gcc/ChangeLog

   1 2011-11-09  Ira Rosen  <ira.rosen@linaro.org>
   2
   3         PR tree-optimization/51015
   4         * tree-vect-loop.c (vect_determine_vectorization_factor): Expect
   5         vectype to be set for pattern def stmts.
   6
   7 2011-11-09  Alan Modra  <amodra@gmail.com>
   8
   9         * function.c (bb_active_p): Delete.
  10         (dup_block_and_redirect, active_insn_between): New functions.
  11         (convert_jumps_to_returns, emit_return_for_exit): New functions,
  12         split out from..
  13         (thread_prologue_and_epilogue_insns): ..here.  Delete
  14         shadowing variables.  Don't do prologue register clobber tests
  15         when shrink wrapping already failed.  Delete all last_bb_active
  16         code.  Instead compute tail block candidates for duplicating
  17         exit path.  Remove these from antic set.  Duplicate tails when
  18         reached from both blocks needing a prologue/epilogue and
  19         blocks not needing such.
  20         * ifcvt.c (dead_or_predicable): Test both flag_shrink_wrap and
  21         HAVE_simple_return.
  22         * bb-reorder.c (get_uncond_jump_length): Make global.
  23         * bb-reorder.h (get_uncond_jump_length): Declare.
  24         * cfgrtl.c (rtl_create_basic_block): Comment typo fix.
  25         (rtl_split_edge): Likewise.  Warning fix.
  26         (rtl_duplicate_bb): New function.
  27         (rtl_cfg_hooks): Enable can_duplicate_block_p and duplicate_block.
  28         * Makefile.in (function.o): Update dependencies.
  29
  30 2011-11-08  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
  31             Georg-Johann Lay  <avr@gjlay.de>
  32
  33         * doc/tm.texi.in (MODE_CODE_BASE_REG_CLASS): Add address space
  34         argument.
  35         (REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
  36         * doc/tm.texi: Regenerate.
  37
  38         * config/cris/cris.h (MODE_CODE_BASE_REG_CLASS): Add address
  39         space argument.
  40         (REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
  41         * config/bfin/bfin.h (MODE_CODE_BASE_REG_CLASS): Likewise.
  42         (REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
  43         * config/avr/avr.h (MODE_CODE_BASE_REG_CLASS): Add address space
  44         argument.
  45         (REGNO_MODE_CODE_OK_FOR_BASE_P): Ditto.
  46         * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
  47         (avr_regno_mode_code_ok_for_base_p): Ditto.
  48         * config/avr/avr.c (avr_mode_code_base_reg_class): Ditto.
  49         (avr_regno_mode_code_ok_for_base_p): Ditto.
  50         (avr_reg_ok_for_addr_p): Pass AS down to
  51         avr_regno_mode_code_ok_for_base_p.
  52
  53         * addresses.h (base_reg_class): Add address space argument.
  54         Pass to MODE_CODE_BASE_REG_CLASS.
  55         (ok_for_base_p_1): Add address space argument.  Pass to
  56         REGNO_MODE_CODE_OK_FOR_BASE_P.
  57         (regno_ok_for_base_p): Add address space argument.  Pass to
  58         ok_for_base_p_1.
  59
  60         * regrename.c (scan_rtx_address): Add address space argument.
  61         Pass address space to regno_ok_for_base_p and base_reg_class.
  62         Update recursive calls.
  63         (scan_rtx): Pass address space to scan_rtx_address.
  64         (build_def_use): Likewise.
  65         * regcprop.c (replace_oldest_value_addr): Add address space
  66         argument.  Pass to regno_ok_for_base_p and base_reg_class.
  67         Update recursive calls.
  68         (replace_oldest_value_mem): Pass address space to
  69         replace_oldest_value_addr.
  70         (copyprop_hardreg_forward_1): Likewise.
  71
  72         * reload.c (find_reloads_address_1): Add address space argument.
  73         Pass address space to base_reg_class and regno_ok_for_base_p.
  74         Update recursive calls.
  75         (find_reloads_address): Pass address space to base_reg_class,
  76         regno_ok_for_base_p, and find_reloads_address_1.
  77         (find_reloads): Pass address space to base_reg_class.
  78         (find_reloads_subreg_address): Likewise.
  79
  80         * ira-costs.c (record_reg_classes): Update calls to base_reg_class.
  81         (ok_for_base_p_nonstrict): Add address space argument.  Pass to
  82         ok_for_base_p_1.
  83         (record_address_regs): Add address space argument.  Pass to
  84         base_reg_class and ok_for_base_p_nonstrict.  Update recursive calls.
  85         (record_operand_costs): Pass address space to record_address_regs.
  86         (scan_one_insn): Likewise.
  87
  88         * caller-save.c (init_caller_save): Update call to base_reg_class.
  89         * ira-conflicts.c (ira_build_conflicts): Likewise.
  90         * reload1.c (maybe_fix_stack_asms): Likewise.
  91
  92 2011-11-08  Michael Matz  <matz@suse.de>
  93
  94         * gengtype.c (write_field_root): Avoid out-of-scope access of newv.
  95
  96         * tree-stdarg.c (execute_optimize_stdarg): Accept clobbers.
  97
  98         * tree.h (TREE_CLOBBER_P): New macro.
  99         * gimple.h (gimple_clobber_p): New inline function.
 100         * gimplify.c (gimplify_bind_expr): Add clobbers for all variables
 101         that go out of scope and live in memory.
 102         * tree-ssa-operands.c (get_expr_operands): Transfer volatility also
 103         for constructors.
 104         * cfgexpand.c (decl_to_stack_part): New static variable.
 105         (add_stack_var): Allocate it, and remember mapping.
 106         (fini_vars_expansion): Deallocate it.
 107         (stack_var_conflict_p): Add early outs.
 108         (visit_op, visit_conflict, add_scope_conflicts_1,
 109         add_scope_conflicts): New static functions.
 110         (expand_used_vars_for_block): Don't call add_stack_var_conflict, tidy.
 111         (expand_used_vars): Add scope conflicts.
 112         (expand_gimple_stmt_1): Expand clobbers to nothing.
 113         (expand_debug_expr): Ditto.
 114
 115         * tree-pretty-print.c (dump_generic_node): Dump clobbers nicely.
 116         * tree-ssa-live.c (remove_unused_locals): Remove clobbers that
 117         refer to otherwise unused locals.
 118         * tree-sra.c (build_accesses_from_assign): Ignore clobbers.
 119         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Clobbers of
 120         SSA names aren't necessary.
 121         (propagate_necessity): Accept and ignore constructors on the rhs,
 122         tidy.
 123         * gimple.c (walk_gimple_op): Accept constructors like mem_rhs.
 124         * tree-ssa-structalias.c (find_func_aliases): Clobbers don't store
 125         any known value.
 126         * tree-ssa-sccvn.c (vn_reference_lookup_3): Ditto, in particular they
 127         don't zero-initialize something.
 128         * tree-ssa-phiopt.c (cond_if_else_store_replacement_1): Ignore
 129         clobber RHS, we don't want PHI nodes with those.
 130
 131 2011-11-08  Jakub Jelinek  <jakub@redhat.com>
 132
 133         * config/i386/i386.c (ix86_preferred_simd_mode): Even for TARGET_AVX
 134         if not TARGET_PREFER_AVX128 return 32-byte integer vectors.
 135
 136 2011-11-08  Richard Guenther  <rguenther@suse.de>
 137
 138         PR tree-optimization/51012
 139         * ipa-prop.c (update_indirect_edges_after_inlining): Fixup
 140         non-inlinable state.
 141         * cgraph.c (cgraph_make_edge_direct): Likewise.
 142
 143 2011-11-08  Eric Botcazou  <ebotcazou@adacore.com>
 144
 145         PR rtl-optimization/47698
 146         * ifcvt.c (noce_operand_ok): Move around comment.
 147
 148 2011-11-08  Richard Guenther  <rguenther@suse.de>
 149
 150         PR lto/50999
 151         * lto-opts.c (append_to_collect_gcc_options): Split out from...
 152         (lto_write_options): ... here.  Prepend frontend specific flags.
 153
 154 2011-11-08  Jakub Jelinek  <jakub@redhat.com>
 155
 156         * config/i386/sse.md (*avx_vperm2f128<mode>3_nozero): Emit mask
 157         0x12 and 0x20 as vinsert[fi]128 instead of vperm2[fi]128.
 158
 159         * tree-vect-stmts.c (vectorizable_call): Add SLP_NODE argument.
 160         Handle vectorization of SLP calls.
 161         (vect_analyze_stmt): Adjust caller, add call to it for SLP too.
 162         (vect_transform_stmt): Adjust vectorizable_call caller, remove
 163         assertion.
 164         * tree-vect-slp.c (vect_get_and_check_slp_defs): For calls start
 165         with op_idx 3.
 166         (vect_build_slp_tree): Allow CALL_EXPR.
 167
 168 2011-11-08  Richard Guenther  <rguenther@suse.de>
 169
 170         * gimple-fold.c (canonicalize_constructor_val): Make sure
 171         we have referenced vars setup before adding to them.
 172
 173 2011-11-07  Richard Henderson  <rth@redhat.com>
 174             Aldy Hernandez  <aldyh@redhat.com>
 175             Andrew MacLeod  <amacleod@redhat.com>
 176             Torvald Riegel  <triegel@redhat.com>
 177
 178         Merged from transactional-memory.
 179
 180         * gtm-builtins.def: New file.
 181         * trans-mem.c: New file.
 182         * trans-mem.h: New file.
 183
 184         * opts.c (finish_options): Error out when using -flto and
 185         -fgnu-tm.
 186
 187         * config/i386/i386.c: Define TARGET_VECTORIZE* transactional variants.
 188         (ix86_handle_tm_regparm_attribute, struct bdesc_tm,
 189         ix86_builtin_tm_load, ix86_builtin_tm_store,
 190         ix86_init_tm_builtins): New.
 191         (ix86_init_builtins): Initialize TM builtins.
 192         (struct ix86_attribute_table): Add "*tm regparm".
 193         * config/i386/i386-builtin-types.def (PV2SI): Define.
 194         (PCV2SI): Define.
 195         Define V2SI_FTYPE_PCV2SI.
 196         Define V4SF_FTYPE_PCV4SF.
 197         Define V8SF_FTYPE_PCV8SF.
 198         Define VOID_PV2SI_V2SI.
 199
 200         * doc/invoke.texi (C Dialect Options): Document -fgnu-tm and
 201         tm-max-aggregate-size.
 202         * doc/tm.texi.in: Add TARGET_VECTORIZE_BUILTIN_TM_LOAD and
 203         TARGET_VECTORIZE_BUILTIN_TM_STORE hooks.
 204         * doc/tm.texi: Regenerate.
 205
 206         * attribs.c (apply_tm_attr): New.
 207         (init_attributes): Allow '*' prefix for overrides.
 208         (register_attribute): Likewise.
 209         * builtin-attrs.def (ATTR_TM_TMPURE, ATTR_TM_REGPARM): New.
 210         (ATTR_TM_NOTHROW_LIST, ATTR_TM_TMPURE_NOTHROW_LIST,
 211         ATTR_TM_PURE_TMPURE_NOTHROW_LIST, ATTR_TM_NORETURN_NOTHROW_LIST,
 212         ATTR_TM_CONST_NOTHROW_LIST, ATTR_TMPURE_MALLOC_NOTHROW_LIST,
 213         ATTR_TMPURE_NOTHROW_LIST): New.
 214         * builtin-types.def (BT_FN_I[1248]_VPTR, BT_FN_FLOAT_VPTR,
 215         BT_FN_DOUBLE_VPTR, BT_FN_LDOUBLE_VPTR, BT_FN_VOID_VPTR_I[1248],
 216         BT_FN_VOID_VPTR_FLOAT, BT_FN_VOID_VPTR_DOUBLE,
 217         BT_FN_VOID_VPTR_LDOUBLE, BT_FN_VOID_VPTR_SIZE): New.
 218         * builtins.def: Include gtm-builtins.def. Add comments regarding
 219         transactional memory synchronization.
 220         (DEF_TM_BUILTIN): New.
 221         * c-parser.c (struct c_parser): Add in_transaction.
 222         (c_parser_transaction, c_parser_transaction_expression,
 223         c_parser_transaction_cancel, c_parser_transaction_attributes): New.
 224         (c_parser_attribute_any_word): Split out from c_parser_attributes.
 225         (c_parser_statement_after_labels): Handle RID_TRANSACTION*.
 226         (c_parser_unary_expression): Same.
 227         * c-tree.h (c_finish_transaction): Declare.
 228         * c-typeck.c (c_finish_transaction): New.
 229         (build_function_call_vec): Call tm_malloc_replacement.
 230         * calls.c (is_tm_builtin): New.
 231         (flags_from_decl_or_type): Add ECF_TM_BUILTIN and ECF_TM_PURE.
 232         * cfgbuild.c (make_edges): Add edges for REG_TM notes.
 233         * cfgexpand.c (expand_call_stmt): Call
 234         mark_transaction_restart_calls.
 235         (gimple_expand_cfg): Free the tm_restart map.
 236         (mark_transaction_restart_calls): New.
 237         * cfgrtl.c (purge_dead_edges): Look for REG_TM notes.
 238         * cgraph.c (dump_cgraph_node): Handle tm_clone.
 239         * cgraph.h (struct cgraph_node): Add tm_clone field.
 240         (decl_is_tm_clone): New.
 241         (struct cgraph_local_info): Add tm_may_enter_irr.
 242         (cgraph_copy_node_for_versioning): Declare.
 243         * cgraphunit.c (cgraph_copy_node_for_versioning): Export;
 244         copy analyzed from old version.
 245         * combine.c (distribute_notes): Handle REG_TM notes.
 246         * common.opt: Add -fgnu-tm.
 247         * crtstuff.c (__TMC_LIST__, __TMC_END__): New.
 248         (__do_global_dtors_aux): Deregister clone table.
 249         (frame_dummy): Register clone table.
 250         * emit-rtl.c (try_split): Handle REG_TM. Early return if no function
 251         body.
 252         * gimple-low.c (lower_stmt): Handle GIMPLE_EH_ELSE and
 253         GIMPLE_TRANSACTION.
 254         (gimple_stmt_may_fallthru): Handle GIMPLE_EH_ELSE.
 255         * gimple-pretty-print.c: Include trans-mem.h.
 256         (dump_gimple_fmt): Add %x.
 257         (dump_gimple_call): Dump arguments for calls to _ITM_beginTransaction.
 258         (dump_gimple_eh_else, dump_gimple_transaction): New.
 259         (dump_gimple_stmt): Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
 260         * gimple.c (gimple_build_eh_else, gimple_build_transaction): New.
 261         (walk_gimple_seq): Honor removed_stmt. Document usage of removed_stmt
 262         field.
 263         (walk_gimple_op): Handle GIMPLE_TRANSACTION.
 264         (walk_gimple_stmt): Initialize and honor removed_stmt.
 265         Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
 266         (gimple_copy): Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
 267         * gimple.def (GIMPLE_TRANSACTION, GIMPLE_EH_ELSE): New.
 268         * gimple.h (struct gimple_statement_eh_else,
 269         gimple_statement_transaction, GTMA_*): New.
 270         (gimple_statement_d): Add gimple_statement_eh_else and
 271         gimple_transaction.
 272         (gimple_build_eh_else, gimple_build_transaction,
 273         gimple_fold_call, diagnose_tm_safe_errors): Declare.
 274         (get_call_expr_in): Remove prototype.
 275         (gimple_has_substatements): Add GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
 276         (gimple_eh_else_n_body, gimple_eh_else_e_body,
 277         gimple_eh_else_set_n_body, gimple_eh_else_set_e_body,
 278         gimple_transaction_body, gimple_transaction_label,
 279         gimple_transaction_label_ptr, gimple_transaction_subcode,
 280         gimple_transaction_set_body, gimple_transaction_set_label,
 281         gimple_transaction_set_subcode): New.
 282         (struct walk_stmt_info): Use BOOL_BITFIELD; add removed_stmt.
 283         * gimplify.c (create_tmp_var_name): Use clean_symbol_name.
 284         (voidify_wrapper_expr): Handle TRANSACTION_EXPR.
 285         (gimplify_transaction): New.
 286         (gimplify_expr): Handle TRANSACTION_EXPR.
 287         * gsstruct.def (GSS_EH_ELSE, GSS_TRANSACTION): New.
 288         * ipa-inline.c (can_inline_edge_p): Do not inline TM safe calling
 289         TM pure functions.
 290         * Makefile.in: Add trans-mem.o and dependencies.
 291         (BUILTINS_DEF): Add gtm-builtins.def.
 292         (gimple-pretty-print.o): Depend on TRANS_MEM_H.
 293         (GTFILES): Add trans-mem.c.
 294         * omp-low.c (WALK_SUBSTMTS): Add GIMPLE_TRANSACTION.
 295         * output.h (record_tm_clone_pair, finish_tm_clone_pairs,
 296         get_tm_clone_pair): Declare.
 297         * params.def (PARAM_TM_MAX_AGGREGATE_SIZE): New.
 298         * passes.c (init_optimization_passes): Place transactional memory
 299         passes.
 300         * print-tree.c (print_node): Dump tm-clone.
 301         * recog.c (peep2_attempt): Handle REG_TM.
 302         * reg-notes.def (TM): New.
 303         * rtlanal.c (alloc_reg_note): Handle REG_TM.
 304         * target.def (builtin_tm_load, builtin_tm_store): New.
 305         * targhooks.c (default_builtin_tm_load_store): New.
 306         * targhooks.h (default_builtin_tm_load_store): Declare.
 307         * timevar.def (TV_TRANS_MEM): New.
 308         * toplev.c (compile_file): Call finish_tm_clone_pairs.
 309         * tree-cfg.c (make_edges): Handle GIMPLE_TRANSACTION.
 310         (cleanup_dead_labels): Handle GIMPLE_TRANSACTION. Avoid unnecessary
 311         writes into the statements to update labels.
 312         (is_ctrl_altering_stmt): Add TM ending statements. Handle
 313         GIMPLE_TRANSACTION.
 314         (verify_gimple_transaction): New.
 315         (verify_gimple_stmt): Handle GIMPLE_TRANSACTION.
 316         (verify_gimple_in_seq_2): Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
 317         (gimple_redirect_edge_and_branch): Handle TM_TRANSACTION.
 318         (dump_function_to_file): Display [tm-clone] if applicable.
 319         * tree-eh.c (struct_ptr_eq): Make inline and move to tree.h.
 320         (struct_ptr_hash): Same.
 321         (collect_finally_tree): Handle GIMPLE_EH_ELSE.
 322         (replace_goto_queue_1): Likewise.
 323         (get_eh_else): New.
 324         (honor_protect_cleanup_actions): Handle GIMPLE_EH_ELSE.
 325         (lower_try_finally_nofallthru): Likewise.
 326         (lower_try_finally_onedest): Likewise.
 327         (lower_try_finally_copy): Likewise.
 328         (lower_try_finally_switch): Likewise.
 329         (lower_try_finally): Likewise.
 330         (decide_copy_try_finally): Likewise.
 331         (lower_eh_constructs_2): Likewise.
 332         (refactor_eh_r): Likewise.
 333         * tree-flow.h (struct gimple_df): Add tm_restart field.
 334         Define tm_restart_node.
 335         * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_TRANSACTION.
 336         (estimate_num_insns): Likewise.
 337         (init_inline_once): Init tm_cost.
 338         * tree-inline.h (struct eni_weights_d): Add tm_cost.
 339         * tree-pass.h (pass_diagnose_tm_blocks, pass_lower_tm, pass_tm_init,
 340         pass_tm_mark, pass_tm_memopt, pass_tm_edges, pass_ipa_tm): Declare.
 341         * tree-pretty-print.c (dump_generic_node): Handle TRANSACTION_EXPR.
 342         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
 343         BUILT_IN_TM_MEMSET, BUILT_IN_TM_MEMCPY, BUILT_IN_TM_MEMMOVE.
 344         Add support for TM vector loads.  Add support for TM logging builtins.
 345         (call_may_clobber_ref_p_1): Add support for vector stores.
 346         * tree-ssa-structalias.c (find_func_aliases): Add support for TM
 347         vector stores and loads. Handle BUILT_IN_TM_MEMSET,
 348         BUILT_IN_TM_MEMCPY, BUILT_IN_TM_MEMMOVE.
 349         * tree.c (strip_invariant_refs): Moved from gimple.c to here.
 350         (local_define_builtin): Handle ECF_TM_PURE.
 351         (build_common_builtin_nodes): Set __builtin_eh_pointer to ECF_TM_PURE.
 352         * tree.def (TRANSACTION_EXPR): New.
 353         * tree.h (strip_invariant_refs): Moved from gimple.h to here.
 354         (TRANSACTION_EXPR_BODY, TRANSACTION_EXPR_CHECK,
 355         TRANSACTION_EXPR_OUTER, TRANSACTION_EXPR_RELAXED,
 356         BUILTIN_TM_LOAD_STORE_P, BUILTIN_TM_LOAD_P, BUILTIN_TM_STORE_P,
 357         CASE_BUILT_IN_TM_LOAD, CASE_BUILT_IN_TM_STORE): New.
 358         (ECF_TM_PURE, ECF_TM_BUILTIN): New.
 359         (struct tree_function_decl): Add tm_clone_flag.
 360         (struct_ptr_eq, struct_ptr_hash): New.
 361         (apply_tm_attr): Declare.
 362         (is_tm_safe_or_pure): New.
 363         (build_tm_abort_call, is_tm_safe, is_tm_pure,
 364         is_tm_may_cancel_outer, is_tm_ending_fndecl, record_tm_replacement,
 365         tm_malloc_replacement): Declare.
 366         * varasm.c (tm_clone_hash): New.
 367         (record_tm_clone_pair, finish_tm_clone_pairs, get_tm_clone_pair,
 368         dump_tm_clone_to_vec, dump_tm_clone_pairs, tm_alias_pair_cmp): New.
 369         (struct tm_alias_pair): New.  Declare VEC types for object.
 370
 371 2011-11-07  Richard Henderson  <rth@redhat.com>
 372
 373         * optabs.h (OTI_sync_compare_and_swap, OTI_sync_lock_test_and_set,
 374         OTI_sync_old_add, OTI_sync_old_sub, OTI_sync_old_ior,
 375         OTI_sync_old_and, OTI_sync_old_xor, OTI_sync_old_nand,
 376         OTI_sync_new_add, OTI_sync_new_sub, OTI_sync_new_ior,
 377         OTI_sync_new_and, OTI_sync_new_xor, OTI_sync_new_nand): Move and
 378         rename from the direct_optab_index enum.
 379         (sync_compare_and_swap_optab, sync_lock_test_and_set_optab,
 380         sync_old_add_optab, sync_old_sub_optab, sync_old_ior_optab,
 381         sync_old_and_optab, sync_old_xor_optab, sync_old_nand_optab,
 382         sync_new_add_optab, sync_new_sub_optab, sync_new_ior_optab,
 383         sync_new_and_optab, sync_new_xor_optab, sync_new_nand_optab): Read
 384         from the optab_table, not the direct_optab_table.
 385         (init_sync_libfuncs): Declare.
 386         (can_compare_and_swap_p): Update parameters.
 387         * optabs.c (init_sync_libfuncs_1, init_sync_libfuncs): New.
 388         (can_compare_and_swap_p): Add allow_libcall parameter; if true,
 389         test for the legacy compare-and-swap libcall.
 390         (expand_atomic_exchange): Use the legacy test-and-set libcall.
 391         (expand_atomic_compare_and_swap): Use the legacy CAS libcall.
 392         (struct atomic_op_functions): Update for optab type changes.
 393         (maybe_emit_op): Likewise.
 394         (expand_atomic_fetch_op): Use the legacy fetch-op libcalls.
 395         * builtins.c (fold_builtin_atomic_always_lock_free): Update call
 396         to can_compare_and_swap_p.
 397         * omp-low.c (expand_omp_atomic_fetch_op): Likewise.
 398         (expand_omp_atomic_pipeline): Likewise.
 399         * genopinit.c (optabs): Make sync_old_*_optab, sync_new_*_optab,
 400         sync_compare_and_swap_optab, sync_lock_test_and_set_optab regular
 401         optabs.
 402         * doc/md.texi (sync_compare_and_swap): Update docs for libcalls.
 403
 404 2011-11-07  Jakub Jelinek  <jakub@redhat.com>
 405
 406         * config/i386/i386-bultin-types.def (V8SI_FTYPE_V4DF_V4DF): Add.
 407         * config/i386/i386.c (enum ix86_builtins): Add
 408         IX86_BUILTIN_VEC_PACK_SFIX256.
 409         (bdesc_args): Add __builtin_ia32_vec_pack_sfix256.
 410         (ix86_expand_args_builtin): Handle V8SI_FTYPE_V4DF_V4DF.
 411         (ix86_builtin_vectorized_function): Also vectorize lrint using
 412         256-bit vectors for -mavx.
 413
 414 2011-11-07  Anatoly Sokolov  <aesok@post.ru>
 415
 416         * config/cris/constraints.md: New file.
 417         * config/cris/cris.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
 418         CRIS_CONST_OK_FOR_LETTER_P, CONST_OK_FOR_CONSTRAINT_P,
 419         CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_MEMORY_CONSTRAINT,
 420         EXTRA_CONSTRAINT, EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_R,
 421         EXTRA_CONSTRAINT_T, EXTRA_CONSTRAINT_S, EXTRA_CONSTRAINT_U): Remove.
 422         * config/cris/cris.c: Incule "tm-constrs.h".
 423         (cris_print_operand): Use satisfies_constraint_O.
 424         (cris_normal_notice_update_cc, cris_rtx_costs): Use
 425         satisfies_constraint_I.
 426         (cris_address_cost): Use satisfies_constraint_L.
 427         * config/cris/cris.md: Include "constraints.md".
 428         (*mov_side<mode>, *mov_sidesisf, *mov_side<mode>_mem,
 429         *mov_sidesisf_mem, *clear_side<mode>, *ext_sideqihi,
 430         *ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>,
 431         *extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side,
 432         *extop<mode>si_swap_side): Use satisfies_constraint_N and
 433         satisfies_constraint_J.
 434         (moversideqi movemsideqi mover2side peephole2): Use
 435         satisfies_constraint_N and satisfies_constraint_J.
 436         (andu peephole2): Use satisfies_constraint_I and
 437         satisfies_constraint_O.
 438
 439 2011-11-07  Uros Bizjak  <ubizjak@gmail.com>
 440
 441         * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
 442         BUILT_IN_IRINT, BUILT_IN_IRINTF, BUILT_IN_LLRINT and BUILT_IN_LLRINTF.
 443
 444 2011-11-07  Andrew MacLeod  <amacleod@redhat.com>
 445
 446         * optabs.c (get_atomic_op_for_code): Fill in optab table at runtime so
 447         SWITCHABLE_TARGET can change the values during compilation.
 448         (expand_atomic_fetch_op): Handle parameter change ripples for
 449         get_atomic_op_for_code call.
 450
 451 2011-11-07  Andrew MacLeod  <amacleod@redhat.com>
 452
 453         * doc/extend.texi: Docuemnt behaviour change for __atomic_exchange and
 454         __atomic_store.
 455         * optabs.c (expand_atomic_exchange): Expand to __sync_lock_test_and_set
 456         only when originated from that builtin.
 457         (expand_atomic_store): Expand to __sync_lock_release when originated
 458         from that builtin.
 459         * builtins.c (expand_builtin_sync_lock_test_and_set): Add flag that
 460         expand_atomic_exchange call originated from here.
 461         (expand_builtin_sync_lock_release): Add flag that expand_atomic_store
 462         call originated from here.
 463         (expand_builtin_atomic_exchange): Add origination flag.
 464         (expand_builtin_atomic_store): Add origination flag.
 465         * expr.h (expand_atomic_exchange, expand_atomic_store): Add boolean
 466         parameters to indicate implementation fall back options.
 467
 468 2011-11-07  Georg-Johann Lay  <avr@gjlay.de>
 469
 470         * config/avr/avr.c (output_reload_in_const): Can handle CONSTANT_P
 471         now, not only CONST_INT and CONST_DOUBLE.
 472         (output_movqi): Use output_reload_in_const.
 473         (output_reload_inhi): Ditto.
 474         (output_reload_insisf): Move assertion to output_reload_in_const.
 475         (avr_out_reload_inpsi): Ditto.
 476
 477 2011-11-07  Nathan Sidwell  <nathan@acm.org>
 478
 479         * gcov.c (object_summary): Replace with ...
 480         (object_runs): ... this.
 481         (process_file): Remove functions with no data.
 482         (generate_results): Ignore files with no lines.
 483         (release_function): New helper, broken out of ...
 484         (release_structures): ... here.  Use it.
 485         (read_count_file): Adjust for new data file format.
 486         (output_lines): Use object_runs.
 487         * gcov-io.h (GCOV_TAG_OBJECT_SUMMARY): Obsolete.
 488         (struct gcov_ctr_info): Move definition.
 489         (struct gcov_fn_info): Add key field, use gcov_ctr_info for
 490         trailing array.
 491         (struct gcov_info): Add merge function array, remove mask and
 492         counts.  Trailing array is array of pointers to function info.
 493         * coverage.c (struct function_list): Replace counter numbers with
 494         counter arrays.  Add fndecl field.  GTYify.
 495         (counts_entry): Remove chain workspace.
 496         (functions_head): GTYify.
 497         (prg_n_ctrs): Remove.
 498         (fn_v_ctrs): New.
 499         (tree_ctr_tables): Remove.
 500         (read_counts_file): Cope with blank entries and expect program
 501         summaries before functions.  Don't warn on missing entries.
 502         (coverage_counter_alloc): Allocate individual function arrays.
 503         (tree_coverage_counter_ref, tree_coverage_counter_addr): Adjust
 504         for individual function arrays.
 505         (coverage_end_function): GTYify function list object. Finalize
 506         function's counter arrays.
 507         (build_var): New.  Create a counter-related variable with
 508         appropriate linkage.
 509         (build_fn_info_type): Adjust for new runtime structure.
 510         (build_fn_info_value): Rename to ...
 511         (build_fn_info): ... here.  Build new format data.
 512         (build_ctr_info_type, build_ctr_info_value): Remove.
 513         (build_info_type): New. Build new format data structure.
 514         (build_info): Adjust for new format data.
 515         (create_coverage): Likewise.
 516         * gcov-dump.c (tag_function): Recognize placeholders.
 517
 518 2011-11-07  Georg-Johann Lay  <avr@gjlay.de>
 519
 520         * config/avr/constraints.md (Cm2): New constraint for int -2.
 521         * config/avr/avr.md (addqi3): Use it. New alternatives for +/-2.
 522         (*negqihi2): New insn.
 523
 524 2011-11-07  H.J. Lu  <hongjiu.lu@intel.com>
 525
 526         * dwarf2cfi.c (dwarf2out_frame_debug_expr): Check
 527         HARD_FRAME_POINTER_REGNUM instead of hard_frame_pointer_rtx
 528         in Rule 18.
 529
 530 2011-11-07  Jakub Jelinek  <jakub@redhat.com>
 531
 532         * config/i386/i386.c (ix86_expand_builtin): If gather mask
 533         argument is known to have all high bits set, pass pc_rtx as
 534         second argument to the expander instead of op0.
 535         * config/i386/sse.md (*avx2_gathersi<mode>_2,
 536         *avx2_gatherdi<mode>_2): New patterns.
 537         * config/i386/avx2intrin.h (_mm256_i32gather_pd,
 538         _mm256_i64gather_pd, _mm256_i32gather_ps): Set mask using
 539         _mm256_cmp_pd with zero vector arguments and _CMP_EQ_OQ instead of
 540         _mm256_set1_pd.
 541
 542         PR tree-optimization/50789
 543         * tree-vect-stmts.c (process_use): Add force argument, avoid
 544         exist_non_indexing_operands_for_use_p check if true.
 545         (vect_mark_stmts_to_be_vectorized): Adjust callers.  Handle
 546         STMT_VINFO_GATHER_P.
 547         (gen_perm_mask): New function.
 548         (perm_mask_for_reverse): Use it.
 549         (reverse_vec_element): Rename to...
 550         (permute_vec_elements): ... this.  Add Y and MASK_VEC arguments,
 551         generalize for any permutations.
 552         (vectorizable_load): Adjust caller.  Handle STMT_VINFO_GATHER_P.
 553         * target.def (TARGET_VECTORIZE_BUILTIN_GATHER): New hook.
 554         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_GATHER): Document it.
 555         * doc/tm.texi: Regenerate.
 556         * tree-data-ref.c (initialize_data_dependence_relation,
 557         compute_self_dependence): No longer static.
 558         * tree-data-ref.h (initialize_data_dependence_relation,
 559         compute_self_dependence): New prototypes.
 560         * tree-vect-data-refs.c (vect_check_gather): New function.
 561         (vect_analyze_data_refs): Detect possible gather load data
 562         refs.
 563         * tree-vectorizer.h (struct _stmt_vec_info): Add gather_p field.
 564         (STMT_VINFO_GATHER_P): Define.
 565         (vect_check_gather): New prototype.
 566         * config/i386/i386-builtin-types.def: Add types for alternate
 567         gather builtins.
 568         * config/i386/sse.md (AVXMODE48P_DI): Remove.
 569         (VEC_GATHER_MODE): Rename mode_attr to...
 570         (VEC_GATHER_IDXSI): ... this.
 571         (VEC_GATHER_IDXDI, VEC_GATHER_SRCDI): New mode_attrs.
 572         (avx2_gathersi<mode>, *avx2_gathersi<mode>): Use <VEC_GATHER_IDXSI>
 573         instead of <VEC_GATHER_MODE>.
 574         (avx2_gatherdi<mode>): Use <VEC_GATHER_IDXDI> instead of
 575         <<AVXMODE48P_DI> and <VEC_GATHER_SRCDI> instead of VEC_GATHER_MODE
 576         on src and mask operands.
 577         (*avx2_gatherdi<mode>): Likewise.  Use VEC_GATHER_MODE iterator
 578         instead of AVXMODE48P_DI.
 579         (avx2_gatherdi<mode>256, *avx2_gatherdi<mode>256): Removed.
 580         * config/i386/i386.c (enum ix86_builtins): Add
 581         IX86_BUILTIN_GATHERALTSIV4DF, IX86_BUILTIN_GATHERALTDIV8SF,
 582         IX86_BUILTIN_GATHERALTSIV4DI and IX86_BUILTIN_GATHERALTDIV8SI.
 583         (ix86_init_mmx_sse_builtins): Create those builtins.
 584         (ix86_expand_builtin): Handle those builtins and adjust expansions
 585         of other gather builtins.
 586         (ix86_vectorize_builtin_gather): New function.
 587         (TARGET_VECTORIZE_BUILTIN_GATHER): Define.
 588
 589 2011-11-07  Uros Bizjak  <ubizjak@gmail.com>
 590
 591         * config/i386/f16cintrin: Remove extra _X86INTRIN_H_INCLUDED check.
 592
 593 2011-11-07  Tristan Gingold  <gingold@adacore.com>
 594
 595         * config.gcc (*-*-*vms*): Set c_target_objs, cxx_target_objs.
 596         * config/vms/t-vms: Add vms-c.o rule.
 597         * config/vms/vms-c.c: New file.
 598         * config/vms/vms-protos.h (vms_c_register_pragma): New prototype.
 599         * config/vms/vms.h (REGISTER_TARGET_PRAGMAS): Define.
 600
 601 2011-11-07  Tristan Gingold  <gingold@adacore.com>
 602
 603         * config/alpha/vms.h (TARGET_OBJECT_SUFFIX,
 604         TARGET_EXECUTABLE_SUFFIX, TARGET_OS_CPP_BUILTINS,
 605         TARGET_ABI_OPEN_VMS, LONG_TYPE_SIZE, ADA_LONG_TYPE_SIZE,
 606         POINTER_SIZE, POINTERS_EXTEND_UNSIGNED): Move to config/vms/vms.h
 607         (SUBTARGET_OS_CPP_BUILTINS): Define.
 608         (TARGET_DEFAULT): Tune according to POINTER_SIZE.
 609         (MASK_RETURN_ADDR): Define in 64 bit mode.
 610         * config/ia64/vms.h: Likewise.
 611         * config/vms/vms.h: New file.
 612         * config/vms/vms64.h: New file.
 613         * config/alpha/vms64.h: Removed.
 614         * config/ia64/vms64.h: Removed.
 615         * config.gcc (alpha64-dec-*vms*, alpha*-dec-*vms*, ia64-hp-*vms*):
 616         Adjust for above change.
 617
 618 2011-11-07  Enkovich Ilya  <ilya.enkovich@intel.com>
 619
 620         PR target/50962
 621         * config/i386/i386-protos.h (ix86_use_lea_for_mov): New.
 622         * config/i386/i386.c (ix86_use_lea_for_mov): Likewise.
 623         * config/i386/i386.md (movsi_internal): Emit lea if profitable.
 624         (movdi_internal_rex64): Likewise.
 625
 626 2011-11-07  Sergey Ostanevich  <sergos.gnu@gmail.com>
 627
 628         PR rtl-optimization/47698
 629         * ifcvt.c (noce_operand_ok): Return false for mems with side effects.
 630
 631 2011-11-07  Tristan Gingold  <gingold@adacore.com>
 632
 633         * common/config/alpha/alpha-common.c (alpha_option_init_struct):
 634         New function.
 635         (TARGET_OPTION_INIT_STRUCT): Define.
 636         * config/alpha/alpha.c (TARGET_MIN_ANCHOR_OFFSET)
 637         (TARGET_MAX_ANCHOR_OFFSET)
 638         (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Redefine.
 639
 640 2011-11-06  Quentin Neill  <quentin.neill@amd.com>
 641
 642         Fix r180999, update ChangeLog
 643         * config.gcc: Add f16cintrin.h.
 644         * config/i386/f16cintrin.h: Add missing endif.
 645
 646 2011-11-06  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 647
 648         * config.gcc (arm*-*-rtemseabi*): New target.
 649         * config/arm/rtems-eabi.h: New.
 650         * config/arm/t-rtems-eabi: New.
 651
 652 2011-11-06  David S. Miller  <davem@davemloft.net>
 653
 654         * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): Delete.
 655         (zero_extend_v8qi_vis, zero_extend_v4hi_vis,
 656         *zero_extend_v8qi_<P:mode>_insn,
 657         *zero_extend_v4hi_<P:mode>_insn): Express using vec_merge
 658         and vec_duplicate instead of using an UNSPEC.
 659
 660 2011-11-07  Alan Modra  <amodra@gmail.com>
 661
 662         PR target/30282
 663         * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
 664         blockage for ABI_V4.
 665
 666 2011-11-06  Dave Korn  <dave.korn.cygwin@gmail.com>
 667
 668         * config/i386/cygwin.h (LIBGCJ_SONAME): Updated to match recent
 669         libgcj version bump.
 670         * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
 671
 672 2011-11-06  Eric Botcazou  <ebotcazou@adacore.com>
 673
 674         * gcse.c: Adjust outdated comments throughout.
 675         (struct mem_conflict_info): New structure.
 676         (mems_conflict_for_gcse_p): Use it to communicate with caller.
 677         (load_killed_in_block_p): Pass it to note_stores.
 678         (hash_expr): Remove superfluous line break.
 679         (hash_scan_set): Rename PAT parameter into SET.
 680         (hash_scan_insn): Reorder cases.
 681         (canon_list_insert): Fix long line.
 682         (edge_list): Delete.
 683         (prune_expressions): Rename E local variable into EXPR.
 684         (compute_pre_data): Return struct edge_list * object.
 685         (pre_expr_reaches_here_p_work): Fix formatting.
 686         (process_insert_insn): Move around comment.
 687         (pre_edge_insert): Fix long line.
 688         (pre_insert_copies): Likewise.
 689         (gcse_emit_move_after): Swap SRC and DEST parameters.
 690         (pre_delete): Adjust call to gcse_emit_move_after.
 691         (pre_gcse): Take struct edge_list * parameter.  Fix long line.
 692         (one_pre_gcse_pass): Use flag_gcse_lm condition for all routines.
 693         Use a local list of edges.
 694         (hoist_code): Fix long line.  Adjust call to gcse_emit_move_after.
 695         (pre_ldst_expr_hash): Fix long line.
 696         (free_ldst_mems): Rename into...
 697         (free_ld_motion_mems): ...this.
 698         (first_ls_expr): Delete.
 699         (next_ls_expr): Likewise.
 700         (print_ldst_list): Do not use above two functions.
 701         (simple_mem): Adjust interface.
 702         (compute_ld_motion_mems): Fix formatting.
 703         (update_ld_motion_stores): Reuse local variable.
 704
 705 2011-11-06  Joseph Myers  <joseph@codesourcery.com>
 706
 707         * c-decl.c (shadow_tag_warned, grokdeclarator): Handle _Alignas
 708         specifiers.
 709         (build_null_declspecs): Initialize align_log and alignas_p fields.
 710         (declspecs_add_alignas): New.
 711         * c-parser.c (c_token_starts_declspecs): Handle RID_ALIGNAS.
 712         (c_parser_declspecs): Handle _Alignas specifiers.
 713         (c_parser_alignas_specifier): New.
 714         (c_parser_alignof_expression): Diagnose alignof use for non-C1X.
 715         Diagnose _Alignof (expression).
 716         * c-tree.h (struct c_declspecs): Add align_log and alignas_p fields.
 717         (declspecs_add_alignas): Declare.
 718         * ginclude/stddef.h (max_align_t): Define for C1X and C++11.
 719         * ginclude/stdalign.h: New.
 720         * Makefile.in (USER_H): Add stdalign.h.
 721
 722 2011-11-06  Joern Rennecke  <joern.rennecke@embecosm.com>
 723
 724         * regset.h (fixed_reg_set_regset): Declare.
 725         * dse.c: Include regset.h .
 726         (struct insn_info): Add member fixed_regs_live.
 727         (note_add_store_info): New typedef.
 728         (note_add_store): New function.
 729         (emit_inc_dec_insn_before): Expect arg to be of type insn_info_t.
 730         Use gen_add3_insn / gen_move_insn.
 731         Check new insn for unwanted clobbers before emitting it.
 732         (check_for_inc_dec): Rename to...
 733         (check_for_inc_dec_1:) ... this.  Return bool.  Take insn_info
 734         parameter.  Changed all callers in file.
 735         (check_for_inc_dec, copy_fixed_regs): New functions.
 736         (scan_insn): Set fixed_regs_live field of insn_info.
 737         * rtl.h (check_for_inc_dec): Update prototype.
 738         * postreload.c (reload_cse_simplify): Take new signature of
 739         check_ind_dec into account.
 740         * reginfo.c (fixed_reg_set_regset): New variable.
 741         (init_reg_sets_1): Initialize it.
 742
 743 2011-11-06  Jakub Jelinek  <jakub@redhat.com>
 744
 745         * tree-cfg.c (gimple_can_merge_blocks_p): For -O0 don't remove
 746         any user labels.
 747
 748 2011-11-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 749
 750         * config/pa/pa.c (pa_hpux_init_libfuncs): Rename to pa_init_libfuncs.
 751         Remove dependence of declaration and target define on definition of
 752         HPUX_LONG_DOUBLE_LIBRARY.  Update implementation.
 753
 754 2011-11-06  Andrew Macleod  <amacleod@redhat.com>
 755             Richard Henderson  <rth@redhat.com>
 756             Aldy Hernandez  <aldyh@redhat.com>
 757
 758         Merged from cxx-mem-model.
 759
 760         * cppbuiltin.c (define__GNUC__): Define __ATOMIC memory models
 761         * coretypes.h (enum memmodel): New.  enumerated memory model type.
 762         * Makefile.in (cppbuiltin.o) Add missing dependency on $(TREE_H)
 763         * genopinit,c (optabs): Add atomic direct optab handlers.
 764         * sync-builtins.def (BUILT_IN_ATOMIC_*): New builtins.
 765         * builtin-types.def (BT_CONST_VOLATILE_PTR,
 766         BT_FN_I{1,2,4,8,16}_CONST_VPTR_INT, BT_FN_VOID_VPTR_INT,
 767         BT_FN_BOOL_VPTR_INT, BT_FN_BOOL_SIZE_CONST_VPTR,
 768         BT_FN_I{1,2,4,8,16}_VPTR_I{1,2,4,8,16}_INT,
 769         BT_FN_VOID_VPTR_I{1,2,4,8,16}_INT, BT_FN_VOID_SIZE_VPTR_PTR_INT,
 770         BT_FN_VOID_SIZE_CONST_VPTR_PTR_INT, BT_FN_VOID_SIZE_VPTR_PTR_PTR_INT,
 771         BT_FN_BOOL_VPTR_PTR_I{1,2,4,8,16}_BOOL_INT_INT): New builtin types.
 772         * expr.h (expand_atomic_*): Add prototypes.
 773         (expand_{bool,val}_compare_and_swap): Remove prototypes.
 774         * c-typeck.c (build_function_call_vec): Don't reprocess __atomic
 775         parameters.
 776         * common.opt (Winvalid-memory-model): New warning flag.
 777         (finline-atomics): New. Flag to disable atomic inlining.
 778         * params.h (ALLOW_LOAD_DATA_RACES): New.
 779         (ALLOW_PACKED_LOAD_DATA_RACES): New.
 780         (ALLOW_PACKED_STORE_DATA_RACES): New.
 781         * params.def (PARAM_ALLOW_LOAD_DATA_RACES): New.
 782         (PARAM_ALLOW_PACKED_LOAD_DATA_RACES): New.
 783         (PARAM_ALLOW_PACKED_STORE_DATA_RACES): New.
 784         * builtins.c (is_builtin_name): Handle __atomic.
 785         (get_memmodel): New.  Extract memory model.
 786         (expand_expr_force_mode): New. Factor out common code for ensuring an
 787         integer argument is in the proper mode.
 788         (expand_builtin_sync_operation): Remove ignore param.  Always call
 789         expand_atomic_fetch_op instead of the old expanders.
 790         (expand_builtin_compare_and_swap,
 791         expand_builtin_sync_lock_test_and_set): Use expand_expr_force_mode,
 792         call atomic expanders instead of sync expanders.
 793         (expand_builtin_sync_lock_release): Call atomic_store expander.
 794         (expand_builtin_atomic_compare_exchange, expand_builtin_atomic_load,
 795         expand_builtin_atomic_store, expand_builtin_atomic_fetch_op): New.
 796         (expand_builtin_atomic_exchange): New.
 797         (fold_builtin_atomic_always_lock_free,
 798         expand_builtin_atomic_always_lock_free,
 799         fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
 800         New.
 801         (expand_builtin_mem_thread_fence, expand_builtin_atomic_thread_fence,
 802         expand_builtin_atomic_signal_fence): New.
 803         (expand_builtin_mem_signal_fence): New.
 804         (expand_builtin): Add cases for BUILT_IN_ATOMIC_*.
 805         (fold_builtin_2): Add cases for BUILT_IN_ATOMIC_{IS,ALWAYS}_LOCK_FREE.
 806         * optabs.h (DOI_atomic_*): Define new atomics.
 807         (atomic_*_optab): Define.
 808         (can_compare_and_swap_p, expand_atomic_compare_and_swap): New
 809         prototypes.
 810         * optabs.c (expand_sync_operation, expand_sync_fetch_operation): Remove.
 811         (expand_sync_lock_test_and_set): Remove.
 812         (expand_atomic_load, expand_atomic_store): New.
 813         (expand_atomic_exchange): New.
 814         (expand_atomic_compare_and_swap): New.  Implements
 815         atomic_compare_exchange via compare and swap.
 816         (struct atomic_op_functions): Opcode table struct for fetch ops.
 817         (get_atomic_op_for_code): New.  Return an opcode table entry.
 818         (maybe_emit_op): New.  Try to emit a fetch op.
 819         (expand_atomic_fetch_op): New.
 820         (expand_val_compare_and_swap_1): Remove.
 821         (expand_val_compare_and_swap, expand_bool_compare_and_swap): Remove.
 822         (expand_atomic_compare_and_swap): Rename from
 823         expand_atomic_compare_exchange.  Rewrite to return both success and
 824         oldval return values; expand via both atomic and sync optabs.
 825         (can_compare_and_swap_p): New.
 826         (expand_compare_and_swap_loop): Use expand_atomic_compare_and_swap.
 827         (maybe_gen_insn): Handle 7 and 8 operands.
 828         * omp-low.c (expand_omp_atomic_fetch_op): Don't test individual
 829         fetch_op optabs, only test can_compare_and_swap_p.  Use __atomic
 830         builtins instead of __sync builtins.
 831         (expand_omp_atomic_pipeline): Use can_compare_and_swap_p.
 832         * doc/extend.texi: Document __atomic built-in functions.
 833         * doc/invoke.texi: Document data race parameters.
 834         * doc/md.texi: Document atomic patterns.
 835         * config/i386/i386.md (UNSPEC_MOVA): New.
 836         (UNSPECV_CMPXCHG): Split into ...
 837         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2,
 838         UNSPECV_CMPXCHG_3, UNSPECV_CMPXCHG_4): New.
 839         * config/i386/sync.md (ATOMIC): New mode iterator.
 840         (atomic_load<ATOMIC>, atomic_store<ATOMIC>): New.
 841         (atomic_loaddi_fpu, atomic_storedi_fpu, movdi_via_fpu): New.
 842         (mem_thread_fence): Rename from memory_barrier.
 843         Handle the added memory model parameter.
 844         (mfence_nosse): Rename from memory_barrier_nosse.
 845         (sync_compare_and_swap<CASMODE>): Split into ...
 846         (atomic_compare_and_swap<SWI124>): this and ...
 847         (atomic_compare_and_swap<CASMODE>): this.  Handle the new parameters.
 848         (atomic_compare_and_swap_single<SWI>): Rename from
 849         sync_compare_and_swap<SWI>; rewrite to use split unspecs.
 850         (atomic_compare_and_swap_double<DCASMODE>): Rename from
 851         sync_double_compare_and_swap<DCASMODE>; rewrite to use split unspecs.
 852         (*atomic_compare_and_swap_doubledi_pic): Rename from
 853         sync_double_compare_and_swapdi_pic; rewrite to use split unspecs.
 854         (atomic_fetch_add<SWI>): Rename from sync_old_add<SWI>; add memory
 855         model parameter.
 856         (*atomic_fetch_add_cmp<SWI>): Similarly.
 857         (atomic_add<SWI>, atomic<any_logic><SWI>): Similarly.
 858         (atomic_sub<SWI>): Similarly.  Use x86_maybe_negate_const_int.
 859         (sync_lock_test_and_set<SWI>): Merge with ...
 860         (atomic_exchange<SWI>): ... this.
 861
 862 2011-11-6  Richard Guenther  <rguenther@suse.de>
 863
 864         * ipa-prop.c (ipa_modify_call_arguments): Re-compute
 865         inlinable flag.
 866
 867 2011-11-06  Ira Rosen  <ira.rosen@linaro.org>
 868
 869         * tree-vectorizer.h (vectorizable_condition): Add argument.
 870         * tree-vect-loop.c (vectorizable_reduction): Fail for condition
 871         in SLP.  Update calls to vectorizable_condition.
 872         * tree-vect-stmts.c (vect_is_simple_cond): Add basic block info to
 873         the arguments.  Pass it to vect_is_simple_use_1.
 874         (vectorizable_condition): Add slp_node to the arguments.  Support
 875         vectorization of basic blocks.  Fail for reduction in SLP.  Update
 876         calls to vect_is_simple_cond and vect_is_simple_use.  Support SLP:
 877         call vect_get_slp_defs to get vector operands.
 878         (vect_analyze_stmt): Update calls to vectorizable_condition.
 879         (vect_transform_stmt): Likewise.
 880         * tree-vect-slp.c (vect_create_new_slp_node): Handle COND_EXPR.
 881         (vect_get_and_check_slp_defs): Handle COND_EXPR.  Allow pattern
 882         def stmts.
 883         (vect_build_slp_tree): Handle COND_EXPR.
 884         (vect_analyze_slp_instance): Push pattern statements to root node.
 885         (vect_get_constant_vectors): Fix comments.  Handle COND_EXPR.
 886
 887 2011-11-05  David S. Miller  <davem@davemloft.net>
 888
 889         * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): New unspec.
 890         (zero-extend_v8qi_vis, zero_extend_v4hi_vis): New expanders.
 891         (*zero_extend_v8qi_<P:mode>_insn,
 892         *zero_extend_v4hi_<P:mode>_insn): New insns.
 893         * config/sparc/sparc.c (vector_init_move_words,
 894         vector_init_prepare_elts, sparc_expand_vector_init_vis2,
 895         sparc_expand_vector_init_vis1): New functions.
 896         (vector_init_bshuffle): Rewrite to handle more cases and make use
 897         of locs[] array prepared by vector_init_prepare_elts.
 898         (vector_init_fpmerge, vector_init_faligndata): Delete.
 899         (sparc_expand_vector_init): Rewrite using new infrastructure.
 900
 901 2011-11-05  Joern Rennecke  <joern.rennecke@embecosm.com>
 902
 903         * config.gcc (epiphany-*-*): New architecture.
 904         (epiphany-*-elf): New configuration.
 905         * config/epiphany, common/config/epiphany : New directories.
 906         * doc/extend.texi (disinterrupt attribute): Add Epiphany.
 907         (interrupt attribute): Add Epiphany.
 908         (long_call, short_call attribute): Add Epiphany.
 909         * doc/invoke.texi (Options): Add Epiphany options.
 910         * doc/md.texi (Machine Constraints): Add Epiphany constraints.
 911         * doc/install.texi (Options specification):
 912         Add --with-stack-offset=@var{num} description.
 913         (host/target specific issues): Add epiphany-*-elf.
 914         * doc/contrib.texi (Contributors): Mention Epiphany port.
 915
 916 2011-11-05  Jakub Jelinek  <jakub@redhat.com>
 917
 918         PR tree-optimization/50693
 919         * tree-cfg.c (gimple_can_merge_blocks_p): Allow merging with
 920         non-forced user labels.
 921         (gimple_merge_blocks): Turn non-forced user labels into
 922         debug bind stmt with the label as first operand and reset value.
 923         (gimple_duplicate_bb): Don't duplicate label debug stmts.
 924         * dwarf2out.c (gen_label_die): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
 925         * final.c (final_scan_insn): Likewise.
 926         (rest_of_clean_state): Don't dump NOTE_INSN_DELETED_DEBUG_LABEL.
 927         * var-tracking.c (debug_label_num): New variable.
 928         (delete_debug_insns): Don't delete DEBUG_INSNs for LABEL_DECLs,
 929         instead turn them into NOTE_INSN_DELETED_DEBUG_LABEL notes.
 930         * cfglayout.c (skip_insns_after_block, duplicate_insn_chain): Handle
 931         NOTE_INSN_DELETED_DEBUG_LABEL.
 932         (duplicate_insn_chain): Don't duplicate LABEL_DECL DEBUG_INSNs.
 933         * insn-notes.def (DELETED_DEBUG_LABEL): New note kind.
 934         * print-rtl.c (print_rtx): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
 935         * gengtype.c (adjust_field_rtx_def): Likewise.
 936         * config/i386/i386.c (ix86_output_function_epilogue): For MachO
 937         clear CODE_LABEL_NUMBER of NOTE_INSN_DELETED_DEBUG_LABEL
 938         if their are at the end of function and nop hasn't been emitted.
 939         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Likewise.
 940
 941 2011-11-05  Georg-Johann Lay  <avr@gjlay.de>
 942
 943         PR rtl-optimization/50448
 944         * cprop.c (try_replace_reg): Also try to replace uses of FROM that
 945         appear in SET_DEST.
 946
 947 2011-11-05  Peter Dufault  <dufault@hda.com>,
 948             Sebastian Huber  <sebastian.huber@embedded-brains.de>
 949
 950         * config/rs6000/rtems.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
 951         Extend rs6000_spe handling.
 952
 953 2011-11-05  Ralf Corsépius  <ralf.corsepius@rtems.org>
 954
 955         * config/rs6000/t-rtems: Add -mcpu=8540/-mfloat-gprs=double multilib.
 956         Remove -mcpu=601 multilib.
 957         Remove -Dmpc8260 multilib.
 958         * config/rs6000/rtems.h: Allow --float-gprs=... to override grps
 959         on E500 targets.
 960
 961 2011-11-05  Quentin Neill  <quentin.neill@amd.com>
 962
 963         Piledriver f16cintrin.h fix.
 964         * config/i386/f16cintrin.h: Contents moved from immintrin.h.
 965         * config/i386/immintrin.h: Include f16cintrin.h.
 966         * config.gcc (i[34567]86-*-*, x86_64-*-*): Add f16cintrin.h.
 967
 968
 969 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
 970
 971         PR c++/50608
 972         * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
 973         to fold_offsetof.
 974         * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
 975
 976 2011-11-04  Alan Modra  <amodra@gmail.com>
 977
 978         * reload1.c (gen_reload): Don't use REGNO on SUBREGs.
 979         * print-rtl.c (print_rtx): Don't segfault on negative regno.
 980
 981 2011-11-04  David S. Miller  <davem@davemloft.net>
 982
 983         PR target/49965
 984         * config/sparc/sparc.c (sparc_expand_conditional_move): Handle the
 985         fact that sparc_emit_float_lib_cmp modifies the comparison in
 986         operands[1].
 987
 988 2011-11-04  Ralf Corsépius  <ralf.corsepius@rtems.org>
 989
 990         * config/lm32/t-rtems: New.
 991         * config.gcc (lm32-*-rtems*): Add t-rtems.
 992
 993 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
 994
 995         PR target/50979
 996         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
 997
 998 2011-11-04  Jiangning Liu  <jiangning.liu@arm.com>
 999
1000         PR rtl-optimization/38644
1001         * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
1002         for epilogue having stack adjustment.
1003
1004 2011-11-04  Georg-Johann Lay  <avr@gjlay.de>
1005
1006         PR target/50931
1007         * config/avr/avr-modes.def: New file defining PSImode.
1008         * config/avr/avr-c.c (__INT24_MAX__, __INT24_MIN__,
1009         __UINT24_MAX__): New built-in defines.
1010         * config/avr/avr.md (adjust_len): Add tstpsi, mov24,  reload_in24,
1011         ashlpsi, ashrpsi, lshrpsi.
1012         (QISI, QIDI, HISI, HIDI, MPUSH, rotx, rotsmode): Add PSI.
1013         (MOVMODE): New mode iterator.
1014         (movpsi): New expander.
1015         (movqi, movhi, movsi, movsf, movpsi): Write as one using MOVMODE.
1016         (*reload_inpsi, *movpsi): New insns.
1017         (*reload_inpsi): New RTL peephole.
1018         (addpsi3, *addpsi3_zero_extend.qi, *addpsi3_zero_extend.hi,
1019         *addpsi3_sign_extend.hi): New insns.
1020         (subpsi3, *subpsi3_zero_extend.qi, *subpsi3_zero_extend.hi,
1021         *subpsi3_sign_extend.hi): New insns.
1022         (divmodpsi4, udivmodpsi4): New define insn-and-split.
1023         (*divmodpsi4_call, *udivmodpsi4_call): New insns.
1024         (andpsi3, iorpsi3, xorpsi3): New insns.
1025         (*rotlpsi2.1, *rotlpsi2.23): New insns.
1026         (*rotw<mode>): Insn condition only allow even-sized modes.
1027         (*rotb<mode>): Insn condition allows odd-sized modes.
1028         (ashlpsi3, ashrpsi3, lshrpsi3, *addpsi3.lt0): New insns.
1029         (negpsi2, one_cmplpsi2): New insns.
1030         (extendqipsi2, extendhipsi2, extendpsisi2): New insns.
1031         (zero_extendqipsi2, zero_extendhipsi2, zero_extendpsisi2): New
1032         insn-and-splits.
1033         (*cmppsi, *negated_tstpsi, *reversed_tstpsi): New insns.
1034         (cbranchpsi4): New expander.
1035         * config/avr/constraints.md (Ca3, Co3, Cx3): New constraints.
1036         * config/avr/avr-protos.h (avr_out_tstpsi, avr_out_movpsi,
1037         avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3,
1038         avr_out_reload_inpsi): New prototypes.
1039
1040         * config/avr/avr.c (TARGET_SCALAR_MODE_SUPPORTED_P): Define to...
1041         (avr_scalar_mode_supported_p): ...this new static function.
1042         (avr_asm_len): Always return "".
1043         (avr_out_load_psi, avr_out_store_psi): New static functions.
1044         (avr_out_movpsi, avr_out_reload_inpsi): New functions.
1045         (avr_out_tstpsi): New function.
1046         (avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3): New functions.
1047         (avr_out_plus_1, output_reload_in_const): Handle 3-byte types.
1048         (avr_simplify_comparison_p): Ditto.
1049         (adjust_insn_length): Handle ADJUST_LEN_RELOAD_IN24,
1050         ADJUST_LEN_MOV24, ADJUST_LEN_TSTPSI, ADJUST_LEN_ASHLPSI,
1051         ADJUST_LEN_ASHRPSI, ADJUST_LEN_LSHRPSI.
1052         (avr_rtx_costs_1): Report PSI costs.
1053         (avr_libcall_value): Handle odd-sized parameters.
1054         (avr_init_builtin_int24): New static function to define built-in
1055         24-bit types __int24 and __uint24.
1056         (avr_init_builtins): Use it.
1057
1058 2011-11-04  Thomas Doerfler <thomas.doerfler@embedded-brains.de>
1059
1060         PR target/50989
1061         * config/arm/rtems-elf.h, config/arm/t-rtems: Add optional
1062         support for VFP floating point model.
1063
1064 2011-11-04  Tristan Gingold  <gingold@adacore.com>
1065
1066         * config/alpha/vms.h (ASM_OUTPUT_DEF): Do not switch section.
1067
1068 2011-11-04  Ira Rosen  <ira.rosen@linaro.org>
1069
1070         Unrevert:
1071         2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
1072
1073         PR tree-optimization/50730
1074         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
1075         analysis if encountered unsupported data-ref.
1076
1077 2011-11-04  Jakub Jelinek  <jakub@redhat.com>
1078
1079         * config/i386/i386.c (ix86_expand_vector_convert_uns_vsivsf): New
1080         function.
1081         * config/i386/i386-protos.h (ix86_expand_vector_convert_uns_vsivsf):
1082         New prototype.
1083         * config/i386/sse.md (floatuns<sseintvecmodelower><mode>2): Use it.
1084         For floatunsv8siv8sf2 require TARGET_AVX2.
1085
1086         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): Add
1087         XORP argument.  Subtract 0x1p31 instead of 0x1p32.  Use normal
1088         signalling comparison instead of non-signalling.  Store into
1089         *XORP pseudo holding 0x80000000 integers if 0x1p31 has been
1090         subtracted and 0 otherwise.
1091         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si):
1092         Adjust prototype.
1093         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Enable
1094         already for TARGET_SSE2.  Xor in vector initialized by
1095         ix86_expand_adjust_ufix_to_sfix_si at the end.
1096         (vec_pack_ufix_trunc_<mode>): Likewise.
1097
1098         * tree-vect-stmts.c (vectorizable_conversion): Rewritten to handle
1099         not just FLOAT_EXPR and FIX_TRUNC_EXPR, but also CONVERT_EXPR_CODE_P,
1100         WIDEN_MULT_EXPR and WIDEN_LSHIFT_EXPR to handle what
1101         vectorizable_type_demotion and vectorizable_type_promotion did.
1102         Additionally handle FLOAT_EXPR and FIX_TRUNC_EXPR where the integer
1103         is {,un}signed {char,short}.
1104         (vect_create_vectorized_demotion_stmts): Fix comment typo.  For
1105         recursive calls unconditionally use VEC_PACK_TRUNC_EXPR.
1106         Push vec_dest back to the vec_dsts vector at the end.
1107         (vect_create_vectorized_promotion_stmts): Don't recurse, do just
1108         one step.  Removed multi_step_cvt, vec_dsts, slp_node and
1109         prev_stmt_info arguments, add vec_dest argument.  Push always
1110         into vec_tmp, not just when multi_step_cvt != 0, replace *vec_oprdn0
1111         with vec_tmp at the end after freeing old *vec_oprnd0 vector.
1112         (vectorizable_type_demotion, vectorizable_type_promotion): Removed.
1113         (vect_analyze_stmt): Don't call vectorizable_type_demotion and
1114         vectorizable_type_promotion.  Call vectorizable_conversion even
1115         for SLP bb vectorization.
1116         (vect_transform_stmt): Call vectorizable_conversion instead of
1117         vectorizable_type_demotion and vectorizable_type_promotion.
1118         (supportable_widening_operation): Clear *multi_step_cvt first,
1119         simplify c1/c2 computation, free *interm_types vector on failure.
1120         (supportable_narrowing_operation): Clear *multi_step_cvt first,
1121         free *interm_types vector on failure, handle multi-step
1122         FIX_TRUNC_EXPR.
1123
1124 2011-11-04  Tristan Gingold  <gingold@adacore.com>
1125
1126         * config/alpha/alpha.c (alpha_write_linkage): Remove fundecl
1127         argument.  Conditionally generate crash debug info.  Adjust
1128         for alpha_funcs_tree removal.
1129         (machine_function): Add links field.
1130         (alpha_start_function): Conditionally generate crash debug info.
1131         (alpha_end_function): Adjust call to alpha_write_linkage.
1132         (alpha_funcs): Remove.
1133         (links_kind): Remove.
1134         (alpha_links): Remove num, target and lkind field.  Add func field.
1135         (alpha_links_tree): Remove.
1136         (alpha_funcs_tree): Remove.
1137         (alpha_need_linkage): Remove.
1138         (alpha_use_linkage): Change prototype.  Adjust.
1139         (alpha_write_one_linkage): Use ASM_OUTPUT_INTERNAL_LABEL.
1140         Use SYMBOL_REF_EXTERNAL_P and SYMBOL_REF_LOCAL_P macro.
1141         * config/alpha/alpha-protos.h (alpha_use_linkage): Update.
1142         (alpha_need_linkage): Remove.
1143         * config/alpha/alpha.md: Update calls to alpha_use_linkage.
1144         Adjust calls to alpha_need_linkage.
1145
1146 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
1147
1148         * sched-vis.c (print_value): Handle STRICT_LOW_PART.
1149
1150 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
1151
1152         * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
1153         rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
1154         btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
1155
1156 2011-11-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1157
1158         PR target/50978
1159         * config/arm/t-bpabi: New file.
1160         * config.gcc (arm*-*-linux*): Add arm/t-bpabi to tmake_file for
1161         arm*-*-linux-*eabi.
1162         (arm*-*-uclinux*): Add arm/t-bpabi to tmake_file for
1163         arm*-*-uclinux*eabi.
1164         (arm*-*-eabi*, arm*-*-symbianelf*): Add arm/t-bpabi to tmake_file
1165         for arm*-*-eabi*.
1166
1167 2011-11-03  Michael Matz  <matz@suse.de>
1168
1169         PR bootstrap/50857
1170         * configure.ac: Check for -fno-exceptions -fno-rtti.
1171         * configure: Regenerate.
1172         * Makefile.in (NOEXCEPTION_FLAGS): New flag.
1173         (ALL_CXXFLAGS): Use it.
1174
1175 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
1176
1177         * config/i386/i386.md: Use {} for multi-line preparation statements.
1178
1179 2011-11-03  Eric Botcazou  <ebotcazou@adacore.com>
1180
1181         * config/sparc/sparc.md (movtf_insn_sp32_no_fpu): Consolidate into...
1182         (movtf_insn_sp32): ...this.
1183         (movtf_insn_sp64_no_fpu): Consolidate into...
1184         (movtf_insn_sp64): ...this.
1185         (movtf_insn_sp64_hq): Do not test TARGET_FPU.
1186         * config/sparc/sparc.c (sparc_legitimate_address_p): Likewise.
1187
1188 2011-11-03  Tristan Gingold  <gingold@adacore.com>
1189
1190         * config/vms/vms.c (vms_patch_builtins): Fix typo.
1191
1192 2011-11-03  Richard Guenther  <rguenther@suse.de>
1193
1194         PR lto/44965
1195         * lto-opts.c: Re-implement.
1196         * lto-streamer.h (lto_register_user_option): Remove.
1197         (lto_read_file_options): Likewise.
1198         (lto_reissue_options): Likewise.
1199         (lto_clear_user_options): Likewise.
1200         (lto_clear_file_options): Likewise.
1201         * opts-global.c (post_handling_callback): Remove.
1202         (set_default_handlers): Do not set post_handling_callback.
1203         (decode_options): Remove LTO specific code.
1204         * lto-wrapper.c (merge_and_complain): New function.
1205         (run_gcc): Read all input file options and
1206         prepend a merged set before the linker driver options.
1207         * gcc.c (driver_post_handling_callback): Remove.
1208         (set_option_handlers): Do not set post_handling_callback.
1209         * opts-common.c (handle_option): Do not call post_handling_callback.
1210         * opts.h (struct cl_option_handlers): Remove post_handling_callback.
1211
1212 2011-11-03  Richard Guenther  <rguenther@suse.de>
1213
1214         * collect2.c (main): Guard object_nbr variable with TARGET_AIX_VERSION.
1215
1216 2011-11-03  Martin Jambor  <mjambor@suse.cz>
1217
1218         * ipa-prop.c (type_change_info): New fields offset, object,
1219         known_current_type and multiple_types_encountered.
1220         (extr_type_from_vtbl_ptr_store): New function.
1221         (check_stmt_for_type_change): Use it, set multiple_types_encountered if
1222         the result is different from the previous one.
1223         (detect_type_change): Renamed to detect_type_change_1. New parameter
1224         comp_type.  Set up new fields in tci, build known type jump
1225         functions if the new type can be identified.
1226         (detect_type_change): New function.
1227         * tree.h (DECL_CONTEXT): Comment new use.
1228
1229 2011-11-03  Richard Guenther  <rguenther@suse.de>
1230
1231         PR lto/48217
1232         * lto-wrapper.c (get_options_from_collect_gcc_options): Properly
1233         decode an encoded literal '.
1234
1235 2011-11-03  Tristan Gingold  <gingold@adacore.com>
1236
1237         * collect2.c (main): Add support of -f (response file) on AIX.
1238
1239 2011-11-03  Ira Rosen  <ira.rosen@linaro.org>
1240
1241         PR tree-optimization/50912
1242         * tree-vectorizer.h (slp_void_p): New.
1243         (struct _slp_tree): Replace left and right with children.  Update
1244         documentation.
1245         (struct _slp_oprnd_info): New.
1246         (vect_get_vec_defs): Declare.
1247         (vect_get_slp_defs): Update arguments.
1248         * tree-vect-loop.c (vect_create_epilog_for_reduction): Call
1249         vect_get_vec_defs instead of vect_get_slp_defs.
1250         (vectorizable_reduction): Likewise.
1251         * tree-vect-stmts.c (vect_get_vec_defs): Remove static, add argument.
1252         Update call to vect_get_slp_defs.
1253         (vectorizable_conversion): Update call to vect_get_vec_defs.
1254         (vectorizable_assignment, vectorizable_shift,
1255         vectorizable_operation): Likewise.
1256         (vectorizable_type_demotion): Call vect_get_vec_defs instead of
1257         vect_get_slp_defs.
1258         (vectorizable_type_promotion, vectorizable_store): Likewise.
1259         (vect_analyze_stmt): Fix typo.
1260         * tree-vect-slp.c (vect_free_slp_tree): Update SLP tree traversal.
1261         (vect_print_slp_tree, vect_mark_slp_stmts,
1262         vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
1263         vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
1264         vect_schedule_slp_instance): Likewise.
1265         (vect_create_new_slp_node): New.
1266         (vect_create_oprnd_info, vect_free_oprnd_info): Likewise.
1267         (vect_get_and_check_slp_defs): Pass information about defs using
1268         oprnds_info, allow any number of operands.
1269         (vect_build_slp_tree): Likewise.  Update calls to
1270         vect_get_and_check_slp_defs.  Fix comments.
1271         (vect_analyze_slp_instance): Move node creation to
1272         vect_create_new_slp_node.
1273         (vect_get_slp_defs): Allow any number of operands.
1274
1275 2011-11-02  Peter Bergner  <bergner@vnet.ibm.com>
1276             Iain Sandoe  <iains@gcc.gnu.org>
1277
1278         * config/rs6000/rs6000.c (USE_HIDDEN_LINKONCE): New define.
1279         (get_ppc476_thunk_name): Use it.
1280         (rs6000_code_end): Likewise.
1281         (macho_branch_islands): Fix typo.
1282
1283 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
1284             Jason Merrill  <jason@redhat.com>
1285
1286         PR c++/50810
1287         * configure.ac: Add -Wno-narrowing to warning options.
1288         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
1289
1290 2011-11-02  Eric Botcazou  <ebotcazou@adacore.com>
1291
1292         PR target/50945
1293         * config/sparc/sparc.md (movsf_insn): Reindent constraints.
1294         (movdf_insn_sp32): Likewise.  Remove redundant G constraint.
1295         (movdf_insn_sp64): Likewise.
1296         (DFmode splitter): Do not test TARGET_FPU.
1297         (movtf_insn_sp32): Reindent constraints.
1298         (movtf_insn_sp32_no_fpu): Likewise.
1299         (movtf_insn_sp64): Likewise.
1300         (movtf_insn_sp64_hq): Likewise.
1301         (movtf_insn_sp64_no_fpu): Likewise.
1302
1303 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
1304
1305         PR c++/50956
1306         * builtins.c (fold_builtin_memchr): Fix cast.
1307
1308 2011-11-02  Teresa Johnson  <tejohnson@google.com>
1309
1310         * config/i386/predicates.md (promotable_binary_operator): Add minus
1311         to the list of promotable operators.
1312
1313 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1314
1315         * gthr-single.h, gthr.h: Move to ../libgcc.
1316         * gthr-aix.h: Move to ../libgcc/config/rs6000.
1317         * gthr-dce.h: Move to ../libgcc/config/pa.
1318         * gthr-lynx.h: Move to ../libgcc/config.
1319         * gthr-mipssde.h: Move to ../libgcc/config/mips.
1320         * gthr-posix.h: Move to ../libgcc/config.
1321         * gthr-rtems.h: Likewise.
1322         * gthr-tpf.h: Move to ../libgcc/config/s390.
1323         * gthr-vxworks.h: Move to ../libgcc/config.
1324         * gthr-win32.h: Move to ../libgcc/config/i386.
1325         * configure.ac (gthread_flags): Remove
1326         (gthr-default.h): Don't create.
1327         (thread_file): Don't substitute.
1328         * configure: Regenerate.
1329         * Makefile.in (GCC_THREAD_FILE): Remove.
1330         (GTHREAD_FLAGS): Remove.
1331         (libgcc.mvars): Remove GTHREAD_FLAGS.
1332         * config/t-vxworks (EXTRA_HEADERS): Remove.
1333
1334 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1335             Paolo Bonzini  <bonzini@gnu.org>
1336
1337         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
1338         * configure: Regenerate.
1339         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
1340         (TM_H): Remove libgcc_tm.h, $(libgcc_tm_file_list).
1341         (libgcc_tm.h, cs-libgcc_tm.h): Remove.
1342         (clean): Remove libgcc_tm.h
1343         * mkconfig.sh: Don't include libgcc_tm.h in tm.h.
1344         * config.gcc (libgcc_tm_file): Remove.
1345         (arm*-*-linux*): Remove libgcc_tm_file for arm*-*-linux-*eabi.
1346         (arm*-*-uclinux*): Remove libgcc_tm_file for arm*-*-uclinux*eabi.
1347         (arm*-*-eabi*, arm*-*-symbianelf*): Remove libgcc_tm_file.
1348         (avr-*-rtems*): Likewise.
1349         (avr-*-*): Likewise.
1350         (frv-*-elf): Likewise.
1351         (frv-*-*linux*): Likewise.
1352         (h8300-*-rtems*): Likewise.
1353         (h8300-*-elf*): Likewise.
1354         (i[34567]86-*-darwin*): Likewise.
1355         (x86_64-*-darwin*): Likewise.
1356         (rx-*-elf*): Likewise.
1357         (tic6x-*-elf): Likewise.
1358         (tic6x-*-uclinux): Likewise.
1359         (i[34567]86-*-linux*, x86_64-*-linux*): Likewise.
1360
1361 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1362
1363         * Makefile.in (LIBGCC2_DEBUG_CFLAGS LIBGCC2_CFLAGS)
1364         (LIBGCC2_INCLUDES, TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA)
1365         (LIB2FUNCS_STATIC_EXTRA, LIB2FUNCS_EXCLUDE, T, T_TARGET)
1366         (INCLUDES_FOR_TARGET): Remove.
1367         (LIBGCC2_CFLAGS): Don't export.
1368         (LIB2FUNCS_ST, LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST, srcdirify):
1369         Remove.
1370         (libgcc-support): Remove $(LIB2ADD), $(LIB2ADD_ST) dependencies.
1371         (libgcc.mvars): Likewise.
1372         Don't emit LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE, LIB2ADD, LIB2ADD_ST,
1373         LIB2_SIDITI_CONV_FUNCS, LIB2_DIVMOD_FUNCS, LIBGCC2_CFLAGS,
1374         TARGET_LIBGCC2_CFLAGS.
1375         Emit GTHREAD_FLAGS.
1376         * libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: Move to ../libgcc.
1377         * config/darwin-64.c: Move to ../libgcc/config.
1378         * config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
1379         config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
1380         config/udivmodsi4.c: Move to ../libgcc/config.
1381         * config/gthr-posix.c: Move to ../libgcc/config/alpha.
1382         * config/memcmp.c, config/memcpy.c, config/memmove.c,
1383         config/memset.c: Move to ../libgcc/config.
1384         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Remove.
1385         * config/t-freebsd: Remove.
1386         * config/t-freebsd-thread: Move to ../libgcc/config.
1387         * config/t-libgcc-pic: Move to ../libgcc/config.
1388         * config/t-libunwind (TARGET_LIBGCC2_CFLAGS): Remove.
1389         * config/t-linux: Remove.
1390         * config/t-lynx (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
1391         Remove.
1392         * config/t-openbsd-thread: Move to ../libgcc/config.
1393         * config/t-rtems (LIBGCC2_INCLUDES): Remove.
1394         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Remove.
1395         * config/t-svr4: Remove.
1396         * config/t-vxworks (LIBGCC, INSTALL_LIBGCC, TARGET_LIBGCC2_CFLAGS)
1397         (LIBGCC2_DEBUG_CFLAGS, LIB2FUNCS_EXTRA, LIBGCC2_INCLUDES): Remove.
1398         * config/vxlib.c, config/vxlib-tls.c: Move to ../libgcc/config.
1399         * config/alpha/qrnnd.asm: Move to ../libgcc/config/alpha/qrnnd.S.
1400         * config/alpha/t-alpha, config/alpha/t-ieee: Remove.
1401         * config/alpha/t-vms (LIB2FUNCS_EXTRA, LIBGCC, INSTALL_LIBGCC): Remove.
1402         * config/alpha/vms-gcc_shell_handler.c: Move to ../libgcc/config/alpha.
1403         * config/arm/bpabi.c, config/arm/unaligned-funcs.c,
1404         config/arm/fp16.c, config/arm/linux-atomic.c,
1405         config/arm/linux-atomic-64bit.c: Move to ../libgcc/config/arm.
1406         * config/arm/t-arm-elf (LIBGCC, INSTALL_LIBGCC)
1407         (TARGET_LIBGCC2_CFLAGS): Remove.
1408         * config/arm/t-bpabi, config/arm/t-linux: Remove.
1409         * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS)
1410         (LIB2FUNCS_STATIC_EXTRA): Remove.
1411         * config/arm/t-netbsd: Remove.
1412         * config/arm/t-strongarm-elf (LIBGCC, INSTALL_LIBGCC)
1413         (TARGET_LIBGCC2_CFLAGS): Remove.
1414         * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Remove.
1415         * config/arm/t-wince-pe (LIBGCC, INSTALL_LIBGCC)
1416         (TARGET_LIBGCC2_CFLAGS): Remove.
1417         * config/avr/t-avr (LIB2FUNCS_EXCLUDE, TARGET_LIBGCC2_CFLAGS)
1418         (LIBGCC, INSTALL_LIBGCC): Remove.
1419         * config/bfin/t-bfin-elf (TARGET_LIBGCC2_CFLAGS): Remove.
1420         * config/bfin/t-bfin-linux: Likewise.
1421         * config/bfin/t-bfin-uclinux: Likewise.
1422         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
1423         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
1424         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
1425         config/c6x/ltf.c: Move to ../libgcc/config/c6x.
1426         * config/c6x/t-c6x-elf (LIB2FUNCS_EXCLUDE, LIB2FUNCS_EXTRA): Remove.
1427         * config/c6x/t-c6x-uclinux (TARGET_LIBGCC2_CFLAGS): Remove.
1428         * config/cris/arit.c: Move to ../libgcc/config/cris.
1429         * config/cris/cris_abi_symbol.c: Remove.
1430         * config/cris/cris.h: Remove obsolete comment.
1431         * config/cris/mulsi3.asm: Move to ../libgcc/config/cris/mulsi3.S.
1432         * config/cris/t-cris (LIB2FUNCS_EXTRA, CRIS_LIB1CSRC)
1433         ($(LIB2FUNCS_EXTRA)): Remove.
1434         * config/cris/t-elfmulti (LIB2FUNCS_STATIC_EXTRA, INSTALL_LIBGCC)
1435         (LIBGCC): Remove.
1436         * config/cris/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
1437         * config/fr30/t-fr30: Remove.
1438         * config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
1439         config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
1440         config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: Move
1441         to ../libgcc/config/frv.
1442         * config/frv/t-frv (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
1443         (cmovh.c, cmovw.c, cmovd.c, modi.c, umodi.c, uitof.c, uitod.c)
1444         (ulltof.c, LIBGCC, INSTALL_LIBGCC): Remove.
1445         * config/frv/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
1446         * config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
1447         config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
1448         config/h8300/popcounthi2.c: Move to ../libgcc/config/h8300.
1449         * config/h8300/t-h8300 (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
1450         (LIBGCC, INSTALL_LIBGCC): Remove.
1451         * config/i386/gthr-win32.c: Move to ../libgcc/config/i386.
1452         * config/i386/t-cygming (LIBGCC2_INCLUDES): Remove.
1453         * config/i386/t-cygwin: Remove.
1454         * config/i386/t-darwin (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
1455         (LIB2FUNCS_EXCLUDE): Remove.
1456         * config/i386/t-darwin64 (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
1457         (LIBGCC, INSTALL_LIBGCC): Remove.
1458         * config/i386/t-gthr-win32: Move to ../libgcc/config/i386.
1459         * config/i386/t-linux64 (LIBGCC, INSTALL_LIBGCC): Remove.
1460         * config/i386/t-mingw-w32: Likewise.
1461         * config/i386/t-mingw-w64: Likewise.
1462         * config/i386/t-openbsd: Likewise.
1463         * config/i386/t-nto: Remove.
1464         * config/ia64/quadlib.c: Move to ../libgcc/config/ia64.
1465         * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
1466         (quadlib.c): Remove.
1467         * config/ia64/t-ia64: Remove comment.
1468         * config/iq2000/lib2extra-funcs.c: Move to
1469         ../libgcc/config/iq2000/lib2funcs.c.
1470         * config/iq2000/t-iq2000: Remove.
1471         * config/m32c/m32c-lib2.c: Move to ../libgcc/config/m32c/lib2funcs.c.
1472         * config/m32c/m32c-lib2-trapv.c: Move to ../libgcc/config/m32c/trapv.c.
1473         * config/m32r/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
1474         * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Remove.
1475         * config/m32r/t-m32r (TARGET_LIBGCC2_CFLAGS, LIBGCC)
1476         (INSTALL_LIBGCC): Remove.
1477         * config/m68k/fpgnulib.c: Move to ../libgcc/config/m68k.
1478         * config/m68k/t-floatlib: Remove.
1479         * config/m68k/t-mlibs (LIBGCC, INSTALL_LIBGCC): Remove.
1480         * config/mcore/t-mcore (TARGET_LIBGCC2_CFLAGS): Remove.
1481         Fix typo.
1482         (LIBGCC, INSTALL_LIBGCC): Remove.
1483         * config/mep/mep-lib2.c: Move to ../libgcc/config/mep/lib2funcs.c.
1484         * config/mep/mep-tramp.c: Move to ../libgcc/config/mep/tramp.c.
1485         * config/mep/t-mep (LIB2FUNCS_EXTRA): Remove.
1486         * config/mips/t-elf (TARGET_LIBGCC2_CFLAGS, LIBGCC)
1487         (INSTALL_LIBGCC): Remove.
1488         * config/mips/t-isa3264: Likewise.
1489         * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Remove.
1490         * config/mips/t-r3900 (TARGET_LIBGCC2_CFLAGS, LIBGCC)
1491         (INSTALL_LIBGCC): Remove.
1492         * config/mips/t-sde (LIBGCC, INSTALL_LIBGCC): Remove.
1493         * config/mips/t-sr71k (TARGET_LIBGCC2_CFLAGS, LIBGCC)
1494         (INSTALL_LIBGCC): Remove.
1495         * config/mips/t-vr (TARGET_LIBGCC2_CFLAGS)
1496         (LIB2FUNCS_STATIC_EXTRA): Remove.
1497         * config/mips/vr4120-div.S: Move to ../libgcc/config/mips.
1498         * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Remove.
1499         * config/mn10300/t-mn10300 (LIBGCC, INSTALL_LIBGCC): Remove.
1500         * config/pa/fptr.c, config/pa/linux-atomic.c: Move to
1501         ../libgcc/config/pa.
1502         * config/pa/lib2funcs.asm: Move to ../libgcc/config/pa/lib2funcs.S.
1503         * config/pa/quadlib.c: Move to ../libgcc/config/pa.
1504         * config/pa/t-dce-thr (LIBGCC, INSTALL_LIBGCC): Remove.
1505         * config/pa/t-linux, config/pa/t-linux64: Remove.
1506         * config/pa/t-pa-hpux, config/pa/t-pa-hpux10,
1507         config/pa/t-pa-hpux11, config/pa/t-pa64: Remove.
1508         * config/pdp11/t-pdp11 (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA):
1509         Remove.
1510         * config/picochip/libgccExtras: Move to ../libgcc/config/picochip.
1511         * config/picochip/t-picochip (LIB2FUNCS_EXTRA, RANLIB_FOR_TARGET)
1512         (TARGET_LIBGCC2_CFLAGS, LIBGCC2_DEBUG_CFLAGS): Remove.
1513         * config/rs6000/crtresfpr.asm: Move to
1514         ../libgcc/config/rs6000/crtresfpr.S.
1515         * config/rs6000/crtresgpr.asm: Move to
1516         ../libgcc/config/rs6000/crtresgpr.S.
1517         * config/rs6000/crtresxfpr.asm: Move to
1518         ../libgcc/config/rs6000/crtresxfpr.S.
1519         * config/rs6000/crtresxgpr.asm: Move to
1520         ../libgcc/config/rs6000/crtresxgpr.S.
1521         * config/rs6000/crtsavfpr.asm: Move to
1522         ../libgcc/config/rs6000/crtsavfpr.S.
1523         * config/rs6000/crtsavgpr.asm: Move to
1524         ../libgcc/config/rs6000/crtsavgpr.S.
1525         * config/rs6000/darwin-asm.h: Move to ../libgcc/config/rs6000.
1526         * config/rs6000/darwin-fpsave.asm: Move to
1527         ../libgcc/config/rs6000/darwin-fpsave.S.
1528         * config/rs6000/darwin-gpsave.asm: Move to
1529         ../libgcc/config/rs6000/darwin-gpsave.S.
1530         * config/rs6000/darwin-tramp.asm: Move to
1531         ../libgcc/config/rs6000/darwin-tramp.S.
1532         * config/rs6000/darwin-vecsave.asm: Move to
1533         ../libgcc/config/rs6000/darwin-vecsave.S.
1534         * config/rs6000/darwin-world.asm: Move to
1535         ../libgcc/config/rs6000/darwin-world.S.
1536         * config/rs6000/e500crtres32gpr.asm: Move to
1537         ../libgcc/config/rs6000/e500crtres32gpr.S.
1538         * config/rs6000/e500crtres64gpr.asm: Move to
1539         ../libgcc/config/rs6000/e500crtres64gpr.S.
1540         * config/rs6000/e500crtres64gprctr.asm: Move to
1541         ../libgcc/config/rs6000/e500crtres64gprctr.S.
1542         * config/rs6000/e500crtrest32gpr.asm: Move to
1543         ../libgcc/config/rs6000/e500crtrest32gpr.S.
1544         * config/rs6000/e500crtrest64gpr.asm: Move to
1545         ../libgcc/config/rs6000/e500crtrest64gpr.S.
1546         * config/rs6000/e500crtresx32gpr.asm: Move to
1547         ../libgcc/config/rs6000/e500crtresx32gpr.S.
1548         * config/rs6000/e500crtresx64gpr.asm: Move to
1549         ../libgcc/config/rs6000/e500crtresx64gpr.S.
1550         * config/rs6000/e500crtsav32gpr.asm: Move to
1551         ../libgcc/config/rs6000/e500crtsav32gpr.S.
1552         * config/rs6000/e500crtsav64gpr.asm: Move to
1553         ../libgcc/config/rs6000/e500crtsav64gpr.S.
1554         * config/rs6000/e500crtsav64gprctr.asm: Move to
1555         ../libgcc/config/rs6000/e500crtsav64gprctr.S.
1556         * config/rs6000/e500crtsavg32gpr.asm: Move to
1557         ../libgcc/config/rs6000/e500crtsavg32gpr.S.
1558         * config/rs6000/e500crtsavg64gpr.asm: Move to
1559         ../libgcc/config/rs6000/e500crtsavg64gpr.S.
1560         * config/rs6000/e500crtsavg64gprctr.asm: Move to
1561         ../libgcc/config/rs6000/e500crtsavg64gprctr.S.
1562         * config/rs6000/eabi.asm: Move to ../libgcc/config/rs6000/eabi.S.
1563         * config/rs6000/t-aix43 (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
1564         (TARGET_LIBGCC2_CFLAGS): Remove.
1565         * config/rs6000/t-aix52: Likewise.
1566         * config/rs6000/t-darwin: Remove.
1567         * config/rs6000/t-darwin64 (LIB2_SIDITI_CONV_FUNCS)
1568         (LIB2FUNCS_EXTRA): Remove.
1569         * config/rs6000/t-fprules (LIBGCC, INSTALL_LIBGCC): Remove.
1570         * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Remove.
1571         * config/rs6000/t-lynx (LIB2FUNCS_EXTRA, tramp.S, LIBGCC)
1572         (INSTALL_LIBGCC): Remove.
1573         * config/rs6000/t-netbsd (LIB2FUNCS_EXTRA)
1574         (LIB2FUNCS_STATIC_EXTRA, tramp.S, crtsavfpr.S, crtresfpr.S)
1575         (crtsavgpr.S, crtresgpr.S, crtresxfpr.S, crtresxgpr.S, LIBGCC)
1576         (INSTALL_LIBGCC, $(T)crtsavfpr$(objext), $(T)crtresfpr$(objext))
1577         ($(T)crtsavgpr$(objext), $(T)crtresgpr$(objext))
1578         ($(T)crtresxfpr$(objext), $(T)crtresxgpr$(objext)): Remove.
1579         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA)
1580         (LIB2FUNCS_STATIC_EXTRA, eabi.S, tramp.S): Remove.
1581         * config/rs6000/t-spe (LIBGCC, INSTALL_LIBGCC): Remove.
1582         * config/rs6000/t-vxworks: Remove comment.
1583         * config/rs6000/tramp.asm: Move to ../libgcc/config/rs6000/tramp.S.
1584         * config/rx/t-rx (LIBGCC, INSTALL_LIBGCC): Remove.
1585         * config/sh/linux-atomic.asm: Move to
1586         ../libgcc/config/sh/linux-atomic.S.
1587         * config/sh/t-linux (LIB2FUNCS_EXTRA): Remove.
1588         * config/sh/t-netbsd: Remove.
1589         * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
1590         Remove.
1591         * config/sparc/t-elf (LIBGCC, INSTALL_LIBGCC): Remove.
1592         * config/sparc/t-leon: Likewise.
1593         * config/sparc/t-leon3: Likewise.
1594         * config/sparc/t-linux64: Likewise.
1595         * config/sparc/t-netbsd64: Fix typo.
1596         Remove comment.
1597         * config/spu/divmodti4.c, config/spu/divv2df3.c,
1598         config/spu/float_disf.c, config/spu/float_unsdidf.c,
1599         config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
1600         config/spu/mfc_multi_tag_release.c,
1601         config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
1602         config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
1603         config/spu/multi3.c: Move to ../libgcc/config/spu.
1604         * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXCLUDE)
1605         (LIB2FUNCS_STATIC_EXTRA, LIB2_SIDITI_CONV_FUNCS, LIBGCC)
1606         (INSTALL_LIBGCC): Remove.
1607         * config/stormy16/stormy16-lib2.c: Move to
1608         ../libgcc/config/stormy16/lib2.c.
1609         * config/stormy16/stormy16-lib2-ashlsi3.c: Move to
1610         ../libgcc/config/stormy16/ashlsi3.c.
1611         * config/stormy16/stormy16-lib2-ashrsi3.c: Move to
1612         ../libgcc/config/stormy16/ashrsi3.c.
1613         * config/stormy16/stormy16-lib2-clzhi2.c: Move to
1614         ../libgcc/config/stormy16/clzhi2.c.
1615         * config/stormy16/stormy16-lib2-cmpsi2.c: Move to
1616         ../libgcc/config/stormy16/cmpsi2.c.
1617         * config/stormy16/stormy16-lib2-ctzhi2.c: Move to
1618         ../libgcc/config/stormy16/ctzhi2.c.
1619         * config/stormy16/stormy16-lib2-divsi3.c: Move to
1620         ../libgcc/config/stormy16/divsi3.c.
1621         * config/stormy16/stormy16-lib2-ffshi2.c: Move to
1622         ../libgcc/config/stormy16/ffshi2.c.
1623         * config/stormy16/stormy16-lib2-lshrsi3.c: Move to
1624         ../libgcc/config/stormy16/lshrsi3.c.
1625         * config/stormy16/stormy16-lib2-modsi3.c: Move to
1626         ../libgcc/config/stormy16/modsi3.c.
1627         * config/stormy16/stormy16-lib2-parityhi2.c: Move to
1628         ../libgcc/config/stormy16/parityhi2.c.
1629         * config/stormy16/stormy16-lib2-popcounthi2.c: Move to
1630         ../libgcc/config/stormy16/popcounthi2.c.
1631         * config/stormy16/stormy16-lib2-ucmpsi2.c: Move to
1632         ../libgcc/config/stormy16/ucmpsi2.c.
1633         * config/stormy16/stormy16-lib2-udivmodsi4.c: Move to
1634         ../libgcc/config/stormy16/udivmodsi4.c.
1635         * config/stormy16/stormy16-lib2-udivsi3.c: Move to
1636         ../libgcc/config/stormy16/udivsi3.c.
1637         * config/stormy16/stormy16-lib2-umodsi3.c: Move to
1638         ../libgcc/config/stormy16/umodsi3.c.
1639         * config/stormy16/t-stormy16: Move to ../libgcc/config/t-stormy16.
1640         * config/v850/t-v850 (INSTALL_LIBGCC): Remove.
1641         * config/xtensa/lib2funcs.S: Move to ../libgcc/config/xtensa.
1642         * config/xtensa/t-elf: Remove.
1643         * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove.
1644         * config.gcc (*-*-freebsd*): Remove t-freebsd, t-freebsd-thread
1645         from tmake_file.
1646         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
1647         *-*-gnu*, *-*-kopensolaris*-gnu): Remove t-linux from tmake_file.
1648         (*-*-netbsd*): Remove t-libgcc-pic from tmake_file.
1649         (*-*-openbsd*): Likewise.
1650         Remove t-openbsd-thread for posix threads.
1651         (alpha*-*-linux*): Remove alpha/t-alpha, alpha/t-ieee from tmake_file.
1652         (alpha*-*-freebsd*): Likewise.
1653         (alpha*-*-netbsd*): Likewise.
1654         (alpha*-*-openbsd*): Likewise.
1655         (alpha64-dec-*vms*): Likewise.
1656         (alpha*-dec-*vms*): Likewise.
1657         (arm*-*-netbsdelf*): Remove arm/t-netbsd from tmake_file.
1658         (arm*-*-linux*): Remove t-linux from tmake_file.
1659         Remove arm/t-bpabi from tmake_file for arm*-*-linux-*eabi.
1660         (arm*-*-uclinux*): Remove arm/t-bpabi from tmake_file for
1661         arm*-*-uclinux*eabi.
1662         (arm*-*-eabi*, arm*-*-symbianelf* ): Remove arm/t-bpabi from
1663         tmake_file for arm*-*-eabi*.
1664         (fr30-*-elf): Remove tmake_file.
1665         (hppa*64*-*-linux*): Remove tmake_file.
1666         (hppa*-*-linux*): Likewise.
1667         (hppa[12]*-*-hpux10*): Remove pa/t-pa-hpux10, pa/t-pa-hpux from
1668         tmake_file.
1669         (hppa*64*-*-hpux11*): Remove pa/t-pa64, pa/t-pa-hpux from tmake_file.
1670         (hppa[12]*-*-hpux11*): Remove pa/t-pa-hpux11, pa/t-pa-hpux from
1671         tmake_file.
1672         (i[34567]86-*-elf*): Remove tmake_file.
1673         (x86_64-*-elf*): Likewise.
1674         (i[34567]86-*-nto-qnx*): Likewise.
1675         (i[34567]86-*-cygwin*): Remove i386/t-cygwin from tmake_file.
1676         (i[34567]86-*-mingw*, x86_64-*-mingw*): Remove i386/t-gthr-win32
1677         from tmake_file if using win32 threads.
1678         (iq2000*-*-elf*): Remove tmake-file.
1679         (microblaze*-linux*): Likewise.
1680         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
1681         (sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
1682         (sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
1683         (sh64l*-*-netbsd*): Remove sh/t-netbsd from tmake_file for
1684         sh5*-*-netbsd*, sh64*-netbsd*, *-*-netbsd.
1685         (xtensa*-*-elf*): Remove tmake_file.
1686
1687 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1688
1689         * Makefile.in (LIB1ASMSRC): Don't export.
1690         (libgcc.mvars): Don't emit LIB1ASMFUNCS, LIB1ASMSRC.
1691         * config/arm/arm.c: Update lib1funcs.asm filename.
1692         * config/arm/linux-eabi.h: Likewise.
1693         * config/arm/bpabi-v6m.S, config/arm/bpabi.S,
1694         config/arm/ieee754-df.S, config/arm/ieee754-sf.S: Move to
1695         ../libgcc/config/arm.
1696         * config/arm/lib1funcs.asm: Move to ../libgcc/config/arm/lib1funcs.S.
1697         * config/arm/t-arm (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1698         * config/arm/t-arm-elf (LIB1ASMFUNCS): Remove.
1699         * config/arm/t-bpabi: Likewise.
1700         * config/arm/t-linux (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1701         * config/arm/t-linux-eabi (LIB1ASMFUNCS): Remove.
1702         * config/arm/t-strongarm-elf: Likewise.
1703         * config/arm/t-symbian: Likewise.
1704         * config/arm/t-vxworks: Likewise.
1705         * config/arm/t-wince-pe: Likewise.
1706         * config/avr/libgcc.S: Move to ../libgcc/config/avr.
1707         * config/avr/t-avr (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1708         * config/bfin/lib1funcs.asm: Move to ../libgcc/config/bfin/lib1funcs.S.
1709         * config/bfin/t-bfin: Remove.
1710         * config/bfin/t-bfin-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1711         * config/bfin/t-bfin-linux: Likewise.
1712         * config/bfin/t-bfin-uclinux: Likewise.
1713         * config/c6x/lib1funcs.asm: Move to ../libgcc/config/c6x/lib1funcs.S.
1714         * config/c6x/t-c6x-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1715         * config/fr30/lib1funcs.asm: Move to ../libgcc/config/fr30/lib1funcs.S.
1716         * config/fr30/t-fr30 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1717         * config/frv/lib1funcs.asm: Move to ../libgcc/config/frv/lib1funcs.S.
1718         * config/frv/t-frv (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1719         * config/h8300/fixunssfsi.c: Update lib1funcs.asm filename.
1720         * config/h8300/lib1funcs.asm: Move to
1721         ../libgcc/config/h8300/lib1funcs.S.
1722         * config/h8300/t-h8300 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1723         * config/i386/cygwin.asm: Move to ../libgcc/config/i386/cygwin.S.
1724         * config/i386/t-cygming (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1725         * config/i386/t-interix: Likewise.
1726         * config/ia64/lib1funcs.asm: Move to ../libgcc/config/ia64/lib1funcs.S.
1727         * config/ia64/t-hpux (LIB1ASMFUNCS, LIBGCC1_TEST): Remove.
1728         * config/ia64/t-ia64 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1729         * config/iq2000/t-iq2000 (LIBGCC1, CROSS_LIBGCC1): Remove.
1730         * config/m32c/m32c.c: Update m32c-lib1.S filename.
1731         * config/m32c/m32c-lib1.S: Move to ../libgcc/config/m32c/lib1funcs.S.
1732         * config/m32c/t-m32c (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1733         * config/m32r/t-linux (CROSS_LIBGCC1, LIBGCC1, LIBGCC1_TEST): Remove.
1734         * config/m68k/lb1sf68.asm: Move to ../libgcc/config/m68k/lb1sf68.S.
1735         * config/m68k/t-floatlib (LIB1ASMSRC, LIB1ASMFUNCS): New file.
1736         * config/mcore/lib1.asm: Move to ../libgcc/config/mcore/lib1funcs.S.
1737         * config/mcore/t-mcore (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1738         * config/mep/mep-lib1.asm: Move to ../libgcc/config/mep/lib1funcs.S.
1739         * config/mep/t-mep (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1740         * config/mips/mips16.S: Move to ../libgcc/config/mips.
1741         * config/mips/t-libgcc-mips16: Remove.
1742         * config/mips/t-sr71k (LIBGCC1, CROSS_LIBGCC1): Remove.
1743         * config/pa/milli64.S: Move to ../libgcc/config/pa.
1744         * config/pa/t-linux (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
1745         * config/pa/t-linux64: Likewise.
1746         * config/picochip/libgccExtras/fake_libgcc.asm: Move to
1747         ../libgcc/config/picochip/lib1funcs.S.
1748         * config/picochip/t-picochip (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
1749         * config/sh/lib1funcs.asm: Move to ../libgcc/config/sh/lib1funcs.S.
1750         * config/sh/lib1funcs.h: Move to ../libgcc/config/sh.
1751         * config/sh/sh.h: Update lib1funcs.asm filename.
1752         * config/sh/t-linux (LIB1ASMFUNCS_CACHE): Remove.
1753         * config/sh/t-netbsd: Likewise.
1754         * config/sh/t-sh (LIB1ASMSRC, LIB1ASMFUNCS, LIB1ASMFUNCS_CACHE):
1755         Remove.
1756         * config/sh/t-sh64 (LIB1ASMFUNCS): Remove.
1757         * config/sparc/lb1spc.asm: Move to ../libgcc/config/sparc/lb1spc.S.
1758         * config/sparc/lb1spl.asm: Remove.
1759         * config/sparc/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1760         * config/sparc/t-leon: Likewise.
1761         * config/spu/t-spu-elf (LIBGCC1, CROSS_LIBGCC1): Remove.
1762         * config/v850/lib1funcs.asm: Move to ../libgcc/config/v850/lib1funcs.S.
1763         * config/v850/t-v850 (LIB1ASMSRC, LIB1ASMFUNCS): Remove
1764         * config/vax/lib1funcs.asm: Move to ../libgcc/config/vax/lib1funcs.S.
1765         * config/vax/t-linux: Remove.
1766         * config/xtensa/ieee754-df.S, config/xtensa/ieee754-sf.S: Move to
1767         ../libgcc/config/xtensa.
1768         * config/xtensa/lib1funcs.asm: Move to
1769         ../libgcc/config/xtensa/lib1funcs.S.
1770         * config/xtensa/t-xtensa (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1771         * config.gcc (bfin*-rtems*): Remove bfin/t-bfin from tmake_file.
1772         (bfin*-*): Likewise.
1773         (mips64*-*-linux*, mipsisa64*-*-linux*): Remove
1774         mips/t-libgcc-mips16 from tmake_file.
1775         (mips*-*-linux*): Likewise.
1776         (mips*-sde-elf*): Likewise.
1777         (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1778         (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1779         (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Likewise.
1780         (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*): Likewise.
1781         (mips-*-elf*, mipsel-*-elf*): Likewise.
1782         (mips64-*-elf*, mips64el-*-elf*): Likewise.
1783         (mips64orion-*-elf*, mips64orionel-*-elf*): Likewise.
1784         (mips*-*-rtems*): Likewise.
1785         (mipstx39-*-elf*, mipstx39el-*-elf*): Likewise.
1786         (vax-*-linux*): Remove vax/t-linux from tmake_file.
1787
1788 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1789
1790         * config.gcc (extra_parts): Remove.
1791         (*-*-freebsd*): Remove extra_parts.
1792         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
1793         *-*-gnu*, *-*-kopensolaris*-gnu): Likewise.
1794         (*-*-netbsd*): Remove t-libc-ok, t-netbsd from tmake_file.
1795         Remove extra_parts for *-*-netbsd*1.[7-9]*, *-*-netbsd[2-9]*,
1796         *-*-netbsdelf[2-9]*.
1797         (*-*-openbsd*): Remove t-libc-ok from tmake_file.
1798         (alpha*-*-linux*): Remove extra_parts.
1799         (alpha*-*-freebsd*): Likewise.
1800         (bfin*-linux-uclibc*): Likewise.
1801         (fr30-*-elf): Likewise.
1802         (moxie-*-elf): Likewise.
1803         (moxie-*-uclinux*): Likewise.
1804         (h8300-*-rtems*): Remove h8300/t-elf from tmake_file.
1805         (h8300-*-elf*): Likewise.
1806         (hppa*64*-*-hpux11*): Remove extra_parts.
1807         (i[34567]86-*-elf*): Remove i386/t-i386elf, i386/t-crtstuff from
1808         tmake_file.
1809         (x86_64-*-elf*): Likewise.
1810         (i[34567]86-*-freebsd*): Remove tmake_file.
1811         (x86_64-*-freebsd*): Likewise.
1812         (x86_64-*-netbsd*): Likewise.
1813         (i[34567]86-*-openbsd2.*, i[34567]86-*openbsd3.[0123]): Remove
1814         t-libc-ok from tmake_file.
1815         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1816         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
1817         i[34567]86-*-kopensolaris*-gnu): Remove i386/t-crtstuff from
1818         tmake_file.
1819         Remove extra_parts.
1820         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
1821         Remove i386/t-crtstuff from tmake_file.
1822         (i[34567]86-*-lynxos*): Likewise.
1823         Remove extra_parts.
1824         (ia64*-*-elf*): Remove extra_parts.
1825         (ia64*-*-freebsd*): Likewise.
1826         (ia64*-*-linux*): Likewise.
1827         (ia64-hp-*vms*): Remove ia64/t-vms from tmake_file.
1828         (m32r-*-elf*): Remove extra_parts.
1829         (m32rle-*-elf*): Likewise.
1830         (m32r-*-rtems*): Likewise.
1831         (m68k-*-elf*, fido-*-elf*): Likewise.
1832         (m68k*-*-openbsd*): Remove t-libc-ok from tmake_file.
1833         (m68k-*-rtems*): Remove extra_parts.
1834         (mep-*-*): Likewise.
1835         (microblaze*-linux*): Likewise.
1836         (mips64*-*-linux*, mipsisa64*-*-linux*): Likewise.
1837         (mips*-*-linux*): Likewise.
1838         (powerpc-*-lynxos*): Likewise.
1839         (s390x-ibm-tpf*): Likewise.
1840         (score-*-elf): Likewise.
1841         Remove tmake_file.
1842         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*, sh[2346lbe]*-*-linux*,
1843         sh-*-netbsdelf*, shl*-*-netbsdelf*, sh5-*-netbsd*, sh5l*-*-netbsd*,
1844         sh64-*-netbsd*, sh64l*-*-netbsd*): Remove sh/t-elf from tmake_file.
1845         Remove sh/t-superh from tmake_file for sh*-superh-elf.
1846         Remove sh/t-linux64 from tmake_file for sh64*-*-linux*.
1847         (sh-*-rtems*): Remove sh/t-elf from tmake_file.
1848         (sh-wrs-vxworks): Likewise.
1849         (sparc-*-linux*): Remove extra_parts.
1850         (sparc64-*-linux*): Likewise.
1851         (sparc64-*-freebsd*, ultrasparc-*-freebsd*): Likewise.
1852         (xstormy16-*-elf): Likewise.
1853         (xtensa*-*-linux*): Remove xtensa/t-linux from tmake_file.
1854         (am33_2.0-*-linux*): Remove extra_parts.
1855         * configure.ac (extra_parts): Don't substitute.
1856         * configure: Regenerate.
1857         * crtstuff.c: Move to ../libgcc.
1858         * Makefile.in (CRTSTUFF_CFLAGS): Remove.
1859         (EXTRA_PARTS): Remove.
1860         (CRTSTUFF_T_CFLAGS): Remove.
1861         (MOSTLYCLEANFILES): Remove $(EXTRA_PARTS).
1862         (GCC_EXTRA_PARTS): Remove.
1863         (libgcc.mvars): Remove GCC_EXTRA_PARTS, CRTSTUFF_CFLAGS,
1864         CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S.
1865         Emit GCC_CFLAGS, INHIBIT_LIBC_CFLAGS.
1866         ($(T)crtbegin.o, $(T)crtend.o, $(T)crtbeginS.o, $(T)crtendS.o)
1867         ($(T)crtbeginT.o): Remove.
1868         * config/alpha/t-vms (EXTRA_PARTS): Remove.
1869         ($(T)vms-dwarf2.o, $(T)vms-dwarf2eh.o): Remove.
1870         * config/alpha/vms-dwarf2.asm: Move to
1871         ../libgcc/config/alpha/vms-dwarf2.S.
1872         * config/alpha/vms-dwarf2eh.asm: Move to
1873         ../libgcc/config/alpha/vms-dwarf2eh.S.
1874         * config/arm/crti.asm: Move to ../libgcc/config/arm/crti.S.
1875         * config/arm/crtn.asm: Move to ../libgcc/config/arm/crtn.S.
1876         * config/arm/t-arm-elf (EXTRA_MULTILIB_PARTS): Remove.
1877         ($(T)crti.o, $(T)crtn.o): Remove.
1878         * config/arm/t-linux: Remove comment.
1879         * config/arm/t-linux-eabi (EXTRA_MULTILIB_PARTS): Remove.
1880         * config/arm/t-strongarm-elf (EXTRA_MULTILIB_PARTS): Remove.
1881         ($(T)crti.o, $(T)crtn.o): Remove.
1882         * config/arm/t-symbian (EXTRA_MULTILIB_PARTS): Remove.
1883         * config/bfin/crti.s: Move to ../libgcc/config/bfin/crti.S.
1884         * config/bfin/crtn.s: Move to ../libgcc/config/bfin/crtn.S.
1885         * config/bfin/crtlibid.s: Move to ../libgcc/config/bfin/crtlibid.S.
1886         * config/bfin/t-bfin (EXTRA_PARTS): Remove.
1887         ($(T)crti.o, $(T)crtn.o): Remove.
1888         * config/bfin/t-bfin-elf (CRTSTUFF_T_CFLAGS): Remove.
1889         ($(T)crti.o, $(T)crtn.o, $(T)crtlibid.o): Remove
1890         (EXTRA_MULTILIB_PARTS): Remove.
1891         * config/bfin/t-bfin-linux (CRTSTUFF_T_CFLAGS,
1892         EXTRA_MULTILIB_PARTS): Remove.
1893         * config/bfin/t-bfin-uclinux (CRTSTUFF_T_CFLAGS): Remove.
1894         ($(T)crtlibid.o): Remove.
1895         (EXTRA_MULTILIB_PARTS): Remove.
1896         * config/c6x/crti.s: Move to ../libgcc/config/c6x/crti.S.
1897         * config/c6x/crtn.s: Move to ../libgcc/config/c6x/crtn.S.
1898         * config/c6x/t-c6x-elf ($(T)crti.o, $(T)crtn.o): Remove.
1899         (EXTRA_MULTILIB_PARTS): Remove.
1900         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1901         * config/c6x/t-c6x-uclinux (CRTSTUFF_T_CFLAGS,
1902         CRTSTUFF_T_CFLAGS_S): Remove.
1903         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Remove.
1904         * config/cris/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1905         * config/fr30/crti.asm: Move to ../libgcc/config/fr30/crti.S.
1906         * config/fr30/crtn.asm: Move to ../libgcc/config/fr30/crtn.S.
1907         * config/fr30/t-fr30 ($(T)crti.o, $(T)crtn.o): Remove.
1908         * config/frv/frvbegin.c, config/frv/frvend.c: Move to
1909         ../libgcc/config/frv.
1910         * config/frv/t-frv (EXTRA_MULTILIB_PARTS): Remove.
1911         (FRVSTUFF_CFLAGS, $(T)frvbegin$(objext), $(T)frvend$(objext)): Remove.
1912         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1913         (CRTSTUFF_T_CFLAGS): Remove.
1914         * config/h8300/crti.asm: Move to ../libgcc/config/h8300/crti.S.
1915         * config/h8300/crtn.asm: Move to ../libgcc/config/h8300/crtn.S.
1916         * config/h8300/t-elf: Remove.
1917         * config/i386/cygming-crtbegin.c, config/i386/cygming-crtend.c:
1918         Move to ../libgcc/config/i386.
1919         * config/i386/t-crtstuff: Remove.
1920         * config/i386/t-i386elf: Remove.
1921         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1922         * config/i386/t-nto (CRTSTUFF_T_CFLAGS, EXTRA_PARTS): Remove.
1923         * config/ia64/crtbegin.asm: Move to ../libgcc/config/ia64/crtbegin.S.
1924         * config/ia64/crtend.asm: Move to ../libgcc/config/ia64/crtend.S.
1925         * config/ia64/crti.asm: Move to ../libgcc/config/ia64/crti.S.
1926         * config/ia64/crtn.asm: Move to ../libgcc/config/ia64/crtn.S.
1927         * config/ia64/t-vms: Remove.
1928         * config/ia64/vms-crtinit.asm: Move to
1929         ../libgcc/config/ia64/vms-crtinit.S.
1930         * config/m32c/t-m32c (EXTRA_MULTILIB_PARTS): Remove.
1931         * config/m32r/initfini.c: Move to ../libgcc/config/m32r.
1932         * config/m32r/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1933         * config/m32r/t-m32r (CRTSTUFF_T_CFLAGS): Remove.
1934         ($(T)crtinit.o, $(T)crtfini.o): Remove.
1935         (m32rx, m32r2): Remove.
1936         (EXTRA_MULTILIB_PARTS): Remove.
1937         * config/m68k/crti.s: Move to ../libgcc/config/m68k/crti.S.
1938         * config/m68k/crtn.s: Move to ../libgcc/config/m68k/crtn.S.
1939         * config/m68k/t-crtstuff: Remove.
1940         * config/m68k/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1941         * config/m68k/t-m68kelf: Remove.
1942         * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Remove.
1943         * config/mcore/crti.asm: Move to ../libgcc/config/mcore/crti.S.
1944         * config/mcore/crtn.asm: Move to ../libgcc/config/mcore/crtn.S.
1945         * config/mcore/t-mcore ($(T)crti.o, $(T)crtn.o): Remove.
1946         (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
1947         * config/mep/t-mep (CRTSTUFF_CFLAGS): Remove.
1948         (EXTRA_MULTILIB_PARTS): Remove.
1949         * config/microblaze/crti.s: Move to ../libgcc/config/microblaze/crti.S.
1950         * config/microblaze/crtn.s: Move to ../libgcc/config/microblaze/crtn.S.
1951         * config/microblaze/t-microblaze (EXTRA_MULTILIB_PARTS,
1952         EXTRA_PARTS): Remove.
1953         ($(T)crti$(objext), $(T)crtn$(objext)): Remove.
1954         * config/mips/crti.asm: Move to ../libgcc/config/mips/crti.S.
1955         * config/mips/crtn.asm: Move to ../libgcc/config/mips/crtn.S.
1956         * config/mips/t-elf (CRTSTUFF_T_CFLAGS): Remove.
1957         ($(T)crti.o, $(T)crtn.o): Remove.
1958         (EXTRA_MULTILIB_PARTS): Remove.
1959         * config/mips/t-isa3264: Likewise.
1960         * config/mips/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1961         * config/mips/t-r3900 (EXTRA_MULTILIB_PARTS): Remove.
1962         (CRTSTUFF_T_CFLAGS): Remove.
1963         * config/mips/t-sde (CRTSTUFF_T_CFLAGS): Remove.
1964         ($(T)crti.o, $(T)crtn.o): Remove.
1965         (EXTRA_MULTILIB_PARTS): Remove.
1966         * config/mips/t-sr71k (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS):
1967         Remove.
1968         ($(T)crti.o, $(T)crtn.o): Remove.
1969         * config/mips/t-st (EXTRA_MULTILIB_PARTS): Remove.
1970         * config/mips/t-vr (CRTSTUFF_T_CFLAGS): Remove.
1971         (EXTRA_MULTILIB_PARTS): Remove.
1972         ($(T)crti.o, $(T)crtn.o): Remove.
1973         * config/mmix/crti.asm: Move to ../libgcc/config/crti.S.
1974         * config/mmix/crtn.asm: Move to ../libgcc/config/crtn.S.
1975         * config/mmix/t-mmix (CRTSTUFF_T_CFLAGS): Remove.
1976         * config/moxie/crti.asm, config/moxie/crtn.asm: Remove.
1977         * config/pa/stublib.c: Move to libgcc/config/pa.
1978         * config/pa/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1979         * config/pa/t-linux64 (CRTSTUFF_T_CFLAGS_S): Remove.
1980         * config/pa/t-pa-hpux11 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1981         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1982         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1983         ($(T)libgcc_stub.a): Remove.
1984         * config/pa/t-pa64 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1985         (rfi-stub.o, dfi-stub.o, cxaf-stub.o, jvrc-stub.o)
1986         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1987         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1988         ($(T)libgcc_stub.a): Remove.
1989         * config/rs6000/eabi-cn.asm: Move to
1990         ../../../libgcc/config/rs6000/eabi-cn.S.
1991         * config/rs6000/eabi-ci.asm: Move to
1992         ../../../libgcc/config/rs6000/eabi-ci.S.
1993         * config/rs6000/sol-ci.asm: Move to
1994         ../../../libgcc/config/rs6000/sol-ci.S.
1995         * config/rs6000/sol-cn.asm: Move to
1996         ../../../libgcc/config/rs6000/sol-cn.S.
1997         * config/rs6000/t-lynx (EXTRA_MULTILIB_PARTS): Remove.
1998         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1999         * config/rs6000/t-netbsd (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
2000         Remove.
2001         (EXTRA_MULTILIB_PARTS): Remove.
2002         * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Remove.
2003         (ecrti.S, ecrtn.S, ncrti.S, ncrtn.S): Remove.
2004         ($(T)ecrti$(objext), $(T)ecrtn$(objext), $(T)ncrti$(objext),
2005         ($(T)ncrtn$(objext)): Remove.
2006         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
2007         * config/rs6000/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
2008         * config/rx/t-rx (EXTRA_MULTILIB_PARTS): Remove.
2009         * config/score/crti.asm: Move to ../libgcc/config/score/crti.S.
2010         * config/score/crtn.asm: Move to ../libgcc/config/score/crtn.S.
2011         * config/score/t-score-elf: Remove.
2012         * config/sh/crt1.asm: Move to ../libgcc/config/sh/crt1.S.
2013         * config/sh/crti.asm: Move to ../libgcc/config/sh/crti.S.
2014         * config/sh/crtn.asm: Move to ../libgcc/config/sh/crtn.S.
2015         * config/sh/lib1funcs-4-300.asm: Move to
2016         ../../../libgcc/config/sh/lib1funcs-4-300.S.
2017         * config/sh/lib1funcs-Os-4-200.asm: Move to
2018         ../libgcc/config/sh/lib1funcs-Os-4-200.S.
2019         * config/sh/t-elf: Remove.
2020         * config/sh/t-linux (EXTRA_MULTILIB_PARTS): Remove.
2021         * config/sh/t-linux64: Remove.
2022         * config/sh/t-netbsd (EXTRA_MULTILIB_PARTS): Remove.
2023         * config/sh/t-sh ($(T)crt1.o, $(T)crti.o, $(T)crtn.o): Remove.
2024         (IC_EXTRA_PARTS, OPT_EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
2025         ($(T)ic_invalidate_array_4-100.o)
2026         ($(T)libic_invalidate_array_4-100.a)
2027         ($(T)ic_invalidate_array_4-200.o)
2028         ($(T)libic_invalidate_array_4-200.a, $(T)ic_invalidate_array_4a.o)
2029         ($(T)libic_invalidate_array_4a.a, $(T)sdivsi3_i4i-Os-4-200.o)
2030         ($(T)udivsi3_i4i-Os-4-200.o, $(T)unwind-dw2-Os-4-200.o)
2031         ($(T)libgcc-Os-4-200.a, $(T)div_table-4-300.o)
2032         ($(T)libgcc-4-300.a): Remove.
2033         * config/sh/t-superh: Remove.
2034         * config/sh/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
2035         * config/sparc/t-linux64 (CRTSTUFF_T_CFLAGS): Remove.
2036         * config/spu/cache.S: Move to ../libgcc/config/spu.
2037         * config/spu/cachemgr.c: Move to ../libgcc/config/spu.
2038         * config/spu/t-spu-elf (CRTSTUFF_T_CFLAGS): Remove.
2039         (EXTRA_MULTILIB_PARTS): Remove.
2040         ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o, $(T)libgcc_%.a): Remove.
2041         ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache32k.o)
2042         ($(T)cache64k.o, $(T)cache128k.o): Remove.
2043         * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Remove.
2044         * config/t-libc-ok: Remove.
2045         * config/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
2046         * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Remove.
2047         * config/t-netbsd: Remove.
2048         * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Remove.
2049         * config/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
2050         * config/vms/t-vms (VMS_EXTRA_PARTS): Remove.
2051         ($(T)vcrt0.o, $(T)pcrt0.o): Remove.
2052         * config/vms/vms-ucrt0.c: Move to ../libgcc/config/vms.
2053         * config/xtensa/crti.asm: Move to ../libgcc/config/xtensa/crti.S.
2054         * config/xtensa/crtn.asm: Move to ../libgcc/config/xtensa/crtn.S.
2055         * config/xtensa/t-elf (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
2056         (EXTRA_MULTILIB_PARTS): Remove.
2057         * config/xtensa/t-linux: Remove.
2058         * config/xtensa/t-xtensa ($(T)crti.o, $(T)crtn.o): Remove.
2059
2060 2011-11-02  Uros Bizjak  <ubizjak@gmail.com>
2061
2062         * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_CVTTPD2DQ256]: Use
2063         CODE_FOR_fix_truncv4dfv4si2, not CODE_FOR_fix_truncv4sfv4si2.
2064
2065 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2066
2067         PR translation/45116
2068         * Makefile.in (slibdir): Remove, don't export.
2069         (SHLIB_NM_FLAGS): Remove.
2070         (libgcc.mvars): Don't emit SHLIB_LINK, SHLIB_INSTALL,
2071         SHLIB_DLLDIR, SHLIB_EXT, SHLIB_MKMAP, SHLIB_MKMAP_OPTS,
2072         SHLIB_MAPFILES, SHLIB_NM_FLAGS.
2073         (DRIVER_DEFINES): Test SHLIB instead of SHLIB_LINK.
2074         (gcc.o): Pass SHLIB instead of SHLIB_LINK.
2075         (gccspec.o): Likewise.
2076         (installdirs): Don't create $(DESTDIR)$(slibdir).
2077         * configure.ac (slibdir): Remove.
2078         * configure: Regenerate.
2079         * libgcc-libsystem.ver: Move to ../libgcc/config.
2080         * mkmap-flat.awk, mkmap-symver.awk: Move to ../libgcc.
2081         * config/libgcc-glibc.ver: Move to ../libgcc/config.
2082         * config/t-libunwind (SHLIB_LC): Remove.
2083         * config/t-linux (SHLIB_MAPFILES): Remove.
2084         * config/t-slibgcc-dummy: Rename to config/t-slibgcc.
2085         * config/t-slibgcc-elf-ver: Remove.
2086         * config/t-slibgcc-libgcc, config/t-slibgcc-nolc-override: Move to
2087         ../libgcc/config.
2088         * config/alpha/libgcc-alpha-ldbl.ver, config/alpha/t-linux: Move
2089         to ../libgcc/config/alpha.
2090         * config/alpha/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
2091         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_SYMVEC,
2092         SHLIB_SYMVECX2, SHLIB_LINK): Remove.
2093         * config/arm/libgcc-bpabi.ver: Move to ../libgcc/config/arm.
2094         * config/arm/t-bpabi (SHLIB_MAPFILES): Remove.
2095         * config/arm/t-netbsd (SHLIB_EXT, SHLIB_NAME, SHLIB_SONAME,
2096         SHLIB_OBJS, SHLIB_LINK, SHLIB_INSTALL): Remove.
2097         * config/arm/t-symbian (SHLIB_LC): Remove.
2098         * config/bfin/libgcc-bfin.ver: Move to
2099         ../libgcc/config/bfin/libgcc-glibc.ver.
2100         * config/bfin/t-bfin-linux (SHLIB_MAPFILES): Remove.
2101         * config/c6x/libgcc-c6xeabi.ver: Move to
2102         ../libgcc/config/c6x/libgcc-eabi.ver.
2103         * config/c6x/t-c6x-elf (SHLIB_MAPFILES): Remove.
2104         * config/cris/libgcc.ver: Move to
2105         ../libgcc/config/cris/libgcc-glibc.ver.
2106         * config/cris/t-linux (SHLIB_MAPFILES): Remove.
2107         * config/frv/libgcc-frv.ver: Move to ../libgcc/config/frv.
2108         * config/frv/t-linux (SHLIB_MAPFILES): Remove.
2109         * config/i386/darwin-libgcc.10.4.ver: Move to
2110         ../libgcc/config/i386/libgcc-darwin.10.4.ver.
2111         * config/i386/darwin-libgcc.10.5.ver: Move to
2112         ../libgcc/config/i386/libgcc-darwin.10.5.ver.
2113         * config/i386/libgcc-glibc.ver: Move to ../libgcc/config/i386.
2114         * config/i386/t-cygming (SHLIB_EXT, SHLIB_IMPLIB, SHLIB_SOVERSION,
2115         SHLIB_SONAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_DIR, SHLIB_SLIBDIR_QUAL)
2116         SHLIB_PTHREAD_CFLAG, SHLIB_PTHREAD_LDFLAG, SHLIB_LINK,
2117         SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MKMAP_OPTS, SHLIB_MAPFILES): Remove.
2118         * config/i386/t-cygwin (SHLIB_LC, SHLIB_EH_EXTENSION,
2119         SHLIB_IMPLIB, SHLIB_SONAME, SHLIB_MKMAP_OPTS): Remove.
2120         * config/i386/t-dlldir, config/i386/t-dlldir-x: Move to
2121         ../libgcc/config/i386.
2122         * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Move to
2123         ../libgcc/config/i386.
2124         * config/i386/t-linux: Move to ../libgcc/config/i386.
2125         * config/i386/t-mingw-pthread: Move to ../libgcc/config/i386.
2126         * config/i386/t-mingw-w32 (SHLIB_LC): Remove.
2127         * config/i386/t-mingw-w64: Likewise.
2128         * config/i386/t-mingw32: Remove.
2129         * config/ia64/libgcc-glibc.ver, config/ia64/libgcc-ia64.ver: Move
2130         to ../libgcc/config/ia64.
2131         * config/ia64/t-glibc: Remove.
2132         * config/ia64/t-hpux (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL): Remove.
2133         * config/ia64/t-ia64 (SHLIB_MAPFILES): Remove.
2134         * config/ia64/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
2135         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_LINK): Remove.
2136         * config/ia64/vms_symvec_libgcc_s.opt: Remove.
2137         * config/m32r/libgcc-glibc.ver: Move to ../libgcc/config/m32r.
2138         * config/m32r/t-linux (SHLIB_MAPFILES): Remove.
2139         * config/m68k/t-slibgcc-elf-ver: Move to ../libgcc/config/m68k.
2140         * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Remove.
2141         * config/pa/t-hpux-shlib: Move to ../libgcc/config/pa/t-slibgcc-hpux.
2142         * config/pa/t-slibgcc-dwarf-ver, config/pa/t-slibgcc-sjsj-ver:
2143         Move to ../libgcc/config/pa.
2144         * config/rs6000/darwin-libgcc.10.4.ver: Move to
2145         ../libgcc/config/rs6000/libgcc-darwin.10.4.ver.
2146         * config/rs6000/darwin-libgcc.10.5.ver: Move to
2147         ../libgcc/config/rs6000/libgcc-darwin.10.5.ver.
2148         * config/rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL,
2149         SHLIB_LIBS, SHLIB_MKMAP, SHLIB_NM_FLAGS, AR_FLAGS_FOR_TARGET): Remove.
2150         * config/rs6000/t-aix52: Likewise.
2151         * config/sh/libgcc-excl.ver, config/sh/libgcc-glibc.ver: Move to
2152         ../libgcc/config/sh.
2153         * config/sparc/libgcc-sparc-glibc.ver: Move to
2154         ../libgcc/config/sparc/libgcc-glibc.ver.
2155         * config/sparc/t-linux: Move to ../libgcc/config/sparc.
2156         * config/xtensa/t-linux (SHLIB_MAPFILES): Remove.
2157         * config/xtensa/libgcc-xtensa.ver: Move to
2158         ../libgcc/config/xtensa/libgcc-glibc.ver.
2159         * config.gcc (*-*-freebsd*): Replace t-slibgcc-elf-ver with
2160         t-slibgcc in tmake_file.
2161         Remove t-slibgcc-nolc-override for *-*-freebsd[34],
2162         *-*-freebsd[34].* with pthreads.
2163         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu,
2164         *-*-knetbsd*-gnu, *-*-gnu*, *-*-kopensolaris*-gnu): Replace
2165         t-slibgcc-elf-ver with t-slibgcc in tmake_file.
2166         (*-*-netbsd*): Likewise.
2167         (*-*-solaris2*): Replace t-slibgcc-dummy with t-slibgcc in tmake_file.
2168         (*-*-*vms*): Add t-slibgcc to tmake_file.
2169         (alpha*-*-linux*): Remove alpha/t-linux from tmake_file.
2170         (alpha*-dec-osf5.1*): Replace t-slibgcc-dummy with t-slibgcc in
2171         tmake_file.
2172         (arm*-*-linux*): Remove t-slibgcc-libgcc from tmake_file for
2173         arm*-*-linux-*eabi.
2174         (bfin*-linux-uclibc*): Replace t-slibgcc-dummy with t-slibgcc in
2175         tmake_file.
2176         (crisv32-*-linux*, cris-*-linux*): Likewise.
2177         (hppa*-*-linux*): Remove t-slibgcc-libgcc, pa/t-slibgcc-sjlj-ver,
2178         pa/t-slibgcc-dwarf-ver from tmake_file.
2179         (hppa[12]*-*-hpux10*): Replace pa/t-hpux-shlib with t-slibgcc in
2180         tmake_file.
2181         Remove pa/t-slibgcc-sjlj-ver, pa/t-slibgcc-dwarf-ver from tmake_file.
2182         (hppa*64*-*-hpux11*): Likewise.
2183         (hppa[12]*-*-hpux11*): Likewise.
2184         (i[34567]86-*-darwin*): Replace t-slibgcc-dummy in t-slibgcc in
2185         tmake_file.
2186         (x86_64-*-darwin*): Likewise.
2187         (i[34567]86-*-cygwin*): Remove tmake_eh_file, tmake_dlldir_file.
2188         Add t-slibgcc to tmake_file.
2189         (i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
2190         Remove i386/t-mingw32 from tmake_file unless x86_64-w64-*,
2191         i[34567]86-w64-*.
2192         Remove i386/t-mingw-pthread from tmake_file.
2193         (ia64*-*-linux*): Remove ia64/t-glibc from tmake_file.
2194         (ia64*-*-hpux*): Add t-slibgcc to tmake_file.
2195         (ia64-hp-*vms*): Likewise.
2196         (m32r-*-linux*): Replace t-slibgcc-elf-ver with t-slibgcc in
2197         tmake_file.
2198         (m32rle-*-linux*): Likewise.
2199         (m68k-*-linux*): Remove m68k/t-slibgcc-elf-ver from tmake_file.
2200         (microblaze*-linux*): Remove t-slibgcc-elf-ver,
2201         t-slibgcc-nolc-override from tmake_file.
2202         (mips-sgi-irix6.5*): Replace t-slibgcc-dummy with t-slibgcc in
2203         tmake_file.
2204         (powerpc-*-darwin*): Likewise.
2205         (powerpc64-*-darwin*): Likewise.
2206         (powerpc-*-freebsd*): Remove t-slibgcc-libgcc from tmake_file.
2207         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
2208         (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
2209         t-slibgcc to tmake_file.
2210         (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
2211         (rs6000-ibm-aix5.2.*, powerpc-ibm-aix5.2.*): Likewise.
2212         (rs6000-ibm-aix5.3.*, powerpc-ibm-aix5.3.*): Likewise.
2213         (rs6000-ibm-aix[6789].*, powerpc-ibm-aix[6789].*): Likewise.
2214         (sparc-*-linux*): Remove sparc/t-linux from tmake_file.
2215         (sparc64-*-linux*): Likewise.
2216         (tic6x-*-uclinux): Replace t-slibgcc-elf-ver with t-slibgcc in
2217         tmake_file.
2218         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu,
2219         x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Remove i386/t-linux
2220         from tmake_file.
2221
2222 2011-11-02  Richard Guenther  <rguenther@suse.de>
2223
2224         PR tree-optimization/50902
2225         * tree-vect-stmts.c (vectorizable_load): Properly convert
2226         an invariant initializer element.
2227
2228 2010-11-02  Richard Guenther  <rguenther@suse.de>
2229
2230         PR tree-optimization/50890
2231         * gimple.h (gimple_fold_call): Remove.
2232         * gimple-fold.c (fold_stmt_1): Move all call related code to ...
2233         (gimple_fold_call): ... here.  Make static.  Update the
2234         cannot-inline flag on direct calls.
2235         * ipa-inline.c (early_inliner): Copy the cannot-inline flag
2236         from the statements to the edges.
2237
2238 2011-11-01  Ian Lance Taylor  <iant@google.com>
2239
2240         * godump.c (struct macro_hash_value): Define.
2241         (macro_hash_hashval): New static function.
2242         (macro_hash_eq, macro_hash_del): New static functions.
2243         (go_define): Use macro_hash_value to store values in macro_hash.
2244         Replace an old value on a redefinition.  Don't print anything to
2245         go_dump_file.
2246         (go_undef): Delete the entry from the hash table.
2247         (go_output_typedef): For an enum, use macro_hash_value, and don't
2248         print anything to go_dump_file.
2249         (go_print_macro): New static function.
2250         (go_finish): Traverse macro_hash with go_print_macro.
2251         (dump_go_spec_init): Update macro_hash creation for macro_hash_value.
2252
2253 2011-11-02  Alan Modra  <amodra@gmail.com>
2254
2255         * config/rs6000/rs6000.c (rs6000_code_end): Declare ATTRIBUTE_UNUSED.
2256
2257 2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>
2258
2259         PR c++/44277
2260         * doc/invoke.texi: Document -Wzero-as-null-pointer-constant.
2261
2262 2011-11-01  Andrew Stubbs  <ams@codesourcery.com>
2263
2264         * config/arm/bpabi.h (BE8_LINK_SPEC): Recognize generic-armv7 tuning.
2265
2266 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
2267
2268         * config/i386/i386.md (splitters for int-float conversion): Use
2269         SUBREG_REG on SUBREGs in splitter constraints.
2270
2271 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
2272
2273         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si): New
2274         prototype.
2275         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): New
2276         function.
2277         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Use it.
2278         (ssepackfltmode): New mode attr.
2279         (vec_pack_ufix_trunc_<mode>): New expander.
2280
2281 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
2282
2283         PR target/50940
2284         * config/i386/i386.md (floatsi<mode>2_vector_sse_with_temp splitter):
2285         Compare <ssevecmode>mode to V4SFmode, not V4SImode.
2286
2287 2011-11-01  Peter Bergner  <bergner@vnet.ibm.com>
2288
2289         * config.gcc (powerpc*-*-linux*): Add powerpc*-*-linux*ppc476* variant.
2290         * config/rs6000/476.h: New file.
2291         * config/rs6000/476.opt: Likewise.
2292         * config/rs6000/rs6000.h (TARGET_LINK_STACK): New define.
2293         (SET_TARGET_LINK_STACK): Likewise.
2294         (TARGET_ASM_CODE_END): Define.
2295         * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
2296         TARGET_LINK_STACK for -mtune=476 and -mtune=476fp.
2297         (rs6000_legitimize_tls_address): Emit the link stack preserving GOT
2298         code if TARGET_LINK_STACK.
2299         (rs6000_emit_load_toc_table): Likewise.
2300         (output_function_profiler): Likewise
2301         (macho_branch_islands): Likewise
2302         (machopic_output_stub): Likewise
2303         (get_ppc476_thunk_name): New function.
2304         (rs6000_code_end): Likewise.
2305         * config/rs6000/rs6000.md (load_toc_v4_PIC_1, load_toc_v4_PIC_1b):
2306         Convert to a define_expand.
2307         (load_toc_v4_PIC_1_normal): New define_insn.
2308         (load_toc_v4_PIC_1_476): Likewise.
2309         (load_toc_v4_PIC_1b_normal): Likewise.
2310         (load_toc_v4_PIC_1b_476): Likewise.
2311
2312 2011-11-01  Georg-Johann Lay  <avr@gjlay.de>
2313
2314         PR target/50910
2315         * config/avr/avr.opt (-mbranch-cost=): New option.
2316         * config/avr/avr.h (BRANCH_COST): Define to avr_branch_cost.
2317         * config/avr/avr.c (avr_rtx_costs_1): Adjust [U]DIV/[U]MOD costs.
2318         * config/avr/avr.md (*addqi3.lt0, *addhi3.lt0, *addsi3.lt0): New insns.
2319         (*addhi3_zero_extend1): Remove % in constraint of operand 1.
2320         (*addhi3.sign_extend1, *subhi3.sign_extend2): New insns.
2321
2322 2011-11-01  Tom de Vries  <tom@codesourcery.com>
2323
2324         PR tree-optimization/50908
2325         * tree-ssa-tail-merge.c (update_vuses): Now that edges are removed
2326         before update_vuses, test for 1 predecessor rather than two.
2327         (delete_block_update_dominator_info): New function, part of it factored
2328         out of ...
2329         (replace_block_by): Use delete_block_update_dominator_info.  Call
2330         update_vuses after deleting bb1 and updating dominator info, instead of
2331         before.
2332
2333 2011-11-01  David S. Miller  <davem@davemloft.net>
2334
2335         * config/sparc/sparc.c (vector_init_faligndata): New function.
2336         (sparc_expand_vector_init): Use it for V4HImode on VIS1.
2337
2338         * config/sparc/sparc.c (sparc_expand_vcond): New function.
2339         * config/sparc/sparc-protos.h (sparc_expand_vcond): Declare it.
2340         * config/sparc/sparc.md (vcond<mode><mode>): New VIS3 expander.
2341         (vconduv8qiv8qi): Likewise.
2342
2343 2011-11-01  Alexandre Oliva  <aoliva@redhat.com>
2344
2345         PR debug/50869
2346         * cselib.c (cfa_base_preserved_regno): Initialize.
2347         (cselib_expand_value_rtx_1): Don't expand it.
2348         * var-tracking.c (vt_expand_var_loc_chain): Initialize depth.
2349         Check it's only zero if result is NULL.
2350
2351 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
2352
2353         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): New
2354         expander.
2355
2356         * config/i386/sse.md (sseintvecmode): Remove duplicate modes.
2357         (sseintvecmodelower): New mode iterator.
2358         (floatv8siv8sf2, floatunsv4siv4sf2): Macroize into...
2359         (float<sseintvecmodelower><mode>2): ... this using VF1 iterator.
2360         (floatunsv4siv4sf2): Macroize into...
2361         (floatuns<sseintvecmodelower><mode>2): ... this using VF1 iterator.
2362
2363 2011-10-31  David S. Miller  <davem@davemloft.net>
2364
2365         * config/sparc/sparc.md (cmask patterns): Allow zero operand.
2366
2367         * dwarf2out.c (cached_next_real_insn): New.
2368         (dwarf2out_end_epilogue): Set it to NULL_RTX.
2369         (dwarf2out_var_location): Remove cached_next_real_insn local static.
2370
2371 2011-10-31  Richard Henderson  <rth@redhat.com>
2372
2373         * config/i386/sse.md (floatv8siv8sf2): Rename from avx_cvtdq2ps256.
2374         (floatv4siv4sf2): Rename from sse2_cvtdq2ps.
2375         (floatunsv4siv4sf2): Rename from sse2_cvtudq2ps.
2376         (fix_truncv8sfv8si2): Rename from avx_cvttps2dq256.
2377         (fix_truncv4sfv4si2): Rename from sse2_cvttps2dq.
2378         (floatv4siv4df2): Rename from avx_cvtdq2pd256.
2379         (fix_truncv4dfv4si2): Rename from avx_cvttpd2dq256.
2380         (vec_unpacku_float_hi_v8si): Update for insn pattern name changes.
2381         * config/i386/i386.md (splitters for int-float conversion): Likewise.
2382         * config/i386/i386.c (ix86_split_convert_uns_si_sse): Likewise.
2383         (bdesc_args): Likewise.
2384         (enum ix86_builtins) [IX86_BUILTIN_CVTUDQ2PS]: Remove.
2385         (ix86_vectorize_builtin_conversion): Remove.
2386         (TARGET_VECTORIZE_BUILTIN_CONVERSION): Remove.
2387
2388 2011-10-31  Martin Jambor  <mjambor@suse.cz>
2389
2390         * ipa-prop.c (mark_modified): Moved up in the file.
2391         (is_parm_modified_before_call): Renamed to
2392         is_parm_modified_before_stmt, moved up in the file.
2393         (load_from_unmodified_param): New function.
2394         (compute_complex_assign_jump_func): Also attempt to create pass
2395         through jump functions for values loaded from (addressable)
2396         parameters.
2397
2398 2011-10-31  Jakub Jelinek  <jakub@redhat.com>
2399
2400         * tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def
2401         in a loop and has different type from op0, cast it to op0's type
2402         before the loop first.  For slp give up.  Don't crash if op1_vectype
2403         is NULL.
2404
2405 2011-10-31  Paul Brook  <paul@codesourcery.com>
2406
2407         * cgraphunit.c: Don't mark clones as static constructors.
2408
2409 2011-10-31  David Edelsohn  <dje.gcc@gmail.com>
2410
2411         * gcc-ar: Do not include stdio.h.
2412
2413 2011-10-31  Diego Novillo  <dnovillo@google.com>
2414
2415         * tree-streamer-out.c (pack_ts_base_value_fields): Emit
2416         TYPE_ADDR_SPACE.
2417         * tree-streamer-in.c (unpack_ts_base_value_fields): Read
2418         TYPE_ADDR_SPACE.
2419
2420 2011-10-30  David S. Miller  <davem@davemloft.net>
2421
2422         * config/sparc/sparc.c (vector_init_bshuffle): New function.
2423         (vector_init_fpmerge): New function.
2424         (sparc_expand_vector_init): Use them to improve non-const cases.
2425
2426         * dwarf2out.c (dwarf2out_var_location): When processing several
2427         consecutive location notes, cache the result of next_real_insn().
2428
2429 2011-10-30  Uros Bizjak  <ubizjak@gmail.com>
2430
2431         * config/i386/i386.md (avx2_vec_dup<mode>): Macroize insn from
2432         avx2_vec_dup{v8sf,v4sf} using VF1 mode iterator.
2433         (vec_dupv4sf): Remove expander.
2434         (vec_dupv4sf): Merge from *vec_dupv4sf and *vec_dupv4sf_avx.
2435         (vec_dupv2df): Remove expander.
2436         (vec_dupv2df): Merge from *vec_dupv2df and *vec_dupv2df_sse3.
2437         (*vec_concatv2df): Merge *vec_concatv2df_sse3.
2438         (*vec_dupv4si): Merge *vec_dupv4si_avx.
2439         (*vec_dupv2di): Merge *vec_dupv2di_sse3.
2440
2441 2011-10-30  Dmitry Plotnikov  <dplotnikov@ispras.ru>
2442
2443         * tree-cfg.c (verify_gimple_assign_unary): Allow vector conversions.
2444         * optabs.c (supportable_convert_operation): New function.
2445         * optabs.h (supportable_convert_operation): New prototype.
2446         * tree-vect-stmts.c (vectorizable_conversion): Change condition and
2447         behavior for NONE modifier case.
2448         * tree.h (VECTOR_INTEGER_TYPE_P): New macro.
2449
2450 2011-10-30  Jakub Jelinek  <jakub@redhat.com>
2451
2452         * tree-vectorizer.h (NUM_PATTERNS): Bump to 9.
2453         * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): New
2454         function.
2455         (vect_vect_recog_func_ptrs): Add it.
2456
2457 2011-10-30  David S. Miller  <davem@davemloft.net>
2458
2459         * reorg.c (label_before_next_insn): New function.
2460         (relax_delay_slots): Use it instead of prev_label.
2461         * rtl.h (prev_label): Delete declaration.
2462         * emit-rtl.c (prev_label): Remove.
2463
2464 2011-10-30  Revital Eres  <revital.eres@linaro.org>
2465
2466         * modulo-sched.c (generate_prolog_epilog): Mark prolog and epilog
2467         as BB_DISABLE_SCHEDULE.
2468         (mark_loop_unsched): New function.
2469         (sms_schedule): Call it.
2470
2471 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2472
2473         PR target/50617
2474         * config/pa/protos.h (attr_length_save_restore_dltp): Delete.
2475         (cmpib_comparison_operator): Likewise.
2476         (following_cal, output_and, output_ior, output_move_double,
2477         output_fp_move_double, output_block_move, output_block_clear,
2478         output_cbranch, output_lbranch, output_bb, output_bvb, output_dbra,
2479         output_movb, output_parallel_movb, output_parallel_addb, output_call,
2480         output_indirect_call, output_millicode_call, output_mul_insn,
2481         output_div_insn, output_mod_insn, singlemove_string,
2482         output_arg_descriptor, output_global_address, print_operand,
2483         legitimize_pic_address, hppa_encode_label, symbolic_expression_p,
2484         fmpyaddoperands, fmpysuboperands, emit_bcond_fp, emit_move_sequence,
2485         emit_hpdiv_const, is_function_label_plus_const, jump_in_call_delay,
2486         hppa_fpstore_bypass_p, attr_length_millicode_call, attr_length_call,
2487         attr_length_indirect_call, return_addr_rtx, function_arg_padding,
2488         insn_refs_are_delayed, get_deferred_plabel, ldil_cint_p, zdepi_cint_p,
2489         output_ascii, compute_frame_size, and_mask_p, cint_ok_for_move,
2490         hppa_expand_prologue, hppa_expand_epilogue, ior_mask_p,
2491         compute_zdepdi_operands, output_64bit_and, output_64bit_ior,
2492         reloc_needed, magic_milli, shadd_constant_p): Consistently prefix
2493         exported functions and variables with "pa_".
2494         * config/pa/predicates.md: Likewise.
2495         * config/pa/pa64-hpux.h: likewise.
2496         * config/pa/som.h: Likewise.
2497         * config/pa/elf.h: Likewise.
2498         * config/pa/pa64-linux.h: Likewise.
2499         * config/pa/pa.md: Likewise.
2500         * config/pa/pa.c: Likewise.
2501         * config/pa/pa-linux.h: Likewise.
2502         * config/pa/pa.h: Likewise.
2503         * config/pa/constraints.md: Likewise.
2504
2505 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
2506
2507         * config/i386/i386.md (xop_sha<mode>3): Rename from xop_ashl<mode>3.
2508         Update all uses.
2509         (xop_shl<mode>3): Rename from xop_lshl<mode>3.  Update all uses.
2510         * config/i386/i386.c: Update all uses.
2511
2512 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
2513
2514         * config/i386/i386.md (lshlv16qi3): Remove expander.
2515         (lshrv16qi3): New expander.
2516         (<shift_insn>v16qi3): Macroize expander from ashrv16qi3 and lshrv16qi3
2517         using any_shiftrt code iterator. Cleanup.
2518         (ashlv16qi3): Cleanup.
2519         (ashrv2di3): Ditto.
2520
2521 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2522
2523         PR target/50691
2524         * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol
2525         references.
2526         (pa_legitimate_constant_p): Return false for TLS_MODEL_GLOBAL_DYNAMIC
2527         and TLS_MODEL_LOCAL_DYNAMIC symbol references.
2528
2529 2011-10-29  Georg-Johann Lay  <avr@gjlay.de>
2530
2531         PR target/50887
2532         * config/avr/avr.opt (-maccumulate-args): New option.
2533         * config/avr/avr.h (STARTING_FRAME_OFFSET): Redefine to
2534         avr_starting_frame_offset.
2535         (ACCUMULATE_OUTGOING_ARGS): Define to avr_accumulate_outgoing_args.
2536         * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): Remove.
2537         (UNSPECV_WRITE_SP_IRQ_OFF): Remove.
2538         (UNSPECV_WRITE_SP): New constant.
2539         (*addhi3_sp_R): Rewrite to...
2540         (*addhi3_sp): ...this new insn.
2541         (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Combine to...
2542         (movhi_sp_r): ...this new insn.
2543         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): New.
2544         (avr_starting_frame_offset): New.
2545         * config/avr/avr.c (avr_accumulate_outgoing_args): New function.
2546         (avr_starting_frame_offset): New function.
2547         (avr_outgoing_args_size): New static function.
2548         (avr_initial_elimination_offset): Use it.
2549         (avr_simple_epilogue): Use it.
2550         (avr_asm_function_end_prologue): Use it.
2551         (expand_epilogue): Use it.
2552         (expand_prologue): Use it.  Break out code to...
2553         (avr_prologue_setup_frame): ...this new static function.
2554         (avr_can_eliminate): Allow eliminating to frame pointer if there
2555         is one.
2556         (avr_frame_pointer_required_p): Use frame pointer if target has a
2557         nonlocal label.
2558         * config/avr/constraints.md (R): Remove.
2559         (Csp): New constraint.
2560         * config/avr/predicates.md (avr_sp_immediate_operand): Use it.
2561
2562 2011-10-29  Andi Kleen  <ak@linux.intel.com>
2563
2564         * gcc-ar.c (target_machine): Add.
2565
2566 2011-10-29  Anatoly Sokolov  <aesok@post.ru>
2567
2568         * config/cris/cris.c (reg_ok_for_base_p, reg_ok_for_index_p,
2569         cris_constant_index_p, cris_base_p, cris_index_p,
2570         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p,
2571         cris_legitimate_address_p): New functions.
2572         (TARGET_LEGITIMATE_ADDRESS_P): Define.
2573         (cris_pic_symbol_type, cris_valid_pic_const): Change arguments type
2574         from rtx to const_rtx.
2575         (cris_print_operand_address, cris_address_cost,
2576         cris_side_effect_mode_ok):  Use
2577         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
2578         cris_biap_index_p and cris_bdap_index_p.
2579         * config/cris/cris.h (CONSTANT_INDEX_P, BASE_P, BASE_OR_AUTOINCR_P,
2580         BDAP_INDEX_P, BIAP_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
2581         REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
2582         (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_R, EXTRA_CONSTRAINT_T): Use
2583         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
2584         cris_biap_index_p and cris_bdap_index_p.
2585         * config/cris/cris.md (moversideqi movemsideqi peephole2): Use
2586         cris_base_p.
2587         * config/cris/cris-protos.h (cris_constant_index_p, cris_base_p,
2588         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p): New
2589         prototype.
2590         (cris_pic_symbol_type, cris_valid_pic_const): Update prototype.
2591
2592 2011-10-21  Andi Kleen  <ak@linux.intel.com>
2593
2594         * ggc-page (PAGE_ALIGN): Add.
2595         (alloc_page, ggc_pch_total_size, ggc_pch_this_base, ggc_pch_read):
2596         Replace ROUND_UP with PAGE_ALIGN.
2597
2598 2011-10-20  Andi Kleen  <ak@linux.intel.com>
2599
2600         * ggc-page (alloc_anon): Add check argument.
2601         (alloc_page): Add fallback to 1 page allocation.
2602         Adjust alloc_anon calls to new argument.
2603
2604 2011-10-18  Andi Kleen  <ak@linux.intel.com>
2605
2606         * ggc-page (release_pages): First free large continuous
2607         chunks in the madvise path.
2608
2609 2011-10-18  Andi Kleen  <ak@linux.intel.com>
2610
2611         * ggc-page.c (alloc_pages): Always round up entry_size.
2612
2613 2011-10-19  Andi Kleen  <ak@linux.intel.com>
2614
2615         * Makefile.in (MOSTLYCLEANFILES): Add gcc-ar/nm/ranlib.
2616         (native): Add gcc-ar, gcc-nm, gcc-ranlib.
2617         (AR_LIBS, gcc-ar, gcc-ar.o, gcc-ranlib, gcc-ranlib.o,
2618         gcc-nm, gcc-nm.o, gcc-ranlib.c, gcc-nm.c): Add.
2619         (install): Depend on install-gcc-ar.
2620         (install-gcc-ar): Add.
2621         (uninstall): Uninstall gcc-ar, gcc-nm, gcc-ranlib.
2622         * gcc-ar.c: Add new file.
2623
2624 2011-10-28  Pat Haugen <pthaugen@us.ibm.com>
2625
2626         * config/rs6000/rs6000.md (define_attr "type"): Add vecdouble.
2627         * config/rs6000/vsx.md (VStype_simple, VStype_mul): Use vecdouble
2628         type for V2DF.
2629         (VStype_div): Use vector types for V2DF/V4SF.
2630         (VStype_sqrt): Use *sqrt types.
2631         (VS_spdp_type): Change type to vecdouble.
2632         (*vsx_fmav2df4, *vsx_nfmsv2df4, vsx_xvcvdpsxws, vsx_xvcvdpuxws,
2633         vsx_xvcvuxdsp, vsx_xvcvsxwdp, vsx_xvcvuxwdp, vsx_xvcvspsxds,
2634         vsx_xvcvspuxds): Likewise.
2635         (*vsx_fms<mode>4): Set type via <VStype_mul>.
2636         (*vsx_eq_<mode>_p, *vsx_gt_<mode>_p, *vsx_ge_<mode>_p): Set type via
2637         <VStype_simple>.
2638         * config/rs6000/power7.md (power7-vecstore): Correct VSU pipe.
2639         (power7-fpcompare, power7-sdiv, power7-ddiv, power7-sqrt,
2640         power7-dsqrt): Correct insn latency.
2641         (power7-vecsimple): Add veccmp type and correct dispatch/VSU values.
2642         (power7-veccmp): Delete.
2643         (power7-vecfloat): Correct latency/dispatch/VSU values.
2644         (define_bypass "power7-vecfloat"): Correct latency and types.
2645         (power7-veccomplex, power7-vecperm): Correct dispatch/VSU values.
2646         (power7-vecdouble, power7-vecfdiv, power7-vecdiv): New.
2647
2648 2011-10-28  Uros Bizjak  <ubizjak@gmail.com>
2649
2650         * config/i386/i386.md (shift_insn): Rename code attribute from
2651         shiftrt_insn.  Also handle ashift RTX.
2652         (shift): Rename code attribute from shiftrt.  Also handle ashift RTX.
2653         (vshift): New code attribute.
2654         (<shift_insn>*): Rename from <shiftrt_insn>*. Update asm templates.
2655         (any_lshift): Move and rename code iterator from ...
2656         * config/i386/sse.md (lshift): ... here.
2657         (lshift_insn): Remove code attribute.
2658         (lshift): Remove code attribute.
2659         (vlshr<mode>3): Use lshiftrt RTX.
2660         (vashr<mode>3, ashrv16qi3, ashrv2di3): Use ashiftrt RTX.
2661         (vashl<mode>3, ashlv16qi3): Use ashift RTX.
2662         (avx2_<lshift>v<mode>): Rename from avx2_<shift_insn>v<mode>.  Use
2663         any_lshift code iterator.  Update asm template.
2664         (<shift_insn><mode>3): Macroize insn from lshr<mode>3 and ashl<mode>3
2665         usign any_lshift code iterator.
2666         * config/i386/mmx.md (mmx_<shift_insn><mode>3): Macroize insn from
2667         mmx_lshr<mode>3 and mmx_ashl<mode>3 usign any_lshift code iterator.
2668         * config/i386/i386.c (bdesc_args) <__builtin_ia32_psll>: Update.
2669
2670 2011-10-28  Georg-Johann Lay  <avr@gjlay.de>
2671
2672         PR target/49313
2673         * config/avr/avr.md (parityhi2): Expand allowing pseudos.
2674         (*parityhi2): New pre-reload insn-and-split to map 16-bit parity
2675         to the libgcc insn.
2676         (*parityqihi2): Same for 8-bit parity.
2677
2678 2011-10-28  Julian Brown  <julian@codesourcery.com>
2679
2680         PR rtl-optimization/47918
2681         * reload1.c (set_initial_label_offsets): Use initial offsets
2682         for labels on the nonlocal_goto_handler_labels chain.
2683
2684 2011-10-28  Iain Sandoe  <iains@gcc.gnu.org>
2685
2686         * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
2687         Move darwin-fpsave.asm from here to ... LIB2FUNCS_EXTRA.
2688         (LIB2FUNCS_EXTRA):  Add darwin-gpsave.asm.
2689         (TARGET_LIBGCC2_CFLAGS): Ensure that fPIC and -pipe are inherited from
2690         config/t-darwin.
2691         * config/rs6000/darwin.h (FP_SAVE_INLINE): Adjust to enable.
2692         (GP_SAVE_INLINE): Likewise.
2693         (SAVE_FP_PREFIX,  SAVE_FP_SUFFIX, RESTORE_FP_PREFIX,
2694         RESTORE_FP_SUFFIX): Set to empty strings.
2695         * config/rs6000/rs6000.c (rs6000_savres_strategy): Implement for Darwin.
2696         (debug_stack_info): Print savres_strategy.
2697         (rs6000_savres_routine_name): Implement for Darwin.
2698         (rs6000_make_savres_rtx): Adjust used register for Darwin.
2699         (rs6000_emit_prologue): Implement out-of-line saves for Darwin.
2700         (rs6000_output_function_prologue): Don't emit .extern for Mach-O.
2701         (rs6000_emit_epilogue): Implement out-of-line saves for Darwin.
2702         * config/rs6000/darwin-gpsave.asm: New file.
2703
2704 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
2705
2706         * config/i386/sse.md (VI4SD_AVX2): Removed.
2707         (VI48_AVX2, VI128_128, VI48_128, VI48_256): New mode iterators.
2708         (vashl<mode>3): Use VI12_128 iterator instead of VI124_128.
2709         Add another expander using VI48_128 iterator for
2710         TARGET_AVX2 || TARGET_XOP and another using VI48_256 iterator
2711         for TARGET_AVX2.
2712         (vlshr<mode>3): Likewise.  Change register_operand predicate to
2713         nonimmediate_operand on last operand in the VI12_128 expander.
2714         (vashr<mode>3): Use VI128_128 iterator instead of VI124_128.
2715         (vashrv4si3, vashrv8si3): New expanders.
2716         (avx2_ashrvv8si, avx2_ashrvv4si, avx2_<lshift>vv8si,
2717         avx2_<lshift>vv2di): Removed.
2718         (avx2_ashrv<mode>): New insn with VI4_AVX2 iterator.
2719         (avx2_<lshift>v<mode>): Macroize using VI48_AVX2
2720         iterator.  Simplify pattern.
2721
2722 2010-10-28  Richard Guenther  <rguenther@suse.de>
2723
2724         PR driver/50876
2725         * lto-wrapper.c (get_options_from_collect_gcc_options):
2726         Properly count arguments.
2727         (run_gcc): Use an obstack to collect argv, properly separate
2728         switches and their arguments.
2729
2730 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
2731
2732         * tree-vect-stmts.c (vectorizable_shift): Give up if op1 has different
2733         vector mode from vectype's mode.
2734
2735 2011-10-28  Chung-Lin Tang  <cltang@codesourcery.com>
2736
2737         PR rtl-optimization/49720
2738         * simplify-rtx.c (simplify_relational_operation_1): Detect
2739         infinite recursion condition in "(eq/ne (plus x cst1) cst2)
2740         simplifies to (eq/ne x (cst2 - cst1))" case.
2741
2742 2011-10-27  David S. Miller  <davem@davemloft.net>
2743
2744         * config/sparc/sparc.md (snedi_special): Only match when not VIS3.
2745         (*snedi_zero): Likewise.
2746         (*snedi_zero_trunc): Likewise.
2747         (snedi_special_vis3): New expander.
2748         (*snedi_zero_vis3): New insn.
2749         (*snedi_zero_trunc_vis3): Likewise.
2750         (*sltu_insn_vis3): Likewise.
2751         (*sltu_insn_vis3_trunc): Likewise.
2752         (addxc): Likewise.
2753         (*addxc_trunc_sp64_vis3): Likewise.
2754         * config/sparc/sparc.c (emit_scc_insn): When VIS3 use the
2755         gen_snedi_special_vis3 expander, and try GTU/LTU addx based
2756         sequences on DImode values.
2757
2758         * config/sparc/sparc.md (64-bit vector moves): Use 'e' not 'f'
2759         constraint.
2760
2761         * regcprop.c (copyprop_hardreg_forward_1): Reject the
2762         transformation when we narrow the mode on big endian.
2763
2764 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
2765
2766         * config/i386/sse.md (avx_cvtpd2dq256_2, avx_cvttpd2dq256_2,
2767         vec_pack_sfix_trunc_v4df, vec_pack_sfix_v4df): New expanders.
2768         (*avx_cvtpd2dq256_2, *avx_cvttpd2dq256_2): New insns.
2769
2770         * config/i386/i386.c (ix86_print_operand): Handle 'q' and 'x'
2771         overrides for -masm=intel memory.
2772         * config/i386/sse.md (sse2_cvtdq2pd, sse2_cvtps2pd,
2773         sse4_1_<code>v8qiv8hi2, avx2_<code>v8qiv8si2,
2774         sse4_1_<code>v4hiv4si2, avx2_<code>v4hiv4di2,
2775         sse4_1_<code>v2siv2di2): Use %q1 instead of %1 for -masm=intel.
2776         (sse4_1_<code>v4qiv4si2, avx2_<code>v4qiv4di2,
2777         sse4_1_<code>v2hiv2di2): Use %k1 instead of %1 for -masm=intel.
2778         (sse4_1_<code>v2qiv2di2): Use %w1 instead of %1 for -masm=intel.
2779
2780 2011-10-27  Martin Jambor  <mjambor@suse.cz>
2781
2782         * ipa-prop.c (compute_pass_through_member_ptrs): Rename parm_info
2783         to parm_ainfo.
2784         (ipa_compute_jump_functions_for_edge): Likewise.
2785         (ipa_compute_jump_functions): Likewise.
2786         (ipa_analyze_indirect_call_uses): Likewise.
2787         (ipa_analyze_call_uses): Likewise.
2788         (ipa_analyze_params_uses): Likewise.
2789         (ipa_analyze_node): Likewise.
2790
2791 2011-10-27  Uros Bizjak  <ubizjak@gmail.com>
2792
2793         PR target/50875
2794         * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
2795         constraints.  Change alternative 1 to "x,m,1".
2796
2797 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
2798
2799         * Makefile.in (build/gencheck.o): Depend on tree.def and
2800         c-family/c-common.def.
2801
2802         * tree-ssa-strlen.c: Include expr.h.
2803         (get_stridx): Don't use c_strlen, instead use string_constant
2804         and compute string length from it.
2805         * Makefile.in (tree-ssa-strlen.o): Depend on $(EXPR_H).
2806
2807 2011-10-27  Eric Botcazou  <ebotcazou@adacore.com>
2808
2809         PR rtl-optimization/46603
2810         PR bootstrap/50879
2811         * reload.c (push_reload): In the out case, restore previous behavior
2812         for subregs that don't have word mode.
2813
2814 2011-10-27  Ian Lance Taylor  <iant@google.com>
2815
2816         * cppdefault.c: Undef NATIVE_SYSTEM_HEADER_DIR if
2817         CROSS_DIRECTORY_STRUCTURE is defined and TARGET_SYSTEM_ROOT is not.
2818         (cpp_include_defaults): Only use NATIVE_SYSTEM_HEADER_DIR if it is
2819         defined.
2820
2821 2011-10-27  Richard Henderson  <rth@redhat.com>
2822
2823         * optabs.c (expand_vec_perm): Use the correct mode for scaling the
2824         selector.  Save the qimode constant selector for later use by the
2825         qimode vec_perm pattern.
2826
2827 2011-10-27  Bernd Schmidt  <bernds@codesourcery.com>
2828
2829         * config/c6x/c6x.c (unit_req_imbalance, res_mii): Cast the first arg
2830         to unit_req_factor to the right enum type.
2831         (get_unit_operand_masks, reshuffle_units, try_rename_operands,
2832         hwloop_optimize): Remove unused variables.
2833
2834 2010-10-27  Richard Guenther  <rguenther@suse.de>
2835
2836         PR middle-end/50731
2837         * tree-vect-generic.c (do_binop): Handle scalar operands.
2838
2839 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
2840
2841         PR target/37191
2842         * config/i386/sse.md (*vec_extract_v4sf_mem): Avoid combining registers
2843         from different units in a single alternative.
2844
2845 2011-10-26  David S. Miller  <davem@davemloft.net>
2846
2847         * config/sparc/sparc.c (emit_scc_insn): Force attempt of v9 sequences
2848         if we're comparing DImode and comparison is other than EQ or NE.
2849
2850         * config/sparc/sparc.c (emit_scc_insn): Do not try v9 sequences until
2851         LEU/LTU/GEU/GTU is attempted.
2852         * config/sparc/sparc.md (*neg_snesi_sign_extend): New 64-bit insn
2853         and split.
2854         (*neg_seqsi_sign_extend): Likewise.
2855         (*sltu_extend_sp64, *neg_sltu_extend_sp64, *sgeu_extend_sp64,
2856         *neg_sgeu_extend_sp64): New insns.
2857
2858         * config/sparc/sparc-protos.h (sparc_expand_conditional_move): Declare.
2859         * config/sparc/sparc.md (mov<I:mode>cc, mov<F:mode>cc): Call it.
2860         (*mov<I:mode>_cc_v9): Normalize to expect operand 0 always in operand 4.
2861         (*mov<I:mode>_cc_reg_sp64): Likewise.
2862         (*movsf_cc_v9): Likewise.
2863         (*movsf_cc_reg_sp64): Likewise.
2864         (*movdf_cc_v9): Likewise.
2865         (*movdf_cc_reg_sp64): Likewise.
2866         (*movtf_cc_hq_v9): Likewise.
2867         (*movtf_cc_reg_hq_sp64): Likewise.
2868         (*movtf_cc_v9): Likewise.
2869         (*movtf_cc_reg_sp64): Likewise.
2870         * config/sparc/sparc.c (sparc_expand_conditional_move): New function.
2871         (sparc_print_operand): Delete 'c' and 'd' handling, no longer used.
2872
2873 2011-10-26  Eric Botcazou  <ebotcazou@adacore.com>
2874
2875         * reload.c (reload_inner_reg_of_subreg): Change type of return value
2876         and type of OUTPUT parameter to bool and adjust.  Document MODE and
2877         OUTPUT parameters.  Use HARD_REGISTER_P.  Reorder final condition
2878         and improve associated comment.
2879         (push_reload): Clarify and update comments about reloading of subregs.
2880         Adjust calls to reload_inner_reg_of_subreg.  Compute the class upfront
2881         for the reloading of subregs in the out case as well.
2882
2883 2011-10-26  Alexandre Oliva  <aoliva@redhat.com>
2884
2885         PR debug/50826
2886         * var-tracking.c (rtx_debug_expr_p): New.
2887         (use_type): Don't use debug exprs to track non-VTA variables.
2888
2889 2011-10-26  Jeff Law  <law@redhat.com>
2890
2891         * doc/invoke.texi (sink-frequency-threshold): Document.
2892         * tree-ssa-sink.c: Include params.h.
2893         (select_best_block): New function.
2894         (statement_sink_location): Use it.
2895         * params.def (SINK_FREQUENCY_THRESHOLD): New PARAM.
2896
2897 2011-10-26  Iain Sandoe  <iains@gcc.gnu.org>
2898
2899         PR target/48108
2900         * config/darwin.c (top level): Amend comments concerning LTO output.
2901         (lto_section_num): New variable.  (darwin_lto_section_e): New GTY.
2902         (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
2903         (LTO_NAMES_SECTION): Rename.
2904         (darwin_asm_named_section): Record LTO section counts and switches
2905         in a vec of darwin_lto_section_e.
2906         (darwin_file_start): Remove unused code.
2907         (darwin_file_end): Put an LTO section termination label.  Handle
2908         output of the wrapped LTO sections, index and names table.
2909
2910 2011-10-26  Alan Modra  <amodra@gmail.com>
2911
2912         * config/rs6000/rs6000.c (rs6000_make_savres_rtx): Delete unneeded
2913         declaration.
2914         (rs6000_emit_stack_reset): Only return insn emitted when it adjusts sp.
2915         (rs6000_make_savres_rtx): Rename to rs6000_emit_savres_rtx.  Use
2916         simple_return in pattern, emit instruction, and set jump_label.
2917         (rs6000_emit_prologue): Update for rs6000_emit_savres_rtx.  Use
2918         simple_return rather than return.
2919         (emit_cfa_restores): New function.
2920         (rs6000_emit_epilogue): Emit cfa_restores when flag_shrink_wrap.
2921         Add missing cfa_restores for SAVE_WORLD.  Add missing LR cfa_restore
2922         when using out-of-line gpr restore.  Add missing LR and FP regs
2923         cfa_restores for out-of-line fpr restore.  Consolidate code setting
2924         up cfa_restores.  Formatting.  Use LR_REGNO define.
2925         (rs6000_output_mi_thunk): Use simple_return rather than return.
2926         * config/rs6000/rs6000.md (sibcall*, sibcall_value*): Likewise.
2927         (return_internal*): Likewise.
2928         (any_return, return_pred, return_str): New iterators.
2929         (return, conditional return insns): Provide both return and
2930         simple_return variants.
2931         * config/rs6000/rs6000.h (EARLY_R12, LATE_R12): Define.
2932         (REG_ALLOC_ORDER): Move r12 before call-saved regs when FIXED_R13.
2933         Move r11 and r0 later to suit shrink-wrapping.
2934
2935 2011-10-26  Richard Guenther  <rguenther@suse.de>
2936
2937         * lto-wrapper.c (run_gcc): Properly init/free obstack.
2938
2939 2011-10-26  Jakub Jelinek  <jakub@redhat.com>
2940
2941         * config/i386/i386.md (UNSPEC_VSIBADDR): New.
2942         * config/i386/predicates.md (vsib_address_operand,
2943         vsib_mem_operator): New predicates.
2944         * config/i386/i386.c (ix86_print_operand_address): Handle
2945         UNSPEC_VSIBADDR addresses.
2946         * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>,
2947         avx2_gatherdi<mode>256): Adjust expanders to use MEM with
2948         UNSPEC_VSIBADDR address.
2949         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>, *avx2_gatherdi<mode>256):
2950         Adjust insns to use MEM with UNSPEC_VSIBADDR address.
2951
2952 2011-10-26  Tom de Vries  <tom@codesourcery.com>
2953
2954         PR tree-optimization/50763
2955         * tree-ssa-tail-merge.c (replace_block_by): Update vops if phi_vuse1 or
2956         phi_vuse2 is NULL_TREE only if bb1 dominates or is dominated by bb2.
2957
2958 2011-10-26  Richard Guenther  <rguenther@suse.de>
2959
2960         PR lto/41844
2961         * Makefile.in (lto-wrapper): Depend on and link against opts-common.o.
2962         (lto-wrapper.o): Depend on $(OPTS_H) and $(OPTIONS_H).
2963         * lto-wrapper.c (get_options_from_collect_gcc_options): New function.
2964         (run_gcc): Use it.  Filter out language specific options.
2965
2966 2011-10-26  Andreas Tobler  <andreast@fgznet.ch>
2967
2968         * config/i386/freebsd64.h (LINK_SPEC): Emit the same warning as the
2969         32-bit target does.
2970
2971 2011-10-25  Paolo Carlini  <paolo.carlini@oracle.com>
2972
2973         PR driver/46617
2974         * gcc.c (main): Fix fatal_error string for translation.
2975
2976 2011-10-25  Ian Lance Taylor  <iant@google.com>
2977
2978         * tree-eh.c (do_return_redirection): Remove return_value_p
2979         parameter.  Change all callers.
2980         (lower_try_finally_nofallthru): Remove local return_val.
2981         (lower_try_finally_onedest): Likewise.
2982         (lower_try_finally_copy): Likewise.
2983         (lower_try_finally_switch): Likewise.
2984
2985 2011-10-25  H.J. Lu  <hongjiu.lu@intel.com>
2986
2987         * config/i386/mmx.md (*mmx_maskmovq): Replace :SI with :P and
2988         remove "&& !TARGET_64BIT"
2989         (*mmx_maskmovq_rex): Removed.
2990
2991 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2992
2993         PR rtl-optimization/46603
2994         * reload.c (push_reload): In the out case, reload the subreg as well
2995         as the reg if it has word mode.
2996
2997 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2998
2999         * dwarf2out.c (add_gnat_descriptive_type_attribute): Temporarily
3000         suppress debug info for the parent type.
3001
3002 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
3003
3004         * config/ia64/ia64.c (ia64_profile_hook): Fix thinko.
3005
3006 2011-10-25  Richard Henderson  <rth@redhat.com>
3007
3008         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Remove.
3009         (vec_extract_even<mode>, vec_extract_odd<mode>): Remove.
3010
3011         * config/rs6000/altivec.md (vec_extract_evenv8hi,
3012         vec_extract_evenv16qi, vec_extract_oddv4si,
3013         vec_extract_oddv4sf): Remove.
3014
3015         * config/spu/spu.md (vec_extract_evenv4si, vec_extract_evenv4sf,
3016         vec_extract_evenv8hi, vec_extract_evenv16qi, vec_extract_oddv4si,
3017         vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3018         vec_interleave_highv4sf, vec_interleave_lowv4sf,
3019         vec_interleave_highv4si, vec_interleave_lowv4si,
3020         vec_interleave_highv8hi, vec_interleave_lowv8hi,
3021         vec_interleave_highv16qi, vec_interleave_lowv16qi): Remove.
3022
3023         * expr.c (expand_expr_real_2) [VEC_EXTRACT_EVEN_EXPR]: Use binop.
3024         [VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR]: Likewise.
3025         [VEC_INTERLEAVE_LOW_EXPR]: Likewise.
3026         * optabs.c (expand_binop): Implement vec_interleave_high_optab,
3027         vec_interleave_low_optab, vec_extract_even_optab,
3028         vec_extract_odd_optab with expand_vec_perm.
3029         (can_vec_perm_for_code_p): New.
3030         * optabs.h: Update.
3031         * tree-vect-data-refs.c (vect_strided_store_supported): Allow for
3032         fallback via can_vec_perm_for_code_p.
3033         (vect_strided_load_supported): Likewise.
3034         * tree-vect-generic.c (expand_vector_operations_1): Never lower
3035         VEC_INTERLEAVE_HIGH_EXPR, VEC_INTERLEAVE_LOW_EXPR,
3036         VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR.
3037
3038         * target.def (vec_perm_const_ok): Change parameters to mode and
3039         array of indicies.
3040         * doc/tm.texi: Rebuild.
3041         * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
3042         parameters to mode and array of indicies.
3043         * expr.c (expand_expr_real_2) [VEC_PERM_EXPR]: Expand operands here.
3044         * optabs.c (can_vec_perm_p): Rename from can_vec_perm_expr_p.
3045         Change parameters to mode and array of indicies.
3046         (expand_vec_perm_1): Rename from expand_vec_perm_expr_1.
3047         (expand_vec_perm): Rename from expand_vec_perm_expr.  Change
3048         parameters to mode and rtx inputs.  Try lowering to QImode
3049         vec_perm_const before trying fully variable permutation.
3050         * optabs.h: Update decls.
3051         * tree-vect-generic.c (lower_vec_perm): Extract array of indices from
3052         VECTOR_CST to pass to can_vec_perm_p.
3053         * tree-vect-slp.c (vect_get_mask_element): Change mask parameter type
3054         from int pointer to unsigned char pointer.
3055         (vect_transform_slp_perm_load): Update for change to can_vec_perm_p.
3056         * tree-vect-stmts.c (perm_mask_for_reverse): Likewise.
3057
3058         * tree.def (VEC_EXTRACT_EVEN_EXPR): Fix typo in text name.
3059         (VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3060         VEC_INTERLEAVE_LOW_EXPR): Likewise.
3061
3062 2011-10-25  Mike Stump  <mikestump@comcast.net>
3063
3064         * reload.c (regno_clobbered_p): Fix typo.
3065
3066 2011-10-25  Dodji Seketeli  <dodji@redhat.com>
3067
3068         * input.c (expand_location): Rewrite using linemap_resolve_location
3069         and linemap_expand_location.  Add a comment.
3070
3071 2011-10-25  Jakub Jelinek  <jakub@redhat.com>
3072
3073         PR tree-optimization/50596
3074         * tree-vect-stmts.c (vect_mark_relevant): Only use
3075         FOR_EACH_IMM_USE_FAST if lhs is SSA_NAME.
3076         (vectorizable_store): If is_pattern_stmt_p look through
3077         VIEW_CONVERT_EXPR on lhs.
3078         * tree-vect-patterns.c (check_bool_pattern, adjust_bool_pattern):
3079         Use unsigned type instead of signed.
3080         (vect_recog_bool_pattern): Optimize also stores into bool memory in
3081         addition to casts from bool to integral types.
3082         (vect_mark_pattern_stmts): If pattern_stmt already has vinfo
3083         created, don't create it again.
3084
3085 2011-10-25  Kai Tietz  <ktietz@redhat.com>
3086
3087         * config/i386/i386.c (ix86_frame_pointer_required): Require
3088         frame-pointer, if setjmp is used for 32-bit ms-abi.
3089
3090 2011-10-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
3091
3092         * builtins.c (set_builtin_user_assembler_name): Remove extra
3093         newline added in October 11th, 2011 change.
3094
3095 2011-10-24  David S. Miller  <davem@davemloft.net>
3096
3097         * config/sparc/little-endian.opt: Delete.
3098         * config.gcc: Remove references to config/sparc/little-endian.opt
3099         * doc/invoke.texi: Remove documentation of -mlittl-endian on sparc.
3100         * config/sparc/linux64.h: Delete references to -mlittle-endian.
3101         * config/sparc/netbsd-elf.h: Likewise.
3102         * config/sparc/openbsd64.h: Likewise.
3103         * config/sparc/sparc.h: Likewise.
3104         * config/sparc/sp64-elf.h: Likewise and delete overrides for
3105         BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
3106         * config/sparc/sparc.c (dump_target_flag_bits): Remove reference
3107         to MASK_LITTLE_ENDIAN.
3108         * config/sparc/sparc.opt (Mask(LITTLE_ENDIAN)): Delete.
3109
3110         * config/sparc/sparc.md: Only use F, G, and C constraints in FP insns.
3111         Only use D, Y, and Z constraints in vector insns.
3112
3113         * config/sparc/sparc.md (cpu_feature, enabled): New attributes.
3114         (*movsi_insn_novis3, *movsi_insn_vis3): Consolidate into one pattern
3115         called *movsi_insn.
3116         (*movdi_insn_sp32_v9_novis3, *movdi_insn_sp32_v9_vis3): Consolidate
3117         into *movdi_insn_sp32.
3118         (*movdi_insn_sp64_novis3, *movdi_insn_sp64_vis3): Consolidate into
3119         one pattern called *movdi_insn_sp64.
3120         (*movsf_insn_novis3, *movsf_insn_vis3, *movsf_insn_no_fpu):
3121         Consolidate into one pattern called *movsf_insn.
3122         (*movdf_insn_sp32_no_fpu, *movdf_insn_sp32_v9_novis3,
3123         *movdf_insn_sp32_v9_vis3, *movdf_insn_sp32_v9_no_fpu): Consolidate
3124         into *movdf_insn_sp32.
3125         (*movdf_insn_sp64_novis3, *movdf_insn_sp64_vis3,
3126         *movdf_insn_sp64_no_fpu): Consolidate into one pattern called
3127         *movdf_insn_sp64.
3128         (*zero_extendsidi2_insn_sp64_novis3,
3129         *zero_extendsidi2_insn_sp64_vis3): Consolidate into one pattern
3130         called *zero_extendsidi2_insn_sp64.
3131         (*sign_extendsidi2_insn_novis3, *sign_extendsidi2_insn_vis3):
3132         Consolidate into one pattern named *sign_extendsidi2_insn.
3133         (*mov<VM32:mode>_insn_novis3, *mov<VM32:mode>_insn_vis3):
3134         Consolidate into one pattern named *mov<VM32:mode>_insn.
3135         (*mov<VM64:mode>_insn_sp64_novis3,
3136         *mov<VM64:mode>_insn_sp64_novis3): Consolidate into one pattern
3137         named *mov<VM64:mode>_insn_sp64.
3138         (*mov<VM64:mode>_insn_sp32_novis3,
3139         *mov<VM64:mode>_insn_sp32_vis3): Consolidate into one pattern
3140         named *mov<VM64:mode>_insn_sp32.
3141
3142 2011-10-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3143
3144         * tree-ssa-strlen.c (get_string_length): Change assertion to STPCPY.
3145         (zero_length_string): Change assertion to accept strinfo without
3146         length but with stmt instead.
3147         Set the endptr pointer also if starting a new chain.
3148         (adjust_related_strinfos): Ignore strinfos marked for delayed
3149         length computation.
3150         (handle_builtin_strcpy): Mark earlier strinfo elements also for
3151         delayed length computation.
3152
3153 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
3154
3155         PR target/50820
3156         Port from 4.6 branch r180379
3157         * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
3158         handling and indirect jump/calls on devices > 128k.
3159
3160 2011-10-24  Anatoly Sokolov  <aesok@post.ru>
3161             Georg-Johann Lay  <avr@gjlay.de>
3162
3163         PR target/49824
3164         * doc/extend.texi (Declaring Attributes of Functions):
3165         Document OS_main and OS_task attributes.
3166         (Specifying Attributes of Variables): Move up
3167         subsection "AVR Variable Attributes" as of alphabetical order.
3168
3169 2011-10-24  Richard Guenther  <rguenther@suse.de>
3170
3171         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Convert constants
3172         to vector element type.
3173         (vectorizable_assignment): Bail out for non-mode-precision operations.
3174         (vectorizable_shift): Likewise.
3175         (vectorizable_operation): Likewise.
3176         (vectorizable_type_demotion): Likewise.
3177         (vectorizable_type_promotion): Likewise.
3178         (vectorizable_store): Handle non-mode-precision stores.
3179         (vectorizable_load): Handle non-mode-precision loads.
3180         (get_vectype_for_scalar_type_and_size): Return a vector type
3181         for non-mode-precision integers.
3182         * tree-vect-loop.c (vectorizable_reduction): Bail out for
3183         non-mode-precision reductions.
3184
3185 2011-10-24  Julian Brown  <julian@codesourcery.com>
3186
3187         * config/m68k/m68k.c (notice_update_cc): Tighten condition for
3188         setting CC_REVERSED for FP comparisons.
3189
3190 2011-10-24  Richard Guenther  <rguenther@suse.de>
3191
3192         PR tree-optimization/50838
3193         * tree-data-ref.c (dr_analyze_indices): Properly canonicalize
3194         a MEM_REF base if we change it.
3195
3196 2011-10-24  Bernd Schmidt  <bernds@codesourcery.com>
3197
3198         PR bootstrap/50836
3199         * rtlanal.c: Swap includes of "hard-reg-set.h" and "rtl.h".
3200
3201         PR rtl-optimization/50833
3202         * function.c (thread_prologue_and_epilogue_insns): Expect the
3203         return insn optimization only if optimize.
3204
3205 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
3206
3207         * config/avr/avr.c: Break long lines.
3208         Define target hooks on the fly if applicable.
3209         (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove first definition
3210         overridden later.
3211         (targetm): Move definition to end of file.
3212         (avr_can_eliminate): Make static on the fly.
3213         (avr_frame_pointer_required_p): Ditto.
3214         (avr_hard_regno_scratch_ok): Ditto.
3215         (avr_builtin_setjmp_frame_value): Make static on the fly.
3216         Indent according to coding rules.
3217         (avr_case_values_threshold): Ditto.
3218         (avr_attribute_table): Move down.
3219
3220 2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
3221
3222         PR tree-optimization/50730
3223         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
3224         analysis if encountered unsupported data-ref.
3225
3226 2011-10-23  David S. Miller  <davem@davemloft.net>
3227
3228         * config/sparc/sparc.c (sparc_option_override): Remove -mv8plus
3229         cpu adjustment.
3230         * config/sparc/linux64.h (CC1_SPEC): When defaulting to 64-bit,
3231         append -mcpu=v9 when -mv8plus is given.
3232
3233         * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): We can move
3234         between float and non-float regs when VIS3.
3235         * config/sparc/sparc.c (eligible_for_restore_insn): We can't
3236         use a restore when the source is a float register.
3237         (sparc_split_regreg_legitimate): When VIS3 allow moves between
3238         float and integer regs.
3239         (sparc_register_move_cost): Adjust to account for VIS3 moves.
3240         (sparc_preferred_reload_class): On 32-bit with VIS3 when moving an
3241         integer reg to a class containing EXTRA_FP_REGS, constrain to FP_REGS.
3242         (sparc_secondary_reload): On 32-bit with VIS3 when moving between
3243         float and integer regs we sometimes need a FP_REGS class
3244         intermediate move to satisfy the reload.  When this happens
3245         specify an extra cost of 2.
3246         (*movsi_insn): Rename to have "_novis3" suffix and add !VIS3 guard.
3247         (*movdi_insn_sp32_v9): Likewise.
3248         (*movdi_insn_sp64): Likewise.
3249         (*movsf_insn): Likewise.
3250         (*movdf_insn_sp32_v9): Likewise.
3251         (*movdf_insn_sp64): Likewise.
3252         (*zero_extendsidi2_insn_sp64): Likewise.
3253         (*sign_extendsidi2_insn): Likewise.
3254         (*movsi_insn_vis3): New insn.
3255         (*movdi_insn_sp32_v9_vis3): New insn.
3256         (*movdi_insn_sp64_vis3): New insn.
3257         (*movsf_insn_vis3): New insn.
3258         (*movdf_insn_sp32_v9_vis3): New insn.
3259         (*movdf_insn_sp64_vis3): New insn.
3260         (*zero_extendsidi2_insn_sp64_vis3): New insn.
3261         (*sign_extendsidi2_insn_vis3): New insn.
3262         (TFmode reg/reg split): Make sure both REG operands are float.
3263         (*mov<VM32:mode>_insn): Add "_novis3" suffix and !VIS3 guard. Remove
3264         easy constant to integer reg alternatives.
3265         (*mov<VM64:mode>_insn_sp64): Likewise.
3266         (*mov<VM64:mode>_insn_sp32_novis3): Likewise.
3267         (*mov<VM32:mode>_insn_vis3): New insn.
3268         (*mov<VM64:mode>_insn_sp64_vis3): New insn.
3269         (*mov<VM64:mode>_insn_sp32_vis3): New insn.
3270         (VM64 reg<-->reg split): New splitter for 32-bit.
3271
3272         * config/sparc/sparc.c (sparc_split_regreg_legitimate): New function.
3273         * config/sparc/sparc-protos.h (sparc_split_regreg_legitimate):
3274         Declare it.
3275         * config/sparc/sparc.md (DImode reg/reg split): Use it.
3276         (DFmode reg/reg split): Likewise.
3277
3278         * config/sparc/sparc.md (*movdi_insn_sp32_v9): Add alternatives for
3279         generating fzero and fone instructions.
3280         (DImode const_int --> reg splitter): Only trigger for integer regs.
3281
3282         * config/sparc/predicates.md (input_operand): Disallow vector
3283         constants other than 0 and -1.
3284         * config/sparc/sparc.c (sparc_preferred_reload_class): Return
3285         NO_REGS for vector constants other than 0 and -1.
3286
3287         * config/sparc/sparc.h (SPARC_FIRST_INT_REG, SPARC_LAST_INT_REG,
3288         SPARC_INT_REG_P): Define.
3289         (HARD_REGNO_NREGS): Use SPARC_INT_REG_P.
3290         (REGNO_OK_FOR_INDEX_P): Likewise.
3291         * config/sparc/sparc.c (gen_df_reg): Likewise.
3292         (eligible_for_return_delay): Likewise.
3293         (eligible_for_sibcall_delay): Likewise.
3294         (sparc_legitimate_address_p): Likewise.
3295         (emit_save_or_restore_regs): Likewise.
3296         (registers_ok_for_ldd_peep): Likewise.
3297         * config/spac/sparc.md (DI mode splitters): Likewise.
3298         (SF mode const splitters): Likewise.
3299         (DF mode splitters): Likewise.
3300         (32-bit DI mode logical op splitters): Likewise.
3301
3302 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
3303
3304         PR c++/50841
3305         Revert:
3306         2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
3307
3308         PR c++/50810
3309         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
3310
3311 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
3312
3313         * config/i386/sse.md (avx2_lshl<mode>3): Remove insn pattern.
3314         (VI248_256): Remove mode iterator.
3315         * config/i386/i386.c (ix86_expand_vec_perm): Use gen_ashlv4di3
3316         instead of gen_avx2_lshlv4di3.
3317         (bdesc_args): Use CODE_FOR_ashl{v16hi,v8si,v4di}3 instead of
3318         CODE_FOR_avx2_lshl{v16hi,v8si,v4di}3.
3319
3320 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
3321
3322         * config/i386/sse.md (sseintprefix): Rename from gthrfirstp.
3323         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>): Delete expander.
3324         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>) Merge insn
3325         pattern from *avx2_maskload<ssemodesuffix><avxsizesuffix> and
3326         *avx_maskload<ssemodesuffix><avxsizesuffix> using V48_AVX mode
3327         iterator.  Use sseintprefix mode attribute.
3328         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Delete expander.
3329         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>) Merge insn
3330         pattern from *avx2_maskstore<ssemodesuffix><avxsizesuffix> and
3331         *avx_maskstore<ssemodesuffix><avxsizesuffix> using V48_AVX mode
3332         iterator.  Use sseintprefix mode attribute.
3333         (*avx2_gathersi<mode>) Use sseintprefix and ssemodesuffix mode
3334         attributes.
3335         (*avx2_gatherdi<mode>): Ditto.
3336         (*avx2_gatherdi<mode>256): Ditto.
3337         (VI48_AVX2): Remove mode iterator.
3338         (gthrlastfp): Remove mode attribute.
3339
3340 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
3341
3342         PR c++/50810
3343         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
3344
3345 2011-10-23  Tom de Vries  <tom@codesourcery.com>
3346
3347         PR tree-optimization/50763
3348         * tree-ssa-tail-merge.c (same_succ_flush_bb): New function, factored
3349         out of ...
3350         (same_succ_flush_bbs): Use same_succ_flush_bb.
3351         (purge_bbs): Remove argument.  Remove calls to same_succ_flush_bbs,
3352         release_last_vdef and delete_basic_block.
3353         (unlink_virtual_phi): New function.
3354         (update_vuses): Add and use vuse1_phi_args argument.  Set var to
3355         SSA_NAME_VAR of vuse1 or vuse2, and use var.  Handle case that
3356         def_stmt2 is NULL.  Use phi result as phi arg in case vuse1 or vuse2
3357         is NULL_TREE.  Replace uses of vuse1 if vuse2 is NULL_TREE.  Fix code
3358         to limit replacement of uses.  Propagate phi argument for phis with a
3359         single argument.
3360         (replace_block_by): Update vops if phi_vuse1 or phi_vuse2 is NULL_TREE.
3361         Set vuse1_phi_args if vuse1 is a phi defined in bb1.  Add
3362         vuse1_phi_args as argument to call to update_vuses.  Call
3363         release_last_vdef, same_succ_flush_bb, delete_basic_block.  Update
3364         CDI_DOMINATORS info.
3365         (tail_merge_optimize): Remove argument in call to purge_bbs.  Remove
3366         call to free_dominance_info.  Only call calculate_dominance_info once.
3367
3368 2011-10-23  Eric Botcazou  <ebotcazou@adacore.com>
3369
3370         * fold-const.c (invert_tree_comparison): Always invert EQ_EXPR/NE_EXPR.
3371
3372         PR tree-optimization/44683
3373         * tree-ssa-dom.c (record_edge_info): Record simple equivalences only if
3374         we can be sure that there are no signed zeros involved.
3375
3376 2011-10-23  Jan Hubicka  <jh@suse.cz>
3377
3378         * ipa-inline.c (estimate_badness): Scale up and handle overflows.
3379
3380 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
3381
3382         PR target/50788
3383         * config/i386/sse.md (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>):
3384         Remove (match_dup 0).
3385         (*avx2_maskload<ssemodesuffix><avxsizesuffix>): New insn pattern.
3386         (*avx_maskload<ssemodesuffix><avxsizesuffix>): Ditto.
3387         (*avx2_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
3388         (*avx_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
3389         (*avx2_maskmov<ssemodesuffix><avxsizesuffix>): Remove insn pattern.
3390         (*avx_maskmov<ssemodesuffix><avxsizesuffix>): Ditto.
3391
3392 2011-10-23  Ira Rosen  <ira.rosen@linaro.org>
3393
3394         PR tree-optimization/50819
3395         * tree-vectorizer.h (vect_analyze_data_ref_dependences): Remove
3396         the last argument.
3397         * tree-vect-loop.c (vect_analyze_loop_2): Update call to
3398         vect_analyze_data_ref_dependences.
3399         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Remove
3400         the last argument.  Check load-after-store dependence for unknown
3401         dependencies in basic blocks.
3402         (vect_analyze_data_ref_dependences): Update call to
3403         vect_analyze_data_ref_dependences.
3404         * tree-vect-patterns.c (vect_recog_widen_shift_pattern): Fix typo.
3405         * tree-vect-slp.c (vect_bb_vectorizable_with_dependencies): Remove.
3406         (vect_slp_analyze_bb_1): Update call to
3407         vect_analyze_data_ref_dependences.  Don't call
3408         vect_bb_vectorizable_with_dependencies.
3409
3410 2011-10-22  David S. Miller  <davem@davemloft.net>
3411
3412         * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS,
3413         SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3414         * config/sparc/sparc.c (TARGET_SECONDARY_RELOAD): Redefine.
3415         (sparc_secondary_reload): New function.
3416
3417         * config/sparc/sparc.h (sparc_costs): Remove extern decl.
3418         (struct processor_costs): Move from here..
3419         * config/sparc/sparc.c (struct processor_costs): To here.
3420         (sparc_costs): Mark static.
3421
3422         * config/sparc/sparc.c (short_branch, reg_unused_after): Delete.
3423         * config/sparc/sparc-protos.h (short_branch, reg_unused_after):
3424         Get rid of declarations.
3425
3426 2011-10-21  Paul Brook  <paul@codesourcery.com>
3427
3428         * config/c6x/c6x.c (c6x_asm_emit_except_personality,
3429         c6x_asm_init_sections): New functions.
3430         (TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS): Define.
3431
3432 2011-10-21  Jakub Jelinek  <jakub@redhat.com>
3433
3434         PR target/50813
3435         * config/i386/i386.c (expand_vec_perm_even_odd_1): Handle
3436         V4DImode and V8SImode for !TARGET_AVX2.
3437
3438 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
3439
3440         PR bootstrap/50825
3441         * sched-deps.c (add_dependence): If not doing predication, promote
3442         REG_DEP_CONTROL to REG_DEP_ANTI.
3443
3444 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
3445
3446         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Pass address of X
3447         instead of X to avr_legitimize_reload_address.
3448         * config/avr/avr-protos.h (avr_legitimize_reload_address): Change
3449         first argument's type from rtx to rtx*.
3450         * config/avr/avr.c (avr_legitimize_reload_address): Ditto.
3451         Pass PX to push_reload instead of &X.  Change log messages for
3452         better distinction.
3453
3454 2011-10-21  Roland Stigge  <stigge@antcom.de>
3455
3456         PR translation/47064
3457         * params.def: Fix typo "compilatoin" -> "compilation".
3458
3459 2011-10-21  H.J. Lu  <hongjiu.lu@intel.com>
3460             Kirill Yukhin  <kirill.yukhin@intel.com>
3461
3462         PR target/50740
3463         * config/i386/driver-i386.c (host_detect_local_cpu): Do cpuid 7 only
3464         if max_level allows that.
3465
3466 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
3467
3468         * reg-notes.def (DEP_CONTROL): New.
3469         * sched-ebb.c (add_deps_for_risky_insns): Add a REG_DEP_CONTROL when
3470         not doing speculation.
3471         * rtlanal.c (record_hard_reg_sets, find_all_hard_reg_sets,
3472         record_hard_reg_uses_1, record_hard_reg_uses): New functions.
3473         * function.c (record_hard_reg_sets, record_hard_reg_uses,
3474         record_hard_reg_uses_1): Remove; move to rtlanal.c.
3475         * lists.c (copy_INSN_LIST, concat_INSN_LIST): New functions.
3476         * haifa-sched.c: Swap includes of "rtl.h" and "hard-reg-set.h".
3477         (MUST_RECOMPUTE_SPEC_P): New macro.
3478         (real_insn_for_shadow): New function.
3479         (cond_clobbered_p, recompute_todo_spec, check_clobbered_conditions,
3480         toggle_cancelled_flags): New static functions.
3481         (schedule_insn): Relax an assert to only check for empty hard back
3482         dependencies.  Skip cancelled dependencies.  Call
3483         check_clobbered_conditions.
3484         (copy_insn_list): Remove function, renamed moved to lists.c.
3485         (save_backtrack_point): Use new spelling copy_INSN_LIST.
3486         (unschedule_insns_until): Ensure TODO_SPEC is reset properly.
3487         (restore_last_backtrack_point): Likewise.  Call toggle_cancelled_flags.
3488         (estimate_insn_tick): Ignore cancelled dependencies.
3489         (haifa_speculate_insn): Move declaration.
3490         (try_ready): Move code into recompute_todo_spec and call it.  Tweak
3491         some asserts.  Ensure predicated patterns are restored if necessary.
3492         Dump DEP_CONTROL flag.
3493         (haifa_change_pattern): Merge with sched_change_pattern.
3494         (sched_change_pattern): Remove function.
3495         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP): Remove.  All
3496         uses changed to simply not test NON_FLUSH_JUMP_P.
3497         (ds_to_dk, dk_to_ds, dump_dep, ds_to_dt, dump_ds, check_dep): Handle
3498         REG_DEP_CONTROL.
3499         (dep_spec_p): If DO_PREDICATION, REG_DEP_CONTROL is speculative.
3500         (reg_pending_control_uses, control_dependency_cache): New static
3501         variables.
3502         (sched_get_reverse_condition_uncached): New function.
3503         (sd_find_dep_between): Remove pointless assert.  Look in
3504         control_dependency_cache.
3505         (ask_dependency_caches, set_dependency_caches, sd_delete_dep,
3506         extend_dependency_caches, sched_deps_finish): Handle REG_DEP_CONTROL
3507         and control_dependency_cache.
3508         (sd_unresolve_dep): Use dep_spec_p.
3509         (add_dependence): Now a wrapper around add_dependence_1, handling
3510         REG_DEP_CONTROL specially.
3511         (flush_pending_lists): Clear pending_jump_insns.
3512         (sched_analyze_1): Handle pending_jump_insns like a memory flush.
3513         (sched_analyze_2): Unconditionally add to pending memory flushes,
3514         keep previous behaviour but apply it to pending_jump_insns instead.
3515         (sched_analyze_insn): Defer adding jump reg dependencies using
3516         reg_pending_control_uses; add them to the control_uses list.  Handle
3517         pending_jump_insns and control_uses when adding dependence lists.
3518         (deps_analyze_insn): Update INSN_COND_DEPS.
3519         (deps_analyze_insn): Add jumps to pending_jump_insns rather than
3520         last_pending_memory_flush.
3521         (init_deps): Initialize pending_jump_insns.
3522         (free_deps): Free control_uses.
3523         (remove_from_deps): Remove from pending_jump_insns.
3524         (init_deps_global): Allocate reg_pending_control_uses).
3525         (finish_deps_global): Free it.
3526         (add_dependence_1): Renamed from add_dependence.  Handle
3527         REG_DEP_CONTROL.
3528         * rtl.h (record_hard_reg_uses, find_all_hard_reg_sets): Declare.
3529         (copy_INSN_LIST, concat_INSN_LIST): Declare.
3530         * sched-int.h (struct deps_reg): Add control_uses.
3531         (struct deps_desc): Add pending_jump_insns.
3532         (struct _haifa_deps_insn_data): Add cond_deps.
3533         (struct _haifa_insn_data): Add must_recompute_spec and predicated_pat.
3534         (INSN_COND_DEPS, PREDICATED_PAT): New macros.
3535         (BITS_PER_DEP_WEAK): Adjust for two extra bits in the word.
3536         (DEP_CONTROL): New macro.
3537         (DEP_TYPES): Include it.
3538         (HARD_DEP): Adjust definition.
3539         (DEP_CANCELLED): New macro.
3540         (enum SCHED_FLAGS): Add DO_PREDICATION.
3541         (sched_get_reverse_condition_uncached, real_insn_for_shadow): Declare.
3542         * sched-rgn.c (concat_INSN_LIST): Remove function.
3543         (deps_join): Handle pending_jump_insns.
3544         (free_pending_lists): Likewise.
3545         * config/c6x/c6x.c (c6x_set_sched_flags): Set DO_PREDICATION for final
3546         schedule.
3547
3548 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
3549
3550         PR target/50820
3551         * config/avr/libgcc.S (__EIND__): New define to 0x3C.
3552         (__tablejump__): Consistently use EIND for indirect jump/call.
3553         (__tablejump_elpm__): Ditto.
3554
3555 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
3556
3557         * config/c6x/c6x.md (attr "op_pattern"): New.
3558         (load_sdata_pic, mov<mode>_insn for QIHIM and SISFVM): Set it.
3559         * config/c6x/c6x-mult.md.in (mulhi3_VARIANT_, mulhisi3_insn_VARIANT_):
3560         Likewise.
3561         * config/c6x/c6x-mult.md: Regenerate.
3562         * config/c6x/c6x.c: Include "regrename.h".
3563         (unit_req_table): New typedef.
3564         (unit_reqs): Use it for the declaration.
3565         (unit_req_factor, get_unit_reqs, merge_unit_reqs, unit_req_imbalance,
3566         get_unit_operand_masks, try_rename_operands, reshuffle_units): New
3567         static functions.
3568         (count_unit_reqs): New arg reqs.  All callers changed.  Use
3569         get_unit_reqs, and don't merge here.
3570         (res_mii): New arg reqs.  All callers changed.  Rewrite to use a loop
3571         using unit_req_factor.
3572         (hwloop_optimize): Call reshuffle_units.  Call merge_unit_reqs after
3573         count_unit_reqs.
3574         (c6x_reorg): Add reg notes problem, and call df_analyze.
3575         * Makefile.in ($(out_object_file)): Depend on regrename.h.
3576
3577 2011-10-21  Kai Tietz  <ktietz@redhat.com>
3578
3579         * fold-const.c (simple_operand_p_2): Handle integral
3580         casts from boolean-operands.
3581
3582 2011-10-21  Jan Hubicka  <jh@suse.cz>
3583
3584         * cgraph.c (dump_cgraph_node): Dump alias flag.
3585         * cgraphunit.c (handle_alias_pairs): Handle weakrefs with
3586         no destination.
3587         (get_alias_symbol): New function.
3588         (output_weakrefs): Output also weakrefs with no destinatoin.
3589         (lto_output_node): Output weakref alias flag when at function boundary.
3590
3591 2011-10-21  Andrew Stubbs  <ams@codesourcery.com>
3592
3593         PR target/50809
3594         * config/arm/driver-arm.c (vendors): Make static.
3595
3596 2011-10-21  Uros Bizjak  <ubizjak@gmail.com>
3597
3598         * config/i386/i386.c (ix86_emit_swdivsf): Force b into register.
3599         (ix86_emit_swsqrtsf): Force a into register.
3600
3601 2011-10-20  Mike Stump  <mikestump@comcast.net>
3602
3603         * regcprop.c (copyprop_hardreg_forward_1): Update recog_data
3604         after validate_change wipes it out.
3605
3606 2011-10-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3607
3608         * config/spu/spu.md ("vec_permv16qi"): Reduce selector modulo 32
3609         before using the shufb instruction.
3610
3611 2011-10-20  Kirill Yukhin  <kirill.yukhin@intel.com>
3612
3613         PR target/50766
3614         * config/i386/i386.md (bmi_bextr_<mode>): Update register/
3615         memory operand order.
3616         (bmi2_bzhi_<mode>3): Ditto.
3617         (bmi2_pdep_<mode>3): Ditto.
3618         (bmi2_pext_<mode>3): Ditto.
3619
3620 2011-10-20  Richard Henderson  <rth@redhat.com>
3621
3622         * target.def (vec_perm_const_ok): Rename from builtin_vec_perm_ok.
3623         * optabs.c (can_vec_perm_expr_p): Update to match.
3624         (expand_vec_perm_expr): Likewise.
3625         * config/i386/i386.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): Rename
3626         from TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK.
3627         * doc/tm.texi.in: Likewise.
3628
3629 2011-10-20  Sergey Ostanevich  <sergos.gnu@gmail.com>
3630
3631         PR target/50572
3632         * config/i386/i386.c (processor_target_table): Change Atom
3633         align_loops_max_skip to 15.
3634
3635 2011-10-20  Richard Henderson  <rth@redhat.com>
3636
3637         * target.def (builtin_vec_perm): Remove.
3638         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3639
3640         * config/i386/i386.c (ix86_expand_vec_perm_builtin): Remove.
3641         (IX86_BUILTIN_VEC_PERM_*): Remove.
3642         (bdesc_args): Remove vec_perm builtins
3643         (ix86_expand_builtin): Likewise.
3644         (ix86_expand_vec_perm_const_1): Rename from
3645         ix86_expand_vec_perm_builtin_1.
3646         (extract_vec_perm_cst): Merge into...
3647         (ix86_vectorize_vec_perm_const_ok): ... here.  Rename from
3648         ix86_vectorize_builtin_vec_perm_ok.
3649         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3650
3651         * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): Remove.
3652         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3653
3654         * config/spu/spu.c (spu_builtin_vec_perm): Remove.
3655         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3656
3657 2011-10-20  Uros Bizjak  <ubizjak@gmail.com>
3658
3659         PR target/47989
3660         * config/i386/i386.h (RECIP_MASK_DEFAULT): New define.
3661         * config/i386/i386.op (recip_mask): Initialize with RECIP_MASK_DEFAULT.
3662         * doc/invoke.texi (ix86 Options, -mrecip): Document that GCC
3663         implements vectorized single float division and vectorized sqrtf(x)
3664         with reciprocal sequence with additional Newton-Raphson step with
3665         -ffast-math.
3666
3667 2011-10-20  Dodji Seketeli  <dodji@redhat.com>
3668
3669         * ggc-zone.c (ggc_internal_alloc_zone_stat): Rename
3670         ggc_alloced_size_order_for_request into ggc_round_alloc_size like
3671         it was done in ggc-page.c.
3672
3673         PR other/50659
3674         * doc/cppopts.texi: Use @smallexample/@end smallexample in
3675         documentation for -fdebug-cpp instead of @quotation/@end quotation
3676         that is not supported by contrib/texi2pod.pl.
3677
3678 2011-10-19  Jan Hubicka  <jh@suse.cz>
3679
3680         * ipa-inline.c (inline_small_functions): Always update all calles after
3681         inlining.
3682
3683 2011-10-19  Jan Hubicka  <jh@suse.cz>
3684
3685         PR bootstrap/50709
3686         * ipa-inline.c (inline_small_functions): Fix checking code to not make
3687         effect on fibheap stability.
3688
3689 2011-10-20  Maxim Kuvyrkov  <maxim@codesourcery.com>
3690
3691         * config/m68k/t-linux (M68K_MLIB_CPU): Add ColdFire CPUs.
3692
3693 2011-10-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3694
3695         PR target/50106
3696         * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
3697         reg size from 1-3.
3698
3699 2011-10-20  Richard Guenther  <rguenther@suse.de>
3700
3701         * tree-ssa-loop-im.c (stmt_cost): Add WIDEN_*, FMA_EXPR
3702         and rotates to the set of expensive operations.
3703
3704 2011-10-19  David S. Miller  <davem@davemloft.net>
3705
3706         * config/sparc/sparc.c (sparc_expand_move): Use can_create_pseudo_p.
3707         (sparc_emit_set_const32): Likewise.
3708         (sparc_emit_set_const64_longway): Likewise.
3709         (sparc_emit_set_const64): Likewise.
3710         (sparc_legitimize_pic_address): Likewise.
3711         (memory_ok_for_ldd): Likewise.
3712
3713 2011-10-20  Dehao Chen  <dehao@google.com>
3714
3715         * profile.c (compute_branch_probabilities): Compute and dump the
3716         overlap between the static estimation and the instrumentation profile.
3717         (OVERLAP_BASE): New macro.
3718         (compute_frequency_overlap): New function
3719
3720 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
3721
3722         * config/i386/i386.c (expand_vec_perm_vpshufb2_vpermq_even_odd): Use
3723         d->op1 instead of d->op0 for the second vpshufb.
3724         (expand_vec_perm_even_odd_1): For V8SImode fix vpshufd immediates.
3725         (ix86_expand_vec_perm_const): If mask indicates two operands are
3726         needed, but both are the same and expanding them as d.op0 == d.op1
3727         failed, retry with d.op0 != d.op1.
3728         (ix86_expand_vec_perm_builtin): Likewise.  Handle sorry printing
3729         also for d.nelt == 32.
3730
3731         PR middle-end/50754
3732         * cfgexpand.c (expand_debug_expr): Handle WIDEN_LSHIFT_EXPR, ignore
3733         VEC_PERM_EXPR.
3734
3735 2011-10-19  Bernd Schmidt  <bernds@codesourcery.com>
3736
3737         * regrename.h: New file.
3738         * regrename.c: Include it.  Also include "emit-rtl.h".
3739         (struct du_head, struct du_chain, du_head_p DEF_VEC and
3740         DEF_VEC_ALLOC_P): Move to regrename.h.
3741         (do_replace): Remove declaration.
3742         (insn_rr): New variable.
3743         (cur_operand): New static variable.
3744         (regrename_chain_from_id): Renamed from chain_from_id and no longer
3745         static.  All callers changed.
3746         (record_operand_use): New static function.
3747         (scan_rtx_reg): Use it.
3748         (find_best_rename_reg): New function, broken out of rename_chains.
3749         (rename_chains): Use it.  Don't update chain regno and nregs here, ...
3750         (regrename_do_replace): ... do it here instead.  Renamed from
3751         do_replace, and no longer static.  All callers changed.
3752         (regrename_analyze): No longer static.  New arg bb_mask.
3753         All callers changed.  If bb_mask is nonzero, use it to limit the
3754         number of basic blocks we analyze.  If we failed to analyze a block,
3755         clear insn operand data.
3756         (record_out_operands): New arg insn_info.  Update cur_operand if it is
3757         nonnull.
3758         (build_def_use): If insn_rr is nonnull, pass an insn_info to
3759         record_out_operands, and update cur_operand here as well.
3760         (regrename_init, regrename_finish): New functions.
3761         (regrename_optimize): Use them.
3762         * Makefile.in (regrename.o): Adjust dependencies.
3763
3764 2011-10-19  Tom de Vries  <tom@codesourcery.com>
3765
3766         PR tree-optimization/50769
3767         * tree-ssa-tail-merge.c (replace_block_by): Calculate phi_vuse2
3768         unconditionally.  Handle case that phi_vuse2 is not an SSA_NAME.  Add
3769         dummy argument .MEM to phi when increasing number of arguments of phi by
3770         redirecting edges to the block with phi.
3771
3772 2011-10-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3773
3774         PR bootstrap/50777
3775         * configure.ac: Save and restore CXXFLAGS around
3776         gcc_AC_CHECK_DECLS uses.
3777         Check for madvise() declaration with g++ if --enable-build-with-cxx.
3778         * configure: Regenerate.
3779         * config.in: Regenerate.
3780         * ggc-page.c (USING_MADVISE): Also check HAVE_DECL_MADVISE.
3781
3782 2011-10-19  Alexandre Oliva  <aoliva@redhat.com>
3783
3784         PR debug/49310
3785         * var-tracking.c (loc_exp_dep, onepart_aux): New structs.
3786         (variable_part): Replace offset with union.
3787         (enum onepart_enum, onepart_enum_t): New.
3788         (variable_def): Drop cur_loc_changed, add onepart.
3789         (value_chain_def, const_value_chain): Remove.
3790         (VAR_PART_OFFSET, VAR_LOC_1PAUX): New macros, with checking.
3791         (VAR_LOC_DEP_LST, VAR_LOC_DEP_LSTP): New macros.
3792         (VAR_LOC_FROM, VAR_LOC_DEPTH, VAR_LOC_DEP_VEC): Likewise.
3793         (value_chain_pool, value_chains): Remove.
3794         (dropped_values): New.
3795         (struct parm_reg): Only if HAVE_window_save.
3796         (vt_stack_adjustments): Don't record register arguments.
3797         (dv_as_rtx): New.
3798         (dv_onepart_p): Return a onepart_enum_t.
3799         (onepart_pool): New.
3800         (dv_pool): Remove.
3801         (dv_from_rtx): New.
3802         (variable_htab_free): Release onepart aux data.  Reset flags.
3803         (value_chain_htab_hash, value_chain_htab_eq): Remove.
3804         (unshare_variable): Use onepart field.  Propagate onepart aux
3805         data or offset.  Drop cur_loc_changed.
3806         (val_store): Cope with NULL insn.  Rephrase dump output.  Check
3807         for unsuitable locs.  Add FIXME on using cselib locs.
3808         (val_reset): Remove FIXME of unfounded concerns.
3809         (val_resolve): Check for unsuitable locs.  Add FIXME on using
3810         cselib locs.
3811         (variable_union): Use onepart field, adjust access to offset.
3812         (NO_LOC_P): New.
3813         (VALUE_CHANGED, DECL_CHANGED): Update doc.
3814         (set_dv_changed): Clear NO_LOC_P when changed.
3815         (find_loc_in_1pdv): Use onepart field.
3816         (intersect_loc_chains): Likewise.
3817         (unsuitable_loc): New.
3818         (loc_cmp): Keep ENTRY_VALUEs at the end of the loc list.
3819         (add_value_chain, add_value_chains): Remove.
3820         (add_cselib_value_chains, remove_value_chain): Likewise.
3821         (remove_value_chains, remove_cselib_value_chains): Likewise.
3822         (canonicalize_loc_order_check): Use onepart.  Drop cur_loc_changed.
3823         (canonicalize_values_star, canonicalize_vars_star): Use onepart.
3824         (variable_merge_over_cur): Likewise.  Adjust access to offset.
3825         Drop cur_loc_changed.
3826         (variable_merge_over_src): Use onepart field.
3827         (remove_duplicate_values): Likewise.
3828         (variable_post_merge_new_vals): Likewise.
3829         (find_mem_expr_in_1pdv): Likewise.
3830         (dataflow_set_preserve_mem_locs): Likewise.  Drop cur_loc_changed
3831         and value chains.
3832         (dataflow_set_remove_mem_locs): Likewise.  Use VAR_LOC_FROM.
3833         (variable_different_p): Use onepart field.  Move onepart test out
3834         of the loop.
3835         (argument_reg_set): Drop.
3836         (add_uses, add_stores): Preserve but do not record in dynamic
3837         tables equivalences for ENTRY_VALUEs and CFA_based addresses.
3838         Avoid unsuitable address expressions.
3839         (EXPR_DEPTH): Unlimit.
3840         (EXPR_USE_DEPTH): Repurpose PARAM_MAX_VARTRACK_EXPR_DEPTH.
3841         (prepare_call_arguments): Use DECL_RTL_IF_SET.
3842         (dump_var): Adjust access to offset.
3843         (variable_from_dropped, recover_dropped_1paux): New.
3844         (variable_was_changed): Drop cur_loc_changed.  Use onepart.
3845         Preserve onepart aux in empty_var.  Recover empty_var and onepart
3846         aux from dropped_values.
3847         (find_variable_location_part): Special-case onepart.  Adjust
3848         access to offset.
3849         (set_slot_part): Use onepart.  Drop cur_loc_changed.  Adjust
3850         access to offset.  Initialize onepaux.  Drop value chains.
3851         (delete_slot_part): Drop value chains.  Use VAR_LOC_FROM.
3852         (VEC (variable, heap), VEC (rtx, stack)): Define.
3853         (expand_loc_callback_data): Drop dummy, cur_loc_changed,
3854         ignore_cur_loc.  Add expanding, pending, depth.
3855         (loc_exp_dep_alloc, loc_exp_dep_clear): New.
3856         (loc_exp_dep_insert, loc_exp_dep_set): New.
3857         (notify_dependents_of_resolved_value): New.
3858         (update_depth, vt_expand_var_loc_chain): New.
3859         (vt_expand_loc_callback): Revamped.
3860         (resolve_expansions_pending_recursion): New.
3861         (INIT_ELCD, FINI_ELCD): New.
3862         (vt_expand_loc): Use the new macros above.  Drop ignore_cur_loc
3863         parameter, adjust all callers.
3864         (vt_expand_loc_dummy): Drop.
3865         (vt_expand_1pvar): New.
3866         (emit_note_insn_var_location): Operate on non-debug decls only.
3867         Revamp multi-part cur_loc recomputation and one-part expansion.
3868         Drop cur_loc_changed.  Adjust access to offset.
3869         (VEC (variable, heap)): Drop.
3870         (changed_variables_stack, changed_values_stack): Drop.
3871         (check_changed_vars_0, check_changed_vars_1): Remove.
3872         (check_changed_vars_2, check_changed_vars_3): Remove.
3873         (values_to_stack, remove_value_from_changed_variables): New.
3874         (notify_dependents_of_changed_value, process_changed_values): New.
3875         (emit_notes_for_changes): Revamp onepart updates.
3876         (emit_notes_for_differences_1): Use onepart.  Drop cur_loc_changed
3877         and value chains.  Propagate onepaux.  Recover empty_var and onepaux
3878         from dropped_values.
3879         (emit_notes_for_differences_2): Drop value chains.
3880         (emit_notes_in_bb): Adjust.
3881         (vt_emit_notes): Drop value chains, changed_variables_stack.
3882         Initialize and release dropped_values.
3883         (create_entry_value): Revamp.
3884         (vt_add_function_parameter): Use new interface.
3885         (note_register_arguments): Remove.
3886         (vt_initialize): Drop value chains and register arguments.
3887         (vt_finalize): Drop value chains.  Release windowed_parm_regs only
3888         if HAVE_window_save.
3889         * rtl.h: Document various pass-local uses of RTL flags.
3890         * tree.h (DECL_RTL_KNOWN_SET): New.
3891         * doc/invoke.texi (param max-vartrack-expr-depth): Update
3892         description and default.
3893
3894 2011-10-19  Georg-Johann Lay  <avr@gjlay.de>
3895
3896         PR target/50447
3897         * config/avr/avr.md (cc): New alternative out_plus_noclobber.
3898         (adjust_len): Ditto.
3899         (addhi3): Don't pipe through short; use gen_int_mode instead.
3900         Prior to reload, expand to gen_addhi3_clobber.
3901         (*addhi3): Use avr_out_plus_noclobber if applicable, use
3902         out_plus_noclobber in cc and adjust_len attribute.
3903         (addhi3_clobber): 2 new RTL peepholes.
3904         (addhi3_clobber): New insn.
3905         * config/avr/avr-protos.h: (avr_out_plus_noclobber): New prototype.
3906         * config/avr/avr.c (avr_out_plus_noclobber): New function.
3907         (notice_update_cc): Handle CC_OUT_PLUS_NOCLOBBER.
3908         (avr_out_plus_1): Tweak if only MSB is +/-1 and other bytes are 0.
3909         Set cc0 to set_zn for adiw on 16-bit values.
3910         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS_NOCLOBBER.
3911         (expand_epilogue): No need to add 0 to frame_pointer_rtx.
3912
3913 2011-10-19  Richard Guenther  <rguenther@suse.de>
3914
3915         PR middle-end/50780
3916         * tree-ssa-forwprop.c (forward_propagate_into_cond): Verify
3917         the condition is properly gimple before using it.
3918         * tree-eh (stmt_could_throw_1_p): Properly extract the
3919         operation type from comparisons.
3920
3921 2011-10-19  Roland Stigge  <stigge@antcom.de>
3922
3923         PR translation/48638
3924         * plugin.c (add_new_plugin): Fix typo in fatal_error message.
3925
3926 2011-10-19  Roland Stigge  <stigge@antcom.de>
3927
3928         PR translation/49517
3929         * config/rx/rx.c (rx_print_operand): Fix typo in warning message.
3930
3931 2011-10-19  Richard Guenther  <rguenther@suse.de>
3932
3933         PR middle-end/50768
3934         * gimple-fold.c (gimplify_and_update_call_from_tree): Rewrite.
3935
3936 2011-10-19  Andrey Belevantsev  <abel@ispras.ru>
3937
3938         PR rtl-optimization/50340
3939         * sel-sched-ir.c (update_target_availability): LHS register
3940         availability is not known if the unavailable LHS of the other
3941         expression is a different register.
3942
3943 2011-10-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3944
3945         PR target/50310
3946         * config/spu/spu.c (spu_emit_vector_compare): Support unordered
3947         floating-point comparisons.
3948
3949 2011-10-19  Jan Hubicka  <jh@suse.cz>
3950
3951         * cgraphunit.c (handle_alias_pairs): Also handle wekref with
3952         destination declared.
3953         (output_weakrefs): New function.
3954         * varpool.c (varpool_create_variable_alias): Handle external aliases.
3955
3956 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
3957
3958         * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
3959         second argument instead of mode.
3960
3961 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
3962
3963         * config/i386/i386.c (ix86_expand_vec_perm): In merge_two use
3964         mode SUBREG of operands[0] as target.
3965         (valid_perm_using_mode_p): Don't ignore higher bits of d->perm.
3966         (expand_vec_pshufb): For V8SImode vmode emit avx2_permvarv8si.
3967         (expand_vec_perm_1): Handle identity and some broadcast
3968         permutations.
3969         (expand_vec_perm_interleave2): Handle also 32-byte modes, using
3970         vperm2[fi]128 or vpunpck[lh]* followed by single insn permutation.
3971         For d->testing_p return true earlier to avoid creating more GC
3972         garbage.
3973         (expand_vec_perm_vpermq_perm_1): New function.
3974         (expand_vec_perm_vpshufb2_vpermq): For d->testing_p return true
3975         earlier to avoid creating more GC garbage.  Fix handling of
3976         V16HImode.  Avoid some SUBREGs in SET_DEST.
3977         (expand_vec_perm_broadcast_1): Return false for 32-byte integer
3978         vector modes.
3979         (expand_vec_perm_vpshufb4_vpermq2): New function.
3980         (ix86_expand_vec_perm_builtin_1): Call expand_vec_perm_vpermq_perm_1
3981         and expand_vec_perm_vpshufb4_vpermq2.
3982
3983 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3984
3985         * config/arm/driver-arm.c (host_detect_local_cpu): Close the file
3986         before exiting.
3987
3988 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3989
3990         PR tree-optimization/50717
3991         * tree-ssa-math-opts.c (is_widening_mult_p): Remove the 'type'
3992         parameter.  Calculate 'type' from stmt.
3993         (convert_mult_to_widen): Update call the is_widening_mult_p.
3994         (convert_plusminus_to_widen): Likewise.
3995
3996 2011-10-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3997
3998         * config/spu/spu.c (struct machine_function): New data structure.
3999         (spu_init_machine_status): New function.
4000         (spu_option_override): Install it.
4001         (get_pic_reg): Set and use cfun->machine->pic_reg.
4002         (spu_split_immediate): Do not set crtl->uses_pic_offset_table.
4003         (need_to_save_reg): Use cfun->machine->pic_reg instead of
4004         checking crtl->uses_pic_offset_table.
4005         (spu_expand_prologue): Likewise.
4006
4007 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
4008
4009         PR tree-optimization/50735
4010         * function.c (gimplify_parameters): Use create_tmp_var instead of
4011         create_tmp_reg.  If parm is not TREE_ADDRESSABLE and type is complex
4012         or vector type, set DECL_GIMPLE_REG_P.
4013
4014 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
4015
4016         * config.host (arm*-*-linux*): Add driver-arm.o and x-arm.
4017         * config/arm/arm.opt: Add 'native' processor_type and
4018         arm_arch enum values.
4019         * config/arm/arm.h (host_detect_local_cpu): New prototype.
4020         (EXTRA_SPEC_FUNCTIONS): New define.
4021         (MCPU_MTUNE_NATIVE_SPECS): New define.
4022         (DRIVER_SELF_SPECS): New define.
4023         * config/arm/driver-arm.c: New file.
4024         * config/arm/x-arm: New file.
4025         * doc/invoke.texi (ARM Options): Document -mcpu=native,
4026         -mtune=native and -march=native.
4027
4028 2011-10-18  Alexander Monakov  <amonakov@ispras.ru>
4029
4030         PR rtl-optimization/50205
4031         * sel-sched.c (count_occurrences_1): Simplify on the assumption that
4032         p->x is a register.  Forbid substitution when the same register is
4033         found in a different mode.
4034         (count_occurrences_equiv): Assert that 'what' is a register.
4035
4036 2011-10-18  Richard Guenther  <rguenther@suse.de>
4037
4038         PR tree-optimization/50767
4039         * tree-ssa-pre.c (create_expression_by_pieces): Update the
4040         folded statement.
4041
4042 2011-10-18  Julian Brown  <julian@codesourcery.com>
4043
4044         * config/arm/arm.c (arm_block_move_unaligned_straight)
4045         (arm_adjust_block_mem, arm_block_move_unaligned_loop)
4046         (arm_movmemqi_unaligned): New.
4047         (arm_gen_movmemqi): Support unaligned block copies.
4048
4049 2011-10-18  Ira Rosen  <ira.rosen@linaro.org>
4050
4051         * doc/md.texi (vec_widen_ushiftl_hi, vec_widen_ushiftl_lo,
4052         vec_widen_sshiftl_hi, vec_widen_sshiftl_lo): Document.
4053         * tree-pretty-print.c (dump_generic_node): Handle WIDEN_LSHIFT_EXPR,
4054         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
4055         (op_code_prio): Likewise.
4056         (op_symbol_code): Handle WIDEN_LSHIFT_EXPR.
4057         * optabs.c (optab_for_tree_code): Handle
4058         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
4059         (init-optabs): Initialize optab codes for vec_widen_u/sshiftl_hi/lo.
4060         * optabs.h (enum optab_index): Add OTI_vec_widen_u/sshiftl_hi/lo.
4061         * genopinit.c (optabs): Initialize the new optabs.
4062         * expr.c (expand_expr_real_2): Handle
4063         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
4064         * gimple-pretty-print.c (dump_binary_rhs): Likewise.
4065         * tree-vectorizer.h (NUM_PATTERNS): Increase to 8.
4066         * tree.def (WIDEN_LSHIFT_EXPR, VEC_WIDEN_LSHIFT_HI_EXPR,
4067         VEC_WIDEN_LSHIFT_LO_EXPR): New.
4068         * cfgexpand.c (expand_debug_expr): Handle new tree codes.
4069         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
4070         vect_recog_widen_shift_pattern.
4071         (vect_handle_widen_mult_by_const): Rename...
4072         (vect_handle_widen_op_by_const): ...to this.  Handle shifts.
4073         Add a new argument, update documentation.
4074         (vect_recog_widen_mult_pattern): Assume that only second
4075         operand can be constant.  Update call to
4076         vect_handle_widen_op_by_const.
4077         (vect_recog_over_widening_pattern): Fix typo.
4078         (vect_recog_widen_shift_pattern): New.
4079         * tree-vect-stmts.c (vectorizable_type_promotion): Handle
4080         widening shifts.
4081         (supportable_widening_operation): Likewise.
4082         * tree-inline.c (estimate_operator_cost): Handle new tree codes.
4083         * tree-vect-generic.c (expand_vector_operations_1): Likewise.
4084         * tree-cfg.c (verify_gimple_assign_binary): Likewise.
4085         * config/arm/neon.md (neon_vec_<US>shiftl_<mode>): New.
4086         (vec_widen_<US>shiftl_lo_<mode>, neon_vec_<US>shiftl_hi_<mode>,
4087         vec_widen_<US>shiftl_hi_<mode>, neon_vec_<US>shift_left_<mode>):
4088         Likewise.
4089         * config/arm/predicates.md (const_neon_scalar_shift_amount_operand):
4090         New.
4091         * config/arm/iterators.md (V_innermode): New.
4092         * tree-vect-slp.c (vect_build_slp_tree): Require same shift operand
4093         for widening shift.
4094
4095 2011-10-18  Richard Guenther  <rguenther@suse.de>
4096
4097         * tree-ssa-alias.h (struct pt_solution): Remove
4098         vars_contains_restrict member.
4099         (pt_solutions_same_restrict_base): Remove.
4100         (pt_solution_set): Adjust.
4101         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Remove
4102         vars_contains_restrict handling.
4103         (dump_points_to_solution): Likewise.
4104         (ptr_derefs_may_alias_p): Do not call pt_solutions_same_restrict_base.
4105         * tree-ssa-structalias.c (struct variable_info): Remove is_restrict_var
4106         field.
4107         (new_var_info): Do not initialize it.
4108         (ipa_escaped_pt): Adjust.
4109         (make_constraint_from_restrict): Make the tag global.
4110         (make_constraint_from_global_restrict): New function.
4111         (make_constraint_from_heapvar): Remove.
4112         (create_variable_info_for): Do not make restrict vars point
4113         to NONLOCAL.
4114         (intra_create_variable_infos): Likewise.
4115         (find_what_var_points_to): Remove vars_contains_restrict handling.
4116         (pt_solution_set): Adjust.
4117         (pt_solution_ior_into): Likewise.
4118         (pt_solutions_same_restrict_base): Remove.
4119         (compute_points_to_sets): Do not test is_restrict_var.
4120         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
4121         * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4122
4123 2011-10-18  Tom de Vries  <tom@codesourcery.com>
4124
4125         PR tree-optimization/50672
4126         * tree-ssa-dce.c (mark_virtual_operand_for_renaming): New function,
4127         factored out of ...
4128         (mark_virtual_phi_result_for_renaming): Use
4129         mark_virtual_operand_for_renaming.
4130         * tree-flow.h (mark_virtual_operand_for_renaming): Declare.
4131         * tree-ssa-tail-merge.c (release_last_vdef): New function.
4132         (purge_bbs): Add update_vops parameter.  Call release_last_vdef for each
4133         deleted basic block.
4134         (tail_merge_optimize): Add argument to call to purge_bbs.
4135
4136 2011-10-18  Richard Guenther  <rguenther@suse.de>
4137
4138         PR middle-end/50716
4139         * expr.c (get_object_or_type_alignment): New function.
4140         (expand_assignment): Use it.
4141         (expand_expr_real_1): Likewise.
4142
4143 2011-10-18  Dodji Seketeli  <dodji@redhat.com>
4144
4145         PR bootstrap/50760
4146         * input.c (dump_line_table_statistics): Use long, not size_t.
4147
4148 2011-10-17  Eric Botcazou  <ebotcazou@adacore.com>
4149
4150         * config/sparc/sparc.md (in_call_delay): Fix formatting issues.
4151
4152 2011-10-17  Simon Baldwin  <simonb@google.com>
4153             Ian Lance Taylor  <iant@google.com>
4154
4155         * configure.ac: Add --with-native-system-header-dir.  Set and
4156         substitute NATIVE_SYSTEM_HEADER_DIR.  Use native_system_header
4157         when setting target_header_dir.
4158         * config.gcc: Always set native_system_header_dir.
4159         (*-*-gnu*): Set native_system_header_dir.  Don't use t-gnu.
4160         (i[34567]86-pc-msdosdjgpp*): Set native_system_header_dir.  Don't
4161         use i386/t-djgpp.
4162         (i[34567]86-*-mingw* | x86_64-*-mingw*): Set
4163         native_system_header_dir.
4164         (spu-*-elf*): Set native_system_header_dir.
4165         * Makefile.in (NATIVE_SYSTEM_HEADER_DIR): Set to
4166         @NATIVE_SYSTEM_HEADER_DIR@.
4167         (PREPROCESSOR_DEFINES): Define NATIVE_SYSTEM_HEADER_DIR.
4168         * cppdefault.c (STANDARD_INCLUDE_DIR): Don't define.
4169         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
4170         STANDARD_INCLUDE_COMPONENT.
4171         (cpp_include_defaults): Don't use SYSTEM_INCLUDE_DIR.  Rename
4172         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
4173         * system.h: Poison SYSTEM_INCLUDE_DIR, STANDARD_INCLUDE_DIR, and
4174         STANDARD_INCLUDE_COMPONENT.
4175         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Remove.
4176         * config/i386/t-mingw-w32: Likewise.
4177         * config/i386/t-mingw-w64: Likewise.
4178         * config/spu/t-spu-elf: Likewise.
4179         * config/i386/t-djgpp: Remove.
4180         * config/t-gnu: Remove.
4181         * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Don't define.
4182         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
4183         STANDARD_INCLUDE_COMPONENT.
4184         * config/i386/djgpp.h (STANDARD_INCLUDE_DIR): Don't define.
4185         * config/spu/spu-elf.h: Likewise.
4186         * config/vms/xm-vms.h: Likewise.
4187         * config/gnu.h: Likewise.
4188         * config/openbsd.h (INCLUDE_DEFAULTS): Change STANDARD_INCLUDE_DIR
4189         and STANDARD_INCLUDE_COMPONENT to NATIVE_SYSTEM_HEADER_DIR and
4190         NATIVE_SYSTME_HEADER_COMPONENT.
4191         * doc/install.texi (Configuration): Document
4192         --with-native-system-header-dir.  Mention it in the documentation
4193         for --with-sysroot and --with-build-sysroot.
4194         * doc/tm.texi.in (Driver): Don't document SYSTEM_INCLUDE_DIR or
4195         STANDARD_INCLUDE_DIR.  Rename STANDARD_INCLUDE_COMPONENT to
4196         NATIVE_SYSTEM_HEADER_COMPONENT.  Rename uses of
4197         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
4198         * doc/fragments.texi (Target Fragment): Don't document
4199         NATIVE_SYSTEM_HEADER_DIR.
4200         * configure, doc/tm.texi: Rebuild.
4201
4202 2011-10-17  Richard Henderson  <rth@redhat.com>
4203
4204         * config/sparc/sparc.md: Use register_or_zero_operand where rJ
4205         is the constraint.
4206
4207         * config/sparc/sparc.md (vec_perm_constv8qi, vec_perm<mode>): New
4208         patterns.
4209         * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): New function.
4210         * config/sparc/sparc-protos.h (sparc_expand_vec_perm_bmask): Declare.
4211
4212 2011-10-17  David S. Miller  <davem@davemloft.net>
4213
4214         * config/sparc/sparc-modes.def: Add single entry vector modes for
4215         DImode and SImode.
4216         * config/sparc/sparc.md (V32, V32I, V64, V64I, V64N8): Delete
4217         mode iterators.
4218         (mov<V32:mode>): Revert back to plain SFmode pattern.
4219         (*movsf_insn): Likewise.
4220         (mov<V64:mode>): Revert back to plain DFmode pattern.
4221         (*movdf_insn_sp32): Likewise.
4222         (*movdf_insn_sp32_v9): Likewise.
4223         (*movdf_insn_sp64): Likewise.
4224         (V64 mode splitters) Likewise.
4225         (addsi3): Remove VIS alternatives.
4226         (subsi3): Likewise.
4227         (and<V64I:mode>3): Revert to DImode only pattern.
4228         (and<V64I:mode>3_sp32): Likewise.
4229         (*and<V64I:mode>3_sp64): Likewise.
4230         (and<V32I:mode>3): Likewise.
4231         (*and_not_<V64I:mode>_sp32): Likewise.
4232         (*and_not_<V64I:mode>_sp64): Likewise.
4233         (*and_not_<V32I:mode>): Likewise.
4234         (ior<V64I:mode>3): Likewise.
4235         (*ior<V64I:mode>3_sp32): Likewise.
4236         (*ior<V64I:mode>3_sp64): Likewise.
4237         (ior<V32I:mode>3): Likewise.
4238         (*or_not_<V64I:mode>_sp32): Likewise.
4239         (*or_not_<V64I:mode>_sp64): Likewise.
4240         (*or_not_<V32I:mode>): Likewise.
4241         (xor<V64I:mode>3): Likewise.
4242         (*xor<V64I:mode>3_sp32): Likewise.
4243         (*xor<V64I:mode>3_sp64): Likewise.
4244         (xor<V32I:mode>3): Likewise.
4245         (V64I mode splitters): Likewise.
4246         (*xor_not_<V64I:mode>_sp32): Likewise.
4247         (*xor_not_<V64I:mode>_sp64): Likewise.
4248         (*xor_not_<V32I:mode>): Likewise.
4249         (one_cmpl<V64I:mode>2): Likewise.
4250         (*one_cmpl<V64I:mode>2_sp32): Likewise.
4251         (*one_cmpl<V64I:mode>2_sp64): Likewise.
4252         (one_cmpl<V32I:mode>2): Likewise.
4253         (VM32, VM64, VMALL): New mode iterators.
4254         (vbits, vconstr, vfptype): New mode attributes.
4255         (mov<VMALL:mode>): New expander.
4256         (*mov<VM32:mode>_insn): New insn.
4257         (*mov<VM64:mode>_insn_sp64): New insn.
4258         (*mov<VM64:mode>_insn_sp32): New insn, and associated splitter
4259         specifically for the register to memory case.
4260         (vec_init<mode>): New expander.
4261         (VADDSUB): New mode iterator.
4262         (<plusminus_insn>v2si3, <plusminus_insn>v2hi3): Remove and replace
4263         with...
4264         (<plusminus_insn><mode>3): New consolidated pattern.
4265         (VL): New mode iterator for logical operations.
4266         (vlsuf): New more attribute.
4267         (vlop): New code iterator.
4268         (vlinsn, vlninsn): New code attributes.
4269         (<code><mode>3): New insn to non-negated vector logical ops.
4270         (*not_<code><mode>3): Likewise for negated variants.
4271         (*nand<mode>_vis): New insn.
4272         (vlnotop): New code iterator.
4273         (*<code>_not1<mode>_vis, *<code>_not2<mode>_vis): New insns.
4274         (one_cmpl<mode>2): New insn.
4275         (faligndata<V64I:mode>_vis): Rewrite to use VM64 iterator.
4276         (bshuffle<VM64:mode>_vis): Likewise.
4277         (v<vis3_shift_patname><mode>3): Use GCM mode iterator.
4278         (fp<plusminus_insn>64_vis): Use V1DI mode.
4279         (VASS mode iterator): Use V1SI not SI mode.
4280         * config/sparc/sparc.c (sparc_vis_init_builtins): Account for
4281         single-entry vector mode changes.
4282         (sparc_expand_builtin): Likewise.
4283         (sparc_expand_vector_init): New function.
4284         * config/sparc/sparc-protos.h (sparc_expand_vector_init): Declare.
4285
4286 2011-10-17  Kai Tietz  <ktietz@redhat.com>
4287
4288         * fold-const.c (simple_operand_p_2): New function.
4289         (fold_truthop): Rename to
4290         (fold_truth_andor_1): function name.
4291         Additionally remove branching creation for logical and/or.
4292         (fold_truth_andor): Handle branching creation for logical and/or here.
4293
4294 2011-10-17  Andi Kleen  <ak@linux.intel.com>
4295
4296         * ggc-page.c (USING_MADVISE): Adjust ifdef to check for USING_MMAP.
4297
4298 2011-10-17  Georg-Johann Lay  <avr@gjlay.de>
4299
4300         * config/avr/avr.h (ASSEMBLER_DIALECT): Remove.
4301         * config/avr/avr.md (mcu_have_movw, mcu_mega): Remove attributes.
4302         (adjust_len): Add alternative "call".
4303         (isa, enabled): New insn attributes.
4304         (length): Use match_test with AVR_HAVE_JMP_CALL instead of
4305         mcu_mega attribute.
4306         (*sbrx_branch<mode>): Ditto.
4307         (*sbrx_and_branch<mode>): Ditto.
4308         (*sbix_branch): Ditto.
4309         (*sbix_branch_bit7): Ditto.
4310         (*sbix_branch_tmp): Ditto.
4311         (*sbix_branch_tmp_bit7): Ditto.
4312         (jump): Ditto.
4313         (negsi2): Use attribute "isa" instead of assembler dialect.
4314         (extendhisi2): Ditto.
4315         (call_insn, call_value_insn): Set adjust_len attribute.
4316         (indirect_jump): Indent to coding rules.
4317         (call_prologue_saves): Use isa attribute instead of mcu_mega.
4318         (epilogue_restores): Ditto.  Fix setting of SP as described in the
4319         RTX pattern.
4320         (*indirect_jump): Fusion of *jcindirect_jump, *njcindirect_jump
4321         and *indirect_jump_avr6.
4322         (*tablejump): Fusion of *tablejump_rjmp and *tablejump_lib.
4323         (*jcindirect_jump, *njcindirect_jump, *indirect_jump_avr6): Remove.
4324         (*tablejump_rjmp, *tablejump_lib): Remove.
4325         * config/avr/avr.c (adjust_insn_length): Handle ADJUST_LEN_CALL.
4326
4327 2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>
4328
4329         PR c++/50757
4330         * doc/invoke.texi ([Wnonnull]): Update.
4331
4332 2011-10-17  Richard Henderson  <rth@redhat.com>
4333
4334         PR 50746
4335         * optabs.c (expand_vec_perm_expr): Fix indexing error.
4336
4337 2011-10-17  Sergio Durigan Junior  <sergiodj@redhat.com>
4338
4339         * configure.ac: Display `yes' if the SystemTap header has been found.
4340         * configure: Regenerate.
4341
4342 2011-10-08  Andi Kleen  <ak@linux.intel.com>
4343
4344         PR other/50636
4345         * config.in, configure: Regenerate.
4346         * configure.ac (madvise): Add to AC_CHECK_FUNCS.
4347         * ggc-page.c (USING_MADVISE): Add.
4348         (page_entry): Add discarded field.
4349         (alloc_page): Check for discarded pages.
4350         (release_pages): Add USING_MADVISE branch.
4351
4352 2011-10-17  Richard Guenther  <rguenther@suse.de>
4353
4354         PR tree-optimization/50729
4355         * tree-vrp.c (extract_range_from_unary_expr_1): Remove redundant test.
4356         (simplify_conversion_using_ranges): Properly test the
4357         intermediate result.
4358
4359 2011-10-15  Tom Tromey  <tromey@redhat.com>
4360             Dodji Seketeli  <dodji@redhat.com>
4361
4362         * ggc.h (ggc_round_alloc_size): Declare new public entry point.
4363         * ggc-none.c (ggc_round_alloc_size): New public stub function.
4364         * ggc-page.c (ggc_alloced_size_order_for_request): New static
4365         function.  Factorized from ggc_internal_alloc_stat.
4366         (ggc_round_alloc_size): New public function.  Uses
4367         ggc_alloced_size_order_for_request.
4368         (ggc_internal_alloc_stat): Use ggc_alloced_size_order_for_request.
4369         * ggc-zone.c (ggc_round_alloc_size): New public function extracted
4370         from ggc_internal_alloc_zone_stat.
4371         (ggc_internal_alloc_zone_stat): Use ggc_round_alloc_size.
4372         * toplev.c (general_init): Initialize
4373         line_table->alloced_size_for_request.
4374
4375 2011-10-15  Tom Tromey  <tromey@redhat.com>
4376             Dodji Seketeli  <dodji@redhat.com>
4377
4378         * input.c (ONE_K, ONE_M, SCALE, STAT_LABEL, FORMAT_AMOUNT): New macros.
4379         (num_expanded_macros_counter, num_macro_tokens_counter): Declare
4380         new counters.
4381         (dump_line_table_statistics): Define new function.
4382         * input.h (dump_line_table_statistics): Declare new function.
4383         * toplev.c (dump_memory_report): Call dump_line_table_statistics.
4384
4385 2011-10-15  Tom Tromey  <tromey@redhat.com>
4386             Dodji Seketeli  <dodji@redhat.com>
4387
4388         * doc/cppopts.texi: Document -fdebug-cpp.
4389         * doc/invoke.texi: Add -fdebug-cpp to the list of preprocessor options.
4390
4391 2011-10-15  Tom Tromey  <tromey@redhat.com>
4392             Dodji Seketeli  <dodji@redhat.com>
4393
4394         * gcc/diagnostic.h (diagnostic_report_current_module): Add a
4395         location parameter.
4396         * diagnostic.c (diagnostic_report_current_module): Add a location
4397         parameter to the function definition.  Use it instead of
4398         input_location.  Resolve the virtual location rather than just
4399         looking up its map and risking to touch a resulting macro map.
4400         (default_diagnostic_starter): Pass the relevant diagnostic
4401         location to diagnostic_report_current_module.
4402         * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): New.
4403         (virt_loc_aware_diagnostic_finalizer): Likewise.
4404         (diagnostic_report_current_function): Pass the
4405         relevant location to diagnostic_report_current_module.
4406         * tree-diagnostic.h (virt_loc_aware_diagnostic_finalizer): Declare
4407         new function.
4408         * toplev.c (general_init): By default, use the new
4409         virt_loc_aware_diagnostic_finalizer as diagnostic finalizer.
4410         * Makefile.in: Add vec.h dependency to tree-diagnostic.c.
4411
4412 2011-10-15  Tom Tromey  <tromey@redhat.com>
4413             Dodji Seketeli  <dodji@redhat.com>
4414
4415         * doc/cppopts.texi (-ftrack-macro-expansion): Document new option.
4416         * doc/invoke.texi (-ftrack-macro-expansion): Add this to the list of
4417         preprocessor related options.
4418
4419 2011-10-15  Tom Tromey  <tromey@redhat>
4420             Dodji Seketeli  <dodji@redhat.com>
4421
4422         * input.h (struct expanded_location): Move to libcpp/line-map.h.
4423         (LOCATION_COLUMN): New accessor
4424         (in_system_header_at): Use linemap_location_in_system_header_p.
4425         * diagnostic.c (diagnostic_report_current_module): Adjust to avoid
4426         touching the internals of struct line_map.  Use the public API instead.
4427         (diagnostic_report_diagnostic): Don't use relational operator '<'
4428         on virtual locations.  Use linemap_location_before_p instead.
4429         * input.c (expand_location): Adjust to expand to the tokens'
4430         spelling location when macro location tracking is on.
4431
4432
4433 2011-10-08  Andi Kleen  <ak@linux.intel.com>
4434
4435         * ggc-page.c (GGC_QUIRE_SIZE): Increase to 512
4436
4437 2011-10-13  Andi Kleen  <ak@linux.intel.com>
4438
4439         * toplev.c (compile_file): Rename __gnu_slim_lto to __gnu_lto_slim.
4440
4441 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
4442
4443         PR tree-optimization/50727
4444         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Add
4445         DEF_STMT to the list of statements to be replaced by the
4446         pattern statements.
4447
4448 2011-10-16  Eric Botcazou  <ebotcazou@adacore.com>
4449
4450         PR rtl-optimization/50615
4451         * combine.c (distribute_notes) <REG_ARGS_SIZE>: Skip if I3 is a no-op.
4452
4453 2011-10-16  Jakub Jelinek  <jakub@redhat.com>
4454
4455         PR tree-optimization/50596
4456         * tree-vectorizer.h (NUM_PATTERNS): Increase to 7.
4457         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
4458         vect_recog_bool_pattern.
4459         (check_bool_pattern, adjust_bool_pattern_cast,
4460         adjust_bool_pattern, vect_recog_bool_pattern): New functions.
4461
4462 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
4463
4464         * tree-vect-stmts.c (vectorizable_load): For SLP without permutation
4465         treat the first load of the node as the first element in its
4466         interleaving chain.
4467         * tree-vect-slp.c (vect_get_and_check_slp_defs): Swap the operands if
4468         necessary and possible.
4469         (vect_build_slp_tree): Add new argument.  Allow load groups of any size
4470         in basic blocks.  Keep all the loads for further permutation check.
4471         Use the new argument to determine if there is a permutation.  Update
4472         the recursive calls.
4473         (vect_supported_load_permutation_p): Allow subchains of interleaving
4474         chains in basic block vectorization.
4475         (vect_analyze_slp_instance): Update the call to vect_build_slp_tree.
4476         Check load permutation based on the new parameter.
4477         (vect_schedule_slp_instance): Don't start from the first element in
4478         interleaving chain unless the loads are permuted.
4479
4480 2011-10-15  Jan Hubicka  <jh@suse.cz>
4481
4482         PR target/48668
4483         PR target/50689
4484         * cgraphunit.c (cgraph_expand_function): Expand thunks and alises
4485         after function body.
4486
4487 2011-10-15  Richard Henderson  <rth@redhat.com>
4488
4489         * tree-vect-slp.c: Include langhooks.h.
4490         (vect_create_mask_and_perm): Emit VEC_PERM_EXPR, not a builtin.
4491         (vect_transform_slp_perm_load): Use can_vec_perm_expr_p.  Simplify
4492         mask creation for VEC_PERM_EXPR.
4493         * tree-vect-stmts.c (perm_mask_for_reverse): Return the mask,
4494         not the builtin.
4495         (reverse_vec_elements): Emit VEC_PERM_EXPR not a builtin.
4496         * Makefile.in (tree-vect-slp.o): Update dependency.
4497         * optabs.c (can_vec_perm_expr_p): Allow NULL as unknown constant.
4498
4499 2011-10-15  Alan Modra  <amodra@gmail.com>
4500
4501         PR bootstrap/50738
4502         * ifcvt.c (dead_or_predicable): Revert accidental commit with
4503         HAVE_simple_return test.
4504
4505 2011-10-15  Alan Modra  <amodra@gmail.com>
4506
4507         * ifcvt.c (dead_or_predicable): Disable if-conversion when
4508         doing so is likely to kill a shrink-wrapping opportunity.
4509
4510         PR rtl-optimization/49941
4511         * jump.c (mark_jump_label_1): Set JUMP_LABEL for simple_return jumps.
4512
4513         * rtl.h (set_return_jump_label): Declare.
4514         * function.c (set_return_jump_label): New function, extracted..
4515         (thread_prologue_and_epilogue_insns): ..from here.  Use it in
4516         another instance to set return jump_label.
4517         * cfgrtl.c (force_nonfallthru_and_redirect): Use set_return_jump_label.
4518         * reorg.c (find_end_label): Likewise.
4519
4520 2011-10-14  David S. Miller  <davem@davemloft.net>
4521
4522         * config/sparc/sol2.h: Protect -m{cpu,tune}=native handling
4523         with a more complete cpp test.
4524         * config/sparc/linux64.h: Likewise.
4525         * config/sparc/linux.h: Likewise.
4526         * config/sparc/sparc.opt (sparc_debug): New target variable.
4527         (mdebug): New target option.
4528         * config/sparc/sparc.h (MASK_DEBUG_OPTIONS, MASK_DEBUG_ALL,
4529         TARGET_DEBUG_OPTIONS): New defines.
4530         * config/sparc/sparc.c (debug_target_flag_bits,
4531         debug_target_flags): New functions.
4532         (sparc_option_override): Add name strings back to cpu_table[].
4533         Parse -mdebug string.  When TARGET_DEBUG_OPTIONS is true, print
4534         out the target flags before and after override processing as well
4535         as the selected cpu.  If MASK_V8PLUS, make sure that the selected
4536         cpu is at least v9.
4537
4538 2011-10-15  Oleg Endo  <oleg.endo@t-online.de>
4539
4540         PR target/49263
4541         * config/sh/sh.h (ZERO_EXTRACT_ANDMASK): New macro.
4542         * config/sh/sh.c (sh_rtx_costs): Add test instruction case.
4543         * config/sh/sh.md (tstsi_t): Name existing insn.  Make inner
4544         and instruction commutative.
4545         (tsthi_t, tstqi_t, tstqi_t_zero, tstsi_t_and_not,
4546         tstsi_t_zero_extract_eq, tstsi_t_zero_extract_xor,
4547         tstsi_t_zero_extract_subreg_xor_little,
4548         tstsi_t_zero_extract_subreg_xor_big): New insns.
4549         (*movsicc_t_false, *movsicc_t_true): Replace space with tab in
4550         asm output.
4551         (*andsi_compact): Reorder alternatives so that K08 is considered first.
4552
4553 2011-10-14  Eric Botcazou  <ebotcazou@adacore.com>
4554
4555         PR target/50354
4556         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if the default
4557         processor is at least V9 and TARGET_64BIT_DEFAULT is defined.
4558
4559 2011-10-14  Gerald Pfeifer  <gerald@pfeifer.com>
4560
4561         * invoke.texi (AVR Options): Avoid \leq{}.
4562
4563 2011-10-14  Kai Tietz  <ktietz@redhat.com>
4564
4565         * gimplify.c (gimplify_expr): Take care that for bitwise-binary
4566         transformation the operands have compatible types.
4567
4568 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4569
4570         * config/i386/sse.md (vec_widen_smult_hi_v8hi,
4571         vec_widen_smult_lo_v8hi, vec_widen_umult_hi_v8hi,
4572         vec_widen_umult_lo_v8hi): Macroize using VI2_AVX2
4573         mode iterator and any_extend code iterator.
4574         (vec_widen_<s>mult_hi_v8si, vec_widen_<s>mult_lo_v8si): New expanders.
4575         (vec_widen_smult_hi_v4si, vec_widen_smult_lo_v4si): Enable
4576         also for TARGET_SSE4_1 using pmuldq insn.
4577         (sdot_prodv8hi): Macroize using VI2_AVX2 iterator.
4578         (sse2_sse4_1): New code attr.
4579         (udot_prodv4si): Macroize using any_extend code iterator.
4580         (<s>dot_prodv8si): New expander.
4581
4582 2011-10-14  Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
4583
4584         * config/i386/i386.c (atom_cost): Changed cost for loading
4585         QImode using movzbl.
4586
4587 2011-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
4588
4589         * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo in my
4590         change on October 11th, 2011.
4591
4592 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4593
4594         * config/i386/sse.md (vec_interleave_high<mode>,
4595         vec_interleave_low<mode>): Add AVX2 expanders for VI_256 modes.
4596         * config/i386/i386.c (expand_vec_perm_interleave3): New function.
4597         (ix86_expand_vec_perm_builtin_1): Call it.
4598
4599 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
4600
4601         Fix thinko from r179765
4602         * config/avr/avr.c (avr_option_override): Don't override
4603         flag_omit_frame_pointer if not actually needed.
4604
4605 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
4606
4607         PR target/46278
4608         * doc/invoke.texi (AVR Options): Document -mstrict-X.
4609
4610         * config/avr/avr.opt (-mstrict-X): New option.
4611         (avr_strict_X): New variable reflecting -mstrict-X.
4612         * config/avr/avr.c (avr_reg_ok_for_addr_p): Add parameter
4613         outer_code and pass it down to avr_regno_mode_code_ok_for_base_p.
4614         (avr_legitimate_address_p): Pass outer_code to
4615         avr_reg_ok_for_addr_p and use that function in case PLUS.
4616         (avr_mode_code_base_reg_class): Depend on avr_strict_X.
4617         (avr_regno_mode_code_ok_for_base_p): Ditto, and depend on outer_code.
4618         (avr_option_override): Disable -fcaller-saves if -mstrict-X is on.
4619
4620 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4621
4622         * config/i386/sse.md (neg<mode>2): Use VI_AVX2 iterator instead
4623         of VI_128.
4624
4625         * config/i386/sse.md (mulv2di3): Macroize using VI8_AVX2 iterator.
4626         (ashl<mode>3): Use VI248_AVX2 iterator instead of VI248_128.
4627         Use <sseinsnmode> instead of TI in mode attr.
4628
4629 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4630
4631         * config/arm/linux-atomic-64bit.c: New (based on linux-atomic.c).
4632         * config/arm/linux-atomic.c: Change comment to point to 64bit version.
4633         (SYNC_LOCK_RELEASE): Instantiate 64bit version.
4634         * config/arm/t-linux-eabi: Pull in linux-atomic-64bit.c.
4635
4636 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4637
4638         * config/arm/arm.c (arm_output_ldrex): Support ldrexd.
4639         (arm_output_strex): Support strexd.
4640         (arm_output_it): New helper to output it in Thumb2 mode only.
4641         (arm_output_sync_loop): Support DI mode.  Change comment to
4642         not support const_int.
4643         (arm_expand_sync): Support DI mode.
4644         * config/arm/arm.h (TARGET_HAVE_LDREXBHD): Split into LDREXBH
4645         and LDREXD.
4646         * config/arm/iterators.md (NARROW): move from sync.md.
4647         (QHSD): New iterator for all current ARM integer modes.
4648         (SIDI): New iterator for SI and DI modes only.
4649         * config/arm/sync.md (sync_predtab): New mode_attr.
4650         (sync_compare_and_swapsi): Fold into sync_compare_and_swap<mode>.
4651         (sync_lock_test_and_setsi): Fold into sync_lock_test_and_setsi<mode>.
4652         (sync_<sync_optab>si): Fold into sync_<sync_optab><mode>.
4653         (sync_nandsi): Fold into sync_nand<mode>.
4654         (sync_new_<sync_optab>si): Fold into sync_new_<sync_optab><mode>.
4655         (sync_new_nandsi): Fold into sync_new_nand<mode>.
4656         (sync_old_<sync_optab>si): Fold into sync_old_<sync_optab><mode>.
4657         (sync_old_nandsi): Fold into sync_old_nand<mode>.
4658         (sync_compare_and_swap<mode>): Support SI & DI.
4659         (sync_lock_test_and_set<mode>): Likewise.
4660         (sync_<sync_optab><mode>): Likewise.
4661         (sync_nand<mode>): Likewise.
4662         (sync_new_<sync_optab><mode>): Likewise.
4663         (sync_new_nand<mode>): Likewise.
4664         (sync_old_<sync_optab><mode>): Likewise.
4665         (sync_old_nand<mode>): Likewise.
4666         (arm_sync_compare_and_swapsi): Turn into iterator on SI & DI.
4667         (arm_sync_lock_test_and_setsi): Likewise.
4668         (arm_sync_new_<sync_optab>si): Likewise.
4669         (arm_sync_new_nandsi): Likewise.
4670         (arm_sync_old_<sync_optab>si): Likewise.
4671         (arm_sync_old_nandsi): Likewise.
4672         (arm_sync_compare_and_swap<mode> NARROW): use sync_predtab, fix indent.
4673         (arm_sync_lock_test_and_setsi<mode> NARROW): Likewise.
4674         (arm_sync_new_<sync_optab><mode> NARROW): Likewise.
4675         (arm_sync_new_nand<mode> NARROW): Likewise.
4676         (arm_sync_old_<sync_optab><mode> NARROW): Likewise.
4677         (arm_sync_old_nand<mode> NARROW): Likewise.
4678
4679 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4680
4681         PR target/48126
4682         * config/arm/arm.c (arm_output_sync_loop): Move label before barrier.
4683
4684 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4685
4686         * config/arm/arm.h (TARGET_HAVE_DMB_MCR): MCR Not available in Thumb1.
4687
4688 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
4689
4690         * doc/invoke.texi ([Wformat-zero-length]): Tidy.
4691
4692 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4693
4694         * gimple.c (walk_stmt_load_store_addr_ops): Call visit_addr also
4695         on COND_EXPR/VEC_COND_EXPR comparison operands if they are ADDR_EXPRs.
4696
4697 2011-10-14  Richard Guenther  <rguenther@suse.de>
4698
4699         PR tree-optimization/50723
4700         * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
4701
4702 2011-10-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4703
4704         * gengtype.c (files_rules): Added rules for objc/objc-map.h and
4705         objc/objc-map.c.
4706
4707 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
4708
4709         PR c++/17212
4710         * doc/invoke.texi ([Wformat-zero-length]): Update.
4711
4712 2011-10-14  Iain Sandoe  <iains@gcc.gnu.org>
4713
4714         PR bootstrap/50699
4715         * config/darwin.c (darwin_patch_builtin): Adjust argument type. Only
4716         build for powerpc targets.  (darwin_patch_builtins): Only build for
4717         powerpc targets.
4718
4719 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4720
4721         * config/i386/sse.md (*avx_cvtdq2pd256_2): Rename to...
4722         (avx_cvtdq2pd256_2): ... this.
4723         (sseunpackfltmode): New mode attr.
4724         (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi,
4725         vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): Macroize
4726         using VI2_AVX2 iterator.
4727         (vec_unpacku_float_hi_v8si, vec_unpacku_float_lo_v8si): New expanders.
4728
4729 2011-10-13  David S. Miller  <davem@davemloft.net>
4730
4731         * config/sparc/sparc.md (plusminus): New code iterator.
4732         (plusminus_insn): New code attr.
4733         (addv2si3, subv2si3, addv4hi3, subv4hi3, addv2hi3, subv2hi3): Merge
4734         using plusminus and plusminus_insn.
4735         (fpadd64_vis, fpsub64_vis): Likewise.
4736
4737 2011-10-13  Richard Henderson  <rth@redhat.com>
4738
4739         * doc/md.texi (vec_perm): Document fallback to byte permutation.
4740         * genopinit.c (optabs): Add vec_perm_const.
4741         * optabs.c (can_vec_perm_expr_p): Rename from expand_vec_perm_expr_p.
4742         Reject non-vector modes.  Allow fallback to byte permutation.
4743         (expand_vec_perm_expr_1): Split out from ...
4744         (expand_vec_perm_expr): ... here.  Allow fallback to byte permutation.
4745         * optabs.h (DOI_vec_perm_const, vec_perm_const_optab): New.
4746         * tree-vect-generic.c (lower_vec_perm): Update for name change.
4747
4748 2011-10-13  Richard Henderson  <rth@redhat.com>
4749
4750         * config/rs6000/altivec.md (vec_permv16qi): New pattern.
4751
4752         * config/rs6000/spu.md (vec_permv16qi): New pattern.
4753
4754         * config/i386/i386.c (ix86_expand_vec_perm_const): New.
4755         * config/i386/i386-protos.h: Update.
4756         * config/i386/sse.md (VEC_PERM_CONST): New mode iterator.
4757         (vec_perm_const<VEC_PERM_CONST>): New expander.
4758
4759         * optabs.c (expand_vector_broadcast): New.
4760         (expand_binop): Expand scalar shifts of vectors to vector shifts
4761         of vectors, if the former isn't supported.
4762         * tree-vect-generic.c (expand_vector_operations_1): Don't do that
4763         here; always simplify to scalar shift of vector if possible.
4764
4765         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Fix mode
4766         test for vector splat.
4767
4768 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4769
4770         * config/i386/sse.md (vec_set<mode>): Change V_128 iterator mode to V.
4771
4772 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4773             Richard Guenther  <rguenther@suse.de>
4774
4775         * tree-ssa.c (maybe_optimize_var): Drop TREE_ADDRESSABLE from vector
4776         or complex vars even if their DECL_UID is in not_reg_needs bitmap.
4777
4778 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4779
4780         * config/i386/sse.md (reduc_umin_v8hi): New pattern.
4781         * config/i386/i386.c (ix86_build_const_vector): Handle
4782         also V32QI, V16QI, V16HI and V8HI modes.
4783         (emit_reduc_half): New function.
4784         (ix86_expand_reduc): Use phminposuw insn for V8HImode UMIN.
4785         Use emit_reduc_half helper function.
4786
4787 2011-10-13  Lawrence Crowl  <crowl@google.com>
4788             Diego Novillo  <dnovillo@google.com>
4789
4790         * lto-streamer-in.c (input_struct_function_base): Factor out of ...
4791         (input_function): ... here.
4792         * lto-streamer-out.c (output_struct_function_base): Factor out of ...
4793         (output_function): ... here.
4794
4795 2011-10-13  Gabriel Charette  <gchare@google.com>
4796             Diego Novillo  <dnovillo@google.com>
4797
4798         * streamer-hooks.h (struct streamer_hooks): Add hooks
4799         input_location and output_location.
4800         * lto-streamer-in.c (lto_input_location): Use
4801         streamer_hooks.input_location, if set.
4802         * lto-streamer-out.c (lto_output_location): Use
4803         streamer_hooks.output_location, if set.
4804
4805 2011-10-13  Eric Botcazou  <ebotcazou@adacore.com>
4806
4807         * doc/invoke.texi (SPARC options): Document -mfix-at697f.
4808         * config/sparc/sparc.opt (mfix-at697f): New option.
4809         * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
4810         (sparc_reorg): New function.
4811
4812 2011-10-13  Richard Guenther  <rguenther@suse.de>
4813
4814         PR tree-optimization/50712
4815         * ipa-split.c (split_function): Always re-gimplify parameters
4816         when they are not gimple vals before passing them.  Properly
4817         check for type compatibility.
4818
4819 2011-10-13  Tom de Vries  <tom@codesourcery.com>
4820
4821         * function.c (gimplify_parameters): Set number of arguments of call to
4822         BUILT_IN_ALLOCA_WITH_ALIGN to 2.
4823
4824 2011-10-13  Tom de Vries  <tom@codesourcery.com>
4825
4826         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_READONLY_P
4827         for static const strings.
4828         * varasm.c (build_constant_desc): Generate the memory location of the
4829         constant using gen_const_mem.
4830
4831 2011-10-13  Richard Guenther  <rguenther@suse.de>
4832
4833         PR tree-optimization/50698
4834         * tree-data-ref.c (split_constant_offset_1): Also process
4835         offsets of &MEM.
4836
4837 2011-10-12  David S. Miller  <davem@davemloft.net>
4838
4839         * config/sparc/sparc.md (UNSPEC_FPMERGE): Delete.
4840         (UNSPEC_MUL16AU, UNSPEC_MUL8, UNSPEC_MUL8SU, UNSPEC_MULDSU): New
4841         unspecs.
4842         (fpmerge_vis): Remove inaccurate comment, represent using vec_select
4843         of a vec_concat.
4844         (vec_interleave_lowv8qi, vec_interleave_highv8qi): New insns.
4845         (fmul8x16_vis, fmul8x16au_vis, fmul8sux16_vis, fmuld8sux16_vis):
4846         Reimplement as unspecs and remove inaccurate comments.
4847         (vis3_shift_patname): New code attr.
4848         (<vis3_shift_insn><vbits>_vis): Rename to
4849         "v<vis3_shift_patname><mode>3".
4850         (vis3_addsub_ss_patname): New code attr.
4851         (<vis3_addsub_ss_insn><vbits>_vis): Rename to
4852         "<vis3_addsub_ss_patname><mode>3".
4853         * config/sparc/sparc.c (sparc_vis_init_builtins): Update to
4854         accommodate pattern name changes.
4855
4856         * config/sparc/sparc.h: Do not force TARGET_VIS3 and TARGET_FMAF
4857         to zero when assembler lacks support for such instructions.
4858         * config/sparc/sparc.c (sparc_option_override): Clear MASK_VIS3
4859         and MASK_FMAF in defaults when assembler lacks necessary support.
4860
4861 2011-10-12  Jakub Jelinek  <jakub@redhat.com>
4862
4863         * config/i386/sse.md (vec_unpacks_lo_<mode>,
4864         vec_unpacks_hi_<mode>, vec_unpacku_lo_<mode>,
4865         vec_unpacku_hi_<mode>): Change VI124_128 mode to VI124_AVX2.
4866         * config/i386/i386.c (ix86_expand_sse_unpack): Handle
4867         V32QImode, V16HImode and V8SImode for TARGET_AVX2.
4868
4869         * config/i386/sse.md (vec_avx2): New mode_attr.
4870         (mulv16qi3): Macroize to cover also mulv32qi3 for TARGET_AVX2 into ...
4871         (mul<mode>3): ... this.
4872
4873         * config/i386/i386.md (UNSPEC_VPERMDI): Remove.
4874         * config/i386/i386.c (ix86_expand_vec_perm): Handle
4875         V16QImode and V32QImode for TARGET_AVX2.
4876         (MAX_VECT_LEN): Increase to 32.
4877         (expand_vec_perm_blend): Add support for 32-byte integer
4878         vectors with TARGET_AVX2.
4879         (valid_perm_using_mode_p): New function.
4880         (expand_vec_perm_pshufb): Add support for 32-byte integer
4881         vectors with TARGET_AVX2.
4882         (expand_vec_perm_vpshufb2_vpermq): New function.
4883         (expand_vec_perm_vpshufb2_vpermq_even_odd): New function.
4884         (expand_vec_perm_even_odd_1): Handle 32-byte integer vectors
4885         with TARGET_AVX2.
4886         (ix86_expand_vec_perm_builtin_1): Try expand_vec_perm_vpshufb2_vpermq
4887         and expand_vec_perm_vpshufb2_vpermq_even_odd.
4888         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Add for TARGET_AVX2
4889         32-byte integer vector modes.
4890         (vec_pack_trunc_<mode>): Use VI248_AVX2 instead of VI248_128.
4891         (avx2_interleave_highv32qi, avx2_interleave_lowv32qi): Remove pasto.
4892         (avx2_pshufdv3, avx2_pshuflwv3, avx2_pshufhwv3): Generate
4893         4 new operands.
4894         (avx2_pshufd_1, avx2_pshuflw_1, avx2_pshufhw_1): Don't use
4895         match_dup, instead add 4 new operands and require they have
4896         right cross-lane values.
4897         (avx2_permv4di): Change into define_expand.
4898         (avx2_permv4di_1): New instruction.
4899         (avx2_permv2ti): Use nonimmediate_operand instead of register_operand
4900         for "xm" constrained operand.
4901         (VEC_PERM_AVX2): Add V32QI and V16QI for TARGET_AVX2.
4902
4903         * config/i386/sse.md (avx2_gathersi<mode>,
4904         avx2_gatherdi<mode>, avx2_gatherdi<mode>256): Add clobber of
4905         match_scratch, change memory_operand to register_operand,
4906         add (mem:BLK (scratch)) use.
4907         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>,
4908         *avx2_gatherdi<mode>256): Add clobber of match_scratch,
4909         add earlyclobber to the output operand and match_scratch,
4910         add (mem:BLK (scratch)) use, change the other mem to match_operand.
4911         Use %p6 instead of %c6 in the pattern.
4912         * config/i386/i386.c (ix86_expand_builtin): Adjust for
4913         operand 2 being a Pmode register_operand instead of memory_operand.
4914
4915 2011-10-12  Kai Tietz  <ktietz@redhat.com>
4916
4917         * config/i386/i386.md (simple_return): Disable if TARGET_SEH is active.
4918
4919 2011-10-12  Steve Ellcey  <sje@cup.hp.com>
4920
4921         * config/ia64/ia64.c (ia64_init_builtins): Fix unbalanced parentheses.
4922
4923 2011-10-12  Richard Guenther  <rguenther@suse.de>
4924
4925         * tree-ssa-alias.c (maybe_skip_until): Cache also at the point
4926         of the first store we visit in a basic-block.
4927         (get_continuation_for_phi): Search for a candidate VUSE that
4928         might dominates all others.  Do pairwise disambiguation against
4929         that candidate.
4930
4931 2011-10-12  Paul Koning  <pkoning@gcc.gnu.org>
4932
4933         PR tree-optimization/50189
4934         * tree-vrp.c (extract_range_from_assert): Use the type of
4935         the variable, not the limit.
4936
4937 2011-10-12  Richard Guenther  <rguenther@suse.de>
4938
4939         PR tree-optimization/50700
4940         * tree-object-size.c (addr_object_size): Simplify and treat
4941         MEM_REF bases consistently.
4942
4943 2011-10-12  Bernd Schmidt  <bernds@codesourcery.com>
4944
4945         * function.c (prepare_shrink_wrap, bb_active_p): New function.
4946         (thread_prologue_and_epilogue_insns): Use bb_active_p.  Call
4947         prepare_shrink_wrap, then recompute bb_active_p for the last block.
4948
4949 2011-10-12  Joseph Myers  <joseph@codesourcery.com>
4950
4951         PR c/50565
4952         * convert.c (convert_to_integer): Do not narrow operands of
4953         pointer subtraction.
4954
4955 2011-10-12  Nick Clifton  <nickc@redhat.com>
4956
4957         * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): New macro.  Used to
4958         emit a .eabi_attribute assembler directive, possibly with a
4959         comment attached.
4960         * config/arm/arm.c (arm_file_start): Use the new macro.
4961         * config/arm/arm-c.c (arm_output_c_attributes): Likewise.
4962
4963 2011-10-12  Georg-Johann Lay  <avr@gjlay.de>
4964
4965         PR target/49939
4966         * config/avr/avr.md (*movqi): Rename to movqi_insn.
4967         (*call_insn): Rename to call_insn.
4968         (*call_value_insn): Rename to call_value_insn.
4969         * config/avr/avr.c (avr_2word_insn_p): New static function.
4970         (jump_over_one_insn_p): Use it.
4971
4972 2011-10-12  Richard Sandiford  <richard.sandiford@linaro.org>
4973
4974         * expr.h (copy_blkmode_to_reg): Declare.
4975         * expr.c (copy_blkmode_to_reg): New function.
4976         (expand_assignment): Don't expand register RESULT_DECLs before
4977         the lhs.  Use copy_blkmode_to_reg to copy BLKmode values into a
4978         RESULT_DECL register.
4979         (expand_expr_real_1): Handle BLKmode decls when looking for promotion.
4980         * stmt.c (expand_return): Move BLKmode-to-register code into
4981         copy_blkmode_to_reg.
4982
4983 2011-10-11  Eric Botcazou  <ebotcazou@adacore.com>
4984
4985         PR target/49965
4986         * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
4987         (mov<F:mode>cc): Likewise.
4988
4989 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4990
4991         * tree-ssa-address.c (copy_ref_info): Remove copy of TREE_THIS_NOTRAP.
4992
4993 2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
4994
4995         * tree.h (built_in_decls): Delete old interface with two parallel
4996         arrays to hold standard builtin declarations, and replace it with
4997         a function based interface that can support creating builtins on
4998         the fly in the future.  Change all uses, and poison the old
4999         names.  Make sure 0 is not a legitimate builtin index.
5000         (implicit_built_in_decls): Ditto.
5001         (built_in_info): Ditto.
5002         (BUILTIN_VALID_P): Ditto.
5003         (builtin_decl_explicit): Ditto.
5004         (builtin_decl_implicit): Ditto.
5005         (set_builtin_decl): Ditto.
5006         (set_builtin_decl_implicit_p): Ditto.
5007         (builtin_decl_explicit_p): Ditto.
5008         (builtin_decl_implicit_p): Ditto.
5009         * tree-complex.c (expand_complex_libcall): Ditto.
5010         * tree-loop-distribution.c (generate_memset_zero): Ditto.
5011         * tree-ssa-strlen.c (get_string_length): Ditto.
5012         (handle_builtin_strcpy): Ditto.
5013         (handle_builtin_strcat): Ditto.
5014         * tree.c (iterative_hash_expr): Ditto.
5015         (local_define_builtin): Ditto.
5016         (build_common_builtin_nodes): Ditto.
5017         * builtins.c (built_in_decls): Ditto.
5018         (implicit_built_in_decls): Ditto.
5019         (built_in_info): Ditto
5020         (expand_builtin_classify_type): Ditto.
5021         (mathfn_built_in_1): Ditto.
5022         (expand_builtin_cexpi): Ditto.
5023         (expand_builtin_mempcpy_args): Ditto.
5024         (expand_builtin_stpcpy): Ditto.
5025         (gimplify_va_arg_expr): Ditto.
5026         (expand_builtin_sync_operation): Ditto.
5027         (build_builtin_expect_predicate): Ditto.
5028         (fold_builtin_memory_op): Ditto.
5029         (fold_builtin_strcpy): Ditto.
5030         (fold_builtin_stpcpy): Ditto.
5031         (fold_builtin_strncpy): Ditto.
5032         (fold_builtin_interclass_mathfn): Ditto.
5033         (fold_builtin_classify): Ditto.
5034         (fold_builtin_2): Ditto.
5035         (fold_builtin_strstr): Ditto.
5036         (fold_builtin_strrchr): Ditto.
5037         (fold_builtin_strpbrk): Ditto.
5038         (fold_builtin_strcat): Ditto.
5039         (fold_builtin_strncat): Ditto.
5040         (fold_builtin_strcspn): Ditto.
5041         (fold_builtin_fputs): Ditto.
5042         (fold_builtin_sprintf): Ditto.
5043         (fold_builtin_snprintf): Ditto.
5044         (expand_builtin_memory_chk): Ditto.
5045         (fold_builtin_memory_chk): Ditto.
5046         (fold_builtin_stxcpy_chk): Ditto.
5047         (fold_builtin_strncpy_chk): Ditto.
5048         (fold_builtin_strcat_chk): Ditto.
5049         (fold_builtin_strncat_chk): Ditto.
5050         (fold_builtin_sprintf_chk_1): Ditto.
5051         (fold_builtin_snprintf_chk_1): Ditto.
5052         (fold_builtin_printf): Ditto.
5053         (fold_builtin_fprintf): Ditto.
5054         (fold_call_stmt): Ditto.
5055         (set_builtin_user_assembler_name): Ditto.
5056         * tree-emutls.c (emutls_common_1): Ditto.
5057         * omp-low.c (scan_omp): Ditto.
5058         (lower_rec_input_clauses): Ditto.
5059         (lower_reduction_clauses): Ditto.
5060         (expand_parallel_call): Ditto.
5061         (expand_task_call): Ditto.
5062         (maybe_catch_exception): Ditto.
5063         (optimize_omp_library_calls): Ditto.
5064         (expand_omp_for_generic): Ditto.
5065         (expand_omp_for_static_nochunk): Ditto.
5066         (expand_omp_for_static_chunk): Ditto.
5067         (expand_omp_sections): Ditto.
5068         (expand_omp_atomic_fetch_op): Ditto.
5069         (expand_omp_atomic_pipeline): Ditto.
5070         (expand_omp_atomic_mutex): Ditto.
5071         (lower_omp_single_simple): Ditto.
5072         (lower_omp_single_copy): Ditto.
5073         (lower_omp_master): Ditto.
5074         (lower_omp_ordered): Ditto.
5075         (lower_omp_critical): Ditto.
5076         * tree-ssa-ccp.c (optimize_stdarg_builtin): Ditto.
5077         * builtins.c (DEF_BUILTIN_STUB): Ditto.
5078         (BUILT_IN_NONE): Ditto.
5079         * tree-ssa-math-opts.c (execute_optimize_bswap): Ditto.
5080         * gimple-low.c (lower_function_body): Ditto.
5081         (lower_builtin_setjmp): Ditto.
5082         * c-decl.c (merge_decls): Ditto.
5083         * tree-eh.c (lower_resx): Ditto.
5084         (lower_resx): Ditto.
5085         (lower_eh_dispatch): Ditto.
5086         * function (gimplify_parameters): Ditto.
5087         * c-typeck.c (build_function_call_vec): Ditto.
5088         * gimplify.c (build_stack_save_restore): Ditto.
5089         (gimplify_vla_decl): Ditto.
5090         (gimplify_modify_expr_to_memcpy): Ditto.
5091         (gimplify_modify_expr_to_memset): Ditto.
5092         (gimplify_variable_sized_compare): Ditto.
5093         (gimplify_function_tree): Ditto.
5094         * calls.c (emit_call_1): Ditto.
5095         * tree-ssa-forprop.c (simplify_builtin_call): Ditto.
5096         * tree-nested.c (convert_nl_goto_reference): Ditto.
5097         (convert_tramp_reference_op): Ditto.
5098         (finalize_nesting_tree_1): Ditto.
5099         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5100         (tree_ssa_prefetch_arrays): Ditto.
5101         * tree-streamer-in.c (streamer_get_builtin_tree): Ditto.
5102         * system.h (built_in_decls): Ditto.
5103         (implicit_built_in_decls): Ditto.
5104         * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5105         * config/sparc/sparc.c (sparc_gimplify_va_arg): Ditto.
5106         * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
5107         (ix86_veclibabi_svml): Ditto.
5108         (ix86_veclibabi_acml): Ditto.
5109         * config/vms/vms.c (vms_patch_builtins): Ditto.
5110         * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5111         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Ditto.
5112         (rs6000_builtin_vectorized_libmass): Ditto.
5113         (rs6000_init_builtins): Ditto.
5114         * config/darwin.c (darwin_override_options): Ditto.
5115         (darwin_patch_builtin): Ditto.
5116         (darwin_rename_builtins): Ditto.
5117         * config/pa/pa.c (pa_init_builtins): Ditto.
5118
5119 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5120
5121         * tree.h (copy_ref_info): Expose existing function.
5122         * tree-ssa-loop-ivopts.c (copy_ref_info): Move function to...
5123         * tree-ssa-address.c (copy_ref_info): ...here, and remove static token.
5124
5125 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
5126
5127         * config/avr/avr-protos.h (avr_mode_code_base_reg_class): New
5128         prototype.
5129         (avr_regno_mode_code_ok_for_base_p): New prototype.
5130         * config/avr/avr.h (BASE_REG_CLASS): Remove.
5131         (REGNO_OK_FOR_BASE_P): Remove.
5132         (REG_OK_FOR_BASE_NOSTRICT_P): Remove.
5133         (REG_OK_FOR_BASE_STRICT_P): Remove.
5134         (MODE_CODE_BASE_REG_CLASS): New define.
5135         (REGNO_MODE_CODE_OK_FOR_BASE_P): New define.
5136         * config/avr/avr.c (avr_mode_code_base_reg_class): New function.
5137         (avr_regno_mode_code_ok_for_base_p): New function.
5138         (avr_reg_ok_for_addr_p): New static function.
5139         (avr_legitimate_address_p): Use it.  Beautify.
5140
5141 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
5142
5143         PR target/50447
5144         * config/avr/avr.md (cc): Add out_plus attribute alternative.
5145         (addsi3): Use it.  Adapt avr_out_plus to new prototype.  Use
5146         avr_out_plus for all CONST_INT addends.
5147         * config/avr/avr-protos.h (avr_out_plus): Change prototype.
5148         * config/avr/avr.c (notice_update_cc): Call avr_out_plus on
5149         CC_OUT_PLUS.
5150         (avr_out_plus_1): Change prototype and report effect on cc0.
5151         (avr_out_plus): Ditto.
5152         (adjust_insn_length): Adapt call to avr_out_plus to new prototype.
5153
5154 2011-10-11  H.J. Lu  <hongjiu.lu@intel.com>
5155
5156         * config/i386/i386.c (ix86_expand_special_args_builtin): Remove
5157         the extra break.
5158
5159 2011-10-11  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
5160
5161         * doc/invoke.texi: Document new warning.
5162         * common.opt (Wvector-operation-performance): Define new warning.
5163         * tree-vect-generic.c (expand_vector_piecewise): Warn about expanded
5164         vector operation.
5165         (exapnd_vector_parallel): Warn about expanded vector operation.
5166         (lower_vec_shuffle): Warn about expanded vector operation.
5167         * c-typeck.c (c_build_vec_perm_expr): Store correct location
5168         when creating VEC_PERM_EXPR.
5169
5170 2011-10-11  Richard Guenther  <rguenther@suse.de>
5171
5172         PR tree-optimization/50204
5173         * tree-ssa-alias.c (get_continuation_for_phi_1): Split out
5174         two argument handling from ...
5175         (get_continuation_for_phi): ... here.  Handle arbitrary number
5176         of PHI args.
5177
5178 2011-10-11  Richard Sandiford  <richard.sandiford@linaro.org>
5179
5180         * modulo-sched.c: Fix comment typo.  Mention the possibility
5181         of using scheduling windows of II+1 cycles.
5182
5183 2011-10-11  Tristan Gingold  <gingold@adacore.com>
5184
5185         * doc/invoke.texi (C Dialect Options): Document
5186         -fallow-parameterless-variadic-functions.
5187         * c-parser.c (c_parser_parms_list_declarator): Handle it.
5188
5189 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
5190
5191         * config/avr/avr.c (avr_option_override): Set flag_omit_frame_pointer
5192         to 0 if frame pointer is needed for unwinding.
5193
5194 2011-10-10  Uros Bizjak  <ubizjak@gmail.com>
5195
5196         PR bootstrap/50665
5197         * optabs.h (DOI_vec_perm): Rename from OTI_vec_perm.  Move from enum
5198         optab_index to enum direct_optab_index.
5199         (vec_perm_optab): Update.
5200
5201 2011-10-10  Anatoly Sokolov  <aesok@post.ru>
5202
5203         * config/cris/cris.c (cris_preferred_reload_class): New function.
5204         (TARGET_PREFERRED_RELOAD_CLASS): Define.
5205         * config/cris/cris.h (PREFERRED_RELOAD_CLASS): Remove.
5206
5207 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
5208
5209         * config/avr/avr.md (*tablejump_rjmp): Change insn condition to
5210         !AVR_HAVE_JMP_CALL.
5211         (*tablejump_lib): Change insn condition to AVR_HAVE_JMP_CALL.
5212         (*tablejump_enh, *tablejump): Remove insns.
5213         * config/avr/libgcc.S (__tablejump__): Use RET instead of EIND +
5214         EIJMP for indirect jump.  Use LPM Z+ where available.
5215
5216 2011-10-10  Richard Henderson  <rth@redhat.com>
5217
5218         * doc/md.texi (vec_perm_const): Fix typo in cindex.
5219
5220 2011-10-10  Kirill Yukhin  <kirill.yukhin@intel.com>
5221             Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
5222
5223         * config/i386/sse.md (fma_fnmsub_<mode>): Fix a typo.
5224
5225 2011-10-10  Richard Guenther  <rguenther@suse.de>
5226
5227         PR middle-end/50389
5228         * gimple-fold.c (gimplify_and_update_call_from_tree): Do not
5229         mark symbols for renaming.  Append the VUSE to all statements
5230         that possibly can have one.
5231
5232 2011-10-10  Richard Guenther  <rguenther@suse.de>
5233
5234         * ipa-split.c (pass_split_functions): Add verification TODOs.
5235         (pass_feedback_split_functions): Likewise.
5236
5237 2011-10-10  Richard Guenther  <rguenther@suse.de>
5238
5239         PR middle-end/50195
5240         * fold-const.c (fold_binary_loc): Canonicalize x*x to pow (x, 2)
5241         only when optimizing.
5242
5243 2011-10-10  Nick Clifton  <nickc@redhat.com>
5244
5245         PR middle-end/49801
5246         * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
5247         df_get_live_out instead of accessing the bitmaps directly.
5248         (execute_compare_elim_after_reload): Remove calls to df_set_flags,
5249         df_live_add_problem and df_analyze.
5250
5251 2011-10-10  Michael Matz  <matz@suse.de>
5252
5253         PR middle-end/50638
5254         * tree-emutls.c (gen_emutls_addr): Call add_referenced_var.
5255
5256 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
5257
5258         * modulo-sched.c (ps_reg_move_info): Add num_consecutive_stages.
5259         (SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES): Delete.
5260         (node_sched_params): Remove first_reg_move and nreg_moves.
5261         (ps_num_consecutive_stages, extend_node_sched_params): New functions.
5262         (update_node_sched_params): Move up file.
5263         (print_node_sched_params): Print the stage.  Don't dump info related
5264         to first_reg_move and nreg_moves.
5265         (set_columns_for_row): New function.
5266         (set_columns_for_ps): Move up file and use set_columns_for_row.
5267         (schedule_reg_move): New function.
5268         (schedule_reg_moves): Call extend_node_sched_params and
5269         schedule_reg_move.  Extend size of uses bitmap.  Initialize
5270         num_consecutive_stages.  Return false if a move could not be
5271         scheduled.
5272         (apply_reg_moves): Don't emit moves here.
5273         (permute_partial_schedule): Handle register moves.
5274         (duplicate_insns_of_cycles): Remove for_prolog.  Emit moves according
5275         to the same stage-count test as ddg nodes.
5276         (generate_prolog_epilog): Update calls accordingly.
5277         (sms_schedule): Allow move-scheduling to add a new first stage.
5278
5279 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
5280
5281         * modulo-sched.c (ps_insn): Adjust comment.
5282         (ps_reg_move_info): New structure.
5283         (partial_schedule): Add reg_moves field.
5284         (SCHED_PARAMS): Use node_sched_param_vec instead of node_sched_params.
5285         (node_sched_params): Turn first_reg_move into an identifier.
5286         (ps_reg_move): New function.
5287         (ps_rtl_insn): Cope with register moves.
5288         (ps_first_note): Adjust comment and assert that the instruction
5289         isn't a register move.
5290         (node_sched_params): Replace with...
5291         (node_sched_param_vec): ...this vector.
5292         (set_node_sched_params): Adjust accordingly.
5293         (print_node_sched_params): Take a partial schedule instead of a ddg.
5294         Use ps_rtl_insn and ps_reg_move.
5295         (generate_reg_moves): Rename to...
5296         (schedule_reg_moves): ...this.  Remove rescan parameter.  Record each
5297         move in the partial schedule, but don't emit it here.  Don't perform
5298         register substitutions here either.
5299         (apply_reg_moves): New function.
5300         (duplicate_insns_of_cycles): Use register indices directly,
5301         rather than finding instructions using PREV_INSN.  Use ps_reg_move.
5302         (sms_schedule): Call schedule_reg_moves before committing to
5303         a partial schedule.   Try the next ii if the schedule fails.
5304         Use apply_reg_moves instead of generate_reg_moves.  Adjust
5305         call to print_node_sched_params.  Free node_sched_param_vec
5306         instead of node_sched_params.
5307         (create_partial_schedule): Initialize reg_moves.
5308         (free_partial_schedule): Free reg_moves.
5309
5310 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
5311
5312         * modulo-sched.c (ps_insn): Replace node field with an identifier.
5313         (SCHED_ASAP): Replace with..
5314         (NODE_ASAP): ...this macro.
5315         (SCHED_PARAMS): New macro.
5316         (SCHED_TIME, SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES, SCHED_ROW)
5317         (SCHED_STAGE, SCHED_COLUMN): Redefine using SCHED_PARAMS.
5318         (node_sched_params): Remove asap.
5319         (ps_rtl_insn, ps_first_note): New functions.
5320         (set_node_sched_params): Use XCNEWVEC.  Don't copy across the
5321         asap values.
5322         (print_node_sched_params): Use SCHED_PARAMS and NODE_ASAP.
5323         (generate_reg_moves): Pass ids to the SCHED_* macros.
5324         (update_node_sched_params): Take a ps insn identifier rather than
5325         a node as parameter.  Use ps_rtl_insn.
5326         (set_columns_for_ps): Update for above field and SCHED_* macro changes.
5327         (permute_partial_schedule): Use ps_rtl_insn and ps_first_note.
5328         (optimize_sc): Update for above field and SCHED_* macro changes.
5329         Update calls to try_scheduling_node_in_cycle and
5330         update_node_sched_params.
5331         (duplicate_insns_of_cycles): Adjust for above field and SCHED_*
5332         macro changes.  Use ps_rtl_insn and ps_first_note.
5333         (sms_schedule): Pass ids to the SCHED_* macros.
5334         (get_sched_window): Adjust for above field and SCHED_* macro changes.
5335         Use NODE_ASAP instead of SCHED_ASAP.
5336         (try_scheduling_node_in_cycle): Remove node parameter.  Update
5337         call to ps_add_node_check_conflicts.  Pass ids to the SCHED_* macros.
5338         (sms_schedule_by_order): Update call to try_scheduling_node_in_cycle.
5339         (ps_insert_empty_row): Adjust for above field changes.
5340         (compute_split_row): Use ids rather than nodes.
5341         (verify_partial_schedule): Adjust for above field changes.
5342         (print_partial_schedule): Use ps_rtl_insn.
5343         (create_ps_insn): Take an id rather than a node.
5344         (ps_insn_find_column): Adjust for above field changes.
5345         Use ps_rtl_insn.
5346         (ps_insn_advance_column): Adjust for above field changes.
5347         (add_node_to_ps): Remove node parameter.  Update call to
5348         create_ps_insn.
5349         (ps_has_conflicts): Use ps_rtl_insn.
5350         (ps_add_node_check_conflicts): Replace node parameter than an id.
5351
5352 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
5353
5354         * modulo-sched.c (undo_replace_buff_elem): Delete.
5355         (generate_reg_moves): Don't build and return an undo list.
5356         (free_undo_replace_buff): Delete.
5357         (sms_schedule): Adjust call to generate_reg_moves.
5358         Don't call free_undo_replace_buff.
5359
5360 2011-10-10  Matthias Klose <doko@ubuntu.com>
5361
5362         * common/config/m32c: Remove empty directory.
5363
5364 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
5365
5366         * config/avr/avr.md (*mulhi3_enh): Treat squaring smarter.
5367
5368 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
5369
5370         PR target/50652
5371         * config/avr/avr-mcus.def (AVR_MCU): Set .data_section_start of
5372         atmega164a to 0x100.
5373
5374 2011-10-09  Eric Botcazou  <ebotcazou@adacore.com>
5375
5376         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Do not make
5377         the replacement if the conversion to the LHS type is not useless.
5378
5379 2011-10-09  Ira Rosen  <ira.rosen@linaro.org>
5380
5381         PR tree-optimization/50635
5382         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add
5383         DEF_STMT to the list of statements to be replaced by the
5384         pattern statements.
5385         (vect_handle_widen_mult_by_const): Don't check TYPE_OUT.
5386
5387 2011-10-09  Anatoly Sokolov  <aesok@post.ru>
5388
5389         * system.h: Commit forgotten hunk in previous patch.
5390         (OUTPUT_ADDR_CONST_EXTRA): Poison.
5391
5392 2011-10-08  Nicola Pero  <nicola.pero@meta-innovation.com>
5393
5394         PR libobjc/50428
5395         * doc/objc.texi (Garbage Collection): Updated example to protect
5396         +initialize against execution in subclasses.
5397
5398 2011-10-07  Richard Henderson  <rth@redhat.com>
5399
5400         * doc/extend.texi (__builtin_shuffle): Improve the description to
5401         include the modulus of the selector.  Mention OpenCL.
5402         * doc/md.texi (vec_perm, vec_perm_const): Document named patterns.
5403
5404         * tree.def (VEC_PERM_EXPR): Rename from VEC_SHUFFLE_EXPR.
5405         * genopinit.c (optabs): Rename vshuffle to vec_perm.
5406         * c-typeck.c (c_build_vec_perm_expr): Rename from
5407         c_build_vec_shuffle_expr.  Update for name changes.
5408         * optabs.c (expand_vec_perm_expr_p): Rename from
5409         expand_vec_shuffle_expr_p.
5410         (expand_vec_perm_expr): Rename from expand_vec_shuffle_expr.
5411         * optabs.h (OTI_vec_perm): Rename from DOI_vshuffle.
5412         (vec_perm_optab): Rename from vshuffle_optab.
5413         * expr.c, gimple-pretty-print.c, gimple.c, gimplify.c,
5414         c-tree.h, c-parser.c, tree-cfg.c, tree-inline.c, tree-pretty-print.c,
5415         tree-ssa-operands.c, tree-vect-generic.c: Update for name changes.
5416
5417         * config/i386/i386.c (ix86_expand_vec_perm): Rename from
5418         ix86_expand_vshuffle.
5419         * config/i386/i386-protos.h: Update.
5420         * config/i386/sse.md (VEC_PERM_AVX2): Rename from VSHUFFLE_AVX2.
5421         (vec_perm<VEC_PERM_AVX2>): Rename from vshuffle<VSHUFFLE_AVX2>.
5422
5423 2011-10-07  Richard Henderson  <rth@redhat.com>
5424
5425         * config/i386/predicates.md (avx2_pblendw_operand): New.
5426         * config/i386/sse.md (sse4_1_pblendw): Un-macroize.
5427         (avx2_pblendw, *avx2_pblendw): New expander and insn.
5428
5429 2011-10-07  Richard Henderson  <rth@redhat.com>
5430
5431         * config/i386/i386.c (bdesc_args): Update code for
5432         __builtin_ia32_palignr256.  Change type of __builtin_ia32_pslldqi256,
5433         and __builtin_ia32_psrldqi256 to V4DI_FTYPE_V4DI_INT_CONVERT.
5434         (ix86_expand_args_builtin): Handle V4DI_FTYPE_V4DI_INT_CONVERT.
5435         * config/i386/sse.md (mode iterator V16): Add V2TI.
5436         (mode iterator SSESCALARMODE): Use V2TI not V4DI.
5437         (mode attr ssse3_avx2): Add V2TI.
5438         (avx2_lshrqv4di3, avx2_lshlqv4di3): Remove.
5439
5440 2011-10-07  David S. Miller  <davem@davemloft.net>
5441
5442         PR 50655
5443         * configure.ac: Add .register directives to VIS3 test.
5444         * configure: Regenerate.
5445
5446 2011-10-07  Richard Henderson  <rth@redhat.com>
5447
5448         * config.gcc (x86_64-*): Add core-avx-i, core-avx2 for with_cpu.
5449
5450 2011-10-07  Richard Henderson  <rth@redhat.com>
5451
5452         PR 49752
5453         * fold-const.c (fold_checksum_tree): Remove out-of-date assert.
5454
5455 2011-10-07  Andrew Stubbs  <ams@codesourcery.com>
5456
5457         * config/arm/predicates.md (shift_amount_operand): Remove constant
5458         range check.
5459         (shift_operator): Check range of constants for all shift operators.
5460
5461 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5462
5463         * config/s390/s390.c (s390_emit_tls_call_insn): Remove assertion.
5464         Load GOT pointer for non-pic builds.
5465         (s390_load_got): Replace pic_offset_table_rtx with hardcoded r12.
5466         (s390_emit_call): Likewise.
5467
5468 2011-10-07  Tom de Vries  <tom@codesourcery.com>
5469
5470         PR middle-end/50527
5471         * tree.c (build_common_builtin_nodes): Add local_define_builtin for
5472         BUILT_IN_ALLOCA_WITH_ALIGN.  Mark that BUILT_IN_ALLOCA_WITH_ALIGN can
5473         throw.
5474         * builtins.c (expand_builtin_alloca): Handle BUILT_IN_ALLOCA_WITH_ALIGN
5475         arglist.  Set align for BUILT_IN_ALLOCA_WITH_ALIGN.
5476         (expand_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
5477         (is_inexpensive_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
5478         * tree-ssa-ccp.c (evaluate_stmt): Set align for
5479         BUILT_IN_ALLOCA_WITH_ALIGN.
5480         (fold_builtin_alloca_for_var): Rename to ...
5481         (fold_builtin_alloca_with_align): Set DECL_ALIGN from 2nd
5482         BUILT_IN_ALLOCA_WITH_ALIGN argument.
5483         (ccp_fold_stmt): Try folding BUILT_IN_ALLOCA_WITH_ALIGN using
5484         fold_builtin_alloca_with_align.
5485         (optimize_stack_restore): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
5486         * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN): Declare using
5487         DEF_BUILTIN_STUB.
5488         * ipa-pure-const.c (special_builtin_state): Handle
5489         BUILT_IN_ALLOCA_WITH_ALIGN.
5490         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1)
5491         (call_may_clobber_ref_p_1): Same.
5492         * function.c (gimplify_parameters): Lower vla to
5493         BUILT_IN_ALLOCA_WITH_ALIGN.
5494         * gimplify.c (gimplify_vla_decl): Same.
5495         * cfgexpand.c (expand_call_stmt): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
5496         * tree-mudflap.c (mf_xform_statements): Same.
5497         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
5498         (mark_all_reaching_defs_necessary_1, propagate_necessity): Same.
5499         * varasm.c (incorporeal_function_p): Same.
5500         * tree-object-size.c (alloc_object_size): Same.
5501         * gimple.c (gimple_build_call_from_tree): Same.
5502
5503 2011-10-07  Bernd Schmidt  <bernds@codesourcery.com>
5504
5505         * function.c (frame_required_for_rtx): Remove function.
5506         (requires_stack_frame_p): New arg set_up_by_prologue.  All callers
5507         changed.  Compute a set of mentioned registers and compare against
5508         the new arg rather than calling frame_required_for_rtx.
5509         (thread_prologue_and_epilogue_insns): Compute the set_up_by_prologue
5510         reg set.  Convert the unconverted_simple_returns mechanism to store
5511         jump insns rather than their basic blocks.  Also check the
5512         orig_entry_edge destination for new blocks.
5513
5514 2011-10-07  Jakub Jelinek  <jakub@redhat.com>
5515
5516         PR tree-optimization/50650
5517         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): Don't
5518         call vect_is_simple_cond here, instead fail if cond_expr isn't
5519         COMPARISON_CLASS_P or if get_vectype_for_scalar_type returns NULL
5520         for cond_expr's first operand.
5521         * tree-vect-stmts.c (vect_is_simple_cond): Static again.
5522         * tree-vectorizer.h (vect_is_simple_cond): Remove prototype.
5523
5524 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5525
5526         * config/s390/s390.md (DWH, dwh): New mode macros.
5527         ("umulsidi3"): Extend to support "umulditi3" as well.
5528
5529 2011-10-07  Uros Bizjak  <ubizjak@gmail.com>
5530             H.J. Lu  <hongjiu.lu@intel.com>
5531
5532         PR target/50603
5533         * config/i386/i386.c (ix86_fixup_binary_operands): Force src2 of
5534         integer PLUS RTX to a register to improve address combine.
5535
5536 2011-10-06  Richard Henderson  <rth@redhat.com>
5537
5538         * combine-stack-adjust.c (maybe_move_args_size_note): Add after
5539         parameter; use it to decide whether to merge two notes.
5540         (combine_stack_adjustments_for_block): Use maybe_move_args_size_note
5541         for the deallocation case as well.
5542
5543 2011-10-06  Anatoly Sokolov  <aesok@post.ru>
5544
5545         * system.h (OUTPUT_ADDR_CONST_EXTRA): Poison.
5546         * doc/tm.texi.in (OUTPUT_ADDR_CONST_EXTRA): Remove documentation.
5547         * doc/tm.texi: Regenerate.
5548         * target.def (output_addr_const_extra): Use
5549         hook_bool_FILEptr_rtx_false.
5550         * targhooks.c (default_asm_output_addr_const_extra): Remove.
5551         * targhooks.h (default_asm_output_addr_const_extra): Remove.
5552         * hooks.c (hook_bool_FILEptr_rtx_false): New functions.
5553         * hooks.h (hook_bool_FILEptr_rtx_false): Declare.
5554
5555 2011-10-06  David S. Miller  <davem@davemloft.net>
5556
5557         * config/sparc/sparc.md (popcount<mode>2, clz<mode>2): Split up into...
5558         (popcountdi2, popcountsi2, clzdi2, clzsi2): Explicit expanders, in the
5559         SI mode 64-bit code gen case explicitly zero-extend and truncate.
5560         (*popcount<mode>_sp64): Split up into...
5561         (*popcountdi_sp64, *popcountsi_64): Explicit instantiations, and in the
5562         SImode case use truncate.
5563         (*clzsi_sp64): Rewrite to use truncate, and let the expander emit the
5564         subtract so the compiler can optimize it.
5565         (SIDI): Remove unused mode iterator.
5566
5567 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
5568
5569         * function.c (thread_prologue_and_epilogue_insns): Emit split prologue
5570         on the orig_entry_edge. Don't account for it in prologue_clobbered.
5571
5572 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
5573
5574         PR tree-optimization/50596
5575         * tree-vectorizer.h (vect_is_simple_cond): New prototype.
5576         (NUM_PATTERNS): Change to 6.
5577         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): New
5578         function.
5579         (vect_vect_recog_func_ptrs): Add vect_recog_mixed_size_cond_pattern.
5580         (vect_mark_pattern_stmts): Don't create stmt_vinfo for def_stmt
5581         if it already has one, and don't set STMT_VINFO_VECTYPE in it
5582         if it is already set.
5583         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Handle
5584         COND_EXPR in pattern stmts.
5585         (vect_is_simple_cond): No longer static.
5586
5587 2001-10-06  Richard Henderson  <rth@redhat.com>
5588
5589         * config/i386/i386.c (ix86_expand_vshuffle): Add AVX2 support.
5590         * config/i386/sse.md (sseshuffint): Remove.
5591         (sseintvecmode): Support V16HI, V8HI, V32QI, V16QI.
5592         (VSHUFFLE_AVX2): New mode iterator.
5593         (vshuffle<mode>): Use it.
5594         (avx_vec_concat<V_256>): Rename from *vec_concat<V_256>_avx.
5595
5596         * config/i386/i386.c (ix86_expand_sse_movcc): Use correct mode
5597         for vector_all_ones_operand.
5598         (ix86_expand_int_vcond): Distinguish between comparison mode
5599         and data mode.  Allow them to differ.
5600         (ix86_expand_vshuffle): Don't force data mode to match maskmode.
5601
5602 2001-10-06  Richard Henderson  <rth@redhat.com>
5603
5604         * optabs.c (expand_vec_shuffle_expr): Use the proper mode for the
5605         mask operand.  Tidy the code.
5606
5607 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
5608
5609         * tree-vect-patterns.c (vect_pattern_recog_1): Use
5610         vect_recog_func_ptr typedef for the first argument.
5611         (vect_pattern_recog): Rename vect_recog_func_ptr variable
5612         to vect_recog_func, use vect_recog_func_ptr typedef for it.
5613
5614         PR tree-optimization/49279
5615         * tree-ssa-structalias.c (find_func_aliases): Don't handle
5616         CAST_RESTRICT.
5617         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Allow
5618         restrict propagation.
5619         * tree-ssa.c (useless_type_conversion_p): Don't return false
5620         if TYPE_RESTRICT differs.
5621
5622 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
5623
5624         * function.c (thread_prologue_and_epilogue_insns): Build a vector
5625         of unconverted simple return blocks rather than trying to
5626         recompute them later based on bb_flags bitmap tests.
5627
5628 2011-10-06  Michael Matz  <matz@suse.de>
5629
5630         * tree-flow.h (get_var_ann): Don't declare.
5631         * tree-flow-inline.h (get_var_ann): Remove.
5632         (set_is_used): Use var_ann, not get_var_ann.
5633         * tree-dfa.c (add_referenced_var): Inline body of get_var_ann.
5634         * tree-profile.c (gimple_gen_edge_profiler): Call
5635         find_referenced_var_in.
5636         (gimple_gen_interval_profiler): Ditto.
5637         (gimple_gen_pow2_profiler): Ditto.
5638         (gimple_gen_one_value_profiler): Ditto.
5639         (gimple_gen_average_profiler): Ditto.
5640         (gimple_gen_ior_profiler): Ditto.
5641         (gimple_gen_ic_profiler): Ditto plus call add_referenced_var.
5642         (gimple_gen_ic_func_profiler): Call add_referenced_var.
5643         * tree-mudflap.c (execute_mudflap_function_ops): Call
5644         add_referenced_var.
5645
5646 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
5647
5648         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): For lhs
5649         don't set SSA_NAME_DEF_STMT that has been already set by
5650         gimple_build_assign_with_ops.
5651         (vect_recog_pow_pattern, vect_recog_widen_sum_pattern,
5652         vect_operation_fits_smaller_type, vect_recog_over_widening_pattern):
5653         Likewise.
5654
5655         * tree.h (avoid_folding_inline_builtin): New prototype.
5656         * builtins.c (avoid_folding_inline_builtin): No longer static.
5657         * gimple-fold.c (gimple_fold_builtin): Give up if
5658         avoid_folding_inline_builtin returns true.
5659
5660 2011-10-06  Richard Guenther  <rguenther@suse.de>
5661
5662         * tree-vect-generic.c (vector_element): Look at previous
5663         generated results.
5664
5665 2011-10-06  David Edelsohn  <dje.gcc@gmail.com>
5666
5667         PR target/39950
5668         * config/rs6000/aix.h (TARGET_OS_AIX_CPP_BUILTINS): Define
5669         __powerpc__, __PPC__, __unix__.
5670
5671 2011-10-06  Michael Matz  <matz@suse.de>
5672
5673         * i386/i386.opt (recip_mask, recip_mask_explicit,
5674         x_recip_mask_explicit): New variables and cl_target member.
5675         (mrecip=): New option.
5676         * i386/i386.h (RECIP_MASK_DIV, RECIP_MASK_SQRT, RECIP_MASK_VEC_DIV,
5677         RECIP_MASK_VEC_SQRT, RECIP_MASK_ALL, RECIP_MASK_NONE): New bitmasks.
5678         (TARGET_RECIP_DIV, TARGET_RECIP_SQRT, TARGET_RECIP_VEC_DIV,
5679         TARGET_RECIP_VEC_SQRT): New tests.
5680         * i386/i386.md (divsf3): Check TARGET_RECIP_DIV.
5681         (sqrt<mode>2): Check TARGET_RECIP_SQRT.
5682         * i386/sse.md (div<mode>3): Check TARGET_RECIP_VEC_DIV.
5683         (sqrt<mode>2): Check TARGET_RECIP_VEC_SQRT.
5684         * i386/i386.c (ix86_option_override_internal): Set recip_mask
5685         for -mrecip and -mrecip=options.
5686         (ix86_function_specific_save): Save recip_mask_explicit.
5687         (ix86_function_specific_restore): Restore recip_mask_explicit.
5688
5689         * doc/invoke.texi (ix86 Options): Document the new option.
5690
5691 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
5692
5693         PR target/49049
5694         * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
5695
5696 2011-10-06  Ulrich Weigand  <ulrich.weigand@linaro.org>
5697
5698         PR target/50305
5699         * config/arm/arm.c (arm_legitimize_reload_address): Recognize
5700         output of a previous pass through legitimize_reload_address.
5701         Do not attempt to optimize addresses if the base register is
5702         equivalent to a constant.
5703
5704 2011-10-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5705
5706         * function.c (thread_prologue_and_epilogue_insns): Mark
5707         last_bb_active as possibly unused.  It is unused for targets which
5708         do neither have "return" nor "simple_return" expanders.
5709
5710 2011-10-06  Richard Guenther  <rguenther@suse.de>
5711
5712         * fold-const.c (fold_ternary_loc): Also fold non-constant
5713         vector CONSTRUCTORs.  Make more efficient.
5714         * tree-ssa-dom.c (cprop_operand): Don't handle virtual operands.
5715         (cprop_into_stmt): Don't propagate into virtual operands.
5716         (optimize_stmt): Really dump original statement.
5717
5718 2011-10-06  Nick Clifton  <nickc@redhat.com>
5719
5720         * config/rx/rx.md (smin3): Revert previous delta.
5721
5722 2011-10-06  Richard Guenther  <rguenther@suse.de>
5723
5724         PR tree-optimization/38884
5725         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial
5726         reads from aggregate SSA names.
5727
5728 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
5729
5730         * tree-vect-patterns.c (vect_pattern_recog_1): Add stmts_to_replace
5731         argument, truncate it at the beginning instead of allocating there
5732         and freeing at the end.
5733         (vect_pattern_recog): Allocate stmts_to_replace here and free at end,
5734         pass its address to vect_pattern_recog_1.
5735
5736 2011-10-05  David S. Miller  <davem@davemloft.net>
5737
5738         * config/sparc/sparc.opt (POPC): New option.
5739         * doc/invoke.texi: Document it.
5740         * config/sparc/sparc.c (sparc_option_override): Enable MASK_POPC by
5741         default on Niagara-2 and later.
5742         * config/sparc/sparc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5743         * config/sparc/sparc.md (SIDI): New mode iterator.
5744         (ffsdi2): Delete commented out pattern and comments.
5745         (popcount<mode>2, clz<mode>2): New expanders.
5746         (*popcount<mode>_sp64, popcountsi_v8plus, popcountdi_v8plus,
5747         *clzdi_sp64, clzdi_v8plus, *clzsi_sp64, clzsi_v8plus): New insns.
5748
5749 2011-10-06  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
5750
5751         PR middle-end/50607
5752         * c-tree.h (c_expr_t): New typedef for struct c_expr.
5753         (C_EXPR_APPEND): New macro.
5754         * c-parser.c (c_parser_get_builtin_args): Preserve
5755         original_tree_code of c_expr structure.
5756         (c_parser_postfix_expression): Adjust to the new function.
5757
5758 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5759
5760         * function.c (thread_prologue_and_epilogue_insns): Don't shrink-wrap
5761         if profiling after the prologue.
5762
5763 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
5764
5765         PR tree-optimization/50613
5766         * tree-ssa-strlen.c (find_equal_ptrs): If CASE_CONVERT
5767         operand is ADDR_EXPR, fallthru into ADDR_EXPR handling,
5768         and if it is neither that not SSA_NAME, give up.
5769
5770 2011-10-05  Richard Henderson  <rth@redhat.com>
5771
5772         * tree-vect-generic.c (vector_element): Never fail.  Use
5773         build_zero_cst.  Tidy up type references.
5774         (lower_vec_shuffle): Never fail.  Mask shuffle indicies.  Reduce
5775         code duplication.  Do update_stmt here ...
5776         (expand_vector_operations_1): ... not here.
5777
5778         * config/i386/i386.c (ix86_expand_vshuffle): Never fail.  Handle
5779         TARGET_XOP.  Fix pshufb constant vector creation.  Reduce code
5780         duplication.  Handle V2DI without SSE4.1.
5781         * config/i386/i386-protos.h (ix86_expand_vshuffle): Update decl.
5782         * config/i386/i386.md (vshuffle<V_128>): Remove assert for ok.
5783
5784 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
5785
5786         * config/i386/i386.c (distance_non_agu_define): Simplify calculation
5787         of "found".  Simplify return value calculation.
5788         (distance_agu_use): Ditto.
5789
5790 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5791
5792         PR bootstrap/50621
5793         * config/i386/i386.c (ix86_add_cfa_restore_note): Omit notes only
5794         if the function was not shrink-wrapped.
5795         (ix86_expand_epilogue): Ensure queued cfa_adjust notes are attached
5796         to an insn.
5797         * function.c (thread_prologue_and_epilogue_insns): Make sure the
5798         shrink_wrapped flag is set even if there is no dump file.
5799
5800 2011-10-05  DJ Delorie  <dj@redhat.com>
5801             Nick Clifton  <nickc@redhat.com>
5802
5803         * config/rx/rx.opt (mpid): Define.
5804         * config/rx/t-rx (MULTILIB_OPTIONS): Add -mpid
5805         (MULTILIB_DIRNAMES): Add pid.
5806         * config/rx/rx.c (rx_gp_base_regnum_val, rx_pid_base_regnum_val)
5807         (rx_num_interrupt_regs): New variable.
5808         (rx_gp_base_regnum): New function.  Returns the number of the
5809         small data area register.
5810         (rx_pid_base_regnum): New function.  Returns the number of the pid
5811         base register.
5812         (rx_decl_for_addr): New function.  Returns the symbolic part of a MEM.
5813         (rx_pid_data_operand): New function.  Returns whether an object is
5814         in the position independent data area.
5815         (rx_legitimize_address): New function.  Puts undecided PID
5816         objects in the PID data area.
5817         (rx_is_legitimate_address): Add support for PID operands.
5818         (rx_print_operand_address): Likewise.
5819         (rx_print_operand): Likewise.
5820         (rx_maybe_pidify_operand): New function.  Determine if an operand
5821         is suitable for PID addressing.
5822         (rx_gen_move_template): Add PID support.
5823         (rx_conditional_register_usage): Likewise.
5824         (rx_option_override): Initialise rx_num_interrupt_regs.
5825         (rx_is_legitimate_constant): Add support for PID constants.
5826         (TARGET_LEGITIMIZE_ADDRESS): Define.
5827         * config/rx/constraints.md (Rpid): Define.
5828         (Rpda): Define.
5829         * config/rx/rx.md (UNSPEC_PID_ADDR): Define.
5830         (tablejump): Add PID support.
5831         (mov<>): Likewise.
5832         (mov<>_internal): Likewise.
5833         (addsi3): Convert to an expander.  Add PID support.
5834         (pid_addr): New pattern.
5835         * config/rx/rx.h (CPP_SPEC): Define.
5836         (ASM_SPEC): Pass -mpid and -mint-register on to assembler.
5837         (CASE_VECTOR_PC_RELATIVE): Define.
5838         (JUMP_TABLES_IN_TEXT_SECTION): Enable for PID mode.
5839         * config/rx/rx-protos.h (rx_maybe_pidify_operand): Prototype.
5840         * doc/invoke.texi (RX Options): Document -mpid command line option.
5841
5842 2011-10-05  Richard Guenther  <rguenther@suse.de>
5843
5844         PR tree-optimization/38885
5845         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial reads
5846         from constants.
5847
5848 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5849
5850         * doc/invoke.texi (-fshrink-wrap): Document.
5851         * opts.c (default_options_table): Add it.
5852         * common.opt (fshrink-wrap): Add.
5853         * function.c (emit_return_into_block): Remove useless declaration.
5854         (record_hard_reg_uses_1, record_hard_reg_uses, frame_required_for_rtx,
5855         requires_stack_frame_p, gen_return_pattern): New static functions.
5856         (emit_return_into_block): New arg simple_p.  All callers changed.
5857         Use gen_return_pattern.
5858         (thread_prologue_and_epilogue_insns): Implement shrink-wrapping.
5859         * config/i386/i386.md (return): Expand into a simple_return.
5860         (simple_return): New expander):
5861         (simple_return_internal, simple_return_internal_long,
5862         simple_return_pop_internal_long, simple_return_indirect_internal):
5863         Renamed from return_internal, return_internal_long,
5864         return_pop_internal_long and return_indirect_internal; changed to use
5865         simple_return.
5866         * config/i386/i386.c (ix86_expand_epilogue): Adjust to expand
5867         simple returns.
5868         (ix86_pad_returns): Likewise.
5869         * function.h (struct rtl_data): Add member shrink_wrapped.
5870         * cfgcleanup.c (outgoing_edges_match): If shrink-wrapped, edges that
5871         are not jumps or sibcalls can't be compared.
5872
5873 2011-10-05  Richard Guenther  <rguenther@suse.de>
5874
5875         * tree-ssa-sccvn.c (vn_get_expr_for): Handle CONSTRUCTOR of
5876         vector type.
5877         (simplify_unary_expression): Handle BIT_FIELD_REFs.
5878         (try_to_simplify): Handle BIT_FIELD_REFs.
5879
5880 2011-10-05  Georg-Johann Lay  <avr@gjlay.de>
5881
5882         * config/avr/avr-protos.h (avr_out_addto_sp): New prototype.
5883         * config/avr/avr.c (avr_out_addto_sp): New function.
5884         (adjust_insn_length): Handle ADJUST_LEN_ADDTO_SP.
5885         * config/avr/avr.md (adjust_len): Add "addto_sp".
5886         (*movhi_sp): Remove insn.
5887         (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): Merge to *addhi3_sp_R.
5888
5889 2011-10-05  Richard Guenther  <rguenther@suse.de>
5890
5891         * gimple-fold.c (gimple_fold_stmt_to_constant_1): For ternary ops
5892         with an embedded expression valueize and fold that as well.
5893         * tree-ssa-sccvn.c (try_to_simplify): Also allow SSA name
5894         results from gimple_fold_stmt_to_constant_1.
5895
5896 2011-10-05  Nick Clifton  <nickc@redhat.com>
5897
5898         * config/rx/rx.md (tablejump): Add missing label.
5899         (adddi3_internal): Mark operand 0 as early-clobbered.
5900         (smaxsi3): Revert previous delta.
5901         (adc_internal): Fix whitespace in generated asm.
5902         (adc_flags): Likewise.
5903
5904 2011-10-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5905
5906         * expmed.c (expand_mult_highpart_optab): Replace optab_handler
5907         with the new widening_optab_handler.
5908
5909 2011-10-05  Richard Guenther  <rguenther@suse.de>
5910
5911         PR tree-optimization/50609
5912         * gimple-fold.c (fold_array_ctor_reference): Also handle
5913         vector typed constructors.
5914         (fold_ctor_reference): Dispatch to fold_array_ctor_reference
5915         for vector typed constructors.
5916
5917 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
5918
5919         * config/i386/i386.c (ix86_emit_binop): New static function.
5920         (ix86_split_lea_for_addr): Use ix86_emit_binop to emit add and shl
5921         instructions.
5922         (x86_output_mi_thunk): Use ix86_emit_binop to emit add instructions.
5923
5924 2011-10-04  David S. Miller  <davem@davemloft.net>
5925
5926         * config/sparc/sparc.md (UNSPEC_FHADD, UNSPEC_FHSUB,
5927         UNSPEC_XMUL): New unspecs.
5928         (muldi3_v8plus): Use output_v8plus_mult.
5929         (*naddsf3, *nadddf3, *nmulsf3, *nmuldf3, *nmuldf3_extend):
5930         New VIS 3.0 combiner patterns.
5931         (fhaddsf_vis, fhadddf_vis, fhsubsf_vis, fhsubdf_vis,
5932         fnhaddsf_vis, fnhaddf_vis, umulxhi_vis, *umulxhi_sp64,
5933         umulxhi_v8plus, xmulx_vis, *xmulx_sp64, xmulx_v8plus,
5934         xmulxhi_vis, *xmulxhi_sp64, xmulxhi_v8plus): New VIS 3.0
5935         builtins patterns.
5936         * config/sparc/sparc.c (sparc_vis_init_builtins): Emit new builtins.
5937         (output_v8plus_mult): New function.
5938         * config/sparc/sparc-protos.h: Declare it.
5939         * config/sparc/visintrin.h (__vis_fhadds, __vis_fhaddd,
5940         __vis_fhsubs, __vis_fhsubd, __vis_fnhadds, __vis_fnhaddd,
5941         __vis_umulxhi, __vis_xmulx, __vis_xmulxhi): New intrinsics.
5942         * doc/extend.texi: Document new builtins.
5943
5944 2011-10-04  Richard Henderson  <rth@redhat.com>
5945
5946         * c-typeck.c (c_build_vec_shuffle_expr): Fix uninitialized variable.
5947         Avoid save_expr unless two_arguments.
5948
5949 2011-10-04  Ozkan Sezer  <sezeroz@gmail.com>
5950
5951         * config/i386/mingw-w64.h (CPP_SPEC): Rename _REENTRANCE to _REENTRANT.
5952         * config/i386/mingw32.h (CPP_SPEC): Likewise.
5953
5954 2011-10-04  David S. Miller  <davem@davemloft.net>
5955
5956         * config/sparc/driver-sparc.c (cpu_names): Fix string for supersparc
5957         under Linux.
5958
5959 2011-10-04  Jakub Jelinek  <jakub@redhat.com>
5960
5961         PR tree-optimization/50604
5962         * builtins.c (fold_builtin_strcpy, fold_builtin_stpcpy,
5963         fold_builtin_strncpy, fold_builtin_stxcpy_chk): Ensure
5964         last argument to memcpy has size_type_node type instead of ssizetype.
5965         * tree-ssa-strlen.c (handle_builtin_memcpy): Use size_type_node
5966         instead of TREE_TYPE (len) as type for newlen.
5967
5968         PR tree-optimization/50522
5969         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Don't test
5970         TYPE_RESTRICT.
5971         (ptr_derefs_may_alias_p): Call pt_solutions_same_restrict_base
5972         unconditionally.
5973
5974         * fold-const.c (fold_unary_loc): Don't optimize
5975         POINTER_PLUS_EXPR casted to TYPE_RESTRICT pointer by
5976         casting the inner pointer if it isn't TYPE_RESTRICT.
5977         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't through
5978         casts from non-TYPE_RESTRICT pointer to TYPE_RESTRICT pointer.
5979
5980 2011-10-04  Joseph Myers  <joseph@codesourcery.com>
5981
5982         * config.gcc (i[34567]86-*-elf*, x86_64-*-elf*): Use i386/t-crtstuff.
5983
5984 2011-10-04  Jan Hubicka  <jh@suse.cz>
5985
5986         * lto-streamer.h (lto_input_toplevel_asms): Add order_base parameter.
5987         * lto-streamer-in.c (lto_input_toplevel_asms): Stream in order.
5988         * lto-streamer-out.c (lto_output_toplevel_asms): Stream out order.
5989         * lto-cgraph.c (order_base): New static var.
5990         (lto_output_node): Stream in order.
5991         (lto_output_varpool_node): Stream out order.
5992         (input_node): Stream in order.
5993         (input_varpool_node): Stream out order.
5994         (input_cgraph_1): Initialize order base; update call of
5995         lto_input_toplevel_asms.
5996
5997 2011-10-04  Georg-Johann Lay  <avr@gjlay.de>
5998
5999         PR target/50566
6000         * config/avr/avr-protos.h (avr_legitimize_reload_address): New
6001         prototype.
6002         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Copy worker code
6003         from here...
6004         * config/avr/avr.c (avr_legitimize_reload_address) ...to this new
6005         function.  Log if avr_log.legitimize_reload_address.
6006
6007 2011-10-04  Eric Botcazou  <ebotcazou@adacore.com>
6008
6009         * config/sparc/sparc.c (sparc_fold_builtin): Use a sequence of tests.
6010
6011 2011-10-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6012
6013         * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
6014         variables.  Fix second operand of DR.  Swap inputs for sdiv_qrnnd.
6015
6016 2011-10-03  David S. Miller  <davem@davemloft.net>
6017
6018         * config/sparc/sparc.md (fpack16_vis, fpackfix_vis, fpack32_vis): Make
6019         GSR_REG an input operand to UNSPEC instead of a parallel USE.
6020         (faligndata<V64I:mode>_vis): Likewise and use DI mode.
6021         (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis, alignaddrldi_vis):
6022         Reference GSR_REG in DI mode, simplify convoluted expressions by using
6023         zero_extract.
6024         (bshuffle<V64I:mode>_vis): Reference GSR_REG in DI mode.
6025
6026 2011-10-03  Maxim Kuvyrkov  <maxim@codesourcery.com>
6027
6028         * tree-eh.c (remove_unreachable_handlers): Obvious cleanup.
6029
6030 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
6031             Ian Lance Taylor  <iant@google.com>
6032
6033         * godump.c (go_output_typedef): Support printing enum values that
6034         don't fit in a signed HOST_WIDE_INT.
6035
6036 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
6037
6038         * config/cris/cris.c (cris_output_addr_const_extra): Make static.
6039         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6040         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6041         * config/cris/cris-protos.h (cris_output_addr_const_extra): Remove.
6042
6043 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
6044
6045         * config/m68k/m68k.c (m68k_output_addr_const_extra): Make static.
6046         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6047         * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6048         * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Remove.
6049
6050 2011-10-03  Steve Ellcey  <sje@cup.hp.com>
6051
6052         PR target/49967
6053         * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
6054         (gcc_cv_ld_static_option): Ditto.
6055         (gcc_cv_ld_dynamic_option): Ditto.
6056         * configure: Regenerate.
6057
6058 2011-10-03  David S. Miller  <davem@davemloft.net>
6059
6060         * config/sparc/sparc.md (bmask<P:mode>_vis): Split into explicit 'di'
6061         and 'si' patterns which describe the GSR changes explicitly in the
6062         RTL using zero_extract.
6063         (bshuffle<V64I:mode>_vis): Put the GSR use inside of the unspec.
6064
6065         * config/sparc/sparc.md (bshuffle<V64I:mode>_vis): Don't wrap
6066         GSR_REG in a USE, since it's now a true arg to the UNSPEC.
6067
6068 2011-10-03  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
6069
6070         * optabs.c (expand_vec_shuffle_expr_p): New function. Checks
6071         if given expression can be expanded by the target.
6072         (expand_vec_shuffle_expr): New function. Expand VEC_SHUFFLE_EXPR
6073         using target vector instructions.
6074         * optabs.h: New optab vshuffle.
6075         (expand_vec_shuffle_expr_p): New prototype.
6076         (expand_vec_shuffle_expr): New prototype.
6077         (vshuffle_optab): New optab.
6078         * genopinit.c: Adjust to support vecshuffle.
6079         * c-tree.h (c_build_vec_shuffle_expr): New prototype.
6080         * expr.c (expand_expr_real_2): Adjust.
6081         * c-typeck.c: (c_build_vec_shuffle_expr): Build a VEC_SHUFFLE_EXPR
6082         recognizing the cases of two and three arguments.
6083         (convert_arguments) (build_binary_op)
6084         (scalar_to_vector) (build_array_ref): Spurious whitespace.
6085         * gimplify.c (gimplify_exp): Adjusted to support VEC_SHUFFLE_EXPR.
6086         * tree.def: New tree code VEC_SHUFFLE_EXPR.
6087         * tree-inline.c (estimate_operator_cost): Recognize VEC_SHUFFLE_EXPR.
6088         * tree-vect-generic.c (vector_element): New function. Returns an
6089         element of the vector at the given position.
6090         (lower_vec_shuffle): Checks if VEC_SHUFLLE_EXPR is supported
6091         by the backend or expand an expression piecewise.
6092         (expand_vector_operations_1): Adjusted.
6093         (gate_expand_vector_operations_noop): New gate function.
6094         * Makefile.in (tree-vect-generic.o): New include.
6095         * gimple.c (get_gimple_rhs_num_ops): Adjust.
6096         * tree-cfg.c (verify_gimple_assign_trenary): Verify VEC_SHUFFLE_EXPR.
6097         * passes.c: Move veclower down.
6098         * tree-pretty-print.c (dump_generic_node): Recognize
6099         VEC_SHUFFLE_EXPR as valid expression.
6100         * c-parser.c (c_parser_get_builtin_args): Helper function for the
6101         builtins with variable number of arguments.
6102         (c_parser_postfix_expression): Use a new helper function for
6103         RID_CHOOSE_EXPR, RID_BUILTIN_COMPLEX and RID_BUILTIN_SHUFFLE.
6104         * tree-ssa-operands: Adjust.
6105         * c-family/c-common.c: New __builtin_shuffle keyword.
6106         * c-family/c-common.h: New __builtin_shuffle keyword.
6107         * gcc/doc/extend.texi: Adjust.
6108
6109         * gcc/config/i386/sse.md: (sseshuffint) New mode_attr.  Correspondence
6110         between the vector and the type of the mask when shuffling.
6111         (vecshuffle<mode>): New expansion.
6112         * gcc/config/i386/i386-protos.h (ix86_expand_vshuffle): New prototype.
6113         * gcc/config/i386/i386.c (ix86_expand_vshuffle): New function.
6114         (ix86_vectorize_builtin_vec_perm_ok): Adjust.
6115
6116 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
6117
6118         PR tree-optimization/50587
6119         * tree-ssa-reassoc.c (init_range_entry): Stop iterating when
6120         arg0 is not a SSA_NAME.
6121
6122 2011-10-03  Richard Sandiford  <rdsandiford@googlemail.com>
6123
6124         * ipa-inline-analysis.c (MAX_TIME): Update comment.
6125
6126 2011-10-02  Richard Henderson  <rth@redhat.com>
6127             David S. Miller  <davem@davemloft.net>
6128
6129         * config/sparc/sparc.md (ashlsi3, *ashldi3_sp64): Remove
6130         conditional insn type setting, we always emit a shift.
6131         (*ashlsi3_extend, *lshrsi3_extend0): New patterns.
6132         (*lshrsi3_extend): Rename to *lshrsi3_extend1.
6133         * config/sparc/predicates.md (const_one_operand): Delete.
6134
6135 2011-10-02  Gerald Pfeifer  <gerald@pfeifer.com>
6136
6137         * invoke.texi (SPARC Options): Refer to GNU/Linux.
6138
6139 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
6140
6141         * config/mips/mips.c (mips_frame_barrier): New function.
6142         (mips_expand_prologue): Call it after allocating stack space.
6143         (mips_deallocate_stack): New function.
6144         (mips_expand_epilogue): Call mips_frame_barrier and
6145         mips_deallocate_stack.
6146
6147 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
6148
6149         PR target/49696
6150         * config/mips/sync.md (sync_<optab>_12): Allow zero operands.
6151         (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6152         (sync_old_nand_12, sync_new_nand_12, test_and_set_12): Likewise.
6153
6154 2011-10-02  Jan Hubicka  <jh@suse.cz>
6155
6156         * cgraphunit.c (verify_edge_count_and_frequency): Bounds check.
6157
6158         * cgraphunit.c (ipa_passes): Remove unrechable nodes.
6159         * lto-streamer-out.c (produce_symtab): Skip unused extern declarations.
6160         * ipa.c (cgraph_remove_unreachable_nodes): Do not assume that external
6161         functions are reachable when address is taken.
6162         * tree-sra.c (modify_function): Free dominance info.
6163
6164 2011-10-02  Jan Hubicka  <jh@suse.cz>
6165
6166         * ipa-inline-analysis.c (inline_summary_alloc): Bounds check.
6167
6168         * ipa-inline-analysis.c (reset_inline_edge_summary): New function.
6169         (reset_inline_summary): New function.
6170         (compute_inline_parameters, inline_node_removal_hook,
6171         inline_edge_removal_hook): Use it.
6172         (inline_free_summary): Reset holders correctly.
6173         (inline_generate_summary): Free summary before computing it.
6174
6175 2011-10-02  Paolo Carlini  <paolo.carlini@oracle.com>
6176
6177         PR preprocessor/36819
6178         * incpath.c (merge_include_chains): Call free_path on
6179         heads[QUOTE] and tails[QUOTE].
6180
6181 2011-10-02  Jan Hubicka  <jh@suse.cz>
6182
6183         PR lto/47247
6184         * lto-symtab.c (lto_symtab_resolve_symbols): Do not resolve
6185         when resolution is already availbale from plugin.
6186         (lto_symtab_merge_decls_1): Handle LDPR_PREVAILING_DEF_IRONLY_EXP.
6187         * cgraph.c (ld_plugin_symbol_resolution): Add
6188         prevailing_def_ironly_exp.
6189         * lto-cgraph.c (LDPR_NUM_KNOWN): Update.
6190         * ipa.c (varpool_externally_visible_p): IRONLY variables are never
6191         externally visible.
6192         * varasm.c (resolution_to_local_definition_p): Add
6193         LDPR_PREVAILING_DEF_IRONLY_EXP.
6194         (resolution_local_p): Likewise.
6195
6196 2011-10-01  David S. Miller  <davem@davemloft.net>
6197
6198         * config/sparc/sparc.opt (VIS3): New option.
6199         * doc/invoke.texi: Document it.
6200         * config/sparc/sparc.h: Force TARGET_VIS3 to zero if assembler is
6201         not capable of such instructions.
6202         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
6203         to 0x300 when TARGET_VIS3.
6204         * config/sparc/sparc-modes.def: Create 16-byte vector modes.
6205         * config/sparc/sparc.md (UNSPEC_CMASK8, UNSPEC_CMASK16, UNSPEC_CMASK32,
6206         UNSPEC_FCHKSM16, UNSPEC_PDISTN, UNSPC_FUCMP): New unspecs.
6207         (V64N8, VASS): New mode iterators.
6208         (vis3_shift, vis3_addsub_ss): New code iterators.
6209         (vbits, vconstr): New mode attributes.
6210         (vis3_shift_insn, vis3_addsub_ss_insn): New code attributes.
6211         (cmask8<P:mode>_vis, cmask16<P:mode>_vis, cmask32<P:mode>_vis,
6212         fchksm16_vis, <vis3_shift_insn><vbits>_vis, pdistn<mode>_vis,
6213         fmean16_vis, fpadd64_vis, fpsub64_vis,
6214         <vis3_addsub_ss_insn><vbits>_vis, fucmp<code>8<P:mode>_vis): New
6215         VIS 3.0 instruction patterns.
6216         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS3 by
6217         default when targetting capable cpus.  TARGET_VIS3 implies
6218         TARGET_VIS2 and TARGET_VIS, and clear them when TARGET_FPU is disabled.
6219         (sparc_vis_init_builtins): Emit new VIS 3.0 builtins.
6220         (sparc_fold_builtin): Do not eliminate cmask{8,16,32} when result
6221         is ignored.
6222         * config/sparc/visintrin.h (__vis_cmask8, __vis_cmask16,
6223         __vis_cmask32, __vis_fchksm16, __vis_fsll16, __vis_fslas16,
6224         __vis_fsrl16, __vis_fsra16, __vis_fsll32, __vis_fslas32,
6225         __vis_fsrl32, __vis_fsra32, __vis_pdistn, __vis_fmean16,
6226         __vis_fpadd64, __vis_fpsub64, __vis_fpadds16, __vis_fpadds16s,
6227         __vis_fpsubs16, __vis_fpsubs16s, __vis_fpadds32, __vis_fpadds32s,
6228         __vis_fpsubs32, __vis_fpsubs32s, __vis_fucmple8, __vis_fucmpne8,
6229         __vis_fucmpgt8, __vis_fucmpeq8): New VIS 3.0 interfaces.
6230         * doc/extend.texi: Document new VIS 3.0 builtins.
6231
6232 2011-10-01  Eric Botcazou  <ebotcazou@adacore.com>
6233
6234         * ira-color.c (assign_hard_reg): Fix typo.
6235
6236 2011-09-30  H.J. Lu  <hongjiu.lu@intel.com>
6237
6238         * doc/extend.texi: Add missing ','.
6239
6240 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
6241
6242         * common/config/c6x/c6x-common.c (c6x_option_optimization_table):
6243         Enable -fmodulo-sched at -O2 and above.
6244         * config/c6x/c6x.md (doloop_end): New expander.
6245         (mvilc, sploop, spkernel, loop_end): New patterns.
6246         (loop_end with memory destination splitter): New.
6247         * config/c6x/c6x.c: Include "hw-doloop.h".
6248         (enum unitreqs): New.
6249         (unit_req_table): New typedef.
6250         (unit_reqs): New static variable.
6251         (unit_req_factor, get_unit_reqs, count_unit_reqs, merge_unit_reqs,
6252         res_mii, split_delayed_nonbranch, undo_split_delayed_nonbranch,
6253         hwloop_pattern_reg, bb_earliest_end_cycle, filter_insns_above,
6254         hwloop_optimize, hwloop_fail, c6x_hwloops): New static functions.
6255         (struct c6x_sched_context): New member last_scheduled_iter0.
6256         (init_sched_state): Initialize it.
6257         (c6x_variable_issue): Update it.
6258         (sploop_max_uid_iter0): New static variable.
6259         (c6x_sched_reorder_1): Be careful about issuing sploop.
6260         (c6x_reorg): Call c6x_hwlooops before the final schedule.
6261
6262 2011-09-30  Georg-Johann Lay  <avr@gjlay.de>
6263
6264         PR target/50566
6265         * config/avr/avr-protos.h (avr_log_t): New field address_cost.
6266         * config/avr/avr.c (avr_address_cost): Use it.
6267         * config/avr/avr-log.c (avr_log_set_avr_log): Initialize it.
6268         (avr_log_vadump): Unknown %-codes finish printing.
6269
6270 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
6271
6272         PR inline-asm/50571
6273         * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
6274         input constraints allow mem and not reg, pass true instead of
6275         false as second argument to maybe_fold_reference.
6276
6277         PR tree-optimization/46309
6278         * fold-const.c (make_range, merge_ranges): Remove prototypes.
6279         (make_range_step): New function.
6280         (make_range): Use it.
6281         * tree.h (make_range_step): New prototypes.
6282         * Makefile.in (tree-ssa-reassoc.o): Depend on $(DIAGNOSTIC_CORE_H).
6283         * tree-ssa-reassoc.c: Include diagnostic-core.h.
6284         (struct range_entry): New type.
6285         (init_range_entry, range_entry_cmp, update_range_test,
6286         optimize_range_tests): New functions.
6287         (reassociate_bb): Call optimize_range_tests.
6288
6289 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
6290             Richard Guenther  <rguenther@suse.de>
6291
6292         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Handle
6293         BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
6294         * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.  Fix
6295         handling of BUILT_IN_STRNCAT and BUILT_IN_STRNCAT_CHK.
6296         (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
6297         BUILT_IN_STRNCAT, BUILT_IN_STRCAT_CHK and BUILT_IN_STRNCAT_CHK.
6298
6299 2011-09-30  Jan Beulich  <jbeulich@suse.com>
6300
6301         * lto-cgraph.c (output_cgraph): Remove processing of
6302         'cgraph_asm_nodes', call lto_output_toplevel_asms() instead.
6303         (input_cgraph_1): Remove loop calling cgraph_add_asm_node(), call
6304         lto_input_toplevel_asms() instead.
6305         * lto-section-in.c (lto_section_name): Add "asm" entry.
6306         * lto-streamer-in.c (lto_input_toplevel_asms): New.
6307         * lto-streamer-out.c (lto_output_toplevel_asms): New.
6308         * lto-streamer.h (LTO_minor_version): Bump.
6309         (enum lto_section_type): Add LTO_section_asm.
6310         (struct lto_asm_header): New.
6311         (lto_input_toplevel_asms, lto_output_toplevel_asms): Declare.
6312         * tree-streamer.h (streamer_write_string_cst): Declare.
6313         * tree-streamer-out.c (write_string_cst): Rename to
6314         streamer_write_string_cst and make global. Handle incoming string
6315         being NULL.
6316         (streamer_write_tree_header): Adjust call to renamed function.
6317
6318 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
6319
6320         * haifa-sched.c (modulo_ii, modulo_max_states, modulo_n_insns,
6321         modulo_insns_scheduled, modulo_iter0_max_uid, modulo_backtracks_left,
6322         modulo_last_stage): New static variables.
6323         (set_modulo_params, discard_delay_pairs_above): New functions.
6324         (struct delay_pair): New member stages.
6325         (htab_i2_traverse, htab_i1_traverse): New static functions.
6326         (record_delay_slot_pair): New arg stages.  All callers changed.
6327         Record it.
6328         (pair_delay): Take stages into account.
6329         (add_delay_dependencies): Don't do so for stage pairs.
6330         (struct sched_block_state): New member modulo_epilogue.
6331         (save_backtrack_point): Don't set SHADOW_P for stage pairs.
6332         (unschedule_insns_until): Decrease modulo_insns_scheduled.
6333         Set HARD_DEP without using or.
6334         (resolve_dependencies): New static function.
6335         (prune_ready_list): New arg modulo_epilogue_p.  All callers changed.
6336         If it is true, allow only insns with INSN_EXACT_TICK set.
6337         (schedule_block): Return bool, always true for normal scheduling,
6338         true or false depending on modulo scheduling success otherwise.
6339         Add bookkeeping for modulo scheduling, and call resolve_dependencies
6340         on everything left over after a modulo schedule.
6341         (haifa_sched_init): Remove check_cfg call.  Clear modulo_ii.
6342         * sched-int.h (schedule_block, record_delay_slot_pair): Adjust
6343         declarations.
6344         (set_modulo_params, discard_delay_pairs_above): Declare.
6345         * params.def (PARAM_MAX_MODULO_BACKTRACK_ATTEMPS): New.
6346         * doc/invoke.texi (--param): Document it.
6347
6348         * sched-ebb.c (schedule_ebb): No longer static.  Remove declaration.
6349         New arg modulo_scheduling.  All callers changed.  Move note handling
6350         code here from schedule_ebbs.
6351         (schedule_ebbs_finish, schedule_ebbs_init): New functions, broken
6352         out of schedule_ebbs.
6353         (schedule_ebbs): Call them.  Remove note handling code moved to
6354         schedule_ebb.
6355         * sched-int.h (schedule_ebb, schedule_ebbs_init,
6356         schedule_ebbs_finish): Declare.
6357
6358 2011-09-30  Richard Guenther  <rguenther@suse.de>
6359
6360         PR middle-end/50574
6361         * tree-cfg.c (verify_gimple_comparison): Compare component
6362         mode sizes for vector comparisons.
6363
6364 2011-09-30  Revital Eres  <revital.eres@linaro.org>
6365
6366         * ddg.c (autoinc_var_is_used_p): New function.
6367         (create_ddg_dep_from_intra_loop_link,
6368         add_cross_iteration_register_deps): Call it.
6369         * ddg.h (autoinc_var_is_used_p): Declare.
6370         * modulo-sched.c (generate_reg_moves): Call autoinc_var_is_used_p.
6371         (sms_schedule): Handle instructions with REG_INC.
6372
6373 2011-09-30  Revital Eres  <revital.eres@linaro.org>
6374
6375         * modulo-sched.c (generate_reg_moves): Skip instructions that
6376         do not set a register and verify no regmoves are created for
6377         !single_set instructions.
6378
6379 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
6380
6381         * hw-doloop.c (scan_loop): Compute register usage only for non-debug
6382         insns.
6383
6384 2011-09-30  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6385
6386         PR target/50099
6387         * config/arm/iterators.md (qhs_zextenddi_cstr): New.
6388         (qhs_zextenddi_op): New.
6389         * config/arm/arm.md ("zero_extend<mode>di2"): Use them.
6390         * config/arm/predicates.md ("arm_extendqisi_mem_op"):
6391         Distinguish between ARM and Thumb2 states.
6392
6393 2011-09-30  David S. Miller  <davem@davemloft.net>
6394
6395         * config/sparc/sparc.opt (VIS2): New option.
6396         * doc/invoke.texi: Document it.
6397         * config/sparc/sparc.md (UNSPEC_EDGE8N, UNSPEC_EDGE8LN,
6398         UNSPEC_EDGE16N, UNSPEC_EDGE16LN, UNSPEC_EDGE32N,
6399         UNSPEC_EDGE32LN, UNSPEC_BSHUFFLE): New unspecs.
6400         (define_attr type): New insn type 'edgen'.
6401         (bmask<P:mode>_vis, bshuffle<V64I:mode>_vis, edge8n<P:mode>_vis,
6402         edge8ln<P:mode>_vis, edge16n<P:mode>_vis, edge16ln<P:mode>_vis,
6403         edge32n<P:mode>_vis, edge32ln<P:mode>_vis): New insn VIS 2.0
6404         patterns.
6405         * niagara.md: Handle edgen.
6406         * niagara2.md: Likewise.
6407         * ultra1_2.md: Likewise.
6408         * ultra3.md: Likewise.
6409         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
6410         to 0x200 when TARGET_VIS2.
6411         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS2 by
6412         default when targetting capable cpus.  TARGET_VIS2 implies
6413         TARGET_VIS, clear and it when TARGET_FPU is disabled.
6414         (sparc_vis_init_builtins): Emit new VIS 2.0 builtins.
6415         (sparc_expand_builtin): Fix predicate indexing when builtin returns
6416         void.
6417         (sparc_fold_builtin): Do not eliminate bmask when result is ignored.
6418         * config/sparc/visintrin.h (__vis_bmask, __vis_bshuffledi,
6419         __vis_bshufflev2si, __vis_bshufflev4hi, __vis_bshufflev8qi,
6420         __vis_edge8n, __vis_edge8ln, __vis_edge16n, __vis_edge16ln,
6421         __vis_edge32n, __vis_edge32ln): New VIS 2.0 interfaces.
6422         * doc/extend.texi: Document new VIS 2.0 builtins.
6423
6424 2011-09-29  Nick Clifton  <nickc@redhat.com>
6425             Bernd Schmidt  <bernds@codesourcery.com>
6426
6427         * config/frv/frvbegin.c: Fix location of unwind-dw2-fde.h header file.
6428         * config/frv/frvend.c: Likewise.
6429         * config/frv/frv.c (frv_function_prologue): Move misplaced
6430         CALL_ARG_LOCATION notes back to their proper locations.
6431
6432 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
6433
6434         PR target/50566
6435         * config/avr/avr-log.c (avr_log_vadump): Use %b to print bool.
6436         * config/avr/avr.c (avr_rtx_costs_1): New static function, renamed
6437         from avr_rtx_costs.
6438         (avr_legitimate_address_p): Use avr_edump to print log information
6439         filtered by avr_log.
6440         (extra_constraint_Q): Ditto.
6441         (avr_legitimize_address): Ditto.
6442         (avr_rtx_costs): Ditto.  Rewrite as wrapper for avr_rtx_costs_1.
6443         (final_prescan_insn): Use avr_log.rtx_costs as filter.
6444
6445 2011-09-29  Richard Sandiford  <richard.sandiford@linaro.org>
6446
6447         * config/arm/arm-protos.h (arm_modes_tieable_p): Declare.
6448         * config/arm/arm.h (MODES_TIEABLE_P): Use it.
6449         * config/arm/arm.c (arm_modes_tieable_p): New function.  Allow
6450         NEON vector and structure modes to be tied.
6451
6452 2011-09-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
6453
6454         * graphite-scop-detection.c (make_close_phi_nodes_unique):  New
6455         forward declaration.
6456         (remove_duplicate_close_phi): Detect and repair creation of
6457         duplicate close-phis for a containing loop.
6458
6459 2011-09-27   Andi Kleen <ak@linux.intel.com>
6460
6461         * gcc.c (get_local_tick). Rename to get_random_number.  Read from
6462         /dev/urandom.  Add getpid call.
6463         (compare_debug_dump_opt_spec_function): Drop getpid call.
6464
6465 2011-09-26   Andi Kleen <ak@linux.intel.com>
6466
6467         * toplev.c (init_local_tick): Try reading random seed
6468         from /dev/urandom.
6469
6470 2011-09-26   Andi Kleen <ak@linux.intel.com>
6471
6472         * hwint.h (HOST_WIDE_INT_PRINT_HEX_PURE): Add.
6473         * lto-streamer.c (lto_get_section_name): Remove crc32_string.
6474         Handle numerical random seed.
6475         * lto-streamer.h (lto_file_decl_data): Change id to
6476         unsigned HOST_WIDE_INT.
6477         * toplev.c (random_seed): Add.
6478         (init_random_seed): Change for numerical random seed.
6479         (get_random_seed): Return as HOST_WIDE_INT.
6480         (set_random_seed): Crc32 existing string.
6481         * toplev.h (get_random_seed): Change to numercal return.
6482         * tree.c (get_file_function_name): Remove CRC. Handle
6483         numerical random seed.
6484
6485 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
6486
6487         PR target/50566
6488         * config.gcc (extra_objs): Add avr-log.o for $target in:
6489         avr-*-rtems*, avr-*-*.
6490         * config/avr/t-avr (avr-log.o): New rule to compile...
6491         * config/avr/avr-log.c: ...this new file.
6492         * config/avr/avr.opt (mlog=): New option.
6493         * config/avr/avr-protos.h (avr_edump, avr_fdump): New macros.
6494         (avr_log_set_caller_e, avr_log_set_caller_f): New prototypes.
6495         (avr_log_set_avr_log): New prototype.
6496         (avr_log_t): New typedef.
6497         (avr_log): New declaration.
6498         * config/avr/avr.c (avr_option_override): Call avr_log_set_avr_log.
6499
6500 2011-09-29  Artjoms Sinkarovs <artyom.shinkaroff@gmail.com>
6501
6502         * expr.c (do_store_flag): Expand vector comparison by
6503         building an appropriate VEC_COND_EXPR.
6504         * c-typeck.c (build_binary_op): Typecheck vector comparisons.
6505         (c_objc_common_truthvalue_conversion): Adjust.
6506         * tree-vect-generic.c (do_compare): Helper function.
6507         (expand_vector_comparison): Check if hardware supports
6508         vector comparison of the given type or expand vector piecewise.
6509         (expand_vector_operation): Treat comparison as binary
6510         operation of vector type.
6511         (expand_vector_operations_1): Adjust.
6512
6513 2011-09-29  Richard Guenther  <rguenther@suse.de>
6514
6515         * tree.c (build_opaque_vector_type): Make opaque vectors
6516         variant types of the corresponding non-opaque type.  Make
6517         sure to share opaque vector types properly.
6518
6519 2011-09-29  David S. Miller  <davem@davemloft.net>
6520
6521         * config/sparc/sparc.md (UNSPEC_ARRAY8, UNSPEC_ARRAY16,
6522         UNSPEC_ARRAY32): New unspec.
6523         (define_attr type): New type 'array'.
6524         (array{8,16,32}<P:mode>_vis): New patterns.
6525         * config/sparc/ultra1_2.md: Add reservations for 'array'.
6526         * config/sparc/ultra3.md: Likewise.
6527         * config/sparc/niagara.md: Likewise.
6528         * config/sparc/niagara2.md: Likewise.
6529         * config/sparc/sparc.c (sparc_vis_init_builtins): Build new
6530         array builtins.
6531         * config/sparc/visintrin.h (__vis_array8, __vis_array16,
6532         __vis_array32): New.
6533         * doc/extend.texi: Document new VIS builtins.
6534
6535         * config/sparc/sparc.md (gcond_name): Delete unnecessary code attr.
6536         (VIS pixel-compare insn): Just use <gcond:name>.
6537
6538         * config/sparc/sparc.md (VIS pixel-compare insn): There is only one
6539         code iterator used, so just use <code>.  There are two mode iterators
6540         so explicitly use <GCM:gcm_name>.
6541
6542 2011-09-29  Iain Sandoe  <iains@gcc.gnu.org>
6543
6544         * config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Enable for
6545         Darwin >= 9.
6546
6547 2011-09-28  David S. Miller  <davem@davemloft.net>
6548
6549         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE,
6550         UNSPEC_FCMPGT, UNSPEC_FCMPEQ): Delete and reduce to...
6551         (UNSPEC_FCMP): New unspec.
6552         (gcond): New code iterator.
6553         (gcond_name): New code attr.
6554         (GCM): New mode iterator.
6555         (gcm_name): New mode attr.
6556         (fcmp{le,ne,gt,eq}{16,32}_vis): Reimplement using iterators.
6557
6558 2011-09-28  Oleg Endo  <oleg.endo@t-online.de>
6559
6560         PR target/49486
6561         * config/sh/sh.md (negdi2): Move expansion into split to
6562         allow more combination options.  Add T_REG clobber.
6563         (abssi2): New expander.
6564         (*negdi2, *abssi2, *negabssi2): New insns.
6565         (cneg): Change from insn to insn_and_split.  Rename to
6566         negsi_cond.  Add alternative for non-SH4.
6567
6568 2011-09-28  Richard Sandiford  <richard.sandiford@linaro.org>
6569
6570         * config/arm/neon.md (neon_move_lo_quad_<mode>): Delete.
6571         (neon_move_hi_quad_<mode>): Likewise.
6572         (move_hi_quad_<mode>, move_lo_quad_<mode>): Use subreg moves.
6573
6574 2011-09-28  Nick Clifton  <nickc@redhat.com>
6575
6576         * config/rx/predicates.md (rx_minmax_operand): New predicate.
6577         Accepts immediates and a restricted subset of MEMs.
6578         * config/rx/rx.md (int_modes): New iterator.
6579         (smaxsi3, sminsi3): Delete and replace with...
6580         (smax<int_mode>3, smin<int_mode>3): New patterns.
6581         (umax<>3_u, umax<>3_ur, umax<>3, umin<>3): New patterns.
6582
6583 2011-09-28  Richard Guenther  <rguenther@suse.de>
6584
6585         PR middle-end/50460
6586         * fold-const.c (try_move_mult_to_index): Handle &a.array the
6587         same as &a.array[0].
6588
6589 2011-09-28  Kai Tietz  <ktietz@redhat.com>
6590
6591         * configure.ac: Add test for new section attribute
6592         specifier "e" via define HAVE_GAS_SECTION_EXCLUDE.
6593         * config.in: Regenerated.
6594         * configure: Regenerated.
6595         * config/i386/winnt.c (i386_pe_asm_named_section): Emit
6596         new section flag "e" for excluded sections, if supported.
6597         Otherwise we mark section withc SECTION_EXCLUDE flag as never-load.
6598
6599 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
6600
6601         * config/m32r/m32r.md: Use match_test rather than eq/ne symbol_ref
6602         throughout file.
6603
6604 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
6605
6606         * config/iq2000/iq2000.md: Use match_test rather than eq/ne symbol_ref
6607         throughout file.
6608
6609 2011-09-27  Sriraman Tallam  <tmsriram@google.com>
6610
6611         * output.h (SECTION_EXCLUDE): New macro.
6612         * varasm.c (default_elf_asm_named_section): Check for SECTION_EXCLUDE.
6613
6614 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
6615
6616         * fwprop.c (forward_propagate_and_simplify): After checking
6617         reg/subreg combinations, check whether the modes are the same.
6618
6619 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
6620             Richard Sandiford  <rdsandiford@googlemail.com>
6621
6622         * config/mips/mips.c (mips_add_cfa_restore): New function.
6623         (mips16e_save_restore_reg): Use it.
6624         (mips_restore_reg): Likewise.  Split double FPRs for
6625         REG_CFA_RESTORE notes.
6626
6627 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
6628
6629         PR middle-end/50386
6630         PR middle-end/50326
6631         * tree-sra.c (build_ref_for_model): Use the type of the field as
6632         the type of the COMPONENT_REF.
6633
6634 2011-09-27  Jeff Law  <law@redhat.com>
6635
6636         * ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument.  Scale
6637         non-jumping insns by REG_BR_PROB_BASE and the maximum cost by SCALE.
6638         (find_if_case_1): Use the probability of the THEN clause when
6639         determining if speculation is profitable.
6640         (find_if_case_2): Similarly for the ELSE clause.
6641
6642 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
6643
6644         * common.opt: Add -foptimize-strlen option.
6645         * Makefile.in (OBJS): Add tree-ssa-strlen.o.
6646         (tree-sssa-strlen.o): Add dependencies.
6647         * opts.c (default_options_table): Enable -foptimize-strlen
6648         by default at -O2 if not -Os.
6649         * passes.c (init_optimization_passes): Add pass_strlen
6650         after pass_object_sizes.
6651         * timevar.def (TV_TREE_STRLEN): New timevar.
6652         * params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
6653         * tree-pass.h (pass_strlen): Declare.
6654         * tree-ssa-strlen.c: New file.
6655         * c-decl.c (merge_decls): If compatible stpcpy prototype
6656         is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
6657
6658 2011-09-27  Tom de Vries  <tom@codesourcery.com>
6659
6660         PR middle-end/43864
6661         * tree-ssa-tail-merge.c: New file.
6662         (struct same_succ_def): Define.
6663         (same_succ, const_same_succ): New typedef.
6664         (struct bb_cluster_def): Define.
6665         (bb_cluster, const_bb_cluster): New typedef.
6666         (struct aux_bb_info): Define.
6667         (BB_SIZE, BB_SAME_SUCC, BB_CLUSTER, BB_VOP_AT_EXIT): Define.
6668         (gvn_uses_equal): New function.
6669         (same_succ_print, same_succ_print_traverse, update_dep_bb)
6670         (stmt_update_dep_bb, local_def, same_succ_hash)
6671         (inverse_flags, same_succ_equal, same_succ_alloc, same_succ_delete)
6672         (same_succ_reset): New function.
6673         (same_succ_htab, same_succ_edge_flags)
6674         (deleted_bbs, deleted_bb_preds): New var.
6675         (debug_same_succ): New function.
6676         (worklist): New var.
6677         (print_worklist, add_to_worklist, find_same_succ_bb, find_same_succ)
6678         (init_worklist, delete_worklist, delete_basic_block_same_succ)
6679         (same_succ_flush_bbs, purge_bbs, update_worklist): New function.
6680         (print_cluster, debug_cluster, update_rep_bb)
6681         (add_bb_to_cluster, new_cluster, delete_cluster): New function.
6682         (all_clusters): New var.
6683         (alloc_cluster_vectors, reset_cluster_vectors, delete_cluster_vectors)
6684         (merge_clusters, set_cluster): New function.
6685         (gimple_equal_p, gsi_advance_bw_nondebug_nonlocal, find_duplicate)
6686         (same_phi_alternatives_1, same_phi_alternatives, bb_has_non_vop_phi)
6687         (deps_ok_for_redirect_from_bb_to_bb, deps_ok_for_redirect)
6688         (find_clusters_1, find_clusters): New function.
6689         (update_vuses, vop_phi, vop_at_entry, replace_block_by): New function.
6690         (update_bbs): New var.
6691         (apply_clusters): New function.
6692         (update_debug_stmt, update_debug_stmts): New function.
6693         (tail_merge_optimize): New function.
6694         tree-pass.h (tail_merge_optimize): Declare.
6695         * tree-ssa-pre.c (execute_pre): Use tail_merge_optimize.
6696         * Makefile.in (OBJS-common): Add tree-ssa-tail-merge.o.
6697         (tree-ssa-tail-merge.o): New rule.
6698         * opts.c (default_options_table): Set OPT_ftree_tail_merge by
6699         default at OPT_LEVELS_2_PLUS.
6700         * tree-ssa-sccvn.c (vn_valueize): Move to ...
6701         * tree-ssa-sccvn.h (vn_valueize): Here.
6702         * timevar.def (TV_TREE_TAIL_MERGE): New timevar.
6703         * common.opt (ftree-tail-merge): New switch.
6704         * params.def (PARAM_MAX_TAIL_MERGE_COMPARISONS)
6705         (PARAM_MAX_TAIL_MERGE_ITERATIONS): New parameter.
6706         * doc/invoke.texi (Optimization Options, -O2): Add -ftree-tail-merge.
6707         (-ftree-tail-merge, max-tail-merge-comparisons)
6708         (max-tail-merge-iterations): New item.
6709
6710 2011-09-27  Jan Hubicka  <jh@suse.cz>
6711
6712         * ipa-inline-analysis.c (MAX_TIME): Reduce to avoid overflows.
6713
6714 2011-09-27  Jan Hubicka  <jh@suse.cz>
6715
6716         * ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
6717         parameters passed by reference; handle loads from non-SSA scalars
6718         and update comments.
6719
6720 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
6721
6722         PR rtl-optimization/50249
6723         * reload1.c (reload_reg_reaches_end_p): Accept a reloadnum argument
6724         instead of opnum and type.  All callers changed.  Remove useless
6725         declaration.
6726         Search forward for other reloads of the same type for the same operand
6727         using the same register; if any are found, return false.
6728         (reload_regs_reach_end_p): Same argument changes; all callers changed.
6729
6730 2011-09-27  Andi Kleen  <ak@linux.intel.com>
6731             Jan Hubicka  <jh@suse.cz>
6732
6733         * doc/invoke.texi (ffat-lto-objects): Document.
6734         * toplev.c (compile_file): Do not output assembly when doing slim lto;
6735         Output __gnu_slim_lto when doing slim lto.
6736         * cgraphunit.c (ipa_passes): Do only analysis when producing slim lto.
6737         (cgraph_optimize): Return early when doing slim lto.
6738         * opts.c (finish_options): Complain about lack of linker plugin
6739         when doing slim lto.
6740         * common.opt (ffat-lto-objects): New.
6741
6742 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
6743
6744         * ipa-inline-analysis.c (predicate_probability): Avoid comparison
6745         between signed and unsigned.
6746
6747 2011-09-27  Ira Rosen  <ira.rosen@linaro.org>
6748
6749         * tree-vect-stmts.c (vectorizable_type_demotion): Handle basic block
6750         vectorization.
6751         (vectorizable_type_promotion): Likewise.
6752         (vect_analyze_stmt): Call vectorizable_type_demotion and
6753         vectorizable_type_promotion for basic blocks.
6754         (supportable_widening_operation): Don't assume loop vectorization.
6755         * tree-vect-slp.c (vect_build_slp_tree): Allow multiple types for
6756         basic blocks.  Update vectorization factor for basic block
6757         vectorization.
6758         (vect_analyze_slp_instance): Allow multiple types for basic block
6759         vectorization.  Recheck unrolling factor after construction of SLP
6760         instance.
6761
6762 2011-09-27  Richard Guenther  <rguenther@suse.de>
6763
6764         * tree-object-size.c (compute_object_sizes): Fix dumping of
6765         folded statement.
6766
6767 2011-09-27  Richard Guenther  <rguenther@suse.de>
6768
6769         PR tree-optimization/50363
6770         * tree-ssa-pre.c (create_expression_by_pieces): Handle
6771         pointer conversions in POINTER_PLUS_EXPRs properly.
6772
6773 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
6774
6775         * config/arm/neon.md (neon_vget_highv16qi, neon_vget_highv8hi)
6776         (neon_vget_highv4si, neon_vget_highv4sf, neon_vget_highv2di)
6777         (neon_vget_lowv16qi, neon_vget_lowv8hi, neon_vget_lowv4si)
6778         (neon_vget_lowv4sf, neon_vget_lowv2di): Turn into define_expands
6779         that produce subreg moves.  Define using VQX iterators.
6780
6781 2011-09-27  Georg-Johann Lay  <avr@gjlay.de>
6782
6783         * config/avr/avr.md (ashrqi3): Split alternative "n"
6784         into its remaining parts C03, C04, C05, C06, C07 and describe
6785         impact in CC by attribute "cc" appropriately.
6786         * config/avr/avr.c (notice_update_cc): Clean-up: Don't patch CC0
6787         by digging RTX.
6788
6789 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
6790
6791         * rtl.h (const_tiny_rtx): Change into array of 4 x MAX_MACHINE_MODE
6792         from 3 x MAX_MACHINE_MODE.
6793         (CONSTM1_RTX): Define.
6794         * emit-rtl.c (const_tiny_rtx): Change into array of
6795         4 x MAX_MACHINE_MODE from 3 x MAX_MACHINE_MODE.
6796         (gen_rtx_CONST_VECTOR): Use CONSTM1_RTX if all inner constants are
6797         CONSTM1_RTX.
6798         (init_emit_once): Initialize CONSTM1_RTX for MODE_INT and
6799         MODE_VECTOR_INT modes.
6800         * simplify-rtx.c (simplify_binary_operation_1) <case IOR, XOR, AND>:
6801         Optimize if one operand is CONSTM1_RTX.
6802         * config/i386/i386.c (ix86_expand_sse_movcc): Optimize mask ? -1 : x
6803         into mask | x.
6804
6805 2011-09-26  David S. Miller  <davem@davemloft.net>
6806
6807         * config/sparc/sparc.md (edge{8,16,32}{,l}): Return Pmode.
6808         (fcmp{le,ne,gt,eq}{16,32}): Likewise.
6809         * config/sparc/visintrin.h: Update edge and pixel-compare
6810         intrinsics to return 'long' instead of 'int'.
6811         * doc/extend.texi: Update documentation to match.
6812         * config/sparc/sparc.c (eligible_for_return_delay): When leaf or
6813         flat, allow any instruction.  Otherwise, when V9 allow parallels
6814         which consist only of sets to registers outside of %o0 to %o5.
6815         (sparc_vis_init_builtins): Update VIS builtin types for edge
6816         and pixel-compare.
6817
6818         * config/sparc/sparc.c (sparc_conditional_register_usage): When VIS
6819         is enabled, mark %gsr as global.
6820         * config/sparc/sparc.md (UNSPEC_WRGSR): Delete.
6821         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus): Don't wrap in an unspec.
6822
6823         * config/sparc/sparc-c.c: New file implementing sparc_target_macros,
6824         which will now define __VIS and __VIS__ when -mvis is enabled.
6825         * config/sparc/t-sparc: Likewise.
6826         * config.gcc: Add sparc-c.o to c_target_objs and cxx_target_objs,
6827         and add t-sparc to tmake_file for all sparc targets.
6828         * config/sparc/sparc-protos.h (sparc_target_macros): Declare.
6829         * config/sparc/sparc.h (TARGE_CPU_CPP_BUILTINS): Call it.
6830
6831         * config/sparc/sparc.c (sparc_vis_init_builtins): Add explicit
6832         builtins for VIS vector addition and subtraction.
6833         * config/sparc/visintrin.h (__vis_fpadd16, __vis_fpadd16s,
6834         __vis_fpadd32, __vis_fpadd32s, __vis_fpsub16, __vis_fpsub16s,
6835         __vis_fpsub32, __vis_fpsub32s): New.
6836         * doc/extend.texi: Document new VIS intrinsics.
6837
6838 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6839
6840         * config/avr/avr.md (peephole casesi+2): Use -1 instead of 65536.
6841         * config/avr/avr.c (avr_out_compare): Print shorter sequence for
6842         EQ/NE comparisons against +/-1 in the case of unused-after,
6843         non-ld-regs target.
6844
6845 2011-09-26  Jakub Jelinek  <jakub@redhat.com>
6846
6847         * gimple-fold.c (gimplify_and_update_call_from_tree): Set
6848         gctx.into_ssa after push_gimplify_context.
6849
6850         * gimple.c (gimple_build_call_valist): New function.
6851         * gimple.h (gimple_build_call_valist): New prototype.
6852         * tree-ssa-propagate.c (finish_update_gimple_call): New function.
6853         (update_gimple_call): Likewise.
6854         (update_call_from_tree): Use finish_update_gimple_call.
6855         * tree-ssa-propagate.h (update_gimple_call): New prototype.
6856
6857 2011-09-26  Richard Guenther  <rguenther@suse.de>
6858
6859         PR tree-optimization/50472
6860         * gimple-fold.c (fold_const_aggregate_ref_1): Do not fold
6861         volatile references.
6862
6863 2011-09-26  Bingfeng Mei <bmei@broadcom.com>
6864
6865         * doc/tm.texi: Correct documentation for TARGET_ADDR_SPACE_SUBSET_P.
6866         * target.def: (addr_space_subset_p): Likewise.
6867
6868 2011-09-26  Tom de Vries  <tom@codesourcery.com>
6869
6870         * tree-ssa-alias.h (pt_solution_singleton_p): Declare.
6871         * tree-ssa-structalias.c (pt_solution_singleton_p): New function.
6872         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Set points-to solution
6873         of new var.
6874
6875 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6876
6877         PR target/50465
6878         * config/avr/avr-protos.h (output_reload_insisf): Don't pass insn.
6879         * config/avr/avr.md (*reload_insi, *reload_insf): Change call to
6880         output_reload_insisf.
6881         (adjust_len): Set default to "no".
6882         Remove alternative "yes".  Add alternatives: "mov8", "mov16",
6883         "mov32", "ashlqi", "ashrqi", "lshrqi", "ashlhi", "ashrhi",
6884         "lshrhi", "ashlsi, "ashrsi", "lshrsi".
6885         (*movqi, *movhi, *movsi, *ashlqi3, ashlhi3, ashlsi3,
6886         *ashlhi3_const, *ashlsi3_const, ashrqi3, ashrhi3, ashrsi3,
6887         *ashrhi3_const, *ashrsi3_const, *lshrqi3, lshrhi3, *lshrhi3_const,
6888         *lshrsi3_const): Set attribute "adjust_len".
6889         * config/avr/avr.c (output_reload_insisf): Remove parameter "insn".
6890         (output_movsisf): Don't pass insn to output_reload_insisf.
6891         (adjust_insn_length): Handle new alternatives to adjust_len.
6892         Remove handling of ADJUST_LEN_YES.  Clean-up code.
6893
6894 2011-09-26  Eric Botcazou  <ebotcazou@adacore.com>
6895
6896         * ifcvt.c (noce_try_cmove_arith): Use may_trap_or_fault_p in lieu of
6897         may_trap_p to detect loads that may trap of fault.
6898
6899 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6900
6901         * config/avr/avr-protos.h (output_reload_inhi): Change prototype.
6902         * config/avr/avr.md (adjust_len): Add "reload_in16" alternative.
6903         (*reload_inhi): Use it.  Adapt call to output_reload_inhi to new
6904         prototype.
6905         (*movhi): Split constraint alternative "r,rL" into "r,r" and "r,L".
6906         * config/avr/avr.c: Rename output_reload_insisf_1 to
6907         output_reload_in_const.
6908         (avr_popcount_each_byte): Handle SFmode, too.
6909         (output_reload_in_const): Change so it can handle HI loads, too.
6910         Use avr_popcount_each_byte to work out if scratch register must be
6911         created on the fly.
6912         (output_reload_inhi): Rewrite using output_reload_in_const and...
6913         (output_movhi): ...use it to print constants' loads.
6914         (adjust_insn_length): New case ADJUST_LEN_RELOAD_IN16. Cleanup code.
6915
6916 2011-09-25  David S. Miller  <davem@davemloft.net>
6917
6918         * config/sparc/constraints.md (C, P, Z): New constraints for
6919         const_doube, const_int, and const_vector "all ones" values.
6920         Make unused constraint letters comment match reality.
6921         * config/sparc/predicates.md (const_all_ones_operand,
6922         register_or_zero_or_all_ones_operand): New predicates.
6923         * config/sparc/sparc.c (sparc_expand_move): Allow all ones
6924         as well as zero constants when VIS.
6925         (sparc_legitimate_constant_p): Likewise.
6926         * config/sparc/sparc.md (movsi_insn): Add fones alternative.
6927         (movsf_insn): Likewise
6928         (movdi_insn_sp64): Add fone alternative.
6929         (movdf_insn_sp32_v9): Likewise.
6930         (movdf_insn_sp64): Likewise.
6931
6932         * configure.ac: Add feature check to make sure the assembler
6933         supports the FMAF, HPC, and VIS 3.0 instructions found on
6934         Niagara-3 and later cpus.
6935         * configure: Rebuild.
6936         * config.in: Likewise.
6937         * config/sparc/sparc.opt: New option '-mfmaf'.
6938         * config/sparc/sparc.md: Add float fused multiply-add patterns.
6939         * config/sparc/sparc.h (AS_NIAGARA3_FLAG): New macro.
6940         (ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Use it, as needed.
6941         * config/sparc/sol2.h (ASM_CPU32_DEFAULT_SPEC,
6942         ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Likewise.
6943         * config/sparc/sparc.c (sparc_option_override): Turn MASK_FMAF on
6944         by default for Niagara-3 and later.  Turn it off if TARGET_FPU is
6945         disabled.
6946         (sparc_rtx_costs): Handle 'FMA'.
6947         * doc/invoke.texi: Document -mfmaf.
6948
6949 2011-09-25  Jakub Jelinek  <jakub@redhat.com>
6950
6951         * tree-ssa-structalias.c (intra_create_variable_infos): Treat
6952         TYPE_RESTRICT REFERENCE_TYPE parameters like restricted
6953         DECL_BY_REFERENCE parameters.
6954
6955 2011-09-25  Eric Botcazou  <ebotcazou@adacore.com>
6956
6957         * tree-eh.c (cleanup_empty_eh): Allow a call to __builtin_stack_restore
6958         if there is no outgoing edge.
6959
6960         * tree-scalar-evolution.c (simple_iv): Accept all kinds of pointer and
6961         integral types.
6962
6963 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6964
6965         * tree-vect-slp.c (vect_slp_analyze_bb_1): Split out core part
6966         of vect_analyze_bb here.
6967         (vect_analyze_bb): Loop over vector sizes calling vect_analyze_bb_1.
6968
6969 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6970
6971         * tree-data-ref.c (dr_analyze_innermost): Add new argument.
6972         Allow not simple iv if analyzing basic block.
6973         (create_data_ref): Update call to dr_analyze_innermost.
6974         (stmt_with_adjacent_zero_store_dr_p, ref_base_address): Likewise.
6975         * tree-loop-distribution.c (generate_memset_zero): Likewise.
6976         * tree-predcom.c (find_looparound_phi): Likewise.
6977         * tree-data-ref.h (dr_analyze_innermost): Add new argument.
6978
6979 2011-09-24  David S. Miller  <davem@davemloft.net>
6980
6981         * config/sparc/sparc.h (FIRST_PSEUDO_REGISTER): Bump to 103.
6982         (SPARC_GSR_REG): Define.
6983         (FIXED_REGISTERS): Mark GSR as fixed.
6984         (CALL_USED_REGISTERS): Mark GSR as call used.
6985         (HARD_REGNO_NREGS): GSR is always 1 register.
6986         (REG_CLASS_CONTENTS): Add GSR to ALL_REGS.
6987         (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER): Add GSR to the end.
6988         (REGISTER_NAMES): Add "%gsr".
6989         * config/sparc/sparc.md (UNSPEC_ALIGNADDR, UNSPEC_ALIGNADDRL): Delete.
6990         (UNSPEC_WRGSR): New unspec.
6991         (GSR_REG): New constant.
6992         (type): Add new insn type 'gsr'.
6993         (fpack16_vis, fpackfix_vis, fpack32_vis,
6994         faligndata<V64I:MODE>_vis)): Add use of GSR_REG.
6995         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus, rdgsr_vis, *rdgsr_sp64,
6996         rdgsr_v8plus): New expanders and insns.
6997         (alignaddr<P:mode>_vis, alignaddrl<P:mode>_vis): Reimplement
6998         using patterns which show that this is a plus in addition to a
6999         modification of GSR_REG, instead of an unspec.
7000         * config/sparc/ultra1_2.md: Handle 'gsr'.
7001         * config/sparc/ultra3.md: Likewise.
7002         * config/sparc/niagara.md: Likewise.
7003         * config/sparc/niagara2.md: Likewise.
7004         * config/sparc/sparc.c (leaf_reg_remap, sparc_leaf_regs): Fill out
7005         end of table.
7006         (sparc_option_override): Make -mvis imply -mv8plus.
7007         (hard_32bit_mode_classes, hard_64bit_mode_classes): Add entries
7008         for %gsr.
7009         (sparc_vis_init_builtins): Build __builtin_vis_write_gsr and
7010         __builtin_vis_read_gsr.
7011         (sparc_expand_buildin): Handle builtins that take one argument and
7012         return void.
7013         (sparc_fold_builtin): Never fold writes to %gsr.
7014         * config/sparc/visintrin.h (__vis_write_gsr, __vis_read_gsr): New.
7015         * doc/extend.texi: Document new VIS intrinsics.
7016
7017 2011-09-23  Jan Hubicka  <jh@suse.cz>
7018
7019         * ipa-inline-transform.c (inline_call): Add comment.
7020         * ipa-inline.h (inline_param_summary): New structure and vector.
7021         (struct inline_edge_summary): Add param field.
7022         * ipa-inline-analysis.c (CHANGED): New constant.
7023         (add_clause): Handle CHANGED and NOT_CONSTANT.
7024         (predicate_probability): New function.
7025         (dump_condition): Dump CHANGED predicate.
7026         (evaluate_conditions_for_known_args): Handle ERROR_MARK as marker
7027         of unknown function wide invariant.
7028         (evaluate_conditions_for_edge): Handle change probabilities.
7029         (inline_edge_duplication_hook): Copy param summaries.
7030         (inline_edge_removal_hook): Free param summaries.
7031         (dump_inline_edge_summary): Fix dumping of indirect edges and callee
7032         sizes; dump param summaries.
7033         (will_be_nonconstant_predicate): Use CHANGED predicate.
7034         (record_modified_bb_info): New structure.
7035         (record_modified): New function.
7036         (param_change_prob): New function.
7037         (estimate_function_body_sizes): Compute param summaries.
7038         (estimate_edge_size_and_time): Add probability argument.
7039         (estimate_node_size_and_time): Add inline_param_summary argument;
7040         handle predicate probabilities.
7041         (remap_predicate): Fix formating.
7042         (remap_edge_change_prob): New function.
7043         (remap_edge_summaries): Rename from ...; use remap_edge_change_prob.
7044         (remap_edge_predicates): ... this one.
7045         (inline_merge_summary): Remap edge summaries; handle predicate
7046         probabilities; remove param summaries after we are done.
7047         (do_estimate_edge_time): Update.
7048         (do_estimate_edge_growth): Update.
7049         (read_inline_edge_summary): Read param info.
7050         (inline_read_summary): Fix formating.
7051         (write_inline_edge_summary): Write param summaries.
7052
7053 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
7054
7055         * config/i386/i386.c (ix86_print_operand): Handle %~.
7056         (ix86_print_operand_punct_valid_p): Return true also for '~'.
7057         * config/i386/sse.md (i128): New mode_attr.
7058         (vec_extract_hi_<mode>, vec_extract_hi_<mode>,
7059         avx_vbroadcastf128_<mode>, *avx_vperm2f128<mode>_full,
7060         *avx_vperm2f128<mode>_nozero, vec_set_lo_<mode>,
7061         vec_set_hi_<mode>, *vec_concat<mode>_avx): Use <i128> in the
7062         patterns, use "<sseinsnmode>" for "mode" attribute.
7063         (vec_extract_hi_v16hi, vec_extract_hi_v32qi, vec_set_lo_v16hi,
7064         vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Use
7065         %~128 in the patterns, use "OI" for "mode" attribute.
7066
7067 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
7068
7069         PR target/50447
7070         * config/avr/avr.md (adjust_len): Add alternatives "tsthi",
7071         "tstsi", "compare".
7072         (*cmpqi_sign_extend): Use s8_operand.
7073         (*cmphi, *cmpsi): Rewrite using avr_out_compare.
7074         * config/avr/avr-protos.h (compare_diff_p, compare_eq_p): Remove
7075         prototypes.
7076         (out_tsthi, out_tstsi): Remove prototypes.
7077         (avr_out_tsthi, avr_out_tstsi): New prototypes.
7078         * config/avr/avr.c (out_tsthi, out_tstsi): Remove functions.
7079         (avr_asm_len): Negative length now sets *plen to -length.
7080         (compare_sign_p): Return bool instead of int.
7081         (compare_diff_p, compare_eq_p): Ditto and make static.
7082         (avr_out_tsthi): New function.
7083         (avr_out_tstsi): New function.
7084         (avr_out_compare): New function.
7085         (adjust_insn_length): Handle ADJUST_LEN_TSTHI, ADJUST_LEN_TSTSI,
7086         ADJUST_LEN_COMPARE.
7087
7088 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
7089
7090         PR target/50447
7091         * config/avr/avr.md: (adjust_len): Add alternative "out_plus".
7092         (addsi3): Rewrite using QI scratch register.  Adjust text
7093         peepholes using plus:SI.
7094         (*addsi3_zero_extend.hi): New insn.
7095         (*subsi3_zero_extend.hi): New insn.
7096         (*subhi3_zero_extend1): Set attribute "cc" to "set_czn".
7097         (*subsi3_zero_extend): Ditto.
7098         (subsi3): Change predicate #2 to register_operand.
7099         * config/avr/avr-protos.h (avr_out_plus): New prototype.
7100         (avr_out_plus_1): New static function.
7101         (avr_out_plus): New function.
7102         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS.
7103
7104 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
7105
7106         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): For
7107         GE/GT/UNLE/UNLT swap arguments and condition even for TARGET_AVX.
7108
7109 2011-09-23  Ian Lance Taylor  <iant@google.com>
7110
7111         * godump.c (go_define): Treat a single character in single quotes,
7112         or a string, as an operand.
7113
7114 2011-09-23  Martin Jambor  <mjambor@suse.cz>
7115
7116         * ipa-prop.h (jump_func_type): Updated comments.
7117         (ipa_known_type_data): New type.
7118         (ipa_jump_func): Use it to describe known type jump functions.
7119         * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Updated to
7120         reflect the new known type jump function contents.
7121         (compute_known_type_jump_func): Likewise.
7122         (combine_known_type_and_ancestor_jfs): Likewise.
7123         (try_make_edge_direct_virtual_call): Likewise.
7124         (ipa_write_jump_function): Likewise.
7125         (ipa_read_jump_function): Likewise.
7126         * ipa-cp.c (ipa_value_from_known_type_jfunc): New function.
7127         (ipa_value_from_jfunc): Use ipa_value_from_known_type_jfunc.
7128         (propagate_accross_jump_function): Likewise.
7129
7130 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
7131
7132         PR target/50446
7133         * config/avr/avr.md (rotlqi3): Support all offsets 0..7.
7134         (rotlqi3_4): Turn insn into expander.
7135         (*rotlqi3): New insn.
7136         (rotlhi3, rotlsi3): Support rotate left/right by 1.
7137         (*rotlhi2.1, *rotlhi2.15): New insns.
7138         (*rotlsi2.1, *rotlsi2.31): New insns.
7139         * config/avr/constraints.md (C03, C05, C06, C07): New constraints.
7140
7141 2011-09-23  Bin Cheng  <bin.cheng@arm.com>
7142
7143         * config/arm/bpabi.h (BE8_LINK_SPEC): Add cortex-m arch and processors.
7144
7145 2011-09-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
7146
7147         * ipa-prop.c (ipa_print_node_jump_functions): Fix typos.
7148
7149 2011-09-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7150
7151         * reload.c (find_reloads): Set operand_mode to Pmode for address
7152         operands consisting of just a CONST_INT.
7153
7154 2011-09-22  Uros Bizjak  <ubizjak@gmail.com>
7155
7156         PR target/50482
7157         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
7158         blendv, force op_true to register if it doesn't satisfy
7159         nonimmediate_operand predicate.
7160
7161 2011-09-22  Richard Sandiford  <rdsandiford@googlemail.com>
7162
7163         PR middle-end/50113
7164         PR middle-end/50061
7165         * calls.c (emit_library_call_value_1): Use BLOCK_REG_PADDING to
7166         get the locate.where_pad value for register-only arguments.
7167         * config/arm/arm.c (arm_pad_arg_upward): Remove HFmode handling.
7168         (arm_pad_reg_upward): Handle null types.
7169
7170 2011-09-22  Jan Hubicka  <jh@suse.cz>
7171
7172         * ipa-inline-analysis.c: Fix overly long lines.
7173
7174 2011-09-22  Jan Hubicka  <jh@suse.cz>
7175
7176         * ipa-inline-transform.c (inline_call): Always update jump functions
7177         after inlining.
7178         * ipa-inline.c (ipa_inline): Likewise; do not call
7179         ipa_create_all_structures_for_iinln.
7180         (ipa_inline): Always free jump functions.
7181         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Remove hack.
7182         (remap_edge_predicates): Fix pasto.
7183         (inline_merge_summary): Remove nlined edge predicate; remove hack.
7184         (inline_analyze_function): Always initialize jump functions.
7185         (inline_generate_summary): Likewise.
7186         (inline_write_summary): Always write jump functions when ipa-cp
7187         is not doing that.
7188         (inline_read_summary): Always read jump functions when ipa-cp
7189         is not doing that.
7190         * ipa-prop.c (iinlining_processed_edges): Remove.
7191         (update_indirect_edges_after_inlining): Do not use
7192         iinlining_processed_edges; instead set param_index to -1.
7193         (propagate_info_to_inlined_callees): Only try to indirect inlining
7194         when asked to do so; update jump functions of indirect calls, too;
7195         remove jump functions of the inlined edge.
7196         (ipa_edge_duplication_hook): Do not copy iinlining_processed_edges.
7197         (ipa_create_all_structures_for_iinln): Remove.
7198         (ipa_free_all_structures_after_iinln): Do not free
7199         iinlining_processed_edges.
7200         * ipa-prop.h (ipa_create_all_structures_for_iinln): Remove.
7201
7202 2011-09-22  Richard Sandiford  <richard.sandiford@linaro.org>
7203
7204         * config/arm/predicates.md (expandable_comparison_operator): New
7205         predicate, extracted from...
7206         (arm_comparison_operator): ...here.
7207         * config/arm/arm.md (cbranchsi4, cbranchsf4, cbranchdf4, cbranchdi4)
7208         (cstoresi4, cstoresf4, cstoredf4, cstoredi4, movsicc, movsfcc)
7209         (movdfcc): Use expandable_comparison_operator.
7210
7211 2011-09-22  Georg-Johann Lay  <avr@gjlay.de>
7212
7213         PR target/50447
7214         PR target/50465
7215         * config/avr/avr-protos.h (avr_out_bitop): New prototype.
7216         (avr_popcount_each_byte): New prototype.
7217         * config/avr/avr.c (avr_popcount): New static function.
7218         (avr_popcount_each_byte): New function.
7219         (avr_out_bitop): New function.
7220         (adjust_insn_length): ADJUST_LEN_OUT_BITOP dispatches to
7221         avr_out_bitop.  Cleanup code.
7222         * config/avr/constraints.md (Ca2, Co2, Cx2): New constraints.
7223         (Ca4, Co4, Cx4): New constraints.
7224         * config/avr/avr.md (adjust_len): Add "out_bitop" insn attribute
7225         alternative.
7226         (andhi3, iorhi3, xorhi3): Rewrite insns using avr_out_bitop.
7227         (andsi3, iorsi3, xorsi3): Ditto.
7228         (*iorhi3_clobber, *iorsi3_clobber): Remove insns.
7229
7230 2011-09-22  Ira Rosen  <ira.rosen@linaro.org>
7231
7232         PR tree-optimization/50451
7233         * tree-vect-slp.c (vect_get_constant_vectors): Don't fail for
7234         constant operands in reduction.
7235         (vect_get_slp_defs): Don't create vector operand for NULL scalar
7236         operand.
7237
7238 2011-09-22  David S. Miller  <davem@davemloft.net>
7239
7240         * config/sparc/sparc.c (sparc_vis_init_builtins): Do not mark
7241         fpack16, fpack32, fpackfix as const.
7242
7243         * config/sparc/sparc.md (G[0-7]_REG, O[0-7]_REG, L[0-7]_REG,
7244         I[0-7]_REG, F[0-62]_REG, FCC[0-3]_REG, CC_REG, SFP_REG): New
7245         constants.  Use them everywhere.
7246
7247 2011-09-22  Oleg Endo  <oleg.endo@t-online.de>
7248
7249         * config/sh/sh.c (andcosts): Renamed to and_xor_ior_costs.
7250         Added AND special case.  Adapted comments.
7251         (sh_rtx_costs): Added XOR and IOR case.
7252
7253 2011-09-21  Jan Hubicka  <jh@suse.cz>
7254
7255         * ipa-inline-analsis.c (compute_inline_parameters): Set
7256         cfun and current_function_decl.
7257
7258 2011-09-21  Jan Hubicka  <jh@suse.cz>
7259
7260         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Allow
7261         handled components in parameter of builtin_constant_p.
7262         (will_be_nonconstant_predicate): Allow loads of non-SSA parameters.
7263
7264 2011-09-21  Jan Hubicka  <jh@suse.cz>
7265
7266         * ipa-inline.c (relative_time_benefit): Fix wrong bracketting.
7267         * ipa-inline.h (estimate_edge_time): Fix pasto.
7268         * ipa-inline-analysis.c (do_estiamte_edge_time): Remove capping.
7269
7270 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
7271
7272         * config/i386/i386.c (ix86_expand_sse_movcc): Use
7273         blendvps, blendvpd and pblendvb if possible.
7274
7275 2011-09-21  Uros Bizjak  <ubizjak@gmail.com>
7276
7277         PR target/50464
7278         * config/i386/sse.md (xop_pcmov_<mode><avxsizesuffix>): Change
7279         operand 1 predicate to register_operand and operand 2 predicate
7280         to nonimmediate_operand.
7281         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
7282         xop_pcmov, force op_true to register.  Also, force op_false to
7283         register if it doesn't satisfy nonimmediate_operand predicate.
7284
7285 2011-09-21  Kirill Yukhin  <kirill.yukhin@intel.com>
7286
7287         * config/i386/bmi2intrin.h (_mulx_u64): New.
7288         (_mulx_u32): Ditto.
7289
7290 2011-09-21  Jan Hubicka  <jh@suse.cz>
7291
7292         PR tree-optimization/50433
7293         * ipa-inline-analysis.c (eliminated_by_inlining_prob):
7294         Use get_base_address.
7295
7296 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
7297
7298         * config/i386/sse.md (<code><mode>3 smaxmin:VI124_128 expander): Use
7299         nonimmediate_operand instead of register_operand predicate for operands
7300         1 and 2, force them into registers if expanding them as comparison.
7301         (<code><mode>3 umaxmin:VI124_128 expander): Similarly.  For UMAX
7302         V8HImode force into register just operand 1.
7303
7304 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
7305
7306         PR target/45099
7307         * config/avr/avr.c (avr_function_arg_advance): Change error to
7308         warning if a fixed register is needed as function argument.
7309
7310 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
7311
7312         PR target/50449
7313         PR target/50465
7314         * config/avr/avr.md (adjust_len): New insn attribute.
7315         (*reload_insi, *reload_insf): Use it.
7316         (*movsi, *movsf): Use new interface of output_movsisf.
7317         * config/avr/avr-protos.h (output_movsisf): Change prototype.
7318         * config/avr/avr.c (output_movsisf): Ditto.
7319         (adjust_insn_length): Use insn attribute "adjust_len" to adjust
7320         lengths of insns *reload_insi, *reload_insf.
7321         (output_reload_insisf_1): New static function.
7322         (output_reload_insisf): Use it.
7323
7324 2011-09-21  David S. Miller  <davem@davemloft.net>
7325
7326         * config/sparc/sparc.c (def_builtin): Change from macro into function.
7327         (def_builtin_const): New.
7328         (sparc_vis_init_builtins): Use def_builtin_const for all VIS builtins
7329         other than alignaddr and falignaddr.
7330
7331         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE, UNSPEC_FCMPGT,
7332         UNSPEC_FCMPEQ): New unspec codes.
7333         (fcmple16_vis, fcmple32_vis, fcmpne16_vis, fcmpne32_vis, fcmpgt16_vis,
7334         fcmpgt32_vis, fcmpeq16_vis, fcmpeq32_vis): New patterns.
7335         * config/sparc/sparc.c (sparc_vis_init_builtins): Create builtins for
7336         new pixel compare VIS patterns.
7337         * config/sparc/visintrin.h (__vis_fcmple16, __vis_fcmple32,
7338         __vis_fcmpne16, __vis_fcmpne32, __vis_fcmpgt16, __vis_fcmpgt32,
7339         __vis_fcmpeq16, __vis_fcmpeq32): New.
7340         * doc/extend.texi: Document new pixel compare VIS intrinsics.
7341
7342 2011-09-21  Tom de Vries  <tom@codesourcery.com>
7343
7344         * final.c (final): Handle if JUMP_LABEL is not LABEL_P.
7345
7346 2011-09-20  David S. Miller  <davem@davemloft.net>
7347
7348         * config/sparc/sparc.md (UNSPEC_ALIGNADDRL): New unspec.
7349         (aligneddrl<P:mode>_vis): New pattern.
7350         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
7351         edge32l_vis): Adjust to take Pmode arguments, and return SImode.
7352         * config/sparc/sparc.c (sparc_vis_init_builtins): Handle new
7353         alignaddrl insn, and adjust edge operations for updated types.
7354         * config/sparc/visintrin.h: Likewise.
7355         * doc/extend.texi: Make typing in VIS documentation match reality.
7356
7357 2011-09-20  Terry Guo  <terry.guo@arm.com>
7358
7359         * config/arm/arm-arches.def: Add armv6s-m.
7360         * config/arm/arm-tables.opt: Regenerate.
7361
7362 2011-09-20  Wei Guozhi  <carrot@google.com>
7363
7364         PR rtl-optimization/49452
7365         * postreload.c (reload_combine): Invalidate use information when across
7366         volatile insn.
7367
7368 2011-09-19  Maxim Kuvyrkov  <maxim@codesourcery.com>
7369
7370         * haifa-sched.c (has_edge_p, prev_non_location_insn, check_cfg):
7371         Remove maintenance overhead.
7372         (haifa_sched_init, sched_finish): Update.
7373
7374 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
7375
7376         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use if_then_else RTX
7377         to calculate unit, prefix_rep and prefix_data16 attributes.
7378         (*mov<mode>_internal): Ditto for unit attribute.
7379         (*movv2sf_internal_rex64): Ditto for unit and prefix_rep attributes.
7380         (*movv2sf_internal): Ditto.
7381         * config/i386/sse.md (VI1248_256): Remove mode iterator.
7382         (avx2_eq<mode>3): Use VI_256 instead of VI1248_256.
7383         (*avx2_eq<mode>3): Ditto.
7384         (avx2_gt<mode>3): Ditto.
7385
7386 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
7387
7388         * config/i386/i386.md (maxmin): New code iterator.
7389         * config/i386/sse.md (<maxmin:code><mode>3): Macroize expander
7390         from <umaxmin:code><mode>3 and <smaxmin:code><mode>3 using maxmin
7391         code iterator.
7392         (*avx2_<maxmin:code><mode>3): Macroize isn from
7393         *avx2_<umaxmin:code><mode>3 and *avx2_<smaxmin:code><mode>3 using
7394         maxmin code iterator.
7395         (<smaxmin:code><VI124_128:mode>3): Merge with <smaxmin:code>v8hi3.
7396         (<umaxmin:code><VI124_128:mode>3): Merge with umaxv4si3 and
7397         <umaxmin:code>v16qi3.
7398
7399 2011-09-19  Alan Modra  <amodra@gmail.com>
7400             Michael Meissner  <meissner@linux.vnet.ibm.com>
7401
7402         PR target/50341
7403         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Do not
7404         split the load of the indirect function's TOC from the call to
7405         prevent the compiler from moving the load of the new TOC above
7406         code that references the current function's TOC.
7407         (call_indirect_aix<ptrsize>_internal): Ditto.
7408         (call_indirect_aix<ptrsize>_nor11): Ditto.
7409         (call_indirect_aix<ptrsize>_internal2): Ditto.
7410         (call_value_indirect_aix<ptrsize>): Ditto.
7411         (call_value_indirect_aix<ptrsize>_internal): Ditto.
7412         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
7413         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
7414
7415 2011-09-19  Jakub Jelinek  <jakub@redhat.com>
7416
7417         * config/i386/sse.md (*sse4_1_extractps): Change into
7418         define_insn_and_split, add =x 0 n and =x x n alternatives
7419         and split them after reload.
7420
7421 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
7422
7423         * tree.h (TREE_NOT_CHECK4): Rename from bogus NON_TREE_CHECK4.
7424
7425 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
7426
7427         * emit-rtl.c (copy_insn_1): Do not copy DEBUG_EXPRs.
7428
7429 2011-09-19  Ira Rosen  <ira.rosen@linaro.org>
7430
7431         PR tree-optimization/50413
7432         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
7433         a basic block if one of its data-refs can't be analyzed.
7434
7435 2011-09-19  Paul Brook  <paul@codesourcery.com>
7436
7437         * config/arm/predicates.md (shift_amount_operand): Check constant
7438         shift count is in range.
7439         (const_shift_operand): Remove.
7440
7441 2011-09-18  Eric Botcazou  <ebotcazou@adacore.com>
7442             Iain Sandoe  <developer@sandoe-acoustics.co.uk>
7443
7444         PR target/50091
7445         * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
7446         * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
7447
7448 2011-09-18  H.J. Lu  <hongjiu.lu@intel.com>
7449
7450         * config/i386/bmiintrin.h: Remove tmp.
7451         * config/i386/tbmintrin.h: Likewise.
7452
7453 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
7454
7455         PR tree-optimization/50414
7456         * tree-vect-slp.c (vect_get_constant_vectors): Handle MAX_EXPR and
7457         MIN_EXPR.
7458
7459 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
7460
7461         PR tree-optimization/50412
7462         * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
7463         acceses that require epilogue loop if vectorizing outer loop.
7464
7465 2011-09-17  David S. Miller  <davem@davemloft.net>
7466
7467         * config/sparc/sparc.md (UNSPEC_EDGE8, UNSPEC_EDGE8L,
7468         UNSPEC_EDGE16, UNSPEC_EDGE16L, UNSPEC_EDGE32, UNSPEC_EDGE32L):
7469         New unspecs.
7470         (define_attr type): New type 'edge'.
7471         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
7472         edge32l_vis): New patterns.
7473         * config/sparc/ultra1_2.md: Add insn reservation for 'edge'.
7474         * config/sparc/ultra3.md: Likewise.
7475         * config/sparc/niagara.md: Likewise.
7476         * config/sparc/niagara2.md: Likewise.
7477         * config/sparc/sparc.d (sparc_vis_init_builtins): Generate
7478         builtins for VIS edge instructions.
7479         * config/sparc/visintrin.h (__vis_edge8, __vis_edge8l)
7480         (__vis_edge16, __vis_edge16l, __vis_edge32, __vis_edge32l): New
7481         intrinsics.
7482         (__v8qi, __v4qi): Make unsigned.
7483         (__vis_faligndatadi, ___vis_faligndatav2si, __vis_faligndatav4hi,
7484         __vis_faligndatav8qi, __vis_fmul8x16au, __vis_fmul8x16al,
7485         __vis_fpack32): Fix types.
7486         * doc/extend.texi: Document new 'edge' VIS intrinsics.
7487
7488         * gcc/config/sparc/sparc.c (niagara2_costs): Adjust integer
7489         divide costs.
7490         (niagara3_costs): New.
7491         (sparc_option_override): Use it.
7492         * gcc/config/sparc/niagara2.md: Adjust with more accurate
7493         Niagara-3 reservations.
7494
7495 2011-09-17  Jakub Jelinek  <jakub@redhat.com>
7496
7497         * config/i386/sse.md (VIMAX_AVX2): Change V4DI to V2TI.
7498         (sse2_avx, sseinsnmode): Add V2TI.
7499         (REDUC_SMINMAX_MODE): New mode iterator.
7500         (reduc_smax_v4sf, reduc_smin_v4sf, reduc_smax_v8sf,
7501         reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df): Remove.
7502         (reduc_<code>_<mode>): New smaxmin and umaxmin expanders.
7503         (sse2_lshrv1ti3): Rename to...
7504         (<sse2_avx2>_lshr<mode>3): ... this.  Use VIMAX_AVX2 mode
7505         iterator.  Move before umaxmin expanders.
7506         * config/i386/i386.h (VALID_AVX256_REG_MODE,
7507         SSE_REG_MODE_P): Accept V2TImode.
7508         * config/i386/i386.c (ix86_expand_reduc): Handle V32QImode,
7509         V16HImode, V8SImode and V4DImode.
7510
7511         * config/i386/i386.c (ix86_build_const_vector): Handle V8SImode
7512         and V4DImode.
7513         (ix86_build_signbit_mask): Likewise.
7514         (ix86_expand_int_vcond): Likewise.  Handle V16HImode and V32QImode.
7515         (bdesc_args): Use CODE_FOR_{s,u}m{ax,in}v{32q,16h,8s}i3
7516         instead of CODE_FOR_avx2_{s,u}m{ax,in}v{32q,16h,8s}i3.
7517         * config/i386/sse.md (avx2_<code><mode>3 umaxmin expand): Rename to...
7518         (<code><mode>3) ... this.
7519         (avx2_<code><mode>3 smaxmin expand): Rename to...
7520         (<code><mode>3) ... this.
7521         (smax<mode>3, smin<mode>3): Macroize using smaxmin code iterator.
7522         (smaxv2di3, sminv2di3): Macroize using smaxmin code iterator and
7523         VI8_AVX2 mode iterator.
7524         (umaxv2di3, uminv2di3): Macroize using umaxmin code iterator and
7525         VI8_AVX2 mode iterator.
7526         (vcond<V_256:mode><VI_256:mode>, vcondu<V_256:mode><VI_256:mode>):
7527         New expanders.
7528
7529 2011-09-17  Richard Sandiford  <rdsandiford@googlemail.com>
7530
7531         * config/ia64/itanium2.md: Use match_test rather than eq/ne symbol_ref
7532         throughout file.
7533
7534 2011-09-16  David S. Miller  <davem@davemloft.net>
7535
7536         * config/sparc/visintrin.h: New file.
7537         * config.gcc: Add it to extra_headers on sparc.
7538
7539 2011-09-16  Jakub Jelinek  <jakub@redhat.com>
7540
7541         * config/i386/i386.c (ix86_expand_reduc_v4sf): Rename to ...
7542         (ix86_expand_reduc): ... this.  Handle also V8SFmode and V4DFmode.
7543         * config/i386/sse.md (reduc_splus_v4sf, reduc_smax_v4sf,
7544         reduc_smin_v4sf): Adjust callers.
7545         (reduc_smax_v8sf, reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df):
7546         New expanders.
7547
7548         * config/i386/sse.md (vec_extract_hi_<mode>,
7549         vec_extract_hi_v16hi, vec_extract_hi_v32qi): Use
7550         vextracti128 instead of vextractf128 for -mavx2 and
7551         integer vectors.  For V4DFmode fix up mode attribute.
7552         (VEC_EXTRACT_MODE): For TARGET_AVX add 32-byte vectors.
7553         (vec_set_lo_<mode>, vec_set_hi_<mode>): For VI8F_256 modes use V4DF
7554         instead of V8SF mode attribute.
7555         (avx2_extracti128): Change into define_expand.
7556         * config/i386/i386.c (ix86_expand_vector_extract): Handle
7557         32-byte vector modes if TARGET_AVX.
7558
7559 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
7560
7561         * config/avr/avr.md: (umulqihi3, mulqihi3): Write as one pattern.
7562         (umulqi3_highpart, smulqi3_highpart): Ditto.
7563         (*maddqihi4.const, *umaddqihi4.uconst): Ditto.
7564         (*msubqihi4.const, *umsubqihi4.uconst): Ditto.
7565         (*muluqihi3.uconst, *mulsqihi3.sconst): Ditto.
7566
7567 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
7568
7569         PR target/50358
7570         * config/avr/avr.md (*ashiftqihi2.signx.1): New insn.
7571         (*maddqi4, *maddqi4.const): New insns.
7572         (*msubqi4, *msubqi4.const): New insns.
7573         * config/avr/avr.c (avr_rtx_costs): Record costs of above in cases
7574         PLUS:QI and MINUS:QI.  Increase costs of multiply-add/-sub for
7575         HImode by 1 in the case of multiplying with a CONST_INT.
7576         Record cost of *ashiftqihi2.signx.1 in case ASHIFT:QI.
7577
7578 2011-09-15   Jan Hubicka  <jh@suse.cz>
7579
7580         PR lto/50430
7581         * gimple-fold.c (gimple_get_virt_method_for_binfo): Do not ICE on
7582         error_mark_node in the DECL_INITIAL of vtable.
7583
7584 2011-09-15   Diego Novillo  <dnovillo@google.com>
7585
7586         * Makefile.in (SYSROOT_CFLAGS_FOR_TARGET): Define from
7587         @SYSROOT_CFLAGS_FOR_TARGET@.
7588         * configure.ac (SYSROOT_CFLAGS_FOR_TARGET): Set from build-sysroot.
7589         * configure: Regenerate.
7590         (site.exp): Add definition of TEST_ALWAYS_FLAGS.
7591         Remove setting of GCC_UNDER_TEST.
7592
7593 2011-09-15  Uros Bizjak  <ubizjak@gmail.com>
7594
7595         * config/i386/i386.c (output_fp_compare): Return %v prefixed
7596         instruction mnemonics for TARGET_AVX.
7597
7598         * config/i386/i386.md (*movdf_internal_rex64): use cond RTX in
7599         "type" attribute calculation.
7600         (*movdf_internal): Ditto.
7601         (*movsf_internal): Ditto.
7602
7603 2011-09-15  James Greenhalgh  <james.greenhalgh@arm.com>
7604
7605         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): New builtin macro.
7606
7607 2011-09-15  Jason Merrill  <jason@redhat.com>
7608
7609         PR c++/50361
7610         * expr.c (count_type_elements): Handle NULLPTR_TYPE.
7611
7612 2011-09-15  Jan Hubicka  <jh@suse.cz>
7613
7614         * ipa-inline-analysis.c (add_condition): Add conditions parameter;
7615         simplify obviously true clauses.
7616         (and_predicates, or_predicates): Add conditions parameter.
7617         (inline_duplication_hoook): Update.
7618         (mark_modified): New function.
7619         (unmodified_parm): New function.
7620         (eliminated_by_inlining_prob, (set_cond_stmt_execution_predicate,
7621         set_switch_stmt_execution_predicate, will_be_nonconstant_predicate):
7622         Use unmodified_parm.
7623         (estimate_function_body_sizes): Update.
7624         (remap_predicate): Update.
7625
7626 2011-09-15  Ira Rosen  <ira.rosen@linaro.org>
7627
7628         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Allow
7629         read-after-read dependencies in basic block SLP.
7630
7631 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7632
7633         * config/sparc/sparc.md: Use match_test rather than eq/ne symbol_ref
7634         throughout file.
7635
7636 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7637
7638         * config/sh/sh.md: Use match_test rather than eq/ne symbol_ref
7639         throughout file.
7640
7641 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7642
7643         * config/s390/s390.md: Use match_test rather than eq/ne symbol_ref
7644         throughout file.
7645
7646 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7647
7648         * config/rs6000/rs6000.md: Use match_test rather than eq/ne symbol_ref
7649         throughout file.
7650         * config/rs6000/constraints.md: Likewise.
7651
7652 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7653
7654         * config/microblaze/microblaze.md: Use match_test rather than
7655         eq/ne symbol_ref throughout file.
7656
7657 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7658
7659         * config/bfin/bfin.md: Use match_test rather than eq/ne symbol_ref
7660         throughout file.
7661
7662 2011-09-14  Tom de Vries  <tom@codesourcery.com>
7663
7664         PR middle-end/50251
7665         * explow.c (emit_stack_restore): Set crtl->need_drap if
7666         stack_restore is emitted.
7667
7668 2011-09-14  Julian Brown  <julian@codesourcery.com>
7669
7670         * config/arm/arm.c (arm_override_options): Add unaligned_access
7671         support.
7672         (arm_file_start): Emit attribute for unaligned access as appropriate.
7673         * config/arm/arm.md (UNSPEC_UNALIGNED_LOAD)
7674         (UNSPEC_UNALIGNED_STORE): Add constants for unspecs.
7675         (insv, extzv): Add unaligned-access support.
7676         (extv): Change to expander. Likewise.
7677         (extzv_t1, extv_regsi): Add helpers.
7678         (unaligned_loadsi, unaligned_loadhis, unaligned_loadhiu)
7679         (unaligned_storesi, unaligned_storehi): New.
7680         (*extv_reg): New (previous extv implementation).
7681         * config/arm/arm.opt (munaligned_access): Add option.
7682         * config/arm/constraints.md (Uw): New constraint.
7683         * expmed.c (store_bit_field_1): Adjust bitfield numbering according
7684         to size of access, not size of unit, when BITS_BIG_ENDIAN !=
7685         BYTES_BIG_ENDIAN. Don't use bitfield accesses for
7686         volatile accesses when -fstrict-volatile-bitfields is in effect.
7687         (extract_bit_field_1): Likewise.
7688
7689 2011-09-14  Richard Sandiford  <richard.sandiford@linaro.org>
7690
7691         * simplify-rtx.c (simplify_subreg): Check that the inner mode is
7692         a scalar integer before applying integer-only optimisations to
7693         inner arithmetic.
7694
7695 2011-09-14  Bernd Schmidt  <bernds@codesourcery.com>
7696
7697         * config/mips/mips.c (mips_expand_epilogue): Generate a
7698         simple_return only if the return address is in r31.
7699
7700 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
7701
7702         * cfgcleanup.c (try_head_merge_bb): If get_condition returns
7703         NULL for a jump that is a cc0 insn, pick the previous insn for
7704         move_before.
7705
7706 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7707
7708         * config/v850/v850.md: Use match_test rather than eq/ne symbol_ref
7709         throughout file.
7710
7711 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7712
7713         * config/pa/pa.md: Use match_test rather than eq/ne symbol_ref
7714         throughout file.
7715
7716 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7717
7718         * config/mn10300/mn10300.md: Use match_test rather than eq/ne
7719         symbol_ref throughout file.
7720
7721 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7722
7723         * config/m68k/m68k.md: Use match_test rather than eq/ne symbol_ref
7724         throughout file.
7725
7726 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7727
7728         * config/h8300/h8300.md: Use match_test rather than eq/ne symbol_ref
7729         throughout file.
7730
7731 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7732
7733         * config/arm/arm.md: Use match_test rather than eq/ne symbol_ref
7734         throughout file.
7735         * config/arm/neon.md: Likewise.
7736         * config/arm/vfp.md: Likewise.
7737         * config/arm/thumb2.md: Likewise.
7738         * config/arm/cortex-m4.md: Likewise.
7739
7740 2011-09-13  Sevak Sargsyan <sevak.sargsyan@ispras.ru>
7741
7742         * config/arm/neon.md (neon_vabd<mode>_2, neon_vabd<mode>_3): New
7743         define_insn patterns for combine.
7744
7745 2011-09-13  Giuseppe Scrivano  <gscrivano@gnu.org>
7746
7747         * reorg.c: Always define make_return_insns.
7748
7749 2011-09-13  Jan Hubicka  <jh@suse.cz>
7750
7751         PR other/49533
7752         * cgraphunit.c (assemble_thunks_and_aliases): Force alias to be output.
7753
7754 2011-09-13  Jan Hubicka  <jh@suse.cz>
7755
7756         PR other/49533
7757         * ipa-inline-transform.c (can_remove_node_now_p): Fix thunkos.
7758
7759 2011-09-13  Paul Brook  <paul@codesourcery.com>
7760
7761         * config/arm/arm.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7762         (ARM_TARGET2_DWARF_FORMAT): Provide default definition.
7763         * config/arm/linux-eabi.h (ARM_TARGET2_DWARF_FORMAT): Define.
7764         * config/arm/symbian.h (ARM_TARGET2_DWARF_FORMAT): Define.
7765         * config/arm/uclinux-eabi.h(ARM_TARGET2_DWARF_FORMAT): Define.
7766         * config/arm/t-bpabi (EXTRA_HEADERS): Add unwind-arm-common.h.
7767         * config/arm/t-symbian (EXTRA_HEADERS): Add unwind-arm-common.h.
7768         * config/c6x/c6x.c (c6x_output_file_unwind): Don't rely on dwarf2 code
7769         enabling unwind tables.
7770         (c6x_debug_unwind_info): New function.
7771         (TARGET_ARM_EABI_UNWINDER): Define.
7772         (TARGET_DEBUG_UNWIND_INFO): Define.
7773         * config/c6x/c6x.h (DWARF_FRAME_RETURN_COLUMN): Define.
7774         (TARGET_EXTRA_CFI_SECTION): Remove.
7775         * config/c6x/t-c6x-elf (EXTRA_HEADERS): Set.
7776         * ginclude/unwind-arm-common.h: New file.
7777
7778 2011-09-13  Georg-Johann Lay  <avr@gjlay.de>
7779
7780         PR target/50358
7781         * config/avr/predicates.md (const_1_to_6_operand): New predicate.
7782         * config/avr/avr.md: (extend_s): New code attribute.
7783         (mul_r_d): New code attribute.
7784         (*maddqihi4, *umaddqihi4): New insns.
7785         (*msubqihi4, *umsubqihi4): New insns.
7786         (*usmaddqihi4, *sumaddqihi4): New insns.
7787         (*usmsubqihi4, *susubdqihi4): New insns.
7788         (*umaddqihi4.uconst, *maddqihi4.sconst): New insn-and-splits.
7789         (*umsubqihi4.uconst, *msubqihi4.sconst): New insn-and-splits.
7790         (*umsubqihi4.uconst.ashift): New insn-and-split.
7791         (*msubqihi4.sconst.ashift): New insn-and-split.
7792         (*sumaddqihi4.uconst): New insn-and-split.
7793         (*sumsubqihi4.uconst): New insn-and-split.
7794         * config/avr/avr.c (avr_rtx_costs): Report costs of above in case
7795         PLUS:HI and MINUS:HI.
7796
7797 2011-09-13  Revital Eres  <revital.eres@linaro.org>
7798
7799         modulo-sched.c (remove_node_from_ps): Return void instead of bool.
7800         (optimize_sc): Adjust call to remove_node_from_ps.
7801         (sms_schedule): Add print info.
7802
7803 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
7804
7805         * rtl.c (copy_rtx): Do not handle frame_related, jump or call
7806         flags specially.
7807
7808 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7809
7810         PR bootstrap/50010
7811         * dwarf2cfi.c (add_cfis_to_fde): Ignore non-active insns in between
7812         NOTE_INSN_CFI notes, with the exception of
7813         NOTE_INSN_SWITCH_TEXT_SECTIONS.
7814
7815 2011-09-12  Bernd Schmidt  <bernds@codesourcery.com>
7816             Richard Sandiford  <rdsandiford@googlemail.com>
7817
7818         * config/mips/mips.c (mips_epilogue): New structure.
7819         (mips16e_save_restore_reg): Queue REG_CFA_RESTORE notes when
7820         restoring registers.
7821         (mips_epilogue_emit_cfa_restores): New function.
7822         (mips_epilogue_set_cfa): Likewise.
7823         (mips_restore_reg): Queue REG_CFA_RESTORE notes.  When restoring
7824         the current CFA register from the stack, redefine the CFA in terms
7825         of the stack pointer.
7826         (mips_expand_epilogue): Set up mips_epilogue.  Attach CFA information
7827         to the epilogue instructions.
7828
7829 2011-09-12  Richard Sandiford  <rdsandiford@googlemail.com>
7830
7831         * config/mips/mips.c (mips16e_save_restore_reg): Add a reg_parm_p
7832         argument.
7833         (mips16e_build_save_restore): Update accordingly.
7834
7835 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7836
7837         PR rtl-optimization/50212
7838         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7839         Skip also lps with NULL landing_pad or non-LABEL_P landing_pad.
7840
7841         PR debug/50299
7842         * calls.c (load_register_parameters): Use use_reg_mode instead
7843         of use_reg when adding a single register CALL_INSN_FUNCTION_USAGE
7844         entry.
7845         (expand_call): Set EXPR_LIST mode to TYPE_MODE of the argument
7846         for stack CALL_INSN_FUNCTION_USAGE uses.
7847         * expr.h (use_reg_mode): New prototype.
7848         (use_reg): Changed into inline around use_reg_mode.
7849         * expr.c (use_reg): Renamed to...
7850         (use_reg_mode): ... this.  Added MODE argument, set EXPR_LIST
7851         mode to that mode instead of VOIDmode.
7852         * var-tracking.c (prepare_call_arguments): Don't track parameters
7853         whose EXPR_LIST mode is VOIDmode, BLKmode or X mode isn't convertible
7854         to it using lowpart_subreg.  Convert VALUE and REG/MEM to the
7855         EXPR_LIST mode.
7856
7857 2011-09-12  Georg-Johann Lay  <avr@gjlay.de>
7858
7859         PR target/43746
7860         * config/avr/avr.c (AVR_SECTION_PROGMEM): New Define.
7861         (progmem_section): New Variable.
7862         (avr_asm_init_sections): Initialize it.
7863         (TARGET_ASM_SELECT_SECTION): Define to...
7864         (avr_asm_select_section): ... this new Function.
7865         (avr_replace_prefix): New Function.
7866         (avr_asm_function_rodata_section): Use it.
7867         (avr_insert_attributes): Don't add section attribute for PROGMEM.
7868         (avr_section_type_flags): Use avr_progmem_p instead of section
7869         name to detect if object is in PROGMEM.
7870         (avr_asm_named_section): Set section name prefix for objects in
7871         PROGMEM.
7872
7873 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7874
7875         PR bootstrap/50352
7876         * config/arm/arm.md (*push_fp_multi): Add % before %( and %) in the
7877         sprintf format string.
7878
7879 2011-09-12  Richard Guenther  <rguenther@suse.de>
7880
7881         PR tree-optimization/50343
7882         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check
7883         that the reduction is over an SSA name before checking its definition.
7884
7885 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
7886
7887         * config/cris/cris.md: Use match_test rather than eq/ne symbol_ref
7888         throughout file.
7889
7890 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
7891
7892         * config/mips/mips.md: Use match_test rather than eq/ne symbol_ref
7893         throughout file.
7894         * config/mips/sb1.md: Likewise.
7895         * config/mips/predicates.md: Replace (match_test "!...")
7896         with (not (match_test "..."))
7897         * config/mips/constraints.md: Likewise.
7898
7899 2011-09-09  Andrew Stubbs  <ams@codesourcery.com>
7900
7901         * config/arm/arm-cores.def (generic-armv7-a): New architecture.
7902         * config/arm/arm-tables.opt: Regenerate.
7903         * config/arm/arm-tune.md: Regenerate.
7904         * config/arm/arm.c (arm_file_start): Output .arch directive when
7905         user passes -mcpu=generic-*.
7906         (arm_issue_rate): Add genericv7a support.
7907         * config/arm/arm.h (EXTRA_SPECS): Add asm_cpu_spec.
7908         (ASM_CPU_SPEC): New define.
7909         * config/arm/elf.h (ASM_SPEC): Use %(asm_cpu_spec).
7910         * config/arm/semi.h (ASM_SPEC): Likewise.
7911         * doc/invoke.texi (ARM Options): Document -mcpu=generic-*
7912         and -mtune=generic-*.
7913
7914 2011-09-09  Richard Guenther  <rguenther@suse.de>
7915
7916         PR tree-optimization/50328
7917         * tree-vect-loop.c (vect_is_simple_reduction_1): Allow one
7918         constant or default-def operand.
7919
7920 2011-09-09  Richard Guenther  <rguenther@suse.de>
7921
7922         * tree-ssa-pre.c (create_expression_by_pieces): Fold the
7923         last statement.
7924
7925 2011-09-09  Richard Guenther  <rguenther@suse.de>
7926
7927         * gimple.h (fold_stmt_inplace): Adjust to take a gimple_stmt_iterator
7928         instead of a statement.
7929         * gimple-fold.c (fold_stmt_inplace): Likewise.
7930         * sese.c (graphite_copy_stmts_from_block): Adjust.
7931         * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7932         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Use
7933         fold_stmt.
7934         (forward_propagate_addr_into_variable_array_index): Likewise.
7935         (forward_propagate_addr_expr_1): adjust.
7936         (associate_plusminus): Likewise.
7937         (ssa_forward_propagate_and_combine): Likewise.
7938         * tree-ssa-mathopts.c (replace_reciprocal): Adjust.
7939         (execute_cse_reciprocals): Likewise.
7940         * tree-ssa.c (insert_debug_temp_for_var_def): Adjust.
7941
7942 2011-09-09  Nick Clifton  <nickc@redhat.com>
7943
7944         * config/mn10300/mn10300.c (mn10300_split_and_operand_count):
7945         Return a positive value to indicate that the bits at the
7946         bottom of the register should be cleared.
7947
7948 2011-09-09  Richard Guenther  <rguenther@suse.de>
7949
7950         * tree-ssa-operands.c (swap_tree_operands): Always adjust
7951         existing operand positions.
7952
7953 2011-09-09  Richard Guenther  <rguenther@suse.de>
7954
7955         PR middle-end/50333
7956         * tree-data-ref.c (split_constant_offset): Do not try to handle
7957         ternary ops.
7958
7959 2011-09-08  Andrew Stubbs  <ams@codesourcery.com>
7960
7961         PR tree-optimization/50318
7962         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Correct
7963         typo in use of mult_rhs1 and mult_rhs2.
7964
7965 2011-09-08  Uros Bizjak  <ubizjak@gmail.com>
7966
7967         * config/i386/i386.c (standard_sse_constant_p): Handle AVX2 modes.
7968         (standard_sse_constant_opcode) <case 2>: Change vpcmpeqd template.
7969
7970 2011-09-08  Bernd Schmidt  <bernds@codesourcery.com>
7971
7972         * config/arm/arm.md (push_multi): Emit predicates.
7973         (push_fp_multi): Likewise.
7974         * config/arm/arm.c (vfp_output_fstmd): Likewise.
7975
7976 2011-09-08  Dodji Seketeli  <dodji@redhat.com>
7977
7978         PR c++/33255 - Support -Wunused-local-typedefs warning
7979         * c-decl.c (lookup_name): Use the new maybe_record_typedef_use.
7980         (pushdecl): Use the new record_locally_defined_typedef.
7981         (store_parm_decls): Allocate cfun->language.
7982         (finish_function): Use the new maybe_warn_unused_local_typedefs,
7983         and free cfun->language.
7984         (c_push_function_context): Allocate cfun->language here only if needed.
7985         (c_pop_function_context): Likewise, mark cfun->language
7986         for collection only when it should be done.
7987         * c-common.c (handle_used_attribute): Don't ignore TYPE_DECL nodes.
7988         * c-typeck.c (c_expr_sizeof_type, c_cast_expr): Use the new
7989         maybe_record_local_typedef_use.
7990         * doc/invoke.texi: Update documentation for
7991         -Wunused-local-typedefs.
7992
7993 2011-09-08  Enkovich Ilya  <ilya.enkovich@intel.com>
7994
7995         * config/i386/i386-protos.h (ix86_lea_outperforms): New.
7996         (ix86_avoid_lea_for_add): Likewise.
7997         (ix86_avoid_lea_for_addr): Likewise.
7998         (ix86_split_lea_for_addr): Likewise.
7999
8000         * config/i386/i386.c (LEA_MAX_STALL): New.
8001         (increase_distance): Likewise.
8002         (insn_defines_reg): Likewise.
8003         (insn_uses_reg_mem): Likewise.
8004         (distance_non_agu_define_in_bb): Likewise.
8005         (distance_agu_use_in_bb): Likewise.
8006         (ix86_lea_outperforms): Likewise.
8007         (ix86_ok_to_clobber_flags): Likewise.
8008         (ix86_avoid_lea_for_add): Likewise.
8009         (ix86_avoid_lea_for_addr): Likewise.
8010         (ix86_split_lea_for_addr): Likewise.
8011         (distance_non_agu_define): Search in pred BBs added.
8012         (distance_agu_use): Search in succ BBs added.
8013         (IX86_LEA_PRIORITY): Value changed from 2 to 0.
8014         (LEA_SEARCH_THRESHOLD): Now depends on LEA_MAX_STALL.
8015         (ix86_lea_for_add_ok): Use ix86_lea_outperforms to make decision.
8016
8017         * config/i386/i386.md: Split added to transform non destructive
8018         add into move and add.
8019         (lea_1): transformed into insn_and_split to avoid AGU stalls.
8020         (lea<mode>_2): Likewise.
8021
8022 2011-09-08  Martin Jambor  <mjambor@suse.cz>
8023
8024         PR tree-optimization/50287
8025         * ipa-split.c (split_function): Do not create SSA names for
8026         non-gimple-registers.
8027
8028 2011-09-08  Richard Guenther  <rguenther@suse.de>
8029
8030         PR tree-optimization/19831
8031         * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Also
8032         skip builtins with vdefs that do not really store something.
8033         (propagate_necessity): For calls to free that we can associate
8034         with an allocation function do not mark the freed pointer
8035         definition necessary.
8036         (eliminate_unnecessary_stmts): Remove a call to free if
8037         the associated call to an allocation function is not necessary.
8038
8039 2011-09-08  Richard Guenther  <rguenther@suse.de>
8040
8041         PR tree-optimization/19831
8042         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark
8043         allocation functions as necessary.
8044
8045 2011-09-08  Iain Sandoe  <iains@gcc.gnu.org>
8046
8047         * config/darwin-driver.c (darwin_find_version_from_kernel): New routine
8048         cut from ...
8049         (darwin_default_min_version): Amended to provide defaults
8050         for the cross directory case.
8051         (darwin_driver_init): call darwin_default_min_version unconditionally.
8052         * config/darwin.h (DEF_MIN_OSX_VERSION): New.
8053         * config/darwin9.h: Likewise.
8054         * config/darwin10.h: Likewise.
8055         * config/rs6000/darwin7.h: Likewise.
8056
8057 2011-09-08  Jakub Jelinek  <jakub@redhat.com>
8058
8059         PR target/50310
8060         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
8061         code early if TARGET_AVX.
8062         (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
8063
8064 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
8065
8066         * config/i386/sse.md (sseinsnmode): Remove 32-byte integer vector
8067         duplicates.
8068
8069         PR target/50310
8070         * config/i386/sse.md (*andnot<mode>3, *<code><mode>3): Fix up
8071         "mode" attribute computation.
8072
8073 2011-09-07  Bernd Schmidt  <bernds@codesourcery.com>
8074
8075         * regrename.c (struct du_head): Make nregs signed.
8076         (closed_chains): Remove.
8077         (create_new_chain): Return the new chain.
8078         (chain_from_id): New static function.
8079         (dump_def_use_chain): Change argument to be an int, indicating
8080         the first ID to print.  All callers changed.
8081         (merge_overlapping_regs): Use chain_from_id.  Assert that
8082         chains don't conflict with themselves.
8083         (rename_chains): Take no argument.  Iterate over id_to_chain
8084         rather to find chains to rename.  Clear tick before the main loop.
8085         (struct incoming_reg_info): New struct.
8086         (struct bb_rename_info): New struct.
8087         (init_rename_info, set_incoming_from_chain, merge_chains): New
8088         static functions.
8089         (regrename_analyze): New static function, broken out of
8090         regrename_optimize.  Record and make use of open chain information
8091         at basic block boundaries, and merge chains where possible.
8092         (scan_rtx_reg): Make this_nregs signed.  Don't update
8093         closed_chains.
8094         (build_def_use): Return a bool to indicate success.  All callers
8095         changed.  Don't initialize global data here.
8096         (regrename_optimize): Move most code out of here into
8097         regrename_analyze.
8098         * regs.h (add_range_to_hard_reg_set, remove_range_from_hard_reg_set,
8099         range_overlaps_hard_reg_set_p, range_in_hard_reg_set_p): New
8100         static inline functions.
8101         * vec.h (FOR_EACH_VEC_ELT_FROM): New macro.
8102
8103         * bb-reorder.c (insert_section_boundary_note): Don't check
8104         optimize_function_for_speed_p.
8105         (gate_handle_partition_blocks): Do it here instead.
8106         (gate_handle_reorder_blocks): Move preliminary checks here ...
8107         (rest_of_handle_reorder_blocks): ... from here.
8108
8109 2011-09-07  Martin Jambor  <mjambor@suse.cz>
8110
8111         PR middle-end/50301
8112         * ipa-cp.c (find_more_values_for_callers_subset): Check jump
8113         function index bounds.
8114         (perhaps_add_new_callers): Likewise.
8115
8116 2011-09-07  Martin Jambor  <mjambor@suse.cz>
8117
8118         PR tree-optimization/49911
8119         * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
8120         enumerations to the corresponding plain integer type.
8121
8122 2011-09-07  Richard Guenther  <rguenther@suse.de>
8123
8124         PR tree-optimization/50319
8125         * tree-if-conv.c (set_bb_predicate): Assert we only set
8126         canonical predicates.
8127         (add_to_predicate_list): Simplify.  Allow TRUTH_NOT_EXPR
8128         around canonical predicates.
8129         (predicate_bbs): Do not re-gimplify already canonical
8130         predicates.  Properly unshare them though.
8131         (find_phi_replacement_condition): Simplify.
8132
8133 2011-09-07  Richard Sandiford  <richard.sandiford@linaro.org>
8134
8135         PR target/49030
8136         * config/arm/arm-protos.h (maybe_get_arm_condition_code): Declare.
8137         * config/arm/arm.c (maybe_get_arm_condition_code): New function,
8138         reusing the old code from get_arm_condition_code.  Return ARM_NV
8139         for invalid comparison codes.
8140         (get_arm_condition_code): Redefine in terms of
8141         maybe_get_arm_condition_code.
8142         * config/arm/predicates.md (arm_comparison_operator): Use
8143         maybe_get_arm_condition_code.
8144
8145 2011-09-07  Richard Guenther  <rguenther@suse.de>
8146
8147         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
8148         Canonicalize negated predicates by swapping edges.
8149         (forward_propagate_into_cond): Likewise.
8150
8151 2011-09-07  Richard Guenther  <rguenther@suse.de>
8152
8153         PR tree-optimization/50213
8154         * tree-flow.h (simple_iv_increment_p): Declare.
8155         * tree-ssa-dom.c (simple_iv_increment_p): Export.  Also handle
8156         POINTER_PLUS_EXPR.
8157         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Do
8158         not propagate simple IV counter increments.
8159
8160 2011-09-07  Eric Botcazou  <ebotcazou@adacore.com>
8161             Iain Sandoe  <iains@gcc.gnu.org>
8162
8163         * config/rs6000/rs6000.c (compute_save_world_info): Test
8164         cfun->has_nonlocal_label to determine if the out-of-line save
8165         world call may be used.
8166
8167 2011-09-07  Nick Clifton  <nickc@redhat.com>
8168
8169         * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Set the jump
8170         label on the parallel part of the insn.
8171
8172 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
8173
8174         PR debug/50191
8175         * dwarf2out.c (mem_loc_descriptor) <case MEM>: Try
8176         avoid_constant_pool_reference first instead of last.
8177
8178 2011-09-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
8179
8180         * doc/configfiles.texi (Configuration Files): Update documentation
8181         about tm_p.h and remove FIXME comment.
8182
8183 2011-09-06  Uros Bizjak  <ubizjak@gmail.com>
8184
8185         * config/i386/i386.c (ix86_function_value_regno_p): Use AX_REG.
8186         (function_value_32): Do not check TARGET_MMX, TARGET_SSE or TARGET_AVX.
8187
8188 2011-09-06  Iain Sandoe  <iains@gcc.gnu.org>
8189
8190         * config/darwin10.h Remove duplicate LIB_SPEC.
8191
8192 2011-09-06  Enkovich Ilya  <ilya.enkovich@intel.com>
8193
8194         PR middle-end/44382
8195         * target.def (reassociation_width): New hook.
8196
8197         * doc/tm.texi.in (reassociation_width): Likewise.
8198
8199         * doc/tm.texi (reassociation_width): Likewise.
8200
8201         * doc/invoke.texi (tree-reassoc-width): New param documented.
8202
8203         * hooks.h (hook_int_uint_mode_1): New default hook.
8204
8205         * hooks.c (hook_int_uint_mode_1): Likewise.
8206
8207         * config/i386/i386.h (ix86_tune_indices): Add
8208         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
8209
8210         (TARGET_REASSOC_INT_TO_PARALLEL): New.
8211         (TARGET_REASSOC_FP_TO_PARALLEL): Likewise.
8212
8213         * config/i386/i386.c (initial_ix86_tune_features): Add
8214         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
8215
8216         (ix86_reassociation_width): New function.
8217
8218         * params.def (PARAM_TREE_REASSOC_WIDTH): New param added.
8219
8220         * tree-ssa-reassoc.c (get_required_cycles): New function.
8221         (get_reassociation_width): Likewise.
8222         (swap_ops_for_binary_stmt): Likewise.
8223         (rewrite_expr_tree_parallel): Likewise.
8224
8225         (rewrite_expr_tree): Refactored.  Part of code moved into
8226         swap_ops_for_binary_stmt.
8227
8228         (reassociate_bb): Now checks reassociation width to be used and
8229         call rewrite_expr_tree_parallel instead of rewrite_expr_tree if needed.
8230
8231 2011-09-06  Richard Guenther  <rguenther@suse.de>
8232
8233         PR tree-optimization/47025
8234         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): BUILT_IN_VA_END
8235         uses nothing.
8236         (call_may_clobber_ref_p_1): BUILT_IN_VA_END is a barrier like
8237         BUILT_IN_FREE.
8238         (stmt_kills_ref_p_1): BUILT_IN_VA_END kills what its argument
8239         definitely points to.
8240         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8241         BUILT_IN_VA_START doesn't let its va_list argument escape.
8242         * tree-ssa-dce.c (propagate_necessity): BUILT_IN_VA_END does
8243         not make any previous stores necessary.
8244
8245 2011-09-06  Martin Jambor  <mjambor@suse.cz>
8246
8247         * ipa-inline.h (struct inline_summary): Move versionable flag...
8248         * cgraph.h (struct cgraph_local_info): ...here
8249         * ipa-cp.c (determine_versionability): Use the new versionable flag.
8250         (determine_versionability): Likewise.
8251         (ipcp_versionable_function_p): Likewise.
8252         (ipcp_generate_summary): Likewise.
8253         * ipa-inline-analysis.c (dump_inline_summary): Do not dump the
8254         versionable flag.
8255         (compute_inline_parameters): Do not clear the versionable flag.
8256         (inline_read_section): Do not stream the versionable flag.
8257         (inline_write_summary): Likewise.
8258         * lto-cgraph.c (lto_output_node): Stream the versionable flag.
8259         (input_overwrite_node): Likewise.
8260
8261 2011-09-06  Richard Guenther  <rguenther@suse.de>
8262
8263         PR tree-optimization/48149
8264         * tree-ssa-sccvn.c (vn_get_expr_for): Simplify.  Fix tuplification bug.
8265         (vn_valueize): Move earlier.
8266         (valueize_expr): Use vn_valueize.
8267         (simplify_binary_expression): Simplify, also combine COMPLEX_EXPR
8268         operands.
8269         (simplify_unary_expression): Simplify.
8270
8271 2011-09-06  Richard Guenther  <rguenther@suse.de>
8272
8273         PR tree-optimization/48317
8274         * tree-ssa-sccvn.h (struct vn_nary_op_s): Make op a true
8275         trailing array.
8276         (sizeof_vn_nary_op): New inline function.
8277         (vn_nary_op_lookup_pieces): Adjust.
8278         (vn_nary_op_insert_pieces): Likewise.
8279         * tree-ssa-sccvn.c (vn_nary_op_eq): Also compare the length.
8280         (init_vn_nary_op_from_pieces): Adjust signature.  Deal with
8281         any number of operands.
8282         (vn_nary_length_from_stmt): New function.
8283         (init_vn_nary_op_from_stmt): Adjust for CONSTRUCTOR handling.
8284         (vn_nary_op_lookup_pieces): Adjust signature and allocate properly
8285         sized temporary.
8286         (vn_nary_op_lookup): Likewise.
8287         (vn_nary_op_lookup_stmt): Likewise.
8288         (vn_nary_op_insert_into): Likewise.
8289         (vn_nary_op_insert_stmt): Likewise.
8290         (visit_use): Handle CONSTRUCTOR as nary.
8291         * tree-ssa-pre.c (phi_translate_1): Adjust.
8292         (create_expression_by_pieces): Likewise.
8293         (compute_avail): Likewise.
8294
8295 2011-09-06  Ira Rosen  <ira.rosen@linaro.org>
8296
8297          * config/arm/arm.c (arm_preferred_simd_mode): Check
8298         TARGET_NEON_VECTORIZE_DOUBLE instead of
8299         TARGET_NEON_VECTORIZE_QUAD.
8300         (arm_autovectorize_vector_sizes): Likewise.
8301         * config/arm/arm.opt (mvectorize-with-neon-quad): Make inverse
8302         mask of mvectorize-with-neon-double.  Add RejectNegative.
8303         (mvectorize-with-neon-double): New.
8304
8305 2011-09-06  Richard Guenther  <rguenther@suse.de>
8306
8307         * tree-ssa-sccvn.c (visit_use): CSE stmt pieces and simplify matching.
8308
8309 2011-09-06  Tom de Vries  <tom@codesourcery.com>
8310
8311         * recog.c (asm_labels_ok): New function.
8312         (check_asm_operands): Use asm_labels_ok.
8313
8314 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
8315
8316         PR target/49606
8317         * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): Check Pmode.
8318         (PMODE_INSN): New macro.
8319         * config/mips/mips.c (gen_load_const_gp): Use PMODE_INSN.
8320         (mips_got_load, mips_expand_synci_loop): Likewise.
8321         (mips_save_gp_to_cprestore_slot): Handle SImode and DImode
8322         cprestore patterns.
8323         (mips_emit_loadgp): Use PMODE_INSN.  Handle SImode and DImode
8324         copygp_mips16 patterns.
8325         (mips_expand_prologue): Handle SImode and DImode potential_cprestore
8326         and use_cprestore patterns.
8327         (mips_override_options): Check for incompatible -mabi and -mlong
8328         combinations.
8329         * config/mips/mips.md (unspec_got<mode>): Rename to...
8330         (unspec_got_<mode>): ...this.
8331         (copygp_mips16): Use the Pmode iterator.
8332         (potential_cprestore, cprestore, use_cprestore): Likewise.
8333         (clear_cache, indirect_jump): Use PMODE_INSN.
8334         (indirect_jump<mode>): Rename to...
8335         (indirect_jump_<mode>): ...this.
8336         (tablejump): Use PMODE_INSN.
8337         (tablejump<mode>): Rename to...
8338         (tablejump_<mode>): ...this.
8339         (exception_receiver): Handle restore_gp_si and restore_gp_di.
8340         (restore_gp): Use the Pmode iterator.
8341         * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Use
8342         PMODE_INSN.
8343
8344 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
8345
8346         * config/mips/mips.c (mips_gimplify_va_arg_expr): Unshare off.
8347         Fix the type of the BIT_AND_EXPR.
8348
8349 2011-09-05  David S. Miller  <davem@davemloft.net>
8350
8351         * config.host: Add driver-sparc.o and sparc/x-sparc on
8352         native sparc*-*-linux* builds.
8353         * config/sparc/driver-sparc.c: Correct Linux strings.
8354         * config/sparc/linux.h: Add DRIVER_SELF_SPECS.
8355         * config/sparc/linux64.h: Likewise.
8356         * doc/invoke.texi: Document that Linux also supports
8357         -mcpu=native and -mtune=native on sparc.
8358
8359         * config/sparc/sparc-opts.h (PROCESSOR_NIAGARA3,
8360         PROCESSOR_NIAGARA4): New.
8361         * config/sparc/sparc.opt: Handle new processor types.
8362         * config/sparc/sparc.md: Add to "cpu" attribute.
8363         * config/sparc/sparc.h (TARGET_CPU_niagara3,
8364         TARGET_CPU_niagara4): New, treat as niagara2.
8365         * config/sparc/linux64.h: Handle niagara3 and niagara4 like niagara2.
8366         * config/sparc/sol2.h: Likewise.
8367         * config/sparc/niagara2.md: Schedule niagara3 like niagara2.
8368         * config/sparc/sparc.c (sparc_option_override): Add
8369         niagara3 and niagara4 handling.
8370         (sparc32_initialize_trampoline): Likewise.
8371         (sparc64_initialize_trampoline): Likewise.
8372         (sparc_use_sched_lookahead): Likewise.
8373         (sparc_issue_rate): Likewise.
8374         (sparc_register_move_cost): Likewise.
8375         * config/sparc/driver-sparc.c (cpu_names): Use niagara3
8376         and niagara4 as appropriate.
8377         * doc/invoke.texi: Document new processor types.
8378         * config.gcc: Recognize niagara3 and niagara4 in --with-cpu
8379         and --with-tune options.
8380
8381         * config/sparc/sol2-64.h: Move ...
8382         * config/sparc/default-64.h: ... to here.  Update comment.
8383         * config.gcc: Update Solaris sparc to use default-64.h, also
8384         prefix this header into the list on sparc64-*-linux.
8385         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if
8386         TARGET_64BIT_DEFAULT is defined.  Remove commented out reference
8387         to MASK_HARD_QUAD.
8388
8389 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
8390
8391         PR target/50289
8392         * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
8393         that contain global register variable.
8394
8395 2011-09-05  Richard Guenther  <rguenther@suse.de>
8396
8397         * tree-cfg.c (replace_uses_by): Use fold_stmt, not fold_stmt_inplace.
8398
8399 2011-09-05  Richard Guenther  <rguenther@suse.de>
8400
8401         * stor-layout.c (layout_type): Use size_binop for array size
8402         calculations.
8403
8404 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
8405
8406         * config/avr/avr.h (progmem_section): Remove Declaration.
8407         * config/avr/avr.c (progmem_section): Make static and rename to
8408         progmem_swtable_section.
8409         (avr_output_addr_vec_elt): No need to switch sections.
8410         (avr_asm_init_sections): Use output_section_asm_op as section
8411         callback for progmem_swtable_section.
8412         (avr_output_progmem_section_asm_op): Remove Function.
8413         (TARGET_ASM_FUNCTION_RODATA_SECTION): New Define.
8414         (avr_asm_function_rodata_section): New static Function.
8415         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Output
8416         alignment 2**1 for jump tables.
8417
8418 2011-09-04  Jan Hubicka  <jh@suse.cz>
8419
8420         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Check that
8421         parameter is SSA name.
8422
8423 2011-09-04  Richard Guenther  <rguenther@suse.de>
8424
8425         Revert
8426         2011-08-31  Richard Guenther  <rguenther@suse.de>
8427
8428         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
8429         special-casing.
8430
8431 2011-09-04  Iain Sandoe  <iains@gcc.gnu.org>
8432
8433         PR debug/49901
8434         * config/darwin.h (DEBUG_MACRO_SECTION): New macro.
8435
8436 2011-09-04  Jakub Jelinek  <jakub@redhat.com>
8437             Ira Rosen  <ira.rosen@linaro.org>
8438
8439         PR tree-optimization/50208
8440         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add an
8441         argument.  Check that def_stmt is inside the loop.
8442         (vect_recog_widen_mult_pattern): Update calls to
8443         vect_handle_widen_mult_by_cons.
8444         (vect_operation_fits_smaller_type): Check that def_stmt is
8445         inside the loop.
8446
8447 2011-09-04  Ira Rosen  <ira.rosen@linaro.org>
8448
8449         * tree-vectorizer.c (vect_print_dump_info): Print line
8450         number when dumping to a file.
8451         (vectorize_loops): Add new messages to dump file.
8452
8453 2011-09-03  Martin Jambor  <mjambor@suse.cz>
8454
8455         * ipa-prop.h (ipa_jump_func_t): New typedef.
8456         (struct ipa_edge_args): Removed field argument_count, field
8457         jump_functions turned into a vector.
8458         (ipa_set_cs_argument_count): Removed.
8459         (ipa_get_cs_argument_count): Updated to work on vectors.
8460         (ipa_get_ith_jump_func): Likewise.
8461         * ipa-prop.c (ipa_count_arguments): Removed.
8462         (compute_scalar_jump_functions): Use ipa_get_ith_jump_func to access
8463         jump functions.  Update caller.
8464         (compute_pass_through_member_ptrs): Likewise.
8465         (compute_cst_member_ptr_arguments): Likewise.
8466         (ipa_compute_jump_functions_for_edge): Get number of arguments from
8467         the statement, allocate vector.
8468         (ipa_compute_jump_functions): Do not call ipa_count_arguments.
8469         (duplicate_ipa_jump_func_array): Removed.
8470         (ipa_edge_duplication_hook): Use VEC_copy, do not copy argument count.
8471         (ipa_read_node_info): Allocate vector.
8472
8473 2011-09-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8474
8475         PR middle-end/50232
8476         * config/pa/pa.md (return): Define "return" insn pattern.
8477         (epilogue): Use it when no epilogue is needed.
8478         * config/pa/pa.c (pa_can_use_return_insn): New function.
8479         * config/pa/pa-protos.h (pa_can_use_return_insn): Declare.
8480
8481 2011-09-03  Eric Botcazou  <ebotcazou@adacore.com>
8482
8483         * cfgexpand.c (add_stack_var): Assert that the alignment is not zero.
8484         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Revert latest change.
8485         Force at least BITS_PER_UNIT alignment on the new variable.
8486
8487 2011-09-02  Gary Funck <gary@intrepid.com>
8488
8489         * opts.c (print_specific_help): Fix off-by-one compare in
8490         assertion check.
8491         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
8492         CL_TARGET, CL_COMMON, CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED):
8493         Increase by +5 to allow for more languages.
8494         * optc-gen.awk: Generate #if that ensures that the number of
8495         languages is within the implementation-defined limit.
8496
8497 2011-09-02  Michael Matz  <matz@suse.de>
8498
8499         PR middle-end/50260
8500         * ipa-split.c (split_function): Call add_referenced_var.
8501
8502         * tree-ssa-phiopt.c (cond_store_replacement): Don't call get_var_ann.
8503         (cond_if_else_store_replacement_1): Ditto.
8504         * tree-ssa-pre.c (get_representative_for): Ditto.
8505         (create_expression_by_pieces): Ditto.
8506         (insert_into_preds_of_block): Ditto.
8507         * tree-sra.c (create_access_replacement): Ditto.
8508         (get_replaced_param_substitute): Ditto.
8509
8510 2011-09-02  Bernd Schmidt  <bernds@codesourcery.com>
8511
8512         * config/c6x/c6x.md (collapse-ndfa, no-comb-vect): New
8513         automata_options.
8514         (d1, l1, s1, m1, d2, l2, s2, m2): Changed to define_query_cpu_unit.
8515         (l1w, s1w, l2w, s2w): Define in the main automaton.
8516         (fps1, fpl1, adddps1, adddpl1, fps2, fpl2, adddps2, adddpl2): New
8517         units.
8518         * config/c6x/c6x.c (c6x_sched_insn_info): Add unit_mask member.
8519         (c6x_unit_names): Add the new units.
8520         (c6x_unit_codes): New static array.
8521         (UNIT_QID_D1, UNIT_QID_L1, UNIT_QID_S1, UNIT_QID_M1, UNIT_QID_FPS1,
8522         UNIT_QID_FPL1, UNIT_QID_ADDDPS1, UNIT_QID_ADDDPL1,
8523         UNIT_QID_SIDE_OFFSET): New macros.
8524         (RESERVATION_S2): Adjust value.
8525         (c6x_option_override): Compute c6x_unit_codes.
8526         (assign_reservations): Take the unit_mask of the last instruction
8527         into account.  Detect floating point reservations by looking for
8528         the new units.  Don't assign reservations if the field is already
8529         nonzero.
8530         (struct c6x_sched_context): Add member prev_cycle_state_ctx.
8531         (init_sched_state): Initialize it.
8532         (c6x_clear_sched_context): Free it.
8533         (insn_set_clock): Clear reservation.
8534         (prev_cycle_state): New static variable.
8535         (c6x_init_sched_context): Save it.
8536         (c6x_sched_init): Allocate space for it and clear it.
8537         (c6x_sched_dfa_pre_cycle_insn): New static function.
8538         (c6x_dfa_new_cycle): Save state at the start of a new cycle.
8539         (c6x_variable_issue): Only record units in the unit_mask that
8540         were not set at the start of the cycle.
8541         (c6x_variable_issue): Compute and store the unit_mask from the
8542         current state.
8543         (reorg_split_calls): Ensure the new information remains correct.
8544         (TARGET_SCHED_DFA_NEW_CYCLE, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
8545         TARGET_SCHED_DFA_PRE_CYCLE_INSN): Define.
8546         * config/c6x/c6x.h (CPU_UNITS_QUERY): Define.
8547         * config/c6x/c6x-sched.md.in (fp4_ls_N__CROSS_, adddp_ls_N__CROSS_):
8548         Add special reservations.
8549         * config/c6x/c6x-sched.md: Regenerate.
8550
8551 2011-09-02  Martin Jambor  <mjambor@suse.cz>
8552
8553         * ipa-prop.h (ipa_node_params): Removed fields
8554         called_with_var_arguments and node_versionable.
8555         (ipa_set_called_with_variable_arg): Removed.
8556         (ipa_is_called_with_var_arguments): Likewise.
8557         * ipa-cp.c (ipa_get_lattice): Fixed index check in an assert.
8558         (determine_versionability): Do not check for type attributes and va
8559         builtins.  Record versionability into inline summary.
8560         (initialize_node_lattices): Do not check
8561         ipa_is_called_with_var_arguments.
8562         (propagate_constants_accross_call): Likewise, ignore arguments we do
8563         not have PARM_DECLs for, set variable flag for parameters that were
8564         not passed a value.
8565         (create_specialized_node): Dump info that we cannot change signature.
8566         * ipa-prop.c (ipa_compute_jump_functions): Do not care about variable
8567         number of arguments.
8568         (ipa_make_edge_direct_to_target): Likewise.
8569         (ipa_update_after_lto_read): Likewise.
8570         (ipa_node_duplication_hook): Do not copy called_with_var_arguments flag.
8571         * tree-inline.c (copy_arguments_for_versioning): Copy PARM_DECLs if
8572         they were remapped.
8573
8574 2011-09-02  Richard Guenther  <rguenther@suse.de>
8575
8576         PR tree-optimization/27460
8577         PR middle-end/29269
8578         * doc/md.texi (vcond): Document.
8579         * genopinit.c (optabs): Turn vcond{,u}_optab into a conversion
8580         optab with two modes.
8581         * optabs.h (enum convert_optab_index): Add COI_vcond, COI_vcondu.
8582         (enum direct_optab_index): Remove DOI_vcond, DOI_vcondu.
8583         (vcond_optab): Adjust.
8584         (vcondu_optab): Likewise.
8585         (expand_vec_cond_expr_p): Adjust prototype.
8586         * optabs.c (get_vcond_icode): Adjust.
8587         (expand_vec_cond_expr_p): Likewise.
8588         (expand_vec_cond_expr): Likewise.
8589         * tree-vect-stmts.c (vect_is_simple_cond): Return the comparison
8590         vector type.
8591         (vectorizable_condition): Allow differing types for comparison
8592         and result.
8593         * config/i386/i386.c (ix86_expand_sse_cmp): Use proper mode
8594         for the comparison.
8595         * config/i386/sse.md (vcond<mode>): Split to
8596         vcond<V_256:mode><VF_256:mode>, vcond<V_128:mode><VF_128:mode>,
8597         vcond<V_128:mode><VI124_128:mode> and
8598         vcondu<V_128:mode><VI124_128:mode>.
8599         (vcondv2di): Change to vcond<VI8F_128:mode>v2di.
8600         (vconduv2di): Likewise.
8601         * config/arm/neon.md (vcond<mode>): Change to vcond*<mode><mode>.
8602         (vcondu<mode>): Likewise.
8603         * config/ia64/vect.md (vcond<mode>): Likewise.
8604         (vcondu<mode>): Likewise.
8605         (vcondv2sf): Likewise.
8606         * config/mips/mips-ps-3d.md (vcondv2sf): Likewise.
8607         * config/rs6000/paired.md (vcondv2sf): Likewise.
8608         * config/rs6000/vector.md (vcond<mode>): Likewise.
8609         (vcondu<mode>): Likewise.
8610         * config/spu/spu.md (vcond<mode>): Likewise.
8611         (vcondu<mode>): Likewise.
8612
8613 2011-09-02  Richard Guenther  <rguenther@suse.de>
8614
8615         * pretty-print.h (pp_unsigned_wide_integer): New.
8616         * tree-pretty-print.c (dump_generic_node): Print unsigned
8617         host-wide-int fitting INTEGER_CSTs with pp_unsigned_wide_integer.
8618
8619 2011-09-02  Richard Sandiford  <richard.sandiford@linaro.org>
8620
8621         PR target/49987
8622         * config/rs6000/rs6000.c (paired_expand_vector_init): Check for
8623         valid CONST_VECTOR operands.
8624         (rs6000_expand_vector_init): Likewise.
8625
8626 2011-09-02  Martin Jambor  <mjambor@suse.cz>
8627
8628         * cgraph.h (cgraph_indirect_call_info): Removed field thunk_delta.
8629         * gimple-fold.c (gimple_get_virt_method_for_binfo): Rewritten to use
8630         BINFO_VTABLE.  Parameter delta removed, all callers updated.
8631         * tree.c (free_lang_data_in_binfo): Clear BINFO_VIRTUALs instead
8632         BINFO_VTABLE.
8633         * cgraph.c (cgraph_make_edge_direct): Removed parameter delta, updated
8634         all calls.
8635         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Removed
8636         handling of thunk_delta.
8637         * ipa-cp.c (get_indirect_edge_target): Removed parameter delta.
8638         (devirtualization_time_bonus): Do not handle thunk deltas.
8639         (ipcp_discover_new_direct_edges): Likewise.
8640         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
8641         (try_make_edge_direct_simple_call): Likewise.
8642         (try_make_edge_direct_virtual_call): Likewise.
8643         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
8644         parameter set as unused.
8645         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
8646         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
8647         parameter set as unused.
8648         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
8649         (input_edge_opt_summary): Likewise.
8650         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not stream
8651         BINFO_VIRTUALS at all.
8652         * lto-streamer-in.c (lto_input_ts_binfo_tree_pointers): Likewise.
8653
8654 2011-09-02  Richard Guenther  <rguenther@suse.de>
8655
8656         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Do not fold alloca (0).
8657         (ccp_fold_stmt): Continue replacing args when folding alloca fails.
8658
8659 2011-08-31  Richard Guenther  <rguenther@suse.de>
8660
8661         * expr.c (expand_expr_real_2): Move COND_EXPR and VEC_COND_EXPR
8662         handling here, from ...
8663         (expand_expr_real_1): ... here.
8664         * gimple-pretty-print.c (dump_ternary_rhs): Handle COND_EXPR
8665         and VEC_COND_EXPR.
8666         * gimple.c (gimple_rhs_class_table): Make COND_EXPR and VEC_COND_EXPR
8667         a GIMPLE_TERNARY_RHS.
8668         * tree-cfg.c (verify_gimple_assign_ternary): Handle COND_EXPR
8669         and VEC_COND_EXPR here ...
8670         (verify_gimple_assign_single): ... not here.
8671         * gimple-fold.c (fold_gimple_assign): Move COND_EXPR folding.
8672         * tree-object-size.c (cond_expr_object_size): Adjust.
8673         (collect_object_sizes_for): Likewise.
8674         * tree-scalar-evolution.c (interpret_expr): Don't handle ternary RHSs.
8675         * tree-ssa-forwprop.c (forward_propagate_into_cond): Fix and simplify.
8676         (ssa_forward_propagate_and_combine): Adjust.
8677         * tree-ssa-loop-im.c (move_computations_stmt): Build the COND_EXPR
8678         as ternary.
8679         * tree-ssa-threadedge.c (fold_assignment_stmt): Adjust.
8680         * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
8681         * tree-vect-stmt.c (vectorizable_condition): Likewise.
8682         * tree-vrp.c (extract_range_from_cond_expr): Likewise.
8683         (extract_range_from_assignment): Likewise.
8684
8685 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8686
8687         * config/i386/i386.md: Use (match_test ...) for attribute tests.
8688         * config/i386/mmx.md: Likewise.
8689         * config/i386/sse.md: Likewise.
8690         * config/i386/predicates.md (call_insn_operand): Use
8691         (not (match_test "...")) instead of (match_test "!...")
8692         * config/i386/constraints.md (w): Likewise.
8693
8694 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8695
8696         * doc/md.texi: Describe the use of match_tests in attribute tests.
8697         * rtl.def (MATCH_TEST): Update commentary.
8698         * genattrtab.c (attr_copy_rtx, check_attr_test, clear_struct_flag)
8699         (write_test_expr, walk_attr_value): Handle MATCH_TEST.
8700
8701 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8702
8703         * genattrtab.c (attr_rtx_1): Hash SYMBOL_REFs.
8704         (attr_string): Use copy_md_ptr_loc.
8705
8706 2011-08-31  Martin Jambor  <mjambor@suse.cz>
8707
8708         PR middle-end/49886
8709         * ipa-inline-analysis.c (compute_inline_parameters): Set
8710         can_change_signature of noes with typde attributes.
8711         * ipa-split.c (split_function): Do not skip any arguments if
8712         can_change_signature is set.
8713
8714 2011-08-31  Martin Jambor  <mjambor@suse.cz>
8715
8716         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Alias
8717         check removed.
8718
8719 2011-08-31  Richard Guenther  <rguenther@suse.de>
8720
8721         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
8722         special-casing.
8723
8724 2011-08-31  Marc Glisse  <marc.glisse@inria.fr>
8725
8726         * doc/generic.texi (Types for C++): CP_TYPE_QUALS -> cp_type_quals.
8727
8728 2011-08-31  Tom de Vries  <tom@codesourcery.com>
8729
8730         PR middle-end/43513
8731         * Makefile.in (tree-ssa-ccp.o): Add $(PARAMS_H) to rule.
8732         * tree-ssa-ccp.c (params.h): Include.
8733         (fold_builtin_alloca_for_var): New function.
8734         (ccp_fold_stmt): Use fold_builtin_alloca_for_var.
8735
8736 2011-08-30  Uros Bizjak  <ubizjak@gmail.com>
8737
8738         * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
8739         Handle FMA option.
8740
8741 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
8742
8743         * config/arm/arm.c (optimal_immediate_sequence_1): Make b1, b2,
8744         b3 and b4 unsigned.
8745
8746 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
8747
8748         * config/arm/arm.c (arm_gen_constant): Set can_negate correctly
8749         when code is SET.
8750
8751 2011-08-30  Richard Guenther  <rguenther@suse.de>
8752
8753         PR middle-end/48571
8754         * gimple.h (maybe_fold_offset_to_address): Remove.
8755         (maybe_fold_offset_to_reference): Likewise.
8756         (maybe_fold_stmt_addition): Likewise.
8757         (may_propagate_address_into_dereference): Likewise.
8758         * tree-inline.c (remap_gimple_op_r): Do not reconstruct
8759         array references.
8760         * gimple-fold.c (canonicalize_constructor_val): Likewise.
8761         Canonicalize invariant POINTER_PLUS_EXPRs to invariant MEM_REF
8762         addresses instead.
8763         (may_propagate_address_into_dereference): Remove.
8764         (maybe_fold_offset_to_array_ref): Likewise.
8765         (maybe_fold_offset_to_reference): Likewise.
8766         (maybe_fold_offset_to_address): Likewise.
8767         (maybe_fold_stmt_addition): Likewise.
8768         (fold_gimple_assign): Do not reconstruct array references but
8769         instead canonicalize invariant POINTER_PLUS_EXPRs to invariant
8770         MEM_REF addresses.
8771         (gimple_fold_stmt_to_constant_1): Likewise.
8772         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8773         * gimplify.c (gimplify_conversion): Likewise.
8774         (gimplify_expr): Likewise.
8775
8776 2011-08-30  Ilya Tocar  <ilya.tocar@intel.com>
8777
8778         * config/i386/fmaintrin.h: New.
8779         * config.gcc: Add fmaintrin.h.
8780         * config/i386/i386.c
8781         (enum ix86_builtins) <IX86_BUILTIN_VFMADDSS3>: New.
8782         <IX86_BUILTIN_VFMADDSD3>: Likewise.
8783         * config/i386/sse.md (fmai_vmfmadd_<mode>): New.
8784         (*fmai_fmadd_<mode>): Likewise.
8785         (*fmai_fmsub_<mode>): Likewise.
8786         (*fmai_fnmadd_<mode>): Likewise.
8787         (*fmai_fnmsub_<mode>): Likewise.
8788         * config/i386/immintrin.h: Add fmaintrin.h.
8789
8790 2011-08-30  Bernd Schmidt  <bernds@codesourcery.com>
8791
8792         * genautomata.c (NO_COMB_OPTION): New macro.
8793         (no_comb_flag): New static variable.
8794         (gen_automata_option): Handle NO_COMB_OPTION.
8795         (comb_vect_p): False if no_comb_flag.
8796         (add_vect): Move computation of min/max values.  Return early if
8797         no_comb_flag.
8798         * doc/md.texi (automata_option): Document no-comb-vect.
8799
8800         * config/i386/i386.c (get_pc_thunk_name): Change prefix to
8801         "__x86.get_pc_thunk".
8802
8803         * bb-reorder.c (insert_section_boundary_note): Only do it if
8804         we reordered the blocks; i.e. not if !optimize_function_for_speed_p.
8805
8806 2011-08-30  Christian Bruel  <christian.bruel@st.com>
8807
8808         * coverage.c (coverage_init): Check flag_branch_probabilities instead of
8809         flag_profile_use.
8810
8811 2011-08-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
8812
8813         * config/rs6000/rs6000.opt (-msave-toc-indirect): Change default
8814         to off.  Document switch.
8815         * doc/invoke.texi (-msave-toc-indirect): Ditto.
8816
8817 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8818
8819         * gthr-posix.h (__gthread_active_p): Do not use preprocessor
8820         conditionals and comments inside macro arguments.
8821
8822 2011-08-29  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
8823             Richard Guenther  <rguenther@suse.de>
8824
8825         * tree.h (constant_boolean_node): Adjust prototype.
8826         * fold-const.c (fold_convert_loc): Move aggregate conversion
8827         leeway down.
8828         (constant_boolean_node): Make value parameter boolean, add
8829         vector type handling.
8830         (fold_unary_loc): Use constant_boolean_node.
8831         (fold_binary_loc): Preserve types properly when folding
8832         COMPLEX_EXPR <__real x, __imag x>.
8833         * gimplify.c (gimplify_expr): Handle vector comparison.
8834         * tree.def (EQ_EXPR, ...): Document behavior on vector typed
8835         comparison.
8836         * tree-cfg.c (verify_gimple_comparison): Verify vector typed
8837         comparisons.
8838
8839 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8840
8841         PR middle-end/48722
8842         * emit-rtl.c (unshare_all_rtl_again): For CALL_INSNs,
8843         reset_used_flags also in CALL_INSN_FUNCTION_USAGE.
8844         (verify_rtl_sharing): Likewise and verify_rtx_sharing
8845         in there too.
8846         (unshare_all_rtl_in_chain): For CALL_INSNs
8847         copy_rtx_if_shared also CALL_INSN_FUNCTION_USAGE.
8848
8849 2011-08-29  Richard Guenther  <rguenther@suse.de>
8850
8851         * gimple-fold.c (gimple_fold_stmt_to_constant_1): Set a location
8852         on the built ADDR_EXPR.
8853
8854 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8855
8856         PR debug/50215
8857         * var-tracking.c (create_entry_value): Call cselib_lookup_from_insn
8858         before adding ENTRY_VALUE to val->locs.
8859
8860 2011-08-28  Mikael Pettersson  <mikpe@it.uu.se>
8861
8862         PR bootstrap/50218
8863         * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Initialize
8864         comp.
8865
8866 2011-08-27  Bernd Schmidt  <bernds@codesourcery.com>
8867
8868         * doc/rtl.texi (simple_return): Document.
8869         (parallel, PATTERN): Here too.
8870         * doc/md.texi (return): Mention it's allowed to expand to simple_return
8871         in some cases.
8872         (simple_return): Document standard pattern.
8873         * gengenrtl.c (special_rtx): SIMPLE_RETURN is special.
8874         * final.c (final_scan_insn): Use ANY_RETURN_P on body.
8875         * reorg.c (function_return_label, function_simple_return_label):
8876         New static variables, replacing...
8877         (end_of_function_label): ... this.
8878         (simplejump_or_return_p): New static function.
8879         (optimize_skip, steal_delay_list_from_fallthrough,
8880         fill_slots_from_thread): Use it.
8881         (relax_delay_slots): Likewise.  Use ANY_RETURN_P on body.
8882         (rare_destination, follow_jumps): Use ANY_RETURN_P on body.
8883         (find_end_label): Take a new arg which is one of the two return
8884         rtxs.  Depending on which, set either function_return_label or
8885         function_simple_return_label.  All callers changed.
8886         (make_return_insns): Make both kinds.
8887         (dbr_schedule): Adjust for two kinds of end labels.
8888         * function.c (emit_return_into_block): Set JUMP_LABEL properly.
8889         * genemit.c (gen_exp): Handle SIMPLE_RETURN.
8890         (gen_expand, gen_split): Use ANY_RETURN_P.
8891         * df-scan.c (df_uses_record): Handle SIMPLE_RETURN.
8892         * rtl.def (SIMPLE_RETURN): New code.
8893         * ifcvt.c (find_if_case_1): Be more careful about
8894         redirecting jumps to the EXIT_BLOCK.
8895         * jump.c (condjump_p, condjump_in_parallel_p, any_condjump_p,
8896         returnjump_p_1): Handle SIMPLE_RETURNs.
8897         * print-rtl.c (print_rtx): Likewise.
8898         * rtl.c (copy_rtx): Likewise.
8899         * bt-load.c (compute_defs_uses_and_gen): Use ANY_RETURN_P.
8900         * combine.c (simplify_set): Likewise.
8901         * resource.c (find_dead_or_set_registers, mark_set_resources):
8902         Likewise.
8903         * emit-rtl.c (verify_rtx_sharing, classify_insn, copy_insn_1,
8904         copy_rtx_if_shared_1, mark_used_flags): Handle SIMPLE_RETURNs.
8905         (init_emit_regs): Initialize simple_return_rtx.
8906         * cfglayout.c (fixup_reorder_chain): Pass a JUMP_LABEL to
8907         force_nonfallthru_and_redirect.
8908         * rtl.h (ANY_RETURN_P): Allow SIMPLE_RETURN.
8909         (GR_SIMPLE_RETURN): New enum value.
8910         (simple_return_rtx): New macro.
8911         * basic-block.h (force_nonfallthru_and_redirect): Adjust
8912         declaration.
8913         * cfgrtl.c (force_nonfallthru_and_redirect): Take a new jump_label
8914         argument.  All callers changed.  Be careful about what kinds of
8915         returnjumps to generate.
8916         * config/i386/3i86.c (ix86_pad_returns, ix86_count_insn_bb,
8917         ix86_pad_short_function): Likewise.
8918         * config/arm/arm.c (arm_final_prescan_insn): Handle both kinds
8919         of return.
8920         * config/mips/mips.md (any_return): New code_iterator.
8921         (optab): Add cases for return and simple_return.
8922         (return): Expand to a simple_return.
8923         (simple_return): New pattern.
8924         (*<optab>, *<optab>_internal for any_return): New patterns.
8925         (return_internal): Remove.
8926         * config/mips/mips.c (mips_expand_epilogue): Make the last insn
8927         a simple_return_internal.
8928
8929 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8930
8931         * config/i386/sse.md (*absneg<mode>2): Fix split condition.
8932         (vec_extract_lo_<mode>): Prevent both operands in memory.
8933         (vec_extract_lo_v16hi): Ditto.
8934         (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
8935
8936 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8937
8938         * config/i386/sse.md (mulv16qi3): Attach REG_EQUAL note.
8939         (*sse2_mulv4si3): Ditto.
8940         (mulv2di3): Ditto.
8941         * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
8942         notes to REG_EQUAL.
8943
8944 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8945
8946         PR target/50202
8947         * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
8948         when all outputs are unused.
8949         (sse4_2_pcmpistr): Ditto.
8950
8951 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8952
8953         * config/i386/i386.md (round<mode>2): New expander.
8954         * config/i386/i386.c (enum ix86_builtins): Add
8955         IX86_BUILTIN_ROUND{PS,PD}_AZ{,256}.
8956         (struct builtin_description): Add __builtin_ia32_round{ps,pd}_az{,256}
8957         descriptions.
8958         (ix86_builtin_vectorized_function): Handle BUILT_IN_ROUND{,F} builtins.
8959         (ix86_build_const_vector): Rewrite using loop with RTVEC_ELT accessor.
8960
8961 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8962
8963         PR middle-end/50083
8964         * convert.c (convert_to_integer) <BUIT_IN_ROUND{,F,L}>: Convert
8965         only when TARGET_C99_FUNCTIONS.
8966         <BUILT_IN_NEARBYINT{,F,L}>: Ditto.
8967         <BUILT_IN_RINT{,F,L}>: Ditto.
8968
8969 2011-08-26  Michael Matz  <matz@suse.de>
8970             Jakub Jelinek  <jakub@redhat.com>
8971
8972         PR lto/50165
8973         * lto-streamer-in.c (canon_file_name): Initialize new_slot->len;
8974         don't call strlen twice, use memcpy.
8975
8976 2011-08-26  H.J. Lu  <hongjiu.lu@intel.com>
8977
8978         * config/i386/bmi2intrin.h: Allow in <immintrin.h>.
8979         * config/i386/bmiintrin.h: Likewise.
8980         * config/i386/lzcntintrin.h: Likewise.
8981
8982         * config/i386/immintrin.h: Include <lzcntintrin.h>,
8983         <bmiintrin.h> and <bmi2intrin.h>.
8984
8985 2011-08-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8986
8987         PR target/50166
8988         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Check count in main.
8989         * configure: Regenerate.
8990
8991 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
8992
8993         PR c/50179
8994         * c-typeck.c (c_process_expr_stmt): Skip over nops and
8995         call mark_exp_read even if exprv is ADDR_EXPR.
8996
8997 2011-08-26  Richard Sandiford  <richard.sandiford@linaro.org>
8998
8999         * df-problems.c (df_note_bb_compute): Pass uses rather than defs
9000         to df_set_dead_notes_for_mw.
9001
9002 2011-08-26  Richard Guenther  <rguenther@suse.de>
9003
9004         * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
9005
9006 2011-08-26  Zdenek Dvorak  <ook@ucw.cz>
9007             Tom de Vries  <tom@codesourcery.com>
9008
9009         * tree-ssa-loop-ivopts.c (struct cost_pair): Add comp field.
9010         (struct ivopts_data): Add loop_single_exit_p field.
9011         (niter_for_exit): Change parameter desc_p into return value.  Return
9012         desc if desc->may_be_zero.  Free desc if unused.
9013         (niter_for_single_dom_exit): Change return type.
9014         (find_induction_variables): Handle changed return type of
9015         niter_for_single_dom_exit.  Dump may_be_zero.
9016         (add_candidate_1): Keep original base and step type for IP_ORIGINAL.
9017         (set_use_iv_cost): Add and handle comp parameter.
9018         (determine_use_iv_cost_generic, determine_use_iv_cost_address): Add
9019         comp argument to set_use_iv_cost.
9020         (strip_wrap_conserving_type_conversions, expr_equal_p)
9021         (difference_cannot_overflow_p, iv_elimination_compare_lt): New function.
9022         (may_eliminate_iv): Add comp parameter.  Handle new return type of
9023         niter_for_exit.  Use loop_single_exit_p.  Use iv_elimination_compare_lt.
9024         (determine_use_iv_cost_condition): Add comp argument to set_use_iv_cost
9025         and may_eliminate_iv.
9026         (rewrite_use_compare): Move call to iv_elimination_compare to ...
9027         (may_eliminate_iv): Here.
9028         (tree_ssa_iv_optimize_loop): Initialize loop_single_exit_p.
9029
9030 2011-08-26  Tom de Vries  <tom@codesourcery.com>
9031
9032         * tree-pretty-print (dump_generic_node): Test for NULL_TREE before
9033         accessing TREE_TYPE.
9034
9035 2011-08-26  Jiangning Liu  <jiangning.liu@arm.com>
9036
9037         * config/arm/arm.md (*ior_scc_scc): Enable for Thumb2 as well.
9038         (*ior_scc_scc_cmp): Likewise
9039         (*and_scc_scc): Likewise.
9040         (*and_scc_scc_cmp): Likewise.
9041         (*and_scc_scc_nodom): Likewise.
9042         (*cmp_ite0, *cmp_ite1, *cmp_and, *cmp_ior): Handle Thumb2.
9043
9044 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
9045
9046         * rtlanal.c (nonzero_bits1): Handle CLRSB.
9047
9048 2011-08-26  Richard Guenther  <rguenther@suse.de>
9049
9050         * expr.c (string_constant): Handle &MEM_REF.
9051
9052 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
9053
9054         * config/arm/arm.c (struct four_ints): New type.
9055         (count_insns_for_constant): Delete function.
9056         (find_best_start): Delete function.
9057         (optimal_immediate_sequence): New function.
9058         (optimal_immediate_sequence_1): New function.
9059         (arm_gen_constant): Move constant splitting code to
9060         optimal_immediate_sequence.
9061         Rewrite constant negation/invertion code.
9062
9063 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
9064
9065         * config/arm/arm-protos.h (const_ok_for_op): Add prototype.
9066         * config/arm/arm.c (const_ok_for_op): Add support for addw/subw.
9067         Remove prototype. Remove static function type.
9068         * config/arm/arm.md (*arm_addsi3): Add addw/subw support.
9069         Add arch attribute.
9070         * config/arm/constraints.md (Pj, PJ): New constraints.
9071
9072 2011-08-26  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
9073
9074         * config/arm/cortex-a9.md ("cortex_a9_mult_long"): New.
9075         ("cortex_a9_multiply_long"): New and use above.  Handle all
9076         long multiply cases.
9077         ("cortex_a9_multiply"): Handle smmul and smmulr.
9078         ("cortex_a9_mac"): Handle smmla.
9079
9080 2011-08-25  Richard Henderson  <rth@redhat.com>
9081
9082         PR 50132
9083         PR 49864
9084         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jump for
9085         non-constant stack adjutment.
9086         * expr.c (find_args_size_adjust): Break out from ...
9087         (fixup_args_size_notes): ... here.
9088         * rtl.h (find_args_size_adjust): Declare.
9089
9090 2011-08-25  Uros Bizjak  <ubizjak@gmail.com>
9091
9092         * config/i386/i386.md (isa): Add sse2, sse2_noavx, sse3,
9093         sse4 and sse4_noavx.
9094         (enabled): Handle sse2, sse2_noavx, sse3, sse4 and sse4_noavx.
9095         (*pushdf_rex64): Change Y2 register constraint to x.
9096         (*movdf_internal_rex64): Ditto.
9097         (*zero_extendsidi2_rex64): Ditto.
9098         (*movdi_internal): Change Y2 register constraint to x
9099         and update "isa" attribute.
9100         (*pushdf): Ditto.
9101         (*movdf internal): Ditto.
9102         (zero_extendsidi2_1): Ditto.
9103         (*truncdfdf_mixed): Ditto.
9104         (*truncxfdf2_mixed): Ditto.
9105         * config/i386/mmx.md (*mov<mode>_internal_rex64): Change Y2
9106         register constraint to x.
9107         (*movv2sf_internal_rex64): Ditto.
9108         (*mov<mode>_internal): Change Y2 register constraint to x
9109         and add "isa" attribute.
9110         (*movv2sf_internal): Ditto.
9111         (*vec_extractv2si_1): Ditto.
9112         * config/i386/sse.md ("vec_set<mode>_0): Change Y2 and Y4 register
9113         constraints to x and update "isa" attribute.
9114         (*vec_interleave_highv2df): Change Y3 registerconstraint
9115         to x and update "isa" attribute.
9116         (*vec_interleave_lowv2df): Ditto.
9117         (*vec_concatv2df): Change Y2 register constraint to x and
9118         update "isa" attribute.
9119         (sse2_loadld): Ditto.
9120         (*vec_extractv2di_1): Ditto.
9121         (*vec_dupv4si): Ditto.
9122         (*vec_dupv2di): Ditto.
9123         (*vec_concatv4si): Ditto.
9124         (vec_concatv2di): Ditto.
9125         * config/i386/constraints.md (Y2): Remove.
9126         (Y3): Ditto.
9127         (Y4): Ditto.
9128
9129 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
9130
9131         * regrename.c (scan_rtx_reg, scan_rtx_address, build_def_use,
9132         dump_def_use_chain): Don't declare.
9133         (mark_conflict, create_new_chain): Move before users.
9134         (regrename_optimize): Move to near end of file.
9135
9136 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
9137
9138         * config/avr-protos.h (byte_immediate_operand): Remove Prototype.
9139         (secondary_input_reload_class): Remove Prototype.
9140         * config/avr/avr.c (byte_immediate_operand): Remove Function.
9141         * config/avr/avr.md (setmemhi): Use u8_operand.
9142         (strlenhi): Use const0_rtx for comparison.
9143         * config/avr/avr.h (avr_reg_order): Remove Declaration.
9144
9145 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
9146
9147         * config/avr/avr.c (reg_class_tab): Make local to
9148         avr_regno_reg_class.  Return smallest register class available.
9149
9150 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
9151
9152         * config/avr/avr.c (STR_PREFIX_P): New Define.
9153         (avr_asm_declare_function_name): Use it.
9154         (avr_asm_named_section): Use it.
9155         (avr_section_type_flags): Use it.
9156
9157 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
9158
9159         * doc/md.texi (automata_option): Document collapse-ndfa.
9160         * genautomata.c (COLLAPSE_OPTION): New macro.
9161         (collapse_flag): New static variable.
9162         (struct description): New member normal_decls_num.
9163         (struct automaton): New members advance_ainsn and collapse_ainsn.
9164         (gen_automata_option): Check for COLLAPSE_OPTION.
9165         (collapse_ndfa_insn_decl): New static variable.
9166         (add_collapse_ndfa_insn_decl, special_decl_p): New functions.
9167         (find_arc): If insn is the collapse-ndfa insn, accept any arc we find.
9168         (transform_insn_regexps): Call add_collapse_ndfa_insn_decl if
9169         necessary.  Use normal_decls_num rather than decls_num, remove
9170         test for special decls.
9171         (create_alt_states, form_ainsn_with_same_reservs): Use special_decl_p.
9172         (make_automaton); Likewise.  Use the new advance_cycle_insn member
9173         of struct automaton.
9174         (create_composed_state): Disallow advance-cycle arcs if collapse_flag
9175         is set.
9176         (NDFA_to_DFA): Don't create composed states for the collapse-ndfa
9177         transition.  Create the necessary transitions for it.
9178         (create_ainsns): Return void.  Take an automaton_t argument, and
9179         update its ainsn_list, advance_ainsn and collapse_ainsn members.  All
9180         callers changed.
9181         (COLLAPSE_NDFA_VALUE_NAME): New macro.
9182         (output_tables): Output code to define it.
9183         (output_internal_insn_code_evaluation): Output code to accept
9184         const0_rtx as collapse-ndfa transition.
9185         (output_default_latencies, output_print_reservation_func,
9186         output_print_description): Reorganize loops to use normal_decls_num
9187         as loop bound; remove special case for advance_cycle_insn_decl.
9188         (initiate_automaton_gen): Handle COLLAPSE_OPTION.
9189         (check_automata_insn_issues): Check for collapse_ainsn.
9190         (expand_automate): Allocate sufficient space.  Initialize
9191         normal_decls_num.
9192
9193 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
9194
9195         * config/avr/avr.md: Fix indentation from r177991.
9196
9197 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
9198
9199         * regrename.c (struct du_head): Remove member terminated.
9200         (create_new_chain): Don't initialize it.
9201         (scan_rtx_reg): Don't set or test it, test the open_chains_set
9202         bitmap instead.
9203         (tick, this_tick): New global variables, moved out of
9204         regrename_optimize.
9205         (current_id, open_chains, closed_chains, open_chains_set,
9206         live_in_chains, live_hard_regs): Reorder declarations.
9207         (dump_def_use_chain): Move function earlier in the file.
9208         (rename_chains): New static function, broken out of
9209         regrename_optimize.
9210         (regrename_optimize): Use it.  Remove #if 0'ed code.
9211
9212 2011-08-25  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
9213
9214         * varasm.c: (default_binds_local_p_1): Commentary typo fix.
9215
9216 2011-08-24  H.J. Lu  <hongjiu.lu@intel.com>
9217
9218         PR target/50172
9219         * config/i386/i386.c (ix86_expand_builtin): Convert to Pmode if needed.
9220
9221 2011-08-24  Richard Guenther  <rguenther@suse.de>
9222
9223         * tree-data-ref.c (dr_analyze_indices): Avoid unsharing the
9224         ref in the basic-block case.  Move stripping array-refs
9225         to the place we create an access-function for it.  Remove
9226         bogus stripping down a MEM_REF to its base.
9227
9228 2011-08-24  Richard Guenther  <rguenther@suse.de>
9229
9230         * fold-const.c (fold_comparison): Fold &a < &a + 4 even
9231         with -fno-strict-overflow.
9232
9233 2011-08-24  Richard Guenther  <rguenther@suse.de>
9234
9235         * tree-vectorizer.c (vect_print_dump_info): Avoid the
9236         file and location clutter when dumping to dump files.
9237
9238 2011-08-24  Simon Baldwin  <simonb@google.com>
9239
9240         * gengtype-state.c (write_state): Remove timestamped header line.
9241
9242 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
9243
9244         * Makefile.in (CFLAGS-collect2.o, CFLAGS-c-family/c-opts.o)
9245         (CFLAGS-c-family/c-pch.o, CFLAGS-prefix.o, CFLAGS-version.o)
9246         (CFLAGS-lto-compress.o, CFLAGS-toplev.o, CFLAGS-intl.o)
9247         (CFLAGS-cppbuiltin.o, CFLAGS-cppdefault.o): New.
9248         (collect2.o, c-family/c-cppbuiltin.o, c-family/c-opts.o)
9249         (c-family/c-pch.o, prefix.o, version.o, lto-compress.o, toplev.o)
9250         (intl.o, cppbuiltin.o, cppdefault.o): Remove explicit compilation
9251         rules.
9252         (lto-wrapper$(exeext)): Use $(LINKER) not $(COMPILER).
9253
9254 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
9255
9256         * Makefile.in (ALL_CXXFLAGS): Include $(CFLAGS-$@).
9257
9258 2011-08-24  Richard Guenther  <rguenther@suse.de>
9259
9260         PR tree-optimization/50067
9261         * tree-data-ref.c (dr_analyze_indices): Do not add an access
9262         function for a MEM_REF base that has no evolution in the loop
9263         nest or that is not analyzable.
9264
9265 2011-08-23  Vladimir Makarov  <vmakarov@redhat.com>
9266
9267         * ira.c (ira_init_register_move_cost): Check small subclasses
9268         through ira_reg_class_max_nregs and ira_available_class_regs.
9269
9270 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
9271
9272         * config/i386/constraints.md (Yp): New register constraint.
9273         * config/i386/i386.md (*addhi_1): Merge with *addhi_1_lea using
9274         Yp register constraint.
9275         (*addqi_1): Merge with *addqi_1_lea using Yp register constraint.
9276         (*ashlhi3_1): Merge with *ashlhi3_1_lea using Yp register constraint.
9277         (*ashlqi3_1): Merge with *ashlqi3_1_lea using Yp register constraint.
9278
9279 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
9280
9281         * config/i386/sse.md (<s>mul<mode>3_highpart): Update.
9282
9283 2011-08-23  Mark Heffernan  <meheff@google.com>
9284
9285         PR middle-end/38509
9286         * common.opt (Wfree-nonheap-object): New option.
9287         * doc/invoke.texi (Warning options): Document -Wfree-nonheap-object.
9288         * builtins.c (maybe_emit_free_warning): Add OPT_Wfree_nonheap_object
9289         to warning.
9290         (expand_builtin): Make warning conditional.
9291
9292 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
9293
9294         * config/i386/i386.md (type): Add imulx, ishiftx and rotatex.
9295         (length_immediate): Handle imulx, ishiftx and rotatex.
9296         (imm_disp): Ditto.
9297         (isa): Add bmi2.
9298         (enabled): Handle bmi2.
9299         (*mul<mode><dwi>3): Split from *<u>mul<mode><dwi>3.
9300         (*umul<mode><dwi>3): Ditto.  Add imulx BMI2 alternative.
9301         (*bmi2_umulditi3_1): New insn pattern.
9302         (*bmi2_umulsidi3_1): Ditto.
9303         (*umul<mode><dwi>3 splitter): New splitter to avoid flags dependency.
9304         (*bmi2_ashl<mode>3_1): New insn pattern.
9305         (*ashl<mode>3_1): Add ishiftx BMI2 alternative.
9306         (*ashl<mode>3_1 splitter): New splitter to avoid flags dependency.
9307         (*bmi2_ashlsi3_1_zext): New insn pattern.
9308         (*ashlsi3_1_zext): Add ishiftx BMI2 alternative.
9309         (*ashlsi3_1_zext splitter): New splitter to avoid flags dependency.
9310         (*bmi2_<shiftrt_insn><mode>3_1): New insn pattern.
9311         (*<shiftrt_insn><mode>3_1): Add ishiftx BMI2 alternative.
9312         (*<shiftrt_insn><mode>3_1 splitter): New splitter to avoid
9313         flags dependency.
9314         (*bmi2_<shiftrt_insn>si3_1_zext): New insn pattern.
9315         (*<shiftrt_insn>si3_1_zext): Add ishiftx BMI2 alternative.
9316         (*<shiftrt_insn>si3_1_zext splitter): New splitter to avoid
9317         flags dependency.
9318         (*bmi2_rorx<mode>3_1): New insn pattern.
9319         (*<rotate_insn><mode>3_1): Add rotatex BMI2 alternative.
9320         (*rotate<mode>3_1 splitter): New splitter to avoid flags dependency.
9321         (*rotatert<mode>3_1 splitter): Ditto.
9322         (*bmi2_rorxsi3_1_zext): New insn pattern.
9323         (*<rotate_insn>si3_1_zext): Add rotatex BMI2 alternative.
9324         (*rotatesi3_1_zext splitter): New splitter to avoid flags dependency.
9325         (*rotatertsi3_1_zext splitter): Ditto.
9326
9327 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
9328
9329         * common/config/i386/i386-common.c (OPTION_MASK_ISA_BMI2_SET): New.
9330         (OPTION_MASK_ISA_BMI2_UNSET): Likewise.
9331         (ix86_handle_option): Handle OPT_mbmi2 case.
9332         * config.gcc (i[34567]86-*-*): Add bmi2intrin.h.
9333         (x86_64-*-*): Likewise.
9334         * config/i386/bmi2intrin.h: New file.
9335         * config/i386/cpuid.h (bit_BMI2): New.
9336         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
9337         BMI2 feature.
9338         * config/i386/i386-c.c (ix86_target_macros_internal):
9339         Conditionally define __BMI2__.
9340         * config/i386/i386.c (ix86_option_override_internal): Define PTA_BMI2.
9341         Handle BMI2 option.
9342         (ix86_valid_target_attribute_inner_p): Handle BMI2 option.
9343         (print_reg): New code.
9344         (ix86_print_operand): Likewise.
9345         (ix86_builtins): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
9346         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
9347         IX86_BUILTIN_PEXT64.
9348         (bdesc_args): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
9349         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
9350         IX86_BUILTIN_PEXT64.
9351         * config/i386/i386.h (TARGET_BMI2): New.
9352         * config/i386/i386.md (UNSPEC_PDEP): New.
9353         (UNSPEC_PEXT): Likewise.
9354         (*bmi2_bzhi_<mode>3): Likewise.
9355         (*bmi2_pdep_<mode>3): Likewise.
9356         (*bmi2_pext_<mode>3): Likewise.
9357         * config/i386/i386.opt (mbmi2): New.
9358         * config/i386/x86intrin.h: Include bmi2intrin.h when __BMI2__
9359         is defined.
9360         * doc/extend.texi: Document BMI2 built-in functions.
9361         * doc/invoke.texi: Document -mbmi2.
9362
9363 2011-08-23  Jakub Jelinek  <jakub@redhat.com>
9364
9365         PR middle-end/50161
9366         * simplify-rtx.c (simplify_const_unary_operation): If
9367         op is CONST_INT, don't look at op_mode, but use instead mode.
9368         * optabs.c (add_equal_note): For FFS, CLZ, CTZ,
9369         CLRSB, POPCOUNT, PARITY and BSWAP use operand mode for
9370         operation and TRUNCATE/ZERO_EXTEND if needed.
9371         * doc/rtl.texi (ffs, clrsb, clz, ctz, popcount, parity, bswap):
9372         Document that operand mode must be same as operation mode,
9373         or VOIDmode.
9374         * config/avr/avr.md (paritysi2, *parityqihi2.libgcc,
9375         *paritysihi2.libgcc, popcountsi2, *popcountsi2.libgcc,
9376         *popcountqihi2.libgcc, clzsi2, *clzsihi2.libgcc, ctzsi2,
9377         *ctzsihi2.libgcc, ffssi2, *ffssihi2.libgcc): For unary ops
9378         use the mode of operand for the operation and add truncate
9379         or zero_extend around if needed.
9380         * config/c6x/c6x.md (ctzdi2): Likewise.
9381         * config/bfin/bfin.md (clrsbsi2, signbitssi2): Likewise.
9382
9383 2011-08-12  Michael Matz  <matz@suse.de>
9384
9385         * cfgexpand.c (expand_one_register_var): Use get_pointer_alignment.
9386         (gimple_expand_cfg): Merge alignment info for coalesced pointer
9387         SSA names.
9388
9389 2011-08-23  Richard Guenther  <rguenther@suse.de>
9390
9391         * Makefile.in (tree-data-ref.o): Add tree-affine.h dependency.
9392         * tree-affine.h (aff_comb_cannot_overlap_p): Declare.
9393         * tree-affine.c (aff_comb_cannot_overlap_p): New function, moved
9394         from ...
9395         * tree-ssa-loop-im.c (cannot_overlap_p): ... here.
9396         (mem_refs_may_alias_p): Adjust.
9397         * tree-data-ref.h (dr_may_alias_p): Adjust.
9398         * tree-data-ref.c: Include tree-affine.h.
9399         (dr_analyze_indices): Do nothing for the non-loop case.
9400         (dr_may_alias_p): Distinguish loop and non-loop case.  Disambiguate
9401         more cases in the non-loop case.
9402         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Adjust
9403         calls to dr_may_alias_p.
9404         (write_alias_graph_to_ascii_ecc): Likewise.
9405         (write_alias_graph_to_ascii_dot): Likewise.
9406         (build_alias_set_optimal_p): Likewise.
9407
9408 2011-08-23  Richard Guenther  <rguenther@suse.de>
9409
9410         PR tree-optimization/50162
9411         * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
9412
9413 2011-08-23  Richard Guenther  <rguenther@suse.de>
9414
9415         * tree-data-ref.c (dr_analyze_indices): Add comments, handle
9416         REALPART_EXPR and IMAGPART_EXPR similar to ARRAY_REFs.
9417         (create_data_ref): Also dump access functions for the created data-ref.
9418
9419 2011-08-22  Uros Bizjak  <ubizjak@gmail.com>
9420             Kirill Yukhin  <kirill.yukhin@intel.com>
9421
9422         PR target/50155
9423         * config/i386/sse.md (VI_AVX2): New.
9424         (<plusminus_insn><mode>3): Use VI_AVX2 mode iterator.
9425         (*<plusminus_insn><mode>3): Ditto.
9426         (<sse2_avx2>_andnot<mode>3): Ditto.
9427         (*andnot<mode>3): Fix order of cond operands.
9428         Add asserts for correct TARGET_xxx.
9429         (*<any_logic:code><mode>3): Ditto.
9430
9431 2011-08-22  Anatoly Sokolov  <aesok@post.ru>
9432
9433         * config/m32c/m32c.h (CLASS_MAX_NREGS): Remove macro.
9434         * config/m32c/m32c-protos.h (m32c_class_max_nregs): Remove.
9435         * config/m32c/m32c.c (m32c_class_max_nregs): Make static. Change
9436         regclass argument type to reg_class_t. Change 'max' and 'v' vars
9437         and return types to unsigned char. Use reg_class_contents instead
9438         of class_contents.
9439         (TARGET_CLASS_MAX_NREGS): Define.
9440
9441 2011-08-22  Bernd Schmidt  <bernds@codesourcery.com>
9442
9443         * config/c6x/c6x.md (indirect_jump_shadow): Tweak representation
9444         to make computed_jump_p return true.
9445
9446 2011-08-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9447
9448         * configure.ac (GCC_PICFLAG_FOR_TARGET): Call it.
9449         (PICFLAG_FOR_TARGET): Substitute.
9450         * aclocal.m4: Regenerate.
9451         * configure: Regenerate.
9452
9453 2011-08-22  Dodji Seketeli  <dodji@redhat.com>
9454
9455         * c-family/c-pch.c (c_common_read_pch): Re-set line table right
9456         after reading in the pch.
9457
9458 2011-08-22  H.J. Lu  <hongjiu.lu@intel.com>
9459
9460         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Error if __ELF__ isn't defined.
9461         * configure: Regenerated.
9462
9463 2011-08-22  Jakub Jelinek  <jakub@redhat.com>
9464
9465         PR tree-optimization/50133
9466         * tree-vect-stmts.c (vect_finish_stmt_generation): Copy location
9467         from stmt instead of some statement around gsi.
9468
9469         PR middle-end/50141
9470         * expr.c (get_bit_range): Only use DECL_THREAD_LOCAL_P if
9471         innerdecl is a VAR_DECL.
9472
9473 2011-08-22  Kirill Yukhin  <kirill.yukhin@intel.com>
9474
9475         * config/i386/avx2intrin.h: New file.
9476         * config/i386/i386-builtin-types.def (PCINT, PCINT64, PV4SI,
9477         PV8SI, V32QI_FTYPE_V32QI, V32QI_FTYPE_V16QI, V16HI_FTYPE_V16HI,
9478         V16HI_FTYPE_V8HI, V8SI_FTYPE_V8SI, V16HI_FTYPE_V16QI,
9479         V8SI_FTYPE_V16QI, V4DI_FTYPE_V16QI, V8SI_FTYPE_V8HI,
9480         V4DI_FTYPE_V8HI, V4DI_FTYPE_V4SI, V4DI_FTYPE_PV4DI,
9481         V4DI_FTYPE_V2DI, V2DI_FTYPE_PCV2DI_V2DI, V4SI_FTYPE_PCV4SI_V4SI,
9482         V32QI_FTYPE_V16HI_V16HI, V16HI_FTYPE_V8SI_V8SI,
9483         V32QI_FTYPE_V32QI_V32QI, V16HI_FTYPE_V32QI_V32QI,
9484         V16HI_FTYPE_V16HI_V8HI, V16HI_FTYPE_V16HI_V16HI,
9485         V16HI_FTYPE_V16HI_INT, V16HI_FTYPE_V16HI_SI,
9486         V16HI_FTYPE_V16HI_V16HI_INT, V32QI_FTYPE_V32QI_V32QI_INT,
9487         V8SI_FTYPE_V8SI_V4SI, V8SI_FTYPE_V8SI_V8SI,
9488         V8SI_FTYPE_V16HI_V16HI, V8SI_FTYPE_V8SI_INT, V8SI_FTYPE_V8SI_SI,
9489         V8SI_FTYPE_PCV8SI_V8SI, V4DI_FTYPE_V4DI_V4DI,
9490         V4DI_FTYPE_V8SI_V8SI, V4DI_FTYPE_V4DI_V2DI,
9491         V4DI_FTYPE_PCV4DI_V4DI, V4DI_FTYPE_V4DI_INT,
9492         V2DI_FTYPE_V4DI_INT, V4DI_FTYPE_V4DI_V4DI_INT,
9493         V4DI_FTYPE_V4DI_V2DI_INT, VOID_FTYPE_PV2DI_V2DI_V2DI,
9494         VOID_FTYPE_PV4DI_V4DI_V4DI, VOID_FTYPE_PV4SI_V4SI_V4SI,
9495         VOID_FTYPE_PV8SI_V8SI_V8SI,
9496         V2DF_FTYPE_V2DF_PCDOUBLE_V4SI_V2DF_INT,
9497         V4DF_FTYPE_V4DF_PCDOUBLE_V4SI_V4DF_INT,
9498         V2DF_FTYPE_V2DF_PCDOUBLE_V2DI_V2DF_INT,
9499         V4DF_FTYPE_V4DF_PCDOUBLE_V4DI_V4DF_INT,
9500         V4SF_FTYPE_V4SF_PCFLOAT_V4SI_V4SF_INT,
9501         V8SF_FTYPE_V8SF_PCFLOAT_V8SI_V8SF_INT,
9502         V4SF_FTYPE_V4SF_PCFLOAT_V2DI_V4SF_INT,
9503         V4SF_FTYPE_V4SF_PCFLOAT_V4DI_V4SF_INT,
9504         V2DI_FTYPE_V2DI_PCINT64_V4SI_V2DI_INT,
9505         V4DI_FTYPE_V4DI_PCINT64_V4SI_V4DI_INT,
9506         V2DI_FTYPE_V2DI_PCINT64_V2DI_V2DI_INT,
9507         V4DI_FTYPE_V4DI_PCINT64_V4DI_V4DI_INT,
9508         V4SI_FTYPE_V4SI_PCINT_V4SI_V4SI_INT,
9509         V8SI_FTYPE_V8SI_PCINT_V8SI_V8SI_INT,
9510         V4SI_FTYPE_V4SI_PCINT_V2DI_V4SI_INT,
9511         V4SI_FTYPE_V4SI_PCINT_V4DI_V4SI_INT,
9512         V16HI_FTYPE_V16HI_SI_COUNT, V16HI_FTYPE_V16HI_V8HI_COUNT,
9513         V8SI_FTYPE_V8SI_SI_COUNT, V8SI_FTYPE_V8SI_V4SI_COUNT,
9514         V4DI_FTYPE_V4DI_INT_COUNT, V4DI_FTYPE_V4DI_V2DI_COUNT,
9515         V4DI_FTYPE_V4DI_INT_CONVERT,
9516         V4DI_FTYPE_V4DI_V4DI_INT_CONVERT): New.
9517         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MPSADBW256,
9518         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
9519         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
9520         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
9521         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
9522         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
9523         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
9524         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
9525         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
9526         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
9527         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
9528         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
9529         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
9530         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
9531         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
9532         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
9533         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
9534         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
9535         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
9536         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
9537         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
9538         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
9539         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
9540         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
9541         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
9542         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
9543         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
9544         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
9545         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
9546         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
9547         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
9548         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
9549         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
9550         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
9551         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
9552         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
9553         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
9554         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
9555         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
9556         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
9557         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
9558         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
9559         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
9560         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
9561         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
9562         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
9563         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
9564         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
9565         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
9566         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
9567         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
9568         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
9569         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
9570         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
9571         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
9572         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
9573         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
9574         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
9575         IX86_BUILTIN_MOVNTDQA256, IX86_BUILTIN_VBROADCASTSS_PS,
9576         IX86_BUILTIN_VBROADCASTSS_PS256,
9577         IX86_BUILTIN_VBROADCASTSD_PD256,
9578         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
9579         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
9580         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
9581         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
9582         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
9583         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
9584         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
9585         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
9586         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
9587         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
9588         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
9589         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
9590         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256,
9591         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
9592         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
9593         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
9594         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
9595         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI,
9596         IX86_BUILTIN_GATHERSIV2DF, IX86_BUILTIN_GATHERSIV4DF,
9597         IX86_BUILTIN_GATHERDIV2DF, IX86_BUILTIN_GATHERDIV4DF,
9598         IX86_BUILTIN_GATHERSIV4SF, IX86_BUILTIN_GATHERSIV8SF,
9599         IX86_BUILTIN_GATHERDIV4SF, IX86_BUILTIN_GATHERDIV8SF,
9600         IX86_BUILTIN_GATHERSIV2DI, IX86_BUILTIN_GATHERSIV4DI,
9601         IX86_BUILTIN_GATHERDIV2DI, IX86_BUILTIN_GATHERDIV4DI,
9602         IX86_BUILTIN_GATHERSIV4SI, IX86_BUILTIN_GATHERSIV8SI,
9603         IX86_BUILTIN_GATHERDIV4SI, IX86_BUILTIN_GATHERDIV8SI.
9604         (bdesc_special_args): Add IX86_BUILTIN_MOVNTDQA256,
9605         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
9606         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
9607         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
9608         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256.
9609         (bdesc_args): Add  IX86_BUILTIN_MPSADBW256,
9610         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
9611         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
9612         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
9613         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
9614         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
9615         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
9616         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
9617         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
9618         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
9619         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
9620         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
9621         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
9622         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
9623         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
9624         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
9625         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
9626         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
9627         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
9628         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
9629         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
9630         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
9631         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
9632         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
9633         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
9634         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
9635         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
9636         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
9637         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
9638         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
9639         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
9640         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
9641         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
9642         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
9643         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
9644         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
9645         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
9646         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
9647         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
9648         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
9649         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
9650         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
9651         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
9652         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
9653         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
9654         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
9655         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
9656         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
9657         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
9658         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
9659         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
9660         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
9661         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
9662         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
9663         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
9664         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
9665         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
9666         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
9667         IX86_BUILTIN_VBROADCASTSS_PS, IX86_BUILTIN_VBROADCASTSS_PS256,
9668         IX86_BUILTIN_VBROADCASTSD_PD256,
9669         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
9670         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
9671         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
9672         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
9673         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
9674         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
9675         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
9676         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
9677         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
9678         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
9679         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
9680         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
9681         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
9682         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI.
9683         (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_GATHERSIV2DF,
9684         IX86_BUILTIN_GATHERSIV4DF, IX86_BUILTIN_GATHERDIV2DF,
9685         IX86_BUILTIN_GATHERDIV4DF, IX86_BUILTIN_GATHERSIV4SF,
9686         IX86_BUILTIN_GATHERSIV8SF, IX86_BUILTIN_GATHERDIV4SF,
9687         IX86_BUILTIN_GATHERDIV8SF, IX86_BUILTIN_GATHERSIV2DI,
9688         IX86_BUILTIN_GATHERSIV4DI, IX86_BUILTIN_GATHERDIV2DI,
9689         IX86_BUILTIN_GATHERDIV4DI, IX86_BUILTIN_GATHERSIV4SI,
9690         IX86_BUILTIN_GATHERSIV8SI, IX86_BUILTIN_GATHERDIV4SI,
9691         IX86_BUILTIN_GATHERDIV8SI.
9692         (ix86_preferred_simd_mode): Support AVX2 modes.
9693         (ix86_expand_args_builtin): Support AVX2 builtins.
9694         (ix86_expand_special_args_builtin): Likewise.
9695         (ix86_expand_builtin): Likewise.
9696         * config/i386/i386.md (UNSPEC_VPERMSI): New.
9697         (UNSPEC_VPERMDF): Likewise.
9698         (UNSPEC_VPERMSF): Likewise.
9699         (UNSPEC_VPERMDI): Likewise.
9700         (UNSPEC_VPERMTI): Likewise.
9701         (UNSPEC_GATHER): Likewise.
9702         (ssemodesuffix): Extend.
9703         * config/i386/immintrin.h: Include avx2intrin.h when __AVX2__
9704         is defined.
9705         * config/i386/predicates.md (const1248_operand): New.
9706         * config/i386/sse.md (VI1_AVX2): New mode iterator.
9707         (VI2_AVX2): Likewise.
9708         (VI4_AVX2): Likewise.
9709         (VI8_AVX2): Likewise.
9710         (VIMAX_AVX2): Likewise.
9711         (SSESCALARMODE): Likewise.
9712         (VI12_AVX2): Likewise.
9713         (VI24_AVX2): Likewise.
9714         (VI124_AVX2): Likewise.
9715         (VI248_AVX2): Likewise.
9716         (VI48_AVX2): Likewise.
9717         (VI4SD_AVX2): Likewise.
9718         (V48_AVX2): Likewise.
9719         (AVX256MODE2P): Likewise.
9720         (AVXMODE48P_DI): Likewise.
9721         (sse2_avx2): New mode attribute.
9722         (ssse3_avx2): Likewise.
9723         (sse4_1_avx2): Likewise.
9724         (avx_avx2): Likewise.
9725         (ssebytemode): Likewise.
9726         (AVXTOSSEMODE): Likewise.
9727         (AVXMODE48P_DI): Likewise.
9728         (gthrfirstp): Likewise.
9729         (gthrlastp): Likewise.
9730         (lshift): New code_iterator
9731         (lshift): New code attribute.
9732         (lshift): Likewise.
9733         (ssescalarmodesuffix): Update.
9734         (sseunpackmode): Likewise.
9735         (ssepackmode): Likewise.
9736         (avx2_vec_dupv4sf): New insn pattern.
9737         (avx2_vec_dupv8sf): Likewise.
9738         (avx2_interleave_highv4di): Likewise.
9739         (avx2_interleave_lowv4di): Likewise.
9740         (avx2_umulv4siv4di3): Likewise
9741         (*avx2_umulv4siv4di3): Likewise
9742         (avx2_pmaddwd): Likewise.
9743         (*avx2_pmaddwd): Likewise.
9744         (avx2_lshrqv4di3): Likewise.
9745         (avx2_lshlqv4di3): Likewise.
9746         (avx2_lshl<mode>3): Likewise.
9747         (avx2_<umaxmin:code><mode>3): Likewise.
9748         (*avx2_<umaxmin:code><mode>3): Likewise.
9749         (avx2_<smaxmin:code><mode>3): Likewise.
9750         (*avx2_<smaxmin:code><mode>3): Likewise.
9751         (avx2_eq<mode>3): Likewise.
9752         (*avx2_eq<mode>3): Likewise.
9753         (avx2_gt<mode>3): Likewise.
9754         (avx2_interleave_highv32qi): New.
9755         (avx2_interleave_lowv32qi): Likewise.
9756         (avx2_interleave_highv16hi): Likewise.
9757         (avx2_interleave_lowv16hi): Likewise.
9758         (avx2_interleave_highv8si): Likewise.
9759         (avx2_interleave_lowv8si): Likewise.
9760         (avx2_pshufd): Likewise.
9761         (avx2_pshufd_1): Likewise.
9762         (avx2_pshuflwv3): Likewise.
9763         (avx2_pshuflw_1): Likewise.
9764         (avx2_pshufhwv3): Likewise.
9765         (avx2_pshufhw_1): Likewise.
9766         (avx2_uavgv32qi3): Likewise.
9767         (*avx2_uavgv32qi3): Likewise.
9768         (avx2_uavgv16hi3): Likewise.
9769         (*avx2_uavgv16hi3): Likewise.
9770         (avx2_pmovmskb): Likewise.
9771         (avx2_phaddwv16hi3): Likewise.
9772         (avx2_phadddv8si3): Likewise.
9773         (avx2_phaddswv16hi3): Likewise.
9774         (avx2_phsubwv16hi3): Likewise.
9775         (avx2_phsubdv8si3): Likewise.
9776         (avx2_phsubswv16hi3): Likewise.
9777         (avx2_pmaddubsw256): Likewise.
9778         (avx2_umulhrswv16hi3): Likewise.
9779         (*avx2_umulhrswv16hi3): Likewise.
9780         (avx2_packusdw): Likewise.
9781         (avx2_pblendd<mode>): Likewise.
9782         (avx2_<code>v16qiv16hi2): Likewise.
9783         (avx2_<code>v8qiv8si2): Likewise.
9784         (avx2_<code>v8hiv8si2): Likewise.
9785         (avx2_<code>v4qiv4di2): Likewise.
9786         (avx2_<code>v4hiv4di2): Likewise.
9787         (avx2_<code>v4siv4di2): Likewise.
9788         (avx2_pbroadcast<mode>): Likewise.
9789         (avx2_permvarv8si): Likewise.
9790         (avx2_permv4df): Likewise.
9791         (avx2_permvarv8sf): Likewise.
9792         (avx2_permv4di): Likewise.
9793         (avx2_permv2ti): Likewise.
9794         (avx2_vec_dupv4df): Likewise.
9795         (avx2_vbroadcasti128_<mode>): Likewise.
9796         (avx2_vec_set_lo_v4di): Likewise.
9797         (avx2_vec_set_hi_v4di): Likewise.
9798         (*avx2_maskmov<avx2modesuffix><avxmodesuffix>): Likewise.
9799         (avx2_extracti128): Likewise.
9800         (avx2_inserti128): Likewise.
9801         (avx2_ashrvv8si): Likewise.
9802         (avx2_ashrvv4si): Likewise.
9803         (avx2_<lshift>vv8si): Likewise.
9804         (avx2_<lshift>v<mode>): Likewise.
9805         (avx2_<lshift>vv2di): Likewise.
9806         (avx2_gathersi<mode>): Likewise.
9807         (*avx2_gathersi<mode>): Likewise.
9808         (avx2_gatherdi<mode>): Likewise.
9809         (*avx2_gatherdi<mode>): Likewise.
9810         (avx2_gatherdi<mode>256): Likewise.
9811         (*avx2_gatherdi<mode>256): Likewise.
9812         (<plusminus_insn><mode>3): Use VI mode iterator.
9813         (*<plusminus_insn><mode>3): Use VI mode iterator.
9814         (<sse2_avx2>_<plusminus_insn><mode>3): Rename from
9815         sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
9816         (*<sse2_avx2>_<plusminus_insn><mode>3): Rename from
9817         *sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
9818         (mul<mode>3): Rename from mulv8hi3.  Use VI2_AVX2 mode iterator.
9819         (*mul<mode>3): Rename from *mulv8hi3.  Use VI2_AVX2 mode iterator.
9820         (<s>mul<mode>3_highpart): Rename from <s>mulv8hi3_highpart.
9821         Use VI2_AVX2 mode iterator.
9822         (*<s>mul<mode>3_highpart): Rename from *<s>mulv8hi3_highpart.
9823         Use VI2_AVX2 mode iterator.
9824         (mul<mode>3): Rename from mulv4si3.  Use VI4_AVX2 mode iterator.
9825         (*mul<mode>3): Rename from *mulv4si3.  Use VI4_AVX2 mode iterator.
9826         (*<sse4_1_avx2>_mulv2siv2di3): Rename from *sse4_1_mulv4si3.
9827         Use VI4_AVX2 mode iterator.
9828         (ashr<mode>3): Use VI24_AVX2 mode iterator.
9829         (lshr<mode>3): Use VI248_AVX2 mode iterator.
9830         (<sse2_avx2>_ashl<mode>3): Rename from sse2_ashlv1ti3.
9831         Use VIMAX_AVX2 mode iterator.
9832         (<sse2_avx2>_andnot<mode>3): Rename from sse2_andnot<mode>3.
9833         Use VI mode iterator.
9834         (*andnot<mode>3): Update for AVX2.
9835         (*<any_logic:code><mode>3): Likewise.
9836         (<sse2_avx2>_packsswb): Rename from sse2_packsswb.
9837         Use VI1_AVX mode iterator.
9838         (<sse2_avx2>_packssdw):  Rename from sse2_packssdw.
9839         Use VI2_AVX mode iterator.
9840         (<sse2_avx2>_packuswb): Rename from sse2_packsswb.
9841         Use VI1_AVX mode iterator.
9842         (<sse2_avx2>_psadbw): Rename from sse2_psadbw.
9843         Use VI8_AVX2 mode iterator.
9844         (<ssse3_avx2>_pshufb<mode>3): Rename from ssse3_pshufbv16qi3.
9845         Use VI1_AVX2 mode iterator.
9846         (<ssse3_avx2>_psign<mode>3): Rename from ssse3_psign<mode>3.
9847         Use VI124_AVX2 mode iterator.
9848         (<ssse3_avx2>_palignr<mode>): Rename from ssse3_palignrti.
9849         Use SSESCALARMODE mode iterator.
9850         (abs<mode>2): Use VI124_AVX2 mode iterator.
9851         (<sse4_1_avx2>_movntdqa): Rename from sse4_1_movntdqa.
9852         Use VI8_AVX2 mode iterator.
9853         (<sse4_1_avx2>_mpsadbw): Rename from sse4_1_mpsadbw.
9854         Use VI1_AVX2 mode iterator.
9855         (<sse4_1_avx2>_pblendvb): Rename from sse4_1_pblendvb.
9856         Use VI1_AVX2 mode iterator.
9857         (<sse4_1_avx2>_pblendw): Rename from sse4_1_pblendvb.
9858         Use VI2_AVX2 mode iterator.
9859         (<avx_avx2>_maskload<avx2modesuffix><avxmodesuffix>): Rename from
9860         avx_maskload<ssemodesuffix><avxsizesuffix>. Use V48_AVX2 mode iterator.
9861         (<avx_avx2>_maskstore<avx2modesuffix><avxmodesuffix>): Rename from
9862         avx_maskstore<ssemodesuffix><avxsizesuffix>.
9863         Use V48_AVX2 mode iterator.
9864         * doc/extend.texi: Document AVX2 built-in functions.
9865         * doc/invoke.texi: Document -mavx2.
9866
9867 2011-08-22  Matthias Klose <doko@debian.org>
9868
9869         Revert:
9870         2011-07-11  Arthur Loiret  <aloiret@debian.org>
9871                     Matthias Klose <doko@debian.org>
9872         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
9873         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
9874         convention.
9875         * config.gcc (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
9876
9877 2011-08-22  Mikael Pettersson  <mikpe@it.uu.se>
9878
9879         PR bootstrap/50146
9880         * ira-color.c (assign_hard_reg): Move saved_nregs declaration
9881         to #ifndef HONOR_REG_ALLOC_ORDER block.
9882
9883 2011-08-21  Richard Henderson  <rth@redhat.com>
9884
9885         * rtl.h (INSN_ANNULLED_BRANCH_P): Only allow JUMP_INSN.
9886         * dwarf2cfi.c (scan_trace): Test JUMP_P before INSN_ANNULLED_BRANCH_P.
9887         * resource.c (next_insn_no_annul): Likewise.
9888         (mark_set_resources): Likewise.
9889         * reorg.c (delete_from_delay_slot): Likewise.
9890         (dbr_schedule, redundant_insn, try_merge_delay_insns): Likewise.
9891         (get_branch_condition): Test pc_rtx and LABEL_REF before dereferencing.
9892
9893 2011-08-21  Uros Bizjak  <ubizjak@gmail.com>
9894
9895         * config/i386/i386.md (any_div): Remove.
9896         (sgnprefix): Update for removal.
9897         (u): Ditto.
9898
9899 2011-08-20  Vladimir Makarov  <vmakarov@redhat.com>
9900
9901         * ira-lives.c (mark_pseudo_regno_subword_live): Use allocno class
9902         for ira_reg_class_max_nregs.  Increase pressure by 1.
9903         (mark_pseudo_regno_subword_dead): Use allocno class
9904         for ira_reg_class_max_nregs.
9905
9906 2011-08-20  Richard Henderson  <rth@redhat.com>
9907
9908         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
9909         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
9910         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
9911         config/c6x/ltf.c: Adjust include path for soft-fp.
9912
9913 2011-08-20  H.J. Lu  <hongjiu.lu@intel.com>
9914
9915         PR other/46770
9916         * config.gcc (tm_file): Add initfini-array.h if
9917         .init_arrary/.fini_array are supported.
9918
9919         * crtstuff.c: Don't generate .ctors nor .dtors sections if
9920         USE_INITFINI_ARRAY is defined.
9921
9922         * output.h (default_elf_init_array_asm_out_constructor): New.
9923         (default_elf_fini_array_asm_out_destructor): Likewise.
9924         * varasm.c (elf_init_array_section): Likewise.
9925         (elf_fini_array_section): Likewise.
9926         (get_elf_initfini_array_priority_section): Likewise.
9927         (default_elf_init_array_asm_out_constructor): Likewise.
9928         (default_elf_fini_array_asm_out_destructor): Likewise.
9929
9930         * config/initfini-array.h: New.
9931
9932 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9933
9934         * config/mips/mips.c (mips_class_max_nregs): Check that the mode is
9935         OK for ST_REGS and FP_REGS before taking those classes into account.
9936
9937 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9938
9939         * config/mips/mips.c (mips_reorg_process_insns): Check for jumps
9940         before checking for annulled branches.
9941
9942 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9943
9944         * config/i386/i386.c (ix86_binary_operator_ok): Use
9945         satisfies_constraint_L.
9946
9947 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9948             Michael Matz  <matz@suse.de>
9949
9950         * config/i386/i386.c (ix86_expand_round_sse4): Expand as
9951         trunc (a + copysign (nextafter (0.5, 0.0), a)).
9952
9953 2011-08-20  Anatoly Sokolov  <aesok@post.ru>
9954
9955         * doc/tm.texi.in (PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
9956         * doc/tm.texi: Regenerate.
9957         * targhooks.c (default_preferred_output_reload_class): Don't use
9958         PREFERRED_OUTPUT_RELOAD_CLASS macro.
9959         * system.h (PREFERRED_OUTPUT_RELOAD_CLASS): Poison.
9960
9961 2011-08-20  Jakub Jelinek  <jakub@redhat.com>
9962
9963         PR tree-optimization/48739
9964         * tree-ssa.c: Include cfgloop.h.
9965         (execute_update_addresses_taken): When updating ssa, if in loop closed
9966         SSA form, call rewrite_into_loop_closed_ssa instead of update_ssa.
9967         * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
9968
9969 2011-08-19  Vladimir Makarov  <vmakarov@redhat.com>
9970
9971         PR rtl-optimization/49936
9972         * ira.c (ira_init_register_move_cost): Ignore too small subclasses
9973         for calculation of max register move costs.
9974
9975 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9976
9977         * c-parser.c (c_parser_postfix_expression): Convert operands of
9978         __builtin_complex to their semantic types.
9979
9980 2011-08-19  H.J. Lu  <hongjiu.lu@intel.com>
9981
9982         PR middle-end/49721
9983         * explow.c (convert_memory_address_addr_space): Also permute the
9984         conversion and addition of constant for zero-extend.
9985
9986 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9987
9988         * c-parser.c (c_parser_postfix_expression): Handle RID_BUILTIN_COMPLEX.
9989         * doc/extend.texi (__builtin_complex): Document.
9990
9991 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9992
9993         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Handle constants
9994         beyond conversions.
9995         (convert_mult_to_widen): Convert constant inputs to the right type.
9996         (convert_plusminus_to_widen): Don't automatically reject inputs that
9997         are not an SSA_NAME.
9998         Convert constant inputs to the right type.
9999
10000 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
10001
10002         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Convert add_rhs
10003         to the correct type.
10004
10005 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
10006
10007         * tree-ssa-math-opts.c (convert_mult_to_widen): Better handle
10008         unsigned inputs of different modes.
10009         (convert_plusminus_to_widen): Likewise.
10010
10011 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
10012
10013         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Add new argument
10014         'type'.
10015         Use 'type' from caller, not inferred from 'rhs'.
10016         Don't reject non-conversion statements. Do return lhs in this case.
10017         (is_widening_mult_p): Add new argument 'type'.
10018         Use 'type' from caller, not inferred from 'stmt'.
10019         Pass type to is_widening_mult_rhs_p.
10020         (convert_mult_to_widen): Pass type to is_widening_mult_p.
10021         (convert_plusminus_to_widen): Likewise.
10022
10023 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
10024
10025         * tree-ssa-math-opts.c (is_widening_mult_p): Remove FIXME.
10026         Ensure the the larger type is the first operand.
10027
10028 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
10029
10030         * tree-ssa-math-opts.c (convert_mult_to_widen): Convert
10031         unsupported unsigned multiplies to signed.
10032         (convert_plusminus_to_widen): Likewise.
10033
10034 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
10035
10036         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Permit a single
10037         conversion statement separating multiply-and-accumulate.
10038
10039 2011-08-19  Richard Guenther  <rguenther@suse.de>
10040
10041         PR tree-optimization/50067
10042         * tree-data-ref.c (dr_analyze_indices): Simplify, strip MEM_REF
10043         offset only if we accounted for it.
10044
10045 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
10046
10047         * config/arm/arm.md (maddhidi4): Remove '*' from name.
10048         * expr.c (expand_expr_real_2): Use find_widening_optab_handler.
10049         * optabs.c (find_widening_optab_handler_and_mode): New function.
10050         (expand_widen_pattern_expr): Use find_widening_optab_handler.
10051         (expand_binop_directly): Likewise.
10052         (expand_binop): Likewise.
10053         * optabs.h (find_widening_optab_handler): New macro define.
10054         (find_widening_optab_handler_and_mode): New prototype.
10055         * tree-cfg.c (verify_gimple_assign_binary): Adjust WIDEN_MULT_EXPR
10056         type precision rules.
10057         (verify_gimple_assign_ternary): Likewise for WIDEN_MULT_PLUS_EXPR.
10058         * tree-ssa-math-opts.c (build_and_insert_cast): New function.
10059         (is_widening_mult_rhs_p): Allow widening by more than one mode.
10060         Explicitly disallow mis-matched input types.
10061         (convert_mult_to_widen): Use find_widening_optab_handler, and cast
10062         input types to fit the new handler.
10063         (convert_plusminus_to_widen): Likewise.
10064
10065 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
10066
10067         * expr.c (expand_expr_real_2): Use widening_optab_handler.
10068         * genopinit.c (optabs): Use set_widening_optab_handler for $N.
10069         (gen_insn): $N now means $a must be wider than $b, not consecutive.
10070         * optabs.c (widened_mode): New function.
10071         (expand_widen_pattern_expr): Use widening_optab_handler.
10072         (expand_binop_directly): Likewise.
10073         (expand_binop): Likewise.
10074         * optabs.h (widening_optab_handlers): New struct.
10075         (optab_d): New member, 'widening'.
10076         (widening_optab_handler): New function.
10077         (set_widening_optab_handler): New function.
10078         * tree-ssa-math-opts.c (convert_mult_to_widen): Use
10079         widening_optab_handler.
10080         (convert_plusminus_to_widen): Likewise.
10081
10082 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
10083
10084         * c-decl.c (grokdeclarator): Diagnose _Noreturn for non-C1X if
10085         pedantic.
10086         * c-parser.c (c_parser_declspecs): Include _Noreturn in syntax comment.
10087         * ginclude/stdnoreturn.h (noreturn): Don't define for C++.
10088
10089 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
10090
10091         * opth-gen.awk: Do not declare target save/restore structures and
10092         functions if IN_RTS defined.
10093
10094 2011-08-19  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
10095
10096         PR target/49437
10097         * config/arm/arm.c (arm_output_epilogue): Properly handle epilogue
10098         when stack was realigned in interrupt handler prologue.
10099
10100 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
10101
10102         * c-decl.c (shadow_tag_warned): Check for _Noreturn.
10103         (quals_from_declspecs): Assert _Noreturn not present.
10104         (grokdeclarator): Handle _Noreturn.
10105         (build_null_declspecs): Initialize noreturn_p.
10106         (declspecs_add_scspec): Handle RID_NORETURN.
10107         * c-parser.c (c_token_starts_declspecs, c_parser_declspecs)
10108         (c_parser_attributes): Handle RID_NORETURN.
10109         * c-tree.h (struct c_declspecs): Add noreturn_p.
10110         * ginclude/stdnoreturn.h: New.
10111         * Makefile.in (USER_H): Add stdnoreturn.h.
10112
10113 2011-08-18  Kirill Yukhin  <kirill.yukhin@intel.com>
10114
10115         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX2_SET): New.
10116         (OPTION_MASK_ISA_AVX_UNSET): Update.
10117         (OPTION_MASK_ISA_AVX2_UNSET): New.
10118         (ix86_handle_option): Handle OPT_mavx2 case.
10119         * config/i386/cpuid.h (bit_AVX2): New.
10120         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
10121         AVX2 feature.
10122         * config/i386/i386-c.c (ix86_target_macros_internal):
10123         Conditionally define __AVX2__.
10124         * config/i386/i386.c (ix86_option_override_internal): Define PTA_AVX2.
10125         Define "core-avx2" processor alias.  Handle avx2 option.
10126         (ix86_valid_target_attribute_inner_p): Handle avx2 option.
10127         * config/i386/i386.h (TARGET_AVX2): New.
10128         * config/i386/i386.opt (mavx2): New.
10129         * doc/invoke.texi: Document -mavx2.
10130
10131 2011-08-18  Vladimir Makarov  <vmakarov@redhat.com>
10132
10133         PR rtl-optimization/49890
10134         * ira-costs.c (setup_regno_cost_classes_by_aclass): Don't exclude
10135         subclasses of class which is superset of a pressure class.
10136
10137 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
10138             Igor Zamyatin <igor.zamyatin@intel.com>
10139
10140         * config/i386/i386-c.c (ix86_target_macros_internal): Replace int
10141         with HOST_WIDE_INT for isa_flag.
10142         (ix86_pragma_target_parse): Replace int with HOST_WIDE_INT for
10143         isa variables.
10144
10145         * config/i386/i386.c (ix86_target_string): Replace int with
10146         HOST_WIDE_INT for isa.  Use HOST_WIDE_INT_PRINT to print isa.
10147         (ix86_target_opts): Replace int with HOST_WIDE_INT on mask.
10148         (pta_flags): Removed.
10149         (PTA_XXX): Redefined as (HOST_WIDE_INT_1 << X).
10150         (pta): Use HOST_WIDE_INT on flags.
10151         (builtin_isa): Use HOST_WIDE_INT on isa.
10152         (ix86_add_new_builtins): Likewise.
10153         (def_builtin): Use HOST_WIDE_INT on mask.
10154         (def_builtin_const): Likewise.
10155         (builtin_description): Likewise.
10156
10157         * config/i386/i386.opt (ix86_isa_flags): Replace int with
10158         HOST_WIDE_INT.
10159         (ix86_isa_flags_explicit): Likewise.
10160         (x_ix86_isa_flags_explicit): Likewise.
10161
10162 2011-08-17  Vladimir Makarov  <vmakarov@redhat.com>
10163
10164         PR rtl-optimization/50107
10165         * ira-int.h (ira_hard_reg_not_in_set_p): Remove.
10166         (ira_hard_reg_in_set_p): New.
10167
10168         * ira-color.c (calculate_saved_nregs): New.
10169         (assign_hard_reg): Use it.  Set up allocated_hard_reg_p for all
10170         hard regs.
10171         (allocno_reload_assign, fast_allocation): Use
10172         ira_hard_reg_set_intersection_p instead of
10173         ira_hard_reg_not_in_set_p.
10174
10175         * ira.c (setup_reg_renumber): Use
10176         ira_hard_reg_set_intersection_p instead of
10177         ira_hard_reg_not_in_set_p.
10178         (setup_allocno_assignment_flags, calculate_allocation_cost): Use
10179         ira_hard_reg_in_set_p instead of ira_hard_reg_not_in_set_p.
10180
10181         * ira-costs.c (ira_tune_allocno_costs): Use
10182         ira_hard_reg_set_intersection_p instead of
10183         ira_hard_reg_not_in_set_p.
10184
10185 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
10186             Igor Zamyatin <igor.zamyatin@intel.com>
10187
10188         * hwint.h (HOST_WIDE_INT_1): New.
10189
10190         * opt-functions.awk (switch_bit_fields): Initialize the
10191         host_wide_int field.
10192         (host_wide_int_var_name): New.
10193         (var_type_struct): Check and return HOST_WIDE_INT.
10194
10195         * opt-read.awk: Handle HOST_WIDE_INT for "Variable".
10196
10197         * optc-save-gen.awk: Support HOST_WIDE_INT on var_target_other.
10198
10199         * opth-gen.awk: Use HOST_WIDE_INT_1 on HOST_WIDE_INT.  Properly
10200         check masks for HOST_WIDE_INT.
10201
10202         * opts-common.c (set_option): Support HOST_WIDE_INT flag_var.
10203         (option_enabled): Likewise.
10204         (get_option_state): Likewise.
10205
10206         * opts.h (cl_option): Add cl_host_wide_int.  Change var_value
10207         to HOST_WIDE_INT.
10208
10209 2011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10210             Marc Glisse  <marc.glisse@normalesup.org>
10211
10212         PR libstdc++-v3/1773
10213         * target.def (decl_mangling_context): New C++ hook.
10214         * doc/tm.texi: Regenerate.
10215         * config/sol2-cxx.c, config/sol2-stubs.c: New files.
10216         * config/sol2-protos.h: Group by source file.
10217         (solaris_cxx_decl_mangling_context): Declare.
10218         * config/sol2.h (TARGET_CXX_DECL_MANGLING_CONTEXT): Define.
10219         * config/t-sol2 (sol2-cxx.o, sol2-stubs.o): New targets.
10220         Use $<.
10221         * config.gcc (*-*-solaris2*): Add sol2-cxx.o to cxx_target_objs.
10222         Add sol2-stubs.o to extra_objs.
10223
10224 2011-08-18  Jakub Jelinek  <jakub@redhat.com>
10225
10226         PR target/50009
10227         * stor-layout.c (update_alignment_for_field): Don't ICE on
10228         packed flexible array members if ms_bitfield_layout_p.
10229
10230         PR target/50092
10231         * config/i386/i386.c (assign_386_stack_local): Call validize_mem
10232         on the result before returning it.
10233
10234         PR debug/50017
10235         * tree-vect-stmts.c (vect_finish_stmt_generation): If gsi_stmt (*gsi)
10236         is a debug stmt, use location of the first non-debug stmt after it.
10237
10238 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
10239
10240         * config/arm/arm.c (arm_rtx_costs_1): Don't modify the costs of SET.
10241         (arm_size_rtx_costs): Likewise.
10242
10243 2011-08-18  Richard Guenther  <rguenther@suse.de>
10244
10245         * tree.h (tree_int_cst_msb): Remove.
10246         * tree.c (tree_int_cst_msb): Likewise.
10247         (tree_int_cst_sign_bit): Move from ...
10248         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): ... here.
10249
10250 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
10251
10252         * doc/tm.texi.in (TARGET_RTX_COSTS): Add an opno paramter.
10253         * doc/tm.texi: Regenerate.
10254         * target.def (rtx_costs): Add an opno parameter.
10255         * hooks.h (hook_bool_rtx_int_int_intp_bool_false): Replace with...
10256         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
10257         * hooks.c (hook_bool_rtx_int_int_intp_bool_false): Replace with...
10258         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
10259         * cse.c (COST_IN): Add an opno parameter.
10260         (notreg_cost): Likewise.  Update call to rtx_cost.
10261         (COST, fold_rtx): Update accordingly.
10262         * dojump.c (prefer_and_bit_test): Update call to rtx_cost.
10263         * expmed.c (emit_store_flag): Likewise.
10264         * optabs.c (avoid_expensive_constant): Add an opno parameter.
10265         Update call to rtx_cost.
10266         (expand_binop_directly, expand_binop): Likewise.
10267         (expand_twoval_binop, prepare_cmp_insn): Likewise.
10268         * rtl.h (rtx_cost, get_full_rtx_cost): Add opno parameters.
10269         (set_src_cost, get_full_set_src_cost): Update accordingly.
10270         * rtlanal.c (rtx_cost): Add an opno parameter.  Update call
10271         to target hook.
10272         (get_full_rtx_cost): Add an opno paramter.  Update calls to rtx_cost.
10273         (default_adress_cost): Update calls to rtx_cost.
10274
10275         * config/arm/arm.c (arm_rtx_costs_1, arm_size_rtx_costs)
10276         (arm_slowmul_rtx_costs): Adjust calls to rtx_cost.
10277         (arm_rtx_costs): Add an opno parameter.
10278         * config/alpha/alpha.c (alpha_rtx_costs): Add an opno parameter and
10279         adjust any recursive rtx-cost calls.
10280         * config/avr/avr.c (avr_operand_rtx_cost, avr_rtx_costs): Likewise.
10281         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
10282         * config/c6x/c6x.c (c6x_rtx_costs): Likewise.
10283         * config/cris/cris.c (cris_rtx_costs): Likewise.
10284         * config/frv/frv.c (frv_rtx_costs): Likewise.
10285         * config/h8300/h8300.c (h8300_rtx_costs): Likewise.
10286         * config/i386/i386.c (ix86_rtx_costs): Likewise.
10287         * config/ia64/ia64.c (ia64_rtx_costs): Likewise.
10288         * config/iq2000/iq2000.c (iq2000_rtx_costs): Likewise.
10289         * config/lm32/lm32.c (lm32_rtx_costs): Likewise.
10290         * config/m32c/m32c.c (m32c_rtx_costs): Likewise.
10291         * config/m32r/m32r.c (m32r_rtx_costs): Likewise.
10292         * config/m68k/m68k.c (m68k_rtx_costs): Likewise.
10293         * config/mcore/mcore.c (mcore_rtx_costs): Likewise.
10294         * config/mep/mep.c (mep_rtx_cost): Likewise.
10295         * config/microblaze/microblaze.c (microblaze_rtx_costs): Likewise.
10296         * config/mips/mips.c (mips_binary_cost): Update call to rtx_cost.
10297         (mips_zero_extend_cost): Add an opno parameter.
10298         * config/mmix/mmix.c (mmix_rtx_costs): Likewise.
10299         * config/mn10300/mn10300.c (mn10300_address_cost): Update call
10300         to rtx_cost.
10301         (mn10300_rtx_costs): Add an opno parameter and adjust any recursive
10302         rtx-cost calls.
10303         * config/pa/pa.c (hppa_rtx_costs): Likewise.
10304         * config/pdp11/pdp11.c (pdp11_rtx_costs): Likewise.
10305         * config/picochip/picochip.c (picochip_rtx_costs): Likewise.
10306         * config/rs6000/rs6000.c (rs6000_rtx_costs): Likewise.
10307         (rs6000_debug_rtx_costs): Likewise.
10308         * config/s390/s390.c (s390_rtx_costs): Likewise.
10309         * config/score/score-protos.h (score_rtx_costs): Likewise.
10310         * config/score/score.c (score_rtx_costs): Likewise.
10311         * config/sh/sh.c (andcosts): Update call to rtx_cost.
10312         (sh_rtx_costs): Add an opno parameter.
10313         * config/sparc/sparc.c (sparc_rtx_costs): Likewise.
10314         * config/spu/spu.c (spu_rtx_costs): Likewise.
10315         * config/stormy16/stormy16.c (xstormy16_rtx_costs): Likewise.
10316         * config/v850/v850.c (v850_rtx_costs): Likewise.
10317         * config/vax/vax.c (vax_rtx_costs): Likewise.
10318         * config/xtensa/xtensa.c (xtensa_rtx_costs): Likewise.
10319
10320 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
10321
10322         * rtl.h (set_src_cost, get_full_set_src_cost): New functions.
10323         * auto-inc-dec.c (attempt_change): Use set_src_cost instead of
10324         rtx_cost.
10325         * calls.c (precompute_register_parameters): Likewise.
10326         * combine.c (expand_compound_operation, make_extraction): Likewise.
10327         (force_to_mode, distribute_and_simplify_rtx): Likewise.
10328         * dse.c (find_shift_sequence): Likewise.
10329         * expmed.c (init_expmed, expand_mult, expand_smod_pow2): Likewise.
10330         * expr.c (compress_float_constant): Likewise.
10331         * fwprop.c (should_replace_address, try_fwprop_subst): Likewise.
10332         * gcse.c (want_to_gcse_p): Likewise.
10333         * ifcvt.c (noce_try_sign_mask): Likewise.
10334         * loop-doloop.c (doloop_optimize): Likewise.
10335         * loop-invariant.c (create_new_invariant): Likewise.
10336         * optabs.c (avoid_expensive_constant): Likewise.
10337         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands)
10338         (try_replace_in_use, reload_cse_move2add): Likewise.
10339         * reload1.c (calculate_elim_costs_all_insns): Likewise.
10340         (note_reg_elim_costly): Likewise.
10341         * rtlanal.c (insn_rtx_cost): Likewise.
10342         * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10343         * stmt.c (lshift_cheap_p): Likewise.
10344         * tree-ssa-loop-ivopts.c (seq_cost, computation_cost): Likewise.
10345         * config/avr/avr.c (final_prescan_insn): Likewise.
10346         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
10347         * config/mips/mips.c (mips_binary_cost, mips_rtx_costs): Likewise.
10348
10349 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
10350
10351         * rtl.h (set_rtx_cost, get_full_set_rtx_cost): New functions.
10352         * auto-inc-dec.c (attempt_change): Use set_rtx_cost.
10353         * cfgloopanal.c (seq_cost): Likewise.
10354         * loop-invariant.c (create_new_invariant): Likewise.
10355         * postreload.c (move2add_use_add2_insn, move2add_use_add3_insn)
10356         (reload_cse_move2add): Use get_full_set_rtx_cost.
10357
10358 2011-08-18  Richard Guenther  <rguenther@suse.de>
10359
10360         * expr.c (get_inner_reference): Fix typo in last change.
10361
10362 2011-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
10363             Joseph Myers  <joseph@codesourcery.com>
10364
10365         PR tree-optimization/49963
10366         * hwint.c (absu_hwi): Define.
10367         * hwint.h (absu_hwi): Declare.
10368         * fold-const.c (fold_plusminus_mult_expr): Use absu_hwi instead
10369         of abs_hwi.
10370         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
10371         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
10372
10373 2011-08-18  Richard Guenther  <rguenther@suse.de>
10374
10375         * expr.c (get_inner_reference): Sign-extend the constant
10376         twos-complement offset before doing arbitrary precision
10377         arithmetic on it.
10378         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
10379         (get_constraint_for_1): Pass the offset of a MEM_REF unchanged
10380         to get_constraint_for_ptr_offset.
10381
10382 2011-08-17  Kaz Kojima  <kkojima@gcc.gnu.org>
10383
10384         PR target/50068
10385         * config/sh/sh.c (sh_output_mi_thunk): Don't call dbr_schedule.
10386
10387 2011-08-17  Richard Guenther  <rguenther@suse.de>
10388
10389         * tree.h (convert_to_ptrofftype_loc): New function.
10390         (convert_to_ptrofftype): Define.
10391         * builtins.c (expand_builtin_bzero): Use size_type_node.
10392         (fold_builtin_bzero): Likewise.
10393         (std_gimplify_va_arg_expr): Build the BIT_AND_EXPR on the pointer.
10394         * c-typeck.c (build_unary_op): Use convert_to_ptrofftype_loc.
10395         * cgraphunit.c (thunk_adjust): Use fold_build_pointer_plus_loc.
10396         (cgraph_redirect_edge_call_stmt_to_callee): Use size_int.
10397         * expr.c (expand_expr_addr_expr_1): Use fold_build_pointer_plus.
10398         * fold-const.c (build_range_check): Negate using the original type.
10399         (fold_unary_loc): Use fold_build_pointer_plus_loc.
10400         * gimple-fold.c (gimple_adjust_this_by_delta): Use
10401         convert_to_ptrofftype.
10402         * gimplify.c (gimplify_self_mod_expr): Likewise.
10403         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Likewise.
10404         (graphite_create_new_loop_guard): Likewise.
10405         * graphite-sese-to-poly.c (my_long_long): Remove.
10406         (scop_ivs_can_be_represented): Adjust.
10407         * tree-cfg.c (verify_gimple_assign_unary): Use ptrofftype_p.
10408         * tree-chrec.c (chrec_fold_plus_1): Use fold_build_pointer_plus.
10409         * tree-loop-distribution.c (build_size_arg_loc): Use
10410         size_type_node.
10411         (generate_memset_zero): Simplify.
10412         * tree-mudflap.c: Use fold_convert, not convert.
10413         * tree-predcom.c (suitable_reference_p): Expand DR_OFFSET in
10414         its own type.
10415         (determine_offset): Likewise for DR_STEP.
10416         (valid_initializer_p): Likewise.
10417         * tree-profile.c (prepare_instrumented_value): Convert the pointer
10418         to an integer type of same size.
10419         * tree-scalar-evolution.c (interpret_rhs_expr): Do not refer
10420         to sizetype without need.
10421         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
10422         * tree-ssa-loop-ivopts.c (find_bivs): Use convert_to_ptrofftype.
10423         * tree-ssa-loop-manip.c (create_iv): Likewise.
10424         (determine_exit_conditions): Adjust comment.
10425         * tree-ssa-pre.c (create_expression_by_pieces): Use
10426         convert_to_ptrofftype.
10427         * tree-ssa-structalias.c (get_constraint_for_1): Likewise.
10428         * varasm.c (array_size_for_constructor): Compute using double_ints.
10429
10430 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10431
10432         * config/spu/spu.c (spu_emit_branch_or_set): Avoid reverse tests
10433         when generating an integer result where possible.  Short-cut
10434         comparison against 0 also for QImode.
10435
10436 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10437
10438         * config/spu/spu.h (LEGITIMIZE_RELOAD_ADDRESS): New macro.
10439         * config/spu/spu-protos.h (spu_legitimize_reload_address): Add
10440         prototype.
10441         * config/spu/spu.c (spu_legitimize_reload_address): New function.
10442         (spu_legitimate_address_p): Do not check displacement if the base
10443         is an eliminable stack register.
10444
10445 2011-08-16  Anatoly Sokolov  <aesok@post.ru>
10446
10447         * config/m32c/m32c.h (PREFERRED_RELOAD_CLASS,
10448         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
10449         * config/m32c/m32c-protos.h (m32c_preferred_reload_class,
10450         m32c_preferred_output_reload_class): Remove.
10451         * config/m32c/m32c.c (m32c_preferred_reload_class): Make static.
10452         Change rclass argument and return types to reg_class_t. Use
10453         reg_class_subset_p instead of class_sizes.
10454         (m32c_preferred_output_reload_class): Make static. Change rclass
10455         argument and return types to reg_class_t.
10456         (TARGET_PREFERRED_RELOAD_CLASS,
10457         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
10458
10459 2011-08-16  Kai Tietz  <ktietz@redhat.com>
10460
10461         * config/i386/mingw32.h (GOMP_SELF_SPEC): Add -pthread option.
10462
10463 2011-08-16  Richard GUenther  <rguenther@suse.de>
10464
10465         PR tree-optimization/50082
10466         * tree-ssa-forwprop.c (combine_cond_expr_cond): Handle overflow
10467         warnings here, instead of ...
10468         (ssa_forward_propagate_and_combine): ... here.
10469         (forward_propagate_into_comparison_1): Adjust.
10470         (forward_propagate_into_comparison): Likewise.
10471         (forward_propagate_into_gimple_cond): Likewise.
10472         (forward_propagate_into_cond): Likewise.
10473
10474 2011-08-16  Andreas Schwab  <schwab@redhat.com>
10475
10476         * ggc.h (ggc_alloc_rtvec_sized): Use ggc_alloc_zone_rtvec_def
10477         instead of ggc_alloc_zone_vec_rtvec_def.
10478
10479 2011-08-16  Richard Guenther  <rguenther@suse.de>
10480
10481         * tree.h (ptrofftype_p): New helper function.
10482         * tree-cfg.c (verify_expr): Use ptrofftype_p for POINTER_PLUS_EXPR
10483         offset verification.
10484         (verify_gimple_assign_binary): Likewise.
10485         * tree.c (build2_stat): Likewise.
10486         * tree-chrec.c (chrec_fold_plus_poly_poly): Likewise.
10487         (reset_evolution_in_loop): Likewise.
10488         * tree-chrec.h (build_polynomial_chrec): Likewise.
10489
10490 2011-08-16  Liang Wang  <lwang1@marvell.com>
10491
10492         * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
10493         ggc_alloc_zone_vec_rtvec_def.
10494
10495 2011-08-16  Richard Guenther  <rguenther@suse.de>
10496
10497         * tree-vrp.c (extract_range_from_multiplicative_op_1): New
10498         helper factored out from ...
10499         (extract_range_from_binary_expr_1): ... here.  Re-structure
10500         to not glob handling too different tree codes.
10501
10502 2011-08-15  Richard Henderson  <rth@redhat.com>
10503
10504         PR middle-end/50006
10505         * explow.c (allocate_dynamic_stack_space): Move suppress_reg_args_size
10506         setting out to include allocate_stack named pattern as well.
10507         * builtins.c (expand_builtin_apply): Add ARG_SIZE 0 note.
10508         * stmt.c (expand_stack_restore): Likewise.
10509
10510 2011-08-15  Richard Guenther  <rguenther@suse.de>
10511
10512         PR middle-end/50082
10513         * fold-const.c (maybe_canonicalize_comparison_1): Properly
10514         convert the modified operand to the other operand type.
10515         (fold_comparison): Call maybe_canonicalize_comparison_1 with
10516         useless conversions stripped from comparison operands.
10517
10518 2011-08-15  Richard Guenther  <rguenther@suse.de>
10519
10520         * tree-vrp.c (value_range_nonnegative_p): Fix anti-range case.
10521         (extract_range_from_unary_expr_1): Restructure.
10522
10523 2011-08-15  Richard Guenther  <rguenther@suse.de>
10524
10525         PR tree-optimization/50058
10526         * tree-ssa-sccvn.c (vn_reference_lookup_3): Relax aggregate
10527         copy matching.
10528
10529 2011-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10530
10531         PR target/50022
10532         * config/arm/arm.c (output_move_double): Add 2 parameters
10533         to count the number of insns emitted and whether to emit or not.
10534         Use the flag to decide when to emit and count number of instructions
10535         that will be emitted.
10536         Handle case where output_move_double might be called for calculating
10537         lengths with an invalid constant.
10538         (arm_count_output_move_double_insns): Define.
10539         * config/arm/arm-protos.h (arm_count_output_move_double_insns): Declare.
10540         (output_move_double): Adjust prototype.
10541         * config/arm/vfp.md ("*movdi_vfp"): Adjust call to
10542         output_move_double.
10543         ("*movdi_vfp_cortexa8"): Likewise and add attribute
10544         for ce_count.
10545         * config/arm/arm.md ("*arm_movdi"): Adjust call to output_move_double.
10546         ("*movdf_soft_insn"): Likewise.
10547         * config/arm/cirrus.md ("*cirrus_arm_movdi"): Likewise.
10548         ("*cirrus_thumb2_movdi"): Likewise.
10549         ("*thumb2_cirrus_movdf_hard_insn"): Likewise.
10550         ("*cirrus_movdf_hard_insn"): Likewise.
10551         * config/arm/neon.md (*neon_mov<mode> VD): Likewise.
10552         * config/arm/iwmmxt.md ("*iwmmxt_arm_movdi"): Likewise.
10553         ("mov<mode>_internal VMMX"): Likewise.
10554         * config/arm/fpa.md (*movdf_fpa, *thumb2_movdf_fpa): Likewise.
10555
10556 2011-08-14  Uros Bizjak  <ubizjak@gmail.com>
10557
10558         * config/i386/i386.c (ix86_expand_round_sse4): New function.
10559         * config/i386/i386-protos.h (ix86_expand_round_sse4): New prototype.
10560         * config/i386/i386.md (round<mode>2): Use ix86_expand_round_sse4
10561         for TARGET_ROUND.
10562
10563         (rint<mode>2): Simplify TARGET_ROUND check.
10564         (floor<mode>2): Ditto.
10565         (ceil<mode>2): Ditto.
10566         (btrunc<mode>2): Ditto.
10567
10568 2011-08-14  Anatoly Sokolov  <aesok@post.ru>
10569
10570         * config/mmix/mmix.c (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Redefine
10571         as mmix_preferred_output_reload_class.
10572
10573 2011-08-14  Georg-Johann Lay  <avr@gjlay.de>
10574
10575         * PR target/49903
10576         * config/avr/avr.md (UNSPEC_IDENTITY): New c_enum.
10577         (branch_unspec): New insn.
10578         (branch): Beauty farm.
10579         * config/avr/avr.c (compare_condition): Use JUMP_P.  Test SET_SRC
10580         to be IF_THEN_ELSE.
10581         (avr_compare_pattern, avr_reorg_remove_redundant_compare):
10582         New static functions.
10583         (avr_reorg): Use them.  Use next_real_insn instead of NEXT_INSN.
10584         Use CONST_INT_P.  Beauty.
10585
10586 2011-08-12  Richard Henderson  <rth@redhat.com>
10587
10588         PR rtl-opt/49994
10589         * sched-init.h (struct deps_desc): Add sched_before_next_jump.
10590         * sched-deps.c (init_deps): Clear it.
10591         (deps_analyze_insn): Consume it.
10592         (sched_analyze_insn): Fill it.
10593
10594 2011-08-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10595
10596         PR target/48328
10597         * config/arm/arm.h (CASE_VECTOR_SHORTEN_MODE): Fix distance
10598         for tbh instructions.
10599
10600 2011-08-12  Diego Novillo  <dnovillo@google.com>
10601
10602         * data-streamer.h (streamer_write_zero): Rename from output_zero.
10603         (streamer_write_uhwi): Rename from lto_output_uleb128.
10604         (streamer_write_hwi): Rename from output_sleb128.
10605         (streamer_write_string): Rename from lto_output_string.
10606         (streamer_string_index): Rename from lto_string_index.
10607         (streamer_write_string_with_length): Rename from
10608         lto_output_string_with_length.
10609         (streamer_write_uhwi_stream): Rename from lto_output_uleb128_stream.
10610         (streamer_write_hwi_stream): Rename from lto_output_sleb128_stream.
10611         (streamer_read_string): Rename from lto_input_string.
10612         (streamer_read_indexed_string): Rename from input_string_internal.
10613         (streamer_read_uhwi): Rename from lto_input_uleb128.
10614         (streamer_read_hwi): Rename from lto_input_sleb128.
10615         (streamer_write_hwi_in_range): Rename from lto_output_int_in_range.
10616         (streamer_read_hwi_in_range): Rename from lto_input_int_in_range.
10617         (streamer_write_enum): Rename from lto_output_enum.
10618         (streamer_read_enum): Rename from lto_input_enum.
10619         (streamer_write_record_start): Rename from output_record_start.
10620         (streamer_read_record_start): Rename from input_record_start.
10621         (streamer_write_bitpack): Rename from lto_output_bitpack.
10622         (streamer_read_bitpack): Rename from lto_input_bitpack.
10623         (streamer_write_char_stream): Rename from lto_output_1_stream.
10624         (streamer_read_uchar): Rename from lto_input_1_unsigned.
10625         * tree-streamer.h (streamer_cache_d): Rename from lto_streamer_cache_d.
10626         (streamer_handle_as_builtin_p): Rename from lto_stream_as_builtin_p.
10627         (streamer_read_string_cst): Rename from input_string_cst.
10628         (streamer_read_chain): Rename from lto_input_chain.
10629         (streamer_alloc_tree): Rename from lto_materialize_tree.
10630         (streamer_read_tree_body): Rename from lto_input_tree_pointers.
10631         (streamer_get_pickled_tree): Rename from lto_get_pickled_tree.
10632         (streamer_get_builtin_tree): Rename from lto_get_builtin_tree.
10633         (streamer_read_integer_cst): Rename from lto_input_integer_cst.
10634         (streamer_read_tree_bitfields): Rename from tree_read_bitfields.
10635         (streamer_write_chain): Rename from lto_output_chain.
10636         (streamer_write_tree_header): Rename from lto_output_tree_header.
10637         (streamer_pack_tree_bitfields): Rename from pack_value_fields.
10638         (streamer_write_tree_body): Rename from lto_output_tree_pointers.
10639         (streamer_write_integer_cst): Rename from lto_output_integer_cst.
10640         (streamer_write_builtin): Rename from lto_output_builtin_tree.
10641         (streamer_check_handled_ts_structures): Rename from
10642         check_handled_ts_structures.
10643         (streamer_tree_cache_insert): Rename from lto_streamer_cache_insert.
10644         (streamer_tree_cache_insert_at): Rename from
10645         lto_streamer_cache_insert_at.
10646         (streamer_tree_cache_append): Rename from lto_streamer_cache_append.
10647         (streamer_tree_cache_lookup): Rename from lto_streamer_cache_lookup.
10648         (streamer_tree_cache_get): Rename from lto_streamer_cache_get.
10649         (streamer_tree_cache_create): Rename from lto_streamer_cache_create.
10650         (streamer_tree_cache_delete): Rename from lto_streamer_cache_delete.
10651         * tree-streamer-out.c (write_string_cst): Rename from output_string_cst.
10652         (write_identifier): Rename from output_identifier.
10653         (write_ts_common_tree_pointers): Rename from
10654         lto_output_ts_common_tree_pointers.
10655         (write_ts_vector_tree_pointers): Rename from
10656         lto_output_ts_vector_tree_pointers.
10657         (write_ts_complex_tree_pointers): Rename from
10658         lto_output_ts_complex_tree_pointers.
10659         (write_ts_decl_minimal_tree_pointers): Rename from
10660         lto_output_ts_decl_minimal_tree_pointers.
10661         (write_ts_decl_common_tree_pointers): Rename from
10662         lto_output_ts_decl_common_tree_pointers.
10663         (write_ts_decl_non_common_tree_pointers): Rename from
10664         lto_output_ts_decl_non_common_tree_pointers.
10665         (write_ts_decl_with_vis_tree_pointers): Rename from
10666         lto_output_ts_decl_with_vis_tree_pointers.
10667         (write_ts_field_decl_tree_pointers): Rename from
10668         lto_output_ts_field_decl_tree_pointers.
10669         (write_ts_function_decl_tree_pointers): Rename from
10670         lto_output_ts_function_decl_tree_pointers.
10671         (write_ts_type_common_tree_pointers): Rename from
10672         lto_output_ts_type_common_tree_pointers.
10673         (write_ts_type_non_common_tree_pointers): Rename from
10674         lto_output_ts_type_non_common_tree_pointers.
10675         (write_ts_list_tree_pointers): Rename from
10676         lto_output_ts_list_tree_pointers.
10677         (write_ts_vec_tree_pointers): Rename from
10678         lto_output_ts_vec_tree_pointers.
10679         (write_ts_exp_tree_pointers): Rename from
10680         lto_output_ts_exp_tree_pointers.
10681         (write_ts_block_tree_pointers): Rename from
10682         lto_output_ts_block_tree_pointers.
10683         (write_ts_binfo_tree_pointers): Rename from
10684         lto_output_ts_binfo_tree_pointers.
10685         (write_ts_constructor_tree_pointers): Rename from
10686         lto_output_ts_constructor_tree_pointers.
10687         (write_ts_target_option): Rename from lto_output_ts_target_option.
10688         (write_ts_translation_unit_decl_tree_pointers): Rename from
10689         lto_output_ts_translation_unit_decl_tree_pointers.
10690         * tree-streamer.c (streamer_tree_cache_add_to_node_array):
10691         Rename from lto_streamer_cache_add_to_node_array.
10692         (streamer_tree_cache_insert_1): Rename from lto_streamer_cache_insert_1.
10693         (record_common_node): Rename from lto_record_common_node.
10694
10695         * streamer-hooks.h (bitpack_d, lto_streamer_cache_d): Remove forward
10696         declarations.
10697         * data-streamer-in.c (lto_input_widest_uint_uleb128): Remove unused
10698         function.
10699         * data-streamer-out.c (lto_output_widest_uint_uleb128_stream): Remove
10700         unused function.
10701         * Makefile.in (lto-section-out.o): Add dependency on DATA_STREAMER_H.
10702         (ipa-reference.o): Likewise.
10703         * lto-section-out.c: Include data-streamer.h.
10704         * ipa-reference.c: Include data-streamer.h.
10705
10706 2011-08-12  Nick Clifton  <nickc@redhat.com>
10707
10708         * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern.
10709         * doc/md.texi (cmpstrn): Note that the comparison stops if both
10710         fetched bytes are zero.
10711         (cmpstr): Likewise.
10712         (cmpmem): Note that the comparison does not stop if both of the
10713         fetched bytes are zero.
10714
10715 2011-08-12  Uros Bizjak  <ubizjak@gmail.com>
10716
10717         * builtins.def (BUILT_IN_ICEIL{,F,L}, BUILT_IN_IFLOOR{,F,L}
10718         BUILT_IN_IRINT{,F,L}, BUILT_IN_IROUND{,F,L}: New builtin definitions.
10719         * convert.c (convert_to_integer): Convert to BUILT_IN_ICEIL,
10720         BUILT_IN_IFLOOR, BUILT_IN_IRINT or BUILT_INT_IROUND when converting
10721         to integer_type_node.
10722         * fold-const.c (tree_call_nonnegative_warnv_p): Handle BUILT_IN_ICEIL,
10723         BUILT_IN_IFLOOR, BUILT_IN_IRINT and BUILT_INT_IROUND.
10724         * builtins.c (expand_builtin_in): Ditto.
10725         (mathfn_built_in_1): Ditto.
10726         (expand_builtin_int_roundingfn): Handle BUILT_IN_ICEIL and
10727         BUILT_IN_IFLOOR.
10728         (expand_builtin_int_roundingfn_2): Handle BUILT_IN_IRINT and
10729         BUILT_IN_IROUND.
10730         (fold_fixed_mathfn): Canonicalize BUILT_IN_ICEIL, BUILTIN_IN_IFLOOR
10731         BUILT_IN_IRINT and BUILT_IN_IROUND to BUILT_IN_LCEIL,
10732         BUILTIN_IN_LFLOOR, BUILT_IN_LRINT and BUILT_IN_LROUND on ILP32 targets.
10733
10734 2011-08-12  Richard Guenther  <rguenther@suse.de>
10735
10736         * tree-vrp.c (extract_range_from_unary_expr_1): Implement -X as 0 - X.
10737
10738 2011-08-12  Romain Geissler  <romain.geissler@gmail.com>
10739
10740         * Makefile.in (PLUGIN_HEADERS): Add C_TREE_H.
10741
10742 2011-08-12  Richard Sandiford  <rdsandiford@googlemail.com>
10743
10744         * config/arm/arm.c (get_label_padding): New function.
10745         (create_fix_barrier, arm_reorg): Use it.
10746
10747 2011-08-11  Uros Bizjak  <ubizjak@gmail.com>
10748
10749         PR target/49781
10750         * config/i386/i386.md (*lea_5_zext): New.
10751         (*lea_6_zext): Ditto.
10752         * config/i386/predicates.md (const_32bit_mask): New predicate.
10753         (lea_address_operand): Reject AND.
10754         * config/i386/i386.c (ix86_decompose_address): Allow Dimode AND with
10755         const_32bit_mask immediate.
10756         (ix86_print_operand_address): Handle AND.
10757         (memory_address_length): Ditto.
10758
10759 2011-08-11  Romain Geissler  <romain.geissler@gmail.com>
10760             Brian Hackett  <bhackett1024@gmail.com>
10761
10762         * plugin.def: Add event for finish_decl.
10763         * plugin.c (register_callback, invoke_plugin_callbacks): Same.
10764         * c-decl.c (finish_decl): Invoke callbacks on above event.
10765         * doc/plugins.texi: Document above event.
10766
10767 2011-08-11  Richard Guenther  <rguenther@suse.de>
10768
10769         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid redundant
10770         lookups, make looking through aggregate copies stronger.
10771
10772 2011-08-11  Richard Henderson  <rth@redhat.com>
10773
10774         PR bootstrap/50018
10775         * expr.c (fixup_args_size_notes): Accept and ignore normal calls.
10776
10777 2011-08-11  Richard Guenther  <rguenther@suse.de>
10778
10779         * lto-cgraph.c (input_node): Use DECL_BUILT_IN.
10780         * tree-vrp.c (stmt_interesting_for_vrp): Likewise.
10781         (vrp_visit_stmt): Likewise.
10782
10783 2011-08-11  Richard Guenther  <rguenther@suse.de>
10784
10785         PR middle-end/50040
10786         * gimplify.c (gimplify_modify_expr_complex_part): Mark the
10787         load of the other piece with TREE_NO_WARNING.
10788         * tree-flow.h (warn_uninit): Adjust prototype.
10789         * tree-ssa.c (warn_uninit): Take uninitialized SSA name,
10790         the base variable and the expression that is used separately.
10791         Properly query all TREE_NO_WARNING flags.
10792         (struct walk_data): Remove.
10793         (warn_uninitialized_var): Likewise.
10794         (warn_uninitialized_vars): Do not walk gimple pieces but simply
10795         look at all SSA uses of the statement.  Handle unused memory
10796         separately.
10797         * tree-ssa-uninit.c (warn_uninitialized_phi): Adjust.
10798
10799 2011-08-11   Kazuhiro Inaoka  <kazuhiro.inaoka.ud@renesas.com>
10800
10801         * config/rx/rx.md (movsicc): Allow register to register transfers.
10802         (*movsicc): Likewise.
10803         (*stcc): Restrict this pattern to EQ and NE compares.
10804         (*stcc_reg): New pattern.  Works for any comparison but only for
10805         register transfers.
10806
10807 2011-08-11   Diego Novillo  <dnovillo@google.com>
10808
10809         * tree-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers):
10810         Call stream_write_tree instead of output_record_start.
10811         (lto_output_ts_binfo_tree_pointers): Likewise.
10812
10813         * streamer-hooks.h (stream_write_tree): Move from tree-streamer.h.
10814         Convert it to a macro.
10815         (stream_read_tree): Likewise.
10816
10817         * lto-streamer.h (lto_stream_as_builtin_p): Move ...
10818         * tree-streamer.h (lto_stream_as_builtin_p): ... here.
10819
10820         * lto-streamer-in.c (lto_read_tree): Call lto_streamer_cache_append
10821         and tree_read_bitfields.
10822         * lto-streamer-out.c (lto_is_streamable): Move from lto-streamer.c
10823         (lto_write_tree): Call it.
10824         * lto-streamer.c (lto_is_streamable): Move to lto-streamer-out.c
10825         * streamer-hooks.h (struct streamer_hooks): Remove fields
10826         name, is_streamable and alloc_tree. Update all users.
10827         * tree-streamer-in.c (tree_read_bitfields): Factor out of ...
10828         (lto_materialize_tree): ... here.
10829         Handle CALL_EXPR codes.
10830         Remove call to lto_streamer_cache_append.
10831         * tree-streamer-out.c (lto_output_tree_header): Handle CALL_EXPR nodes.
10832         * tree-streamer.h (tree_read_bitfields): Declare.
10833
10834         * Makefile.in (TREE_STREAMER_H): Add STREAMER_HOOKS_H.
10835         (gimple-streamer-in.o): Add dependency on TREE_STREAMER_H.
10836         * tree-streamer.h (stream_read_tree): New.  Replace all calls
10837         to lto_input_tree with it.
10838         (stream_write_tree): New.  Replace all calls to lto_output_tree,
10839         lto_output_tree_ref and lto_output_tree_or_ref with it.
10840         * lto-streamer-in.c (lto_read_tree): Inline code from
10841         lto_streamer_read_tree.
10842         (lto_input_tree): Move from tree-streamer-in.c.
10843         * lto-streamer-out.c (lto_output_tree_ref): Make static.
10844         Remove handling of NULL values for EXPR.
10845         Do not handle EXPRs that are not indexable.
10846         (lto_write_tree): Move from tree-streamer-out.c.
10847         Inline lto_streamer_write_tree.
10848         (lto_output_tree): Move from tree-streamer-out.c.
10849         If REF_P is true and EXPR is indexable, call lto_output_tree_ref.
10850         * lto-streamer.c (lto_record_common_node): Move to tree-streamer.c.
10851         (lto_preload_common_nodes): Likewise.
10852         Remove assertions and adjustments for nodes
10853         main_identifier_node, ptrdiff_type_node and fileptr_type_node.
10854         (lto_streamer_hooks_init): Set streamer_hooks.write_tree to
10855         lto_output_tree and streamer_hooks.read_tree to lto_input_tree.
10856         * lto-streamer.h (lto_input_tree): Declare.
10857         (lto_output_tree_ref): Remove.
10858         * streamer-hooks.h (struct streamer_hooks): Remove fields
10859         preload_common_nodes, indexable_with_decls_p,
10860         pack_value_fields, unpack_value_fields and output_tree_header.
10861         Update all users.
10862         * tree-streamer-in.c (lto_materialize_tree): Make extern.
10863         (lto_input_tree_pointers): Likewise.
10864         (lto_read_tree): Move to lto-streamer-in.c.
10865         (lto_input_integer_cst): Make extern.
10866         (lto_get_pickled_tree): Likewise.
10867         (lto_get_builtin_tree): Likewise.
10868         (lto_input_tree): Move to lto-streamer-in.c.
10869         * tree-streamer-out.c (pack_value_fields): Make extern.
10870         (lto_output_tree_or_ref): Remove.  Replace all callers with
10871         calls to stream_write_tree.
10872         (lto_output_builtin_tree): Make extern.
10873         (lto_streamer_write_tree): Inline into lto_write_tree.
10874         (lto_output_tree_pointers): Make extern.
10875         (lto_output_tree_header): Likewise.
10876         (lto_output_integer_cst): Likewise.
10877         (lto_write_tree): Move to lto-streamer-out.c.
10878         (lto_output_tree): Likewise.
10879         * tree-streamer.c (lto_record_common_node): Move from lto-streamer.c
10880         (preload_common_nodes): Likewise.
10881         (lto_streamer_cache_create): Call it.
10882         * tree-streamer.h: Include streamer-hooks.h.
10883         (stream_write_tree): New.
10884         (stream_read_tree): New.
10885         (lto_input_tree): Remove.
10886         (lto_materialize_tree): Declare.
10887         (lto_input_tree_pointers): Declare.
10888         (lto_get_pickled_tree): Declare.
10889         (lto_get_builtin_tree): Declare.
10890         (lto_input_integer_cst): Declare.
10891         (lto_output_tree_header): Declare.
10892         (pack_value_fields): Declare.
10893         (lto_output_tree_pointers): Declare.
10894         (lto_output_integer_cst): Declare.
10895         (lto_output_builtin_tree): Declare.
10896
10897 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10898
10899         * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
10900         only if producer writes to the register given by regno.
10901
10902 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10903             Alexander Monakov  <amonakov@ispras.ru>
10904
10905         * sched-deps.c (sched_get_condition_with_rev): Rename to ...
10906         (sched_get_condition_with_rev_uncached): ... this.  Factor out
10907         condition caching logic into ...
10908         (sched_get_condition_with_rev): ... this.  Reimplement.  Do not
10909         attempt to use cache for instructions with zero luid.
10910         (sched_analyze_insn): Use INSN_CACHED_COND instead of INSN_COND.
10911         * sched-int.h (INSN_COND): Rename to INSN_CACHED_COND.
10912
10913 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10914
10915         * sel-sched-ir.c (get_seqno_of_a_pred): Rename to
10916         get_seqno_for_a_jump.  Update the caller.
10917         (get_seqno_by_succs): New.  Use it ...
10918         (get_seqno_for_a_jump): ... here to find a seqno if looking at
10919         predecessors was not sufficient.
10920         (get_seqno_by_preds): Include head in iteration range, exclude insn.
10921
10922 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10923
10924         * sel-sched-ir.c (invalidate_av_set): Remove the assert.
10925
10926 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10927
10928         * sel-sched-ir.h (register_unavailable_p): Declare.
10929         * sel-sched-ir.c (register_unavailable_p): New.  Use it...
10930         (set_unavailable_target_for_expr): ... here to properly test
10931         availability of a register.
10932         (speculate_expr): Ditto.
10933         * sel-sched.c (substitute_reg_in_expr): Ditto.
10934         (av_set_could_be_blocked_by_bookkeeping_p): Ditto.
10935
10936 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10937
10938         * sel-sched.c (verify_target_availability): Fix usage of
10939         hard_regno_nregs.
10940
10941 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10942
10943         * sel-sched-ir.c (init_global_and_expr_for_insn): Forbid copying of
10944         recognized by cannot_copy_insn_p hook and volatile instructions.
10945
10946 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10947
10948         * sel-sched-ir.c (merge_expr_data): Take maximum spec.
10949
10950 2011-08-11  Richard Sandiford  <richard.sandiford@linaro.org>
10951
10952         * doc/md.texi (define_bypass): Say that the instruction names can
10953         be filename-style globs.
10954         * Makefile.in (FNMATCH_H): Define.
10955         (build/genattrtab.o, build/genautomata.o): Depend on $(FNMATCH_H).
10956         * genattrtab.c: Include fnmatch.h.
10957         (bypass_list): Change field name from "insn" to "pattern".
10958         (gen_bypass_1): Update accordingly.
10959         (process_bypasses): Use fnmatch to check for matches between
10960         insn reservations and define_bypasses.
10961         * genautomata.c: Include fnmatch.h.
10962         (bypass_decl): Rename in_insn_name and out_insn_name to in_pattern
10963         and out_pattern respectively.
10964         (gen_bypass, insert_bypass): Update accordingly.
10965         (for_each_matching_insn, process_bypass_2, process_bypass_1)
10966         (process_bypass): New functions.
10967         (process_decls): Use process_bypass.  Update after field name changes.
10968
10969 2011-08-11  Georg-Johann Lay  <avr@gjlay.de>
10970
10971         PR target/49687
10972         * config/avr/avr.md (smulqi3_highpart): New insn.
10973         (umulqi3_highpart): New insn.
10974         (*subqi3.ashiftrt7): New insn.
10975         (smulhi3_highpart): New expander.
10976         (umulhi3_highpart): Nex expander.
10977         (*smulhi3_highpart_call): New insn.
10978         (*umulhi3_highpart_call): New insn.
10979         (extend_u): New code attribute.
10980         (extend_prefix): Rename code attribute to extend_su.
10981         * config/avr/avr.c (avr_rtx_costs): Report costs of highpart of
10982         widening QI/HI multiply.
10983
10984 2011-08-11  Ira Rosen  <ira.rosen@linaro.org>
10985
10986         PR tree-optimization/50039
10987         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Check
10988         that DEF_STMT has a stmt_vec_info.
10989
10990 2011-08-10  Richard Guenther  <rguenther@suse.de>
10991
10992         * tree.h (can_trust_pointer_alignment): Remove.
10993         * builtins.c (can_trust_pointer_alignment): Remove.
10994
10995 2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
10996
10997         * c-typeck.c (scalar_to_vector): New function. Try scalar to
10998         vector conversion.
10999         (stv_conv): New enum for scalar_to_vector return type.
11000         (build_binary_op): Adjust.
11001         * doc/extend.texi: Description of scalar to vector expansion.
11002
11003 2011-08-10  Richard Guenther  <rguenther@suse.de>
11004
11005         * tree.h (get_pointer_alignment): Remove max-align argument.
11006         (get_object_alignment): Likewise.
11007         * builtins.c (get_object_alignment_1): Adjust.
11008         (get_object_alignment): Remove max-align argument.
11009         (get_pointer_alignment): Likewise.
11010         (expand_builtin_strlen): Adjust.
11011         (expand_builtin_memcpy): Likewise.
11012         (expand_builtin_mempcpy_args): Likewise.
11013         (expand_builtin_strncpy): Likewise.
11014         (expand_builtin_memset_args): Likewise.
11015         (expand_builtin_memcmp): Likewise.
11016         (expand_builtin_strcmp): Likewise.
11017         (expand_builtin_strncmp): Likewise.
11018         (get_builtin_sync_mem): Likewise.
11019         (fold_builtin_memset): Likewise.
11020         (fold_builtin_memory_op): Likewise.
11021         (expand_builtin_memory_chk): Likewise.
11022         * emit-rtl.c (get_mem_align_offset): Likewise.
11023         (set_mem_attributes_minus_bitpos): Likewise.
11024         * expr.c (expand_assignment): Likewise.
11025         (expand_expr_real_1): Likewise.
11026         * tree-sra.c (tree_non_mode_aligned_mem_p): Likewise.
11027         * tree-ssa-forwprop.c (simplify_builtin_call): Likewise.
11028         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Likewise.
11029         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
11030         * value-prof.c (gimple_stringops_transform): Likewise.
11031
11032 2011-08-10  Paulo J. Matos  <paulo.matos@csr.com>
11033
11034         * doc/tm.texi.in (CLASS_MAX_NREGS): Fix typo.
11035         * doc/tm.texi: Regenerate.
11036
11037 2011-08-10  Georg-Johann Lay  <avr@gjlay.de>
11038
11039         PR target/29560
11040         * config/avr/avr.md (*ashlhiqi3): New insn-and-split.
11041         (*ashl<extend_prefix>qihiqi3): New insn-and-splits.
11042         (*ashl<extend_prefix>qihiqi3.mem): New insn-and-splits.
11043         Add peephole2 to map ashlhi3 to ashlqi3 if high part of
11044         shift target is unused.
11045
11046 2011-08-10  Richard Guenther  <rguenther@suse.de>
11047
11048         PR tree-optimization/49937
11049         * tree-ssa-ccp.c (get_value_from_alignment): Re-implement
11050         using get_object_alignment_1.
11051
11052 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
11053
11054         * config/i386/i386.c (ix86_emit_i387_round): New function.
11055         * config/i386/i386-protos.h (ix86_emit_i387_round): Declare.
11056         * config/i386/i386.md (round<mode>2): Use X87MODEF mode iterator.
11057         Use ix86_emit_i387_round to expand round function for i387 math.
11058         (lround<X87MODEF:mode><SWI248x:mode>2): Use X87MODEF mode iterator.
11059         Use ix86_emit_i387_round to expand {l,ll}round function for i387 math.
11060
11061 2011-08-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11062
11063         * config/sync.c: Move to ../libgcc.
11064         * Makefile.in (libgcc.mvars): Remove LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS.
11065         * config/mips/t-libgcc-mips16 (LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS):
11066         Remove.
11067
11068 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
11069
11070         * config/mmix/mmix.h (REGISTER_MOVE_COST): Remove macro.
11071         * config/mmix/mmix-protos.h (mmix_register_move_cost): Remove.
11072         * config/mmix/mmix.c (mmix_register_move_cost): Make static.
11073         Change 'from' and 'to' arguments type to reg_class_t.
11074         (TARGET_REGISTER_MOVE_COST): Define.
11075
11076 2011-08-09  Vladimir Makarov  <vmakarov@redhat.com>
11077
11078         PR target/50026
11079         Revert:
11080         PR rtl-optimization/49990
11081         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
11082         ignore classes which can not change mode.
11083         (find_costs_and_classes): Ditto.
11084
11085 2011-08-09  Richard Guenther  <rguenther@suse.de>
11086
11087         * tree-vrp.c (zero_nonzero_bits_from_vr): Also return precise
11088         information for ranges with only negative values.
11089         (extract_range_from_binary_expr_1): Adjust BIT_IOR_EXPR and
11090         BIT_AND_EXPR handling to handle ranges with negative values.
11091
11092 2011-08-09  Kirill Yukhin  <kirill.yukhin@intel.com>
11093
11094         * config/i386/i386.c: Remove traling spaces.
11095         * config/i386/sse.md: Likewise.
11096         (*fma_fmadd_<mode>): Fix insn alternative 1 mnemonic.
11097         (*fma_fmsub_<mode>): Likewise.
11098         (*fma_fnmadd_<mode>): Likewise.
11099         (*fma_fnmsub_<mode>): Likewise.
11100
11101 2011-08-09  Nick Clifton  <nickc@redhat.com>
11102
11103         * config/rx/rx.md: Disable extender peepholes at -O3.
11104
11105 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
11106
11107         PR target/49781
11108         * config/i386/i386.md (reload_noff_load): New.
11109         (reload_noff_store): Ditto.
11110         * config/i386/i386.c (ix86_secondary_reload): Use
11111         CODE_FOR_reload_noff_load and CODE_FOR_reload_noff_store to handle
11112         double-word moves from/to non-offsetable addresses instead of
11113         generating XMM temporary.
11114
11115 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
11116
11117         * config/mmix/mmix.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
11118
11119 2011-08-09  Ira Rosen  <ira.rosen@linaro.org>
11120
11121         PR tree-optimization/50014
11122         * tree-vect-loop.c (vectorizable_reduction): Get def type before
11123         calling vect_get_vec_def_for_stmt_copy ().
11124
11125 2011-08-08  Vladimir Makarov  <vmakarov@redhat.com>
11126
11127         PR rtl-optimization/49990
11128         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
11129         ignore classes which can not change mode.
11130         (find_costs_and_classes): Ditto.
11131
11132 2011-08-08  Richard Henderson  <rth@redhat.com>
11133
11134         PR middle-end/49990
11135         * config/i386/i386.c (ix86_expand_prologue): Call
11136         for SEH target gen_prologue_use instead of gen_blockage
11137         at prologue's end.
11138
11139 2011-08-08  Martin Jambor  <mjambor@suse.cz>
11140
11141         PR middle-end/49923
11142         * tree-sra.c (access_precludes_ipa_sra_p): Also check access
11143         memory alignment.
11144
11145 2011-08-08   Diego Novillo  <dnovillo@google.com>
11146
11147         * Makefile.in (LTO_STREAMER_H): Add DIAGNOSTIC_H.
11148         (DATA_STREAMER_H): New.
11149         (GIMPLE_STREAMER_H): New.
11150         (TREE_STREAMER_H): New.
11151         (STREAMER_HOOKS_H): New.
11152         (OBJS): Add data-streamer.o, data-streamer-in.o, data-streamer-out.o,
11153         gimple-streamer-in.o, gimple-streamer-out.o, streamer-hooks.o,
11154         tree-streamer.o, tree-streamer-in.o and tree-streamer-out.o.
11155         (data-streamer.o): New.
11156         (data-streamer-in.o): New.
11157         (data-streamer-out.o): New.
11158         (gimple-streamer-in.o): New.
11159         (gimple-streamer-out.o): New.
11160         (streamer-hooks.o): New.
11161         (tree-streamer.o): New.
11162         (tree-streamer-in.o): New.
11163         (tree-streamer-out.o): New.
11164         (lto-cgraph.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
11165         (lto-streamer-in.o): Add dependency on DATA_STREAMER_H,
11166         GIMPLE_STREAMER_H and TREE_STREAMER_H.
11167         (lto-streamer-out.o): Add dependency on DATA_STREAMER_H,
11168         GIMPLE_STREAMER_H and TREE_STREAMER_H.
11169         (lto-streamer.o): Add dependency on STREAMER_HOOKS_H.
11170         (ipa-prop.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
11171         (ipa-inline-analysis.o): Likewise.
11172         (ipa-pure-const.o): Likewise.
11173         * data-streamer-in.c: New.
11174         * data-streamer-out.c: New.
11175         * data-streamer.c: New.
11176         * data-streamer.h: New.
11177         * gimple-streamer-in.c: New.
11178         * gimple-streamer-out.c: New.
11179         * gimple-streamer.h: New.
11180         * ipa-inline-analysis.c: Include data-streamer.h.
11181         * ipa-prop.c: Include data-streamer.h.
11182         * ipa-pure-const.c: Include data-streamer.h.
11183         * lto-cgraph.c: Include data-streamer.h.
11184         * lto-section-in.c (lto_input_uleb128): Move to data-streamer-in.c.
11185         (lto_input_widest_uint_uleb128): Likewise.
11186         (lto_input_sleb128): Likewise.
11187         (bp_unpack_var_len_unsigned): Likewise.
11188         (bp_unpack_var_len_int): Likewise.
11189         * lto-section-out.c (lto_output_uleb128_stream): Move to
11190         data-streamer-out.c.
11191         (lto_output_widest_uint_uleb128_stream): Likewise.
11192         (lto_output_sleb128_stream): Likewise.
11193         (bp_pack_var_len_unsigned): Likewise.
11194         (bp_pack_var_len_int): Likewise.
11195         * lto-streamer-in.c: Include data-streamer.h and gimple-streamer.h.
11196         (struct string_slot): Remove.  Update all users.
11197         (lto_tag_check_set): Make extern.
11198         (lto_tag_check_range): Move to lto-streamer.h.
11199         (lto_tag_check): Likewise.
11200         (hash_string_slot_node): Remove.  Update all users.
11201         (eq_string_slot_node): Remove.  Update all users.
11202         (string_for_index): Move to data-streamer-in.c
11203         (input_string_internal): Likewise.
11204         (input_string_cst): Move to tree-streamer-in.c.
11205         (input_identifier): Likewise.
11206         (lto_input_string): Move to data-streamer-in.c
11207         (input_record_start): Move to data-streamer.h
11208         (canon_file_name): Use new definition of struct string_slot
11209         from data-streamer.h.  Set S_SLOT.LEN.
11210         (lto_input_location): Make extern.
11211         (lto_input_chain): Move to tree-streamer-in.c.
11212         (lto_init_eh): Make extern.
11213         (input_phi): Move to gimple-streamer-in.c.
11214         (input_gimple_stmt): Likewise.
11215         (input_bb): Likewise.
11216         (unpack_ts_base_value_fields): Move to tree-streamer-in.c.
11217         (unpack_ts_real_cst_value_fields): Likewise.
11218         (unpack_ts_fixed_cst_value_fields): Likewise.
11219         (unpack_ts_decl_common_value_fields): Likewise.
11220         (unpack_ts_decl_wrtl_value_fields): Likewise.
11221         (unpack_ts_decl_with_vis_value_fields): Likewise.
11222         (unpack_ts_function_decl_value_fields): Likewise.
11223         (unpack_ts_type_common_value_fields): Likewise.
11224         (unpack_ts_block_value_fields): Likewise.
11225         (unpack_ts_translation_unit_decl_value_fields): Likewise.
11226         (unpack_value_fields): Likewise.
11227         (lto_materialize_tree): Likewise.
11228         (lto_input_ts_common_tree_pointers): Likewise.
11229         (lto_input_ts_vector_tree_pointers): Likewise.
11230         (lto_input_ts_complex_tree_pointers): Likewise.
11231         (lto_input_ts_decl_minimal_tree_pointers): Likewise.
11232         (lto_input_ts_decl_common_tree_pointers): Likewise.
11233         (lto_input_ts_decl_non_common_tree_pointers): Likewise.
11234         (lto_input_ts_decl_with_vis_tree_pointers): Likewise.
11235         (lto_input_ts_field_decl_tree_pointers): Likewise.
11236         (lto_input_ts_function_decl_tree_pointers): Likewise.
11237         (lto_input_ts_type_common_tree_pointers): Likewise.
11238         (lto_input_ts_type_non_common_tree_pointers): Likewise.
11239         (lto_input_ts_list_tree_pointers): Likewise.
11240         (lto_input_ts_vec_tree_pointers): Likewise.
11241         (lto_input_ts_exp_tree_pointers): Likewise.
11242         (lto_input_ts_block_tree_pointers): Likewise.
11243         (lto_input_ts_binfo_tree_pointers): Likewise.
11244         (lto_input_ts_constructor_tree_pointers): Likewise.
11245         (lto_input_ts_target_option): Likewise.
11246         (lto_input_ts_translation_unit_decl_tree_pointers): Likewise.
11247         (lto_input_tree_pointers): Likewise.
11248         (lto_get_pickled_tree): Likewise.
11249         (lto_get_builtin_tree): Likewise.
11250         (lto_read_tree): Likewise.
11251         (lto_input_integer_cst): Likewise.
11252         (lto_input_tree): Likewise.
11253         * lto-streamer-out.c: Include data-streamer.h,
11254         gimple-streamer.h and streamer-hooks.h.
11255         (struct string_slot): Move to data-streamer.h.
11256         (hash_string_slot_node): Likewise.
11257         (eq_string_slot_node): Likewise.
11258         (lto_string_index): Move to data-streamer-out.c.
11259         (lto_output_string_with_length): Likewise.
11260         (lto_output_string): Likewise.
11261         (output_string_cst): Move to tree-streamer-out.c.
11262         (output_identifier): Likewise.
11263         (output_zero): Move to data-streamer-out.c
11264         (output_uleb128): Likewise.
11265         (output_sleb128): Likewise.
11266         (output_record_start): Move to data-streamer.h
11267         (pack_ts_base_value_fields): Move to tree-streamer-out.c.
11268         (pack_ts_real_cst_value_fields): Likewise.
11269         (pack_ts_fixed_cst_value_fields): Likewise.
11270         (pack_ts_decl_common_value_fields): Likewise.
11271         (pack_ts_decl_wrtl_value_fields): Likewise.
11272         (pack_ts_decl_with_vis_value_fields): Likewise.
11273         (pack_ts_function_decl_value_fields): Likewise.
11274         (pack_ts_type_common_value_fields): Likewise.
11275         (pack_ts_block_value_fields): Likewise.
11276         (pack_ts_translation_unit_decl_value_fields): Likewise.
11277         (pack_value_fields): Likewise.
11278         (lto_output_chain): Likewise.
11279         (lto_output_ts_common_tree_pointers): Likewise.
11280         (lto_output_ts_vector_tree_pointers): Likewise.
11281         (lto_output_ts_complex_tree_pointers): Likewise.
11282         (lto_output_ts_decl_minimal_tree_pointers): Likewise.
11283         (lto_output_ts_decl_common_tree_pointers): Likewise.
11284         (lto_output_ts_decl_non_common_tree_pointers): Likewise.
11285         (lto_output_ts_decl_with_vis_tree_pointers): Likewise.
11286         (lto_output_ts_field_decl_tree_pointers): Likewise.
11287         (lto_output_ts_function_decl_tree_pointers): Likewise.
11288         (lto_output_ts_type_common_tree_pointers): Likewise.
11289         (lto_output_ts_type_non_common_tree_pointers): Likewise.
11290         (lto_output_ts_list_tree_pointers): Likewise.
11291         (lto_output_ts_vec_tree_pointers): Likewise.
11292         (lto_output_ts_exp_tree_pointers): Likewise.
11293         (lto_output_ts_block_tree_pointers): Likewise.
11294         (lto_output_ts_binfo_tree_pointers): Likewise.
11295         (lto_output_ts_constructor_tree_pointers): Likewise.
11296         (lto_output_ts_target_option): Likewise.
11297         (lto_output_ts_translation_unit_decl_tree_pointers): Likewise.
11298         (lto_output_tree_pointers): Likewise.
11299         (lto_output_tree_header): Likewise.
11300         (lto_output_builtin_tree): Likewise.
11301         (lto_write_tree): Likewise.
11302         (lto_output_integer_cst): Likewise.
11303         (lto_output_tree): Likewise.
11304         (output_phi): Move to gimple-streamer-out.c.
11305         (output_gimple_stmt): Likewise.
11306         (output_bb): Likewise.
11307         * lto-streamer.c: Include tree-streamer.h and streamer-hooks.h.
11308         (streamer_hooks): Move to streamer-hooks.c.
11309         (check_handled_ts_structures): Move to tree-streamer.c
11310         (lto_streamer_cache_add_to_node_array): Likewise.
11311         (lto_streamer_cache_insert_1): Likewise.
11312         (lto_streamer_cache_insert): Likewise.
11313         (lto_streamer_cache_insert_at): Likewise.
11314         (lto_streamer_cache_append): Likewise.
11315         (lto_streamer_cache_lookup): Likewise.
11316         (lto_streamer_cache_get): Likewise.
11317         (lto_record_common_node): Likewise.
11318         (lto_preload_common_nodes): Likewise.
11319         (lto_streamer_cache_create): Likewise.
11320         (lto_streamer_cache_delete): Likewise.
11321         (streamer_hooks_init): Move to streamer-hooks.c.
11322         * lto-streamer.h: Include diagnostic.h
11323         (struct output_block, struct lto_input_block,
11324         struct data_in, struct bitpack_d): Remove forward declarations.
11325         (struct bitpack_d): Move to data-streamer.h.
11326         (struct lto_streamer_cache_d): Move to tree-streamer.h.
11327         (struct streamer_hooks): Move to streamer-hooks.h.
11328         (bp_pack_var_len_unsigned): Move to data-streamer.h.
11329         (bp_pack_var_len_int): Likewise.
11330         (bp_unpack_var_len_unsigned): Likewise.
11331         (bp_unpack_var_len_int): Likewise.
11332         (lto_input_location): Declare.
11333         (lto_tag_check_set): Declare.
11334         (lto_init_eh): Declare.
11335         (lto_output_tree_ref): Declare.
11336         (lto_output_location): Declare.
11337         (bitpack_create): Move to data-streamer.h.
11338         (bp_pack_value): Likewise.
11339         (lto_output_bitpack): Likewise.
11340         (lto_input_bitpack): Likewise.
11341         (bp_unpack_value): Likewise.
11342         (lto_output_1_stream): Likewise.
11343         (lto_input_1_unsigned): Likewise.
11344         (lto_output_int_in_range): Likewise.
11345         (lto_input_int_in_range): Likewise.
11346         (bp_pack_int_in_range): Likewise.
11347         (bp_unpack_int_in_range): Likewise.
11348         (lto_output_enum): Likewise.
11349         (lto_input_enum): Likewise.
11350         (bp_pack_enum): Likewise.
11351         (bp_unpack_enum): Likewise.
11352         * streamer-hooks.c: New.
11353         * streamer-hooks.h: New.
11354         * tree-streamer-in.c: New.
11355         * tree-streamer-out.c: New.
11356         * tree-streamer.c: New.
11357         * tree-streamer.h: New.
11358
11359 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11360
11361         * gthr-posix95.h: Remove.
11362         * gthr.h [_PTHREADS95]: Remove.
11363         * configure.ac (enable_threads): Remove posix95.
11364         * configure: Regenerate.
11365         * doc/install.texi (Configuration, --enable-threads): Remove posix95.
11366
11367 2011-08-08  Uros Bizjak  <ubizjak@gmail.com>
11368
11369         PR target/49781
11370         * config/i386/i386.c (ix86_decompose_address): Allow zero-extended
11371         SImode addresses.
11372         (ix86_print_operand_address): Handle zero-extended addresses.
11373         (memory_address_length): Add length of addr32 prefix for
11374         zero-extended addresses.
11375         (ix86_secondary_reload): Handle moves to/from double-word general
11376         registers from/to zero-extended addresses.
11377         * config/i386/predicates.md (lea_address_operand): Reject
11378         zero-extended operands.
11379
11380 2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>
11381
11382         PR other/48007
11383         * config.gcc (libgcc_tm_file): Add i386/value-unwind.h for Linux/x86.
11384
11385         * system.h (REG_VALUE_IN_UNWIND_CONTEXT): Poisoned.
11386         (ASSUME_EXTENDED_UNWIND_CONTEXT): Likewise.
11387
11388         * unwind-dw2.c (ASSUME_EXTENDED_UNWIND_CONTEXT): New.
11389         (_Unwind_Context_Reg_Val): Likewise.
11390         (_Unwind_Get_Unwind_Word): Likewise.
11391         (_Unwind_Get_Unwind_Context_Reg_Val): Likewise.
11392         (_Unwind_Context): Use _Unwind_Context_Reg_Val on the reg field.
11393         (_Unwind_IsExtendedContext): Check ASSUME_EXTENDED_UNWIND_CONTEXT
11394         for EXTENDED_CONTEXT_BIT.
11395         (__frame_state_for): Likewise.
11396         (uw_init_context_1): Likewise.
11397         (_Unwind_GetGR): Updated.
11398         (_Unwind_SetGR): Likewise.
11399         (_Unwind_GetGRPtr): Likewise.
11400         (_Unwind_SetGRPtr): Likewise.
11401         (_Unwind_SetGRValue): Likewise.
11402         (_Unwind_GRByValue): Likewise.
11403         (uw_install_context_1): Likewise.
11404
11405         * doc/tm.texi.in: Document REG_VALUE_IN_UNWIND_CONTEXT and
11406         ASSUME_EXTENDED_UNWIND_CONTEXT.
11407         * doc/tm.texi: Regenerated.
11408
11409 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11410
11411         * Makefile.in (gengtype$(exeext)): Add $(LDFLAGS).
11412
11413 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11414
11415         * doc/invoke.texi (DEC Alpha Options, -mcpu): native support isn't
11416         Linux/GNU-specific.
11417         (DEC Alpha Options, -mtune): Likewise.
11418         (MIPS Options, -march): native is supported on IRIX.
11419
11420 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11421
11422         * config/sparc/driver-sparc.c: New file.
11423         * config/sparc/x-sparc: New file.
11424         * config.host: Use driver-sparc.o, sparc/x-sparc on sparc*-*-solaris2*.
11425         * config/sparc/sparc.opt (native): New value for enum processor_type.
11426         * config/sparc/sparc-opts.h (PROCESSOR_NATIVE): Declare.
11427         * config/sparc/sparc.c (sparc_option_override): Abort if
11428         PROCESSOR_NATIVE gets here.
11429         * config/sparc/sol2.h [__sparc__] (host_detect_local_cpu): Declare.
11430         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS,
11431         DRIVER_SELF_SPECS): Define.
11432         * doc/invoke.texi (SPARC Options, -mcpu): Document native.
11433         (SPARC Options, -mtune): Likewise.
11434         * configure.ac (EXTRA_GCC_LIBS): Check for libkstat.
11435         Substitute result.
11436         * configure: Regenerate.
11437         * Makefile.in (EXTRA_GCC_LIBS): Set.
11438         (xgcc$(exeext)): Add $(EXTRA_GCC_LIBS).
11439         (cpp$(exeext)): Likewise.
11440
11441 2011-08-08  Richard Guenther  <rguenther@suse.de>
11442
11443         * tree-vrp.c (extract_range_from_unary_expr_1): New function,
11444         split out from ...
11445         (extract_range_from_unary_expr): ... here.  Handle BIT_NOT_EXPR
11446         by composition.
11447
11448 2011-08-08  Mikael Pettersson  <mikpe@it.uu.se>
11449
11450         PR tree-optimization/50005
11451         * ipa-inline-analysis (remap_predicate): Add cast to
11452         silence signed/unsigned comparison warning.
11453
11454 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
11455
11456         * modulo-sched.c (get_sched_window): Use a table for the debug output.
11457         Print the current ii.
11458         (sms_schedule_by_order): Reduce whitespace in dump line.
11459
11460 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
11461
11462         * modulo-sched.c (get_sched_window): Use just one loop for predecessors
11463         and one loop for successors.  Fix upper bound of memory range.
11464
11465 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
11466
11467         PR target/50001
11468         * config/alpha/alpha.c (alpha_instantiate_decls): New function.
11469         (TARGET_INSTANTIATE_DECLS): New define.
11470
11471 2011-08-06  Paolo Bonzini  <bonzini@gnu.org>
11472             Mikael Morin   <mikael.morin@sfr.fr>
11473
11474         * Makefile.in (INCLUDES_FOR_TARGET): New.
11475         (LIBGCC2_CFLAGS): Use it.
11476         (CRTSTUFF_CFLAGS): Use it instead of INCLUDES.
11477
11478 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
11479
11480         * config/i386/i386.c (ix86_compute_frame_layout): Simplify
11481         frame->save_regs_using_mov calculation.
11482
11483 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
11484
11485         * config/i386/i386.md (ssemodesuffix): Remove V8SI mode.
11486         * config/i386/sse.md (castmode): New mode attribute.
11487         (avx_<castmode><avxsizesuffix>_<castmode>): Rename from
11488         avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>.
11489
11490 2011-08-05  Jan Hubicka  <jh@suse.cz>
11491
11492         PR middle-end/49494
11493         * ipa-inline-analysis.c (remap_predicate): Add bounds check.
11494
11495 2011-08-05  Jan Hubicka  <jh@suse.cz>
11496
11497         PR middle-end/49500
11498         * tree-emultls.c (new_emutls_decl):Add alias_of parameter;
11499         handle aliases.
11500         (create_emultls_var):New function.
11501         (ipa_lower_emutls): Handle aliases correctly.
11502
11503 2011-08-05  Jan Hubicka  <jh@suse.cz>
11504
11505         PR middle-end/49735
11506         * ipa-inline.c (recursive_inlining): Look through aliases.
11507
11508 2011-08-05  Jason Merrill  <jason@redhat.com>
11509
11510         * config/i386/i386.c (setup_incoming_varargs_ms_64): Move
11511         declarations to beginning of function.
11512
11513 2011-08-05  Bernd Schmidt  <bernds@codesourcery.com>
11514
11515         PR rtl-optimization/49900
11516         * sched-ebb.c (add_deps_for_risky_insns): Also add dependencies to
11517         ensure basic blocks stay in the same order.
11518
11519 2011-08-05  Aldy Hernandez  <aldyh@redhat.com>
11520
11521         * config/s390/s390.c (s390_expand_cs_hqi): Add new arguments to
11522         store_bit_field.
11523         (s390_expand_atomic): Same.
11524
11525 2011-08-05  Richard Henderson  <rth@redhat.com>
11526
11527         PR rtl-opt/49977
11528         * dwarf2cfi.c (scan_insn_after): Split out of ...
11529         (scan_trace): ... here.  Correctly place notes wrt sequences.
11530
11531 2011-08-05  Kaz Kojima  <kkojima@gcc.gnu.org>
11532             Richard Henderson  <rth@redhat.com>
11533
11534         PR rtl-opt/49982
11535         * expr.c (fixup_args_size_notes): Look through no-op moves.
11536
11537 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
11538
11539         * config/i386/i386.md (*push<mode>2): Use "o" constraint instead
11540         of "m" for operand 0.  Add type and mode attribute.
11541         (*pushxf_nointeger"): Use "<" constraint for operand 0.
11542         (*pushdf_rex64): New pattern, split out of *pushdf.  Use "m"
11543         constraint instead of "o" for opreand 1.
11544         (*pushdf): Disable for TARGET_64BIT.  Correct mode attribute.
11545         (*movdi_internal_rex64): Use "!o" constraint instead of "!m" for
11546         operand 0, alternative 4.
11547         (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
11548
11549 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
11550
11551         * config/i386/predicates.md (lea_address_operand): Rename from
11552         no_seg_address_operand.
11553         * config/i386/i386.md (*lea_1): Update operand 1 predicate for rename.
11554         (*lea_1_zext): Ditto.
11555         (*lea_2): Ditto.
11556         (*lea_2_zext): Ditto.
11557
11558 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
11559
11560         * config/i386/i386.c (ix86_print_operand_address): Handle SUBREGs of
11561         parts.base and parts.index.
11562         * config/i386/predicates.md (aligned_operand): Ditto.
11563         (cmpxchg8b_pic_memory_operand): Ditto.
11564
11565 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11566
11567         * config/soft-fp: Move to ../libgcc.
11568         * Makefile.in (SFP_MACHINE): Remove.
11569         (libgcc-support): Remove $(SFP_MACHINE) dependency.
11570         * config/arm/sfp-machine.h: Move to ../libgcc/config/arm.
11571         * config/arm/t-arm-softfp: Move to
11572         ../libgcc/config/arm/t-softfp.
11573         * config/c6x/sfp-machine.h: Move to ../libgcc/config/c6x.
11574         * config/c6x/t-c6x-softfp: Remove.
11575         * config/i386/sfp-machine.h: Move to ../libgcc/config/i386.
11576         * config/i386/t-fprules-softfp: Move to
11577         ../libgcc/config/t-softfp-tf.
11578         * config/ia64/sfp-machine.h: Move to ../libgcc/config/ia64.
11579         * config/ia64/t-fprules-softfp: Remove.
11580         * config/lm32/sfp-machine.h: Move to ../libgcc/config/lm32.
11581         * config/lm32/t-fprules-softfp: Remove.
11582         * config/moxie/sfp-machine.h: Remove.
11583         * config/moxie/t-moxie-softfp: Remove.
11584         * config/rs6000/darwin-ldouble-format: Move to
11585         ../libgcc/config/rs6000/ibm-ldouble-format.
11586         * config/rs6000/darwin-ldouble.c: Move to
11587         ../libgcc/config/rs6000/ibm-ldouble.c
11588         * config/rs6000/libgcc-ppc-glibc.ver: Move to ../libgcc/config/rs6000.
11589         * config/rs6000/libgcc-ppc64.ver: Likewise.
11590         * config/rs6000/sfp-machine.h: Likewise.
11591         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Remove
11592         $(srcdir)/config/rs6000/libgcc-ppc64.ver.
11593         (LIB2FUNCS_EXTRA): Remove.
11594         (TARGET_LIBGCC2_CFLAGS): Remove.
11595         * config/rs6000/t-aix52: Likewise
11596         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
11597         $(srcdir)/config/rs6000/darwin-ldouble.c.
11598         (SHLIB_MAPFILES): Remove.
11599         * config/rs6000/t-darwin64 (LIB2FUNCS_EXTRA): Remove
11600         $(srcdir)/config/rs6000/darwin-ldouble.c.
11601         * config/rs6000/t-fprules-softfp: Move to
11602         ../libgcc/config/t-softfp-sfdf.
11603         * config/rs6000/t-freebsd: Move to ../libgcc/config/rs6000.
11604         * config/rs6000/t-linux64 (softfp_wrap_start, softfp_wrap_end): Remove.
11605         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Remove
11606         $(srcdir)/config/rs6000/darwin-ldouble.c.
11607         * config/score/sfp-machine.h: Move to ../libgcc/config/score.
11608         * config/score/t-score-softfp: Remove.
11609         * config.gcc (arm*-*-linux*): Remove arm/t-arm-softfp,
11610         soft-fp/t-softfp from tmake_file.
11611         (arm*-*-uclinux*): Likewise.
11612         (arm*-*-ecos-elf): Likewise.
11613         (arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
11614         (arm*-*-rtems*): Likewise.
11615         (arm*-*-elf): Likewise.
11616         (moxie-*-elf): Remove moxie/t-moxie-softfp, soft-fp/t-softfp from
11617         tmake_file.
11618         (moxie-*-uclinux*): Likewise.
11619         (moxie-*-rtems*): Likewise.
11620         (lm32-*-elf*): Remove lm32/t-fprules-softfp, soft-fp/t-softfp from
11621         tmake_file.
11622         (lm32-*-rtems*): Likewise.
11623         (lm32-*-uclinux*): Likewise.
11624         (powerpc-*-freebsd*): Remove rs6000/t-freebsd,
11625         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
11626         (powerpc-*-linux*, powerpc64-*-linux*): Remove
11627         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
11628         (score-*-elf): Remove score/t-score-softfp, soft-fp/t-softfp from
11629         tmake_file.
11630         (tic6x-*-elf): Remove c6x/t-c6x-softfp, soft-fp/t-softfp from
11631         tmake_file.
11632         (tic6x-*-uclinux): Likewise.
11633         (i[34567]86-*-darwin*, x86_64-*-darwin*): Remove i386/t-fprules-softfp,
11634         soft-fp/t-softfp from tmake_file.
11635         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu)
11636         (x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Likewise.
11637         (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Likewise.
11638         (i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
11639         (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Likewise.
11640
11641 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11642
11643         * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove.
11644         (libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT) dependencies.
11645         (libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS,
11646         TPBIT, TPBIT_FUNCS.
11647         * config/fp-bit.c, config/fp-bit.h: Move to ../libgcc.
11648         * config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c):
11649         Remove.
11650         * config/arm/t-vxworks: Likewise.
11651         * config/arm/t-wince-pe: Likewise.
11652         * config/avr/t-avr (fp-bit.c, FPBIT): Remove.
11653         * config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11654         * config/bfin/t-bfin-elf: Likewise.
11655         * config/bfin/t-bfin-linux: Likewise.
11656         * config/bfin/t-bfin-uclinux: Likewise.
11657         * config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c):
11658         Remove.
11659         * config/fr30/t-fr30: Likewise.
11660         * config/frv/t-frv: Likewise.
11661         * config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove.
11662         * config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11663         * config/m32c/t-m32c: Likewise.
11664         * config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove.
11665         * config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11666         * config/mcore/t-mcore: Likewise.
11667         * config/mep/t-mep: Likewise.
11668         * config/microblaze/t-microblaze: Likewise.
11669         * config/mips/t-linux64 (TPBIT, tp-bit.c): Remove.
11670         * config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11671         * config/mips/t-sdemtk (FPBIT, DPBIT): Remove.
11672         * config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11673         * config/mn10300/t-linux: Remove.
11674         * config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11675         * config/pdp11/t-pdp11: Likewise.
11676         * config/picochip/t-picochip (FPBIT, fp-bit.c): Remove.
11677         * config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000.
11678         * config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11679         (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c.
11680         * config/rs6000/t-aix52: Likewise.
11681         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
11682         $(srcdir)/config/rs6000/ppc64-fp.c.
11683         * config/rs6000/t-fprules-fpbit: Remove.
11684         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove.
11685         * config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11686         * config/sh/t-netbsd (FPBIT, DPBIT): Remove.
11687         * config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11688         * config/sparc/t-elf: Likewise.
11689         * config/sparc/t-leon: Likewise.
11690         * config/sparc/t-leon3: Likewise.
11691         * config/spu/t-spu-elf: Likewise.
11692         (DPBIT_FUNCS): Remove.
11693         * config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11694         * config/v850/t-v850: Likewise.
11695         * config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file.
11696         (avr-*-*): Likewise.
11697         (h8300-*-rtems*): Set libgcc_tm_file.
11698         (h8300-*-elf*): Likewise.
11699         (powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from
11700         tmake_file.
11701         (powerpc-*-eabisim*): Likewise.
11702         (powerpc-*-elf*): Likewise.
11703         (powerpc-*-eabialtivec*): Likewise.
11704         (powerpc-xilinx-eabi*): Likewise.
11705         (powerpc-*-eabi*): Likewise.
11706         (powerpc-*-rtems*): Likewise.
11707         (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise.
11708         (powerpcle-*-elf*): Likewise.
11709         (powerpcle-*-eabisim*): Likewise.
11710         (powerpcle-*-eabi*): Likewise.
11711         (rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file.
11712         (am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file.
11713         * doc/fragments.texi (Target Fragment, Floating Point Emulation):
11714         Remove.
11715
11716 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11717
11718         * Makefile.in (UNWIND_H): Remove.
11719         (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
11720         ../libgcc/Makefile.in.
11721         (LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): Likewise.
11722         (LIBUNWINDDEP): Remove.
11723         (libgcc-support): Remove LIB2ADDEH, $(srcdir)/emutls.c dependencies.
11724         (libgcc.mvars): Remove LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED,
11725         LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL.
11726         (stmp-int-hdrs): Remove $(UNWIND_H) dependency.
11727         Don't copy $(UNWIND_H).
11728         * config.gcc (ia64*-*-linux*): Remove with_system_libunwind handling.
11729         * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Remove.
11730         * aclocal.m4: Regenerate.
11731         * configure: Regenerate.
11732         * emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
11733         unwind-dw2-fde-compat.c, unwind-dw2-fde-glibc.c, unwind-dw2-fde.c,
11734         unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
11735         unwind-pe.h, unwind-sjlj.c, unwind.inc: Move to ../libgcc.
11736         * unwind-dw2-fde-darwin.c: Move to ../libgcc/config.
11737         * config/arm/libunwind.S, config/arm/pr-support.c,
11738         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Move to
11739         ../libgcc/config/arm.
11740         * config/arm/t-bpabi (UNWIND_H, LIB2ADDEH): Remove.
11741         * config/arm/t-symbian (UNWIND_H, LIB2ADDEH): Remove.
11742         * config/frv/t-frv ($(T)frvbegin$(objext)): Use
11743         $(srcdir)/../libgcc to refer to unwind-dw2-fde.h.
11744         ($(T)frvend$(objext)): Likewise.
11745         * config/ia64/t-glibc (LIB2ADDEH): Remove.
11746         * config/ia64/t-glibc-libunwind: Move to ../libgcc/config/ia64.
11747         * config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
11748         config/ia64/unwind-ia64.c, config/ia64/unwind-ia64.h: Move to
11749         ../libgcc/config/ia64.
11750         * config/ia64/t-hpux (LIB2ADDEH): Remove.
11751         * config/ia64/t-ia64 (LIB2ADDEH): Remove.
11752         * config/ia64/t-vms (LIB2ADDEH): Remove.
11753         * config/ia64/vms.h (UNW_IVMS_MODE,
11754         MD_UNW_COMPATIBLE_PERSONALITY_P): Remove.
11755         * config/picochip/t-picochip (LIB2ADDEH): Remove.
11756         * config/rs6000/aix.h (R_LR, MD_FROB_UPDATE_CONTEXT): Remove.
11757         * config/rs6000/t-darwin (LIB2ADDEH): Remove.
11758         * config/rs6000/darwin-fallback.c: Move to ../libgcc/config/rs6000.
11759         * config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): Use
11760         $(srcdir)/../libgcc to refer to unwinder sources.
11761         * config/spu/t-spu-elf (LIB2ADDEH): Remove.
11762         * config/t-darwin (LIB2ADDEH): Remove.
11763         * config/t-freebsd (LIB2ADDEH): Remove.
11764         * config/t-libunwind (LIB2ADDEH, LIB2ADDEHSTATIC): Remove.
11765         * config/t-libunwind-elf: Move to ../libgcc/config.
11766         * config/t-linux (LIB2ADDEH): Remove.
11767         * config/t-sol2 (LIB2ADDEH): Remove.
11768         * config/xtensa/t-xtensa (LIB2ADDEH): Remove.
11769         * system.h (MD_FROB_UPDATE_CONTEXT): Poison.
11770
11771 2011-08-05  H.J. Lu  <hongjiu.lu@intel.com>
11772
11773         * config/i386/i386.c (processor_alias_table): Add core-avx-i.
11774
11775         * doc/invoke.texi: Document core-avx-i.
11776
11777 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11778
11779         * tsystem.h (CONST_CAST2, CONST_CAST): Define.
11780
11781 2011-08-05  Ira Rosen  <ira.rosen@linaro.org>
11782
11783         * tree-vect-loop.c (vect_create_epilog_for_reduction): Use the
11784         result of multiple results reduction when extracting the final
11785         value using scalar code.
11786
11787 2011-08-05  Richard Guenther  <rguenther@suse.de>
11788
11789         PR tree-optimization/49984
11790         * tree-vrp.c (extract_range_from_binary_expr_1): Handle BIT_XOR_EXPR.
11791
11792 2011-08-05  Richard Guenther  <rguenther@suse.de>
11793
11794         * tree-vrp.c (zero_nonzero_bits_from_vr): Make sure to always
11795         return true for constant integer ranges.
11796         (extract_range_from_binary_expr_1): Simplify BIT_AND_EXPR and
11797         BIT_IOR_EXPR handling.
11798
11799 2011-08-04  Kai Tietz  <ktietz@redhat.com>
11800
11801         * config/i386/i386.c (setup_incoming_varargs_ms_64): Set
11802         ix86_varargs_gpr_size and ix86_varargs_fpr_size to zero.
11803
11804 2011-08-04  Ira Rosen  <ira.rosen@linaro.org>
11805
11806         * tree-vectorizer.h (struct _stmt_vec_info): Add new field for
11807         pattern def statement, and its access macro.
11808         (NUM_PATTERNS): Set to 5.
11809         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
11810         pattern def statement.
11811         (vect_transform_loop): Likewise.
11812         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add new
11813         function vect_recog_over_widening_pattern ().
11814         (vect_operation_fits_smaller_type): New function.
11815         (vect_recog_over_widening_pattern, vect_mark_pattern_stmts):
11816         Likewise.
11817         (vect_pattern_recog_1): Move the code that marks pattern
11818         statements to vect_mark_pattern_stmts (), and call it.  Update
11819         documentation.
11820         * tree-vect-stmts.c (vect_supportable_shift): New function.
11821         (vect_analyze_stmt): Handle pattern def statement.
11822         (new_stmt_vec_info): Initialize pattern def statement.
11823
11824 2011-08-04  Richard Henderson  <rth@redhat.com>
11825
11826         PR target/49964
11827         * config/i386/i386.c (ix86_expand_call): Don't create nested
11828         PARALLELs for TARGET_VZEROUPPER.
11829         (ix86_split_call_vzeroupper): Fix extraction of the original call.
11830         * config/i386/i386.md (*call_rex64_ms_sysv_vzeroupper): Don't
11831         recognize nested PARALLELs.
11832         (*call_pop_vzeroupper, *sibcall_pop_vzeroupper,
11833         *call_value_rex64_ms_sysv_vzeroupper, *call_value_pop_vzeroupper,
11834         *sibcall_value_pop_vzeroupper): Likewise.
11835
11836 2011-08-04  Richard Henderson  <rth@redhat.com>
11837
11838         PR middle-end/49968
11839         * calls.c (expand_call): Use fixup_args_size_notes for
11840         emit_stack_restore.
11841         * expr.c (fixup_args_size_notes): Allow STACK_POINTER_REGNUM sets
11842         in non-standard modes.
11843
11844 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
11845
11846         * gcc.c (self_spec): New variable.
11847         (static_specs): Add self_spec.
11848         (main): Call do_self_spec on "self_spec" specs after reading
11849         user specs files.  Move compare_debug handling right after that.
11850
11851 2011-08-04  Richard Guenther  <rguenther@suse.de>
11852
11853         * tree-vrp.c (vrp_expr_computes_nonnegative): Remove.
11854         (value_range_nonnegative_p): New function.
11855         (ssa_name_nonnegative_p): Use it.
11856         (value_range_constant_singleton): New function.
11857         (op_with_constant_singleton_value_range): Use it.
11858         (extract_range_from_binary_expr_1): New function, split out from ...
11859         (extract_range_from_binary_expr): ... this.  Remove fallback
11860         constant folding done here.
11861
11862 2011-08-04  Richard Guenther  <rguenther@suse.de>
11863
11864         PR tree-optimization/49806
11865         * tree-vrp.c (op_with_boolean_value_range_p): New function.
11866         (simplify_truth_ops_using_ranges): Simplify.  Allow inserting
11867         a new statement for a final conversion to bool.
11868
11869 2011-08-04  Romain Geissler  <romain.geissler@gmail.com>
11870
11871         * gengtype-state.c: Include "bconfig.h" if
11872         GENERATOR_FILE is defined, "config.h" otherwise.
11873         * gengtype.c: Likewise.
11874         * gengtype-lex.l: Likewise.
11875         * gengtype-parse.c: Likewise.
11876         * Makefile.in (gengtype-lex.o-warn): New variable.
11877         (plugin_resourcesdir): Likewise.
11878         (plugin_bindir): Likewise.
11879         (plugin_includedir): Use $(plugin_resourcesdir) as prefix base.
11880         (MOSTLYCLEANFILES): Add gengtype$(exeext).
11881         (native): Depend on gengtype$(exeext) is $enable_plugin
11882         is set to "yes".
11883         (gtype.state): Depend on s-gtype. Use temporary file.
11884         (gengtype-lex.o): New rule.
11885         (gengtype-parse.o): Likewise.
11886         (gengtype-state.o): Likewise.
11887         (gengtype$(exeext)): Likewise.
11888         (install-gengtype): Likewise.
11889         (gengtype.o): Likewise.
11890         (build/gengtype.o): Depend on version.h.
11891         (build/gengtype-state): Depend on double-int.h, version.h,
11892         $(HASHTAB_H), $(OBSTACK_H), $(XREGEX_H) and build/errors.o.
11893         (install-plugin): Depend on install-gengtype.
11894
11895 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
11896
11897         PR middle-end/49905
11898         * tree.h (init_attributes): New prototype.
11899         * attribs.c (init_attributes): No longer static.
11900
11901 2011-08-04  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11902
11903         * config/arm/arm.c (arm_set_fixed_optab_libfunc): Constify
11904         maybe_suffix.
11905
11906 2011-08-03   David Li  <davidxl@google.com>
11907
11908         * tree-optimize.c (execute_fixup_cfg): Fix up entry
11909         outgoing edge counts after inlining.
11910
11911 2011-08-03   David Li  <davidxl@google.com>
11912
11913         * profile.c (compute_branch_probabilities): Compute
11914         function frequency after profile annotation.
11915
11916 2011-08-04  Alan Modra  <amodra@gmail.com>
11917
11918         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Simplify
11919         use_backchain_to_restore_sp initialisation.
11920         (rs6000_legitimate_offset_address_p): Simplify offset test.
11921
11922 2011-08-03  Richard Henderson  <rth@redhat.com>
11923
11924         * config/spu/spu.md: Use define_c_enum instead of define_constants.
11925         (UNSPECV_BLOCKAGE, UNSPECV_LNOP, UNSPECV_SYNC): Rename from UNSPEC_*.
11926         (UNSPECV_NOP): New.
11927
11928 2011-08-03  Richard Henderson  <rth@redhat.com>
11929
11930         PR target/34888
11931         * config/avr/avr.md: New splitter for REG_ARGS_SIZE 0.
11932
11933 2011-08-03  Jakub Jelinek  <jakub@redhat.com>
11934
11935         PR tree-optimization/49948
11936         * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
11937
11938 2011-08-03  Anatoly Sokolov  <aesok@post.ru>
11939
11940         * config/m32c/m32c.c (class_sizes): Remove.
11941         (reduce_class): Change arguments and return type to reg_class_t.
11942         Change type cc var to HARD_REG_SET. Change type best var to
11943         reg_class_t. Change type best_size var to unsigned int. Remove
11944         initialization class_sizes var. Use reg_class_size array instead
11945         of class_sizes. Use reg_class_contents array instead
11946         of class_contents.
11947
11948 2011-08-03  Richard Guenther  <rguenther@suse.de>
11949
11950         PR middle-end/49958
11951         * fold-const.c (fold_binary_loc): Only associate
11952         (+ (+ (* a b) c) (* d e)) as (+ (+ (* a b) (* d e)) c) if
11953         overflow wraps.
11954
11955 2011-08-03  Alan Modra  <amodra@gmail.com>
11956
11957         PR rtl-optimization/49941
11958         * jump.c (mark_jump_label): Comment.
11959         (mark_jump_label_1): Set JUMP_LABEL for return jumps.
11960         * emit-rtl.c (copy_rtx_if_shared_1, copy_insn_1): Leave RETURN shared.
11961         (mark_used_flags): Don't mark RETURN.
11962
11963 2011-08-03  Richard Guenther  <rguenther@suse.de>
11964
11965         PR tree-optimization/49938
11966         * tree-scalar-evolution.c (interpret_loop_phi): Gracefully
11967         deal with a POLYNOMIAL_CHREC.
11968
11969 2011-08-03  Revital Eres  <revital.eres@linaro.org>
11970
11971         * modulo-sched.c (calculate_stage_count,
11972         calculate_must_precede_follow, get_sched_window,
11973         try_scheduling_node_in_cycle, remove_node_from_ps): Add
11974         declaration.
11975         (update_node_sched_params, set_must_precede_follow, optimize_sc):
11976         New functions.
11977         (reset_sched_times): Call update_node_sched_params.
11978         (sms_schedule): Call optimize_sc.
11979         (get_sched_window): Change function arguments.
11980         (sms_schedule_by_order): Update call to get_sched_window.
11981         Call set_must_precede_follow.
11982         (calculate_stage_count): Add function argument.
11983
11984 2011-08-02  Richard Henderson  <rth@redhat.com>
11985
11986         PR target/49864
11987         PR target/49879
11988         * reg-notes.def (REG_ARGS_SIZE): New.
11989         * calls.c (emit_call_1): Emit REG_ARGS_SIZE for call_pop.
11990         (expand_call): Add REG_ARGS_SIZE to emit_stack_restore.
11991         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jumping to
11992         different stack levels.
11993         * combine-stack-adj.c (adjust_frame_related_expr): Remove.
11994         (maybe_move_args_size_note): New.
11995         (combine_stack_adjustments_for_block): Use it.
11996         * combine.c (distribute_notes): Place REG_ARGS_SIZE.
11997         * dwarf2cfi.c (dw_cfi_row_struct): Remove args_size member.
11998         (dw_trace_info): Add beg_true_args_size, end_true_args_size,
11999         beg_delay_args_size, end_delay_args_size, eh_head, args_size_undefined.
12000         (cur_cfa): New.
12001         (queued_args_size): Remove.
12002         (add_cfi_args_size): Assert size is non-negative.
12003         (stack_adjust_offset, dwarf2out_args_size): Remove.
12004         (dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust): Remove.
12005         (notice_args_size, notice_eh_throw): New.
12006         (dwarf2out_frame_debug_def_cfa): Use cur_cfa.
12007         (dwarf2out_frame_debug_adjust_cfa): Likewise.
12008         (dwarf2out_frame_debug_cfa_offset): Likewise.
12009         (dwarf2out_frame_debug_expr): Likewise.  Don't stack_adjust_offset.
12010         (dwarf2out_frame_debug): Don't handle non-frame-related-p insns.
12011         (change_cfi_row): Don't emit args_size.
12012         (maybe_record_trace_start_abnormal): Split out from ...
12013         (maybe_record_trace_start): Here.  Set args_size_undefined.
12014         (create_trace_edges): Update to match.
12015         (scan_trace): Handle REG_ARGS_SIZE.
12016         (connect_traces): Connect args_size between EH insns.
12017         * emit-rtl.c (try_split): Handle REG_ARGS_SIZE.
12018         * explow.c (suppress_reg_args_size): New.
12019         (adjust_stack_1): Split out from ...
12020         (adjust_stack): ... here.
12021         (anti_adjust_stack): Use it.
12022         (allocate_dynamic_stack_space): Suppress REG_ARGS_SIZE.
12023         * expr.c (mem_autoinc_base): New.
12024         (fixup_args_size_notes): New.
12025         (emit_single_push_insn_1): Rename from emit_single_push_insn.
12026         (emit_single_push_insn): New.  Generate REG_ARGS_SIZE.
12027         * recog.c (peep2_attempt): Handle REG_ARGS_SIZE.
12028         * reload1.c (reload_as_needed): Likewise.
12029         * rtl.h (fixup_args_size_notes): Declare.
12030
12031 2011-08-02  Paolo Carlini  <paolo.carlini@oracle.com>
12032
12033         PR bootstrap/49914
12034         * fold-const.c (fold_plusminus_mult_expr): Use abs_hwi instead
12035         of abs.
12036         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
12037         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
12038
12039 2011-08-02  Richard Henderson  <rth@redhat.com>
12040
12041         * config/h8300/h8300.c (push, pop): Return the insn.
12042         (h8300_swap_into_er6): Generate correct unwind info.
12043         (h8300_swap_out_of_er6): Likewise.
12044         * dwarf2cfi.c (def_cfa_1): Clear cfa_cfi if we no longer have a
12045         complex cfa expression.
12046         (dwarf2out_frame_debug_def_cfa): Allow (plus (mem) (const_int)) too.
12047
12048 2011-08-02  H.J. Lu  <hongjiu.lu@intel.com>
12049
12050         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
12051
12052 2011-08-02  Richard Henderson  <rth@redhat.com>
12053
12054         PR target/49878
12055         * config/h8300/h8300.c (h8300_move_ok): New.
12056         * config/h8300/h8300-protos.h: Declare it.
12057         * config/h8300/h8300.md (P): New mode iterator.
12058         (*movqi_h8300, *movqi_h8300hs, movqi): Use h8300_move_ok.
12059         (*movqi_h8sx, *movhi_h8300, *movhi_h8300hs, movhi): Likewise.
12060         (movsi, *movsi_h8300, *movsi_h8300hs): Likewise.
12061         (*pushqi1_h8300): Rename from pushqi1_h8300; use PRE_MODIFY.
12062         (*pushqi1_h8300hs_<P>): Macroize from pushqi1_h8300hs_advanced
12063         and pushqi1_h8300hs_normal; use PRE_MODIFY and
12064         register_no_sp_elim_operand.
12065         (*pushhi1_h8300hs_<P>): Similarly.
12066         (pushqi1, pushhi1, pushhi1_h8300): Remove.
12067         * config/h8300/predicates.md (register_no_sp_elim_operand): New.
12068
12069 2011-08-02  Richard Henderson  <rth@redhat.com>
12070
12071         PR target/49881
12072         * config/avr/avr.md (push<MPUSH>1): Don't constrain the operand.
12073
12074 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
12075
12076         * c-parser.c (enum c_parser_prec): New enum, moved from within
12077         c_parser_binary_expression.
12078         (c_parser_binary_expression): Add PREC argument.  Stop parsing
12079         if operator has lower or equal precedence than PREC.
12080         (c_parser_conditional_expression, c_parser_omp_for_loop): Adjust
12081         callers.
12082         (c_parser_omp_atomic): Handle parsing OpenMP 3.1 atomics.
12083         Adjust c_finish_omp_atomic caller.
12084         (c_parser_omp_taskyield): New function.
12085         (c_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
12086         (c_parser_omp_clause_name): Handle final and mergeable clauses.
12087         (c_parser_omp_clause_final, c_parser_omp_clause_mergeable): New
12088         functions.
12089         (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
12090         and PRAGMA_OMP_CLAUSE_MERGEABLE.
12091         (OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
12092         (c_parser_omp_clause_reduction): Handle min and max.
12093         * c-typeck.c (c_finish_omp_clauses): Don't complain about
12094         const qualified predetermined vars in firstprivate clause.
12095         andle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
12096         Handle MIN_EXPR and MAX_EXPR.
12097         * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FINAL
12098         and OMP_CLAUSE_MERGEABLE.
12099         (dump_generic_node): Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD
12100         and OMP_ATOMIC_CAPTURE_NEW.
12101         * tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FINAL and
12102         OMP_CLAUSE_MERGEABLE.
12103         (omp_clause_code_name): Likewise.
12104         (walk_tree_1): Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
12105         * tree.h (enum omp_clause_code): Add OMP_CLAUSE_FINAL
12106         and OMP_CLAUSE_MERGEABLE.
12107         (OMP_CLAUSE_FINAL_EXPR): Define.
12108         * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FINAL and
12109         OMP_CLAUSE_MERGEABLE.
12110         (expand_task_call): Likewise.
12111         (expand_omp_atomic_load, expand_omp_atomic_store): New functions.
12112         (expand_omp_atomic_fetch_op): Handle cases where old or new
12113         value is needed afterwards.
12114         (expand_omp_atomic): Call expand_omp_atomic_load resp.
12115         expand_omp_atomic_store.
12116         * gimplify.c (gimplify_omp_atomic, gimplify_expr): Handle
12117         OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and OMP_ATOMIC_CAPTURE_NEW.
12118         (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
12119         OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
12120         * tree-nested.c (convert_nonlocal_omp_clauses,
12121         convert_local_omp_clauses): Likewise.
12122         * tree.def (OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD,
12123         OMP_ATOMIC_CAPTURE_NEW): New.
12124         * gimple.h (GF_OMP_ATOMIC_NEED_VALUE): New.
12125         (gimple_omp_atomic_need_value_p, gimple_omp_atomic_set_need_value):
12126         New inlines.
12127         * omp-builtins.def (BUILT_IN_GOMP_TASKYIELD): New builtin.
12128         * doc/generic.texi: Mention OMP_CLAUSE_COLLAPSE,
12129         OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
12130
12131 2011-08-02  Kai Tietz  <ktietz@redhat.com>
12132
12133         * gimple.c (canonicalize_cond_expr_cond): Handle cast from
12134         boolean-type.
12135         (ssa_forward_propagate_and_combine): Interprete result of
12136         forward_propagate_comparison.
12137         * gcc/gimple-fold.c (fold_gimple_assign): Add canonicalization for
12138         boolean-typed operands for comparisons.
12139
12140 2011-08-02  Georg-Johann Lay  <avr@gjlay.de>
12141
12142         * config/avr/libgcc.S: Gather related function in the
12143         same input section.
12144         (__mulqihi3, __mulqihi3, __divmodqi4, __divmodhi4, __udivmodsi4,
12145         __divmodsi4): Use XCALL/XJMP instead of rcall/rjmp for external
12146         references.
12147         (__udivmodqi4, __divmodqi4, __udivmodhi4, __divmodhi4,
12148         __udivmodsi4, __divmodsi4, __prologue_saves__,
12149         __epilogue_restores__, _exit, __tablejump2__, __tablejump__,
12150         __do_copy_data, __do_clear_bss, __do_global_ctors,
12151         __do_global_dtors, __tablejump_elpm__): Enclose in DEFUN/ENDF.
12152
12153 2011-08-02  Uros Bizjak  <ubizjak@gmail.com>
12154
12155         PR target/47766
12156         * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
12157         (stack_protect_test): The pattern compares ptr_mode value.
12158
12159 2011-08-02  Alan Modra  <amodra@gmail.com>
12160
12161         * config/rs6000/rs6000.c (rs6000_emit_prologue): Add REG_CFA_RESTORE
12162         note for save_LR_around_toc_setup sequence.
12163
12164 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
12165
12166         * config/i386/lzcntintrin.h (__lzcnt64): Replace long with long long.
12167
12168 2011-08-01  Sebastian Pop  <sebastian.pop@amd.com>
12169             Joseph Myers  <joseph@codesourcery.com>
12170
12171         * Makefile.in (hwint.o): Depend on DIAGNOSTIC_CORE_H.
12172         * hwint.c: Include diagnostic-core.h.
12173         (abs_hwi): New.
12174         (gcd): Moved here...
12175         (pos_mul_hwi): New.
12176         (mul_hwi): New.
12177         (least_common_multiple): Moved here...
12178         * hwint.h (gcd): ... from here.
12179         (least_common_multiple): ... from here.
12180         (HOST_WIDE_INT_MIN): New.
12181         (HOST_WIDE_INT_MAX): New.
12182         (abs_hwi): Declared.
12183         (gcd): Declared.
12184         (pos_mul_hwi): Declared.
12185         (mul_hwi): Declared.
12186         (least_common_multiple): Declared.
12187         * omega.c (check_pos_mul): Removed.
12188         (check_mul): Removed.
12189         (omega_solve_geq): Use pos_mul_hwi instead of check_pos_mul and
12190         mul_hwi instead of check_mul.
12191
12192 2011-08-01  Richard Henderson  <rth@redhat.com>
12193
12194         PR target/49881
12195         * config/avr/avr.h (PUSH_ROUNDING): New.
12196         * config/avr/avr.md (pushqi1): Rename from *pushqi.
12197         (*pushhi, *pushsi, *pushsf): Remove.
12198         (MPUSH): New mode iterator.
12199         (push<MPUSH>1): New expander.
12200
12201 2011-08-01  Anatoly Sokolov  <aesok@post.ru>
12202
12203         * config/mmix/mmix.h (PREFERRED_RELOAD_CLASS,
12204         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
12205         * config/mmix/mmix-protos.h (mmix_preferred_reload_class,
12206         mmix_preferred_output_reload_class): Remove.
12207         * config/mmix/mmix.c (mmix_preferred_reload_class,
12208         mmix_preferred_output_reload_class): Make static. Change rclass
12209         argument and return type to reg_class_t.
12210         (TARGET_PREFERRED_RELOAD_CLASS,
12211         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
12212
12213 2011-08-01  Joern Rennecke  <joern.rennecke@embecosm.com>
12214
12215         * mode-switching.c (optimize_mode_switching): Fix bug in MODE_AFTER
12216         handling.
12217
12218 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
12219
12220         PR target/47766
12221         * config/i386/i386.md (PTR): New.
12222         (stack_protect_set: Check TARGET_LP64 instead of TARGET_64BIT.
12223         (stack_protect_test): Likewise.
12224         (stack_protect_set_<mode>): Replace ":P" with ":PTR".
12225         (stack_tls_protect_set_<mode>): Likewise.
12226         (stack_tls_protect_test_<mode>): Likewise.
12227
12228 2011-08-01  Uros Bizjak  <ubizjak@gmail.com>
12229
12230         PR target/49927
12231         * config/i386/i386.c (ix86_address_subreg_operand): New.
12232         (ix86_decompose_address): Use ix86_address_subreg_operand.
12233         (ix86_legitimate_address_p): Do not assert that subregs satisfy
12234         register_no_elim_operand in DImode.
12235
12236 2011-08-01  Ira Rosen  <ira.rosen@linaro.org>
12237
12238         PR tree-optimization/49926
12239         * tree-vect-loop.c (vect_is_slp_reduction): Check that a statement
12240         in a chain doesn't have uses both inside and outside the loop.
12241
12242 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
12243
12244         * config/avr/avr.h (mcu_type_s): Add errata_skip field.
12245         * config/avr/avr-devices.c (avr_mcu_types): Use it.
12246         * config/avr/avr-mcus.def (AVR_MCU): Use it.
12247         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it to builtin
12248         define __AVR_ERRATA_SKIP__ and __AVR_ERRATA_SKIP_JMP_CALL__.
12249         * config/avr/libgcc.S (__mulshisi3, __ffshi2, __fmulsu_exit):
12250         Use __AVR_ERRATA_SKIP_JMP_CALL__ instead of __AVR_HAVE_JMP_CALL__
12251         to detect if XJMP must not be skipped.
12252
12253 2011-08-02  Alan Modra  <amodra@gmail.com>
12254
12255         * config/rs6000/rs6000-protos.h (rs6000_save_toc_in_prologue_p):
12256         Delete.
12257         * config/rs6000/rs6000.c (rs6000_save_toc_in_prologue_p): Make static.
12258         (rs6000_emit_prologue): Don't prematurely return when
12259         TARGET_SINGLE_PIC_BASE.  Don't emit eh_frame info in
12260         save_toc_in_prologue case.
12261         (rs6000_call_indirect_aix): Only disallow save_toc_in_prologue for
12262         calls_alloca.
12263
12264 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
12265
12266         * config/avr/avr-devices.c: Delete SVN property svn:executable.
12267         * config/avr/predicates.md: Ditto.
12268         * config/avr/driver-avr.c: Ditto.
12269         * config/avr/genopt.sh: Set SVN property svn:executable to *.
12270
12271 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
12272
12273         * calls.c (emit_library_call_value_1): Declare size only if
12274         BLOCK_REG_PADDING is defined.
12275
12276 2011-08-01  Kirill Yukhin  <kirill.yukhin@intel.com>
12277
12278         PR target/49547
12279         * config.gcc (i[34567]86-*-*): Replace abmintrin.h with lzcntintrin.h.
12280         (x86_64-*-*): Likewise.
12281         * config/i386/i386.opt (mlzcnt): New.
12282         * config/i386/abmintrin.h: File removed.
12283         (__lzcnt_u16, __lzcnt, __lzcnt_u64): Moved to ...
12284         * config/i386/lzcntintrin.h: ... here.  New file.
12285         (__lzcnt): Rename to ...
12286         (__lzcnt32): ... this.
12287         * config/i386/bmiintrin.h (head): Update copyright year.
12288         (__lzcnt_u16): Removed.
12289         (__lzcnt_u32): Likewise.
12290         (__lzcnt_u64): Likewise.
12291         * config/i386/x86intrin.h: Include lzcntintrin.h when __LZCNT__
12292         is defined, remove abmintrin.h.
12293         * config/i386/cpuid.h (bit_LZCNT): New.
12294         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
12295         LZCNT feature.
12296         * config/i386/i386-c.c (ix86_target_macros_internal): Define
12297         __LZCNT__ if needed.
12298         * config/i386/i386.c (ix86_target_string): New option -mlzcnt.
12299         (ix86_option_override_internal): Handle LZCNT option.
12300         (ix86_valid_target_attribute_inner_p): Likewise.
12301         (struct builtin_description bdesc_args) <IX86_BUILTIN_CLZS>: Update.
12302         * config/i386/i386.h (TARGET_LZCNT): New.
12303         (CLZ_DEFINED_VALUE_AT_ZERO): Update.
12304         * config/i386/i386.md (clz<mode>2): Update insn constraint.
12305         (clz<mode>2_lzcnt): Likewise.
12306         * doc/invoke.texi: Mention -mlzcnt option.
12307         * doc/extend.texi: Likewise.
12308
12309 2011-08-01  Julian Brown  <julian@codesourcery.com>
12310
12311         * configure.ac (fixed-point): Add ARM support.
12312         * configure: Regenerate.
12313         * config/arm/arm.c (arm_fixed_mode_set): New struct.
12314         (arm_set_fixed_optab_libfunc): New.
12315         (arm_set_fixed_conv_libfunc): New.
12316         (arm_init_libfuncs): Initialise fixed-point helper libfuncs with
12317         ARM-specific names.
12318         (aapcs_libcall_value): Return sub-word-size fixed-point libcall
12319         return values in SImode.
12320         (arm_return_in_msb): Return fixed-point types in the msb.
12321         (arm_pad_reg_upwards, arm_pad_arg_upwards): Pad fixed-point types
12322         upwards.
12323         (arm_scalar_mode_supported_p): Support fixed-point modes.
12324         (arm_vector_mode_supported_p): Support vector fixed-point modes.
12325         * config/arm/arm.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE)
12326         (LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE)
12327         (SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE)
12328         (LONG_LONG_ACCUM_TYPE_SIZE, MAX_FIXED_MODE_SIZE): Define.
12329         * config/arm/iterators.md (FIXED, ADDSUB, UQADDSUB, QADDSUB, QMUL):
12330         New mode iterators.
12331         (qaddsub_suf): New mode attribute.
12332         * config/arm/arm-modes.def (FRACT, UFRACT, ACCUM, UACCUM): Declare
12333         vector modes.
12334         * config/arm/predicates.md (sat_shift_operator): New predicate.
12335         * config/arm/arm-fixed.md: New.
12336         * config/arm/arm.md: Include arm-fixed.md.
12337         * config/arm/t-arm (MD_INCLUDES): Add arm-fixed.md.
12338
12339 2011-08-01  Julian Brown  <julian@codesourcery.com>
12340
12341         * calls.c (emit_library_call_value_1): Support padding for libcall
12342         arguments and return values.
12343         * config/arm/arm.c (arm_pad_arg_upward): Pad half-float values
12344         downwards in big-endian mode.
12345
12346 2011-08-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12347
12348         PR debug/49887
12349         * config/sol2.c (solaris_code_end): Rename to solaris_file_end.
12350         * config/sol2-protos.h: Likewise.
12351         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Don't call
12352         solaris_code_end.
12353         * config/i386/sol2.h [!USE_GAS] (TARGET_ASM_FILE_END): Redefine.
12354         * config/sparc/sparc.c (sparc_file_end) [TARGET_SOLARIS]: Call
12355         solaris_file_end.
12356         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Remove.
12357
12358 2011-08-01  Julian Brown  <julian@codesourcery.com>
12359
12360         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Support FIXED_CST.
12361
12362 2011-08-01  Julian Brown  <julian@codesourcery.com>
12363
12364         * final.c (output_addr_const): Print fixed-point constants as
12365         decimal not hex.
12366
12367 2011-08-01  Richard Guenther  <rguenther@suse.de>
12368
12369         * stor-layout.c (initialize_sizetypes): Properly sign-extend
12370         bitsiztype TYPE_MAX_VALUE.
12371
12372 2011-08-01  Julian Brown  <julian@codesourcery.com>
12373
12374         * optabs.c (prepare_cmp_insn): Use correct biasing for fixed-point
12375         comparison helpers.
12376
12377 2011-07-31  Richard Henderson  <rth@redhat.com>
12378
12379         * config/h8300/crti.asm: Add flags to .section directive.
12380         * config/h8300/crtn.asm: Likewise.
12381
12382 2011-07-31  Richard Henderson  <rth@redhat.com>
12383
12384         * stor-layout.c (initialize_sizetypes): Handle unsigned short.
12385         * tree.c (build_common_tree_nodes): Likewise.
12386
12387 2011-07-31  Kaz Kojima  <kkojima@gcc.gnu.org>
12388
12389         PR target/49880
12390         * config/sh/sh.md (udivsi3_i1): Enable for TARGET_DIVIDE_CALL_DIV1.
12391         (divsi3_i1): Likewise.
12392
12393 2011-07-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
12394
12395         PR tree-optimization/49749
12396         * tree-ssa-reassoc.c (get_rank): New forward declaration.
12397         (PHI_LOOP_BIAS): New macro.
12398         (phi_rank): New function.
12399         (loop_carried_phi): Likewise.
12400         (propagate_rank): Likewise.
12401         (get_rank): Add calls to phi_rank and propagate_rank.
12402
12403 2011-07-31  H.J. Lu  <hongjiu.lu@intel.com>
12404
12405         * config/i386/x86-64.h (SIZE_TYPE): Check TARGET_LP64 instead
12406         of TARGET_64BIT.
12407         (PTRDIFF_TYPE): Likewise.
12408
12409 2011-07-31  Uros Bizjak  <ubizjak@gmail.com>
12410
12411         PR target/49920
12412         * config/i386/i386.md (strset): Do not expand strset_singleop
12413         when %eax or $edi are fixed.
12414         (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
12415         (*strsetsi_1): Ditto.
12416         (*strsethi_1): Ditto.
12417         (*strsetqi_1): Ditto.
12418         (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
12419         (*rep_stossi): Ditto.
12420         (*rep_stosqi): Ditto.
12421         (*strlenqi_1): Ditto.
12422         (cmpstrnsi): Also fail when %ecx is fixed.
12423         (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
12424         (*cmpstrnqi_1): Ditto.
12425         (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
12426         (*strmovsi_1): Ditto.
12427         (*strmovhi_1): Ditto.
12428         (*strmovqi_1): Ditto.
12429         (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
12430         (*rep_movsi): Ditto.
12431         (*rep_movqi): Ditto.
12432
12433 2011-07-31  Mikael Pettersson  <mikpe@it.uu.se>
12434
12435         PR target/47908
12436         * config/m68k/m68k.c (m68k_override_options_after_change): New function.
12437         Disable instruction scheduling for non-ColdFire targets.
12438         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
12439
12440 2011-07-31  Revital Eres  <revital.eres@linaro.org>
12441
12442         * ddg.c (create_ddg_dep_from_intra_loop_link): Remove the creation
12443         of anti-dep edge from a branch.
12444         (add_cross_iteration_register_deps): Create anti-dep edge from
12445         a branch.
12446
12447 2011-07-31  Revital Eres  <revital.eres@linaro.org>
12448
12449         * modulo-sched.c: Change comment.
12450         (reset_sched_times): Fix print message.
12451         (print_partial_schedule): Add print info.
12452
12453 2011-07-31  Tom de Vries  <tom@codesourcery.com>
12454
12455         PR middle-end/43513
12456         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Use max of
12457         get_object_alignment and TYPE_ALIGN.
12458
12459 2011-07-30  Tom de Vries  <tom@codesourcery.com>
12460
12461         PR middle-end/43513
12462         * tree-ssa-dce.c (ref_may_be_aliased): Add assert.
12463         (propagate_necessity): Handle WITH_SIZE_EXPR call arg.
12464
12465 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12466
12467         * config/mips/driver-native.c [__sgi__]: Include <invent.h>,
12468         <sys/sbd.h>.
12469         (cpu_types): New array.
12470         (cputype): New function.
12471         (host_detect_local_cpu): Only define buf, f if !__sgi__.
12472         Use scaninvent instead of /proc/cpuinfo if __sgi__.
12473         * config.host: Also use driver-native.o, mips/x-native on
12474         mips-sgi-irix*.
12475         * config/mips/iris6.h [__mips__] (host_detect_local_cpu): Declare.
12476         (EXTRA_SPEC_FUNCTIONS, MARCH_MTUNE_NATIVE_SPECS): Define.
12477         (DRIVER_SELF_SPECS): Add MARCH_MTUNE_NATIVE_SPECS.
12478
12479 2011-07-29  Jakub Jelinek  <jakub@redhat.com>
12480
12481         PR middle-end/49897
12482         PR middle-end/49898
12483         * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
12484         in nested parallel and outer is a gimple_reg, mark it as addressable
12485         and set its bit in task_shared_vars bitmap too.
12486
12487 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
12488
12489         * config/i386/predicates.md (tp_or_register_operand): Remove predicate.
12490
12491 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12492
12493         * config/alpha/driver-alpha.c (IMPLVER_EV4_FAMILY,
12494         IMPLVER_EV5_FAMILY, IMPLVER_EV6_FAMILY, IMPLVER_EV7_FAMILY): Define.
12495         (AMASK_BWX, AMASK_FIX, AMASK_CIX, AMASK_MVI, AMASK_PRECISE,
12496         AMASK_LOCKPFTCHOK): Define.
12497         (host_detect_local_cpu): Remove buf, f, cpu_names.
12498         Define cpu_types, implver, amask.
12499         Use __builtin_alpha_implver, __builtin_alpha_amask to determine
12500         native CPU.
12501         * config.host: Also use driver-alpha.o, alpha/x-alpha on
12502         alpha*-dec-osf*.
12503         * config/alpha/osf5.h [__alpha__ || __alpha]
12504         (host_detect_local_cpu): Declare.
12505         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS)
12506         (DRIVER_SELF_SPECS): Define.
12507
12508 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
12509
12510         PR target/47715
12511         * config/i386/i386.md (*load_tp_x32): New.
12512         (*load_tp_x32_zext): Ditto.
12513         (*add_tp_x32): Ditto.
12514         (*add_tp_x32_zext): Ditto.
12515         (*load_tp_<mode>): Disable for TARGET_X32 targets.
12516         (*add_tp_<mode>): Ditto.
12517         * config/i386/i386.c (get_thread_pointer): Load thread pointer in
12518         ptr_mode and convert to Pmode if needed.
12519
12520 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
12521
12522         PR target/49687
12523         * config/avr/avr.md (mulsi3, *mulsi3, mulu<mode>si3,
12524         muls<mode>si3, mulohisi3, mulhisi3, umulhisi3, usmulhisi3,
12525         *<any_extend:extend_prefix><any_extend2:extend_prefix>mul<QIHI:mode><QIHI2:mode>si3):
12526         Add X to register footprint: Clobber r26/r27.
12527
12528 2011-07-29  Richard Guenther  <rguenther@suse.de>
12529
12530         * builtins.c (fold_builtin_signbit): Build the comparison
12531         with a proper type.
12532
12533 2011-07-29  Richard Guenther  <rguenther@suse.de>
12534
12535         PR tree-optimization/49893
12536         * tree-predcom.c (suitable_reference_p): Volatile references
12537         are not suitable.
12538
12539 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
12540
12541         PR target/49313
12542         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
12543         (__ctzsi2): Result for 0 may be undefined.
12544         (__ctzhi2): Result for 0 may be undefined.
12545         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
12546         (__popcountsi2): Ditto. And don't clobber r26.
12547         (__popcountdi2): Ditto. And don't clobber r27.
12548         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
12549         (parityhi2): New expand.
12550         (paritysi2): New expand.
12551         (popcounthi2): New expand.
12552         (popcountsi2): New expand.
12553         (clzhi2): New expand.
12554         (clzsi2): New expand.
12555         (ctzhi2): New expand.
12556         (ctzsi2): New expand.
12557         (ffshi2): New expand.
12558         (ffssi2): New expand.
12559         (copysignsf3): New insn.
12560         (bswapsi2): New expand.
12561         (*parityhi2.libgcc): New insn.
12562         (*parityqihi2.libgcc): New insn.
12563         (*paritysihi2.libgcc): New insn.
12564         (*popcounthi2.libgcc): New insn.
12565         (*popcountsi2.libgcc): New insn.
12566         (*popcountqi2.libgcc): New insn.
12567         (*popcountqihi2.libgcc): New insn-and-split.
12568         (*clzhi2.libgcc): New insn.
12569         (*clzsihi2.libgcc): New insn.
12570         (*ctzhi2.libgcc): New insn.
12571         (*ctzsihi2.libgcc): New insn.
12572         (*ffshi2.libgcc): New insn.
12573         (*ffssihi2.libgcc): New insn.
12574         (*bswapsi2.libgcc): New insn.
12575
12576 2011-07-29  Richard Guenther  <rguenther@suse.de>
12577
12578         * tree-vrp.c (get_value_range): Only set parameter default
12579         definitions to varying, leave others at undefined.
12580         (extract_range_from_binary_expr): Fix undefined handling.
12581         (vrp_visit_phi_node): Handle merged undefined state.
12582
12583 2011-07-29  Wei Guozhi  <carrot@google.com>
12584
12585         PR rtl-optimization/49799
12586         * combine.c (make_compound_operation): Check if the bit field is valid
12587         before change it to bit field extraction.
12588
12589 2011-07-29  Bernd Schmidt  <bernds@codesourcery.com>
12590
12591         PR rtl-optimization/49891
12592         * cfgrtl.c (force_nonfallthru_and_redirect): Set JUMP_LABEL for
12593         newly created returnjumps.
12594
12595 2011-07-28  DJ Delorie  <dj@redhat.com>
12596
12597         * expr.c (expand_expr_addr_expr_1): Detect a user request for a
12598         local frame in a naked function, and produce a suitable error for
12599         that specific case.
12600
12601         * config/m32c/m32c.c (m32c_secondary_reload_class): Allow PSI
12602         registers to be reloaded in HI classes when the target is HI.
12603
12604 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
12605
12606         * graphite-clast-to-gimple.c: Replace v1, v2, lb, ub with
12607         bound_one, bound_two.
12608
12609 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
12610
12611         PR middle-end/48648
12612         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Handle
12613         CLAST assignments.
12614         (translate_clast): Same.
12615         (translate_clast_assignment): New.
12616
12617 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
12618
12619         PR tree-optimization/49876
12620         * sese.c (rename_uses): Do not return false on gloog_error: set
12621         the new_expr to integer_zero_node and continue code generation.
12622         (graphite_copy_stmts_from_block): Remove early exit on gloog_error.
12623
12624 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
12625
12626         PR debug/49846
12627         * var-tracking.c (prepare_call_arguments): For non-MODE_INT stack
12628         arguments also check if they aren't initialized with a MODE_INT
12629         mode of the same size.
12630
12631 2011-07-28  Aldy Hernandez  <aldyh@redhat.com>
12632
12633         * expr.c (get_bit_range): Handle *MEM_REF's.
12634
12635 2011-07-28  Bernd Schmidt  <bernds@codesourcery.com>
12636
12637         * rtlanal.c (tablejump_p): False for returns.
12638         * reorg.c (first_active_target_insn): New static function.
12639         (find_end_label): Set JUMP_LABEL for a new returnjump.
12640         (optimize_skip, get_jump_flags, rare_destination,
12641         mostly_true_jump, get_branch_condition,
12642         steal_delay_list_from_target, own_thread_p,
12643         fill_simple_delay_slots, follow_jumps, fill_slots_from_thread,
12644         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
12645         dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs.
12646         * jump.c (delete_related_insns): Likewise.
12647         (jump_to_label_p): New function.
12648         (redirect_target): New static function.
12649         (redirect_exp_1): Use it.  Adjust to handle ret_rtx in JUMP_LABELS.
12650         (redirect_jump_1): Assert that the new label is nonnull.
12651         (redirect_jump): Likewise.
12652         (redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels.
12653         * ifcvt.c (find_if_case_1): Take care when redirecting jumps to the
12654         exit block.
12655         (dead_or_predicable): Change NEW_DEST arg to DEST_EDGE.  All callers
12656         changed.  Ensure that the right label is passed to redirect_jump.
12657         * function.c (emit_return_into_block,
12658         thread_prologue_and_epilogue_insns): Ensure new returnjumps have
12659         ret_rtx in their JUMP_LABEL.
12660         * print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL.
12661         * emit-rtl.c (skip_consecutive_labels): Allow the caller to
12662         pass ret_rtx as label.
12663         * cfglayout.c (fixup_reorder_chain): Use
12664         force_nonfallthru_and_redirect rather than force_nonfallthru.
12665         (duplicate_insn_chain): Copy JUMP_LABELs for returns.
12666         * rtl.h (ANY_RETURN_P): New macro.
12667         (jump_to_label_p): Declare.
12668         * resource.c (find_dead_or_set_registers): Handle ret_rtx in
12669         JUMP_LABELs.
12670         (mark_target_live_regs): Likewise.
12671         * basic-block.h (force_nonfallthru_and_redirect): Declare.
12672         * cfgrtl.c (force_nonfallthru_and_redirect): No longer static.
12673         * config/alpha/alpha.c (alpha_tablejump_addr_vec,
12674         alpha_tablejump_best_label): Remove functions.
12675         * config/alpha/alpha-protos.c (alpha_tablejump_addr_vec,
12676         alpha_tablejump_best_label): Remove declarations.
12677         * config/sh/sh.c (barrier_align, split_branches): Adjust for
12678         ret_rtx in JUMP_LABELs.
12679         * config/arm/arm.c (is_jump_table): Likewise.
12680
12681 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12682
12683         * config/i386/predicates.md (pic_32bit_opreand): Do not define as
12684         special predicate.  Remove explicit mode checks.
12685
12686 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
12687
12688         * dwarf2out.c (resolve_addr): For -gdwarf-2 don't optimize
12689         DW_AT_data_member_location containing just DW_OP_plus_uconst.
12690
12691         PR debug/49871
12692         * dwarf2out.c (size_of_die, value_format, output_die): Use
12693         DW_FORM_udata instead of DW_FORM_data[48] for
12694         dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
12695
12696 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12697
12698         * config/i386/i386.md (*tls_global_dynamic_64): Update
12699         length attribute.
12700
12701 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12702
12703         PR target/47715
12704         * config/i386/i386.md (*tls_global_dynamic_64): Remove mode from
12705         tls_symbolic_operand check.  Update code sequence for TARGET_X32.
12706         (tls_global_dynamic_64): Remove mode from tls_symbolic_operand check.
12707         (tls_dynamic_gnu2_64): Ditto.
12708         (*tls_dynamic_gnu2_lea_64): Ditto.
12709         (*tls_dynamic_gnu2_call_64): Ditto.
12710         (*tls_dynamic_gnu2_combine_64): Ditto.
12711
12712 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12713
12714         * config.gcc: Set need_64bit_hwint to yes for x86 targets.
12715
12716 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12717
12718         PR target/47364
12719         * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
12720
12721 2011-07-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
12722
12723         * config/arm/vfp.md ("*movdf_vfp"): Handle the VFP constraints
12724         before the core constraints. Adjust attributes.
12725         ("*thumb2_movdf_vfp"): Likewise.
12726
12727 2011-07-28  Kai Tietz  <ktietz@redhat.com>
12728
12729         * tree-vrp.c (simplify_stmt_using_ranges): Remove TRUTH_NOT_EXPR case.
12730         (simplify_truth_ops_using_ranges): Likewise.
12731         (build_assert_expr_for): Likewise.
12732         (build_assert_expr_for_1): Remove TRUTH_NOT_EXPR case
12733         and handle BIT_NOT_EXPR for truth-operation.
12734
12735 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
12736
12737         PR target/49313
12738         Undo r176835 from trunk
12739         2011-07-27  Georg-Johann Lay
12740
12741 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
12742
12743         PR target/49687
12744         * config/avr/t-avr (LIB1ASMFUNCS): Remove _xmulhisi3_exit.
12745         Add _muluhisi3, _mulshisi3, _usmulhisi3.
12746         * config/avr/libgcc.S (__mulsi3): Rewrite.
12747         (__mulhisi3): Rewrite.
12748         (__umulhisi3): Rewrite.
12749         (__usmulhisi3): New.
12750         (__muluhisi3): New.
12751         (__mulshisi3): New.
12752         (__mulohisi3): New.
12753         (__mulqi3, __mulqihi3, __umulqihi3, __mulhi3): Use DEFUN/ENDF to
12754         declare.
12755         * config/avr/predicates.md (pseudo_register_operand): Rewrite.
12756         (pseudo_register_or_const_int_operand): New.
12757         (combine_pseudo_register_operand): New.
12758         (u16_operand): New.
12759         (s16_operand): New.
12760         (o16_operand): New.
12761         * config/avr/avr.c (avr_rtx_costs): Handle costs for mult:SI.
12762         * config/avr/avr.md (QIHI, QIHI2): New mode iterators.
12763         (any_extend, any_extend2): New code iterators.
12764         (extend_prefix): New code attribute.
12765         (mulsi3): Rewrite. Turn insn to expander.
12766         (mulhisi3): Ditto.
12767         (umulhisi3): Ditto.
12768         (usmulhisi3): New expander.
12769         (*mulsi3): New insn-and-split.
12770         (mulu<mode>si3): New insn-and-split.
12771         (muls<mode>si3): New insn-and-split.
12772         (mulohisi3): New insn-and-split.
12773         (*uumulqihisi3, *uumulhiqisi3, *uumulhihisi3, *uumulqiqisi3,
12774         *usmulqihisi3, *usmulhiqisi3, *usmulhihisi3, *usmulqiqisi3,
12775         *sumulqihisi3, *sumulhiqisi3, *sumulhihisi3, *sumulqiqisi3,
12776         *ssmulqihisi3, *ssmulhiqisi3, *ssmulhihisi3, *ssmulqiqisi3): New
12777         insn-and-split.
12778         (*mulsi3_call): Rewrite.
12779         (*mulhisi3_call): Rewrite.
12780         (*umulhisi3_call): Rewrite.
12781         (*usmulhisi3_call): New insn.
12782         (*muluhisi3_call): New insn.
12783         (*mulshisi3_call): New insn.
12784         (*mulohisi3_call): New insn.
12785         (extendqihi2): Use combine_pseudo_register_operand as predicate
12786         for operand 1.
12787         (extendqisi2): Ditto.
12788         (zero_extendqihi2): Ditto.
12789         (zero_extendqisi2): Ditto.
12790         (zero_extendhisi2): Ditto.
12791         (extendhisi2): Ditto. Don't early-clobber operand 0.
12792
12793 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12794
12795         * config/i386/i386.c (add->lea splitter): Add SWI mode to PLUS RTX.
12796
12797 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12798
12799         PR tree-optimization/49471
12800         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Build an unsigned
12801         iv only when the largest type is unsigned.  Do not call
12802         lang_hooks.types.type_for_size.
12803
12804 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12805
12806         PR middle-end/45450
12807         * graphite-poly.c (apply_poly_transforms): Disable legality check
12808         after an openscop read.
12809
12810 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12811
12812         PR middle-end/47691
12813         * graphite-clast-to-gimple.c (translate_clast_user): Update use of
12814         copy_bb_and_scalar_dependences.
12815         * sese.c (rename_uses): Do not call gcc_assert.  Set gloog_error.
12816         (graphite_copy_stmts_from_block): Update call to rename_uses.
12817         (copy_bb_and_scalar_dependences): Update call to
12818         graphite_copy_stmts_from_block.
12819         * sese.h (copy_bb_and_scalar_dependences): Update declaration.
12820
12821 2011-07-27  Georg-Johann Lay  <avr@gjlay.de>
12822
12823         PR target/49313
12824         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
12825         (__ctzsi2): Result for 0 may be undefined.
12826         (__ctzhi2): Result for 0 may be undefined.
12827         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
12828         (__popcountsi2): Ditto. And don't clobber r26.
12829         (__popcountdi2): Ditto. And don't clobber r27.
12830         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
12831         (parityhi2): New expand.
12832         (paritysi2): New expand.
12833         (popcounthi2): New expand.
12834         (popcountsi2): New expand.
12835         (clzhi2): New expand.
12836         (clzsi2): New expand.
12837         (ctzhi2): New expand.
12838         (ctzsi2): New expand.
12839         (ffshi2): New expand.
12840         (ffssi2): New expand.
12841         (copysignsf3): New insn.
12842         (bswapsi2): New expand.
12843         (*parityhi2.libgcc): New insn.
12844         (*parityqihi2.libgcc): New insn.
12845         (*paritysihi2.libgcc): New insn.
12846         (*popcounthi2.libgcc): New insn.
12847         (*popcountsi2.libgcc): New insn.
12848         (*popcountqi2.libgcc): New insn.
12849         (*popcountqihi2.libgcc): New insn-and-split.
12850         (*clzhi2.libgcc): New insn.
12851         (*clzsihi2.libgcc): New insn.
12852         (*ctzhi2.libgcc): New insn.
12853         (*ctzsihi2.libgcc): New insn.
12854         (*ffshi2.libgcc): New insn.
12855         (*ffssihi2.libgcc): New insn.
12856         (*bswapsi2.libgcc): New insn.
12857
12858 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
12859
12860         * config/i386/i386.c (ix86_expand_move): Do not explicitly check
12861         the mode of symbolic_opreand RTXes.
12862
12863 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
12864
12865         * config/i386/predicates.md (x86_64_movabs_operand): Return false
12866         for pic_32bit_operand RTXes.
12867         * config/i386/i386.c (ix86_expand_move): Check x86_64_movabs_operand
12868         in DImode.
12869
12870 2011-07-27  Kai Tietz  <ktietz@redhat.com>
12871
12872         * config/i386/i386.c (ix86_option_override_internal): Allow -mabi
12873         for 32-bit, too.
12874         (ix86_handle_abi_attribute): Allow function attributes
12875         ms_abi/sysv_abi in 32-bit mode, too.
12876         * doc/extend.texi: Adjust attribute documentation.
12877
12878         * gimple-fold.c (or_comparisons_1): Remove TRUTH_AND/OR
12879         expression handling.
12880         (and_var_with_comparison_1): Likewise.
12881
12882 2011-07-27  Aldy Hernandez  <aldyh@redhat.com>
12883
12884         * params.h (ALLOW_STORE_DATA_RACES): New.
12885         * params.def (PARAM_ALLOW_STORE_DATA_RACES): New.
12886         * Makefile.in (expr.o): Depend on PARAMS_H.
12887         * machmode.h (get_best_mode): Add argument.
12888         * fold-const.c (optimize_bit_field_compare): Add argument to
12889         get_best_mode.
12890         (fold_truthop): Same.
12891         * ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field.
12892         * expr.c (emit_group_store): Same.
12893         (copy_blkmode_from_reg): Same.
12894         (write_complex_part): Same.
12895         (optimize_bitfield_assignment_op): Add argument.
12896         Add argument to get_best_mode.
12897         (get_bit_range): New.
12898         (expand_assignment): Calculate maxbits and pass it down accordingly.
12899         (store_field): New argument.
12900         (expand_expr_real_2): New argument to store_field.  Include params.h.
12901         * expr.h (store_bit_field): New argument.
12902         * stor-layout.c (get_best_mode): Restrict mode expansion by taking
12903         into account maxbits.
12904         * calls.c (store_unaligned_arguments_into_pseudos): New argument
12905         to store_bit_field.
12906         * expmed.c (store_bit_field_1): New argument.  Use it.
12907         (store_bit_field): Same.
12908         (store_fixed_bit_field): Same.
12909         (store_split_bit_field): Same.
12910         (extract_bit_field_1): Pass new argument to get_best_mode.
12911         (extract_bit_field): Same.
12912         * stmt.c (store_bit_field): Pass new argument to store_bit_field.
12913         * doc/invoke.texi: Document parameter allow-store-data-races.
12914
12915 2011-07-27  Jakub Jelinek  <jakub@redhat.com>
12916
12917         * dwarf2out.c (gen_producer_string): Ignore also -fverbose-asm option.
12918
12919 2011-07-27  Kai Tietz  <ktietz@redhat.com>
12920
12921         * tree-vrp.c (extract_range_from_binary_expr): Remove
12922         TRUTH-binary cases and add new bitwise-cases.
12923         (extract_range_from_assignment): Likewise.
12924         (register_edge_assert_for_1): Likeiwise.
12925         (register_edge_assert_for): Likewise.
12926         (simplify_truth_ops_using_ranges): Likewise.
12927         (simplify_stmt_using_ranges): Likewise.
12928
12929 2011-07-26  H.J. Lu  <hongjiu.lu@intel.com>
12930
12931         PR target/47372
12932         * config/i386/i386.c (ix86_delegitimize_address): Call
12933         simplify_gen_subreg for PIC with mode of x only if modes of
12934         x and orig_x are different.
12935
12936 2011-07-26  Jakub Jelinek  <jakub@redhat.com>
12937
12938         * dwarf2out.c (output_macinfo_op): Ensure fd->filename points
12939         to GC allocated copy of the string.
12940         (dwarf2out_finish): Emit .debug_macinfo or .debug_macro sections
12941         before .debug_line, not after it.
12942
12943 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12944
12945         PR middle-end/47046
12946         * tree-chrec.h (evolution_function_is_affine_p): Recursively call
12947         evolution_function_is_affine_p on CHREC_RIGHT.
12948
12949 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12950
12951         * tree-data-ref.c (max_stmt_executions_tree): Do not call
12952         lang_hooks.types.type_for_size.
12953
12954 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12955
12956         PR middle-end/47653
12957         * graphite-scop-detection.c (graphite_can_represent_loop): Discard
12958         loops using wrapping semantics.
12959
12960 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12961
12962         PR middle-end/48805
12963         * tree-scalar-evolution.c (instantiate_scev_r): Return
12964         chrec_dont_know for ADDR_EXPR.
12965
12966 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12967             H.J. Lu  <hongjiu.lu@intel.com>
12968
12969         PR target/47369
12970         PR target/49853
12971         * config/i386/i386.c (ix86_expand_move): Call convert_to_mode
12972         if legitimize_tls_address returned operand in wrong mode. Allow
12973         SImode and DImode symbolic operand for PIC.  Call convert_to_mode
12974         if legitimize_pic_address returned operand in wrong mode.
12975
12976 2011-07-26  Martin Jambor  <mjambor@suse.cz>
12977
12978         * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
12979         return false for invariants.
12980
12981 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12982
12983         * config/i386/i386.md (add->lea splitter): Implement using SWI
12984         mode iterator.  Change operand 2 predicate to <nonmemory_operand>.
12985         (add->lea zext splitter): Change operand 2 predicate to
12986         x86_64_nonmemory_operand.
12987
12988 2011-07-26  Richard Guenther  <rguenther@suse.de>
12989
12990         * predict.c (maybe_hot_frequency_p): Make sure a zero entry-block
12991         frequency makes everything hot.
12992
12993 2011-07-26  Richard Guenther  <rguenther@suse.de>
12994
12995         PR tree-optimization/49840
12996         * tree-vrp.c (range_fits_type_p): Properly handle full
12997         double-int precision.
12998
12999 2011-07-26  Martin Jambor  <mjambor@suse.cz>
13000
13001         PR bootstrap/49786
13002         * ipa-cp.c (update_profiling_info): Avoid overflow when updating
13003         counts.
13004         (update_specialized_profile): Likewise.
13005
13006 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
13007             H.J. Lu  <hongjiu.lu@intel.com>
13008
13009         PR target/47381
13010         PR target/49832
13011         PR target/49833
13012         * config/i386/i386.md (i): Change SImode attribute to "e".
13013         (g): Change SImode attribute to "rme".
13014         (di): Change SImode attribute to "nF".
13015         (general_operand): Change SImode attribute to x86_64_general_operand.
13016         (general_szext_operand): Change SImode attribute to
13017         x86_64_szext_general_operand.
13018         (immediate_operand): Change SImode attribute to
13019         x86_64_immediate_operand.
13020         (nonmemory_operand): Change SImode attribute to
13021         x86_64_nonmemory_operand.
13022         (*movdi_internal_rex64): Remove mode from pic_32bit_operand check.
13023         (*movsi_internal): Ditto.  Use "e" constraint in alternative 2.
13024         (*lea_1): Use SWI48 mode iterator.
13025         (*lea_1_zext): New insn pattern.
13026         (testsi_ccno_1): Use x86_64_nonmemory_operand predicate for operand 2.
13027         (*bt<mode>): Ditto.
13028         (*add<mode>1): Use x86_64_general_operand predicate for operand 2.
13029         Update operand constraints.
13030         (addsi_1_zext): Ditto.
13031         (*add<mode>2): Ditto.
13032         (*addsi_3_zext): Ditto.
13033         (*subsi_1_zext): Ditto.
13034         (*subsi_2_zext): Ditto.
13035         (*subsi_3_zext): Ditto.
13036         (*addsi3_carry_zext): Ditto.
13037         (*<plusminus_insn>si3_zext_cc_overflow): Ditto.
13038         (*mulsi3_1_zext): Ditto.
13039         (*andsi_1): Ditto.
13040         (*andsi_1_zext): Ditto.
13041         (*andsi_2_zext): Ditto.
13042         (*<any_or:code>si_1_zext): Ditto.
13043         (*<any_or:code>si_2_zext): Ditto.
13044         (*test<mode>_1): Use <general_operand> predicate for operand 1.
13045         (*and<mode>_2): Ditto.
13046         (mov<mode>cc): Use  <general_operand> predicate for operands 1 and 2.
13047         (add->lea splitter): Check operand modes in insn constraint.  Extend
13048         operands less than SImode wide to SImode.
13049         (add->lea zext splitter): Do not extend input operands to DImode.
13050         (*lea_general_1): Handle only QImode and HImode operands.
13051         (*lea_general_2): Ditto.
13052         (*lea_general_3): Ditto.
13053         (*lea_general_1_zext): Remove.
13054         (*lea_general_2_zext): Ditto.
13055         (*lea_general_3_zext): Ditto.
13056         (*lea_general_4): Check operand modes in insn constraint.  Extend
13057         operands less than SImode wide to SImode.
13058         (ashift->lea splitter): Ditto.
13059         * config/i386/i386.c (ix86_print_operand_address): Print address
13060         registers with 'q' modifier on 64bit targets.
13061         * config/i386/predicates.md (pic_32bit_opreand): Define as special
13062         predicate.  Reject non-SI and non-DI modes.
13063
13064 2011-07-25  Andrew Pinski  <apinski@cavium.com>
13065
13066         PR tree-opt/49671
13067         * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
13068         TREE_THIS_NOTRAP into the inner most MEM_REF.
13069         Always copy TREE_THIS_VOLATILE.
13070         * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
13071         arguments are not volatile references.
13072
13073 2011-07-25  Richard Henderson  <rth@redhat.com>
13074
13075         * insn-notes.def (NOTE_INSN_CFA_RESTORE_STATE): Remove.
13076         * final.c (final_scan_insn): Don't test for it.
13077         (rest_of_clean_state): Likewise.
13078
13079 2011-07-25  Richard Henderson  <rth@redhat.com>
13080
13081         PR debug/49841
13082         * config/rs6000/rs6000.c (rs6000_frame_related): Return the insn.
13083         (emit_frame_save): Likewise.
13084         (rs6000_emit_prologue): Move the FRAME_RELATED_EXPR from the save
13085         insn onto a dummy blockage insn after the join label.
13086
13087 2011-07-25  Richard Henderson  <rth@redhat.com>
13088
13089         * dwarf2cfi.c (dw_trace_info): Add ID member.
13090         (get_trace_index): Remove.  Change users to use ID member.
13091         (before_next_cfi_note): New.
13092         (connect_traces): Remove unreachable traces before the main loop.
13093         Look across one trace and generate remember/restore_state if needed.
13094
13095 2011-07-25  Richard Henderson  <rth@redhat.com>
13096
13097         * dwarf2cfi.c (dump_cfi_row, debug_cfi_row): New.
13098
13099 2011-07-25  Joern Rennecke  <joern.rennecke@embecosm.com>
13100
13101         * genattr.c (write_upcase, gen_attr <enum definition writing>):
13102         Move to ...
13103         * genattr-common.c ... here.
13104         (main): Call gen_attr.
13105         * optc-gen.awk: Make generated program include insn-attr-common.h .
13106         * Makefile.in (oprions.o): Depend on insn-attr-common.h
13107
13108 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
13109
13110         * config/m32c/m32c.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
13111         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
13112         * config/m32c/m32c-protos.h (m32c_print_operand_punct_valid_p,
13113         m32c_print_operand, m32c_print_operand_address): Remove.
13114         * config/m32c/m32c.c (m32c_print_operand_punct_valid_p): Make static.
13115         Change return type to bool. Change argument type to bool.
13116         (m32c_print_operand, m32c_print_operand_address): Make static.
13117         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
13118         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
13119
13120 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13121
13122         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
13123         attributes): Document mmap.
13124
13125 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
13126
13127         * config/mmix/mmix.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
13128         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
13129         * config/mmix/mmix-protos.h (mmix_print_operand_punct_valid_p,
13130         mmix_print_operand, mmix_print_operand_address): Remove.
13131         * config/mmix/mmix.c (mmix_print_operand_punct_valid_p): Make static.
13132         Change return type to bool. Change argument type to bool.
13133         (mmix_print_operand, mmix_print_operand_address): Make static.
13134         (mmix_intval, mmix_output_condition): Change 'x' argument type
13135         to const_rtx.
13136         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
13137         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
13138
13139 2011-07-25  Georg-Johann Lay  <avr@gjlay.de>
13140
13141         PR target/39386
13142         * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
13143         shift counter for x << x and x >> x shifts.
13144
13145 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13146
13147         PR target/47124
13148         * config.gcc: Reject *-*-solaris2 configuration.
13149
13150 2011-07-25  Richard Sandiford  <richard.sandiford@linaro.org>
13151
13152         PR tree-optimization/49809
13153         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Use
13154         gimple_get_lhs instead of gimple_assign_lhs.
13155
13156 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13157
13158         * system.h [__cplusplus]: Wrap C function declarations in extern "C".
13159
13160 2011-07-25  Richard Guenther  <rguenther@suse.de>
13161
13162         PR tree-optimization/49822
13163         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
13164         more.  Make sure to preserve stmts with side-effects.  Properly
13165         handle virtual defs, follow a longer def chain.
13166
13167 2011-07-22  Romain Geissler  <romain.geissler@gmail.com>
13168
13169         PR plugins/45348
13170         PR plugins/48425
13171         PR plugins/46577
13172         * Makefile.in: Do not flatten c-family directory when installing
13173         plugin headers.
13174
13175 2011-07-25  Eric Botcazou  <ebotcazou@adacore.com>
13176
13177         * ipa-inline.c (can_inline_edge_p): Look into DECL_STRUCT_FUNCTION of
13178         original nodes if we are dealing with virtual clones.
13179
13180 2011-07-25  Bernd Schmidt  <bernds@codesourcery.com>
13181
13182         * common/config/c6x/c6x-common.c: New file.
13183
13184 2011-07-25  Roman Zhuykov  <zhroma@ispras.ru>
13185
13186         * tree-flow.h (tree_ssa_loop_version): Remove unused declaration.
13187
13188 2011-07-25  Richard Guenther  <rguenther@suse.de>
13189
13190         PR tree-optimization/49715
13191         * tree-vrp.c: Include expr.h and optabs.h.
13192         (range_fits_type_): New function.
13193         (simplify_float_conversion_using_ranges): Likewise.
13194         (simplify_stmt_using_ranges): Call it.
13195         * Makefile.in (tree-vrp.o): Add $(EXPR_H) and $(OPTABS_H) dependencies.
13196         * optabs.c (can_float_p): Export.
13197         * optabs.h (can_float_p): Declare.
13198
13199 2011-07-25  Richard Guenther  <rguenther@suse.de>
13200
13201         * tree-vrp.c (num_vr_values, values_propagated): New global vars.
13202         (get_value_range): For out-of-range SSA names or names created
13203         after propagation return a read-only varying range.
13204         (dump_all_value_ranges): Adjust.
13205         (vrp_initialize): Likewise.
13206         (vrp_finalize): Likewise.
13207
13208 2011-07-24  Richard Henderson  <rth@redhat.com>
13209
13210         PR debug/49831
13211         * dwarf2cfi.c (connect_traces): Allow unvisited traces.  Skip
13212         them entirely.
13213
13214 2011-07-24  Richard Henderson  <rth@redhat.com>
13215
13216         PR debug/49825
13217         * dwarf2cfi.c (dwarf2out_stack_adjust): Move A_O_A test earlier.
13218         (dwarf2out_notice_stack_adjust): Use args_size from call_insn.
13219
13220 2011-07-24  Richard Henderson  <rth@redhat.com>
13221
13222         PR debug/49827
13223         * dwarf2cfi.c (create_trace_edges): Handle sequences properly.
13224
13225 2011-07-24  Richard Henderson  <rth@redhat.com>
13226
13227         * dwarf2cfi.c (maybe_record_trace_start): Add abnormal parameter.
13228         Zero args_size for abnormal edges.  Adjust all callers.
13229
13230 2011-07-24  Richard Henderson  <rth@redhat.com>
13231
13232         PR debug/49825
13233         * dwarf2cfi.c (cfi_row_equal_p): Don't compare args_size.
13234
13235 2011-07-24  H.J. Lu  <hongjiu.lu@intel.com>
13236
13237         PR bootstrap/49835
13238         * collect2.c (demangle_flag): Removed.
13239
13240 2011-07-24  Sandra Loosemore  <sandra@codesourcery.com>
13241
13242         * configure.ac (demangler_in_ld): Default to yes.
13243         * configure: Regenerated.
13244         * collect2.c (main): When HAVE_LD_DEMANGLE is defined, don't
13245         mess with COLLECT_NO_DEMANGLE, and just pass --demangle and
13246         --no-demangle options straight through to ld.  When
13247         HAVE_LD_DEMANGLE is not defined, set COLLECT_NO_DEMANGLE in a
13248         way that has the intended effect on Windows.
13249
13250 2011-07-23  Richard Henderson  <rth@redhat.com>
13251
13252         * dwarf2cfi.c: Include basic-block.h.
13253         (dw_label_info): Remove.
13254         (trace_work_list, trace_index): New.
13255         (remember_row, emit_cfa_remember): Remove.
13256         (dw_trace_info_hash, dw_trace_info_eq): New.
13257         (get_trace_index, get_trace_info): New.
13258         (save_point_p): New.
13259         (free_cfi_row): Remove.
13260         (add_cfi): Do not emit DW_CFA_remember_state.
13261         (cfa_row_equal_p): New.
13262         (barrier_args_size): Remove.
13263         (compute_barrier_args_size_1, compute_barrier_args_size): Remove.
13264         (dwarf2out_notice_stack_adjust): Don't compute_barrier_args_size.
13265         (maybe_record_trace_start, create_trace_edges, scan_trace): New.
13266         (dwarf2out_cfi_begin_epilogue): Remove.
13267         (dwarf2out_frame_debug_restore_state): Remove.
13268         (connect_traces, create_pseudo_cfg): New.
13269         (create_cfi_notes, execute_dwarf2_frame): Rewrite using traces.
13270         * Makefile.in (dwarf2cfi.o): Update.
13271
13272 2011-07-23  Richard Henderson  <rth@redhat.com>
13273
13274         * dwarf2cfi.c (dw_trace_info): New.
13275         (dw_label_info): New.
13276         (cie_return_save): New.
13277         (cur_trace): New.
13278         (queued_args_size): Rename from args_size.  Update all users.
13279         (cfa_store, cfa_temp, regs_saved_in_regs): Remove.
13280         (def_cfa_1): Use cur_trace instead of cfa_*.
13281         (dwarf2out_stack_adjust, record_reg_saved_in_reg): Likewise.
13282         (clobbers_queued_reg_save, reg_saved_in): Likewise.
13283         (dwarf2out_frame_debug_expr): Likewise.
13284         (create_cie_data): Split out from ...
13285         (execute_dwarf2_frame): ... here.  Initialize cur_trace.
13286
13287 2011-07-23  Richard Henderson  <rth@redhat.com>
13288
13289         * dwarf2cfi.c (regs_saved_in_regs): Allocate from heap, not gc.
13290         Update all users to match.
13291         (execute_dwarf2_frame): Free reg_saved_in_data.
13292
13293 2011-07-23  Richard Henderson  <rth@redhat.com>
13294
13295         * dwarf2cfi.c (queued_reg_save): Reorder for packing.  Don't GTY.
13296         (queued_reg_saves): Don't GTY.  Change to a VEC.
13297         (queue_reg_save): Update to match.
13298         (dwarf2out_flush_queued_reg_saves): Likewise.
13299         (clobbers_queued_reg_save): Likewise.
13300         (reg_saved_in): Likewise.
13301         (execute_dwarf2_frame): Free queued_reg_saves.
13302
13303 2011-07-23  Richard Henderson  <rth@redhat.com>
13304
13305         * dwarf2cfi.c (dw_cfi_row_ref): Remove.  Update all users.
13306
13307 2011-07-23  Richard Henderson  <rth@redhat.com>
13308
13309         * dwarf2cfi.c (add_cfi_args_size): Split out from...
13310         (dwarf2out_args_size): ... here.
13311         (add_cfi_restore): Split out from ...
13312         (dwarf2out_frame_debug_cfa_restore): ... here.
13313         (def_cfa_0): Split out from ...
13314         (def_cfa_1): ... here.
13315         (cfi_oprnd_equal_p, cfi_equal_p): New.
13316         (change_cfi_row): New.
13317         (add_cfis_to_fde): Set fde->dw_fde_switch_cfi_index.
13318         (create_cfi_notes): Use change_cfi_row at SWITCH_TEXT note.
13319         (output_cfis): Remove.
13320         * dwarf2out.c (output_fde): Simplify output_cfi loop.
13321         (dwarf2out_switch_text_section): Don't call output_cfis.
13322         (dw_val_equal_p, loc_descr_equal_p_1, loc_descr_equal_p): New.
13323         * dwarf2out.h: Update decls.
13324         (enum dw_val_class): Add dw_val_class_none.
13325
13326 2011-07-23  Richard Henderson  <rth@redhat.com>
13327
13328         * dwarf2cfi.c (update_row_reg_save): New.
13329         (dwarf2out_frame_debug_cfa_expression): Use it.
13330         (dwarf2out_frame_debug_cfa_restore): Likewise.
13331         (reg_save): Likewise.  Do not emit DW_CFA_same_value.
13332
13333 2011-07-23  Richard Henderson  <rth@redhat.com>
13334
13335         * dwarf2cfi.c (add_cfi_insn): Rename from cfi_insn.  Update all users.
13336
13337 2011-07-23  Richard Henderson  <rth@redhat.com>
13338
13339         * dwarf2cfi.c (dw_cfi_row, dw_cfi_row_ref): New.
13340         (cie_cfi_row): New.
13341         (new_cfi_row, copy_cfi_row, free_cfi_row): New.
13342         (cfa, old_cfa, cfa_remember, old_cfa_remember, old_args_size): Remove.
13343         (cur_row, remember_row): New.
13344         (def_cfa_1): Use cur_row instead of the old_* variables.
13345         (dwarf2out_frame_debug_restore_state): Similarly.
13346         (dwarf2out_args_size, dwarf2out_notice_stack_adjust): Likewise.
13347         (dwarf2out_frame_debug_def_cfa): Use a local variable instead of cfa.
13348         (dwarf2out_frame_debug_adjust_cfa): Likewise.
13349         (dwarf2out_frame_debug_cfa_offset): Likewise.
13350         (dwarf2out_frame_debug_expr): Likewise.
13351         (execute_dwarf2_frame): Set up cur_row.
13352         * dwarf2out.h (struct cfa_loc): Mark for GTY.
13353
13354 2011-07-23  Richard Henderson  <rth@redhat.com>
13355
13356         * basic-block.h (EDGE_PRESERVE): New.
13357         (EDGE_ALL_FLAGS, EDGE_COMPLEX): Include it.
13358         * bb-reorder.c: Include except.h.
13359         (fix_up_crossing_landing_pad): New.
13360         (find_rarely_executed_basic_blocks_and_crossing_edges): Place
13361         landing pads in the right partition.  Duplicate as necessary.
13362         (partition_hot_cold_basic_blocks): Fix up DF info after
13363         duplicating landing pads.
13364         * cfg.c (dump_edge_info): Add crossing and preserve to bitnames.
13365         * cfgrtl.c (rtl_verify_flow_info_1): Validate that EDGE_CROSSING
13366         is set properly.  Validate that EH edges are not CROSSING.
13367         * except.c (expand_dw2_landing_pad_for_region): Split out from ...
13368         (dw2_build_landing_pads): ... here.
13369         (convert_to_eh_region_ranges): Remove code to fixup crossing
13370         landing pads.
13371         * except.h (expand_dw2_landing_pad_for_region): Declare.
13372         * tree-cfg.c (gimple_can_merge_blocks_p): Don't merge PRESERVE edges.
13373
13374 2011-07-23  Richard Earnshaw  <rearnsha@arm.com>
13375
13376         PR target/49816
13377         * arm.c (aapcs_vfp_allocate_return_reg): Return NULL on failure.
13378
13379 2011-07-22  Jason Merrill  <jason@redhat.com>
13380
13381         * doc/invoke.texi (C++ Dialect Options): Document -Wno-narrowing.
13382
13383 2011-07-22  Richard Henderson  <rth@redhat.com>
13384
13385         * bb-reorder.c (gate_handle_partition_blocks): Honor optimize.
13386
13387 2011-07-22  Richard Henderson  <rth@redhat.com>
13388
13389         * jump.c (maybe_propagate_label_ref): Split out of...
13390         (mark_all_labels): ... here.  Do not attempt label_ref
13391         propagation while in cfglayout mode.
13392
13393 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
13394
13395         * dwarf2out.c (struct macinfo_struct): Change code to unsigned char.
13396         (DEBUG_MACRO_SECTION, DEBUG_MACRO_SECTION_LABEL): Define.
13397         (dwarf_attr_name): Handle DW_AT_GNU_macros.
13398         (dwarf2out_define): If the vector is empty and
13399         lineno is 0, emit a dummy entry first.
13400         (dwarf2out_undef): Likewise.  Remove redundant semicolon.
13401         (htab_macinfo_hash, htab_macinfo_eq, output_macinfo_op,
13402         optimize_macinfo_range): New functions.
13403         (output_macinfo): Use them.  If !dwarf_strict and .debug_str is
13404         mergeable, optimize longer strings using
13405         DW_MACRO_GNU_{define,undef}_indirect and if HAVE_COMDAT_GROUP,
13406         optimize longer sequences of define/undef ops from headers
13407         using DW_MACRO_GNU_transparent_include.  For !dwarf_strict
13408         emit a section headers.
13409         (dwarf2out_init): For !dwarf_strict set debug_macinfo_section
13410         and macinfo_section_label to DEBUG_MACRO_SECTION
13411         resp. DEBUG_MACRO_SECTION_LABEL.
13412         (dwarf2out_finish): For !dwarf_strict emit DW_AT_GNU_macros
13413         instead of DW_AT_macro_info.
13414
13415         PR other/32998
13416         * common.opt (grecord-gcc-switches, gno-record-gcc-switches): New
13417         options.
13418         * dwarf2out.c: Include opts.h.
13419         (dchar_p): New typedef.  Define heap VEC for it.
13420         (producer_string): New variable.
13421         (gen_producer_string): New function.
13422         (gen_compile_unit_die): Use it.
13423         (dwarf2out_finish): Fix up comp_unit_die () DW_AT_producer if needed.
13424         * Makefile.in (dwarf2out.o): Depend on $(OPTS_H).
13425         * doc/invoke.texi: Document -grecord-gcc-switches and
13426         -gno-record-gcc-switches, add a -grecord-gcc-switches reference
13427         to -frecord-gcc-switches description.
13428
13429 2011-07-22  Jason Merrill  <jason@redhat.com>
13430
13431         PR c++/30112
13432         * c-decl.c (c_linkage_bindings): Define.
13433
13434 2011-07-22  Eric Botcazou  <ebotcazou@adacore.com>
13435
13436         PR debug/49815
13437         * var-tracking.c (vt_finalize): Always free windowed_parm_regs.
13438
13439 2011-07-22  H.J. Lu  <hongjiu.lu@intel.com>
13440
13441         * config/i386/i386.c (ix86_option_override_internal): Disallow
13442         MS ABI in x32 mode.
13443         (ix86_init_builtins): Call ix86_init_builtins_va_builtins_abi
13444         only for TARGET_LP64.
13445         (ix86_handle_abi_attribute): Check TARGET_LP64 instead of TARGET_64BIT.
13446
13447 2011-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
13448
13449         * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): Rewrite to
13450         avoid warnings when GCC is built with a C++ compiler.
13451
13452 2011-07-22  Martin Jambor  <mjambor@suse.cz>
13453
13454         PR lto/49796
13455         * cgraphunit.c (verify_edge_corresponds_to_fndecl): Return false
13456         if decl node is in another partition, call cgraph_get_node only once.
13457
13458 2011-07-22  Uros Bizjak  <ubizjak@gmail.com>
13459
13460         * config.gcc (x86_64-*-linux*): Set
13461         default_gnu_indirect_function to yes.
13462
13463 2011-07-22  Richard Guenther  <rguenther@suse.de>
13464
13465         PR tree-optimization/45819
13466         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13467         preserve volatile and notrap flags.
13468
13469 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13470             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13471
13472         PR bootstrap/49794
13473         * configure.ac: Test AM_ICONV with CXX.
13474         * configure: Regenerate.
13475         * config/sol2-c.c (solaris_format_types): Use EXPORTED_CONST.
13476
13477 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13478
13479         PR bootstrap/49797
13480         * graphite-clast-to-gimple.c (CLOOG_LANGUAGE_C): Provide if missing.
13481         (set_cloog_options): Use it.
13482
13483 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
13484
13485         PR c++/49756
13486         * gcc.c (main): Call stack_limit_increase (64MB).
13487         * toplev.c (toplev_main): Likewise.
13488
13489 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13490
13491         * config/i386/i386.c (ix86_expand_call): Call copy_to_mode_reg
13492         instead of force_reg.
13493
13494 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13495
13496         * config/i386/i386.c (ix86_expand_move): Convert to Pmode if
13497         needed and use force_reg after convert.
13498         (ix86_expand_call): Likewise.
13499         (ix86_expand_special_args_builtin): Likewise.
13500         (ix86_expand_builtin): Likewise.
13501
13502 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13503
13504         PR middle-end/47654
13505         PR middle-end/49649
13506         * graphite-clast-to-gimple.c (type_for_clast_term): Pass v1 and v2
13507         in parameter.  Initialize v1 and v2 based on the values returned
13508         by clast_name_to_lb_ub.
13509         (type_for_clast_red): Pass v1 and v2 in parameter, and set their
13510         values.
13511         (type_for_clast_bin): Same.
13512         (type_for_clast_expr): Same.
13513         (type_for_clast_eq): Update calls to type_for_clast_expr.
13514         (type_for_clast_for): Same.
13515         (build_iv_mapping): Same.
13516         * graphite-ppl.h (value_min): New.
13517
13518 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13519
13520         * graphite-clast-to-gimple.c (type_for_interval): Generate signed
13521         types whenever possible.
13522
13523 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13524
13525         * graphite-clast-to-gimple.c (struct clast_name_index): Add lb
13526         and ub fields.
13527         (new_clast_name_index): Add lb and ub parameters.
13528         (free_clast_name_index): New.
13529         (clast_name_to_lb_ub): New.
13530         (save_clast_name_index): Add lb and ub parameters.
13531         (compute_bounds_for_param): New.
13532         (type_for_level): Removed.
13533         (type_for_clast_for): Removed level parameter.  Do not call
13534         type_for_level.
13535         (graphite_create_new_loop): Store the lb and ub for the clast_name
13536         of the iterator of the loop that has been generated.
13537         (graphite_create_new_loop_guard): Remove parameter level.
13538         (create_params_index): Store the lb and ub of each parameter.
13539         (gloog): Use free_clast_name_index.  Pass to create_params_index
13540         the current scop.
13541
13542 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13543
13544         * graphite-clast-to-gimple.c (max_signed_precision_type): Removed.
13545         (max_precision_type): Inline max_signed_precision_type.
13546         (type_for_clast_red): Use max_precision_type.
13547         (type_for_clast_bin): Same.
13548         (type_for_clast_for): Same.
13549
13550 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13551
13552         * graphite-clast-to-gimple.c (gcc_type_for_interval): Renamed
13553         type_for_interval.
13554         (gcc_type_for_value): Renamed type_for_value.
13555         (gcc_type_for_clast_term): Renamed type_for_clast_term.
13556         (gcc_type_for_clast_expr): Renamed type_for_clast_expr.
13557         (gcc_type_for_clast_red): Renamed type_for_clast_red.
13558         (gcc_type_for_clast_bin): Renamed type_for_clast_bin.
13559         (gcc_type_for_clast_eq): Renamed type_for_clast_eq.
13560         (graphite_translate_clast_equation): Update calls.
13561         (compute_type_for_level): Renamed type_for_level.
13562         (gcc_type_for_iv_of_clast_loop): Renamed type_for_clast_for.
13563         (build_iv_mapping): Update calls.
13564         (graphite_create_new_loop_guard): Same.
13565
13566 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13567
13568         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Add fixme
13569         comment.
13570
13571 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13572
13573         * graphite-clast-to-gimple.c (struct ivs_params): New.
13574         (clast_name_to_gcc): Use ivs_params to pass around parameters.
13575         (clast_to_gcc_expression): Same.
13576         (clast_to_gcc_expression_red): Same.
13577         (gcc_type_for_clast_term): Same.
13578         (gcc_type_for_clast_expr): Same.
13579         (gcc_type_for_clast_red): Same.
13580         (gcc_type_for_clast_bin): Same.
13581         (gcc_type_for_clast_eq): Same.
13582         (graphite_translate_clast_equation): Same.
13583         (graphite_create_guard_cond_expr): Same.
13584         (graphite_create_new_guard): Same.
13585         (graphite_create_new_loop): Same.
13586         (build_iv_mapping): Same.
13587         (translate_clast_user): Same.
13588         (graphite_create_new_loop_guard): Same.
13589         (translate_clast): Same.
13590         (translate_clast_for_loop): Same.
13591         (translate_clast_for): Same.
13592         (translate_clast_guard): Same.
13593         (initialize_cloog_names): Fix typo.
13594         (gloog): Initialize an ivs_params struct, pass it to translate_clast.
13595
13596 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13597
13598         * graphite-clast-to-gimple.c (struct clast_name_index): Add level.
13599         (new_clast_name_index): Add level parameter.
13600         (clast_name_to_level): New.
13601         (save_clast_name_index): Add level parameter.
13602         (newivs_to_depth_to_newiv): Removed.
13603         (clast_name_to_gcc): Inlined newivs_to_depth_to_newiv.
13604         (graphite_create_new_loop): Add level parameter.  Pass level to
13605         save_clast_name_index.
13606         (translate_clast_for_loop): Pass level to graphite_create_new_loop.
13607         (create_params_index): Pass level to save_clast_name_index.
13608
13609 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13610
13611         * graphite-clast-to-gimple.c (graphite_create_new_loop): Do not
13612         recompute type, lb, and ub.  Get them from...
13613         (graphite_create_new_loop_guard): ...here.  Pass in parameter
13614         pointers to type, lb, and ub.
13615         (translate_clast_for_loop): Update function calls.
13616         (translate_clast_for): Same.
13617
13618 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13619
13620         * graphite-clast-to-gimple.c (compute_bounds_for_level): Call
13621         psct_dynamic_dim.
13622         (translate_clast_for_loop): Pass loop level to dependency_in_loop_p.
13623         (gcc_type_for_iv_of_clast_loop): Update use of level.
13624         (gloog): Start counting nesting level from 0.
13625         * graphite-clast-to-gimple.h (get_scattering_level): Removed.
13626         * graphite-dependences.c (graphite_carried_dependence_level_k): Call
13627         psct_dynamic_dim on level.
13628
13629 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13630
13631         * config/i386/i386.c (ix86_legitimize_address): Convert to
13632         Pmode if needed.
13633
13634 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13635
13636         * config/i386/i386.c (function_value_64): Always return pointers
13637         in Pmode.
13638         (ix86_promote_function_mode): New.
13639         (TARGET_PROMOTE_FUNCTION_MODE): Likewise.
13640
13641 2011-07-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
13642
13643         PR tree-optimization/49749
13644         * tree-ssa-reassoc.c (get_rank): Fix operand scan conditions and
13645         remove no-longer-used maxrank variable.
13646
13647 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
13648
13649         * config/avr/avr.c (final_prescan_insn): Fix printing of rtx_costs.
13650
13651 2011-07-21  Jason Merrill  <jason@redhat.com>
13652
13653         * system.h (HAVE_DESIGNATED_UNION_INITIALIZERS): New.
13654         * recog.h (struct insn_data_d): Check it instead of
13655         HAVE_DESIGNATED_INITIALIZERS.
13656         * genoutput.c (output_insn_data): Likewise.
13657
13658 2011-07-21  Richard Guenther  <rguenther@suse.de>
13659
13660         PR tree-optimization/49770
13661         * tree-ssa-sccvn.c (valueize_refs_1): Return whether we
13662         valueized any operand.  Renamed from ...
13663         (valueize_refs): ... this.  New wrapper around valueize_refs_1.
13664         (valueize_shared_reference_ops_from_ref): Return whether we
13665         valueized any operand.
13666         (vn_reference_lookup): Only when we valueized any operand
13667         use the valueized reference for alias analysis.  Do not preserve
13668         the original reference tree in this case.
13669
13670 2011-07-21  Uros Bizjak  <ubizjak@gmail.com>
13671
13672         * config/i386/i386.c (ix86_decompose_address): Reject all but
13673         register operands and subregs of DImode hard registers in index.
13674
13675 2011-07-21  Kai Tietz  <ktietz@redhat.com>
13676
13677         * fold-const.c (fold_unary_loc): Preserve indirect
13678         comparison cast to none-boolean type.
13679         * tree-ssa.c (useless_type_conversion_p): Preserve cast
13680         from/to boolean-type.
13681         * gimplify.c (gimple_boolify): Handle boolification of comparisons.
13682         (gimplify_expr): Boolifiy non aggregate-typed comparisons.
13683         * tree-cfg.c (verify_gimple_comparison): Check result
13684         type of comparison expression.
13685         * tree-ssa-forwprop.c (forward_propagate_comparison): Adjust test
13686         of condition result and disallow type-cast sinking into comparison.
13687
13688 2011-07-21  Richard Guenther  <rguenther@suse.de>
13689
13690         * tree-ssa-forwprop.c (combine_conversions): Return whether
13691         we have to run cfg-cleanup.  Properly remove dead stmts.
13692         (ssa_forward_propagate_and_combine): Adjust.
13693
13694 2011-07-21  Richard Sandiford  <richard.sandiford@linaro.org>
13695
13696         * regcprop.c (maybe_mode_change): Check HARD_REGNO_MODE_OK.
13697
13698 2011-07-21  Kai Tietz  <ktietz@redhat.com>
13699
13700         * tree-ssa-propagate.c (substitute_and_fold): Use
13701         do_dce flag to deside, if BB's statements are scanned
13702         in last to first, or first to last order.
13703
13704 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
13705
13706         * config/avr/avr.c (avr_rtx_costs): Set cost of CONST, LABEL_REF to 0.
13707
13708 2011-07-20  H.J. Lu  <hongjiu.lu@intel.com>
13709             Uros Bizjak  <ubizjak@gmail.com>
13710             Richard Henderson  <rth@redhat.com>
13711
13712         * config/i386/constraints.md (w): New.
13713
13714         * config/i386/i386.c (ix86_output_addr_vec_elt): Check
13715         TARGET_LP64 instead of TARGET_64BIT for ASM_QUAD.
13716
13717         * config/i386/i386.h (CASE_VECTOR_MODE): Check TARGET_LP64
13718         instead of TARGET_64BIT.
13719
13720         * config/i386/i386.md (indirect_jump): Replace
13721         nonimmediate_operand with indirect_branch_operand.
13722         (*indirect_jump): Likewise.  Replace constraint "m" with "w".
13723         (tablejump): Replace nonimmediate_operand with indirect_branch_operand.
13724         Convert operand 0 to Pmode for x32 if not PIC.
13725         (*tablejump_1): Replace nonimmediate_operand with
13726         indirect_branch_operand.  Replace constraint "m" with "w".
13727         (*call_vzeroupper): Replace constraint "m" with "w".
13728         (*call): Likewise.
13729         (*call_rex64_ms_sysv_vzeroupper): Likewise.
13730         (*call_rex64_ms_sysv): Likewise.
13731         (*call_value_vzeroupper): Likewise.
13732         (*call_value): Likewise.
13733         (*call_value_rex64_ms_sysv_vzeroupper): Likewise.
13734         (*call_value_rex64_ms_sysv): Likewise.
13735         (set_got_offset_rex64): Check TARGET_LP64 instead of TARGET_64BIT.
13736
13737         * config/i386/predicates.md (indirect_branch_operand): New.
13738         (call_insn_operand): Support x32.
13739
13740 2011-07-20  Michael Eager  <eager@eagercon.com>
13741
13742         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Default to 12.
13743
13744 2011-07-20  Richard Henderson  <rth@redhat.com>
13745
13746         * cfg.c (dump_bb_info): Dump basic_block->flags.
13747         * cfgrtl.c (print_rtl_with_bb): Use dump_bb_info.
13748
13749 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
13750
13751         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13752         of DImode hard registers in index.
13753         (ix86_legitimate_address_p): Allow subregs of base and index to span
13754         more than a word.  Assert that subregs of base and index satisfy
13755         register_no_elim_operand predicates.  Reject addresses where
13756         base and index have different modes.
13757
13758 2011-07-20  Robert Millan  <rmh@gnu.org>
13759
13760         * config.gcc (mips*-*-linux*): Remove redundant tm_file entry.
13761
13762 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13763
13764         * bb-reorder.c (fix_crossing_conditional_branches): Fix crash by
13765         removing now-unnecessary assignment.
13766
13767 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13768
13769         * emit-rtl.c (set_mem_attributes_minus_bitpos): Restore setting
13770         memory address space to the type's address space.
13771
13772 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
13773
13774         PR target/36467
13775         PR target/49687
13776         * config/avr/avr.md (mulhi3): Use register_or_s9_operand for operand2
13777         and expand appropriately if there is a CONST_INT in operand2.
13778         (usmulqihi3): New insn.
13779         (*sumulqihi3): New insn.
13780         (*osmulqihi3): New insn.
13781         (*oumulqihi3): New insn.
13782         (*muluqihi3.uconst): New insn_and_split.
13783         (*muluqihi3.sconst): New insn_and_split.
13784         (*mulsqihi3.sconst): New insn_and_split.
13785         (*mulsqihi3.uconst): New insn_and_split.
13786         (*mulsqihi3.oconst): New insn_and_split.
13787         (*ashifthi3.signx.const): New insn_and_split.
13788         (*ashifthi3.signx.const7): New insn_and_split.
13789         (*ashifthi3.zerox.const): New insn_and_split.
13790         (mulsqihi3): New insn.
13791         (muluqihi3): New insn.
13792         (muloqihi3): New insn.
13793         * config/avr/predicates.md (const_2_to_7_operand): New.
13794         (const_2_to_6_operand): New.
13795         (u8_operand): New.
13796         (s8_operand): New.
13797         (o8_operand): New.
13798         (s9_operand): New.
13799         (register_or_s9_operand): New.
13800
13801 2011-07-20  Kai Tietz  <ktietz@redhat.com>
13802
13803         * builtins.c (fold_builtin_expect): See through the cast
13804         from truthvalue_type_node to long.
13805
13806 2011-07-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
13807
13808         * config/rs6000/vsx.md (vsx_fma*): Use 4 argument fma instructions
13809         where we can use them from the standard and altivec instruction
13810         sets, instead of always using the 3 operand VSX forms that require
13811         the destination to overlap one of the inputs.
13812         (vsx_fms*): Ditto.
13813         (vsx_fnma*): Ditto.
13814         (vsx_fnms*): Ditto.
13815
13816         * config/rs6000/rs6000.md (fmadf4_fpr): Set fp_type fp_maddsub_d
13817         for DF types.
13818         (fmsdf4_fpr): Ditto.
13819         (nfmadf4_fpr): Ditto.
13820         (nfmsdf4_fpr): Ditto.
13821
13822 2011-07-20  Sandra Loosemore  <sandra@codesourcery.com>
13823
13824         * genrecog.c (make_insn_sequence): Correct position numbering
13825         when filtering out match_scratch and match_dup.
13826
13827 2011-07-20  Richard Guenther  <rguenther@suse.de>
13828
13829         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
13830         against already removed statements.
13831         (forward_propagate_into_comparison): Remove dead defining stmts.
13832         (forward_propagate_into_gimple_cond): Likewise.
13833         (forward_propagate_into_cond): Simplify.
13834         (ssa_forward_propagate_and_combine): Handle changed cfg from
13835         forward_propagate_into_comparison.
13836         * tree-ssa-phiopt.c (conditional_replacement): Use proper
13837         locations for newly built statements.
13838
13839 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
13840
13841         * config/avr/avr.c (avr_rtx_costs): Set cost of SYMBOL_REF to 0.
13842
13843 2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13844
13845         * config/s390/s390.c (s390_class_max_nregs): Fix return type.
13846         * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
13847
13848 2011-07-20  Richard Guenther  <rguenther@suse.de>
13849
13850         PR middle-end/18908
13851         * tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
13852         * tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
13853         ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.
13854
13855 2011-07-20  Vladimir Makarov  <vmakarov@redhat.com>
13856
13857         * config/frv/frv.c (frv_register_move_cost): Define explicitly
13858         costs for subclasses of GR_REGS.
13859
13860 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
13861
13862         PR target/49780
13863         * config/i386/predicates.md (no_seg_addres_operand): No more special.
13864         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13865         of DImode hard registers in base.
13866         (ix86_legitimate_address_p): Allow SImode and DImode base and index
13867         registers.
13868
13869 2011-07-20  Richard Guenther  <rguenther@suse.de>
13870
13871         * tree-ssa-structalias.c (new_var_info): Allocate oldsolution lazily.
13872         (unify_nodes): Deal with that.
13873         (solve_graph): Likewise.
13874
13875 2011-07-20  Chung-Lin Tang  <cltang@codesourcery.com>
13876
13877         * config/arm/arm.c (arm_canonicalize_comparison): Add case to
13878         canonicalize left operand from ZERO_EXTEND to AND.
13879
13880 2011-07-20  Anatoly Sokolov  <aesok@post.ru>
13881
13882         * target.def (class_max_nregs): New hook.
13883         * doc/tm.texi.in (TARGET_CLASS_MAX_NREGS): Document.
13884         * doc/tm.texi: Regenerate.
13885         * targhooks.c (default_class_max_nregs): New function.
13886         * targhooks.h (default_class_max_nregs): Declare.
13887         * ira.h (target_ira): Change type x_ira_reg_class_max_nregs and
13888         x_ira_reg_class_min_nregs arrays to unsigned char.
13889         * ira.c (setup_reg_class_nregs): Use TARGET_CLASS_MAX_NREGS target
13890         hook instead of CLASS_MAX_NREGS macro.
13891         * reginfo.c (restore_register_info): Ditto.
13892         * ira-conflicts.c (process_regs_for_copy): Use
13893         ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
13894         Change type rclass and aclass vars to reg_class_t.
13895         * ira-costs.c (record_reg_classes): Use ira_reg_class_max_nregs
13896         array instead of CLASS_MAX_NREGS macro. Change type rclass var to
13897         reg_class_t.
13898         * reload.c (combine_reloads, find_reloads, find_reloads_address_1):
13899         Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
13900
13901         * config/i386/i386.h (CLASS_MAX_NREGS): Remove.
13902         * config/i386/i386.c (ix86_class_max_nregs): New function.
13903         (ix86_register_move_cost): Use TARGET_CLASS_MAX_NREGS target hook
13904         instead of CLASS_MAX_NREGS macro.
13905         (TARGET_CLASS_MAX_NREGS): Define.
13906         * config/avr/avr.h (CLASS_MAX_NREGS): Remove.
13907         * config/avr/avr-protos.h (class_max_nregs): Remove declaration.
13908         * config/avr/avr.c (class_max_nregs): Remove function.
13909         * config/alpha/alpha.h (CLASS_MAX_NREGS): Remove.
13910         * config/spu/spu.h (CLASS_MAX_NREGS): Remove.
13911         * config/mep/mep.h (CLASS_MAX_NREGS): Remove.
13912         * config/m32r/m32r.h (CLASS_MAX_NREGS): Remove.
13913         * config/microblaze/microblaze.h (CLASS_MAX_NREGS): Remove.
13914         * config/xtensa/xtensa.h (CLASS_MAX_NREGS): Remove.
13915         * config/stormy16/stormy16.h (CLASS_MAX_NREGS): Remove.
13916         * config/lm32/lm32.h (CLASS_MAX_NREGS): Remove.
13917         * config/moxie/moxie.h (CLASS_MAX_NREGS): Remove.
13918         * config/iq2000/iq2000.h (CLASS_MAX_NREGS): Remove.
13919         * config/mn10300/mn10300.h (CLASS_MAX_NREGS): Remove.
13920         * config/score/score.h (CLASS_MAX_NREGS): Remove.
13921         * config/vax/vax.h (CLASS_MAX_NREGS): Remove.
13922         * config/h8300/h8300.h (CLASS_MAX_NREGS): Remove.
13923         * config/v850/v850.h (CLASS_MAX_NREGS): Remove.
13924
13925 2011-07-19  Eric Botcazou  <ebotcazou@adacore.com>
13926
13927         * cif-code.def (OVERWRITABLE): Fix typo and move around.
13928         (TARGET_OPTIMIZATION_MISMATCH): Delete.
13929         (EH_PERSONALITY): Fix typo.
13930         (NON_CALL_EXCEPTIONS): Fix message.
13931         (OPTIMIZATION_MISMATCH): Adjust message.
13932         * ipa-inline.c (can_inline_edge_p): Use CIF_OPTIMIZATION_MISMATCH.
13933
13934 2011-07-19  Ian Lance Taylor  <iant@google.com>
13935
13936         * doc/install.texi (Configuration): Document
13937         --enable-build-poststage1-with-cxx.
13938
13939 2011-07-19  Robert Millan  <rmh@gnu.org>
13940
13941         * config/mips/gnu-user.h: Copy from linux.h.  Update comments.
13942         (GLIBC_DYNAMIC_LINKER): Remove.
13943
13944         * config/mips/gnu-user64.h: Copy from linux64.h.  Update comments.
13945         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13946         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13947         (BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove.
13948         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32,
13949         GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32.
13950
13951         * config/mips/linux.h: Remove everything except for ...
13952         (GLIBC_DYNAMIC_LINKER): ... this macro.
13953
13954         * config/mips/linux64.h: Remove everything except for ...
13955         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13956         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13957         (BIONIC_DYNAMIC_LINKERN32): ... these macros.
13958         (GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64)
13959         (GNU_USER_LINK_EMULATIONN32): New macros.
13960
13961         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | mips-*-linux*):
13962         Use the new headers.
13963
13964 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13965
13966         * rtl.h (mem_attrs): Turn offset and size fields into HOST_WIDE_INTs.
13967         Add offset_known_p and size_known_p fields.
13968         (MEM_OFFSET_KNOWN_P): Update accordingly.
13969         (MEM_OFFSET, MEM_SIZE_KNOWN_P, MEM_SIZE): Likewise.
13970         * emit-rtl.c (mem_attrs_htab_hash): Update after mem_attrs changes.
13971         (mem_attrs_eq_p, set_mem_attributes_minus_bitpos, set_mem_offset)
13972         (clear_mem_offset, set_mem_size, clear_mem_size, change_address)
13973         (adjust_address_1, widen_memory_access, set_mem_attrs_for_spill)
13974         (init_emit_regs): Likewise.
13975
13976 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13977
13978         * doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document.
13979         (MEM_OFFSET): Change from returning an rtx to returning a
13980         HOST_WIDE_INT.
13981         * rtl.h (MEM_OFFSET_KNOWN_P): New macro.
13982         (MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx.
13983         * emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
13984         (clear_mem_offset): Declare.
13985         * alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using
13986         MEM_OFFSET_KNOWN_P to test whether the offset is known, and
13987         MEM_OFFSET to get a HOST_WIDE_INT offset.
13988         (nonoverlapping_memrefs_p): Likewise.  Adjust calls to...
13989         (adjust_offset_for_component_ref): Take a bool "known_p"
13990         parameter and a HOST_WIDE_INT "offset" parameter.
13991         * builtins.c (get_memory_rtx): As for ao_ref_from_mem.
13992         Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather
13993         than an rtx.  Use clear_mem_offset to clear the offset.
13994         * cfgcleanup.c (merge_memattrs): Likewise.
13995         * dwarf2out.c (tls_mem_loc_descriptor): Likewise.
13996         * function.c (assign_parm_find_stack_rtl): Likewise.
13997         (assign_parm_setup_stack): Likewise.
13998         * print-rtl.c (print_rtx): Likewise.
13999         * reload.c (find_reloads_subreg_address): Likewise.
14000         * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
14001         * var-tracking.c (INT_MEM_OFFSET): Likewise.
14002         * emit-rtl.c (set_reg_attrs_from_value): Likewise.
14003         (get_mem_align_offset): Likewise.
14004         (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
14005         (clear_mem_offset): New function.
14006         * config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT
14007         offset rather than an rtx.  Assume both the expressio and offset
14008         are available.
14009         (r10k_needs_protection_p_1): Update accordingly, checking the
14010         expression and offset availability here instead.
14011
14012 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
14013
14014         * doc/rtl.texi (MEM_SIZE_KNOWN_P): Document.
14015         (MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT.
14016         * rtl.h (MEM_SIZE_KNOWN_P): New macro.
14017         (MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx.
14018         * emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
14019         (clear_mem_size): Declare.
14020         * emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
14021         (clear_mem_size): New function.
14022         * alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using
14023         MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE
14024         to get a HOST_WIDE_INT size.  Adjust calls to set_mem_size,
14025         passing a HOST_WIDE_INT rather than an rtx.  Use clear_mem_size
14026         to clear the size.
14027         (nonoverlapping_memrefs_p): Likewise.
14028         * builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise.
14029         (expand_builtin_init_trampoline): Likewise.
14030         * calls.c (compute_argument_addresses): Likewise.
14031         * cfgcleanup.c (merge_memattrs): Likewise.
14032         * dce.c (find_call_stack_args): Likewise.
14033         * dse.c (record_store, scan_insn): Likewise.
14034         * dwarf2out.c (dw_sra_loc_expr): Likewise.
14035         * expr.c (emit_block_move_hints): Likewise.
14036         * function.c (assign_parm_find_stack_rtl): Likewise.
14037         * print-rtl.c (print_rtx): Likewise.
14038         * reload.c (find_reloads_subreg_address): Likewise.
14039         * rtlanal.c (may_trap_p_1): Likewise.
14040         * var-tracking.c (track_expr_p): Likewise.
14041         * varasm.c (assemble_trampoline_template): Likewise.
14042         * config/arm/arm.c (arm_print_operand): Likewise.
14043         * config/h8300/h8300.c (h8sx_emit_movmd): Likewise.
14044         * config/i386/i386.c (expand_movmem_via_rep_mov): Likewise.
14045         (expand_setmem_via_rep_stos, expand_constant_movmem_prologue)
14046         (expand_constant_setmem_prologue): Likewise.
14047         * config/mips/mips.c (mips_get_unaligned_mem): Likewise.
14048         * config/rs6000/rs6000.c (expand_block_move): Likewise.
14049         (adjacent_mem_locations): Likewise.
14050         * config/s390/s390.c (s390_expand_setmem): Likewise.
14051         (s390_expand_insv): Likewise.
14052         * config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise.
14053         (*extendqi<mode>2_short_displ): Likewise.
14054         * config/sh/sh.c (expand_block_move): Likewise.
14055         * config/sh/sh.md (extv, extzv): Likewise.
14056
14057 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
14058
14059         * emit-rtl.c (mem_attrs_eq_p): New function, split out from...
14060         (mem_attrs_htab_eq): ...here.
14061         (find_mem_attrs): Replace with...
14062         (set_mem_attrs): ...this function.  Take a mem_attrs structure
14063         rather than individual fields.
14064         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
14065         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
14066         (set_mem_size, change_address, adjust_address_1, offset_address)
14067         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
14068         Update accordingly.
14069
14070 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
14071
14072         * rtl.h (MEM_ALIAS_SET, MEM_EXPR, MEM_OFFSET, MEM_ADDR_SPACE)
14073         (MEM_SIZE, MEM_ALIGN): Redefine in terms of get_mem_attrs.
14074         Provide a dummy definition of MEM_ADDR_SPACE for generators.
14075         (target_rtl): Add x_mode_mem_attrs.
14076         (mode_mem_attrs): New macro.
14077         (get_mem_attrs): New function.
14078         * emit-rtl.c (get_mem_attrs): Rename to...
14079         (find_mem_attrs): ...this.
14080         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
14081         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
14082         (set_mem_size, change_address, adjust_address_1, offset_address)
14083         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
14084         Update accordingly.
14085         (init_emit_regs): Initialize mode_mem_attrs.
14086
14087 2011-07-19  Richard Guenther  <rguenther@suse.de>
14088
14089         * tree-ssa-forwprop.c (lookup_logical_inverted_value): Remove
14090         TRUTH_*_EXPR handling.
14091         * tree-ssa-operands.c (get_expr_operands): Likewise.
14092         * tree-ssa-pre.c (fully_constant_expression): Likewise.
14093         * tree-ssa-uninit.c (use_pred_not_overlap_with_undef_path_pre):
14094         Likewise.
14095         (is_and_or_or): Likewise.
14096         (is_norm_cond_subset_of): Likewise.
14097
14098 2011-07-19  Richard Guenther  <rguenther@suse.de>
14099
14100         * tree.h (fold_build_pointer_plus_loc): New helper function.
14101         (fold_build_pointer_plus_hwi_loc): Likewise.
14102         (fold_build_pointer_plus): Define.
14103         (fold_build_pointer_plus_hwi): Likewise.
14104         * builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
14105         (fold_builtin_memory_op): Likewise.
14106         (fold_builtin_stpcpy): Likewise.
14107         (fold_builtin_memchr): Likewise.
14108         (fold_builtin_strstr): Likewise.
14109         (fold_builtin_strchr): Likewise.
14110         (fold_builtin_strrchr): Likewise.
14111         (fold_builtin_strpbrk): Likewise.
14112         (fold_builtin_strcat): Likewise.
14113         (expand_builtin_memory_chk): Likewise.
14114         (fold_builtin_memory_chk): Likewise.
14115         * c-typeck.c (build_unary_op): Likewise.
14116         * cgraphunit.c (thunk_adjust): Likewise.
14117         * fold-const.c (build_range_check): Likewise.
14118         (fold_binary_loc): Likewise.
14119         * omp-low.c (extract_omp_for_data): Likewise.
14120         (expand_omp_for_generic): Likewise.
14121         (expand_omp_for_static_nochunk): Likewise.
14122         (expand_omp_for_static_chunk): Likewise.
14123         * tree-affine.c (add_elt_to_tree): Likewise.
14124         * tree-data-ref.c (split_constant_offset_1): Likewise.
14125         * tree-loop-distribution.c (generate_memset_zero): Likewise.
14126         * tree-mudflap.c (mf_xform_derefs_1): Likewise.
14127         * tree-predcom.c (ref_at_iteration): Likewise.
14128         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
14129         (add_to_parts): Likewise.
14130         (create_mem_ref): Likewise.
14131         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14132         * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise.
14133         (number_of_iterations_le): Likewise.
14134         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise.
14135         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
14136         (vect_create_addr_base_for_vector_ref): Likewise.
14137         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise.
14138         (vect_create_cond_for_alias_checks): Likewise.
14139         * tree-vrp.c (extract_range_from_assert): Likewise.
14140         * config/alpha/alpha.c (alpha_va_start): Likewise.
14141         (alpha_gimplify_va_arg_1): Likewise.
14142         * config/i386/i386.c (ix86_va_start): Likewise.
14143         (ix86_gimplify_va_arg): Likewise.
14144         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
14145         * config/mep/mep.c (mep_expand_va_start): Likewise.
14146         (mep_gimplify_va_arg_expr): Likewise.
14147         * config/mips/mips.c (mips_va_start): Likewise.
14148         (mips_gimplify_va_arg_expr): Likewise.
14149         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
14150         * config/rs6000/rs6000.c (rs6000_va_start): Likewise.
14151         (rs6000_gimplify_va_arg): Likewise.
14152         * config/s390/s390.c (s390_va_start): Likewise.
14153         (s390_gimplify_va_arg): Likewise.
14154         * config/sh/sh.c (sh_va_start): Likewise.
14155         (sh_gimplify_va_arg_expr): Likewise.
14156         * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
14157         * config/spu/spu.c (spu_va_start): Likewise.
14158         (spu_gimplify_va_arg_expr): Likewise.
14159         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
14160         Likewise.
14161         (xstormy16_gimplify_va_arg_expr): Likewise.
14162         * config/xtensa/xtensa.c (xtensa_va_start): Likewise.
14163         (xtensa_gimplify_va_arg_expr): Likewise.
14164
14165 2011-07-19  Richard Guenther  <rguenther@suse.de>
14166
14167         * expr.c (expand_expr_real_2): Remove TRUTH_*_EXPR handling.
14168         (expand_expr_real_1): Remove TRUTH_*IF_EXPR and STATEMENT_LIST
14169         handling.
14170
14171         PR middle-end/18908
14172         * expr.c (expand_expr_real_2): Do not unnecessarily truncate the
14173         result of BIT_*_EXPR to bitfield precision.
14174
14175 2011-07-19  Richard Sandiford  <richard.sandiford@linaro.org>
14176
14177         PR tree-optimization/49742
14178         * tree-data-ref.c (get_references_in_stmt): Treat the lhs of a call
14179         as a potential write.
14180
14181 2011-07-19  Richard Guenther  <rguenther@suse.de>
14182
14183         * Makefile.in (tree-ssa-forwprop.o): Depend on gimple-pretty-print.h.
14184         * tree-ssa-forwprop.c: Include gimple-pretty-print.h.
14185         (forward_propagate_comparison): Simplify, remove obsolete code.
14186
14187 2011-07-19  Richard Guenther  <rguenther@suse.de>
14188
14189         * gimplify.c (gimplify_expr): Gimplify TRUTH_NOT_EXPR as
14190         BIT_XOR_EXPR, same as the RTL expander does.
14191         * tree-cfg.c (verify_expr): Disallow TRUTH_NOT_EXPR in the gimple IL.
14192         (verify_gimple_assign_unary): Likewise.
14193         * tree-ssa-propagate.c (valid_gimple_rhs_p): Disallow TRUTH_*_EXPR.
14194         * tree-ssa-forwprop.c (forward_propagate_comparison): Handle
14195         BIT_NOT_EXPR and BIT_XOR_EXPR instead of TRUTH_NOT_EXPR.
14196
14197 2011-07-19  Jakub Jelinek  <jakub@redhat.com>
14198
14199         PR tree-optimization/49768
14200         * gimple-fold.c (fold_nonarray_ctor_reference): Return NULL
14201         if offset is smaller than bitoffset, but offset+size is bigger
14202         than bitoffset.
14203
14204 2011-07-19  Ira Rosen  <ira.rosen@linaro.org>
14205
14206         PR tree-optimization/49771
14207         * tree-vect-loop-manip.c (vect_vfa_segment_size): In case of
14208         zero step, set segment length to the size of the data-ref's type.
14209
14210 2011-07-18  Martin Jambor  <mjambor@suse.cz>
14211
14212         * ipa-prop.h: Include alloc-pool.h, all sorts of updates to general
14213         comments.
14214         (ipcp_values_pool): Declare.
14215         (ipcp_sources_pool): Likewise.
14216         (ipcp_lattice): Changed to forward declaration.
14217         (ipa_param_descriptor): Removed fields ipcp_lattice, types and
14218         cannot_devirtualize.
14219         (ipa_node_params): New fields descriptors, lattices, known_vals,
14220         clone_for_all_contexts and node dead, removed fields params and
14221         count_scale.
14222         (ipa_set_param_count): Removed.
14223         (ipa_get_param_count): Made to work with descriptors vector.
14224         (ipa_get_param): Updated.
14225         (ipa_param_cannot_devirtualize_p): Removed.
14226         (ipa_param_types_vec_empty): Likewise.
14227         (ipa_set_param_used): New function.
14228         (ipa_get_param_used): Updated to use descriptors vector.
14229         (ipa_func_list): Removed.
14230         (ipa_init_func_list): Removed declaration.
14231         (ipa_push_func_to_list_1): Likewise.
14232         (ipa_pop_func_from_list): Likewise.
14233         (ipa_push_func_to_list): Removed.
14234         (ipa_lattice_from_jfunc): Remove declaration.
14235         (ipa_get_jf_pass_through_result): Declare.
14236         (ipa_get_jf_ancestor_result): Likewise.
14237         (ipa_value_from_jfunc): Likewise.
14238         (ipa_get_lattice): Update.
14239         (ipa_lat_is_single_const): New function.
14240         * ipa-prop.c (ipa_push_func_to_list_1): Removed.
14241         (ipa_init_func_list): Likewise.
14242         (ipa_pop_func_from_list): Likewise.
14243         (ipa_get_param_decl_index): Fix coding style.
14244         (count_formal_params): Removed.
14245         (count_formal_params_1): Renamed to count_formal_params.
14246         (ipa_populate_param_decls): Update to use descriptors vector.
14247         (ipa_initialize_node_params): Likewise.
14248         (visit_ref_for_mod_analysis): Use ipa_set_param_used.
14249         (ipa_analyze_params_uses): Likewise.
14250         (ipa_free_node_params_substructures): Likewise and free also lattices
14251         and known values.
14252         (duplicate_array): Removed.
14253         (ipa_edge_duplication_hook): Add the new edge to the list of edge
14254         clones.
14255         (ipa_node_duplication_hook): Update to use new lattices.
14256         (ipa_free_all_structures_after_ipa_cp): Free alloc pools.
14257         (ipa_free_all_structures_after_iinln): Likewise.
14258         (ipa_write_node_info): Update to use new lattices.
14259         (ipa_read_node_info): Likewise.
14260         (ipa_get_jf_pass_through_result): New function.
14261         (ipa_get_jf_ancestor_result): Likewise.
14262         (ipa_value_from_jfunc): Likewise.
14263         (ipa_cst_from_jfunc): Reimplemented using ipa_value_from_jfunc.
14264         * ipa-cp.c: Reimplemented.
14265         * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): Removed.
14266         (PARAM_IPA_CP_VALUE_LIST_SIZE): New parameter.
14267         (PARAM_IPA_CP_EVAL_THRESHOLD): Likewise.
14268         * Makefile.in (IPA_PROP_H): Added alloc-pool.h to dependencies.
14269         * doc/invoke.texi (devirt-type-list-size): Removed description.
14270         (ipa-cp-value-list-size): Added description.
14271
14272 2011-07-18  Richard Henderson  <rth@redhat.com>
14273
14274         * bb-reorder.c (fix_crossing_conditional_branches): Emit all insns
14275         before calling create_basic_block.
14276
14277 2011-07-18  Jakub Jelinek  <jakub@redhat.com>
14278
14279         PR middle-end/49675
14280         * tree.c (build_common_builtin_nodes): Register
14281         __builtin_return_address, __cyg_profile_func_enter
14282         and __cyg_profile_func_exit.
14283
14284 2011-07-18  Richard Henderson  <rth@redhat.com>
14285
14286         * bb-reorder.c (emit_barrier_after_bb): Split out of ...
14287         (add_labels_and_missing_jumps): ... here.
14288         (fix_up_fall_thru_edges, fix_crossing_conditional_branches): Use it.
14289
14290 2011-07-18  Uros Bizjak  <ubizjak@gmail.com>
14291
14292         PR target/47744
14293         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
14294         of DImode hard registers in PLUS address chains.
14295
14296 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14297
14298         PR bootstrap/49769
14299         * config.gcc (alpha*-*-linux*): Add crtfastmath.o to extra_parts.
14300         (alpha*-*-freebsd*): Likewise.
14301         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14302         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
14303         i[34567]86-*-kopensolaris*-gnu): Add crtprec32.o, crtprec64.o,
14304         crtprec80.o, crtfastmath.o to extra_parts for all targets.
14305         (ia64*-*-elf*): Remove extra_parts.
14306         (sparc-*-linux*): Add crtfastmath.o to extra_parts.
14307         (sparc64-*-linux*): Likewise.
14308         (sparc64-*-freebsd*): Likewise.
14309
14310         Revert:
14311         * config.gcc (ia64*-*-freebsd*): Remove crtfastmath.o from extra_parts.
14312         (ia64*-*-linux*): Likewise.
14313         (mips64*-*-linux*): Likewise.
14314         (mips*-*-linux*): Likewise.
14315
14316 2011-07-18  David Edelsohn  <dje.gcc@gmail.com>
14317
14318         * doc/install.texi (Specific, *-ibm-aix*): AIX assembler bug.
14319
14320 2011-07-18  Richard Guenther  <rguenther@suse.de>
14321
14322         * gimplify.c (gimplify_expr): Use input_location, not saved_location
14323         when building new trees.
14324
14325 2011-07-18  Richard Guenther  <rguenther@suse.de>
14326
14327         * expr.c (expand_expr_real_2): Properly truncate the BIT_NOT_EXPR
14328         expansion result to bitfield precision if required.
14329
14330 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14331
14332         * config.gcc (i[3456x]86-*-netware*): Remove.
14333
14334         * gthr-nks.h: Remove.
14335         * configure.ac (enable_threads): Remove nks.
14336         * configure: Regenerate.
14337
14338         * config/i386/i386.c (ix86_encode_section_info): Remove netware
14339         reference.
14340         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): Remove
14341         <netware.h> reference.
14342
14343         * config/i386/netware-libgcc.c,
14344         gcc/config/i386/netware-libgcc.def,
14345         gcc/config/i386/netware-libgcc.exp, gcc/config/i386/netware.c,
14346         gcc/config/i386/netware.h, gcc/config/i386/netware.opt,
14347         gcc/config/i386/nwld.c, gcc/config/i386/nwld.h,
14348         gcc/config/i386/t-netware, gcc/config/i386/t-nwld: Remove
14349
14350         * doc/extend.texi (Function Attributes,
14351         callee_pop_aggregate_return): Remove i?86-netware reference.
14352         * doc/install.texi (Configuration, --enable-threads): Remove nks.
14353
14354 2011-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14355
14356         PR target/49746
14357         Revert:
14358         2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14359
14360         * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
14361         patterns.
14362
14363 2011-07-17  Eric Botcazou  <ebotcazou@adacore.com>
14364
14365         PR middle-end/49732
14366         * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
14367
14368 2011-07-16  Matthias Klose  <doko@ubuntu.com>
14369
14370         * doc/install.texi: Document --enable-static-libjava.
14371
14372 2011-07-15  Richard Henderson  <rth@redhat.com>
14373
14374         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14375         Replace all three arguments by returning a VEC of edges.
14376         (add_labels_and_missing_jumps): Accept a VEC of edges, not bare
14377         pointers and counts.
14378         (fix_edges_for_rarely_executed_code): Merge ...
14379         (rest_of_handle_partition_blocks): ... into...
14380         (partition_hot_cold_basic_blocks): ... here.  Return todo items if
14381         any work was performed.
14382         (pass_partition_blocks): Clear todo_flags_finish.
14383
14384 2011-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
14385             Jakub Jelinek  <jakub@redhat.com>
14386             Jonathan Wakely  <jwakely.gcc@gmail.com>
14387
14388         PR libstdc++/49745
14389         * gthr-posix.h: Do not include <unistd.h> unconditionally; use
14390         _GTHREADS_USE_MUTEX_TIMEDLOCK instead of _POSIX_TIMEOUTS.
14391
14392 2011-07-15  Jason Merrill  <jason@redhat.com>
14393
14394         PR testsuite/49741
14395         * Makefile.in ($(lang_checks_parallelized)): Allow --extra_opts
14396         rather than --tool_opts.
14397
14398 2011-07-15  Basile Starynkevitch  <basile@starynkevitch.net>
14399
14400         * doc/plugins.texi (Building GCC plugins): gengtype needs its
14401         corresponding gtype.state.
14402
14403 2011-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14404
14405         PR target/49723
14406         * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
14407
14408 2011-07-15  Eric Botcazou  <ebotcazou@adacore.com>
14409
14410         PR target/48220
14411         * doc/md.texi (Standard Names): Document window_save.
14412         * cfgexpand.c (expand_debug_parm_decl): New function extracted from
14413         expand_debug_expr and expand_debug_source_expr.  If the target has
14414         a window_save instruction, adjust the ENTRY_VALUE_EXP.
14415         (expand_debug_expr) <SSA_NAME>: Call expand_debug_parm_decl if the
14416         SSA_NAME_VAR is a parameter.
14417         (expand_debug_source_expr) <PARM_DECL>: Call expand_debug_parm_decl.
14418         * var-tracking.c (parm_reg_t): New type and associated vector type.
14419         (windowed_parm_regs): New variable.
14420         (adjust_insn): If the target has a window_save instruction and this
14421         is the instruction, make its effect on parameter registers explicit.
14422         (next_non_note_insn_var_location): New function.
14423         (emit_notes_in_bb): Use it instead of NEXT_INSN throughout.
14424         (vt_add_function_parameter): If the target has a window_save insn,
14425         adjust the incoming RTL and record that in windowed_parm_regs.
14426         (vt_finalize): Free windowed_parm_regs.
14427
14428 2011-07-15  Bernd Schmidt  <bernds@codesourcery.com>
14429
14430         * doc/invoke.texi (C6X Options): New section.
14431         * doc/md.texi (TI C6X family): New section.
14432         * config.gcc: Handle tic6x, in particular tic6x-*-elf and
14433         tic6x-*-uclinux.
14434         * longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
14435         count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
14436         Provide C6X definitions.
14437         * config/c6x/c6x.md: New file.
14438         * config/c6x/constraints.md: New file.
14439         * config/c6x/predicates.md: New file.
14440         * config/c6x/c6x-sched.md.in: New file.
14441         * config/c6x/c6x-sched.md: New file.
14442         * config/c6x/gensched.sh: New file.
14443         * config/c6x/c6x-mult.md.in: New file.
14444         * config/c6x/genmult.sh: New file.
14445         * config/c6x/c6x-mult.md: New file.
14446         * config/c6x/sync.md: New file.
14447         * config/c6x/c6x-protos.h: New file.
14448         * config/c6x/sfp-machine.h: New file.
14449         * config/c6x/c6x.c: New file.
14450         * config/c6x/c6x.h: New file.
14451         * config/c6x/crti.s: New file.
14452         * config/c6x/crtn.s: New file.
14453         * config/c6x/lib1funcs.asm: New file.
14454         * config/c6x/c6x-modes.def: New file.
14455         * config/c6x/genopt.sh: New file.
14456         * config/c6x/c6x.opt: New file.
14457         * config/c6x/c6x-tables.opt: New file.
14458         * config/c6x/c6x-opts.h: New file.
14459         * config/c6x/c6x-isas.def: New file.
14460         * config/c6x/elf.h: New file.
14461         * config/c6x/elf-common.h: New file.
14462         * config/c6x/uclinux-elf.h: New file.
14463         * config/c6x/t-c6x: New file.
14464         * config/c6x/t-c6x-elf: New file.
14465         * config/c6x/t-c6x-uclinux: New file.
14466         * config/c6x/t-c6x-softfp: New file.
14467         * config/c6x/gtd.c: New file.
14468         * config/c6x/gtf.c: New file.
14469         * config/c6x/ltd.c: New file.
14470         * config/c6x/ltf.c: New file.
14471         * config/c6x/ged.c: New file.
14472         * config/c6x/gef.c: New file.
14473         * config/c6x/led.c: New file.
14474         * config/c6x/lef.c: New file.
14475         * config/c6x/eqd.c: New file.
14476         * config/c6x/eqf.c: New file.
14477         * config/c6x/libgcc-c6xeabi.ver: New file.
14478
14479         Revert
14480         2003-07-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
14481         PR rtl-optimization/11320
14482         * sched-int.h (struct deps) [reg_conditional_sets]: New field.
14483         (struct sched_info) [compute_jump_reg_dependencies]: New prototype.
14484         * sched-deps.c (sched_analyze_insn) [JUMP_INSN]: Update call to
14485         current_sched_info->compute_jump_reg_dependencies. Record which
14486         registers are used and which registers are set by the jump.
14487         Clear deps->reg_conditional_sets after a barrier.
14488         Set deps->reg_conditional_sets if the insn is a COND_EXEC.
14489         Clear deps->reg_conditional_sets if the insn is not a COND_EXEC.
14490         (init_deps): Initialize reg_conditional_sets.
14491         (free_deps): Clear reg_conditional_sets.
14492         * sched-ebb.c (compute_jump_reg_dependencies): New prototype.
14493         Mark registers live on entry of the fallthrough block and conditionally
14494         set as set by the jump. Mark registers live on entry of non-fallthrough
14495         blocks as used by the jump.
14496         * sched-rgn.c (compute_jump_reg_dependencies): New prototype.
14497         Mark new parameters as unused.
14498
14499 2011-07-14  Andrew Pinski  <pinskia@gmail.com>
14500
14501         PR tree-opt/49309
14502         * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
14503         Use fold_build2_loc instead of build2.
14504         Use the correct type for the new tree.
14505
14506 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
14507
14508         PR rtl-optimization/11320
14509         * config/ia64/ia64.md (load_symptr_low): Show a MEM.
14510         * config/ia64/ia64.c (ia64_expand_load_address): Generate it.
14511
14512 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
14513
14514         PR target/49487
14515         * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
14516         of REG.
14517         (*rotw<mode>): Use const_int_operand for operand2.
14518         Use match_scatch for operand3.
14519         (*rotb<mode>): Ditto
14520         * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
14521
14522 2011-07-14  Richard Guenther  <rguenther@suse.de>
14523
14524         PR tree-optimization/49651
14525         * tree-ssa-structalias.c (get_constraint_for_1): Properly
14526         handle dereferences with subvariables.
14527
14528 2011-07-14  Richard Guenther  <rguenther@suse.de>
14529
14530         * gimple-fold.c (fold_gimple_assign): Remove operand swapping.
14531         (fold_stmt_1): Do it here directly on gimple and as a first thing.
14532
14533 2011-07-14  Richard Guenther  <rguenther@suse.de>
14534
14535         * fold-const.c (fold_binary_loc): Convert the !bool_var result,
14536         not bool_var when folding bool_var != 1 or bool_var == 0.
14537
14538 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
14539
14540         * haifa-sched.c (schedule_insns): Remove outdated comment.
14541         (schedule_block): When computing a known value for TODO_SPEC,
14542         just set it rather than using logical operations.
14543         (try_ready): Likewise.  Use a local variable rather than a
14544         pointer to TODO_SPEC.  Reorder an if statement to move the
14545         easy case to the then block.
14546         * sched-deps.c (dep_spec_p): New static function.
14547         (update_dep): Use it to decide whether to call
14548         change_spec_dep_to_hard.
14549         (get_back_and_forw_lists): Use it.
14550         (sd_resolve_dep): Likewise.
14551         (init_dep): If !USE_DEPS_LIST, use zero to initialize status.
14552         (haifa_note_mem_dep): Likewise.
14553         (check_dep): Likewise.
14554         (sd_add_dep): Also clear SPECULATIVE bits if not DO_SPECULATION.
14555         (sched_free_deps): Free in two passes.
14556
14557 2011-07-14  Richard Sandiford  <richard.sandiford@linaro.org>
14558
14559         PR middle-end/49736
14560         * expr.c (all_zeros_p): Undo bogus part of last change.
14561
14562 2011-07-14  Matthias Klose <doko@ubuntu.com>
14563
14564         * doc/extend.texi (optimize attribute): Fix typo.
14565
14566 2011-07-14  Richard Guenther  <rguenther@suse.de>
14567
14568         * gimplify.c (gimplify_expr): Only do required conversions.
14569
14570 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
14571
14572         PR target/43746
14573         * config/avr/elf.h (TARGET_ASM_SELECT_SECTION): Remove,
14574         i.e. use default_elf_select_section.
14575         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Remove.
14576         (READONLY_DATA_SECTION_ASM_OP): Remove.
14577         (TARGET_ASM_NAMED_SECTION): Move from here...
14578         * config/avr/avr.c: ...to here.
14579         (avr_asm_init_sections): Set unnamed callback of readonly_data_section.
14580         (avr_asm_named_section): Make static.
14581
14582 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14583
14584         PR bootstrap/49739
14585         * config.gcc (extra_parts): Add crtprec32.o crtprec64.o crtprec80.o
14586         and crtfastmath.o for Linux/x86.
14587
14588 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
14589
14590         * haifa-sched.c: Include "hashtab.h"
14591         (sched_no_dce): New global variable.
14592         (INSN_EXACT_TICK, INSN_TICK_ESTIMATE, FEEDS_BACKTRACK_INSN,
14593         SHADOW_P): New macros.
14594         (last_clock_var, cycle_issued_insns): Move declarations.
14595         (must_backtrack): New static variable.
14596         (struct delay_pair): New structure.
14597         (delay_htab, delay_htab_i2): New static variables.
14598         (delay_hash_i1, delay_hash_i2, delay_i1_eq, delay_i2_eq,
14599         record_delay_slot_pair, pair_delay, add_delay_dependencies): New
14600         functions.
14601         (dep_cost_1): If delay pairs exist, try to look up the insns and
14602         use the correct pair delay if we find them.
14603         (rank-for_schedule): Tweak priority for insns that must be scheduled
14604         soon to avoid backtracking.
14605         (queue_insn): Detect conditions which force backtracking.
14606         (ready_add): Likewise.
14607         (struct sched_block_state): Add member shadows_only_p.
14608         (struct haifa_save_data): New structure.
14609         (backtrack_queue): New static variable.
14610         (mark_backtrack_feeds, copy_insn_list, save_backtrack_point,
14611         unschedule_insns_until, restore_last_backtrack_point,
14612         free_topmost_backtrack_point, free_backtrack_queue,
14613         estimate_insn_tick, estimate_shadow_tick): New functions.
14614         (prune_ready_list): New arg shadows_only_p.  All callers changed.
14615         If true, remove everything that isn't SHADOW_P.  Look up delay
14616         pairs and estimate ticks to avoid scheduling the first insn too early.
14617         (verify_shadows): New function.
14618         (schedule_block): Add machinery to enable backtracking.
14619         (sched_init): Take sched_no_dce into account when setting
14620         DF_LR_RUN_DCE.
14621         (free_delay_pairs): New function.
14622         (init_h_i_d): Initialize INSN_EXACT_TICK.
14623         * Makefile.in (haifa-sched.o): Add $(HASHTAB_H).
14624         * sched-deps.c (sd_unresolve_dep): New function.
14625         * sched-int. (struct haifa_sched_info): New fields save_state
14626         and restore_state.
14627         (struct _haifa_insn_data): New fields exact_tick, tick_estimate,
14628         feeds_backtrack_insn and shadow_p.
14629         (DO_BACKTRACKING): New value in enum SCHED_FLAGS.
14630         (sched_no_dce): Declare variable.
14631         (record_delay_slot_pair, free_delay_pairs, add_delay_dependencies,
14632         sd_unresolve_dep): Declare functions.
14633         * modulo-sched.c (sms_sched_info): Clear the two new fields.
14634         * sched-rgn.c (rgn_const_sched_info): Likewise.
14635         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
14636         * sched-ebb.c (save_ebb_state, restore_ebb_state): New functions.
14637         (ebb_sched_info): Add them for the two new fields.
14638         (add_deps_for_risky_insns): Call add_delay_dependencies.
14639
14640 2011-07-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
14641
14642         * config/rs6000/rs6000.opt (-mpointers-to-nested-functions):
14643         Rename -mr11.
14644         * config/rs6000/rs6000.c (rs6000_trampoline_init): Ditto.
14645         (rs6000_call_indirect_aix): Ditto.
14646         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Ditto.
14647         (call_indirect_aix<ptrsize>_internal): Ditto.
14648         (call_indirect_aix<ptrsize>_nor11): Ditto.
14649         (call_indirect_aix<ptrsize>_internal2): Ditto.
14650         (call_value_indirect_aix<ptrsize>): Ditto.
14651         (call_value_indirect_aix<ptrsize>_internal): Ditto.
14652         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
14653         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
14654         * doc/invoke.texi (RS/6000 and PowerPC Options): Ditto.
14655
14656 2011-07-13  Jason Merrill  <jason@redhat.com>
14657
14658         * Makefile.in ($(lang_checks_parallelized)): Allow --tool_opts.
14659
14660 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14661
14662         * config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2.
14663         * config/spu/spu.md ("clrsb<mode>2"): New expander.
14664
14665 2011-07-13  Thomas Schwinge  <thomas@schwinge.name>
14666
14667         * acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
14668         * configure: Regenerate.
14669
14670 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14671
14672         * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
14673         (asm_file_start): Remove.
14674         (spu_machine_dependent_reorg): Call compute_bb_for_insn and
14675         free_bb_for_insn around code that modifies insns before
14676         restarting df analysis.
14677
14678 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14679
14680         PR target/49541
14681         * config/sol2.h (LIB_SPEC): Simplify.  Move LIB_THREAD_LDFLAGS_SPEC ...
14682         (LINK_SPEC): ... here.
14683
14684 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14685
14686         * haifa-sched.c (struct sched_block_state): New.
14687         (schedule_block): Move some local variables into such a structure.
14688
14689 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14690
14691         * config/i386/crtprec.c: Move to ../libgcc/config/i386.
14692         * config/i386/t-crtpc: Remove.
14693         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
14694         * config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from
14695         tmake_file.
14696         (x86_64-*-darwin*): Likewise.
14697         (i[34567]86-*-linux*): Likewise.
14698         (x86_64-*-linux*): Likewise.
14699
14700         * config/i386/sol2.h (ENDFILE_SPEC): Redefine.
14701         Handle -mpc32, -mpc64, -mpc80.
14702
14703 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14704
14705         * config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha.
14706         * config/alpha/t-crtfm: Remove.
14707         * config/i386/crtfastmath.c: Move to ../libgcc/config/i386.
14708         * config/i386/t-crtfm: Remove.
14709         * config/ia64/crtfastmath.c: Move to ../libgcc/config/ia64.
14710         * config/mips/crtfastmath.c: Move to ../libgcc/config/mips.
14711         * config/sparc/crtfastmath.c: Move to ../libgcc/config/sparc.
14712         * config/sparc/t-crtfm: Remove.
14713
14714         * config.gcc (alpha*-*-linux*): Remove alpha/t-crtfm from tmake_file.
14715         (alpha*-*-freebsd*): Likewise.
14716         (i[34567]86-*-darwin*): Remove i386/t-crtfm from tmake_file.
14717         (x86_64-*-darwin*): Likewise.
14718         (i[34567]86-*-linux*): Likewise.
14719         (x86_64-*-linux*): Likewise.
14720         (x86_64-*-mingw*): Likewise.
14721         (ia64*-*-elf*): Remove crtfastmath.o from extra_parts.
14722         (ia64*-*-freebsd*): Likewise.
14723         (ia64*-*-linux*): Likewise.
14724         (mips64*-*-linux*): Likewise.
14725         (mips*-*-linux*): Likewise.
14726         (sparc-*-linux*): Remove sparc/t-crtfm from tmake_file.
14727         (sparc64-*-linux*): Likewise.
14728         (sparc64-*-freebsd*): Likewise.
14729
14730 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14731
14732         * config/darwin-crt2.c: Move to ../libgcc/config/rs6000.
14733         * config/darwin-crt3.c: Move to ../libgcc/config.
14734         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
14735         ($(T)crt3$(objext)): Remove.
14736         * config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Remove.
14737         ($(T)crt2$(objext)): Remove.
14738         * config.gcc (powerpc-*-darwin*): Remove extra_parts.
14739         (powerpc64-*-darwin*): Likewise.
14740
14741 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
14742
14743         * config/i386/i386.c (x86_output_mi_thunk): Support ptr_mode != Pmode.
14744
14745         * config/i386/i386.md (*addsi_1_zext): Renamed to ...
14746         (addsi_1_zext): This.
14747
14748 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14749
14750         * doc/tm.texi.in (TARGET_ASM_MERGEABLE_RODATA_PREFIX): Add hook.
14751         * doc/tm.texi: Regenerate.
14752         * target.def (mergeable_rodata_prefix): New defhookpod.
14753         * varasm.c (mergeable_string_section, mergeable_constant_section):
14754         Use it. Allocate name with alloca.
14755
14756 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
14757
14758         * doc/invoke.texi (x86): Remove -mfused-madd and add -mfma.
14759
14760 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
14761
14762         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Tighten
14763         overlap check.
14764
14765 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
14766
14767         * tree.h (categorize_ctor_elements): Remove comment.  Fix long line.
14768         (count_type_elements): Delete.
14769         (complete_ctor_at_level_p): Declare.
14770         * expr.c (flexible_array_member_p): New function, split out from...
14771         (count_type_elements): ...here.  Make static.  Replace allow_flexarr
14772         parameter with for_ctor_p.  When for_ctor_p is true, return the
14773         number of elements that should appear in the top-level constructor,
14774         otherwise return an estimate of the number of scalars.
14775         (categorize_ctor_elements): Replace p_must_clear with p_complete.
14776         (categorize_ctor_elements_1): Likewise.  Use complete_ctor_at_level_p.
14777         (complete_ctor_at_level_p): New function, borrowing union logic
14778         from old categorize_ctor_elements_1.
14779         (mostly_zeros_p): Return true if the constructor is not complete.
14780         (all_zeros_p): Update call to categorize_ctor_elements.
14781         * gimplify.c (gimplify_init_constructor): Update call to
14782         categorize_ctor_elements.  Don't call count_type_elements.
14783         Unconditionally prevent clearing for variable-sized types,
14784         otherwise rely on categorize_ctor_elements to detect
14785         incomplete initializers.
14786
14787 2011-07-13  Richard Guenther  <rguenther@suse.de>
14788
14789         * tree-vrp.c (simplify_conversion_using_ranges): Make sure
14790         the final type is integral.
14791
14792 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14793
14794         * sched-int.h (struct _dep): Add member cost.
14795         (DEP_COST, UNKNOWN_DEP_COST): New macros.
14796         * sched-deps.c (init_dep_1): Initialize DEP_COST.
14797         * haifa-sched.c (dep_cost_1): Use and set DEP_COST.
14798         (sched_change_pattern): Reset it for dependent insns.
14799
14800 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14801
14802         * Makefile.in (CRT0STUFF_T_CFLAGS): Remove.
14803         ($(T)crt0.o, $(T)mcrt0.o, s-crt0): Remove.
14804         * config/i386/netware-crt0.c: Move to ../libgcc/config/i386.
14805         * config/i386/t-nwld (CRTSTUFF_T_CFLAGS, CRT0STUFF_T_CFLAGS): Remove.
14806         (CRT0_S, MCRT0_S): Remove.
14807         ($(T)libgcc.def, $(T)libc.def, $(T)libcpre.def, $(T)posixpre.def):
14808         Remove.
14809         (s-crt0): Remove.
14810         * config.gcc (i[3456x]86-*-netware*): Remove extra_parts.
14811
14812 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
14813
14814         * cse.c (insert_with_costs): Put semi-colon after empty loop body
14815         on the next line.
14816         * emit-rtl.c (push_to_sequence): Likewise.
14817         * haifa-sched.c (max_issue): Likewise.
14818         * matrix-reorg.c (add_allocation_site): Likewise.
14819         * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
14820         * reload.c (alternative_allows_const_pool_ref): Likewise.
14821         * sched-rgn.c (rgn_add_block): Likewise.
14822         (rgn_fix_recovery_cfg): Likewise.
14823         * tree.c (attribute_list_contained): Likewise.
14824
14825 2011-07-12  Uros Bizjak  <ubizjak@gmail.com>
14826
14827         * config/i386/i386.c: Tidy processor feature bitmasks.
14828         (m_P4_NOCONA): New.
14829
14830 2011-07-12  Andrew Pinski  <pinskia@gmail.com>
14831
14832         PR rtl-opt/49474
14833         * cprop.c (find_implicit_sets): Correct the condition.
14834
14835 2011-07-12  Richard Henderson  <rth@redhat.com>
14836
14837         PR target/49713
14838         * dwarf2out.h (dwarf_frame_regnum): Remove.
14839         * dwarf2out.c (based_loc_descr): Revert last change.  Initialize regno
14840         earlier from DWARF_FRAME_REGNUM.  Never use dbx_reg_number.
14841         * dwarf2cfi.c (dw_stack_pointer_regnum, dw_frame_pointer_regnum): New.
14842         (execute_dwarf2_frame): Initialize them.
14843         (DW_STACK_POINTER_REGNUM, DW_FRAME_POINTER_REGNUM): Remove; replace
14844         users of the macros with the variables.
14845         (expand_builtin_dwarf_sp_column): Revert last change.
14846         (expand_builtin_init_dwarf_reg_sizes): Likewise.  Compute the
14847         result of DWARF_FRAME_REGNUM into a local variable.
14848
14849 2011-07-12  Richard Henderson  <rth@redhat.com>
14850
14851         PR target/49714
14852         * config/i386/i386.c (x86_output_mi_thunk): Use
14853         machopic_indirect_call_target instead of machopic_indirection_name
14854         directly.
14855
14856 2011-07-12  Laurent GUERBY  <laurent@guerby.net>
14857             Eric Botcazou  <ebotcazou@adacore.com>
14858
14859         * prefix.h: Wrap up in extern "C" block.
14860
14861 2011-07-12  Harsha Jagasia  <harsha.jagasia@amd.com>
14862
14863         AMD bdver2 Enablement
14864         * config.gcc (i[34567]86-*-linux* | ...): Add bdver2.
14865         (case ${target}): Add bdver2.
14866         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14867         -march=native recognize bdver2 processors.
14868         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14869         bdver2 def_and_undef
14870         * config/i386/i386.c (struct processor_costs bdver2_cost): New
14871         bdver2 cost table.
14872         (m_BDVER2): New definition.
14873         (m_AMD_MULTIPLE): Includes m_BDVER2.
14874         (initial_ix86_tune_features): Add bdver2 tuning.
14875         (processor_target_table): Add bdver2 entry.
14876         (static const char *const cpu_names): Add bdver2 entry.
14877         (ix86_option_override_internal): Add bdver2 instruction sets.
14878         (ix86_issue_rate): Add bdver2.
14879         (ix86_adjust_cost): Add bdver2.
14880         (has_dispatch): Add bdver2.
14881         * config/i386/i386.h (TARGET_BDVER2): New definition.
14882         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_bdver2.
14883         (enum processor_type): Add PROCESSOR_BDVER2.
14884         * config/i386/i386.md (define_attr "cpu"): Add bdver2.
14885         * config/i386/i386.opt ( mdispatch-scheduler): Add bdver2 to
14886         description.
14887
14888 2011-07-12  Richard Henderson  <rth@redhat.com>
14889
14890         PR target/49714
14891         * config/i386/i386.c (x86_output_mi_thunk): Fix mode for
14892         destination address in memory on some paths.
14893
14894 2011-07-12  Bernd Schmidt  <bernds@codesourcery.com>
14895
14896         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Mention
14897         TARGET_FUNCTION_ARG_ROUND_BOUNDARY.
14898         (TARGET_FUNCTION_ARG_ROUND_BOUNDARY): Add hook.
14899         * function.c (locate_and_pad_parm): Take it into account.
14900         * target.def (function_arg_round_boundary): New hook.
14901         * targhooks.c (default_function_arg_round_boundary): New function.
14902         * targhooks.h (default_function_arg_round_boundary): Declare.
14903         * doc/tm.texi: Regenerate.
14904
14905 2011-07-12  Richard Guenther  <rguenther@suse.de>
14906
14907         * tree-ssa-copyrename.c (rename_ssa_copies): Zero statistics.
14908         Do not perform no-op changes.
14909
14910 2011-07-12  Richard Sandiford  <richard.sandiford@linaro.org>
14911
14912         * config/arm/predicates.md (neon_struct_operand): Make a normal
14913         predicate.
14914         (neon_struct_or_register_operand): New predicate.
14915         * config/arm/neon.md (movmisalign<mode>): Replace predicates
14916         with neon_struct_or_register_operand.
14917         (*movmisalign<mode>_neon_store, *movmisalign<mode>_neon_load): Use
14918         neon_struct_operand instead of memory_operand.
14919
14920 2011-07-12  Martin Jambor  <mjambor@suse.cz>
14921
14922         * cgraph.h (cgraph_get_node_or_alias): Removed declaration.
14923         * cgraph.c (cgraph_get_node_or_alias): Removed.
14924         (change_decl_assembler_name): Changed all calls to
14925         cgraph_get_node_or_alias to a call to cgraph_get_node.
14926         (cgraph_make_decl_local): Likewise.
14927         * lto-symtab.c (lto_symtab_resolve_symbols): Likewise.
14928         * varasm.c (default_binds_local_p_1): Likewise.
14929         (decl_binds_to_current_def_p): Likewise.
14930
14931 2011-07-12  Jakub Jelinek  <jakub@redhat.com>
14932
14933         PR tree-optimization/49712
14934         * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle TARGET_MEM_REF.
14935
14936 2011-07-11  Bernd Schmidt  <bernds@codesourcery.com>
14937
14938         * genautomata.c (add_arc): Return void.  All callers changed.
14939         (make_automaton): Remove dead code.
14940
14941 2011-07-11  Richard Henderson  <rth@redhat.com>
14942
14943         * dwarf2cfi.c (DW_STACK_POINTER_REGNUM): New.
14944         (DW_FRAME_POINTER_REGNUM): New.
14945         (expand_builtin_init_dwarf_reg_sizes): Use unsigned for rnum.
14946         (def_cfa_1): Do not convert reg to DWARF_FRAME_REGNUM here.
14947         (dwf_regno): New.
14948         (dwarf2out_flush_queued_reg_saves, dwarf2out_frame_debug_def_cfa,
14949         dwarf2out_frame_debug_adjust_cfa, dwarf2out_frame_debug_cfa_register,
14950         dwarf2out_frame_debug_cfa_expression, dwarf2out_frame_debug_expr):
14951         Use it.
14952         * dwarf2out.c (based_loc_descr): Use dwarf_frame_regnum.
14953         * dwarf2out.h (dwarf_frame_regnum): New.
14954         (struct cfa_loc): Document the domain of the reg member.
14955
14956 2011-07-11  Uros Bizjak  <ubizjak@gmail.com>
14957
14958         * config/i386/i386.c (ix86_trampoline_init): Switch arms of if expr.
14959         Use offset everywhere.  Always assert that offset <= TRAMPOLINE_SIZE.
14960
14961 2011-07-11  Jakub Jelinek  <jakub@redhat.com>
14962
14963         PR debug/49676
14964         * dwarf2out.c (int_shift_loc_descriptor): New function.
14965         (int_loc_descriptor): If shorter, emit i as
14966         (i >> shift), shift, DW_OP_shl for suitable shift value.
14967         Similarly, try to optimize large negative values using
14968         DW_OP_neg of a positive value if shorter.
14969         (size_of_int_shift_loc_descriptor): New function.
14970         (size_of_int_loc_descriptor): Adjust to match int_loc_descriptor
14971         changes.
14972         (mem_loc_descriptor) <case CONST_INT>: Emit zero-extended constants
14973         that fit into DWARF2_ADDR_SIZE bytes as int_loc_descriptor +
14974         DW_OP_GNU_convert instead of DW_OP_GNU_const_type if the former
14975         is shorter.
14976         (resolve_addr_in_expr): Optimize DW_OP_plus_uconst with a large
14977         addend as added DW_OP_plus if it is shorter.
14978
14979 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14980
14981         * config/i386/sol2.h [!USE_GLD] (CTORS_SECTION_ASM_OP): Define.
14982         (DTORS_SECTION_ASM_OP): Define.
14983
14984 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14985
14986         * config/dfp-bit.c, config/dfp-bit.h: Move to ../libgcc.
14987         * config/t-dfprules: Move to ../libgcc/config.
14988         * config.gcc (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14989         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
14990         i[34567]86-*-kopensolaris*-gnu): Remove t-dfprules from tmake_file.
14991         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
14992         Likewise.
14993         (i[34567]86-*-cygwin*): Likewise.
14994         (i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
14995         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
14996         * Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): Remove.
14997         (libgcc.mvars): Remove DFP_ENABLE, DFP_CFLAGS, D32PBIT_FUNCS,
14998         D64PBIT_FUNCS, D128PBIT_FUNCS.
14999
15000 2011-07-11  Richard Guenther  <rguenther@suse.de>
15001
15002         * tree-vrp.c (simplify_conversion_using_ranges): Manually
15003         translate the source value-range through the conversion chain.
15004
15005 2011-07-11  Richard Sandiford  <richard.sandiford@linaro.org>
15006
15007         * expr.c (expand_expr_real_1): Use expand_insn for movmisalign.
15008
15009 2011-07-11  Arthur Loiret  <aloiret@debian.org>
15010
15011         * config.gcc (s390-*-linux*): If 'enabled_targets' is 'all', build
15012         a bi-arch compiler defaulting to 31-bit. In this case:
15013         (tmake_file): Add s390/t-linux64.
15014         * doc/install.texi: Add s390-linux to the list of targets supporting
15015         --enable-targets=all.
15016
15017 2011-07-11  Arthur Loiret  <aloiret@debian.org>
15018             Matthias Klose <doko@debian.org>
15019
15020         * config.gcc (mips*-*-linux*): If 'enabled_targets' is 'all', build
15021         a tri-arch compiler defaulting to 32-bit (ABI o32). In this case:
15022         (tm_file): Add mips/linux64.h.
15023         (tmake_file): Add mips/t-linux64.
15024         (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
15025         * config/mips/linux64.h (DRIVER_SELF_SPECS): Use MULTILIB_ABI_DEFAULT
15026         instead of hardcoded mabi=n32.
15027         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
15028         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
15029         convention.
15030
15031 2011-07-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15032
15033         * passes.c (init_optimization_passes): Add invariant motion pass
15034         after induction variable optimization.
15035
15036 2011-07-11  Georg-Johann Lay  <avr@gjlay.de>
15037
15038         PR target/39633
15039         * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
15040         offsets 1..5 set cc0 in a usable way.
15041
15042 2011-07-11  Romain Geissler  <romain.geissler@gmail.com>
15043
15044         * tree.h (call_expr_arg): Remove.
15045         (call_expr_argp): Likewise.
15046
15047 2011-07-11  Eric Botcazou  <ebotcazou@adacore.com>
15048
15049         * config/sparc/sparc.md (save_register_window_1): Rename to...
15050         (window_save): ...this.
15051         * config/sparc/sparc.c (emit_save_register_window): Rename to...
15052         (emit_window_save): ...this.
15053         (sparc_expand_prologue): Adjust to above renaming.
15054
15055 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
15056
15057         * config/i386/i386.c (ix86_trampoline_init): Use movl instead
15058         of movabs for x32.
15059
15060 2011-07-10  Richard Henderson  <rth@redhat.com>
15061
15062         * config/i386/i386.c (x86_output_mi_thunk): Generate rtl and
15063         run final, instead of emitting text directly.
15064
15065 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
15066
15067         * config/i386/i386.c (ix86_option_override_internal): Turn on
15068         OPTION_MASK_ISA_64BIT for TARGET_X32.  Only allow small and
15069         small PIC models for TARGET_X32.
15070
15071 2011-07-10  Hans-Peter Nilsson  <hp@axis.com>
15072
15073         PR target/49684
15074         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Don't include
15075         $(LIBGCC2_CFLAGS).
15076
15077         PR bootstrap/49680
15078         * config/cris/cris.c (cris_asm_output_case_end): Robustify against
15079         stray notes and debug insns by using prev_nonnote_nondebug_insn
15080         instead of PREV_INSN.
15081
15082 2011-07-09  Richard Henderson  <rth@redhat.com>
15083
15084         * defaults.h (DWARF2_ADDR_SIZE, DWARF_OFFSET_SIZE,
15085         DWARF_TYPE_SIGNATURE_SIZE): Move from ...
15086         * dwarf2out.c: ... here.
15087         (output_all_cfis): Remove.
15088         (dwarf2out_switch_text_section): Use output_cfis directly.
15089         (size_of_locs): Export.
15090         (output_loc_sequence, output_loc_sequence_raw): Export.
15091         (div_data_align, need_data_align_sf_opcode, dwarf_cfi_name, output_cfi,
15092         output_cfi_directive, dwarf2out_emit_cfi, output_cfis, output_cfa_loc,
15093         output_cfa_loc_raw): Move to ...
15094         * dwarfcfi.c: ... here.
15095         * dwarf2out.h: Update decls.
15096
15097 2011-07-09  Richard Henderson  <rth@redhat.com>
15098
15099         * defaults.h (DWARF_CIE_DATA_ALIGNMENT, DWARF_FRAME_RETURN_COLUMN,
15100         DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Move from ...
15101         * dwarf2cfi.c: ... here.
15102         (PTR_SIZE, DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE): Remove.
15103         (DWARF_ROUND, DWARF_CIE_ID): Remove.
15104         * dwarf2out.c (INCOMING_RETURN_ADDR_RTX): Remove.
15105         (DWARF2_FRAME_REG_OUT, DWARF_CIE_DATA_ALIGNMENT): Remove.
15106         (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): Remove.
15107
15108 2011-07-09  Richard Henderson  <rth@redhat.com>
15109
15110         * dwarf2cfi.c (cie_return_save): New.
15111         (queue_reg_save): Use compare_reg_or_pc.
15112         (dwarf2out_flush_queued_reg_saves): Handle pc_rtx as return column.
15113         (dwarf2out_frame_debug_expr): Likewise.
15114         (dwarf2out_frame_debug_cfa_register): Record saved reg for pc too.
15115         (initial_return_save): Likewise.
15116         (execute_dwarf2_frame): Save and restore initial return save from
15117         the cie to the fde.
15118         * config/mips/mips.c (mips_frame_set): Remove special case for
15119         DWARF_FRAME_RETURN_COLUMN.
15120
15121 2011-07-09  Richard Henderson  <rth@redhat.com>
15122
15123         * dwarf2cfi.c (lookup_cfa): Remove.
15124         (execute_dwarf2_frame): Assert queues are empty on entry.
15125         Setup initial cfa directly, not via lookup_cfa.
15126         Don't clear args_size state here.
15127
15128 2011-07-09  Richard Henderson  <rth@redhat.com>
15129
15130         * dwarf2cfi.c (add_cfi_vec): New.
15131         (add_cfi): Rename from add_fde_cfi.  Add the element to add_cfi_vec.
15132         (def_cfa_1, reg_save): Remove for_cie argument.  Update all callers.
15133         (execute_dwarf2_frame): Set add_cfi_vec.
15134
15135 2011-07-09  Richard Henderson  <rth@redhat.com>
15136
15137         * defaults.h (ASM_COMMENT_START): Move here...
15138         * dwarf2asm.c: ... from here.
15139         * dwarf2out.c, final.c, vmsdbgout.c: Remove duplicates.
15140         * toplev.c: Remove ifndef tests of ASM_COMMENT_START.
15141         * varasm.c: Likewise.
15142
15143 2011-07-09  Richard Henderson  <rth@redhat.com>
15144
15145         PR debug/49686
15146         * dwarf2cfi.c (dwarf2out_frame_debug): Don't set cfi_insn here...
15147         (create_cfi_notes): ... do it here instead.
15148
15149 2011-07-09  Jakub Jelinek  <jakub@redhat.com>
15150
15151         PR debug/49676
15152         * dwarf2out.c (size_of_int_loc_descriptor): New function.
15153         (address_of_int_loc_descriptor): Use it.
15154         (scompare_loc_descriptor): Optimize EQ/NE comparison with constant.
15155
15156 2011-07-09  Richard Henderson  <rth@redhat.com>
15157
15158         * config/pdp11/pdp11.md (define_c_enum "unspecv"): New.
15159         (prologue, epilogue): New.
15160         (return, *rts): New.
15161         (blockage, setd, seti): New.
15162         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
15163         (TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15164         (pdp11_saved_regno): New.
15165         (pdp11_expand_prologue): Rename from pdp11_output_function_prologue;
15166         generate rtl instead of text.
15167         (pdp11_expand_epilogue): Similarly from pdp11_output_function_epilogue.
15168         (pdp11_sp_frame_offset): Export.  Use pdp11_saved_regno.
15169         * config/pdp11/pdp11-protos.h: Update.
15170
15171 2011-07-09  Richard Henderson  <rth@redhat.com>
15172
15173         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
15174         try to insert an rtl prologue here.
15175         (rs6000_output_function_epilogue): Similarly.
15176         * config/rs6000/rs6000.md (prologue): Emit a barrier to
15177         satisfy !TARGET_SCHED_PROLOG.
15178         (epilogue, sibcall_epilogue): Likewise.
15179
15180 2011-07-09  Eric Botcazou  <ebotcazou@adacore.com>
15181
15182         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Move around.
15183         (FP_REG_P): Delete.
15184         (IN_OR_GLOBAL_P): Likewise.
15185
15186 2011-07-08  Jason Merrill  <jason@redhat.com>
15187
15188         PR c++/45437
15189         * gimplify.c (goa_stabilize_expr): Handle RHS preevaluation in
15190         compound assignment.
15191
15192         * cgraph.c (cgraph_add_to_same_comdat_group): New.
15193         * cgraph.h: Declare it.
15194         * ipa.c (function_and_variable_visibility): Make sure thunks
15195         have the right visibility.
15196
15197 2011-07-08  Richard Henderson  <rth@redhat.com>
15198
15199         PR bootstrap/49680
15200         * dwarf2cfi.c (dwarf2out_frame_debug): Insert cfi notes after
15201         any tablejump vector.
15202
15203         PR bootstrap/49680
15204         * dwarf2cfi.c (create_cfi_notes): Flush queued saves at the
15205         end of the prologue.
15206
15207 2011-07-08  Jakub Jelinek  <jakub@redhat.com>
15208
15209         PR target/49621
15210         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
15211         CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE.
15212         * config/rs6000/vector.md (vector_select_<mode>,
15213         vector_select_<mode>_uns): Change second operand of NE to
15214         CONST0_RTX (<MODE>mode) instead of const0_rtx.
15215         * config/rs6000/altivec.md (*altivec_vsel<mode>,
15216         *altivec_vsel<mode>_uns): Expect second operand of NE to be
15217         zero_constant of the corresponding vector mode.
15218         * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
15219         Likewise.
15220
15221 2011-07-08  Sebastian Pop  <sebastian.pop@amd.com>
15222
15223         * graphite-dependences.c (build_alias_set_powerset): Remove
15224         continue from loop, add one more assert.
15225
15226 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
15227
15228         PR target/46779
15229         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
15230         In particular, allow 8-bit values in r28 and r29.
15231         (avr_hard_regno_scratch_ok): Disallow any register that might be
15232         part of the frame pointer.
15233         (avr_hard_regno_rename_ok): Same.
15234         (avr_legitimate_address_p): Don't allow SUBREGs.
15235
15236 2011-07-08  Julian Brown  <julian@codesourcery.com>
15237
15238         * config/arm/neon.md (vec_shr_<mode>, vec_shl_<mode>): Disable in
15239         big-endian mode.
15240         (reduc_splus_<mode>, reduc_uplus_<mode>, reduc_smin_<mode>)
15241         (reduc_smax_<mode>, reduc_umin_<mode>, reduc_umax_<mode>)
15242         (neon_vec_unpack<US>_lo_<mode>, neon_vec_unpack<US>_hi_<mode>)
15243         (vec_unpack<US>_hi_<mode>, vec_unpack<US>_lo_<mode>)
15244         (neon_vec_<US>mult_lo_<mode>, vec_widen_<US>mult_lo_<mode>)
15245         (neon_vec_<US>mult_hi_<mode>, vec_widen_<US>mult_hi_<mode>)
15246         (vec_pack_trunc_<mode>, neon_vec_pack_trunc_<mode>): Disable for Q
15247         registers in big-endian mode.
15248
15249 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
15250
15251         * genattrtab.c (evaluate_eq_attr): Allow an attribute to be defined
15252         in terms of another.
15253         (write_attr_value): Write a cast if necessary.
15254
15255         * defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default.
15256         * doc/tm.texi.in (WORDS_BIG_ENDIAN): Mention REG_WORDS_BIG_ENDIAN.
15257         (REG_WORDS_BIG_ENDIAN): Document.
15258         * doc/tm.texi: Regenerate.
15259         * reload.c (operands_match_p): Take it into account.
15260         (reload_adjust_reg_for_mode): Likewise.
15261         * rtlanal.c (subreg_get_info): Likewise.
15262
15263 2011-07-08  Richard Guenther  <rguenther@suse.de>
15264
15265         * fold-const.c (fold_binary_loc): Remove index +p PTR -> PTR +p index
15266         folding.
15267
15268 2011-07-08  Kai Tietz  <ktietz@redhat.com>
15269
15270         * fold-const.c (fold_truth_andor): Factored out truth_andor
15271         label from fold_binary as function.
15272         (fold_binary_loc): Replace truth_andor lable
15273         by function fold_truth_andor.
15274
15275 2011-07-08  Kirill Yukhin  <kirill.yukhin@intel.com>
15276
15277         PR middle-end/49519
15278         * calls.c (mem_overlaps_already_clobbered_arg_p): Additional
15279         check if address is stored in register. If so - give up.
15280         (check_sibcall_argument_overlap_1): Do not perform check of
15281         overlapping when it is call to address.
15282
15283 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
15284
15285         * config/avr/avr.c (output_reload_insisf): Use 'REG_Z+1' instead
15286         of magic '31'.
15287
15288 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
15289
15290         * optabs.c (expand_binop): Use GET_MODE_PRECISION instead of
15291         GET_MODE_BITSIZE where appropriate.
15292         (widen_leading, expand_parity, expand_ctz, expand_ffs,
15293         expand_unop, expand_abs_nojump, expand_one_cmpl_abs_nojump,
15294         expand_float, expand_fix): Likewise.
15295         * expr.c (convert_move, convert_modes, expand_expr_real_2,
15296         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
15297         * stor-layout.c (get_mode_bounds): Likewise.
15298         * cfgexpand.c (convert_debug_memory_address, expand_debug_expr):
15299         Likewise.
15300         * convert.c (convert_to_integer): Likewise.
15301         * expmed.c (expand_shift_1): Likewise.
15302
15303         * rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against
15304         a bitsize.
15305
15306         * optabs.c (expand_binop): Tighten conditions for doubleword
15307         expansions.
15308         (widen_bswap): Assert that mode bitsize and precision are the same.
15309         * stor-layout.c (get_best_mode): Skip modes that have lower
15310         precision than bitsize.
15311         * recog.c (simplify_while_replacing): Assert that bitsize and
15312         precision are the same.
15313
15314 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15315
15316         * Makefile.in (LIBGCOV): Remove.
15317         (libgcc.mvars): Remove LIBGCOV.
15318         * libgov.c: Move to ../libgcc.
15319
15320 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15321
15322         * config/fixed-bit.c, config/fixed-bit.h: Move to ../libgcc.
15323
15324 2011-07-08  Martin Jambor  <mjambor@suse.cz>
15325
15326         * tree-sra.c (analyze_all_variable_accesses): Dump that a struture
15327         is too big for total scalarization.
15328
15329 2011-07-07  Richard Henderson  <rth@redhat.com>
15330
15331         * config/alpha/elf.h (MIPS_DEBUGGING_INFO): Undef.
15332         (DBX_DEBUGGING_INFO): Undef.
15333
15334 2011-07-07  Richard Henderson  <rth@redhat.com>
15335
15336         * dwarf2out.c (output_cfi_directive): Export.  Add FILE parameter.
15337         Handle some opcodes specially for debugging.
15338         * print-rtl.c: Include dwarf2out.h
15339         (print_rtx): Handle NOTE_INSN_CFI.
15340         * Makefile.in (print-rtl.o): Update.
15341
15342 2011-07-07  Richard Henderson  <rth@redhat.com>
15343
15344         * tree-pass.h (pass_dwarf2_frame): Declare.
15345         * passes.c (init_optimization_passes): Add it.
15346         * dwarf2cfi.c (dwarf2out_frame_debug): Make static.
15347         (create_cfi_notes): Rename from dwarf2out_frame_debug_after_prologue;
15348         make static, do not call add_cfis_to_fde.
15349         (dwarf2out_frame_debug_init, dwarf2cfi_function_init,
15350         dwarf2out_frame_init): Merge into...
15351         (execute_dwarf2_frame): ... here.  New function.
15352         (dwarf2out_do_frame, dwarf2out_do_cfi_asm): Make boolean.  Change
15353         saved_do_cfi_asm to a tri-state variable.
15354         (gate_dwarf2_frame, pass_dwarf2_frame): New.
15355         * dwarf2out.c (dwarf2out_begin_prologue): Only allocate the fde
15356         if it has yet to be done.  Don't call dwarf2cfi_function_init.
15357         * dwarf2out.h, debug.h: Update decls.
15358         * final.c (final_start_function): Don't call
15359         dwarf2out_frame_debug_init or dwarf2out_frame_debug_after_prologue.
15360         * lto-streamer-in.c (lto_init_eh): Don't call dwarf2out_frame_init.
15361         * toplev.c (lang_dependent_init): Likewise.
15362
15363 2011-07-07  Richard Henderson  <rth@redhat.com>
15364
15365         * dwarf2out.c (fde_table, fde_table_allocated, fde_table_in_use,
15366         FDE_TABLE_INCREMENT): Replace with...
15367         (fde_vec): ... this, a new vector.
15368         (current_fde): Remove.  Replace all users with cfun->fde.
15369         (output_call_frame_info): Use FOR_EACH_VEC_ELT over fde_vec.
15370         (size_of_aranges, dwarf2out_finish): Likewise.
15371         (dwarf2out_alloc_current_fde): Break out from ...
15372         (dwarf2out_begin_prologue): ... here.
15373         (dwarf2out_frame_init): Remove.
15374         * dwarf2cfi.c: Update all users of current_fde.
15375         (dwarf2out_frame_init): Rename from dwarf2cfi_frame_init.
15376         * dwarf2out.h: Update decls.
15377         (dw_fde_node): Add fde_index member.
15378         * function.h (struct function): Add fde member.
15379
15380 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
15381             Richard Henderson  <rth@redhat.com>
15382
15383         * dwarf2cfi.c (add_cfi): Remove.
15384         (dwarf2out_cfi_label): Remove force argument.  Only generate the
15385         label name.
15386         (add_fde_cfi): Simplify the different code paths.
15387         (add_cie_cfi): New.
15388         (old_cfa, old_cfa_remember): New.
15389         (def_cfa_1, reg_save): Remove label, add for_cie parameter.
15390         (last_reg_save_label): Remove.
15391         (dwarf2out_args_size, dwarf2out_stack_adjust, queue_reg_save,
15392         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
15393         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
15394         dwarf2out_frame_debug_cfa_expression,
15395         dwarf2out_frame_debug_cfa_restore,
15396         dwarf2out_frame_debug_cfa_window_save,
15397         dwarf2out_frame_debug_expr): Remove label parameter.
15398         (cfi_label_required_p, add_cfis_to_fde): New.
15399         (dwarf2out_frame_debug_after_prologue): New.
15400         (dwarf2cfi_frame_init): Initialize old_cfa.
15401         (dwarf2out_frame_debug_restore_state): Likewise.
15402         * dwarf2out.c (dwarf2out_emit_cfi): Only do output for cfi_asm.
15403         (dwarf2out_switch_text_section): Don't clear dw_fde_current_label here.
15404         * final.c (final_start_function): Call
15405         dwarf2out_frame_debug_after_prologue.
15406
15407 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
15408             Richard Henderson  <rth@redhat.com>
15409
15410         * dwarf2cfi.c (cfi_insn): New.
15411         (dwarf2out_cfi_label): Don't emit cfi label here.
15412         (add_fde_cfi): Create a NOTE_INSN_CFI.
15413         (dwarf2out_frame_debug): Setup cfi_insn.
15414         (dwarf2out_frame_debug_init): Loop over insns creating CFI notes.
15415         (dwarf2out_cfi_begin_epilogue): Make static.
15416         (dwarf2out_frame_debug_restore_state): Make static.
15417         * dwarf2out.c (output_cfi_directive): Make static.
15418         (dwarf2out_emit_cfi): New.
15419         * dwarf2out.h: Update.
15420         * final.c (final): Remove CFI notes.
15421         (final_scan_insn): Don't call dwarf2out_cfi_begin_epilogue,
15422         dwarf2out_frame_debug_restore_state, dwarf2out_frame_debug.
15423         Handle NOTE_INSN_CFI and NOTE_INSN_CFI_LABEL.
15424         * insn-notes.def (NOTE_INSN_CFI): New.
15425         (NOTE_INSN_CFI_LABEL): New.
15426         * rtl.h (union rtunion_def): Add rt_cfi member.
15427         (XCFI, XCCFI, NOTE_CFI, NOTE_LABEL_NUMBER): New.
15428
15429 2011-07-07  Richard Henderson  <rth@redhat.com>
15430
15431         * dwarf2cfi.c: New file.
15432         * Makefile.in (OBJS): Add it.
15433         (GTFILES): Add dwarf2cfi.c and dwarf2out.h.
15434         * gengtype.c (open_base_files): Include dwarf2out.h.
15435         * coretypes.h (enum var_init_status): Move from ...
15436         * rtl.h: ... here.
15437         * dwarf2out.c (saved_do_cfi_asm, dwarf2out_do_frame,
15438         dwarf2out_do_cfi_asm, cie_cfi_vec, dwarf2out_cfi_label_num,
15439         expand_builtin_dwarf_sp_column, init_return_column_size,
15440         expand_builtin_init_dwarf_reg_sizes, new_cfi, add_cfi,
15441         dwarf2out_cfi_label, emit_cfa_remember, any_cfis_emitted, add_fde_cfi,
15442         lookup_cfa_1, lookup_cfa, cfa, cfa_store, cfa_remember, args_size,
15443         old_args_size, cfa_equal_p, def_cfa_1, reg_save, initial_return_save,
15444         stack_adjust_offset, barrier_args_size, compute_barrier_args_size_1,
15445         compute_barrier_args_size, dwarf2out_args_size,
15446         dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust,
15447         queued_reg_saves, reg_saved_in_data, regs_saved_in_regs,
15448         compare_reg_or_pc, record_reg_saved_in_reg, last_reg_save_label,
15449         queue_reg_save, dwarf2out_flush_queued_reg_saves,
15450         clobbers_queued_reg_save, reg_saved_in, cfa_temp,
15451         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
15452         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
15453         dwarf2out_frame_debug_cfa_expression,
15454         dwarf2out_frame_debug_cfa_restore,
15455         dwarf2out_frame_debug_cfa_window_save, dwarf2out_frame_debug_expr,
15456         dwarf2out_frame_debug, dwarf2out_frame_debug_init,
15457         dwarf2out_cfi_begin_epilogue, dwarf2out_frame_debug_restore_state,
15458         get_cfa_from_loc_descr): Move to dwarf2cfi.c.
15459         (dw_cfi_ref, dw_fde_ref, dw_cfi_oprnd_ref, enum dw_cfi_oprnd_type,
15460         dw_cfi_oprnd, dw_cfi_node, cfi_vec, dw_cfa_location, dw_fde_node,
15461         dw_val_ref, dw_die_ref, const_dw_die_ref, dw_loc_descr_ref,
15462         dw_loc_list_ref, enum dw_val_class, dw_vec_const, dw_val_node,
15463         dw_loc_descr_node): Move to dwarf2out.h.
15464         (current_fde, output_cfi_directive, build_cfa_loc, get_address_mode,
15465         mem_loc_descriptor): Export.
15466         (build_cfa_aligned_loc): Export.  Take CFA as a parameter.
15467         (dwarf2out_frame_init): Extract CIE generation code to
15468         dwarf2cfi_frame_init.
15469
15470 2011-07-07  Eric Botcazou  <ebotcazou@adacore.com>
15471
15472         PR target/49660
15473         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
15474         MASK_V8PLUS, remove commented out flag and reorder.
15475
15476 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
15477
15478         PR c/49644
15479         * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
15480         one non-complex and one complex argument, call c_save_expr on both
15481         operands.
15482
15483 2011-07-07  Martin Jambor  <mjambor@suse.cz>
15484
15485         PR middle-end/49495
15486         * cgraphunit.c (verify_edge_corresponds_to_fndecl): New function.
15487         (verify_cgraph_node): Some functinality moved to
15488         verify_edge_corresponds_to_fndecl, call it.
15489
15490 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15491
15492         * config.gcc (*local*): Remove.
15493         * doc/install-old.texi: Don't mention local configurations.
15494
15495 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
15496
15497         PR debug/49522
15498         * df-problems.c (dead_debug_reset): Remove dead_debug_uses
15499         referencing debug insns that have been reset.
15500         (dead_debug_insert_before): Don't assert reg is non-NULL,
15501         instead return immediately if it is NULL.
15502
15503 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15504
15505         * config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa: Remove.
15506
15507 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
15508
15509         * hw-doloop.c: New file.
15510         * hw-doloop.h: New file.
15511         * Makefile.in (OBJS): Add hw-doloop.o.
15512         (hw-doloop.o): New rule.
15513         ($(obj_out_file)): Add hw-doloop.h dependency.
15514         * config/bfin/bfin.c: Include "hw-doloop.h".
15515         (loop_info, DEF_VEC_P for loop_info, loop_info_d): Remove.
15516         (bfin_dump_loops, bfin_bb_in_loop, bfin_scan_loop): Remove.
15517         (hwloop_optimize): Renamed from bfin_optimize_loop.  Argument
15518         type changed to hwloop_info.  Return bool, true if the loop was
15519         successfully optimized.  Remove code that was moved to
15520         hw-doloop.c, and adjust other parts.
15521         (hwloop_fail): New static function, containing parts that used
15522         to be in bfin_optimize_loop.
15523         (bfin_discover_loop, bfin_discover_loops, free_loops,
15524         bfin_reorder_loops): Remove.
15525         (hwloop_pattern_reg): New static function.
15526         (bfin_doloop_hooks): New variable.
15527         (bfin_reorg_loops): Remove most code, call reorg_loops.
15528         * config/bfin/bfin.md (doloop_end splitter): Also enable if
15529         loop counter is a memory_operand.
15530
15531 2011-07-07  H.J. Lu  <hongjiu.lu@intel.com>
15532
15533         * config.gcc: Support --with-multilib-list for x86 Linux targets.
15534
15535         * configure.ac: Mention x86-64 for --with-multilib-list.
15536         * configure: Regenerated.
15537
15538         * config/i386/gnu-user64.h (SPEC_64): Support x32.
15539         (SPEC_32): Likewise.
15540         (ASM_SPEC): Likewise.
15541         (LINK_SPEC): Likewise.
15542         (TARGET_THREAD_SSP_OFFSET): Likewise.
15543         (TARGET_THREAD_SPLIT_STACK_OFFSET): Likewise.
15544         (SPEC_X32): New.
15545
15546         * config/i386/i386.h (TARGET_X32): New.
15547         (TARGET_LP64): New.
15548         (LONG_TYPE_SIZE): Likewise.
15549         (POINTER_SIZE): Likewise.
15550         (POINTERS_EXTEND_UNSIGNED): Likewise.
15551         (OPT_ARCH64): Support x32.
15552         (OPT_ARCH32): Likewise.
15553
15554         * config/i386/i386.opt (mx32): New.
15555
15556         * config/i386/kfreebsd-gnu64.h (GNU_USER_LINK_EMULATIONX32): New.
15557         (GLIBC_DYNAMIC_LINKERX32): Likewise.
15558         * config/i386/linux64.h (GNU_USER_LINK_EMULATIONX32): Likewise.
15559         (GLIBC_DYNAMIC_LINKERX32): Likewise.
15560
15561         * config/linux.h (UCLIBC_DYNAMIC_LINKERX32): New.
15562         (BIONIC_DYNAMIC_LINKERX32): Likewise.
15563         (GNU_USER_DYNAMIC_LINKERX32): Likewise.
15564
15565         * config/i386/t-linux64: Support TM_MULTILIB_CONFIG.
15566
15567         * doc/install.texi: Document --with-multilib-list for Linux/x86-64.
15568
15569         * doc/invoke.texi: Document -mx32.
15570
15571 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
15572
15573         * doc/invoke.texi (mwords-little-endian): Deprecate.
15574         * config/arm/arm.opt (mwords-little-endian): Likewise.
15575         * config/arm/arm.c (arm_option_override): Warn about the deprecation
15576         of -mwords-little-endian.
15577
15578 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
15579
15580         * reload1.c (choose_reload_regs): Use mode sizes to check whether
15581         an old reload register completely defines the required value.
15582
15583 2011-07-07  Richard Guenther  <rguenther@suse.de>
15584
15585         * fold-const.c (fold_unary_loc): Do not strip sign-changes
15586         for NEGATE_EXPR.
15587
15588 2011-07-07  Richard Guenther  <rguenther@suse.de>
15589
15590         * tree-vrp.c (simplify_conversion_using_ranges): New function.
15591         (simplify_stmt_using_ranges): Call it.
15592
15593 2011-07-07  Kai Tietz  <ktietz@redhat.com>
15594
15595         * tree-ssa-forwprop.c (truth_valued_ssa_name): New function.
15596         (lookup_logical_inverted_value): Likewise.
15597         (simplify_bitwise_binary_1): Likewise.
15598         (simplify_bitwise_binary): Use simplify_bitwise_binary_1.
15599
15600 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15601
15602         * gcc.c (%[Spec]): Don't document.
15603         (struct spec_list): Update comment.
15604         (do_spec_1): Don't handle %[Spec].
15605         * doc/invoke.texi (%[@var{name}]): Remove documentation of spec.
15606
15607 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15608
15609         * common/common-target-def.h (TARGET_HAVE_NAMED_SECTIONS): Don't
15610         default based on TARGET_ASM_NAMED_SECTION.
15611         * common/common-target.def (have_named_sections): Default to true.
15612         * common/config/default-common.c: Don't include tm.h.
15613         * common/config/picochip/picochip-common.c
15614         (TARGET_HAVE_NAMED_SECTIONS): Don't define.
15615         * common/config/m32c/m32c-common.c: Remove.
15616         * config.gcc (m32c*-*-*): Set target_has_targetm_common=no.
15617         * config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15618         * config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15619         * config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15620         * config/pa/som.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15621         * config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15622         * config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15623
15624 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
15625
15626         PR middle-end/49640
15627         * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands
15628         and last COMPONENT_REF operand call gimplify_expr on it if non-NULL.
15629
15630 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15631
15632         PR libmudflap/49550
15633         * gcc.c (MFWRAP_SPEC): Also wrap mmap64.
15634
15635 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15636
15637         PR target/39150
15638         * configure.ac (gcc_cv_as_hidden): Also accept
15639         x86_64-*-solaris2.1[0-9]*.
15640         (gcc_cv_as_cfi_directive): Likewise.
15641         (gcc_cv_as_comdat_group_group): Likewise.
15642         (set_have_as_tls): Likewise.
15643         * configure: Regenerate.
15644         * config.gcc (i[34567]86-*-solaris2*): Also handle
15645         x86_64-*-solaris2.1[0-9]*.
15646         * config.host (i[34567]86-*-solaris2*): Likewise.
15647         * config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Remove.
15648         * config/sol2-bi.h (ASM_CPU_DEFAULT_SPEC): Redefine.
15649         [USE_GLD] (ARCH_DEFAULT_EMULATION): Define.
15650         (TARGET_LD_EMULATION): Use it.
15651         * config/i386/sol2.h (ASM_CPU_DEFAULT_SPEC): Define.
15652         (SUBTARGET_CPU_EXTRA_SPECS): Add asm_cpu_default.
15653         * config/i386/sol2-bi.h (ASM_CPU32_DEFAULT_SPEC): Define.
15654         (ASM_CPU64_DEFAULT_SPEC): Define.
15655         (ASM_CPU_SPEC): Use %(asm_cpu_default).
15656         (ASM_SPEC): Redefine.
15657         (DEFAULT_ARCH32_P): Define using TARGET_64BIT_DEFAULT.
15658         * config/host-solaris.c [__x86_64__] (TRY_EMPTY_VM_SPACE): Reduce.
15659         * doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*): Document.
15660         (Specific, i?86-*-solaris2.10): Mention x86_64-*-solaris2.1[0-9]*
15661         configuration.
15662         (Specific, x86_64-*-solaris2.1[0-9]*): Document.
15663
15664 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15665
15666         * config/sol2.h (ASM_SPEC): Split into ...
15667         (ASM_SPEC_BASE, ASM_PIC_SPEC): ... this.
15668         * config/i386/sol2.h (ASM_SPEC): Define using ASM_SPEC_BASE.
15669         * config/i386/sol2-bi.h (ASM_CPU_SPEC): Redefine.
15670         (ASM_SPEC): Use ASM_SPEC_BASE.
15671         * config/sparc/sol2.h (ASM_SPEC): Redefine.
15672
15673 2011-07-07  Georg-Johann Lay  <avr@gjlay.de>
15674
15675         * config/avr/avr.md (*reload_insi): Change predicate #1 to
15676         const_int_operand.  Ditto for peep2 producing this insn.
15677         Add argument to output_reload_insisf call.
15678         (*movsi,*movsf): Add argument to output_movsisf call.
15679         (*reload_insf): New insn and new peep2 to produce it.
15680         * config/avr/avr-protos.h (output_movsisf): Change prototype.
15681         (output_reload_insisf): Change prototype.
15682         * config/avr/avr.c (avr_asm_len): New function.
15683         (output_reload_insisf): Rewrite.
15684         (output_movsisf): Change prototype.  output_reload_insisf for
15685         all CONST_INT and CONST_DOUBLE.  ALlow moving 0.0f to memory.
15686         (adjust_insn_length): Add argument to output_movsisf and
15687         output_reload_insisf call.
15688
15689 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
15690
15691         * emit-rtl.c (paradoxical_subreg_p): New function.
15692         * rtl.h (paradoxical_subreg_p): Declare.
15693         * combine.c (set_nonzero_bits_and_sign_copies, get_last_value,
15694         apply_distributive_law, simplify_comparison, simplify_set): Use it.
15695         * cse.c (record_jump_cond, cse_insn): Likewise.
15696         * expr.c (force_operand): Likewise.
15697         * rtlanal.c (num_sign_bit_copies1): Likewise.
15698         * reload1.c (eliminate_regs_1, strip_paradoxical_subreg): Likewise.
15699         * reload.c (push_secondary_reload, find_reloads_toplev): Likewise.
15700         (push_reload): Use precision to check for paradoxical subregs.
15701         * expmed.c (extract_bit_field_1): Likewise.
15702
15703         * machmode.h (HWI_COMPUTABLE_MODE_P): New macro.
15704         * combine.c (set_nonzero_bits_and_sign_copies): Use it.
15705         (find_split-point, combine_simplify_rtx, simplify_if_then_else,
15706         simplify_set, simplify_logical, expand_compound_operation,
15707         make_extraction, force_to_mode, if_then_else_cond, extended_count,
15708         try_widen_shift_mode, simplify_shift_const_1, simplify_comparison,
15709         record_value_for_reg): Likewise.
15710         * expmed.c (expand_widening_mult, expand_mult_highpart): Likewise.
15711         * simplify-rtx. c (simplify_unary_operation_1,
15712         simplify_binary_operation_1, simplify_const_relational_operation):
15713         Likewise.
15714
15715         * explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION
15716         instead of GET_MODE_BITSIZE where appropriate.
15717         * rtlanal.c (subreg_lsb_1, subreg_get_info, nonzero_bits1,
15718         num_sign_bit_copies1, canonicalize_condition, low_bitmask_len,
15719         init_num_sign_bit_copies_in_rep): Likewise.
15720         * cse.c (fold_rtx, cse_insn): Likewise.
15721         * loop-doloop.c (doloop_modify, doloop_optimize): Likewise.
15722         * simplify-rtx.c (simplify_unary_operation_1,
15723         simplify_const_unary_operation, simplify_binary_operation_1,
15724         simplify_const_binary_operation, simplify_ternary_operation,
15725         simplify_const_relational_operation, simplify_subreg): Likewise.
15726         * combine.c (try_combine, find_split_point, combine_simplify_rtx,
15727         simplify_if_then_else, simplify_set, expand_compound_operation,
15728         expand_field_assignment, make_extraction, if_then_else_cond,
15729         make_compound_operation, force_to_mode, make_field_assignment,
15730         reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine,
15731         extended_count, try_widen_shift_mode, simplify_shift_const_1,
15732         simplify_comparison, record_promoted_value, simplify_compare_const,
15733         record_dead_and_set_regs_1): Likewise.
15734
15735         Revert:
15736         * simplify-rtx.c (simplify_const_binary_operation): Use the
15737         shift_truncation_mask hook instead of performing modulo by width.
15738         Compare against mode precision, not bitsize.
15739         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
15740         Use shift_truncation_mask instead of constructing the value manually.
15741
15742 2011-07-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
15743
15744         * config/rs6000/rs6000-protos.h (rs6000_call_indirect_aix): New
15745         declaration.
15746         (rs6000_save_toc_in_prologue_p): Ditto.
15747
15748         * config/rs6000/rs6000.opt (-mr11): New switch to disable loading
15749         up the static chain (r11) during indirect function calls.
15750         (-msave-toc-indirect): New undocumented debug switch.
15751
15752         * config/rs6000/rs6000.c (struct machine_function): Add
15753         save_toc_in_prologue field to note whether the prologue needs to
15754         save the TOC value in the reserved stack location.
15755         (rs6000_emit_prologue): Use TOC_REGNUM instead of 2.  If we need
15756         to save the TOC in the prologue, do so.
15757         (rs6000_trampoline_init): Don't allow creating AIX style
15758         trampolines if -mno-r11 is in effect.
15759         (rs6000_call_indirect_aix): New function to create AIX style
15760         indirect calls, adding support for -mno-r11 to suppress loading
15761         the static chain, and saving the TOC in the prologue instead of
15762         the call body.
15763         (rs6000_save_toc_in_prologue_p): Return true if we are saving the
15764         TOC in the prologue.
15765
15766         * config/rs6000/rs6000.md (STACK_POINTER_REGNUM): Add more fixed
15767         register numbers.
15768         (TOC_REGNUM): Ditto.
15769         (STATIC_CHAIN_REGNUM): Ditto.
15770         (ARG_POINTER_REGNUM): Ditto.
15771         (SFP_REGNO): Delete, unused.
15772         (TOC_SAVE_OFFSET_32BIT): Add constants for AIX TOC save and
15773         function descriptor offsets.
15774         (TOC_SAVE_OFFSET_64BIT): Ditto.
15775         (AIX_FUNC_DESC_TOC_32BIT): Ditto.
15776         (AIX_FUNC_DESC_TOC_64BIT): Ditto.
15777         (AIX_FUNC_DESC_SC_32BIT): Ditto.
15778         (AIX_FUNC_DESC_SC_64BIT): Ditto.
15779         (ptrload): New mode attribute for the appropriate load of a pointer.
15780         (call_indirect_aix32): Delete, rewrite AIX indirect function calls.
15781         (call_indirect_aix64): Ditto.
15782         (call_value_indirect_aix32): Ditto.
15783         (call_value_indirect_aix64): Ditto.
15784         (call_indirect_nonlocal_aix32_internal): Ditto.
15785         (call_indirect_nonlocal_aix32): Ditto.
15786         (call_indirect_nonlocal_aix64_internal): Ditto.
15787         (call_indirect_nonlocal_aix64): Ditto.
15788         (call): Rewrite AIX indirect function calls.  Add support for
15789         eliminating the static chain, and for moving the save of the TOC
15790         to the function prologue.
15791         (call_value): Ditto.
15792         (call_indirect_aix<ptrsize>): Ditto.
15793         (call_indirect_aix<ptrsize>_internal): Ditto.
15794         (call_indirect_aix<ptrsize>_internal2): Ditto.
15795         (call_indirect_aix<ptrsize>_nor11): Ditto.
15796         (call_value_indirect_aix<ptrsize>): Ditto.
15797         (call_value_indirect_aix<ptrsize>_internal): Ditto.
15798         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
15799         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
15800         (call_nonlocal_aix32): Relocate in the rs6000.md file.
15801         (call_nonlocal_aix64): Ditto.
15802
15803         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mr11 and
15804         -mno-r11 documentation.
15805
15806 2011-07-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
15807
15808         PR other/49658
15809         * doc/extend.texi (Compound Literals): Fix typo.
15810
15811 2011-07-06  James Greenhalgh  <james.greenhalgh@arm.com>
15812
15813         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
15814
15815 2011-07-06  Basile Starynkevitch  <basile@starynkevitch.net>
15816
15817         * configure.ac (plugin-version.h): Generate
15818         GCCPLUGIN_VERSION_MAJOR, GCCPLUGIN_VERSION_MINOR,
15819         GCCPLUGIN_VERSION_PATCHLEVEL, GCCPLUGIN_VERSION constant integer
15820         macros.
15821
15822         * configure: Regenerate.
15823
15824         * doc/plugins.texi (Building GCC plugins): Mention
15825         GCCPLUGIN_VERSION ... constant macros in plugin-version.h.
15826
15827 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15828
15829         * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): New macro.
15830         * combine.c (make_extraction, gen_lowpart_or_truncate,
15831         apply_distributive_law, simplify_comparison,
15832         reg_truncated_to_mode, record_truncated_value): Use it.
15833         * cse.c (notreg_cost): Likewise.
15834         * expmed.c (store_bit_field_1, extract_bit_field_1): Likewise.
15835         * expr.c (convert_move, convert_modes): Likewise.
15836         * optabs.c (expand_binop, expand_unop): Likewise.
15837         * postreload.c (move2add_last_label): Likewise.
15838         * regmove.c (optimize_reg_copy_3): Likewise.
15839         * rtlhooks.c (gen_lowpart_general): Likewise.
15840         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
15841
15842 2011-07-06  Joseph Myers  <joseph@codesourcery.com>
15843
15844         * config/rs6000/vxworks.h (WORDS_BIG_ENDIAN): Define.
15845
15846 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15847
15848         * cse.c (find_comparison_args): Use val_mode_signbit_set_p.
15849         * simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION.
15850         (val_mode_signbit_p, val_mode_signbit_set_p): New functions.
15851         (simplify_const_unary_operation, simplify_binary_operation_1,
15852         simplify_const_binary_operation, simplify_const_relational_operation):
15853         Use them.  Use GET_MODE_MASK for masking and sign-extensions.
15854         * combine.c (set_nonzero_bits_and_sign_copies, simplify_set,
15855         combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine,
15856         simplify_shift_const_1, simplify_comparison): Likewise.
15857         * expr.c (convert_modes): Likewise.
15858         * rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise.
15859         * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise.
15860         * rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare.
15861
15862         * simplify-rtx.c (simplify_ternary_operation): Remove dead code.
15863
15864 2011-07-06  Richard Guenther  <rguenther@suse.de>
15865
15866         PR tree-optimization/49645
15867         * c-decl.c (finish_decl): Also set DECL_HARD_REGISTER for global
15868         register variables.
15869         * tree-ssa-sccvn.c (vn_reference_op_eq): Disregard differences
15870         in type qualification here ...
15871         (copy_reference_ops_from_ref): ... not here.
15872         (vn_reference_lookup_3): ... or here.
15873         (copy_reference_ops_from_ref): Record decl bases as MEM[&decl].
15874         (vn_reference_lookup): Do the lookup with a valueized ao-ref.
15875
15876 2011-07-06  Ian Lance Taylor  <iant@google.com>
15877
15878         * doc/install.texi (Configuration): It's
15879         --enable-gnu-indirect-function, not --enable-indirect-function.
15880
15881 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15882
15883         * simplify-rtx.c (simplify_const_binary_operation): Use the
15884         shift_truncation_mask hook instead of performing modulo by width.
15885         Compare against mode precision, not bitsize.
15886         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
15887         Use shift_truncation_mask instead of constructing the value manually.
15888
15889 2011-07-06  H.J. Lu  <hongjiu.lu@intel.com>
15890
15891         PR middle-end/47383
15892         * tree-ssa-address.c (addr_for_mem_ref): Use pointer_mode for
15893         address computation and convert to address_mode if needed.
15894
15895 2011-07-06  Richard Guenther  <rguenther@suse.de>
15896
15897         * tree.c (build_common_tree_nodes_2): Merge with
15898         build_common_tree_nodes.
15899         * tree.h (build_common_tree_nodes): Adjust prototype.
15900         (build_common_tree_nodes_2): Remove.
15901         * doc/tm.texi.in (lang_hooks.builtin_function): Adjust.
15902         * doc/tm.texi (lang_hooks.builtin_function): Regenerate.
15903
15904 2011-07-05  Jakub Jelinek  <jakub@redhat.com>
15905
15906         PR tree-optimization/49618
15907         * tree-eh.c (tree_could_trap_p) <case CALL_EXPR>: For DECL_WEAK
15908         t recurse on the decl.
15909         <case FUNCTION_DECL, case VAR_DECL>: For DECL_WEAK decls
15910         return true if expr isn't known to be defined in current
15911         TU or some other LTO partition.
15912
15913 2011-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
15914
15915         * params.def (PARAM_CASE_VALUES_THRESHOLD): New parameter to
15916         override CASE_VALUES_THRESHOLD.
15917
15918         * stmt.c (toplevel): Include params.h.
15919         (case_values_threshold): Use the --param case-values-threshold
15920         value if non-zero, otherwise use machine dependent value.
15921         (expand_case): Use case_values_threshold.
15922
15923         * Makefile.in (stmt.o): Add $(PARAMS_H) dependency.
15924
15925         * doc/invoke.texi (--param case-values-threshold): Document.
15926
15927 2011-07-05  Richard Henderson  <rth@redhat.com>
15928
15929         * dwarf2out.c (dwarf2out_cfi_label): Make static.
15930         (dwarf2out_flush_queued_reg_saves): Make static.
15931         (dwarf2out_reg_save): Remove.
15932         (dwarf2out_return_save): Remove.
15933         (dwarf2out_return_reg): Remove.
15934         (dwarf2out_reg_save_reg): Remove.
15935         (dwarf2out_def_cfa): Merge into ...
15936         (dwarf2out_frame_init): ... here.
15937         * dwarf2out.h, tree.h: Remove declarations as necessary.
15938
15939 2011-07-05  Richard Henderson  <rth@redhat.com>
15940
15941         * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): Remove.
15942         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15943         (ia64_expand_epilogue): Emit an empty FRAME_RELATED_EXPR for
15944         the alloc insn.
15945
15946         * config/ia64/ia64.c (ia64_emit_deleted_label_after_insn): Remove.
15947         (IA64_CHANGE_CFA_IN_EPILOGUE): Remove.
15948         (process_epilogue): Don't call dwarf2out_def_cfa.
15949
15950         * config/ia64/ia64.c (ia64_expand_prologue): Use pc_rtx to
15951         indicate the return address save.
15952         (process_cfa_register): Likewise.
15953
15954         * config/ia64/ia64.c (ia64_dwarf2out_def_steady_cfa): Remove.
15955         (process_cfa_adjust_cfa, ia64_asm_unwind_emit): Don't call it.
15956
15957         * config/ia64/ia64.c (ia64_expand_prologue): Emit REG_CFA_REGISTER
15958         for ar.pfs save at alloc insn.
15959
15960 2011-07-05  Richard Henderson  <rth@redhat.com>
15961
15962         * config/arm/arm.c (arm_dwarf_handle_frame_unspec): Remove.
15963         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15964         (arm_expand_prologue): Use REG_CFA_REGISTER to mark the
15965         stack pointer save.
15966         (arm_unwind_emit_set): Don't recognize UNSPEC_STACK_ALIGN.
15967         (arm_unwind_emit): Walk REG_NOTES for unwinding notes.  Emit
15968         proper unwind info for a REG_CFA_REGISTER save of stack pointer.
15969         * config/arm/arm.md (UNSPEC_STACK_ALIGN): Remove.
15970
15971 2011-07-05  Richard Henderson  <rth@redhat.com>
15972
15973         * config/vax/vax.md (define_c_enum unspecv): New.  Define the
15974         VUNSPEC_* constants here instead of via define_constants.
15975         (VUNSPEC_PEM): New constant.
15976         (procedure_entry_mask): New insn.
15977         (prologue): New expander.
15978         * config/vax/vax.c (vax_add_reg_cfa_offset): New.
15979         (vax_expand_prologue): Rename from vax_output_function_prologue;
15980         emit rtl instead of text.
15981         (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
15982         (print_operand): Add 'x' prefix.
15983
15984 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
15985
15986         PR middle-end/47715
15987         * calls.c (precompute_register_parameters): Promote the function
15988         argument before checking non-legitimate constant.
15989
15990 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15991
15992         PR tree-optimization/47654
15993         * graphite-blocking.c (pbb_strip_mine_time_depth): Do not return bool.
15994         (lst_do_strip_mine_loop): Return an int.
15995         (lst_do_strip_mine): Same.
15996         (scop_do_strip_mine): Same.
15997         (scop_do_block): Loop blocking should strip-mine at least two loops.
15998         * graphite-interchange.c (lst_interchange_select_outer): Return an int.
15999         (scop_do_interchange): Same.
16000         * graphite-poly.h (scop_do_interchange): Update declaration.
16001         (scop_do_strip_mine): Same.
16002
16003 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
16004
16005         * graphite-clast-to-gimple.c (precision_for_value): Removed.
16006         (precision_for_interval): Removed.
16007         (gcc_type_for_interval): Use mpz_sizeinbase.
16008
16009 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
16010
16011         * graphite-ppl.h (value_max): Correct computation of max.
16012
16013 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
16014
16015         * graphite-clast-to-gimple.c (clast_name_to_index): Add missing space.
16016
16017 2011-07-05  Richard Guenther  <rguenther@suse.de>
16018
16019         * c-decl.c (c_init_decl_processing): Defer building common
16020         tree nodes to c_common_nodes_and_builtins.
16021
16022 2011-07-05  Razya Ladelsky  <razya@il.ibm.com>
16023
16024         PR tree-optimization/49580
16025         * tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
16026         the loop's number of iterations.
16027         * tree-parloops.c (transform_to_exit_first_loop): Add the
16028         handling of the loop's number of iterations before the call
16029         to gimple_duplicate_sese_tail.
16030         Insert the stmt caclculating the new rhs of the loop's
16031         condition stmt to the preheader instead of iters_bb.
16032
16033 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
16034
16035         PR rtl-optimization/47449
16036         * fwprop.c (forward_propagate_subreg): Don't propagate hard
16037         register nor zero/sign extended hard register.
16038
16039 2011-07-05  Richard Guenther  <rguenther@suse.de>
16040
16041         PR tree-optimization/49518
16042         PR tree-optimization/49628
16043         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
16044         irrelevant and invariant data-references.
16045         (vect_analyze_data_ref_access): For invariant loads clear the
16046         group association.
16047
16048 2011-07-04  Jakub Jelinek  <jakub@redhat.com>
16049
16050         PR rtl-optimization/49619
16051         * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
16052         pass VOIDmode as op0_mode to recursive call, and return temp even
16053         when different from tor, just if it is not IOR of the original
16054         PLUS arguments.
16055
16056         PR rtl-optimization/49472
16057         * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
16058         negating MULT, negate the second operand instead of first.
16059         (simplify_binary_operation_1) <case MULT>: If one operand is
16060         a NEG and the other is MULT, don't attempt to optimize by negation
16061         of the MULT operand if it only moves the NEG operation around.
16062
16063         PR debug/49602
16064         * tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
16065         get_current_def return value if it can't be trusted to be
16066         the current value of the variable in the current bb.
16067
16068 2011-07-04  Uros Bizjak  <ubizjak@gmail.com>
16069
16070         PR target/49600
16071         * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
16072         general register to memory for !TARGET_INTER_UNIT_MOVES.
16073
16074 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
16075
16076         PR target/44643
16077         * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
16078         instead of TREE_READONLY.
16079
16080 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
16081
16082         * doc/extend.texi (AVR Built-in Functions): Update documentation
16083         of __builtin_avr_fmul*.
16084         * config/avr/avr.c (avr_init_builtins): Don't depend on AVR_HAVE_MUL.
16085         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Ditto.
16086         * config/avr/avr.md (fmul): Rename to fmul_insn.
16087         (fmuls): Rename to fmuls_insn.
16088         (fmulsu): Rename to fmulsu_insn.
16089         (fmul,fmuls,fmulsu): New expander.
16090         (*fmul.call,*fmuls.call,*fmulsu.call): New Insn.
16091         * config/avr/t-avr (LIB1ASMFUNCS): Add _fmul, _fmuls, _fmulsu.
16092         * config/avr/libgcc.S (__fmul): New function.
16093         (__fmuls): New function.
16094         (__fmulsu,__fmulsu_exit): New function.
16095
16096 2011-07-04  Richard Guenther  <rguenther@suse.de>
16097
16098         PR tree-optimization/49615
16099         * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
16100         basic-block index check.
16101
16102 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
16103
16104         * longlong.h (count_leading_zeros, count_trailing_zeros,
16105         COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
16106         resp. 64.
16107
16108 2011-07-03  Ira Rosen  <ira.rosen@linaro.org>
16109
16110         PR tree-optimization/49610
16111         * tree-vect-loop.c (vect_is_slp_reduction): Check that DEF_STMT has
16112         a basic block.
16113
16114 2011-07-02  Eric Botcazou  <ebotcazou@adacore.com>
16115             Olivier Hainque  <hainque@adacore.com>
16116             Nicolas Setton  <setton@adacore.com>
16117
16118         * tree.h (TYPE_ARTIFICIAL): New flag.
16119         * dwarf2out.c (modified_type_die): Add a DW_AT_artificial attribute to
16120         the DIE of the type if it is artificial.
16121         (gen_array_type_die): Likewise.
16122         (gen_enumeration_type_die): Likewise.
16123         (gen_struct_or_union_type_die): Likewise.
16124         * lto-streamer-in.c (unpack_ts_base_value_fields): Use TYPE_ARTIFICIAL.
16125         * lto-streamer-out.c (pack_ts_base_value_fields): Likewise.
16126
16127 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
16128
16129         * tree-object-size.c (pass_through_call): Handle
16130         BUILT_IN_ASSUME_ALIGNED.
16131
16132 2011-07-01  Martin Jambor  <mjambor@suse.cz>
16133
16134         * tree-sra.c (tree_non_mode_aligned_mem_p): Also ignore MEM_REFs.
16135
16136 2011-07-01  H.J. Lu  <hongjiu.lu@intel.com>
16137
16138         PR middle-end/48016
16139         * explow.c (update_nonlocal_goto_save_area): Use proper mode
16140         for stack save area.
16141         * function.c (expand_function_start): Likewise.
16142
16143 2011-07-01  Richard Guenther  <rguenther@suse.de>
16144
16145         PR middle-end/49596
16146         * cgraph.h (varpool_all_refs_explicit_p): Not analyzed nodes
16147         may have unknown refs.
16148
16149 2011-07-01  Kai Tietz  <ktietz@redhat.com>
16150
16151         * tree-ssa-forwprop.c (simplify_bitwise_binary): Fix typo.
16152
16153 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16154
16155         * config.gcc: Obsolete alpha*-dec-osf5.1, mips-sgi-irix6.5.
16156         * doc/install.texi (Specific, alpha*-dec-osf5.1): Document it.
16157         (Specific, mips-sgi-irix6): Likewise.
16158
16159 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16160
16161         PR libmudflap/49549
16162         * doc/sourcebuild.texi (Effective-Target Keywords): Document gld.
16163
16164 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
16165
16166         * tree-pretty-print.c (dump_generic_code) <case CONSTRUCTOR>: Print
16167         [idx]= and [idx1 ... idx2]= before initializers if needed for
16168         array initializers.
16169
16170 2011-07-01  Chen Liqin  <liqin.gcc@gmail.com>
16171
16172         * config.gcc (score-*-elf): Remove score7.o.
16173         * config/score/t-score-elf: Likewise.
16174         * config/score/score.c: Merge score7 to score.c and
16175         remove forwarding functions.
16176         * config/score/score7.c: Deleted.
16177         * config/score/score7.h: Deleted.
16178
16179 2011-07-01  Richard Guenther  <rguenther@suse.de>
16180
16181         PR tree-optimization/49603
16182         * tree-vect-stmts.c (vectorizable_load): Remove unnecessary assert.
16183
16184 2011-06-30  Martin Jambor  <mjambor@suse.cz>
16185
16186         * tree-sra.c (struct access): Rename total_scalarization to
16187         grp_total_scalarization
16188         (completely_scalarize_var): New function.
16189         (sort_and_splice_var_accesses): Set total_scalarization in the
16190         representative access.
16191         (analyze_access_subtree): Propagate total scalarization accross the
16192         tree, no holes in totally scalarized trees, simplify coverage
16193         computation.
16194         (analyze_all_variable_accesses): Call completely_scalarize_var instead
16195         of completely_scalarize_record.
16196
16197 2011-06-30  Richard Henderson  <rth@redhat.com>
16198
16199         * config/i386/i386.h (X86_TUNE_DEEP_BRANCH_PREDICTION): Remove.
16200         (TARGET_DEEP_BRANCH_PREDICTION): Remove.
16201         * config/i386/i386.c: Don't include dwarf2out.h.
16202         (initial_ix86_tune_features): Remove X86_TUNE_DEEP_BRANCH_PREDICTION.
16203         (output_set_got): Don't test TARGET_DEEP_BRANCH_PREDICTION, delete
16204         all code dead thereafter.  Don't do dwarf2out_flush_queued_reg_saves.
16205         (ix86_expand_prologue): Set REG_CFA_FLUSH_QUEUE on set_got insn.
16206         (machopic_output_stub): Don't test TARGET_DEEP_BRANCH_PREDICTION.
16207
16208 2011-06-30  Richard Henderson  <rth@redhat.com>
16209
16210         * reg-notes.def (REG_CFA_FLUSH_QUEUE): New.
16211         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
16212         * final.c (final_scan_insn): Look for it, and invoke
16213         dwarf2out_frame_debug before the insn if found.
16214
16215 2011-06-30  Richard Henderson  <rth@redhat.com>
16216
16217         * dwarf2out.c (dwarf2out_frame_debug_cfa_offset): Allow PC_RTX
16218         as a source, and interpret that as DWARF_FRAME_RETURN_COLUMN.
16219
16220 2011-06-30  Richard Henderson  <rth@redhat.com>
16221
16222         * dwarf2out.c (struct reg_saved_in_data): Provide a typedef.
16223         Define a vector of this type.
16224         (regs_saved_in_regs): Use a VEC.
16225         (num_regs_saved_in_regs): Remove.
16226         (compare_reg_or_pc): New.
16227         (record_reg_saved_in_reg): Split out from...
16228         (dwarf2out_flush_queued_reg_saves): ... here.
16229         (clobbers_queued_reg_save): Update for VEC.
16230         (reg_saved_in): Likewise.
16231         (dwarf2out_frame_debug_init): Likewise.
16232         (dwarf2out_reg_save_reg): Use record_reg_saved_in_reg.
16233         (dwarf2out_frame_debug_cfa_register): Likewise.
16234
16235 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
16236
16237         PR tree-optimization/49572
16238         * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
16239         type of the RHS instead of that of the LHS for the expression type.
16240
16241 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
16242
16243         * df-scan.c (df_get_entry_block_def_set): Use INCOMING_REGNO macro
16244         unconditionally.
16245
16246 2011-06-30  Richard Guenther  <rguenther@suse.de>
16247
16248         * opts.c (finish_options): Do not disable IPA-PTA during ltrans.
16249         * tree-ssa-structalias.c (create_variable_info_for): Do not
16250         add initial constraints for non-var-decls.  Properly handle
16251         globals in other ltrans partitions.
16252         (intra_create_variable_infos): Manually create constraints for
16253         the fake no-alias parameter.
16254         (ipa_pta_execute): Dump the cgraph, handle ltrans partitions properly
16255         and assert there are no clones.
16256
16257 2011-06-30  Richard Guenther  <rguenther@suse.de>
16258
16259         PR tree-optimization/46787
16260         * tree-data-ref.c (dr_address_invariant_p): Remove.
16261         (find_data_references_in_stmt): Invariant accesses are ok now.
16262         * tree-vect-stmts.c (vectorizable_load): Handle invariant loads.
16263         * tree-vect-data-refs.c (vect_analyze_data_ref_access): Allow
16264         invariant loads.
16265
16266 2011-06-30  Martin Jambor  <mjambor@suse.cz>
16267
16268         PR tree-optimization/49094
16269         * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
16270         (build_accesses_from_assign): Use it.
16271
16272 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
16273
16274         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
16275         handling of BUILT_IN_ASSUME_ALIGNED.
16276
16277         PR debug/49364
16278         * dwarf2out.c (output_abbrev_section): Don't return early
16279         if abbrev_die_table_in_use is 1.
16280         (dwarf2out_finish): Instead don't call output_abbrev_section
16281         nor emit abbrev_section_label in that case.
16282
16283 2011-06-30  Nick Clifton  <nickc@redhat.com>
16284
16285         * config/v850/v850.h (CPP_SPEC): Define __v850e__ when compiling
16286         for the V850E.
16287
16288 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
16289
16290         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
16291         handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.
16292
16293 2011-06-30  Ira Rosen  <ira.rosen@linaro.org>
16294
16295         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
16296         both pattern and original statements if necessary.
16297         (vect_transform_loop): Likewise.
16298         * tree-vect-patterns.c (vect_pattern_recog): Update documentation.
16299         * tree-vect-stmts.c (vect_mark_relevant): Add new argument.
16300         Mark the pattern statement only if the original statement doesn't
16301         have its own uses.
16302         (process_use): Call vect_mark_relevant with additional parameter.
16303         (vect_mark_stmts_to_be_vectorized): Likewise.
16304         (vect_get_vec_def_for_operand): Use vectorized pattern statement.
16305         (vect_analyze_stmt): Handle both pattern and original statements
16306         if necessary.
16307         (vect_transform_stmt): Don't store vectorized pattern statement
16308         in the original statement.
16309         (vect_is_simple_use_1): Use related pattern statement only if the
16310         original statement is irrelevant.
16311         * tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.
16312
16313 2011-06-29  Changpeng Fang  <changpeng.fang@amd.com>
16314
16315         * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
16316         option.
16317         * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
16318         entry.
16319         (TARGET_AVX128_OPTIMAL): New definition.
16320         * config/i386/i386.c (initial_ix86_tune_features): Initialize
16321         X86_TUNE_AVX128_OPTIMAL entry.
16322         (ix86_option_override_internal): Enable the generation
16323         of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
16324         (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
16325         (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
16326
16327 2011-06-29  Eric Botcazou  <ebotcazou@adacore.com>
16328
16329         PR tree-optimization/49539
16330         * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
16331         names by means of stmt_references_abnormal_ssa_name.
16332         (associate_plusminus): Call can_propagate_from before propagating
16333         from definition statements.
16334         (ssa_forward_propagate_and_combine): Remove superfluous newline.
16335
16336 2011-06-29  Richard Guenther  <rguenther@suse.de>
16337
16338         * doc/invoke.texi: Document -scev dump modifier.
16339         * tree-pass.h (TDF_SCEV): New dump flag.
16340         * tree-dump.c (dump_option_value_in): Add scev.
16341         * tree-chrec.c: Replace all TDF_DETAILS checks with TDF_SCEV.
16342         * tree-scalar-evolution.c: Likewise.
16343
16344 2011-06-29  Nathan Sidwell  <nathan@codesourcery.com>
16345
16346         * config/arm/unwind-arm.c (enum __cxa_type_match_result): New.
16347         (cxa_type_match): Correct declaration.
16348         (__gnu_unwind_pr_common): Reconstruct additional indirection
16349         when __cxa_type_match returns succeeded_with_ptr_to_base.
16350
16351 2011-06-29  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16352
16353         PR rtl-optimization/49114
16354         * reload.c (struct replacement): Remove SUBREG_LOC member.
16355         (push_reload): Do not set it.
16356         (push_replacement): Likewise.
16357         (subst_reload): Remove dead code.
16358         (copy_replacements): Remove assertion.
16359         (copy_replacements_1): Do not handle SUBREG_LOC.
16360         (move_replacements): Likewise.
16361         (find_replacement): Remove dead code.  Use reload_adjust_reg_for_mode.
16362         Detect subregs via recursive descent instead of via SUBREG_LOC.
16363
16364 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
16365
16366         * config/avr/avr.c (avr_encode_section_info): Dispatch to
16367         default_encode_section_info.
16368
16369 2011-06-29  Richard Sandiford  <richard.sandiford@linaro.org>
16370
16371         PR tree-optimization/49545
16372         * builtins.c (get_object_alignment_1): Update function comment.
16373         Do not use DECL_ALIGN for functions, but test
16374         TARGET_PTRMEMFUNC_VBIT_LOCATION instead.
16375         * fold-const.c (get_pointer_modulus_and_residue): Don't check
16376         for functions here.
16377         * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
16378
16379 2011-06-29  Jakub Jelinek  <jakub@redhat.com>
16380
16381         PR debug/49567
16382         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTEND>: Give up for
16383         non-MODE_INT modes instead of asserting the mode has MODE_INT class.
16384
16385 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
16386
16387         PR target/34734
16388         * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
16389         about uninitialized data attributed 'progmem' from here...
16390         (avr_encode_section_info): ...to this new function.
16391         (TARGET_ENCODE_SECTION_INFO): New define.
16392         (avr_section_type_flags): For data in ".progmem.data", remove
16393         section flag SECTION_WRITE.
16394
16395 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
16396
16397         * config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
16398         _xmulhisi3_exit.
16399         * config/avr/libgcc.S (_xmulhisi3_exit): New Function.
16400         (__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
16401         (__umulhisi3): Ditto.
16402         * config/avr/avr.md (mulhisi3): New insn expender.
16403         (umulhisi3): New insn expender.
16404         (*mulhisi3_call): New insn.
16405         (*umulhisi3_call): New insn.
16406
16407 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
16408
16409         * Makefile.in (LIBGCC2_CFLAGS): Remove -D__GCC_FLOAT_NOT_NEEDED.
16410
16411 2011-06-28  Richard Henderson  <rth@redhat.com>
16412
16413         * config/arm/arm.c (thumb_pop): Rename from thumb_pushpop.  Delete
16414         all code and arguments that handled pushes.  Update all callers.
16415
16416 2011-06-28  Richard Henderson  <rth@redhat.com>
16417
16418         * config/arm/arm.c (arm_output_function_prologue): Don't call
16419         thumb1_output_function_prologue.
16420         (arm_expand_prologue): Avoid dead store.
16421         (number_of_first_bit_set): Use ctz_hwi.
16422         (thumb1_emit_multi_reg_push): New.
16423         (thumb1_expand_prologue): Merge thumb1_output_function_prologue
16424         to emit the entire prologue as rtl.
16425         (thumb1_output_interwork): Split out from
16426         thumb1_output_function_prologue.
16427         (thumb1_output_function_prologue): Remove.
16428         (arm_attr_length_push_multi): Handle thumb1.
16429         * config/arm/arm.md (VUNSPEC_THUMB1_INTERWORK): New.
16430         (prologue_thumb1_interwork): New.
16431         (*push_multi): Allow thumb1; use push_mult_memory_operand.
16432         * config/arm/predicates.md (push_mult_memory_operand): New.
16433
16434 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
16435
16436         * config/sparc/sync.md (*stbar): Delete.
16437         (*membar_v8): New insn to implement UNSPEC_MEMBAR in SPARC-V8.
16438
16439 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
16440
16441         * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
16442
16443 2011-06-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16444
16445         * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
16446         (TARGET_64BIT_DEFAULT): Define.
16447         * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
16448         of tm_file.
16449         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
16450
16451 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
16452
16453         * common.opt (in_lto_p): New Variable entry.
16454         * flags.h (in_lto_p): Move to common.opt.
16455         * gcc.c: Include params.h.
16456         (set_option_handlers): Also use common_handle_option and
16457         target_handle_option.
16458         (main): Call global_init_params, finish_params and init_options_struct.
16459         * opts.c (debug_type_names): Move from toplev.c.
16460         (print_filtered_help): Access quiet_flag through opts pointer.
16461         (common_handle_option): Return early in the driver for some options.
16462         Access in_lto_p, dwarf_version and warn_maybe_uninitialized through
16463         opts pointer.
16464         * toplev.c (in_lto_p): Move to common.opt.
16465         (debug_type_names): Move to opts.c.
16466         * Makefile.in (OBJS): Remove opts.o.
16467         (OBJS-libcommon-target): Add opts.o.
16468         (gcc.o): Update dependencies.
16469
16470 2011-06-28  Kai Tietz  <ktietz@redhat.com>
16471
16472         * tree-ssa-forwprop.c (simplify_bitwise_binary): Improve type sinking.
16473
16474 2011-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16475
16476         * config/arm/vfp.md ("*divsf3_vfp"): Replace '+' constraint modifier
16477         with '=' constraint modifier.
16478         (*divdf3_vfp): Likewise.
16479         ("*mulsf3_vfp"): Likewise.
16480         ("*muldf3_vfp"): Likewise.
16481         ("*mulsf3negsf_vfp"): Likewise.
16482         ("*muldf3negdf_vfp"): Likewise.
16483
16484 2011-06-28  Nick Clifton  <nickc@redhat.com>
16485
16486         * config/mn10300/mn10300.h (LINK_SPEC): Do not use linker
16487         relaxation when performing an incremental link.
16488
16489 2011-06-28  Kai Tietz  <ktietz@redhat.com>
16490
16491         * tree-ssa-math-opts.c (execute_optimize_bswap): Search
16492         within BB from last to first.
16493
16494 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
16495
16496         * genattr-common.c: New.  Based on genattr.c.
16497         * Makefile.in (INSN_ATTR_H): Include insn-attr-common.h.
16498         (MOSTLYCLEANFILES): Add insn-attr-common.h.
16499         (opts.o): Update dependencies.
16500         (.PRECIOUS): Add insn-attr-common.h.
16501         (simple_rtl_generated_h): Add insn-attr-common.h.
16502         (build/genattr-common.o): New.
16503         (genprogrtl): Add attr-common.
16504         * genattr.c (main): Include insn-attr-common.h.  Don't generate
16505         definitions of DELAY_SLOTS or INSN_SCHEDULING.
16506         * opts.c: Include insn-attr-common.h instead of rtl.h and insn-attr.h.
16507
16508 2011-06-28  Georg-Johann Lay  <avr@gjlay.de>
16509
16510         * config.gcc (tm_file): Add elfos.h and avr/elf.h for
16511         avr-*-* and avr-*-rtems* targets.
16512
16513         * config/avr/elf.h: New file.
16514         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define.
16515         (TARGET_ASM_SELECT_SECTION): Define.
16516         (INIT_SECTION_ASM_OP): Undefine.
16517         (FINI_SECTION_ASM_OP): Undefine.
16518         (READONLY_DATA_SECTION_ASM_OP): Undefine.
16519         (PCC_BITFIELD_TYPE_MATTERS): Undefine.
16520         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Undefine.
16521         * config/avr/avr.h:
16522         (PREFERRED_DEBUGGING_TYPE): Move to elf.h.
16523         (TARGET_ASM_NAMED_SECTION): Move to elf.h.
16524         (MAX_OFILE_ALIGNMENT): Move to elf.h.
16525         (STRING_LIMIT): Move to elf.h.
16526         (ASM_DECLARE_FUNCTION_NAME): Move to elf.h.
16527         (ASM_DECLARE_OBJECT_NAME): Remove.
16528         (ESCAPES): Remove.
16529         (ASM_OUTPUT_SKIP): Remove.
16530         (DWARF2_DEBUGGING_INFO): Remove.
16531         (OBJECT_FORMAT_ELF): Remove.
16532         (USER_LABEL_PREFIX): Remove.
16533         (ASM_OUTPUT_EXTERNAL): Remove.
16534         (ASM_OUTPUT_ASCII): Remove.
16535         (TYPE_ASM_OP): Remove.
16536         (SIZE_ASM_OP): Remove.
16537         (WEAK_ASM_OP): Remove.
16538         (STRING_ASM_OP): Remove.
16539         (SET_ASM_OP): Remove.
16540         (ASM_WEAKEN_LABEL): Remove.
16541         (TYPE_OPERAND_FMT): Remove.
16542         (ASM_DECLARE_FUNCTION_SIZE): Remove.
16543         (ASM_FINISH_DECLARE_OBJECT): Remove.
16544         (NO_DOLLAR_IN_LABEL): Remove.
16545         (ASM_GENERATE_INTERNAL_LABEL): Remove.
16546         (ASM_OUTPUT_CASE_LABEL): Remove.
16547         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Use
16548         ASM_OUTPUT_ALIGNED_LOCAL, ASM_OUTPUT_ALIGNED_COMMON.
16549         (gas_output_ascii): Remove.
16550         (gas_output_limited_string): Remove.
16551         (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
16552         * config/avr/avr-protos.h
16553         (gas_output_ascii): Remove prototye.
16554         (gas_output_limited_string): Remove prototype.
16555
16556 2011-06-27  Richard Earnshaw  <rearnsha@arm.com>
16557
16558         PR target/48637
16559         * arm.c (arm_print_operand): Allow sym+offset.  Don't abort on invalid
16560         asm operands.
16561
16562 2011-06-27  Jan Hubicka  <jh@suse.cz>
16563
16564         * ipa.c (cgraph_address_taken_from_non_vtable_p): Walk references of
16565         node instead of references in node.
16566
16567 2011-06-27  Richard Henderson  <rth@redhat.com>
16568
16569         * config/alpha/alpha.c (vms_patch_builtins): Provide dummy definition.
16570         * config/ia64/ia64.c (ia64_init_builtins): Call vms_patch_builtins
16571         inside ifdef.
16572
16573 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
16574
16575         * c-decl.c (union lang_tree_node): Use it in chain_next expression.
16576
16577         * builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New.
16578         * builtins.def (BUILT_IN_ASSUME_ALIGNED): New builtin.
16579         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call,
16580         find_func_clobbers): Handle BUILT_IN_ASSUME_ALIGNED.
16581         * tree-ssa-ccp.c (bit_value_assume_aligned): New function.
16582         (evaluate_stmt, execute_fold_all_builtins): Handle
16583         BUILT_IN_ASSUME_ALIGNED.
16584         * tree-ssa-dce.c (propagate_necessity): Likewise.
16585         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
16586         call_may_clobber_ref_p_1): Likewise.
16587         * builtins.c (is_simple_builtin, expand_builtin): Likewise.
16588         (expand_builtin_assume_aligned): New function.
16589         * doc/extend.texi (__builtin_assume_aligned): Document.
16590
16591         PR debug/49544
16592         * cselib.c (promote_debug_loc): If cselib_preserve_constants
16593         and l has two DEBUG_INSN owned locs instead of just one, adjust
16594         the second location's setting_insn too.
16595
16596 2011-06-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16597
16598         PR libmudflap/38738
16599         * config/sol2.h [!USE_GLD] (MFLIB_SPEC): Define.
16600
16601 2011-06-27  Nick Clifton  <nickc@redhat.com>
16602
16603         * config/mn10300/mn10300.md (clzsi2): Use XOR after BSCH to convert
16604         bit position of highest bit set into a count of the high zero bits.
16605
16606 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16607
16608         * dwarf2out.c (TYPE_DECL_IS_STUB): Extend mechanism to all types.
16609
16610 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16611
16612         PR lto/48492
16613         * dwarf2out.c (dwarf2out_finish): Do not attach a DIE on the limbo list
16614         to a NULL parent.
16615
16616 2011-06-27  Richard Guenther  <rguenther@suse.de>
16617
16618         PR tree-optimization/49394
16619         * passes.c (execute_one_pass): Restore current_pass after
16620         applying IPA transforms.
16621
16622 2011-06-27  Kai Tietz  <ktietz@redhat.com>
16623
16624         * tree-ssa-math-opts.c (do_shift_rotate): Zero bits
16625         out of type precision after operation.
16626         (find_bswap): Take for limit value the integer auto-promotion
16627         into account.
16628
16629 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16630
16631         * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
16632         forward scan as well.
16633
16634 2011-06-27  Tristan Gingold  <gingold@adacore.com>
16635
16636         PR target/44241
16637         * config/vms/vms-protos.h: New file.
16638         * config/vms/vms-crtlmap.map: New file.
16639         * config/vms/vms.c: New file.
16640         * config/vms/make-crtlmap.awk: New file.
16641         * config/vms/vms-crtl.h: File removed.
16642         * config/vms/vms-crtl-64.h: File removed.
16643         * config/vms/t-vms (vms-crtlmap.h, vms.o): New targets.
16644         * config/alpha/vms64.h: Do not include vms-crtl-64.h
16645         * config/alpha/alpha.c (alpha_init_builtins): Remove code to
16646         clear some builtins on VMS.  Calls vms_patch_builtins.
16647         (avms_asm_output_external): Remove.
16648         * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Remove.
16649         (struct crtl_name_spec): Remove
16650         (DO_CTRL_NAMES): Remove.
16651         * config/ia64/vms.h (struct crtl_name_spec): Remove
16652         (DO_CTRL_NAMES): Remove.
16653         * config/ia64/ia64.c (alpha_init_builtins): Remove code to
16654         clear some builtins on VMS.  Calls vms_patch_builtins.
16655         (ia64_asm_output_external): Remove DO_CRTL_NAME.
16656         * config/ia64/vms64.h: Do not include vms-crtl-64.h
16657         * config.gcc (*-*-*vms*): Define extra_objs, target_gtfiles, tm_p_file.
16658
16659 2011-06-27  Tristan Gingold  <gingold@adacore.com>
16660
16661         * config/alpha/alpha.c (alpha_end_function): Always generate .end
16662         directive on VMS.
16663
16664 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16665
16666         * config/sparc/sparc.c (sparc_frame_pointer_required): Return true if
16667         the function receives nonlocal gotos.
16668
16669 2011-06-27  Richard Guenther  <rguenther@suse.de>
16670
16671         PR tree-optimization/49536
16672         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
16673         For non-scalar inner types use a scalar type according to
16674         the scalar inner mode.
16675
16676 2011-06-27  Richard Guenther  <rguenther@suse.de>
16677
16678         PR tree-optimization/49365
16679         * params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.
16680
16681 2011-06-27  Richard Guenther  <rguenther@suse.de>
16682
16683         PR tree-optimization/49169
16684         * fold-const.c (get_pointer_modulus_and_residue): Don't rely on
16685         the alignment of function decls.
16686
16687 2011-06-26  Iain Sandoe  <iains@gcc.gnu.org>
16688
16689         PR target/47997
16690         * config/darwin.c (darwin_mergeable_string_section): Place string
16691         constants in '.cstring' rather than '.const' when CF/NSStrings are
16692         active.
16693
16694 2011-06-26  Eric Botcazou  <ebotcazou@adacore.com>
16695
16696         * config/sparc/sparc.c (save_local_or_in_reg_p): Adjust comment.
16697         (emit_save_register_window): Likewise.
16698         (sparc_expand_prologue): Use SIZE_INT_RTX and SIZE_RTX variables.
16699         (sparc_flat_expand_prologue): Add comment.  Always emit blockage.
16700         Swap back %o7/%i7 in register naming.
16701
16702 2011-06-25  Iain Sandoe  <iains@gcc.gnu.org>
16703
16704         PR driver/49371
16705         * config/darwin.c (darwin_override_options): Improve warning when
16706         mdynamic-no-pic is given together with fPIC/fpic, also warn when it
16707         is given with fpie/fPIE.
16708         * config/darwin.h (PIE_SPEC): New, (LINK_SPEC): Use PIE_SPEC.
16709         * config/darwin9.h (PIE_SPEC): New.
16710
16711 2011-06-25  Basile Starynkevitch  <basile@starynkevitch.net>
16712
16713         * timevar.c (timevar_print): Increase width for display of timevar
16714         name.
16715
16716 2011-06-24  Jakub Jelinek  <jakub@redhat.com>
16717
16718         PR c++/46400
16719         * c-decl.c (union lang_tree_node): Use TYPE_NEXT_VARIANT
16720         instead of TYPE_CHAIN for chain_next for types.
16721
16722 2011-06-24  Richard Henderson  <rth@redhat.com>
16723
16724         * config/sparc/sparc.md (create_flat_frame_1<P:mode>): Remove.
16725         (create_flat_frame_2<P:mode>, create_flat_frame_3<P:mode>): Remove.
16726         * config/sparc/sparc.c (gen_create_flat_frame_1): Remove.
16727         (gen_create_flat_frame_2, gen_create_flat_frame_3): Remove.
16728         (sparc_flat_expand_prologue): Emit individual instructions
16729         instead of one of the above.
16730
16731 2011-06-24  Easwaran Raman  <eraman@google.com>
16732
16733         PR rtl-optimization/49429
16734         PR target/49454
16735         * expr.c (emit_block_move_hints):  Mark MEM_EXPR(x) and
16736         MEM_EXPR(y) addressable if emit_block_move_via_libcall is
16737         used to copy y into x.
16738         * calls.c (initialize_argument_information): Mark
16739         an argument addressable if it is passed by invisible reference.
16740         (emit_library_call_value_1): Mark  MEM_EXPR (val) addressable
16741         if it is passed by reference.
16742
16743 2011-06-24  H.J. Lu  <hongjiu.lu@intel.com>
16744
16745         PR rtl-optimization/49504
16746         * rtlanal.c (nonzero_bits1): Properly handle addition or
16747         subtraction of a pointer in Pmode if pointers extend unsigned.
16748         (num_sign_bit_copies1): Likewise.
16749
16750 2011-06-24  Martin Jambor  <mjambor@suse.cz>
16751
16752         PR tree-optimizations/49516
16753         * tree-sra.c (sra_modify_assign): Choose the safe path for
16754         aggregate copies if we also did scalar replacements.
16755
16756 2011-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16757
16758         PR target/49335
16759         * config/arm/predicates.md (add_operator): New.
16760         * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage in Thumb2.
16761
16762 2011-06-24  Andi Kleen  <ak@linux.intel.com>
16763
16764         * tree-sra.c (type_internals_preclude_sra_p): Add msg
16765         parameter. Split up ifs and report reason in *msg.
16766         (reject): Add.
16767         (find_var_candiate): Add msg variable.
16768         Split up ifs and report reason to reject.
16769         (find_param_candidates): Add msg variable.
16770         Pass msg to type_internals_preclude_sra_p.
16771
16772 2011-06-23  Jeff Law  <law@redhat.com>
16773
16774         PR middle-end/48770
16775         * reload.h (reload): Change to return a bool.
16776         * ira.c (ira): If requested by reload, run a fast DCE pass after
16777         reload has completed.  Fix comment typo.
16778         * reload1.c (need_dce): New file scoped static.
16779         (reload): Set reload_completed here.  Return whether or not a DCE
16780         pass after reload is needed.
16781         (delete_dead_insn): Set need_dce as needed.
16782
16783         PR middle-end/49465
16784         * tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
16785         to detect threading through joiner block.  If there was already
16786         an edge to the new target, then do not change the PHI nodes.
16787
16788 2011-06-23  Jakub Jelinek  <jakub@redhat.com>
16789
16790         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
16791         get_pointer_alignment to see if base isn't sufficiently aligned.
16792
16793 2011-06-23  Jan Hubicka  <jh@suse.cz>
16794
16795         PR tree-optimize/49373
16796         * tree-pass.h (all_late_ipa_passes): Declare.
16797         * cgraphunit.c (init_lowered_empty_function): Fix properties.
16798         (cgraph_optimize): Execute late passes; remove unreachable funcions
16799         after materialization.
16800         * ipa-inline.c (gate_ipa_inline): Enable only when optimizing or
16801         LTOing.
16802         * passes.c (all_late_ipa_passes): Declare.
16803         (dump_passes, register_pass): Handle late ipa passes.
16804         (init_optimization_passes): Move ipa_pta to late passes; schedule
16805         fixup_cfg at beggining of all_passes.
16806         (apply_ipa_transforms): New function.
16807         (execute_one_pass): When doing simple ipa pass, apply all transforms.
16808
16809 2011-06-23  Joseph Myers  <joseph@codesourcery.com>
16810
16811         * params.c: Include common/common-target.h.  Don't include tm.h.
16812         (lang_independent_params): Move from toplev.c.
16813         (global_init_params): New.
16814         * params.h (global_init_params): Declare.
16815         * target.def (default_params): Move to common-target.def.
16816         * toplev.c (lang_independent_options): Remove.
16817         (lang_independent_params): Move to params.c.
16818         (general_init): Use global_init_params.
16819         * common/common-target.def (option_default_params): Move from
16820         target.def.
16821         * common/config/ia64/ia64-common.c: Include params.h.
16822         (ia64_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16823         from ia64.c.
16824         * common/config/rs6000/rs6000-common.c: Include params.h.
16825         (rs6000_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16826         from rs6000.c.
16827         * common/config/sh/sh-common.c: Include params.h.
16828         (sh_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16829         from sh.c.
16830         * common/config/spu/spu-common.c: Include params.h.
16831         (spu_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16832         from spu.c.
16833         * config/ia64/ia64.c (ia64_option_default_params,
16834         TARGET_OPTION_DEFAULT_PARAMS): Move to ia64-common.c.
16835         * config/rs6000/rs6000.c (rs6000_option_default_params,
16836         TARGET_OPTION_DEFAULT_PARAMS): Move to rs6000-common.c.
16837         * config/sh/sh.c (sh_option_default_params,
16838         TARGET_OPTION_DEFAULT_PARAMS): Move to sh-common.c.
16839         * config/spu/spu.c (spu_option_default_params,
16840         TARGET_OPTION_DEFAULT_PARAMS): Move to spu-common.c.
16841         * Makefile.in (OBJS): Remove params.o.
16842         (OBJS-libcommon-target): Add params.o.
16843         (params.o, $(common_out_object_file)): Update dependencies.
16844         * doc/tm.texi: Regenerate.
16845
16846 2011-06-23  Alan Modra  <amodra@gmail.com>
16847
16848         PR bootstrap/49383
16849         * config/rs6000/rs6000.c (call_ABI_of_interest): Adjust cgraph
16850         invocation for 2011-06-09 changes.
16851
16852 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
16853
16854         PR libgomp/49490
16855         * omp-low.c (expand_omp_for_static_nochunk): Only
16856         use n ceil/ nthreads size for the first n % nthreads threads in the
16857         team instead of all threads except for the last few ones which
16858         get less work or none at all.
16859
16860         PR debug/49496
16861         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Ignore debug
16862         uses.
16863
16864 2011-06-22  Richard Guenther  <rguenther@suse.de>
16865
16866         PR tree-optimization/49493
16867         * tree-ssa-structalias.c (get_constraint_for_ssa_var):
16868         Refer to the alias target of variables.
16869         (associate_varinfo_to_alias_1): Remove.
16870         (ipa_pta_execute): Do not associate aliases with anything.
16871         * cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
16872         (cgraph_function_node): Likewise.
16873         (cgraph_function_or_thunk_node): Likewise.
16874         (varpool_variable_node): Likewise.
16875
16876 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
16877
16878         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Fix -mtls-dialect typo.
16879         * config.gcc (arm*-*-linux*): Default to gnu tls.
16880         (arm*-*-*): Add --with-tls option.
16881         (all_defaults): Add 'tls'.
16882
16883 2011-06-22  Richard Henderson  <rth@redhat.com>
16884
16885         * reg-notes.def (REG_CFA_WINDOW_SAVE): New.
16886         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
16887         (dwarf2out_frame_debug_cfa_window_save): Rename from
16888         dwarf2out_window_save; make static.
16889         * tree.h (dwarf2out_window_save): Don't declare.
16890
16891         * config/sparc/sparc.c (sparc_dwarf_handle_frame_unspec): Remove.
16892         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
16893         (emit_save_register_window): Rename from gen_save_register_window;
16894         emit the insn and add REG_CFA_* notes.
16895         (sparc_expand_prologue): Update to match.
16896         * config/sparc/sparc.md (save_register_window_1): Simplify from
16897         save_register_window<P:mode>.
16898
16899 2011-06-22  H.J. Lu  <hongjiu.lu@intel.com>
16900
16901         PR target/49497
16902         * config/i386/i386.md (*lea_general_2): Always allow SImode.
16903         (*lea_general_2_zext): Likewise.
16904         (imul to lea peepholes): Use const359_operand and check
16905         TARGET_PARTIAL_REG_STALL.
16906
16907         * config/i386/predicates.md (const359_operand): New.
16908
16909 2011-06-22  Michael Matz  <matz@suse.de>
16910
16911         * cgraphunit.c (assemble_thunk): Use correct return type.
16912
16913 2011-06-22  Dmitry Plotnikov  <dplotnikov@ispras.ru>
16914             Dmitry Melnik  <dm@ispras.ru>
16915
16916         * config/arm/arm.c (neon_immediate_valid_for_shift): New function.
16917         (neon_output_shift_immediate): Ditto.
16918         * config/arm/arm-protos.h (neon_immediate_valid_for_shift): New
16919         prototype.
16920         (neon_output_shift_immediate): Ditto.
16921         * config/arm/neon.md (vashl<mode>3): Modified constraint.
16922         (vashr<mode>3_imm): New insn pattern.
16923         (vlshr<mode>3_imm): Ditto.
16924         (vashr<mode>3): Modified constraint.
16925         (vlshr<mode>3): Ditto.
16926         * config/arm/predicates.md (imm_for_neon_lshift_operand): New
16927         predicate.
16928         (imm_for_neon_rshift_operand): Ditto.
16929         (imm_lshift_or_reg_neon): Ditto.
16930         (imm_rshift_or_reg_neon): Ditto.
16931
16932         * optabs.c (init_optabs): Init optab codes for vashl, vashr, vlshr.
16933
16934 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
16935
16936         * tree-ssa-ccp.c (evaluate_stmt): Try bitwise tracking for
16937         builtin calls even if likelyvalue is not CONSTANT.
16938         Handle BUILT_IN_STRDUP and BUILT_IN_STRNDUP like BUILT_IN_MALLOC.
16939         Return get_value_for_expr of first operand
16940         for BUILT_IN_{MEM{CPY,MOVE,SET},STR{,N}CPY}{,_CHK}.
16941         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
16942         BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK like
16943         their non-checking counterparts.
16944         (call_may_clobber_ref_p_1): Likewise.
16945         (stmt_kills_ref_p_1): Handle BUILT_IN_MEM{{,P}CPY,MOVE,SET}_CHK
16946         like their non-checking counterparts.
16947         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16948         Handle BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK
16949         like their non-checking counterparts.
16950         (find_func_clobbers): Likewise.
16951         * tree-ssa-dce.c (propagate_necessity): Handle BUILT_IN_MEMSET_CHK
16952         like BUILT_IN_MEMSET and BUILT_IN_CALLOC like BUILT_IN_MALLOC.
16953
16954         * dwarf2out.c (size_of_loc_descr, output_loc_operands,
16955         mark_base_types, hash_loc_operands, compare_loc_operands): Allow
16956         DW_OP_GNU_convert and DW_OP_GNU_reinterpret to use constant instead
16957         of base type reference as argument.
16958         (resolve_addr_in_expr): Likewise.  Fix keep computation.
16959         (convert_descriptor_to_signed): Renamed to...
16960         (convert_descriptor_to_mode): ... this.  For wider types convert to
16961         unsigned instead of signed, for <= DWARF2_ADDR_SIZE convert to untyped.
16962         (typed_binop): New function.
16963         (scompare_loc_descriptor, ucompare_loc_descriptor,
16964         minmax_loc_descriptor, mem_loc_descriptor): For wider integer modes
16965         default to unsigned type instead of signed.
16966
16967         PR debug/47858
16968         * gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_SOURCE_BIND.
16969         (gimple_build_debug_source_bind_stat): New prototype.
16970         (gimple_build_debug_source_bind): Define.
16971         (gimple_debug_source_bind_p, gimple_debug_source_bind_get_var,
16972         gimple_debug_source_bind_get_value,
16973         gimple_debug_source_bind_get_value_ptr,
16974         gimple_debug_source_bind_set_var,
16975         gimple_debug_source_bind_set_value): New inlines.
16976         * gimple.c (gimple_build_debug_source_bind_stat): New function.
16977         * gimple-pretty-print.c (dump_gimple_debug): Handle
16978         GIMPLE_DEBUG_SOURCE_BIND.
16979         * sese.c (rename_uses): Handle gimple_debug_source_bind_p.
16980         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16981         * tree-parloops.c (eliminate_local_variables,
16982         separate_decls_in_region): Likewise.
16983         (separate_decls_in_region_debug): Renamed from
16984         separate_decls_in_region_debug_bind.  Handle
16985         gimple_debug_source_bind_p.
16986         * tree.h (decl_debug_args_lookup, decl_debug_args_insert): New
16987         prototypes.
16988         (DECL_HAS_DEBUG_ARGS_P): Define.
16989         (struct tree_function_decl): Add has_debug_args_flag field.
16990         * tree.c (debug_args_for_decl): New variable.
16991         (decl_debug_args_lookup, decl_debug_args_insert): New functions.
16992         * tree-into-ssa.c (mark_def_sites): Handle uses in debug stmts.
16993         (rewrite_debug_stmt_uses): New function.
16994         (rewrite_stmt): Use it to rewrite debug stmt uses.
16995         * rtl.def (DEBUG_PARAMETER_REF): New.
16996         * rtl.h (DEBUG_PARAMETER_REF_DECL): Define.
16997         * cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Handle
16998         DEBUG_PARAMETER_REF.
16999         * rtl.c (rtx_equal_p_cb, rtx_equal_p, iterative_hash_rtx): Likewise.
17000         * print-rtl.c (print_rtx): Likewise.
17001         * tree-sra.c (sra_ipa_reset_debug_stmts): Prefer replacing of
17002         SSA_NAMEs with DEBUG_EXPR_DECLs initialized in source bind
17003         debug stmts in the first bb.
17004         * tree-inline.c (remap_ssa_name): If remapping default def
17005         of a PARM_DECL fails, map to a DEBUG_EXPR_DECL set in
17006         a source bind debug stmt.
17007         (remap_gimple_stmt): Handle gimple_debug_source_bind_p.
17008         (maybe_move_debug_stmts_to_successors): Likewise.
17009         (copy_debug_stmt): Likewise.  Avoid shadowing a variable.
17010         (tree_function_versioning): If DECL_HAS_DEBUG_ARGS_P, copy
17011         debug args vector from old_decl to new_decl.
17012         * ipa-prop.c (ipa_modify_call_arguments): For optimized away
17013         or modified parameters, add debug bind stmts before call
17014         setting DEBUG_EXPR_DECL which is remembered in debug args vector.
17015         * cfgexpand.c (expand_call_stmt): Call expand_debug_expr
17016         on DECL_DEBUG_EXPRs from debug args vector.
17017         (expand_debug_source_expr): New function.
17018         (expand_debug_locations): Use it for source bind insns.
17019         (expand_gimple_basic_block): Handle gimple_debug_source_bind_p.
17020         * var-tracking.c (prepare_call_arguments): Add debug args
17021         to call_arguments if any.
17022         * dwarf2out.c (dwarf_stack_op_name, size_of_loc_descr,
17023         output_loc_operands, output_loc_operands_raw, resolve_addr_in_expr,
17024         compare_loc_operands): Handle DW_OP_GNU_parameter_ref.
17025         (get_ref_die_offset, parameter_ref_descriptor): New functions.
17026         (mem_loc_descriptor): Handle DEBUG_PARAMETER_REF.
17027         (gen_subprogram_die): Handle parameters identified by
17028         DEBUG_PARAMETER_REF.
17029
17030 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
17031
17032         * doc/invoke.texi (ARM Options): Document -mtls-dialect option.
17033         * doc/install.texi (Configuration): Document --with-tls.
17034         * config/arm/arm.c (enum tls_reloc): Add TLS_DESCSEQ.
17035         (arm_call_tls_get_addr): Clean up. Assert not tls descriptor.
17036         (arm_tls_descseq_addr): New.
17037         (legitimize_tls_address): Add tlsdesc support.
17038         (arm_cannot_copy_insn_p): Check for tlscall.
17039         (arm_emit_tls_decoration): Likewise.
17040         * config/arm/arm.h (TARGET_GNU2_TLS): New.
17041         (OPTION_DEFAULT_SPECS): Add with-tls support.
17042         * config/arm/arm.md (R1_REGNUM): Define.
17043         (tlscall): New.
17044         * config/arm/arm.opt (tls_type): New enumeration type and values.
17045         (mtls-dialect): New switch.
17046         * config/arm/arm-opts.h (enum tls_type): New.
17047
17048 2011-06-21  Nicola Pero  <nicola.pero@meta-innovation.com>
17049
17050         * attribs.c (register_attribute): Added assert to check that all
17051         attribute specs are registered with a name that is not empty and
17052         does not start with '_'.
17053         (decl_attributes): Avoid the lookup of the "naked" attribute spec
17054         if the function has no attributes.
17055         * tree.c (is_attribute_with_length_p): Removed.
17056         (is_attribute_p): Removed.
17057         (private_is_attribute_p): New.
17058         (private_lookup_attribute): New.
17059         (lookup_attribute): Removed.
17060         (lookup_ident_attribute): New.
17061         (remove_attribute): Require the first argument to be in the form
17062         'text', not '__text__'.  Updated asserts.
17063         (merge_attributes): Use lookup_ident_attributes instead of
17064         lookup_attribute.
17065         (merge_dllimport_decl_attributes): Use remove_attribute.
17066         (attribute_list_contained): Likewise.
17067         (attribute_list_equal): Immediately return 1 if the arguments are
17068         identical pointers.
17069         * tree.h (is_attribute_p): Made inline.  Return a 'bool', not an
17070         'int'.  Require the first argument to be in the form 'text', not
17071         '__text__'.  Require the second argument to be an identifier.
17072         (lookup_attribute): Made inline.  Require the first argument to be
17073         in the form 'text', not '__text__'.
17074         (private_is_attribute_p, private_lookup_attribute): New.
17075         Updated comments.
17076
17077 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
17078
17079         * builtins.c: Add sync_ or SYNC__ to builtin names.
17080         * sync-builtins.def: Add sync_ or SYNC__ to builtin names.
17081         * omp-low.c: Add sync_ or SYNC__ to builtin names.
17082
17083 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
17084
17085         PR target/33049
17086         * config/avr/avr.md (extzv): New expander.
17087         (*extzv): New insn.
17088         (*extzv.qihi1, *extzv.qihi2): New insn-and-split.
17089         * config/avr/constraints.md (C04): New constraint.
17090         * doc/md.texi (Machine Constraints): Document it.
17091
17092 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
17093
17094         PR middle-end/49489
17095         * builtins.c (expand_builtin_unop): Call expand_unop with 0 as
17096         unsignedp argument instead of 1 for clrsb_optab.
17097         (fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT
17098         and < 2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
17099         (fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
17100         * optabs.c (widen_leading): Call widen_operand and expand_unop
17101         with 0 as unsignedp argument instead of 1 for clrsb_optab.
17102         (expand_unop): Subtract difference of mode sizes also for clrsb_optab.
17103
17104 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
17105
17106         * config/avr/avr.md (*jcindirect_jump): Fix build warning.
17107
17108 2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>
17109
17110         * gensupport.c (add_define_attr): New static function.
17111         (is_predicable): Allow multi-alternative lists for the "predicable"
17112         attribute.
17113         (modify_attr_enabled_ce, alter_attrs_for_insn): New static functions.
17114         (process_one_cond_exec): Call alter_attrs_for_insn.
17115         * doc/md.texi (Defining Attributes): Mention some standard names.
17116         (Conditional Execution): Update documentation for "predicable".
17117
17118         * doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
17119         __builtin_clrsbll): Document.
17120         * doc/rtl.texi (clrsb): New entry.
17121         * optabs.c (widen_leading): Renamed from widen_clz.  New argument
17122         UNOPTAB.  All callers changed.  Use UNOPTAB instead of clz_optab.
17123         (expand_unop): Handle clrsb_optab.
17124         (init_optabs): Initialize it.
17125         * optabs.h (enum optab_index): New entry OTI_clrsb.
17126         (clrsb_optab): Define.
17127         * genopinit.c (optabs): Add an entry for it.
17128         * builtins.c (expand_builtin): Handle clrsb builtin functions.
17129         * builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
17130         BUILT_IN_CLRSBLL): New.
17131         * rtl.def (CLRSB): New code.
17132         * dwarf2out.c (mem_loc_descriptor): Handle it.
17133         * simplify-rtx.c (simplify_const_unary_operation): Likewise.
17134         Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
17135         and popcount.
17136         * libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
17137         * libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
17138         (__ctzDI2): Move declaration.
17139         * config/bfin/bfin.md (clrsbsi2): New expander.
17140         (signbitssi2): Use the CLRSB rtx.
17141         (clrsbhi2): Renamed from signbitshi2.  Use the CLRSB rtx.
17142         * config/bfin/bfin.c (bdesc_1arg): Changed accordingly.
17143
17144 2011-06-21  Richard Guenther  <rguenther@suse.de>
17145
17146         * ipa-inline-transform.c (inline_transform): Fix previous change.
17147
17148 2011-06-21  Ira Rosen  <ira.rosen@linaro.org>
17149
17150         PR tree-optimization/49478
17151         * tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
17152         with constant operand.
17153
17154 2011-06-21  Richard Guenther  <rguenther@suse.de>
17155
17156         * ipa-inline-transform.c (inline_transform): Fix typo.
17157
17158 2011-06-21  Richard Guenther  <rguenther@suse.de>
17159
17160         PR tree-optimization/49483
17161         * tree-vect-stmts.c (vectorizable_assignment): Also handle
17162         VIEW_CONVERT_EXPR conversions.
17163
17164 2011-06-21  Joseph Myers  <joseph@codesourcery.com>
17165
17166         * config/avr/avr-mcus.def, config/avr/genopt.sh: New files.
17167         * config/avr/avr-tables.opt: New file (generated).
17168         * config.gcc (avr-*-*): Use avr/avr-tables.opt.
17169         * config/avr/avr-devices.c (avr_mcu_types): Move contents to
17170         avr-mcus.def.
17171         * config/avr/avr.c (avr_help, TARGET_HELP): Remove.
17172         (avr_option_override): Don't process -mmcu= argument here.  Set
17173         avr_current_device using avr_mcu_index.
17174         (avr_file_start): Use avr_current_device->name instead of avr_mcu_name.
17175         * config/avr/avr.opt (mmcu=): Use Enum.
17176         * config/avr/t-avr (avr-devices.o): Update dependencies.
17177         ($(srcdir)/config/avr/avr-tables.opt): New.
17178         * target.def (help): Remove.
17179         * doc/tm.texi.in (TARGET_HELP): Remove.
17180         * doc/tm.texi: Regenerate.
17181         * opts.c: Don't include target.h.
17182         (common_handle_option): Don't call targetm.help.
17183         * system.h (TARGET_HELP): Poison.
17184         * Makefile.in (opts.o): Update dependencies.
17185
17186 2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
17187
17188         * config/usegld.h: New file.
17189         * config/sol2.h (PREFERRED_DEBUGGING_TYPE): Remove.
17190         (CPP_SUBTARGET_SPEC): Remove -compat-bsd support.
17191         (LIB_SPEC): Likewise.  Search /lib.
17192         (LINK_ARCH32_SPEC_BASE): Remove -compat-bsd support.
17193         (RDYNAMIC_SPEC): Handle GNU ld.
17194         [HAVE_LD_EH_FRAME_HDR && TARGET_DL_ITERATE_PHDR] (LINK_EH_SPEC):
17195         Define.
17196         (SUPPORTS_INIT_PRIORITY): Only disable for Sun ld.
17197         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Define.
17198         [!USE_GAS] (NO_DBX_BNSYM_ENSYM): Redefine.
17199         (STACK_CHECK_STATIC_BUILTIN): Define.
17200         * config/sol2.opt (compat-bsd): Remove.
17201         * config/sol2-10.h (TARGET_C99_FUNCTIONS): Remove undef.
17202         * config/sol2-bi.h: New file.
17203         * config/sol2-gld.h: Remove.
17204         * config/i386/sol2.h (TLS_COMMON_ASM_OP): Only define if !USE_GAS.
17205         (NO_DBX_BNSYM_ENSYM): Remove.
17206         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
17207         (STACK_CHECK_STATIC_BUILTIN): Remove.
17208         Test USE_GLD instead of TARGET_GNU_LD.
17209         * config/i386/sol2-10.h: Rename to ...
17210         * config/i386/sol2-bi.h .. this.
17211         (SUBTARGET_EXTRA_SPECS): Redefine.
17212         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Remove.
17213         (MULTILIB_DEFAULTS): Remove.
17214         (DEFAULT_ARCH32_P): Define.
17215         (LINK_ARCH64_SPEC_BASE, LINK_ARCH64_SPEC): Remove.
17216         (ARCH64_SUBDIR): Define.
17217         Test USE_GLD instead of TARGET_GNU_LD.
17218         (I386_EMULATION): Rename to ...
17219         (ARCH32_EMULATION): ... this.
17220         (X86_64_EMULATION): Rename to ...
17221         (ARCH64_EMULATION): ... this.
17222         (TARGET_LD_EMULATION): Remove.
17223         (LINK_ARCH_SPEC): Remove.
17224         * config/i386/sol2-gas.h: Remove.
17225         * config/i386/t-sol2-10: Rename to ...
17226         * config/i386/t-sol2-64: ... this.
17227         * config/sparc/sol2.h (SPARC_DEFAULT_CMODEL): Redefine.
17228         (AS_SPARC64_FLAG): Define.
17229         (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Redefine.
17230         (CPP_CPU64_DEFAULT_SPEC, ASM_CPU32_DEFAULT_SPEC): Redefine
17231         depending on TARGET_CPU_DEFAULT.
17232         (CPP_CPU_SPEC): Redefine.
17233         (ASM_CPU_SPEC): Handle DEFAULT_ARCH32_P.
17234         (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Redefine.
17235         (CPP_ARCH32_SPEC, CPP_ARCH64_SPEC, CPP_ARCH_SPEC): Redefine.
17236         (ASM_ARCH_SPEC, ASM_ARCH32_SPEC, ASM_ARCH64_SPEC,
17237         ASM_ARCH_DEFAULT_SPEC): Redefine.
17238         (SUBTARGET_EXTRA_SPECS): Add LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
17239         LINK_ARCH_DEFAULT_SPEC.
17240         [USE_GLD] (ARCH32_EMULATION, ARCH64_EMULATION): Define.
17241         [USE_GLD] (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Redefine.
17242         (ARCH64_SUBDIR): Define.
17243         (LINK_ARCH64_SPEC): Redefine.
17244         (CC1_SPEC): Redefine.
17245         (OPTION_DEFAULT_SPECS): Redefine.
17246         (MULTILIB_DEFAULTS): Define.
17247         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Redefine.
17248         [USE_GAS && HAVE_AS_TLS] (TARGET_SUN_TLS, TARGET_GNU_TLS): Redefine.
17249         [USE_GLD] (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undef.
17250         (NO_DBX_BNSYM_ENSYM): Remove.
17251         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
17252         (ASM_OUTPUT_ALIGN_WITH_NOP): Only define if !USE_GAS.
17253         (TARGET_ASM_NAMED_SECTION): Likewise.
17254         (STACK_CHECK_STATIC_BUILTIN): Remove.
17255         * config/sparc/sol2-bi.h: Remove.
17256         * config/sparc/sol2-gas-bi.h: Remove.
17257         * config/sparc/sol2-gas.h: Remove.
17258         * config/sparc/sol2-gld-bi.h: Remove.
17259         * config.gcc (i[34567]86-*-solaris2*, sparc*-*-solaris2*): Move
17260         common parts ...
17261         (*-*-solaris2*): ... here.
17262
17263 2011-06-21  Christian Bruel  <christian.bruel@st.com>
17264
17265         PR other/43564
17266         * ipa-inline.c (can_inline_edge_p): Check
17267         !DECL_DISREGARD_INLINE_LIMITS.
17268
17269 2011-06-21  Christian Bruel  <christian.bruel@st.com>
17270
17271         PR middle-end/49139
17272         * cgraphunit.c (process_function_and_variable_attributes): warn when
17273         always_inline functions that are not inline.
17274         * ipa-inline-transform.c (inline_transform): Always call
17275         optimize_inline.
17276         * tree-inline.c (tree_inlinable_function_p): Use error instead
17277         of sorry.
17278         (expand_call_inline): Likewise.
17279
17280 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
17281
17282         * Makefile.in (dg_target_exps): Set.
17283         (check_gcc_parallelize): Parallelize gcc testing into 10 jobs
17284         instead of 7, try to divide it more evenly.
17285
17286 2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>
17287
17288         PR target/49089
17289         * config/i386/i386.c (avx256_split_unaligned_load): New definition.
17290         (avx256_split_unaligned_store): New definition.
17291         (ix86_option_override_internal): Enable avx256 unaligned load/store
17292         splitting only when avx256_split_unaligned_load/store is set.
17293
17294 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
17295
17296         * regrename.c (scan_rtx_reg): Handle the case where we write to an
17297         open chain in a smaller mode without failing the entire block.
17298
17299 2011-06-21  Alan Modra  <amodra@gmail.com>
17300
17301         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
17302         CONST high part large-toc address.
17303         (rs6000_tls_referenced_p): Make static.
17304         * config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.
17305
17306 2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
17307
17308         PR target/49385
17309         * config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
17310         one of the operands is a register.
17311
17312 2011-06-20  Kai Tietz  <ktietz@redhat.com>
17313
17314         * fold-const.c (fold_binary_loc): Add missing folding for truth-not
17315         operations in combination with binary and.
17316
17317 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
17318
17319         * regrename.c (do_replace): Don't update notes.
17320
17321 2011-06-20  Alan Modra  <amodra@gmail.com>
17322
17323         * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
17324         of toc-relative address in CONST.
17325         (rs6000_delegitimize_address): Recognize changed address.
17326         (rs6000_legitimize_reload_address): Likewise.
17327         (rs6000_emit_move): Don't force these constants to memory.
17328         * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
17329         toc-relative address in CONST.
17330         (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
17331         (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
17332
17333 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
17334
17335         * longlong.h (count_leading_zeros): Use long long builtin for x86-64.
17336         (count_trailing_zeros): Likewise.
17337
17338 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
17339
17340         PR other/49325
17341         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
17342         .init_array can be used with .ctors on targets.
17343         * configure: Regenerated.
17344
17345 2011-06-18  Eric Botcazou  <ebotcazou@adacore.com>
17346
17347         * tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
17348         if the element type is volatile.
17349
17350 2011-06-18  Jan Hubicka  <jh@suse.cz>
17351
17352         * lto-symtab.c (lto_varpool_replace_node): Remove code handling
17353         extra name aliases.
17354         (lto_symtab_resolve_can_prevail_p): Likewise.
17355         (lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
17356         * cgraphbuild.c (record_reference): Remove extra body alias code.
17357         (mark_load): Likewise.
17358         (mark_store): Likewise.
17359         * cgraph.h (varpool_node): Remove extra_name filed;
17360         add alias_of and extraname_alias.
17361         (varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
17362         (varpool_alias_aliased_node): New inline function.
17363         (varpool_variable_node): New function.
17364         * cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
17365         * ipa-ref.c (ipa_record_reference): Allow aliases on variables.
17366         * lto-cgraph.c (lto_output_varpool_node): Update streaming.
17367         (input_varpool_node): Likewise.
17368         * lto-streamer-out.c (produce_symtab): Remove extra name aliases.
17369         (varpool_externally_visible_p): Remove extra body alias code.
17370         (function_and_variable_visibility): Likewise.
17371         * tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
17372         (ipa_pta_execute): Use it.
17373         * varpool.c (varpool_remove_node): Remove extra name alias code.
17374         (varpool_mark_needed_node): Likewise.
17375         (varpool_analyze_pending_decls): Analyze aliases.
17376         (assemble_aliases): New functoin.
17377         (varpool_assemble_decl): Use it.
17378         (varpool_create_variable_alias): New function.
17379         (varpool_extra_name_alias): Rewrite.
17380         (varpool_for_node_and_aliases): New function.
17381
17382 2011-06-18  Jakub Jelinek  <jakub@redhat.com>
17383
17384         PR target/49411
17385         * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
17386         last_arg_constant and last argument doesn't match its predicate,
17387         for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
17388         if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
17389         (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
17390         spelling of error message.
17391         * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
17392         vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
17393         const_0_to_255_operand instead of const_int_operand.
17394
17395         Revert:
17396         2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
17397
17398         * config/i386/sse.md (blendbits): Remove mode attribute.
17399         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
17400         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
17401         Check integer value of operand 3 in insn constraint.
17402
17403 2011-06-17  Hans-Peter Nilsson  <hp@axis.com>
17404
17405         PR rtl-optimization/48542
17406         * reload.c (find_equiv_reg): Stop looking when finding a
17407         setjmp-type call.
17408         * reload1.c (reload_as_needed): Invalidate all reload
17409         registers when crossing a setjmp-type call.
17410
17411 2011-06-16  Jeff Law  <law@redhat.com>
17412
17413         * tree-ssa-threadupdate.c (struct redirection_data): New field
17414         intermediate_edge.
17415         (THREAD_TARGET2): Define.
17416         (redirection_data_eq): Also check that the intermediate edge is equal.
17417         (lookup_redirection_data): Drop useless argument.  Extract the
17418         outgoing_edge and intermediate edge from E.  Callers updated.
17419         (copy_phi_args, update_destination_phis): New functions.
17420         (fix_duplicate_block_edges): Likewise.
17421         (create_edge_and_update_destination_phis): Duplicate all the edges
17422         hung off e->aux.  Use copy_phi_args.
17423         (create_duplicates): Use fix_duplicate_block_edges.
17424         (fixup_template_block): Likewise.
17425         (redirect_edges): If necessary, redirect the joiner block's incoming
17426         edge to the duplicate of the joiner block.
17427         (thread_block): Don't muck up loops when threading through a joiner
17428         block.
17429         (thread_through_loop_header): Handle threading through a joiner block.
17430         (mark_threaded_blocks, register_jump_thread): Likewise.
17431         * tree-flow.h (register_jump_thread): Add new argument.  Callers
17432         updated.
17433         * tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
17434         (thread_across_edge): Handle threading through a joiner block.
17435
17436 2011-06-16  Martin Jambor  <mjambor@suse.cz>
17437
17438         PR tree-optimization/49343
17439         * tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
17440         calculate offset, provide 2nd operand for the new COMPONENT_REF.
17441
17442 2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>
17443
17444         * config/darwin-protos.h (machopic_select_rtx_section): Move to
17445         inside RTX_CODE ifdef.
17446
17447 2011-06-16  Tom de Vries  <tom@codesourcery.com>
17448
17449         PR target/45098
17450         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
17451         Disallow NULL pointer for pointer arithmetic.
17452
17453 2011-06-16  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
17454
17455         PR target/49398
17456         Revert.
17457         2011-06-10  Wei Guozhi  <carrot@google.com>
17458
17459         PR target/45335
17460         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
17461         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
17462         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
17463         related peephole2.
17464         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
17465         related peephole2.
17466         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
17467         (arm_legitimate_ldrd_p): New prototype.
17468         (arm_output_ldrd): New prototype.
17469         * config/arm/arm.c (arm_check_ldrd_operands): New function.
17470         (arm_legitimate_ldrd_p): New function.
17471         (arm_output_ldrd): New function.
17472
17473 2011-06-16  Joern Rennecke  <joern.rennecke@embecosm.com>
17474
17475         PR middle-end/46500
17476         * doc/tm.texi.in: Update Copyright date.
17477         * doc/tm.texi: Regenerate.
17478         * targhooks.c (default_setup_incoming_varargs): Replace
17479         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17480         (default_pretend_outgoing_varargs_named): Likewise.
17481         (hook_pass_by_reference_must_pass_in_stack): Likewise.
17482         (hook_callee_copies_named): Likewise.
17483         (default_function_arg_advance): Likewise.
17484         (default_function_arg): Likewise.
17485         (default_function_incoming_arg): Likewise.
17486         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
17487         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
17488         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
17489         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
17490         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
17491         * targhooks.h (default_setup_incoming_varargs): Likewise.
17492         (default_pretend_outgoing_varargs_named): Likewise.
17493         (hook_pass_by_reference_must_pass_in_stack): Likewise.
17494         (hook_callee_copies_named): Likewise.
17495         (default_function_arg_advance): Likewise.
17496         (default_function_arg): Likewise.
17497         (default_function_incoming_arg): Likewise.
17498         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
17499         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
17500         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
17501         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
17502         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
17503         * target.def (pass_by_reference): Likewise.
17504         (setup_incoming_varargs, strict_argument_naming): Likewise.
17505         (pretend_outgoing_varargs_named, callee_copies): Likewise.
17506         (arg_partial_bytes, function_arg_advance, function_arg): Likewise.
17507         (function_incoming_arg): Likewise.
17508         * target.h: Don't include "tm.h" .
17509         (cumulative_args_t): New typedef.
17510         [GCC_TM_H] (get_cumulative_args): New static inline function.
17511         [GCC_TM_H] (pack_cumulative_args): Likewise.
17512         * config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
17513         argument type with cumulative_args_t.
17514         (alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
17515         (alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
17516         * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
17517         (frv_arg_partial_bytes, frv_function_arg): Likewise.
17518         (frv_function_incoming_arg, frv_function_arg_advance): Likewise.
17519         (frv_function_arg_1): Likewise.
17520         * config/s390/s390.c (s390_pass_by_reference): Likewise.
17521         (s390_function_arg_advance, s390_function_arg): Likewise.
17522         * config/m32c/m32c.c (m32c_function_arg): Likewise.
17523         (m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
17524         (m32c_strict_argument_naming): Likewise.
17525         * config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
17526         (spu_function_arg_advance): Likewise.
17527         (spu_setup_incoming_varargs): Likewise.  Make static.
17528         * config/spu/spu-protos.h (spu_setup_incoming_varargs):
17529         Remove prototype.
17530         * config/sparc/sparc.c (sparc_strict_argument_naming): Replace
17531         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17532         (sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
17533         (sparc_function_arg, sparc_function_incoming_arg): Likewise.
17534         (sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
17535         * config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
17536         (mep_pass_by_reference, mep_function_arg): Likewise.
17537         (mep_function_arg_advance): Likewise.
17538         * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
17539         (m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
17540         (m32r_function_arg, m32r_function_arg_advance): Likewise.
17541         * config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
17542         * config/i386/i386.c (ix86_function_arg_advance): Likewise.
17543         (ix86_function_arg, ix86_pass_by_reference): Likewise.
17544         (ix86_setup_incoming_varargs): Likewise.
17545         * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
17546         (sh_strict_argument_naming): Likewise.
17547         (sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
17548         (sh_callee_copies, sh_arg_partial_bytes): Likewise.
17549         (sh_function_arg_advance, sh_function_arg): Likewise.
17550         * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
17551         (pdp11_function_arg_advance): Likewise.
17552         * config/microblaze/microblaze.c (microblaze_function_arg_advance):
17553         Likewise.
17554         (microblaze_function_arg, function_arg_partial_bytes): Likewise.
17555         * config/avr/avr.c (avr_function_arg): Likewise.
17556         (avr_function_arg_advance): Likewise.
17557         * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
17558         (xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
17559         (xtensa_function_arg_1): Likewise.
17560         * config/stormy16/stormy16.c (xstormy16_function_arg_advance):
17561         Likewise.
17562         (xstormy16_function_arg): Likewise.
17563         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
17564         (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
17565         (fr30_function_arg_advance): Likewise.
17566         * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
17567         (lm32_function_arg, lm32_function_arg_advance): Likewise.
17568         * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
17569         (moxie_function_arg, moxie_function_arg_advance): Likewise.
17570         (moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
17571         * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
17572         (cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
17573         (cris_function_arg, cris_function_incoming_arg): Likewise.
17574         (cris_function_arg_advance, cris_function_arg_1): Likewise.
17575         * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
17576         (iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
17577         (iq2000_function_arg, iq2000_function_arg_advance): Likewise.
17578         * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
17579         (mn10300_function_arg, mn10300_function_arg_advance): Likewise.
17580         (mn10300_arg_partial_bytes): Likewise.
17581         * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
17582         (ia64_arg_partial_bytes, ia64_function_arg): Likewise.
17583         (ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
17584         (ia64_function_arg_1): Likewise.
17585         * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
17586         (m68k_function_arg): Likewise.
17587         * config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
17588         (rs6000_function_arg, setup_incoming_varargs): Likewise.
17589         (rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
17590         * config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
17591         (picochip_function_arg, picochip_incoming_function_arg): Likewise.
17592         (picochip_arg_advance): Likewise.
17593         * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
17594         (mcore_arg_partial_bytes, mcore_function_arg): Likewise.
17595         (mcore_function_arg_advance): Likewise.
17596         * config/score/score.c (score_pass_by_reference): Likewise.
17597         (score_function_arg_advance): Likewise.
17598         (score_arg_partial_bytes): Likewise.  Make static.
17599         * config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
17600         * config/arm/arm.c (arm_arg_partial_bytes): Replace
17601         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17602         (arm_function_arg, arm_function_arg_advance): Likewise.
17603         (arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
17604         * config/pa/pa.c (pa_pass_by_reference): Likewise.
17605         (pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
17606         (pa_function_arg): Likewise.
17607         * config/mips/mips.c (mips_strict_argument_naming): Likewise.
17608         (mips_function_arg, mips_function_arg_advance): Likewise.
17609         (mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
17610         (mips_callee_copies, mips_setup_incoming_varargs): Likewise.
17611         * config/vax/vax.c (vax_function_arg): Likewise.
17612         (vax_function_arg_advance): Likewise.
17613         * config/h8300/h8300.c (h8300_function_arg): Likewise.
17614         (h8300_function_arg_advance): Likewise.
17615         * config/v850/v850.c (v850_pass_by_reference): Likewise.
17616         (v850_strict_argument_naming, v850_function_arg): Likewise.
17617         (v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
17618         (v850_setup_incoming_varargs): Likewise.
17619         * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
17620         (mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
17621         (mmix_function_arg, mmix_pass_by_reference): Likewise.
17622         (mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
17623         with const void *.
17624         * config/bfin/bfin.c (setup_incoming_varargs): Replace
17625         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17626         (bfin_function_arg_advance, bfin_function_arg): Likewise.
17627         (bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
17628         * calls.c (emit_call_1): Change type of args_so_far to
17629         cumulative_args_t.  Changed all callers.
17630         (initialize_argument_information): Likewise.
17631         (expand_call, emit_library_call_value_1): Use pack_cumulative_args.
17632         * dse.c (get_call_args): Likewise.
17633         * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17634         * function.c (pass_by_reference, reference_callee_copied): Likewise.
17635         (struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
17636         New member args_so_far_v.  Changed all users.
17637         * var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
17638         * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
17639         * config/mips/mips.c (mips_output_args_xfer): Likewise.
17640         * config/s390/s390.c (s390_call_saved_register_used): Likewise.
17641         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17642         * config/microblaze/microblaze.c (microblaze_expand_prologue):
17643         Likewise.
17644         * config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
17645         m32r_pass_by_reference.
17646
17647 2011-06-16  Ira Rosen  <ira.rosen@linaro.org>
17648
17649         * tree-vectorizer.h (vect_recog_func_ptr): Change the first
17650         argument to be a VEC of statements.
17651         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove the
17652         assert that pattern statements have to have their vector type set.
17653         * tree-vect-patterns.c (vect_recog_widen_sum_pattern):
17654         Change the first argument to be a VEC of statements.  Update
17655         documentation.
17656         (vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
17657         (vect_handle_widen_mult_by_const): New function.
17658         (vect_recog_widen_mult_pattern):  Change the first argument to be a
17659         VEC of statements.  Update documentation.  Check that the constant is
17660         INTEGER_CST.  Support multiplication by a constant that fits an
17661         intermediate type - call vect_handle_widen_mult_by_const.
17662         (vect_pattern_recog_1): Update vect_recog_func_ptr and its
17663         call.  Handle additional pattern statements if necessary.
17664
17665 2011-06-16  Nick Clifton  <nickc@redhat.com>
17666
17667         PR target/49427
17668         * config.gcc: Set cpu_type to v850 for any V850 architecture.
17669         (v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
17670         md_file, extra_modes, out_file and extra_options are these are all
17671         deduced from cpu_type.
17672
17673 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
17674
17675         * config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
17676         truncation mask to 63.
17677
17678 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
17679
17680         PR target/49313
17681         PR target/29524
17682         * longlong.h: Add AVR support:
17683         (count_leading_zeros): New macro.
17684         (count_trailing_zeros): New macro.
17685         (COUNT_LEADING_ZEROS_0): New macro.
17686         * config/avr/t-avr (LIB1ASMFUNCS): Add _ffssi2, _ffshi2, _loop_ffsqi2,
17687         _ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2, _paritydi2, _paritysi2,
17688         _parityhi2, _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
17689         _bswapsi2, _bswapdi2, _ashldi3, _ashrdi3, _lshrdi3.
17690         (LIB2FUNCS_EXCLUDE): Add _clz.
17691         * config/avr/libgcc.S (XCALL): Move up in file.
17692         (XJMP): New C Macro.
17693         (DEFUN): New asm macro.
17694         (ENDF): New asm macro.
17695         (__ffssi2): New function.
17696         (__ffshi2): New function.
17697         (__loop_ffsqi2): New function.
17698         (__ctzsi2): New function.
17699         (__ctzhi2): New function.
17700         (__clzdi2): New function.
17701         (__clzsi2): New function.
17702         (__clzhi2): New function.
17703         (__paritydi2): New function.
17704         (__paritysi2): New function.
17705         (__parityhi2): New function.
17706         (__parityqi2): New function.
17707         (__popcounthi2): New function.
17708         (__popcountsi2): New function.
17709         (__popcountdi2): New function.
17710         (__popcountqi2): New function.
17711         (__bswapsi2): New function.
17712         (__bswapdi2): New function.
17713         (__ashldi3): New function.
17714         (__ashrdi3): New function.
17715         (__lshrdi3): New function.
17716         Fix suspicous lines.
17717
17718 2011-06-16  Richard Guenther  <rguenther@suse.de>
17719
17720         * gimple.c (canonicalize_cond_expr_cond): (bool)x is not
17721         the same as x != 0.
17722         * fold-const.c (fold_binary_loc): Do not fold X & 1 != 0
17723         to (bool) X & 1.
17724         * ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
17725         equality compares against zero for the lower bit.
17726
17727 2011-06-16  Jakub Jelinek  <jakub@redhat.com>
17728
17729         PR tree-optimization/49419
17730         * tree-vrp.c (execute_vrp): Call init_range_assertions
17731         before estimate_numbers_of_iterations, call
17732         free_number_of_iterations_estimates before calling
17733         remove_range_assertions.
17734
17735 2011-06-16  Revital Eres  <revital.eres@linaro.org>
17736
17737         * modulo-sched.c (struct ps_insn): Remove row_rest_count field.
17738         (struct partial_schedule): Add rows_length field.
17739         (verify_partial_schedule): Check rows_length.
17740         (ps_insert_empty_row): Handle rows_length.
17741         (create_partial_schedule): Likewise.
17742         (free_partial_schedule): Likewise.
17743         (reset_partial_schedule): Likewise.
17744         (create_ps_insn): Remove rest_count argument.
17745         (remove_node_from_ps): Update rows_length.
17746         (add_node_to_ps): Update rows_length and call create_ps_insn
17747         without passing row_rest_count.
17748         (rotate_partial_schedule): Update rows_length.
17749
17750 2011-06-16  Revital Eres  <revital.eres@linaro.org>
17751
17752         * ddg.c (add_intra_loop_mem_dep): New function.
17753         (build_intra_loop_deps): Call it.
17754
17755 2011-06-13  Jeff Law  <law@redhat.com>
17756
17757         * df-problems.c (df_lr_local_compute): Manually CSE
17758         PIC_OFFSET_TABLE_REGNUM.
17759         * df-scan.c (df_get_regular_block_artificial_uses): Likewise.
17760         (df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.
17761
17762 2011-06-13  Jan Hubicka  <jh@suse.cz>
17763
17764         * cgraphunit.c (handle_alias_pairs): New function.
17765         (cgraph_finalize_compilation_unit): Use it.
17766         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
17767         as externally visible.
17768
17769 2011-06-15  Richard Guenther  <rguenther@suse.de>
17770
17771         * expr.c (expand_expr_real_2): Reduce all integral types to
17772         bitfield precision.
17773         (expand_expr_real_1): Likewise.
17774
17775 2011-06-15  Martin Jambor  <mjambor@suse.cz>
17776
17777         PR tree-optimization/48613
17778         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
17779         ipa_node_params_vector is NULL.
17780
17781 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
17782
17783         PR debug/49382
17784         * dwarf2out.c (dw_loc_list_node): Add force field.
17785         (add_var_loc_to_decl): For PARM_DECL, attempt to keep the incoming
17786         location in the list, even if it is modified before first real insn.
17787         (output_loc_list): Emit empty ranges with force flag set.
17788         (dw_loc_list): If first range of a PARM_DECL is empty, set force flag.
17789
17790 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
17791
17792         PR target/49349
17793         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
17794         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
17795         above a fence.  Update comments.
17796         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
17797         placed just above it.  Do not allow NULL place_to_insert.
17798
17799 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
17800
17801         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
17802         (slpeel_tree_peel_loop_to_edge): Don't call
17803         remove_dead_stmts_from_loop.
17804         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
17805         remove irrelevant pattern statements.  For irrelevant statements
17806         check if it is the last statement of a detected pattern, use
17807         corresponding pattern statement instead.
17808         (destroy_loop_vec_info): No need to remove pattern statements,
17809         only free stmt_vec_info.
17810         (vect_transform_loop): For irrelevant statements check if it is
17811         the last statement of a detected pattern, use corresponding
17812         pattern statement instead.
17813         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
17814         pattern statements.  Set basic block for the new statement.
17815         (vect_pattern_recog): Update documentation.
17816         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
17817         operands of pattern statements.
17818         (vectorizable_call): Fix printing.  In case of a pattern statement
17819         use the lhs of the original statement when creating a dummy
17820         statement to replace the original call.
17821         (vect_analyze_stmt): For irrelevant statements check if it is
17822         the last statement of a detected pattern, use corresponding
17823         pattern statement instead.
17824         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
17825         statements use gsi of the original statement.
17826
17827 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
17828
17829         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
17830         common/common-target-def.h.
17831         * target.def (default_target_flags, handle_option,
17832         supports_split_stack, optimization_table, init_struct,
17833         except_unwind_info, unwind_tables_default, have_named_sections):
17834         Move to common/common-target.def.
17835         * target.h (enum opt_levels, struct default_options): Move to
17836         common/common-target.h.
17837         * targhooks.c (default_except_unwind_info,
17838         dwarf2_except_unwind_info, sjlj_except_unwind_info,
17839         default_target_handle_option, empty_optimization_table): Move to
17840         common/common-targhooks.c.
17841         * targhooks.h (default_except_unwind_info,
17842         dwarf2_except_unwind_info, sjlj_except_unwind_info,
17843         default_target_handle_option, empty_optimization_table): Move to
17844         common/common-targhooks.h.
17845         * common/common-target-def.h: Include common/common-targhooks.h.
17846         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
17847         defined.
17848         * common/common-target.def (handle_option, option_init_struct,
17849         option_optimization_table, default_target_flags,
17850         except_unwind_info, supports_split_stack, unwind_tables_default,
17851         have_named_sections): Move from target.def.
17852         (HOOK_PREFIX): Undefine at end of file.
17853         * common/common-target.h: Include input.h.
17854         (enum opt_levels, struct default_options): Move from target.h.
17855         * common/common-targhooks.c, common/common-targhooks.h: New.
17856         * config.gcc (target_has_targetm_common): Default to yes.
17857         (moxie*): Set target_has_targetm_common=no.
17858         (hppa*-*-*): Don't set target_has_targetm_common=yes.
17859         * doc/tm.texi: Regenerate.
17860         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
17861         (C_TARGET_DEF_H): Add common/common-targhooks.h.
17862         (GCC_OBJS): Remove vec.o.
17863         (OBJS): Remove hooks.o and vec.o.
17864         (OBJS-libcommon-target): Add vec.o, hooks.o and
17865         common/common-targhooks.o.
17866         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
17867         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
17868         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
17869         cfglayout.o, $(out_object_file), $(common_out_object_file)):
17870         Update dependencies.
17871         (common/common-targhooks.o): New.
17872         * common/config/default-common.c: Include tm.h.  Add FIXME comment.
17873         * common/config/pa/pa-common.c: Include more headers.  Take
17874         copyright dates from pa.c.
17875         (pa_option_optimization_table, pa_handle_option,
17876         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
17877         TARGET_HANDLE_OPTION): Move from pa.c.
17878         * common/config/alpha/alpha-common.c,
17879         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
17880         common/config/bfin/bfin-common.c,
17881         common/config/cris/cris-common.c,
17882         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
17883         common/config/h8300/h8300-common.c,
17884         common/config/i386/i386-common.c,
17885         common/config/ia64/ia64-common.c,
17886         common/config/iq2000/iq2000-common.c,
17887         common/config/lm32/lm32-common.c,
17888         common/config/m32c/m32c-common.c,
17889         common/config/m32r/m32r-common.c,
17890         common/config/m68k/m68k-common.c,
17891         common/config/mcore/mcore-common.c,
17892         common/config/mep/mep-common.c,
17893         common/config/microblaze/microblaze-common.c,
17894         common/config/mips/mips-common.c,
17895         common/config/mmix/mmix-common.c,
17896         common/config/mn10300/mn10300-common.c,
17897         common/config/pdp11/pdp11-common.c,
17898         common/config/picochip/picochip-common.c,
17899         common/config/rs6000/rs6000-common.c,
17900         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
17901         common/config/score/score-common.c, common/config/sh/sh-common.c,
17902         common/config/sparc/sparc-common.c,
17903         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
17904         common/config/vax/vax-common.c,
17905         common/config/xstormy16/xstormy16-common.c,
17906         common/config/xtensa/xtensa-common.c: New.
17907         * config/alpha/alpha.c: Include common/common-target.h.
17908         (alpha_option_optimization_table, alpha_handle_option,
17909         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17910         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
17911         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
17912         * config/arm/arm.c (arm_option_optimization_table,
17913         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17914         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
17915         arm-common.c.
17916         * config/avr/avr.c (avr_option_optimization_table,
17917         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17918         to avr-common.c.
17919         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
17920         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
17921         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
17922         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
17923         * config/cris/cris.c (cris_option_optimization_table,
17924         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17925         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
17926         cris-common.c.
17927         * config/fr30/fr30.c (fr30_option_optimization_table,
17928         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
17929         to fr30-common.c.
17930         * config/frv/frv.c (frv_option_optimization_table,
17931         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
17932         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
17933         * config/h8300/h8300.c (h8300_option_optimization_table,
17934         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17935         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
17936         * config/i386/i386-protos.h (ix86_handle_option): Declare.
17937         * config/i386/i386.c: Include common/common-target.h.
17938         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
17939         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
17940         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
17941         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
17942         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
17943         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
17944         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
17945         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
17946         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
17947         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
17948         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
17949         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
17950         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
17951         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
17952         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
17953         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
17954         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
17955         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
17956         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
17957         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
17958         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
17959         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
17960         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
17961         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
17962         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
17963         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
17964         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
17965         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
17966         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
17967         ix86_option_optimization_table, ix86_option_init_struct,
17968         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
17969         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17970         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
17971         i386-common.c.
17972         * config/i386/t-i386 (i386.o): Update dependencies.
17973         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
17974         * config/ia64/ia64.c (ia64_option_optimization_table,
17975         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17976         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17977         ia64_handle_option): Move to ia64-common.c.
17978         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
17979         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
17980         * config/lm32/lm32.c (lm32_option_optimization_table,
17981         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17982         to lm32-common.c.
17983         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
17984         m32c-common.c.
17985         * config/m32r/m32r.c (m32r_option_optimization_table,
17986         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17987         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17988         m32r_handle_option): Move to m32r-common.c.
17989         (m32r_memory_move_cost): Remove comment referring to
17990         TARGET_HANDLE_OPTION.
17991         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
17992         Move to m68k-common.c.
17993         * config/mcore/mcore.c (mcore_option_optimization_table,
17994         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17995         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
17996         * config/mep/mep.c (mep_option_optimization_table,
17997         mep_handle_option, TARGET_HANDLE_OPTION,
17998         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
17999         Move to mep-common.c.
18000         * config/microblaze/microblaze.c
18001         (microblaze_option_optimization_table,
18002         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
18003         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
18004         * config/mips/mips.c (mips_handle_option,
18005         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
18006         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
18007         mips-common.c.
18008         * config/mmix/mmix.c (mmix_option_optimization_table,
18009         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
18010         Move to mmix-common.c.
18011         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
18012         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
18013         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
18014         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
18015         * config/pa/pa.c: Include common/common-target.h.
18016         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
18017         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
18018         pa_handle_option): Move to pa-common.c.
18019         (pa_option_override): Use targetm_common.except_unwind_info.
18020         (pa_asm_output_mi_thunk, pa_function_section): Use
18021         targetm_common.have_named_sections.
18022         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
18023         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
18024         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
18025         pdp11_handle_option, pdp11_option_init_struct): Move to
18026         pdp11-common.c.
18027         * config/picochip/picochip.c (picochip_option_optimization_table,
18028         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
18029         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
18030         * config/rs6000/rs6000.c: Include common/common-target.h.
18031         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
18032         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
18033         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
18034         rs6000_handle_option): Move to rs6000-common.c.
18035         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
18036         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
18037         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
18038         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
18039         * config/s390/s390.c (processor_flags_table,
18040         s390_option_optimization_table, s390_option_init_struct,
18041         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
18042         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
18043         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
18044         * config/s390/s390.h (processor_flags_table): Declare.
18045         * config/score/score.c (score_option_optimization_table,
18046         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
18047         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
18048         score_handle_option): Move to score-common.c.
18049         * config/sh/sh.c (sh_option_optimization_table,
18050         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
18051         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
18052         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
18053         * config/sparc/sparc.c: Include common/common-target.h.
18054         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
18055         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
18056         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
18057         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
18058         spu_option_init_struct): Move to spu-common.c.
18059         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
18060         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
18061         * config/v850/v850.c (small_memory_physical_max,
18062         v850_handle_memory_optionn v850_handle_option,
18063         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
18064         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
18065         v850-common.c.
18066         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to vax-common.c.
18067         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
18068         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
18069         Move to xtensa-common.c.
18070         * cfglayout.c: Include common/common-target.h.
18071         (fixup_reorder_chain): Use targetm_common.have_named_sections.
18072         * cfgrtl.c: Include common/common-target.h.
18073         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
18074         targetm_common.have_named_sections.
18075         * dbxout.c: Include common/common-target.h.
18076         (dbxout_function_end): Use targetm_common.have_named_sections.
18077         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
18078         targetm_common.except_unwind_info.
18079         * dwarf2out.c: Include common/common-target.h.
18080         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
18081         dwarf2out_begin_prologue, dwarf2out_frame_init,
18082         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
18083         targetm_common.except_unwind_info.
18084         * except.c: Include common/common-target.h.
18085         (init_eh, finish_eh_generation,
18086         output_one_function_exception_table): Use
18087         targetm_common.except_unwind_info.
18088         (switch_to_exception_section): Use targetm_common.have_named_sections.
18089         * explow.c: Include common/common-target.h.
18090         * expr.c: Include common/common-target.h.
18091         (build_personality_function): Use targetm_common.except_unwind_info.
18092         * function.c: Include common/common-target.h.
18093         (expand_function_end): Use targetm_common.except_unwind_info.
18094         * haifa-sched.c: Include common/common-target.h.
18095         (sched_create_recovery_edges): Use targetm_common.have_named_sections.
18096         * lto-opts.c: Include common/common-target.h instead of target.h.
18097         (lto_reissue_options): Use targetm_common.handle_option.
18098         * opts.c: Include common/common-target.h.
18099         (target_handle_option): Use targetm_common.handle_option.
18100         (init_options_struct): Update comment referring to
18101         targetm.target_option.optimization.  Use
18102         targetm_common.default_target_flags,
18103         targetm_common.unwind_tables_default and
18104         targetm_common.option_init_struct.
18105         (default_options_optimization): Use
18106         targetm_common.option_optimization_table.
18107         (finish_options): Use targetm_common.except_unwind_info,
18108         targetm_common.unwind_tables_default,
18109         targetm_common.have_named_sections and
18110         targetm_common.supports_split_stack.
18111         * toplev.c: Include common/common-target.h.
18112         (process_options): Use targetm_common.have_named_sections.
18113         * tree-tailcall.c: Include common/common-target.h.
18114         (suitable_for_tail_call_opt_p): Use targetm_common.except_unwind_info.
18115         * tree.c: Include common/common-target.h.
18116         (build_common_builtin_nodes): Use targetm_common.except_unwind_info.
18117         * varasm.c: Include common/common-target.h.
18118         (resolve_unique_section, hot_function_section,
18119         default_function_section): Use targetm_common.have_named_sections.
18120
18121 2011-06-14  Easwaran Raman  <eraman@google.com>
18122
18123         PR rtl-optimization/44194
18124         * dse.c: Include tree-flow.h
18125         (insn_info): Add new field non_frame_wild_read.
18126         (group_info): Add new fields escaped_n and escaped_p.
18127         (kill_on_calls): New variable.
18128         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
18129         (dse_step0): Initialize kill_on_calls.
18130         (can_escape): New function.
18131         (set_usage_bits): Add additional parameter; record information
18132         about escaped locations.
18133         (record_store): Pass EXPR corresponding to MEM to set_usage_bits.
18134         (dse_step2_nospill): Set kill_on_calls based on
18135         group->escaped_n and group->escaped_n.
18136         (add_wild_read): Refactor into...
18137         (reset_active_stores): ... New function, and
18138         (free_read_records): ... New function.
18139         (add_non_frame_wild_read): New function.
18140         (scan_insn): Call add_non_frame_wild_read on non-const calls.
18141         (scan_reads_nospill): Handle instructions with non_frame_wild_read.
18142         (dse_step5_nospill): Call scan_reads_nospill for instructions
18143         marked as non_frame_wild_read.
18144         (dse_step7): Free escaped_n, escaped_p and kill_on_calls bitmaps.
18145
18146 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
18147
18148         * common/common-target-def.h, common/common-target.def,
18149         common/common-target.h, common/config/default-common.c,
18150         common/config/pa/pa-common.c: New files.
18151         * Makefile.in (common_out_file, common_out_object_file,
18152         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
18153         (OBJS-libcommon-target): Include $(common_out_object_file).
18154         (prefix.o): Update dependencies.
18155         ($(common_out_object_file), common/common-target-hooks-def.h,
18156         s-common-target-hooks-def-h): New.
18157         (s-tm-texi): Also check timestamp on common-target.def.
18158         (build/genhooks.o): Update dependencies.
18159         * config.gcc (common_out_file, target_has_targetm_common): Define.
18160         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
18161         TARGET_ALWAYS_STRIP_DOTDOT.
18162         * configure.ac (common_out_object_file): Define.
18163         (common_out_file, common_out_object_file): Substitute.
18164         (common): Create directory.
18165         * configure: Regenerate.
18166         * doc/tm.texi.in (targetm_common): Document.
18167         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
18168         * doc/tm.texi: Regenerate.
18169         * genhooks.c (hook_array): Also include common/common-target.def.
18170         * prefix.c (tm.h): Don't include.
18171         (common/common-target.h): Include.
18172         (ALWAYS_STRIP_DOTDOT): Don't define.
18173         (update_path): Use targetm_common.always_strip_dotdot instead of
18174         ALWAYS_STRIP_DOTDOT.
18175         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
18176
18177 2011-06-14  David Li  <davidxl@google.com>
18178
18179         * passes.c (execute_function_todo): Remove TODO_dump_func.
18180         (execute_one_pass): Remove TODO_dump_func.
18181         (execute_function_dump): New function.
18182         * tree-vrp.c: Remove TODO_dump_func.
18183         * regrename.c: Remove TODO_dump_func.
18184         * fwprop.c: Remove TODO_dump_func.
18185         * tree-into-ssa.c: Remove TODO_dump_func.
18186         * tree-complex.c: Remove TODO_dump_func.
18187         * tracer.c: Remove TODO_dump_func.
18188         * tree-loop-distribution.c: Remove TODO_dump_func.
18189         * postreload-gcse.c: Remove TODO_dump_func.
18190         * postreload.c: Remove TODO_dump_func.
18191         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
18192         * tree-tailcall.c: Remove TODO_dump_func.
18193         * ipa-cp.c: Remove TODO_dump_func.
18194         * final.c: Remove TODO_dump_func.
18195         * tree-emutls.c: Remove TODO_dump_func.
18196         * omp-low.c: Remove TODO_dump_func.
18197         * tree-ssa-dse.c: Remove TODO_dump_func.
18198         * tree-ssa-uncprop.c: Remove TODO_dump_func.
18199         * auto-inc-dec.c: Remove TODO_dump_func.
18200         * reorg.c: Remove TODO_dump_func.
18201         * tree-ssa-copyrename.c: Remove TODO_dump_func.
18202         * tree-ssa-ccp.c: Remove TODO_dump_func.
18203         * compare-elim.c: Remove TODO_dump_func.
18204         * mode-switching.c: Remove TODO_dump_func.
18205         * modulo-sched.c: Remove TODO_dump_func.
18206         * tree-call-cdce.c: Remove TODO_dump_func.
18207         * cse.c: Remove TODO_dump_func.
18208         * web.c: Remove TODO_dump_func.
18209         * tree-stdarg.c: Remove TODO_dump_func.
18210         * lto-streamer-out.c: Remove TODO_dump_func.
18211         * tree-ssa-math-opts.c: Remove TODO_dump_func.
18212         * tree-ssa-dom.c: Remove TODO_dump_func.
18213         * tree-nrv.c: Remove TODO_dump_func.
18214         * loop-init.c: Remove TODO_dump_func.
18215         * gimple-low.c: Remove TODO_dump_func.
18216         * ipa-inline.c: Remove TODO_dump_func.
18217         * tree-ssa-sink.c: Remove TODO_dump_func.
18218         * jump.c: Remove TODO_dump_func.
18219         * ifcvt.c: Remove TODO_dump_func.
18220         * tree-ssa-loop.c: Remove TODO_dump_func.
18221         * recog.c: Remove TODO_dump_func.
18222         * dse.c: Remove TODO_dump_func.
18223         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
18224         * matrix-reorg.c: Remove TODO_dump_func.
18225         * tree-eh.c: Remove TODO_dump_func.
18226         * regmove.c: Remove TODO_dump_func.
18227         * function.c: Remove TODO_dump_func.
18228         * tree-vectorizer.c: Remove TODO_dump_func.
18229         * ipa-split.c: Remove TODO_dump_func.
18230         * gcse.c: Remove TODO_dump_func.
18231         * tree-if-conv.c: Remove TODO_dump_func.
18232         * init-regs.c: Remove TODO_dump_func.
18233         * tree-ssa-phiopt.c: Remove TODO_dump_func.
18234         * implicit-zee.c: Remove TODO_dump_func.
18235         * lower-subreg.c: Remove TODO_dump_func.
18236         * bt-load.c: Remove TODO_dump_func.
18237         * tree-dfa.c: Remove TODO_dump_func.
18238         * except.c: Remove TODO_dump_func.
18239         * emit-rtl.c: Remove TODO_dump_func.
18240         * store-motion.c: Remove TODO_dump_func.
18241         * cfgexpand.c: Remove TODO_dump_func.
18242         * tree-cfgcleanup.c: Remove TODO_dump_func.
18243         * cfgcleanup.c: Remove TODO_dump_func.
18244         * tree-ssa-pre.c: Remove TODO_dump_func.
18245         * tree-sra.c: Remove TODO_dump_func.
18246         * tree-mudflap.c: Remove TODO_dump_func.
18247         * tree-ssa-copy.c: Remove TODO_dump_func.
18248         * cfglayout.c: Remove TODO_dump_func.
18249         * tree-ssa-forwprop.c: Remove TODO_dump_func.
18250         * tree-ssa-dce.c: Remove TODO_dump_func.
18251         * ira.c: Remove TODO_dump_func.
18252         * tree-ssa.c: Remove TODO_dump_func.
18253         * integrate.c: Remove TODO_dump_func.
18254         * tree-optimize.c: Remove TODO_dump_func.
18255         * tree-ssa-phiprop.c: Remove TODO_dump_func.
18256         * tree-object-size.c: Remove TODO_dump_func.
18257         * combine.c: Remove TODO_dump_func.
18258         * bb-reorder.c: Remove TODO_dump_func.
18259         * cprop.c: Remove TODO_dump_func.
18260         * var-tracking.c: Remove TODO_dump_func.
18261         * tree-profile.c: Remove TODO_dump_func.
18262         * tree-vect-generic.c: Remove TODO_dump_func.
18263         * reg-stack.c: Remove TODO_dump_func.
18264         * sched-rgn.c: Remove TODO_dump_func.
18265         * tree-ssa-structalias.c: Remove TODO_dump_func.
18266         * tree-switch-conversion.c: Remove TODO_dump_func.
18267         * tree-cfg.c: Remove TODO_dump_func.
18268         * tree-ssa-reassoc.c: Remove TODO_dump_func.
18269         * combine-stack-adj.c: Remove TODO_dump_func.
18270         * dce.c: Remove TODO_dump_func.
18271         * tree-ssanames.c: Remove TODO_dump_func.
18272         * regcprop.c: Remove TODO_dump_func.
18273
18274 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
18275
18276         PR middle-end/47364
18277         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
18278         and properly handle result not in Pmode.
18279
18280 2011-06-14  Robert Millan  <rmh@gnu.org>
18281
18282         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
18283         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
18284         `config/linux.h'.
18285
18286         * config/i386/kfreebsd-gnu64.h: New file.
18287         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
18288         with `i386/kfreebsd-gnu64.h'.
18289
18290         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
18291         (GNU_USER_LINK_EMULATION64): New macros.
18292         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
18293         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
18294         of hardcoding `elf_i386' and `elf_x86_64'.
18295
18296 2011-06-14  Nick Clifton  <nickc@redhat.com>
18297
18298         PR target/49403
18299         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
18300
18301         PR target/49402
18302         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
18303
18304 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
18305
18306         PR fortran/49103
18307         * tree.h (DECL_NONSHAREABLE): Define.
18308         (struct tree_decl_common): Change decl_common_unused to
18309         decl_nonshareable_flag.
18310         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
18311         Ignore vars with DECL_NONSHAREABLE bit set.
18312         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
18313         on stores to automatic aggregate vars.
18314
18315         PR rtl-optimization/49390
18316         Revert:
18317         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
18318
18319         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
18320         MEM_ALIAS_SET.
18321
18322 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
18323             Tom de Vries  <tom@codesourcery.com>
18324
18325         PR target/45098
18326         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
18327         Document changed semantics.
18328         (max_stmt_executions, max_stmt_executions_int): Declare.
18329         * tree-data-ref.c (estimated_loop_iterations)
18330         (estimated_loop_iterations_int): Move functions...
18331         * tree-ssa-loop-niter.c (estimated_loop_iterations)
18332         (estimated_loop_iterations_int): here.
18333         (record_estimate): Change nb_iterations_upper_bound and
18334         nb_iterations_estimate semantics.
18335         (max_stmt_executions, max_stmt_executions_int): New function.
18336         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
18337         (max_stmt_executions_tree): this.
18338         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
18339         estimated_loop_iterations_tree.
18340         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
18341         max_stmt_executions_int instead of estimated_loop_iterations_int.
18342         * predict.c (predict_loops): Idem.
18343         * tree-parloops.c (parallelize_loops): Idem.
18344         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
18345         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
18346         (init_omega_for_ddr_1): Idem.
18347         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
18348         (loop_prefetch_arrays): Idem
18349         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
18350         max_stmt_executions instead of estimated_loop_iterations.
18351         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
18352         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
18353         instead of nb_iterations_upper_bound.
18354
18355 2011-06-13  Jan Hubicka  <jh@suse.cz>
18356
18357         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
18358
18359 2011-06-14  Richard Henderson  <rth@redhat.com>
18360
18361         PR debug/48459
18362         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
18363         (based_loc_descr): Assert it's true.
18364         (compute_frame_pointer_to_fb_displacement): Set it, rather than
18365         aborting immediately.
18366
18367 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
18368             Mingfeng Wu  <mingfeng@faraday-tech.com>
18369
18370         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
18371
18372 2011-06-13  Jan Hubicka  <jh@suse.cz>
18373
18374         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
18375
18376 2011-06-13  Jan Hubicka  <jh@suse.cz>
18377
18378         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
18379         similarly to DECL_COMDAT.
18380         * cgraphunit.c (cgraph_analyze_function): Likewise.
18381         * ipa.c (function_and_variable_visibility): Likewise.
18382
18383 2011-06-13  Jan Hubicka  <jh@suse.cz>
18384
18385         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
18386         BINFO_VIRTUALS when streaming for ltrans unit.
18387
18388 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
18389
18390         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
18391         (movdi_internal64): Same.
18392
18393 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
18394
18395         PR target/44618
18396         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
18397         a set of similar patterns, where the MATCH_OPERAND for the function
18398         argument is replaced with individual references to hardware registers.
18399         (save_fpregs_<mode>): Ditto
18400         (restore_gpregs_<mode>): Ditto
18401         (return_and_restore_gpregs_<mode>): Ditto
18402         (return_and_restore_fpregs_<mode>): Ditto
18403         (return_and_restore_fpregs_aix_<mode>): Ditto
18404
18405 2011-06-13  Jan Hubicka  <jh@suse.cz>
18406
18407         * ipa-utils.c (postorder_stack): New structure.
18408         (ipa_reverse_postorder): Handle aliases.
18409
18410 2011-06-13  Jan Hubicka  <jh@suse.cz>
18411
18412         * ipa-inline.c (reset_edge_caches): Walk aliases.
18413         (update_caller_keys): Do not test inlinability of aliases.
18414         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
18415         (do_estimate_growth): Fix typo.
18416
18417 2011-06-13  Jan Hubicka  <jh@suse.cz>
18418
18419         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
18420         (can_remove_node_now_p): ... here; handle same comdat groups.
18421         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
18422         (inline_call): Update use of can_remove_node_now_p.
18423
18424 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
18425
18426         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
18427         condition to disallow non-identical memory locations.
18428         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
18429         preference to bit manipulation instructions.
18430
18431 2011-06-13  Jan Hubicka  <jh@suse.cz>
18432
18433         * cgraph.c (cgraph_for_node_thunks_and_aliases,
18434         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
18435         (nonremovable_p): New function.
18436         (cgraph_can_remove_if_no_direct_calls_p): New function.
18437         (used_from_object_file_p): New functoin.
18438         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
18439         references from aliases.
18440         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
18441         * ipa-inline.c (check_caller_edge): New function.
18442         (want_inline_function_called_once_p): Use it; accept aliases called
18443         once, too.
18444         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
18445
18446 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18447
18448         PR target/48454
18449         * config/arm/neon.md (vec_pack_trunc): Set the lengths
18450         correctly for the case with Quad vectors.
18451
18452 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
18453            Ira Rosen  <ira.rosen@linaro.org>
18454
18455         PR tree-optimization/49352
18456         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
18457         all, make sure loop_use_stmt after the loop is a def stmt of a used
18458         SSA_NAME that is the only one defined inside of the loop.  Don't
18459         check for COND_EXPR and GIMPLE_BINARY_RHS.
18460         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
18461         check_reduction is true.
18462
18463 2011-06-11  Jan Hubicka  <jh@suse.cz>
18464
18465         PR middle-end/49373
18466         * ipa.c (cgraph_externally_visible_p): Check resolution info.
18467
18468 2011-06-11  Jan Hubicka  <jh@suse.cz>
18469
18470         PR middle-end/48836
18471         * ipa-inline-transform.c: Include tree-pass.h
18472         (inline_transform): Set TODO_update_ssa_only_virtuals.
18473         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
18474
18475 2011-06-11  Jan Hubicka  <jh@suse.cz>
18476
18477         PR middle-end/49378
18478         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
18479         aliases and thunks.
18480
18481 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
18482
18483         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
18484         Take number of iterations to peel into account for equally frequent
18485         misalignment values.
18486
18487 2011-06-11  Jan Hubicka  <jh@suse.cz>
18488
18489         * lto-streamer-out.c (produce_symtab): Stream out the newly
18490         represented aliases.
18491
18492 2011-06-11  Jan Hubicka  <jh@suse.cz>
18493
18494         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting
18495         varying args.
18496         (ipa_update_after_lto_read): Likewise.
18497         (ipa_write_node_info): Do not sream call_with_var_arguments.
18498         (ipa_read_node_info): Likewise.
18499
18500 2011-06-11  Jan Hubicka  <jh@suse.cz>
18501
18502         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
18503
18504 2011-06-11  Jan Hubicka  <jh@suse.cz>
18505
18506         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
18507         (lto_symtab_resolve_can_prevail_p): Likewise.
18508         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
18509         * cgraph.c (same_body_aliases_done): New global var.
18510         (cgraph_same_body_alias_1): Rename to ...
18511         (cgraph_create_function_alias): ... this one; reorg to new
18512         representation.
18513         (cgraph_same_body_alias): Use cgraph_create_function_alias;
18514         record references when asked to.
18515         (cgraph_add_thunk): Fix formating.
18516         (cgraph_get_node): Kill same body alias code.
18517         (cgraph_node_for_asm): Likewise.
18518         (cgraph_remove_same_body_alias): Remove.
18519         (cgraph_remove_node): Kill same body alias code.
18520         (cgraph_mark_address_taken_node): Mark also the aliased function
18521         as having address taken.
18522         (dump_cgraph_node): Dump same body aliases.
18523         (cgraph_for_node_thunks_and_aliases): Update for new alias
18524         representation.
18525         (cgraph_for_node_and_aliases): Likewise.
18526         * cgraph.h (same_body): Kll pointer.
18527         (same_body_alias): Update comment.
18528         (same_body_aliases_done): Declare.
18529         (cgraph_remove_same_body_alias): Remove declaration.
18530         (cgraph_create_function_alias): Declare.
18531         (cgraph_process_same_body_aliases): Declare.
18532         (cgraph_function_with_gimple_body_p): Check for alias.
18533         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
18534         (cgraph_alias_aliased_node): New function.
18535         (cgraph_function_node): Update for new aliases.
18536         (cgraph_function_or_thunk_node): Likewise.
18537         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
18538         (inline_call): Remove dead aliases.
18539         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
18540         name hack for same body aliases.
18541         (clone_of_p): Look through aliases.
18542         (verify_cgraph_node): Verify aliases.
18543         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
18544         (cgraph_process_same_body_aliases): New function.
18545         (process_function_and_variable_attributes): Disable weakref warning on
18546         alias.
18547         (cgraph_analyze_functions): Handle aliases.
18548         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
18549         (assemble_thunks): Rename to ...
18550         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
18551         (cgraph_expand_function): Remove alias output code.
18552         (cgraph_output_in_order): Skip aliases.
18553         (cgraph_preserve_function_body_p): Aliases don't need preserving.
18554         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
18555         (ipa_record_reference): Do not assert on alias references.
18556         (ipa_ref_has_aliases_p): New function.
18557         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
18558         (ipa_ref_has_aliases_p): Declare.
18559         * lto-cgraph.c (lto_output_node): Handle aliases.
18560         (input_node): Likewise.
18561         * lto-streamer-out.c (lto_output): Skip aliases.
18562         (produce_symtab): Kill same_body_alias code.
18563         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
18564         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
18565         * ipa-inline.c (update_caller_keys): Walk aliases.
18566         (inline_small_functions): Fix thinko in previous patch.
18567         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
18568         (function_and_variable_visibility): Do not walk same body aliases.
18569         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
18570         (ipa_pta_execute): Use it.
18571
18572 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
18573
18574         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
18575         (*vec_dupv2df): Rename from vec_dupv2df.
18576         (vec_dupv2df): New expander.
18577
18578 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
18579
18580         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
18581
18582 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
18583
18584         * config/i386/i386.md: Use default value in "isa" attribute.
18585         * config/i386/sse.md: Ditto.
18586         * config/i386/mmx.md: Ditto.
18587
18588 2011-06-10  Wei Guozhi  <carrot@google.com>
18589
18590         PR target/45335
18591         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
18592         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
18593         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
18594         related peephole2.
18595         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
18596         related peephole2.
18597         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
18598         (arm_legitimate_ldrd_p): New prototype.
18599         (arm_output_ldrd): New prototype.
18600         * config/arm/arm.c (arm_check_ldrd_operands): New function.
18601         (arm_legitimate_ldrd_p): New function.
18602         (arm_output_ldrd): New function.
18603
18604 2011-06-10  David Li  <davidxl@google.com>
18605
18606         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
18607         * passes.c (passr_eq): New function.
18608         (create_pass_tab): New function.
18609         (pass_traverse): New function.
18610         (dump_one_pass): New function.
18611         (dump_pass_list): New function.
18612         (dump_passes): New function.
18613
18614 2011-06-10  Jan Hubicka  <jh@suse.cz>
18615
18616         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
18617         setting the nothrow flag.
18618         * ipa-reference.c (propagate): Skip aliases.
18619         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
18620         (propagate_nothrow): Skip aliases; do not update cgraph.
18621         (local_pure_const): Do not update cgraph.
18622         * tree-profile.c (tree_profiling): Do fixup_cfg.
18623
18624 2011-06-10  Jan Hubicka  <jh@suse.cz>
18625
18626         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
18627         (cgraph_local_node_p): ... here; handle aliases.
18628         (has_addr_references_p): Break out from ...;
18629         (cgraph_remove_unreachable_nodes) ... here.
18630
18631 2011-06-10  Jan Hubicka  <jh@suse.cz>
18632
18633         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
18634         * common.opt (flag_inline_functions_called_once): Do not
18635         initialize to 1.
18636
18637 2011-06-10  Jan Hubicka  <jh@suse.cz>
18638
18639         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
18640         (ipcp_initialize_node_lattices): Do not deal with aliases;
18641         Do not try to propagate through thunks.
18642         (ipcp_change_tops_to_bottom): Do not deal with aliases.
18643
18644 2011-06-10  Jan Hubicka  <jh@suse.cz>
18645
18646         * ipa-prop.c (ipa_write_node_info): Stream jump functions
18647         for indirect calls.
18648         (ipa_read_node_info): Likewise.
18649
18650 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18651
18652         PR lto/49302
18653         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
18654         (build_and_insert_call): Likewise.
18655         (build_and_insert_ref): New.
18656         (gimple_expand_builtin_pow): Minor cleanup.
18657         (gimple_expand_builtin_cabs): New.
18658         (execute_cse_sincos): Add case for BUILT_IN_CABS.
18659
18660 2011-06-10  Jan Hubicka  <jh@suse.cz>
18661
18662         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
18663         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
18664         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
18665         (ipcp_propagate_stage): Skip aliases when propagating.
18666         (ipcp_need_redirect_p): Skip aliases.
18667         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
18668         collect_callers_of_node.
18669         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
18670         for aliases.
18671         (ipa_compute_jump_functions): Look through aliases.
18672
18673 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18674
18675         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
18676
18677 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18678
18679         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
18680         Adjust comments.
18681         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
18682
18683 2011-06-10  Jan Hubicka  <jh@suse.cz>
18684
18685         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
18686         Update call of gimple_get_virt_method_for_binfo.
18687         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
18688         refuse_thunks parameter.
18689         (gimple_fold_call): Update.
18690         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
18691
18692 2011-06-10  Jan Hubicka  <jh@suse.cz>
18693
18694         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
18695         (not_all_callers_have_enough_arguments_p): ... this one; turn into
18696         worker for cgraph_for_node_and_aliases.
18697         (convert_callers_for_node): Break out from ...
18698         (convert_callers): ... here.
18699         (modify_function): Use collect_callers_of_node.
18700         (ipa_early_sra): Use cgraph_for_node_and_aliases.
18701
18702 2011-06-10  Richard Guenther  <rguenther@suse.de>
18703
18704         PR tree-optimization/49361
18705         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
18706         when not already in gimple form.
18707
18708 2011-06-10  Richard Guenther  <rguenther@suse.de>
18709
18710         PR bootstrap/49344
18711         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
18712         FOR_EACH_PHI_OR_STMT_USE.
18713
18714 2011-06-10  Jan Hubicka  <jh@suse.cz>
18715
18716         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
18717         (clone_inlined_nodes): ... here.
18718         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
18719         to real destination prior inlining.
18720         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
18721         can_early_inline_edge_p, want_early_inline_function_p,
18722         want_early_inline_function_p, want_inline_small_function_p,
18723         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
18724         edge_badness, update_all_callee_keys, lookup_recursive_calls,
18725         add_new_edges_to_heap, inline_small_functions, flatten_function,
18726         inline_always_inline_functions, early_inline_small_functions): Use
18727         cgraph_function_or_thunk_node.
18728         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
18729         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
18730         (do_estimate_edge_growth_1): Break out from ...
18731         (do_estimate_growth) ... here; walk aliases.
18732         (inline_generate_summary): Skip aliases.
18733
18734 2011-06-10  Richard Guenther  <rguenther@suse.de>
18735
18736         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
18737         forward when combining, visit inserted stmts when a stmt was changed.
18738
18739 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
18740
18741         * tree.h (error_operand_p): Add.
18742         * dbxout.c (dbxout_type_fields): Use the latter.
18743         * c-decl.c (add_stmt): Likewise.
18744         * gimplify.c (omp_add_variable, omp_notice_variable,
18745         gimplify_scan_omp_clauses): Likewise.
18746
18747 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
18748
18749         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
18750         when a value is actually passed in regs.
18751
18752 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
18753             Laurent Rougé  <laurent.rouge@menta.fr>
18754
18755         * doc/invoke.texi (SPARC options): Add -mflat.
18756         * config/sparc/sparc.opt: Likewise.
18757         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
18758         (sparc_flat_expand_prologue): Declare.
18759         (sparc_flat_expand_epilogue): Likewise.
18760         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
18761         (CPP_ENDIAN_SPEC): Replace with...
18762         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
18763         (CPP_SPEC): Adjust to above change.
18764         (EXTRA_SPECS): Likewise.
18765         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
18766         (INCOMING_REGNO): Likewise.
18767         (OUTGOING_REGNO): Likewise.
18768         (LOCAL_REGNO): Likewise.
18769         (SETUP_FRAME_ADDRESSES): Likewise.
18770         (FIXED_REGISTERS): Set 0 for %fp.
18771         (CALL_USED_REGISTERS): Likewise.
18772         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
18773         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
18774         (RETURN_ADDR_REGNUM): Define.
18775         (RETURN_ADDR_RTX): Use it.
18776         (INCOMING_RETURN_ADDR_REGNUM): Define.
18777         (INCOMING_RETURN_ADDR_RTX): Use it.
18778         (DWARF_FRAME_RETURN_COLUMN): Likewise.
18779         (EH_RETURN_REGNUM): Define.
18780         (EH_RETURN_STACKADJ_RTX): Use it.
18781         (EH_RETURN_HANDLER_RTX): Delete.
18782         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
18783         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
18784         Delete.
18785         (struct machine_function): Add frame_size, apparent_frame_size,
18786         frame_base_reg, frame_base_offset, n_global_fp_regs and
18787         save_local_in_regs_p fields.
18788         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
18789         sparc_frame_base_offset, sparc_n_global_fp_regs,
18790         sparc_save_local_in_regs_p): New macros.
18791         (sparc_option_override): Error out if -fcall-saved-REG is specified
18792         for Out registers.
18793         (eligible_for_restore_insn): Fix formatting.
18794         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
18795         (eligible_for_sibcall_delay): Likewise.
18796         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
18797         (sparc_legitimate_address_p): Adjust to above change.
18798         (save_global_or_fp_reg_p): New predicate.
18799         (return_addr_reg_needed_p): Likewise.
18800         (save_local_or_in_reg_p): Likewise.
18801         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
18802         (SORR_SAVE, SORR_RESTORE): Delete.
18803         (sorr_pred_t): New typedef.
18804         (sorr_act_t): New enum.
18805         (save_or_restore_regs): Rename to...
18806         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
18807         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
18808         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
18809         mechanism.  Add CFI information for double-word saves in 32-bit mode.
18810         (emit_adjust_base_to_offset): New function extracted from...
18811         (emit_save_or_restore_regs): ...this.  Rename the rest to...
18812         (emit_save_or_restore_regs_global_fp_regs): ...this.
18813         (emit_save_or_restore_regs_local_in_regs): New function.
18814         (gen_create_flat_frame_[123]): New functions.
18815         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
18816         (sparc_flat_expand_prologue): New function.
18817         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
18818         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
18819         (sparc_flat_expand_epilogue): New function.
18820         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
18821         (output_return): Likewise.
18822         (output_sibcall): Likewise.
18823         (sparc_output_mi_thunk): Likewise.
18824         (sparc_frame_pointer_required): Likewise.
18825         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
18826         function optimization.
18827         * config/sparc/sparc.md (flat): New attribute.
18828         (prologue): Add TARGET_FLAT handling.
18829         (save_register_window): Disable if TARGET_FLAT.
18830         (create_flat_frame_[123]): New patterns.
18831         (epilogue): Add TARGET_FLAT handling.
18832         (sibcall_epilogue): Likewise.
18833         (eh_return): New expander.
18834         (eh_return_internal): New insn and splitter.
18835         (return_internal): Add TARGET_FLAT handling.
18836         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
18837         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
18838         (nonlocal_goto): Add TARGET_FLAT handling.
18839         * config/sparc/t-elf: Add -mflat multilib.
18840         * config/sparc/t-leon: Likewise.
18841
18842 2011-06-10  Jan Hubicka  <jh@suse.cz>
18843
18844         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
18845         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
18846         (self_recursive_p): Use cgraph_function_node.
18847         (propagate_pure_const): Likewise.
18848         (propagate_nothrow): Likewise.
18849         * ipa-reference.c (ipa_reference_get_not_read_global): Use
18850         cgraph_function_node.
18851         (propagate_bits): Likewise.
18852         (propagate): Likewise.
18853
18854 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18855             Richard Earnshaw  <rearnsha@arm.com>
18856
18857         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
18858         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
18859         (*thumb2_movdi_vfp): Delete.
18860         (*arm_movdi_vfp_cortexa8): Delete.
18861         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
18862         (*movdi_vfp_cortexa8): Likewise.
18863
18864 2011-06-10  Richard Guenther  <rguenther@suse.de>
18865
18866         * stor-layout.c (initialize_sizetypes): Give names to all
18867         sizetype kinds.
18868
18869 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
18870
18871         PR tree-optimization/49318
18872         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
18873         irrelevant pattern statements.
18874
18875 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18876
18877         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
18878
18879         PR bootstrap/49354
18880         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
18881         to last assignment.
18882
18883 2011-06-09  Jan Hubicka  <jh@suse.cz>
18884
18885         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
18886         do not recompute reachable flag.
18887         (cgraph_finalize_function, cgraph_analyze_functions): Set
18888         redefined_extern_inline here.
18889
18890 2011-06-09  Jan Hubicka  <jh@suse.cz>
18891
18892         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
18893         (cgraph_only_called_directly_p): ... this one; bring offline.
18894         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
18895         varpool_used_from_object_file_p): Drop names from the declaratoin.
18896         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
18897         collect_callers_of_node): New.
18898         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
18899         (cgraph_edge_recursive_p): Use cgraph_function_node.
18900         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
18901         (cgraph_node_cannot_be_local_p_1): Break out from ...
18902         (cgraph_node_can_be_local_p): ... here; walk aliases.
18903         (cgraph_for_node_thunks_and_aliases): New function.
18904         (cgraph_for_node_and_aliases): New function.
18905         (cgraph_make_node_local_1): Break out from ...
18906         (cgraph_make_node_local) ... here; use
18907         cgraph_for_node_thunks_and_aliases.
18908         (cgraph_set_nothrow_flag_1): Break out from ...
18909         (cgraph_set_nothrow_flag) ... here;
18910         use cgraph_for_node_thunks_and_aliases.
18911         (cgraph_set_const_flag_1): Break out from ...
18912         (cgraph_set_const_flag) ... here;
18913         use cgraph_for_node_thunks_and_aliases.
18914         (cgraph_set_pure_flag_1): Break out from ...
18915         (cgraph_set_pure_flag) ... here;
18916         use cgraph_for_node_thunks_and_aliases.
18917         (cgraph_propagate_frequency_1): Break out from ...
18918         (cgraph_propagate_frequency) ... here; use
18919         cgraph_for_node_thunks_and_aliases.
18920         (cgraph_used_from_object_file_p): Do not care about aliases.
18921         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
18922         New functions.
18923         (collect_callers_of_node_1, collect_callers_of_node): New functions.
18924
18925 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18926
18927         PR rtl-optimization/49154
18928         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
18929         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
18930         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
18931         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
18932         * config/cris/cris.h (cris_register_move_cost): Remove
18933         !TARGET_V32 code.  Tweak comments.
18934
18935 2011-06-09  Jan Hubicka  <jh@suse.cz>
18936
18937         * cgraphbuild.c (record_eh_tables): Mark personality function as having
18938         address taken.
18939
18940 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18941
18942         PR rtl-optimization/49154
18943         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
18944         is a matching slot in the hashtable, assign it to classes_ptr.
18945
18946         PR rtl-optimization/49154
18947         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
18948         register classes.
18949         * doc/tm.texi: Regenerate.
18950
18951 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
18952
18953         PR target/49307
18954         * config/sh/sh.md (UNSPEC_CHKADD): New.
18955         (chk_guard_add): New define_insn_and_split.
18956         (symGOT_load): Use chk_guard_add instead of blockage.
18957
18958 2011-06-09  Kai Tietz  <ktietz@redhat.com>
18959
18960         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
18961
18962 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
18963
18964         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
18965
18966 2011-06-09  Wei Guozhi  <carrot@google.com>
18967
18968         PR target/46975
18969         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
18970         (peephole2 for conditional move): Generate 16 bit instructions.
18971
18972 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
18973
18974         * config/i386/i386.md (*movdi_internal_rex64): Merge
18975         alternatives 6 and 8.
18976
18977 2011-06-09  David Li  <davidxl@google.com>
18978
18979         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
18980         * passes.c (passr_eq): New function.
18981         (create_pass_tab): New function.
18982         (pass_traverse): New function.
18983         (dump_one_pass): New function.
18984         (dump_pass_list): New function.
18985         (dump_passes): New function.
18986
18987 2011-06-09  David Li  <davidxl@google.com>
18988
18989         * tree-complex.c (tree_lower_complex): Gate cleanup.
18990         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
18991         (execute_optimize_stdarg): Ditto.
18992         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
18993         (execute_cleanup_eh_1): Ditto.
18994         (execute_cleanup_eh): Ditto.
18995         * gcse.c (gate_rtl_pre): Ditto.
18996         (execute_rtl_pre): Ditto.
18997         * except.c (finish_eh_generation): Ditto.
18998         (convert_to_eh_region_ranges): Ditto.
18999         * cprop.c (one_cprop_pass): Ditto.
19000
19001 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
19002
19003         PR target/48673
19004         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
19005         in all basic blocks.
19006
19007 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19008
19009         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
19010         (HAVE_ENABLE_EXECUTE_STACK): Define.
19011         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
19012         (HAVE_ENABLE_EXECUTE_STACK): Define.
19013         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
19014         (HAVE_ENABLE_EXECUTE_STACK): Define.
19015         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
19016         (ENABLE_EXECUTE_STACK): Remove.
19017         (HAVE_ENABLE_EXECUTE_STACK): Define.
19018         [IN_LIBGCC2]: Don't include <windows.h>.
19019         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
19020         (HAVE_ENABLE_EXECUTE_STACK): Define.
19021         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
19022         (HAVE_ENABLE_EXECUTE_STACK): Define.
19023         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
19024         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
19025         (HAVE_ENABLE_EXECUTE_STACK): Define.
19026         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
19027         (HAVE_ENABLE_EXECUTE_STACK): Define.
19028         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
19029         (HAVE_ENABLE_EXECUTE_STACK): Define.
19030         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
19031         (HAVE_ENABLE_EXECUTE_STACK): Define.
19032         * config/alpha/alpha.c (alpha_trampoline_init): Test
19033         HAVE_ENABLE_EXECUTE_STACK.
19034         * config/i386/i386.c (ix86_trampoline_init): Likewise.
19035         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
19036         (sparc64_initialize_trampoline): Likewise.
19037         * libgcc2.c [L_enable_execute_stack]: Remove.
19038         * system.h (ENABLE_EXECUTE_STACK): Poison.
19039         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
19040         * doc/tm.texi: Regenerate.
19041         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
19042
19043 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
19044
19045         PR middle-end/49308
19046         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
19047         variable.  After resetting and rescanning insn continue with previous
19048         statement.
19049
19050 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19051
19052         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
19053         (gcc_cv_ld_hidden): Likewise.
19054         * configure: Regenerate.
19055         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
19056         (ix86_stack_protect_fail): Mark unused.
19057         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
19058         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
19059         [TARGET_MACHO]: Don't define.
19060         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
19061         (TARGET_STACK_PROTECT_FAIL): Likewise.
19062         (rs6000_stack_protect_fail): Mark unused.
19063         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
19064         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
19065
19066 2011-06-08  Andi Kleen  <ak@linux.intel.com>
19067
19068         * varasm.c (get_section): Print location of other conflict
19069         for section conflicts.
19070
19071 2011-06-08  Andi Kleen  <ak@linux.intel.com>
19072
19073         * config/i386/driver-i386.c (host_detect_local_cpu):
19074         Add model 0x2d Intel CPU.
19075
19076 2011-06-08  Andi Kleen  <ak@linux.intel.com>
19077
19078         * reginfo.c (global_regs_decl): Add.
19079         (globalize_reg): Add decl parameter. Compute location.  Pass location
19080         to warnings and add inform. Store decl in global_regs_decl.
19081         * rtl.h (globalize_reg): Update prototype.
19082         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
19083
19084 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
19085
19086         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
19087
19088 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
19089
19090         PR target/49305
19091         * config/sh/predicates.md (general_movsrc_operand): Check
19092         mode for memory with indexed address for QI and HImode.
19093         (general_movdst_operand): Likewise.
19094
19095 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
19096
19097         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
19098
19099 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
19100
19101         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
19102         (num_ssa_operands): Likewise.
19103         (op_iter_init_phiuse): Forward-declare.
19104         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
19105
19106 2011-06-08  Nick Clifton  <nickc@redhat.com>
19107
19108         * doc/invoke.texi (ARM Options): Update description of
19109         -mthumb-interwork.
19110
19111 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
19112
19113         * config/i386/driver-i386.c (host_detect_local_cpu): Support
19114         unknown Intel family 0x6 CPUs.
19115
19116 2011-06-08  Martin Jambor  <mjambor@suse.cz>
19117
19118         * tree-sra.c (mark_rw_status): Removed.
19119         (analyze_access_subtree): New parameter parent instead of
19120         mark_read and mark_write, propagate from that.
19121
19122 2011-06-08  Julian Brown  <julian@codesourcery.com>
19123
19124         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
19125         for double-precision helper functions in hard-float mode if only
19126         single-precision arithmetic is supported in hardware.
19127
19128 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
19129
19130         PR rtl-optimization/49303
19131         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
19132         code_motion_path_driver returned 0 or 1.
19133         (sel_region_finish): Clear h_d_i_d.
19134
19135 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
19136
19137         * config/sh/sh.c (prepare_move_operands): Set pic register
19138         appropriately for global and local dynamic tls models even
19139         if flag_pic is unset.
19140
19141 2011-06-07  Jason Merrill  <jason@redhat.com>
19142
19143         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
19144
19145 2011-06-07  Xinliang David Li  <davidxl@google.com>
19146         * passes.c (enable_disable_pass): Handle assembler name.
19147         (is_pass_explicitly_enabled_or_disabled): Ditto.
19148
19149 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19150
19151         PR tree-optimization/48497
19152         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
19153
19154 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19155
19156         PR tree-optimization/46728
19157         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
19158         to use gimple_val_nonnegative_real_p.
19159         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
19160         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
19161
19162 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
19163
19164         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
19165
19166 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
19167
19168         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
19169         constant vectors.
19170
19171 2011-06-07  Richard Guenther  <rguenther@suse.de>
19172
19173         * stor-layout.c (initialize_sizetypes): Initialize all
19174         sizetypes based on target definitions.
19175         (set_sizetype): Remove.
19176         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
19177         * tree.h (set_sizetype): Remove.
19178
19179 2011-06-07  Nick Clifton  <nickc@redhat.com>
19180
19181         * config.gcc: Unify V850 architecture options and add support for
19182         newer V850 architectures.
19183         * config/v850/t-v850e: Delete.
19184
19185 2011-06-07  Richard Guenther  <rguenther@suse.de>
19186
19187         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
19188         Call set_sizetype from here.
19189
19190 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
19191
19192         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
19193         (*maddhisi4tb, *maddhisi4tt): New define_insns.
19194
19195 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
19196             Andrew Stubbs  <ams@codesourcery.com>
19197
19198         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
19199         multiplies.
19200         * doc/md.texi (Canonicalization of Instructions): Document widening
19201         multiply canonicalization.
19202
19203 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
19204
19205         PR gcov-profile/49299
19206         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
19207
19208 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
19209
19210         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
19211         a pointer.
19212         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
19213         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
19214         vect_recog_pow_pattern): Likewise.
19215         (vect_pattern_recog_1): Remove declaration.
19216         (widened_name_p): Remove declaration.  Add new argument to specify
19217         whether to check that both types are either signed or unsigned.
19218         (vect_recog_widen_mult_pattern): Update documentation.  Handle
19219         unsigned patterns and multiplication by constants.
19220         (vect_pattern_recog_1): Update vect_recog_func references.  Use
19221         statement information from the statement returned from pattern
19222         detection functions.
19223         (vect_pattern_recog): Update vect_recog_func reference.
19224         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
19225         multiplication by a constant use the type of the other operand.
19226
19227 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
19228
19229         PR rtl-optimization/49145
19230         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
19231
19232 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
19233
19234         PR debug/49262
19235         * dwarf2out.c (native_encode_initializer): Decrement count in each
19236         iteration.
19237
19238         PR debug/49294
19239         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
19240         non-MODE_INT modes.
19241
19242         PR c++/49264
19243         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
19244         if stmt folded into nothing.
19245         * tree-inline.c (fold_marked_statements): If a builtin at the end of
19246         a bb folded into nothing, just update cgraph edges and move to next bb.
19247         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
19248         to be NULL.  Don't compute count and frequency if new_call is NULL.
19249
19250 2011-06-04  Diego Novillo  <dnovillo@google.com>
19251
19252         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
19253         (cgraph.o): Likewise.
19254         (cgraphunit.o): Likewise.
19255         * cgraphunit.c: Include lto-streamer.h
19256         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
19257         if LTO is enabled.
19258         * lto-streamer-in.c (unpack_value_fields): Call
19259         streamer_hooks.unpack_value_fields if set.
19260         (lto_materialize_tree): For unhandled nodes, first try to
19261         call lto_streamer_hooks.alloc_tree, if it exists.
19262         (lto_input_ts_decl_common_tree_pointers): Move reading of
19263         DECL_INITIAL to lto_streamer_read_tree.
19264         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
19265         (lto_streamer_read_tree): New.
19266         (lto_reader_init): Rename from lto_init_reader.
19267         Move initialization code to lto/lto.c.
19268         * lto-streamer-out.c (pack_value_fields): Call
19269         streamer_hooks.pack_value_fields if set.
19270         (lto_output_tree_ref): For tree nodes that are not normally indexable,
19271         call streamer_hooks.indexable_with_decls_p before giving up.
19272         (lto_output_ts_decl_common_tree_pointers): Move handling
19273         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
19274         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
19275         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
19276         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
19277         (lto_streamer_write_tree): New.
19278         (lto_output): Call lto_streamer_init directly.
19279         (lto_writer_init): Remove.
19280         * lto-streamer.c (streamer_hooks): New.
19281         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
19282         instead of lto_preload_common_nodes.
19283         (lto_is_streamable): Move from lto-streamer.h
19284         (lto_streamer_hooks_init): New.
19285         (streamer_hooks): New.
19286         (streamer_hooks_init): New.
19287         * lto-streamer.h (struct output_block): Forward declare.
19288         (struct lto_input_block): Likewise.
19289         (struct data_in): Likewise.
19290         (struct bitpack_d): Likewise.
19291         (struct streamer_hooks): Declare.
19292         (streamer_hooks): Declare.
19293         (lto_streamer_hooks_init): Declare.
19294         (lto_streamer_write_tree): Declare.
19295         (lto_streamer_read_tree): Declare.
19296         (streamer_hooks_init): Declare.
19297         (lto_is_streamable): Move to lto-streamer.c
19298
19299 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
19300
19301         * longlong.h (smul_ppmm): The resulting register pair contains the
19302         higher order word first.
19303
19304 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19305
19306         PR tree-optimization/46728
19307         * builtins.c (powi_table): Remove.
19308         (powi_lookup_cost): Remove.
19309         (powi_cost): Remove.
19310         (expand_powi_1): Remove.
19311         (expand_powi): Remove.
19312         (expand_builtin_pow_root): Remove.
19313         (expand_builtin_pow): Remove.
19314         (expand_builtin_powi): Eliminate handling of constant exponent.
19315         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
19316
19317 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
19318
19319         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
19320
19321 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
19322
19323         * dce.c (reset_unmarked_insns_debug_uses): New.
19324         (delete_unmarked_insns): Skip debug insns.
19325         (prescan_insns_for_dce): Likewise.
19326         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
19327         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
19328         active reg can be found.
19329         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
19330         (convert_regs_1): Use it.
19331
19332 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
19333
19334         * tree-pretty-print.c (dump_function_header): Add flags.
19335         Don't dump decl_uid with nouid.
19336         * tree-pretty-print.h (dump_function_header): Adjust.
19337         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
19338         * passes.c (pass_init_dump_file): Pass dump_flags on.
19339         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
19340
19341 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
19342
19343         PR bootstrap/49270
19344         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
19345
19346 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
19347
19348         PR tree-optimization/49243
19349         * calls.c (setjmp_call_p): Also check if fndecl has the
19350         returns_twice attribute.
19351
19352 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19353
19354         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
19355         -ffast-math etc.
19356
19357 2011-06-06  Richard Henderson  <rth@redhat.com>
19358             Georg-Johann Lay  <avr@gjlay.de>
19359
19360         PR target/42210
19361         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
19362         New predicates.
19363         * config/avr/avr.md ("insv"): New insn expander.
19364         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
19365         "*insv.not.io", "*insv.reg"): New insns.
19366
19367 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
19368
19369         PR target/49285
19370         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
19371         to nonimmediate_operand from memory_operand for the operand that is to
19372         be forced to memory by the expander.  Lose the constraints.
19373
19374 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
19375
19376         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
19377         EH return when delayed branches are disabled.
19378
19379 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
19380
19381         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
19382         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
19383         calculation.
19384         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
19385         Simplify MODE_V1DF and MODE_V2SF handling.
19386         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
19387         Simplify MODE_SF handling.
19388
19389 2011-06-04  Jan Hubicka  <jh@suse.cz>
19390
19391         PR tree-optimization/48893
19392         PR tree-optimization/49091
19393         PR tree-optimization/49179
19394         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
19395         Bounds check.
19396
19397 2011-06-04  Jan Hubicka  <jh@suse.cz>
19398
19399         PR lto/48954
19400         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
19401         bitmaps.
19402
19403 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
19404
19405         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
19406
19407 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
19408
19409         PR target/49281
19410         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
19411         to be strictly smaller than 1 << shiftcount.
19412
19413 2011-06-04  Jan Hubicka  <jh@suse.cz>
19414
19415         PR tree-optimize/48929
19416         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
19417         of empty predicate.
19418
19419 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
19420
19421         PR debug/48333
19422         * calls.c (emit_call_1): Prefer the __builtin declaration of
19423         builtin functions.
19424
19425 2011-06-03   Diego Novillo  <dnovillo@google.com>
19426
19427         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
19428         (lto_input_tree_pointers): Likewise.
19429         * lto-streamer-out.c (pack_value_fields): Likewise.
19430         (lto_output_tree_pointers): Likewise.
19431         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
19432         and OPTIMIZATION_NODE.
19433
19434 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19435
19436         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
19437         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
19438         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
19439         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
19440         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
19441         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
19442         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
19443         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
19444         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
19445         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
19446         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
19447         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
19448         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
19449         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
19450         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
19451         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
19452         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
19453         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
19454         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
19455         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
19456         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
19457         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
19458         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
19459         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
19460         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
19461         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
19462         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
19463         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
19464         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
19465         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
19466         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
19467         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
19468         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
19469         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
19470         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
19471         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
19472         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
19473         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
19474         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
19475         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
19476         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
19477         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
19478         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
19479         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
19480         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
19481         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
19482         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
19483         * system.h (MD_UNWIND_SUPPORT): Poison.
19484         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
19485         * doc/tm.texi: Regenerate.
19486         * unwind-dw2.c: Include md-unwind-support.h instead of
19487         MD_UNWIND_SUPPORT.
19488         * config/ia64/unwind-ia64.c: Likewise.
19489         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19490
19491 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
19492
19493         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
19494
19495 2011-06-03  Richard Henderson  <rth@redhat.com>
19496             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19497
19498         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
19499         (sigill_hdlr): Correct insn, insn size.
19500         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
19501
19502 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19503
19504         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
19505         t-slibgcc-dummy.
19506         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
19507         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
19508         * config/mips/t-iris: Remove.
19509         * config/mips/t-irix6: New file.
19510         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
19511
19512 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19513
19514         * Makefile.in (LIB2ADDEHDEP): Remove.
19515         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
19516         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
19517         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
19518         * config/t-darwin (LIB2ADDEHDEP): Remove.
19519         * config/t-freebsd (LIB2ADDEHDEP): Remove.
19520         * config/t-linux (LIB2ADDEHDEP): Remove.
19521
19522 2011-06-03  Diego Novillo  <dnovillo@google.com>
19523
19524         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
19525         (lto_register_var_decl_in_symtab): Likewise.
19526         (lto_register_function_decl_in_symtab): Likewise.
19527         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
19528         logic to uniquify_nodes.
19529
19530 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19531
19532         * config/alpha/t-osf5: Remove.
19533         * config/alpha/t-osf-pthread: Remove.
19534         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
19535         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
19536
19537 2011-06-03  Julian Brown  <julian@codesourcery.com>
19538
19539         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
19540         (strongarm1110): Use strongarm tuning.
19541         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
19542         * config/arm/arm.c (arm_strongarm_tune): New.
19543         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
19544         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
19545         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
19546         setting, using previous defaults or 1 for Cortex-A5.
19547         (arm_option_override): Set max_insns_skipped from current tuning.
19548
19549 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
19550
19551         * doc/install.texi (Options specification): Document --with-specs.
19552
19553 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
19554
19555         * config/arm/neon.md (orndi3_neon): Actually split it.
19556
19557 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
19558
19559         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
19560         * var-tracking.c (reverse_op): Limite recurse depth to 5.
19561
19562 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
19563
19564         PR debug/47590
19565         * target.def (delay_sched2, delay_vartrack): New.
19566         * doc/tm.texi.in: Update.
19567         * doc/tm.texi: Rebuild.
19568         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
19569         * var-tracking.c (gate_handle_var_tracking): Likewise.
19570         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
19571         (bfin_flag_var_tracking): Drop.
19572         (output_file_start): Don't save and override flag_var_tracking.
19573         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
19574         (bfin_reorg): Test original variables.
19575         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
19576         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
19577         (ia64_flag_var_tracking): Drop.
19578         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
19579         (ia64_file_start): Don't save and override flag_var_tracking.
19580         (ia64_override_options_after_change): Ditto
19581         flag_schedule_insns_after_reload.
19582         (ia64_reorg): Test original variables.
19583         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
19584         (picochip_flag_var_tracking): Drop.
19585         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
19586         (picochip_option_override): Don't save and override
19587         flag_schedule_insns_after_reload.
19588         (picochip_asm_file_start): Ditto flag_var_tracking.
19589         (picochip_reorg): Test original variables.
19590         * config/spu/spu.c (spu_flag_var_tracking): Drop.
19591         (TARGET_DELAY_VARTRACK): Define.
19592         (spu_var_tracking): New.
19593         (spu_machine_dependent_reorg): Call it.
19594         (asm_file_start): Don't save and override flag_var_tracking.
19595
19596 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
19597
19598         PR target/49163
19599         * config/sh/predicates.md (general_movsrc_operand): Return 0
19600         for memory and memory subreg of which address is an invalid
19601         indexed address for QI and HImode.
19602         (general_movdst_operand): Likewise.
19603
19604 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
19605
19606         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
19607         edges only, when there is a non-local label in the function.
19608         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
19609
19610 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
19611
19612         * config/i386/constraints.md (Y3): New register constraint.
19613         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
19614         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
19615         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
19616         *sse2_interleave_lowv2df.
19617
19618 2011-06-02  Julian Brown  <julian@codesourcery.com>
19619
19620         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
19621         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
19622         (arm_cortex_a5_tune): New.
19623
19624 2011-06-02  Julian Brown  <julian@codesourcery.com>
19625
19626         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
19627         * config/arm/arm.c (arm_default_branch_cost): New.
19628         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
19629         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
19630         (arm_fa726_tune): Set branch_cost field using
19631         arm_default_branch_cost.
19632         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
19633         current_tune structure.
19634         * dojump.c (tm_p.h): Include file.
19635
19636 2011-06-02  Julian Brown  <julian@codesourcery.com>
19637
19638         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
19639         tuning.
19640         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
19641         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
19642         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
19643         field.
19644         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
19645         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
19646         (arm_fa726te_tune): Add prefer_constant_pool setting.
19647         (arm_v6t2_tune, arm_cortex_tune): New.
19648         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
19649         prefer_constant_pool setting.
19650
19651 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
19652
19653         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
19654         switch statement.
19655         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
19656         (*movdf_internal) <case 6,7,8>: Ditto.
19657
19658         * config/i386/constraints.md (Y4): New register constraint.
19659         * config/i386/sse.md (vec_set<mode>_0): Merge with
19660         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
19661         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
19662         *vec_extractv2di_1_sse.
19663         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
19664         and *vec_concatv2di_rex64_sse.
19665
19666 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
19667
19668         PR target/48807
19669         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
19670         of cgraph_local_info for null before attempting to use it.
19671
19672 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
19673
19674         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
19675         (current_function_dynamic_alloc_count): Delete.
19676         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
19677         (expand_builtin_nonlocal_goto): Remove obsolete comment.
19678         (expand_builtin_update_setjmp_buf): Remove dead code.
19679         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
19680         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
19681         support.
19682         * function.c (instantiate_virtual_regs): Likewise.
19683         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
19684         for a block with a single abnormal incoming edge.
19685         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
19686         (SETJMP_VIA_SAVE_AREA): Delete.
19687         * config/sparc/sparc-protos.h (load_got_register): Declare.
19688         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19689         (load_got_register): Make global.
19690         (sparc_frame_pointer_required): Add 'static'.
19691         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
19692         (sparc_builtin_setjmp_frame_value): New function.
19693         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
19694         (save_stack_nonlocal): New expander.
19695         (restore_stack_nonlocal): Likewise.
19696         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
19697         (nonlocal_goto_internal): New insn.
19698         (goto_handler_and_restore): Delete.
19699         (builtin_setjmp_setup): Likewise.
19700         (do_builtin_setjmp_setup): Likewise.
19701         (setjmp): Likewise.
19702         (builtin_setjmp_receiver): New expander.
19703
19704 2011-06-01  David Li  <davidxl@google.com>
19705
19706         PR middle-end/49261
19707         * tree-pretty-print.c (dump_function_header): Format cleanup.
19708
19709 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
19710
19711         PR target/49238
19712         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
19713         needed when original operands are used for msw_skip comparison.
19714
19715 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19716
19717         PR debug/49250
19718         * var-tracking.c (add_uses, add_stores): Don't call
19719         cselib_subst_to_values on ENTRY_VALUE.
19720
19721 2011-06-01  Diego Novillo  <dnovillo@google.com>
19722
19723         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
19724         output_record_start with LTO_null instead of output_zero.
19725         (lto_output_ts_binfo_tree_pointers): Likewise.
19726         (lto_output_tree): Likewise.
19727         (output_eh_try_list): Likewise.
19728         (output_eh_region): Likewise.
19729         (output_eh_lp): Likewise.
19730         (output_eh_regions): Likewise.
19731         (output_bb): Likewise.
19732         (output_function): Likewise.
19733         (output_unreferenced_globals): Likewise.
19734         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
19735         instead of NUM_TREE_CODES.
19736         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
19737         (lto_output_int_in_range): Change << to >> when shifting VAL.
19738
19739 2011-06-01  Diego Novillo  <dnovillo@google.com>
19740
19741         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
19742         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
19743
19744 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
19745
19746         PR target/45074
19747         * optabs.h (valid_multiword_target_p): Declare.
19748         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
19749         doing multi-word operations.
19750         * optabs.c (expand_binop): Likewise.
19751         (expand_doubleword_bswap): Likewise.
19752         (expand_absneg_bit): Likewise.
19753         (expand_unop): Likewise.
19754         (expand_copysign_bit): Likewise.
19755         (multiword_target_p): New function.
19756
19757 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
19758
19759         PR rtl-optimization/48830
19760         PR rtl-optimization/48808
19761         PR rtl-optimization/48792
19762         * reload.c (push_reload): Check contains_reg_of_mode.
19763         * reload1.c (strip_paradoxical_subreg): New function.
19764         (gen_reload_chain_without_interm_reg_p): Use it to handle
19765         paradoxical subregs.
19766         (emit_output_reload_insns, gen_reload): Likewise.
19767
19768 2011-06-01  David Li  <davidxl@google.com>
19769
19770         * predict.c : Change pass name
19771         * ipa.c: Ditto.
19772         * dce.c: Ditto.
19773         * tree-profile.c: Ditto.
19774         * except.c: Ditto.
19775
19776 2011-06-01  David Li  <davidxl@google.com>
19777
19778         * tree-pretty-print.c (dump_function_header): New function.
19779         * final.c (rest_of_clean_state): Use header dumper.
19780         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
19781         * passes.c (pass_init_dump_file): Use header dumper.
19782
19783 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19784
19785         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
19786         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
19787         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
19788         New functions.
19789         (mem_loc_descriptor): Use them.
19790
19791         * var-tracking.c (create_entry_value): New function.
19792         (vt_add_function_parameter): Use it.
19793
19794 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19795
19796         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
19797         Include <signal.h>, <ucontext.h>.
19798         (sigill_caught): Define.
19799         (sigill_hdlr): New function.
19800         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
19801         insns can be executed.
19802         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
19803         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
19804
19805 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19806
19807         * config/t-slibgcc-darwin: Move to ...
19808         * config/t-slibgcc-dummy: ... this.  Clarify comments.
19809         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
19810         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
19811         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
19812         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
19813         Remove i386/t-crtstuff from tmake_file.
19814         (i[34567]86-*-solaris2*): Remove t-svr4,
19815         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
19816         t-slibgcc-dummy.
19817         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
19818         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
19819         sparc/t-crtfm from tmake_file.
19820         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
19821         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
19822         Remove extra_parts.
19823         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
19824         * config/i386/t-nwld (SHLIB_LINK): Remove.
19825         * config/i386/t-rtems-i386: Rename to ...
19826         * config/i386/t-rtems: ... this.
19827         ($(T)crti.o, $(T)crtn.o): Remove.
19828         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
19829         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
19830         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
19831         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
19832         EXTRA_MULTILIB_PARTS): Remove.
19833         * config/sparc/t-sol2-64: Likewise.
19834         * config/sparc/t-sol2: Remove.
19835         * config/sparc/t-crtin: Remove.
19836         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
19837         * config/i386/gmon-sol2.c: Remove.
19838         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
19839         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
19840         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
19841         * config/i386/sol2-gc1.asm: Remove.
19842         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
19843         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
19844         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
19845         * config/t-slibgcc-sld: Remove.
19846
19847 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19848
19849         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
19850         base_type_for_mode with op_mode instead of mode.
19851
19852 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
19853
19854         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
19855         Cortex-A15.
19856         * config/arm/arm-tune.md: Regenerate.
19857         * config/arm/arm-tables.opt: Regenerate.
19858         * config/arm/arm.c (FL_DIV): Rename...
19859         (FL_THUMB_DIV): ... to this.
19860         (FL_ARM_DIV): Define.
19861         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
19862         (arm_arch_hwdiv): Remove.
19863         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
19864         (arm_issue_rate): Add cortexr5.
19865         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
19866         __ARM_ARCH_EXT_IDIV__.
19867         (TARGET_IDIV): Define.
19868         (arm_arch_hwdiv): Remove.
19869         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
19870         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
19871         (divsi3, udivsi3): New patterns.
19872         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
19873         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
19874
19875 2011-06-01  Martin Jambor  <mjambor@suse.cz>
19876
19877         * ipa-utils.c (ipa_dfs_info): New field scc_no.
19878         * ipa-utils.c (searchc): Set scc_no.
19879
19880 2011-06-01  Martin Jambor  <mjambor@suse.cz>
19881
19882         * ipa-utils.c (searchc_env): New field allow_overwritable.
19883         (searchc): do not ignore edges to overwritable nodes if indicated
19884         by env->allow_overwritable.
19885         (ipa_reduced_postorder): Set env.allow_overwritable.
19886
19887 2011-06-01  Richard Guenther  <rguenther@suse.de>
19888
19889         * tree.c (free_lang_data): Do not reset boolean_type_node nor
19890         char_type_node.
19891         * lto-streamer.c (lto_record_common_node): Take node pointer,
19892         do not register types.
19893         (lto_preload_common_nodes): Explicitly skip preloading nodes
19894         that differ between frontends.
19895
19896 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
19897
19898         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
19899         NON_FLOAT_REGS.
19900
19901 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
19902
19903         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
19904         parameter value for dump. Dump cost on outermost call only.
19905         (rs6000_memory_move_cost): Dump cost on outermost call only.
19906
19907 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
19908
19909         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
19910         DW_OP_GNU_convert ops.
19911
19912         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
19913         cselib_preserve_constants.
19914         (cselib_lookup_1): If cselib_preserve_constants,
19915         a new VALUE is being created for REG and there is a VALUE for the
19916         same register in wider mode, add another loc with lowpart SUBREG of
19917         the wider VALUE.
19918         (cselib_subst_to_values): Handle ENTRY_VALUE.
19919         * var-tracking.c  (replace_expr_with_values): Return NULL for
19920         ENTRY_VALUE too.
19921         * dwarf2out.c (convert_descriptor_to_signed): New function.
19922         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
19923         instead of two shifts.
19924         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
19925         the right mode if needed.
19926         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
19927         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
19928         convert_descriptor_to_signed.
19929         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
19930         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
19931
19932         PR target/48688
19933         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
19934
19935 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19936
19937         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
19938         of X87MODEI12 and SWI48x instead of SSEMODEI24.
19939         (SWI248x): New mode iterator, rename from X87MODEI.
19940         (X87MODEI): Remove mode iterator.
19941         (X87MODEI12): Ditto.
19942         (SSEMODEI24): Ditto.
19943
19944 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19945
19946         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
19947         * doc/invoke.texi: Document max-vartrack-expr-depth.
19948         * var-tracking.c (EXPR_DEPTH): New.
19949         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
19950
19951 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19952
19953         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
19954         * config/i386/sse.md: Add n to negated FMA pattern names.
19955
19956 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19957
19958         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
19959
19960 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19961
19962         * gengtype-state.c (read_state_params_structs): Initialize previous.
19963
19964 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19965
19966         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
19967         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
19968
19969 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19970
19971         * config/i386/i386.md (*movtf_internal): Avoid allocating general
19972         registers.  Penalize F*r->o alternative to prevent partial memory
19973         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
19974         CONST_DOUBLE immediates when optimizing function for size.  Do not move
19975         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
19976         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
19977         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
19978         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
19979         alternatives.
19980         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
19981
19982         (fp_register_operand splitters): Use fp_register_operand
19983         constraint.  Do not use FP_REG_P in insn condition.
19984         (any_fp_register_operand splitters): Use any_fp_register_operand
19985         constraint.  Do not use ANY_FP_REG_P in insn condition.
19986
19987 2011-05-31  Jan Hubicka  <jh@suse.cz>
19988
19989         * cgraph.h (cgraph_inline_failed_t): Give enum a name
19990         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
19991         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
19992         (lto_output_edge): Use output_enum and var_len_unsigned.
19993         (lto_output_varpool_node): Likewise.
19994         (input_overwrite_node): Do not take resolution parameter;
19995         extract it from a bitpack.
19996         (input_node): Do not read resolution; use input_enum and
19997         var_len_unsigned.
19998         (input_varpool_node): Likewise.
19999         (input_edge): Likewise.
20000         (input_cgraph_1): Likewise.
20001
20002 2011-05-31  Richard Guenther  <rguenther@suse.de>
20003
20004         * gimple.c (gimple_register_canonical_type): Do not register
20005         any types via gimple_register_type.
20006
20007 2011-05-31  Jan Hubicka  <jh@suse.cz>
20008
20009         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
20010         of thunks.
20011
20012 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
20013
20014         PR rtl-optimization/49235
20015         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
20016         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
20017
20018 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
20019
20020         PR tree-optimization/49093
20021         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
20022         data references.
20023
20024 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
20025
20026         PR debug/49047
20027         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
20028         for concrete functions containing the code of cloned functions.
20029
20030 2011-05-31  Richard Guenther  <rguenther@suse.de>
20031
20032         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
20033         to ...
20034         (forward_propagate_into_comparison_1): ... this.
20035         (forward_propagate_comparison): Rename to ...
20036         (forward_propagate_into_comparison): ... this.  Split out
20037         real forward propagation code to ...
20038         (forward_propagate_comparison): ... this.
20039         (forward_propagate_into_gimple_cond): Remove looping.
20040         (forward_propagate_into_cond): Likewise.
20041         (simplify_not_neg_expr): Return whether we have done something.
20042         (simplify_gimple_switch): Likewise.
20043         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
20044         (ssa_forward_propagate_and_combine): ... this.  Re-structure
20045         to do a forward forward-propagation walk on BBs and a backward
20046         stmt combining walk on BBs.  Consistently re-scan changed statements.
20047         (pass_forwprop): Adjust.
20048
20049 2011-05-30  Ian Lance Taylor  <iant@google.com>
20050
20051         * godump.c (go_format_type): Correct length of name added to
20052         obstack for anonymous field.
20053
20054 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
20055
20056         PR target/49186
20057         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
20058         part of the second operand is 0.
20059
20060 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
20061
20062         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
20063         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
20064         to memory for !TARGET_MEMORY_MISMATCH_STALL.
20065         (*movdf_internal_rex64): Do not penalize F->r alternative.
20066         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
20067         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
20068         when optimizing function for size.  Do not move CONST_DOUBLEs
20069         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
20070         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
20071         SUBREGs.  Do not check for MEM_P operands in the insn condition,
20072         check for ANY_FP_REGNO_P instead.
20073         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
20074         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
20075         function for speed.
20076         * config/i386/i386.c (ix86_option_override_internal): Do not
20077         set TARGET_INTEGER_DFMODE_MOVES here.
20078
20079 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
20080
20081         PR target/49168
20082         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
20083
20084 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
20085
20086         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
20087         DW_TAG_rvalue_reference_type even for
20088         -gdwarf-4 -fno-debug-types-section.
20089
20090 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20091
20092         PR tree-optimization/46728
20093         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
20094         (build_and_insert_binop): New.
20095         (gimple_expand_builtin_pow): Reorder args for
20096         build_and_insert_call; use build_and_insert_binop; add more
20097         optimizations for fractional exponents.
20098
20099 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
20100
20101         PR bootstrap/49190
20102
20103         Revert:
20104         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
20105
20106         * tree.h (struct tree_identifier): Inherit from tree_typed, not
20107         tree_common.
20108         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
20109         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
20110         TS_BASE instead of TS_COMMON.
20111         * varasm.c (assemble_name): Remove assert.
20112
20113 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
20114
20115         * config.gcc: Keep obselete list sorted.
20116
20117 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
20118             Eric Botcazou  <ebotcazou@adacore.com>
20119
20120         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
20121         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
20122         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
20123         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
20124         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
20125
20126 2011-05-30  Richard Guenther  <rguenther@suse.de>
20127
20128         * gimple.c (gimple_types_compatible_p_1): Compare record
20129         and union type members properly.
20130
20131 2011-05-30  Richard Guenther  <rguenther@suse.de>
20132
20133         PR tree-optimization/49210
20134         * ipa-split.c (split_function): Care for the case where the call
20135         result is not trivially convertible to the result holding variable.
20136
20137 2011-05-30  Richard Guenther  <rguenther@suse.de>
20138
20139         PR tree-optimization/49218
20140         * tree-vrp.c (adjust_range_with_scev): Properly check whether
20141         overflow occured.
20142
20143 2011-05-30  Richard Guenther  <rguenther@suse.de>
20144
20145         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
20146         New function split out from ...
20147         (forward_propagate_into_gimple_cond): ... here.  Adjust.
20148         (forward_propagate_into_cond): Likewise.
20149         (forward_propagate_comparison): Also propagate into
20150         comparisons on assignment RHS.  Change return value to
20151         behave similar to forward_propagate_into_cond.
20152         (tree_ssa_forward_propagate_single_use_vars): Handle
20153         strict-overflow warnings properly for forward_propagate_comparison.
20154
20155 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20156
20157         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
20158         from plugin linker.
20159         * configure: Regenerate.
20160
20161 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
20162
20163         PR tree-optimization/49199
20164         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
20165         non-reduction operands are either defined in the loop or by induction.
20166
20167 2011-05-29  Xinliang David Li  <davidxl@google.com>
20168
20169         * opts-global.c (handle_common_deferred_options): Handle new options.
20170         * passes.c (register_one_dump_file): Call register_pass_name.
20171         (execute_one_pass): Check explicit enable/disable flag.
20172         (passr_hash): New function.
20173         (passr_eq): Ditto.
20174         (register_pass_name): Ditto.
20175         (get_pass_by_name): Ditto.
20176         (pass_hash): Ditto.
20177         (pass_eq): Ditto.
20178         (enable_pass): Ditto.
20179         (disable_pass): Ditto.
20180         (is_pass_explicitly_enabled_or_disabled): Ditto.
20181
20182 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
20183
20184         * config/i386/i386.md (*movoi_internal_avx): Use
20185         standard_sse_constant_opcode for alternative 0.
20186         (*movti_internal_sse): Ditto.
20187         (*movti_internal_rex64): Use standard_sse_constant_opcode for
20188         alternative 2.
20189         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
20190         sselog1 type moves.
20191         (*movsi_internal): Ditto.
20192         (*movdi_internal): Ditto.  Add ssecvt type moves.
20193
20194 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
20195
20196         PR target/48830
20197         * rtlanal.c (simplify_subreg_regno): Adjust comment.
20198
20199 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
20200
20201         PR rtl-optimization/49095
20202         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
20203         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
20204
20205 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
20206
20207         PR target/43995
20208         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
20209         recurse_p argument.  Only follow register copies if it is set,
20210         and prevent mips_find_pic_call_symbol from recursing.
20211         (mips_find_pic_call_symbol): Add a recurse_p argument.
20212         Pass it to mips_pic_call_symbol_from_set.
20213         (mips_annotate_pic_calls): Update accordingly.
20214
20215 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
20216
20217         * emit-rtl.c (try_split): Use a loop to search for
20218         NOTE_INSN_CALL_ARG_LOCATIONs.
20219
20220 2011-05-29  Richard Guenther  <rguenther@suse.de>
20221
20222         PR tree-optimization/49217
20223         * ipa-pure-const.c (propagate_pure_const): Fix typos.
20224
20225 2011-05-28  Jan Hubicka  <jh@suse.cz>
20226
20227         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
20228         length.
20229         (string_slot_free): Remove
20230         (create_output_block): Initialize obstack.
20231         (destroy_output_block): Free obstack.
20232         (lto_string_index): Add PERSISTENT parameter; do not duplicate
20233         the string unless it needs to be added into the hash.
20234         (lto_output_string_with_length): Add persistent attribute;
20235         handle NULL strings.
20236         (lto_output_string): Add PERSISTENT parameter.
20237         (output_string_cst, output_identifier): Simplify.
20238         (lto_output_location_bitpack): Update.
20239         (lto_output_builtin_tree): Update.
20240         * lto-streamer.h (struct output_block): Add obstack.
20241         (lto_output_string, lto_output_string_with_length): Remove
20242         declarations; functions are static now.
20243
20244 2011-05-28  Jan Hubicka  <jh@suse.cz>
20245
20246         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
20247         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
20248         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
20249         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
20250         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
20251         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
20252         unpack_ts_decl_with_vis_value_fields,
20253         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
20254         lto_get_builtin_tree): Use enum and variable length i/o.
20255         * basic-block.h (profile_status_d): Add PROFILE_LAST.
20256         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
20257         New functions.
20258         (bp_pack_enum, bp_unpack_enum): New macros.
20259
20260 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
20261
20262         * genrecog.c: Remove redundant forward declarations.
20263
20264 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
20265
20266         * config.gcc: Deprecate mips*-*-openbsd*.
20267
20268 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
20269
20270         PR bootstrap/49195
20271         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
20272         for match_op_dup.
20273
20274 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
20275
20276         PR middle-end/48981
20277         * gengtype.c (vec_prefix_type): New function.
20278         (note_def_vec): Use vec_prefix_type and change the length
20279         attribute to be based on the prefix.
20280         * vec.c: Include coretypes.h before vec.h.
20281         (struct vec_prefix): Remove.
20282         (vec_gc_p_reserve): Change the offsetof to sizeof.
20283         (vec_gc_p_reserve_exact): Likewise.
20284         (vec_heap_p_reserve): Likewise.
20285         (vec_heap_p_reserve_exact): Likewise.
20286         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
20287         (vec_stack_p_reserve): Change the offsetof to sizeof.
20288         (vec_stack_p_reserve_exact): Likewise.
20289         * vec.h (struct vec_prefix): New struct definition.
20290         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
20291         (VEC_T_GTY(T,B)): Likewise.
20292         (DEF_VEC_FUNC_P(T)): Use prefix field.
20293         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
20294         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
20295
20296 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20297
20298         PR tree-optimization/46728
20299         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
20300         (powi_as_mults): Add gimple_set_location.
20301         (build_and_insert_call): New.
20302         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
20303         0.5, 0.25, 0.75, 1./3., or 1./6.
20304
20305 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
20306
20307         * doc/contrib.texi: Update copyright years.
20308         (Contributors): Add Zdenek Sojka.
20309
20310 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
20311
20312         * c-decl.c (c_push_function_context): Copy the current statement
20313         list stack.
20314         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
20315         (finish_struct): Call building_stmt_list_p instead of checking
20316         cur_stmt_list.
20317         * c-parser.c (c_parser_postfix_expression): Likewise.
20318         * c-typeck.c (c_end_compound_stmt): Likewise.
20319         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
20320         * tree-iterator.c (stmt_list_cache): Change to a VEC.
20321         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
20322         (free_stmt_list): Likewise.
20323         * tree.h (struct tree_statement_list): Include typed_tree instead
20324         of tree_common.
20325         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
20326         as TS_TYPED instead of TS_COMMON.
20327
20328 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20329             Uros Bizjak  <ubizjak@gmail.com>
20330
20331         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
20332         (HAVE_AS_IX86_TLSGDPTL): Define.
20333         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
20334         (HAVE_AS_IX86_TLSLDMPLT): Define.
20335         * configure: Regenerate.
20336         * config.in: Regenerate.
20337         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
20338         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
20339         TARGET_SUN_TLS, use @tlsgdplt or @plt.
20340         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
20341         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
20342         @tlsldmplt or @plt.
20343         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
20344
20345 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
20346
20347         * sched-int.h (struct _haifa_deps_insn_data): New members cond
20348         and reverse_cond.
20349         (INSN_COND, INSN_REVERSE_COND): New macros.
20350         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
20351         once.
20352         (sched_get_condition_with_rev): Cache the results, and look them up
20353         if possible.
20354         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
20355         are clobbered by the current insn.
20356         * target.def (exposed_pipline): New sched data hook.
20357         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
20358         * doc/tm.texi: Regenerate.
20359
20360 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20361
20362         PR tree-optimization/49170
20363         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
20364         sincos or cexp.
20365
20366 2011-05-27  Richard Guenther  <rguenther@suse.de>
20367
20368         PR middle-end/49189
20369         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
20370         of comparisons.
20371
20372 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
20373
20374         * haifa-sched.c (sched_scan_info): Remove.
20375         (schedule_block): Call sched_extend_luids rather than sched_init_luids
20376         with NULL args.
20377         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
20378         Remove functions.
20379         (sched_scan): Remove.
20380         (sched_extend_luids): Renamed from luids_extend_insn and no longer
20381         static.  All callers changed.
20382         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
20383         static.  All callers changed.
20384         (sched_init_luids): Remove all arguments except the first.  All
20385         callers changed.  Don't use sched_scan.
20386         (haifa_init_h_i_d): Likewise.
20387         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
20388         manually rather than using sched_init_luids.  Likewise with
20389         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
20390         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
20391         rather than sched_init_luids with NULL args.
20392         * sel-sched-ir.c (new_insns): Remove variable.
20393         (sched_scan): New static function, previously in haifa-sched.c.  Remove
20394         all arguments but the first two; all callers changed.
20395         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
20396         rather than sched_init_luids.
20397         (sel_init_bbs): Remove second argument.  All callers changed.
20398         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
20399         with NULL arguments.
20400         (create_insn_rtx_from_pattern): Likewise.
20401         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
20402         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
20403         (sched_init_insn_luid, sched_extend_luids): Declare.
20404         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
20405         declarations.
20406
20407 2011-05-27  Richard Guenther  <rguenther@suse.de>
20408
20409         PR middle-end/49177
20410         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
20411         A CMP B ? (T) true : (T) false for non-integral types T again.
20412
20413 2011-05-27  Jan Hubicka  <jh@suse.cz>
20414
20415         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
20416         so 0 means NULL string.
20417         (lto_output_string_with_length): ... here.
20418         (lto_output_string, output_string_cst, output_identifier): Update
20419         handling of NULL strings.
20420         (lto_output_location_bitpack): New function.
20421         (lto_output_location): Use it.
20422         (lto_output_tree_ref): Use output_record_start.
20423         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
20424         len values.
20425         * lto-streamer-in.c (string_for_index): Break out from ...; offset
20426         values by 1.
20427         (input_string_internal): ... here;
20428         (input_string_cst, input_identifier, lto_input_string): Update handling
20429         of NULL strings.
20430         (lto_input_location_bitpack): New function
20431         (lto_input_location): Use it.
20432         (unpack_ts_type_common_value_fields): Pack align & alias in var len
20433         values.
20434         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
20435         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
20436         (bp_pack_value): Sanity check the value range.
20437         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
20438         New functions.
20439         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
20440         New functions.
20441
20442 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
20443
20444         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
20445         call_arg_location instructions down the floor.
20446
20447 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
20448
20449         PR rtl-optimization/49154
20450         * ira.c (setup_pressure_classes): Process class without sublcasses
20451         as a candidate for pressure classes.
20452
20453 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
20454
20455         PR rtl-optimization/48575
20456         * genrecog.c (position_type): New enum.
20457         (position): New structure.
20458         (decision): Use position structure instead of a string.
20459         (root_pos, peep2_insn_pos_list): New variables.
20460         (next_position, compare_positions): New functions.
20461         (new_decision): Use position structures instead of strings.
20462         (maybe_both_true): Likewise.
20463         (change_state): Likewise.
20464         (write_tree): Likewise.
20465         (make_insn_sequence): Likewise.
20466
20467 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
20468
20469         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
20470         TS_BASE instead of TS_COMMON.
20471         (find_decls_types_r): Check for TS_TYPED structure before looking at
20472         TREE_TYPE.
20473         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
20474         Add chain field.
20475         (BLOCK_CHAIN): Use new chain field.
20476
20477 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
20478
20479         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
20480         moves expensive on Power7 also.
20481
20482 2011-05-26  Richard Guenther  <rguenther@suse.de>
20483
20484         * fold-const.c (fold_unary_loc): Remove bogus code.
20485
20486 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
20487
20488         * tree.h (struct tree_identifier): Inherit from tree_typed, not
20489         tree_common.
20490         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
20491         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
20492         TS_BASE instead of TS_COMMON.
20493         * varasm.c (assemble_name): Remove assert.
20494
20495 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
20496
20497         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
20498         substituted first.
20499         * libgcc-std.ver: Delete file.
20500
20501 2011-05-26  Richard Guenther  <rguenther@suse.de>
20502
20503         PR tree-optimization/48702
20504         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
20505         only when we know the base address is within bounds.
20506         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
20507         assume the base address of TARGET_MEM_REFs is in bounds.
20508
20509 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20510
20511         PR target/49099
20512         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
20513         declaration in TARGET_SOLARIS.
20514
20515 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
20516
20517         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
20518         The instruction is then expanded explicitly.
20519         (supported_compare): Callable instruction.
20520         (compare): Likewise.
20521
20522 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
20523
20524         PR c++/49165
20525         * gimplify.c (shortcut_cond_r): Don't special case
20526         COND_EXPRs if they have void type on one of their arms.
20527
20528 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
20529
20530         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
20531         to reduce duplication, and to achieve a slightly more logical order
20532         of operations.
20533
20534 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
20535
20536         PR tree-optimization/49161
20537         * tree-vrp.c (struct case_info): New type.
20538         (compare_case_labels): Sort case_info structs instead of
20539         trees, and not primarily by CASE_LABEL uids but by
20540         label_for_block indexes.
20541         (find_switch_asserts): Put case labels into struct case_info
20542         array instead of TREE_VEC, adjust sorting, compare label_for_block
20543         values instead of CASE_LABELs.
20544
20545 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
20546
20547         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
20548         ("orndi3_neon"): Likewise.
20549         ("bic<mode>3_neon"): Likewise.
20550
20551 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
20552
20553         PR tree-optimization/49038
20554         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
20555         Ensure at least one epilogue iteration if required by data
20556         accesses with gaps.
20557         * tree-vectorizer.h (struct _loop_vec_info): Add new field
20558         to mark loops that require peeling for gaps.
20559         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
20560         (vect_get_known_peeling_cost): Take peeling for gaps into
20561         account.
20562         (vect_transform_loop): Generate epilogue if required by data
20563         access with gaps.
20564         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
20565         loop as requiring an epilogue if there are gaps in the end of
20566         the strided group.
20567
20568 2011-05-25  Ian Lance Taylor  <iant@google.com>
20569
20570         * godump.c (go_format_type): Output the first field with a usable
20571         Go type, if any.
20572
20573 2011-05-25  Ian Lance Taylor  <iant@google.com>
20574
20575         * godump.c (go_format_type): Check for invalid type names, pointer
20576         target types, and struct field types.
20577
20578 2011-05-25  Jason Merrill  <jason@redhat.com>
20579
20580         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
20581
20582 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
20583
20584         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
20585
20586 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20587
20588         * config/i386/i386.md (*movqi_extv_1)): Put back
20589         "register_operand" check in "type" calculation.
20590         (*movqi_extzv_2): Likewise.
20591
20592 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20593
20594         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
20595
20596 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
20597
20598         PR bootstrap/49160
20599         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
20600         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
20601         __divxc3, __divtc3): Wrap definitions in #ifndef.
20602
20603 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20604
20605         PR target/49142
20606         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
20607         "register_operand" check and replace q_regs_operand with
20608         QIreg_operand in "type" calculation.
20609         (*movqi_extv_1): Likewise.
20610         (*movqi_extzv_2_rex64): Likewise.
20611         (*movqi_extzv_2): Likewise.
20612
20613         * config/i386/predicates.md (QIreg_operand): New.
20614
20615 2011-05-25  Richard Guenther  <rguenther@suse.de>
20616
20617         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
20618         type-based offset disambiguation, streamline MEM_REF and
20619         TARGET_MEM_REF handling.
20620
20621 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20622
20623         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
20624         (bdesc_special_args): Add pause intrinsic.
20625
20626         * config/i386/i386.md (UNSPEC_PAUSE): New.
20627         (pause): Likewise.
20628         (*pause): Likewise.
20629         * config/i386/ia32intrin.h (__pause): Likewise.
20630
20631         * doc/extend.texi (X86 Built-in Functions): Add documentation for
20632         pause intrinsic.
20633
20634 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20635
20636         PR tree-optimization/46728
20637         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
20638         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
20639
20640 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
20641
20642         * tree.h (struct tree_exp): Inherit from struct tree_typed.
20643         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
20644         instead of TS_COMMON.
20645
20646 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
20647
20648         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
20649         LIBGCC2_GNU_PREFIX is defined.
20650         (__N): New macro.
20651         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
20652         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
20653         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
20654         __clz_tab): Define using __N.
20655         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
20656         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
20657         * target.def (libfunc_gnu_prefix): New hook.
20658         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
20659         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
20660         * doc/tm.texi: Regenerate.
20661         * system.h (LIBGCC2_GNU_PREFIX): Poison.
20662         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
20663         account.
20664         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
20665         (init_optabs): Likewise for the bswap libfuncs.
20666         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
20667         and divide.
20668         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
20669         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
20670         * libgcc-std.ver: Remove.
20671         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
20672         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
20673         libgcc-std.ver.
20674         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20675         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
20676         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
20677         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
20678         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
20679         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20680         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20681         * config/fixed-bit.h (FIXED_OP): Define differently depending on
20682         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
20683         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
20684
20685 2011-05-25  Jan Hubicka  <jh@suse.cz>
20686
20687         * lto-streamer-out.c (output_record_start): Use lto_output_enum
20688         (lto_output_tree): Use output_record_start.
20689         * lto-streamer-in.c (input_record_start): Use lto_input_enum
20690         (lto_get_pickled_tree): Use input_record_start.
20691         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
20692         (lto_value_range_error): New function.
20693         * lto-streamer.h (lto_value_range_error): Declare.
20694         (lto_output_int_in_range, lto_input_int_in_range): New functions.
20695         (lto_output_enum, lto_input_enum): New macros.
20696
20697 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
20698
20699         * common.opt (flag_stack_usage_info): New variable.
20700         (-Wstack-usage): New option.
20701         * doc/invoke.texi (Warning options): Document -Wstack-usage.
20702         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
20703         <OPT_fstack_usage>: Likewise.
20704         * toplev.c (output_stack_usage): Handle -Wstack-usage.
20705         * calls.c (expand_call): Test flag_stack_usage_info variable instead
20706         of flag_stack_usage.
20707         (emit_library_call_value_1): Likewise.
20708         * explow.c (allocate_dynamic_stack_space): Likewise.
20709         * function.c (instantiate_virtual_regs ): Likewise.
20710         (prepare_function_start): Likewise.
20711         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
20712         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
20713         * config/arm/arm.c (arm_expand_prologue): Likewise.
20714         (thumb1_expand_prologue): Likewise.
20715         * config/avr/avr.c (expand_prologue): Likewise.
20716         * config/i386/i386.c (ix86_expand_prologue): Likewise.
20717         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
20718         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
20719         * config/mips/mips.c (mips_expand_prologue): Likewise.
20720         * config/pa/pa.c (hppa_expand_prologue): Likewise.
20721         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
20722         * config/s390/s390.c (s390_emit_prologue): Likewise.
20723         * config/sh/sh.c (sh_expand_prologue): Likewise.
20724         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
20725         * config/spu/spu.c (spu_expand_prologue): Likewise.
20726
20727 2011-05-25  Richard Guenther  <rguenther@suse.de>
20728
20729         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
20730         (gimple_canonical_types_compatible_p): Likewise.
20731
20732 2011-05-25  Jan Hubicka  <jh@suse.cz>
20733
20734         PR middle-end/49062
20735         * ipa.c (function_and_variable_visibility): Only add to same
20736         comdat group list if DECL_ONE_ONLY.
20737
20738 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
20739
20740         PR rtl-optimization/49014
20741         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
20742
20743 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
20744
20745         PR target/49128
20746         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
20747
20748 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20749
20750         PR rtl-optimization/48757
20751         * ira-build.c (loop_with_eh_edge_p): Rename to
20752         loop_with_complex_edge_p, check edges on complexity, make function
20753         conditional.
20754         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
20755         conditional.
20756
20757 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20758
20759         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
20760         force flag_ira_share_save_slots to 0.
20761
20762 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20763
20764         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
20765         (vt_initialize): Set PROLOGUE_BB unconditionally.
20766         Add block comment about CFA_BASE_RTX machinery.
20767         Reset FP_CFA_OFFSET to -1 on all invalid paths.
20768         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
20769
20770 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
20771
20772         PR objc/48187
20773         * c-parser.c (c_parser_objc_class_instance_variables): More robust
20774         parsing of syntax error in ObjC instance variable lists.  In
20775         particular, avoid an infinite loop if there is a stray ']'.
20776         Updated error message.
20777
20778 2011-05-24  Ian Lance Taylor  <iant@google.com>
20779
20780         * godump.c (go_define): Don't accept a string immediately after
20781         another operand.
20782
20783 2011-05-24  Ian Lance Taylor  <iant@google.com>
20784
20785         * godump.c (struct godump_container): Add invalid_hash field.
20786         (go_format_type): Return false if type is found in invalid_hash.
20787         (go_output_typedef): Add invalid type to invalid_hash.
20788         (go_finish): Create and delete invalid_hash.
20789
20790 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20791
20792         PR tree-optimization/46728
20793         * tree-ssa-math-opts.c (powi_table): New.
20794         (powi_lookup_cost): New.
20795         (powi_cost): New.
20796         (powi_as_mults_1): New.
20797         (powi_as_mults): New.
20798         (gimple_expand_builtin_powi): New.
20799         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
20800         (gate_cse_sincos): Remove sincos/cexp restriction.
20801
20802 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20803
20804         PR target/3746
20805         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
20806         mips-tdump native.
20807         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
20808         * mips-tdump.c: Likewise.
20809
20810 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
20811
20812         PR target/49128
20813         * config/i386/driver-i386.c (host_detect_local_cpu): Always
20814         add -mno-XXX.  Handle FMA.
20815
20816 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20817
20818         PR rtl-optimization/48633
20819         * ira-build.c (loop_with_eh_edge_p): New function.
20820         (mark_loops_for_removal): Use it.
20821
20822 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20823
20824         PR rtl-optimization/48971
20825         * ira.c (setup_pressure_classes): Don't check register move cost
20826         for classes with one registers.  Don't add pressure class if there
20827         is a pressure class with the same available hard registers.
20828         Check contains_reg_of_mode.  Fix a typo in collecting
20829         temp_hard_regset.  Ignore hard registers not belonging to a class.
20830
20831 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
20832
20833         PR target/49133
20834         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
20835
20836 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20837             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20838
20839         PR gcov-profile/48845
20840         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
20841
20842 2011-05-24  Richard Guenther  <rguenther@suse.de>
20843
20844         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
20845         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
20846         (gimple_types_compatible_p_1): Adjust.
20847         (iterative_hash_canonical_type): Do not bother about complete vs.
20848         incomplete types.
20849         (gimple_canonical_types_compatible_p): Likewise.
20850
20851 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20852
20853         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
20854
20855 2011-05-24  Richard Guenther  <rguenther@suse.de>
20856
20857         PR bootstrap/49078
20858         * gimple.c (gimple_register_canonical_type): Revert
20859         previous change.
20860         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
20861         does not for a tree for the case where it matters.  Cache
20862         pointer-type alias-sets.
20863
20864 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
20865
20866         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
20867         (OBJS): Remove options.o, opts-common.o and prefix.o.
20868         (OBJS-libcommon-target): New.
20869         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
20870         (BACKEND): Include libcommon-target.a.
20871         (MOSTLYCLEANFILES): Include libcommon-target.a.
20872         (libcommon-target.a): New.
20873         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
20874         prefix.o.
20875
20876 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
20877
20878         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
20879         parts of output shared with the driver.
20880         * optc-gen.awk: Don't generate parts of output not shared with the
20881         driver.
20882         * opth-gen.awk: Remove GCC_DRIVER conditionals.
20883         * doc/options.texi (SourcerInclude): Mention options-save.c.
20884         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
20885         (OBJS): Add options-save.o.
20886         (options-save.c, options-save.o): New.
20887         (options.o): Update dependencies.
20888         (gcc-options.o): Remove.
20889         (mostlyclean): Remove options-save.c.
20890
20891 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20892
20893         PR debug/49032
20894         * dbxout.c: Include cgraph.h.
20895         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
20896         and without value expr, return NULL if no varpool node exists for
20897         it or if it is not needed.
20898         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
20899
20900         PR c/49120
20901         * c-decl.c (start_decl): Convert expr to void_type_node.
20902
20903 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
20904
20905         PR rtl-optimization/48826
20906         * emit-rtl.c (try_split): When splitting a call that is followed
20907         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
20908
20909 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20910
20911         * cfgexpand.c (expand_debug_expr): For unused non-addressable
20912         parameters passed in memory prefer using DECL_INCOMING_RTL over
20913         the pseudos it will be copied into.
20914
20915 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
20916
20917         PR target/47315
20918         * config/i386/i386.c (ix86_option_override_internal): Save the
20919         initial options after checking vzeroupper.
20920
20921 2011-05-23  David Li  <davidxl@google.com>
20922
20923         PR tree-optimization/48988
20924         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
20925         Initialize has_valid_pred for each pred chain.
20926
20927 2011-05-23  Richard Guenther  <rguenther@suse.de>
20928
20929         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
20930         (iterative_hash_gimple_type): Always hash type names.
20931
20932 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
20933
20934         * c-typeck.c (build_function_call_vec): Tweak call to
20935         check_function_arguments.
20936
20937 2011-05-23  Richard Guenther  <rguenther@suse.de>
20938
20939         PR tree-optimization/49115
20940         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
20941         is not necessarily carried out, do not claim it kills the ref.
20942         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
20943
20944 2011-05-23  Richard Guenther  <rguenther@suse.de>
20945
20946         PR middle-end/15419
20947         * builtins.c (fold_builtin_memory_op): Be less restrictive about
20948         what pointer types we accept for folding.
20949
20950 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20951
20952         * gthr-gnat.c: Remove.
20953         * gthr-gnat.h: Remove.
20954         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
20955         * config/t-freebsd (LIB2ADDEH): Likewise.
20956         * config/t-linux (LIB2ADDEH): Likewise.
20957         * config/t-sol2 (LIB2ADDEH): Likewise.
20958         * config/ia64/t-vms (LIB2ADDEH): Likewise.
20959         * configure.ac (target_thread_file): Remove gnat handling.
20960         * configure: Regenerate.
20961         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
20962
20963 2011-05-23  Tristan Gingold  <gingold@adacore.com>
20964             Eric Botcazou  <ebotcazou@adacore.com>
20965
20966         * gcov.c (create_file_names): If no object directory is specified,
20967         keep the directory of the file.
20968
20969 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20970
20971         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
20972         * configure: Regenerate.
20973
20974 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20975
20976         PR middle-end/48973
20977         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
20978         failed and the comparison has a single bit signed type, use
20979         constm1_rtx instead of const1_rtx for true value.
20980         (do_store_flag): If ops->type is single bit signed type, disable
20981         signel bit test optimization and pass -1 instead of 1 as last
20982         parameter to emit_store_flag_force.
20983
20984 2011-05-23  Tom de Vries  <tom@codesourcery.com>
20985
20986         PR target/45098
20987         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
20988         function.
20989         (infer_loop_bounds_from_undefined): Use new function.
20990
20991 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
20992
20993         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
20994         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
20995         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
20996         and -O0 otherwise.
20997         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
20998
20999 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
21000
21001         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
21002         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
21003         returns true.
21004
21005 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
21006
21007         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
21008
21009 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
21010
21011         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
21012         UNSPEC_MOVE_PIC pattern.
21013
21014 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
21015
21016         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
21017         (sparc-*-rtems*): Likewise.
21018         (sparc64-*-elf*): Likewise.
21019         (sparc64-*-rtems*): Likewise.
21020         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
21021         * config/sparc/t-crtin: New file.
21022         * config/sparc/t-sol2 (crti.o): Delete rule.
21023         (crtn.o): Likewise.
21024         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
21025         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
21026         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
21027         (ENDFILE_SPEC): Add crtn.o.
21028
21029 2011-05-22  Tom de Vries  <tom@codesourcery.com>
21030
21031         PR middle-end/48689
21032         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
21033         CODE_CONTAINS_STRUCT (TS_COMMON).
21034
21035 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
21036
21037         PR middle-end/49029
21038         * expmed.c (extract_fixed_bit_field): Test whether target can be used
21039         only after deciding which mode to use.
21040
21041 2011-05-22  Tom de Vries  <tom@codesourcery.com>
21042
21043         PR target/45098
21044         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
21045         for call to get_shiftadd_cost.
21046
21047 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
21048
21049         PR target/49104
21050         * config/i386/cpuid.h (bit_MMXEXT): New define.
21051
21052 2011-05-22  Nick Clifton  <nickc@redhat.com>
21053
21054         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
21055         initialisation of non-existant args[2] element.  Use args[] array
21056         not arg[] array to pass arguments to build_function_type_list.
21057
21058 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
21059
21060         PR tree-optimization/49087
21061         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
21062
21063 2011-05-21  Jason Merrill  <jason@redhat.com>
21064
21065         PR c++/49092
21066         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
21067         static storage duration.
21068
21069 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
21070
21071         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
21072         frame pointer.
21073
21074 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
21075
21076         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
21077         false if there are call-saved registers here...
21078         (sparc_can_use_return_insn_p): ...but here instead.
21079         (save_or_restore_regs): Fix thinko.
21080         (sparc_expand_prologue): Use current_function_is_leaf.
21081         (sparc_frame_pointer_required): Likewise.
21082
21083 2011-05-21  Nick Clifton  <nickc@redhat.com>
21084
21085         PR target/49098
21086         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
21087
21088 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
21089
21090         * gengtype.c (walk_type): Implemented "atomic" GTY option.
21091         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
21092
21093 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
21094
21095         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
21096         * optc-gen.awk: Move common code to opt-read.awk.
21097         * opth-gen.awk: Likewise.
21098         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
21099
21100 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
21101
21102         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
21103
21104 2011-05-20  Tom de Vries  <tom@codesourcery.com>
21105
21106         PR target/45098
21107         * tree-ssa-loop-ivopts.c: Include expmed.h.
21108         (get_shiftadd_cost): New function.
21109         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
21110
21111 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
21112
21113         PR bootstrap/49086
21114         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
21115         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
21116
21117 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
21118
21119         * Makefile.in: Update comment referring to $(OBJS-common).
21120
21121 2011-05-20  Ian Lance Taylor  <iant@google.com>
21122
21123         * godump.c (go_output_typedef): Put enum constants in the macro
21124         hash table to avoid duplicate Go const definitions.
21125
21126 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
21127
21128         * Makefile.in (LIBDEPS): Add libcommon.a.
21129         (LIBS): Likewise.
21130         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
21131         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
21132         pretty-print.o and version.o.
21133         (OBJS-libcommon): New.
21134         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
21135         (BACKEND): Add libcommon.a.
21136         (MOSTLYCLEANFILES): Likewise.
21137         (libcommon.a): New.
21138         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
21139         (cpp$(exeext)): Likewise.
21140         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
21141         pretty-print.o and input.o.
21142         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
21143         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
21144         (errors.o): Remove.
21145         (mips-tfile): Don't explicitly use version.o.
21146         (mips-tdump): Likewise.
21147         (gcov.o): Depend on $(DIAGNOSTIC_H).
21148         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
21149         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
21150         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
21151         * gcov-dump.c: Include intl.h and diagnostic.h.
21152         (main): Initialize diagnostics.
21153         * gcov.c: Include diagnostic.h.
21154         (fnotice): Remove.
21155         (main): Initialize diagnostics.
21156         * lto-wrapper.c: Include diagnostic.h.
21157         (main): Initialize diagnostics.
21158
21159 2011-05-20  Michael Matz  <matz@suse.de>
21160
21161         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
21162
21163 2011-05-20  Michael Matz  <matz@suse.de>
21164             Richard Guenther  <rguenther@suse.de>
21165
21166         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
21167         use lto_streamer_cache_append directly instead of returning a VEC.
21168         (preload_common_node): Remove.
21169         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
21170         track seen nodes.
21171         (lto_streamer_cache_create): Call lto_preload_common_nodes.
21172
21173 2011-05-20  Richard Guenther  <rguenther@suse.de>
21174
21175         PR tree-optimization/49079
21176         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
21177         MEM_REFs correctly for the trailing array access detection.
21178         Special case constants the same way as decls for overall size
21179         constraining.
21180
21181 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
21182
21183         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
21184         argument expansion.
21185
21186 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
21187
21188         PR tree-optimization/49073
21189         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
21190         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
21191         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
21192
21193 2011-05-20  Richard Guenther  <rguenther@suse.de>
21194
21195         PR middle-end/48849
21196         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
21197         of pointer types the same way the middle-end does.
21198
21199 2011-05-20  Richard Guenther  <rguenther@suse.de>
21200
21201         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
21202         or pointer-to chains.  Delay all fixup to uniquify_nodes.
21203
21204 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
21205
21206         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
21207         (fma4_fmaddsub): Likewise
21208
21209 2011-05-19  Jan Hubicka  <jh@suse.cz>
21210
21211         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
21212         (GIMPLE_TYPE_PAIR_SIZE): New macro.
21213         (type_pair_cache): New static var.
21214         (lookup_type_pair): Use fixed sized custom hash; make inline.
21215         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
21216         calls of lookup_type_pair.
21217         (print_gimple_types_stats): Remove cache stats.
21218         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
21219         and gtc_ob.
21220
21221 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
21222
21223         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
21224         when TARGET_RDRND is active.
21225         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
21226         Generate dummy SImode target register when target is NULL.
21227
21228 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
21229
21230         * config/arm/arm-fpus.def: New.
21231         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
21232         arm-fpus.def.
21233         * config/arm/arm-tables.opt: Regenerate.
21234         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
21235         (arm_option_override): Don't decode FPU name to string here.
21236         * config/arm/arm.opt (mfpu=): Use Enum.
21237         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
21238         Update dependencies.
21239
21240 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
21241
21242         * collect2.c: Include diagnostic.h.
21243         (fatal_perror, fatal, error, fancy_abort): Remove.
21244         (main): Set progname.  Call xmalloc_set_program_name and
21245         diagnostic_initialize.
21246         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
21247         scan_libraries, resolve_lib_name): Call fatal_error instead of
21248         fatal and fatal_perror.
21249         * collect2.h (error, fatal, fatal_perror): Don't declare.
21250         * tlink.c: Include diagnostic-core.h.
21251         (recompile_files): Call fatal_error instead of fatal_perror.
21252         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
21253         pretty-print.o and input.o.
21254         (collect2.o, tlink.o): Update dependencies.
21255
21256 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21257
21258         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
21259
21260 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21261
21262         PR target/40483
21263         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
21264         COMDAT group syntax, both SPARC and x86 variants.
21265         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
21266         * configure: Regenerate.
21267         * config/sol2.h (TARGET_SOLARIS): Define.
21268         (PUSHSECTION_FORMAT): Remove.
21269         (SECTION_NAME_FORMAT): Define.
21270         * config/sol2.c: Include hashtab.h.
21271         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
21272         expansion, using SECTION_NAME_FORMAT.
21273         (solaris_comdat_htab): New variable.
21274         (struct comdat_entry): Define.
21275         (comdat_hash): New function.
21276         (comdat_eq): New function.
21277         (solaris_elf_asm_comdat_section): New function.
21278         (solaris_define_comdat_signature): New function.
21279         (solaris_code_end): New function.
21280         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
21281         (solaris_code_end): Declare.
21282         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
21283         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
21284         solaris_code_end.
21285         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
21286         Remove ATTRIBUTE_UNUSED.
21287         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
21288         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
21289         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
21290         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
21291         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
21292         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
21293         (PUSHSECTION_FORMAT): Remove.
21294         (SECTION_NAME_FORMAT): Redefine.
21295
21296 2011-05-19  Kai Tietz  <ktietz@redhat.com>
21297
21298         * tree-cfg.c (verify_gimple_assign_binary): Barf on
21299         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
21300         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
21301
21302 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
21303             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21304
21305         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
21306
21307 2011-05-19  Richard Guenther  <rguenther@suse.de>
21308
21309         PR middle-end/48985
21310         * tree-object-size.c (addr_object_size): If the pointed-to
21311         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
21312
21313 2011-05-19  Richard Guenther  <rguenther@suse.de>
21314
21315         * gimple.c (gimple_types_compatible_p_1): Compare names of
21316         the types themselves.
21317         (iterative_hash_gimple_type): And hash them that way.
21318         (gimple_register_type_1): If we register a main variant properly
21319         initialize the leader to ourselves.
21320
21321 2011-05-19  Tom de Vries  <tom@codesourcery.com>
21322
21323         PR target/45098
21324         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
21325         get_loop_invariant_expr_id.
21326         (get_loop_invariant_expr_id): Use get_expr_id.
21327         (parm_decl_cost): New function.
21328         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
21329         Improve bound cost estimation.  Use different inv_expr_id for elim and
21330         express cases.
21331
21332 2011-05-19  Tom de Vries  <tom@codesourcery.com>
21333
21334         PR target/45098
21335         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
21336         cost_base.cost == 0.
21337
21338 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
21339
21340         PR target/49002
21341         * config/i386/sse.md
21342         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
21343         load cast.
21344
21345 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
21346
21347         PR tree-optimization/49039
21348         * tree-vrp.c (extract_range_from_binary_expr): For
21349         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
21350         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
21351
21352 2011-05-18  Tom de Vries  <tom@codesourcery.com>
21353
21354         PR target/45098
21355         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
21356
21357 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
21358
21359         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
21360         (*tls_global_dynamic_64): Ditto.
21361         (*tls_local_dynamic_base_32_gnu): Ditto.
21362         (*tls_local_dynamic_base_64): Ditto.
21363         (tls_initial_exec_64_sun): Ditto.
21364
21365 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
21366
21367         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
21368         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
21369         bf592-none.
21370         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
21371         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
21372         * config/bfin/bfin.c (bfin_cpus): Add bf592.
21373         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21374         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
21375         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
21376         * config/bfin/elf.h (LIB_SPEC): Add bf592.
21377
21378 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
21379
21380         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
21381         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
21382         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
21383         target_thread_pointer, arm_structure_size_boundary, struct
21384         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
21385         struct abi_name, arm_all_abis): Remove.
21386         (arm_option_override) Don't process most enumerated option values here.
21387         Don't process target_fpe_name here.  Work with integer not string for
21388         structure size boundary; use separate diagnostics for each case.
21389         * config/arm/arm.h (enum float_abi_type, enum
21390         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
21391         to arm-opts.h.
21392         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
21393         arm_structure_size_boundary): Remove.
21394         * config/arm/arm.opt (mabi=): Use Enum and Init.
21395         (arm_abi_type): New Enum and EnumValue entries.
21396         (mfloat-abi=): Use Enum and Init.
21397         (float_abi_type): New Enum and EnumValue entries.
21398         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
21399         (mfp16-format=): Use Enum and Init.
21400         (arm_fp16_format_type): New Enum and EnumValue entries.
21401         (mstructure-size-boundary=): Use UInteger and Init.
21402         (mtp=): Use Enum and Init.
21403         (arm_tp_type): New Enum and EnumValue entries.
21404
21405 2011-05-18  Richard Guenther  <rguenther@suse.de>
21406
21407         PR tree-optimization/49018
21408         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
21409         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
21410         gimple_has_side_effects.
21411
21412 2011-05-18  Richard Guenther  <rguenther@suse.de>
21413
21414         * gimple.c (gimple_register_type_1): New function, split out from ...
21415         (gimple_register_type): ... here.  Avoid infinite recursion.
21416
21417 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
21418
21419         PR tree-optimization/41881
21420         * tree-vectorizer.h (struct _loop_vec_info): Add new field
21421         reduction_chains along with a macro for its access.
21422         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
21423         (destroy_loop_vec_info): Free reduction chains.
21424         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
21425         (vect_is_slp_reduction): New function.
21426         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
21427         (vect_create_epilog_for_reduction): Support SLP reduction chains.
21428         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
21429         definition types for reduction chains.
21430         (vect_supported_load_permutation_p): Don't allow permutations for
21431         reduction chains.
21432         (vect_analyze_slp_instance): Support reduction chains.
21433         (vect_analyze_slp): Try to build SLP instance from reduction chains.
21434         (vect_get_constant_vectors):  Handle reduction chains.
21435         (vect_schedule_slp_instance): Mark the first statement of the
21436         reduction chain as reduction.
21437
21438 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
21439
21440         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
21441         names for group elements access.
21442         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
21443         reduction chains as well.  Remove data reference and interleaving
21444         related words from the fields names.
21445         * tree-vect-loop.c (vect_transform_loop): Use new names for group
21446         elements access.
21447         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
21448         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
21449         vect_update_interleaving_chain, vect_same_range_drs,
21450         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
21451         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
21452         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
21453         vect_analyze_group_access, vect_analyze_data_ref_access,
21454         vect_create_data_ref_ptr, vect_transform_strided_load,
21455         vect_record_strided_load_vectors): Likewise.
21456         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
21457         vect_model_load_cost, vectorizable_store, vectorizable_load,
21458         vect_remove_stores, new_stmt_vec_info): Likewise.
21459         * tree-vect-slp.c (vect_build_slp_tree,
21460         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
21461
21462 2011-05-18  Richard Guenther  <rguenther@suse.de>
21463
21464         PR middle-end/48989
21465         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
21466         operand verification.
21467         (verify_gimple_assign_binary): Likewise.
21468         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
21469         to non-1-precision BOOLEAN_TYPEs.
21470
21471 2011-05-18  Tom de Vries  <tom@codesourcery.com>
21472
21473         PR target/45098
21474         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
21475
21476 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
21477
21478         PR tree-optimization/49000
21479         * tree-ssa.c (execute_update_addresses_taken): Call
21480         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
21481         be rewritten and decl has been marked for renaming, reset
21482         the debug stmt.
21483
21484 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
21485
21486         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
21487         enum_opts_set when testing if attributes have set -mfpmath=.
21488
21489 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
21490
21491         * config/mips/mips.c (mips_handle_option): Remove unused variable.
21492
21493 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
21494
21495         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
21496         info->entry with 0
21497         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
21498         id.transform_lang_insert_block with NULL.
21499
21500 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
21501
21502         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
21503         (output_fp_compare): Change args 3 and 4 to bool.
21504         (ix86_expand_call): Change arg 6 to bool.
21505         (ix86_attr_length_immediate_default): Change arg 2 to bool.
21506         (ix86_attr_length_vex_default): Change arg 3 to bool.
21507         * config/i386/i386.md: Update all uses.
21508         * config/i386/i386.c: Ditto.
21509         (ix86_flags_dependent): Change return type to bool.
21510
21511 2011-05-17  Richard Guenther  <rguenther@suse.de>
21512
21513         * gimple.c (type_hash_pair_compare): Fix comparison.
21514
21515 2011-05-17  Richard Guenther  <rguenther@suse.de>
21516
21517         * gimple.c (iterative_hash_gimple_type): Simplify singleton
21518         case some more, fix final hash value of the non-singleton case.
21519
21520 2011-05-17  Richard Guenther  <rguenther@suse.de>
21521
21522         PR bootstrap/49013
21523         Revert
21524         2011-05-16  Richard Guenther  <rguenther@suse.de>
21525
21526         * gimple.c (gimple_types_compatible_p_1): Use names of the
21527         type itself, not its main variant.
21528         (iterative_hash_gimple_type): Likewise.
21529
21530 2011-05-17  Richard Guenther  <rguenther@suse.de>
21531
21532         * gimple.c (gimple_register_canonical_type): Use the main-variant
21533         leader for computing the canonical type.
21534
21535 2011-05-17  Nick Clifton  <nickc@redhat.com>
21536
21537         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
21538         moves.
21539
21540         * config/rx/rx.md: Add peephole to remove redundant extensions
21541         after loads.
21542         (bitset_in_memory): Use rx_restricted_mem_operand.
21543         (bitinvert_in_memory): Likewise.
21544         (bitclr_in_memory): Likewise.
21545
21546 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
21547             Nick Clifton  <nickc@redhat.com>
21548
21549         * config/rx/rx.md: Add peepholes to match a register move followed
21550         by a comparison of the moved register.  Replace these with an
21551         addition of zero that does both actions in one instruction.
21552
21553 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
21554
21555         PR target/48986
21556         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
21557         predicate to allow CONST_INT.
21558         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
21559
21560 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
21561
21562         * opts-common.c (opt_enum_arg_to_value): New.
21563         * opts.h (opt_enum_arg_to_value): Declare.
21564         * config/i386/i386.opt (fpmath): Remove.
21565         (mfpmath=): Use Enum, Init and Save.
21566         (fpmath_unit): New Enum and EnumValue entries.
21567         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
21568         name for function fpmath state.
21569         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
21570         * config/i386/i386.c: Include diagnostic.h.
21571         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
21572         (ix86_target_string): Take enum fpmath_unit value instead of string.
21573         (ix86_debug_options): Update call to ix86_target_string.
21574         (ix86_option_override_internal): Don't process fpmath strings here.
21575         (x86_function_specific_save, ix86_function_specific_restore):
21576         Don't handle fpmath state specially.
21577         (ix86_function_specific_print): Pass fpmath state to
21578         ix86_target_string instead of printing in this function.
21579         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
21580         Handle enum attributes.
21581         (IX86_ATTR_ENUM, ix86_opt_enum): New.
21582         (ix86_valid_target_attribute_tree): Update option_strings
21583         handling.  Handle fpmath as enum option.
21584         (ix86_can_inline_p): Update field names for function fpmath state.
21585         (ix86_expand_builtin): Update call to ix86_target_string.
21586         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
21587         (ix86_fpmath): Remove.
21588         * config/i386/t-i386 (i386.o): Update dependencies.
21589
21590 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
21591
21592         PR preprocessor/48677
21593         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
21594         from decoded_options[0], not from itself.
21595
21596 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
21597
21598         * config/i386/constraints.md (z): New constraint.
21599         * config/i386/i386.c (c): New mode attribute.
21600         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
21601         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
21602         constraint for operand 0.
21603         (*call_vzeroupper): Ditto.
21604         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
21605         (*call_rex64_ms_sysv_vzeroupper): Ditto.
21606         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
21607         Use "lzm" constraint for operand 0.
21608         (*call_pop_vzeroupper): Ditto.
21609         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
21610         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
21611         constraint for operand 0.
21612         (*sibcall_vzeroupper): Ditto.
21613         (*sibcall_rex64_ms_sysv): Ditto.
21614         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
21615         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
21616         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
21617         (*sibcall_pop_vzeroupper): Ditto.
21618         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
21619         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
21620         mode iterator.  Use "<c>zm" constraint for operand 1.
21621         (*call_value_vzeroupper): Ditto.
21622         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
21623         for operand 1.
21624         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
21625         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
21626         *call_value_pop_1.  Use "lzm" constraint for operand 1.
21627         (*call_value_pop_vzeroupper): Ditto.
21628         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
21629         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
21630         mode iterator.  Use "Uz" constraint for operand 1.
21631         (*sibcall_value_vzeroupper): Ditto.
21632         (*sibcall_value_rex64_ms_sysv): Ditto.
21633         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
21634         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
21635         constraint for operand 1.
21636         (*sibcall_value_pop_vzeroupper): Ditto.
21637         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
21638         and "z" constraint for operand 2.
21639         (*tls_global_dynamic_32_gnu): Ditto.
21640         (*tls_local_dynamic_base_32_gnu): Ditto.
21641         (*tls_local_dynamic_base_64): Ditto.
21642         (*tls_local_dynamic_32_once): Ditto.
21643         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
21644         Update all callers.
21645         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
21646
21647 2011-05-16  Richard Guenther  <rguenther@suse.de>
21648
21649         * gimple.c (gimple_types_compatible_p_1): Use names of the
21650         type itself, not its main variant.
21651         (iterative_hash_gimple_type): Likewise.
21652
21653 2011-05-16  Richard Guenther  <rguenther@suse.de>
21654
21655         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
21656         always visit pointer target and function result and argument types.
21657
21658 2011-05-16  Jason Merrill  <jason@redhat.com>
21659
21660         PR c++/48999
21661         * tree-inline.c (copy_statement_list): Put back recursion.
21662
21663 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
21664
21665         PR target/27663
21666         PR target/41076
21667         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
21668         * config/avr/avr.md ("*ior<mode>qi.byte0",
21669         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
21670
21671 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
21672
21673         PR target/45099
21674         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
21675         register is needed for a function argument.
21676
21677 2011-05-16  Richard Guenther  <rguenther@suse.de>
21678
21679         * gimple.c (struct type_hash_pair): New type.
21680         (type_hash_pair_compare): New function.
21681         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
21682
21683 2011-05-16  Revital Eres  <revital.eres@linaro.org>
21684
21685         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
21686
21687 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
21688
21689         * config/i386/i386.md (floating point move splitters): Fix
21690         usage of standard_80387_constant_p.
21691         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
21692
21693 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
21694
21695         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
21696
21697 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
21698
21699         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
21700         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
21701         (tree_ssa_lim_finalize): Likewise.
21702
21703 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
21704
21705         * config/i386/constraint.md (Yd, Yx): New register constraints.
21706         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
21707         Yd conditional register constraint.
21708         (*movtf_internal): Use standard_sse_constant_opcode.
21709         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
21710         Yx conditional register constraint.
21711         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
21712         Yd conditional register constraint.  Use standard_sse_constant_p to
21713         check for valid SSE constants and call standard_sse_constant_opcode to
21714         output SSE insn.
21715         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
21716         constants and call standard_sse_constant_opcode to output SSE insn.
21717         * config/i386/i386.c (ix86_option_ovverride_internal): Set
21718         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
21719         optimize_size is set.
21720         (standard_sse_constant_opcode): Output conditional AVX insn templates.
21721
21722 2011-05-14  Tobias Burnus  <burnus@net-b.de>
21723
21724         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
21725
21726 2011-05-13  Martin Jambor  <mjambor@suse.cz>
21727
21728         * ipa-prop.c (ipa_cst_from_jfunc): New function.
21729         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
21730         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
21731         (evaluate_conditions_for_ipcp_clone): Removed.
21732         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
21733         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
21734         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
21735
21736 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
21737
21738         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
21739         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
21740         lieu of MAY_HAVE_DEBUG_STMTS.
21741         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
21742         debug statements if !MAY_HAVE_DEBUG_STMTS.
21743
21744 2011-05-13  Martin Thuresson  <martint@google.com>
21745
21746         PR gcov-profile/47793
21747         * libgcov.c (gcov_exit): Support relative profile paths.
21748         * doc/invoke.texi (-fprofile-dir): Update for above change.
21749
21750 2011-05-13  Richard Guenther  <rguenther@suse.de>
21751
21752         * gimple.c (gimple_canonical_types_compatible_p): Do not use
21753         type-pair caching, do not compare hashes.
21754
21755 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
21756
21757         PR middle-end/48965
21758         * tree-cfg.c (edge_to_cases_cleanup): Return true.
21759         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
21760
21761 2011-05-13  Kai Tietz  <ktietz@redhat.com>
21762
21763         * gimplify.c (gimplify_expr): Make sure operand is boolified.
21764         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
21765         compatible type for TRUTH_NOT_EXPR.
21766
21767 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
21768
21769         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
21770         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
21771         can_create_pseudo_p ().
21772
21773 2011-05-13  Richard Guenther  <rguenther@suse.de>
21774
21775         PR lto/48978
21776         * gimple.c (iterative_hash_gimple_type): Revert change in
21777         pointer target and function result and argument hashing.
21778
21779 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
21780
21781         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
21782         (*movxf_internal_nointeger): Ditto.
21783         (*movdf_internal_rex64): Ditto.
21784         (*movdf_internal): Ditto.
21785         (*movdf_internal_nointeger): Ditto.
21786         (*movsf_internal): Ditto.
21787         (sincos splitters): Use can_create_pseudo ().
21788
21789 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
21790
21791         * config/i386/i386-opts.h: New.
21792         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
21793         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
21794         ix86_section_threshold): Remove.
21795         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
21796         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
21797         OPT_mbranch_cost_.
21798         (ix86_option_override_internal): Don't decode strings for options
21799         other than -march=, -mtune= and -mfpmath=.  Don't allow for
21800         __attribute__ uses in remaining diagnostics for options with
21801         string arguments.  Don't check for integer arguments being negative.
21802         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
21803         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
21804         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
21805         ix86_branch_cost, ix86_section_threshold): Remove.
21806         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
21807         HeaderInclude.
21808         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
21809         but not Var.
21810         (masm=): Use Enum and Init.
21811         (asm_dialect): New Enum and EnumValue entries.
21812         (mbranch-cost=): Use UInteger.
21813         (mlarge-data-threshold=): Use UInteger and Init.
21814         (mcmodel=): Use Enum and Init.
21815         (cmodel): New Enum and EnumValue entries.
21816         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
21817         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
21818         mregparm=): Use UInteger.
21819         (mstringop-strategy=): Use Enum and Init.
21820         (stringop_alg): New Enum and EnumValue entries.
21821         (mtls-dialect=): Use Enum and Init.
21822         (tls_dialect): New Enum and EnumValue entries.
21823         (mabi=): Use Enum and Init.
21824         (calling_abi): New Enum and EnumValue entries.
21825         (mveclibabi=): Use Enum and Init.
21826         (ix86_veclibabi): New Enum and EnumValue entries.
21827
21828 2011-05-13  Nick Clifton  <nickc@redhat.com>
21829
21830         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
21831         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
21832
21833 2011-05-13  Kai Tietz  <ktietz@redhat.com>
21834
21835         PR middle-end/48984
21836         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
21837         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
21838         (gimple_boolify): Check for cast for boolean_type_node instead for
21839         BOOLEAN_TYPE.
21840
21841 2011-05-13  Richard Guenther  <rguenther@suse.de>
21842
21843         PR tree-optimization/48172
21844         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
21845         multiplying by number of iterations for equal step.
21846         (vect_create_cond_for_alias_checks): Likewise.
21847
21848 2011-05-13  Andreas Schwab  <schwab@redhat.com>
21849
21850         * configure.ac: Use AS_HELP_STRING throughout.
21851         * configure: Regenerate.
21852
21853 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
21854
21855         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
21856         (ix86_emit_restore_regs_using_mov): Likewise.
21857         (ix86_emit_restore_sse_regs_using_mov): Likewise.
21858
21859 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
21860
21861         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
21862         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
21863         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
21864         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
21865         RTX_OK_FOR_OLO10_P): ...here.
21866         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
21867         SYMBOLIC_CONST.
21868
21869 2011-05-12  Kai Tietz  <ktietz@redhat.com>
21870
21871         * gimplify.c (gimple_boolify): Re-boolify expression
21872         arguments even if expression type is of kind BOOLEAN_TYPE.
21873         (gimplify_boolean_expr): Removed.
21874         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
21875         and XOR. Additional take care that we keep expression's type.
21876         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
21877         of TRUTH_AND|OR|XOR_EXPR.
21878
21879 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
21880
21881         PR tree-optimization/48975
21882         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
21883         on all bbs here and free and clear ifc_bbs at the end.
21884
21885 2011-05-12  Richard Guenther  <rguenther@suse.de>
21886
21887         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
21888         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
21889         until after simple checks.
21890         (gimple_types_compatible_p): Likewise.
21891         (iterative_hash_gimple_type): Always hash pointer targets
21892         and function return and argument types.
21893         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
21894         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
21895         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
21896         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
21897         completely in the simple compare section.
21898         (gimple_register_canonical_type): Query the cache again after
21899         registering.
21900
21901 2011-05-12  Richard Guenther  <rguenther@suse.de>
21902
21903         PR tree-optimization/48172
21904         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
21905         the number of iterations from the segment size calculation.
21906         (vect_create_cond_for_alias_checks): Adjust.
21907
21908 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
21909
21910         PR debug/48967
21911         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
21912         if validate_subreg fails.
21913
21914 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
21915
21916         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
21917         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
21918         early.
21919
21920 2011-05-12  DJ Delorie  <dj@redhat.com>
21921
21922         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
21923         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
21924         created builtin into rx_builtins array.
21925         (rx_builtin_decl): New function.
21926         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
21927
21928 2011-05-12  DJ Delorie  <dj@redhat.com>
21929             Nick Clifton  <nickc@redhat.com>
21930
21931         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
21932         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
21933         (rx_is_legitimate_address): Add pre-decrement and post-increment
21934         addressing in HImode and QImode.  Fix test for out of range
21935         REG+INT addressing.
21936         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
21937         (rx_align_for_label): Test label before extracting its usage count.
21938         (rx_adjust_insn_lengths): Fix selection of insn codes.
21939         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
21940
21941 2011-05-11  Jason Merrill  <jason@redhat.com>
21942
21943         * tree.c (type_hash_canon): Use struct tree_type_non_common.
21944
21945 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21946
21947         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
21948         reindent the subsequent block.
21949
21950 2011-05-11  Satoru Takabayashi  <satorux@google.com>
21951             Paul Pluzhnikov  <ppluzhnikov@google.com>
21952
21953         * doc/install.texi (Configuration): Document --with-linker-hash-style.
21954         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
21955         * config.in: Add LINKER_HASH_STYLE.
21956         * configure.ac: Add --with-linker-hash-style.
21957         * configure: Regenerate.
21958
21959 2011-05-11  Richard Guenther  <rguenther@suse.de>
21960
21961         PR middle-end/48964
21962         * gimple.c (iterative_hash_canonical_type): Fix typo.
21963
21964 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
21965
21966         * config/i386/i386.c (legitimize_tls_address)
21967         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21968         expanders directly for TARGET_GNU2_TLS.  Determine pic and
21969         __tls_get_addr symbol reference here.  Update call to
21970         gen_tls_global_dynamic_{32,64} for added arguments.
21971         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21972         expanders directly for TARGET_GNU2_TLS.  Determine
21973         __tls_get_addr symbol reference here.  Update call to
21974         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
21975         unique UNSPEC REG_EQUIV to libcall block.
21976         (ix86_tls_get_addr): Declare static.
21977         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
21978         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
21979         Do not determine pic and __tls_get_addr symbol reference here. Do not
21980         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
21981         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
21982         (tls_global_dynamic_64): Add operand 2.  Do not determine
21983         __tls_get_addr symbol reference here.  Do not call
21984         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
21985         (tls_local_dynamic_base64): Ditto for operand 1.
21986
21987 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21988
21989         * function.c (expand_function_start): Initialize stack_check_probe_note
21990         only if the generic stack checking mechanism is used.
21991
21992 2011-05-11  Richard Guenther  <rguenther@suse.de>
21993
21994         PR tree-optimization/15256
21995         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
21996         (A & B) | C, combine (A op CST1) op CST2.
21997         (tree_ssa_forward_propagate_single_use_vars): Only bother to
21998         visit assigns that have uses.
21999
22000 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
22001
22002         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
22003         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
22004         (unpack_ts_type_common_value_fields): ...this.  Update comment.
22005         (unpack_value_fields): Adjust for renaming.
22006         (lto_input_ts_type_tree_pointers): Split into...
22007         (lto_input_ts_type_common_tree_pointer): ...this and...
22008         (lto_input_ts_type_non_common_tree_pointers): ...this.
22009         (lto_input_tree_pointers): Adjust for above split.
22010         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
22011         (pack_ts_type_common_value_fields): ...this.  Update comment.
22012         (lto_output_ts_type_tree_pointers): Split into...
22013         (lto_output_ts_type_common_tree_pointers): ...this and...
22014         (lto_output_ts_type_non_common_tree_pointers): ...this.
22015         (lto_output_tree_pointers): Adjust for above split.
22016         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
22017         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
22018         * stor-layout.c (vector_type_mode): Adjust location of mode field.
22019         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
22020         Define.
22021         (struct tree_type): Split into...
22022         (struct tree_type_common: ...this and...
22023         (struct tree_type_with_lang_specific): ...this and...
22024         (struct tree_type_non_common): ...this.  Adjust accessor macros
22025         accordingly.
22026         (TYPE_VALUES_RAW): Define.
22027         (union tree_node): Update for above changes.
22028         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
22029         TS_TYPE_NON_COMMON.
22030         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
22031         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
22032         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
22033         * treestructu.def (TS_TYPE): Remove.
22034         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
22035         Define.
22036
22037 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
22038
22039         PR debug/48159
22040         * tree-ssa.c (reset_debug_uses): New function.
22041         * tree-flow.h (reset_debug_uses): New prototype.
22042         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
22043         * tree-loop-distribution.c (generate_loops_for_partition): Call
22044         reset_debug_uses on the stmts that will be removed.  Keep around
22045         all debug stmts, don't count them as bits in partition bitmap.
22046         (generate_builtin): Don't count debug stmts or labels as bits in
22047         partition bitmap.
22048
22049 2011-05-11  Richard Guenther  <rguenther@suse.de>
22050
22051         * gimple.c (gimple_type_hash_1): Merge with ...
22052         (gimple_type_hash): ... this.
22053         (gtc_visit): Remove mode parameter and simplify accordingly.
22054         (gimple_types_compatible_p_1): Likewise.
22055         (gimple_types_compatible_p): Likewise.
22056         (iterative_hash_gimple_type): Likewise.
22057         (visit): Likewise.
22058         (gimple_type_eq): Adjust.
22059
22060 2011-05-11  Revital Eres  <revital.eres@linaro.org>
22061
22062         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
22063         enters the branch create an anti edge in the opposite direction
22064         to prevent the creation of reg-moves.
22065         * modulo-sched.c: Adjust comment to reflect the fact we are
22066         scheduling closing branch.
22067         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
22068         (stage_count): New field in struct partial_schedule.
22069         (calculate_stage_count): New function.
22070         (normalize_sched_times): Rename to reset_sched_times and handle
22071         incrementing the sched time of the nodes by a constant value
22072         passed as parameter.
22073         (duplicate_insns_of_cycles): Skip closing branch.
22074         (sms_schedule_by_order): Schedule closing branch.
22075         (ps_insn_find_column): Handle closing branch.
22076         (sms_schedule): Call reset_sched_times and adjust the code to
22077         support scheduling of the closing branch.
22078         (ps_insert_empty_row): Update calls to normalize_sched_times
22079         and rotate_partial_schedule functions.
22080
22081 2011-05-11  Richard Guenther  <rguenther@suse.de>
22082
22083         PR middle-end/48953
22084         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
22085
22086 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
22087
22088         * opts.c (finish_options): Move warning settings from process_options.
22089         * toplev.c (process_options): Move warning settings to finish_options.
22090
22091 2011-05-11  Richard Guenther  <rguenther@suse.de>
22092
22093         PR tree-optimization/18041
22094         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
22095         (simplify_bitwise_binary): ... this.  Handle operand conversions
22096         by applying them to the result instead.
22097         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
22098
22099 2011-05-11  Richard Guenther  <rguenther@suse.de>
22100
22101         * gimple.c (gimple_canonical_types_compatible_p): Split out
22102         from gimple_types_compatible_p and friends.  Do not recurse
22103         to pointed-to types.
22104         (gimple_canonical_type_eq): Use it.
22105         (iterative_hash_canonical_type): Split out from
22106         iterative_hash_gimple_type and friends.  Do not recurse
22107         to pointed-to types.
22108         (gimple_canonical_type_hash): Use it, allocate the hash here.
22109
22110 2011-05-11  Revital Eres  <revital.eres@linaro.org>
22111
22112         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
22113         recognizing doloop.
22114
22115 2011-05-11  Revital Eres  <revital.eres@linaro.org>
22116
22117         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
22118         instead of PREV_INSN.
22119
22120 2011-05-11  Revital Eres  <revital.eres@linaro.org>
22121
22122         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
22123         * loop-doloop.c (doloop_condition_get): Likewise.
22124         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
22125         (doloop_end): New.
22126         * config/arm/arm.md (*addsi3_compare0): Remove "*".
22127
22128 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
22129
22130         * tree.def (CASE_LABEL_EXPR): Add an operand.
22131         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
22132
22133 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
22134
22135         * c-decl.c (c_override_global_bindings_to_false): Remove.
22136         (global_bindings_p): Don't check
22137         c_override_global_bindings_to_false.
22138         * c-tree.h (c_override_global_bindings_to_false): Remove.
22139         * c-typeck.c (composite_type): Don't set
22140         c_override_global_bindings_to_false.
22141
22142 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
22143
22144         PR target/48857, 48495
22145         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
22146         (VSX_MODE): Ditto.
22147         (VSX_MOVE_MODE): Ditto.
22148         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
22149         VSX vector types.  Add V2DImode.
22150         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
22151         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
22152         (MODES_TIEABLE_P): Ditto.
22153
22154         * config/rs6000/rs6000.c (rs6000_emit_move): Use
22155         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
22156         VSX_VECTOR_MODE.
22157         (init_cumulative_args): Ditto.
22158         (rs6000_function_arg_boundary): Ditto.
22159         (rs6000_function_arg_advance_1): Ditto.
22160         (rs6000_function_arg): Ditto.
22161         (rs6000_function_ok_for_sibcall): Ditto.
22162         (emit_frame_save): Ditto.
22163         (rs6000_function_value): Ditto.
22164         (rs6000_libcall_value): Ditto.
22165
22166 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
22167
22168         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
22169         i386/darwin-lib.h to $libgcc_tm_file.
22170         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
22171
22172 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
22173
22174         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
22175
22176 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
22177
22178         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
22179         * config/rs6000/rs6000-tables.opt: New file (generated).
22180         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
22181         rs6000/rs6000-tables.opt to extra_options.
22182         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
22183         * config/rs6000/rs6000.c (rs6000_select): Remove.
22184         (processor_target_table): Move contents to rs6000-cpus.def.
22185         (darwin_rs6000_override_options): Check
22186         global_options_set.x_rs6000_cpu_index instead of
22187         rs6000_select[1].string.
22188         (rs6000_option_override_internal): Likewise.
22189         (rs6000_handle_option): Don't assert that global structures are in
22190         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
22191         (rs6000_default_cpu): New variable.
22192         (rs6000_file_start): Set it instead of local default_cpu.  Check
22193         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
22194         global_options_set.x_rs6000_tune_index instead of rs6000_select.
22195         (rs6000_darwin_file_start): Check rs6000_default_cpu and
22196         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
22197         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
22198         rs6000_select): Remove.
22199         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
22200         Remove.
22201         (mcpu=, mtune=): Use Var, Init, Enum and Save.
22202         * config/rs6000/t-rs6000
22203         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
22204         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
22205         global_options_set.x_rs6000_cpu_index instead of
22206         rs6000_select[1].string.
22207         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
22208         global_options_set.x_rs6000_cpu_index instead of
22209         rs6000_select[1].string.
22210
22211 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
22212
22213         * config.gcc (libgcc_tm_file): Define instead of including files
22214         from ../../libgcc/config/ in tm_file.
22215         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
22216         * configure: Regenerate.
22217         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
22218         libgcc_tm.h, cs-libgcc_tm.h): New.
22219         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
22220         (clean): Remove libgcc_tm.h.
22221         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
22222         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
22223         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
22224
22225 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
22226
22227         PR target/48896
22228         * config/avr/avr.c (avr_ret_register): Return unsigned int
22229         instead of int.
22230         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
22231         it to avr_libcall_value.
22232         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
22233         expand_expr.
22234         (avr_expand_binop_builtin): Ditto.
22235         (avr_expand_unop_builtin): Ditto.
22236
22237 2011-05-10  DJ Delorie  <dj@redhat.com>
22238
22239         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
22240         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
22241         * config/rx/rx.c (rx_align_for_label): Add label and
22242         uses_threshold parameters.  Do not align when the label is not
22243         used enough.
22244         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
22245
22246 2011-05-10  Richard Guenther  <rguenther@suse.de>
22247
22248         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
22249         a series of conversions and apply foldings similar to what
22250         fold-const does.
22251         (tree_ssa_forward_propagate_single_use_vars): Call it.
22252
22253 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
22254
22255         PR tree-optimization/48611
22256         PR tree-optimization/48794
22257         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
22258         referenced from RESX or EH_DISPATCH arguments.
22259
22260         PR debug/48928
22261         * dfp.c (decimal_to_decnumber): Handle conversion from
22262         dconst{1,2,m1,half}.
22263
22264 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
22265
22266         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
22267         for !flag_prefer_avx128.
22268         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
22269
22270 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
22271
22272         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
22273         (fold_ternary_loc): Use expr_location_or.
22274
22275 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
22276
22277         PR debug/48853
22278         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
22279         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
22280         Pmode and mem_mode is not VOIDmode.
22281
22282 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
22283
22284         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
22285         TYPE_QUAL_RESTRICT): Convert to enum.
22286
22287 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
22288
22289         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
22290         (const_pow2_1_to_8_operand): Ditto.
22291         (const_pow2_1_to_128_operand): Ditto.
22292         (const_pow2_1_to_32768_operand): Ditto.
22293         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
22294         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
22295         in insn constraint to check integer value of operand 3.
22296         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
22297
22298         (PINSR_MODE): New mode iterator.
22299         (sse2p4_1): New mode attribute.
22300         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
22301         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
22302         iterator.  Use const_int_operand instead of
22303         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
22304         exact_log2 in insn constraint to check integer value of operand 3.
22305
22306 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
22307
22308         * config/i386/sse.md (blendbits): Remove mode attribute.
22309         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
22310         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
22311         Check integer value of operand 3 in insn constraint.
22312
22313 2011-05-09  Richard Guenther  <rguenther@suse.de>
22314
22315         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
22316         for diagnostics.
22317         (lto_symtab_merge): Likewise.  Do not register types here.
22318         (lto_symtab_merge_decls_2): Likewise.
22319         (lto_symtab_merge_decls_1): Likewise.
22320         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
22321         * gimple.c (enum gtc_mode): Declare.
22322         (gimple_types_compatible_p): Make static.
22323
22324 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22325
22326         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
22327         temporary register to match Pmode.
22328
22329 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
22330
22331         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
22332         and *vec_concatv4si_1_avx.
22333
22334 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
22335
22336         PR rtl-optimization/48927
22337         * ira-conflicts.c (commutative_constraint_p): Use
22338         recog_data.alternative_enabled_p to disable alternatives where
22339         "enabled" attribute is false.
22340         (get_dup_num): Ditto.
22341         * ira-lives.c (single_reg_class): Ditto.
22342         (ira_implicitly_set_insn_hard_regs): Ditto.
22343
22344 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
22345
22346         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
22347         (dataflow_set_preserve_mem_locs): Likewise.
22348
22349 2011-05-09  Philipp Thomas  <pth@suse.de>
22350
22351         * config/mep/mep.c (mep_validate_vliw): Syntax description
22352         should not be translated.
22353
22354 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
22355
22356         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
22357         * config/mips/mips-tables.opt: New file (generated).
22358         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
22359         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
22360         MIPS_ARCH_OPTION_NATIVE): Define.
22361         * config/mips/mips.c (mips_cpu_info_table): Move contents to
22362         mips-cpus.def.
22363         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
22364         mips_parse_cpu): Remove.
22365         (mips_cpu_info_from_opt, mips_default_arch): New.
22366         (mips_handle_option): Don't assert that global structures are in
22367         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
22368         (mips_option_override): Use new variables and functions to set
22369         state of these options.  Use strcmp to check for individual CPU names.
22370         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
22371         definition.
22372         * config/mips/mips.opt (march=): Use ToLower and Enum.
22373         (mips): Use ToLower, Enum and Var.
22374         (mtune=): Use ToLower and Enum.
22375         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
22376
22377 2011-05-08  Jan Hubicka  <jh@suse.cz>
22378
22379         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
22380         Arrange type pairs to be UID ordered.
22381         (gimple_lookup_type_leader): Make inline.
22382
22383 2011-05-09  Nick Clifton  <nickc@redhat.com>
22384
22385         PR target/48899
22386         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
22387         PROCESSOR_DEFAULT.
22388
22389         PR target/48897
22390         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
22391         variable 's'.
22392
22393 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
22394
22395         * combine.c (simplify_comparison): Abstract out parts into...
22396         (simplify_compare_const): ... new function.
22397         (try_combine): Generalize parallel arithmetic/compare combining
22398         to call simplify_compare_const() and CANONICALIZE_COMPARE().
22399
22400 2011-05-08  Jan Hubicka  <jh@suse.cz>
22401
22402         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
22403         (cgraph_create_virtual_clone): Call hooks once virtual clone
22404         is finished.
22405         * cgraph.h (cgraph_clone_node): Update prototype.
22406         * ipa-cp.c (ipcp_estimate_growth): Use
22407         estimate_ipcp_clone_size_and_time.
22408         * ipa-inline-transform.c (clone_inlined_nodes): Update.
22409         * lto-cgraph.c (input_node): Update.
22410         * ipa-inline.c (recursive_inlining): Update.
22411         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
22412         (evaluate_conditions_for_known_args): Break out from ...
22413         (evaluate_conditions_for_edge): ... here.
22414         (evaluate_conditions_for_ipcp_clone): New function.
22415         (inline_node_duplication_hook): Update clone summary based
22416         on parameter map.
22417         (estimate_callee_size_and_time): Rename to ...
22418         (estimate_node_size_and_time): take NODE instead of EDGE;
22419         take POSSIBLE_TRUTHS as argument.
22420         (estimate_callee_size_and_time): Update.
22421         (estimate_ipcp_clone_size_and_time): New function.
22422         (do_estimate_edge_time): Update.
22423
22424 2011-05-08  Richard Guenther  <rguenther@suse.de>
22425
22426         PR middle-end/48908
22427         PR middle-end/48905
22428         * expmed.c (expand_shift_1): Compute adjusted constant shift
22429         amount manually.
22430
22431 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
22432
22433         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
22434
22435 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
22436
22437         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
22438
22439 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
22440
22441         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
22442
22443 2011-05-07  Jan Hubicka  <jh@suse.cz>
22444
22445         * ipa-inline-transform.c (inline_call): Account when program size
22446         decreases.
22447         * ipa-inline.c (relative_time_benefit): New function.
22448         (edge_badness): Reorganize to be power 2 based; fix thinko when
22449         computing badness for negative growth; update comments to match
22450         reality; better dumps.
22451
22452 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
22453
22454         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
22455         type to bool and adjust comment.
22456         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
22457         (fold_mathfn_compare): Remove calls to global_bindings_p.
22458         (fold_inf_compare): Likewise.
22459         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
22460         * c-tree.h (global_bindings_p): Adjust prototype.
22461         * c-decl.c (global_bindings_p): Return bool and simplify.
22462
22463 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
22464
22465         PR tree-optimization/48837
22466         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
22467         when accumulator transformation is performed.
22468
22469 2011-05-06  Jan Hubicka  <jh@suse.cz>
22470
22471         * i386.h (ix86_tune_indices): Add
22472         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
22473         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
22474         * i386.c (initial_ix86_tune_features): Add
22475         X86_SOFTARE_PREFETCHING_BENEFICIAL.
22476         (software_prefetching_beneficial_p): Remove predicate.
22477         (ix86_option_override_internal): Use new macro.
22478
22479 2011-05-06  Jan Hubicka  <jh@suse.cz>
22480
22481         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
22482
22483 2011-05-06  Jan Hubicka  <jh@suse.cz>
22484
22485         * cgraph.c (cgraph_add_thunk): Create real function node instead
22486         of alias node; finalize it and mark needed/reachale; arrange visibility
22487         to be right and add it into the corresponding same comdat group list.
22488         (dump_cgraph_node): Dump thunks.
22489         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
22490         cgraph_function_with_gimple_body_p,
22491         cgraph_first_function_with_gimple_body,
22492         cgraph_next_function_with_gimple_body): New functions.
22493         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
22494         New macros.
22495         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
22496         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
22497         * cgraphunit.c (cgraph_finalize_function): Only look into possible
22498         devirtualization when optimizing.
22499         (verify_cgraph_node): Verify thunks.
22500         (cgraph_analyze_function): Analyze thunks.
22501         (cgraph_mark_functions_to_output): Output thunks only in combination
22502         with function they are assigned to.
22503         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
22504         alias into normal node.
22505         (assemble_thunks): New functoin.
22506         (cgraph_expand_function): Use it.
22507         * lto-cgraph.c (lto_output_node): Stream thunks.
22508         (input_overwrite_node): Stream in thunks.
22509         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
22510         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
22511         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
22512         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
22513         (inline_analyze_function): Do not care about thunk jump functions.
22514         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
22515         * ipa-prop.c (ipa_prop_write_jump_functions): Use
22516         cgraph_function_with_gimple_body_p.
22517         * passes.c (do_per_function_toporder): Use
22518         cgraph_function_with_gimple_body_p.
22519         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
22520         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
22521         (function_called_by_processed_nodes_p): Likewise.
22522
22523 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
22524
22525         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
22526         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
22527         entries.
22528         (mabi=): Replace with separate entries for mabi=altivec,
22529         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
22530         mabi=ieeelongdouble and mabi=ibmlongdouble.
22531         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
22532         check for -mabi=spe without SPE ABI support here.
22533         (rs6000_handle_option): Replace OPT_mabi_ handling with
22534         OPT_mabi_altivec and OPT_mabi_spe handling.
22535
22536 2011-05-06  Cary Coutant  <ccoutant@google.com>
22537
22538         * dwarf2out.c (contains_subprogram_definition): New function.
22539         (should_move_die_to_comdat): Call it.
22540
22541 2011-05-06  Jeff Law  <law@redhat.com>
22542
22543         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
22544         remove_ctrl_stmt_and_useless_edges.
22545         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
22546         (fixup_template_block, thread_single_edge): Likewise.
22547         (mark_threaded_blocks): Use THREAD_TARGET.
22548
22549 2011-05-06  Alan Modra  <amodra@gmail.com>
22550
22551         PR target/48900
22552         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
22553         const0_rtx as the arg to the dummy __tls_get_addr libcall.
22554
22555 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
22556
22557         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
22558         constraint modifier to "r".
22559
22560 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
22561
22562         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
22563         fall through for OPT_mcmodel_.
22564
22565 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22566
22567         * config/s390/s390.c (s390_asm_trampoline_template): Comment
22568         instruction sizes.
22569         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
22570
22571 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
22572
22573         PR target/47930
22574         * config/arm/arm.opt (marm): Document it.
22575         (mthumb): Reject negative variant.
22576
22577 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
22578
22579         PR target/48898
22580         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
22581         Fix typo in "ccvt" variable name.
22582
22583 2011-05-06  Tristan Gingold  <gingold@adacore.com>
22584
22585         PR target/48895
22586         * config/vms/vms-ar.c (main): Remove cwd variable.
22587
22588 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
22589
22590         PR debug/48902
22591         * var-tracking.c (prepare_call_arguments): Move else before #endif.
22592
22593 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
22594
22595         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
22596         * gimplify.c (gimplify_switch_expr): Likewise.
22597         * omp-low.c (expand_omp_sections): Likewise.
22598         * tree-eh.c (lower_try_finally_switch): Likewise.
22599         (lower_eh_dispatch): Likewise.
22600         * tree.h (build_case_label): Declare.
22601         * tree.c (build_case_label): Define.
22602
22603 2011-05-05  Jason Merrill  <jason@redhat.com>
22604
22605         PR c++/40975
22606         * tree-inline.c (copy_tree_r): Use copy_statement_list.
22607         (copy_statement_list): Don't recurse.
22608         * stor-layout.c (copy_self_referential_tree_r): Don't allow
22609         STATEMENT_LIST.
22610
22611 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22612
22613         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
22614         through from -mfpu= handling.
22615         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
22616
22617 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
22618
22619         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
22620         POST_MODIFY.
22621
22622 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
22623
22624         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
22625         for 11.31.
22626         (hppa[12]*-*-hpux11*): Ditto.
22627         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
22628         * config/ia64/hpux-unix2003.h: New.
22629         * config/pa/pa-hpux1131.opt: New.
22630         * config/pa/pa-hpux1131.h: New.
22631         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
22632         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
22633         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
22634
22635 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
22636
22637         PR debug/48853
22638         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
22639         instead of mode as 3rd argument to recursive call.
22640         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
22641         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
22642         VOIDmode.
22643         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
22644         don't give up if mode is Pmode and mem_mode is not VOIDmode.
22645         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
22646         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
22647
22648 2011-05-05  Julian Brown  <julian@codesourcery.com>
22649
22650         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
22651         parenthesis in D-register case.
22652
22653 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22654
22655         * opt-functions.awk (var_type_struct): Handle Enum options.
22656         * optc-gen.awk: Don't check range of variables of character type.
22657         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
22658         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
22659         rs6000_sdata_name, rs6000_explicit_options): Remove.
22660         (rs6000_option_override_internal): Check for -malign-power here.
22661         Use global_options_set instead of rs6000_explicit_options.
22662         (rs6000_parse_fpu_option): Remove.
22663         (rs6000_handle_option): Access variables via opts and opts_set
22664         pointers.  Use error_at and warning_at.  Add fall-through
22665         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
22666         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
22667         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
22668         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
22669         here.  Don't use rs6000_parse_fpu_option.
22670         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
22671         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
22672         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
22673         (mrecip=): Use Var.
22674         (mspe): Use Var and Save.
22675         (mtraceback=): Use Enum and Var.
22676         (rs6000_traceback_type): New Enum and EnumValue entries.
22677         (mfloat-gprs=): Use Enum, Var and Save.
22678         (rs6000_float_gprs): New Enum and EnumValue entries.
22679         (mlong-double-): use Var and Save.
22680         (msched-costly-dep=, minsert-sched-nops=): Use Var.
22681         (malign-): Use Enum and Var.
22682         (rs6000_alignment_flags): New Enum and EnumValue entries.
22683         (mfpu=): Use Enum.
22684         (fpu_type_t): New Enum and EnumValue entries.
22685         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22686         global_options_set instead of rs6000_explicit_options.
22687         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22688         global_options_set instead of rs6000_explicit_options.
22689         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22690         global_options_set instead of rs6000_explicit_options.
22691         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22692         global_options_set instead of rs6000_explicit_options.
22693         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
22694         global_options_set instead of rs6000_explicit_options.
22695         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22696         global_options_set instead of rs6000_explicit_options.
22697         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
22698         definition.
22699         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22700         global_options_set instead of rs6000_explicit_options.
22701         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
22702         (rs6000_cmodel): New Enum and EnumValue entries.
22703         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22704         global_options_set instead of rs6000_explicit_options.
22705         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
22706         (mtls-size=): Use Enum and Var.
22707         (rs6000_tls_size): New Enum and EnumValue entries.
22708
22709 2011-05-05  Michael Matz  <matz@suse.de>
22710
22711         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
22712         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
22713         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
22714         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
22715         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
22716         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
22717         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
22718         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
22719         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
22720         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
22721         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
22722         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
22723         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
22724         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
22725         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
22726         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
22727
22728 2011-05-05  Richard Guenther  <rguenther@suse.de>
22729
22730         * expmed.c (expand_variable_shift): Rename to ...
22731         (expand_shift_1): ... this.  Take an expanded shift amount.
22732         For rotates recurse directly not building trees for the shift amount.
22733         (expand_variable_shift): Wrap around expand_shift_1.
22734         (expand_shift): Adjust.
22735
22736 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
22737
22738         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
22739
22740 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
22741
22742         * tree.h (get_pending_sizes): Remove prototype.
22743         (put_pending_size): Likewise.
22744         (put_pending_sizes): Likewise.
22745         * stor-layout.c (pending_sizes): Delete.
22746         (get_pending_sizes): Likewise.
22747         (put_pending_size): Likewise.
22748         (put_pending_sizes): Likewise.
22749         (variable_size): Do not call put_pending_size and tidy up.
22750         * function.h (struct function): Remove dont_save_pending_sizes_p.
22751         * lto-streamer-in.c (input_function): Do not stream it.
22752         * lto-streamer-out.c (output_function): Likewise.
22753         * tree-inline.c (initialize_cfun): Do not copy it.
22754         * c-decl.c (store_parm_decls): Do not set it.
22755         * omp-low.c (create_task_copyfn): Likewise.
22756         * tree-optimize.c (tree_rest_of_compilation): Likewise.
22757
22758 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
22759
22760         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
22761         conditions.
22762         (*movdf_internal): Ditto.
22763         (*movdf_internal_nointeger): Ditto.
22764         (*movsf_internal): Ditto.
22765
22766 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22767
22768         * c-decl.c (finish_decl): Don't call get_pending_sizes.
22769         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
22770         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
22771         (c_variable_size): Remove.
22772         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
22773         call put_pending_sizes.
22774         (get_parm_info): Add parameter expr.  Use it to set
22775         arg_info->pending_sizes.
22776         (store_parm_decls): Use arg_info->pending_sizes instead or calling
22777         get_pending_sizes.
22778         * c-parser.c (c_parser_parms_declarator): Update call to
22779         c_parser_parms_list_declarator.
22780         (c_parser_parms_list_declarator): Take parameter expr.  Update
22781         call to push_parm_decl.  Update recursive call.  Don't call
22782         get_pending_sizes.  Update calls to get_parm_info.
22783         (c_parser_objc_method_definition): Update calls to
22784         c_parser_objc_method_decl and objc_start_method_definition.
22785         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
22786         (c_parser_objc_method_decl): Add parameter expr.  Update call to
22787         grokparm.
22788         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
22789         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
22790         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
22791
22792 2011-05-05  Michael Hope  <michael.hope@linaro.org>
22793
22794         PR pch/45979
22795         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
22796         __ARM_EABI__ hosts.
22797
22798 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22799
22800         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
22801         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
22802         (spu_output_mi_thunk): New function.
22803
22804 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22805
22806         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
22807         targetm.asm_out.print_operand.
22808         * config/sol2.c: Include target.h.
22809
22810 2011-05-04  Jan Hubicka  <jh@suse.cz>
22811
22812         * ipa-inline.c (reset_edge_caches): New function.
22813         (update_caller_keys): Add check_inlinablity_for; do not
22814         reset edge caches; remove now unnecesary loop.
22815         (update_callee_keys): Add comments; reset node_growth_cache of callee.
22816         (update_all_callee_keys): Likewise.
22817         (inline_small_functions): Sanity check cache; update code
22818         recomputing it.
22819
22820 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
22821
22822         PR rtl-optimization/47612
22823         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
22824         as the last insn of the sequence to be moved.
22825
22826 2011-05-04  Tobias Burnus  <burnus@net-b.de>
22827
22828         PR fortran/48864
22829         * doc/invoke.texi (Ofast): Document that it
22830         enables Fortran's -fno-protect-parens.
22831
22832 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
22833
22834         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
22835
22836 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
22837
22838         * stor-layout.c (variable_size): Do not issue errors.
22839
22840 2011-05-04  Richard Guenther  <rguenther@suse.de>
22841
22842         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
22843         for array-ref indices.
22844         (tree_coverage_counter_addr): Likewise.
22845         (build_fn_info_type): Use size_int for index types.
22846         (build_gcov_info): Likewise.
22847
22848 2011-05-04  Richard Guenther  <rguenther@suse.de>
22849
22850         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
22851         to build_int_cst.
22852         * c-typeck.c (really_start_incremental_init): Use bitsize_int
22853         for constructor indices.
22854         (push_init_level): Likewise.
22855
22856 2011-05-04  Richard Guenther  <rguenther@suse.de>
22857
22858         * explow.c (promote_mode): Move variable declarations before code.
22859
22860 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
22861
22862         * tree.h (build_function_type_array): Declare.
22863         (build_varargs_function_type_array): Declare.
22864         (build_function_type_vec, build_varargs_function_type_vec): Define.
22865         * tree.c (build_function_type_array_1): New function.
22866         (build_function_type_array): New function.
22867         (build_varargs_function_type_array): New function.
22868
22869 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
22870
22871         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
22872         before setting STMT_VINFO_TYPE.
22873
22874 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22875
22876         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
22877         instead of spu_pass_by_reference.
22878
22879 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22880
22881         * calls.c (emit_library_call_value_1): Invoke
22882         promote_function_mode hook on libcall arguments.
22883         * explow.c (promote_function_mode, promote_mode): Handle TYPE
22884         argument being NULL.
22885         * targhooks.c (default_promote_function_mode): Lisewise.
22886         * config/s390/s390.c (s390_promote_function_mode): Likewise.
22887         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
22888
22889         * doc/tm.texi: Document that TYPE argument might be NULL.
22890
22891 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22892
22893         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
22894
22895 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22896
22897         From Bernd Schmidt
22898         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
22899
22900 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22901
22902         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
22903         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
22904         Move ...
22905         * mips-tfile.c: ... here.
22906         Don't include coretypes.h, tm.h, filenames.h.
22907         (saber_stop): Remove definition and all calls.
22908         [__SABER__]: Remove.
22909         (__LINE__): Remove default.
22910         (Size_t, Ptrdiff_t): Remove definitions.
22911         Replace by size_t, ptrdiff_t.
22912         [!MIPS_DEBUGGING_INFO]: Remove.
22913         (SHASH_SIZE, THASH_SIZE): Remove defaults.
22914         (progname): Add const.
22915         (STATIC): Remove.
22916         Replace all uses by static.
22917         (ALIGN_SYMTABLE_OFFSET): Remove default.
22918         * mips-tdump.c: Don't include coretypes.h, tm.h.
22919         Remove !MIPS_IS_STAB guard.
22920         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
22921         $(TM_H), filenames.h dependencies.
22922         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
22923
22924 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22925
22926         From Jie Zhang
22927         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
22928         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
22929
22930 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22931
22932         From Bernd Schmidt
22933         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
22934         account and save/restore RETS.
22935         (PROFILE_BEFORE_PROLOGUE): Define.
22936         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
22937         the push insn to use predecrement.
22938
22939 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22940
22941         From Jie Zhang
22942         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
22943
22944 2011-05-04  Nick Clifton  <nickc@redhat.com>
22945
22946         * config/mn10300/mn10300.c: Include cfgloop.h.
22947         (DUMP): New macro.
22948         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
22949         Lcc or a FLcc insn into the instruction stream.
22950         (mn10300_block_contains_call): New function.  Returns true if the
22951         given basic block contains a CALL insn.
22952         (mn10300_loop_contains_call_insn): New function.  Returns true if
22953         the given loop contains a CALL insn.
22954         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
22955         to use the SETLB and Lcc or FLcc insns.
22956         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
22957         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
22958         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
22959         disable the SETLB optimization.
22960         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
22961         __SETLB__ or __NO_SETLB__.
22962         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
22963         (movsf_internal): Handle MDR register.
22964         (cmpsi): Make visible.
22965         (setlb): New pattern.
22966         (Lcc): New pattern.
22967         (FLcc): New pattern.
22968
22969 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
22970
22971         PR target/48860
22972         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
22973         for reg<->xmm moves.
22974         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
22975         (vec_concatv2di_rex64_sse): Ditto.
22976         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
22977         (*vec_extractv2di_1_rex64): Ditto.
22978
22979         Revert:
22980         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22981
22982         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
22983         reg<->xmm moves.
22984         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
22985
22986 2011-05-04  Richard Guenther  <rguenther@suse.de>
22987
22988         * tree.h (int_const_binop): Remove notrunc argument.
22989         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
22990         create integer constants that are properly truncated.
22991         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
22992         (const_binop): Remove zero notrunc argument to int_const_binop.
22993         (size_binop_loc): Likewise.
22994         (fold_div_compare): Likewise.
22995         (maybe_canonicalize_comparison_1): Likewise.
22996         (fold_comparison): Likewise.
22997         (fold_binary_loc): Likewise.
22998         (multiple_of_p): Likewise.
22999         * expr.c (store_constructor): Likewise.
23000         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
23001         (maybe_fold_stmt_addition): Likewise.
23002         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
23003         * stor-layout.c (layout_type): Likewise.
23004         * tree-data-ref.c (tree_fold_divides_p): Likewise.
23005         * tree-sra.c (build_ref_for_offset): Likewise.
23006         (build_user_friendly_ref_for_offset): Likewise.
23007         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
23008         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
23009         * tree-ssa-loop-niter.c (inverse): Likewise.
23010         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
23011         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
23012         * tree-switch-conversion.c (check_range): Likewise.
23013         (build_constructors): Likewise.
23014         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
23015         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
23016         (extract_range_from_assert): Likewise.
23017         (vrp_int_const_binop): Likewise.
23018         (extract_range_from_binary_expr): Likewise.
23019         (extract_range_from_unary_expr): Likewise.
23020         (check_array_ref): Likewise.
23021         (find_case_label_range): Likewise.
23022         (simplify_div_or_mod_using_ranges): Likewise.
23023         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
23024         comparing case labels for merging.
23025
23026 2011-05-03  Mark Wielaard  <mjw@redhat.com>
23027
23028         * dwarf2out.c (debug_str_hash_forced): Removed.
23029         (gen_label_for_indirect_string): Removed.
23030         (get_debug_string_label): Removed.
23031         (AT_string_form): Generate label directly.
23032         (output_indirect_string): Test indirect_string_node for
23033         DW_FORM_strp instead of checking label and refcount.
23034         (prune_indirect_string): Removed.
23035         (prune_unused_types): Don't check debug_str_hash_forced or
23036         call prune_indirect_string.
23037
23038 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
23039
23040         PR other/48093
23041         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
23042
23043 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
23044
23045         PR debug/47994
23046         PR debug/47919
23047         * combine.c (try_combine): Skip debug insns at m_split tests.
23048
23049 2011-04-26  Mark Wielaard  <mjw@redhat.com>
23050
23051         PR42288
23052         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
23053         when info_section_emitted.
23054
23055 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
23056
23057         * config/mips/mips-opts.h: New.
23058         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
23059         to mips-opts.h.
23060         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
23061         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
23062         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
23063         via opts pointer.
23064         * config/mips/mips.h (enum mips_code_readable_setting): Move to
23065         mips-opts.h.
23066         (mips_abi, mips_code_readable): Don't declare.
23067         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
23068         (mabi=): Use Enum and Var.
23069         (mips_abi): New Enum and EnumValue entries.
23070         (mcode-readable=): Use Enum and Var.
23071         (mips_code_readable_setting): New Enum and EnumValue entries.
23072         (mr10k-cache-barrier=): Use Enum and Var.
23073         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
23074
23075 2011-05-03  Jan Hubicka  <jh@suse.cz>
23076
23077         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
23078         replace hash by pointer map.
23079         (cgraph_node_set_element_def, cgraph_node_set_element,
23080         const_cgraph_node_set_element, varpool_node_set_element_def,
23081         varpool_node_set_element, const_varpool_node_set_element): Remove.
23082         (free_cgraph_node_set, free_varpool_node_set): New function.
23083         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
23084         * tree-emutls.c: Free varpool node set.
23085         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
23086         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
23087         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
23088         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
23089         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
23090         Move here from ipa.c; implement using pointer_map
23091         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
23092         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
23093         debug_cgraph_node_set, varpool_node_set_new,
23094         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
23095         dump_varpool_node_set, debug_varpool_node_set):
23096         Move to ipa-uitls.c.
23097         * passes.c (ipa_write_summaries): Update.
23098
23099 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
23100
23101         From Mike Frysinger:
23102         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
23103         bf542/bf544/bf547/bf548/bf549.
23104
23105 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
23106
23107         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
23108
23109 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
23110
23111         From Bernd Schmidt:
23112         * config/bfin/bfin.md (MOVCC): New mode_macro.
23113         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
23114         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
23115         comments from generated assembly.
23116
23117 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
23118
23119         From Bernd Schmidt
23120         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
23121         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
23122         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
23123         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
23124         * config/bfin/lib1funcs.asm (___muldi3): New function.
23125
23126 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23127
23128         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
23129         build_function_type_list instead of build_function_type.
23130         Rearrange initialization of `args' to do so.
23131
23132 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23133
23134         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
23135         instead of build_function_type.
23136
23137 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23138
23139         * config/rs6000/rs6000.c (spe_init_builtins): Call
23140         build_function_type_list instead of build_function_type.
23141         (paired_init_builtins, altivec_init_builtins): Likewise.
23142         (builtin_function_type): Likewise.
23143
23144 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23145
23146         * config/sh/sh.c (sh_media_init_builtins): Call
23147         build_function_type_list instead of build_function_type.
23148
23149 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23150
23151         * config/sparc/sparc.c (sparc_file_end): Call
23152         build_function_type_list instead of build_function_type.
23153
23154 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23155
23156         * config/alpha/alpha.c (alpha_init_builtins): Call
23157         build_function_type_list instead of build_function_type.
23158
23159 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23160
23161         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
23162         build_function_type_list instead of build_function_type.
23163
23164 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23165
23166         * config/iq2000/i2000.c (iq2000_init_builtins): Call
23167         build_function_type_list instead of build_function_type.
23168         Delete `endlink' variable.
23169
23170 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23171
23172         * config/avr/avr.c (avr_init_builtins): Call
23173         build_function_type_list instead of build_function_type.
23174
23175 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23176
23177         * config/picochip/picochip.c (picochip_init_builtins): Call
23178         build_function_type_list instead of build_function_type.
23179         Delete `endlink' variable.
23180
23181 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
23182
23183         * config/bfin/bfin.c (bfin_init_builtins): Call
23184         build_function_type_list instead of build_function_type.
23185
23186 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
23187
23188         From Bernd Schmidt
23189         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
23190         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
23191
23192 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
23193
23194         From Jie Zhang:
23195         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
23196         libbffastfp overrides libgcc when -mfast-fp.
23197
23198 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
23199
23200         Originally from Bernd Schmidt
23201         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
23202         * config/bfin/bfin.c (override_options): Test it and error if
23203         TARGET_FDPIC.
23204
23205 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
23206
23207         Originally From Bernd Schmidt
23208         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
23209         FD-PIC.
23210
23211 2011-05-03  Jeff Law  <law@redhat.com>
23212
23213         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
23214         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
23215         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
23216         than accessing AUX field directly.  Free the AUX field before
23217         clearing it.
23218         (thread_block, thread_through_loop_header): Likewise.
23219         (thread_single_edge, mark_threaded_blocks): Likewise.
23220         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
23221         (register_jump_thread): Do not attempt to thread to a NULL edge.
23222
23223 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
23224
23225         * function.c (init_function_start): Call decide_function_section.
23226         * varasm.c (decide_function_section): New function.
23227         (assemble_start_function): When not using
23228         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
23229         or first_function_block_is_cold.
23230         * rtl.h (decide_function_section): Declare.
23231
23232 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
23233             Jakub Jelinek  <jakub@redhat.com>
23234
23235         PR target/48774
23236         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
23237         only succeed if req_mode is the same as set_mode.
23238
23239 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
23240
23241         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
23242         * genemit.c (gen_exp): Handle RETURN.
23243         * emit-rtl.c (verify_rtx_sharing): Likewise.
23244         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
23245         * rtl.c (copy_rtx): RETURN is shared.
23246         * rtl.h (enum global_rtl_index): Add GR_RETURN.
23247         (ret_rtx): New.
23248         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
23249         * config/s390/s390.c (s390_emit_epilogue): Likewise.
23250         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
23251         * config/cris/cris.c (cris_expand_return): Likewise.
23252         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
23253         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
23254         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
23255         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
23256         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
23257         Likewise.
23258         * config/v850/v850.c (expand_epilogue): Likewise.
23259         * config/bfin/bfin.c (bfin_expand_call): Likewise.
23260         * config/arm/arm.md (epilogue): Likewise.
23261         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
23262         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
23263         variable to ret_reg.
23264
23265 2011-05-03  Richard Guenther  <rguenther@suse.de>
23266
23267         PR lto/48846
23268         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
23269         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
23270         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
23271
23272 2011-05-03  Richard Guenther  <rguenther@suse.de>
23273
23274         * c-decl.c (grokdeclarator): Instead of looking at
23275         TREE_OVERFLOW check if the constant fits in the index type.
23276
23277 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
23278
23279         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
23280         (vec_store_lanes<mode><mode>): Likewise.
23281
23282 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
23283
23284         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
23285         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
23286         convert_optab_index values.
23287         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
23288         * genopinit.c (optabs): Initialize the new optabs.
23289         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
23290         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
23291         (expand_STORE_LANES): New functions.
23292         * tree.h (build_array_type_nelts): Declare.
23293         * tree.c (build_array_type_nelts): New function.
23294         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
23295         (vect_model_load_cost): Likewise.
23296         (vect_store_lanes_supported, vect_load_lanes_supported)
23297         (vect_record_strided_load_vectors): Declare.
23298         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
23299         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
23300         (vect_transform_strided_load): Split out statement recording into...
23301         (vect_record_strided_load_vectors): ...this new function.
23302         * tree-vect-stmts.c (create_vector_array, read_vector_array)
23303         (write_vector_array, create_array_ref): New functions.
23304         (vect_model_store_cost): Add store_lanes_p argument.
23305         (vect_model_load_cost): Add load_lanes_p argument.
23306         (vectorizable_store): Try to use store-lanes functions for
23307         interleaved stores.
23308         (vectorizable_load): Likewise load-lanes and loads.
23309         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
23310         to vect_model_store_cost.
23311         (vect_build_slp_tree): Likewise vect_model_load_cost.
23312
23313 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
23314
23315         * hooks.h (hook_bool_mode_uhwi_false): Declare.
23316         * hooks.c (hook_bool_mode_uhwi_false): New function.
23317         * target.def (array_mode_supported_p): New hook.
23318         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
23319         * doc/tm.texi: Regenerate.
23320         * stor-layout.c (mode_for_array): New function.
23321         (layout_type): Use it.
23322         * config/arm/arm.c (arm_array_mode_supported_p): New function.
23323         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
23324
23325 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
23326
23327         PR target/48723
23328         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
23329         for -fstack-check if the size to allocate is negative.
23330
23331 2011-05-02  Lawrence Crowl  <crowl@google.com>
23332
23333         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
23334         (timevar_cond_start): New for starting a timer only when it is not
23335         already running.
23336         (timevar_cond_stop): New for stopping a timer when it was not already
23337         running.
23338
23339         * timevar.c (timevar_stop): Enable start/stop timers to start again.
23340         (timevar_cond_start): New as above.
23341         (timevar_cond_stop): New as above.
23342
23343         * timevar.def: Add start/stop timers for compiler phases,
23344         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
23345         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
23346         and TV_PHASE_FINALIZE.
23347         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
23348         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
23349         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
23350         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
23351         Make unused TV_OVERLOAD into a start/stop timer.
23352
23353         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
23354         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
23355         to indicate that they are start/stop timers.
23356
23357         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
23358         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
23359         Move initialization to do_compile.
23360         (do_compile): Add initialization from above.
23361         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
23362
23363         * c-decl.c (c_write_global_declarations): Add start/stop of
23364         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
23365
23366         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
23367         or TV_PARSE_INLINE, as appropriate.
23368         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
23369         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
23370
23371 2011-05-02  Jason Merrill  <jason@redhat.com>
23372
23373         PR c++/40975
23374         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
23375
23376 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
23377
23378         PR c/35445
23379         * c-decl.c (finish_decl): Only create a composite if the types are
23380         compatible.
23381
23382 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
23383
23384         * config/fr30/fr30-protos.h (Mmode): Don't define.
23385         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
23386         definition where used.
23387         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
23388         define.  Expand definitions where used.
23389         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
23390         Expand definitions where used.
23391         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
23392         rx_function_arg, rx_function_arg_advance,
23393         rx_function_arg_boundary): Expand definitions of those macros.
23394         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
23395         definition where used.
23396
23397 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
23398
23399         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
23400         reg<->xmm moves.
23401         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
23402         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
23403         with *movv2sf_internal_rex64_avx.
23404         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
23405         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
23406         Use %v prefix in insn mnemonic to handle TARGET_AVX.
23407         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
23408         "vex" in "prefix" attribute calculation.
23409         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
23410
23411 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
23412
23413         PR target/47951
23414         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
23415         inputs match the output.
23416
23417 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
23418
23419         PR target/47955
23420         * config/m68k/m68k.c (m68k_expand_prologue): Set
23421         current_function_static_stack_size.
23422
23423 2011-05-02   Jan Hubicka  <jh@suse.cz>
23424
23425         * lto-streamer.c (lto_streamer_cache_insert_1,
23426         lto_streamer_cache_lookup, lto_streamer_cache_create,
23427         lto_streamer_cache_delete): Use pointer map instead of hashtable.
23428         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
23429
23430 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
23431
23432         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
23433         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
23434         config/m68k/t-opts: New files.
23435         * config/m68k/m68k-tables.opt: New file (generated).
23436         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
23437         extra_options and m68k/t-opts to tmake_file.
23438         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
23439         (all_isas): Initialize using m68k-isas.def.
23440         (all_microarchs): Initialize using m68k-microarchs.def.
23441         (m68k_find_selection): Remove.
23442         (m68k_handle_option): Don't assert that global structures are in
23443         use.  Use error_at.  Access variables via opts pointer.  Don't
23444         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
23445         directly for -m68020-40 and -m68020-60.
23446         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
23447         m68k_tune_entry here.
23448         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
23449         to m68k-opts.h.
23450         (m68k_library_id_string): Remove declaration.
23451         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
23452         (m68k_library_id_string): New Variable.
23453         (march=, mcpu=, mtune=): Use Enum and Var.
23454
23455 2011-05-02  Richard Guenther  <rguenther@suse.de>
23456
23457         * varasm.c (output_constructor_regular_field): Compute zero-based
23458         index with double-ints.  Make sure to ICE instead of producing
23459         wrong code.
23460         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
23461         in asserts.  Properly use a signed type.
23462
23463 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
23464
23465         * config/i386/sse.md (V): New mode iterator.
23466         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
23467         TARGET_SSE2.
23468         (V_256): Rename from AVX256MODE.
23469         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
23470         condition to all users.
23471         (VF1): Ditto.
23472         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
23473         condition to all users.
23474         (VF_128): Make V4SF mode unconditional.
23475         (VF_256): Rename from AVX256MODEF2P.
23476         (VI4F_128): Rename from SSEMODE4S.
23477         (VI8F_128): Rename from SSEMODE2D.
23478         (VI4F_256): Rename from AVX256MODE8P.
23479         (VI8F_256): Rename from AVX256MODE4P.
23480         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
23481         (ssescalarmodesuffix): Remove SF and DF modes.
23482         (SSEMODE124): Remove.
23483         (SSEMODE1248): Ditto.
23484         (SSEMODEF2P): Ditto.
23485         (AVXMODEF2P): Ditto.
23486         (AVXMODEFDP): Ditto.
23487         (AVXMODEFSP): Ditto.
23488         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
23489         unconditional.
23490         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
23491         unconditional.
23492         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
23493         xop_pcmov_<mode>256.  Use V mode iterator.
23494
23495         Adjust RTX patterns globally for renamed mode attributes.
23496
23497 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23498
23499         * haifa-sched.c (sched_emit_insn): Emit insn before first
23500         non-scheduled insn.  Inform back-end about new insn.  Add
23501         new insn to scheduled_insns list.
23502
23503 2011-05-02  Richard Guenther  <rguenther@suse.de>
23504
23505         PR tree-optimization/48822
23506         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
23507         (process_scc): Indicate which iteration we start.
23508
23509 2011-05-02  Jan Hubicka  <jh@suse.cz>
23510
23511         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
23512         (lto_section_overrun): New.
23513         * lto-section-out.c (append_block): Rename to ...
23514         (lto_append_block): ... this one; export.
23515         (lto_output_1_stream): Move lto lto-streamer.h
23516         (lto_output_data_stream): Update.
23517         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
23518         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
23519         functions.
23520
23521 2011-05-02  Richard Guenther  <rguenther@suse.de>
23522
23523         * tree.c (tree_code_counts): New global array.
23524         (record_node_allocation_statistics): Count individual tree codes.
23525         (dump_tree_statistics): Dump individual code stats.
23526
23527 2011-05-01  Jan Hubicka  <jh@suse.cz>
23528
23529         * ipa-inline.c (caller_growth_limits): Fix thinko when
23530         looking for largest stack frame.
23531         * ipa-inline.h (dump_inline_summary): Declare.
23532         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
23533         on stack usage.
23534         (dump_inline_summary): Export.
23535         (debug_inline_summary): Declare as DEBUG_FUNCTION.
23536
23537 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
23538
23539         * reginfo.c (memory_move_cost): Change rclass argument type form
23540         'enum reg_class' to reg_class_t.
23541         * reload.h (memory_move_cost): Update prototype.
23542         * postreload.c reload_cse_simplify_set): Change type dclass var to
23543         reg_class_t.
23544         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
23545         Update prototype.
23546         (ira_allocate_and_set_costs): Change aclass argument type form
23547         'enum reg_class' to reg_class_t.
23548         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
23549         Change aclass argument type to reg_class_t.
23550         (update_conflict_hard_reg_costs): Change type aclass and pref vars
23551         to reg_class_t.
23552         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
23553         memory_move_cost call.
23554
23555         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
23556         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
23557         Change type tmp var to reg_class_t.
23558
23559 2011-04-30  Jan Hubicka  <jh@suse.cz>
23560
23561         * ipa-inline.c (can_inline_edge_p): Disregard limits when
23562         inlining into function with flatten attribute.
23563         (want_inline_small_function_p): Be more realistic about inlining
23564         cold calls where callee size grows.
23565
23566 2011-04-30  Jan Hubicka  <jh@suse.cz>
23567
23568         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
23569         flags.
23570
23571 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
23572
23573         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
23574         PRINT_OPERAND_PUNCT_VALID_P): Remove.
23575         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
23576         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
23577         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
23578         (print_operand): Rename to...
23579         (sparc_print_operand): ...this. Make static. Adjust
23580         sparc_print_operand function call.
23581         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
23582         functions.
23583
23584 2011-04-30  Jan Hubicka  <jh@suse.cz>
23585
23586         PR middle-end/48752
23587         * ipa-inline.c (early_inliner): Disable when doing late
23588         addition of function.
23589
23590 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
23591
23592         * dwarf2out.c (get_address_mode): New inline.
23593         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
23594         if not dwarf_strict emit
23595         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
23596         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
23597         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
23598         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
23599         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
23600         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
23601         mem_loc_descriptor callers.
23602         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
23603         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
23604         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
23605         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
23606         (base_types): New variable.
23607         (get_base_type_offset, calc_base_type_die_sizes,
23608         base_type_for_mode, mark_base_types, base_type_cmp,
23609         move_marked_base_types): New functions.
23610         (calc_die_sizes): Assert that die_offset is 0 or equal to
23611         next_die_offset.
23612         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
23613         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
23614         callers.  If not dwarf_strict, call mem_loc_descriptor even for
23615         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
23616         (gen_subprogram_die): Don't give up on call site parameters
23617         with non-integral or large integral modes.  Adjust
23618         mem_loc_descriptor callers.
23619         (prune_unused_types): Call prune_unused_types_mark on base_types
23620         vector entries.
23621         (resolve_addr): Call mark_base_types.
23622         (dwarf2out_finish): Call move_marked_base_types.
23623
23624         PR tree-optimization/48809
23625         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
23626         type.
23627         (gen_inbound_check): Don't compute index_expr - range_min in utype
23628         again, instead reuse SSA_NAME initialized in build_arrays.
23629         Remove two useless gsi_for_stmt calls.
23630
23631 2011-04-29  Jeff Law  <law@redhat.com>
23632
23633         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
23634
23635 2011-04-29  Martin Jambor  <mjambor@suse.cz>
23636
23637         * cgraph.h (cgraph_postorder): Remove declaration.
23638         * ipa-utils.h (ipa_free_postorder_info): Declare.
23639         (ipa_reverse_postorder): Likewise.
23640         * cgraphunit.c: Include ipa-utils.h.
23641         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
23642         * ipa-inline.c: Include ipa-utils.h.
23643         (ipa_inline): Update call to ipa_reverse_postorder.
23644         * ipa-pure-const.c (propagate_pure_const): Update call to
23645         ipa_reduced_postorder and ipa_print_order.  Call
23646         ipa_free_postorder_info to clean up.
23647         (propagate_nothrow): Likewise.
23648         * ipa-reference.c (propagate): Removed a useless call to
23649         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
23650         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
23651         * ipa.c: Include ipa-utils.h.
23652         (ipa_profile): Update call to ipa_reverse_postorder.
23653         (cgraph_postorder): Moved to...
23654         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
23655         (ipa_utils_print_order): Renamed to ipa_print_order.
23656         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
23657         comments.
23658         (ipa_free_postorder_info): New function.
23659         * passes.c: Include ipa-utils.h.
23660         (do_per_function_toporder): Update call to ipa_reverse_postorder.
23661         (ipa_write_summaries): Likewise.
23662         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
23663         (cgraphunit.o): Likewise.
23664         (ipa.o): Likewise.
23665         (ipa-inline.o): Likewise.
23666
23667 2011-04-29  Jan Hubicka  <jh@suse.cz>
23668
23669         * ipa-inline.h (clause_t): Turn into unsigned int.
23670         * ipa-inline-analysis.c (add_clause): Do more simplification.
23671         (and_predicates): Shortcut more cases.
23672         (predicates_equal_p): Move forward; check that clauses are properly
23673         ordered.
23674         (or_predicates): Shortcut more cases.
23675         (edge_execution_predicate): Rewrite as...
23676         (set_cond_stmt_execution_predicate): ... this function; handle
23677         __builtin_constant_p.
23678         (set_switch_stmt_execution_predicate): New .
23679         (compute_bb_predicates): New.
23680         (will_be_nonconstant_predicate): Update TODO.
23681         (estimate_function_body_sizes): Use compute_bb_predicates
23682         and free them later, always try to estimate if stmt is constant.
23683         (estimate_time_after_inlining, estimate_size_after_inlining):
23684         Gracefully handle optimized out edges.
23685         (read_predicate): Fix off by one error.
23686
23687 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
23688
23689         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
23690
23691 2011-04-27  Xinliang David Li  <davidxl@google.com>
23692
23693         * tree-profile.c (init_ic_make_global_vars): Set
23694         tls attribute on ic vars.
23695         * coverage.c (coverage_end_function): Initialize
23696         function_list with zero.
23697
23698 2011-04-29  Richard Guenther  <rguenther@suse.de>
23699
23700         * builtins.c (fold_builtin_classify_type): Use integer_type_node
23701         for the type of the result.
23702         (fold_builtin_isascii): Likewise.
23703         (fold_builtin_toascii): Use integer_type_node where appropriate.
23704         (fold_builtin_logb): Likewise.
23705         (fold_builtin_frexp): Likewise.
23706         (fold_builtin_strstr): Likewise.
23707         (fold_builtin_strpbrk): Likewise.
23708         (fold_builtin_fputs): Likewise.
23709         (fold_builtin_sprintf): Likewise.
23710         (fold_builtin_snprintf): Likewise.
23711         (fold_builtin_printf): Likewise.
23712         (do_mpfr_remquo): Use a proper type for the assigned constant.
23713         (do_mpfr_lgamma_r): Likewise.
23714         * dwarf2out.c (resolve_one_addr): Use size_int.
23715         * except.c (init_eh): Likewise.
23716         (assign_filter_values): Use integer_type_node for filter values.
23717         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
23718         indices.
23719         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
23720         for EH region numbers.
23721         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
23722         for the shift amount.
23723
23724 2011-04-29  Richard Guenther  <rguenther@suse.de>
23725
23726         * expr.h (expand_shift): Rename to ...
23727         (expand_variable_shift): ... this.
23728         (expand_shift): Take a constant shift amount.
23729         * expmed.c (expand_shift): Rename to ...
23730         (expand_variable_shift): ... this.
23731         (expand_shift): New wrapper around expand_variable_shift.
23732         * expr.c (convert_move, emit_group_load_1, emit_group_store,
23733         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
23734         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
23735         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
23736         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
23737         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
23738         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
23739         emit_store_flag_1, emit_store_flag): Likewise.
23740         * builtins.c (expand_builtin_signbit): Likewise.
23741         * calls.c (load_register_parameters): Likewise.
23742         * function.c (assign_parm_setup_block): Likewise.
23743         * lower-subreg.c (resolve_shift_zext): Likewise.
23744         * optabs.c (widen_bswap, expand_abs_nojump,
23745         expand_one_cmpl_abs_nojump, expand_float): Likewise.
23746         * spu/spu.c (spu_expand_extv): Likewise.
23747         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
23748
23749 2011-04-29  Richard Guenther  <rguenther@suse.de>
23750
23751         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
23752         for the remapped region number.
23753         * predict.c (build_predict_expr): Use integer_type_node for the
23754         predict kind.
23755         * fold-const.c (fold_binary_loc): Use integer_type_node for
23756         the shift amount.  Use a proper type for the PLUS_EXPR operand.
23757
23758 2011-04-29  Michael Matz  <matz@suse.de>
23759
23760         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
23761         other trees that just builtins.
23762         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
23763
23764 2011-04-29  Richard Guenther  <rguenther@suse.de>
23765
23766         * tree-nested.c (get_trampoline_type): Use size_int.
23767         (get_nl_goto_field): Likewise.
23768         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
23769         for all indexes.
23770         (lower_eh_constructs_2): Likewise.
23771         (lower_resx): Likewise.
23772         (lower_eh_dispatch): Likewise.
23773         * tree-mudflap.c (mf_build_string): Use size_int.
23774         (mudflap_register_call): Use integer_type_node for the flag.
23775         (mudflap_enqueue_constant): Use size_int.
23776         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
23777         instead of rebuilding it.
23778
23779 2011-04-29  Richard Guenther  <rguenther@suse.de>
23780
23781         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
23782         Handle OBJ_TYPE_REF.
23783         (find_func_aliases_for_call): Use it more consistently.
23784
23785 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
23786
23787         * haifa-sched.c (last_nondebug_scheduled_insn): New.
23788         (rank_for_schedule): Use it.
23789         (schedule_block): Set it.
23790
23791 2011-04-28  David Li  <davidxl@google.com>
23792
23793         * tree.c (crc32_string): Use crc32_byte.
23794         (crc32_byte): New function.
23795         * tree.h (crc32_byte): New function.
23796         * gcov.c (read_graph_file): Handle new cfg_cksum.
23797         (read_count_file): Ditto.
23798         * profile.c (instrument_values): Ditto.
23799         (get_exec_counts): Ditto.
23800         (read_profile_edge_counts): Ditto.
23801         (compute_branch_probabilities): Ditto.
23802         (compute_value_histograms): Ditto.
23803         (branch_prob): Ditto.
23804         (end_branch_prob): Ditto.
23805         * coverage.c (read_counts_file): Ditto.
23806         (get_coverage_counts): Ditto.
23807         (tree_coverage_counter_addr): Ditto.
23808         (coverage_checksum_string): Ditto.
23809         (coverage_begin_output): Ditto.
23810         (coverage_end_function): Ditto.
23811         (build_fn_info_type): Ditto.
23812         (build_fn_info_value): Ditto.
23813         * libgcov.c (gcov_exit): Ditto.
23814         * gcov-dump.c (tag_function): Ditto.
23815         (compute_checksum): Remove.
23816
23817 2011-04-29  Alan Modra  <amodra@gmail.com>
23818
23819         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
23820         unspec plus offset.  Tidy macho code.
23821
23822 2011-04-29  Martin Jambor  <mjambor@suse.cz>
23823
23824         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
23825         node instead of a decl.  Update all callers.
23826         * cgraph.h: Update declaration.
23827
23828 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
23829
23830         PR tree-optimization/48765
23831         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
23832         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
23833         to indicate if loop aware SLP is being used.  Scan the statements
23834         and update the vectorization factor according to the type of
23835         vectorization before statement analysis.
23836         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
23837         pass it to vect_analyze_loop_operations.
23838         (vectorizable_reduction): Set number of copies to 1 in case of pure
23839         SLP statement.
23840         * tree-vect-stmts.c (vectorizable_conversion,
23841         vectorizable_assignment, vectorizable_shift,
23842         vectorizable_operation, vectorizable_type_demotion,
23843         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
23844         Likewise.
23845         (vectorizable_condition): Move the check that it is not SLP
23846         vectorization before the number of copies check.
23847         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
23848         to vectorize the loop using SLP.
23849
23850 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
23851
23852         PR middle-end/48597
23853         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
23854         inline asm.
23855
23856 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
23857
23858         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
23859         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
23860         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
23861         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
23862         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
23863         linux*.h headers.
23864         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
23865         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23866         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23867         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23868         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23869         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
23870         REG_NAME.
23871         * config/i386/linux.h (REG_NAME): Don't define.
23872         * config/i386/linux64.h (REG_NAME): Don't define.
23873         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
23874         Undefine before defining.
23875
23876 2011-04-28  Jan Hubicka  <jh@suse.cz>
23877
23878         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
23879         nonconstant_names array.
23880         (estimate_function_body_sizes): Build nonconstant_names array; handle
23881         BUILT_IN_CONSTANT_P.
23882
23883 2011-04-28  Richard Guenther  <rguenther@suse.de>
23884
23885         PR bootstrap/48804
23886         Revert
23887         2011-04-28  Richard Guenther  <rguenther@suse.de>
23888
23889         * tree-ssa-structalias.c (solve_constraints): Build succ graph
23890         as late as possible.
23891
23892 2011-04-28  Richard Guenther  <rguenther@suse.de>
23893
23894         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
23895         (debug_constraint): Do it here.
23896         (dump_constraints): And here.
23897         (rewrite_constraints): And here.
23898         (dump_constraint_edge): Remove.
23899         (dump_constraint_graph): Rewrite to produce DOT output.
23900         (solve_constraints): Build succ graph as late as possible.
23901         Dump constraint graphs before and after solving.
23902
23903 2011-04-28  Richard Guenther  <rguenther@suse.de>
23904
23905         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23906         New function split out from ...
23907         (find_func_aliases): ... here.  Call it.
23908         (find_func_aliases_for_call): Likewise.
23909
23910 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
23911
23912         * internal-fn.h (internal_fn_name_array): Declare.
23913         (internal_fn_flags_array): Likewise.
23914
23915 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
23916
23917         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
23918         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
23919         Move from sse.md.
23920         (ssemodefsuffix): Remove.
23921         (ssevecmodesuffix): New mode attribute.
23922         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
23923         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
23924         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
23925         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
23926         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
23927         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
23928         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
23929         ssemodesuffix mode attribute.
23930         (float splitters): Use ssevecmodesuffix mode attribute.
23931         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
23932         (sseinsmode): Rename from avxvecmode.
23933         (avxsizesuffix): Rename from avxmodesuffix.
23934         (sseintvecmode): Rename from avxpermvecmode.
23935         (ssedoublevecmode): Rename from ssedoublesizemode.
23936         (ssehalfvecmode): Rename from avxhalfvecmode.
23937         (ssescalarmode): Rename from avxscalarmode.
23938         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
23939         templates for ssemodesuffix mode attribute.
23940         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
23941         mode attribute.
23942
23943         Adjust RTX patterns globally for renamed mode attributes.
23944
23945 2011-04-27  Jan Hubcika  <jh@suse.cz>
23946
23947         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
23948         * ipa-inline-analysis.c: Include alloc-pool.h.
23949         (edge_predicate_pool): New.
23950         (trye_predicate_p): New function
23951         (false_predicate_p): New function.
23952         (add_clause): Sanity check that false clauses are "optimized";
23953         never add clauses to predicate that is already known to be false.
23954         (and_predicate): Use flase_predicate_p.
23955         (evaulate_predicate): Rename to ...
23956         (evaluate_predicate): ... this one; update all callers; assert
23957         that false is not listed among possible truths.
23958         (dump_predicate): Use true_predicate_p.
23959         (account_size_time): Use false_predicate_p.
23960         (evaulate_conditions_for_edge): Rename to ...
23961         (evaluate_conditions_for_edge) ... this one.
23962         (edge_set_predicate): New function.
23963         (inline_edge_duplication_hook): Duplicate edge predicates.
23964         (inline_edge_removal_hook): Free edge predicates.
23965         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
23966         (dump_inline_summary): Update.
23967         (estimate_function_body_sizes): Set edge predicates.
23968         (estimate_calls_size_and_time): Handle predicates.
23969         (estimate_callee_size_and_time): Update.
23970         (remap_predicate): Add toplev_predicate; update comment.
23971         (remap_edge_predicates): New function.
23972         (inline_merge_summary): Compute toplev predicate; update.
23973         (read_predicate): New function.
23974         (read_inline_edge_summary): Use it.
23975         (inline_read_section): Likewise.
23976         (write_predicate): New function.
23977         (write_inline_edge_summary): Use it.
23978         (inline_write_summary): Likewise.
23979         (inline_free_summary): Free alloc pool and edge summary vec.
23980
23981 2011-04-27  Richard Guenther  <rguenther@suse.de>
23982
23983         * tree-ssa-structalias.c (changed_count): Remove.
23984         (changed): Use a bitmap.
23985         (unify_nodes): Adjust.
23986         (do_sd_constraint): Likewise.
23987         (do_ds_constraint): Likewise.
23988         (do_complex_constraint): Likewise.
23989         (solve_graph): Likewise.
23990
23991 2011-04-27  Jan Hubicka  <jh@suse.cz>
23992
23993         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
23994
23995 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
23996
23997         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
23998         (avx_vperm2f128_*_operand): Ditto.
23999         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
24000         Use avx_vpermilp_parallel in insn condition.
24001         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
24002         Use avx_vperm2f128_parallel in insn condition.
24003
24004 2011-04-27  Richard Guenther  <rguenther@suse.de>
24005
24006         * Makefile.in (tree-ssa-structalias.o): Remove
24007         gt-tree-ssa-structalias.h dependency.
24008         (GTFILES): Remove tree-ssa-structalias.c.
24009         * tree.c (allocate_decl_uid): New function.
24010         (make_node_stat): Use it.
24011         (copy_node_stat): Likewise.
24012         * tree.h (allocate_decl_uid): Declare.
24013         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
24014         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
24015         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
24016         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
24017         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
24018         (struct heapvar_map): Likewise.
24019         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
24020         heapvar_insert): Likewise.
24021         (make_heapvar_for): Rename to ...
24022         (make_heapvar): ... this.  Simplify.
24023         (fake_var_decl_obstack): New global var.
24024         (build_fake_var_decl): New function.
24025         (make_constraint_from_heapvar): Adjust.
24026         (handle_lhs_call): Likewise.
24027         (create_function_info_for): Likewise.
24028         (intra_create_variable_infos): Likewise.
24029         (init_alias_vars): Allocate fake_var_decl_obstack.
24030         (init_alias_heapvars, delete_alias_heapvars): Remove.
24031         (compute_points_to_sets): Do not call init_alias_heapvars.
24032         (ipa_pta_execute): Likewise.
24033         (delete_points_to_sets): Free fake_var_decl_obstack.
24034
24035 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
24036
24037         * config/spu/divmovti4.c (union qword_UTItype): New data type.
24038         (si_from_UTItype, si_to_UTItype): New functions.
24039         (__udivmodti4): Use them to implement type-punning.
24040         * config/spu/multi3.c (union qword_TItype): New data type.
24041         (si_from_TItype, si_to_TItype): New functions.
24042         (__multi3): Use them to implement type-punning.
24043
24044 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
24045
24046         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
24047
24048 2011-04-27  Jan Hubicka  <jh@suse.cz>
24049
24050         * ipa-prop.c (function_insertion_hook_holder): New holder.
24051         (ipa_add_new_function): New function.
24052         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
24053         Register/deregister holder.
24054
24055 2011-04-27  Richard Guenther  <rguenther@suse.de>
24056
24057         PR tree-optimization/48772
24058         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
24059
24060 2011-04-27  Richard Guenther  <rguenther@suse.de>
24061
24062         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
24063         TARGET_MEM_REF handling.
24064
24065 2011-04-27  Nick Clifton  <nickc@redhat.com>
24066
24067         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
24068         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
24069         (REG_CLASS_NAMES): Likewise.
24070         (REG_CLASS_CONTENTS): Likewise.
24071         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
24072         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
24073         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
24074         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
24075         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
24076         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
24077         duplicate register classes.
24078         (frv_class_likely_spilled_p): Likewise.
24079         (frv_register_move_cost): Likewise.
24080
24081         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
24082         end of the regno_reg_class array.
24083
24084 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
24085
24086         PR c/48742
24087         * c-typeck.c (build_binary_op): Don't wrap arguments if
24088         int_operands is true.
24089
24090 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
24091
24092         PR target/48767
24093         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
24094         targetm.calls.must_pass_in_stack for void type.
24095
24096 2011-04-26  Jan Hubicka  <jh@suse.cz>
24097
24098         * cgraphbuild.c (build_cgraph_edges): Update call
24099         of cgraph_create_edge and cgraph_create_indirect_edge.
24100         * cgraph.c (cgraph_create_edge_including_clones,
24101         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
24102         cgraph_update_edges_for_call_stmt_node): Do not take nest
24103         argument; do not initialize call_stmt_size/time.
24104         (dump_cgraph_node): Do not dump nest.
24105         (cgraph_clone_edge): Do not take loop_nest argument;
24106         do not propagate it; do not clone call_stmt_size/time.
24107         (cgraph_clone_node): Likewise.
24108         (cgraph_create_virtual_clone): Update.
24109         * cgraph.h (struct cgraph_edge): Remove
24110         call_stmt_size/call_stmt_time/loop_nest.
24111         (cgraph_create_edge, cgraph_create_indirect_edge,
24112         cgraph_create_edge_including_clones, cgraph_clone_node): Update
24113         prototype.
24114         * tree-emutls.c (gen_emutls_addr): Update.
24115         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
24116         loop_nest; handle indirect calls, too.
24117         (clone_inlined_nodes): Do not care about updating inline summaries.
24118         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
24119         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
24120         stream call_stmt_size/call_stmt_time/loop_nest.
24121         * ipa-inline.c (edge_badness): Update.
24122         (ipa_inline): dump summaries after inlining.
24123         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
24124         New.
24125         (inline_edge_summary): New function.
24126         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
24127         (inline_edge_removal_hook): Handle edge summaries.
24128         (inline_edge_duplication_hook): New hook.
24129         (inline_summary_alloc): Alloc hooks.
24130         (initialize_growth_caches): Do not register removal hooks.
24131         (free_growth_caches); Do not free removal hook.
24132         (dump_inline_edge_summary): New function.
24133         (dump_inline_summary): Use it.
24134         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
24135         (inline_update_callee_summaries): New function.
24136         (inline_merge_summary): Use it.
24137         (do_estimate_edge_time, do_estimate_edge_growth): Update.
24138         (read_inline_edge_summary): New function.
24139         (inline_read_section): Use it.
24140         (write_inline_edge_summary): New function.
24141         (inline_write_summary): Use it.
24142         (inline_free_summary): Free edge new holders.
24143         * tree-inline.c (copy_bb): Update.
24144
24145 2011-04-26  Jason Merrill  <jason@redhat.com>
24146
24147         * tree-eh.c (lower_try_finally_switch): Create the label along with
24148         the CASE_LABEL_EXPR.
24149
24150 2011-04-26  David S. Miller  <davem@davemloft.net>
24151             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24152
24153         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
24154         * configure: Regenerate.
24155
24156 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
24157
24158         PR target/48258
24159         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
24160         reduction.
24161         (VEC_reduc): New code iterator and splitters for vector reduction.
24162         (VEC_reduc_name): Ditto.
24163         (VEC_reduc_rtx): Ditto.
24164         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
24165         (reduc_<VEC_reduc_name>_v4sf): Ditto.
24166
24167         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
24168         support for extracting SF on VSX.
24169
24170         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
24171         generating xscvspdp.
24172         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
24173         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
24174         double add, minimum, maximum vector reduction.
24175         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
24176         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
24177         optimize double vector reduction.
24178         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
24179
24180 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
24181
24182         * config/fr30/fr30.h (inhibit_libc): Don't define.
24183         * config/m32r/m32r-protos.h: Correct comment.
24184         * config/v850/v850.h (GHS_default_section_names,
24185         GHS_current_section_names): Use tree, not union tree_node *.
24186
24187 2011-04-26  Xinliang David Li  <davidxl@google.com>
24188
24189         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
24190         * c-family/c-opts.c (c_common_handle_option): Set
24191         warn_maybe_uninitialized.
24192         * opts.c (common_handle_option): Ditto.
24193         * common.opt:  New option.
24194         * tree-ssa.c (warn_uninit): Add one more parameter.
24195         (warn_uninitialized_var): Pass warning code.
24196         * tree-flow.h: Interface change.
24197
24198 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24199
24200         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
24201         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
24202         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
24203
24204 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24205
24206         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
24207         * config/mips/mips.opt (mmips-tfile): Remove.
24208
24209         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
24210         mips-tdump reference to ...
24211         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
24212         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
24213         reference by Tru64 UNIX.
24214
24215 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
24216
24217         PR debug/48768
24218         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
24219         is error_mark_node, set value to NULL.
24220
24221         PR tree-optimization/48734
24222         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
24223         if return value from maybe_fold_*_comparsions isn't something
24224         the code is prepared to handle.
24225
24226 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
24227
24228         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
24229         mode check.
24230         (ext_QIreg_nomode_operands): Remove.
24231         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
24232         (*andsi_1): Ditto.
24233         (*andhi_1): Ditto.
24234
24235 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
24236
24237         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
24238
24239 2011-04-26  Richard Guenther  <rguenther@suse.de>
24240
24241         * c-typeck.c (build_unary_op): Do not expand array-refs via
24242         pointer arithmetic.  Only adjust qualifiers for function types.
24243
24244 2011-04-26  Richard Guenther  <rguenther@suse.de>
24245
24246         PR middle-end/48694
24247         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
24248         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
24249         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
24250         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
24251
24252 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
24253
24254         * doc/extend.texi: Document __underlying_type.
24255
24256 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
24257
24258         * config/rs6000/titan.md (automata_option "progress"): Remove.
24259
24260 2011-04-25  Jeff Law  <law@redhat.com>
24261
24262         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
24263
24264 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
24265
24266         * system.h (ENUM_BITFIELD): Remove.
24267
24268 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
24269             Eric Botcazou  <ebotcazou@adacore.com>
24270
24271         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
24272         for STORE_FLAG_VALUE==-1 case.
24273
24274 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
24275
24276         PR target/43804
24277         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
24278         LEGITIMATE_PIC_OPERAND_P.
24279
24280 2011-04-24  Jan Hubicka  <jh@suse.cz>
24281
24282         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
24283         WPA hack.
24284         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
24285         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
24286         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
24287         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
24288         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
24289         Sanity check predicate length.
24290         (remap_predicate): Likewise; sanity check jump functions.
24291         (inline_read_section, inline_write_summary): Sanity check
24292         predicate length.
24293
24294 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
24295
24296         PR other/48748
24297         * doc/extend.texi (Type Traits): Document __is_standard_layout,
24298         __is_literal_type, and __is_trivial; update throughout about
24299         possibly cv-qualified void types.
24300
24301 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
24302
24303         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
24304         testsuite and make it version agnostic.
24305
24306 2011-04-22  Jan Hubicka  <jh@suse.cz>
24307
24308         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
24309
24310 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
24311
24312         PR c/48685
24313         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
24314         to VOID_TYPE even around MODIFY_EXPR.
24315
24316 2011-04-22  Mike Stump  <mikestump@comcast.net>
24317
24318         * gensupport.c (read_md_rtx): Fix typo in comment.
24319         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
24320         comment.
24321
24322 2011-04-22  Jan Hubicka  <jh@suse.cz>
24323
24324         * gengtype.c (open_base_files): Add ipa-inline.h include.
24325         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
24326         ipa-prop.c; update all uses.
24327         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
24328         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
24329         merge summary of inlined function into former caller.
24330         * ipa-inline.c (max_benefit): Remove.
24331         (edge_badness): Compensate for removal of benefits.
24332         (update_caller_keys): Use
24333         reset_node_growth_cache/reset_edge_growth_cache.
24334         (update_callee_keys): Likewise.
24335         (update_all_callee_keys): Likewise.
24336         (inline_small_functions): Do not collect max_benefit; do not reset
24337         estimated_growth; call free_growth_caches and initialize_growth_caches.
24338         * ipa-inline.h (struct condition, type clause_t, struct predicate,
24339         struct size_time_entry): New structures.
24340         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
24341         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
24342         and estimated_growth.
24343         (edge_growth_cache_entry): New structure.
24344         (node_growth_cache, edge_growth_cache): New global vars.
24345         (estimate_growth): Turn into inline.
24346         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
24347         initialize_growth_caches, free_growth_caches): Declare.
24348         (estimate_edge_growth): Rewrite.
24349         (estimate_edge_time): Implement as inline cache lookup.
24350         (reset_node_growth_cache, reset_edge_growth_cache): New inline
24351         functions.
24352         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
24353         (NUM_CONDITIONS): New constant.
24354         (predicate_conditions): New enum.
24355         (IS_NOT_CONSTANT): New constant.
24356         (edge_removal_hook_holder): New var.
24357         (node_growth_cache, edge_growth_cache): New global vars.
24358         (true_predicate, single_cond_predicate, false_predicate,
24359         not_inlined_predicate, add_condition, add_clause, and_predicates,
24360         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
24361         dump_clause, dump_predicate, account_size_time,
24362         evaulate_conditions_for_edge): New functions.
24363         (inline_summary_alloc): Move to heap.
24364         (inline_node_removal_hook): Clear condition and entry vectors.
24365         (inline_edge_removal_hook): New function.
24366         (initialize_growth_caches, free_growth_caches): New function.
24367         (dump_inline_summary): Update.
24368         (edge_execution_predicate): New function.
24369         (will_be_nonconstant_predicate): New function.
24370         (estimate_function_body_sizes): Compute BB and constantness predicates.
24371         (compute_inline_parameters): Do not clear estimated_growth.
24372         (estimate_edge_size_and_time): New function.
24373         (estimate_calls_size_and_time): New function.
24374         (estimate_callee_size_and_time): New function.
24375         (remap_predicate): New function.
24376         (inline_merge_summary): New function.
24377         (do_estimate_edge_time): New function based on...
24378         (estimate_edge_time): ... this one.
24379         (do_estimate_edge_growth): New function.
24380         (do_estimate_growth): New function based on....
24381         (estimate_growth): ... this one.
24382         (inline_analyze_function): Analyze after deciding on jump functions.
24383         (inline_read_section): New function.
24384         (inline_read_summary): Use it.
24385         (inline_write_summary): Write all the new data.
24386         * ipa-prop.c (ipa_get_param_decl_index): Export.
24387         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
24388         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
24389         Declare.
24390         (ipa_get_lattice): Move here from ipa-cp.c
24391         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
24392         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
24393         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
24394         cgraph_edge_inlinable_p): Remove.
24395         * cgraphunit.c: Include ipainline.h
24396         (cgraph_process_new_functions): Update call of
24397         compute_inline_parameters.
24398
24399 2011-04-22  Richard Guenther  <rguenther@suse.de>
24400
24401         * tree.c (build_int_cst): Properly create canonicalized integer
24402         constants.
24403         (build_int_cst_type): Remove scary comments.
24404
24405 2011-04-22  Xinliang David Li  <davidxl@google.com>
24406
24407         * toplev.c (process_options): Enable -Werror=coverage-mismatch
24408         by default when -Wno-error is not specified.
24409         * opts-global.c (decode_options): Remove call to
24410         control_warning_options.
24411
24412 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
24413
24414         PR tree-optimization/48717
24415         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
24416         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
24417
24418 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
24419
24420         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
24421         definition where used.
24422
24423 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
24424
24425         PR c/48716
24426         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
24427         TREE_STATIC variables declared inside of some OpenMP construct.
24428
24429 2011-04-22  Martin Jambor  <mjambor@suse.cz>
24430
24431         PR middle-end/48585
24432         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
24433
24434 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
24435
24436         PR c/36750
24437         * c-typeck.c (pop_init_level): Do not warn about initializing
24438         with ` = {0}'.
24439
24440 2011-04-22  Alan Modra  <amodra@gmail.com>
24441
24442         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
24443         when returning call_cookie.
24444         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
24445         pointers, to functions with no more vector args than the current
24446         function, and some non-local calls for ABI_V4.
24447         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
24448         sibcall_nonlocal_aix64): Combine to ..
24449         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
24450         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
24451         (sibcall_value_nonlocal_aix<mode>): ..likewise.
24452         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
24453         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
24454         operand.
24455         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
24456         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
24457         sibcall_value_symbolic_64): Delete.
24458
24459 2011-04-21  Xinliang David Li  <davidxl@google.com>
24460
24461         * cgraph.h: Remove pid.
24462         * cgraph.c: Remove pid.
24463         * value-prof.c (init_node_map): New function.
24464         (del_node_map): New function.
24465         (find_func_by_funcdef_no): New function.
24466         (gimple_ic_transform): Call new function.
24467         * cgraphunit.c (cgraph_finalize_function): Remove pid.
24468         * function.c (get_last_funcdef_no): New function.
24469         * function.h (get_last_funcdef_no): New function.
24470         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
24471         to libgcov function.
24472         (tree-profiling): Call node map init and delete function.
24473
24474 2011-04-21  Ian Lance Taylor  <iant@google.com>
24475
24476         * godump.c (go_format_type): Use exported Go name for anonymous
24477         field name.
24478
24479 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
24480
24481         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
24482         Call builtin_function_type_list instead of builtin_function_type.
24483         (UNARY, BINARY, TRINARY, QUAD): Likewise.
24484
24485 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
24486
24487         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
24488         build_function_type_list instead of build_function_type.
24489         Delete variable `endlink'.
24490
24491 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
24492
24493         * config/s390/s390.c (s390_init_builtins): Call
24494         build_function_type_list instead of build_function_type.
24495
24496 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
24497
24498         * config/ia64/ia64.c (ia64_init_builtins): Call
24499         build_function_type_list instead of builtin_function_type.
24500
24501 2011-04-21  Easwaran Raman  <eraman@google.com>
24502
24503         * cfgexpand.c (stack_var): Remove OFFSET...
24504         (add_stack_var): ...and its reference here...
24505         (expand_stack_vars): ...and here.
24506         (stack_var_cmp): Sort by descending order of size.
24507         (partition_stack_vars): Change heuristic.
24508         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
24509         (dump_stack_var_partition): Add newline after each partition.
24510
24511 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
24512             Jeff Law  <law@redhat.com>
24513
24514         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
24515         * gengtype.c (matching_file_name_substitute): Likewise.
24516
24517 2011-04-21  Richard Guenther  <rguenther@suse.de>
24518
24519         PR lto/48703
24520         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
24521
24522 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
24523
24524         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
24525
24526 2011-04-21  Richard Guenther  <rguenther@suse.de>
24527
24528         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
24529         file name.
24530
24531 2011-04-21  Richard Guenther  <rguenther@suse.de>
24532
24533         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
24534         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
24535         Use DECL_P, not SSA_VAR_P.
24536         (ptr_derefs_may_alias_p): Likewise.
24537         (ptr_deref_may_alias_ref_p_1): Likewise.
24538         (decl_refs_may_alias_p): Likewise.
24539         (refs_may_alias_p_1): Likewise.
24540         (ref_maybe_used_by_call_p_1): Likewise.
24541         (call_may_clobber_ref_p_1): Likewise.
24542         (indirect_ref_may_alias_decl_p): Assume indirect refrences
24543         are either MEM_REF or TARGET_MEM_REF.
24544         (indirect_refs_may_alias_p): Likewise.
24545         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
24546         for MEM_EXPR of indirect calls.
24547
24548 2011-04-21  Tristan Gingold  <gingold@adacore.com>
24549
24550         * vmsdbgout.c (write_srccorr): Compute file length from the string.
24551         (dst_file_info_struct): Remove flen field.
24552         (lookup_filename): Remove code that set flen field.
24553
24554 2011-04-21  Tristan Gingold  <gingold@adacore.com>
24555
24556         * config/ia64/ia64.c (ia64_start_function): Add a guard.
24557
24558 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
24559
24560         PR target/48708
24561         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
24562         vec_extract and vec_concat for non-SSE4_1 targets.
24563
24564 2011-04-21  Richard Guenther  <rguenther@suse.de>
24565
24566         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
24567         return statements.
24568
24569 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
24570
24571         * config/i386/cygming.h (union tree_node, TREE): Don't define or
24572         undefine.
24573         (FILE): Don't undefine.
24574
24575 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
24576
24577         * config/alpha/alpha.c (struct machine_function): Use rtx, not
24578         struct rtx_def *.
24579         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
24580         struct rtx_def *.
24581         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
24582         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
24583         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
24584         rtx_def *.
24585         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
24586         definitions where used.
24587         * config/microblaze/microblaze.h (struct microblaze_args): Use
24588         rtx, not struct rtx_def *.
24589         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
24590         rtx_def *.
24591         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
24592         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
24593         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
24594         not struct rtx_def *.
24595         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
24596         struct rtx_def *.
24597         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
24598         rtx_def *.
24599         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
24600
24601 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24602
24603         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
24604         operand_equal_p to compare DR_BASE_ADDRESSes.
24605         (vect_check_interleaving): Likewise.
24606
24607 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24608
24609         PR target/46329
24610         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
24611         for all Neon struct constants.
24612
24613 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24614
24615         * target.def (legitimate_constant_p): New hook.
24616         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
24617         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
24618         * doc/tm.texi: Regenerate.
24619         * hooks.h (hook_bool_mode_rtx_true): Declare.
24620         * hooks.c (hook_bool_mode_rtx_true): Define.
24621         * system.h (LEGITIMATE_CONSTANT_P): Poison.
24622         * calls.c (precompute_register_parameters): Replace uses of
24623         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
24624         (emit_library_call_value_1): Likewise.
24625         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
24626         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
24627         * ira-costs.c (scan_one_insn): Likewise.
24628         * recog.c (general_operand, immediate_operand): Likewise.
24629         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
24630         * reload1.c (init_eliminable_invariants): Likewise.
24631
24632         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
24633         mode argument.
24634         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
24635         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
24636         argument.
24637         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24638         * config/alpha/predicates.md (input_operand): Update call to
24639         alpha_legitimate_constant_p.
24640
24641         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
24642         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
24643         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
24644         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24645         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
24646         (arm_legitimate_constant_p): New functions.
24647         (arm_cannot_force_const_mem): Make static.
24648
24649         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
24650
24651         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
24652         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
24653         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
24654         instead of bfin_legitimate_constant_p.
24655         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
24656         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24657
24658         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
24659
24660         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
24661
24662         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
24663         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
24664         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24665         (frv_legitimate_constant_p): Make static.  Add a mode argument.
24666
24667         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
24668         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
24669         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
24670
24671         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
24672         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
24673         * config/i386/i386.c (legitimate_constant_p): Rename to...
24674         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
24675         argument.
24676         (ix86_cannot_force_const_mem): Update accordingly.
24677         (ix86_legitimate_address_p): Likewise.
24678         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24679         * config/i386/i386.md: Update commentary.
24680
24681         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
24682         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
24683         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24684         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
24685
24686         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
24687
24688         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
24689         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
24690         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24691         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
24692
24693         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
24694         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
24695         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
24696
24697         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
24698         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24699         (m32r_legitimate_constant_p): New function.
24700
24701         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
24702         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
24703         LEGITIMATE_CONSTANT_P.
24704         (LEGITIMATE_CONSTANT_P): Delete.
24705         * config/m68k/m68k.c (m68k_expand_prologue): Call
24706         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
24707         (m68k_legitimate_constant_p): New function.
24708         * config/m68k/m68k.md: Update comments.
24709
24710         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
24711         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24712         (mcore_legitimate_constant_p): New function.
24713
24714         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
24715         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
24716         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
24717         Add a mode argument.
24718         (mep_legitimate_address): Update accordingly.
24719         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24720
24721         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
24722         Delete.
24723         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
24724         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
24725         static.  Check OP's mode for VOIDmode.
24726         (microblaze_legitimate_constant_p): New function.
24727         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24728
24729         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
24730         * config/mips/mips.c (mips_legitimate_constant_p): New function.
24731         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
24732         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24733         * config/mips/predicates.md: Update comments.
24734
24735         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
24736         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
24737         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24738         (mmix_legitimate_constant_p): Make static, return a bool, and take
24739         a mode argument.
24740         (mmix_print_operand_address): Update accordingly.
24741
24742         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
24743         Delete.
24744         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
24745         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
24746         static.  Add a mode argument.
24747         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24748
24749         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
24750
24751         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
24752         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24753         (pa_legitimate_constant_p): New function.
24754
24755         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
24756
24757         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
24758         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24759         (pdp11_legitimate_constant_p): New function.
24760
24761         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
24762         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24763         (rs6000_legitimate_constant_p): New function.
24764
24765         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
24766         (rx_legitimate_constant_p): ...this.
24767         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
24768         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
24769         (rx_legitimate_constant_p): ...this.
24770         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24771         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
24772
24773         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
24774         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
24775         * config/s390/s390.c (legitimate_constant_p): Rename to...
24776         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
24777         and add a mode argument.
24778         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24779
24780         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
24781
24782         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
24783         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24784         (sh_legitimate_constant_p): New function.
24785
24786         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
24787         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
24788         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24789         (legitimate_constant_p): Rename to...
24790         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
24791         argument.
24792         (constant_address_p): Update accordingly.
24793
24794         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
24795         argument and return a bool.
24796         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
24797         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24798         (spu_legitimate_constant_p): Add a mode argument and return a bool.
24799         (spu_rtx_costs): Update accordingly.
24800         * config/spu/predicates.md (vec_imm_operand): Likewise.
24801
24802         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
24803
24804         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
24805         * config/v850/v850.c (v850_legitimate_constant_p): New function.
24806         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24807
24808         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
24809         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
24810         * config/vax/vax.c (legitimate_constant_p): Likewise.
24811
24812         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
24813         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24814         (xtensa_legitimate_constant_p): New function.
24815
24816 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24817
24818         * target.def (cannot_force_const_mem): Add a mode argument.
24819         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
24820         * doc/tm.texi: Regenerate.
24821         * hooks.h (hook_bool_mode_rtx_false): Declare.
24822         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
24823         (hook_bool_mode_const_rtx_true): Likewise.
24824         (hook_bool_mode_rtx_false): New function.
24825         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
24826         to be non-VOID.  Update call to cannot_force_const_mem.
24827         (find_reloads): Update accordingly.
24828         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
24829         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
24830         argument.
24831         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
24832         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
24833         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
24834         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
24835         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
24836         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
24837         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
24838         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
24839         (m68k_cannot_force_const_mem): ...this new function.
24840         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
24841         argument.
24842         (mips_const_insns, mips_legitimize_const_move): Update calls.
24843         (mips_secondary_reload_class): Likewise.
24844         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
24845         (pa_cannot_force_const_mem): ...this new function.
24846         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
24847         (rs6000_cannot_force_const_mem): ...this new function.
24848         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
24849         argument.
24850         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
24851         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
24852         to...
24853         (xtensa_cannot_force_const_mem): ...this new function.
24854
24855 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24856
24857         * config/mips/mips.c (mips16_build_function_stub): Call
24858         build_function_type_list instead of build_function_type.
24859         (mips16_build_call_stub): Likewise.
24860
24861 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24862
24863         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
24864         instead of build_function_type.
24865
24866 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24867
24868         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
24869         instead of build_function_type.
24870
24871 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
24872
24873         PR target/48678
24874         * config/i386/i386.md (insv): Change operand 0 constraint to
24875         "register_operand".  Change operand 1 and 2 constraint to
24876         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
24877         * config/i386/sse.md (sse4_1_pinsrb): Export.
24878         (sse2_pinsrw): Ditto.
24879         (sse4_1_pinsrd): Ditto.
24880         (sse4_1_pinsrq): Ditto.
24881         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
24882         * config/i386/i386.c (ix86_expand_pinsr): New.
24883
24884 2011-04-20  Easwaran Raman  <eraman@google.com>
24885
24886         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
24887         containing union type only with -fstrict-aliasing.
24888
24889 2011-04-20  Jim Meyering  <meyering@redhat.com>
24890
24891         Remove useless if-before-free tests.
24892         * calls.c (expand_call, save_area): Likewise.
24893         * cfgcleanup.c (try_forward_edges): Likewise.
24894         * collect2.c (collect_execute): Likewise.
24895         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
24896         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
24897         * coverage.c (coverage_checksum_string): Likewise.
24898         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
24899         * cselib.c (cselib_init): Likewise.
24900         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
24901         (df_set_clean_cfg): Likewise.
24902         * function.c (free_after_compilation): Likewise.
24903         * gcc.c (do_spec_1, main): Likewise.
24904         * gcov.c (create_file_names): Likewise.
24905         * gensupport.c (identify_predicable_attribute): Likewise.
24906         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
24907         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
24908         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
24909         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
24910         * ipa-pure-const.c (local_pure_const): Likewise.
24911         * ipa-reference.c (propagate): Likewise.
24912         * ira-costs.c (free_ira_costs): Likewise.
24913         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
24914         * matrix-reorg.c (mat_free): Likewise.
24915         * prefix.c (get_key_value): Likewise.
24916         * profile.c (compute_value_histograms): Likewise.
24917         * reload1.c (free_reg_equiv): Likewise.
24918         * sched-deps.c (free_deps): Likewise.
24919         * sel-sched-ir.c (fence_clear): Likewise.
24920         * sese.c (set_rename, if_region_set_false_region): Likewise.
24921         * tree-data-ref.c (free_rdg): Likewise.
24922         * tree-eh.c (lower_try_finally): Likewise.
24923         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
24924         * tree-ssa-live.c (delete_var_map): Likewise.
24925         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
24926         * tree-ssa-pre.c (phi_trans_add): Likewise.
24927
24928 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
24929
24930         PR tree-optimization/48611
24931         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
24932         beyond ERT_MUST_NOT_THROW region.
24933
24934 2011-04-20  Catherine Moore  <clm@codesourcery.com>
24935
24936         * config/mips/mips.opt (mfix-24k): New.
24937         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
24938         * config/mips/mips.md (length): Increase by 4 for stores if
24939         fixing 24K errata.
24940         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
24941         all noreorder if fixing 24K errata.
24942         * doc/invoke.texi: Document mfix-24k.
24943
24944 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
24945
24946         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
24947         quad-word modes, reduce to 9-bit index range when above 1016 limit.
24948
24949 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24950
24951         * config/arm/arm.c (arm_gen_constant): Move movw support ....
24952         (const_ok_for_op): ... to here.
24953
24954 2011-04-20  Kai Tietz  <ktietz@redhat.com>
24955
24956         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
24957         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
24958
24959 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24960
24961         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
24962
24963 2011-04-20  Richard Guenther  <rguenther@suse.de>
24964
24965         PR tree-optimization/47892
24966         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
24967         are if-convertible.
24968
24969 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
24970
24971         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
24972
24973 2011-04-20  Tristan Gingold  <gingold@adacore.com>
24974
24975         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
24976
24977 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
24978
24979         PR target/18145
24980
24981         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
24982         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
24983         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
24984         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
24985         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
24986
24987         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
24988         New prototype.
24989
24990         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
24991         (avr_asm_named_section, avr_asm_output_aligned_common,
24992         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
24993         New functions to update...
24994         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
24995         (avr_asm_init_sections): Overwrite section callbacks for
24996         data_section, bss_section.
24997         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
24998         from here to...
24999         (avr_file_end): ...here.
25000
25001 2011-04-20  Richard Guenther  <rguenther@suse.de>
25002
25003         PR middle-end/48695
25004         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
25005         objects and types here.  Adjust for their offset before comparing.
25006
25007 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
25008
25009         * tree-vect-stmts.c (vectorizable_store): Only chain one related
25010         statement per copy.
25011
25012 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
25013
25014         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
25015         (GIMPLE_H): Include $(INTERNAL_FN_H).
25016         (OBJS-common): Add internal-fn.o.
25017         (internal-fn.o): New rule.
25018         * internal-fn.def: New file.
25019         * internal-fn.h: Likewise.
25020         * internal-fn.c: Likewise.
25021         * gimple.h: Include internal-fn.h.
25022         (GF_CALL_INTERNAL): New gf_mask.
25023         (gimple_statement_call): Put fntype into a union with a new
25024         internal_fn field.
25025         (gimple_build_call_internal): Declare.
25026         (gimple_build_call_internal_vec): Likewise.
25027         (gimple_call_same_target_p): Likewise.
25028         (gimple_call_internal_p): New function.
25029         (gimple_call_internal_fn): Likewise.
25030         (gimple_call_fntype): Return null for internal calls.
25031         (gimple_call_set_fntype): Assert that the function is not internal.
25032         (gimple_call_set_fn): Likewise.
25033         (gimple_call_set_fndecl): Likewise.
25034         (gimple_call_set_internal_fn): New function.
25035         (gimple_call_addr_fndecl): Handle null functions.
25036         (gimple_call_return_type): Likewise null types.
25037         * gimple.c (gimple_build_call_internal_1): New function.
25038         (gimple_build_call_internal): Likewise.
25039         (gimple_build_call_internal_vec): Likewise.
25040         (gimple_call_same_target_p): Likewise.
25041         (gimple_call_flags): Handle calls to internal functions.
25042         (gimple_call_fnspec): New function.
25043         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
25044         (gimple_has_side_effects): Handle null functions.
25045         (gimple_rhs_has_side_effects): Likewise.
25046         (gimple_call_copy_skip_args): Handle calls to internal functions.
25047         * cfgexpand.c (expand_call_stmt): Likewise.
25048         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
25049         * gimple-fold.c (gimple_fold_call): Handle null functions.
25050         (gimple_fold_stmt_to_constant_1): Don't fold
25051         calls to internal functions.
25052         * gimple-low.c (gimple_check_call_args): Handle calls to internal
25053         functions.
25054         * gimple-pretty-print.c (dump_gimple_call): Likewise.
25055         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
25056         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
25057         (do_warn_unused_result): Likewise.
25058         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
25059         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
25060         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
25061         the target of a call.
25062         (initialize_hash_element): Update accordingly.
25063         (hashable_expr_equal_p): Use gimple_call_same_target_p.
25064         (iterative_hash_hashable_expr): Handle calls to internal functions.
25065         (print_expr_hash_elt): Likewise.
25066         * tree-ssa-pre.c (can_value_number_call): Likewise.
25067         (eliminate): Handle null functions.
25068         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
25069         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
25070         (find_func_aliases): Likewise.
25071         * value-prof.c (gimple_ic_transform): Likewise.
25072         (gimple_indirect_call_to_profile): Likewise.
25073         * lto-streamer-in.c (input_gimple_stmt): Likewise.
25074         * lto-streamer-out.c (output_gimple_stmt): Likewise.
25075
25076 2011-04-19  Jan Hubicka  <jh@suse.cz>
25077
25078         * ipa-inline-transform.c (save_inline_function_body): Add comments.
25079         * ipa-inline.c (inline_small_functions): Compute summaries first,
25080         populate heap later.
25081
25082 2011-04-19  Jan Hubicka  <jh@suse.cz>
25083
25084         * cgraph.h (save_inline_function_body): Remove.
25085         * ipa-inline-transform.c: New file, broke out of...
25086         * ipa-inline.c: ... this one; Update toplevel comment.
25087         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
25088         make global.
25089         (update_noncloned_frequencies): Move to ipa-inline-transform.c
25090         (cgraph_mark_inline_edge): Rename to inline_call; move to
25091         ipa-inline-transform.c.
25092         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
25093         move to ipa-inline-transform.c
25094         (recursive_inlining, inline_small_functions, flatten_function,
25095         ipa_inline, inline_always_inline_functions,
25096         early_inline_small_functions): Update.
25097         (inline_transform): Move to ipa-inline-transform.c.
25098         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
25099         Declare.
25100         * Makefile.in (ipa-inline-transform.o): New file.
25101         * cgraphunit.c (save_inline_function_body): Move to
25102         ipa-inline-transform.c
25103
25104 2011-04-19  DJ Delorie  <dj@redhat.com>
25105
25106         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
25107         registers if we already know there aren't any.
25108         (m32c_emit_epilogue): Don't emit a barrier here.
25109         (m32c_emit_eh_epilogue): Likewise.
25110         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
25111         operands at expand time.
25112         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
25113         int" wchar type.
25114         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
25115         duplicates.  Provide aliases instead.
25116         * config/m32c/prologue.md (eh_return): Emit a barrier here.
25117         (eh_epilogue): Add a "(return)" here as a hint to other parts of
25118         the compiler.
25119
25120 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
25121
25122         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
25123         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
25124         (general_or_i64_p, sparc_register_move_cost): New function.
25125
25126 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25127
25128         * doc/install.texi (Configuration, --enable-threads): Remove mach.
25129         Add lynx, mipssde.  Sort table.
25130
25131 2011-04-19  Xinliang David Li  <davidxl@google.com>
25132
25133         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
25134         not negative.
25135
25136 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
25137
25138         PR target/48678
25139         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
25140         is a SUBREG with non-MODE_INT mode inside of it.
25141
25142 2011-04-19  Martin Jambor  <mjambor@suse.cz>
25143
25144         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
25145         also according to actual contants.
25146         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
25147         (gimple_fold_call): Use it.
25148         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
25149
25150 2011-04-19  Martin Jambor  <mjambor@suse.cz>
25151
25152         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
25153         non-pointer assignments.
25154
25155 2011-04-19  Martin Jambor  <mjambor@suse.cz>
25156
25157         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
25158         account anc_offset and otr_type from the indirect edge info.
25159         * ipa-prop.c (get_ancestor_addr_info): New function.
25160         (compute_complex_ancestor_jump_func): Assignment analysis moved to
25161         get_ancestor_addr_info, call it.
25162         (ipa_note_param_call): Do not initialize information about polymorphic
25163         calls, return the indirect call graph edge.  Remove the last
25164         parameter, adjust all callers.
25165         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
25166         parameters.  Initialize polymorphic information in the indirect edge.
25167
25168 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
25169
25170         PR lto/48148
25171         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
25172         the types if they have different enumeration identifiers.
25173
25174 2011-04-19  Jan Hubicka  <jh@suse.cz>
25175
25176         * cgraph.h (cgraph_optimize_for_size_p): Declare.
25177         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
25178         * predict.c (cgraph_optimize_for_size_p): Break out from ...
25179         (optimize_function_for_size_p) ... here.
25180
25181 2011-04-19  Richard Guenther  <rguenther@suse.de>
25182
25183         PR lto/48207
25184         * tree.c (free_lang_data): Do not reset the decl-assembler-name
25185         langhook.
25186
25187 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
25188
25189         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
25190         if DECL_NO_INLINE_WARNING_P is set on the function.
25191
25192 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
25193
25194         PR fortran/47976
25195         * reload1.c (inc_for_reload): Return void. All callers changed.
25196         (emit_input_reload_insns): Don't try to delete previous output
25197         reloads to a register, or record spill_reg_store for autoincs.
25198
25199 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
25200
25201         * gengtype.h: Updated copyright year.
25202         (struct input_file_st): Add inpisplugin field.
25203         (type_fileloc): New function.
25204         * gengtype.c
25205         (write_typed_struct_alloc_def): Add gcc_assert.
25206         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
25207         (write_typed_alloc_defns): Don't output for plugin files.
25208         (input_file_by_name): Clear inpisplugin field.
25209         (main): Set inpisplugin field for plugin files.
25210
25211 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
25212
25213         * gengtype-state.c (string_eq): New.
25214         (read_state): Use string_eq instead of strcmp when creating the
25215         state_ident_tab.
25216
25217 2011-04-19  Wei Guozhi  <carrot@google.com>
25218
25219         PR target/47855
25220         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
25221         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
25222         linkage.
25223         * config/arm/constraints.md (Uu): New constraint.
25224         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
25225
25226 2011-04-19  Tristan Gingold  <gingold@adacore.com>
25227
25228         * config.gcc (-*-*-*vms): Added.
25229         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
25230         definitions moved.
25231         * config/vms/vms-ld.c: New file.
25232         * config/vms/vms-ar.c: New file.
25233         * config/vms/t-vmsnative: New file.
25234
25235 2011-04-18  Xinliang David Li  <davidxl@google.com>
25236
25237         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
25238
25239 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
25240
25241         PR middle-end/48661
25242         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
25243         if TREE_TYPE (v) is non-NULL.
25244
25245         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
25246         gimple_get_virt_mehtod_for_binfo.
25247         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
25248         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
25249         callers.
25250         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
25251
25252 2011-04-18  Michael Matz  <matz@suse.de>
25253             Steve Ellcey  <sje@cup.hp.com>
25254
25255         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
25256         use its mode as source mode if it isn't VOIDmode.
25257
25258 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
25259
25260         * doc/passes.texi: Fill crossref nodes.
25261
25262 2011-04-18  Jim Meyering  <meyering@redhat.com>
25263
25264         Fix doubled-word typos in comments and strings
25265         * config/alpha/vms-unwind.h: s/for for/for/
25266         * config/arm/unwind-arm.h: Likewise.
25267         * config/microblaze/microblaze.c: Likewise.
25268         * config/sh/constraints.md: s/in in/in/
25269         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
25270
25271 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
25272
25273         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
25274         (AVX_FLOAT_MODE_P): Ditto.
25275         (AVX128_VEC_FLOAT_MODE_P): Ditto.
25276         (AVX256_VEC_FLOAT_MODE_P): Ditto.
25277         (AVX_VEC_FLOAT_MODE_P): Ditto.
25278         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
25279         (UNSPEC_MASKSTORE): Ditto.
25280         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
25281         Merge from <sse>_movmsk<ssemodesuffix> and
25282         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
25283         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
25284         iterator.
25285         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
25286         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
25287         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
25288
25289 2011-04-18  Jan Hubicka  <jh@suse.cz>
25290
25291         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
25292
25293         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
25294         (want_inline_function_called_once_p): Break out the logic from
25295         ipa_inline.
25296         (edge_badness): Ensure that profile is not misupdated.
25297         (lookup_recursive_calls): Prioritize by call frequencies.
25298         (inline_small_functions): Move program size estimates here;
25299         actually process whole queue even when unit growth has been
25300         met. (to properly compute inline_failed reasons and for the
25301         case unit size decrease.) Revisit comments on recursive inlining.
25302         (ipa_inline): Remove unit summary code; first inline hot calls
25303         of functions called once, cold calls next.
25304         (order, nnodes): Remove unused variables.
25305         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
25306         (GTFILES): Remove ipa-inline.c
25307         * sel-sched.c (fill_insns): Silence uninitialized var warning.
25308
25309 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
25310
25311         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
25312
25313 2011-04-18  Jie Zhang  <jie@codesourcery.com>
25314             Richard Earnshaw  <rearnsha@arm.com>
25315
25316         * arm.c (neon_builtin_type_bits): Remove.
25317         (typedef enum neon_builtin_mode): New.
25318         (T_MAX): Don't define.
25319         (typedef enum neon_builtin_datum): Remove bits, codes[],
25320         num_vars and base_fcode.  Add mode, code and fcode.
25321         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
25322         VAR10): Change accordingly.
25323         (neon_builtin_data[]): Change accordingly
25324         (arm_init_neon_builtins): Change accordingly.
25325         (neon_builtin_compare): Remove.
25326         (locate_neon_builtin_icode): Remove.
25327         (arm_expand_neon_builtin): Change accordingly.
25328
25329         * arm.h (enum arm_builtins): Move to ...
25330         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
25331
25332         * arm.c (arm_builtin_decl): Declare.
25333         (TARGET_BUILTIN_DECL): Define.
25334         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
25335         (arm_builtin_decls[]): New.
25336         (arm_init_neon_builtins): Store builtin declarations in
25337         arm_builtin_decls[].
25338         (arm_init_tls_builtins): Likewise.
25339         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
25340         (arm_builtin_decl): New.
25341
25342 2011-04-18  Richard Guenther  <rguenther@suse.de>
25343
25344         * tree.c (upper_bound_in_type): Build properly canonicalized
25345         INTEGER_CSTs.
25346         (lower_bound_in_type): Likewise.
25347
25348 2011-04-18  Richard Guenther  <rguenther@suse.de>
25349
25350         * gimple.h (gimple_call_addr_fndecl): New function.
25351         (gimple_call_fndecl): Use it.
25352         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
25353         for direct calls.
25354         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
25355         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
25356
25357 2011-04-18  Richard Guenther  <rguenther@suse.de>
25358
25359         PR middle-end/48650
25360         * tree.c (build_string): STRING_CST is now derived from tree_typed.
25361
25362 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
25363
25364         PR lto/48492
25365         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
25366         DECL_IN_CONSTANT_POOL without RTL.
25367
25368 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
25369             Ira Rosen  <ira.rosen@linaro.org>
25370
25371         PR target/48252
25372         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
25373         to match neon_vzip/vuzp/vtrn_internal.
25374         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
25375         outputs explicitly dependent on both inputs.
25376         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
25377
25378 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
25379
25380         PR tree-optimization/48616
25381         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
25382         whether the shift is by scalar or vector based on whether all SLP
25383         scalar stmts have the same rhs.
25384
25385 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
25386
25387         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
25388         memory operands.
25389
25390 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
25391
25392         PR target/43700
25393         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
25394         registers.
25395
25396 2011-04-17  Jan Hubicka  <jh@suse.cz>
25397
25398         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
25399         * cgrpahunit.c (cgraph_finalize_function): Do not set
25400         finalized_by_frontend.
25401         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
25402         finalized_by_frontend.
25403
25404 2011-04-17  Jan Hubicka  <jh@suse.cz>
25405
25406         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
25407         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
25408         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
25409         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
25410         method.
25411         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
25412         gimple-fold.c
25413         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
25414
25415 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
25416
25417         PR lto/48538
25418         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
25419         is non-null before accessing it.
25420         (input_cgraph): Remove trailing spaces.
25421
25422 2011-04-17  Revital Eres  <revital.eres@linaro.org>
25423
25424         * params.def (sms-min-sc): New param flag.
25425         * modulo-sched.c (sms_schedule): Use it.
25426         * doc/invoke.texi (sms-min-sc): Document it.
25427
25428 2011-04-17  Jan Hubicka  <jh@suse.cz>
25429
25430         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
25431         present, also set gimple_call_set_cannot_inline.
25432         * ipa-inline.c: Update toplevel comment.
25433         (MAX_TIME): Remove.
25434         (cgraph_clone_inlined_nodes): Fix linebreaks.
25435         (cgraph_check_inline_limits): Restructure to ...
25436         (caller_growth_limits): ... this one; be more tolerant
25437         on growth in nested inline chains; add explanatory comment;
25438         fix stack accounting thinko introduced by previous patch.
25439         (cgraph_default_inline_p): Remove.
25440         (report_inline_failed_reason): New function.
25441         (can_inline_edge_p): New function.
25442         (can_early_inline_edge_p): New function.
25443         (leaf_node_p): Move upwards in file.
25444         (want_early_inline_function_p): New function.
25445         (want_inline_small_function_p): New function.
25446         (want_inline_self_recursive_call_p): New function.
25447         (cgraph_edge_badness): Rename to ...
25448         (edge_badness) ... this one; fix linebreaks.
25449         (update_edge_key): Update call of edge_baddness; add
25450         detailed dump about queue updates.
25451         (update_caller_keys): Use can_inline_edge_p and
25452         want_inline_small_function_p.
25453         (cgraph_decide_recursive_inlining): Rename to...
25454         (recursive_inlining): Use can_inline_edge_p and
25455         want_inline_self_recursive_call_p; simplify and remove no longer
25456         valid FIXME.
25457         (cgraph_set_inline_failed): Remove.
25458         (add_new_edges_to_heap): Use can_inline_edge_p and
25459         want_inline_small_function_p.
25460         (cgraph_decide_inlining_of_small_functions): Rename to ...
25461         (inline_small_functions): ... this one; cleanup; use
25462         can/want predicates; cleanup debug ouput; work edges till fibheap
25463         is exhausted and do not stop once unit growth is reached; remove
25464         later loop processing remaining edges.
25465         (cgraph_flatten): Rename to ...
25466         (flatten_function): ... this one; use can_inline_edge_p
25467         and can_early_inline_edge_p predicates.
25468         (cgraph_decide_inlining): Rename to ...
25469         (ipa_inline): ... this one; remove unreachable nodes before
25470         inlining functions called once; simplify the pass.
25471         (cgraph_perform_always_inlining): Rename to ...
25472         (inline_always_inline_functions): ... this one; use
25473         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
25474         (cgraph_decide_inlining_incrementally): Rename to ...
25475         (early_inline_small_functions): ... this one; simplify
25476         using new predicates; cleanup; make dumps prettier.
25477         (cgraph_early_inlining): Rename to ...
25478         (early_inliner): newer inline regular functions into always-inlines;
25479         fix updating of call stmt summaries.
25480         (pass_early_inline): Update for new names.
25481         (inline_transform): Fix formating.
25482         (gate_cgraph_decide_inlining): Rename to ...
25483         (pass_ipa_inline): ... this one.
25484         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
25485         * ipa-inline-analysis.c (dump_inline_summary): Update.
25486         (compute_inline_parameters): Do not compute disregard_inline_limits;
25487         look for mismatching arguments.
25488         (estimate_growth): Fix handlig of non-trivial self recursion.
25489         (inline_read_summary): Do not read info->disregard_inline_limits.
25490         (inline_write_summary): Do not write info->disregard_inline_limits.
25491         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
25492         and move all checks into can_inline_edge_p predicate; re-enable code
25493         comparing optimization levels.
25494         (expand_call_inline): Do not test inline_forbidden_into_p.
25495         * Makefile.in (ipa-inline.o): Update arguments.
25496
25497 2011-04-17  Revital Eres  <revital.eres@linaro.org>
25498
25499         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
25500
25501 2011-04-17  Revital Eres  <revital.eres@linaro.org>
25502
25503         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
25504
25505 2011-04-17  Michael Matz  <matz@suse.de>
25506
25507         PR tree-optimization/48622
25508         PR lto/48645
25509         * ipa-inline-analysis.c (inline_read_summary): Read size/time
25510         in same order as they're written.
25511
25512 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25513
25514         * config/pa/predicates.md: Reorganize and simplify predicates.
25515         Eliminate duplicate code checks.
25516         (arith_operand): Rename to arith14_operand
25517         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
25518         * config/pa/pa.md: Use renamed operands.
25519         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
25520         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
25521         arith11_operand, adddi3_operand, indexed_memory_operand,
25522         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
25523         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
25524         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
25525         move_dest_operand, move_src_operand, prefetch_cc_operand,
25526         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
25527         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
25528         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
25529         div_operand, int5_operand, movb_comparison_operator,
25530         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
25531         arith_double_operand, ireg_operand, lhs_lshift_operand,
25532         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
25533         integer_store_memory_operand): Likewise.
25534         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
25535         (integer_store_memory_operand, read_only_operand,
25536         function_label_operand, borx_reg_operand,
25537         non_hard_reg_operand): Likewise.
25538         (eq_neq_comparison_operator): Delete unused operator.
25539         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
25540         function_label_operand.
25541         (emit_move_sequence): Likewise.
25542
25543 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
25544
25545         * config/i386/sse.md (sseunpackmode): New mode attribute.
25546         (ssepackmode): Ditto.
25547         (vec_pack_trunc_<mode>): Macroize expander from
25548         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
25549         (vec_unpacks_lo_<mode>): Macroize expander from
25550         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
25551         (vec_unpacks_hi_<mode>): Macroize expander from
25552         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
25553         (vec_unpacku_lo_<mode>): Macroize expander from
25554         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
25555         (vec_unpacku_hi_<mode>): Macroize expander from
25556         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
25557         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
25558         ix86_expand_sse4_unpack.
25559         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
25560
25561 2011-04-16  Jan Hubicka  <jh@suse.cz>
25562
25563         * cgraphbuild.c: Include ipa-inline.h.
25564         (reset_inline_failed): Use initialize_inline_failed.
25565         * cgraph.c: Include ipa-inline.h.
25566         (cgraph_create_node_1): Do not initialize estimated_growth.
25567         (initialize_inline_failed): More to ipa-inline-analysis.c
25568         (dump_cgraph_node): Do not dump inline flags.
25569         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
25570         and disregard_inline_limits flags.
25571         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
25572         time, size, estimated_growth.
25573         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
25574         Update.
25575         * cgraphunit.c (cgraph_decide_is_function_needed): Use
25576         DECL_DISREGARD_INLINE_LIMITS.
25577         (cgraph_analyze_function): Do not initialize
25578         node->local.disregard_inline_limits.
25579         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
25580         inlinable, versionable and disregard_inline_limits.
25581         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
25582         cgraph_check_inline_limits, cgraph_default_inline_p,
25583         cgraph_edge_badness, update_caller_keys, update_callee_keys,
25584         add_new_edges_to_heap): Update.
25585         (cgraph_decide_inlining_of_small_function): Update; set
25586         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
25587         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
25588         cgraph_decide_inlining_incrementally): Update.
25589         * ipa-inline.h (inline_summary): Add inlinable, versionable,
25590         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
25591         time, size and estimated_growth parameters.
25592         (estimate_edge_growth): Update.
25593         (initialize_inline_failed): Declare.
25594         * ipa-split.c: Include ipa-inline.h
25595         (execute_split_functions): Update.
25596         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
25597         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
25598         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
25599         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
25600         estimated_growth to INT_MIN.
25601         (inline_node_duplication_hook): Likewise.
25602         (dump_inline_summary): Dump new fields.
25603         (compute_inline_parameters): Update.
25604         (estimate_edge_time, estimate_time_after_inlining,
25605         estimate_size_after_inlining, estimate_growth, inline_read_summary,
25606         inline_write_summary):
25607         (initialize_inline_failed): Move here from cgraph.c.
25608         * tree-sra.c: Include ipa-inline.h.
25609         (ipa_sra_preliminary_function_checks): Update.
25610         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
25611         ipa-inline.h.
25612
25613 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
25614
25615         * config/i386/sse.md (V16): New mode iterator.
25616         (VI1, VI8): Ditto.
25617         (AVXMODEQI, AVXMODEDI): Remove.
25618         (sse2, sse3): New mode attribute.
25619         (mov<mode>): Use V16 mode iterator.
25620         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
25621         (push<mode>1): Use V16 mode iterator.
25622         (movmisalign<mode>): Ditto.
25623         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
25624         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
25625         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
25626         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
25627         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
25628         avx_movdqu<avxmodesuffix>.
25629         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
25630         *avx_movdqu<avxmodesuffix>.
25631         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
25632         avx_lddqu<avxmodesuffix>.
25633         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
25634         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
25635         avx_movnt<AVXMODEDI:mode>.
25636         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
25637         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
25638
25639 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
25640
25641         PR target/48629
25642         * haifa-sched.c (prune_ready_list, schedule_block): Use
25643         sched_pressure_p rather than flag_sched_pressure.
25644
25645 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
25646
25647         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
25648         cgraph_get_node instead of cgraph_get_create_node.
25649
25650 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
25651
25652         * cfgexpand.c (expand_debug_expr): Use
25653         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
25654
25655 2011-04-15  Michael Matz  <matz@suse.de>
25656
25657         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
25658         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
25659         * function.c (gimplify_parameters): Ditto.
25660         * gimplify.c (gimplify_vla_decl): Ditto.
25661
25662         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
25663         (gimple_call_set_alloca_for_var): New inline function.
25664         (gimple_call_alloca_for_var_p): Ditto.
25665         * gimple.c (gimple_build_call_from_tree): Remember
25666         CALL_ALLOCA_FOR_VAR_P state.
25667         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
25668
25669         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
25670         calls if they were for VLA objects.
25671
25672 2011-04-15  Martin Jambor  <mjambor@suse.cz>
25673
25674         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
25675         of ADR_EXPRs.
25676
25677 2011-04-15  Martin Jambor  <mjambor@suse.cz>
25678
25679         PR middle-end/48601
25680         * tree-emutls.c (lower_emutls_function_body): Call
25681         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
25682         result is non-NULL.
25683
25684 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
25685
25686         * c-decl.c (detect_field_duplicates): Call
25687         objc_detect_field_duplicates instead of objc_get_interface_ivars.
25688
25689 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
25690
25691         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
25692         * gimple.c (gimple_asm_clobbers_memory_p): Define.
25693         * ipa-pure-const.c (check_stmt): Call it.
25694         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
25695
25696 2011-04-15  Richard Guenther  <rguenther@suse.de>
25697
25698         PR tree-optimization/48290
25699         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
25700         Properly decide inhibiting propagation based on the valueized
25701         operand.  Do loop-closed SSA form preserving here ...
25702         (init_copy_prop): ... not here.
25703
25704 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
25705
25706         PR target/48612
25707         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
25708         (*ieee_smax<mode>3): Likewise.
25709
25710 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
25711
25712         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
25713         Replace match_operand with match_dup for the third operand in
25714         these expanders.
25715
25716 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
25717
25718         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
25719         to track processing of conditionals.  Update all callers.
25720         (try_combine, simplify_if_then_else): Update.
25721
25722 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
25723
25724         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
25725         -fsched-pressure.
25726
25727 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
25728
25729         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
25730         instead of match_operand for operand 3.
25731
25732 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
25733
25734         * recog.h (insn_operand_data): Add an "allows_mem" field.
25735         * genoutput.c (output_operand_data): Initialize it.
25736         * optabs.c (maybe_legitimize_operand_same_code): New function.
25737         (maybe_legitimize_operand): Use it when matching the original
25738         op->value.
25739
25740 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
25741
25742         * gimplify.c: Fix issues in comments throughout.
25743         (voidify_wrapper_expr): Fix long line.
25744         (build_stack_save_restore): Likewise.
25745         (gimplify_loop_expr): Likewise.
25746         (gimplify_compound_lval): Likewise.
25747         (gimplify_init_ctor_eval): Likewise.
25748         (gimplify_modify_expr_rhs): Likewise.
25749         (omp_notice_threadprivate_variable): Likewise.
25750
25751 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
25752
25753         * cfgexpand.c (expand_call_stmt): Convert the function type to the
25754         original one if this is not a builtin function.
25755
25756 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
25757
25758         PR target/48605
25759         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
25760         offset it as needed based on top 2 bits in operands[3], change
25761         MEM mode to SFmode and mask those 2 bits away from operands[3].
25762
25763 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
25764
25765         * c-parser.c (c_parser_objc_protocol_definition): Updated for
25766         change from objc_declare_protocols() to objc_declare_protocol().
25767
25768 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
25769
25770         * config/i386/sse.md (sse4_1): New mode attribute.
25771         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
25772         avx_blend<ssemodesuffix><avxmodesuffix> and
25773         sse4_1_blend<ssemodesuffix> using VF mode iterator.
25774         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
25775         avx_blendv<ssemodesuffix><avxmodesuffix> and
25776         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
25777         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
25778         avx_dp<ssemodesuffix><avxmodesuffix> and
25779         sse4_1_dp<ssemodesuffix> using VF mode iterator.
25780         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
25781         (sse4_1_packusdw): Merge with *avx_packusdw.
25782         (sse4_1_pblendvb): Merge with *avx_pblendvb.
25783         (sse4_1_pblendw): Merge with *avx_pblendw.
25784         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
25785         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
25786         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
25787         VF mode iterator.
25788         (sse4_1_round<ssescalarmodesuffix>): Merge with
25789         *avx_round<ssescalarmodesuffix>.
25790         (aesenc): Merge with *avx_aesenc.
25791         (aesenclast): Merge with *avx_aesenclast.
25792         (aesdec): Merge with *avx_aesdec.
25793         (aesdeclast): Merge with *avx_aesdeclast.
25794         (pclmulqdq): Merge with *pclmulqdq.
25795         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
25796         New predicate.
25797         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
25798
25799 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
25800
25801         PR middle-end/48608
25802         * cfgexpand.c (get_decl_align_unit): Renamed to ...
25803         (align_local_variable): This.  Update DECL_ALIGN.
25804         (add_stack_var): Updated.
25805         (expand_one_stack_var): Likewise.
25806
25807 2011-04-14  Richard Guenther  <rguenther@suse.de>
25808
25809         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
25810         Remove.
25811         (dse_initialize_block_local_data, dse_leave_block,
25812         record_voperand_set, get_stmt_uid): Likewise.
25813         (dse_possible_dead_store_p): Allow any kind of killing stmt.
25814         (dse_optimize_stmt): Remove voperand set handling code.
25815         Simplify and improve to handle any kind of killing stmt.
25816         (dse_record_phi): Remove.
25817         (dse_enter_block): Simplify.
25818         (tree_ssa_dse): Likewise.
25819         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
25820
25821 2011-04-14  Jan Hubicka  <jh@suse.cz>
25822
25823         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
25824         * cgraph.h (struct inline_summary): Move to ipa-inline.h
25825         (cgraph_local_info): Remove inline_summary.
25826         * ipa-cp.c: Include ipa-inline.h.
25827         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
25828         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
25829         accesor.
25830         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
25831         (input_overwrite_node): Do not set inline summary.
25832         (input_node): Do not stream inline summary.
25833         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
25834         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
25835         growth; we do not have inline parameters computed for that anyway.
25836         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
25837         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
25838         (inline_summary_t): New type and VECtor.
25839         (debug_inline_summary, dump_inline_summaries): Declare.
25840         (inline_summary): Use VOCtor.
25841         (estimate_edge_growth): Kill hack computing call stmt size directly.
25842         * lto-section-in.c (lto_section_name): Add inline section.
25843         * ipa-inline-analysis.c: Include lto-streamer.h
25844         (node_removal_hook_holder, node_duplication_hook_holder): New holders
25845         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
25846         (inline_summary_vec): Define.
25847         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
25848         dump_inline_summaries): New functions.
25849         (estimate_function_body_sizes): Properly compute size/time of outgoing
25850         calls.
25851         (compute_inline_parameters): Alloc inline_summary; do not compute
25852         size/time of incomming calls.
25853         (estimate_edge_time): Avoid missing time summary hack.
25854         (inline_read_summary): Read inline summary info.
25855         (inline_write_summary): Write inline summary info.
25856         (inline_free_summary): Free all hooks and inline summary vector.
25857         * lto-streamer.h: Add LTO_section_inline_summary section.
25858         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
25859         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
25860
25861 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25862
25863         * tree-vectorizer.h (vect_strided_store_supported): Add a
25864         HOST_WIDE_INT argument.
25865         (vect_strided_load_supported): Likewise.
25866         (vect_permute_store_chain): Return void.
25867         (vect_transform_strided_load): Likewise.
25868         (vect_permute_load_chain): Delete.
25869         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
25870         count argument.  Check that the count is a power of two.
25871         (vect_strided_load_supported): Likewise.
25872         (vect_permute_store_chain): Return void.  Update after above changes.
25873         Assert that the access is supported.
25874         (vect_permute_load_chain): Likewise.
25875         (vect_transform_strided_load): Return void.
25876         * tree-vect-stmts.c (vectorizable_store): Update calls after
25877         above interface changes.
25878         (vectorizable_load): Likewise.
25879         (vect_analyze_stmt): Don't check for strided powers of two here.
25880
25881 2011-04-14  Richard Guenther  <rguenther@suse.de>
25882
25883         PR tree-optimization/48590
25884         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
25885         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
25886         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
25887         BUILT_IN_STACK_SAVE.
25888         * tree-ssa-dce.c (propagate_necessity): Handle
25889         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
25890
25891 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
25892
25893         * c-parser.c (c_parser_objc_class_declaration): Updated call to
25894         objc_declare_class.
25895
25896 2011-04-14  Richard Guenther  <rguenther@suse.de>
25897
25898         * tree.h (get_object_alignment_1): Declare.
25899         * builtins.c (get_object_alignment_1): Split out worker from ...
25900         (get_object_alignment): ... here.
25901         * fold-const.c (get_pointer_modulus_and_residue): Use
25902         get_object_alignment_1.
25903
25904 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25905
25906         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
25907         type parameter.
25908         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
25909         parameter.  Generalise code to handle arrays as well as vectors.
25910         (vect_setup_realignment): Update accordingly.
25911         * tree-vect-stmts.c (vectorizable_store): Likewise.
25912         (vectorizable_load): Likewise.
25913
25914 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25915
25916         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
25917         within the per-copy loop.
25918
25919 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25920
25921         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
25922         in the dump file.
25923
25924 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25925
25926         * doc/options.texi (Negative): Explicitly mention that the
25927         Negative chain must be circular.
25928
25929 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
25930
25931         * function.h (block_chainon): Declare.
25932         * function.c (block_chainon): Define.
25933
25934 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
25935             Eric Weddington  <eric.weddington@atmel.com>
25936             Georg-Johann Lay  <avr@gjlay.de>
25937
25938         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
25939         New Includes
25940         (avr_init_builtins, avr_expand_builtin,
25941         avr_expand_delay_cycles, avr_expand_unop_builtin,
25942         avr_expand_binop_builtin ): New functions.
25943         (avr_builtin_id): New enum
25944         (struct avr_builtin_description): New struct
25945         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
25946         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
25947
25948         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
25949         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
25950         UNSPECV_DELAY_CYCLES): new enumeration values
25951         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
25952         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
25953         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
25954         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
25955         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
25956         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
25957         "fmulsu"): New insns
25958
25959         * config/avr/avr-c.c: fix line endings
25960         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
25961         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
25962         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
25963         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
25964         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
25965
25966         * doc/extend.texi (AVR Built-in Functions): New node
25967         (Target Builtins): Add documentation of AVR
25968         built-in functions.
25969
25970 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
25971
25972         PR target/44643
25973         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
25974         alone. Error if non-const data has attribute progmem.
25975
25976 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25977
25978         * tree.h (struct tree_constructor): Include tree_typed instead of
25979         tree_common.
25980         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
25981         TS_TYPED instead of TS_COMMON.
25982
25983 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
25984
25985         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
25986         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
25987         (sse2_psadbw): Merge with *avx_psadbw.
25988         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
25989         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
25990         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
25991         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
25992         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
25993         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
25994         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
25995         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
25996         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
25997         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
25998         (ssse3_palignrti): Merge with *avx_palignrti.
25999
26000 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
26001
26002         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
26003         * tree-ssanames.c (fini_ssanames): VEC_free it.
26004         (make_ssa_name_fn): Update for VECness of free_ssanames.
26005         (release_ssa_name, release_dead_ssa_names): Likewise.
26006         * tree.h (struct tree_ssa_name): Include tree_typed instead of
26007         tree_common.
26008         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
26009         TS_TYPED instead of TS_COMMON.
26010
26011 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
26012
26013         * postreload-gcse.c (gcse_after_reload_main): Add calls to
26014         statistics_counter_event.
26015         * tree-ssa-copyrename.c (stats): Define.
26016         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
26017         statistics_counter_event.
26018         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
26019         (bswap_stats, widen_mul_stats): Define.
26020         (insert_reciprocals): Increment rdivs_inserted.
26021         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
26022         rfuncs_inserted.  Add calls to statistics_counter_event.
26023         (execute_cse_sincos_1): Increment inserted.
26024         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
26025         statistics_counter_event.
26026         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
26027         of bswap_stats.  Add calls to statistics_counter_event.
26028         (convert_mult_to_widen): Increment widen_mults_inserted.
26029         (convert_plusminus_to_widen): Increment maccs_inserted.
26030         (convert_mult_to_fma): Increment fmas_inserted.
26031         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
26032         calls to statistics_counter_event.
26033
26034 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
26035
26036         PR rtl-optimization/48455
26037         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
26038         `temp_costs->mem_cost'.
26039
26040 2011-04-13  Jan Hubicka  <jh@suse.cz>
26041
26042         * ipa-inline.h: New file.
26043         * ipa-inline-analysis.c: New file. Broken out of ...
26044         * ipa-inline.c: ... this file; update toplevel comment;
26045         include ipa-inline.h
26046         (inline_summary): Move to ipa-inline.h
26047         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
26048         ipa-inline-analysis.c.
26049         (cgraph_estimate_time_after_inlining): Rename to
26050         estiamte_time_after_inlining; move to ipa-inline-analysis.c
26051         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
26052         to estimate_edge_growth.
26053         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
26054         rename to estimate_size_after_inlining.
26055         (cgraph_mark_inline_edge): Update for new naming convention.
26056         (cgraph_check_inline_limits): Likewise.
26057         (cgraph_edge_badness): Likewise.
26058         (cgraph_decide_recursive_inlining): Likewise.
26059         (cgraph_decide_inlining_of_small_functions): Likewise.
26060         (cgraph_decide_inlining_incrementally): Likewise.
26061         (cgraph_estimate_growth): Rename to estimate_growth; move to
26062         ipa-inline-analysis.c.
26063         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
26064         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
26065         (compute_inline_parameters): Likewise.
26066         (compute_inline_parameters_for_current): Likewise.
26067         (pass_inline_parameters): Likewise.
26068         (inline_indirect_intraprocedural_analysis): Likewise.
26069         (analyze_function): Rename to inline_analyze_function; likewise.
26070         (add_new_function): Move to ipa-inline-analysis.c.
26071         (inline_generate_summary): Likewise.
26072         (inline_read_summary): Likewise.
26073         (inline_write_summary): Likewise.
26074         * Makefile.in (ipa-inline-analysis.c): New file.
26075
26076 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
26077
26078         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
26079         * configure: Regenerate.
26080
26081 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
26082
26083         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
26084         instead of tree_common.
26085         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
26086         Likewise.
26087         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
26088         TS_TYPED rather than TS_COMMON.
26089         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
26090
26091 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
26092
26093         PR target/45263
26094         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
26095         r20 around calls of __tablejump_elpm__
26096
26097 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
26098
26099         PR middle-end/48591
26100         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
26101         NULL.
26102         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
26103
26104 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
26105
26106         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
26107         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
26108         (cfi_vec): New typedef.
26109         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
26110         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
26111         (cie_cfi_vec): New static variable.
26112         (cie_cfi_head): Delete.
26113         (add_cfi): Accept a cfi_vec * as first argument. All callers and
26114         declaration changed. Use vector rather than list operations.
26115         (new_cfi): Don't initialize the dw_cfi_next field.
26116         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
26117         rather than list operations.
26118         (lookup_cfa): Use vector rather than list operations.
26119         (output_cfis): New argument upto. Accept a cfi_vec rather than
26120         a dw_cfi_ref list head as argument. All callers changed.
26121         Iterate over the vector using upto as a maximum index.
26122         (output_all_cfis): New static function.
26123         (output_fde): Use vector rather than list operations. Use the
26124         new upto argument for output_cfis rather than manipulating a
26125         list.
26126         (dwarf2out_begin_prologue): Change initializations to match
26127         new struct members.
26128         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
26129         from the vector length rather than searching for the end of a list.
26130         Use output_all_cfis.
26131         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
26132
26133 2011-04-13  Nick Clifton  <nickc@redhat.com>
26134
26135         * config/rx/rx.md (movmemsi): Do not use this pattern when
26136         volatile pointers are involved.
26137
26138 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
26139
26140         * config/i386/sse.md (pinsrbits): Remove.
26141         (sse2_packsswb): Merge with *avx_packsswb.
26142         (sse2_packssdw): Merge with *avx_packssdw.
26143         (sse2_packuswb): Merge with *avx_packuswb.
26144         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
26145         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
26146         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
26147         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
26148         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
26149         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
26150         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
26151         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
26152         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
26153         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
26154         (sse2_loadld): Merge with *avx_loadld.
26155         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
26156         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
26157         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
26158         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
26159         (vec_concatv2di): Merge with *vec_concatv2di_avx.
26160
26161 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
26162
26163         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
26164         calling TREE_CHAIN.
26165         * print-tree.c (print_node): Likewise.
26166         * tree-inline.c (copy_tree_r): Likewise.
26167         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
26168         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
26169         instead of TS_COMMON.
26170         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
26171         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
26172         (copy_node_stat): Zero TREE_CHAIN only if necessary.
26173         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
26174         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
26175         ...and these...
26176         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
26177         * tree.h: ...here.
26178         (TREE_CHAIN): Check for a TS_COMMON structure.
26179         (TREE_TYPE): Check for a TS_TYPED structure.
26180
26181 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
26182
26183         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
26184         cgraph_get_create_node instead of cgraph_node.
26185
26186 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
26187
26188         * c-parser.c (c_parser_initelt): Updated call to
26189         objc_build_message_expr.
26190         (c_parser_postfix_expression): Likewise.
26191
26192 2011-04-12  Kai Tietz  <ktietz@redhat.com>
26193
26194         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
26195         MASK_MS_BITFIELD_LAYOUT bit.
26196
26197 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
26198
26199         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
26200         assert it is always true.
26201         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
26202         moves.
26203
26204 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
26205
26206         * c-parser.c (c_lex_one_token): Rewritten conditional used when
26207         compiling Objective-C to be more efficient.
26208
26209 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
26210
26211         * opts-common.c (decode_cmdline_options_to_array): Remove variable
26212         argv_copied.
26213
26214 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
26215
26216         * recog.h, genoutput.c, optabs.c: Revert last patch.
26217
26218 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
26219
26220         PR target/48090
26221         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
26222
26223 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
26224
26225         * recog.h (insn_operand_data): Add an "allows_mem" field.
26226         * genoutput.c (output_operand_data): Initialize it.
26227         * optabs.c (maybe_legitimize_operand_same_code): New function.
26228         (maybe_legitimize_operand): Use it when matching the original
26229         op->value.
26230
26231 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
26232
26233         * genpreds.c (process_define_predicate): Move most processing
26234         to gensupport.c.  Continue to validate the expression.
26235         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
26236         (process_define_predicate): Move processing to gensupport.c.
26237         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
26238         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
26239         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
26240         argument.
26241         (valid_predicate_name_p): New function, split out from old
26242         genpreds.c:process_define_predicate.
26243         (process_define_predicate): New function, combining code from
26244         old genpreds.c and genrecog.c functions.
26245         (process_rtx): Call it for DEFINE_PREDICATE and
26246         DEFINE_SPECIAL_PREDICATE.
26247
26248 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
26249
26250         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
26251         size of a '%A' memory reference.
26252         (T_DREG, T_QREG): New neon_builtin_type_bits.
26253         (arm_init_neon_builtins): Assert that the load and store operands
26254         are neon_struct_operands.
26255         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
26256         (NEON_ARG_MEMORY): New builtin_arg.
26257         (neon_dereference_pointer): New function.
26258         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
26259         Handle NEON_ARG_MEMORY.
26260         (arm_expand_neon_builtin): Update after above interface changes.
26261         Use NEON_ARG_MEMORY for loads and stores.
26262         * config/arm/predicates.md (neon_struct_operand): New predicate.
26263         * config/arm/iterators.md (V_two_elem): Tweak formatting.
26264         (V_three_elem): Use BLKmode for accesses that have no associated mode.
26265         (V_four_elem): Tweak formatting.
26266         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
26267         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
26268         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
26269         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
26270         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
26271         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
26272         (neon_vst4<mode>): Replace pointer operand with a memory operand.
26273         Use %A in the output template.
26274         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
26275         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
26276         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
26277         the width of the memory access.  Remove post-increment.
26278         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
26279
26280 2011-04-12  Nick Clifton  <nickc@redhat.com>
26281
26282         * config/v850/v850.c (expand_prologue): Do not use the CALLT
26283         instruction for interrupt handlers if the target is the basic V850
26284         architecture.
26285         (expand_epilogue): Likewise.
26286
26287 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
26288
26289         PR rtl-optimization/48549
26290         * combine.c (propagate_for_debug): Also stop after BB_END of
26291         this_basic_block.  Process LAST and just stop processing after it.
26292         (combine_instructions): If last_combined_insn has been deleted,
26293         set last_combined_insn to its PREV_INSN.
26294
26295 2011-04-12  Richard Guenther  <rguenther@suse.de>
26296
26297         PR tree-optimization/46076
26298         * gimple.h (struct gimple_statement_call): Add fntype field.
26299         (gimple_call_fntype): Adjust.
26300         (gimple_call_set_fntype): New function.
26301         * gimple.c (gimple_build_call_1): Set the call function type.
26302         * gimplify.c (gimplify_call_expr): Preserve the function
26303         type the frontend used for the call.
26304         (gimplify_modify_expr): Likewise.
26305         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
26306         function type.
26307         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
26308         function type.
26309         * tree-ssa.c (useless_type_conversion_p): Function pointer
26310         conversions are useless.
26311
26312 2011-04-12  Martin Jambor  <mjambor@suse.cz>
26313
26314         * cgraph.h (cgraph_node): Remove function declaration.
26315         (cgraph_create_node): Declare.
26316         (cgraph_get_create_node): Likewise.
26317         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
26318         Updated all callers.
26319         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
26320         the decl does not already exist.  Call cgraph_get_create_node instead
26321         of cgraph_node.
26322         (cgraph_get_create_node): New function.
26323         (cgraph_same_body_alias): Update comment.
26324         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
26325         assert it does not return NULL.
26326         (cgraph_update_edges_for_call_stmt): Likewise.
26327         (cgraph_clone_edge): Likewise.
26328         (cgraph_create_virtual_clone): Likewise.
26329         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
26330         instead of cgraph_node.
26331         (cgraph_add_new_function): Call cgraph_create_node or
26332         cgraph_get_create_node instead of cgraph_node.
26333         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
26334         instead of cgraph_node.
26335         (record_eh_tables): Likewise.
26336         (mark_address): Likewise.
26337         (mark_load): Likewise.
26338         (build_cgraph_edges): Call cgraph_get_create_node instead
26339         of cgraph_node.
26340         (rebuild_cgraph_edges): Likewise.
26341         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
26342         instead of cgraph_node.
26343         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
26344         cgraph_node.
26345         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
26346         cgraph_create_node instead of cgraph_node.
26347         * c-decl.c (finish_function): Call cgraph_get_create_node instead
26348         of cgraph_node.
26349         * lto-cgraph.c (input_node): Likewise.
26350         * lto-streamer-in.c (input_function): Likewise.
26351         * varasm.c (mark_decl_referenced): Likewise.
26352         (assemble_alias): Likewise.
26353
26354 2011-04-12  Martin Jambor  <mjambor@suse.cz>
26355
26356         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
26357         instead of cgraph_node and assert it does not return NULL.
26358         * lto-streamer-in.c (lto_read_body): Likewise.
26359         * omp-low.c (new_omp_context): Likewise.
26360         (create_task_copyfn): Likewise.
26361         * tree-emutls.c (lower_emutls_function_body): Likewise.
26362         * matrix-reorg.c (transform_allocation_sites): Likewise.
26363
26364 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
26365
26366         PR c/48552
26367         * c-typeck.c (build_asm_expr): Error out on attempts to use
26368         void type outputs or inputs for constraints that allow reg or
26369         don't allow memory.
26370
26371 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
26372             Richard Earnshaw  <rearnsha@arm.com>
26373
26374         PR target/48250
26375         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
26376         to use sign-magnitude offsets. Reject unsupported unaligned
26377         cases. Add detailed description in comments.
26378         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
26379         condition from TARGET_32BIT to TARGET_ARM.
26380
26381 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
26382
26383         * tree.h (struct typed_tree): New.
26384         (struct tree_common): Include it instead of tree_base.
26385         (TREE_TYPE): Update for new location of type field.
26386         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
26387         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
26388         (union tree_node): Add typed field.
26389         * treestruct.def (TS_TYPED): New.
26390         * lto-streamer.c (check_handled_ts_structures): Handle it.
26391         * tree.c (MARK_TS_TYPED): New macro.
26392         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
26393
26394 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
26395
26396         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
26397         (force_nonfallthru): Do not alter the loop nest if no basic block
26398         was created.
26399
26400 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
26401
26402         * config/i386/sse.md (VI): New mode iterator.
26403         (SSEMODEI): Remove.
26404         (AVX256MODEI): Ditto.
26405         (AVXMODEF4P): Ditto.
26406         (avxvecpsmode): Ditto.
26407         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
26408         (sse2_andnot<mode>3): New expander.
26409         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
26410         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
26411         (<any_logic:code><mode>3): Use VI mode iterator.
26412         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
26413         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
26414         (*andnottf3): Handle AVX three-operand constraints.
26415         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
26416
26417 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26418             Robert Millan  <rmh@gnu.org>
26419
26420         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
26421         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
26422         GNU_USER_DYNAMIC_LINKER64): Define.
26423         (REG_NAME): Don't undefine.
26424         (MD_UNWIND_SUPPORT): Undefine.
26425         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
26426         (REG_NAME): Don't undefine.
26427         (MD_UNWIND_SUPPORT): Undefine.
26428         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
26429
26430 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26431
26432         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
26433         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
26434
26435 2011-04-11  Xinliang David Li  <davidxl@google.com>
26436
26437         * value-profile.c (check_ic_target): New function.
26438         (gimple_ic_transform): Sanity check indirect call target.
26439         * gimple-low.c (gimple_check_call_args): Interface change.
26440         (gimple_check_call_matching_types): New function.
26441         * tree-inline.c (tree_can_inline_p): Call new function.
26442
26443 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
26444
26445         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
26446         tree-pretty-print.h & realmpfr.h.
26447
26448 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
26449
26450         PR middle-end/48464
26451         * ira.c (setup_pressure_classes): Fix typo in loop condition.
26452         (setup_allocno_and_important_classes): Ditto.
26453
26454 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26455
26456         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
26457         GNU_USER_DYNAMIC_LINKER.
26458         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
26459         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26460         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
26461         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
26462         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
26463         GNU_USER_TARGET_OS_CPP_BUILTINS.
26464         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
26465         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26466         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
26467         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26468         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
26469         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
26470         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
26471         GNU_USER_TARGET_OS_CPP_BUILTINS.
26472         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26473         GNU_USER_DYNAMIC_LINKER.
26474         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
26475         GNU_USER_TARGET_OS_CPP_BUILTINS.
26476         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
26477         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26478         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
26479         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26480         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
26481         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
26482         GNU_USER_DYNAMIC_LINKER64): Remove.
26483         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
26484         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26485         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26486         GNU_USER_DYNAMIC_LINKER.
26487         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
26488         GNU_USER_TARGET_OS_CPP_BUILTINS.
26489         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
26490         GNU_USER_TARGET_OS_CPP_BUILTINS.
26491         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
26492         to GNU_USER_TARGET_OS_CPP_BUILTINS.
26493         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
26494         GNU_USER_TARGET_OS_CPP_BUILTINS.
26495         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
26496         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
26497         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
26498         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
26499         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26500         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26501         GNU_USER_DYNAMIC_LINKER.
26502         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
26503         GNU_USER_TARGET_OS_CPP_BUILTINS.
26504         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
26505         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26506         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26507         GNU_USER_DYNAMIC_LINKER.
26508         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
26509         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26510         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
26511         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26512         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26513         GNU_USER_DYNAMIC_LINKER.
26514         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
26515         GNU_USER_DYNAMIC_LINKERN32.
26516         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
26517         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
26518         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
26519         GNU_USER_DYNAMIC_LINKER32.
26520         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
26521         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26522         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26523         GNU_USER_DYNAMIC_LINKER.
26524         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
26525         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26526         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
26527         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26528         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
26529         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
26530         GNU_USER_DYNAMIC_LINKER32.
26531         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
26532         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
26533         GNU_USER_DYNAMIC_LINKER.
26534         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
26535         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26536         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
26537         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
26538         GNU_USER_DYNAMIC_LINKER64.
26539         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
26540         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26541         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26542         GNU_USER_DYNAMIC_LINKER.
26543         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
26544         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26545         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26546         GNU_USER_DYNAMIC_LINKER.
26547         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
26548         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26549         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
26550         GNU_USER_DYNAMIC_LINKER32.
26551         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
26552         GNU_USER_DYNAMIC_LINKER64.
26553         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
26554         GNU_USER_DYNAMIC_LINKER64.
26555         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
26556         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26557         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
26558         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26559         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
26560
26561 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26562
26563         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
26564         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
26565         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
26566         GNU_USER_DYNAMIC_LINKER.
26567         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
26568         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
26569         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
26570         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
26571         GNU_USER_DYNAMIC_LINKER64.
26572         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
26573         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
26574         GNU_USER_LINK_EMULATION.
26575         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
26576         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
26577         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
26578         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
26579         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
26580         CPP_SPEC, CC1_SPEC): Remove.
26581         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
26582         (GNU_USER_DYNAMIC_LINKER): Define.
26583         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
26584         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
26585         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
26586         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
26587         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
26588         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
26589         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
26590         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
26591         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
26592         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
26593         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
26594         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
26595         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
26596         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
26597         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
26598         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
26599         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26600         GNU_USER_DYNAMIC_LINKER.
26601         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26602         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
26603         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26604         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
26605         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26606         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
26607         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
26608         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
26609         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
26610         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
26611
26612 2011-04-11  Kai Tietz  <ktietz@redhat.com>
26613
26614         PR target/9601
26615         PR target/11772
26616         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
26617         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
26618         comment.
26619         (ix86_is_msabi_thiscall): Removed.
26620         (ix86_is_type_thiscall): Likewise.
26621         (ix86_get_callcvt): New function.
26622         (ix86_comp_type_attributes): Simplify check.
26623         (ix86_function_regparm): Use ix86_get_callcvt for calling
26624         convention attribute checks.
26625         (ix86_return_pops_args): Likewise.
26626         (ix86_static_chain): Likewise.
26627         (x86_this_parameter): Likewise.
26628         (x86_output_mi_thunk): Likewise.
26629         (ix86_function_type_abi): Optimize check for types without attributes.
26630         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
26631         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
26632         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
26633         by flag-values.
26634         (IX86_BASE_CALLCVT): Helper macro.
26635         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
26636         Use ix86_get_callcvt for calling convention attribute checks and avoid
26637         symbol-decoration for stdcall in TARGET_RTD case.
26638         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
26639         Likewise.
26640         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
26641         for declaration.
26642
26643 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
26644
26645         * config/i386/sse.md (VI_128): New mode iterator.
26646         (VI12_128): Rename from SSEMODE12.
26647         (VI14_128): Rename from SSEMODE14.
26648         (VI124_128): New mode iterator.
26649         (VI24_128): Rename from SSEMODE248.
26650         (VI248_128): Rename from SSEMODE248.
26651         (SSEMODE124C8): Remove.
26652         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
26653         (*sse2_<plusminus_insn><mode>3): Merge with
26654         *avx_<plusminus_insn><mode>3.
26655         (*mulv8hi3): Merge with *avx_mulv8hi3.
26656         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
26657         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
26658         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
26659         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
26660         (ashr<mode>3): Merge with *avx_ashr<mode>3.
26661         (lshr<mode>3): Merge with *avx_lshr<mode>3.
26662         (ashl<mode>3): Merge with *avx_ashl<mode>3.
26663         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
26664         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
26665         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26666         (*<smaxmin:code>v8hi3): Ditto.
26667         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
26668         (*<smaxmin:code>v16qi3): Ditto.
26669         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
26670         (*sse2_eq<mode>3): Ditto.
26671         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
26672         (*sse2_gt<mode>3): Ditto.
26673         (vcondv2di): Split out of vcond<mode>.
26674         (vconduv2di): Split out of vcondu<mode>.
26675
26676 2011-04-11  Richard Guenther  <rguenther@suse.de>
26677
26678         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
26679         before calling tree_low_cst.
26680
26681 2011-04-11  Richard Guenther  <rguenther@suse.de>
26682
26683         * stor-layout.c (layout_type): Compute all array index size operations
26684         in the original type.
26685         (initialize_sizetypes): Add comment.
26686         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
26687
26688 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26689
26690         * common.opt (Tbss=, Tdata=, Ttext=): New options.
26691
26692 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26693
26694         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
26695         of cgraph_node, handle NULL return value.
26696         (cgraph_global_info): Likewise.
26697         (cgraph_rtl_info): Likewise.
26698         * tree-inline.c (estimate_num_insns): Likewise.
26699         * gimplify.c (unshare_body): Likewise.
26700         (unvisit_body): Likewise.
26701         (gimplify_body): Likewise.
26702         * predict.c (optimize_function_for_size_p): Likewise.
26703         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
26704         (call_may_clobber_ref_p_1): Likewise.
26705         * varasm.c (function_section_1): Likewise.
26706         (assemble_start_function): Likewise.
26707
26708 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26709
26710         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
26711         of cgraph_node.
26712         * final.c (rest_of_clean_state): Likewise.
26713         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
26714         * passes.c (pass_init_dump_file): Likewise.
26715         (execute_all_ipa_transforms): Likewise.
26716         (function_called_by_processed_nodes_p): Likewise.
26717         * predict.c (maybe_hot_frequency_p): Likewise.
26718         (probably_never_executed_bb_p): Likewise.
26719         (compute_function_frequency): Likewise.
26720         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
26721         (unnest_nesting_tree_1): Likewise.
26722         (lower_nested_functions): Likewise.
26723         * tree-optimize.c (execute_fixup_cfg): Likewise.
26724         (tree_rest_of_compilation): Likewise.
26725         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
26726         * tree-sra.c (ipa_early_sra): Likewise.
26727         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
26728         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
26729         * ipa.c (record_cdtor_fn): Likewise.
26730         * ipa-inline.c (cgraph_early_inlining): Likewise.
26731         (compute_inline_parameters_for_current): Likewise.
26732         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
26733         * ipa-pure-const.c (local_pure_const): Likewise.
26734         * ipa-split.c (split_function): Likewise.
26735         (execute_split_functions): Likewise.
26736         * cgraphbuild.c (build_cgraph_edges): Likewise.
26737         (rebuild_cgraph_edges): Likewise.
26738         (cgraph_rebuild_references): Likewise.
26739         (remove_cgraph_callee_edges): Likewise.
26740         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
26741         (verify_cgraph_node): Likewise.
26742         (cgraph_analyze_functions): Likewise.
26743         (cgraph_preserve_function_body_p): Likewise.
26744         (save_inline_function_body): Likewise.
26745         (save_inline_function_body): Likewise.
26746         * tree-inline.c (copy_bb): Likewise.
26747         (optimize_inline_calls): Likewise.
26748
26749 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26750
26751         PR tree-optimization/48195
26752         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
26753         ipa_check_create_edge_args.
26754         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
26755         ipa_check_create_edge_args.
26756         * ipa-inline.c (inline_generate_summary): Do not call
26757         ipa_check_create_node_params and ipa_check_create_edge_args.
26758         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
26759         ipa_check_create_edge_args.
26760
26761 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
26762
26763         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
26764         instead of loop.
26765         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
26766         * function.c (record_hard_reg_sets): Likewise.
26767         * ira.c (compute_regs_asm_clobbered): Likewise.
26768         * sched-deps.c (sched_analyze_1): Likewise.
26769         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
26770
26771 2011-04-09  Xinliang David Li  <davidxl@google.com>
26772
26773         PR tree-optimization/PR48484
26774         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
26775         has_valid_pred lazily
26776
26777 2011-04-09  Duncan Sands  <baldrick@free.fr>
26778
26779         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
26780
26781 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
26782
26783         * combine.c (combine_validate_cost): Adjust comments.  Set registered
26784         cost of I0 to zero at the end, if any.
26785
26786 2011-04-08  Xinliang David Li  <davidxl@google.com>
26787
26788         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
26789         to insane profile data.
26790
26791 2011-04-08  Xinliang David Li  <davidxl@google.com>
26792
26793         * ipa-cp.c (ipcp_update_profiling): Correct
26794          negative scale factor due to insane profile data.
26795
26796 2011-04-08  Xinliang David Li  <davidxl@google.com>
26797
26798         * final.c (dump_basic_block_info): New function.
26799         (final): Dump basic block.
26800         (final_scan_insn): Remove old dump.
26801
26802 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
26803
26804         PR target/47829
26805         * config.gcc (i386-*-freebsd): Disable unwind table generation for
26806         crtbegin/crtend.
26807
26808 2011-04-08  Michael Matz  <matz@suse.de>
26809
26810         PR middle-end/48389
26811         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
26812         functions.
26813         (rebuild_jump_labels): Call rebuild_jump_labels_1.
26814         * rtl.h (rebuild_jump_labels_chain): Declare.
26815         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
26816         insns inserted on edges.
26817
26818 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
26819
26820         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
26821         * config/arm/arm-arches.def: New.
26822         * config/arm/arm-opts.h: New.
26823         * config/arm/genopt.sh: New.
26824         * config/arm/arm-tables.opt: New (generated).
26825         * config/arm/arm.c (arm_handle_option, arm_target_help,
26826         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
26827         (all_architectures): Get most table contents from arm-arches.def.
26828         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
26829         arm_selected_tune here.
26830         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
26831         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
26832         (march=, mcpu=, mtune=): Use Enum and Var.
26833         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
26834         (arm.o): Update dependencies.
26835
26836 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
26837
26838         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
26839         of header_file.
26840         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
26841         (write_typed_alloc_defns): Likewise.
26842         (main): Calls write_typed_alloc_defns with output_header.
26843
26844 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
26845
26846         PR inline-asm/48435
26847         * ira-color.c (setup_profitable_hard_regs): Add comments.
26848         Don't take prohibited hard regs into account.
26849         (setup_conflict_profitable_regs): Rename to
26850         get_conflict_profitable_regs.
26851         (check_hard_reg_p): Check prohibited hard regs.
26852
26853 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
26854
26855         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
26856         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
26857         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
26858
26859 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26860
26861         PR target/48366
26862         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
26863         move from floating point to shift amount register.
26864         (emit_move_sequence): Remove secondary reload support for floating
26865         point to shift amount amount register copies.
26866         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
26867         amount register copies.
26868         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
26869         register, return false if mode isn't a scalar integer mode.
26870         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
26871
26872 2011-04-08  Richard Guenther  <rguenther@suse.de>
26873
26874         * gimple.c (gimple_call_flags): Remove kludge.
26875
26876 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26877
26878         * sel-sched.c (sel_region_init): Move call to
26879         sel_setup_region_sched_flags after setup_current_loop_nest.
26880
26881 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
26882
26883         PR rtl-optimization/48272
26884         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
26885         init_insn_reg_pressure_info.  Adjust a caller.
26886         * sched-int.h (init_insn_reg_pressure_info): Declare.
26887         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
26888         when sched-pressure is enabled.
26889
26890 2011-04-08  Richard Guenther  <rguenther@suse.de>
26891
26892         * gimple.c (gimple_set_modified): Do not queue calls to
26893         MODIFIED_NORETURN_CALLS here ...
26894         * tree-ssa-operands.c (update_stmt_operands): ... but here.
26895
26896 2011-04-08  Richard Guenther  <rguenther@suse.de>
26897
26898         PR lto/48467
26899         * toplev.c (lang_dependent_init): Do not open asm_out_file
26900         in WPA mode, nor perform debug machinery initialization.
26901         (finalize): Do not unlink asm_out_file in WPA mode.
26902
26903 2011-04-08  Richard Guenther  <rguenther@suse.de>
26904
26905         * gimple.h (gimple_call_fntype): New function.
26906         (gimple_call_return_type): Use it.
26907         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
26908         * gimple-low.c (gimple_check_call_args): Likewise.
26909         * gimple.c (gimple_call_flags): Likewise.
26910         (gimple_call_arg_flags): Likewise.
26911         (gimple_call_return_flags): Likewise.
26912         * tree-cfg.c (verify_gimple_call): Likewise.
26913         (do_warn_unused_result): Likewise.
26914         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
26915         * value-prof.c (gimple_ic_transform): Fix fndecl check.
26916
26917 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
26918
26919         PR rtl-optimization/48235
26920         * sel-sched.c (code_motion_process_successors): Recompute the last
26921         insn in basic block if control flow changed.
26922         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
26923         Update condition for ilist_remove.
26924
26925 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26926
26927         PR rtl-optimization/48302
26928         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
26929         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
26930         it to record added preheader blocks.
26931         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
26932         on to sel_add_loop_preheaders.
26933         (sel_region_init): Move call to setup_current_loop_nest after
26934         sel_init_bbs.
26935
26936 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26937
26938         PR target/48273
26939         * cfgloop.h (loop_has_exit_edges): New helper.
26940         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
26941         non-clonable.
26942         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
26943         that have no exit edges.
26944
26945 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26946
26947         PR rtl-optimization/48442
26948         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
26949         all callers.  Adjust assert.
26950
26951 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
26952
26953         PR tree-optimization/48377
26954         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
26955         is_packed to true even for types with smaller TYPE_ALIGN than
26956         TYPE_SIZE.
26957
26958 2011-04-08  Richard Guenther  <rguenther@suse.de>
26959
26960         PR bootstrap/48513
26961         * doc/tm.texi: Re-generate.
26962
26963 2011-04-08  Wei Guozhi  <carrot@google.com>
26964
26965         PR target/47855
26966         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
26967         * config/arm/arm.c (arm_attr_length_push_multi): New function.
26968         * config/arm/arm.md (*push_multi): Change the length computation to
26969         call a C function.
26970
26971 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
26972
26973         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
26974         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
26975         * doc/tm.texi: Regenerate.
26976         * system.h (ASM_OUTPUT_BSS): Poison.
26977         * varasm.c (asm_output_bss): Remove function.
26978         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
26979
26980         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
26981         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
26982         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
26983         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26984         Likewise.
26985         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26986         Likewise.
26987         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26988         Likewise.
26989         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
26990
26991 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26992
26993         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
26994         EnumValue lines.
26995
26996 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26997
26998         * config/m68k/m68k.c (m68k_handle_option): Don't handle
26999         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
27000         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
27001         OPT_mcpu32.
27002         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
27003         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
27004         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
27005         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
27006         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
27007         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
27008         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
27009         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
27010         options.  Don't map other m68k options manually.  Don't handle
27011         old-style options as canonical.
27012         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
27013         * doc/install.texi (m68k-*-*): Document binutils version requirement.
27014
27015 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
27016
27017         * basic-block.h (force_nonfallthru): Move to...
27018         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
27019         (force_nonfallthru): ...here.
27020         * cfghooks.c (force_nonfallthru): New function.
27021         * cfgrtl.c (force_nonfallthru): Rename into...
27022         (rtl_force_nonfallthru): ...this.
27023         (commit_one_edge_insertion): Do not set AUX field.
27024         (commit_edge_insertions): Do not discover new basic blocks.
27025         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
27026         (cfg_layout_rtl_cfg_hooks): Likewise.
27027         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
27028         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
27029         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
27030
27031 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
27032
27033         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
27034         Remove macros.
27035
27036 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
27037
27038         * config/i386/sse.md: Update copyright year.
27039         (avxcvtvecmode): Remove.
27040         (sse_movhlps): Merge with *avx_movhlps.
27041         (sse_movlhps): Merge with *avx_movlhps.
27042         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
27043         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
27044         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
27045         (sse_loadhps): Merge with *avx_loadhps.
27046         (sse_storelps): Merge with *avx_storelps.
27047         (sse_loadlps): Merge with *avx_loadlps.
27048         (sse_movss): Merge with *avx_movss.
27049         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
27050         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
27051         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
27052         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
27053         (vec_set<mode>_0): Ditto.
27054         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
27055         (sse4_1_insertps): Merge with *avx_insertps.
27056         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
27057         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
27058         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
27059         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
27060         (sse2_storehpd): Merge with *avx_storehpd.
27061         (sse2_loadhpd): Merge with *avx_loadhpd.
27062         (sse2_loadlpd): Merge with *avx_loadlpd.
27063         (sse2_movsd): Merge with *avx_movsd.
27064         (*vec_concatv2df): Merge with *vec_concatv2df.
27065
27066 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
27067
27068         PR debug/48343
27069         * combine.c (combine_instructions): Add last_combined_insn,
27070         update it if insn is after it, pass it to all try_combine calls.
27071         (try_combine): Add last_combined_insn parameter, pass it instead of
27072         i3 to propagate_for_debug.
27073
27074 2011-04-07  Nick Clifton  <nickc@redhat.com>
27075
27076         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
27077         to handle MDR <-> data register transfers.
27078         (movhi_internal): Likewise.
27079
27080 2011-04-07  Alan Modra  <amodra@gmail.com>
27081
27082         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
27083         previous stack info.
27084
27085 2011-04-07  Tom de Vries  <tom@codesourcery.com>
27086
27087         PR target/43920
27088         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
27089         flow_find_cross_jump.  Swap variables to implement backward replacement.
27090         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
27091
27092 2011-04-07  Tom de Vries  <tom@codesourcery.com>
27093
27094         PR target/43920
27095         * cfgcleanup.c (walk_to_nondebug_insn): New function.
27096         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
27097         and bb2.
27098         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
27099         src1 or src2.  Redirect edges to the last basic block.  Update
27100         frequency and count on multiple basic blocks in case of fallthru.
27101
27102 2011-04-07  Tom de Vries  <tom@codesourcery.com>
27103
27104         PR target/43920
27105         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
27106         function.
27107         (old_insns_match_p): Change return type.  Replace return false/true
27108         with return dir_none/dir_both.  Use can_replace_by.
27109         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
27110         direction from dir_p.  Register replacement direction in dir, last_dir
27111         and afterlast_dir.  Handle new return type of old_insns_match_p using
27112         merge_dir.  Return replacement direction in dir_p.
27113         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
27114         return type of old_insns_match_p.
27115         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
27116         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
27117         flow_find_cross_jump.
27118         * basic-block.h (enum replace_direction): New type.
27119         (flow_find_cross_jump): Add parameter to declaration.
27120
27121 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
27122
27123         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
27124         (AVXMODEDCVTPS2DQ): Ditto.
27125         (VEC_FLOAT_MODE): Ditto.
27126         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
27127         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
27128         (<any_logic:code><mode>3): Use VF mode iterator.
27129         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
27130         Use VF mode iterator.
27131         (copysign<mode>3): Use VF mode iterator.
27132         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
27133         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
27134         (*<any_logic:code><MODEF:mode>3): Merge with
27135         *avx_<any_logic:code><MODEF:mode>3.
27136         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
27137         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
27138         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
27139         (avx_cvtdq2ps<avxmodesuffix>): Remove.
27140         (sse2_cvtdq2ps): Use %v modifier.
27141         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
27142         (avx_cvtps2dq<avxmodesuffix>): Remove.
27143         (sse2_cvtps2dq): Use %v modifier.
27144         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
27145         (avx_cvttps2dq<avxmodesuffix>): Remove.
27146         (sse2_cvttps2dq): Use %v modifier.
27147         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
27148         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
27149         (sse2_cvtsd2siq): Fix insn template.
27150         (sse2_cvtsd2siq_2): Ditto.
27151         (sse2_cvttsd2siq): Ditto.
27152         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
27153         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
27154
27155 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
27156
27157         * gcov-io.c: Use GCC Runtime Library Exception.
27158
27159 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
27160
27161         PR debug/48466
27162         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
27163         as base_reg whatever register reg has been eliminated to, instead
27164         of hardcoding STACK_POINTER_REGNUM.
27165
27166 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
27167
27168         * doc/tm.texi.in: Document C target hooks as separate from general
27169         target hooks.
27170         * doc/tm.texi: Regenerate.
27171         * genhooks.c (struct hook_desc): Add docname field.
27172         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
27173         docname field.
27174         (hook_array): Include c-target.def.
27175         (emit_documentation): Use docname field in output.
27176         (emit_init_macros): Take docname argument.  Only emit definitions
27177         for hooks matching docname.
27178         (main): Expect additional arguments in all cases.  Pass argument
27179         to emit_init_macros.
27180         * target.def: Move initial macro definitions and comments to
27181         target-hooks-macros.h.
27182         (gcc_targetcm): Move to c-family/c-target.def.
27183         * target.h (targetcm): Move declaration to c-family/c-target.h.
27184         * targhooks.c (default_handle_c_option): Move to
27185         c-family/c-opts.c.
27186         * targhooks.h (default_handle_c_option): Move declaration to
27187         c-family/c-common.h.
27188         * target-hooks-macros.h: New file.
27189         * config.gcc (target_has_targetcm): Define and use to add to
27190         c_target_objs and cxx_target_objs.
27191         * config/default-c.c: New file.
27192         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
27193         of target.h and target-def.h.
27194         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
27195         (darwin_objc_construct_string, darwin_cfstring_ref_p,
27196         darwin_check_cfstring_format_arg): Make static.
27197         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
27198         TARGET_STRING_OBJECT_REF_TYPE_P,
27199         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
27200         * config/darwin-protos.h (darwin_objc_construct_string,
27201         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
27202         declare.
27203         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
27204         TARGET_STRING_OBJECT_REF_TYPE_P,
27205         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
27206         * config/t-darwin (darwin-c.o): Update dependencies.
27207         * system.h (TARGET_HAS_TARGETCM): Poison.
27208         * Makefile.in (TARGET_H): Update.
27209         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
27210         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
27211         (default-c.o): New target.
27212         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
27213         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
27214         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
27215         c-target.def.
27216         (build/genhooks.o): Update dependencies.
27217
27218 2011-04-06  Richard Guenther  <rguenther@suse.de>
27219
27220         * ipa-inline.c (enum inlining_mode): Remove.
27221         (cgraph_flatten): Use some other token.
27222         (cgraph_edge_early_inlinable_p): New function, split out from ...
27223         (cgraph_perform_always_inlining): New function, split out from ...
27224         (cgraph_decide_inlining_incrementally): ... here.
27225         (cgraph_mark_inline_edge): Adjust.
27226         (cgraph_early_inlining): Re-structure.
27227         (pass_early_inline): Require SSA form.
27228
27229 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
27230             Julian Brown  <julian@codesourcery.com>
27231             Mark Shinwell  <shinwell@codesourcery.com>
27232
27233         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
27234         LO_REGS only for Thumb-1.
27235         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
27236         be used in short instructions when optimising for size on Thumb-2.
27237
27238 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
27239
27240         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
27241         associated with user returns to be preserved.
27242
27243 2011-04-06  Tristan Gingold  <gingold@adacore.com>
27244
27245         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
27246         symbol_queue_size, DBXOUT_DECR_NESTING,
27247         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
27248         if XCOFF_DEBUGGING_INFO.
27249
27250 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
27251
27252         * config/i386/i386.md (attribute isa): New.
27253         (attribute enabled): New.
27254         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
27255         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
27256         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
27257         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
27258         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
27259         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
27260         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
27261         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
27262
27263         * config/i386/sse.md (VF): New mode iterator.
27264         (VF1): Ditto.
27265         (VF2): Ditto.
27266         (VF_128): Ditto.
27267         (SSEMODEF4): Remove.
27268         (attribute sse): Handle V8SF and V4DF modes.
27269         (<absneg:code><mode>2): Use VF mode iterator.
27270         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
27271         mode iterator.
27272         (<plusminus_insn><mode>3): Use VF mode iterator.
27273         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
27274         Use VF mode iterator.
27275         (<sse>_vm<plusminus_insn><mode>3): Merge with
27276         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
27277         (mul<mode>3): Use VF mode iterator.
27278         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
27279         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
27280         mode iterator.
27281         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
27282         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
27283         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
27284         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
27285         mode iterator.
27286         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
27287         Use VF1 mode iterator.
27288         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
27289         (sqrt<VF2:mode>2): New expander.
27290         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
27291         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
27292         and sqrtv2df2.  Use VF mode iterator.
27293         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
27294         mode iterator.
27295         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
27296         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
27297         Use VF1 mode iterator.
27298         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
27299         (<smaxmin:code><mode>3): Use VF mode iterator.
27300         (*<smaxmin:code><mode>3_finite): Merge with
27301         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
27302         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
27303         (<sse>_vm<smaxmin:code><mode>2): Merge with
27304         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
27305         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
27306         mode iterator.
27307         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
27308         mode iterator.
27309         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
27310         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
27311         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
27312         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
27313         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
27314         VF mode iterator.
27315         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
27316         Use VF_128 mode iterator.
27317         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
27318         mode iterator.
27319         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
27320         VF_128 mode iterator.
27321         (vcond<mode>): Use VF mode iterator.
27322         * config/i386/predicates.md (sse_comparison_operator): Merge with
27323         avx_comparison_float_operator.  Do not declare as special_predicate.
27324         * config/i386/i386.c (struct builtin_description): Update for renamed
27325         compare patterns.
27326         (ix86_expand_args_builtin): Ditto.
27327         (ix86_expand_sse_compare_mask): Ditto.
27328
27329 2011-04-06  Richard Guenther  <rguenther@suse.de>
27330
27331         * tree-inline.c (estimate_num_insns): For calls simply account
27332         for all passed arguments and a used return value.
27333
27334 2011-04-06  Richard Guenther  <rguenther@suse.de>
27335
27336         PR tree-optimization/47663
27337         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
27338         call_stmt_time fields.
27339         (cgraph_edge_inlinable_p): Declare.
27340         (cgraph_edge_recursive_p): New inline function.
27341         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
27342         (cgraph_clone_edge): Copy it.
27343         * ipa-inline.c (cgraph_estimate_edge_time): New function.
27344         Account for call stmt time.
27345         (cgraph_estimate_time_after_inlining): Take edge argument.
27346         (cgraph_estimate_edge_growth): Account call stmt size.
27347         (cgraph_estimate_size_after_inlining): Take edge argument.
27348         (cgraph_mark_inline_edge): Adjust.
27349         (cgraph_check_inline_limits): Likewise.
27350         (cgraph_recursive_inlining_p): Remove.
27351         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
27352         (cgraph_decide_recursive_inlining): Take edge argument and
27353         adjust.
27354         (cgraph_decide_inlining_of_small_functions): Do not avoid
27355         diags for recursive inlining here.
27356         (cgraph_flatten): Adjust.
27357         (cgraph_decide_inlining_incrementally): Likewise.
27358         (estimate_function_body_sizes): Remove call cost handling.
27359         (compute_inline_parameters): Initialize caller edge call costs.
27360         (cgraph_estimate_edge_growth): New function.
27361         (cgraph_estimate_growth): Use it.
27362         (cgraph_edge_badness): Likewise.
27363         (cgraph_check_inline_limits): Take an edge argument.
27364         (cgraph_decide_inlining_of_small_functions): Adjust.
27365         (cgraph_decide_inlining): Likewise.
27366         * tree-inline.c (estimate_num_insns): Only account for call
27367         return value if it is used.
27368         (expand_call_inline): Avoid diagnostics on recursive inline
27369         functions here.
27370         * lto-cgraph.c (lto_output_edge): Output edge call costs.
27371         (input_edge): Input edge call costs.
27372
27373 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27374
27375         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
27376
27377 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
27378
27379         * doc/invoke.texi (Spec Files): Fix typo.
27380
27381 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
27382
27383         * profile.c (branch_prob): Move declaration of local variable.  Remove
27384         obsolete ??? comment.  Expand the location explicitly instead of using
27385         the LOCATION_FILE and LOCATION_LINE macros.
27386
27387 2011-04-06  Wei Guozhi  <carrot@google.com>
27388
27389         PR target/47855
27390         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
27391         (arm_cond_branch): Likewise.
27392         (arm_cond_branch_reversed): Likewise.
27393         (arm_jump): Likewise.
27394         (push_multi): Likewise.
27395         * config/arm/constraints.md (Py): New constraint.
27396
27397 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27398
27399         PR bootstrap/48471
27400         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
27401         Move these...
27402         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
27403         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
27404         #ifdef DBX_DEBUGGING_INFO.
27405
27406 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
27407
27408         PR bootstrap/48403
27409         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
27410         if old and new states differ.
27411
27412 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
27413
27414         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
27415         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
27416         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
27417         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
27418         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
27419         mcfv4e): Use Alias.
27420         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
27421         ColdFire options to -mcpu= options.
27422
27423 2011-04-05  Jeff Law  <law@redhat.com>
27424
27425         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
27426         check if BB is a successor of LOOP->header and return
27427         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
27428
27429 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
27430
27431         * cprop.c (struct reg_use): Remove.
27432         (reg_use_table): Make an array of RTX.
27433         (find_used_regs, constprop_register, local_cprop_pass,
27434         bypass_block): Simplify users of reg_use_table.
27435         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
27436         on one of the uses found by find_used_regs.
27437
27438 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27439
27440         PR bootstrap/48469
27441         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
27442         declaration.
27443
27444 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27445
27446         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
27447         as an rtx.
27448         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
27449
27450 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
27451
27452         PR middle-end/48441
27453         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
27454
27455 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27456
27457         * combine.c: Include obstack.h.
27458         (struct insn_link): Define.
27459         (uid_log_links): Adjust type.
27460         (FOR_EACH_LOG_LINK): New macro.
27461         (insn_link_obstack): Declare.
27462         (alloc_insn_link): Define.
27463         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
27464         type of link variables.
27465         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
27466         (try_combine, record_promoted_values, distribute_notes): Likewise.
27467         (distribute_links): Likewise.  Tweak prototype.
27468         (clear_log_links): Delete.
27469         (adjust_for_new_dest): Call alloc_insn_link.
27470         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
27471
27472 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27473
27474         * gcse.c (modify_mem_list): Convert to an array of VECs.
27475         (canon_modify_mem_list, compute_transp): Tweak formatting.
27476         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
27477         (load_killed_in_block_p): Likewise.
27478         (record_last_mem_set_info): Likewise.
27479         (clear_modify_mem_tables): Likewise.
27480
27481 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27482
27483         PR middle-end/48461
27484         * function.c (emit_use_return_register_into_block): Only define if
27485         HAVE_return.
27486
27487 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
27488
27489         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
27490
27491 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
27492
27493         * config/rx/rx-opts.h: New.
27494         * config/rx/rx.c (rx_cpu_type): Remove.
27495         (rx_handle_option): Don't assert that global structures are in
27496         use.  Access variables via opts pointer.  Defer most handling of
27497         OPT_mint_register_.  Use error_at.
27498         (rx_option_override): Handle deferred OPT_mint_register_ here.
27499         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
27500         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
27501         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
27502         (rx_cpu_types): New Enum and EnumValue entries.
27503         (mint-register=): Use Defer and use Var accordingly.
27504
27505 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27506
27507         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
27508         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
27509         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
27510         Move these...
27511         (debug_free_queue, debug_nesting, symbol_queue_index):
27512         ...and these...
27513         * dbxout.c: ...to here.  Make static.
27514
27515 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27516
27517         * gcse.c (modify_pair): Define.  Define a VEC of it.
27518         (canon_modify_mem_list): Convert to an array of VECs.
27519         (free_insn_expr_list_list): Delete.
27520         (clear_modify_mem_tables): Call VEC_free instead.
27521         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
27522         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
27523         (canon_list_insert, compute_transp): Likewise.
27524
27525 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27526
27527         PR target/43920
27528         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
27529         for size.
27530
27531 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27532
27533         PR target/43920
27534         * function.c (emit_use_return_register_into_block): New function.
27535         (thread_prologue_and_epilogue_insns): Use
27536         emit_use_return_register_into_block.
27537
27538 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27539
27540         PR target/43920
27541         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
27542         insn.
27543
27544 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27545
27546         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
27547
27548 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
27549
27550         * config/arm/arm.md (define_constants for unspec): Replace with
27551         define_c_enum.
27552         (define_constants for unspecv): Replace with define_c_enum.
27553         * config/arm/neon.md (define_constants for unspec): Replace with
27554         define_c_enum.
27555
27556 2011-04-04  Richard Henderson  <rth@redhat.com>
27557
27558         PR bootstrap/48400
27559         * dwarf2out.c (output_line_info): Always emit line info from
27560         at least one section.
27561         (dwarf2out_init): Create text_section_line_info here ...
27562         (set_cur_line_info_table): ... not here.
27563
27564 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
27565
27566         PR target/48380
27567         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
27568         not called.
27569
27570         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
27571
27572 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
27573
27574         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
27575         (expr_equiv_p): Remove.
27576         (insert_set_in_table): Look at <dest, src> pair instead of expr.
27577         (hash_scan_set): Update call to insert_set_in_table.
27578         (dump_hash_table): Dump <dest, src> pair.
27579         (lookup_set): Simplify.  Lookup <dest, src> pair.
27580         (compute_transp): Remove, fold heavily simplified code into...
27581         (compute_local_properties): ...here.  Expect COMP and TRANSP
27582         unconditionally.
27583         (find_avail_set): Take set directly from struct expr.
27584         (find_bypass-set): Likewise.
27585         (bypass_block): Likewise.
27586         (cprop_insn): Likewise.  Remove redundant INSN_P test.
27587
27588         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
27589         checks on form of COND from find_implicit_sets to here.
27590         (find_implicit_sets): Cleanup control flow. Split critical edges
27591         if it exposes implicit sets.  Allocate/resize implicit_sets as
27592         necessary.
27593         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
27594         changed something.  Run df_analyze after find_implicit_sets if any
27595         edges were split.  Do not allocate implicit_sets here.
27596
27597         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
27598         (gcse_obstack): Renamed to cprop_obstack.
27599         (GNEW, GNEWVEC, GNEWVAR): Remove.
27600         (gmalloc): Remove.
27601         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
27602         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
27603         (gcse_alloc): Likewise, and rename to cprop_alloc.
27604         (alloc_gcse_men, free_gcse_mem): Remove.
27605         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
27606         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
27607         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
27608
27609         * cprop.c (oprs_not_set_p): Remove.
27610         (mark_set, mark_clobber): Remove.
27611         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
27612         (reg_not_set_p): New function.
27613         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
27614         (cprop_insn): Likewise.
27615         (cprop_jump): Use FOR_EACH_EDGE.
27616
27617 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
27618
27619         PR bootstrap/48403
27620         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
27621         (rank_for_schedule): Use scheduled_insns vector instead of
27622         last_scheduled_insn.
27623         (ok_for_early_queue_removal): Likewise.
27624         (queue_to_ready): Search forward in nonscheduled_insns_begin if
27625         we have a dbg_cnt.
27626         (choose_ready): Likewise.
27627         (commit_schedule): Use VEC_iterate.
27628         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
27629         a dbg_cnt, use it and ensure the first insn is in the ready list.
27630         (haifa_sched_init): Allocate scheduled_insns.
27631         (sched_extend_ready_list): Don't allocate it; reserve space.
27632         (haifa_sched_finish): Free it.
27633
27634 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
27635
27636         * optc-gen.awk: Always remove type from Variable entry before
27637         recording in var_seen.
27638
27639 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
27640
27641         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
27642         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
27643         call to tidy_fallthru_edges.
27644
27645 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
27646
27647         * doc/options.texi (ToLower): Document.
27648         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
27649         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
27650         * opts.h (cl_option): Add cl_tolower field.
27651         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
27652         arguments with lowercase strings.
27653         * config/rx/rx.opt (mcpu=): Add ToLower.
27654         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
27655         argument.
27656
27657 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
27658
27659         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
27660
27661 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
27662
27663         * config/vax/vax.c: Include reload.h.
27664
27665 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
27666
27667         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
27668         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
27669         (sparc_preferred_reload_class): New function.
27670
27671 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
27672
27673         PR debug/48401
27674         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
27675         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
27676
27677 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
27678
27679         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
27680         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
27681
27682 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
27683
27684         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
27685         (ASM_OUTPUT_ALIGNED_BSS): Define.
27686
27687 2011-04-03  Michael Matz  <matz@suse.de>
27688
27689         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
27690         and next_slot members.
27691         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
27692         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
27693         (lto_streamer_cache_append): Declare.
27694         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
27695         unsigned index, remove offset parameter, ensure that we append
27696         or update existing entries.
27697         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
27698         parameter, update next_slot for append.
27699         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
27700         parameter.
27701         (lto_streamer_cache_insert_at): Likewise.
27702         (lto_streamer_cache_append): New function.
27703         (lto_streamer_cache_lookup): Use unsigned index.
27704         (lto_streamer_cache_get): Likewise.
27705         (lto_record_common_node): Don't test tree_node_can_be_shared.
27706         (preload_common_node): Adjust call to lto_streamer_cache_insert.
27707         (lto_streamer_cache_delete): Don't free offsets member.
27708         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
27709         (lto_output_string_with_length): Use lto_output_data_stream.
27710         (lto_output_tree_header): Remove ix parameter, don't write it.
27711         (lto_output_builtin_tree): Likewise.
27712         (lto_write_tree): Adjust callers to above, don't track and write
27713         offset, write unsigned index.
27714         (output_unreferenced_globals): Don't emit all global vars.
27715         (write_global_references): Use unsigned indices.
27716         (lto_output_decl_state_refs): Likewise.
27717         (write_symbol): Likewise.
27718         * lto-streamer-in.c (lto_input_chain): Move earlier.
27719         (input_function): Use unsigned index.
27720         (input_alias_pairs): Don't read and then ignore all global vars.
27721         (lto_materialize_tree): Remove ix_p parameter, don't read index,
27722         don't pass it back, use lto_streamer_cache_append.
27723         (lto_register_var_decl_in_symtab): Use unsigned index.
27724         (lto_register_function_decl_in_symtab): Likewise.
27725         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
27726         index.
27727         (lto_get_builtin_tree): Don't read index, use
27728         lto_streamer_cache_append.
27729         (lto_read_tree): Adjust call to lto_materialize_tree.
27730
27731         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
27732         don't use function calls in arguments to MIN.
27733
27734         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
27735         twice.
27736
27737         * gimple.c (gimple_type_leader_entry): Mark deletable.
27738
27739 2011-04-03  Alan Modra  <amodra@gmail.com>
27740
27741         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
27742
27743 2011-04-03  Michael Matz  <matz@suse.de>
27744
27745         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
27746         an integer.
27747         * tree.h (tree_decl_non_common.vindex): Adjust comment.
27748
27749 2011-04-03  Michael Matz  <matz@suse.de>
27750
27751         * cgraphbuild.c (record_reference): Canonicalize constructor values.
27752         * gimple-fold.c (canonicalize_constructor_val): Accept being called
27753         without function context.
27754         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
27755         current_function_decl and cfun.
27756
27757 2011-04-03  Michael Matz  <matz@suse.de>
27758
27759         * tree.c (decl_init_priority_insert): Don't create entry for
27760         default priority.
27761         (decl_fini_priority_insert): Ditto.
27762         (fields_compatible_p, find_compatible_field): Remove.
27763         * tree.h (fields_compatible_p, find_compatible_field): Remove.
27764         * gimple.c (gimple_compare_field_offset): Adjust block comment.
27765
27766 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
27767
27768         * combine.c (try_combine): Remove useless local variable.
27769
27770 2011-04-03  Richard Guenther  <rguenther@suse.de>
27771             Ira Rosen  <ira.rosen@linaro.org>
27772
27773         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
27774         non-variable offsets and compare the remaining bases of the two
27775         accesses instead of looking for exact same data-ref.
27776
27777 2011-04-02  Kai Tietz  <ktietz@redhat.com>
27778
27779         PR target/48416
27780         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
27781
27782         * i386.c (ix86_is_msabi_thiscall): New helper function.
27783         (ix86_is_type_thiscall): New helper function.
27784         (ix86_comp_type_attributes): Handle thiscall for method-functions
27785         special.
27786         (init_cumulative_args): Likewise.
27787         (find_drap_reg): Likewise.
27788         (ix86_static_chain): Likewise.
27789         (x86_this_parameter): Likewise.
27790         (x86_output_mi_thunk): Likewise.
27791
27792 2011-04-01  Olivier Hainque  <hainque@adacore.com>
27793             Nicolas Setton  <setton@adacore.com>
27794             Eric Botcazou  <ebotcazou@adacore.com>
27795
27796         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
27797         (add_gnat_descriptive_type_attribute): New function.
27798         (gen_array_type_die): Call it.
27799         (gen_enumeration_type_die): Likewise.
27800         (gen_struct_or_union_type_die): Likewise.
27801         (modified_type_die): Likewise.
27802         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
27803         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
27804         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
27805
27806 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
27807
27808         PR bootstrap/48148
27809         * dwarf2out.c (resolve_addr): Don't call force_decl_die
27810         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
27811
27812         Revert:
27813         2011-03-17  Richard Guenther  <rguenther@suse.de>
27814
27815         PR bootstrap/48148
27816         * lto-cgraph.c (input_overwrite_node): Clear the abstract
27817         origin for decls in other ltrans units.
27818         (input_varpool_node): Likewise.
27819
27820 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
27821
27822         PR middle-end/48335
27823         * expr.c (expand_assignment): Handle all possibilities
27824         if TO_RTX is CONCAT.
27825         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
27826         (store_split_bit_field): If SUBREG_REG (op0) or
27827         op0 itself has smaller mode than word, return it
27828         for offset 0 and const0_rtx for out-of-bounds stores.
27829         If word is const0_rtx, skip it.
27830
27831 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
27832
27833         * config/h8300/h8300.c (print_operand_address): Rename to...
27834         (h8300_print_operand_address): ...this. Make static. Adjust comments.
27835         Call h8300_print_operand and h8300_print_operand_address instead of
27836         print_operand and print_operand_address. Declare.
27837         (print_operand): Renake to...
27838         (h8300_print_operand): ...this. Make static. Adjust comments.
27839         Call h8300_print_operand instead of print_operand. Declare.
27840         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
27841         (h8300_register_move_cost): Likewise.
27842         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
27843         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
27844         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
27845         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
27846         * config/h8300/h8300-protos.h (print_operand): Delete.
27847         (print_operand_address): Delete.
27848
27849 2011-04-01  Richard Henderson  <rth@redhat.com>
27850
27851         PR 48400
27852         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
27853         in strict mode before dwarf4.  Re-order tests to early out
27854         before switching sections.
27855
27856 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
27857
27858         * config/h8300/constraints.md: New file.
27859         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
27860         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
27861         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
27862         * config/h8300/predicates.md (bit_operand): Likewise.
27863         (incdec_operand): Use satisfies_constraint_M and
27864         satisfies_constraint_O.  Don't use C code block.
27865         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
27866         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
27867         (compute_mov_length): Use satisfies_constraint_G.
27868         (fix_bit_operand): Use satisfies_constraint_U.
27869         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
27870         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
27871         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
27872         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
27873         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
27874         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
27875         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
27876         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
27877         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
27878         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
27879         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
27880         (EXTRA_MEMORY_CONSTRAINT): Delete.
27881
27882 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
27883             Michael Meissner  <meissner@linux.vnet.ibm.com>
27884
27885         PR target/48262
27886         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
27887         operands, as per the specifications.
27888
27889         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
27890         (vec_extract_evenv4sf): Ditto.
27891         (vec_extract_evenv8hi): Ditto.
27892         (vec_extract_evenv16qi): Ditto.
27893         (vec_extract_oddv4si): Ditto.
27894
27895 2011-03-31  Mark Wielaard  <mjw@redhat.com>
27896
27897         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
27898         high_pc attribute if the CU has no associated code. Only output
27899         DW_AT_entry_pc for CU if not generating strict dwarf and
27900         dwarf_version < 4.
27901
27902 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
27903
27904         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
27905         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
27906         out of ...
27907         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
27908         * final.c (final_start_function): Call the new function rather
27909         than using a NULL argument for dwarf2out_frame_debug.
27910
27911         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
27912         that contains the prologue.
27913
27914         * haifa-sched.c (queue_insn): New arg REASON.  All callers
27915         changed.  Print it in debugging output.
27916
27917         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
27918
27919         * sched-ebb.c (begin_schedule_ready): Remove second argument.
27920         Split most of the code into...
27921         (begin_move_insn): ... here.  New function.
27922         (ebb_sched_info): Add a pointer to it.
27923         * haifa-sched.c (scheduled_insns): New static variable.
27924         (sched_extend_ready_list): Allocate it.
27925         (schedule_block): Use it to record the order of scheduled insns.
27926         Perform RTL changes to move insns only after all scheduling
27927         decisions have been made.
27928         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
27929         begin_move_insn field.
27930         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
27931         * sched-int.h (struct haifa_sched_info): Remove second argument
27932         from begin_schedule_ready hook.  Add new member begin_move_insn.
27933         * sched-rgn.c (begin_schedule_ready): Remove second argument.
27934         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
27935
27936         * haifa-sched.c (prune_ready_list): New function, broken out of
27937         schedule_block.
27938         (schedule_block): Use it.
27939
27940 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27941
27942         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
27943
27944 2011-04-01  Kai Tietz  <ktietz@redhat.com>
27945
27946         * config.gcc (*-*-mingw*): Allow as option the
27947         posix threading model.
27948         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
27949         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
27950         definition.
27951         (CPP_SPEC): Add pthread/no-pthread handling.
27952         (LIB_SPEC): Likewise.
27953         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
27954         (LIB_SPEC): Likewise.
27955         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
27956         flag to pass -pthread option for shared libgcc build.
27957         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
27958         for shared libgcc build.
27959         * config/i386/t-mingw-pthread: New file.
27960         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
27961         New define to enable use of library pthread by default.
27962         * config/i386/mingw.opt (pthread): New driver option.
27963         (no-pthread): New driver option.
27964         * config/i386/cygming.opt: Make sure trailing empty line is retained.
27965         * config/i386/mingw-w64.opt: Likewise.
27966
27967 2011-04-01  Gary Funck  <gary@intrepid.com>
27968
27969         * c-decl.c (grokdeclarator): Fix formatting.
27970
27971 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27972
27973         * expr.c (emit_block_move_via_movmem): Use n_generator_args
27974         instead of n_operands.
27975         (set_storage_via_setmem): Likewise.
27976         * optabs.c (maybe_gen_insn): Likewise.
27977         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
27978         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
27979         (mips_expand_builtin_direct): Likewise.
27980         * config/spu/spu.c (expand_builtin_args): Likewise.
27981
27982 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27983
27984         * recog.h (insn_data_d): Add n_generator_args.
27985         * genoutput.c (data): Likewise.
27986         (output_insn_data): Print it.
27987         (max_opno, num_dups): Delete.
27988         (scan_operands): Just fill in "d->operand[...]".
27989         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
27990
27991 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27992
27993         * gensupport.h (pattern_stats): New structure.
27994         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
27995         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
27996         (max_operand_1, max_operand_vec): Delete.
27997         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
27998
27999 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
28000
28001         * emit-rtl.c (emit_pattern_after_setloc): New function.
28002         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
28003         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
28004         (emit_pattern_after): New function.
28005         (emit_insn_after, emit_jump_insn_after): Call it.
28006         (emit_call_insn_after, emit_debug_insn_after): Likewise.
28007         (emit_pattern_before_setloc): New function.
28008         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
28009         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
28010         Likewise.
28011         (emit_pattern_before): New function.
28012         (emit_insn_before, emit_jump_insn_before): Call it.
28013         (emit_call_insn_before, emit_debug_insn_before): Likewise.
28014
28015 2011-03-31  Richard Henderson  <rth@redhat.com>
28016
28017         * dwarf2out.c (dw_separate_line_info_ref): Remove.
28018         (dw_separate_line_info_entry): Remove.
28019         (enum dw_line_info_opcode): New.
28020         (dw_line_info_entry): Use it.
28021         (dw_line_info_table, dw_line_info_table_p): New.
28022         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
28023         (line_info_table, line_info_label_num): Remove.
28024         (line_info_table_in_use): Remove.
28025         (separate_line_info_table): Remove.
28026         (separate_line_info_table_allocated): Remove.
28027         (separate_line_info_table_in_use): Remove.
28028         (LINE_INFO_TABLE_INCREMENT): Remove.
28029         (line_info_label_num): New.
28030         (cur_line_info_table): New.
28031         (text_section_line_info, cold_text_section_line_info): New.
28032         (separate_line_info): New.
28033         (SEPARATE_LINE_CODE_LABEL): Remove.
28034         (print_dwarf_line_table): Remove.
28035         (debug_dwarf): Don't dump it.
28036         (output_one_line_info_table): New.
28037         (output_line_info): Use it.
28038         (new_line_info_table): New.
28039         (set_cur_line_info_table): New.
28040         (dwarf2out_switch_text_section): Use it.
28041         (dwarf2out_begin_function): Likewise.
28042         (push_dw_line_info_entry): New.
28043         (dwarf2out_source_line): Rewrite for new line info tables.
28044         (dwarf2out_init): Remove dead initailizations.
28045
28046 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
28047
28048         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
28049         various flags.
28050         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
28051         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
28052         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
28053         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
28054         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
28055         * opt-functions.awk (flag_init, switch_bit_fields): New.
28056         (switch_flags): Don't handle flags moved to bit-fields.  Don't
28057         generate CL_MISSING_OK or CL_SAVE.
28058         * optc-gen.awk: Update to generate bit-field output as well as
28059         flags field.
28060         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
28061         bit-field instead of CL_REJECT_DRIVER flag.
28062         * opts-common.c (generate_canonical_option,
28063         decode_cmdline_option): Use bit-fields instead of CL_* flags.
28064         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
28065         instead of CL_REJECT_NEGATIVE flag.
28066         * toplev.c (print_switch_values): Use cl_report bit-field instead
28067         of CL_REPORT flag.
28068
28069 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
28070
28071         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
28072         a zero minimum index only if it is redundant.
28073
28074 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
28075
28076         PR rtl-optimization/48381
28077         * ira-color.c (assign_hard_reg): Use hard reg set intersection
28078         instead of ira_class_hard_reg_index for calculating conflicting
28079         hard registers.
28080
28081 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
28082
28083         * cprop.c: Clean up hash table building.
28084         (reg_avail_info): Remove.
28085         (oprs_available_p): Remove.
28086         (record_last_reg_set_info): Remove.
28087         (record_last_set_info): Remove.
28088         (reg_available_p): New function.
28089         (gcse_constant_p): Do not treat unfolded conditions as constants.
28090         (make_set_regs_unavailable): New function.
28091         (hash_scan_set): Simplify with new reg_available_p.
28092         (compute_hash_table_work): Traverse insns stream only once.
28093         Do not compute reg_avail_info. Traverse insns in reverse order.
28094         Record implicit sets after recording explicit sets from the block.
28095
28096 2011-03-31  Michael Matz  <matz@suse.de>
28097
28098         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
28099
28100 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
28101
28102         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
28103         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
28104         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
28105         (h8300_mode_dependent_address_p): New function.
28106         (h8300_get_index): Make static.
28107
28108 2011-03-31  Jeff Law  <law@redhat.com>
28109
28110         * reload1.c (elimination_effects): Fix typo in recent change.
28111
28112         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
28113         typo potentially leading to null pointer dereference.
28114
28115         * caller-save.c (new_saved_hard_reg): Eliminate return value.
28116         (setup_save_areas): Corresponding changes to avoid useless
28117         assignments.
28118
28119         * jump.c (reversed_comparison_code_parts): Avoid successive return
28120         statements when REVERSE_CONDITION is defined.
28121
28122         * expr.c (expand_assignment): Avoid useless assignments.
28123         (expand_expr_real_1): Likewise.
28124         (expand_expr_real_2): Avoid useless statements.
28125
28126         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
28127
28128         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
28129
28130         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
28131         statements.
28132
28133         * stmt.c (expand_expr_stmt): Avoid useless assignment.
28134
28135 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
28136
28137         PR target/47109
28138         * doc/tm.texi.in (TARGET_VERSION): Remove.
28139         * doc/tm.texi: Regenerate.
28140         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
28141         * collect2.c (main): Don't use TARGET_VERSION.
28142         * mips-tdump.c (main): Don't use TARGET_VERSION.
28143         * mips-tfile.c (main): Don't use TARGET_VERSION.
28144         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
28145         * config/rs6000/vxworksae.h: Remove.
28146         * config/alpha/alpha.h (TARGET_VERSION): Remove.
28147         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
28148         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
28149         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
28150         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
28151         * config/arm/arm.h (TARGET_VERSION): Remove.
28152         * config/arm/coff.h (TARGET_VERSION): Remove.
28153         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
28154         * config/arm/elf.h (TARGET_VERSION): Remove.
28155         * config/arm/freebsd.h (TARGET_VERSION): Remove.
28156         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
28157         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
28158         * config/arm/pe.h (TARGET_VERSION): Remove.
28159         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
28160         * config/arm/semi.h (TARGET_VERSION): Remove.
28161         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
28162         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
28163         * config/arm/vxworks.h (TARGET_VERSION): Remove.
28164         * config/avr/avr.h (TARGET_VERSION): Remove.
28165         * config/bfin/bfin.h (TARGET_VERSION): Remove.
28166         * config/fr30/fr30.h (TARGET_VERSION): Remove.
28167         * config/frv/frv.h (TARGET_VERSION): Remove.
28168         * config/h8300/h8300.h (TARGET_VERSION): Remove.
28169         * config/i386/cygwin.h (TARGET_VERSION): Remove.
28170         * config/i386/darwin.h (TARGET_VERSION): Remove.
28171         * config/i386/darwin64.h (TARGET_VERSION): Remove.
28172         * config/i386/djgpp.h (TARGET_VERSION): Remove.
28173         * config/i386/freebsd.h (TARGET_VERSION): Remove.
28174         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
28175         * config/i386/gnu.h (TARGET_VERSION): Remove.
28176         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
28177         * config/i386/i386elf.h (TARGET_VERSION): Remove.
28178         * config/i386/linux.h (TARGET_VERSION): Remove.
28179         * config/i386/linux64.h (TARGET_VERSION): Remove.
28180         * config/i386/lynx.h (TARGET_VERSION): Remove.
28181         * config/i386/mingw32.h (TARGET_VERSION): Remove.
28182         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
28183         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
28184         * config/i386/netware.h (TARGET_VERSION): Remove.
28185         * config/i386/nto.h (TARGET_VERSION): Remove.
28186         * config/i386/openbsd.h (TARGET_VERSION): Remove.
28187         * config/i386/vxworks.h (TARGET_VERSION): Remove.
28188         * config/ia64/elf.h (TARGET_VERSION): Remove.
28189         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
28190         * config/ia64/hpux.h (TARGET_VERSION): Remove.
28191         * config/ia64/linux.h (TARGET_VERSION): Remove.
28192         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
28193         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
28194         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
28195         * config/lm32/lm32.h (TARGET_VERSION): Remove.
28196         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
28197         * config/m32c/m32c.h (TARGET_VERSION): Remove.
28198         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
28199         * config/m32r/m32r.h (TARGET_VERSION): Remove.
28200         * config/m68k/linux.h (TARGET_VERSION): Remove.
28201         * config/m68k/m68k.h (TARGET_VERSION): Remove.
28202         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
28203         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
28204         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
28205         * config/mep/mep.h (TARGET_VERSION): Remove.
28206         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
28207         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
28208         * config/mips/iris6.h (MACHINE_TYPE): Remove.
28209         * config/mips/linux.h (TARGET_VERSION): Remove.
28210         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
28211         * config/mips/vxworks.h (TARGET_VERSION): Remove.
28212         * config/mmix/mmix.h (TARGET_VERSION): Remove.
28213         * config/mn10300/linux.h (TARGET_VERSION): Remove.
28214         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
28215         * config/pa/pa.h (TARGET_VERSION): Remove.
28216         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
28217         * config/picochip/picochip.h (TARGET_VERSION): Remove.
28218         * config/rs6000/aix.h (TARGET_VERSION): Remove.
28219         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
28220         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
28221         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
28222         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
28223         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
28224         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
28225         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
28226         * config/rs6000/linux.h (TARGET_VERSION): Remove.
28227         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
28228         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
28229         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
28230         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
28231         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
28232         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
28233         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
28234         * config/s390/linux.h (TARGET_VERSION): Remove.
28235         * config/s390/s390.h (TARGET_VERSION): Remove.
28236         * config/s390/tpf.h (TARGET_VERSION): Remove.
28237         * config/score/score.h (TARGET_VERSION): Remove.
28238         * config/sh/linux.h (TARGET_VERSION): Remove.
28239         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
28240         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
28241         * config/sh/sh.h (TARGET_VERSION): Remove.
28242         * config/sh/sh64.h (TARGET_VERSION): Remove.
28243         * config/sh/superh.h (TARGET_VERSION): Remove.
28244         * config/sh/vxworks.h (TARGET_VERSION): Remove.
28245         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
28246         * config/sparc/linux.h (TARGET_VERSION): Remove.
28247         * config/sparc/linux64.h (TARGET_VERSION): Remove.
28248         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
28249         TARGET_NAME32, TARGET_NAME): Remove.
28250         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
28251         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
28252         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
28253         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
28254         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
28255         * config/spu/spu.h (TARGET_VERSION): Remove.
28256         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
28257         * config/v850/v850.h (TARGET_VERSION): Remove.
28258         * config/vax/linux.h (TARGET_VERSION): Remove.
28259         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
28260         * config/xtensa/elf.h (TARGET_VERSION): Remove.
28261         * config/xtensa/linux.h (TARGET_VERSION): Remove.
28262
28263 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
28264
28265         PR target/48142
28266         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
28267         frame-related from frame-unrelated adjustments to the stack pointer.
28268
28269 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
28270
28271         * common.opt (fdebug-types-section): Move earlier.
28272         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
28273
28274 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
28275
28276         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
28277         var.
28278
28279 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
28280
28281         * tree.h (CASE_CHAIN): Define.
28282         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
28283         (gimple_redirect_edge_and_branch): Likewise.
28284
28285 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
28286
28287         PR middle-end/48367
28288         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
28289         calculation.
28290
28291 2011-03-30  Jeff Law  <law@redhat.com>
28292
28293         * PR bootstrap/48371
28294         * reload1.c (reload): Fix botch in last change.
28295
28296         * reload.h (struct reload): Fix typo introduced in last change.
28297
28298 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
28299
28300         * config/arm/arm.opt (mhard-float, msoft-float): Mark
28301         Undocumented.  Remove help text.
28302         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
28303         -mhard-float.
28304
28305 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
28306
28307         * doc/options.texi (NegativeAlias): Document.
28308         (Alias): Mention NegativeAlias.
28309         * opt-functions.awk: Handle NegativeAlias.
28310         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
28311         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
28312         * opts.h (CL_NEGATIVE_ALIAS): Define.
28313         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
28314         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
28315         OPT_mspe_.
28316         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
28317         Alias entries.
28318         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
28319         mno-spe and mno-isel instead of mspe=no and -misel=no.
28320
28321 2011-03-29  Mark Wielaard  <mjw@redhat.com>
28322
28323         * common.opt (fdebug-types-section): New flag.
28324         * doc/invoke.texi: Document new -fno-debug-types-section flag.
28325         * dwarf2out.c (use_debug_types): New define.
28326         (struct die_struct): Mark die_id with GTY desc use_debug_types.
28327         (print_die): Guard output of type unit signatures using
28328         use_debug_types.
28329         (build_abbrev_table): Replace assert of dwarf_version >= 4
28330         with assert on use_debug_types.
28331         (size_of_die): Likewise.
28332         (unmark_dies): Likewise.
28333         (value_format): Decide AT_ref_external form on use_debug_types.
28334         (output_die): Replace dwarf_version version check guard with
28335         use_debug_types where appropriate.
28336         (modified_type_die): Likewise.
28337         (gen_reference_type_die): Likewise.
28338         (dwarf2out_start_source_file): Likewise.
28339         (dwarf2out_end_source_file): Likewise.
28340         (prune_unused_types_walk_attribs): Likewise.
28341         (dwarf2out_finish): Likewise.
28342
28343 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
28344
28345         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
28346
28347 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
28348
28349         PR rtl-optimization/48332
28350         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
28351         mode of input operand N and modeN to its actual mode.
28352
28353 2011-03-30  Jeff Law  <law@redhat.com>
28354
28355         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
28356         define accessor macro.
28357         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
28358         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
28359         (reg_equiv_init): Likewise.
28360         (reg_equivs_size): New variable.
28361         (reg_equiv_init_size): Remove.
28362         (allocate_initial_values): Move prototype to here from....
28363         * integrate.h (allocate_initial_values): Remove prototype.
28364         * integrate.c: Include reload.h.
28365         (allocate_initial_values): Corresponding changes.
28366         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
28367         (fix_reg_equiv_init, no_equiv): Corresponding changes.
28368         (update_equiv_regs): Corresponding changes.
28369         (ira): Corresponding changes.
28370         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
28371         (push_secondary_reload): Corresponding changes.
28372         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
28373         (make_memloc, find_reloads_address): Corresponding changes.
28374         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
28375         (find_reloads_address_1): Corresponding changes.
28376         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
28377         (refers_to_regno_for_reload_p): Corresponding changes.
28378         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
28379         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
28380         * reload1.c: Include ggc.h.
28381         (grow_reg_equivs): New function.
28382         (replace_pseudos_in, reload): Corresponding changes.
28383         (calculate_needs_all_insns, alter_regs): Corresponding changes.
28384         (eliminate_regs_1, elimination_effects): Corresponding changes.
28385         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
28386         (delete_output_reload): Likewise.
28387         * caller-save.c (mark_referenced_regs): Corresponding changes.
28388         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
28389         * frv/predicates.md (frv_load_operand): Corresponding changes.
28390         * microblaze/microblaze.c (double_memory_operand): Corresponding
28391         changes.
28392         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
28393         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
28394         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
28395         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
28396         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
28397         changes.
28398         * pa/pa.c (emit_move_sequence): Corresponding changes.
28399         * vax/vax.c (nonindexed_address_p): Corresponding changes.
28400
28401 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
28402
28403         PR target/47551
28404         * config/arm/arm.c (coproc_secondary_reload_class): Handle
28405         structure modes.  Don't check neon_vector_mem_operand for
28406         vector or structure modes.
28407
28408 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
28409             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
28410
28411         PR target/43590
28412         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
28413         operand 1 and reshuffle the operands to match.
28414         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
28415
28416 2011-03-30  Christian Schüler  <cschueler@gmx.de>
28417
28418         PR driver/48208
28419         * config/c.opt (F): Added 'Driver' to -F option.
28420
28421         PR driver/48260
28422         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
28423           handler function.
28424         * config/darwin.opt: Added '-arch' option.
28425
28426 2011-03-30  Nick Clifton  <nickc@redhat.com>
28427
28428         * config/rx/rx.md: Add peepholes and patterns to combine
28429         extending loads and simple arithmetic instructions.
28430         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
28431         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
28432         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
28433         modes to use pre-decrement and post-increment addressing.
28434         (rx_is_restricted_memory_address): Add range checking of REG+INT
28435         addresses.
28436         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
28437         (rx_memory_move_cost): Adjust cost of stores.
28438         (rx_adjust_insn_length): New function.
28439
28440 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
28441
28442         PR c/48305
28443         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
28444         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
28445         matching arg00/arg01 types.
28446
28447 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
28448
28449         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
28450         last_location to UNKNOWN_LOCATION.
28451
28452 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
28453
28454         PR target/48349
28455         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
28456         FLOAT_SSE_REGS.
28457
28458 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
28459             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
28460
28461         PR bootstrap/48337
28462         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
28463         Init(PROCESSOR_V7).
28464         (sparc_cpu): Likewise.
28465         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
28466         PROCESSOR_V7.
28467
28468 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
28469
28470         PR target/48336
28471         PR middle-end/48342
28472         PR rtl-optimization/48345
28473         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
28474         hard regs for given mode from profitable regs when doing secondary
28475         allocation.
28476
28477 2011-03-29  Jeff Law  <law@redhat.com>
28478
28479         PR bootstrap/48327
28480         * tree-ssa-threadupdate.c (struct redirection_data): Remove
28481         do_not_duplicate field.
28482         (lookup_redirection_data): Corresponding changes.
28483         (create_duplicates): Always create a template block.
28484         (redirect_edges): Remove code which reused the original block
28485         when it was going to become unreachable code.
28486         (thread_block): Don't set do_not_duplicate field.
28487
28488 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
28489
28490         * lto-opts.c (register_user_option_p, lto_register_user_option):
28491         Make type argument unsigned.
28492         * lto-streamer.h (lto_register_user_option): Make type argument
28493         unsigned.
28494         * opth-gen.awk: Make CL_* macros unsigned.
28495         * opts-common.c (find_opt): Make lang_mask argument unsigned.
28496         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
28497         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
28498         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
28499         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
28500         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
28501         (find_opt): Make lang_mask argument unsigned.
28502
28503 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
28504
28505         PR rtl-optimization/48331
28506         PR rtl-optimization/48334
28507         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
28508         for any used algorithm.
28509
28510 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
28511
28512         * ira-conflicts.c (build_object_conflicts): Add unused attribute
28513         to parent_max.
28514
28515 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
28516
28517         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
28518         (alpha_option_override): Don't set alpha_sr_alias_set.
28519         (emit_frame_store_1): Use gen_frame_mem rather than calling
28520         set_mem_alias_set.
28521         (alpha_expand_epilogue): Ditto.
28522
28523 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
28524
28525         PR tree-optimization/48290
28526         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
28527         vectorization, check that relevant phis in the basic block after
28528         the inner loop are really inner loop's exit phis.
28529
28530 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
28531
28532         PR debug/48190
28533         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
28534         (cached_dw_loc_list_def): New structure.
28535         (cached_dw_loc_list): New typedef.
28536         (cached_dw_loc_list_table): New variable.
28537         (cached_dw_loc_list_table_hash): New function.
28538         (cached_dw_loc_list_table_eq): Likewise.
28539         (add_location_or_const_value_attribute): Take a bool cache_p.
28540         Cache the list when the parameter is true.
28541         (gen_formal_parameter_die): Update caller.
28542         (gen_variable_die): Likewise.
28543         (dwarf2out_finish): Likewise.
28544         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
28545         while generating debug info for the decl.
28546         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
28547         (dwarf2out_init): Initialize cached_dw_loc_list_table.
28548         (resolve_addr): Cache the result of resolving a chain of
28549         location lists.
28550
28551 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
28552
28553         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
28554         conflict object hard regset nodes have intersecting hard reg sets.
28555
28556         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
28557         after regstat_init_n_sets_and_refs.
28558
28559         * ira.c: Add more comments at the top.
28560         (setup_stack_reg_pressure_class, setup_pressure_classes):
28561         Add comments how we compute the register pressure classes.
28562         (setup_allocno_and_important_classes): Add more comments.
28563         (setup_class_translate_array, reorder_important_classes)
28564         (setup_reg_class_relations): Add comments.
28565
28566         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
28567         start of the file.
28568
28569         * ira-color.c: Add 2011 to the Copyright line.
28570         (assign_hard_reg):  Add more comments.
28571         (improve_allocation): Ditto.
28572
28573         * ira-costs.c: Add 2011 to the Copyright line.
28574         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
28575         comments.
28576         (setup_regno_cost_classes_by_mode): Ditto.
28577
28578         Initial patches from ira-improv branch:
28579
28580         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
28581
28582         * ira-build.c (ira_create_object): Remove initialization of
28583         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
28584         (ira_create_allocno): Remove initialization of
28585         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
28586         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
28587         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
28588         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
28589         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
28590         Initialize ALLOCNO_ADD_DATA.
28591         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
28592         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
28593         ALLOCNO_REG.
28594         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
28595         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
28596
28597         * ira.c (ira_reallocate): Remove.
28598         (setup_pressure_classes): Call
28599         ira_init_register_move_cost_if_necessary.  Use
28600         ira_register_move_cost instead of ira_get_register_move_cost.
28601         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
28602         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
28603
28604         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
28605         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
28606         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
28607         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
28608         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
28609         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
28610         Fix formatting.
28611         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
28612         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
28613         (struct allocno_color_data): New.
28614         (allocno_color_data_t): New typedef.
28615         (allocno_color_data): New definition.
28616         (ALLOCNO_COLOR_DATA): New macro.
28617         (struct object_color_data): New.
28618         (object_color_data_t): New typedef.
28619         (object_color_data): New definition.
28620         (OBJECT_COLOR_DATA): New macro.
28621         (update_copy_costs, calculate_allocno_spill_cost): Call
28622         ira_init_register_move_cost_if_necessary.  Use
28623         ira_register_move_cost instead of ira_get_register_move_cost.
28624         (move_spill_restore, update_curr_costs): Ditto.
28625         (allocno_spill_priority): Make it inline.
28626         (color_pass): Allocate and free allocno_color_dat and object_color_data.
28627         (struct coalesce_data, coalesce_data_t): New.
28628         (allocno_coalesce_data): New definition.
28629         (ALLOCNO_COALESCE_DATA): New macro.
28630         (merge_allocnos, coalesced_allocno_conflict_p): Use
28631         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
28632         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
28633         (coalesce_allocnos): Ditto.
28634         (setup_coalesced_allocno_costs_and_nums): Ditto.
28635         (collect_spilled_coalesced_allocnos): Ditto.
28636         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
28637         (setup_slot_coalesced_allocno_live_ranges): Ditto.
28638         (coalesce_spill_slots): Ditto.
28639         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
28640         free allocno_coalesce_data.
28641
28642         * ira-conflicts.c: Fix formatting.
28643         (process_regs_for_copy): Call
28644         ira_init_register_move_cost_if_necessary.  Use
28645         ira_register_move_cost instead of ira_get_register_move_cost.
28646         (build_object_conflicts): Optimize.
28647
28648         * ira-costs.c (record_reg_classes): Optimize.  Call
28649         ira_init_register_move_cost_if_necessary.  Use
28650         ira_register_move_cost, ira_may_move_in_cost, and
28651         ira_may_move_out_cost instead of ira_get_register_move_cost and
28652         ira_get_may_move_cost.
28653         (record_address_regs): Ditto.
28654         (scan_one_insn): Optimize.
28655         (find_costs_and_classes): Optimize.
28656         (process_bb_node_for_hard_reg_moves): Call
28657         ira_init_register_move_cost_if_necessary.  Use
28658         ira_register_move_cost instead of ira_get_register_move_cost.
28659
28660         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
28661         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
28662         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
28663         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
28664         definitions.
28665         (ira_initiate_emit_data, ira_finish_emit_data)
28666         (create_new_allocno): New functions.
28667         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
28668         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
28669         Use ira_register_move_cost instead of ira_get_register_move_cost.
28670
28671         * ira-int.h: Fix some comments.
28672         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
28673         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
28674         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
28675         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
28676         add_data.
28677         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
28678         bitfield after mode.  Make hard_regno a short int.  Make
28679         hard_regno short.  Remove first_coalesced_allocno and
28680         next_coalesced_allocno.  Move mem_optimized_dest_p,
28681         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
28682         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
28683         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
28684         temp, colorable_p.  Add new member add_data.
28685         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
28686         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
28687         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
28688         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
28689         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
28690         (ALLOCNO_ADD_DATA): New macro.
28691         (ira_emit_data_t): New typedef.
28692         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
28693         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
28694         from struct ira_allocno.
28695         (ALLOCNO_EMIT_DATA): New macro.
28696         (ira_allocno_emit_data, allocno_emit_reg): New.
28697         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
28698         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
28699         (OBJECT_ADD_DATA): New macro.
28700         (ira_reallocate): Remove.
28701         (ira_initiate_emit_data, ira_finish_emit_data): New.
28702         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
28703         (ira_init_register_move_cost_if_necessary): New.
28704         (ira_object_conflict_iter_next): Merge into
28705         ira_object_conflict_iter_cond.
28706         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
28707
28708         * ira-live.c (process_single_reg_class_operands): Call
28709         ira_init_register_move_cost_if_necessary.  Use
28710         ira_register_move_cost instead of ira_get_register_move_cost.
28711
28712         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
28713
28714         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
28715
28716         * ira-costs.c: Fix formatting.
28717         (cost_classes, cost_classes_num): Remove.
28718         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
28719         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
28720         (cost_classes_del, cost_classes_htab): New.
28721         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
28722         (initiate_regno_cost_classes, setup_cost_classes): New.
28723         (setup_regno_cost_classes_by_aclass): New.
28724         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
28725         (record_reg_classes): Use regno_cost_classes instead of
28726         cost_classes.  Move checking opposite operand up.
28727         (record_address_regs): Use regno_cost_classes
28728         instead of cost_classes.
28729         (scan_one_insn): Ditto.  Use always general register.
28730         (print_allocno_costs): Use regno_cost_classes instead of
28731         cost_classes.
28732         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
28733         (find_costs_and_classes): Set up cost classes for each registers.
28734         Use also their mode for this.  Use regno_cost_classes instead of
28735         cost_classes.
28736         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
28737         cost_classes.
28738         (free_ira_costs, ira_init_costs): Don't use cost_classes.
28739         (ira_costs, ira_set_pseudo_classes): Call
28740         initiate_regno_cost_classes and finish_regno_cost_classes.
28741
28742         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
28743
28744         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
28745
28746         * target.def (ira_cover_classes): Remove.
28747
28748         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
28749
28750         * doc/tm.texi.in: Ditto.
28751
28752         * ira-conflicts.c: Remove mentioning cover classes from the file.
28753         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
28754         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
28755
28756         * targhooks.c (default_ira_cover_classes): Remove.
28757
28758         * targhooks.h (default_ira_cover_classes): Ditto.
28759
28760         * haifa-sched.c: Remove mentioning cover classes from the file.
28761         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
28762         ira_pressure_classes and ira_pressure_classes_num instead of
28763         ira_reg_class_cover_size and ira_reg_class_cover.  Use
28764         sched_regno_pressure_class instead of sched_regno_cover_class.
28765         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
28766         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28767
28768         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
28769         classes from the file.
28770         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
28771         (struct object_hard_regs, struct object_hard_regs_node): New.
28772         (struct ira_object): New members profitable_hard_regs,
28773         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
28774         (struct ira_allocno): Rename cover_class to aclass.  Rename
28775         cover_class_cost and updated_cover_class_cost to class_cost and
28776         updated_class_cost.  Remove splay_removed_p and
28777         left_conflict_size.  Add new members colorable_p.
28778         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
28779         (ALLOCNO_COLORABLE_P): New macro.
28780         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
28781         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
28782         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
28783         (OBJECT_...): Rename parameter C to O.
28784         (OBJECT_PROFITABLE_HARD_REGS): New macro.
28785         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
28786         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
28787         (struct target_ira_int): New members x_ira_max_memory_move_cost,
28788         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
28789         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
28790         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
28791         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
28792         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
28793         x_ira_reg_class_subunion.
28794         (ira_max_memory_move_cost, ira_max_register_move_cost)
28795         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
28796         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
28797         (ira_important_class_nums, ira_reg_class_superunion): New macros.
28798         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
28799         (ira_reg_class_union): Rename to ira_reg_class_subunion.
28800         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
28801         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
28802         (ira_tune_allocno_costs_and_cover_classes): Rename to
28803         ira_tune_allocno_costs.
28804         (ira_debug_hard_regs_forest): New.
28805         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
28806         (ira_object_conflict_iter_next): Fix comments.
28807         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
28808         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
28809         cover_class to aclass.
28810         (ira_allocate_and_accumulate_costs): Ditto.
28811         (ira_allocate_and_set_or_copy_costs): Ditto.
28812
28813         * opts.c (decode_options): Remove ira_cover_class check.
28814
28815         * ira-color.c: Remove mentioning cover classes from the file.  Use
28816         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
28817         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
28818         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
28819         (splay-tree.h): Remove include.
28820         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
28821         before copy_freq_compare_func.
28822         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
28823         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
28824         New definitions.
28825         (hard_regs_roots, hard_regs_node_vec): Ditto.
28826         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
28827         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
28828         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
28829         (create_new_object_hard_regs_node): Ditto.
28830         (add_new_object_hard_regs_node_to_forest): Ditto.
28831         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
28832         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
28833         Ditto.
28834         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
28835         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
28836         (remove_unused_object_hard_regs_nodes): Ditto.
28837         (enumerate_object_hard_regs_nodes): Ditto.
28838         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
28839         (object_hard_regs_subnode_t): Ditto.
28840         (struct object_hard_regs_subnode): Ditto.
28841         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
28842         (setup_object_hard_regs_subnode_index): Ditto.
28843         (get_object_hard_regs_subnodes_num): Ditto.
28844         (form_object_hard_regs_nodes_forest): Ditto.
28845         (finish_object_hard_regs_nodes_tree): Ditto.
28846         (finish_object_hard_regs_nodes_forest): Ditto.
28847         (allocnos_have_intersected_live_ranges_p): Rename to
28848         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
28849         (pseudos_have_intersected_live_ranges_p): Rename to
28850         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
28851         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
28852         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
28853         (update_copy_costs): Remove assert.  Skip cost update if the hard
28854         reg does not belong the class.
28855         (assign_hard_reg): Process only profitable hard regs.
28856         (uncolorable_allocnos_num): Make it scalar.
28857         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
28858         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
28859         and ira_reg_class_max_nregs.
28860         (bucket_allocno_compare_func): Check frequency first.
28861         (sort_bucket): Add compare function as a parameter.
28862         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
28863         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
28864         (push_allocno_to_stack): Rewrite for checking new allocno
28865         colorability.
28866         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
28867         (push_only_colorable): Pass new parameter to sort_bucket.
28868         (push_allocno_to_spill): Remove.
28869         (allocno_spill_priority_compare): Make it inline and rewrite.
28870         (splay_tree_allocate, splay_tree_free): Remove.
28871         (allocno_spill_sort_compare): New function.
28872         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
28873         build and use splay tree.  Choose first allocno in uncolorable
28874         allocno bucket to spill.  Remove setting spill cost.
28875         (all_conflicting_hard_regs): Remove.
28876         (setup_allocno_available_regs_num): Check only profitable hard
28877         regs.  Print info about hard regs nodes.
28878         (setup_allocno_left_conflicts_size): Remove.
28879         (put_allocno_into_bucket): Don't call
28880         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
28881         (improve_allocation): New.
28882         (color_allocnos): Call setup_profitable_hard_regs,
28883         form_object_hard_regs_nodes_forest, improve_allocation,
28884         finish_object_hard_regs_nodes_forest.  Setup spill cost.
28885         (print_loop_title): Use pressure classes.
28886         (color_allocnso): Ditto.
28887         (do_coloring): Remove allocation and freeing splay_tree_node_pool
28888         and allocnos_for_spilling.
28889         (ira_sort_regnos_for_alter_reg): Don't setup members
28890         {first,next}_coalesced_allocno.
28891         (color): Remove allocating and freeing removed_splay_allocno_vec.
28892         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
28893         prohibited_class_mode_regs.
28894
28895         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
28896         formatting.
28897         (update_allocno_pressure_excess_length): Use pressure classes.
28898         (inc_register_pressure, dec_register_pressure): Check for pressure
28899         class.
28900         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
28901         pressure class.  Use ira_reg_class_nregs instead of
28902         ira_reg_class_max_nregs.
28903         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
28904         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
28905         (single_reg_class): Use ira_reg_class_nregs instead of
28906         ira_reg_class_max_nregs.
28907         (process_bb_node_lives): Use pressure classes.
28908
28909         * ira-emit.c: Remove mentioning cover classes from the file.  Use
28910         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
28911         (change_loop): Use pressure classes.
28912         (modify_move_list): Call ira_set_allocno_class instead of
28913         ira_set_allocno_cover_class.
28914
28915         * ira-build.c: Remove mentioning cover classes from the file.  Use
28916         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
28917         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
28918         ALLOCNO_UPDATED_CLASS_COST instead of
28919         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
28920         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
28921         (ira_create_allocno): Remove initialization of
28922         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
28923         ALLOCNO_COLORABLE_P.
28924         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
28925         Update conflict regs for the objects.
28926         (create_cap_allocno): Remove assert.  Don't propagate
28927         ALLOCNO_AVAILABLE_REGS_NUM.
28928         (ira_free_allocno_costs): New function.
28929         (finish_allocno): Change a part of code into call of
28930         ira_free_allocno_costs.
28931         (low_pressure_loop_node_p): Use pressure classes.
28932         (object_range_compare_func): Don't compare classes.
28933         (setup_min_max_conflict_allocno_ids): Ditto.
28934
28935         * loop-invariant.c: Remove mentioning cover classes from the file.
28936         Use ira_pressure_classes and ira_pressure_classes_num instead of
28937         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
28938         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
28939         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28940         Use reg_allocno_class instead of reg_cover_class.
28941         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
28942         STACK_REG_COVER_CLASS.
28943         (get_regno_cover_class): Rename to get_regno_pressure_class.
28944         (move_loop_invariants): Initialize and finalize regstat.
28945
28946         * ira.c: Remove mentioning cover classes from the file.  Add
28947         comments about coloring without cover classes.  Use ALLOCNO_CLASS
28948         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
28949         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
28950         setup_class_subset_and_memory_move_costs.
28951         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
28952         (setup_cover_and_important_classes): Rename to
28953         setup_allocno_and_important_classes.
28954         (setup_class_translate_array): New.
28955         (setup_class_translate): Call it for allocno and pressure classes.
28956         (cover_class_order): Rename to allocno_class_order.
28957         (comp_reg_classes_func): Use ira_allocno_class_translate instead
28958         of ira_class_translate.
28959         (reorder_important_classes): Set up ira_important_class_nums.
28960         (setup_reg_class_relations): Set up ira_reg_class_superunion.
28961         (print_class_cover): Rename to print_classes.  Add parameter.
28962         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
28963         Print pressure classes too.
28964         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
28965         setup_reg_subclasses.
28966         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
28967         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
28968         (setup_prohibited_class_mode_regs): Use
28969         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
28970         (clarify_prohibited_class_mode_regs): New function.
28971         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
28972         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
28973         (ira_init_once): Initialize them.
28974         (free_register_move_costs): Process them.
28975         (ira_init): Move calls of find_reg_classes and
28976         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
28977         Call clarify_prohibited_class_mode_regs.
28978         (ira_no_alloc_reg): Remove.
28979         (too_high_register_pressure_p): Use pressure classes.
28980
28981         * sched-deps.c: Remove mentioning cover classes from the file.
28982         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
28983         ira_pressure_classes and ira_pressure_classes_num instead of
28984         ira_reg_class_cover_size and ira_reg_class_cover.
28985         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
28986         sched_regno_pressure_class instead of sched_regno_cover_class.
28987         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
28988         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28989
28990         * ira.h: Add 2010 to Copyright.
28991         (ira_no_alloc_reg): Remove external.
28992         (struct target_ira): Rename x_ira_hard_regno_cover_class,
28993         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
28994         x_ira_class_translate to x_ira_hard_regno_allocno_class,
28995         x_ira_allocno_classes_num, x_ira_allocno_classes, and
28996         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
28997         x_ira_pressure_classes, x_ira_pressure_class_translate, and
28998         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
28999         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
29000         x_ira_no_alloc_regs.
29001         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
29002         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
29003         ira_allocno_classes_num and ira_allocno_classes.
29004         (ira_class_translate): Rename to ira_allocno_class_translate.
29005         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
29006         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
29007         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
29008         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
29009         (ira_no_alloc_regs): New.
29010
29011         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
29012         classes from the file.  Use ALLOCNO_CLASS instead of
29013         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
29014         ALLOCNO_COVER_CLASS_COST.
29015         (regno_cover_class): Rename to regno_aclass.
29016         (record_reg_classes): Use ira_reg_class_subunion instead of
29017         ira_reg_class_union.
29018         (record_address_regs): Check overflow.
29019         (scan_one_insn): Ditto.
29020         (print_allocno_costs): Print total mem cost fore regional allocation.
29021         (print_pseudo_costs): Use REG_N_REFS.
29022         (find_costs_and_classes): Use classes intersected with them on the
29023         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
29024         ira_reg_class_union.  Use ira_allocno_class_translate and
29025         regno_aclass instead of ira_class_translate and regno_cover_class.
29026         Modify code for finding regno_aclass.  Setup preferred classes for
29027         the next pass.
29028         (setup_allocno_cover_class_and_costs): Rename to
29029         setup_allocno_class_and_costs.  Use regno_aclass instead of
29030         regno_cover_class.  Use ira_set_allocno_class instead of
29031         ira_set_allocno_cover_class.
29032         (init_costs, finish_costs): Use regno_aclass instead of
29033         regno_cover_class.
29034         (ira_costs): Use setup_allocno_class_and_costs instead of
29035         setup_allocno_cover_class_and_costs.
29036         (ira_tune_allocno_costs_and_cover_classes): Rename to
29037         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
29038         by processing objects.  Use ira_reg_class_max_nregs instead of
29039         ira_reg_class_nregs.
29040
29041         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
29042
29043         * sched-int.h: Remove mentioning cover classes from the file.
29044         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
29045
29046         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
29047         classes from the file.
29048         (struct reg_pref): Rename coverclass into allocnoclass.
29049         (reg_cover_class): Rename to reg_allocno_class.
29050
29051         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
29052
29053         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
29054
29055         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
29056
29057         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
29058
29059         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
29060
29061         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
29062
29063         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
29064
29065         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
29066
29067         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
29068
29069         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
29070
29071         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
29072         (i386_ira_cover_classes): Ditto.
29073
29074         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
29075
29076         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
29077
29078         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
29079
29080         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
29081
29082         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
29083
29084         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
29085
29086         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
29087         (mips_ira_cover_classes): Ditto.
29088
29089         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
29090
29091         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
29092
29093         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
29094
29095         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
29096
29097         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
29098
29099         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
29100         (IRA_COVER_CLASSES_VSX): Ditto.
29101
29102         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
29103         (rs6000_ira_cover_classes): Ditto.
29104
29105         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
29106
29107         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
29108
29109         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
29110
29111         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
29112
29113         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
29114
29115         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
29116
29117         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
29118
29119         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
29120
29121         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
29122
29123         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
29124
29125 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
29126
29127         PR debug/48253
29128         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
29129         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
29130         dw_fde_unlikely_section_end_label, cold_in_std_section,
29131         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
29132         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
29133         fields.
29134         (output_fde): Use dw_fde_second_{begin,end} if second is
29135         true, otherwise dw_fde_{begin,end}.
29136         (output_call_frame_info): Test dw_fde_second_begin != NULL
29137         instead of dw_fde_switched_sections.
29138         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
29139         fields, initialize new fields.  Initialize in_std_section
29140         unconditionally from the first partition.
29141         (dwarf2out_end_epilogue): Don't override dw_fde_end when
29142         dw_fde_second_begin is non-NULL.
29143         (dwarf2out_switch_text_section): Stop initializing removed
29144         dw_fde_struct fields, initialize new fields, initialize
29145         also dw_fde_end here.  Set dw_fde_switch_cfi even when
29146         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
29147         (struct var_loc_list_def): Add last_before_switch field.
29148         (arange_table, arange_table_allocated, arange_table_in_use,
29149         ARANGE_TABLE_INCREMENT, add_arange): Removed.
29150         (size_of_aranges): Count !in_std_section and !second_in_std_section
29151         hunks in fdes, instead of looking at arange_table_in_use.
29152         (output_aranges): Add aranges_length argument, don't call
29153         size_of_aranges here.  Instead of using aranges_table*
29154         emit ranges for fdes when !in_std_section resp.
29155         !second_in_std_section.
29156         (dw_loc_list): Break ranges crossing section switch.
29157         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
29158         use dw_fde_second_end instead of dw_fde_end as end of last range.
29159         (gen_subprogram_die): Don't call add_arange.  Use
29160         dw_fde_{begin,end} for first partition and if switched
29161         section dw_fde_second_{begin,end} for the second.
29162         (var_location_switch_text_section_1,
29163         var_location_switch_text_section): New functions.
29164         (dwarf2out_begin_function): Initialize cold_text_section even
29165         when function_section () isn't text_section.
29166         (prune_unused_types): Don't walk arange_table.
29167         (dwarf2out_finish): Don't needlessly test
29168         flag_reorder_blocks_and_partition when testing cold_text_section_used.
29169         If info_section_emitted, call size_of_aranges and if it indicates
29170         non-empty .debug_aranges, call output_aranges with the computed
29171         size.  Stop using removed dw_fde_struct fields, use
29172         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
29173         for second.
29174
29175         PR debug/48203
29176         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
29177         create ENTRY_VALUE if incoming or address of incoming's MEM
29178         is a hard REG.
29179         * dwarf2out.c (mem_loc_descriptor): Don't emit
29180         DW_OP_GNU_entry_value of DW_OP_fbreg.
29181         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
29182         on ENTRY_VALUE is able to find the canonical parameter VALUE.
29183         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
29184         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
29185         ENTRY_VALUE_EXPs.
29186         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
29187         is a REG_P or MEM_P with REG_P address, compute hash directly
29188         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
29189         (preserve_only_constants): Don't clear VALUES forwaring
29190         ENTRY_VALUE to some other VALUE.
29191
29192 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
29193
29194         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
29195         instead of GEN_INT.
29196
29197 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
29198
29199         * cfgexpand.c (expand_gimple_cond): Always set the source location and
29200         block before expanding the statement.
29201         (expand_gimple_stmt_1): Likewise.  Set them here...
29202         (expand_gimple_stmt): ...and not here.  Tidy.
29203         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
29204         unknown.
29205
29206 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
29207
29208         * Makefile.in: New rule for cprop.o.
29209         * gcse.c: Move constant/copy propagation to cprop.c.
29210         (compute_local_properties): Only handle expression tables.
29211         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
29212         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
29213         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
29214         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
29215         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
29216         compute_cprop_data, find_used_regs, try_replace_reg,
29217         find_avail_set, cprop_jump, constprop_register, cprop_insn,
29218         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
29219         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
29220         find_bypass_set, reg_killed_on_edge, bypass_block,
29221         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
29222         execute_rtl_cprop, pass_rtl_cprop): Move to...
29223         * cprop.c: ...here.  New file, constant/copy propagation for RTL
29224         moved from gcse.c to here with minor cleanups in duplicated code.
29225
29226 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
29227
29228         * config/i386/i386.c (flag_opts): Fix a typo in
29229         -mavx256-split-unaligned-store.
29230
29231 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
29232
29233         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
29234         LIBCALL_VALUE): Remove macros.
29235         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
29236         TARGET_FUNCTION_VALUE_REGNO_P): Define.
29237         (h8300_function_value, h8300_libcall_value,
29238         h8300_function_value_regno_p): New functions.
29239
29240 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
29241
29242         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
29243
29244 2011-03-28  Jeff Law  <law@redhat.com>
29245
29246         * tree-ssa-threadupdate.c (redirect_edges): Call
29247         create_edge_and_update_destination_phis as needed.
29248         (create_edge_and_update_destination_phis): Accept new BB argument.
29249         All callers updated.
29250         (thread_block): Do not update the profile when threading around
29251         intermediate blocks.
29252         (thread_single_edge): Likewise.
29253         (determine_bb_domination_status): If BB is not a successor of the
29254         loop header, return NONDOMINATING.
29255         (register_jump_thread): Note when we register a jump thread around
29256         an intermediate block.
29257         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
29258         (thread_across_edge): Use it.
29259
29260 2011-03-28  Tristan Gingold  <gingold@adacore.com>
29261
29262         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
29263         when for_return is 2.
29264
29265 2011-03-28  Jeff Law  <law@redhat.com>
29266
29267         * var-tracking.c (canonicalize_values_mark): Delete unused
29268         lhs assignment.
29269         (canonicalize_values_star, set_variable_part): Likewise.
29270         (clobber_variable_part, delete_variable_part): Likewise.
29271
29272 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
29273
29274         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
29275
29276 2011-03-28  Martin Jambor  <mjambor@suse.cz>
29277
29278         * tree-inline.c (expand_call_inline): Do not check that destination
29279         node is analyzed.
29280         (optimize_inline_calls): Assert that destination node is analyzed.
29281         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
29282         not call tree_lowering_passes.
29283         * cgraph.h (cgraph_analyze_function): Declare.
29284         * cgraphunit.c (cgraph_analyze_function): Make public.
29285
29286 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
29287
29288         * config/sparc/sparc-opts.h: New.
29289         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
29290         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
29291         (sparc_option_override): Store processor_type enumeration rather
29292         than string in cpu_default.  Remove name and enumeration from
29293         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
29294         without using sparc_select.  Use target_flags_explicit instead of
29295         fpu_option_set.
29296         * config/sparc/sparc.h (enum processor_type): Move to
29297         sparc-opts.h.
29298         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
29299         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
29300         HeaderInclude entry.
29301         (mcpu=, mtune=): Use Var and Enum.
29302         (sparc_processor_type): New Enum and EnumValue entries.
29303
29304 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
29305             Iain Sandoe  <iains@gcc.gnu.org>
29306
29307         PR target/48245
29308         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
29309
29310 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
29311
29312         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
29313         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
29314         Insert new statements at it in lieu of STMT.
29315         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
29316         * tree-vect-stmts.c (vectorizable_store): Likewise.
29317         (vectorizable_load): Likewise.
29318
29319 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
29320
29321         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
29322         (divtf3): Ditto.
29323         (multf3): Ditto.
29324         (subtf3): Ditto.
29325
29326 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
29327
29328         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
29329         unaligned 256bit load/store.
29330         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
29331         (*avx_movdqu<avxmodesuffix>): Likewise.
29332
29333 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
29334
29335         PR target/48288
29336         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
29337         * config/pa/pa.md (iordi3): Use new predicate in expander.
29338         (iorsi3): Likewise.
29339
29340 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
29341
29342         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
29343         FUNCTION_VALUE_REGNO_P): Remove macros.
29344         * config/mips/mips-protos.h (mips_function_value): Remove.
29345         * config/mips/mips.c (mips_function_value): Rename to...
29346         (mips_function_value_1): ... this. Make static.  Handle receiving
29347         the function type in 'fn_decl_or_type' argument.
29348         (mips_function_value, mips_libcall_value,
29349         mips_function_value_regno_p): New function.
29350         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
29351         TARGET_FUNCTION_VALUE_REGNO_P): Define.
29352
29353 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
29354
29355         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
29356         and -mavx256-split-unaligned-store.
29357         (ix86_option_override_internal): Split 32-byte AVX unaligned
29358         load/store by default.
29359         (ix86_avx256_split_vector_move_misalign): New.
29360         (ix86_expand_vector_move_misalign): Use it.
29361
29362         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
29363         -mavx256-split-unaligned-store.
29364
29365         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
29366         256bit load/store.  Generate unaligned store on misaligned memory
29367         operand.
29368         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
29369         256bit load/store.
29370         (*avx_movdqu<avxmodesuffix>): Likewise.
29371
29372         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
29373         -mavx256-split-unaligned-store.
29374
29375 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
29376
29377         PR target/38598
29378         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
29379         Update commentary.
29380
29381 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
29382
29383         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
29384         opno arguments with an expand_operand.  Use create_input_operand.
29385         (mips_prepare_builtin_target): Delete.
29386         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
29387         functions.
29388         (mips_expand_builtin_direct): Use create_output_operand and
29389         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
29390         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
29391         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
29392
29393 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
29394
29395         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
29396         function.
29397         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
29398
29399 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
29400
29401         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
29402         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
29403         basic blocks and call commit_edge_insertions directly.
29404         (fixup_abnormal_edges): Move from here to...
29405         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
29406         on the edges and return whether some have actually been inserted.
29407         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
29408         compensation code.
29409
29410 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
29411
29412         PR rtl-optimization/48144
29413         * sel-sched-ir.c (merge_history_vect): Factor out from ...
29414         (merge_expr_data): ... here.
29415         (av_set_intersect): Rename to av_set_code_motion_filter.
29416         Update all callers.  Call merge_history_vect when an expression
29417         is found in both sets.
29418         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
29419
29420 2011-03-26  Alan Modra  <amodra@gmail.com>
29421
29422         * config/rs6000/predicates.md (word_offset_memref_op): Handle
29423         cmodel medium addresses.
29424         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
29425         64-bit gpr loads and stores.
29426         (rs6000_secondary_reload_ppc64): New function.
29427         * config/rs6000/rs6000-protos.h: Declare it.
29428         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
29429
29430 2011-03-26  Alan Modra  <amodra@gmail.com>
29431
29432         PR target/47487
29433         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
29434         GNU Go in traceback table.
29435
29436 2011-03-25  Richard Henderson  <rth@redhat.com>
29437
29438         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
29439         if there are exactly 6 operands.
29440         (set_storage_via_setmem): Similarly.
29441
29442 2011-03-25  Kai Tietz  <ktietz@redhat.com>
29443
29444         * collect2.c (write_c_file_stat): Handle backslash
29445         as right-hand directory separator.
29446         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
29447         checking just for slash.
29448         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
29449         instead of checking for trailing slash.
29450         * gcc.c (record_temp_file): Use filename_cmp instead
29451         of strcmp.
29452         (do_spec_1): Likewise.
29453         (replace_outfile_spec_function): Likewise.
29454         (is_directory): Use filename_ncmp instead of strncmp.
29455         (print_multilib_info): Likewise.
29456         * gcov.c (find_source): Use filename_cmp instead
29457         instead of strcmp.
29458         (make_gcov_file_name): Fix order of slash/backslash
29459         checks.
29460         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
29461         (add_standard_paths): Likewise.
29462         * mips-tfile.c (saber_stop): Handle backslash.
29463         * prefix.c (update_path): Use filename_ncmp instead of
29464         strncmp.
29465         * profile.c (output_location): Use filename_cmp instead
29466         of strcmp.
29467         * read-md.c (handle_toplevel_file): Handle backslash.
29468         * tlink.c (frob_extension):  Likewise.
29469         * tree-cfg.c (same_line_p): Use filename_cmp instead of
29470         strcmp.
29471         * tree-dump.c (dequeue_and_dump): Handle backslash.
29472         * tree.c (get_file_function_name): Likewise.
29473         * gengtype.c (read_input_list): Likewise.
29474         (get_file_realbasename): Likewise.
29475         (get_output_file_with_visibility): Use filename_cmp
29476         instead of strcmp.
29477
29478 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
29479
29480         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
29481         case to VFPv1.
29482
29483 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
29484
29485         * fold-const.c (expr_location_or): New function.
29486         (fold_truth_not_expr): Call it.
29487
29488 2011-03-25  Jeff Law  <law@redhat.com>
29489
29490         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
29491         va_end.
29492         * c-family/c-common.c (def_fn_type): Likewise.
29493         * emit-rtl.c (gen_rtvec): Likewise.
29494         * lto/lto-lang.c (def_fn_type): Likewise.
29495
29496 2011-03-25  Richard Guenther  <rguenther@suse.de>
29497
29498         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
29499         also generate copies.
29500         (fini_copy_prop): Handle constant values properly.
29501
29502 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
29503
29504         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
29505         mode size instead of bitsize with DWARF2_ADDR_SIZE.
29506         (hash_loc_operands, compare_loc_operands): Handle
29507         DW_OP_GNU_entry_value.
29508
29509 2011-03-25  Kai Tietz  <ktietz@redhat.com>
29510
29511         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
29512         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
29513         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
29514         comment and use macro TARGET_64BIT_MS_ABI instead.
29515         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
29516         and change default behavior for 32-bit MS_ABI.
29517         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
29518         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
29519         32-bit, too.
29520         (ix86_cfun_abi): Likewise.
29521         (ix86_maybe_switch_abi): Adjust comment.
29522         (init_cumulative_args): Check for bit-ness in MS_ABI case.
29523         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
29524         instead of checking for SYSV_ABI.
29525         (ix86_nsaved_sseregs): Likewise.
29526         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
29527         to 16 bytes.
29528         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
29529         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
29530         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
29531         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
29532         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
29533
29534 2011-03-25  Richard Guenther  <rguenther@suse.de>
29535
29536         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
29537         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
29538         (verify_gimple): Remove.
29539         * tree-cfg.c (verify_gimple_call): Merge verification
29540         from verify_stmts.
29541         (verify_gimple_phi): Merge verification from verify_stmts.
29542         (verify_gimple_label): New function.
29543         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
29544         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
29545         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
29546         (verify_stmts): Rename to verify_gimple_in_cfg.
29547         (verify_gimple_in_cfg): New function.
29548         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
29549         * tree-ssa.c (verify_ssa): Likewise.
29550         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
29551
29552 2011-03-25  Richard Guenther  <rguenther@suse.de>
29553
29554         * passes.c (init_optimization_passes): Add FRE pass after
29555         early SRA.
29556
29557 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
29558             Andrew Stubbs  <ams@codesourcery.com>
29559
29560         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
29561         for Cortex-A8.
29562         (arm_movdi_vfp_cortexa8): New pattern.
29563         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
29564         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
29565         instructions when tuning for Cortex-A8.  Set attribute "arch".
29566         * config/arm/arm.md: Move include arm-tune.md up a bit.
29567         (define_attr "arch"): Add "onlya8" and "nota8" values.
29568         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
29569
29570 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
29571
29572         PR bootstrap/48282
29573         Revert:
29574         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29575
29576         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
29577         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
29578         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
29579         * passes.c (init_optimization_passes): Move
29580         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
29581
29582 2011-03-25  Kai Tietz  <ktietz@redhat.com>
29583
29584         * c-typeck.c (comptypes_internal): Replace target
29585         hook call of comp_type_attributes by version in tree.c file.
29586         * gimple.c (gimple_types_compatible_p_1): Likewise.
29587         * tree-ssa.c (useless_type_conversion_p): Likewise.
29588         * tree.c (build_type_attribute_qual_variant): Likewise.
29589         (attribute_value_equal): New static helper function.
29590         (comp_type_attributes): New function.
29591         (merge_attributes): Use attribute_value_equal for comparison.
29592         (attribute_list_contained): Likewise.
29593         * tree.h (comp_type_attributes): New prototype.
29594
29595 2011-03-25  Richard Guenther  <rguenther@suse.de>
29596
29597         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
29598         of complex types at -O0.
29599         (verify_gimple_assign_binary): Likewise.
29600         (verify_gimple_assign_ternary): Likewise.
29601
29602 2011-03-24  Mark Wielaard  <mjw@redhat.com>
29603
29604         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
29605         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
29606
29607 2011-03-24  Mark Wielaard  <mjw@redhat.com>
29608
29609         PR debug/48041
29610         * dwarf2out.c (output_abbrev_section): Only write table when
29611         abbrev_die_table_in_use > 1.
29612
29613 2011-02-24  Richard Henderson  <rth@redhat.com>
29614
29615         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
29616         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
29617         (alpha_expand_unaligned_load_words): Use extql.
29618         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
29619         (emit_insxl): Handle all modes for consistency.
29620
29621 2011-02-24  Richard Henderson  <rth@redhat.com>
29622
29623         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
29624         (alpha_expand_unaligned_load): Likewise.
29625         (alpha_expand_unaligned_store): Likewise.
29626         (alpha_expand_unaligned_load_words): Likewise.
29627         (alpha_expand_unaligned_store_words): Likewise.
29628         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
29629         (alpha_split_lock_test_and_set_12): Likewise.
29630         (print_operand, alpha_fold_builtin_extxx): Likewise.
29631         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
29632         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
29633         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
29634         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
29635         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
29636         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
29637         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
29638         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
29639         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
29640         (extwl, extll, extql): Similarly.
29641         (inswh, inslh, insqh): Similarly.
29642         (mskbl, mskwl, mskll, mskql): Similarly.
29643         (mskwh, msklh, mskqh): Similarly.
29644
29645 2011-02-24  Richard Henderson  <rth@redhat.com>
29646
29647         * config/alpha/alpha.md (attribute isa): Add er, ner.
29648         (attribute enabled): Handle them.
29649         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
29650
29651 2011-02-24  Richard Henderson  <rth@redhat.com>
29652
29653         * config/alpha/alpha.md (attribute isa): Add vms.
29654         (attribute enabled): Handle it.
29655         (*movsf): Merge *movsf_{nofix,fix,nofp}.
29656         (*movdf): Merge *movdf_{nofix,fix,nofp}.
29657         (*movtf): Rename from *movtf_internal for consistency.
29658         (*movsi): Merge with *movsi_nt_vms.
29659         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
29660         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
29661         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
29662         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
29663
29664 2011-02-24  Richard Henderson  <rth@redhat.com>
29665
29666         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
29667         (extendqisi2, extendhisi2): Likewise.
29668         (extendqidi2): Simplify BWX/non-BWX expansions.
29669         (extendhidi2): Similarly.
29670
29671 2011-02-24  Richard Henderson  <rth@redhat.com>
29672
29673         * config/alpha/alpha.md (attribute isa): New.
29674         (attribute enabled): New.
29675         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
29676         (zero_extendqisi2, zero_extendqidi2): Similarly.
29677         (zero_extendhisi2, zero_extendhidi2): Similarly.
29678         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
29679
29680 2011-02-24  Richard Henderson  <rth@redhat.com>
29681
29682         * config/alpha/predicates.md (input_operand): Revert last change;
29683         update comment to mention 32-bit VMS rather than Windows.
29684
29685 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29686
29687         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
29688         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
29689         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
29690         * passes.c (init_optimization_passes): Move
29691         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
29692
29693 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29694
29695         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
29696
29697 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
29698
29699         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
29700         correctly.
29701
29702 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
29703
29704         PR debug/48204
29705         * simplify-rtx.c (simplify_const_unary_operation): Call
29706         real_convert when changing mode class with FLOAT_EXTEND.
29707
29708 2011-03-24  Nick Clifton  <nickc@redhat.com>
29709
29710         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
29711         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
29712         * config/rx/rx.c (rx_option_override): Set align_jumps,
29713         align_loops and align_labels if not set by the user.
29714         (rx_align_for_label): New function.
29715         (rx_max_skip_for_label): New function.
29716         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
29717         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
29718         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
29719         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
29720         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
29721
29722 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29723
29724         PR rtl-optimization/48263
29725         * optabs.c (expand_binop_directly): Reinstate convert_modes code
29726         and original commutative_p handling.  Use maybe_gen_insn.
29727
29728 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29729
29730         * reload.c (find_reloads_subreg_address): Add address_reloaded
29731         parameter and return true there if the full address has been
29732         reloaded.
29733         (find_reloads_toplev): Pass address_reloaded flag.
29734         (find_reloads_address_1): Don't use address_reloaded parameter.
29735
29736 2011-03-24  Jeff Law  <law@redhat.com>
29737
29738         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
29739         unused variable "ann".
29740         (remove_unused_locals): Likewise.
29741
29742         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
29743         statement.
29744
29745         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
29746         after it is freed.
29747
29748 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29749
29750         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
29751         for invalid symbolic addresses.
29752         (s390_secondary_reload): Don't use s390_check_symref_alignment for
29753         larl operands.
29754
29755 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29756
29757         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
29758         the argument in calls to fold_truth_not_expr.
29759
29760 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29761
29762         * tree.c (record_node_allocation_statistics): New function.
29763         (make_node_stat, copy_node_stat, build_string): Call it.
29764         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
29765         (build1_stat, build_omp_clause): Likewise.
29766
29767 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29768
29769         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
29770         last commit.
29771
29772 2011-03-24  Richard Guenther  <rguenther@suse.de>
29773
29774         PR tree-optimization/48271
29775         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
29776         blocks that still exist.
29777
29778 2011-03-24  Richard Guenther  <rguenther@suse.de>
29779
29780         PR tree-optimization/48270
29781         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
29782         not free datarefs before ddrs.
29783
29784 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29785
29786         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
29787         from the address built for a reference with variable offset.
29788
29789 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
29790
29791         PR target/48237
29792         * config/i386/i386.md (*movdf_internal_rex64): Do not split
29793         alternatives that can be handled with movq or movabsq insn.
29794         (*movdf_internal): Disable for !TARGET_64BIT.
29795         (*movdf_internal_nointeger): Ditto.
29796         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
29797
29798 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29799
29800         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
29801         (FUNCTION_ARG_ADVANCE): Likewise.
29802         * tm.texi.in: Change references to them to hook references.
29803         * tm.texi: Regenerate.
29804         * targhooks.c (default_function_arg): Eliminate check for target macro.
29805         (default_function_incoming_arg): Likewise.
29806         (default_function_arg_advance): Likewise.
29807         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
29808         (function_arg_advance): Likewise.
29809         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
29810
29811 2011-03-24  Richard Guenther  <rguenther@suse.de>
29812
29813         PR middle-end/48269
29814         * tree-object-size.c (addr_object_size): Do not double-account
29815         for MEM_REF offsets.
29816
29817 2011-03-24  Diego Novillo  <dnovillo@google.com>
29818
29819         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
29820         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
29821         (lto_input_data_block): Move from lto-opts.c.  Make extern.
29822         Update all users.
29823         (lto_input_string): Rename from input_string.  Make extern.
29824         Update all users.
29825         * lto-streamer-out.c (lto_output_string_with_length): Rename from
29826         output_string_with_length.
29827         Output 0 to indicate a non-NULL string.  Update all callers to
29828         not emit 0.
29829         (lto_output_string): Rename from output_string.  Make extern.
29830         Update all users.
29831         (lto_output_decl_state_streams): Make extern.
29832         (lto_output_decl_state_refs): Make extern.
29833         * lto-streamer.h (lto_input_string): Declare.
29834         (lto_input_data_block): Declare.
29835         (lto_output_string): Declare.
29836         (lto_output_string_with_length): Declare.
29837         (lto_output_decl_state_streams): Declare.
29838         (lto_output_decl_state_refs): Declare.
29839
29840 2011-03-24  Richard Guenther  <rguenther@suse.de>
29841
29842         PR tree-optimization/46562
29843         * tree.c (build_invariant_address): New function.
29844         * tree.h (build_invariant_address): Declare.
29845         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
29846         a renamed function moved ...
29847         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
29848         Take valueization callback parameter.
29849         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
29850         * gimple-fold.h: New file.
29851         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
29852         (ccp_fold, fold_const_aggregate_ref,
29853         fold_ctor_reference, fold_nonarray_ctor_reference,
29854         fold_array_ctor_reference, fold_string_cst_ctor_reference,
29855         get_base_constructor): Move ...
29856         * gimple-fold.c: ... here.
29857         (gimple_fold_stmt_to_constant_1): New function
29858         split out from ccp_fold.  Take a valueization callback parameter.
29859         Valueize all operands.
29860         (gimple_fold_stmt_to_constant): New wrapper function.
29861         (fold_const_aggregate_ref_1): New function split out from
29862         fold_const_aggregate_ref.  Take a valueization callback parameter.
29863         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
29864         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
29865         invariant POINTER_PLUS_EXPRs to invariant form.
29866         (vn_valueize): New function.
29867         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
29868         * tree-vrp.c (vrp_valueize): New function.
29869         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
29870         to fold statements to constants.
29871         * tree-ssa-pre.c (eliminate): Properly guard propagation of
29872         function declarations.
29873         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
29874         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
29875
29876 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29877
29878         * config/h8300/predicates.md (jump_address_operand): Fix register
29879         mode check.
29880
29881 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
29882
29883         * doc/invoke.texi (max-stores-to-sink): Document.
29884         * params.h (MAX_STORES_TO_SINK): Define.
29885         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
29886         if either vectorization or if-conversion is disabled.
29887         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
29888         tree-vect-data-refs.c vect_equal_offsets.
29889         (dr_equal_offsets_p): New function.
29890         (find_data_references_in_bb): Remove static.
29891         * tree-data-ref.h (find_data_references_in_bb): Declare.
29892         (dr_equal_offsets_p): Likewise.
29893         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
29894         (vect_drs_dependent_in_basic_block): Update calls to
29895         vect_equal_offsets.
29896         (vect_check_interleaving): Likewise.
29897         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
29898         (cond_if_else_store_replacement): Rename to...
29899         (cond_if_else_store_replacement_1): ... this.  Change arguments and
29900         documentation.
29901         (cond_if_else_store_replacement): New function.
29902         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
29903         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
29904
29905 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
29906
29907         PR target/46934
29908         * config/arm/arm.md (casesi): Use the gen_int_mode() function
29909         to subtract lower bound instead of GEN_INT().
29910
29911 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
29912
29913         PR other/48179
29914         PR other/48221
29915         PR other/48234
29916         * doc/extend.texi (Alignment): Move section to match order in TOC.
29917         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
29918         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
29919
29920 2011-03-23  Jeff Law  <law@redhat.com>
29921
29922         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
29923         before removing the edge.
29924
29925         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
29926         it may have been freed by redirect_branch_edge or
29927         redirect_edge_succ_nodup.
29928
29929 2011-03-23  Richard Guenther  <rguenther@suse.de>
29930
29931         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
29932         (check_va_list_escapes): Likewise.
29933         (check_all_va_list_escapes): Likewise.
29934
29935 2011-03-23  Richard Guenther  <rguenther@suse.de>
29936
29937         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
29938         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
29939         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
29940         (alias.o): Likewise.
29941         (ipa-type-escape.o): Remove.
29942         (ipa-struct-reorg.o): Likewise.
29943         (GTFILES): Remove ipa-struct-reorg.c.
29944         * alias.c: Do not include ipa-type-escape.h.
29945         * tree-ssa-alias.c: Likewise.
29946         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
29947         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
29948         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
29949         and ipa-type-escape passes.
29950         * tree-pass.h (pass_ipa_type_escape): Remove.
29951         (pass_ipa_struct_reorg): Likewise.
29952         * ipa-struct-reorg.h: Remove.
29953         * ipa-struct-reorg.c: Likewise.
29954         * ipa-type-escape.h: Likewise.
29955         * ipa-type-escape.c: Likewise.
29956         * doc/invoke.texi (-fipa-struct-reorg): Remove.
29957         (--param struct-reorg-cold-struct-ratio): Likewise.
29958         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29959         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29960         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
29961
29962 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29963
29964         * config/s390/2084.md: Enable all insn reservations also for z9_ec
29965         cpu attribute value.
29966         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
29967         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
29968         * config/s390/s390.c (processor_flags_table): New constant array.
29969         (s390_handle_arch_option): Remove.
29970         (s390_handle_option): Remove s390_handle_arch_option invocations
29971         and OPT_mwarn_framesize_ handling.
29972         (s390_option_override): Remove s390_handle_arch_option invocation.
29973         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
29974         warnings.
29975         * config/s390/s390.md (cpu attribute): Add z9_ec value.
29976         * config/s390/s390.opt (s390_tune, s390_arch)
29977         (march=): Replace s390_arch_option enum and values with
29978         processor_type.  Set variable name to s390_arch.  Set
29979         initialization value.
29980         (mtune=): Replace s390_arch_option with processor_type.  Set
29981         variable name to s390_tune.  Set initialization value.
29982
29983 2011-03-23  Julian Brown  <julian@codesourcery.com>
29984
29985         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
29986         accesses which are not naturally aligned.
29987
29988 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29989
29990         PR target/47553
29991         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
29992
29993 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29994
29995         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
29996         parameter from "int" to "enum insn_code".
29997         (expand_operand_type): New enum.
29998         (expand_operand): New structure.
29999         (create_expand_operand): New function.
30000         (create_fixed_operand, create_output_operand): Likewise
30001         (create_input_operand, create_convert_operand_to): Likewise.
30002         (create_convert_operand_from, create_address_operand): Likewise.
30003         (create_integer_operand): Likewise.
30004         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
30005         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
30006         (expand_insn, expand_jump_insn): Likewise.
30007         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
30008         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
30009         (expand_movstr, expand_builtin___clear_cache): Likewise.
30010         (expand_builtin_lock_release): Likewise.
30011         * explow.c (allocate_dynamic_stack_space): Likewise.
30012         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
30013         and use the default handling in that case.
30014         * expmed.c (check_predicate_volatile_ok): Delete.
30015         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
30016         (emit_cstore): Likewise.
30017         * expr.c (emit_block_move_via_movmem): Likewise.
30018         (set_storage_via_setmem, expand_assignment): Likewise.
30019         (emit_storent_insn, try_casesi): Likewise.
30020         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
30021         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
30022         (expand_vec_shift_expr, expand_binop_directly): Likewise.
30023         (expand_twoval_unop, expand_twoval_binop): Likewise.
30024         (expand_unop_direct, emit_indirect_jump): Likewise.
30025         (emit_conditional_move, vector_compare_rtx): Likewise.
30026         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
30027         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
30028         (expand_sync_lock_test_and_set): Likewise.
30029         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
30030         (emit_unop_insn): Likewise.
30031         (expand_copysign_absneg): Change icode to an insn_code.
30032         (create_convert_operand_from_type): New function.
30033         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
30034         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
30035         (expand_insn, expand_jump_insn): Likewise.
30036         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
30037         than const_int_operand for operand 2.
30038
30039 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30040
30041         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
30042         if possible.
30043
30044 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
30045
30046         * emit-rtl.c (emit_pattern_before_noloc): New function.
30047         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
30048         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
30049         (emit_pattern_after_noloc): New function.
30050         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
30051         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
30052
30053 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
30054
30055         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
30056         (__ffsDI2): Likewise.
30057
30058 2011-03-22  Richard Henderson  <rth@redhat.com>
30059
30060         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
30061         of !TARGET_ABI_OPEN_VMS.
30062         (alpha_trampoline_init, alpha_start_function): Likewise.
30063         (alpha_expand_epilogue, alpha_file_start): Likewise.
30064         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
30065         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
30066         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
30067         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
30068         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
30069
30070 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30071
30072         * config/s390/s390-opts.h: New.
30073         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
30074         s390_arch_flags, s390_warn_framesize, s390_stack_size,
30075         s390_stack_guard): Remove.
30076         (s390_handle_arch_option): Return void.  Take enum
30077         s390_arch_option value instead of string and searching array.
30078         (s390_handle_option): Don't assert that global structures are in
30079         use.  Access variables via opts pointer.  Use error_at.  Don't use
30080         sscanf for -mstack-guard= or -mstack-size=.  Update call to
30081         s390_handle_arch_option.
30082         (s390_option_override): Update call to s390_handle_arch_option.
30083         (s390_emit_prologue): Use %d format for s390_stack_size in
30084         diagnostic.  Use %wd for HOST_WIDE_INT.
30085         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
30086         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
30087         * config/s390/s390.opt (config/s390/s390-opts.h): New
30088         HeaderInclude entry.
30089         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
30090         s390_arch_flags, s390_warn_framesize): New Variable entries.
30091         (s390_arch_option): New Enum and EnumValue entries.
30092         (march=): Use Enum instead of Var.
30093         (mstack-guard=, mstack-size=): Use UInteger and Var.
30094         (mtune=): Use Enum.
30095
30096 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30097
30098         * config/score/score.c (score_handle_option): Don't assert that
30099         global structures are in use.  Access target_flags via opts
30100         pointer.  Use value of -march= option to determine target_flags
30101         settings.
30102         * config/score/score.opt (march=): Use Enum.
30103         (score_arch): New Enum and EnumValue entries.
30104
30105 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30106
30107         * config/mep/mep.c (option_mtiny_specified): Remove.
30108         (mep_option_override): Move register handling for -mivc2 from
30109         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
30110         instead of option_mtiny_specified.
30111         (mep_handle_option): Access target_flags via opts pointer.  Don't
30112         assert that global structures are in use.  Defer part of -mivc2
30113         handling and move it to mep_option_override.
30114         * config/mep/mep.opt (IVC2): New Mask entry.
30115         (mivc2): Use Var and Defer instead of Mask.
30116
30117 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30118
30119         * config/v850/v850-opts.h: New.
30120         * config/v850/v850.c (small_memory): Replace with
30121         small_memory_physical_max array.  Make that array static const.
30122         (v850_handle_memory_option): Take integer value of argument.  Take
30123         gcc_options pointer, option text and location.  Return void.
30124         Update for changes to small memory structures.
30125         (v850_handle_option): Access target_flags via opts pointer.  Don't
30126         assert that global structures are in use.  Update calls to
30127         v850_handle_memory_option.
30128         (v850_encode_data_area): Update references to small memory settings.
30129         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
30130         (enum small_memory_type): Move to v850-opts.h.
30131         * config/v850/v850.opt (config/v850/v850-opts.h): New
30132         HeaderInclude entry.
30133         (small_memory_max): New Variable entry.
30134         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
30135         (mtda, mzda): Likewise.
30136
30137 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30138
30139         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
30140         pointer.  Don't assert that global structures are in use.
30141
30142 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30143
30144         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
30145         via opts pointer.  Don't assert that global structures are in use.
30146
30147 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30148
30149         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
30150         (munix=93): Use Var.
30151         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
30152         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
30153         * config/pa/pa-opts.h: New.
30154         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
30155         (pa_handle_option): Don't assert that global structures are in
30156         use.  Access target_flags via opts pointer.  Don't handle
30157         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
30158         OPT_munix_98 here.
30159         (pa_option_override): Handle deferred OPT_mfixed_range_.
30160
30161 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30162
30163         * config/mn10300/mn10300-opts.h: New.
30164         * config/mn10300/mn10300.c (mn10300_processor,
30165         mn10300_tune_string): Remove.
30166         (mn10300_handle_option): Don't assert that global structures are
30167         in use.  Access mn10300_processor via opts pointer.  Don't handle
30168         OPT_mtune_ here.
30169         * config/mn10300/mn10300.h (enum processor_type): Move to
30170         mn10300-opts.h.
30171         (mn10300_processor): Remove.
30172         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
30173         HeaderInclude entry.
30174         (mn10300_processor): New Variable entry.
30175         (mtune=): Use Var.
30176
30177 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30178
30179         * config/microblaze/microblaze.c: Don't include opts.h.
30180         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
30181         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
30182         (mno-clearbss): Use Var and Warn.
30183
30184 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30185
30186         * config/m32r/m32r-opts.h: New.
30187         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
30188         (m32r_handle_option): Don't assert that global structures are in
30189         use.  Access target_flags and m32r_cache_flush_func via opts
30190         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
30191         OPT_mno_flush_trap here.
30192         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
30193         include of m32r-opts.h.
30194         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
30195         HeaderInclude entry.
30196         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
30197         (mmodel=): Use Enum and Var.
30198         (m32r_model): New Enum and EnumValue entries.
30199         (mno-flush-trap): Use Var.
30200         (msdata=): Use Enum and Var.
30201         (m32r_sdata): New Enum and EnumValue entries.
30202
30203 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30204
30205         * config/m32c/m32c.c: Don't include opts.h.
30206         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
30207         m32c_handle_option): Remove.
30208         (m32c_option_override): Check global_options_set.x_target_memregs
30209         instead of target_memregs_set.
30210         * config/m32c/m32c.h (target_memregs): Remove.
30211         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
30212         variable.
30213
30214 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30215
30216         * config/iq2000/iq2000-opts.h: New.
30217         * config/iq2000/iq2000.c: Don't include opts.h.
30218         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
30219         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
30220         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
30221         HeaderInclude entry.
30222         (iq2000_tune): New Variable entry.
30223         (march=): Add comment.  Use Enum.
30224         (iq2000_arch): New Enum and EnumValue entries.
30225         (mcpu=): Use Enum and Var.
30226         (iq2000_tune): New Enum and EnumValue entries.
30227
30228 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30229
30230         * config/ia64/ia64-opts.h: New.
30231         * config/ia64/ia64.c (ia64_tune): Remove.
30232         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
30233         here.  Use error_at.
30234         (ia64_option_override): Handle deferred OPT_mfixed_range_.
30235         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
30236         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
30237         HeaderInclude entry.
30238         (ia64_tune): New Variable entry.
30239         (mfixed-range=): Use Defer and Var.
30240         (mtune=): Use Enum and Var.
30241         (ia64_tune): New Enum and EnumValue entries.
30242
30243 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30244
30245         * config/frv/frv-opts.h: New.
30246         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
30247         frv-opts.h.
30248         (frv_cpu_type): Remove.
30249         * config/frv/frv.c: Don't include opts.h.
30250         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
30251         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
30252         (frv_cpu_type): New Variable entry.
30253         (frv_cpu): New Enum and EnumValue entries.
30254
30255 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30256
30257         * config/cris/cris.c (cris_handle_option): Access target_flags via
30258         opts pointer.  Don't assert that global structures are in use.
30259         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
30260         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
30261
30262 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30263
30264         * config/bfin/bfin-opts.h: New.
30265         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
30266         bfin_si_revision, bfin_workarounds): Remove.
30267         (bfin_cpus): Make static const.
30268         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
30269         not bfin_lib_id_given.
30270         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
30271         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
30272         pointer. Use error_at.  Don't assert that global structures are in use.
30273         * config/bfin/bfin.h: Include bfin-opts.h.
30274         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
30275         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
30276         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
30277         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
30278         entries.
30279
30280 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30281
30282         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
30283         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
30284         or -msoft-float here.
30285         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
30286         -msoft-float and -mhard-float.
30287         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
30288         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
30289         msoft-float.
30290         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
30291         -msoft-float.
30292         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
30293         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
30294         not mhard-float.
30295         (LIBGCC_SPEC): Don't handle -msoft-float.
30296         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
30297         -mhard-float.
30298         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
30299         msoft-float.
30300         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
30301         -mfloat-abi=*, not -msoft-float and -mhard-float.
30302         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
30303         -msoft-float.
30304         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
30305         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
30306         mhard-float and msoft-float.
30307         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
30308         mfloat-abi=soft in comments, not mhard-float and msoft-float.
30309         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
30310         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
30311         mhard-float.
30312         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
30313         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
30314         msoft-float.
30315         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
30316         not mhard-float.
30317         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
30318         not msoft-float.
30319
30320 2011-03-22  Richard Henderson  <rth@redhat.com>
30321
30322         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
30323         TARGET_ABI_WINDOWS_NT.
30324         (alpha_output_function_end_prologue): Likewise.
30325         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
30326         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
30327         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
30328         (trap, *movsi_nt_vms): Likewise.
30329         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
30330         (*tablejump_osf_nt_internal): Remove.
30331         * config/alpha/predicates.md (input_operand): Only test Pmode.
30332
30333 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30334
30335         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
30336         via opts pointer.  Use error_at.  Don't assert that global
30337         structures are in use.
30338
30339 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30340
30341         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
30342         (ix86_handle_option): Access ix86_isa_flags and
30343         ix86_isa_flags_explicit via opts pointer.  Don't assert that
30344         global structures are in use.
30345         (ix86_function_specific_save, ix86_function_specific_restore):
30346         Update ix86_isa_flags_explicit field name.
30347         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
30348         (ix86_isa_flags_explicit): Rename TargetSave entry to
30349         x_ix86_isa_flags_explicit.
30350
30351 2011-03-22  Richard Henderson  <rth@redhat.com>
30352
30353         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
30354         (alpha_option_override, direct_return): Likewise.
30355         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
30356         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
30357         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
30358         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
30359         (alpha_expand_epilogue, alpha_end_function): Likewise.
30360         (alpha_init_libfuncs): Likewise.
30361         (struct machine_function): Remove unicosmk members.
30362         (print_operand) ['t']: Remove.
30363         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
30364         unicosmk_output_module_name, unicosmk_output_common,
30365         current_section_align, unicosmk_output_text_section_asm_op,
30366         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
30367         unicosmk_section_type_flags, unicosmk_unique_section,
30368         unicosmk_asm_named_section, unicosmk_insert_attributes,
30369         unicosmk_output_align, unicosmk_defer_case_vector,
30370         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
30371         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
30372         unicosmk_output_ssib, unicosmk_add_call_info_word,
30373         unicosmk_extern_head, unicosmk_output_default_externs,
30374         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
30375         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
30376         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
30377         * config/alpha/alpha-protos.h: Update.
30378         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
30379         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
30380         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
30381         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
30382         (*mulsi_se, mulvsi3): Likewise.
30383         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
30384         (*divmodsi_internal, call, call_value, realign): Likewise.
30385         (moddi3, umoddi3): Likewise; remove duplicate expander.
30386         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
30387         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
30388         (*movdi_nofix): Remove r/U alternative.
30389         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
30390         * config/alpha/constraints.md ("U"): Remove.
30391         * config/alpha/predicates.md (call_operand"): Don't test
30392         TARGET_ABI_UNICOSMK.
30393
30394 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30395
30396         * target.def (handle_option): Take gcc_options and
30397         cl_decoded_option pointers and location_t.
30398         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
30399         * doc/tm.texi: Regenerate.
30400         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
30401         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
30402         * lto-opts.c (lto_reissue_options): Generate option structure for
30403         targetm.handle_option call.
30404         * opts.c (target_handle_option): Update call to
30405         targetm.handle_option.  Remove assertions about values now passed
30406         down to hook.
30407         * targhooks.c (default_target_handle_option): New.
30408         * targhooks.h (default_target_handle_option): Declare.
30409         * config/alpha/alpha.c: Include opts.h.
30410         (alpha_handle_option): Update to new hook interface.
30411         * config/arm/arm.c: Include opts.h.
30412         (arm_handle_option): Update to new hook interface.
30413         * config/arm/t-arm (arm.o): Update dependencies.
30414         * config/bfin/bfin.c: Include opts.h.
30415         (bfin_handle_option): Update to new hook interface.
30416         * config/cris/cris.c: Include opts.h.
30417         (cris_handle_option): Update to new hook interface.
30418         * config/frv/frv.c: Include opts.h.
30419         (frv_handle_option): Update to new hook interface.
30420         * config/i386/i386.c: Include opts.h.
30421         (ix86_handle_option): Update to new hook interface.
30422         (ix86_valid_target_attribute_inner_p): Generate option structure
30423         for call to ix86_handle_option.
30424         * config/i386/t-i386 (i386.o): Update dependencies.
30425         * config/ia64/ia64.c: Include opts.h.
30426         (ia64_handle_option): Update to new hook interface.
30427         * config/ia64/t-ia64 (ia64.o): Update dependencies.
30428         * config/iq2000/iq2000.c: Include opts.h.
30429         (iq2000_handle_option): Update to new hook interface.
30430         * config/m32c/m32c.c: Include opts.h.
30431         (m32c_handle_option): Update to new hook interface.
30432         * config/m32r/m32r.c: Include opts.h.
30433         (m32r_handle_option): Update to new hook interface.
30434         * config/m68k/m68k.c: Include opts.h.
30435         (m68k_handle_option): Update to new hook interface.
30436         * config/mep/mep.c: Include opts.h.
30437         (mep_handle_option): Update to new hook interface.
30438         * config/microblaze/microblaze.c: Include opts.h.
30439         (microblaze_handle_option): Update to new hook interface.
30440         * config/mips/mips.c: Include opts.h.
30441         (mips_handle_option): Update to new hook interface.
30442         * config/mn10300/mn10300.c: Include opts.h.
30443         (mn10300_handle_option): Update to new hook interface.
30444         * config/pa/pa.c: Include opts.h.
30445         (pa_handle_option): Update to new hook interface.
30446         * config/pdp11/pdp11.c: Include opts.h.
30447         (pdp11_handle_option): Update to new hook interface.
30448         * config/rs6000/rs6000.c: Include opts.h.
30449         (rs6000_handle_option): Update to new hook interface.
30450         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
30451         * config/rx/rx.c: Include opts.h.
30452         (rx_handle_option): Update to new hook interface.
30453         * config/s390/s390.c: Include opts.h.
30454         (s390_handle_option): Update to new hook interface.
30455         * config/score/score.c: Include opts.h.
30456         (score_handle_option): Update to new hook interface.
30457         * config/sh/sh.c: Include opts.h.
30458         (sh_handle_option): Update to new hook interface.
30459         * config/sparc/sparc.c: Include opts.h.
30460         (sparc_handle_option): Update to new hook interface.
30461         * config/v850/v850.c: Include opts.h.
30462         (v850_handle_option): Update to new hook interface.
30463
30464 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30465
30466         * gcc.c (driver_unknown_option_callback): Only permit and save
30467         unknown -Wno- options.
30468         (driver_wrong_lang_callback): Save options directly instead of via
30469         driver_unknown_option_callback.
30470
30471 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
30472
30473         * combine.c (simplify_set): Try harder to find the best CC mode when
30474         simplifying a nested COMPARE on the RHS.
30475
30476 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30477
30478         * config/alpha/gnu.h: Remove.
30479         * config/arc: Remove directory.
30480         * config/arm/netbsd.h: Remove.
30481         * config/arm/t-pe: Remove.
30482         * config/crx: Remove directory.
30483         * config/i386/netbsd.h: Remove.
30484         * config/m68hc11: Remove directory.
30485         * config/m68k/uclinux-oldabi.h: Remove.
30486         * config/mcore/mcore-pe.h: Remove.
30487         * config/mcore/t-mcore-pe: Remove.
30488         * config/netbsd-aout.h: Remove.
30489         * config/rs6000/gnu.h: Remove.
30490         * config/sh/sh-symbian.h: Remove.
30491         * config/sh/symbian-base.c: Remove.
30492         * config/sh/symbian-c.c: Remove.
30493         * config/sh/symbian-cxx.c: Remove.
30494         * config/sh/symbian-post.h: Remove.
30495         * config/sh/symbian-pre.h: Remove.
30496         * config/sh/t-symbian: Remove.
30497         * config/svr3.h: Remove.
30498         * config/vax/netbsd.h: Remove.
30499         * config.build: Don't handle i[34567]86-*-pe.
30500         * config.gcc: Remove handling of deprecations for most deprecated
30501         targets.
30502         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
30503         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
30504         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
30505         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
30506         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
30507         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
30508         Remove cases.
30509         * config.host: Don't handle i[34567]86-*-pe.
30510         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
30511         (ASM_SPEC32): Don't handle -mcall-gnu.
30512         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
30513         -mcall-gnu.
30514         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
30515         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
30516         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
30517         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
30518         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
30519         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
30520         conditional on SYMBIAN.
30521         * configure.ac: Don't handle powerpc*-*-gnu*.
30522         * configure: Regenerate.
30523         * doc/extend.texi (interrupt attribute): Don't mention CRX.
30524         * doc/install-old.texi (m6811, m6812): Don't mention.
30525         * doc/install.texi (arc-*-elf*): Don't document multilib option.
30526         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
30527         (m68k-uclinuxoldabi): Don't mention.
30528         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
30529         Remove.
30530         (-mcall-gnu): Remove.
30531         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
30532         families): Remove constraint documentation.
30533
30534 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
30535
30536         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
30537         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
30538         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
30539
30540 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
30541
30542         PR target/48226
30543         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
30544         vector when peeking at the next token for vector, don't expand the
30545         keywords.
30546
30547 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
30548
30549         * config/avr/avr-protos.h (expand_epilogue): Change prototype
30550         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
30551         * config/avr/avr.c (init_cumulative_args)
30552         (avr_function_arg_advance): Use it.
30553         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
30554         sibcall epilogues.
30555         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
30556         (avr_function_ok_for_sibcall): ...this new function.
30557         (avr_lookup_function_attribute1): New static Function.
30558         (avr_naked_function_p, interrupt_function_p)
30559         (signal_function_p, avr_OS_task_function_p)
30560         (avr_OS_main_function_p): Use it.
30561         * config/avr/avr.md ("sibcall", "sibcall_value")
30562         ("sibcall_epilogue"): New expander.
30563         ("*call_insn", "*call_value_insn"): New insn.
30564         ("call_insn", "call_value_insn"): Remove
30565         ("call", "call_value", "epilogue"): Change expander to handle
30566         sibling calls.
30567
30568 2011-03-21  Nick Clifton  <nickc@redhat.com>
30569
30570         * doc/invoke.texi (Overall Options): Move closing brace to end of
30571         options list.
30572         (Optimization Options): Add missing @gol.
30573         (Directory Options): Likewise.
30574         (i386 and x86-64 Options): Likewise.
30575         (RS6000 and PowerPC Options): Likewise.
30576         (i386 and x86-64 Windows Options): Likewise.
30577         (V850 Options): Add text missing from descriptions.
30578
30579 2011-03-22  Richard Henderson  <rth@redhat.com>
30580
30581         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
30582         (avr_incoming_return_addr_rtx): New.
30583         (emit_push_byte): New.
30584         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
30585         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
30586         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
30587         (emit_pop_byte): New.
30588         (expand_epilogue): Use it.  Pop frame pointer by bytes.
30589         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
30590         (INCOMING_RETURN_ADDR_RTX): New.
30591         (INCOMING_FRAME_SP_OFFSET): New.
30592         (ARG_POINTER_CFA_OFFSET): New.
30593         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
30594         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
30595         (pophi): Remove.
30596
30597         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
30598
30599 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
30600
30601         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
30602         (FUNCTION_ARG_ADVANCE): Likewise.
30603         * tm.texi.in: Change references to them to hook references.
30604         * tm.texi: Regenerate.
30605         * targhooks.c (default_function_arg): Eliminate check for target
30606         macro.
30607         (default_function_incoming_arg): Likewise.
30608         (default_function_arg_advance): Likewise.
30609         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
30610         (function_arg_advance): Likewise.
30611         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
30612
30613 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
30614
30615         * tree.c (build_call_1): New function.
30616         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
30617
30618 2011-03-22  Richard Guenther  <rguenther@suse.de>
30619
30620         PR tree-optimization/48228
30621         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
30622         for single-arg PHIs.
30623
30624 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
30625
30626         PR rtl-optimization/48143
30627         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
30628         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
30629         sse2_cvtps2pd): Likewise.
30630
30631 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30632
30633         * recog.c (canonicalize_change_group): Use validate_unshare_change.
30634
30635 2011-03-22  Richard Guenther  <rguenther@suse.de>
30636
30637         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
30638         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
30639         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
30640         and REALIGN_LOAD_EXPR.
30641         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
30642         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
30643         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
30644         DOT_PROD_EXPR case ...
30645         (expand_expr_real_2): ... here.
30646         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
30647         and REALIGN_LOAD_EXPR.
30648         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
30649         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
30650         (vect_create_epilog_for_reduction): Likewise.
30651         (vectorizable_reduction): Likewise.
30652         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
30653         * tree-vect-stmts.c (vectorizable_load): Likewise.
30654
30655 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
30656
30657         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
30658
30659 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30660
30661         * config/s390/s390.c (s390_delegitimize_address): Fix offset
30662         handling for PLTOFF/GOTOFF.
30663
30664 2011-03-22  Nick Clifton  <nickc@redhat.com>
30665
30666         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
30667         trailing backslash from the end of the macro definition.
30668
30669 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30670
30671         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
30672         and PLT unspecs.
30673
30674 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
30675
30676         * expr.h (prepare_operand): Move to...
30677         * optabs.h (prepare_operand): ...here and change the insn code
30678         parameter from "int" to "enum insn_code".
30679         (insn_operand_matches): Declare.
30680         * expr.c (init_expr_target): Use insn_operand_matches.
30681         (compress_float_constant): Likewise.
30682         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
30683         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
30684         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
30685         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
30686         Likewise.
30687         (gen_cond_trap): Likewise.
30688         (prepare_operand): Likewise.  Change icode to an insn_code.
30689         (insn_operand_matches): New function.
30690         * reload.c (find_reloads_address_1): Use insn_operand_matches.
30691         * reload1.c (gen_reload): Likewise.
30692         * targhooks.c (default_secondary_reload): Likewise.
30693
30694 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
30695
30696         * config/alpha/alpha.md (unspec): New define_c_enum.
30697         (unspecv): Ditto.
30698
30699 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
30700
30701         PR debug/48214
30702         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
30703         between a call and its CALL_ARG_LOCATION note.
30704
30705 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
30706
30707         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
30708
30709 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
30710
30711         PR c/42544
30712         PR c/48197
30713         * c-common.c (shorten_compare): If primopN is first sign-extended
30714         to opN and then zero-extended to result type, set primopN to opN.
30715
30716 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
30717
30718         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
30719         for barrier handlers.
30720
30721 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
30722
30723         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
30724         UNSPEC constants to be in the unspec enumeration, and redefine
30725         all UNSPECV constants to be in the unspecv enumeration, so that
30726         dumps print which unspec/unspec_volatile this is.
30727         * config/rs6000/vector.md (UNSPEC_*): Ditto.
30728         * config/rs6000/paired.md (UNSPEC_*): Ditto.
30729         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
30730         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
30731         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
30732
30733         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
30734         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
30735         UNSPECV_LWSYNC, since these are used as unspec_volatile.
30736         * config/rs6000/sync.md (isync, lwsync): Ditto.
30737
30738 2011-03-21  Richard Guenther  <rguenther@suse.de>
30739
30740         * params.def (lto-min-partition): Fix typo.
30741
30742 2011-03-21  Richard Guenther  <rguenther@suse.de>
30743
30744         PR c/47939
30745         * c-decl.c (grokdeclarator): Drop to the main variant only
30746         for array types.  Drop flag_gen_aux_info check.
30747
30748 2011-03-21  Richard Guenther  <rguenther@suse.de>
30749
30750         PR translation/47911
30751         * params.def (lto-partitions): Fix typo.
30752         (lto-min-partition): Fix wording.
30753
30754 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
30755
30756         * config/rs6000/t-freebsd: Remove duplication from file.
30757
30758 2011-03-21  Richard Guenther  <rguenther@suse.de>
30759
30760         PR middle-end/47661
30761         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
30762
30763 2011-03-21  Richard Guenther  <rguenther@suse.de>
30764
30765         PR lto/48210
30766         * params.def (lto-partitions): Require at least 1 partition.
30767
30768 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30769
30770         * gthr-solaris.h: Remove.
30771         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
30772         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
30773         (LIB_SPEC): Likewise.
30774         * config/sol2.opt (threads): Remove.
30775         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
30776         (sparc*-*-solaris2*): Likewise.
30777         * configure.ac (enable_threads): Enable solaris support.
30778         * configure: Regenerate.
30779         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
30780         * doc/install.texi (Configuration, --enable-threads=lib): Remove
30781         solaris.
30782
30783 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30784
30785         * config.gcc: Obsolete *-*-solaris2.8*.
30786         * doc/install.texi (Specific, *-*-solaris2*): Document it.
30787
30788 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30789
30790         PR bootstrap/48135
30791         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
30792         reference.  Solaris 8 perl works.
30793
30794 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30795
30796         PR bootstrap/48135
30797         * doc/install.texi (Prerequisites): Move jar etc. up.
30798         Explain support library version requirements.
30799
30800 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30801
30802         PR bootstrap/48135
30803         * doc/install.texi (Prerequisites): Move Perl to build
30804         requirements.  Always necessary on Solaris 2 with Sun ld.
30805
30806 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30807
30808         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
30809         binutils 2.21.
30810         (Specific, i?86-*-solaris2.[89]): Likewise.
30811         (Specific, i?86-*-solaris2.10): Likewise.
30812         (Specific, mips-sgi-irix6): Likewise.
30813         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
30814         Update for binutils 2.21.
30815
30816 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30817
30818         * configure.ac (gcc_cv_lto_plugin): Fix typo.
30819         Allow -fuse-linker-plugin for non-default plugin linker.
30820         * configure: Regenerate.
30821
30822 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
30823
30824         PR bootstrap/48167
30825         * gengtype.c (files_rules): Added rule for cp/parser.h.
30826
30827 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
30828
30829         PR target/48213
30830         * config/s390/s390.c (s390_delegitimize_address): Don't call
30831         lowpart_subreg if orig_x has BLKmode.
30832
30833 2011-03-21  Kai Tietz  <ktietz@redhat.com>
30834
30835         PR target/12171
30836         * doc/plugins.texi: Adjust documentation for plugin register_callback.
30837         * tree.h (attribute_spec): Add new member affects_type_identity.
30838         * attribs.c (empty_attribute_table): Adjust attribute_spec
30839         initializers.
30840         * config/alpha/alpha.c: Likewise.
30841         * config/arc/arc.c: Likewise.
30842         * config/arm/arm.c: Likewise.
30843         * config/avr/avr.c: Likewise.
30844         * config/bfin/bfin.c: Likewise.
30845         * config/crx/crx.c: Likewise.
30846         * config/darwin.h: Likewise.
30847         * config/h8300/h8300.c: Likewise.
30848         * config/i386/cygming.h: Likewise.
30849         * config/i386/i386.c: Likewise.
30850         * config/ia64/ia64.c: Likewise.
30851         * config/m32c/m32c.c: Likewise.
30852         * config/m32r/m32r.c: Likewise.
30853         * config/m68hc11/m68hc11.c: Likewise.
30854         * config/m68k/m68k.c: Likewise.
30855         * config/mcore/mcore.c: Likewise.
30856         * config/mep/mep.c: Likewise.
30857         * config/microblaze/microblaze.c: Likewise.
30858         * config/mips/mips.c: Likewise.
30859         * config/rs6000/rs6000.c: Likewise.
30860         * config/rx/rx.c: Likewise.
30861         * config/sh/sh.c: Likewise.
30862         * config/sol2.h: Likewise.
30863         * config/sparc/sparc.c: Likewise.
30864         * config/spu/spu.c: Likewise.
30865         * config/stormy16/stormy16.c: Likewise.
30866         * config/v850/v850.c: Likewise.
30867
30868 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
30869
30870         * simplify-rtx.c (simplify_binary_operation_1): Handle
30871         (xor (and A B) C) case when B and C are both constants.
30872
30873 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
30874
30875         * tree-dfa.c (add_referenced_var): Fix typo in comment.
30876
30877 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
30878
30879         PR bootstrap/48168
30880         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
30881
30882 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
30883
30884         PR rtl-optimization/48156
30885         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
30886         assume df and df_lr are not NULL.
30887
30888 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
30889
30890         PR debug/48023
30891         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
30892         between a call and its CALL_ARG_LOCATION note.
30893
30894 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
30895
30896         PR debug/48178
30897         * config/sh/sh.c (find_barrier): Don't emit a constant pool
30898         between a call and its corresponding CALL_ARG_LOCATION note.
30899
30900 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
30901
30902         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
30903         instead of loop. Use HARD_REGISTER_NUM_P predicate.
30904         * haifa-sched.c (setup_ref_regs): Ditto.
30905         * caller-save.c (add_used_regs_1): Ditto.
30906         * dse.c (look_for_hardregs): Ditto.
30907         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
30908         * sched-rgn.c (check_live_1): Ditto.
30909
30910 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
30911
30912         * c-decl.c (diagnose_mismatched_decls): Give an error for
30913         redefining a typedef with variably modified type.
30914
30915 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
30916
30917         * c-decl.c (grokfield): Don't allow typedefs for structures or
30918         unions with no tag by default.
30919         * doc/extend.texi (Unnamed Fields): Update.
30920
30921 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
30922
30923         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30924         Rewrite using indirect functions.
30925         (lwp_slwpcb): Ditto.
30926         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
30927         (avx_vinsertf128<mode>): Ditto.
30928
30929 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30930
30931         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
30932         unspecs.
30933
30934 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30935
30936         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
30937         splitting between a call and its corresponding CALL_ARG_LOCATION note.
30938
30939 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
30940
30941         PR rtl-optimization/48170
30942         * gcse.c (hoist_code): Remove bogus asserts.
30943
30944 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
30945
30946         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
30947         computation for prologue/epilogue.
30948
30949 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30950
30951         * Makefile.in (check-consistency): Remove.
30952
30953 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
30954
30955         PR debug/48176
30956         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
30957         arange_table_in_use is 0, but either text_section_used or
30958         cold_text_section_used is true.  Don't call it if
30959         !info_section_emitted.
30960
30961 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
30962
30963         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
30964         FUNCTION_VALUE_REGNO_P): Remove.
30965         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
30966         Remove.
30967         * config/avr/avr.c (avr_ret_register): Make static inline.
30968         (avr_function_value_regno_p): New function.
30969         (avr_libcall_value): Make static. Add 'func' argument.
30970         (avr_function_value): Make static. Rename 'func' argument to
30971         'fn_decl_or_type', forward it to avr_libcall_value. Call
30972         avr_ret_register function instead of RET_REGISTER macro.
30973         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
30974
30975 2011-03-18  Jason Merrill  <jason@redhat.com>
30976
30977         PR c++/23372
30978         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
30979
30980 2011-03-18  Richard Guenther  <rguenther@suse.de>
30981
30982         * doc/install.texi (--enable-gold): Remove.
30983         (--with-plugin-ld): Document.
30984         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
30985
30986 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
30987
30988         PR middle-end/47790
30989         * expr.c (optimize_bitfield_assignment_op): Revamp to work
30990         again after expansion changes.
30991
30992 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
30993
30994         * combine.c (try_combine): Do simplification only call of
30995         subst() on i2 even when i1 is present. Update comments.
30996
30997 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
30998
30999         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
31000         and UNSPEC_PCREL_SYMOFF.
31001
31002 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31003
31004         * config/s390/s390.md: Use define_c_enum for the unspec constant
31005         definitions.
31006
31007 2011-03-18  Richard Henderson  <rth@redhat.com>
31008             Jakub Jelinek  <jakub@redhat.com>
31009
31010         PR bootstrap/48161
31011         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
31012         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
31013
31014 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
31015
31016         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
31017         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
31018         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
31019         Change return type to bool.
31020         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
31021
31022 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
31023
31024         PR debug/48163
31025         * var-tracking.c (prepare_call_arguments): If CALL target
31026         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
31027         pc instead of looking it up using cselib_lookup and use
31028         Pmode for it if x has VOIDmode.
31029         * dwarf2out.c (gen_subprogram_die): If also both first and
31030         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
31031
31032         PR debug/48163
31033         * function.c (assign_parms): For data.passed_pointer parms
31034         use MEM of data.entry_parm instead of data.entry_parm itself
31035         as DECL_INCOMING_RTL.
31036         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
31037         also when passed and declared mode is the same, DECL_RTL
31038         is a MEM with pseudo as address and DECL_INCOMING_RTL is
31039         a MEM too.
31040
31041 2011-03-16  Jeff Law  <law@redhat.com>
31042
31043         PR rtl-optimization/37273
31044         * ira-costs.c (scan_one_insn): Detect constants living in memory and
31045         handle them like argument loads from stack slots.  Do not double
31046         count memory for memory constants and argument loads from stack slots.
31047
31048 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
31049
31050         PR debug/48160
31051         * var-tracking.c (prepare_call_arguments): Check SUBREG.
31052
31053 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
31054
31055         PR target/48171
31056         * config/i386/i386.opt: Add Save to -mavx and -mfma.
31057
31058 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
31059
31060         PR bootstrap/48153
31061         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
31062         if dwarf_strict.
31063         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
31064         Clear call_arg_locations and call_arg_loc_last always.
31065
31066         PR middle-end/48152
31067         * var-tracking.c (prepare_call_arguments): If argument needs to be
31068         passed by reference, adjust argtype and mode.
31069
31070 2011-03-17  Richard Guenther  <rguenther@suse.de>
31071
31072         PR middle-end/48134
31073         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
31074         a value make sure to fold the statement.
31075
31076 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
31077
31078         PR target/43872
31079         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
31080         return condition with !cfun->calls_alloca.
31081
31082 2011-03-17  Richard Guenther  <rguenther@suse.de>
31083
31084         PR bootstrap/48148
31085         * lto-cgraph.c (input_overwrite_node): Clear the abstract
31086         origin for decls in other ltrans units.
31087         (input_varpool_node): Likewise.
31088
31089 2011-03-17  Richard Guenther  <rguenther@suse.de>
31090
31091         PR middle-end/48165
31092         * tree-object-size.c (compute_object_offset): Properly return
31093         the offset operand of MEM_REFs as sizetype.
31094
31095 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
31096
31097         PR rtl-optimization/48141
31098         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
31099         * dse.c: Include params.h.
31100         (active_local_stores_len): New variable.
31101         (add_wild_read, dse_step1): Clear it when setting active_local_stores
31102         to NULL.
31103         (record_store, check_mem_read_rtx): Decrease it when removing
31104         from the chain.
31105         (scan_insn): Likewise.  Increase it when adding to chain, if it
31106         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
31107         set active_local_stores to NULL before the addition.
31108         * Makefile.in (dse.o): Depend on $(PARAMS_H).
31109
31110         PR rtl-optimization/48141
31111         * dse.c (record_store): If no positions are needed in an insn
31112         that cannot be deleted, at least unchain it from active_local_stores.
31113
31114 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
31115
31116         PR debug/47510
31117         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
31118         (lookup_type_die_strip_naming_typedef): ... here.
31119         (get_context_die): Use it.
31120         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
31121         the anonymous struct named by the naming typedef.
31122
31123 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
31124
31125         PR target/48154
31126         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
31127         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
31128
31129 2011-03-16  Jeff Law  <law@redhat.com>
31130
31131         * tree-vrp.c (identify_jump_threads): Slightly simplify type
31132         check for operands of conditional.  Allow type to be a pointer.
31133
31134 2011-03-16  Richard Guenther  <rguenther@suse.de>
31135
31136         PR tree-optimization/48149
31137         * fold-const.c (fold_binary_loc): Fold
31138         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
31139
31140 2011-03-16  Richard Guenther  <rguenther@suse.de>
31141
31142         PR tree-optimization/26134
31143         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
31144         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
31145         (non_rewritable_mem_ref_base): Handle complex type component
31146         accesses, constrain offsets for vector and complex extracts
31147         more properly.
31148
31149 2011-03-16  Richard Guenther  <rguenther@suse.de>
31150
31151         PR tree-optimization/48146
31152         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
31153         operands avoiding the need for renaming.
31154
31155 2011-03-16  Richard Guenther  <rguenther@suse.de>
31156
31157         * gimple-fold.c (maybe_fold_reference): Open-code relevant
31158         constant folding.  Move MEM_REF canonicalization first.
31159         Rely on fold_const_aggregate_ref for initializer folding.
31160         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
31161
31162 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
31163
31164         PR middle-end/48136
31165         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
31166         arg0/arg1 or their arguments are always fold converted to matching
31167         types.
31168
31169         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
31170         to nargs.
31171
31172 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31173
31174         PR lto/46944
31175         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
31176         Handle in-tree gold.
31177         (ld_vers): Extract binutils version for gold.
31178         (gcc_cv_ld_hidden): Handle gold here.
31179         (gcc_cv_lto_plugin): Determine level of linker plugin support.
31180         * configure: Regenerate.
31181         * config.in: Regenerate.
31182         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
31183         -fuse-linker-plugin otherwise.
31184         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
31185         (LINK_COMMAND_SPEC): Use it.
31186         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
31187
31188 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
31189
31190         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
31191         * calls.c: Remove debug.h include.
31192         (emit_call_1): Don't call virtual_call_token debug hook.
31193         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
31194         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
31195         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
31196         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
31197         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
31198         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
31199         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
31200         dwarf2out_virtual_call): Remove.
31201         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
31202         copy_call_info and virtual_call hooks.
31203         (dwarf2out_init): Don't initialize vcall_insn_table,
31204         debug_dcall_section and debug_vcall_section.
31205         (prune_unused_types): Don't mark nodes from dcall_table.
31206         (dwarf2out_finish): Don't output dcall or vcall tables.
31207         * final.c (final_scan_insn): Don't call direct_call or
31208         virtual_call debug hooks.
31209         * debug.h (struct gcc_debug_hooks): Remove direct_call,
31210         virtual_call_token, copy_call_info and virtual_call hooks.
31211         (debug_nothing_uid): Remove prototype.
31212         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
31213         copy_call_info and virtual_call hooks.
31214         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
31215         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
31216         * debug.c (do_nothing_debug_hooks): Likewise.
31217         (debug_nothing_uid): Remove.
31218         * doc/invoke.texi (-fenable-icf-debug): Remove.
31219         * common.opt (-fenable-icf-debug): Likewise.
31220
31221         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
31222         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
31223         call's MEM.  Handle functions returning aggregate through a hidden
31224         first pointer.  For virtual calls add clobbered pc to call arguments
31225         chain.
31226         * dwarf2out.c (gen_subprogram_die): Emit
31227         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
31228         can't be emitted.
31229
31230         PR debug/45882
31231         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
31232         * rtl.h (ENTRY_VALUE_EXP): Define.
31233         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
31234         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
31235         * print-rtl.c (print_rtx): Likewise.
31236         * gengtype.c (adjust_field_rtx_def): Likewise.
31237         * var-tracking.c (vt_add_function_parameter): Adjust
31238         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
31239         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
31240         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
31241         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
31242         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
31243
31244         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
31245         Call var_location debug hook even on CALL_INSNs.
31246         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
31247         * rtl.def (ENTRY_VALUE): New.
31248         * dwarf2out.c: Include cfglayout.h.
31249         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
31250         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
31251         (struct call_arg_loc_node): New type.
31252         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
31253         tail_call_site_count): New variables.
31254         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
31255         DW_TAG_GNU_call_site_parameter.
31256         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
31257         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
31258         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
31259         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
31260         and DW_AT_GNU_all_source_call_sites.
31261         (mem_loc_descriptor): Handle ENTRY_VALUE.
31262         (add_src_coords_attributes): Don't add enything if
31263         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
31264         (dwarf2out_abstract_function): Save and clear call_arg_location,
31265         call_site_count and tail_call_site_count around dwarf2out_decl call.
31266         (gen_call_site_die): New function.
31267         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
31268         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
31269         (dwarf2out_function_decl): Clear call_arg_locations,
31270         call_arg_loc_last, set call_site_count and tail_call_site_count
31271         to -1 and free block_map.
31272         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
31273         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
31274         followed by any real instructions.
31275         (dwarf2out_begin_function): Set call_site_count and
31276         tail_call_site_count to 0.
31277         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
31278         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
31279         attempt to force a DIE for it and worst case remove the attribute.
31280         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
31281         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
31282         the decl itself.
31283         * var-tracking.c: Include tm_p.h.
31284         (vt_stack_adjustments): For calls call note_register_arguments.
31285         (argument_reg_set): New variable.
31286         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
31287         ensure the VALUE is resolved.
31288         (call_arguments): New variable.
31289         (prepare_call_arguments): New function.
31290         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
31291         (struct expand_loc_callback_data): Add ignore_cur_loc field.
31292         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
31293         always use the best expression.
31294         (vt_expand_loc): Add ignore_cur_loc argument.
31295         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
31296         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
31297         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
31298         note for all calls.
31299         (vt_add_function_parameter): Use cselib_lookup_from_insn.
31300         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
31301         argument.  Don't call cselib_preserve_only_values and
31302         cselib_reset_table.
31303         (note_register_arguments): New function.
31304         (vt_initialize): Compute argument_reg_set.  Call
31305         vt_add_function_parameters before processing basic blocks instead of
31306         afterwards.  For calls call prepare_call_arguments before calling
31307         cselib_process_insn.
31308         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
31309         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
31310         (var-tracking.o): Depend on $(TM_P_H).
31311         * cfglayout.h (insn_scope): New prototype.
31312         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
31313         * cfglayout.c (insn_scope): No longer static.
31314         * insn-notes.def (CALL_ARG_LOCATION): New.
31315         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
31316         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
31317         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
31318         nothing for DECL_EXTERNAL BLOCK_VARS.
31319
31320 2011-03-16  Alan Modra  <amodra@gmail.com>
31321
31322         PR target/45844
31323         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
31324         create invalid offset address for vsx splat insn.
31325         * config/rs6000/predicates.md (splat_input_operand): New.
31326         * config/rs6000/vsx.md (vsx_splat_*): Use it.
31327
31328 2011-03-15  Xinliang David Li  <davidxl@google.com>
31329
31330         PR c/47837
31331         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
31332         (normalize_preds): New function.
31333         (is_use_properly_guarded): Normalize def predicates.
31334
31335 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
31336
31337         PR target/46788
31338         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
31339         in the output template.
31340
31341 2011-03-15  Richard Guenther  <rguenther@suse.de>
31342
31343         PR middle-end/47650
31344         * tree-pretty-print.c (dump_function_declaration): Properly
31345         dump unprototyped and varargs function types.
31346
31347 2011-03-15  Richard Guenther  <rguenther@suse.de>
31348
31349         PR tree-optimization/13954
31350         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
31351         and friends.
31352
31353 2011-03-15  Richard Guenther  <rguenther@suse.de>
31354
31355         PR tree-optimization/48037
31356         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
31357         selects into BIT_FIELD_REFs.
31358         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
31359         vector select.
31360
31361 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
31362
31363         PR tree-optimization/48129
31364         * builtins.c (fold_builtin_snprintf): Convert to type of
31365         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
31366         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
31367
31368 2011-03-15  Richard Guenther  <rguenther@suse.de>
31369
31370         PR tree-optimization/41490
31371         * tree-ssa-dce.c (propagate_necessity): Handle returns without
31372         value but with VUSE.
31373         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
31374         return statements.
31375         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
31376         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
31377         * tree-tailcall.c (find_tail_calls): Ignore returns.
31378
31379 2011-03-15  Richard Guenther  <rguenther@suse.de>
31380
31381         PR middle-end/48031
31382         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
31383         or variable-indexed array accesses when in gimple form.
31384
31385 2011-03-15  Richard Guenther  <rguenther@suse.de>
31386
31387         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
31388
31389 2011-03-15  Alan Modra  <amodra@gmail.com>
31390
31391         PR target/48032
31392         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
31393         presume symbol_refs without a symbol_ref_decl are suitably
31394         aligned, nor other trees we may see here.  Handle anchor symbols.
31395         (legitimate_constant_pool_address_p): Comment.  Add mode param.
31396         Check cmodel=medium addresses.  Adjust all calls.
31397         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
31398         creating cmodel=medium optimized access to locals.
31399         * config/rs6000/constraints.md (R): Pass QImode to
31400         legitimate_constant_pool_address_p.
31401         * config/rs6000/predicates.md (input_operand): Pass mode to
31402         legitimate_constant_pool_address_p.
31403         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
31404         Update prototype.
31405
31406 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
31407
31408         PR target/48053
31409         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
31410         64-bit constants being loaded into registers other than GPRs such
31411         as loading 0 into a VSX register.
31412
31413 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31414
31415         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
31416
31417 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
31418
31419         PR middle-end/47917
31420         * builtins.c (fold_builtin_snprintf): New function.
31421         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
31422         (fold_builtin_4): Likewise.
31423
31424         PR middle-end/38878
31425         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
31426         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
31427         and C - X == X also strip nops from +/-/p+ operand.
31428         When optimizing -X == C, fold C to arg0's type.
31429
31430         PR debug/47946
31431         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
31432         emit it as add_AT_int instead of add_AT_unsigned.
31433
31434 2011-03-14  Tom Tromey  <tromey@redhat.com>
31435
31436         * unwind-dw2.c: Include sys/sdt.h if it exists.
31437         (_Unwind_DebugHook): Use STAP_PROBE2.
31438         * config.in, configure: Rebuild.
31439         * configure.ac: Check for sys/sdt.h.
31440
31441 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
31442
31443         * config/i386/i386.md (ROUND_FLOOR): New constant.
31444         (ROUND_CEIL): Ditto.
31445         (ROUND_TRUNC): Ditto.
31446         (ROUND_MXCSR): Ditto.
31447         (ROUND_NO_EXC): Ditto.
31448         (rint<mode>2): Use new defines instead of numerical constants.
31449         (floor<mode>2): Ditto.
31450         (ceil<mode>2): Ditto.
31451         (btrunc<mode>2): Ditto.
31452         * config/i386/i386-builtin-types.def: Define ROUND function type
31453         aliases.
31454         * config/i386/i386.c (enum ix86_builtins): Add
31455         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
31456         (struct builtin_description): Add
31457         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
31458         (ix86_expand_sse_round): New static function.
31459         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
31460         function types.
31461         (ix86_builtin_vectorized_function): Handle
31462         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
31463
31464 2011-03-14  Tom Tromey  <tromey@redhat.com>
31465
31466         * c-parser.c (c_parser_asm_string_literal): Clear
31467         warn_overlength_strings.
31468
31469 2011-03-14  Tom Tromey  <tromey@redhat.com>
31470
31471         * c-parser.c (disable_extension_diagnostics): Save
31472         warn_overlength_strings.
31473         (restore_extension_diagnostics): Restore warn_overlength_strings.
31474
31475 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
31476
31477         * BASE-VER: Change to 4.7.0.
31478
31479 2011-03-14  Richard Guenther  <rguenther@suse.de>
31480
31481         PR middle-end/48098
31482         * tree.c (build_vector_from_val): Adjust assert to requirements
31483         and reality.
31484
31485 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
31486
31487         PR bootstrap/48102
31488         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
31489
31490 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
31491
31492         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
31493         terms of target_flags_explicit. Adjust copyright year.
31494
31495         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
31496         * config/rs6000/t-freebsd: New file. Add override for
31497         LIB2FUNCS_EXTRA.
31498
31499 2011-03-13  Chris Demetriou  <cgd@google.com>
31500
31501         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
31502         (-fno-diagnostics-show-option): this, to reflect current default.
31503         (-Werror=): Update text about -fno-diagnostics-show-option.
31504
31505 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
31506
31507         PR target/48053
31508         * config/rs6000/predicates.md (easy_vector_constant_add_self,
31509         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
31510         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
31511         mode is not V2DImode or V2DFmode.
31512         (vspltis_constant): Do not handle V2DImode and V2DFmode.
31513         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
31514         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
31515         registers to 0.
31516         (movdi_internal64): Likewise.
31517
31518 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
31519
31520         PR tree-optimization/47127
31521         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
31522         parameter.
31523         (set_cloog_options): Same.
31524         (scop_to_clast): Same.
31525         (print_clast_stmt): Do not call cloog_state_malloc and
31526         cloog_state_free.
31527         (print_generated_program): Same.
31528         (gloog): Same.
31529         * graphite-clast-to-gimple.h (cloog_state): Declared.
31530         (scop_to_clast): Adjust declaration.
31531         * graphite.c (cloog_state): Defined here.
31532         (graphite_initialize): Call cloog_state_malloc.
31533         (graphite_finalize): Call cloog_state_free.
31534
31535 2011-03-11  Jason Merrill  <jason@redhat.com>
31536
31537         * attribs.c (lookup_attribute_spec): Take const_tree.
31538         * tree.h: Adjust.
31539
31540 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
31541
31542         * config/sparc/sparc.c (sparc_option_override): Use
31543         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
31544
31545 2011-03-11  Richard Guenther  <rguenther@suse.de>
31546
31547         PR tree-optimization/48067
31548         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
31549         multiplication result will be only used once on the target
31550         stmt.
31551
31552 2011-03-11  Richard Guenther  <rguenther@suse.de>
31553
31554         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
31555
31556 2011-03-11  Richard Guenther  <rguenther@suse.de>
31557
31558         PR lto/48073
31559         * tree.c (find_decls_types_r): Do not walk types only reachable
31560         from IDENTIFIER_NODEs.
31561
31562 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
31563
31564         PR middle-end/48044
31565         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
31566         all vnode->force_output nodes as needed.
31567
31568 2011-03-11  Jason Merrill  <jason@redhat.com>
31569
31570         PR c++/48069
31571         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
31572         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
31573
31574 2011-03-11  Martin Jambor  <mjambor@suse.cz>
31575
31576         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
31577         cgraph_node.
31578
31579 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
31580
31581         PR tree-optimization/48063
31582         * ipa-inline.c (cgraph_decide_inlining): Don't try to
31583         inline functions called once if !tree_can_inline_p (node->callers).
31584
31585 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
31586
31587         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
31588         extra_objs.
31589         * config/score/score3.c: Delete.
31590         * config/score/score3.h: Delete.
31591         * config/score/mul-div.S: Delete.
31592         * config/score/sfp-machine.h: Add new file.
31593         * config/score/constraints.md: Add new file.
31594         * config/score/t-score-softfp: Add new file.
31595         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
31596         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
31597         (score7_extra_constraint): Delete.
31598         (score7_option_override): Remove unused code.
31599         * config/score/score.c: Remove score3 and score5 define and code.
31600         * config/score/score.h: Remove score3 and score5 define and code.
31601         * config/score/score.md: Remove score3 template and unusual insn.
31602         * config/score/score.opt: Remove score3 and score5 options.
31603
31604 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31605
31606         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
31607         when _HPUX_SOURCE is defined.
31608         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
31609
31610 2011-03-10  Jason Merrill  <jason@redhat.com>
31611
31612         PR c++/48029
31613         * stor-layout.c (layout_type): Don't set structural equality
31614         on arrays of incomplete type.
31615         * tree.c (type_hash_eq): Handle comparing them properly.
31616
31617 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
31618
31619         PR debug/48043
31620         * config/s390/s390.c (s390_delegitimize_address): Make sure the
31621         result mode matches original rtl mode.
31622
31623 2011-03-10  Nick Clifton  <nickc@redhat.com>
31624
31625         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
31626         (andsi3, andsi3_flags): Fix timings for three operand alternative.
31627
31628 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
31629
31630         PR rtl-optimization/47866
31631         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
31632         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
31633         if target wasn't scalar.
31634         * function.c (assign_stack_temp_for_type): Assert that neither
31635         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
31636         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
31637         macro.
31638         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
31639
31640 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31641
31642         * config/s390/s390-protos.h (s390_label_align): New prototype.
31643         * config/s390/s390.c (s390_label_align): New function.
31644         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
31645
31646 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
31647
31648         PR target/47755
31649         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
31650         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
31651         (output_vec_const_move): Ditto.
31652
31653 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
31654
31655         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
31656         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
31657         * config/mips/mips.c (mips_preferred_reload_class): Make static.
31658         Change 'rclass' argument and result type to reg_class_t.
31659         (TARGET_PREFERRED_RELOAD_CLASS): Define.
31660
31661 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
31662
31663         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
31664         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
31665         (TARGET_MEMORY_MOVE_COST): Define.
31666         (avr_register_move_cost, avr_memory_move_cost): New Functions.
31667
31668 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
31669
31670         PR debug/47881
31671         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
31672         removed anything.
31673
31674         PR tree-optimization/48022
31675         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
31676         for EQ/NE_EXPR.
31677
31678 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
31679
31680         PR debug/47991
31681         * var-tracking.c (find_use_val): Return NULL for
31682         cui->sets && cui->store_p BLKmode MEMs.
31683
31684 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
31685
31686         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
31687         Remove.
31688         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
31689         xstormy16_print_operand_address): Remove.
31690         * config/stormy16/stormy16.c (xstormy16_print_operand,
31691         xstormy16_print_operand_address): Make static.
31692         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
31693
31694 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
31695
31696         PR target/47862
31697         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
31698         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
31699         before definition.
31700
31701 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
31702
31703         PR bootstrap/48000
31704         * cfgloopmanip.c (fix_bb_placements): Return immediately
31705         if FROM is BASE_LOOP's header.
31706
31707 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
31708
31709         * gimplify.c (gimplify_function_tree): Fix building calls
31710         to __builtin_return_address.
31711
31712 2011-03-07  Alan Modra  <amodra@gmail.com>
31713
31714         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
31715         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
31716         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
31717         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
31718         return_mode args.
31719         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
31720         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
31721         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
31722         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
31723         * config/rs6000/rs6000.c
31724         (rs6000_elf_end_indicate_exec_stack): Rename to..
31725         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
31726         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
31727         (rs6000_file_start): ..here.
31728         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
31729         file scope variables.
31730         (call_ABI_of_interest): New function.
31731         (init_cumulative_args): Set above vars when function return value
31732         is a float, vector, or small struct.
31733         (rs6000_function_arg_advance_1): Likewise for function args.
31734         (rs6000_va_start): Set rs6000_passes_float if variable arg function
31735         references float args.
31736
31737 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
31738
31739         * doc/cfg.texi: Remove "See" before @ref.
31740         * doc/invoke.texi: Likewise.
31741
31742 2011-03-05  Jason Merrill  <jason@redhat.com>
31743
31744         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
31745
31746 2011-03-05  Anthony Green  <green@moxielogic.com>
31747
31748         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
31749
31750 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
31751
31752         PR rtl-optimization/47899
31753         * cfgloopmanip.c (fix_bb_placements): Fix first argument
31754         to flow_loop_nested_p when moving the loop upward.
31755
31756 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
31757
31758         PR target/47719
31759         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
31760
31761 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
31762
31763         PR tree-optimization/47967
31764         * ipa-cp.c (build_const_val): Return NULL instead of creating
31765         VIEW_CONVERT_EXPR for mismatching sizes.
31766         (ipcp_create_replace_map): Return NULL if build_const_val failed.
31767         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
31768         give up on versioning.
31769
31770 2011-03-05  Alan Modra  <amodra@gmail.com>
31771
31772         PR target/47986
31773         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
31774         full cmodel medium/large lo_sum + high addresses.
31775
31776 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31777
31778         * config/s390/s390.c (s390_decompose_address): Reject non-literal
31779         pool references in UNSPEC_LTREL_OFFSET.
31780
31781 2011-03-04  Jan Hubicka  <jh@suse.cz>
31782
31783         PR lto/47497
31784         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
31785         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
31786         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
31787         Add node pointers.
31788         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
31789         cgraph_add_thunk): Add node pointers.
31790         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
31791         associated to right node.
31792         (input_node): Update use of cgraph_same_body_alias
31793         and cgraph_add_thunk.
31794
31795 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
31796
31797         * config/i386/i386.opt (mprefer-avx128): New flag.
31798         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
31799         modes when the flag -mprefer-avx128 is on.
31800
31801 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
31802
31803         * dwarf2out.c (compare_loc_operands): Fix address handling.
31804
31805 2011-03-04  Alan Modra  <amodra@gmail.com>
31806
31807         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
31808
31809 2011-03-04  Richard Guenther  <rguenther@suse.de>
31810
31811         PR middle-end/47968
31812         * expmed.c (extract_bit_field_1): Prefer vector modes that
31813         vec_extract patterns can handle.
31814
31815 2011-03-04  Richard Guenther  <rguenther@suse.de>
31816
31817         PR middle-end/47975
31818         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
31819
31820 2011-03-04  Richard Henderson  <rth@redhat.com>
31821
31822         * explow.c (emit_stack_save): Remove 'after' parameter.
31823         (emit_stack_restore): Likewise.
31824         * expr.h: Update to match.
31825         * builtins.c, calls.c, stmt.c: Likewise.
31826         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
31827         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
31828         * function.c (expand_function_end): Insert the emit_stack_save
31829         sequence before parm_birth_insn instead of after.
31830
31831 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
31832
31833         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
31834         (ssse3_pmaddubsw128): Ditto.
31835         (ssse3_pmaddubsw): Ditto.
31836
31837 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
31838
31839         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
31840
31841 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
31842
31843         PR c/47963
31844         * gimplify.c (omp_add_variable): Only call omp_notice_variable
31845         on TYPE_SIZE_UNIT if it is a DECL.
31846
31847         PR debug/47283
31848         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
31849         first operand is not is_gimple_mem_ref_addr, try to fold it.
31850         If the operand still isn't is_gimple_mem_ref_addr, clear
31851         MEM_EXPR on op0.
31852
31853 2011-03-03  Richard Guenther  <rguenther@suse.de>
31854
31855         PR middle-end/47283
31856         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
31857         match comment.
31858         (refs_may_alias_p_1): For release branches return true if
31859         we are confused by our input.
31860
31861 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31862
31863         * config/s390/s390.c (s390_function_value): Rename to ...
31864         (s390_function_and_libcall_value): ... this.
31865         (s390_function_value): New function.
31866         (s390_libcall_value): New function.
31867         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
31868         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
31869         target macro definitions.
31870         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
31871
31872 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
31873
31874         * config/i386/freebsd64.h (CC1_SPEC): Define.
31875         * config/i386/linux64.h (CC1_SPEC): Define.
31876         * config/i386/x86-64.h (CC1_SPEC): Don't define.
31877
31878 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
31879
31880         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
31881         Remove.
31882         * config/stormy16/stormy16.c: Include reload.h.
31883         (xstormy16_memory_move_cost): New function.
31884         (TARGET_MEMORY_MOVE_COST): Define.
31885
31886 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
31887
31888         PR rtl-optimization/47925
31889         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
31890         with side effects.  Remove the more-specific check for volatile asms.
31891
31892 2011-03-02  Alan Modra  <amodra@gmail.com>
31893
31894         PR target/47935
31895         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
31896         toc relative addresses for valid offsets.
31897
31898 2011-03-01  Richard Guenther  <rguenther@suse.de>
31899
31900         PR tree-optimization/47890
31901         * tree-vect-loop.c (get_initial_def_for_induction): Set
31902         related stmt properly.
31903
31904 2011-03-01  Richard Guenther  <rguenther@suse.de>
31905
31906         PR lto/47924
31907         * lto-streamer.c (lto_record_common_node): Also register
31908         the canonical type.
31909
31910 2011-03-01  Richard Guenther  <rguenther@suse.de>
31911
31912         PR lto/46911
31913         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
31914         Do not stream DECL_ABSTRACT_ORIGIN.
31915         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
31916         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31917         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
31918         Do not stream DECL_ABSTRACT_ORIGIN.
31919         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
31920         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31921
31922 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
31923
31924         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
31925         FUNCTION_VALUE_REGNO_P): Remove.
31926         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
31927         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
31928         Add 'outgoing' argument.
31929         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
31930         function.
31931         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
31932         TARGET_FUNCTION_VALUE_REGNO_P): Define.
31933
31934 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
31935
31936         PR debug/28047
31937         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
31938         (lookup_filename): Likewise.
31939         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
31940
31941 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
31942             Jakub Jelinek  <jakub@redhat.com>
31943
31944         PR middle-end/47893
31945         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
31946         (assign_stack_local_1): Change last argument type to int.
31947         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
31948         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
31949         don't record padding space into frame_space_list nor use those areas.
31950         (assign_stack_local): Adjust caller.
31951         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
31952         of assign_stack_local, pass 0 as last argument.
31953         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
31954         callers.
31955
31956 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
31957
31958         PR debug/47283
31959         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
31960         Use target address_mode and pointer_mode hooks instead of hardcoded
31961         Pmode and ptr_mode.  Handle some simple cases of extending if
31962         POINTERS_EXTEND_UNSIGNED < 0.
31963         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
31964         Call convert_debug_memory_address.
31965         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
31966         convert_debug_memory_address.
31967
31968         PR middle-end/46790
31969         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
31970         * configure: Regenerated.
31971         * config.in: Regenerated.
31972         * varasm.c (default_function_section): Return NULL
31973         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
31974
31975 2011-02-28  Martin Jambor  <mjambor@suse.cz>
31976
31977         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
31978         the description to match the printed values.
31979
31980 2011-02-28  Richard Guenther  <rguenther@suse.de>
31981
31982         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
31983         of the copied scope tree.
31984
31985 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31986
31987         * doc/extend.texi (Function Attributes): Avoid deeply (and
31988         wrongly) nested tables.
31989
31990 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
31991
31992         PR middle-end/47903
31993         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
31994         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
31995         r isn't op0 nor op1.
31996
31997 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
31998
31999         * config/avr/avr.md: Remove magic comment for emacs.
32000
32001 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
32002
32003         PR target/45261
32004         * config/avr/avr.c (avr_option_override): Use error on bad options.
32005         (avr_help): New function.
32006         (TARGET_HELP): Define.
32007
32008 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
32009
32010         PR target/42240
32011         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
32012         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
32013
32014 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
32015
32016         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
32017         (ARM Options): Ditto.
32018         (i386 and x86-64 Options): Ditto.
32019         (RX Options): Ditto.
32020         (SPARC Options): Ditto.
32021
32022 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
32023
32024         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
32025         FreeBSD 6 and later.  Generally use cpu generic.
32026
32027 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
32028
32029         * doc/cpp.texi: Update copyright years.
32030
32031 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
32032
32033         PR target/46898
32034         * config/lm32/lm32.md (ashrsi3): Added needed variable.
32035
32036 2011-02-25  Jon Beniston  <jon@beniston.com>
32037
32038         PR target/46898
32039         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
32040         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
32041         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
32042         (lm32_block_move_inline): Add type cast to remove warning.
32043         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
32044         (gen_int_relational): Move declarations to start of function.
32045
32046 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
32047
32048         PR tree-optimization/45470
32049         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
32050         can throw internally only.
32051         * tree-vect-stmts.c (vectorizable_call): Likewise.
32052
32053 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
32054
32055         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
32056         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
32057         * config/stormy16/stormy16-protos.h
32058         (xstormy16_preferred_reload_class): Remove.
32059         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
32060         static. Change 'rclass' argument and return type to reg_class_t.
32061         (TARGET_PREFERRED_RELOAD_CLASS,
32062         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
32063
32064 2011-02-24  Richard Guenther  <rguenther@suse.de>
32065
32066         * lto-streamer-in.c (input_bb): Do not find referenced vars
32067         in debug statements.
32068
32069 2011-02-23  Jason Merrill  <jason@redhat.com>
32070
32071         * common.opt (fabi-version): Document v5 and v6.
32072
32073 2011-02-23  Richard Guenther  <rguenther@suse.de>
32074
32075         PR tree-optimization/47849
32076         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
32077
32078 2011-02-23  Jie Zhang  <jie@codesourcery.com>
32079
32080         * opts-common.c (decode_cmdline_option): Print empty string
32081         argument as "" in decoded->orig_option_with_args_text.
32082         * gcc.c (execute): Print empty string argument as ""
32083         in the verbose output.
32084         (do_spec_1): Keep empty string argument.
32085
32086 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
32087
32088         * config.gcc: Declare score-* and crx-* obsolete.
32089
32090 2011-02-23  Jie Zhang  <jie@codesourcery.com>
32091
32092         PR rtl-optimization/47763
32093         * web.c (web_main): Ignore naked clobber when replacing register.
32094
32095 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
32096
32097         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
32098         Remove.
32099
32100 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
32101
32102         PR doc/47848
32103         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
32104
32105 2011-02-22  Mike Stump  <mikestump@comcast.net>
32106
32107         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
32108         assembler.
32109         * configure: Regenerate.
32110
32111 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
32112
32113         PR rtl-optimization/46002
32114         * ira-color.c (update_copy_costs): Change class intersection
32115         test to reg_class_contents[] test of 'hard_regno'.
32116
32117 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
32118
32119         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
32120         than Driver option.
32121         * config/hpux11.opt (mt): Likewise.
32122         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
32123         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
32124         * config/vax/elf.opt (mno-asm-pic): Likewise.
32125         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
32126
32127 2011-02-21  Mike Stump  <mikestump@comcast.net>
32128
32129         PR target/47822
32130         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
32131         tree so we can get save the type.
32132         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
32133         for CFString instead of trying to use past the end of the builtins.
32134         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
32135         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
32136         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
32137         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
32138         Rename to darwin_builtin_cfstring.
32139         (darwin_init_cfstring_builtins): Return the built type.
32140
32141 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
32142
32143         PR target/47840
32144         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
32145         (_mm256_insert_epi64): Use _mm_insert_epi64.
32146
32147 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
32148
32149         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
32150         * config/stormy16/stormy16-protos.h
32151         (xstormy16_mode_dependent_address_p): Remove.
32152         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
32153         Make static. Change return type to bool. Change argument type to
32154         const_rtx. Remove dead code.
32155         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
32156
32157 2011-02-21  Richard Guenther  <rguenther@suse.de>
32158
32159         PR lto/47820
32160         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
32161         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
32162         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
32163         TUs context.
32164         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
32165         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
32166
32167 2011-02-20  Richard Guenther  <rguenther@suse.de>
32168
32169         PR lto/47822
32170         * tree.c (free_lang_data_in_decl): Clean builtins from
32171         the TU decl BLOCK_VARS.
32172
32173 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
32174
32175         PR debug/47620
32176         PR debug/47630
32177         * haifa-sched.c (fix_tick_ready): Skip tick computation
32178         for debug insns.
32179
32180 2011-02-19  Richard Guenther  <rguenther@suse.de>
32181
32182         PR lto/47647
32183         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
32184         Remove lazy BLOCK_VARS streaming.
32185         (lto_input_ts_block_tree_pointers): Likewise.
32186         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
32187
32188 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
32189
32190         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
32191
32192 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
32193
32194         * config/i386/biarch32.h, config/i386/mach.h,
32195         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
32196
32197 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
32198
32199         PR target/47800
32200         * config/i386/i386.md (peephole2 for shift and plus): Use
32201         operands[1] original mode in the first insn.
32202
32203 2011-02-18  Mike Stump  <mikestump@comcast.net>
32204
32205         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
32206
32207 2011-02-18  Jan Hubicka  <jh@suse.cz>
32208
32209         PR middle-end/47788
32210         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
32211         to zero when the function is not inlinable at all.
32212
32213 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32214
32215         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
32216         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
32217         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
32218         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
32219         * config/pa/t-pa64: Likewise.
32220         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
32221
32222 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
32223
32224         PR driver/47787
32225         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
32226
32227 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32228
32229         PR target/47792
32230         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
32231
32232 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
32233
32234         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
32235         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
32236         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
32237         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
32238         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
32239         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
32240         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
32241         m32r_load_postinc_p, m32r_store_preinc_predec_p,
32242         m32r_legitimate_address_p): New functions.
32243         * config/m32r/constraints.md (constraint "S"): Don't use
32244         STORE_PREINC_PREDEC_P.
32245         (constraint "U"): Don't use LOAD_POSTINC_P.
32246
32247 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
32248
32249         PR rtl-optimization/46178
32250         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
32251         compute ira_hard_regno_cover_class[].
32252
32253 2011-02-18  Richard Guenther  <rguenther@suse.de>
32254
32255         PR lto/47798
32256         * lto-streamer.h (lto_global_var_decls): Declare.
32257         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
32258         statics for global var processing.
32259
32260 2011-02-18  Richard Guenther  <rguenther@suse.de>
32261
32262         PR tree-optimization/47737
32263         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
32264         edge dominance check.
32265
32266 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
32267
32268         PR debug/47780
32269         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
32270         avoid invalid rtx sharing.
32271
32272 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
32273
32274         * doc/cpp.texi (Obsolete Features): Add background on the
32275         origin of assertions.
32276
32277 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
32278
32279         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
32280         objc_abi == 2.
32281         * config/darwin.c (output_objc_section_asm_op): Added support for
32282         ABI v1 and v2.
32283         (is_objc_metadata): New.
32284         (darwin_objc2_section): New.
32285         (darwin_objc1_section): New.
32286         (machopic_select_section): Added support for ABI v1 and v2.
32287         (darwin_emit_objc_zeroed): New.
32288         (darwin_output_aligned_bss): Detect objc metadata and treat it
32289         appropriately.
32290         (darwin_asm_output_aligned_decl_common): Same.
32291         (darwin_asm_output_aligned_decl_local): Same.
32292         * config/darwin-sections.def: Updated for ABI v1 and v2.
32293         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
32294         compiling Objective-C code for the NeXT runtime, default to using
32295         ABI version 0 for 32-bit, and version 2 for 64-bit.
32296
32297 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
32298
32299         * common.opt (optimize_fast): New Variable.
32300         * opts.c (default_options_optimization): Use opts->x_optimize_fast
32301         instead of local variable ofast.
32302
32303 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
32304
32305         * doc/invoke.texi (fobjc-abi-version): Documented.
32306         (fobjc-nilcheck): Documented.
32307         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
32308         version.
32309
32310 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
32311
32312         PR driver/47390
32313         * common.opt (export-dynamic): New Driver option.
32314         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
32315
32316 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
32317
32318         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
32319
32320 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
32321             Jan Hubicka  <jh@suse.cz>
32322
32323         PR debug/47106
32324         PR debug/47402
32325         * cfgexpand.c (account_used_vars_for_block): Remove.
32326         (estimated_stack_frame_size): Use referenced vars.
32327         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
32328         that were referenced in the original function.  Test src_fn
32329         rather than cfun.  Drop redundant get_var_ann.
32330         (setup_one_parameter): Drop redundant get_var_ann.
32331         (declare_return_variable): Likewise.
32332         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
32333         (copy_arguments_for_versioning): Drop redundant get_var_ann.
32334         * ipa-inline.c (compute_inline_parameters): Do not compute
32335         disregard_inline_limits here.
32336         (compute_inlinable_for_current, pass_inlinable): New.
32337         (pass_inline_parameters): Require PROP_referenced_vars.
32338         * cgraphunit.c (cgraph_process_new_functions): Don't run
32339         compute_inline_parameters explicitly unless function is in SSA form.
32340         (cgraph_analyze_function): Set .disregard_inline_limits.
32341         * tree-sra.c (convert_callers): Compute inliner parameters
32342         only for functions already in SSA form.
32343
32344 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
32345
32346         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
32347         -mlittle-endian-data.
32348
32349 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
32350
32351         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
32352         -mno-fpu, not -fpu and -no-fpu.
32353         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
32354         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
32355
32356 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
32357
32358         PR target/43653
32359         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
32360         input reload with PLUS RTX.
32361
32362 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
32363
32364         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
32365         of InverseVar(MDMX).
32366
32367 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
32368
32369         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
32370         --m4-340.
32371
32372 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
32373
32374         * config/mn10300/mn10300.opt (mno-crt0): New.
32375
32376 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
32377
32378         * config/m68k/uclinux.opt (static-libc): New Driver option.
32379
32380 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
32381
32382         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
32383
32384 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
32385
32386         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
32387         %{muser-extend-enabled}.
32388
32389 2011-02-16  Richard Guenther  <rguenther@suse.de>
32390
32391         PR tree-optimization/47738
32392         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
32393         the TODO from tree_predictive_commoning.
32394
32395 2011-02-15  Jeff Law  <law@redhat.com>
32396
32397         Revert
32398         2011-01-25  Jeff Law  <law@redhat.com>
32399
32400         PR rtl-optimization/37273
32401         * ira-costs.c (scan_one_insn): Detect constants living in memory and
32402         handle them like argument loads from stack slots.  Do not double
32403         count memory for memory constants and argument loads from stack slots.
32404
32405 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
32406
32407         PR target/47755
32408         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
32409         mode for vector constants.  Remove code that checks for TImode.
32410
32411 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
32412
32413         PR debug/47106
32414         PR debug/47402
32415         * cgraph.h (compute_inline_parameters): Return void.
32416         * ipa-inline.c (compute_inline_parameters): Adjust.
32417
32418 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
32419
32420         PR debug/47106
32421         PR debug/47402
32422         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
32423         rather than decl.
32424         * cfgexpand.c (estimated_stack_frame_size): Likewise.
32425         * ipa-inline.c (compute_inline_parameters): Adjust.
32426
32427 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
32428
32429         PR debug/47106
32430         PR debug/47402
32431         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
32432         Adjust all users.  Pass FN to...
32433         * tree-flow-inline.h (first_referenced_var): ... this.  Add
32434         fn argument.
32435         * ipa-struct-reorg.c: Adjust.
32436         * tree-dfa.c: Adjust.
32437         * tree-into-ssa.c: Adjust.
32438         * tree-sra.c: Adjust.
32439         * tree-ssa-alias.c: Adjust.
32440         * tree-ssa-live.c: Adjust.
32441         * tree-ssa.c: Adjust.
32442         * tree-ssanames.c: Adjust.
32443         * tree-tailcall.c: Adjust.
32444
32445 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
32446
32447         PR debug/47106
32448         PR debug/47402
32449         * tree-flow.h (referenced_var_lookup): Add fn parameter.
32450         Adjust all callers.
32451         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
32452         * tree-flow-inline.h: Adjust.
32453         * gimple-pretty-print.c: Adjust.
32454         * tree-into-ssa.c: Adjust.
32455         * tree-ssa.c: Adjust.
32456         * cfgexpand.c: Adjust.
32457
32458 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
32459
32460         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
32461         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32462         (EXTRA_CONSTRAINT): Delete.
32463         * config/iq2000/constraints.md: New file.
32464         * config/iq2000/iq2000.md: Include it.
32465         (define_insn ""): Delete.
32466         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
32467         unsupported constraint letters from patterns.
32468         (call_value, call_value_internal1): Likewise.
32469         (call_value_multiple_internal1): Likewise.
32470
32471 2011-02-15  Nick Clifton  <nickc@redhat.com>
32472
32473         * config/mn10300/mn10300.c: Include tm-constrs.h.
32474         (struct liw_data): New data structure describing an LIW candidate
32475         instruction.
32476         (extract_bundle): Use struct liw_data.  Allow small integer
32477         operands for some instructions.
32478         (check_liw_constraints): Use struct liw_data.  Remove swapped
32479         parameter.  Add comments describing the checks.  Fix bug when
32480         assigning the source of liw1 to the source of liw2.
32481         (liw_candidate): Delete.  Code moved into extract_bundle.
32482         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
32483         before swapping.
32484         * config/mn10300/predicates.md (liw_operand): New predicate.
32485         Allows registers and small integer constants.
32486         * config/mn10300/constraints.md (O): New constraint.  Accetps
32487         integers in the range -8 to +7 inclusive.
32488         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
32489         for moving a small integer into a register.  Give this alternative
32490         LIW attributes.
32491         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
32492         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
32493         using the J,K,L and M constraints,
32494         (liw): Remove SI mode on second operands to allow for HI and QI
32495         mode values.
32496         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
32497         instruction.
32498
32499 2011-02-15  Richard Guenther  <rguenther@suse.de>
32500
32501         PR tree-optimization/47743
32502         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
32503         for a non-type-compatible VN lookup bail out.
32504
32505 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
32506
32507         * config/fr30/constraints.md: New file.
32508         * config/fr30/fr30.md: Include it.
32509         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
32510         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32511         (EXTRA_CONSTRAINT): Delete.
32512
32513 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
32514
32515         * config/frv/constraints.md: New file.
32516         * config/frv/predicates.md: Include it.
32517         * config/frv/frv.c (reg_class_from_letter): Delete.
32518         (frv_option_override): Don't initialize it.
32519         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
32520         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
32521         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
32522         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
32523         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
32524         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32525         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
32526         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
32527         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
32528         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
32529         (REG_CLASS_FROM_CONSTRAINT): Delete.
32530
32531 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
32532
32533         PR middle-end/47581
32534         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
32535         if frame size is 0 in a leaf function.
32536
32537 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32538
32539         PR pch/14940
32540         * config/alpha/host-osf.c: New file.
32541         * config/alpha/x-osf: New file.
32542         * config.host (alpha*-dec-osf*): Use it.
32543
32544 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
32545
32546         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
32547         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
32548         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
32549         (rx_mode_dependent_address_p): ...this. Make static. Change argument
32550         type to const_rtx.
32551         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
32552
32553 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
32554
32555         * config/stormy16/constraints.md: New file.
32556         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
32557         Use satisfies_constraint_Q and satisfies_constraint_R.
32558         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
32559         Delete.
32560         (xstormy16_legitiamte_address_p): Declare.
32561         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
32562         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32563         (EXTRA_CONSTRAINT): Delete.
32564         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
32565         Un-staticize.
32566         (xstormy16_extra_constraint_p): Delete.
32567
32568 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
32569
32570         PR tree-optimization/46494
32571         * loop-unroll.c (split_edge_and_insert): Adjust comment.
32572         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
32573         (pass_rtl_loop_done): Add TODO_verify_flow.
32574         * fwprop.c (pass_rtl_fwprop): Likewise.
32575         * modulo-sched.c (pass_sms): Likewise.
32576         * tree-ssa-dom.c (pass_dominator): Likewise.
32577         * tree-ssa-loop-ch.c (pass_ch): Likewise.
32578         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
32579         (pass_tree_loop_done): Likewise.
32580         * tree-ssa-pre.c (execute_pre): Likewise.
32581         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
32582         * tree-ssa-sink.c (pass_sink_code): Likewise.
32583         * tree-vrp.c (pass_vrp): Likewise.
32584
32585 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
32586
32587         * config/v850/constraints.md: New file.
32588         * config/v850/v850.md: Include it.
32589         * config/v850/predicates.md (reg_or_0_operand): Use
32590         satisfies_constraint_G.
32591         (special_symbolref_operand): Use satisfies_constraint_K.
32592         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
32593         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
32594         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
32595         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
32596         (EXTRA_CONSTRAINT): Delete.
32597         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
32598         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
32599         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
32600
32601 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
32602
32603         PR target/47696
32604         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
32605         description.
32606
32607 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
32608
32609         * config/mcore/constraints.md: New file.
32610         * config/mcore/mcore.md: Include it.
32611         * config/mcore/mcore.c (reg_class_from_letter): Delete.
32612         * config/mcore/mcore.h (reg_class_from_letter): Delete.
32613         (REG_CLASS_FROM_LETTER): Delete.
32614         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
32615         insn_const_int_ok_for_constraint.
32616         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
32617         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
32618         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32619         (EXTRA_CONSTRAINT): Delete.
32620
32621 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32622
32623         PR ada/41929
32624         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
32625         (IS_SIGHANDLER): Define.
32626         (sparc64_is_sighandler): New function, split off from
32627         sparc64_fallback_frame_state.
32628         (sparc_is_sighandler): New function, split off from
32629         sparc_fallback_frame_state.
32630         (sparc64_fallback_frame_state): Merge with ...
32631         (sparc_fallback_frame_state): ... this into ...
32632         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
32633         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
32634         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
32635         stack instead of hardcoded offsets.
32636
32637 2011-02-14  Andriy Gapon  <avg@freebsd.org>
32638
32639         PR target/45808
32640         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
32641
32642 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
32643
32644         * configure: Regenerate.
32645
32646 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
32647
32648         PR driver/45731
32649         * gcc.c (asm_options): Correct spec matching --target-help.
32650
32651 2011-02-12  Martin Jambor  <mjambor@suse.cz>
32652
32653         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
32654         to gimple call error.
32655
32656 2011-02-12  Mike Stump  <mikestump@comcast.net>
32657
32658         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
32659         comments in backslash regions.
32660
32661 2011-02-12  Mike Stump  <mikestump@comcast.net>
32662             Jakub Jelinek  <jakub@redhat.com>
32663             Iain Sandoe  <iains@gcc.gnu.org>
32664
32665         PR target/47324
32666         * dwarf2out.c (output_cfa_loc): When required, apply the
32667         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
32668         (output_loc_sequence): Likewise.
32669         (output_loc_operands_raw): Likewise.
32670         (output_loc_sequence_raw): Likewise.
32671         (output_cfa_loc): Likewise.
32672         (output_loc_list): Suppress register number adjustment when
32673         calling output_loc_sequence()
32674         (output_die): Likewise.
32675
32676 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
32677
32678         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
32679         Remove macros.
32680         * config/xtensa/xtensa.c (xtensa_register_move_cost,
32681         xtensa_memory_move_cost): New functions.
32682         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
32683
32684 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
32685
32686         PR lto/47225
32687         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
32688         in the current directory.
32689         * configure: Rebuilt.
32690
32691 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
32692
32693         * config/darwin.c (darwin_override_options): Add a hunk missed
32694         from the commit of r168571.  Trim comment line lengths and
32695         correct indents of the preceding block.
32696
32697 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
32698
32699         * gcc.c (driver_handle_option): Concatenate the argument to -F with
32700         the switch.
32701
32702 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
32703
32704         * common.opt (nostartfiles): New Driver option.
32705
32706 2011-02-11  Xinliang David Li  <davidxl@google.com>
32707
32708         PR tree-optimization/47707
32709         * tree-chrec.c (convert_affine_scev): Keep type precision.
32710
32711 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
32712
32713         PR tree-optimization/47420
32714         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
32715
32716 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
32717
32718         PR rtl-optimization/47614
32719         * rtl.h (check_for_inc_dec): Declare.
32720         * dse.c (check_for_inc_dec): Externalize...
32721         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
32722         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
32723
32724 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
32725
32726         PR driver/47678
32727         * gcc.c (main): Do not compile inputs if there were errors in
32728         option handling.
32729         * opts-common.c (read_cmdline_option): Check for wrong language
32730         after other error checks.
32731
32732 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
32733
32734         * cgraph.c: Fix comment typos.
32735         * cgraph.h: Likewise.
32736         * cgraphunit.c: Likewise.
32737         * ipa-cp.c: Likewise.
32738         * ipa-inline.c: Likewise.
32739         * ipa-prop.c: Likewise.
32740         * ipa-pure-const.c: Likewise.
32741         * ipa-ref.c: Likewise.
32742         * ipa-reference.c: Likewise.
32743
32744 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
32745
32746         PR debug/47684
32747         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
32748
32749 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32750
32751         PR testsuite/47400
32752         * doc/sourcebuild.texi (Require Support): Document
32753         dg-require-ascii-locale.
32754
32755 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
32756
32757         * doc/lto.texi (Write summary): Fix missing parentheses.
32758
32759 2011-02-10  DJ Delorie  <dj@redhat.com>
32760
32761         * config/m32c/m32c.c (m32c_option_override): Disable
32762         -fcombine-stack-adjustments until flag value tracking and compare
32763         optimization can be rewritten.
32764
32765 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
32766
32767         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
32768         PROCESSOR_POWER7.
32769         (PROCESSOR_DEFAULT64): Likewise.
32770
32771 2011-02-10  Richard Henderson  <rth@redhat.com>
32772
32773         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
32774         change from 2011-02-03.
32775         * config/rx/rx.c (flags_from_code): Likewise.
32776         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
32777         is valid, n/pz otherwise.
32778         (rx_select_cc_mode): Return CCmode if Y is not zero.
32779
32780 2011-02-10  Richard Guenther  <rguenther@suse.de>
32781
32782         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
32783
32784 2011-02-10  Richard Guenther  <rguenther@suse.de>
32785
32786         PR tree-optimization/47677
32787         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
32788
32789 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
32790
32791         PR target/47665
32792         * combine.c (make_compound_operation): Only change shifts into
32793         multiplication for SCALAR_INT_MODE_P.
32794
32795 2011-02-10  Jie Zhang  <jie@codesourcery.com>
32796
32797         PR testsuite/47622
32798         Revert
32799         2011-02-05  Jie Zhang  <jie@codesourcery.com>
32800         PR debug/42631
32801         * web.c (entry_register): Don't clobber the number of the
32802         first uninitialized reference in used[].
32803
32804 2011-02-09  Richard Guenther  <rguenther@suse.de>
32805
32806         PR tree-optimization/47664
32807         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
32808         all edges again.
32809
32810 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
32811
32812         PR target/46481
32813         PR target/47032
32814         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
32815         PROCESSOR_POWER7.
32816         (PROCESSOR_DEFAULT64): Same.
32817         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
32818
32819 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32820
32821         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
32822
32823 2011-02-09  Martin Jambor  <mjambor@suse.cz>
32824
32825         PR middle-end/45505
32826         * tree-sra.c (struct access): New flags grp_scalar_read and
32827         grp_scalar_write.  Changed description of assignment read and write
32828         flags.
32829         (dump_access): Dump new flags, reorder all of them.
32830         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
32831         to detect multiple scalar reads.
32832         (analyze_access_subtree): Use the new scalar read write flags instead
32833         of the old flags.  Adjusted comments.
32834
32835 2011-02-08  DJ Delorie  <dj@redhat.com>
32836
32837         PR target/47548
32838         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
32839         patterns.
32840
32841 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32842
32843         * config/m68k/uclinux.opt: New.
32844         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
32845
32846 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32847
32848         * config/cris/elf.opt (sim): New Driver option.
32849
32850 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32851
32852         * config/xtensa/elf.opt: New.
32853         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
32854
32855 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32856
32857         * config/vax/elf.opt: New.
32858         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
32859
32860 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32861
32862         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
32863
32864 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32865
32866         * config/gnu-user.opt: New.
32867         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
32868         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
32869         *-*-uclinux*): Use gnu-user.opt.
32870
32871 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
32872
32873         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
32874         * config/i386/gnu.h (CPP_SPEC): Likewise.
32875
32876 2011-02-08  Ian Lance Taylor  <iant@google.com>
32877
32878         * common.opt (fcx-limited-range): Add SetByCombined flag.
32879         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
32880         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
32881         (fassociative-math, freciprocal-math): Likewise.
32882         (funsafe-math-optimizations): Likewise.
32883         * opth-gen.awk: Handle SetByCombined.
32884         * optc-gen.awk: Likewise.
32885         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
32886         (set_unsafe_math_optimizations_flags): Likewise.
32887         * doc/options.texi (Option properties): Document SetByCombined.
32888
32889 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32890
32891         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
32892         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
32893         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
32894         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
32895         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
32896
32897 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
32898
32899         PR tree-optimization/46834
32900         PR tree-optimization/46994
32901         PR tree-optimization/46995
32902         * graphite-sese-to-poly.c (used_outside_reduction): New.
32903         (detect_commutative_reduction): Call used_outside_reduction.
32904         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
32905         translate_scalar_reduction_to_array only when at least one
32906         loop-phi/close-phi tuple has been detected.
32907
32908 2011-02-08  Richard Guenther  <rguenther@suse.de>
32909
32910         PR middle-end/47639
32911         * tree-vect-generic.c (expand_vector_operations_1): Update
32912         stmts here ...
32913         (expand_vector_operations): ... not here.  Cleanup EH info
32914         and the CFG if required.
32915
32916 2011-02-08  Richard Guenther  <rguenther@suse.de>
32917
32918         PR tree-optimization/47641
32919         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
32920         require type compatibility.
32921
32922 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
32923
32924         * gimple-low.c (lower_function_body): Don't remove the location of
32925         the return statement here.
32926         (lower_gimple_return): Do it here instead but only if the return
32927         statement is actually used twice.
32928
32929 2011-02-08  Richard Guenther  <rguenther@suse.de>
32930
32931         PR tree-optimization/47632
32932         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
32933         unused up_to_stmt parameter, return whether cfg-cleanup is
32934         necessary, remove EH info properly.
32935         (forward_propagate_into_gimple_cond): Adjust caller.
32936         (forward_propagate_into_cond): Likewise.
32937         (forward_propagate_comparison): Likewise.
32938         (tree_ssa_forward_propagate_single_use_vars): Make
32939         forward_propagate_comparison case similar to the two others.
32940
32941 2011-02-08  Nick Clifton  <nickc@redhat.com>
32942
32943         * config/mn10300/mn10300.opt (mliw): New command line option.
32944         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
32945         (liw_bundling): New automaton.
32946         (liw): New attribute.
32947         (liw_op): New attribute.
32948         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
32949         (movsi_internal): Add LIW attributes.
32950         (andsi3): Likewise.
32951         (iorsi3): Likewise.
32952         (xorsi3): Likewise.
32953         (addsi3): Separate register and immediate alternatives.
32954         Add LIW attributes.
32955         (subsi3): Likewise.
32956         (cmpsi): Likewise.
32957         (aslsi3): Likewise.
32958         (lshrsi3): Likewise.
32959         (ashrsi3): Likewise.
32960         (liw): New pattern.
32961         * config/mn10300/mn10300.c (liw_op_names): New
32962         (mn10300_print_operand): Handle 'W' operand descriptor.
32963         (extract_bundle): New function.
32964         (check_liw_constraints): New function.
32965         (liw_candidate): New function.
32966         (mn10300_bundle_liw): New function.
32967         (mn10300_reorg): New function.
32968         (TARGET_MACHINE_DEPENDENT_REORG): Define.
32969         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
32970         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
32971         __LIW__ or __NO_LIW__.
32972         * doc/invoke.texi: Describe the -mliw command line option.
32973
32974 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32975
32976         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
32977         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
32978         pthread_mutex_unlock): Remove.
32979         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
32980         * config/pa/t-pa64: Likewise.
32981         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
32982         shared libc if not linking against libpthread.
32983         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
32984
32985 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
32986
32987         PR target/47558
32988         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
32989         on 10.6 and later to ensure that we always use the unwinder from
32990         the system.  Only add -no_compact_unwind when tarteting darwin
32991         10.6 or later.
32992
32993 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
32994
32995         PR target/46997
32996         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
32997         (vec_interleave_lowv2sf): Ditto.
32998         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
32999         (vec_extract_oddv2sf): Ditto.
33000
33001 2011-02-07  Mike Stump  <mikestump@comcast.net>
33002
33003         PR target/42333
33004         Add __ieee_divdc3 entry point.
33005         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
33006         entry point.
33007         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
33008         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
33009         * config/darwin.c (darwin_rename_builtins): Add.
33010         * config/darwin-protos.h (darwin_rename_builtins): Add.
33011
33012 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
33013
33014         PR target/47636
33015         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
33016         for the condition.
33017
33018 2011-02-07  Mike Stump  <mikestump@comcast.net>
33019
33020         * config/darwin.opt (mmacosx-version-min): Update default OS version.
33021
33022 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
33023
33024         PR target/47534
33025         * config/avr/libgcc.S (exit): Move .endfunc
33026
33027 2011-02-07  Richard Guenther  <rguenther@suse.de>
33028
33029         PR tree-optimization/47615
33030         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
33031         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
33032         (run_scc_vn): Initialize it.
33033         (visit_reference_op_load): Use it.
33034         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
33035
33036 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33037
33038         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
33039         DImode trapping arithmetic libfuncs.
33040
33041 2011-02-07  Richard Guenther  <rguenther@suse.de>
33042
33043         PR tree-optimization/47621
33044         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
33045         two duplicates ...
33046         (execute_update_addresses_taken): ... here.  Make it more
33047         conservative in what we accept.
33048
33049 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
33050
33051         * config/sparc/freebsd.h (ASM_SPEC): Define.
33052         * config/sparc/vxworks.h (ASM_SPEC): Define.
33053
33054 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
33055
33056         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
33057
33058 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
33059
33060         * doc/invoke.texi: Remove reference to compiler internals from
33061         user documentation.
33062
33063         * reg-notes.def: Remove REG_VALUE_PROFILE.
33064         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
33065
33066 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
33067
33068         PR middle-end/47610
33069         * varasm.c (default_section_type_flags): If decl is NULL,
33070         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
33071
33072 2011-02-05  Jie Zhang  <jie@codesourcery.com>
33073
33074         PR debug/42631
33075         * web.c (entry_register): Don't clobber the number of the
33076         first uninitialized reference in used[].
33077
33078 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
33079
33080         PR tree-optimization/46194
33081         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
33082         (build_classic_dist_vector_1): Do not represent classic distance
33083         vectors when the access functions are variating in different loops.
33084
33085 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
33086
33087         * config/mips/iris6.opt: New.
33088         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
33089
33090 2011-02-04  Richard Henderson  <rth@redhat.com>
33091             Steve Ellcey  <sje@cup.hp.com>
33092
33093         PR target/46997
33094         * config/ia64/predicates.md (mux1_brcst_element): New.
33095         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
33096         * config/ia64/ia64.c (ia64_unpack_assemble): New.
33097         (ia64_unpack_sign): New.
33098         (ia64_expand_unpack): Rewrite using new routines.
33099         (ia64_expand_widen_sum): Ditto.
33100         (ia64_expand_dot_prod_v8qi): Ditto.
33101         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
33102         routines, add endian check.
33103         (pmpy2_even): Rename from pmpy2_r, add endian check.
33104         (pmpy2_odd): Rename from pmpy2_l, add endian check.
33105         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
33106         (vec_widen_smult_hi_v4hi): Ditto.
33107         (vec_widen_umult_lo_v4hi): Ditto.
33108         (vec_widen_umult_hi_v4hi): Ditto.
33109         (mulv2si3): Change endian checks.
33110         (sdot_prodv4hi): Rewrite with new calls.
33111         (udot_prodv4hi): New.
33112         (vec_pack_ssat_v4hi): Add endian check.
33113         (vec_pack_usat_v4hi): Ditto.
33114         (vec_pack_ssat_v2si): Ditto.
33115         (max1_even): Rename from max1_r, add endian check.
33116         (max1_odd): Rename from max1_l, add endian check.
33117         (*mux1_rev): Format change.
33118         (*mux1_mix): Ditto.
33119         (*mux1_shuf): Ditto.
33120         (*mux1_alt): Ditto.
33121         (*mux1_brcst_v8qi): Use new predicate.
33122         (vec_extract_evenv8qi): Remove endian check.
33123         (vec_extract_oddv8qi): Ditto.
33124         (vec_interleave_lowv4hi): Format change.
33125         (vec_interleave_highv4hi): Ditto.
33126         (mix2_even): Rename from mix2_r, add endian check.
33127         (mix2_odd): Rename from mux2_l, add endian check.
33128         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
33129         (vec_extract_evenodd_helper): Format change.
33130         (vec_extract_evenv4hi): Remove endian check.
33131         (vec_extract_oddv4hi): Remove endian check.
33132         (vec_interleave_lowv2si): Format change.
33133         (vec_interleave_highv2si): Format change.
33134         (vec_initv2si): Remove endian check.
33135         (vecinit_v2si): Add endian check.
33136         (reduc_splus_v2sf): Add endian check.
33137         (reduc_smax_v2sf): Ditto.
33138         (reduc_smin_v2sf): Ditto.
33139         (vec_initv2sf): Remove endian check.
33140         (fpack): Add endian check.
33141         (fswap): Add endian check.
33142         (vec_interleave_highv2sf): Add endian check.
33143         (vec_interleave_lowv2sf): Add endian check.
33144         (fmix_lr): Add endian check.
33145         (vec_setv2sf): Format change.
33146         (*vec_extractv2sf_0_be): Use shift to extract operand.
33147         (*vec_extractv2sf_1_be): New.
33148         (vec_pack_trunc_v4hi): Add endian check.
33149         (vec_pack_trunc_v2si): Format change.
33150
33151 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
33152
33153         PR inline-asm/23200
33154         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
33155         do bb, locus and block comparison and disallow loads if it is not set.
33156         (stmt_is_replaceable_p): New function.
33157         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
33158         callers.
33159         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
33160         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
33161         SSA_NAME_DEF_STMT.
33162         * tree-flow.h (stmt_is_replaceable_p): New prototype.
33163
33164 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
33165
33166         * config/rs6000/xilinx.opt: New.
33167         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
33168
33169 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
33170
33171         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
33172
33173 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
33174
33175         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
33176         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
33177         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
33178         secondary_reload_info, xtensa_secondary_reload): Remove.
33179         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
33180         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
33181         (xtensa_preferred_reload_class): Make static. Change return and
33182         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
33183         Use CONST_DOUBLE_P predicate.
33184         (xtensa_preferred_output_reload_class): New function.
33185         (xtensa_secondary_reload): Make static.
33186
33187 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
33188
33189         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
33190         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
33191         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
33192
33193 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
33194
33195         PR middle-end/31490
33196         * output.h (SECTION_RELRO): Define.
33197         (SECTION_MACH_DEP): Adjust.
33198         (get_variable_section): New prototype.
33199         * varpool.c (varpool_finalize_named_section_flags): New function.
33200         (varpool_assemble_pending_decls): Call it.
33201         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
33202         * cgraphunit.c (cgraph_output_in_order): Call
33203         varpool_finalize_named_section_flags.
33204         * varasm.c (get_section): Allow section flags conflicts between
33205         relro and read-only sections if the section hasn't been declared yet.
33206         Set SECTION_OVERRIDE after diagnosing section type conflict.
33207         (get_variable_section): No longer static.
33208         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
33209         readonly sections that need relocations.
33210         (decl_readonly_section_1): New function.
33211         (decl_readonly_section): Use it.
33212
33213         Revert:
33214         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
33215                     Steve Ellcey  <sje@cup.hp.com>
33216
33217         PR middle-end/31490
33218         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
33219         if section attribute used.
33220
33221 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
33222
33223         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
33224         * config/darwin.c (SECTION_NO_ANCHOR): Define.
33225         (darwin_init_sections): Remove assertion.
33226
33227 2011-02-03  Nick Clifton  <nickc@redhat.com>
33228
33229         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
33230         lt and ge.
33231         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
33232         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
33233         instead of "n" and "pz".
33234         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
33235         CC_FLAG_S.
33236
33237 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
33238
33239         PR target/47312
33240         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
33241         fma, expand FMA_EXPR as fma{,f,l} call.
33242
33243         PR lto/47274
33244         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
33245         copy them into a unsigned char variable and pass address of it to
33246         lto_output_data_stream.
33247
33248         PR target/47564
33249         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
33250         around backend_init_target and lang_dependent_init_target calls.
33251         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
33252         (verify_cgraph_node): Don't call set_cfun here.  Use
33253         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
33254         Set error_found for incorrectly represented calls to thunks.
33255
33256 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
33257
33258         PR debug/43092
33259         PR rtl-optimization/43494
33260         * rtl.h (for_each_inc_dec_fn): New type.
33261         (for_each_inc_dec): Declare.
33262         * rtlanal.c (struct for_each_inc_dec_ops): New type.
33263         (for_each_inc_dec_find_inc_dec): New fn.
33264         (for_each_inc_dec_find_mem): New fn.
33265         (for_each_inc_dec): New fn.
33266         * dse.c (struct insn_size): Remove.
33267         (replace_inc_dec, replace_inc_dec_mem): Remove.
33268         (emit_inc_dec_insn_before): New fn.
33269         (check_for_inc_dec): Use it, along with for_each_inc_dec.
33270         (canon_address): Pass mem modes to cselib_lookup.
33271         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
33272         (cselib_lookup_from_insn): Likewise.
33273         (cselib_subst_to_values): Likewise.
33274         * cselib.c (find_slot_memmode): New var.
33275         (cselib_find_slot): New fn.  Use it instead of
33276         htab_find_slot_with_hash everywhere.
33277         (entry_and_rtx_equal_p): Use find_slot_memmode.
33278         (autoinc_split): New fn.
33279         (rtx_equal_for_cselib_p): Rename and implement in terms of...
33280         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
33281         Deal with autoinc.  Special-case recursion into MEMs.
33282         (cselib_hash_rtx): Likewise.
33283         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
33284         address and MEM modes.
33285         (cselib_subst_to_values): Add memmode, pass it on.
33286         Deal with autoinc.
33287         (cselib_lookup): Add memmode argument, pass it on.
33288         (cselib_lookup_from_insn): Add memmode.
33289         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
33290         (struct cselib_record_autoinc_data): New.
33291         (cselib_record_autoinc_cb): New fn.
33292         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
33293         mode to cselib_lookup.  Reset autoinced REGs here instead of...
33294         (cselib_process_insn): ... here.
33295         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
33296         to cselib_lookup.
33297         (add_uses): Likewise, also to cselib_subst_to_values.
33298         (add_stores): Likewise.
33299         * sched-deps.c (add_insn_mem_dependence): Pass mode to
33300         cselib_subst_to_values.
33301         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
33302         * gcse.c (do_local_cprop): Adjusted.
33303         * postreload.c (reload_cse_simplify_set): Adjusted.
33304         (reload_cse_simplify_operands): Adjusted.
33305         * sel-sched-dump (debug_mem_addr_value): Pass mode.
33306
33307 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
33308
33309         PR tree-optimization/45122
33310         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
33311         unsafe assumptions when there's more than one loop exit.
33312
33313 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
33314
33315         PR target/47272
33316         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
33317         Document using vector double with the load/store builtins, and
33318         that the load/store builtins always use Altivec instructions.
33319
33320         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
33321         to use altivec memory instructions, even on VSX.
33322         (vector_altivec_store_<mode>): Ditto.
33323
33324         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
33325         function.
33326
33327         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
33328         V2DF, V2DI support to load/store overloaded builtins.
33329
33330         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
33331         altivec load/store builtins for V2DF/V2DI types.
33332
33333         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
33334         set avoid indexed addresses on power6 if -maltivec.
33335         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
33336         vector_altivec_load/vector_altivec_store builtins.
33337         (altivec_expand_st_builtin): Ditto.
33338         (altivec_expand_builtin): Add VSX memory builtins.
33339         (rs6000_init_builtins): Add V2DI types to internal types.
33340         (altivec_init_builtins): Add support for V2DF/V2DI altivec
33341         load/store builtins.
33342         (rs6000_address_for_altivec): Insure memory address is appropriate
33343         for Altivec.
33344
33345         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
33346         vec_vsx_ld and vec_vsx_st.
33347         (vsx_store_<mode>): Ditto.
33348
33349         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
33350         variables to hold long long types for VSX vector memory builtins.
33351         (RS6000_BTI_unsigned_long_long): Ditto.
33352         (long_long_integer_type_internal_node): Ditti.
33353         (long_long_unsigned_type_internal_node): Ditti.
33354
33355         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
33356         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
33357         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
33358
33359         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
33360         short cuts.
33361         (vec_vsx_st): Ditto.
33362
33363 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
33364
33365         * config/pa/pa-hpux10.opt: New.
33366         * config/hpux11.opt (pthread): New Driver option.
33367         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
33368         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
33369
33370 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
33371
33372         * config/ia64/vms.opt: New.
33373         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
33374
33375 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
33376
33377         PR target/47580
33378         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
33379         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
33380         generator functions.
33381         (vsx_floatuns<VSi><mode>2): Ditto.
33382         (vsx_fix_trunc<mode><VSi>2): Ditto.
33383         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
33384
33385 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
33386
33387         * config/i386/djgpp.opt (posix): New Driver option.
33388
33389 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
33390
33391         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
33392         Move to the unsupported targets list.
33393
33394 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
33395
33396         PR rtl-optimization/47525
33397         * df-scan.c: Update copyright years.
33398         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
33399         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
33400
33401 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33402
33403         * config/i386/sysv4.h (TARGET_VERSION): Remove.
33404         (SUBTARGET_RETURN_IN_MEMORY): Remove.
33405         (ASM_OUTPUT_ASCII): Remove.
33406         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
33407
33408 2011-02-02  Jeff Law  <law@redhat.com>
33409
33410         PR middle-end/47543
33411         * reload.c (find_reloads_address): Handle reg+d address where both
33412         components are invalid by reloading the entire address.
33413
33414 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
33415             Richard Guenther  <rguenther@suse.de>
33416
33417         PR tree-optimization/40979
33418         PR bootstrap/47044
33419         * passes.c (init_optimization_passes): After LIM call copy_prop
33420         and DCE to clean up.
33421         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
33422
33423 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
33424
33425         PR tree-optimization/47576
33426         PR tree-optimization/47555
33427         * doc/invoke.texi (scev-max-expr-complexity): Documented.
33428         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
33429         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
33430         * tree-scalar-evolution.c (follow_ssa_edge): Use
33431         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
33432
33433 2011-02-02  Richard Guenther  <rguenther@suse.de>
33434
33435         PR tree-optimization/47566
33436         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
33437
33438 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
33439
33440         PR debug/47106
33441         PR debug/47402
33442         * tree-inline.c (declare_return_variable): Remove unused caller
33443         variable.
33444
33445         PR debug/47106
33446         PR debug/47402
33447         * tree-flow-inline.h (clear_is_used, is_used_p): New.
33448         * cfgexpand.c (account_used_vars_for_block): Use them.
33449         * tree-nrv.c (tree_nrv): Likewise.
33450         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
33451         (dump_scope_block): Likewise.
33452         (remove_unused_locals): Likewise.
33453
33454         PR debug/47106
33455         PR debug/47402
33456         * tree-inline.c (declare_return_variable): Add result decl to
33457         local decls only once.
33458         * gimple-low.c (record_vars_into): Mark newly-created variables
33459         as referenced.
33460
33461 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
33462
33463         PR debug/47498
33464         PR debug/47501
33465         PR debug/45136
33466         PR debug/45130
33467         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33468         debug insns.
33469         (no_real_insns_p, schedule_block, set_priorities): Drop special
33470         treatment of boundary debug insns.
33471         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33472         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
33473         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33474         (BOUNDARY_DEBUG_INSN_P): Likewise.
33475         (SCHEDULE_DEBUG_INSN_P): Likewise.
33476         * sched-rgn.c (init_ready_list): Drop special treatment of
33477         boundary debug insns.
33478         * final.c (rest_of_clean_state): Clear notes' BB.
33479
33480 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33481
33482         * config/openbsd.opt (assert=): New Driver option.
33483
33484 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33485
33486         * config/i386/nto.opt: New.
33487         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
33488
33489 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33490
33491         * config/i386/netware.opt: New.
33492         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
33493
33494 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33495
33496         * config/interix.opt (posix): New Driver option.
33497
33498 2011-02-01  DJ Delorie  <dj@redhat.com>
33499
33500         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
33501
33502         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
33503         class for A0/A1.
33504
33505 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
33506
33507         PR tree-optimization/47561
33508         * toplev.c (process_options): Print the Graphite flags.  Add
33509         flag_loop_flatten to the list of options requiring Graphite.
33510
33511 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33512
33513         * config/i386/cygming.opt (posix): New Driver option.
33514
33515 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33516
33517         * config/arm/vxworks.opt: New.
33518         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
33519
33520 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33521
33522         * config/alpha/elf.opt: New.
33523         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
33524         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
33525
33526 2011-02-01  Richard Guenther  <rguenther@suse.de>
33527
33528         PR tree-optimization/47559
33529         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
33530         store-motion on references that can throw.
33531
33532 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
33533
33534         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
33535         * tree-pass.h (TDF_CSELIB): New macro.
33536         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
33537         cselib_lookup): Check for it rather than for TDF_DETAILS.
33538
33539 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
33540
33541         PR driver/47547
33542         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
33543         is HOST_BIT_BUCKET.
33544
33545         * opts.c (finish_options): Don't add x_aux_base_name if it is
33546         HOST_BIT_BUCKET.
33547
33548 2011-02-01  Richard Guenther  <rguenther@suse.de>
33549
33550         PR tree-optimization/47555
33551         Revert
33552         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
33553
33554         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
33555
33556 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
33557
33558         PR gcc/46692
33559         * config/lm32/t-lm32: Add multilib for all CPU options.
33560
33561 2011-02-01  Richard Guenther  <rguenther@suse.de>
33562
33563         PR tree-optimization/47541
33564         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
33565         sure to have a field at offset zero.
33566
33567 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
33568
33569         * config/arc/arc.opt (EB, EL): New Driver options.
33570
33571 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
33572
33573         * config/alpha/osf5.opt: New.
33574         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
33575
33576 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
33577
33578         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
33579
33580 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
33581
33582         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
33583         -floop-interchange.
33584         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
33585         is an alias of -floop-interchange and that it requires the
33586         Graphite infrastructure.
33587         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
33588         flag_loop_interchange based on the value of flag_tree_loop_linear.
33589
33590 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
33591             Richard Guenther  <rguenther@suse.de>
33592
33593         PR tree-optimization/47538
33594         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
33595         type instead of r1type, except for comparisons.  For right
33596         shifts and comparisons punt if there are mismatches in
33597         sizetype vs. non-sizetype types.
33598
33599 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33600
33601         * doc/sourcebuild.texi (Effective-Target Keywords): Document
33602         avx_runtime.
33603
33604 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33605
33606         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
33607         version number.
33608         * configure: Regenerate.
33609
33610 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33611
33612         * configure.ac (gcc_cv_ld_static_option): Define.
33613         (gcc_cv_ld_dynamic_option): Define.
33614         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
33615         instead.
33616         (HAVE_LD_STATIC_DYNAMIC): Update message.
33617         (LD_STATIC_OPTION): Define.
33618         (LD_DYNAMIC_OPTION): Define.
33619         * configure: Regenerate.
33620         * config.in: Regenerate.
33621         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
33622         HAVE_LD_STATIC_DYNAMIC]: Use them.
33623
33624 2011-01-31  Nick Clifton  <nickc@redhat.com>
33625
33626         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
33627         registers inside interrupt handlers if the handler is not a leaf
33628         function.
33629
33630 2011-01-31  Nick Clifton  <nickc@redhat.com>
33631
33632         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
33633         reg_renumber returning an INVALID_REGNUM.
33634
33635 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
33636
33637         PR libgcj/44341
33638         * doc/install.texi: Document host options discarded when cross
33639         configuring target libraries.
33640
33641 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
33642
33643         Reverted:
33644         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
33645         PR debug/45136
33646         PR debug/45130
33647         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33648         debug insns.
33649         (no_real_insns_p, schedule_block, set_priorities): Drop special
33650         treatment of boundary debug insns.
33651         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33652         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
33653         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33654         (BOUNDARY_DEBUG_INSN_P): Likewise.
33655         (SCHEDULE_DEBUG_INSN_P): Likewise.
33656         * sched-rgn.c (init_ready_list): Drop special treatment of
33657         boundary debug insns.
33658         * final.c (rest_of_clean-state): Clear notes' BB.
33659
33660 2011-01-31  Alan Modra  <amodra@gmail.com>
33661
33662         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
33663         toc relative expressions as we do in print_operand_address.
33664
33665 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
33666
33667         * doc/extend.texi: Follow spelling conventions.
33668         * doc/invoke.texi: Fix a typo.
33669
33670 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
33671
33672         * config/hpux11.opt: New.
33673         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
33674         ia64*-*-hpux*): Use hpux11.opt.
33675
33676 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
33677
33678         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
33679         to tmake_file.
33680
33681 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33682
33683         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
33684         support sites.
33685
33686 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33687
33688         * doc/install.texi (Binaries): Remove outdated reference for
33689         Motorola 68HC11/68HC12 downloads.
33690
33691 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33692
33693         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
33694         Drepper's paper.
33695
33696 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
33697
33698         PR bootstrap/47147
33699         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
33700         used by NetBSD.
33701
33702 2011-01-28  Ahmad Sharif  <asharif@google.com>
33703
33704         * value-prof.c (check_counter): Corrected error message.
33705
33706 2011-01-29  Jie Zhang  <jie@codesourcery.com>
33707
33708         * config/arm/arm.c (arm_legitimize_reload_address): New.
33709         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
33710         arm_legitimize_reload_address.
33711         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
33712
33713 2011-01-28  Ian Lance Taylor  <iant@google.com>
33714
33715         * godump.c (go_define): Ignore macros whose definitions include
33716         two adjacent operands.
33717
33718 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
33719
33720         PR target/42894
33721         * varasm.c (force_const_mem): Store copy of x in desc->constant
33722         instead of x itself.
33723         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
33724         itself into REG_EQUAL note.
33725
33726 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
33727
33728         * config/freebsd.opt (posix, rdynamic): New Driver options.
33729
33730 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33731
33732         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
33733         -Bstatic/-Bdynamic.
33734         * configure: Regenerate.
33735
33736 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
33737
33738         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
33739         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
33740
33741 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
33742
33743         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
33744         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
33745         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
33746         (s390_preferred_reload_class): Make static. Change return and
33747         'rclass' argument type to reg_class_t.
33748
33749 2011-01-27  Jan Hubicka  <jh@suse.cz>
33750
33751         PR middle-end/46949
33752         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
33753         (process_function_and_variable_attributes): Check defined weakrefs.
33754
33755 2011-01-27  Martin Jambor  <mjambor@suse.cz>
33756
33757         PR tree-optimization/47228
33758         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
33759         build_ref_for_offset.
33760
33761 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33762
33763         * config/spu/spu-elf.h (ASM_SPEC): Remove.
33764
33765 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
33766
33767         PR rtl-optimization/46856
33768         * postreload.c (reload_combine_recognize_const_pattern): Do not
33769         separate cc0 setter and user on cc0 targets.
33770
33771 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
33772
33773         PR c/43082
33774         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
33775         passed a VOID_TYPE expression, immediately emit an error and
33776         return error_mark_node.
33777
33778 2011-01-26  Jeff Law  <law@redhat.com>
33779
33780         PR rtl-optimization/47464
33781         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
33782         rather than may_trap_p as needed.
33783
33784 2011-01-26  DJ Delorie  <dj@redhat.com>
33785
33786         PR rtl-optimization/46878
33787         * combine.c (insn_a_feeds_b): Check for the implicit cc0
33788         setter/user dependency as well.
33789
33790 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
33791
33792         PR rtl-optimization/44469
33793         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
33794         after removing trivially dead basic blocks.
33795
33796 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33797
33798         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
33799         * config/frv/frv.h (LINK_SPEC): Likewise.
33800         * config/i386/netware.h (LINK_SPEC): Likewise.
33801         * config/m68k/linux.h (ASM_SPEC): Likewise.
33802         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
33803         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
33804         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33805         * config/sparc/linux.h (ASM_SPEC): Likewise.
33806         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33807         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33808
33809 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33810
33811         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
33812         * config/frv/frv.h (ASM_SPEC): Likewise.
33813         * config/m68k/linux.h (ASM_SPEC): Likewise.
33814         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
33815         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
33816         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33817         * config/sparc/linux.h (ASM_SPEC): Likewise.
33818         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33819         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33820
33821 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33822
33823         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
33824         * config/frv/frv.h (LINK_SPEC): Likewise.
33825         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
33826
33827 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33828
33829         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
33830         * config/frv/frv.h (ASM_SPEC): Likewise.
33831         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
33832         * config/m68k/linux.h (ASM_SPEC): Likewise.
33833         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
33834         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
33835         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33836         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
33837         * config/sparc/linux.h (ASM_SPEC): Likewise.
33838         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33839         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33840         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
33841
33842 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
33843
33844         PR target/46997
33845         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
33846         (*mux2): Ditto.
33847         (vec_extract_evenodd_help): Ditto.
33848         (vec_extract_evenv4hi): Ditto.
33849         (vec_extract_oddv4hi): Ditto.
33850         (vec_interleave_lowv2si): Ditto.
33851         (vec_interleave_highv2si): Ditto.
33852         (vec_extract_evenv2si): Ditto.
33853         (vec_extract_oddv2si: Ditto.
33854         (vec_pack_trunc_v2si): Ditto.
33855
33856 2011-01-22  Jan Hubicka  <jh@suse.cz>
33857
33858         PR target/47237
33859         * cgraph.h (cgraph_local_info): New field can_change_signature.
33860         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
33861         signature can change.
33862         (ipcp_estimate_growth): Call sequence simplify only if calle signature
33863         can change.
33864         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
33865         (cgraph_function_versioning): We can not change signature of functions
33866         that don't allow that.
33867         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
33868         (lto_input_node): Likewise.
33869         * ipa-inline.c (compute_inline_parameters): Compute
33870         local.can_change_signature.
33871         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
33872         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
33873         functions that can not change signature.
33874         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
33875         init_cumulative_args): Do not use local calling conventions
33876         for functions that can not change signature.
33877
33878 2011-01-22  Jan Hubicka  <jh@suse.cz>
33879
33880         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
33881
33882 2011-01-26  Richard Guenther  <rguenther@suse.de>
33883
33884         PR tree-optimization/47190
33885         * cgraphunit.c (process_common_attributes): New function.
33886         (process_function_and_variable_attributes): Use it.
33887
33888 2011-01-26  Richard Guenther  <rguenther@suse.de>
33889
33890         PR lto/47423
33891         * cgraphbuild.c (record_eh_tables): Record reference to personality
33892         function.
33893
33894 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
33895
33896         PR debug/45454
33897         * sel-sched.c (moveup_expr): Don't let debug insns prevent
33898         non-debug insns from moving up.
33899
33900 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
33901
33902         PR target/40125
33903         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
33904         t-dlldir{,-x} fragment for build and add it to tmake_file.
33905         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
33906         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
33907         * config/i386/t-dlldir: New file.
33908         (SHLIB_DLLDIR): Define.
33909         * config/i386/t-dlldir-x: New file.
33910         (SHLIB_DLLDIR): Define.
33911         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
33912         (SHLIB_INSTALL): Use it.
33913
33914 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
33915
33916         PR target/47246
33917         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
33918         lower bound of the allowed Thumb-2 coprocessor load/store
33919         index range to -256. Add explaining comment.
33920
33921 2011-01-25  Ian Lance Taylor  <iant@google.com>
33922
33923         * godump.c (go_define): Improve lexing of macro expansion to only
33924         accept expressions which match Go spec.
33925
33926 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
33927
33928         PR c++/43601
33929         * tree.c (handle_dll_attribute): Handle it.
33930         * doc/extend.texi (@item dllexport): Mention it.
33931         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
33932
33933 2011-01-25  Ian Lance Taylor  <iant@google.com>
33934
33935         PR tree-optimization/26854
33936         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
33937         (decl_jump_unsafe): Move higher in file, with no other change.
33938         (bind): Set has_jump_unsafe_decl if appropriate.
33939         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
33940         (check_earlier_gotos): Likewise.
33941         (c_check_switch_jump_warnings): Likewise.
33942
33943 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
33944
33945         * doc/invoke.texi (Warning Options): Add missing hyphen.
33946         (-fprofile-dir): Minor grammatical fixes.
33947         (-fbranch-probabilities): Likewise.
33948
33949 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
33950
33951         PR debug/45136
33952         PR debug/45130
33953         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33954         debug insns.
33955         (no_real_insns_p, schedule_block, set_priorities): Drop special
33956         treatment of boundary debug insns.
33957         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33958         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
33959         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33960         (BOUNDARY_DEBUG_INSN_P): Likewise.
33961         (SCHEDULE_DEBUG_INSN_P): Likewise.
33962         * sched-rgn.c (init_ready_list): Drop special treatment of
33963         boundary debug insns.
33964         * final.c (rest_of_clean-state): Clear notes' BB.
33965
33966 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33967
33968         * Makefile.in (LAMBDA_H): Removed.
33969         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
33970         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
33971         lambda-trans.o, and tree-loop-linear.o.
33972         (lto-symtab.o): Remove dependence on LAMBDA_H.
33973         (tree-loop-linear.o): Remove rule.
33974         (lambda-mat.o): Same.
33975         (lambda-trans.o): Same.
33976         (lambda-code.o): Same.
33977         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
33978         (tree-vect-slp.o): Same.
33979         * hwint.h (gcd): Moved here.
33980         (least_common_multiple): Same.
33981         * lambda-code.c: Removed.
33982         * lambda-mat.c: Removed.
33983         * lambda-trans.c: Removed.
33984         * lambda.h: Removed.
33985         * tree-loop-linear.c: Removed.
33986         * lto-symtab.c: Do not include lambda.h.
33987         * omega.c (gcd): Removed.
33988         * passes.c (init_optimization_passes): Remove pass_linear_transform.
33989         * tree-data-ref.c (print_lambda_vector): Moved here.
33990         (lambda_vector_copy): Same.
33991         (lambda_matrix_copy): Same.
33992         (lambda_matrix_id): Same.
33993         (lambda_vector_first_nz): Same.
33994         (lambda_matrix_row_add): Same.
33995         (lambda_matrix_row_exchange): Same.
33996         (lambda_vector_mult_const): Same.
33997         (lambda_vector_negate): Same.
33998         (lambda_matrix_row_negate): Same.
33999         (lambda_vector_equal): Same.
34000         (lambda_matrix_right_hermite): Same.
34001         * tree-data-ref.h: Do not include lambda.h.
34002         (lambda_vector): Moved here.
34003         (lambda_matrix): Same.
34004         (dependence_level): Same.
34005         (lambda_transform_legal_p): Removed declaration.
34006         (lambda_collect_parameters): Same.
34007         (lambda_compute_access_matrices): Same.
34008         (lambda_vector_gcd): Same.
34009         (lambda_vector_new): Same.
34010         (lambda_vector_clear): Same.
34011         (lambda_vector_lexico_pos): Same.
34012         (lambda_vector_zerop): Same.
34013         (lambda_matrix_new): Same.
34014         * tree-flow.h (least_common_multiple): Removed declaration.
34015         * tree-parloops.c (lambda_trans_matrix): Moved here.
34016         (LTM_MATRIX): Same.
34017         (LTM_ROWSIZE): Same.
34018         (LTM_COLSIZE): Same.
34019         (LTM_DENOMINATOR): Same.
34020         (lambda_trans_matrix_new): Same.
34021         (lambda_matrix_vector_mult): Same.
34022         (lambda_transform_legal_p): Same.
34023         * tree-pass.h (pass_linear_transform): Removed declaration.
34024         * tree-ssa-loop.c (tree_linear_transform): Removed.
34025         (gate_tree_linear_transform): Removed.
34026         (pass_linear_transform): Removed.
34027         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
34028         flag_loop_interchange.
34029
34030 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
34031
34032         PR tree-optimization/47265
34033         PR tree-optimization/47443
34034         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
34035         if name still has some uses.
34036
34037 2011-01-25  Martin Jambor  <mjambor@suse.cz>
34038
34039         PR tree-optimization/47382
34040         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
34041         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
34042
34043 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
34044
34045         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
34046         sjlj_except_unwind_info.
34047
34048 2011-01-25  Richard Guenther  <rguenther@suse.de>
34049
34050         PR tree-optimization/47426
34051         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
34052         visible functions results escape.
34053
34054 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
34055
34056         PR target/45701
34057         * config/arm/arm.c (any_sibcall_uses_r3): New function.
34058         (arm_get_frame_offsets): Use it.
34059
34060 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34061             Jakub Jelinek  <jakub@redhat.com>
34062
34063         PR tree-optimization/47271
34064         * tree-if-conv.c (bb_postdominates_preds): New.
34065         (if_convertible_bb_p): Call bb_postdominates_preds.
34066         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
34067         (predicate_scalar_phi): Call bb_postdominates_preds.
34068
34069 2011-01-25  Nick Clifton  <nickc@redhat.com>
34070
34071         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
34072         * config/rx/rx.c (rx_function_value): Likewise.
34073         (rx_promote_function_mode): Likewise.
34074         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
34075         in order to make it legitimate.
34076         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
34077         make sure that the first operand is the same as the result register.
34078         (addsi3_unspec): Delete.
34079         (subdi3): Do not accept immediate operands.
34080         (subdi3_internal): Likewise.
34081
34082 2011-01-25  Jeff Law  <law@redhat.com>
34083
34084         PR rtl-optimization/37273
34085         * ira-costs.c (scan_one_insn): Detect constants living in memory and
34086         handle them like argument loads from stack slots.  Do not double
34087         count memory for memory constants and argument loads from stack slots.
34088
34089 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
34090
34091         PR tree-optimization/47427
34092         PR tree-optimization/47428
34093         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
34094         coalesce if the new root var would be TREE_READONLY.
34095
34096 2011-01-25  Richard Guenther  <rguenther@suse.de>
34097
34098         PR middle-end/47414
34099         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
34100         correct type for TBAA.
34101
34102 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34103
34104         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
34105         (close_phi_written_to_memory): Call for_each_index with
34106         dr_indices_valid_in_loop.
34107
34108 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34109
34110         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
34111         when it is initialized.
34112
34113 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34114
34115         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
34116         call to graphite_find_data_references_in_stmt.
34117         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
34118         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
34119         call to graphite_find_data_references_in_stmt.
34120         (analyze_drs_in_stmts): Same.
34121         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
34122         in which the scalar analysis of indices is performed.
34123         (create_data_ref): Same.  Update call to dr_analyze_indices.
34124         (find_data_references_in_stmt): Update call to create_data_ref.
34125         (graphite_find_data_references_in_stmt): Same.
34126         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
34127         declaration.
34128         (create_data_ref): Same.
34129         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
34130         call to create_data_ref.
34131
34132 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34133
34134         * graphite-sese-to-poly.c (build_poly_scop): Move
34135         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
34136
34137 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34138
34139         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
34140         VAR_DECL, PARM_DECL, and RESULT_DECL.
34141
34142 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34143
34144         * graphite-dependences.c (reduction_dr_1): Allow several reductions
34145         in a reduction PBB.
34146         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
34147         that have already been marked as PBB_IS_REDUCTION.
34148
34149 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34150
34151         * graphite-scop-detection.c (same_close_phi_node): New.
34152         (remove_duplicate_close_phi): New.
34153         (make_close_phi_nodes_unique): New.
34154         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
34155
34156 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34157
34158         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
34159         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
34160         of both data references to be the same.
34161
34162 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34163
34164         * graphite-dependences.c (build_lexicographical_constraint): Remove
34165         the gdim parameter.
34166         (build_lexicographical_constraint): Adjust call to
34167         ppl_powerset_is_empty.
34168         (dependence_polyhedron): Same.
34169         (graphite_legal_transform_dr): Same.
34170         (graphite_carried_dependence_level_k): Same.
34171         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
34172         parameter.
34173         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
34174
34175 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34176
34177         * graphite-sese-to-poly.c
34178         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
34179         (close_phi_written_to_memory): New.
34180         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
34181         and unshare_expr.
34182
34183 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34184
34185         * doc/install.texi: Update the expected version number of PPL to 0.11.
34186         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
34187         #if PPL_VERSION_MINOR < 11.
34188
34189 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34190
34191         * graphite-dependences.c: Include graphite-cloog-util.h.
34192         (new_poly_ddr): Inlined into dependence_polyhedron.
34193         (free_poly_ddr): Moved close by new_poly_ddr.
34194         (dependence_polyhedron_1): Renamed dependence_polyhedron.
34195         Early return NULL when ppl_powerset_is_empty returns true.
34196         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
34197         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
34198         (graphite_legal_transform_dr): Call new_poly_ddr.
34199         (graphite_carried_dependence_level_k): Same.
34200         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
34201         (dot_transformed_deps_stmt_1): Removed.
34202         (dot_deps_stmt_1): Call dot_deps_stmt_2.
34203         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
34204         (dot_deps_1): Call dot_deps_2.
34205         * Makefile.in (graphite-dependences.o): Add missing dependence on
34206         graphite-cloog-util.h.
34207
34208 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34209
34210         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
34211         (build_lexicographical_constraint): Same.
34212         (dependence_polyhedron_1): Same.
34213         (graphite_legal_transform_dr): Same.
34214         (graphite_carried_dependence_level_k): Same.
34215         * graphite-ppl.c (ppl_powerset_is_empty): New.
34216         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
34217         * tree-data-ref.c (dump_data_reference): Print the basic block index.
34218
34219 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34220
34221         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
34222         the "a followed by b" relation and document it.
34223
34224 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34225
34226         * graphite-dependences.c (build_lexicographical_constraint): Stop the
34227         iteration when the bag of constraints is empty.
34228
34229 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34230
34231         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
34232
34233 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34234
34235         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
34236         nest and two loop depths as parameters.
34237         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
34238         lst_perfect_nestify.
34239
34240 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34241
34242         * graphite-dependences.c (print_pddr): Call
34243         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
34244
34245 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
34246
34247         * graphite-ppl.c (debug_gmp_value): New.
34248         * graphite-ppl.h (debug_gmp_value): Declared.
34249
34250 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
34251
34252         * doc/install.texi: Document availability of cloog-0.16.
34253
34254 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
34255
34256         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
34257         invalid postdominance info.
34258
34259 2011-01-24  Jan Hubicka  <jh@suse.cz>
34260
34261         PR c/21659
34262         * doc/extend.texi (weak pragma): Drop claim that it must
34263         appear before definition.
34264         * varasm.c (merge_weak, declare_weak): Only sanity check
34265         that DECL is not output at a time it is declared weak.
34266
34267 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
34268
34269         * machmode.def: Fixed comments.
34270
34271 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
34272
34273         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
34274
34275 2011-01-24  Paul Koning  <ni1d@arrl.net>
34276
34277         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
34278         WORDS_BIG_ENDIAN.
34279
34280 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
34281
34282         PR target/46519
34283         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
34284         (block_info): Add scanned and prev.
34285         (move_or_delete_vzeroupper_2): Return if the basic block
34286         has been scanned and the upper 128bit state is unchanged
34287         from the last scan.
34288         (move_or_delete_vzeroupper_1): Return true if the exit
34289         state is changed.
34290         (move_or_delete_vzeroupper): Visit basic blocks using the
34291         work-list based algorithm based on vt_find_locations in
34292         var-tracking.c.
34293
34294         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
34295
34296 2011-01-24  Nick Clifton  <nickc@redhat.com>
34297
34298         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
34299         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
34300         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
34301         then define __v850e1__.
34302         * doc/invoke.texi: Document -mv850es.
34303
34304 2011-01-24  Richard Henderson  <rth@redhat.com>
34305
34306         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
34307         compound unordered comparisons.
34308         * config/rx/rx.c (rx_split_fp_compare): Remove.
34309         * config/rx/rx-protos.h: Update.
34310         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
34311         (cbranchsf4): Don't call rx_split_fp_compare.
34312         (*cbranchsf4): Use rx_split_cbranch.
34313         (*cmpsf): Don't accept "i" constraint.
34314         (*conditional_branch): Only valid after reload.
34315         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
34316
34317 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
34318
34319         PR target/47385
34320         * config/rs6000/altivec.md (vector constant splitters): Add
34321         support for creating vector single precision constants if -mvsx is
34322         used and we would create the constant using Altivec primitives.
34323
34324 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
34325             Richard Sandiford  <rdsandiford@googlemail.com>
34326
34327         PR rtl-optimization/47166
34328         * reload1.c (emit_reload_insns): Disable the spill_reg_store
34329         mechanism for PRE_MODIFY and POST_MODIFY.
34330         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
34331         reloadreg.
34332
34333 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
34334
34335         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
34336
34337 2011-01-22  Jan Hubicka  <jh@suse.cz>
34338
34339         PR lto/47333
34340         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
34341
34342 2011-01-22  Jan Hubicka  <jh@suse.cz>
34343
34344         PR tree-optimization/43884
34345         PR lto/44334
34346         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
34347         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
34348
34349 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
34350
34351         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
34352         * config/s390/s390.c (s390_register_move_cost,
34353         s390_memory_move_cost): New.
34354         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
34355
34356 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34357
34358         PR middle-end/47401
34359         * except.c (sjlj_assign_call_site_values): Move setting the
34360         crtl->uses_eh_lsda flag to ...
34361         (sjlj_mark_call_sites): ... here.
34362         (sjlj_emit_function_enter): Support NULL dispatch label.
34363         (sjlj_build_landing_pads): In a function with no landing pads
34364         that still has must-not-throw regions, generate code to register
34365         a personality function with empty LSDA.
34366
34367 2011-01-21  Richard Henderson  <rth@redhat.com>
34368
34369         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
34370
34371         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
34372
34373         * compare-elim.c: New file.
34374         * Makefile.in (OBJS-common): Add it.
34375         (compare-elim.o): New.
34376         * common.opt (fcompare-elim): New.
34377         * opts.c (default_options_table): Add OPT_fcompare_elim.
34378         * tree-pass.h (pass_compare_elim_after_reload): New.
34379         * passes.c (init_optimization_passes): Add it.
34380         * recog.h: Protect against re-inclusion.
34381         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
34382         * doc/invoke.texi (-fcompare-elim): Document it.
34383         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
34384         * doc/tm.texi: Rebuild.
34385
34386 2011-01-22  Nick Clifton  <nickc@redhat.com>
34387
34388         * config/rx/rx.md (cstoresf4): Pass comparison operator to
34389         rx_split_fp_compare.
34390
34391 2011-01-22  Nick Clifton  <nickc@redhat.com>
34392
34393         * config/rx/rx.md (UNSPEC_CONST): New.
34394         (deallocate_and_return): Wrap the amount popped off the stack in
34395         an UNSPEC_CONST in order to stop it being rejected by
34396         -mmax-constant-size.
34397         (pop_and_return): Add a "(return)" rtx.
34398         (call): Drop the immediate operand.
34399         (call_internal): Likewise.
34400         (call_value): Likewise.
34401         (call_value_internal): Likewise.
34402         (sibcall_internal): Likewise.
34403         (sibcall_value_internal): Likewise.
34404         (sibcall): Likewise.  Generate an explicit call using
34405         sibcall_internal.
34406         (sibcall_value): Likewise.
34407         (mov<>): FAIL if a constant operand is not legitimate.
34408         (addsi3_unpsec): New pattern.
34409
34410         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
34411         (ok_for_max_constant): New function.
34412         (gen_safe_add): New function.
34413         (rx_expand_prologue): Use gen_safe_add.
34414         (rx_expand_epilogue): Likewise.
34415         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
34416         UNSPEC CONSTs.
34417
34418 2011-01-21  Jeff Law  <law@redhat.com>
34419
34420         PR tree-optimization/47053
34421         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
34422         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
34423         statements are deleted.
34424         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
34425         is nonempty, then purge dead edges and cleanup the CFG.
34426
34427 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
34428
34429         PR debug/47402
34430         Temporarily revert:
34431         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
34432         PR debug/47106
34433         * tree-dfa.c (create_var_ann): Mark variable as used.
34434
34435 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
34436
34437         PR middle-end/45566
34438         * except.c (convert_to_eh_region_ranges): Emit queued no-region
34439         notes from other section in hot/cold partitioning even if
34440         last_action is -3.  Increment call_site_base.
34441
34442         PR rtl-optimization/47366
34443         * fwprop.c (forward_propagate_into): Return bool.  If
34444         any changes are made, -fnon-call-exceptions is used and
34445         REG_EH_REGION note is present, call purge_dead_edges
34446         and return true if it purged anything.
34447         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
34448         any EH edges were purged.
34449
34450 2011-01-21  Jeff Law  <law@redhat.com>
34451
34452         PR rtl-optimization/41619
34453         * caller-save.c (setup_save_areas): Break out code to determine
34454         which hard regs are live across calls by examining the reload chains
34455         so that it is always used.
34456         Eliminate code which checked REG_N_CALLS_CROSSED.
34457
34458 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
34459
34460         PR tree-optimization/47355
34461         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
34462         NOP has non-debug uses beyond PHIs in new_bb.
34463
34464 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
34465
34466         PR debug/47106
34467         * cfgexpand.c (account_used_vars_for_block): Only account vars
34468         that are annotated as used.
34469         (estimated_stack_frame_size): Don't set TREE_USED.
34470         * tree-dfa.c (create_var_ann): Mark variable as used.
34471
34472 2011-01-21  Richard Guenther  <rguenther@suse.de>
34473
34474         PR middle-end/47395
34475         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
34476
34477 2011-01-21  Richard Guenther  <rguenther@suse.de>
34478
34479         PR tree-optimization/47365
34480         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
34481         (vn_reference_lookup_pieces): Adjust.
34482         (vn_reference_lookup): Likewise.
34483         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
34484         (vn_reference_lookup_3): Only look through kills if in
34485         VN_WALKREWRITE mode.
34486         (vn_reference_lookup_pieces): Adjust.
34487         (vn_reference_lookup): Likewise.
34488         (visit_reference_op_load): Likewise.
34489         (visit_reference_op_store): Likewise.
34490         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
34491         (compute_avail): Likewise.
34492         (eliminate): Likewise.
34493
34494 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
34495
34496         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
34497         DECL_IGNORED_P non-reg vars if they are used.
34498
34499         PR tree-optimization/47391
34500         * varpool.c (const_value_known_p): Return false if
34501         decl is volatile.
34502
34503 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
34504
34505         PR bootstrap/47215
34506         * config/i386/i386.c (ix86_local_alignment): Handle
34507         case for va_list_type_node is nil.
34508         (ix86_canonical_va_list_type): Likewise.
34509
34510 2011-01-21  Alan Modra  <amodra@gmail.com>
34511
34512         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
34513         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
34514
34515 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
34516
34517         * config/arm/arm.md (define_attr type): Rename f_load
34518         and f_store to f_fpa_load and f_fpa_store. Update.
34519         (write_conflict): Deal with rename fallout.
34520         (*push_fp_multi): Likewise.
34521         * config/arm/fpa.md (f_load): Use f_fpa_load.
34522         (f_store): Use f_fpa_store.
34523         (*movsf_fpa): Likewise.
34524         (*movdf_fpa): Likewise.
34525         (*movxf_fpa): Likewise.
34526         (*thumb2_movsf_fpa): Likewise.
34527         (*thumb2_movdf_fpa): Likewise.
34528         (*thumb2_movxf_fpa): Likewise.
34529         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
34530         f_loadd and f_stored.
34531         (*thumb2_movdi_vfp): Likewise.
34532         (*thumb2_movsf_vfp): Fix attribute to f_loads.
34533         (*thumb2_movsi_vfp): Likewise.
34534         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
34535         Use f_loads instead of f_load.
34536         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
34537
34538 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
34539
34540         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
34541         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
34542         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
34543         (xtensa_mode_dependent_address_p): New function.
34544         (constantpool_address_p): Make static. Change return type to bool.
34545         Change argument type to const_rtx. Use CONST_INT_P predicate.
34546
34547 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
34548
34549         PR debug/46583
34550         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
34551
34552 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
34553
34554         PR debug/47283
34555         * cfgexpand.c (expand_debug_expr): Instead of generating
34556         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
34557         etc. handling.
34558
34559 2011-01-20  Richard Guenther  <rguenther@suse.de>
34560
34561         PR middle-end/47370
34562         * tree-inline.c (remap_gimple_op_r): Recurse manually for
34563         the pointer operand of MEM_REFs.
34564
34565 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
34566
34567         PR tree-optimization/46130
34568         * ipa-split.c (consider_split): If return_bb contains non-virtual
34569         PHIs other than for retval or if split_function would not adjust it,
34570         refuse to split.
34571
34572 2011-01-20  Richard Guenther  <rguenther@suse.de>
34573
34574         PR tree-optimization/47167
34575         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
34576         Revert previous change, only avoid enumeral type changes.
34577
34578 2011-01-19  Mike Stump  <mikestump@comcast.net>
34579
34580         * doc/tm.texi.in (BRANCH_COST): Englishify.
34581         * doc/tm.texi (BRANCH_COST): Likewise.
34582
34583 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
34584
34585         PR c++/47291
34586         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
34587         (gen_scheduled_generic_parms_dies): New functions.
34588         (gen_struct_or_union_type_die): Schedule template parameters DIEs
34589         generation for the end of CU compilation.
34590         (dwarf2out_finish): Generate template parameters DIEs here.
34591
34592 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
34593
34594         PR debug/46240
34595         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
34596         debug bind stmt on merge edges.
34597
34598 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
34599
34600         PR debug/47079
34601         PR debug/46724
34602         * function.c (instantiate_expr): Instantiate incoming rtl of
34603         implicit arguments, and recurse on VALUE_EXPRs.
34604         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
34605         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
34606
34607 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
34608
34609         * c-parser.c (c_parser_for_statement): Initialize
34610         collection_expression.
34611
34612 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34613
34614         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
34615
34616 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34617
34618         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
34619         (LINK_SHLIB_SPEC): Don't use %(link_path).
34620         (SUBTARGET_EXTRA_SPECS): Remove link_path.
34621
34622 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34623
34624         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
34625         (NO_SHARED_LIB_SUPPORT): Remove.
34626         (LINK_SHLIB_SPEC): Remove one conditional definition.
34627
34628 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34629
34630         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
34631         %{call_shared}.
34632         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
34633         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
34634         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
34635         %{call_shared} and conditionals on these options not being passed.
34636         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
34637         %{call_shared}.
34638
34639 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
34640
34641         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
34642         simplify.
34643
34644         * ipa-split.c: Spelling fixes.
34645
34646 2011-01-19  Richard Henderson  <rth@redhat.com>
34647
34648         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
34649         (*mulsi3): Likewise.
34650
34651         * longlong.h [__mn10300__] (count_leading_zeros): New.
34652         [__mn10300__] (umul_ppmm, smul_ppmm): New.
34653         [__mn10300__] (add_ssaaaa, subddmmss): New.
34654         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
34655         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
34656
34657 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34658
34659         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
34660
34661 2011-01-19  Richard Henderson  <rth@redhat.com>
34662
34663         * config/mn10300/mn10300.md (addsi3_flags): New.
34664         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
34665         (subsi3_flags, subc_internal, subdi3): New.
34666         (subdi3_internal, *subdi3_degenerate): New.
34667         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
34668
34669         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
34670         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
34671         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
34672         * config/mn10300/mn10300-protos.h: Update.
34673         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
34674         (return_ret): Likewise.  Rename from return_internal_regs.
34675         (return_internal): Remove.
34676
34677         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
34678         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
34679         (mn10300_legitimate_constant_p): Likewise.
34680         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
34681         (mn10300_frame_size): New.
34682         (mn10300_expand_prologue): Use it.
34683         (mn10300_expand_epilogue): Likewise.
34684         (mn10300_initial_offset): Likewise.
34685         * config/mn10300/mn10300-protos.h: Update.
34686         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
34687         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
34688         (prologue, epilogue, return_internal): Tidy output code.
34689         (mn10300_store_multiple_operation, return): Likewise.
34690         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
34691         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
34692         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
34693         (load_pic, am33_load_pic): New.
34694         (mn10300_load_pic0, mn10300_load_pic1): New.
34695
34696         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
34697         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
34698         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
34699         (cc_flags_for_mode, cc_flags_for_code): New.
34700         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
34701         overflow flag is not valid.  Validate that the flags we need
34702         for the comparison are valid.
34703         (mn10300_output_cmp): Remove.
34704         (mn10300_output_add): New.
34705         (mn10300_select_cc_mode): Use cc_flags_for_code.
34706         (mn10300_split_cbranch): New.
34707         (mn10300_match_ccmode): New.
34708         (mn10300_split_and_operand_count): New.
34709         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
34710         to the function.
34711         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
34712         (addsi3): ... here.  Use mn10300_output_add.
34713         (*addsi3_flags): New.
34714         (*am33_subsi3, *mn10300_subsi3): Merge...
34715         (subsi3): ... here.  Use attribute isa.
34716         (*subsi3_flags): New.
34717         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
34718         when possible.
34719         (*am33_andsi3, *mn10300_andsi3): Merge...
34720         (andsi3): ... here.
34721         (*andsi3_flags): New.
34722         (andsi3 splitters): New.
34723         (*am33_iorsi3, *mn10300_iorsi3): Merge...
34724         (iorsi3): ... here.
34725         (*iorsi3_flags): New.
34726         (*am33_xorsi3, *mn10300_xorsi3): Merge...
34727         (xorsi3): ... here.
34728         (*xorsi3_flags): New.
34729         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
34730         (one_cmplsi2): ... here.
34731         (*one_cmplsi2_flags): New.
34732         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
34733         instead of "dax" in constraints.  Use mn10300_split_cbranch.
34734         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
34735         use matching constraints to eliminate a self-comparison.
34736         (*integer_conditional_branch): Rename from integer_conditional_branch.
34737         Use int_mode_flags to match CC_REG.
34738         (*cbranchsi4_btst, *btstsi): New.
34739         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
34740         mn10300_split_cbranch.
34741         (*am33_cmpsf): Rename from am33_cmpsf.
34742         (*float_conditional_branch): Rename from float_conditional_branch.
34743         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
34744         (zero_extendqisi2): ... here.
34745         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
34746         (zero_extendhisi2): ... here.
34747         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
34748         (extendqisi2): ... here.
34749         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
34750         (extendhisi2): ... here.
34751         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
34752         (ashlsi3): ... here.
34753         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
34754         (lshrsi3): ... here.
34755         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
34756         (ashrsi3): ... here.
34757         (consecutive add peephole): Remove.
34758         * config/mn10300/predicates.md (label_ref_operand): New.
34759         (int_mode_flags): New.
34760         (CCZN_comparison_operator): New.
34761
34762         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
34763         (throughput_42_latency_43): New reservation.
34764         (mulsidi3, umulsidi3): New expanders.
34765         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
34766         the MDR register to allocation; separately allocate the low and
34767         high parts of the DImode result.
34768         (umulsidi3_internal): Similarly.
34769         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
34770         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
34771         (udivsi3, umodsi3): Remove.
34772         (udivmodsi4, divmodsi4): New expanders.
34773         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
34774         (*divmodsi4): Simiarly.
34775         (ext_internal): New.
34776
34777         * config/mn10300/constraints.md ("z"): New constraint.
34778         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
34779         (FIXED_REGISTERS): Don't fix MDR.
34780         (CALL_USED_REGSITERS): Reformat nicely.
34781         (REG_ALLOC_ORDER): Add MDR.
34782         (enum regclass): Add MDR_REGS.
34783         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
34784         (IRA_COVER_CLASSES): Add MDR_REGS.
34785         (REGNO_REG_CLASS): Handle MDR_REG.
34786         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
34787         (mn10300_register_move_cost): Likewise.
34788         * config/mn10300/mn10300.md (MDR_REG): New.
34789         (*movsi_internal): Handle moves to/from MDR_REGS.
34790
34791         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
34792         POST_MODIFY.
34793         (mn10300_secondary_reload): Tidy combination reload classes.
34794         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
34795         addresses for AM33.  Allow symbolic offsets for reg+imm.
34796         (mn10300_regno_in_class_p): New.
34797         (mn10300_legitimize_reload_address): New.
34798         * config/mn10300/mn10300.h (enum reg_class): Remove
34799         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
34800         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
34801         SP_OR_GENERAL_REGS.
34802         (REG_CLASS_NAMES): Update to match.
34803         (REG_CLASS_CONTENTS): Likewise.
34804         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
34805         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
34806         (REGNO_IN_RANGE_P): Remove.
34807         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
34808         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
34809         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
34810         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
34811         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
34812         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
34813         (REGNO_GENERAL_P): New.
34814         (HAVE_POST_MODIFY_DISP): New.
34815         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
34816         (LEGITIMIZE_RELOAD_ADDRESS): New.
34817         * config/mn10300/mn10300-protos.h: Update.
34818
34819         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
34820         DATA_REGS for AM33 stack-pointer destination.
34821         (mn10300_preferred_output_reload_class): Likewise.
34822         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
34823         into a form appropriate for ...
34824         (TARGET_SECONDARY_RELOAD): New.
34825         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
34826         * config/mn10300/mn10300-protos.h: Update.
34827         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
34828         reload_insi; use the "A" constraint for the scratch; handle AM33
34829         moves of sp to non-address registers.
34830
34831         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
34832         (*movqi_internal): ... here.
34833         (*am33_movhi, *mn10300_movhi): Merge into...
34834         (*movhi_internal): ... here.
34835         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
34836         as the source/destination of moves from/to SP.
34837         (movsf): Only allow for AM33-2.
34838         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
34839         any integer constant constraint.  Only allow for AM33-2.  Tidy
34840         all of the alternative outputs.
34841         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
34842         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
34843         for MN103.
34844         (udivsi3, umodsi3): New patterns for MN103 only.
34845
34846 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
34847
34848         * doc/tm.texi.in: Spell out that a lack of register class unions
34849         can lead to ICEs.
34850         * doc/tm.texi: Regenerate.
34851
34852 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
34853
34854         PR rtl-optimization/47337
34855         * dce.c (check_argument_store): New function.
34856         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
34857
34858         PR tree-optimization/47290
34859         * tree-eh.c (infinite_empty_loop_p): New function.
34860         (cleanup_empty_eh): Use it.
34861
34862 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
34863
34864         PR target/46997
34865         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
34866         (a64_expand_widen_sum): Ditto.
34867         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
34868         (vec_extract_evenodd_help): Ditto.
34869         (vec_extract_evenv4hi): Ditto.
34870         (vec_extract_oddv4hi): Ditto.
34871         (vec_extract_evenv2si): Ditto.
34872         (vec_extract_oddv2si): Ditto.
34873         (vec_extract_evenv2sf): Ditto.
34874         (vec_extract_oddv2sf): Ditto.
34875         (vec_pack_trunc_v4hi: Ditto.
34876         (vec_pack_trunc_v2si): Ditto.
34877         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
34878         (vec_interleave_highv8qi): Ditto.
34879         (mix1_r): Ditto.
34880         (vec_extract_oddv8qi): Ditto.
34881         (vec_interleave_lowv4hi): Ditto.
34882         (vec_interleave_highv4hi): Ditto.
34883         (vec_interleave_lowv2si): Ditto.
34884         (vec_interleave_highv2si): Ditto.
34885
34886 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34887
34888         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
34889         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
34890         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
34891         (pa_c_mode_for_suffix): New.
34892         (TARGET_EXPAND_BUILTIN): Define.
34893         (TARGET_C_MODE_FOR_SUFFIX): Define.
34894         (pa_builtins): Define.
34895         (pa_init_builtins): Register __float128 type and init new support
34896         builtins.
34897         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
34898         * config/pa/quadlib.c (_U_Qfcopysign): New.
34899
34900 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
34901
34902         PR middle-end/46894
34903         * explow.c (allocate_dynamic_stack_space): Do not assume more than
34904         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
34905         are defined.
34906
34907 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34908
34909         PR tree-optimization/47179
34910         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
34911         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
34912
34913 2011-01-18  Richard Guenther  <rguenther@suse.de>
34914
34915         PR rtl-optimization/47216
34916         * emit-rtl.c: Include tree-flow.h.
34917         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
34918         of replicating it with different semantics.
34919         * Makefile.in (emit-rtl.o): Adjust.
34920
34921 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
34922
34923         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
34924         (cortex_a9_dp): Handle neon types correctly.
34925
34926 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
34927
34928         PR rtl-optimization/47299
34929         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
34930         subtarget.  Use normal multiplication if both operands are constants.
34931         * expmed.c (expand_widening_mult): Don't try to optimize constant
34932         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
34933         before using it.
34934
34935 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34936
34937         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
34938         spacing after 'e.g.', typos, comma, hyphenation.
34939
34940 2011-01-17  Richard Henderson  <rth@redhat.com>
34941
34942         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
34943         (rx_restricted_mem_operand): New.
34944         (rx_shift_operand): Use register_operand.
34945         (rx_source_operand, rx_compare_operand): Likewise.
34946         * config/rx/rx.md (addsi3_flags): New expander.
34947         (adddi3): Rewrite as expander.
34948         (adc_internal, *adc_flags, adddi3_internal): New patterns.
34949         (subsi3_flags): New expander.
34950         (subdi3): Rewrite as expander.
34951         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
34952
34953         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
34954         (rx_init_builtins): Remove sat builtin.
34955         (rx_expand_builtin): Likewise.
34956         * config/rx/rx.md (ssaddsi3): New.
34957         (*sat): Rename from sat.  Represent the CC_REG input.
34958
34959         * config/rx/predicates.md (rshift_operator): New.
34960         * config/rx/rx.c (rx_expand_insv): Remove.
34961         * config/rx/rx-protos.h: Update.
34962         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
34963         operand to the canonical position.
34964         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
34965         (*bitclr, *bitclr_in_memory): Similarly.
34966         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
34967         (insv): Retain the zero_extract in the expansion.
34968
34969         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
34970         (bswaphi2, bitinvert, revw): Likewise.
34971
34972         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
34973         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
34974         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
34975         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
34976         (bitset, bitset_in_memory): Likewise.
34977         (bitinvert, bitinvert_in_memory): Likewise.
34978         (bitclr, bitclr_in_memory): Likewise.
34979         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
34980         (rx_strend, rx_cmpstrn): Likewise.
34981         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
34982         (bitop peep2 patterns): Remove.
34983
34984         * config/rx/rx.c (rx_match_ccmode): New.
34985         * config/rx/rx-protos.h: Update.
34986         * config/rx/rx.md (abssi2): Clobber, don't set flags.
34987         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
34988         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
34989         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
34990         (fix_truncsfsi2, floatsisf2): Likewise.
34991         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
34992         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
34993         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
34994         (*subsi3_flags, *xorsi3_flags): New.
34995
34996         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
34997
34998         * config/rx/rx.c (rx_print_operand): Remove workaround for
34999         unsplit comparison operations.
35000
35001         * config/rx/rx.md (movsicc): Split after reload.
35002         (*movsicc): Merge *movsieq and *movsine via match_operator.
35003         (*stcc): New pattern.
35004
35005         * config/rx/rx.c (rx_float_compare_mode): Remove.
35006         * config/rx/rx.h (rx_float_compare_mode): Remove.
35007         * config/rx/rx.md (cstoresi4): Split after reload.
35008         (*sccc): New pattern.
35009
35010         * config/rx/predicates.md (label_ref_operand): New.
35011         (rx_z_comparison_operator): New.
35012         (rx_zs_comparison_operator): New.
35013         (rx_fp_comparison_operator): New.
35014         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
35015         Validate that the flags are set properly for the comparison.
35016         (rx_gen_cond_branch_template): Remove.
35017         (rx_cc_modes_compatible): Remove.
35018         (mode_from_flags): New.
35019         (flags_from_code): Rename from flags_needed_for_conditional.
35020         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
35021         (rx_select_cc_mode): Likewise.
35022         (rx_split_fp_compare): New.
35023         (rx_split_cbranch): New.
35024         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
35025         (*cbranchsi4): Use match_operator and rx_split_cbranch.
35026         (*cbranchsf4): Similarly.
35027         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
35028         match_operator and rx_split_cbranch.
35029         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
35030         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
35031         (*cmpsi): Rename from cmpsi.
35032         (*tstsi): Rename from tstsi.
35033         (*cmpsf): Rename from cmpsf; use CC_Fmode.
35034         (*conditional_branch): Rename from conditional_branch.
35035         (*reveresed_conditional_branch): Remove.
35036         (b<code>): Remove expander.
35037         * config/rx/rx-protos.h: Update.
35038
35039         * config/rx/rx.c (rx_compare_redundant): Remove.
35040         * config/rx/rx.md (cmpsi): Don't use it.
35041         * config/rx/rx-protos.h: Update.
35042
35043         * config/rx/rx-modes.def (CC_F): New mode.
35044         * config/rx/rx.c (rx_select_cc_mode): New.
35045         * config/rx/rx.h (SELECT_CC_MODE): Use it.
35046         * config/rx/rx-protos.h: Update.
35047
35048 2011-01-17  Richard Henderson  <rth@redhat.com>
35049
35050         * except.c (dump_eh_tree): Fix stray ; after for statement.
35051
35052 2011-01-17  Richard Guenther  <rguenther@suse.de>
35053
35054         PR tree-optimization/47313
35055         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
35056         handling before copying the body.  Properly deal with
35057         by-reference result in SSA form.
35058
35059 2011-01-17  Ian Lance Taylor  <iant@google.com>
35060
35061         PR target/47219
35062         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
35063         (struct_value_alias_set): Don't define.
35064         (sparc_option_override): Don't set sparc_sr_alias_set and
35065         struct_value_alias_set.
35066         (save_or_restore_regs): Use gen_frame_mem rather than calling
35067         set_mem_alias_set.
35068         (sparc_struct_value_rtx): Likewise.
35069
35070 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
35071
35072         PR target/47318
35073         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
35074         (_mm_maskstore_pd): Likewise.
35075         (_mm_maskload_ps): Likewise.
35076         (_mm_maskstore_ps): Likewise.
35077         (_mm256_maskload_pd): Change mask to __m256i.
35078         (_mm256_maskstore_pd): Likewise.
35079         (_mm256_maskload_ps): Likewise.
35080         (_mm256_maskstore_ps): Likewise.
35081
35082         * config/i386/i386-builtin-types.def: Updated.
35083         (ix86_expand_special_args_builtin): Likewise.
35084
35085         * config/i386/i386.c (bdesc_special_args): Update
35086         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
35087         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
35088         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
35089         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
35090
35091         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
35092         Use <avxpermvecmode> on mask register.
35093         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
35094
35095 2011-01-17  Olivier Hainque  <hainque@adacore.com>
35096             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
35097             Eric Botcazou  <ebotcazou@adacore.com>
35098
35099         PR target/46655
35100         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
35101         if <= USHRT_MAX in 32-bit mode.
35102
35103 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35104
35105         * doc/install.texi (Configuration, Specific): Wrap long
35106         lines in examples.  Allow line wrapping in long options
35107         and URLs where beneficial for PDF output.
35108
35109 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
35110
35111         * config/mips/mips.c (mips_classify_symbol): Don't return
35112         SYMBOL_PC_RELATIVE for nonlocal labels.
35113
35114 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
35115
35116         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
35117
35118 2011-01-15  Jan Hubicka  <jh@suse.cz>
35119
35120         PR tree-optimization/47276
35121         * ipa.c (function_and_variable_visibility): Do not try to mark alias
35122         declarations as needed.
35123
35124 2011-01-15  Martin Jambor  <mjambor@suse.cz>
35125
35126         * common.opt (fdevirtualize): New flag.
35127         * doc/invoke.texi (Option Summary): Document it.
35128         * opts.c (default_options_table): Add devirtualize flag.
35129         * ipa-prop.c (detect_type_change): Return immediately if
35130         devirtualize flag is not set.
35131         (detect_type_change_ssa): Likewise.
35132         (compute_known_type_jump_func): Likewise.
35133         (ipa_analyze_virtual_call_uses): Likewise.
35134
35135 2011-01-14  Martin Jambor  <mjambor@suse.cz>
35136
35137         PR tree-optimization/45934
35138         PR tree-optimization/46302
35139         * ipa-prop.c (type_change_info): New type.
35140         (stmt_may_be_vtbl_ptr_store): New function.
35141         (check_stmt_for_type_change): Likewise.
35142         (detect_type_change): Likewise.
35143         (detect_type_change_ssa): Likewise.
35144         (compute_complex_assign_jump_func): Check for dynamic type change.
35145         (compute_complex_ancestor_jump_func): Likewise.
35146         (compute_known_type_jump_func): Likewise.
35147         (compute_scalar_jump_functions): Likewise.
35148         (ipa_analyze_virtual_call_uses): Likewise.
35149         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
35150
35151 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35152
35153         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
35154         * config/i386/i386.opt (msse5): New Alias.
35155
35156 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35157
35158         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
35159         * config/sparc/linux64.h (CC1_SPEC): Likewise.
35160         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
35161         * config/sparc/sparc.h (CC1_SPEC): Likewise.
35162
35163 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35164
35165         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
35166         -mcpu options.
35167         * config/sparc/linux64.h (CC1_SPEC): Likewise.
35168         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
35169         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
35170         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
35171         Likewise.
35172         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
35173
35174 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35175
35176         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
35177
35178 2011-01-14  Mike Stump  <mikestump@comcast.net>
35179
35180         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
35181         * config/fr30/fr30.md: Likweise
35182         (movsi_push): Likewise.
35183         (movsi_pop): Likewise.
35184         (enter_func): Likewise.
35185         * config/moxie/moxie.md (movsi_push): Likewise.
35186         (movsi_pop): Likewise.
35187
35188 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35189
35190         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
35191         %{no_archive} %{exact_version}.
35192         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
35193         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
35194         %{no_archive} %{exact_version}.
35195         * config/mips/openbsd.h (LINK_SPEC): Likewise.
35196         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
35197         * config/mips/vxworks.h: Likewise.
35198
35199 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35200
35201         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
35202
35203 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35204
35205         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
35206         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
35207
35208 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35209
35210         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
35211         -nodefaultlib.
35212
35213 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35214
35215         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
35216         for mcpu not cpu.
35217         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
35218         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
35219         not cpu.
35220         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
35221         Don't handle -shlib.
35222
35223 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35224
35225         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
35226         (CC1_SPEC): Don't handle -profile.
35227
35228 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35229
35230         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
35231         * config/mips/mips.h (CC1_SPEC): Likewise.
35232
35233 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35234
35235         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
35236         * config/mips/mips.h (CC1_SPEC): Likewise.
35237
35238 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35239
35240         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
35241         * config/m32r/linux.h (LINK_SPEC): Likewise.
35242         * config/mips/linux.h (LINK_SPEC): Likewise.
35243         * config/mips/linux64.h (LINK_SPEC): Likewise.
35244         * config/sparc/linux.h (LINK_SPEC): Likewise.
35245         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
35246         LINK_SPEC): Likewise.
35247         * config/xtensa/linux.h (LINK_SPEC): Likewise.
35248
35249 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35250
35251         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
35252         %{version:-v}.
35253         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
35254
35255 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35256
35257         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
35258         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
35259
35260 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
35261
35262         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
35263
35264 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35265
35266         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
35267         supports -Bstatic/-Bdynamic.
35268         * configure: Regenerate.
35269
35270 2011-01-14  Jan Hubicka  <jh@suse.cz>
35271             Jack Howarth  <howarth@bromo.med.uc.edu>
35272
35273         PR target/46037
35274         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
35275         when checking debug_info_level. Test write_symbols instead of
35276         debug_hooks->var_location when setting flag_var_tracking_uninit.
35277
35278 2011-01-14  Richard Guenther  <rguenther@suse.de>
35279
35280         PR tree-optimization/47179
35281         * target.def (ref_may_alias_errno): New target hook.
35282         * targhooks.h (default_ref_may_alias_errno): Declare.
35283         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
35284         (default_ref_may_alias_errno): New function.
35285         * target.h (struct ao_ref_s): Declare.
35286         * tree-ssa-alias.c: Include target.h.
35287         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
35288         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
35289         (targhooks.o): Likewise.
35290         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
35291         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
35292
35293 2011-01-14  Richard Guenther  <rguenther@suse.de>
35294
35295         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
35296
35297 2011-01-14  Richard Guenther  <rguenther@suse.de>
35298
35299         PR tree-optimization/47280
35300         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
35301         return CFG changes.
35302         (tree_ssa_forward_propagate_single_use_vars): Deal with
35303         CFG changes from associate_plusminus.
35304
35305 2011-01-14  Richard Guenther  <rguenther@suse.de>
35306
35307         PR middle-end/47281
35308         Revert
35309         2011-01-11  Richard Guenther  <rguenther@suse.de>
35310
35311         PR tree-optimization/46076
35312         * tree-ssa.c (useless_type_conversion_p): Conversions from
35313         unprototyped to empty argument list function types are useless.
35314
35315 2011-01-14  Richard Guenther  <rguenther@suse.de>
35316
35317         PR tree-optimization/47286
35318         * tree-ssa-structalias.c (new_var_info): Register variables are global.
35319
35320 2011-01-14  Martin Jambor  <mjambor@suse.cz>
35321
35322         PR middle-end/46823
35323         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
35324
35325 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
35326
35327         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
35328         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
35329         * config/xtensa/xtensa.c (xtensa_libcall_value,
35330         xtensa_function_value_regno_p): New functions.
35331         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
35332
35333 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
35334
35335         PR c++/47213
35336         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
35337         PE specific hook.
35338         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
35339         New function prototype.
35340         * config/i386/winnt.c (i386_pe_assemble_visibility):
35341         Warn only if attribute was specified by user.
35342
35343 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
35344
35345         PR target/47251
35346         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
35347         floating point.
35348         (floatunsdidf2_fcfidu): Ditto.
35349
35350 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
35351
35352         * config/s390/s390.c (print_operand_address): Replace 'error' with
35353         'output_operand_lossage'.
35354         (print_operand): Likewise.
35355
35356 2011-01-13  Jeff Law  <law@redhat.com>
35357
35358         PR rtl-optimization/39077
35359         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
35360         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
35361         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
35362         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
35363         * gcse.c (prune_insertions_deletions): New function.
35364         (compute_pre_data): Use it.
35365
35366 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
35367
35368         PR debug/PR46973
35369         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
35370         static function.
35371         (prune_unused_types_mark): Use it.
35372
35373 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
35374
35375         PR rtl-optimization/45352
35376         * sel-sched.c: Update copyright years.
35377         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
35378         in the advancing loop when we have issued issue_rate insns.
35379
35380 2011-01-12  Richard Henderson  <rth@redhat.com>
35381
35382         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
35383         (TARGET_MD_ASM_CLOBBERS): New.
35384
35385         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
35386         (TARGET_DELEGITIMIZE_ADDRESS): New.
35387
35388         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
35389         (clzsi2, *bsch): New patterns.
35390
35391         * config/mn10300/mn10300.md (INT): New mode iterator.
35392         (*mov<INT>_clr): New pattern, and peep2 to generate it.
35393
35394         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
35395         flag_split_wide_types.
35396
35397         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
35398         (mn10300_trampoline_init): Rewrite without a template, an immediate
35399         load and a direct branch.
35400         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
35401
35402 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
35403
35404         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
35405         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
35406         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
35407         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
35408
35409 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
35410
35411         PR debug/47209
35412         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
35413         of type.
35414
35415 2011-01-12  Jan Hubicka  <jh@suse.cz>
35416
35417         PR driver/47244
35418         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
35419         (PLUGIN_COND_CLOSE): New macro.
35420         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
35421
35422 2011-01-12  Richard Guenther  <rguenther@suse.de>
35423
35424         PR lto/47259
35425         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
35426         register variables in a MEM_REF.
35427
35428 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
35429
35430         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
35431         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
35432         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
35433         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
35434         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
35435         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
35436         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
35437         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
35438         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
35439         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
35440         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
35441         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
35442         * config/gnu-user.h: New.  Copied from linux.h.
35443         (LINUX_TARGET_STARTFILE_SPEC): Rename to
35444         GNU_USER_TARGET_STARTFILE_SPEC.
35445         (LINUX_TARGET_ENDFILE_SPEC): Rename to
35446         GNU_USER_TARGET_ENDFILE_SPEC.
35447         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
35448         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
35449         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
35450         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
35451         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
35452         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
35453         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
35454         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
35455         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
35456         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
35457         * config/arm/linux-eabi.h (CC1_SPEC): Use
35458         GNU_USER_TARGET_CC1_SPEC.
35459         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
35460         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
35461         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
35462         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
35463         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
35464         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
35465         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
35466         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
35467
35468 2011-01-12  Richard Guenther  <rguenther@suse.de>
35469
35470         PR other/46946
35471         * doc/invoke.texi (ffast-math): Document it is turned on
35472         with -Ofast.
35473
35474 2011-01-12  Jan Hubicka  <jh@suse.cz>
35475
35476         PR tree-optimization/47233
35477         * opts.c (common_handle_option): Disable ipa-reference with profile
35478         feedback.
35479
35480 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
35481
35482         * c-parser.c (c_parser_objc_at_property_declaration): Improved
35483         error message.
35484
35485 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
35486
35487         * c-parser.c (c_lex_one_token): Updated and reindented some
35488         comments.  No changes in code.
35489
35490 2011-01-11  Ian Lance Taylor  <iant@google.com>
35491
35492         * godump.c (go_output_var): Don't output the variable if there is
35493         already a type with the same name.
35494
35495 2011-01-11  Ian Lance Taylor  <iant@google.com>
35496
35497         * godump.c (go_format_type): Don't generate float80.
35498
35499 2011-01-11  Richard Henderson  <rth@redhat.com>
35500
35501         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
35502         declaration.  Rewrite for both speed and size.
35503         (mn10300_address_cost_1): Remove.
35504         (mn10300_register_move_cost): New.
35505         (mn10300_memory_move_cost): New.
35506         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
35507         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
35508         extensions, shifts, BSWAP, CLZ.
35509         (mn10300_wide_const_load_uses_clr): Remove.
35510         (TARGET_REGISTER_MOVE_COST): New.
35511         (TARGET_MEMORY_MOVE_COST): New.
35512         * config/mn10300/mn10300-protos.h: Update.
35513         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
35514
35515         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
35516         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
35517         * config/mn10300/mn10300-protos.h: Update.
35518         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
35519         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
35520         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
35521         (*test_int_bitfield, *test_byte_bitfield): Remove.
35522         (*bit_test, *subreg_bit_test): Remove.
35523         * config/mn10300/predicates.md (const_8bit_operand): Remove.
35524
35525         * config/mn10300/constraints.md ("c"): Rename from "A".
35526         ("A", "D"): New constraint letters.
35527         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
35528         (fmssf4, fnmasf4, fnmssf4): Likewise.
35529
35530         * config/mn10300/mn10300.md (isa): New attribute.
35531         (enabled): New attribute.
35532
35533         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
35534         (abssf2, negsf2): Define only for hardware fp.
35535         (sqrtsf2): Reformat.
35536         (addsf3, subsf3, mulsf3): Merge expander and insn.
35537
35538         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
35539         (DEBUGGER_AUTO_OFFSET): Remove.
35540         (DEBUGGER_ARG_OFFSET): Remove.
35541
35542         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
35543         Emit register stores with the same offsets as the hardware.
35544         (mn10300_store_multiple_operation): Don't check that the register
35545         save offsets are monotonic.
35546         * config/mn10300/mn10300-protos.h: Update.
35547
35548         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
35549
35550         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
35551         in terms of the value on the stack, not the MDR register.
35552
35553 2011-01-11  Jan Hubicka  <jh@suse.cz>
35554
35555         PR lto/45721
35556         PR lto/45375
35557         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
35558         (symbol_alias_set_destroy, symbol_alias_set_contains,
35559         propagate_aliases_backward): Declare.
35560         * lto-streamer-out.c (struct sets): New sturcture.
35561         (trivally_defined_alias): New function.
35562         (output_alias_pair_p): Rewrite.
35563         (output_unreferenced_globals): Fix output of alias pairs.
35564         (produce_symtab): Likewise.
35565         * ipa.c (function_and_variable_visibility): Set weak alias destination
35566         as needed in lto.
35567         * varasm.c (symbol_alias_set_t): Remove.
35568         (symbol_alias_set_destroy): Export.
35569         (propagate_aliases_forward, propagate_aliases_backward): New functions
35570         based on ...
35571         (compute_visible_aliases): ... this one; remove.
35572         (trivially_visible_alias): New
35573         (trivially_defined_alias): New.
35574         (remove_unreachable_alias_pairs): Rewrite.
35575         (finish_aliases_1): Reorganize code checking if alias is defined.
35576         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
35577         in LTO mode.
35578
35579 2011-01-11  Richard Guenther  <rguenther@suse.de>
35580
35581         PR tree-optimization/46076
35582         * tree-ssa.c (useless_type_conversion_p): Conversions from
35583         unprototyped to empty argument list function types are useless.
35584
35585 2011-01-11  Richard Guenther  <rguenther@suse.de>
35586
35587         PR middle-end/45235
35588         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
35589         volatile MEMs as MEM_READONLY_P.
35590
35591 2011-01-11  Richard Guenther  <rguenther@suse.de>
35592
35593         PR tree-optimization/47239
35594         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
35595
35596 2011-01-11  Jeff Law  <law@redhat.com>
35597
35598         PR tree-optimization/47086
35599         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
35600         IVs from statements that might throw.
35601
35602 2011-01-10  Jan Hubicka  <jh@suse.cz>
35603
35604         PR lto/45375
35605         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
35606
35607 2011-01-10  Jan Hubicka  <jh@suse.cz>
35608
35609         PR lto/45375
35610         * profile.c (read_profile_edge_counts): Ignore profile inconistency
35611         when correcting profile.
35612
35613 2011-01-10  Jan Hubicka  <jh@suse.cz>
35614
35615         PR lto/46083
35616         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
35617         DECL_FINI_PRIORITY.
35618         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
35619         Restore DECL_FINI_PRIORITY.
35620
35621 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35622
35623         * doc/gimple.texi: Fix quoting of multi-word return values in
35624         @deftypefn statements.  Ensure presence of return value.  Wrap
35625         overlong @deftypefn lines.
35626         (is_gimple_operand, is_gimple_min_invariant_address): Remove
35627         descriptions of removed functions.
35628         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
35629         of multi-word return value in @deftypefn statement.
35630
35631 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35632
35633         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
35634         (Conditional Expressions, Logical Operators)
35635         (Statement and operand traversals): Do not indent smallexample
35636         code.  Fix duplicate function argument in example.
35637
35638 2011-01-10  Jeff Law  <law@redhat.com>
35639
35640         PR tree-optimization/47141
35641         * ipa-split.c (split_function): Handle case where we are
35642         returning a value and the return block has a virtual operand phi.
35643
35644 2011-01-10  Jan Hubicka  <jh@suse.cz>
35645
35646         PR tree-optimization/47234
35647         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
35648         (pass_feedback_split_functions): Declare.
35649         * passes.c (init_optimization_passes): Add ipa-split as subpass of
35650         tree-profile.
35651         * ipa-split.c (gate_split_functions): Update comments; disable
35652         split-functions for profile_arc_flag and branch_probabilities.
35653         (gate_feedback_split_functions): New function.
35654         (execute_feedback_split_functions): New function.
35655         (pass_feedback_split_functions): New global var.
35656
35657 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
35658
35659         PR lto/46760
35660         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
35661         calling gimple_call_set_cannot_inline.
35662
35663 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
35664
35665         * config/darwin-sections.def: Remove unused section.
35666
35667 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
35668
35669         PR c++/47218
35670         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
35671
35672 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
35673
35674         PR objc/47232
35675         * c-parser.c (c_parser_declaration_or_fndef): Improved
35676         error message.
35677
35678 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
35679
35680         * config/i386/winnt.c (i386_pe_start_function): Make sure
35681         to switch back to function's section.
35682
35683 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
35684
35685         PR gcc/46902
35686         PR testsuite/46912
35687         * plugin.c: Move include of dlfcn.h from here...
35688         * system.h: ... to here.
35689
35690 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35691
35692         * doc/cpp.texi (C++ Named Operators): Fix markup for header
35693         file name.
35694         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
35695         two extra empty pages in PDF output.
35696
35697 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
35698
35699         PR objc/47078
35700         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
35701         for error recovery purposes behave as if it was not specified so
35702         that the default type is usd.
35703
35704 2011-01-07  Jan Hubicka  <jh@suse.cz>
35705
35706         PR tree-optmization/46469
35707         * ipa.c (function_and_variable_visibility): Clear needed flags on
35708         nodes with external decls; handle weakrefs merging correctly.
35709
35710 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
35711
35712         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
35713         not false.
35714
35715 2011-01-07  Jan Hubicka  <jh@suse.cz>
35716
35717         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
35718         and no longer claim that gold is required for linker plugin.
35719         * configure: Regenerate.
35720         * gcc.c (PLUGIN_COND): New macro.
35721         (LINK_COMMAND_SPEC): Use it.
35722         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
35723         * config.in (HAVE_LTO_PLUGIN): New.
35724         * configure.ac (--with-lto-plugin): New parameter; autodetect
35725         HAVE_LTO_PLUGIN.
35726
35727 2011-01-07  Jan Hubicka  <jh@suse.cz>
35728
35729         PR tree-optimization/46367
35730         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
35731         when we can update original.
35732         (cgraph_mark_inline_edge): Sanity check.
35733         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
35734
35735 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35736
35737         * config/spu/spu.h (ASM_COMMENT_START): Define.
35738
35739 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
35740
35741         PR driver/42445
35742         * gcc.c (%>S): New.
35743         (SWITCH_KEEP_FOR_GCC): Likewise.
35744         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
35745         (do_spec_1): Handle "%>".
35746
35747         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
35748
35749 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
35750
35751         PR target/47201
35752         * config/i386/i386.c (ix86_delegitimize_address): If
35753         simplify_gen_subreg fails, return orig_x.
35754
35755         PR bootstrap/47187
35756         * value-prof.c (gimple_stringop_fixed_value): Handle
35757         lhs of the call properly.
35758
35759 2011-01-07  Jan Hubicka  <jh@suse.cz>
35760
35761         PR lto/45375
35762         * lto-opt.c (lto_reissue_options): Set flag_shlib.
35763
35764 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
35765
35766         * target.def (function_switched_text_sections): New hook.
35767         * doc/tm.texi: Regenerated.
35768         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
35769         * final.c (default_function_switched_text_sections): New.
35770         (final_scan_insn): Call function_switched_text_sections when a
35771         mid-function section change occurs.
35772         * output.h (default_function_switched_text_sections): Declare.
35773         * config/darwin-protos.h (darwin_function_switched_text_sections):
35774         Likewise.
35775         * config/darwin.c (darwin_function_switched_text_sections): New.
35776         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
35777
35778 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
35779
35780         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
35781         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
35782         the secondary code fragment when outputting for DWARF == 2.
35783
35784 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
35785
35786         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
35787         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
35788         Remove.
35789         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
35790         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
35791
35792 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
35793
35794         PR debug/46704
35795         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
35796         when it is not empty.
35797
35798 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
35799
35800         Bobcat Enablement
35801         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
35802         (case ${target}): Add btver1.
35803         * config/i386/driver-i386.c (host_detect_local_cpu): Let
35804         -march=native recognize btver1 processors.
35805         * config/i386/i386-c.c (ix86_target_macros_internal): Add
35806         btver1 def_and_undef
35807         * config/i386/i386.c (struct processor_costs btver1_cost): New
35808         btver1 cost table.
35809         (m_BTVER1): New definition.
35810         (m_AMD_MULTIPLE): Includes m_BTVER1.
35811         (initial_ix86_tune_features): Add btver1 tune.
35812         (processor_target_table): Add btver1 entry.
35813         (static const char *const cpu_names): Add btver1 entry.
35814         (software_prefetching_beneficial_p): Add btver1.
35815         (ix86_option_override_internal): Add btver1 instruction sets.
35816         (ix86_issue_rate): Add btver1.
35817         (ix86_adjust_cost): Add btver1.
35818         * config/i386/i386.h (TARGET_BTVER1): New definition.
35819         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
35820         (enum processor_type): Add PROCESSOR_BTVER1.
35821         * config/i386/i386.md (define_attr "cpu"): Add btver1.
35822
35823 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35824
35825         PR target/43309
35826         * config/i386/i386.c (legitimize_tls_address)
35827         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
35828         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
35829         (tls_initial_exec_64_sun): New pattern.
35830
35831 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
35832
35833         * doc/invoke.texi (Overall Options): Improve wording and markup
35834         of the description of -wrapper.
35835
35836 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
35837
35838         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
35839         rdynamic, threads): New Driver options.
35840
35841 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35842
35843         PR target/38118
35844         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
35845         if coming from .tdata.
35846         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
35847
35848 2011-01-06  Jan Hubicka  <jh@suse.cz>
35849
35850         PR lto/47188
35851         * collect2.c (main): Do not enable LTOmode when plugin is active.
35852
35853 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35854
35855         PR other/45915
35856         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
35857         --version output if supported.
35858         * configure: Regenerate.
35859
35860 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
35861
35862         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
35863         Driver options.
35864
35865 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
35866
35867         PR c/47150
35868         * c-convert.c (convert): When converting a complex expression
35869         other than COMPLEX_EXPR to a different complex type, ensure
35870         c_save_expr is called instead of save_expr, unless in_late_binary_op.
35871         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
35872         when converting COMPLEX_TYPE.
35873
35874 2011-01-06  Ira Rosen  <irar@il.ibm.com>
35875
35876         PR tree-optimization/47139
35877         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
35878         only the last reduction value is used outside the loop.  Update
35879         documentation.
35880
35881 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
35882
35883         * config/rtems.opt: New.
35884         * config.gcc (*-*-rtems*): Use rtems.opt.
35885
35886 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
35887
35888         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
35889         processors do not support 3DNow instructions.
35890
35891 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35892
35893         * config/spu/spu.c (spu_option_override): Set parameter
35894         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
35895
35896 2011-01-05  Jan Hubicka  <jh@suse.cz>
35897
35898         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
35899         at the command line.
35900
35901 2011-01-05  Martin Jambor  <mjambor@suse.cz>
35902
35903         PR lto/47162
35904         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
35905         deltas on streamed outgoing edges.
35906         (output_node_opt_summary): Output info for outgoing edges only when
35907         the node is in new parameter set.
35908         (output_cgraph_opt_summary): New parameter set, passed to the two
35909         aforementioned functions.  Update its forward declaration and its
35910         callee too.
35911
35912 2011-01-05  Tom Tromey  <tromey@redhat.com>
35913
35914         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
35915         operator to c_finish_omp_atomic.
35916         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
35917         (build_unary_op): Update.
35918         (build_modify_expr): Update.
35919         (build_asm_expr): Update.
35920
35921 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35922
35923         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
35924         newly inserted insns.
35925         (pad_bb): Likewise.
35926         (spu_emit_branch_hint): Likewise.
35927         (insert_hbrp_for_ilb_runout): Likewise.
35928         (spu_machine_dependent_reorg): Call df_finish_pass after
35929         schedule_insns returns.
35930
35931 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35932
35933         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
35934
35935 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
35936
35937         PR tree-optimization/47005
35938         * tree-sra.c (struct access): Add 'non_addressable' bit.
35939         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
35940         (decide_one_param_reduction): Return 0 if the parameter is passed by
35941         reference and one of the accesses in the group is non_addressable.
35942
35943 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35944
35945         PR tree-optimization/47056
35946         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
35947         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
35948         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
35949
35950 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35951
35952         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
35953         initializer.  Skip view conversions from aggregate types.
35954
35955 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
35956
35957         PR bootstrap/47055
35958         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
35959
35960 2011-01-04  Philipp Thomas  <pth@suse.de>
35961
35962         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
35963         obvious typo.
35964
35965 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35966
35967         * function.c (thread_prologue_and_epilogue_insns): Do not crash
35968         on empty epilogue sequences.
35969
35970 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
35971
35972         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
35973         non-static): New Driver options.
35974
35975 2011-01-04  Jie Zhang  <jie@codesourcery.com>
35976
35977         PR driver/47137
35978         * gcc.c (default_compilers[]): Set combinable field to 0
35979         for all assembly languages.
35980
35981 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
35982
35983         * config/mips/loongson3a.md: New file.
35984         * config/mips/mips.md: Include loongson3a.md.
35985         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
35986         TUNE_LOONGSON_3A.
35987
35988 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
35989
35990         PR middle-end/47017
35991         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
35992         instead of convert_memory_address_addr_space on the base expression.
35993
35994 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35995
35996         * config/spu/spu.c (spu_option_override): Update error text
35997         for bad -march= / -mtune= values.
35998
35999 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
36000
36001         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
36002         if branch-hint optimization will be performed.
36003
36004 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
36005
36006         PR tree-optimization/47148
36007         * ipa-split.c (split_function): Convert arguments to
36008         DECL_ARG_TYPE if possible.
36009
36010         PR tree-optimization/47155
36011         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
36012         when computing uns.
36013
36014         PR rtl-optimization/47157
36015         * combine.c (try_combine): If undobuf.other_insn becomes
36016         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
36017         and set *new_direct_jump_p too.
36018
36019 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
36020
36021         PR tree-optimization/47021
36022         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
36023
36024 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
36025
36026         * gcc.c (process_command): Update copyright notice dates.
36027         * gcov.c (print_version): Likewise.
36028         * gcov-dump.c (print_version): Likewise.
36029         * mips-tfile.c (main): Likewise.
36030         * mips-tdump.c (main): Likewise.
36031
36032 2011-01-03  Martin Jambor  <mjambor@suse.cz>
36033
36034         PR tree-optimization/46801
36035         * tree-sra.c (type_internals_preclude_sra_p): Check whether
36036         aggregate fields start at byte boundary instead of the bit-field flag.
36037
36038 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
36039
36040         PR driver/47137
36041         * gcc.c (main): Revert revision 168407.
36042
36043 2011-01-03  Martin Jambor  <mjambor@suse.cz>
36044
36045         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
36046
36047 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
36048
36049         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
36050         vector optab to expand vector/scalar shift, update gimple to vector.
36051
36052 2011-01-03  Martin Jambor  <mjambor@suse.cz>
36053
36054         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
36055         a thunk.
36056
36057 2011-01-03  Martin Jambor  <mjambor@suse.cz>
36058
36059         PR tree-optimization/46984
36060         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
36061         HOST_WIDE_INT.
36062         (cgraph_create_indirect_edge): Fixed line length.
36063         (cgraph_indirect_call_info): Declare.
36064         (cgraph_make_edge_direct) Update declaration.
36065         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
36066         (cgraph_create_indirect_edge): Use it.
36067         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
36068         callees.
36069         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
36070         the new thunk_delta representation.
36071         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
36072         HOST_WIDE_INT.
36073         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
36074         (ipa_read_indirect_edge_info): Likewise.
36075         * lto-cgraph.c (output_edge_opt_summary): New function.
36076         (output_node_opt_summary): Call it on all outgoing edges.
36077         (input_edge_opt_summary): New function.
36078         (input_node_opt_summary): Call it on all outgoing edges.
36079
36080 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
36081
36082         PR driver/47137
36083         * gcc.c (main): Don't check have_o when settting combine_inputs.
36084
36085 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
36086
36087         * regrename.c: Add general comment describing the pass.
36088         (struct du_head): Remove 'length' field.
36089         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
36090         (regrename_optimize): Do not sort chains.  Rework comments, add others.
36091         Force renaming to the preferred class (if any) in the first pass and do
36092         not consider registers that belong to it in the second pass.
36093         (create_new_chain): Do not set 'length' field.
36094         (scan_rtx_reg): Likewise.
36095
36096 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
36097
36098         PR tree-optimization/47140
36099         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
36100         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
36101         to bit_value_binop.
36102
36103         PR rtl-optimization/47028
36104         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
36105         parm_birth_insn instead of at the beginning of first bb.
36106
36107 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
36108
36109         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
36110         Remove the word "see" before "@pxref".
36111         * doc/rtl.texi: Remove the word "see" before "@pxref".
36112
36113 2011-01-01  Jan Hubicka  <jh@suse.cz>
36114
36115         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
36116         memory.
36117
36118 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
36119
36120         PR target/38662
36121         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
36122
36123 \f
36124 Copyright (C) 2011 Free Software Foundation, Inc.
36125
36126 Copying and distribution of this file, with or without modification,
36127 are permitted in any medium without royalty provided the copyright
36128 notice and this notice are preserved.