gcc/ChangeLog

   1 2011-11-07  Uros Bizjak  <ubizjak@gmail.com>
   2
   3         * config/i386/f16cintrin: Remove extra _X86INTRIN_H_INCLUDED check.
   4
   5 2011-11-07  Tristan Gingold  <gingold@adacore.com>
   6
   7         * config.gcc (*-*-*vms*): Set c_target_objs, cxx_target_objs.
   8         * config/vms/t-vms: Add vms-c.o rule.
   9         * config/vms/vms-c.c: New file.
  10         * config/vms/vms-protos.h (vms_c_register_pragma): New prototype.
  11         * config/vms/vms.h (REGISTER_TARGET_PRAGMAS): Define.
  12
  13 2011-11-07  Tristan Gingold  <gingold@adacore.com>
  14
  15         * config/alpha/vms.h (TARGET_OBJECT_SUFFIX,
  16         TARGET_EXECUTABLE_SUFFIX, TARGET_OS_CPP_BUILTINS,
  17         TARGET_ABI_OPEN_VMS, LONG_TYPE_SIZE, ADA_LONG_TYPE_SIZE,
  18         POINTER_SIZE, POINTERS_EXTEND_UNSIGNED): Move to config/vms/vms.h
  19         (SUBTARGET_OS_CPP_BUILTINS): Define.
  20         (TARGET_DEFAULT): Tune according to POINTER_SIZE.
  21         (MASK_RETURN_ADDR): Define in 64 bit mode.
  22         * config/ia64/vms.h: Likewise.
  23         * config/vms/vms.h: New file.
  24         * config/vms/vms64.h: New file.
  25         * config/alpha/vms64.h: Removed.
  26         * config/ia64/vms64.h: Removed.
  27         * config.gcc (alpha64-dec-*vms*, alpha*-dec-*vms*, ia64-hp-*vms*):
  28         Adjust for above change.
  29
  30 2011-11-07  Enkovich Ilya  <ilya.enkovich@intel.com>
  31
  32         PR target/50962
  33         * config/i386/i386-protos.h (ix86_use_lea_for_mov): New.
  34         * config/i386/i386.c (ix86_use_lea_for_mov): Likewise.
  35         * config/i386/i386.md (movsi_internal): Emit lea if profitable.
  36         (movdi_internal_rex64): Likewise.
  37
  38 2011-11-07  Sergey Ostanevich  <sergos.gnu@gmail.com>
  39
  40         PR rtl-optimization/47698
  41         * ifconv.c (noce_operand_ok): prevent CMOV generation for volatile mem.
  42
  43 2011-11-07  Tristan Gingold  <gingold@adacore.com>
  44
  45         * common/config/alpha/alpha-common.c (alpha_option_init_struct):
  46         New function.
  47         (TARGET_OPTION_INIT_STRUCT): Define.
  48         * config/alpha/alpha.c (TARGET_MIN_ANCHOR_OFFSET)
  49         (TARGET_MAX_ANCHOR_OFFSET)
  50         (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Redefine.
  51
  52 2011-11-06  Quentin Neill  <quentin.neill@amd.com>
  53
  54         Fix r180999, update ChangeLog
  55         * config.gcc: Add f16cintrin.h.
  56         * config/i386/f16cintrin.h: Add missing endif.
  57
  58 2011-11-06  Sebastian Huber  <sebastian.huber@embedded-brains.de>
  59
  60         * config.gcc (arm*-*-rtemseabi*): New target.
  61         * config/arm/rtems-eabi.h: New.
  62         * config/arm/t-rtems-eabi: New.
  63
  64 2011-11-06  David S. Miller  <davem@davemloft.net>
  65
  66         * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): Delete.
  67         (zero_extend_v8qi_vis, zero_extend_v4hi_vis,
  68         *zero_extend_v8qi_<P:mode>_insn,
  69         *zero_extend_v4hi_<P:mode>_insn): Express using vec_merge
  70         and vec_duplicate instead of using an UNSPEC.
  71
  72 2011-11-07  Alan Modra  <amodra@gmail.com>
  73
  74         PR target/30282
  75         * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
  76         blockage for ABI_V4.
  77
  78 2011-11-06  Dave Korn  <dave.korn.cygwin@gmail.com>
  79
  80         * config/i386/cygwin.h (LIBGCJ_SONAME): Updated to match recent
  81         libgcj version bump.
  82         * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
  83
  84 2011-11-06  Eric Botcazou  <ebotcazou@adacore.com>
  85
  86         * gcse.c: Adjust outdated comments throughout.
  87         (struct mem_conflict_info): New structure.
  88         (mems_conflict_for_gcse_p): Use it to communicate with caller.
  89         (load_killed_in_block_p): Pass it to note_stores.
  90         (hash_expr): Remove superfluous line break.
  91         (hash_scan_set): Rename PAT parameter into SET.
  92         (hash_scan_insn): Reorder cases.
  93         (canon_list_insert): Fix long line.
  94         (edge_list): Delete.
  95         (prune_expressions): Rename E local variable into EXPR.
  96         (compute_pre_data): Return struct edge_list * object.
  97         (pre_expr_reaches_here_p_work): Fix formatting.
  98         (process_insert_insn): Move around comment.
  99         (pre_edge_insert): Fix long line.
 100         (pre_insert_copies): Likewise.
 101         (gcse_emit_move_after): Swap SRC and DEST parameters.
 102         (pre_delete): Adjust call to gcse_emit_move_after.
 103         (pre_gcse): Take struct edge_list * parameter.  Fix long line.
 104         (one_pre_gcse_pass): Use flag_gcse_lm condition for all routines.
 105         Use a local list of edges.
 106         (hoist_code): Fix long line.  Adjust call to gcse_emit_move_after.
 107         (pre_ldst_expr_hash): Fix long line.
 108         (free_ldst_mems): Rename into...
 109         (free_ld_motion_mems): ...this.
 110         (first_ls_expr): Delete.
 111         (next_ls_expr): Likewise.
 112         (print_ldst_list): Do not use above two functions.
 113         (simple_mem): Adjust interface.
 114         (compute_ld_motion_mems): Fix formatting.
 115         (update_ld_motion_stores): Reuse local variable.
 116
 117 2011-11-06  Joseph Myers  <joseph@codesourcery.com>
 118
 119         * c-decl.c (shadow_tag_warned, grokdeclarator): Handle _Alignas
 120         specifiers.
 121         (build_null_declspecs): Initialize align_log and alignas_p fields.
 122         (declspecs_add_alignas): New.
 123         * c-parser.c (c_token_starts_declspecs): Handle RID_ALIGNAS.
 124         (c_parser_declspecs): Handle _Alignas specifiers.
 125         (c_parser_alignas_specifier): New.
 126         (c_parser_alignof_expression): Diagnose alignof use for non-C1X.
 127         Diagnose _Alignof (expression).
 128         * c-tree.h (struct c_declspecs): Add align_log and alignas_p fields.
 129         (declspecs_add_alignas): Declare.
 130         * ginclude/stddef.h (max_align_t): Define for C1X and C++11.
 131         * ginclude/stdalign.h: New.
 132         * Makefile.in (USER_H): Add stdalign.h.
 133
 134 2011-11-06  Joern Rennecke  <joern.rennecke@embecosm.com>
 135             Eric Botcazou  <ebotcazou@adacore.com>
 136
 137         * regset.h (fixed_reg_set_regset): Declare.
 138         * dse.c: Include regset.h .
 139         (struct insn_info): Add member fixed_regs_live.
 140         (note_add_store_info): New typedef.
 141         (note_add_store): New function.
 142         (emit_inc_dec_insn_before): Expect arg to be of type insn_info_t.
 143         Use gen_add3_insn / gen_move_insn.
 144         Check new insn for unwanted clobbers before emitting it.
 145         (check_for_inc_dec): Rename to...
 146         (check_for_inc_dec_1:) ... this.  Return bool.  Take insn_info
 147         parameter.  Changed all callers in file.
 148         (check_for_inc_dec, copy_fixed_regs): New functions.
 149         (scan_insn): Set fixed_regs_live field of insn_info.
 150         * rtl.h (check_for_inc_dec): Update prototype.
 151         * postreload.c (reload_cse_simplify): Take new signature of
 152         check_ind_dec into account.
 153         * reginfo.c (fixed_reg_set_regset): New variable.
 154         (init_reg_sets_1): Initialize it.
 155
 156 2011-11-06  Jakub Jelinek  <jakub@redhat.com>
 157
 158         * tree-cfg.c (gimple_can_merge_blocks_p): For -O0 don't remove
 159         any user labels.
 160
 161 2011-11-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 162
 163         * config/pa/pa.c (pa_hpux_init_libfuncs): Rename to pa_init_libfuncs.
 164         Remove dependence of declaration and target define on definition of
 165         HPUX_LONG_DOUBLE_LIBRARY.  Update implementation.
 166
 167 2011-11-06  Andrew Macleod  <amacleod@redhat.com>
 168             Richard Henderson  <rth@redhat.com>
 169             Aldy Hernandez  <aldyh@redhat.com>
 170
 171         Merged from cxx-mem-model.
 172
 173         * cppbuiltin.c (define__GNUC__): Define __ATOMIC memory models
 174         * coretypes.h (enum memmodel): New.  enumerated memory model type.
 175         * Makefile.in (cppbuiltin.o) Add missing dependency on $(TREE_H)
 176         * genopinit,c (optabs): Add atomic direct optab handlers.
 177         * sync-builtins.def (BUILT_IN_ATOMIC_*): New builtins.
 178         * builtin-types.def (BT_CONST_VOLATILE_PTR,
 179         BT_FN_I{1,2,4,8,16}_CONST_VPTR_INT, BT_FN_VOID_VPTR_INT,
 180         BT_FN_BOOL_VPTR_INT, BT_FN_BOOL_SIZE_CONST_VPTR,
 181         BT_FN_I{1,2,4,8,16}_VPTR_I{1,2,4,8,16}_INT,
 182         BT_FN_VOID_VPTR_I{1,2,4,8,16}_INT, BT_FN_VOID_SIZE_VPTR_PTR_INT,
 183         BT_FN_VOID_SIZE_CONST_VPTR_PTR_INT, BT_FN_VOID_SIZE_VPTR_PTR_PTR_INT,
 184         BT_FN_BOOL_VPTR_PTR_I{1,2,4,8,16}_BOOL_INT_INT): New builtin types.
 185         * expr.h (expand_atomic_*): Add prototypes.
 186         (expand_{bool,val}_compare_and_swap): Remove prototypes.
 187         * c-typeck.c (build_function_call_vec): Don't reprocess __atomic
 188         parameters.
 189         * common.opt (Winvalid-memory-model): New warning flag.
 190         (finline-atomics): New. Flag to disable atomic inlining.
 191         * params.h (ALLOW_LOAD_DATA_RACES): New.
 192         (ALLOW_PACKED_LOAD_DATA_RACES): New.
 193         (ALLOW_PACKED_STORE_DATA_RACES): New.
 194         * params.def (PARAM_ALLOW_LOAD_DATA_RACES): New.
 195         (PARAM_ALLOW_PACKED_LOAD_DATA_RACES): New.
 196         (PARAM_ALLOW_PACKED_STORE_DATA_RACES): New.
 197         * builtins.c (is_builtin_name): Handle __atomic.
 198         (get_memmodel): New.  Extract memory model.
 199         (expand_expr_force_mode): New. Factor out common code for ensuring an
 200         integer argument is in the proper mode.
 201         (expand_builtin_sync_operation): Remove ignore param.  Always call
 202         expand_atomic_fetch_op instead of the old expanders.
 203         (expand_builtin_compare_and_swap,
 204         expand_builtin_sync_lock_test_and_set): Use expand_expr_force_mode,
 205         call atomic expanders instead of sync expanders.
 206         (expand_builtin_sync_lock_release): Call atomic_store expander.
 207         (expand_builtin_atomic_compare_exchange, expand_builtin_atomic_load,
 208         expand_builtin_atomic_store, expand_builtin_atomic_fetch_op): New.
 209         (expand_builtin_atomic_exchange): New.
 210         (fold_builtin_atomic_always_lock_free,
 211         expand_builtin_atomic_always_lock_free,
 212         fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
 213         New.
 214         (expand_builtin_mem_thread_fence, expand_builtin_atomic_thread_fence,
 215         expand_builtin_atomic_signal_fence): New.
 216         (expand_builtin_mem_signal_fence): New.
 217         (expand_builtin): Add cases for BUILT_IN_ATOMIC_*.
 218         (fold_builtin_2): Add cases for BUILT_IN_ATOMIC_{IS,ALWAYS}_LOCK_FREE.
 219         * optabs.h (DOI_atomic_*): Define new atomics.
 220         (atomic_*_optab): Define.
 221         (can_compare_and_swap_p, expand_atomic_compare_and_swap): New
 222         prototypes.
 223         * optabs.c (expand_sync_operation, expand_sync_fetch_operation): Remove.
 224         (expand_sync_lock_test_and_set): Remove.
 225         (expand_atomic_load, expand_atomic_store): New.
 226         (expand_atomic_exchange): New.
 227         (expand_atomic_compare_and_swap): New.  Implements
 228         atomic_compare_exchange via compare and swap.
 229         (struct atomic_op_functions): Opcode table struct for fetch ops.
 230         (get_atomic_op_for_code): New.  Return an opcode table entry.
 231         (maybe_emit_op): New.  Try to emit a fetch op.
 232         (expand_atomic_fetch_op): New.
 233         (expand_val_compare_and_swap_1): Remove.
 234         (expand_val_compare_and_swap, expand_bool_compare_and_swap): Remove.
 235         (expand_atomic_compare_and_swap): Rename from
 236         expand_atomic_compare_exchange.  Rewrite to return both success and
 237         oldval return values; expand via both atomic and sync optabs.
 238         (can_compare_and_swap_p): New.
 239         (expand_compare_and_swap_loop): Use expand_atomic_compare_and_swap.
 240         (maybe_gen_insn): Handle 7 and 8 operands.
 241         * omp-low.c (expand_omp_atomic_fetch_op): Don't test individual
 242         fetch_op optabs, only test can_compare_and_swap_p.  Use __atomic
 243         builtins instead of __sync builtins.
 244         (expand_omp_atomic_pipeline): Use can_compare_and_swap_p.
 245         * doc/extend.texi: Document __atomic built-in functions.
 246         * doc/invoke.texi: Document data race parameters.
 247         * doc/md.texi: Document atomic patterns.
 248         * config/i386/i386.md (UNSPEC_MOVA): New.
 249         (UNSPECV_CMPXCHG): Split into ...
 250         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2,
 251         UNSPECV_CMPXCHG_3, UNSPECV_CMPXCHG_4): New.
 252         * config/i386/sync.md (ATOMIC): New mode iterator.
 253         (atomic_load<ATOMIC>, atomic_store<ATOMIC>): New.
 254         (atomic_loaddi_fpu, atomic_storedi_fpu, movdi_via_fpu): New.
 255         (mem_thread_fence): Rename from memory_barrier.
 256         Handle the added memory model parameter.
 257         (mfence_nosse): Rename from memory_barrier_nosse.
 258         (sync_compare_and_swap<CASMODE>): Split into ...
 259         (atomic_compare_and_swap<SWI124>): this and ...
 260         (atomic_compare_and_swap<CASMODE>): this.  Handle the new parameters.
 261         (atomic_compare_and_swap_single<SWI>): Rename from
 262         sync_compare_and_swap<SWI>; rewrite to use split unspecs.
 263         (atomic_compare_and_swap_double<DCASMODE>): Rename from
 264         sync_double_compare_and_swap<DCASMODE>; rewrite to use split unspecs.
 265         (*atomic_compare_and_swap_doubledi_pic): Rename from
 266         sync_double_compare_and_swapdi_pic; rewrite to use split unspecs.
 267         (atomic_fetch_add<SWI>): Rename from sync_old_add<SWI>; add memory
 268         model parameter.
 269         (*atomic_fetch_add_cmp<SWI>): Similarly.
 270         (atomic_add<SWI>, atomic<any_logic><SWI>): Similarly.
 271         (atomic_sub<SWI>): Similarly.  Use x86_maybe_negate_const_int.
 272         (sync_lock_test_and_set<SWI>): Merge with ...
 273         (atomic_exchange<SWI>): ... this.
 274
 275 2011-11-6  Richard Guenther  <rguenther@suse.de>
 276
 277         * ipa-prop.c (ipa_modify_call_arguments): Re-compute
 278         inlinable flag.
 279
 280 2011-11-06  Ira Rosen  <ira.rosen@linaro.org>
 281
 282         * tree-vectorizer.h (vectorizable_condition): Add argument.
 283         * tree-vect-loop.c (vectorizable_reduction): Fail for condition
 284         in SLP.  Update calls to vectorizable_condition.
 285         * tree-vect-stmts.c (vect_is_simple_cond): Add basic block info to
 286         the arguments.  Pass it to vect_is_simple_use_1.
 287         (vectorizable_condition): Add slp_node to the arguments.  Support
 288         vectorization of basic blocks.  Fail for reduction in SLP.  Update
 289         calls to vect_is_simple_cond and vect_is_simple_use.  Support SLP:
 290         call vect_get_slp_defs to get vector operands.
 291         (vect_analyze_stmt): Update calls to vectorizable_condition.
 292         (vect_transform_stmt): Likewise.
 293         * tree-vect-slp.c (vect_create_new_slp_node): Handle COND_EXPR.
 294         (vect_get_and_check_slp_defs): Handle COND_EXPR.  Allow pattern
 295         def stmts.
 296         (vect_build_slp_tree): Handle COND_EXPR.
 297         (vect_analyze_slp_instance): Push pattern statements to root node.
 298         (vect_get_constant_vectors): Fix comments.  Handle COND_EXPR.
 299
 300 2011-11-05  David S. Miller  <davem@davemloft.net>
 301
 302         * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): New unspec.
 303         (zero-extend_v8qi_vis, zero_extend_v4hi_vis): New expanders.
 304         (*zero_extend_v8qi_<P:mode>_insn,
 305         *zero_extend_v4hi_<P:mode>_insn): New insns.
 306         * config/sparc/sparc.c (vector_init_move_words,
 307         vector_init_prepare_elts, sparc_expand_vector_init_vis2,
 308         sparc_expand_vector_init_vis1): New functions.
 309         (vector_init_bshuffle): Rewrite to handle more cases and make use
 310         of locs[] array prepared by vector_init_prepare_elts.
 311         (vector_init_fpmerge, vector_init_faligndata): Delete.
 312         (sparc_expand_vector_init): Rewrite using new infrastructure.
 313
 314 2011-11-05  Joern Rennecke  <joern.rennecke@embecosm.com>
 315
 316         * config.gcc (epiphany-*-*): New architecture.
 317         (epiphany-*-elf): New configuration.
 318         * config/epiphany, common/config/epiphany : New directories.
 319         * doc/extend.texi (disinterrupt attribute): Add Epiphany.
 320         (interrupt attribute): Add Epiphany.
 321         (long_call, short_call attribute): Add Epiphany.
 322         * doc/invoke.texi (Options): Add Epiphany options.
 323         * doc/md.texi (Machine Constraints): Add Epiphany constraints.
 324         * doc/install.texi (Options specification):
 325         Add --with-stack-offset=@var{num} description.
 326         (host/target specific issues): Add epiphany-*-elf.
 327         * doc/contrib.texi (Contributors): Mention Epiphany port.
 328
 329 2011-11-05  Jakub Jelinek  <jakub@redhat.com>
 330
 331         PR tree-optimization/50693
 332         * tree-cfg.c (gimple_can_merge_blocks_p): Allow merging with
 333         non-forced user labels.
 334         (gimple_merge_blocks): Turn non-forced user labels into
 335         debug bind stmt with the label as first operand and reset value.
 336         (gimple_duplicate_bb): Don't duplicate label debug stmts.
 337         * dwarf2out.c (gen_label_die): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
 338         * final.c (final_scan_insn): Likewise.
 339         (rest_of_clean_state): Don't dump NOTE_INSN_DELETED_DEBUG_LABEL.
 340         * var-tracking.c (debug_label_num): New variable.
 341         (delete_debug_insns): Don't delete DEBUG_INSNs for LABEL_DECLs,
 342         instead turn them into NOTE_INSN_DELETED_DEBUG_LABEL notes.
 343         * cfglayout.c (skip_insns_after_block, duplicate_insn_chain): Handle
 344         NOTE_INSN_DELETED_DEBUG_LABEL.
 345         (duplicate_insn_chain): Don't duplicate LABEL_DECL DEBUG_INSNs.
 346         * insn-notes.def (DELETED_DEBUG_LABEL): New note kind.
 347         * print-rtl.c (print_rtx): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
 348         * gengtype.c (adjust_field_rtx_def): Likewise.
 349         * config/i386/i386.c (ix86_output_function_epilogue): For MachO
 350         clear CODE_LABEL_NUMBER of NOTE_INSN_DELETED_DEBUG_LABEL
 351         if their are at the end of function and nop hasn't been emitted.
 352         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Likewise.
 353
 354 2011-11-05  Georg-Johann Lay  <avr@gjlay.de>
 355
 356         PR rtl-optimization/50448
 357         * cprop.c (try_replace_reg): Also try to replace uses of FROM that
 358         appear in SET_DEST.
 359
 360 2011-11-05  Peter Dufault  <dufault@hda.com>,
 361             Sebastian Huber  <sebastian.huber@embedded-brains.de>
 362
 363         * config/rs6000/rtems.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
 364         Extend rs6000_spe handling.
 365
 366 2011-11-05  Ralf Corsépius  <ralf.corsepius@rtems.org>
 367
 368         * config/rs6000/t-rtems: Add -mcpu=8540/-mfloat-gprs=double multilib.
 369         Remove -mcpu=601 multilib.
 370         Remove -Dmpc8260 multilib.
 371         * config/rs6000/rtems.h: Allow --float-gprs=... to override grps
 372         on E500 targets.
 373
 374 2011-11-05  Quentin Neill  <quentin.neill@amd.com>
 375
 376         Piledriver f16cintrin.h fix.
 377         * config/i386/f16cintrin.h: Contents moved from immintrin.h.
 378         * config/i386/immintrin.h: Include f16cintrin.h.
 379         * config.gcc (i[34567]86-*-*, x86_64-*-*): Add f16cintrin.h.
 380
 381
 382 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
 383
 384         PR c++/50608
 385         * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
 386         to fold_offsetof.
 387         * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
 388
 389 2011-11-04  Alan Modra  <amodra@gmail.com>
 390
 391         * reload1.c (gen_reload): Don't use REGNO on SUBREGs.
 392         * print-rtl.c (print_rtx): Don't segfault on negative regno.
 393
 394 2011-11-04  David S. Miller  <davem@davemloft.net>
 395
 396         PR target/49965
 397         * config/sparc/sparc.c (sparc_expand_conditional_move): Handle the
 398         fact that sparc_emit_float_lib_cmp modifies the comparison in
 399         operands[1].
 400
 401 2011-11-04  Ralf Corsépius  <ralf.corsepius@rtems.org>
 402
 403         * config/lm32/t-rtems: New.
 404         * config.gcc (lm32-*-rtems*): Add t-rtems.
 405
 406 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
 407
 408         PR target/50979
 409         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
 410
 411 2011-11-04  Jiangning Liu  <jiangning.liu@arm.com>
 412
 413         PR rtl-optimization/38644
 414         * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
 415         for epilogue having stack adjustment.
 416
 417 2011-11-04  Georg-Johann Lay  <avr@gjlay.de>
 418
 419         PR target/50931
 420         * config/avr/avr-modes.def: New file defining PSImode.
 421         * config/avr/avr-c.c (__INT24_MAX__, __INT24_MIN__,
 422         __UINT24_MAX__): New built-in defines.
 423         * config/avr/avr.md (adjust_len): Add tstpsi, mov24,  reload_in24,
 424         ashlpsi, ashrpsi, lshrpsi.
 425         (QISI, QIDI, HISI, HIDI, MPUSH, rotx, rotsmode): Add PSI.
 426         (MOVMODE): New mode iterator.
 427         (movpsi): New expander.
 428         (movqi, movhi, movsi, movsf, movpsi): Write as one using MOVMODE.
 429         (*reload_inpsi, *movpsi): New insns.
 430         (*reload_inpsi): New RTL peephole.
 431         (addpsi3, *addpsi3_zero_extend.qi, *addpsi3_zero_extend.hi,
 432         *addpsi3_sign_extend.hi): New insns.
 433         (subpsi3, *subpsi3_zero_extend.qi, *subpsi3_zero_extend.hi,
 434         *subpsi3_sign_extend.hi): New insns.
 435         (divmodpsi4, udivmodpsi4): New define insn-and-split.
 436         (*divmodpsi4_call, *udivmodpsi4_call): New insns.
 437         (andpsi3, iorpsi3, xorpsi3): New insns.
 438         (*rotlpsi2.1, *rotlpsi2.23): New insns.
 439         (*rotw<mode>): Insn condition only allow even-sized modes.
 440         (*rotb<mode>): Insn condition allows odd-sized modes.
 441         (ashlpsi3, ashrpsi3, lshrpsi3, *addpsi3.lt0): New insns.
 442         (negpsi2, one_cmplpsi2): New insns.
 443         (extendqipsi2, extendhipsi2, extendpsisi2): New insns.
 444         (zero_extendqipsi2, zero_extendhipsi2, zero_extendpsisi2): New
 445         insn-and-splits.
 446         (*cmppsi, *negated_tstpsi, *reversed_tstpsi): New insns.
 447         (cbranchpsi4): New expander.
 448         * config/avr/constraints.md (Ca3, Co3, Cx3): New constraints.
 449         * config/avr/avr-protos.h (avr_out_tstpsi, avr_out_movpsi,
 450         avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3,
 451         avr_out_reload_inpsi): New prototypes.
 452
 453         * config/avr/avr.c (TARGET_SCALAR_MODE_SUPPORTED_P): Define to...
 454         (avr_scalar_mode_supported_p): ...this new static function.
 455         (avr_asm_len): Always return "".
 456         (avr_out_load_psi, avr_out_store_psi): New static functions.
 457         (avr_out_movpsi, avr_out_reload_inpsi): New functions.
 458         (avr_out_tstpsi): New function.
 459         (avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3): New functions.
 460         (avr_out_plus_1, output_reload_in_const): Handle 3-byte types.
 461         (avr_simplify_comparison_p): Ditto.
 462         (adjust_insn_length): Handle ADJUST_LEN_RELOAD_IN24,
 463         ADJUST_LEN_MOV24, ADJUST_LEN_TSTPSI, ADJUST_LEN_ASHLPSI,
 464         ADJUST_LEN_ASHRPSI, ADJUST_LEN_LSHRPSI.
 465         (avr_rtx_costs_1): Report PSI costs.
 466         (avr_libcall_value): Handle odd-sized parameters.
 467         (avr_init_builtin_int24): New static function to define built-in
 468         24-bit types __int24 and __uint24.
 469         (avr_init_builtins): Use it.
 470
 471 2011-11-04  Thomas Doerfler <thomas.doerfler@embedded-brains.de>
 472
 473         PR target/50989
 474         * config/arm/rtems-elf.h, config/arm/t-rtems: Add optional
 475         support for VFP floating point model.
 476
 477 2011-11-04  Tristan Gingold  <gingold@adacore.com>
 478
 479         * config/alpha/vms.h (ASM_OUTPUT_DEF): Do not switch section.
 480
 481 2011-11-04  Ira Rosen  <ira.rosen@linaro.org>
 482
 483         Unrevert:
 484         2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
 485
 486         PR tree-optimization/50730
 487         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
 488         analysis if encountered unsupported data-ref.
 489
 490 2011-11-04  Jakub Jelinek  <jakub@redhat.com>
 491
 492         * config/i386/i386.c (ix86_expand_vector_convert_uns_vsivsf): New
 493         function.
 494         * config/i386/i386-protos.h (ix86_expand_vector_convert_uns_vsivsf):
 495         New prototype.
 496         * config/i386/sse.md (floatuns<sseintvecmodelower><mode>2): Use it.
 497         For floatunsv8siv8sf2 require TARGET_AVX2.
 498
 499         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): Add
 500         XORP argument.  Subtract 0x1p31 instead of 0x1p32.  Use normal
 501         signalling comparison instead of non-signalling.  Store into
 502         *XORP pseudo holding 0x80000000 integers if 0x1p31 has been
 503         subtracted and 0 otherwise.
 504         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si):
 505         Adjust prototype.
 506         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Enable
 507         already for TARGET_SSE2.  Xor in vector initialized by
 508         ix86_expand_adjust_ufix_to_sfix_si at the end.
 509         (vec_pack_ufix_trunc_<mode>): Likewise.
 510
 511         * tree-vect-stmts.c (vectorizable_conversion): Rewritten to handle
 512         not just FLOAT_EXPR and FIX_TRUNC_EXPR, but also CONVERT_EXPR_CODE_P,
 513         WIDEN_MULT_EXPR and WIDEN_LSHIFT_EXPR to handle what
 514         vectorizable_type_demotion and vectorizable_type_promotion did.
 515         Additionally handle FLOAT_EXPR and FIX_TRUNC_EXPR where the integer
 516         is {,un}signed {char,short}.
 517         (vect_create_vectorized_demotion_stmts): Fix comment typo.  For
 518         recursive calls unconditionally use VEC_PACK_TRUNC_EXPR.
 519         Push vec_dest back to the vec_dsts vector at the end.
 520         (vect_create_vectorized_promotion_stmts): Don't recurse, do just
 521         one step.  Removed multi_step_cvt, vec_dsts, slp_node and
 522         prev_stmt_info arguments, add vec_dest argument.  Push always
 523         into vec_tmp, not just when multi_step_cvt != 0, replace *vec_oprdn0
 524         with vec_tmp at the end after freeing old *vec_oprnd0 vector.
 525         (vectorizable_type_demotion, vectorizable_type_promotion): Removed.
 526         (vect_analyze_stmt): Don't call vectorizable_type_demotion and
 527         vectorizable_type_promotion.  Call vectorizable_conversion even
 528         for SLP bb vectorization.
 529         (vect_transform_stmt): Call vectorizable_conversion instead of
 530         vectorizable_type_demotion and vectorizable_type_promotion.
 531         (supportable_widening_operation): Clear *multi_step_cvt first,
 532         simplify c1/c2 computation, free *interm_types vector on failure.
 533         (supportable_narrowing_operation): Clear *multi_step_cvt first,
 534         free *interm_types vector on failure, handle multi-step
 535         FIX_TRUNC_EXPR.
 536
 537 2011-11-04  Tristan Gingold  <gingold@adacore.com>
 538
 539         * config/alpha/alpha.c (alpha_write_linkage): Remove fundecl
 540         argument.  Conditionally generate crash debug info.  Adjust
 541         for alpha_funcs_tree removal.
 542         (machine_function): Add links field.
 543         (alpha_start_function): Conditionally generate crash debug info.
 544         (alpha_end_function): Adjust call to alpha_write_linkage.
 545         (alpha_funcs): Remove.
 546         (links_kind): Remove.
 547         (alpha_links): Remove num, target and lkind field.  Add func field.
 548         (alpha_links_tree): Remove.
 549         (alpha_funcs_tree): Remove.
 550         (alpha_need_linkage): Remove.
 551         (alpha_use_linkage): Change prototype.  Adjust.
 552         (alpha_write_one_linkage): Use ASM_OUTPUT_INTERNAL_LABEL.
 553         Use SYMBOL_REF_EXTERNAL_P and SYMBOL_REF_LOCAL_P macro.
 554         * config/alpha/alpha-protos.h (alpha_use_linkage): Update.
 555         (alpha_need_linkage): Remove.
 556         * config/alpha/alpha.md: Update calls to alpha_use_linkage.
 557         Adjust calls to alpha_need_linkage.
 558
 559 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 560
 561         * sched-vis.c (print_value): Handle STRICT_LOW_PART.
 562
 563 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 564
 565         * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
 566         rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
 567         btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
 568
 569 2011-11-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 570
 571         PR target/50978
 572         * config/arm/t-bpabi: New file.
 573         * config.gcc (arm*-*-linux*): Add arm/t-bpabi to tmake_file for
 574         arm*-*-linux-*eabi.
 575         (arm*-*-uclinux*): Add arm/t-bpabi to tmake_file for
 576         arm*-*-uclinux*eabi.
 577         (arm*-*-eabi*, arm*-*-symbianelf*): Add arm/t-bpabi to tmake_file
 578         for arm*-*-eabi*.
 579
 580 2011-11-03  Michael Matz  <matz@suse.de>
 581
 582         PR bootstrap/50857
 583         * configure.ac: Check for -fno-exceptions -fno-rtti.
 584         * configure: Regenerate.
 585         * Makefile.in (NOEXCEPTION_FLAGS): New flag.
 586         (ALL_CXXFLAGS): Use it.
 587
 588 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 589
 590         * config/i386/i386.md: Use {} for multi-line preparation statements.
 591
 592 2011-11-03  Eric Botcazou  <ebotcazou@adacore.com>
 593
 594         * config/sparc/sparc.md (movtf_insn_sp32_no_fpu): Consolidate into...
 595         (movtf_insn_sp32): ...this.
 596         (movtf_insn_sp64_no_fpu): Consolidate into...
 597         (movtf_insn_sp64): ...this.
 598         (movtf_insn_sp64_hq): Do not test TARGET_FPU.
 599         * config/sparc/sparc.c (sparc_legitimate_address_p): Likewise.
 600
 601 2011-11-03  Tristan Gingold  <gingold@adacore.com>
 602
 603         * config/vms/vms.c (vms_patch_builtins): Fix typo.
 604
 605 2011-11-03  Richard Guenther  <rguenther@suse.de>
 606
 607         PR lto/44965
 608         * lto-opts.c: Re-implement.
 609         * lto-streamer.h (lto_register_user_option): Remove.
 610         (lto_read_file_options): Likewise.
 611         (lto_reissue_options): Likewise.
 612         (lto_clear_user_options): Likewise.
 613         (lto_clear_file_options): Likewise.
 614         * opts-global.c (post_handling_callback): Remove.
 615         (set_default_handlers): Do not set post_handling_callback.
 616         (decode_options): Remove LTO specific code.
 617         * lto-wrapper.c (merge_and_complain): New function.
 618         (run_gcc): Read all input file options and
 619         prepend a merged set before the linker driver options.
 620         * gcc.c (driver_post_handling_callback): Remove.
 621         (set_option_handlers): Do not set post_handling_callback.
 622         * opts-common.c (handle_option): Do not call post_handling_callback.
 623         * opts.h (struct cl_option_handlers): Remove post_handling_callback.
 624
 625 2011-11-03  Richard Guenther  <rguenther@suse.de>
 626
 627         * collect2.c (main): Guard object_nbr variable with TARGET_AIX_VERSION.
 628
 629 2011-11-03  Martin Jambor  <mjambor@suse.cz>
 630
 631         * ipa-prop.c (type_change_info): New fields offset, object,
 632         known_current_type and multiple_types_encountered.
 633         (extr_type_from_vtbl_ptr_store): New function.
 634         (check_stmt_for_type_change): Use it, set multiple_types_encountered if
 635         the result is different from the previous one.
 636         (detect_type_change): Renamed to detect_type_change_1. New parameter
 637         comp_type.  Set up new fields in tci, build known type jump
 638         functions if the new type can be identified.
 639         (detect_type_change): New function.
 640         * tree.h (DECL_CONTEXT): Comment new use.
 641
 642 2011-11-03  Richard Guenther  <rguenther@suse.de>
 643
 644         PR lto/48217
 645         * lto-wrapper.c (get_options_from_collect_gcc_options): Properly
 646         decode an encoded literal '.
 647
 648 2011-11-03  Tristan Gingold  <gingold@adacore.com>
 649
 650         * collect2.c (main): Add support of -f (response file) on AIX.
 651
 652 2011-11-03  Ira Rosen  <ira.rosen@linaro.org>
 653
 654         PR tree-optimization/50912
 655         * tree-vectorizer.h (slp_void_p): New.
 656         (struct _slp_tree): Replace left and right with children.  Update
 657         documentation.
 658         (struct _slp_oprnd_info): New.
 659         (vect_get_vec_defs): Declare.
 660         (vect_get_slp_defs): Update arguments.
 661         * tree-vect-loop.c (vect_create_epilog_for_reduction): Call
 662         vect_get_vec_defs instead of vect_get_slp_defs.
 663         (vectorizable_reduction): Likewise.
 664         * tree-vect-stmts.c (vect_get_vec_defs): Remove static, add argument.
 665         Update call to vect_get_slp_defs.
 666         (vectorizable_conversion): Update call to vect_get_vec_defs.
 667         (vectorizable_assignment, vectorizable_shift,
 668         vectorizable_operation): Likewise.
 669         (vectorizable_type_demotion): Call vect_get_vec_defs instead of
 670         vect_get_slp_defs.
 671         (vectorizable_type_promotion, vectorizable_store): Likewise.
 672         (vect_analyze_stmt): Fix typo.
 673         * tree-vect-slp.c (vect_free_slp_tree): Update SLP tree traversal.
 674         (vect_print_slp_tree, vect_mark_slp_stmts,
 675         vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
 676         vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
 677         vect_schedule_slp_instance): Likewise.
 678         (vect_create_new_slp_node): New.
 679         (vect_create_oprnd_info, vect_free_oprnd_info): Likewise.
 680         (vect_get_and_check_slp_defs): Pass information about defs using
 681         oprnds_info, allow any number of operands.
 682         (vect_build_slp_tree): Likewise.  Update calls to
 683         vect_get_and_check_slp_defs.  Fix comments.
 684         (vect_analyze_slp_instance): Move node creation to
 685         vect_create_new_slp_node.
 686         (vect_get_slp_defs): Allow any number of operands.
 687
 688 2011-11-02  Peter Bergner  <bergner@vnet.ibm.com>
 689             Iain Sandoe  <iains@gcc.gnu.org>
 690
 691         * config/rs6000/rs6000.c (USE_HIDDEN_LINKONCE): New define.
 692         (get_ppc476_thunk_name): Use it.
 693         (rs6000_code_end): Likewise.
 694         (macho_branch_islands): Fix typo.
 695
 696 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
 697             Jason Merrill  <jason@redhat.com>
 698
 699         PR c++/50810
 700         * configure.ac: Add -Wno-narrowing to warning options.
 701         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
 702
 703 2011-11-02  Eric Botcazou  <ebotcazou@adacore.com>
 704
 705         PR target/50945
 706         * config/sparc/sparc.md (movsf_insn): Reindent constraints.
 707         (movdf_insn_sp32): Likewise.  Remove redundant G constraint.
 708         (movdf_insn_sp64): Likewise.
 709         (DFmode splitter): Do not test TARGET_FPU.
 710         (movtf_insn_sp32): Reindent constraints.
 711         (movtf_insn_sp32_no_fpu): Likewise.
 712         (movtf_insn_sp64): Likewise.
 713         (movtf_insn_sp64_hq): Likewise.
 714         (movtf_insn_sp64_no_fpu): Likewise.
 715
 716 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
 717
 718         PR c++/50956
 719         * builtins.c (fold_builtin_memchr): Fix cast.
 720
 721 2011-11-02  Teresa Johnson  <tejohnson@google.com>
 722
 723         * config/i386/predicates.md (promotable_binary_operator): Add minus
 724         to the list of promotable operators.
 725
 726 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 727
 728         * gthr-single.h, gthr.h: Move to ../libgcc.
 729         * gthr-aix.h: Move to ../libgcc/config/rs6000.
 730         * gthr-dce.h: Move to ../libgcc/config/pa.
 731         * gthr-lynx.h: Move to ../libgcc/config.
 732         * gthr-mipssde.h: Move to ../libgcc/config/mips.
 733         * gthr-posix.h: Move to ../libgcc/config.
 734         * gthr-rtems.h: Likewise.
 735         * gthr-tpf.h: Move to ../libgcc/config/s390.
 736         * gthr-vxworks.h: Move to ../libgcc/config.
 737         * gthr-win32.h: Move to ../libgcc/config/i386.
 738         * configure.ac (gthread_flags): Remove
 739         (gthr-default.h): Don't create.
 740         (thread_file): Don't substitute.
 741         * configure: Regenerate.
 742         * Makefile.in (GCC_THREAD_FILE): Remove.
 743         (GTHREAD_FLAGS): Remove.
 744         (libgcc.mvars): Remove GTHREAD_FLAGS.
 745         * config/t-vxworks (EXTRA_HEADERS): Remove.
 746
 747 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 748             Paolo Bonzini  <bonzini@gnu.org>
 749
 750         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
 751         * configure: Regenerate.
 752         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
 753         (TM_H): Remove libgcc_tm.h, $(libgcc_tm_file_list).
 754         (libgcc_tm.h, cs-libgcc_tm.h): Remove.
 755         (clean): Remove libgcc_tm.h
 756         * mkconfig.sh: Don't include libgcc_tm.h in tm.h.
 757         * config.gcc (libgcc_tm_file): Remove.
 758         (arm*-*-linux*): Remove libgcc_tm_file for arm*-*-linux-*eabi.
 759         (arm*-*-uclinux*): Remove libgcc_tm_file for arm*-*-uclinux*eabi.
 760         (arm*-*-eabi*, arm*-*-symbianelf*): Remove libgcc_tm_file.
 761         (avr-*-rtems*): Likewise.
 762         (avr-*-*): Likewise.
 763         (frv-*-elf): Likewise.
 764         (frv-*-*linux*): Likewise.
 765         (h8300-*-rtems*): Likewise.
 766         (h8300-*-elf*): Likewise.
 767         (i[34567]86-*-darwin*): Likewise.
 768         (x86_64-*-darwin*): Likewise.
 769         (rx-*-elf*): Likewise.
 770         (tic6x-*-elf): Likewise.
 771         (tic6x-*-uclinux): Likewise.
 772         (i[34567]86-*-linux*, x86_64-*-linux*): Likewise.
 773
 774 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 775
 776         * Makefile.in (LIBGCC2_DEBUG_CFLAGS LIBGCC2_CFLAGS)
 777         (LIBGCC2_INCLUDES, TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA)
 778         (LIB2FUNCS_STATIC_EXTRA, LIB2FUNCS_EXCLUDE, T, T_TARGET)
 779         (INCLUDES_FOR_TARGET): Remove.
 780         (LIBGCC2_CFLAGS): Don't export.
 781         (LIB2FUNCS_ST, LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST, srcdirify):
 782         Remove.
 783         (libgcc-support): Remove $(LIB2ADD), $(LIB2ADD_ST) dependencies.
 784         (libgcc.mvars): Likewise.
 785         Don't emit LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE, LIB2ADD, LIB2ADD_ST,
 786         LIB2_SIDITI_CONV_FUNCS, LIB2_DIVMOD_FUNCS, LIBGCC2_CFLAGS,
 787         TARGET_LIBGCC2_CFLAGS.
 788         Emit GTHREAD_FLAGS.
 789         * libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: Move to ../libgcc.
 790         * config/darwin-64.c: Move to ../libgcc/config.
 791         * config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
 792         config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
 793         config/udivmodsi4.c: Move to ../libgcc/config.
 794         * config/gthr-posix.c: Move to ../libgcc/config/alpha.
 795         * config/memcmp.c, config/memcpy.c, config/memmove.c,
 796         config/memset.c: Move to ../libgcc/config.
 797         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Remove.
 798         * config/t-freebsd: Remove.
 799         * config/t-freebsd-thread: Move to ../libgcc/config.
 800         * config/t-libgcc-pic: Move to ../libgcc/config.
 801         * config/t-libunwind (TARGET_LIBGCC2_CFLAGS): Remove.
 802         * config/t-linux: Remove.
 803         * config/t-lynx (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
 804         Remove.
 805         * config/t-openbsd-thread: Move to ../libgcc/config.
 806         * config/t-rtems (LIBGCC2_INCLUDES): Remove.
 807         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Remove.
 808         * config/t-svr4: Remove.
 809         * config/t-vxworks (LIBGCC, INSTALL_LIBGCC, TARGET_LIBGCC2_CFLAGS)
 810         (LIBGCC2_DEBUG_CFLAGS, LIB2FUNCS_EXTRA, LIBGCC2_INCLUDES): Remove.
 811         * config/vxlib.c, config/vxlib-tls.c: Move to ../libgcc/config.
 812         * config/alpha/qrnnd.asm: Move to ../libgcc/config/alpha/qrnnd.S.
 813         * config/alpha/t-alpha, config/alpha/t-ieee: Remove.
 814         * config/alpha/t-vms (LIB2FUNCS_EXTRA, LIBGCC, INSTALL_LIBGCC): Remove.
 815         * config/alpha/vms-gcc_shell_handler.c: Move to ../libgcc/config/alpha.
 816         * config/arm/bpabi.c, config/arm/unaligned-funcs.c,
 817         config/arm/fp16.c, config/arm/linux-atomic.c,
 818         config/arm/linux-atomic-64bit.c: Move to ../libgcc/config/arm.
 819         * config/arm/t-arm-elf (LIBGCC, INSTALL_LIBGCC)
 820         (TARGET_LIBGCC2_CFLAGS): Remove.
 821         * config/arm/t-bpabi, config/arm/t-linux: Remove.
 822         * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS)
 823         (LIB2FUNCS_STATIC_EXTRA): Remove.
 824         * config/arm/t-netbsd: Remove.
 825         * config/arm/t-strongarm-elf (LIBGCC, INSTALL_LIBGCC)
 826         (TARGET_LIBGCC2_CFLAGS): Remove.
 827         * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Remove.
 828         * config/arm/t-wince-pe (LIBGCC, INSTALL_LIBGCC)
 829         (TARGET_LIBGCC2_CFLAGS): Remove.
 830         * config/avr/t-avr (LIB2FUNCS_EXCLUDE, TARGET_LIBGCC2_CFLAGS)
 831         (LIBGCC, INSTALL_LIBGCC): Remove.
 832         * config/bfin/t-bfin-elf (TARGET_LIBGCC2_CFLAGS): Remove.
 833         * config/bfin/t-bfin-linux: Likewise.
 834         * config/bfin/t-bfin-uclinux: Likewise.
 835         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
 836         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
 837         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
 838         config/c6x/ltf.c: Move to ../libgcc/config/c6x.
 839         * config/c6x/t-c6x-elf (LIB2FUNCS_EXCLUDE, LIB2FUNCS_EXTRA): Remove.
 840         * config/c6x/t-c6x-uclinux (TARGET_LIBGCC2_CFLAGS): Remove.
 841         * config/cris/arit.c: Move to ../libgcc/config/cris.
 842         * config/cris/cris_abi_symbol.c: Remove.
 843         * config/cris/cris.h: Remove obsolete comment.
 844         * config/cris/mulsi3.asm: Move to ../libgcc/config/cris/mulsi3.S.
 845         * config/cris/t-cris (LIB2FUNCS_EXTRA, CRIS_LIB1CSRC)
 846         ($(LIB2FUNCS_EXTRA)): Remove.
 847         * config/cris/t-elfmulti (LIB2FUNCS_STATIC_EXTRA, INSTALL_LIBGCC)
 848         (LIBGCC): Remove.
 849         * config/cris/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
 850         * config/fr30/t-fr30: Remove.
 851         * config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
 852         config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
 853         config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: Move
 854         to ../libgcc/config/frv.
 855         * config/frv/t-frv (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
 856         (cmovh.c, cmovw.c, cmovd.c, modi.c, umodi.c, uitof.c, uitod.c)
 857         (ulltof.c, LIBGCC, INSTALL_LIBGCC): Remove.
 858         * config/frv/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
 859         * config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
 860         config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
 861         config/h8300/popcounthi2.c: Move to ../libgcc/config/h8300.
 862         * config/h8300/t-h8300 (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
 863         (LIBGCC, INSTALL_LIBGCC): Remove.
 864         * config/i386/gthr-win32.c: Move to ../libgcc/config/i386.
 865         * config/i386/t-cygming (LIBGCC2_INCLUDES): Remove.
 866         * config/i386/t-cygwin: Remove.
 867         * config/i386/t-darwin (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
 868         (LIB2FUNCS_EXCLUDE): Remove.
 869         * config/i386/t-darwin64 (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
 870         (LIBGCC, INSTALL_LIBGCC): Remove.
 871         * config/i386/t-gthr-win32: Move to ../libgcc/config/i386.
 872         * config/i386/t-linux64 (LIBGCC, INSTALL_LIBGCC): Remove.
 873         * config/i386/t-mingw-w32: Likewise.
 874         * config/i386/t-mingw-w64: Likewise.
 875         * config/i386/t-openbsd: Likewise.
 876         * config/i386/t-nto: Remove.
 877         * config/ia64/quadlib.c: Move to ../libgcc/config/ia64.
 878         * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
 879         (quadlib.c): Remove.
 880         * config/ia64/t-ia64: Remove comment.
 881         * config/iq2000/lib2extra-funcs.c: Move to
 882         ../libgcc/config/iq2000/lib2funcs.c.
 883         * config/iq2000/t-iq2000: Remove.
 884         * config/m32c/m32c-lib2.c: Move to ../libgcc/config/m32c/lib2funcs.c.
 885         * config/m32c/m32c-lib2-trapv.c: Move to ../libgcc/config/m32c/trapv.c.
 886         * config/m32r/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
 887         * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Remove.
 888         * config/m32r/t-m32r (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 889         (INSTALL_LIBGCC): Remove.
 890         * config/m68k/fpgnulib.c: Move to ../libgcc/config/m68k.
 891         * config/m68k/t-floatlib: Remove.
 892         * config/m68k/t-mlibs (LIBGCC, INSTALL_LIBGCC): Remove.
 893         * config/mcore/t-mcore (TARGET_LIBGCC2_CFLAGS): Remove.
 894         Fix typo.
 895         (LIBGCC, INSTALL_LIBGCC): Remove.
 896         * config/mep/mep-lib2.c: Move to ../libgcc/config/mep/lib2funcs.c.
 897         * config/mep/mep-tramp.c: Move to ../libgcc/config/mep/tramp.c.
 898         * config/mep/t-mep (LIB2FUNCS_EXTRA): Remove.
 899         * config/mips/t-elf (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 900         (INSTALL_LIBGCC): Remove.
 901         * config/mips/t-isa3264: Likewise.
 902         * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Remove.
 903         * config/mips/t-r3900 (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 904         (INSTALL_LIBGCC): Remove.
 905         * config/mips/t-sde (LIBGCC, INSTALL_LIBGCC): Remove.
 906         * config/mips/t-sr71k (TARGET_LIBGCC2_CFLAGS, LIBGCC)
 907         (INSTALL_LIBGCC): Remove.
 908         * config/mips/t-vr (TARGET_LIBGCC2_CFLAGS)
 909         (LIB2FUNCS_STATIC_EXTRA): Remove.
 910         * config/mips/vr4120-div.S: Move to ../libgcc/config/mips.
 911         * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Remove.
 912         * config/mn10300/t-mn10300 (LIBGCC, INSTALL_LIBGCC): Remove.
 913         * config/pa/fptr.c, config/pa/linux-atomic.c: Move to
 914         ../libgcc/config/pa.
 915         * config/pa/lib2funcs.asm: Move to ../libgcc/config/pa/lib2funcs.S.
 916         * config/pa/quadlib.c: Move to ../libgcc/config/pa.
 917         * config/pa/t-dce-thr (LIBGCC, INSTALL_LIBGCC): Remove.
 918         * config/pa/t-linux, config/pa/t-linux64: Remove.
 919         * config/pa/t-pa-hpux, config/pa/t-pa-hpux10,
 920         config/pa/t-pa-hpux11, config/pa/t-pa64: Remove.
 921         * config/pdp11/t-pdp11 (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA):
 922         Remove.
 923         * config/picochip/libgccExtras: Move to ../libgcc/config/picochip.
 924         * config/picochip/t-picochip (LIB2FUNCS_EXTRA, RANLIB_FOR_TARGET)
 925         (TARGET_LIBGCC2_CFLAGS, LIBGCC2_DEBUG_CFLAGS): Remove.
 926         * config/rs6000/crtresfpr.asm: Move to
 927         ../libgcc/config/rs6000/crtresfpr.S.
 928         * config/rs6000/crtresgpr.asm: Move to
 929         ../libgcc/config/rs6000/crtresgpr.S.
 930         * config/rs6000/crtresxfpr.asm: Move to
 931         ../libgcc/config/rs6000/crtresxfpr.S.
 932         * config/rs6000/crtresxgpr.asm: Move to
 933         ../libgcc/config/rs6000/crtresxgpr.S.
 934         * config/rs6000/crtsavfpr.asm: Move to
 935         ../libgcc/config/rs6000/crtsavfpr.S.
 936         * config/rs6000/crtsavgpr.asm: Move to
 937         ../libgcc/config/rs6000/crtsavgpr.S.
 938         * config/rs6000/darwin-asm.h: Move to ../libgcc/config/rs6000.
 939         * config/rs6000/darwin-fpsave.asm: Move to
 940         ../libgcc/config/rs6000/darwin-fpsave.S.
 941         * config/rs6000/darwin-gpsave.asm: Move to
 942         ../libgcc/config/rs6000/darwin-gpsave.S.
 943         * config/rs6000/darwin-tramp.asm: Move to
 944         ../libgcc/config/rs6000/darwin-tramp.S.
 945         * config/rs6000/darwin-vecsave.asm: Move to
 946         ../libgcc/config/rs6000/darwin-vecsave.S.
 947         * config/rs6000/darwin-world.asm: Move to
 948         ../libgcc/config/rs6000/darwin-world.S.
 949         * config/rs6000/e500crtres32gpr.asm: Move to
 950         ../libgcc/config/rs6000/e500crtres32gpr.S.
 951         * config/rs6000/e500crtres64gpr.asm: Move to
 952         ../libgcc/config/rs6000/e500crtres64gpr.S.
 953         * config/rs6000/e500crtres64gprctr.asm: Move to
 954         ../libgcc/config/rs6000/e500crtres64gprctr.S.
 955         * config/rs6000/e500crtrest32gpr.asm: Move to
 956         ../libgcc/config/rs6000/e500crtrest32gpr.S.
 957         * config/rs6000/e500crtrest64gpr.asm: Move to
 958         ../libgcc/config/rs6000/e500crtrest64gpr.S.
 959         * config/rs6000/e500crtresx32gpr.asm: Move to
 960         ../libgcc/config/rs6000/e500crtresx32gpr.S.
 961         * config/rs6000/e500crtresx64gpr.asm: Move to
 962         ../libgcc/config/rs6000/e500crtresx64gpr.S.
 963         * config/rs6000/e500crtsav32gpr.asm: Move to
 964         ../libgcc/config/rs6000/e500crtsav32gpr.S.
 965         * config/rs6000/e500crtsav64gpr.asm: Move to
 966         ../libgcc/config/rs6000/e500crtsav64gpr.S.
 967         * config/rs6000/e500crtsav64gprctr.asm: Move to
 968         ../libgcc/config/rs6000/e500crtsav64gprctr.S.
 969         * config/rs6000/e500crtsavg32gpr.asm: Move to
 970         ../libgcc/config/rs6000/e500crtsavg32gpr.S.
 971         * config/rs6000/e500crtsavg64gpr.asm: Move to
 972         ../libgcc/config/rs6000/e500crtsavg64gpr.S.
 973         * config/rs6000/e500crtsavg64gprctr.asm: Move to
 974         ../libgcc/config/rs6000/e500crtsavg64gprctr.S.
 975         * config/rs6000/eabi.asm: Move to ../libgcc/config/rs6000/eabi.S.
 976         * config/rs6000/t-aix43 (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
 977         (TARGET_LIBGCC2_CFLAGS): Remove.
 978         * config/rs6000/t-aix52: Likewise.
 979         * config/rs6000/t-darwin: Remove.
 980         * config/rs6000/t-darwin64 (LIB2_SIDITI_CONV_FUNCS)
 981         (LIB2FUNCS_EXTRA): Remove.
 982         * config/rs6000/t-fprules (LIBGCC, INSTALL_LIBGCC): Remove.
 983         * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Remove.
 984         * config/rs6000/t-lynx (LIB2FUNCS_EXTRA, tramp.S, LIBGCC)
 985         (INSTALL_LIBGCC): Remove.
 986         * config/rs6000/t-netbsd (LIB2FUNCS_EXTRA)
 987         (LIB2FUNCS_STATIC_EXTRA, tramp.S, crtsavfpr.S, crtresfpr.S)
 988         (crtsavgpr.S, crtresgpr.S, crtresxfpr.S, crtresxgpr.S, LIBGCC)
 989         (INSTALL_LIBGCC, $(T)crtsavfpr$(objext), $(T)crtresfpr$(objext))
 990         ($(T)crtsavgpr$(objext), $(T)crtresgpr$(objext))
 991         ($(T)crtresxfpr$(objext), $(T)crtresxgpr$(objext)): Remove.
 992         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA)
 993         (LIB2FUNCS_STATIC_EXTRA, eabi.S, tramp.S): Remove.
 994         * config/rs6000/t-spe (LIBGCC, INSTALL_LIBGCC): Remove.
 995         * config/rs6000/t-vxworks: Remove comment.
 996         * config/rs6000/tramp.asm: Move to ../libgcc/config/rs6000/tramp.S.
 997         * config/rx/t-rx (LIBGCC, INSTALL_LIBGCC): Remove.
 998         * config/sh/linux-atomic.asm: Move to
 999         ../libgcc/config/sh/linux-atomic.S.
1000         * config/sh/t-linux (LIB2FUNCS_EXTRA): Remove.
1001         * config/sh/t-netbsd: Remove.
1002         * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
1003         Remove.
1004         * config/sparc/t-elf (LIBGCC, INSTALL_LIBGCC): Remove.
1005         * config/sparc/t-leon: Likewise.
1006         * config/sparc/t-leon3: Likewise.
1007         * config/sparc/t-linux64: Likewise.
1008         * config/sparc/t-netbsd64: Fix typo.
1009         Remove comment.
1010         * config/spu/divmodti4.c, config/spu/divv2df3.c,
1011         config/spu/float_disf.c, config/spu/float_unsdidf.c,
1012         config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
1013         config/spu/mfc_multi_tag_release.c,
1014         config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
1015         config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
1016         config/spu/multi3.c: Move to ../libgcc/config/spu.
1017         * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXCLUDE)
1018         (LIB2FUNCS_STATIC_EXTRA, LIB2_SIDITI_CONV_FUNCS, LIBGCC)
1019         (INSTALL_LIBGCC): Remove.
1020         * config/stormy16/stormy16-lib2.c: Move to
1021         ../libgcc/config/stormy16/lib2.c.
1022         * config/stormy16/stormy16-lib2-ashlsi3.c: Move to
1023         ../libgcc/config/stormy16/ashlsi3.c.
1024         * config/stormy16/stormy16-lib2-ashrsi3.c: Move to
1025         ../libgcc/config/stormy16/ashrsi3.c.
1026         * config/stormy16/stormy16-lib2-clzhi2.c: Move to
1027         ../libgcc/config/stormy16/clzhi2.c.
1028         * config/stormy16/stormy16-lib2-cmpsi2.c: Move to
1029         ../libgcc/config/stormy16/cmpsi2.c.
1030         * config/stormy16/stormy16-lib2-ctzhi2.c: Move to
1031         ../libgcc/config/stormy16/ctzhi2.c.
1032         * config/stormy16/stormy16-lib2-divsi3.c: Move to
1033         ../libgcc/config/stormy16/divsi3.c.
1034         * config/stormy16/stormy16-lib2-ffshi2.c: Move to
1035         ../libgcc/config/stormy16/ffshi2.c.
1036         * config/stormy16/stormy16-lib2-lshrsi3.c: Move to
1037         ../libgcc/config/stormy16/lshrsi3.c.
1038         * config/stormy16/stormy16-lib2-modsi3.c: Move to
1039         ../libgcc/config/stormy16/modsi3.c.
1040         * config/stormy16/stormy16-lib2-parityhi2.c: Move to
1041         ../libgcc/config/stormy16/parityhi2.c.
1042         * config/stormy16/stormy16-lib2-popcounthi2.c: Move to
1043         ../libgcc/config/stormy16/popcounthi2.c.
1044         * config/stormy16/stormy16-lib2-ucmpsi2.c: Move to
1045         ../libgcc/config/stormy16/ucmpsi2.c.
1046         * config/stormy16/stormy16-lib2-udivmodsi4.c: Move to
1047         ../libgcc/config/stormy16/udivmodsi4.c.
1048         * config/stormy16/stormy16-lib2-udivsi3.c: Move to
1049         ../libgcc/config/stormy16/udivsi3.c.
1050         * config/stormy16/stormy16-lib2-umodsi3.c: Move to
1051         ../libgcc/config/stormy16/umodsi3.c.
1052         * config/stormy16/t-stormy16: Move to ../libgcc/config/t-stormy16.
1053         * config/v850/t-v850 (INSTALL_LIBGCC): Remove.
1054         * config/xtensa/lib2funcs.S: Move to ../libgcc/config/xtensa.
1055         * config/xtensa/t-elf: Remove.
1056         * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove.
1057         * config.gcc (*-*-freebsd*): Remove t-freebsd, t-freebsd-thread
1058         from tmake_file.
1059         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
1060         *-*-gnu*, *-*-kopensolaris*-gnu): Remove t-linux from tmake_file.
1061         (*-*-netbsd*): Remove t-libgcc-pic from tmake_file.
1062         (*-*-openbsd*): Likewise.
1063         Remove t-openbsd-thread for posix threads.
1064         (alpha*-*-linux*): Remove alpha/t-alpha, alpha/t-ieee from tmake_file.
1065         (alpha*-*-freebsd*): Likewise.
1066         (alpha*-*-netbsd*): Likewise.
1067         (alpha*-*-openbsd*): Likewise.
1068         (alpha64-dec-*vms*): Likewise.
1069         (alpha*-dec-*vms*): Likewise.
1070         (arm*-*-netbsdelf*): Remove arm/t-netbsd from tmake_file.
1071         (arm*-*-linux*): Remove t-linux from tmake_file.
1072         Remove arm/t-bpabi from tmake_file for arm*-*-linux-*eabi.
1073         (arm*-*-uclinux*): Remove arm/t-bpabi from tmake_file for
1074         arm*-*-uclinux*eabi.
1075         (arm*-*-eabi*, arm*-*-symbianelf* ): Remove arm/t-bpabi from
1076         tmake_file for arm*-*-eabi*.
1077         (fr30-*-elf): Remove tmake_file.
1078         (hppa*64*-*-linux*): Remove tmake_file.
1079         (hppa*-*-linux*): Likewise.
1080         (hppa[12]*-*-hpux10*): Remove pa/t-pa-hpux10, pa/t-pa-hpux from
1081         tmake_file.
1082         (hppa*64*-*-hpux11*): Remove pa/t-pa64, pa/t-pa-hpux from tmake_file.
1083         (hppa[12]*-*-hpux11*): Remove pa/t-pa-hpux11, pa/t-pa-hpux from
1084         tmake_file.
1085         (i[34567]86-*-elf*): Remove tmake_file.
1086         (x86_64-*-elf*): Likewise.
1087         (i[34567]86-*-nto-qnx*): Likewise.
1088         (i[34567]86-*-cygwin*): Remove i386/t-cygwin from tmake_file.
1089         (i[34567]86-*-mingw*, x86_64-*-mingw*): Remove i386/t-gthr-win32
1090         from tmake_file if using win32 threads.
1091         (iq2000*-*-elf*): Remove tmake-file.
1092         (microblaze*-linux*): Likewise.
1093         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
1094         (sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
1095         (sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
1096         (sh64l*-*-netbsd*): Remove sh/t-netbsd from tmake_file for
1097         sh5*-*-netbsd*, sh64*-netbsd*, *-*-netbsd.
1098         (xtensa*-*-elf*): Remove tmake_file.
1099
1100 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1101
1102         * Makefile.in (LIB1ASMSRC): Don't export.
1103         (libgcc.mvars): Don't emit LIB1ASMFUNCS, LIB1ASMSRC.
1104         * config/arm/arm.c: Update lib1funcs.asm filename.
1105         * config/arm/linux-eabi.h: Likewise.
1106         * config/arm/bpabi-v6m.S, config/arm/bpabi.S,
1107         config/arm/ieee754-df.S, config/arm/ieee754-sf.S: Move to
1108         ../libgcc/config/arm.
1109         * config/arm/lib1funcs.asm: Move to ../libgcc/config/arm/lib1funcs.S.
1110         * config/arm/t-arm (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1111         * config/arm/t-arm-elf (LIB1ASMFUNCS): Remove.
1112         * config/arm/t-bpabi: Likewise.
1113         * config/arm/t-linux (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1114         * config/arm/t-linux-eabi (LIB1ASMFUNCS): Remove.
1115         * config/arm/t-strongarm-elf: Likewise.
1116         * config/arm/t-symbian: Likewise.
1117         * config/arm/t-vxworks: Likewise.
1118         * config/arm/t-wince-pe: Likewise.
1119         * config/avr/libgcc.S: Move to ../libgcc/config/avr.
1120         * config/avr/t-avr (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1121         * config/bfin/lib1funcs.asm: Move to ../libgcc/config/bfin/lib1funcs.S.
1122         * config/bfin/t-bfin: Remove.
1123         * config/bfin/t-bfin-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1124         * config/bfin/t-bfin-linux: Likewise.
1125         * config/bfin/t-bfin-uclinux: Likewise.
1126         * config/c6x/lib1funcs.asm: Move to ../libgcc/config/c6x/lib1funcs.S.
1127         * config/c6x/t-c6x-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1128         * config/fr30/lib1funcs.asm: Move to ../libgcc/config/fr30/lib1funcs.S.
1129         * config/fr30/t-fr30 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1130         * config/frv/lib1funcs.asm: Move to ../libgcc/config/frv/lib1funcs.S.
1131         * config/frv/t-frv (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1132         * config/h8300/fixunssfsi.c: Update lib1funcs.asm filename.
1133         * config/h8300/lib1funcs.asm: Move to
1134         ../libgcc/config/h8300/lib1funcs.S.
1135         * config/h8300/t-h8300 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1136         * config/i386/cygwin.asm: Move to ../libgcc/config/i386/cygwin.S.
1137         * config/i386/t-cygming (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1138         * config/i386/t-interix: Likewise.
1139         * config/ia64/lib1funcs.asm: Move to ../libgcc/config/ia64/lib1funcs.S.
1140         * config/ia64/t-hpux (LIB1ASMFUNCS, LIBGCC1_TEST): Remove.
1141         * config/ia64/t-ia64 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1142         * config/iq2000/t-iq2000 (LIBGCC1, CROSS_LIBGCC1): Remove.
1143         * config/m32c/m32c.c: Update m32c-lib1.S filename.
1144         * config/m32c/m32c-lib1.S: Move to ../libgcc/config/m32c/lib1funcs.S.
1145         * config/m32c/t-m32c (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1146         * config/m32r/t-linux (CROSS_LIBGCC1, LIBGCC1, LIBGCC1_TEST): Remove.
1147         * config/m68k/lb1sf68.asm: Move to ../libgcc/config/m68k/lb1sf68.S.
1148         * config/m68k/t-floatlib (LIB1ASMSRC, LIB1ASMFUNCS): New file.
1149         * config/mcore/lib1.asm: Move to ../libgcc/config/mcore/lib1funcs.S.
1150         * config/mcore/t-mcore (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1151         * config/mep/mep-lib1.asm: Move to ../libgcc/config/mep/lib1funcs.S.
1152         * config/mep/t-mep (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1153         * config/mips/mips16.S: Move to ../libgcc/config/mips.
1154         * config/mips/t-libgcc-mips16: Remove.
1155         * config/mips/t-sr71k (LIBGCC1, CROSS_LIBGCC1): Remove.
1156         * config/pa/milli64.S: Move to ../libgcc/config/pa.
1157         * config/pa/t-linux (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
1158         * config/pa/t-linux64: Likewise.
1159         * config/picochip/libgccExtras/fake_libgcc.asm: Move to
1160         ../libgcc/config/picochip/lib1funcs.S.
1161         * config/picochip/t-picochip (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
1162         * config/sh/lib1funcs.asm: Move to ../libgcc/config/sh/lib1funcs.S.
1163         * config/sh/lib1funcs.h: Move to ../libgcc/config/sh.
1164         * config/sh/sh.h: Update lib1funcs.asm filename.
1165         * config/sh/t-linux (LIB1ASMFUNCS_CACHE): Remove.
1166         * config/sh/t-netbsd: Likewise.
1167         * config/sh/t-sh (LIB1ASMSRC, LIB1ASMFUNCS, LIB1ASMFUNCS_CACHE):
1168         Remove.
1169         * config/sh/t-sh64 (LIB1ASMFUNCS): Remove.
1170         * config/sparc/lb1spc.asm: Move to ../libgcc/config/sparc/lb1spc.S.
1171         * config/sparc/lb1spl.asm: Remove.
1172         * config/sparc/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1173         * config/sparc/t-leon: Likewise.
1174         * config/spu/t-spu-elf (LIBGCC1, CROSS_LIBGCC1): Remove.
1175         * config/v850/lib1funcs.asm: Move to ../libgcc/config/v850/lib1funcs.S.
1176         * config/v850/t-v850 (LIB1ASMSRC, LIB1ASMFUNCS): Remove
1177         * config/vax/lib1funcs.asm: Move to ../libgcc/config/vax/lib1funcs.S.
1178         * config/vax/t-linux: Remove.
1179         * config/xtensa/ieee754-df.S, config/xtensa/ieee754-sf.S: Move to
1180         ../libgcc/config/xtensa.
1181         * config/xtensa/lib1funcs.asm: Move to
1182         ../libgcc/config/xtensa/lib1funcs.S.
1183         * config/xtensa/t-xtensa (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1184         * config.gcc (bfin*-rtems*): Remove bfin/t-bfin from tmake_file.
1185         (bfin*-*): Likewise.
1186         (mips64*-*-linux*, mipsisa64*-*-linux*): Remove
1187         mips/t-libgcc-mips16 from tmake_file.
1188         (mips*-*-linux*): Likewise.
1189         (mips*-sde-elf*): Likewise.
1190         (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1191         (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1192         (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Likewise.
1193         (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*): Likewise.
1194         (mips-*-elf*, mipsel-*-elf*): Likewise.
1195         (mips64-*-elf*, mips64el-*-elf*): Likewise.
1196         (mips64orion-*-elf*, mips64orionel-*-elf*): Likewise.
1197         (mips*-*-rtems*): Likewise.
1198         (mipstx39-*-elf*, mipstx39el-*-elf*): Likewise.
1199         (vax-*-linux*): Remove vax/t-linux from tmake_file.
1200
1201 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1202
1203         * config.gcc (extra_parts): Remove.
1204         (*-*-freebsd*): Remove extra_parts.
1205         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
1206         *-*-gnu*, *-*-kopensolaris*-gnu): Likewise.
1207         (*-*-netbsd*): Remove t-libc-ok, t-netbsd from tmake_file.
1208         Remove extra_parts for *-*-netbsd*1.[7-9]*, *-*-netbsd[2-9]*,
1209         *-*-netbsdelf[2-9]*.
1210         (*-*-openbsd*): Remove t-libc-ok from tmake_file.
1211         (alpha*-*-linux*): Remove extra_parts.
1212         (alpha*-*-freebsd*): Likewise.
1213         (bfin*-linux-uclibc*): Likewise.
1214         (fr30-*-elf): Likewise.
1215         (moxie-*-elf): Likewise.
1216         (moxie-*-uclinux*): Likewise.
1217         (h8300-*-rtems*): Remove h8300/t-elf from tmake_file.
1218         (h8300-*-elf*): Likewise.
1219         (hppa*64*-*-hpux11*): Remove extra_parts.
1220         (i[34567]86-*-elf*): Remove i386/t-i386elf, i386/t-crtstuff from
1221         tmake_file.
1222         (x86_64-*-elf*): Likewise.
1223         (i[34567]86-*-freebsd*): Remove tmake_file.
1224         (x86_64-*-freebsd*): Likewise.
1225         (x86_64-*-netbsd*): Likewise.
1226         (i[34567]86-*-openbsd2.*, i[34567]86-*openbsd3.[0123]): Remove
1227         t-libc-ok from tmake_file.
1228         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1229         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
1230         i[34567]86-*-kopensolaris*-gnu): Remove i386/t-crtstuff from
1231         tmake_file.
1232         Remove extra_parts.
1233         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
1234         Remove i386/t-crtstuff from tmake_file.
1235         (i[34567]86-*-lynxos*): Likewise.
1236         Remove extra_parts.
1237         (ia64*-*-elf*): Remove extra_parts.
1238         (ia64*-*-freebsd*): Likewise.
1239         (ia64*-*-linux*): Likewise.
1240         (ia64-hp-*vms*): Remove ia64/t-vms from tmake_file.
1241         (m32r-*-elf*): Remove extra_parts.
1242         (m32rle-*-elf*): Likewise.
1243         (m32r-*-rtems*): Likewise.
1244         (m68k-*-elf*, fido-*-elf*): Likewise.
1245         (m68k*-*-openbsd*): Remove t-libc-ok from tmake_file.
1246         (m68k-*-rtems*): Remove extra_parts.
1247         (mep-*-*): Likewise.
1248         (microblaze*-linux*): Likewise.
1249         (mips64*-*-linux*, mipsisa64*-*-linux*): Likewise.
1250         (mips*-*-linux*): Likewise.
1251         (powerpc-*-lynxos*): Likewise.
1252         (s390x-ibm-tpf*): Likewise.
1253         (score-*-elf): Likewise.
1254         Remove tmake_file.
1255         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*, sh[2346lbe]*-*-linux*,
1256         sh-*-netbsdelf*, shl*-*-netbsdelf*, sh5-*-netbsd*, sh5l*-*-netbsd*,
1257         sh64-*-netbsd*, sh64l*-*-netbsd*): Remove sh/t-elf from tmake_file.
1258         Remove sh/t-superh from tmake_file for sh*-superh-elf.
1259         Remove sh/t-linux64 from tmake_file for sh64*-*-linux*.
1260         (sh-*-rtems*): Remove sh/t-elf from tmake_file.
1261         (sh-wrs-vxworks): Likewise.
1262         (sparc-*-linux*): Remove extra_parts.
1263         (sparc64-*-linux*): Likewise.
1264         (sparc64-*-freebsd*, ultrasparc-*-freebsd*): Likewise.
1265         (xstormy16-*-elf): Likewise.
1266         (xtensa*-*-linux*): Remove xtensa/t-linux from tmake_file.
1267         (am33_2.0-*-linux*): Remove extra_parts.
1268         * configure.ac (extra_parts): Don't substitute.
1269         * configure: Regenerate.
1270         * crtstuff.c: Move to ../libgcc.
1271         * Makefile.in (CRTSTUFF_CFLAGS): Remove.
1272         (EXTRA_PARTS): Remove.
1273         (CRTSTUFF_T_CFLAGS): Remove.
1274         (MOSTLYCLEANFILES): Remove $(EXTRA_PARTS).
1275         (GCC_EXTRA_PARTS): Remove.
1276         (libgcc.mvars): Remove GCC_EXTRA_PARTS, CRTSTUFF_CFLAGS,
1277         CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S.
1278         Emit GCC_CFLAGS, INHIBIT_LIBC_CFLAGS.
1279         ($(T)crtbegin.o, $(T)crtend.o, $(T)crtbeginS.o, $(T)crtendS.o)
1280         ($(T)crtbeginT.o): Remove.
1281         * config/alpha/t-vms (EXTRA_PARTS): Remove.
1282         ($(T)vms-dwarf2.o, $(T)vms-dwarf2eh.o): Remove.
1283         * config/alpha/vms-dwarf2.asm: Move to
1284         ../libgcc/config/alpha/vms-dwarf2.S.
1285         * config/alpha/vms-dwarf2eh.asm: Move to
1286         ../libgcc/config/alpha/vms-dwarf2eh.S.
1287         * config/arm/crti.asm: Move to ../libgcc/config/arm/crti.S.
1288         * config/arm/crtn.asm: Move to ../libgcc/config/arm/crtn.S.
1289         * config/arm/t-arm-elf (EXTRA_MULTILIB_PARTS): Remove.
1290         ($(T)crti.o, $(T)crtn.o): Remove.
1291         * config/arm/t-linux: Remove comment.
1292         * config/arm/t-linux-eabi (EXTRA_MULTILIB_PARTS): Remove.
1293         * config/arm/t-strongarm-elf (EXTRA_MULTILIB_PARTS): Remove.
1294         ($(T)crti.o, $(T)crtn.o): Remove.
1295         * config/arm/t-symbian (EXTRA_MULTILIB_PARTS): Remove.
1296         * config/bfin/crti.s: Move to ../libgcc/config/bfin/crti.S.
1297         * config/bfin/crtn.s: Move to ../libgcc/config/bfin/crtn.S.
1298         * config/bfin/crtlibid.s: Move to ../libgcc/config/bfin/crtlibid.S.
1299         * config/bfin/t-bfin (EXTRA_PARTS): Remove.
1300         ($(T)crti.o, $(T)crtn.o): Remove.
1301         * config/bfin/t-bfin-elf (CRTSTUFF_T_CFLAGS): Remove.
1302         ($(T)crti.o, $(T)crtn.o, $(T)crtlibid.o): Remove
1303         (EXTRA_MULTILIB_PARTS): Remove.
1304         * config/bfin/t-bfin-linux (CRTSTUFF_T_CFLAGS,
1305         EXTRA_MULTILIB_PARTS): Remove.
1306         * config/bfin/t-bfin-uclinux (CRTSTUFF_T_CFLAGS): Remove.
1307         ($(T)crtlibid.o): Remove.
1308         (EXTRA_MULTILIB_PARTS): Remove.
1309         * config/c6x/crti.s: Move to ../libgcc/config/c6x/crti.S.
1310         * config/c6x/crtn.s: Move to ../libgcc/config/c6x/crtn.S.
1311         * config/c6x/t-c6x-elf ($(T)crti.o, $(T)crtn.o): Remove.
1312         (EXTRA_MULTILIB_PARTS): Remove.
1313         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1314         * config/c6x/t-c6x-uclinux (CRTSTUFF_T_CFLAGS,
1315         CRTSTUFF_T_CFLAGS_S): Remove.
1316         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Remove.
1317         * config/cris/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1318         * config/fr30/crti.asm: Move to ../libgcc/config/fr30/crti.S.
1319         * config/fr30/crtn.asm: Move to ../libgcc/config/fr30/crtn.S.
1320         * config/fr30/t-fr30 ($(T)crti.o, $(T)crtn.o): Remove.
1321         * config/frv/frvbegin.c, config/frv/frvend.c: Move to
1322         ../libgcc/config/frv.
1323         * config/frv/t-frv (EXTRA_MULTILIB_PARTS): Remove.
1324         (FRVSTUFF_CFLAGS, $(T)frvbegin$(objext), $(T)frvend$(objext)): Remove.
1325         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1326         (CRTSTUFF_T_CFLAGS): Remove.
1327         * config/h8300/crti.asm: Move to ../libgcc/config/h8300/crti.S.
1328         * config/h8300/crtn.asm: Move to ../libgcc/config/h8300/crtn.S.
1329         * config/h8300/t-elf: Remove.
1330         * config/i386/cygming-crtbegin.c, config/i386/cygming-crtend.c:
1331         Move to ../libgcc/config/i386.
1332         * config/i386/t-crtstuff: Remove.
1333         * config/i386/t-i386elf: Remove.
1334         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1335         * config/i386/t-nto (CRTSTUFF_T_CFLAGS, EXTRA_PARTS): Remove.
1336         * config/ia64/crtbegin.asm: Move to ../libgcc/config/ia64/crtbegin.S.
1337         * config/ia64/crtend.asm: Move to ../libgcc/config/ia64/crtend.S.
1338         * config/ia64/crti.asm: Move to ../libgcc/config/ia64/crti.S.
1339         * config/ia64/crtn.asm: Move to ../libgcc/config/ia64/crtn.S.
1340         * config/ia64/t-vms: Remove.
1341         * config/ia64/vms-crtinit.asm: Move to
1342         ../libgcc/config/ia64/vms-crtinit.S.
1343         * config/m32c/t-m32c (EXTRA_MULTILIB_PARTS): Remove.
1344         * config/m32r/initfini.c: Move to ../libgcc/config/m32r.
1345         * config/m32r/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1346         * config/m32r/t-m32r (CRTSTUFF_T_CFLAGS): Remove.
1347         ($(T)crtinit.o, $(T)crtfini.o): Remove.
1348         (m32rx, m32r2): Remove.
1349         (EXTRA_MULTILIB_PARTS): Remove.
1350         * config/m68k/crti.s: Move to ../libgcc/config/m68k/crti.S.
1351         * config/m68k/crtn.s: Move to ../libgcc/config/m68k/crtn.S.
1352         * config/m68k/t-crtstuff: Remove.
1353         * config/m68k/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1354         * config/m68k/t-m68kelf: Remove.
1355         * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Remove.
1356         * config/mcore/crti.asm: Move to ../libgcc/config/mcore/crti.S.
1357         * config/mcore/crtn.asm: Move to ../libgcc/config/mcore/crtn.S.
1358         * config/mcore/t-mcore ($(T)crti.o, $(T)crtn.o): Remove.
1359         (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
1360         * config/mep/t-mep (CRTSTUFF_CFLAGS): Remove.
1361         (EXTRA_MULTILIB_PARTS): Remove.
1362         * config/microblaze/crti.s: Move to ../libgcc/config/microblaze/crti.S.
1363         * config/microblaze/crtn.s: Move to ../libgcc/config/microblaze/crtn.S.
1364         * config/microblaze/t-microblaze (EXTRA_MULTILIB_PARTS,
1365         EXTRA_PARTS): Remove.
1366         ($(T)crti$(objext), $(T)crtn$(objext)): Remove.
1367         * config/mips/crti.asm: Move to ../libgcc/config/mips/crti.S.
1368         * config/mips/crtn.asm: Move to ../libgcc/config/mips/crtn.S.
1369         * config/mips/t-elf (CRTSTUFF_T_CFLAGS): Remove.
1370         ($(T)crti.o, $(T)crtn.o): Remove.
1371         (EXTRA_MULTILIB_PARTS): Remove.
1372         * config/mips/t-isa3264: Likewise.
1373         * config/mips/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1374         * config/mips/t-r3900 (EXTRA_MULTILIB_PARTS): Remove.
1375         (CRTSTUFF_T_CFLAGS): Remove.
1376         * config/mips/t-sde (CRTSTUFF_T_CFLAGS): Remove.
1377         ($(T)crti.o, $(T)crtn.o): Remove.
1378         (EXTRA_MULTILIB_PARTS): Remove.
1379         * config/mips/t-sr71k (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS):
1380         Remove.
1381         ($(T)crti.o, $(T)crtn.o): Remove.
1382         * config/mips/t-st (EXTRA_MULTILIB_PARTS): Remove.
1383         * config/mips/t-vr (CRTSTUFF_T_CFLAGS): Remove.
1384         (EXTRA_MULTILIB_PARTS): Remove.
1385         ($(T)crti.o, $(T)crtn.o): Remove.
1386         * config/mmix/crti.asm: Move to ../libgcc/config/crti.S.
1387         * config/mmix/crtn.asm: Move to ../libgcc/config/crtn.S.
1388         * config/mmix/t-mmix (CRTSTUFF_T_CFLAGS): Remove.
1389         * config/moxie/crti.asm, config/moxie/crtn.asm: Remove.
1390         * config/pa/stublib.c: Move to libgcc/config/pa.
1391         * config/pa/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1392         * config/pa/t-linux64 (CRTSTUFF_T_CFLAGS_S): Remove.
1393         * config/pa/t-pa-hpux11 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1394         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1395         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1396         ($(T)libgcc_stub.a): Remove.
1397         * config/pa/t-pa64 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1398         (rfi-stub.o, dfi-stub.o, cxaf-stub.o, jvrc-stub.o)
1399         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1400         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1401         ($(T)libgcc_stub.a): Remove.
1402         * config/rs6000/eabi-cn.asm: Move to
1403         ../../../libgcc/config/rs6000/eabi-cn.S.
1404         * config/rs6000/eabi-ci.asm: Move to
1405         ../../../libgcc/config/rs6000/eabi-ci.S.
1406         * config/rs6000/sol-ci.asm: Move to
1407         ../../../libgcc/config/rs6000/sol-ci.S.
1408         * config/rs6000/sol-cn.asm: Move to
1409         ../../../libgcc/config/rs6000/sol-cn.S.
1410         * config/rs6000/t-lynx (EXTRA_MULTILIB_PARTS): Remove.
1411         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1412         * config/rs6000/t-netbsd (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
1413         Remove.
1414         (EXTRA_MULTILIB_PARTS): Remove.
1415         * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Remove.
1416         (ecrti.S, ecrtn.S, ncrti.S, ncrtn.S): Remove.
1417         ($(T)ecrti$(objext), $(T)ecrtn$(objext), $(T)ncrti$(objext),
1418         ($(T)ncrtn$(objext)): Remove.
1419         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1420         * config/rs6000/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1421         * config/rx/t-rx (EXTRA_MULTILIB_PARTS): Remove.
1422         * config/score/crti.asm: Move to ../libgcc/config/score/crti.S.
1423         * config/score/crtn.asm: Move to ../libgcc/config/score/crtn.S.
1424         * config/score/t-score-elf: Remove.
1425         * config/sh/crt1.asm: Move to ../libgcc/config/sh/crt1.S.
1426         * config/sh/crti.asm: Move to ../libgcc/config/sh/crti.S.
1427         * config/sh/crtn.asm: Move to ../libgcc/config/sh/crtn.S.
1428         * config/sh/lib1funcs-4-300.asm: Move to
1429         ../../../libgcc/config/sh/lib1funcs-4-300.S.
1430         * config/sh/lib1funcs-Os-4-200.asm: Move to
1431         ../libgcc/config/sh/lib1funcs-Os-4-200.S.
1432         * config/sh/t-elf: Remove.
1433         * config/sh/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1434         * config/sh/t-linux64: Remove.
1435         * config/sh/t-netbsd (EXTRA_MULTILIB_PARTS): Remove.
1436         * config/sh/t-sh ($(T)crt1.o, $(T)crti.o, $(T)crtn.o): Remove.
1437         (IC_EXTRA_PARTS, OPT_EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
1438         ($(T)ic_invalidate_array_4-100.o)
1439         ($(T)libic_invalidate_array_4-100.a)
1440         ($(T)ic_invalidate_array_4-200.o)
1441         ($(T)libic_invalidate_array_4-200.a, $(T)ic_invalidate_array_4a.o)
1442         ($(T)libic_invalidate_array_4a.a, $(T)sdivsi3_i4i-Os-4-200.o)
1443         ($(T)udivsi3_i4i-Os-4-200.o, $(T)unwind-dw2-Os-4-200.o)
1444         ($(T)libgcc-Os-4-200.a, $(T)div_table-4-300.o)
1445         ($(T)libgcc-4-300.a): Remove.
1446         * config/sh/t-superh: Remove.
1447         * config/sh/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1448         * config/sparc/t-linux64 (CRTSTUFF_T_CFLAGS): Remove.
1449         * config/spu/cache.S: Move to ../libgcc/config/spu.
1450         * config/spu/cachemgr.c: Move to ../libgcc/config/spu.
1451         * config/spu/t-spu-elf (CRTSTUFF_T_CFLAGS): Remove.
1452         (EXTRA_MULTILIB_PARTS): Remove.
1453         ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o, $(T)libgcc_%.a): Remove.
1454         ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache32k.o)
1455         ($(T)cache64k.o, $(T)cache128k.o): Remove.
1456         * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Remove.
1457         * config/t-libc-ok: Remove.
1458         * config/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1459         * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Remove.
1460         * config/t-netbsd: Remove.
1461         * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Remove.
1462         * config/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1463         * config/vms/t-vms (VMS_EXTRA_PARTS): Remove.
1464         ($(T)vcrt0.o, $(T)pcrt0.o): Remove.
1465         * config/vms/vms-ucrt0.c: Move to ../libgcc/config/vms.
1466         * config/xtensa/crti.asm: Move to ../libgcc/config/xtensa/crti.S.
1467         * config/xtensa/crtn.asm: Move to ../libgcc/config/xtensa/crtn.S.
1468         * config/xtensa/t-elf (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1469         (EXTRA_MULTILIB_PARTS): Remove.
1470         * config/xtensa/t-linux: Remove.
1471         * config/xtensa/t-xtensa ($(T)crti.o, $(T)crtn.o): Remove.
1472
1473 2011-11-02  Uros Bizjak  <ubizjak@gmail.com>
1474
1475         * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_CVTTPD2DQ256]: Use
1476         CODE_FOR_fix_truncv4dfv4si2, not CODE_FOR_fix_truncv4sfv4si2.
1477
1478 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1479
1480         PR translation/45116
1481         * Makefile.in (slibdir): Remove, don't export.
1482         (SHLIB_NM_FLAGS): Remove.
1483         (libgcc.mvars): Don't emit SHLIB_LINK, SHLIB_INSTALL,
1484         SHLIB_DLLDIR, SHLIB_EXT, SHLIB_MKMAP, SHLIB_MKMAP_OPTS,
1485         SHLIB_MAPFILES, SHLIB_NM_FLAGS.
1486         (DRIVER_DEFINES): Test SHLIB instead of SHLIB_LINK.
1487         (gcc.o): Pass SHLIB instead of SHLIB_LINK.
1488         (gccspec.o): Likewise.
1489         (installdirs): Don't create $(DESTDIR)$(slibdir).
1490         * configure.ac (slibdir): Remove.
1491         * configure: Regenerate.
1492         * libgcc-libsystem.ver: Move to ../libgcc/config.
1493         * mkmap-flat.awk, mkmap-symver.awk: Move to ../libgcc.
1494         * config/libgcc-glibc.ver: Move to ../libgcc/config.
1495         * config/t-libunwind (SHLIB_LC): Remove.
1496         * config/t-linux (SHLIB_MAPFILES): Remove.
1497         * config/t-slibgcc-dummy: Rename to config/t-slibgcc.
1498         * config/t-slibgcc-elf-ver: Remove.
1499         * config/t-slibgcc-libgcc, config/t-slibgcc-nolc-override: Move to
1500         ../libgcc/config.
1501         * config/alpha/libgcc-alpha-ldbl.ver, config/alpha/t-linux: Move
1502         to ../libgcc/config/alpha.
1503         * config/alpha/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
1504         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_SYMVEC,
1505         SHLIB_SYMVECX2, SHLIB_LINK): Remove.
1506         * config/arm/libgcc-bpabi.ver: Move to ../libgcc/config/arm.
1507         * config/arm/t-bpabi (SHLIB_MAPFILES): Remove.
1508         * config/arm/t-netbsd (SHLIB_EXT, SHLIB_NAME, SHLIB_SONAME,
1509         SHLIB_OBJS, SHLIB_LINK, SHLIB_INSTALL): Remove.
1510         * config/arm/t-symbian (SHLIB_LC): Remove.
1511         * config/bfin/libgcc-bfin.ver: Move to
1512         ../libgcc/config/bfin/libgcc-glibc.ver.
1513         * config/bfin/t-bfin-linux (SHLIB_MAPFILES): Remove.
1514         * config/c6x/libgcc-c6xeabi.ver: Move to
1515         ../libgcc/config/c6x/libgcc-eabi.ver.
1516         * config/c6x/t-c6x-elf (SHLIB_MAPFILES): Remove.
1517         * config/cris/libgcc.ver: Move to
1518         ../libgcc/config/cris/libgcc-glibc.ver.
1519         * config/cris/t-linux (SHLIB_MAPFILES): Remove.
1520         * config/frv/libgcc-frv.ver: Move to ../libgcc/config/frv.
1521         * config/frv/t-linux (SHLIB_MAPFILES): Remove.
1522         * config/i386/darwin-libgcc.10.4.ver: Move to
1523         ../libgcc/config/i386/libgcc-darwin.10.4.ver.
1524         * config/i386/darwin-libgcc.10.5.ver: Move to
1525         ../libgcc/config/i386/libgcc-darwin.10.5.ver.
1526         * config/i386/libgcc-glibc.ver: Move to ../libgcc/config/i386.
1527         * config/i386/t-cygming (SHLIB_EXT, SHLIB_IMPLIB, SHLIB_SOVERSION,
1528         SHLIB_SONAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_DIR, SHLIB_SLIBDIR_QUAL)
1529         SHLIB_PTHREAD_CFLAG, SHLIB_PTHREAD_LDFLAG, SHLIB_LINK,
1530         SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MKMAP_OPTS, SHLIB_MAPFILES): Remove.
1531         * config/i386/t-cygwin (SHLIB_LC, SHLIB_EH_EXTENSION,
1532         SHLIB_IMPLIB, SHLIB_SONAME, SHLIB_MKMAP_OPTS): Remove.
1533         * config/i386/t-dlldir, config/i386/t-dlldir-x: Move to
1534         ../libgcc/config/i386.
1535         * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Move to
1536         ../libgcc/config/i386.
1537         * config/i386/t-linux: Move to ../libgcc/config/i386.
1538         * config/i386/t-mingw-pthread: Move to ../libgcc/config/i386.
1539         * config/i386/t-mingw-w32 (SHLIB_LC): Remove.
1540         * config/i386/t-mingw-w64: Likewise.
1541         * config/i386/t-mingw32: Remove.
1542         * config/ia64/libgcc-glibc.ver, config/ia64/libgcc-ia64.ver: Move
1543         to ../libgcc/config/ia64.
1544         * config/ia64/t-glibc: Remove.
1545         * config/ia64/t-hpux (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL): Remove.
1546         * config/ia64/t-ia64 (SHLIB_MAPFILES): Remove.
1547         * config/ia64/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
1548         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_LINK): Remove.
1549         * config/ia64/vms_symvec_libgcc_s.opt: Remove.
1550         * config/m32r/libgcc-glibc.ver: Move to ../libgcc/config/m32r.
1551         * config/m32r/t-linux (SHLIB_MAPFILES): Remove.
1552         * config/m68k/t-slibgcc-elf-ver: Move to ../libgcc/config/m68k.
1553         * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Remove.
1554         * config/pa/t-hpux-shlib: Move to ../libgcc/config/pa/t-slibgcc-hpux.
1555         * config/pa/t-slibgcc-dwarf-ver, config/pa/t-slibgcc-sjsj-ver:
1556         Move to ../libgcc/config/pa.
1557         * config/rs6000/darwin-libgcc.10.4.ver: Move to
1558         ../libgcc/config/rs6000/libgcc-darwin.10.4.ver.
1559         * config/rs6000/darwin-libgcc.10.5.ver: Move to
1560         ../libgcc/config/rs6000/libgcc-darwin.10.5.ver.
1561         * config/rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL,
1562         SHLIB_LIBS, SHLIB_MKMAP, SHLIB_NM_FLAGS, AR_FLAGS_FOR_TARGET): Remove.
1563         * config/rs6000/t-aix52: Likewise.
1564         * config/sh/libgcc-excl.ver, config/sh/libgcc-glibc.ver: Move to
1565         ../libgcc/config/sh.
1566         * config/sparc/libgcc-sparc-glibc.ver: Move to
1567         ../libgcc/config/sparc/libgcc-glibc.ver.
1568         * config/sparc/t-linux: Move to ../libgcc/config/sparc.
1569         * config/xtensa/t-linux (SHLIB_MAPFILES): Remove.
1570         * config/xtensa/libgcc-xtensa.ver: Move to
1571         ../libgcc/config/xtensa/libgcc-glibc.ver.
1572         * config.gcc (*-*-freebsd*): Replace t-slibgcc-elf-ver with
1573         t-slibgcc in tmake_file.
1574         Remove t-slibgcc-nolc-override for *-*-freebsd[34],
1575         *-*-freebsd[34].* with pthreads.
1576         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu,
1577         *-*-knetbsd*-gnu, *-*-gnu*, *-*-kopensolaris*-gnu): Replace
1578         t-slibgcc-elf-ver with t-slibgcc in tmake_file.
1579         (*-*-netbsd*): Likewise.
1580         (*-*-solaris2*): Replace t-slibgcc-dummy with t-slibgcc in tmake_file.
1581         (*-*-*vms*): Add t-slibgcc to tmake_file.
1582         (alpha*-*-linux*): Remove alpha/t-linux from tmake_file.
1583         (alpha*-dec-osf5.1*): Replace t-slibgcc-dummy with t-slibgcc in
1584         tmake_file.
1585         (arm*-*-linux*): Remove t-slibgcc-libgcc from tmake_file for
1586         arm*-*-linux-*eabi.
1587         (bfin*-linux-uclibc*): Replace t-slibgcc-dummy with t-slibgcc in
1588         tmake_file.
1589         (crisv32-*-linux*, cris-*-linux*): Likewise.
1590         (hppa*-*-linux*): Remove t-slibgcc-libgcc, pa/t-slibgcc-sjlj-ver,
1591         pa/t-slibgcc-dwarf-ver from tmake_file.
1592         (hppa[12]*-*-hpux10*): Replace pa/t-hpux-shlib with t-slibgcc in
1593         tmake_file.
1594         Remove pa/t-slibgcc-sjlj-ver, pa/t-slibgcc-dwarf-ver from tmake_file.
1595         (hppa*64*-*-hpux11*): Likewise.
1596         (hppa[12]*-*-hpux11*): Likewise.
1597         (i[34567]86-*-darwin*): Replace t-slibgcc-dummy in t-slibgcc in
1598         tmake_file.
1599         (x86_64-*-darwin*): Likewise.
1600         (i[34567]86-*-cygwin*): Remove tmake_eh_file, tmake_dlldir_file.
1601         Add t-slibgcc to tmake_file.
1602         (i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
1603         Remove i386/t-mingw32 from tmake_file unless x86_64-w64-*,
1604         i[34567]86-w64-*.
1605         Remove i386/t-mingw-pthread from tmake_file.
1606         (ia64*-*-linux*): Remove ia64/t-glibc from tmake_file.
1607         (ia64*-*-hpux*): Add t-slibgcc to tmake_file.
1608         (ia64-hp-*vms*): Likewise.
1609         (m32r-*-linux*): Replace t-slibgcc-elf-ver with t-slibgcc in
1610         tmake_file.
1611         (m32rle-*-linux*): Likewise.
1612         (m68k-*-linux*): Remove m68k/t-slibgcc-elf-ver from tmake_file.
1613         (microblaze*-linux*): Remove t-slibgcc-elf-ver,
1614         t-slibgcc-nolc-override from tmake_file.
1615         (mips-sgi-irix6.5*): Replace t-slibgcc-dummy with t-slibgcc in
1616         tmake_file.
1617         (powerpc-*-darwin*): Likewise.
1618         (powerpc64-*-darwin*): Likewise.
1619         (powerpc-*-freebsd*): Remove t-slibgcc-libgcc from tmake_file.
1620         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
1621         (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
1622         t-slibgcc to tmake_file.
1623         (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
1624         (rs6000-ibm-aix5.2.*, powerpc-ibm-aix5.2.*): Likewise.
1625         (rs6000-ibm-aix5.3.*, powerpc-ibm-aix5.3.*): Likewise.
1626         (rs6000-ibm-aix[6789].*, powerpc-ibm-aix[6789].*): Likewise.
1627         (sparc-*-linux*): Remove sparc/t-linux from tmake_file.
1628         (sparc64-*-linux*): Likewise.
1629         (tic6x-*-uclinux): Replace t-slibgcc-elf-ver with t-slibgcc in
1630         tmake_file.
1631         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1632         x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Remove i386/t-linux
1633         from tmake_file.
1634
1635 2011-11-02  Richard Guenther  <rguenther@suse.de>
1636
1637         PR tree-optimization/50902
1638         * tree-vect-stmts.c (vectorizable_load): Properly convert
1639         an invariant initializer element.
1640
1641 2010-11-02  Richard Guenther  <rguenther@suse.de>
1642
1643         PR tree-optimization/50890
1644         * gimple.h (gimple_fold_call): Remove.
1645         * gimple-fold.c (fold_stmt_1): Move all call related code to ...
1646         (gimple_fold_call): ... here.  Make static.  Update the
1647         cannot-inline flag on direct calls.
1648         * ipa-inline.c (early_inliner): Copy the cannot-inline flag
1649         from the statements to the edges.
1650
1651 2011-11-01  Ian Lance Taylor  <iant@google.com>
1652
1653         * godump.c (struct macro_hash_value): Define.
1654         (macro_hash_hashval): New static function.
1655         (macro_hash_eq, macro_hash_del): New static functions.
1656         (go_define): Use macro_hash_value to store values in macro_hash.
1657         Replace an old value on a redefinition.  Don't print anything to
1658         go_dump_file.
1659         (go_undef): Delete the entry from the hash table.
1660         (go_output_typedef): For an enum, use macro_hash_value, and don't
1661         print anything to go_dump_file.
1662         (go_print_macro): New static function.
1663         (go_finish): Traverse macro_hash with go_print_macro.
1664         (dump_go_spec_init): Update macro_hash creation for macro_hash_value.
1665
1666 2011-11-02  Alan Modra  <amodra@gmail.com>
1667
1668         * config/rs6000/rs6000.c (rs6000_code_end): Declare ATTRIBUTE_UNUSED.
1669
1670 2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>
1671
1672         PR c++/44277
1673         * doc/invoke.texi: Document -Wzero-as-null-pointer-constant.
1674
1675 2011-11-01  Andrew Stubbs  <ams@codesourcery.com>
1676
1677         * config/arm/bpabi.h (BE8_LINK_SPEC): Recognize generic-armv7 tuning.
1678
1679 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
1680
1681         * config/i386/i386.md (splitters for int-float conversion): Use
1682         SUBREG_REG on SUBREGs in splitter constraints.
1683
1684 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
1685
1686         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si): New
1687         prototype.
1688         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): New
1689         function.
1690         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Use it.
1691         (ssepackfltmode): New mode attr.
1692         (vec_pack_ufix_trunc_<mode>): New expander.
1693
1694 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
1695
1696         PR target/50940
1697         * config/i386/i386.md (floatsi<mode>2_vector_sse_with_temp splitter):
1698         Compare <ssevecmode>mode to V4SFmode, not V4SImode.
1699
1700 2011-11-01  Peter Bergner  <bergner@vnet.ibm.com>
1701
1702         * config.gcc (powerpc*-*-linux*): Add powerpc*-*-linux*ppc476* variant.
1703         * config/rs6000/476.h: New file.
1704         * config/rs6000/476.opt: Likewise.
1705         * config/rs6000/rs6000.h (TARGET_LINK_STACK): New define.
1706         (SET_TARGET_LINK_STACK): Likewise.
1707         (TARGET_ASM_CODE_END): Define.
1708         * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
1709         TARGET_LINK_STACK for -mtune=476 and -mtune=476fp.
1710         (rs6000_legitimize_tls_address): Emit the link stack preserving GOT
1711         code if TARGET_LINK_STACK.
1712         (rs6000_emit_load_toc_table): Likewise.
1713         (output_function_profiler): Likewise
1714         (macho_branch_islands): Likewise
1715         (machopic_output_stub): Likewise
1716         (get_ppc476_thunk_name): New function.
1717         (rs6000_code_end): Likewise.
1718         * config/rs6000/rs6000.md (load_toc_v4_PIC_1, load_toc_v4_PIC_1b):
1719         Convert to a define_expand.
1720         (load_toc_v4_PIC_1_normal): New define_insn.
1721         (load_toc_v4_PIC_1_476): Likewise.
1722         (load_toc_v4_PIC_1b_normal): Likewise.
1723         (load_toc_v4_PIC_1b_476): Likewise.
1724
1725 2011-11-01  Georg-Johann Lay  <avr@gjlay.de>
1726
1727         PR target/50910
1728         * config/avr/avr.opt (-mbranch-cost=): New option.
1729         * config/avr/avr.h (BRANCH_COST): Define to avr_branch_cost.
1730         * config/avr/avr.c (avr_rtx_costs_1): Adjust [U]DIV/[U]MOD costs.
1731         * config/avr/avr.md (*addqi3.lt0, *addhi3.lt0, *addsi3.lt0): New insns.
1732         (*addhi3_zero_extend1): Remove % in constraint of operand 1.
1733         (*addhi3.sign_extend1, *subhi3.sign_extend2): New insns.
1734
1735 2011-11-01  Tom de Vries  <tom@codesourcery.com>
1736
1737         PR tree-optimization/50908
1738         * tree-ssa-tail-merge.c (update_vuses): Now that edges are removed
1739         before update_vuses, test for 1 predecessor rather than two.
1740         (delete_block_update_dominator_info): New function, part of it factored
1741         out of ...
1742         (replace_block_by): Use delete_block_update_dominator_info.  Call
1743         update_vuses after deleting bb1 and updating dominator info, instead of
1744         before.
1745
1746 2011-11-01  David S. Miller  <davem@davemloft.net>
1747
1748         * config/sparc/sparc.c (vector_init_faligndata): New function.
1749         (sparc_expand_vector_init): Use it for V4HImode on VIS1.
1750
1751         * config/sparc/sparc.c (sparc_expand_vcond): New function.
1752         * config/sparc/sparc-protos.h (sparc_expand_vcond): Declare it.
1753         * config/sparc/sparc.md (vcond<mode><mode>): New VIS3 expander.
1754         (vconduv8qiv8qi): Likewise.
1755
1756 2011-11-01  Alexandre Oliva  <aoliva@redhat.com>
1757
1758         PR debug/50869
1759         * cselib.c (cfa_base_preserved_regno): Initialize.
1760         (cselib_expand_value_rtx_1): Don't expand it.
1761         * var-tracking.c (vt_expand_var_loc_chain): Initialize depth.
1762         Check it's only zero if result is NULL.
1763
1764 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
1765
1766         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): New
1767         expander.
1768
1769         * config/i386/sse.md (sseintvecmode): Remove duplicate modes.
1770         (sseintvecmodelower): New mode iterator.
1771         (floatv8siv8sf2, floatunsv4siv4sf2): Macroize into...
1772         (float<sseintvecmodelower><mode>2): ... this using VF1 iterator.
1773         (floatunsv4siv4sf2): Macroize into...
1774         (floatuns<sseintvecmodelower><mode>2): ... this using VF1 iterator.
1775
1776 2011-10-31  David S. Miller  <davem@davemloft.net>
1777
1778         * config/sparc/sparc.md (cmask patterns): Allow zero operand.
1779
1780         * dwarf2out.c (cached_next_real_insn): New.
1781         (dwarf2out_end_epilogue): Set it to NULL_RTX.
1782         (dwarf2out_var_location): Remove cached_next_real_insn local static.
1783
1784 2011-10-31  Richard Henderson  <rth@redhat.com>
1785
1786         * config/i386/sse.md (floatv8siv8sf2): Rename from avx_cvtdq2ps256.
1787         (floatv4siv4sf2): Rename from sse2_cvtdq2ps.
1788         (floatunsv4siv4sf2): Rename from sse2_cvtudq2ps.
1789         (fix_truncv8sfv8si2): Rename from avx_cvttps2dq256.
1790         (fix_truncv4sfv4si2): Rename from sse2_cvttps2dq.
1791         (floatv4siv4df2): Rename from avx_cvtdq2pd256.
1792         (fix_truncv4dfv4si2): Rename from avx_cvttpd2dq256.
1793         (vec_unpacku_float_hi_v8si): Update for insn pattern name changes.
1794         * config/i386/i386.md (splitters for int-float conversion): Likewise.
1795         * config/i386/i386.c (ix86_split_convert_uns_si_sse): Likewise.
1796         (bdesc_args): Likewise.
1797         (enum ix86_builtins) [IX86_BUILTIN_CVTUDQ2PS]: Remove.
1798         (ix86_vectorize_builtin_conversion): Remove.
1799         (TARGET_VECTORIZE_BUILTIN_CONVERSION): Remove.
1800
1801 2011-10-31  Martin Jambor  <mjambor@suse.cz>
1802
1803         * ipa-prop.c (mark_modified): Moved up in the file.
1804         (is_parm_modified_before_call): Renamed to
1805         is_parm_modified_before_stmt, moved up in the file.
1806         (load_from_unmodified_param): New function.
1807         (compute_complex_assign_jump_func): Also attempt to create pass
1808         through jump functions for values loaded from (addressable)
1809         parameters.
1810
1811 2011-10-31  Jakub Jelinek  <jakub@redhat.com>
1812
1813         * tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def
1814         in a loop and has different type from op0, cast it to op0's type
1815         before the loop first.  For slp give up.  Don't crash if op1_vectype
1816         is NULL.
1817
1818 2011-10-31  Paul Brook  <paul@codesourcery.com>
1819
1820         * cgraphunit.c: Don't mark clones as static constructors.
1821
1822 2011-10-31  David Edelsohn  <dje.gcc@gmail.com>
1823
1824         * gcc-ar: Do not include stdio.h.
1825
1826 2011-10-31  Diego Novillo  <dnovillo@google.com>
1827
1828         * tree-streamer-out.c (pack_ts_base_value_fields): Emit
1829         TYPE_ADDR_SPACE.
1830         * tree-streamer-in.c (unpack_ts_base_value_fields): Read
1831         TYPE_ADDR_SPACE.
1832
1833 2011-10-30  David S. Miller  <davem@davemloft.net>
1834
1835         * config/sparc/sparc.c (vector_init_bshuffle): New function.
1836         (vector_init_fpmerge): New function.
1837         (sparc_expand_vector_init): Use them to improve non-const cases.
1838
1839         * dwarf2out.c (dwarf2out_var_location): When processing several
1840         consecutive location notes, cache the result of next_real_insn().
1841
1842 2011-10-30  Uros Bizjak  <ubizjak@gmail.com>
1843
1844         * config/i386/i386.md (avx2_vec_dup<mode>): Macroize insn from
1845         avx2_vec_dup{v8sf,v4sf} using VF1 mode iterator.
1846         (vec_dupv4sf): Remove expander.
1847         (vec_dupv4sf): Merge from *vec_dupv4sf and *vec_dupv4sf_avx.
1848         (vec_dupv2df): Remove expander.
1849         (vec_dupv2df): Merge from *vec_dupv2df and *vec_dupv2df_sse3.
1850         (*vec_concatv2df): Merge *vec_concatv2df_sse3.
1851         (*vec_dupv4si): Merge *vec_dupv4si_avx.
1852         (*vec_dupv2di): Merge *vec_dupv2di_sse3.
1853
1854 2011-10-30  Dmitry Plotnikov  <dplotnikov@ispras.ru>
1855
1856         * tree-cfg.c (verify_gimple_assign_unary): Allow vector conversions.
1857         * optabs.c (supportable_convert_operation): New function.
1858         * optabs.h (supportable_convert_operation): New prototype.
1859         * tree-vect-stmts.c (vectorizable_conversion): Change condition and
1860         behavior for NONE modifier case.
1861         * tree.h (VECTOR_INTEGER_TYPE_P): New macro.
1862
1863 2011-10-30  Jakub Jelinek  <jakub@redhat.com>
1864
1865         * tree-vectorizer.h (NUM_PATTERNS): Bump to 9.
1866         * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): New
1867         function.
1868         (vect_vect_recog_func_ptrs): Add it.
1869
1870 2011-10-30  David S. Miller  <davem@davemloft.net>
1871
1872         * reorg.c (label_before_next_insn): New function.
1873         (relax_delay_slots): Use it instead of prev_label.
1874         * rtl.h (prev_label): Delete declaration.
1875         * emit-rtl.c (prev_label): Remove.
1876
1877 2011-10-30  Revital Eres  <revital.eres@linaro.org>
1878
1879         * modulo-sched.c (generate_prolog_epilog): Mark prolog and epilog
1880         as BB_DISABLE_SCHEDULE.
1881         (mark_loop_unsched): New function.
1882         (sms_schedule): Call it.
1883
1884 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1885
1886         PR target/50617
1887         * config/pa/protos.h (attr_length_save_restore_dltp): Delete.
1888         (cmpib_comparison_operator): Likewise.
1889         (following_cal, output_and, output_ior, output_move_double,
1890         output_fp_move_double, output_block_move, output_block_clear,
1891         output_cbranch, output_lbranch, output_bb, output_bvb, output_dbra,
1892         output_movb, output_parallel_movb, output_parallel_addb, output_call,
1893         output_indirect_call, output_millicode_call, output_mul_insn,
1894         output_div_insn, output_mod_insn, singlemove_string,
1895         output_arg_descriptor, output_global_address, print_operand,
1896         legitimize_pic_address, hppa_encode_label, symbolic_expression_p,
1897         fmpyaddoperands, fmpysuboperands, emit_bcond_fp, emit_move_sequence,
1898         emit_hpdiv_const, is_function_label_plus_const, jump_in_call_delay,
1899         hppa_fpstore_bypass_p, attr_length_millicode_call, attr_length_call,
1900         attr_length_indirect_call, return_addr_rtx, function_arg_padding,
1901         insn_refs_are_delayed, get_deferred_plabel, ldil_cint_p, zdepi_cint_p,
1902         output_ascii, compute_frame_size, and_mask_p, cint_ok_for_move,
1903         hppa_expand_prologue, hppa_expand_epilogue, ior_mask_p,
1904         compute_zdepdi_operands, output_64bit_and, output_64bit_ior,
1905         reloc_needed, magic_milli, shadd_constant_p): Consistently prefix
1906         exported functions and variables with "pa_".
1907         * config/pa/predicates.md: Likewise.
1908         * config/pa/pa64-hpux.h: likewise.
1909         * config/pa/som.h: Likewise.
1910         * config/pa/elf.h: Likewise.
1911         * config/pa/pa64-linux.h: Likewise.
1912         * config/pa/pa.md: Likewise.
1913         * config/pa/pa.c: Likewise.
1914         * config/pa/pa-linux.h: Likewise.
1915         * config/pa/pa.h: Likewise.
1916         * config/pa/constraints.md: Likewise.
1917
1918 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
1919
1920         * config/i386/i386.md (xop_sha<mode>3): Rename from xop_ashl<mode>3.
1921         Update all uses.
1922         (xop_shl<mode>3): Rename from xop_lshl<mode>3.  Update all uses.
1923         * config/i386/i386.c: Update all uses.
1924
1925 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
1926
1927         * config/i386/i386.md (lshlv16qi3): Remove expander.
1928         (lshrv16qi3): New expander.
1929         (<shift_insn>v16qi3): Macroize expander from ashrv16qi3 and lshrv16qi3
1930         using any_shiftrt code iterator. Cleanup.
1931         (ashlv16qi3): Cleanup.
1932         (ashrv2di3): Ditto.
1933
1934 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1935
1936         PR target/50691
1937         * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol
1938         references.
1939         (pa_legitimate_constant_p): Return false for TLS_MODEL_GLOBAL_DYNAMIC
1940         and TLS_MODEL_LOCAL_DYNAMIC symbol references.
1941
1942 2011-10-29  Georg-Johann Lay  <avr@gjlay.de>
1943
1944         PR target/50887
1945         * config/avr/avr.opt (-maccumulate-args): New option.
1946         * config/avr/avr.h (STARTING_FRAME_OFFSET): Redefine to
1947         avr_starting_frame_offset.
1948         (ACCUMULATE_OUTGOING_ARGS): Define to avr_accumulate_outgoing_args.
1949         * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): Remove.
1950         (UNSPECV_WRITE_SP_IRQ_OFF): Remove.
1951         (UNSPECV_WRITE_SP): New constant.
1952         (*addhi3_sp_R): Rewrite to...
1953         (*addhi3_sp): ...this new insn.
1954         (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Combine to...
1955         (movhi_sp_r): ...this new insn.
1956         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): New.
1957         (avr_starting_frame_offset): New.
1958         * config/avr/avr.c (avr_accumulate_outgoing_args): New function.
1959         (avr_starting_frame_offset): New function.
1960         (avr_outgoing_args_size): New static function.
1961         (avr_initial_elimination_offset): Use it.
1962         (avr_simple_epilogue): Use it.
1963         (avr_asm_function_end_prologue): Use it.
1964         (expand_epilogue): Use it.
1965         (expand_prologue): Use it.  Break out code to...
1966         (avr_prologue_setup_frame): ...this new static function.
1967         (avr_can_eliminate): Allow eliminating to frame pointer if there
1968         is one.
1969         (avr_frame_pointer_required_p): Use frame pointer if target has a
1970         nonlocal label.
1971         * config/avr/constraints.md (R): Remove.
1972         (Csp): New constraint.
1973         * config/avr/predicates.md (avr_sp_immediate_operand): Use it.
1974
1975 2011-10-29  Andi Kleen  <ak@linux.intel.com>
1976
1977         * gcc-ar.c (target_machine): Add.
1978
1979 2011-10-29  Anatoly Sokolov  <aesok@post.ru>
1980
1981         * config/cris/cris.c (reg_ok_for_base_p, reg_ok_for_index_p,
1982         cris_constant_index_p, cris_base_p, cris_index_p,
1983         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p,
1984         cris_legitimate_address_p): New functions.
1985         (TARGET_LEGITIMATE_ADDRESS_P): Define.
1986         (cris_pic_symbol_type, cris_valid_pic_const): Change arguments type
1987         from rtx to const_rtx.
1988         (cris_print_operand_address, cris_address_cost,
1989         cris_side_effect_mode_ok):  Use
1990         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
1991         cris_biap_index_p and cris_bdap_index_p.
1992         * config/cris/cris.h (CONSTANT_INDEX_P, BASE_P, BASE_OR_AUTOINCR_P,
1993         BDAP_INDEX_P, BIAP_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
1994         REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
1995         (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_R, EXTRA_CONSTRAINT_T): Use
1996         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
1997         cris_biap_index_p and cris_bdap_index_p.
1998         * config/cris/cris.md (moversideqi movemsideqi peephole2): Use
1999         cris_base_p.
2000         * config/cris/cris-protos.h (cris_constant_index_p, cris_base_p,
2001         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p): New
2002         prototype.
2003         (cris_pic_symbol_type, cris_valid_pic_const): Update prototype.
2004
2005 2011-10-21  Andi Kleen  <ak@linux.intel.com>
2006
2007         * ggc-page (PAGE_ALIGN): Add.
2008         (alloc_page, ggc_pch_total_size, ggc_pch_this_base, ggc_pch_read):
2009         Replace ROUND_UP with PAGE_ALIGN.
2010
2011 2011-10-20  Andi Kleen  <ak@linux.intel.com>
2012
2013         * ggc-page (alloc_anon): Add check argument.
2014         (alloc_page): Add fallback to 1 page allocation.
2015         Adjust alloc_anon calls to new argument.
2016
2017 2011-10-18  Andi Kleen  <ak@linux.intel.com>
2018
2019         * ggc-page (release_pages): First free large continuous
2020         chunks in the madvise path.
2021
2022 2011-10-18  Andi Kleen  <ak@linux.intel.com>
2023
2024         * ggc-page.c (alloc_pages): Always round up entry_size.
2025
2026 2011-10-19  Andi Kleen  <ak@linux.intel.com>
2027
2028         * Makefile.in (MOSTLYCLEANFILES): Add gcc-ar/nm/ranlib.
2029         (native): Add gcc-ar, gcc-nm, gcc-ranlib.
2030         (AR_LIBS, gcc-ar, gcc-ar.o, gcc-ranlib, gcc-ranlib.o,
2031         gcc-nm, gcc-nm.o, gcc-ranlib.c, gcc-nm.c): Add.
2032         (install): Depend on install-gcc-ar.
2033         (install-gcc-ar): Add.
2034         (uninstall): Uninstall gcc-ar, gcc-nm, gcc-ranlib.
2035         * gcc-ar.c: Add new file.
2036
2037 2011-10-28  Pat Haugen <pthaugen@us.ibm.com>
2038
2039         * config/rs6000/rs6000.md (define_attr "type"): Add vecdouble.
2040         * config/rs6000/vsx.md (VStype_simple, VStype_mul): Use vecdouble
2041         type for V2DF.
2042         (VStype_div): Use vector types for V2DF/V4SF.
2043         (VStype_sqrt): Use *sqrt types.
2044         (VS_spdp_type): Change type to vecdouble.
2045         (*vsx_fmav2df4, *vsx_nfmsv2df4, vsx_xvcvdpsxws, vsx_xvcvdpuxws,
2046         vsx_xvcvuxdsp, vsx_xvcvsxwdp, vsx_xvcvuxwdp, vsx_xvcvspsxds,
2047         vsx_xvcvspuxds): Likewise.
2048         (*vsx_fms<mode>4): Set type via <VStype_mul>.
2049         (*vsx_eq_<mode>_p, *vsx_gt_<mode>_p, *vsx_ge_<mode>_p): Set type via
2050         <VStype_simple>.
2051         * config/rs6000/power7.md (power7-vecstore): Correct VSU pipe.
2052         (power7-fpcompare, power7-sdiv, power7-ddiv, power7-sqrt,
2053         power7-dsqrt): Correct insn latency.
2054         (power7-vecsimple): Add veccmp type and correct dispatch/VSU values.
2055         (power7-veccmp): Delete.
2056         (power7-vecfloat): Correct latency/dispatch/VSU values.
2057         (define_bypass "power7-vecfloat"): Correct latency and types.
2058         (power7-veccomplex, power7-vecperm): Correct dispatch/VSU values.
2059         (power7-vecdouble, power7-vecfdiv, power7-vecdiv): New.
2060
2061 2011-10-28  Uros Bizjak  <ubizjak@gmail.com>
2062
2063         * config/i386/i386.md (shift_insn): Rename code attribute from
2064         shiftrt_insn.  Also handle ashift RTX.
2065         (shift): Rename code attribute from shiftrt.  Also handle ashift RTX.
2066         (vshift): New code attribute.
2067         (<shift_insn>*): Rename from <shiftrt_insn>*. Update asm templates.
2068         (any_lshift): Move and rename code iterator from ...
2069         * config/i386/sse.md (lshift): ... here.
2070         (lshift_insn): Remove code attribute.
2071         (lshift): Remove code attribute.
2072         (vlshr<mode>3): Use lshiftrt RTX.
2073         (vashr<mode>3, ashrv16qi3, ashrv2di3): Use ashiftrt RTX.
2074         (vashl<mode>3, ashlv16qi3): Use ashift RTX.
2075         (avx2_<lshift>v<mode>): Rename from avx2_<shift_insn>v<mode>.  Use
2076         any_lshift code iterator.  Update asm template.
2077         (<shift_insn><mode>3): Macroize insn from lshr<mode>3 and ashl<mode>3
2078         usign any_lshift code iterator.
2079         * config/i386/mmx.md (mmx_<shift_insn><mode>3): Macroize insn from
2080         mmx_lshr<mode>3 and mmx_ashl<mode>3 usign any_lshift code iterator.
2081         * config/i386/i386.c (bdesc_args) <__builtin_ia32_psll>: Update.
2082
2083 2011-10-28  Georg-Johann Lay  <avr@gjlay.de>
2084
2085         PR target/49313
2086         * config/avr/avr.md (parityhi2): Expand allowing pseudos.
2087         (*parityhi2): New pre-reload insn-and-split to map 16-bit parity
2088         to the libgcc insn.
2089         (*parityqihi2): Same for 8-bit parity.
2090
2091 2011-10-28  Julian Brown  <julian@codesourcery.com>
2092
2093         PR rtl-optimization/47918
2094         * reload1.c (set_initial_label_offsets): Use initial offsets
2095         for labels on the nonlocal_goto_handler_labels chain.
2096
2097 2011-10-28  Iain Sandoe  <iains@gcc.gnu.org>
2098
2099         * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
2100         Move darwin-fpsave.asm from here to ... LIB2FUNCS_EXTRA.
2101         (LIB2FUNCS_EXTRA):  Add darwin-gpsave.asm.
2102         (TARGET_LIBGCC2_CFLAGS): Ensure that fPIC and -pipe are inherited from
2103         config/t-darwin.
2104         * config/rs6000/darwin.h (FP_SAVE_INLINE): Adjust to enable.
2105         (GP_SAVE_INLINE): Likewise.
2106         (SAVE_FP_PREFIX,  SAVE_FP_SUFFIX, RESTORE_FP_PREFIX,
2107         RESTORE_FP_SUFFIX): Set to empty strings.
2108         * config/rs6000/rs6000.c (rs6000_savres_strategy): Implement for Darwin.
2109         (debug_stack_info): Print savres_strategy.
2110         (rs6000_savres_routine_name): Implement for Darwin.
2111         (rs6000_make_savres_rtx): Adjust used register for Darwin.
2112         (rs6000_emit_prologue): Implement out-of-line saves for Darwin.
2113         (rs6000_output_function_prologue): Don't emit .extern for Mach-O.
2114         (rs6000_emit_epilogue): Implement out-of-line saves for Darwin.
2115         * config/rs6000/darwin-gpsave.asm: New file.
2116
2117 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
2118
2119         * config/i386/sse.md (VI4SD_AVX2): Removed.
2120         (VI48_AVX2, VI128_128, VI48_128, VI48_256): New mode iterators.
2121         (vashl<mode>3): Use VI12_128 iterator instead of VI124_128.
2122         Add another expander using VI48_128 iterator for
2123         TARGET_AVX2 || TARGET_XOP and another using VI48_256 iterator
2124         for TARGET_AVX2.
2125         (vlshr<mode>3): Likewise.  Change register_operand predicate to
2126         nonimmediate_operand on last operand in the VI12_128 expander.
2127         (vashr<mode>3): Use VI128_128 iterator instead of VI124_128.
2128         (vashrv4si3, vashrv8si3): New expanders.
2129         (avx2_ashrvv8si, avx2_ashrvv4si, avx2_<lshift>vv8si,
2130         avx2_<lshift>vv2di): Removed.
2131         (avx2_ashrv<mode>): New insn with VI4_AVX2 iterator.
2132         (avx2_<lshift>v<mode>): Macroize using VI48_AVX2
2133         iterator.  Simplify pattern.
2134
2135 2010-10-28  Richard Guenther  <rguenther@suse.de>
2136
2137         PR driver/50876
2138         * lto-wrapper.c (get_options_from_collect_gcc_options):
2139         Properly count arguments.
2140         (run_gcc): Use an obstack to collect argv, properly separate
2141         switches and their arguments.
2142
2143 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
2144
2145         * tree-vect-stmts.c (vectorizable_shift): Give up if op1 has different
2146         vector mode from vectype's mode.
2147
2148 2011-10-28  Chung-Lin Tang  <cltang@codesourcery.com>
2149
2150         PR rtl-optimization/49720
2151         * simplify-rtx.c (simplify_relational_operation_1): Detect
2152         infinite recursion condition in "(eq/ne (plus x cst1) cst2)
2153         simplifies to (eq/ne x (cst2 - cst1))" case.
2154
2155 2011-10-27  David S. Miller  <davem@davemloft.net>
2156
2157         * config/sparc/sparc.md (snedi_special): Only match when not VIS3.
2158         (*snedi_zero): Likewise.
2159         (*snedi_zero_trunc): Likewise.
2160         (snedi_special_vis3): New expander.
2161         (*snedi_zero_vis3): New insn.
2162         (*snedi_zero_trunc_vis3): Likewise.
2163         (*sltu_insn_vis3): Likewise.
2164         (*sltu_insn_vis3_trunc): Likewise.
2165         (addxc): Likewise.
2166         (*addxc_trunc_sp64_vis3): Likewise.
2167         * config/sparc/sparc.c (emit_scc_insn): When VIS3 use the
2168         gen_snedi_special_vis3 expander, and try GTU/LTU addx based
2169         sequences on DImode values.
2170
2171         * config/sparc/sparc.md (64-bit vector moves): Use 'e' not 'f'
2172         constraint.
2173
2174         * regcprop.c (copyprop_hardreg_forward_1): Reject the
2175         transformation when we narrow the mode on big endian.
2176
2177 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
2178
2179         * config/i386/sse.md (avx_cvtpd2dq256_2, avx_cvttpd2dq256_2,
2180         vec_pack_sfix_trunc_v4df, vec_pack_sfix_v4df): New expanders.
2181         (*avx_cvtpd2dq256_2, *avx_cvttpd2dq256_2): New insns.
2182
2183         * config/i386/i386.c (ix86_print_operand): Handle 'q' and 'x'
2184         overrides for -masm=intel memory.
2185         * config/i386/sse.md (sse2_cvtdq2pd, sse2_cvtps2pd,
2186         sse4_1_<code>v8qiv8hi2, avx2_<code>v8qiv8si2,
2187         sse4_1_<code>v4hiv4si2, avx2_<code>v4hiv4di2,
2188         sse4_1_<code>v2siv2di2): Use %q1 instead of %1 for -masm=intel.
2189         (sse4_1_<code>v4qiv4si2, avx2_<code>v4qiv4di2,
2190         sse4_1_<code>v2hiv2di2): Use %k1 instead of %1 for -masm=intel.
2191         (sse4_1_<code>v2qiv2di2): Use %w1 instead of %1 for -masm=intel.
2192
2193 2011-10-27  Martin Jambor  <mjambor@suse.cz>
2194
2195         * ipa-prop.c (compute_pass_through_member_ptrs): Rename parm_info
2196         to parm_ainfo.
2197         (ipa_compute_jump_functions_for_edge): Likewise.
2198         (ipa_compute_jump_functions): Likewise.
2199         (ipa_analyze_indirect_call_uses): Likewise.
2200         (ipa_analyze_call_uses): Likewise.
2201         (ipa_analyze_params_uses): Likewise.
2202         (ipa_analyze_node): Likewise.
2203
2204 2011-10-27  Uros Bizjak  <ubizjak@gmail.com>
2205
2206         PR target/50875
2207         * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
2208         constraints.  Change alternative 1 to "x,m,1".
2209
2210 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
2211
2212         * Makefile.in (build/gencheck.o): Depend on tree.def and
2213         c-family/c-common.def.
2214
2215         * tree-ssa-strlen.c: Include expr.h.
2216         (get_stridx): Don't use c_strlen, instead use string_constant
2217         and compute string length from it.
2218         * Makefile.in (tree-ssa-strlen.o): Depend on $(EXPR_H).
2219
2220 2011-10-27  Eric Botcazou  <ebotcazou@adacore.com>
2221
2222         PR rtl-optimization/46603
2223         PR bootstrap/50879
2224         * reload.c (push_reload): In the out case, restore previous behavior
2225         for subregs that don't have word mode.
2226
2227 2011-10-27  Ian Lance Taylor  <iant@google.com>
2228
2229         * cppdefault.c: Undef NATIVE_SYSTEM_HEADER_DIR if
2230         CROSS_DIRECTORY_STRUCTURE is defined and TARGET_SYSTEM_ROOT is not.
2231         (cpp_include_defaults): Only use NATIVE_SYSTEM_HEADER_DIR if it is
2232         defined.
2233
2234 2011-10-27  Richard Henderson  <rth@redhat.com>
2235
2236         * optabs.c (expand_vec_perm): Use the correct mode for scaling the
2237         selector.  Save the qimode constant selector for later use by the
2238         qimode vec_perm pattern.
2239
2240 2011-10-27  Bernd Schmidt  <bernds@codesourcery.com>
2241
2242         * config/c6x/c6x.c (unit_req_imbalance, res_mii): Cast the first arg
2243         to unit_req_factor to the right enum type.
2244         (get_unit_operand_masks, reshuffle_units, try_rename_operands,
2245         hwloop_optimize): Remove unused variables.
2246
2247 2010-10-27  Richard Guenther  <rguenther@suse.de>
2248
2249         PR middle-end/50731
2250         * tree-vect-generic.c (do_binop): Handle scalar operands.
2251
2252 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
2253
2254         PR target/37191
2255         * config/i386/sse.md (*vec_extract_v4sf_mem): Avoid combining registers
2256         from different units in a single alternative.
2257
2258 2011-10-26  David S. Miller  <davem@davemloft.net>
2259
2260         * config/sparc/sparc.c (emit_scc_insn): Force attempt of v9 sequences
2261         if we're comparing DImode and comparison is other than EQ or NE.
2262
2263         * config/sparc/sparc.c (emit_scc_insn): Do not try v9 sequences until
2264         LEU/LTU/GEU/GTU is attempted.
2265         * config/sparc/sparc.md (*neg_snesi_sign_extend): New 64-bit insn
2266         and split.
2267         (*neg_seqsi_sign_extend): Likewise.
2268         (*sltu_extend_sp64, *neg_sltu_extend_sp64, *sgeu_extend_sp64,
2269         *neg_sgeu_extend_sp64): New insns.
2270
2271         * config/sparc/sparc-protos.h (sparc_expand_conditional_move): Declare.
2272         * config/sparc/sparc.md (mov<I:mode>cc, mov<F:mode>cc): Call it.
2273         (*mov<I:mode>_cc_v9): Normalize to expect operand 0 always in operand 4.
2274         (*mov<I:mode>_cc_reg_sp64): Likewise.
2275         (*movsf_cc_v9): Likewise.
2276         (*movsf_cc_reg_sp64): Likewise.
2277         (*movdf_cc_v9): Likewise.
2278         (*movdf_cc_reg_sp64): Likewise.
2279         (*movtf_cc_hq_v9): Likewise.
2280         (*movtf_cc_reg_hq_sp64): Likewise.
2281         (*movtf_cc_v9): Likewise.
2282         (*movtf_cc_reg_sp64): Likewise.
2283         * config/sparc/sparc.c (sparc_expand_conditional_move): New function.
2284         (sparc_print_operand): Delete 'c' and 'd' handling, no longer used.
2285
2286 2011-10-26  Eric Botcazou  <ebotcazou@adacore.com>
2287
2288         * reload.c (reload_inner_reg_of_subreg): Change type of return value
2289         and type of OUTPUT parameter to bool and adjust.  Document MODE and
2290         OUTPUT parameters.  Use HARD_REGISTER_P.  Reorder final condition
2291         and improve associated comment.
2292         (push_reload): Clarify and update comments about reloading of subregs.
2293         Adjust calls to reload_inner_reg_of_subreg.  Compute the class upfront
2294         for the reloading of subregs in the out case as well.
2295
2296 2011-10-26  Alexandre Oliva  <aoliva@redhat.com>
2297
2298         PR debug/50826
2299         * var-tracking.c (rtx_debug_expr_p): New.
2300         (use_type): Don't use debug exprs to track non-VTA variables.
2301
2302 2011-10-26  Jeff Law  <law@redhat.com>
2303
2304         * doc/invoke.texi (sink-frequency-threshold): Document.
2305         * tree-ssa-sink.c: Include params.h.
2306         (select_best_block): New function.
2307         (statement_sink_location): Use it.
2308         * params.def (SINK_FREQUENCY_THRESHOLD): New PARAM.
2309
2310 2011-10-26  Iain Sandoe  <iains@gcc.gnu.org>
2311
2312         PR target/48108
2313         * config/darwin.c (top level): Amend comments concerning LTO output.
2314         (lto_section_num): New variable.  (darwin_lto_section_e): New GTY.
2315         (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
2316         (LTO_NAMES_SECTION): Rename.
2317         (darwin_asm_named_section): Record LTO section counts and switches
2318         in a vec of darwin_lto_section_e.
2319         (darwin_file_start): Remove unused code.
2320         (darwin_file_end): Put an LTO section termination label.  Handle
2321         output of the wrapped LTO sections, index and names table.
2322
2323 2011-10-26  Alan Modra  <amodra@gmail.com>
2324
2325         * config/rs6000/rs6000.c (rs6000_make_savres_rtx): Delete unneeded
2326         declaration.
2327         (rs6000_emit_stack_reset): Only return insn emitted when it adjusts sp.
2328         (rs6000_make_savres_rtx): Rename to rs6000_emit_savres_rtx.  Use
2329         simple_return in pattern, emit instruction, and set jump_label.
2330         (rs6000_emit_prologue): Update for rs6000_emit_savres_rtx.  Use
2331         simple_return rather than return.
2332         (emit_cfa_restores): New function.
2333         (rs6000_emit_epilogue): Emit cfa_restores when flag_shrink_wrap.
2334         Add missing cfa_restores for SAVE_WORLD.  Add missing LR cfa_restore
2335         when using out-of-line gpr restore.  Add missing LR and FP regs
2336         cfa_restores for out-of-line fpr restore.  Consolidate code setting
2337         up cfa_restores.  Formatting.  Use LR_REGNO define.
2338         (rs6000_output_mi_thunk): Use simple_return rather than return.
2339         * config/rs6000/rs6000.md (sibcall*, sibcall_value*): Likewise.
2340         (return_internal*): Likewise.
2341         (any_return, return_pred, return_str): New iterators.
2342         (return, conditional return insns): Provide both return and
2343         simple_return variants.
2344         * config/rs6000/rs6000.h (EARLY_R12, LATE_R12): Define.
2345         (REG_ALLOC_ORDER): Move r12 before call-saved regs when FIXED_R13.
2346         Move r11 and r0 later to suit shrink-wrapping.
2347
2348 2011-10-26  Richard Guenther  <rguenther@suse.de>
2349
2350         * lto-wrapper.c (run_gcc): Properly init/free obstack.
2351
2352 2011-10-26  Jakub Jelinek  <jakub@redhat.com>
2353
2354         * config/i386/i386.md (UNSPEC_VSIBADDR): New.
2355         * config/i386/predicates.md (vsib_address_operand,
2356         vsib_mem_operator): New predicates.
2357         * config/i386/i386.c (ix86_print_operand_address): Handle
2358         UNSPEC_VSIBADDR addresses.
2359         * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>,
2360         avx2_gatherdi<mode>256): Adjust expanders to use MEM with
2361         UNSPEC_VSIBADDR address.
2362         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>, *avx2_gatherdi<mode>256):
2363         Adjust insns to use MEM with UNSPEC_VSIBADDR address.
2364
2365 2011-10-26  Tom de Vries  <tom@codesourcery.com>
2366
2367         PR tree-optimization/50763
2368         * tree-ssa-tail-merge.c (replace_block_by): Update vops if phi_vuse1 or
2369         phi_vuse2 is NULL_TREE only if bb1 dominates or is dominated by bb2.
2370
2371 2011-10-26  Richard Guenther  <rguenther@suse.de>
2372
2373         PR lto/41844
2374         * Makefile.in (lto-wrapper): Depend on and link against opts-common.o.
2375         (lto-wrapper.o): Depend on $(OPTS_H) and $(OPTIONS_H).
2376         * lto-wrapper.c (get_options_from_collect_gcc_options): New function.
2377         (run_gcc): Use it.  Filter out language specific options.
2378
2379 2011-10-26  Andreas Tobler  <andreast@fgznet.ch>
2380
2381         * config/i386/freebsd64.h (LINK_SPEC): Emit the same warning as the
2382         32-bit target does.
2383
2384 2011-10-25  Paolo Carlini  <paolo.carlini@oracle.com>
2385
2386         PR driver/46617
2387         * gcc.c (main): Fix fatal_error string for translation.
2388
2389 2011-10-25  Ian Lance Taylor  <iant@google.com>
2390
2391         * tree-eh.c (do_return_redirection): Remove return_value_p
2392         parameter.  Change all callers.
2393         (lower_try_finally_nofallthru): Remove local return_val.
2394         (lower_try_finally_onedest): Likewise.
2395         (lower_try_finally_copy): Likewise.
2396         (lower_try_finally_switch): Likewise.
2397
2398 2011-10-25  H.J. Lu  <hongjiu.lu@intel.com>
2399
2400         * config/i386/mmx.md (*mmx_maskmovq): Replace :SI with :P and
2401         remove "&& !TARGET_64BIT"
2402         (*mmx_maskmovq_rex): Removed.
2403
2404 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2405
2406         PR rtl-optimization/46603
2407         * reload.c (push_reload): In the out case, reload the subreg as well
2408         as the reg if it has word mode.
2409
2410 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2411
2412         * dwarf2out.c (add_gnat_descriptive_type_attribute): Temporarily
2413         suppress debug info for the parent type.
2414
2415 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2416
2417         * config/ia64/ia64.c (ia64_profile_hook): Fix thinko.
2418
2419 2011-10-25  Richard Henderson  <rth@redhat.com>
2420
2421         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Remove.
2422         (vec_extract_even<mode>, vec_extract_odd<mode>): Remove.
2423
2424         * config/rs6000/altivec.md (vec_extract_evenv8hi,
2425         vec_extract_evenv16qi, vec_extract_oddv4si,
2426         vec_extract_oddv4sf): Remove.
2427
2428         * config/spu/spu.md (vec_extract_evenv4si, vec_extract_evenv4sf,
2429         vec_extract_evenv8hi, vec_extract_evenv16qi, vec_extract_oddv4si,
2430         vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2431         vec_interleave_highv4sf, vec_interleave_lowv4sf,
2432         vec_interleave_highv4si, vec_interleave_lowv4si,
2433         vec_interleave_highv8hi, vec_interleave_lowv8hi,
2434         vec_interleave_highv16qi, vec_interleave_lowv16qi): Remove.
2435
2436         * expr.c (expand_expr_real_2) [VEC_EXTRACT_EVEN_EXPR]: Use binop.
2437         [VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR]: Likewise.
2438         [VEC_INTERLEAVE_LOW_EXPR]: Likewise.
2439         * optabs.c (expand_binop): Implement vec_interleave_high_optab,
2440         vec_interleave_low_optab, vec_extract_even_optab,
2441         vec_extract_odd_optab with expand_vec_perm.
2442         (can_vec_perm_for_code_p): New.
2443         * optabs.h: Update.
2444         * tree-vect-data-refs.c (vect_strided_store_supported): Allow for
2445         fallback via can_vec_perm_for_code_p.
2446         (vect_strided_load_supported): Likewise.
2447         * tree-vect-generic.c (expand_vector_operations_1): Never lower
2448         VEC_INTERLEAVE_HIGH_EXPR, VEC_INTERLEAVE_LOW_EXPR,
2449         VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR.
2450
2451         * target.def (vec_perm_const_ok): Change parameters to mode and
2452         array of indicies.
2453         * doc/tm.texi: Rebuild.
2454         * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
2455         parameters to mode and array of indicies.
2456         * expr.c (expand_expr_real_2) [VEC_PERM_EXPR]: Expand operands here.
2457         * optabs.c (can_vec_perm_p): Rename from can_vec_perm_expr_p.
2458         Change parameters to mode and array of indicies.
2459         (expand_vec_perm_1): Rename from expand_vec_perm_expr_1.
2460         (expand_vec_perm): Rename from expand_vec_perm_expr.  Change
2461         parameters to mode and rtx inputs.  Try lowering to QImode
2462         vec_perm_const before trying fully variable permutation.
2463         * optabs.h: Update decls.
2464         * tree-vect-generic.c (lower_vec_perm): Extract array of indices from
2465         VECTOR_CST to pass to can_vec_perm_p.
2466         * tree-vect-slp.c (vect_get_mask_element): Change mask parameter type
2467         from int pointer to unsigned char pointer.
2468         (vect_transform_slp_perm_load): Update for change to can_vec_perm_p.
2469         * tree-vect-stmts.c (perm_mask_for_reverse): Likewise.
2470
2471         * tree.def (VEC_EXTRACT_EVEN_EXPR): Fix typo in text name.
2472         (VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2473         VEC_INTERLEAVE_LOW_EXPR): Likewise.
2474
2475 2011-10-25  Mike Stump  <mikestump@comcast.net>
2476
2477         * reload.c (regno_clobbered_p): Fix typo.
2478
2479 2011-10-25  Dodji Seketeli  <dodji@redhat.com>
2480
2481         * input.c (expand_location): Rewrite using linemap_resolve_location
2482         and linemap_expand_location.  Add a comment.
2483
2484 2011-10-25  Jakub Jelinek  <jakub@redhat.com>
2485
2486         PR tree-optimization/50596
2487         * tree-vect-stmts.c (vect_mark_relevant): Only use
2488         FOR_EACH_IMM_USE_FAST if lhs is SSA_NAME.
2489         (vectorizable_store): If is_pattern_stmt_p look through
2490         VIEW_CONVERT_EXPR on lhs.
2491         * tree-vect-patterns.c (check_bool_pattern, adjust_bool_pattern):
2492         Use unsigned type instead of signed.
2493         (vect_recog_bool_pattern): Optimize also stores into bool memory in
2494         addition to casts from bool to integral types.
2495         (vect_mark_pattern_stmts): If pattern_stmt already has vinfo
2496         created, don't create it again.
2497
2498 2011-10-25  Kai Tietz  <ktietz@redhat.com>
2499
2500         * config/i386/i386.c (ix86_frame_pointer_required): Require
2501         frame-pointer, if setjmp is used for 32-bit ms-abi.
2502
2503 2011-10-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2504
2505         * builtins.c (set_builtin_user_assembler_name): Remove extra
2506         newline added in October 11th, 2011 change.
2507
2508 2011-10-24  David S. Miller  <davem@davemloft.net>
2509
2510         * config/sparc/little-endian.opt: Delete.
2511         * config.gcc: Remove references to config/sparc/little-endian.opt
2512         * doc/invoke.texi: Remove documentation of -mlittl-endian on sparc.
2513         * config/sparc/linux64.h: Delete references to -mlittle-endian.
2514         * config/sparc/netbsd-elf.h: Likewise.
2515         * config/sparc/openbsd64.h: Likewise.
2516         * config/sparc/sparc.h: Likewise.
2517         * config/sparc/sp64-elf.h: Likewise and delete overrides for
2518         BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
2519         * config/sparc/sparc.c (dump_target_flag_bits): Remove reference
2520         to MASK_LITTLE_ENDIAN.
2521         * config/sparc/sparc.opt (Mask(LITTLE_ENDIAN)): Delete.
2522
2523         * config/sparc/sparc.md: Only use F, G, and C constraints in FP insns.
2524         Only use D, Y, and Z constraints in vector insns.
2525
2526         * config/sparc/sparc.md (cpu_feature, enabled): New attributes.
2527         (*movsi_insn_novis3, *movsi_insn_vis3): Consolidate into one pattern
2528         called *movsi_insn.
2529         (*movdi_insn_sp32_v9_novis3, *movdi_insn_sp32_v9_vis3): Consolidate
2530         into *movdi_insn_sp32.
2531         (*movdi_insn_sp64_novis3, *movdi_insn_sp64_vis3): Consolidate into
2532         one pattern called *movdi_insn_sp64.
2533         (*movsf_insn_novis3, *movsf_insn_vis3, *movsf_insn_no_fpu):
2534         Consolidate into one pattern called *movsf_insn.
2535         (*movdf_insn_sp32_no_fpu, *movdf_insn_sp32_v9_novis3,
2536         *movdf_insn_sp32_v9_vis3, *movdf_insn_sp32_v9_no_fpu): Consolidate
2537         into *movdf_insn_sp32.
2538         (*movdf_insn_sp64_novis3, *movdf_insn_sp64_vis3,
2539         *movdf_insn_sp64_no_fpu): Consolidate into one pattern called
2540         *movdf_insn_sp64.
2541         (*zero_extendsidi2_insn_sp64_novis3,
2542         *zero_extendsidi2_insn_sp64_vis3): Consolidate into one pattern
2543         called *zero_extendsidi2_insn_sp64.
2544         (*sign_extendsidi2_insn_novis3, *sign_extendsidi2_insn_vis3):
2545         Consolidate into one pattern named *sign_extendsidi2_insn.
2546         (*mov<VM32:mode>_insn_novis3, *mov<VM32:mode>_insn_vis3):
2547         Consolidate into one pattern named *mov<VM32:mode>_insn.
2548         (*mov<VM64:mode>_insn_sp64_novis3,
2549         *mov<VM64:mode>_insn_sp64_novis3): Consolidate into one pattern
2550         named *mov<VM64:mode>_insn_sp64.
2551         (*mov<VM64:mode>_insn_sp32_novis3,
2552         *mov<VM64:mode>_insn_sp32_vis3): Consolidate into one pattern
2553         named *mov<VM64:mode>_insn_sp32.
2554
2555 2011-10-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2556
2557         * tree-ssa-strlen.c (get_string_length): Change assertion to STPCPY.
2558         (zero_length_string): Change assertion to accept strinfo without
2559         length but with stmt instead.
2560         Set the endptr pointer also if starting a new chain.
2561         (adjust_related_strinfos): Ignore strinfos marked for delayed
2562         length computation.
2563         (handle_builtin_strcpy): Mark earlier strinfo elements also for
2564         delayed length computation.
2565
2566 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
2567
2568         PR target/50820
2569         Port from 4.6 branch r180379
2570         * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
2571         handling and indirect jump/calls on devices > 128k.
2572
2573 2011-10-24  Anatoly Sokolov  <aesok@post.ru>
2574             Georg-Johann Lay  <avr@gjlay.de>
2575
2576         PR target/49824
2577         * doc/extend.texi (Declaring Attributes of Functions):
2578         Document OS_main and OS_task attributes.
2579         (Specifying Attributes of Variables): Move up
2580         subsection "AVR Variable Attributes" as of alphabetical order.
2581
2582 2011-10-24  Richard Guenther  <rguenther@suse.de>
2583
2584         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Convert constants
2585         to vector element type.
2586         (vectorizable_assignment): Bail out for non-mode-precision operations.
2587         (vectorizable_shift): Likewise.
2588         (vectorizable_operation): Likewise.
2589         (vectorizable_type_demotion): Likewise.
2590         (vectorizable_type_promotion): Likewise.
2591         (vectorizable_store): Handle non-mode-precision stores.
2592         (vectorizable_load): Handle non-mode-precision loads.
2593         (get_vectype_for_scalar_type_and_size): Return a vector type
2594         for non-mode-precision integers.
2595         * tree-vect-loop.c (vectorizable_reduction): Bail out for
2596         non-mode-precision reductions.
2597
2598 2011-10-24  Julian Brown  <julian@codesourcery.com>
2599
2600         * config/m68k/m68k.c (notice_update_cc): Tighten condition for
2601         setting CC_REVERSED for FP comparisons.
2602
2603 2011-10-24  Richard Guenther  <rguenther@suse.de>
2604
2605         PR tree-optimization/50838
2606         * tree-data-ref.c (dr_analyze_indices): Properly canonicalize
2607         a MEM_REF base if we change it.
2608
2609 2011-10-24  Bernd Schmidt  <bernds@codesourcery.com>
2610
2611         PR bootstrap/50836
2612         * rtlanal.c: Swap includes of "hard-reg-set.h" and "rtl.h".
2613
2614         PR rtl-optimization/50833
2615         * function.c (thread_prologue_and_epilogue_insns): Expect the
2616         return insn optimization only if optimize.
2617
2618 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
2619
2620         * config/avr/avr.c: Break long lines.
2621         Define target hooks on the fly if applicable.
2622         (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove first definition
2623         overridden later.
2624         (targetm): Move definition to end of file.
2625         (avr_can_eliminate): Make static on the fly.
2626         (avr_frame_pointer_required_p): Ditto.
2627         (avr_hard_regno_scratch_ok): Ditto.
2628         (avr_builtin_setjmp_frame_value): Make static on the fly.
2629         Indent according to coding rules.
2630         (avr_case_values_threshold): Ditto.
2631         (avr_attribute_table): Move down.
2632
2633 2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
2634
2635         PR tree-optimization/50730
2636         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
2637         analysis if encountered unsupported data-ref.
2638
2639 2011-10-23  David S. Miller  <davem@davemloft.net>
2640
2641         * config/sparc/sparc.c (sparc_option_override): Remove -mv8plus
2642         cpu adjustment.
2643         * config/sparc/linux64.h (CC1_SPEC): When defaulting to 64-bit,
2644         append -mcpu=v9 when -mv8plus is given.
2645
2646         * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): We can move
2647         between float and non-float regs when VIS3.
2648         * config/sparc/sparc.c (eligible_for_restore_insn): We can't
2649         use a restore when the source is a float register.
2650         (sparc_split_regreg_legitimate): When VIS3 allow moves between
2651         float and integer regs.
2652         (sparc_register_move_cost): Adjust to account for VIS3 moves.
2653         (sparc_preferred_reload_class): On 32-bit with VIS3 when moving an
2654         integer reg to a class containing EXTRA_FP_REGS, constrain to FP_REGS.
2655         (sparc_secondary_reload): On 32-bit with VIS3 when moving between
2656         float and integer regs we sometimes need a FP_REGS class
2657         intermediate move to satisfy the reload.  When this happens
2658         specify an extra cost of 2.
2659         (*movsi_insn): Rename to have "_novis3" suffix and add !VIS3 guard.
2660         (*movdi_insn_sp32_v9): Likewise.
2661         (*movdi_insn_sp64): Likewise.
2662         (*movsf_insn): Likewise.
2663         (*movdf_insn_sp32_v9): Likewise.
2664         (*movdf_insn_sp64): Likewise.
2665         (*zero_extendsidi2_insn_sp64): Likewise.
2666         (*sign_extendsidi2_insn): Likewise.
2667         (*movsi_insn_vis3): New insn.
2668         (*movdi_insn_sp32_v9_vis3): New insn.
2669         (*movdi_insn_sp64_vis3): New insn.
2670         (*movsf_insn_vis3): New insn.
2671         (*movdf_insn_sp32_v9_vis3): New insn.
2672         (*movdf_insn_sp64_vis3): New insn.
2673         (*zero_extendsidi2_insn_sp64_vis3): New insn.
2674         (*sign_extendsidi2_insn_vis3): New insn.
2675         (TFmode reg/reg split): Make sure both REG operands are float.
2676         (*mov<VM32:mode>_insn): Add "_novis3" suffix and !VIS3 guard. Remove
2677         easy constant to integer reg alternatives.
2678         (*mov<VM64:mode>_insn_sp64): Likewise.
2679         (*mov<VM64:mode>_insn_sp32_novis3): Likewise.
2680         (*mov<VM32:mode>_insn_vis3): New insn.
2681         (*mov<VM64:mode>_insn_sp64_vis3): New insn.
2682         (*mov<VM64:mode>_insn_sp32_vis3): New insn.
2683         (VM64 reg<-->reg split): New splitter for 32-bit.
2684
2685         * config/sparc/sparc.c (sparc_split_regreg_legitimate): New function.
2686         * config/sparc/sparc-protos.h (sparc_split_regreg_legitimate):
2687         Declare it.
2688         * config/sparc/sparc.md (DImode reg/reg split): Use it.
2689         (DFmode reg/reg split): Likewise.
2690
2691         * config/sparc/sparc.md (*movdi_insn_sp32_v9): Add alternatives for
2692         generating fzero and fone instructions.
2693         (DImode const_int --> reg splitter): Only trigger for integer regs.
2694
2695         * config/sparc/predicates.md (input_operand): Disallow vector
2696         constants other than 0 and -1.
2697         * config/sparc/sparc.c (sparc_preferred_reload_class): Return
2698         NO_REGS for vector constants other than 0 and -1.
2699
2700         * config/sparc/sparc.h (SPARC_FIRST_INT_REG, SPARC_LAST_INT_REG,
2701         SPARC_INT_REG_P): Define.
2702         (HARD_REGNO_NREGS): Use SPARC_INT_REG_P.
2703         (REGNO_OK_FOR_INDEX_P): Likewise.
2704         * config/sparc/sparc.c (gen_df_reg): Likewise.
2705         (eligible_for_return_delay): Likewise.
2706         (eligible_for_sibcall_delay): Likewise.
2707         (sparc_legitimate_address_p): Likewise.
2708         (emit_save_or_restore_regs): Likewise.
2709         (registers_ok_for_ldd_peep): Likewise.
2710         * config/spac/sparc.md (DI mode splitters): Likewise.
2711         (SF mode const splitters): Likewise.
2712         (DF mode splitters): Likewise.
2713         (32-bit DI mode logical op splitters): Likewise.
2714
2715 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2716
2717         PR c++/50841
2718         Revert:
2719         2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2720
2721         PR c++/50810
2722         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
2723
2724 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2725
2726         * config/i386/sse.md (avx2_lshl<mode>3): Remove insn pattern.
2727         (VI248_256): Remove mode iterator.
2728         * config/i386/i386.c (ix86_expand_vec_perm): Use gen_ashlv4di3
2729         instead of gen_avx2_lshlv4di3.
2730         (bdesc_args): Use CODE_FOR_ashl{v16hi,v8si,v4di}3 instead of
2731         CODE_FOR_avx2_lshl{v16hi,v8si,v4di}3.
2732
2733 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2734
2735         * config/i386/sse.md (sseintprefix): Rename from gthrfirstp.
2736         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>): Delete expander.
2737         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>) Merge insn
2738         pattern from *avx2_maskload<ssemodesuffix><avxsizesuffix> and
2739         *avx_maskload<ssemodesuffix><avxsizesuffix> using V48_AVX mode
2740         iterator.  Use sseintprefix mode attribute.
2741         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Delete expander.
2742         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>) Merge insn
2743         pattern from *avx2_maskstore<ssemodesuffix><avxsizesuffix> and
2744         *avx_maskstore<ssemodesuffix><avxsizesuffix> using V48_AVX mode
2745         iterator.  Use sseintprefix mode attribute.
2746         (*avx2_gathersi<mode>) Use sseintprefix and ssemodesuffix mode
2747         attributes.
2748         (*avx2_gatherdi<mode>): Ditto.
2749         (*avx2_gatherdi<mode>256): Ditto.
2750         (VI48_AVX2): Remove mode iterator.
2751         (gthrlastfp): Remove mode attribute.
2752
2753 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2754
2755         PR c++/50810
2756         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
2757
2758 2011-10-23  Tom de Vries  <tom@codesourcery.com>
2759
2760         PR tree-optimization/50763
2761         * tree-ssa-tail-merge.c (same_succ_flush_bb): New function, factored
2762         out of ...
2763         (same_succ_flush_bbs): Use same_succ_flush_bb.
2764         (purge_bbs): Remove argument.  Remove calls to same_succ_flush_bbs,
2765         release_last_vdef and delete_basic_block.
2766         (unlink_virtual_phi): New function.
2767         (update_vuses): Add and use vuse1_phi_args argument.  Set var to
2768         SSA_NAME_VAR of vuse1 or vuse2, and use var.  Handle case that
2769         def_stmt2 is NULL.  Use phi result as phi arg in case vuse1 or vuse2
2770         is NULL_TREE.  Replace uses of vuse1 if vuse2 is NULL_TREE.  Fix code
2771         to limit replacement of uses.  Propagate phi argument for phis with a
2772         single argument.
2773         (replace_block_by): Update vops if phi_vuse1 or phi_vuse2 is NULL_TREE.
2774         Set vuse1_phi_args if vuse1 is a phi defined in bb1.  Add
2775         vuse1_phi_args as argument to call to update_vuses.  Call
2776         release_last_vdef, same_succ_flush_bb, delete_basic_block.  Update
2777         CDI_DOMINATORS info.
2778         (tail_merge_optimize): Remove argument in call to purge_bbs.  Remove
2779         call to free_dominance_info.  Only call calculate_dominance_info once.
2780
2781 2011-10-23  Eric Botcazou  <ebotcazou@adacore.com>
2782
2783         * fold-const.c (invert_tree_comparison): Always invert EQ_EXPR/NE_EXPR.
2784
2785         PR tree-optimization/44683
2786         * tree-ssa-dom.c (record_edge_info): Record simple equivalences only if
2787         we can be sure that there are no signed zeros involved.
2788
2789 2011-10-23  Jan Hubicka  <jh@suse.cz>
2790
2791         * ipa-inline.c (estimate_badness): Scale up and handle overflows.
2792
2793 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2794
2795         PR target/50788
2796         * config/i386/sse.md (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>):
2797         Remove (match_dup 0).
2798         (*avx2_maskload<ssemodesuffix><avxsizesuffix>): New insn pattern.
2799         (*avx_maskload<ssemodesuffix><avxsizesuffix>): Ditto.
2800         (*avx2_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
2801         (*avx_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
2802         (*avx2_maskmov<ssemodesuffix><avxsizesuffix>): Remove insn pattern.
2803         (*avx_maskmov<ssemodesuffix><avxsizesuffix>): Ditto.
2804
2805 2011-10-23  Ira Rosen  <ira.rosen@linaro.org>
2806
2807         PR tree-optimization/50819
2808         * tree-vectorizer.h (vect_analyze_data_ref_dependences): Remove
2809         the last argument.
2810         * tree-vect-loop.c (vect_analyze_loop_2): Update call to
2811         vect_analyze_data_ref_dependences.
2812         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Remove
2813         the last argument.  Check load-after-store dependence for unknown
2814         dependencies in basic blocks.
2815         (vect_analyze_data_ref_dependences): Update call to
2816         vect_analyze_data_ref_dependences.
2817         * tree-vect-patterns.c (vect_recog_widen_shift_pattern): Fix typo.
2818         * tree-vect-slp.c (vect_bb_vectorizable_with_dependencies): Remove.
2819         (vect_slp_analyze_bb_1): Update call to
2820         vect_analyze_data_ref_dependences.  Don't call
2821         vect_bb_vectorizable_with_dependencies.
2822
2823 2011-10-22  David S. Miller  <davem@davemloft.net>
2824
2825         * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS,
2826         SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2827         * config/sparc/sparc.c (TARGET_SECONDARY_RELOAD): Redefine.
2828         (sparc_secondary_reload): New function.
2829
2830         * config/sparc/sparc.h (sparc_costs): Remove extern decl.
2831         (struct processor_costs): Move from here..
2832         * config/sparc/sparc.c (struct processor_costs): To here.
2833         (sparc_costs): Mark static.
2834
2835         * config/sparc/sparc.c (short_branch, reg_unused_after): Delete.
2836         * config/sparc/sparc-protos.h (short_branch, reg_unused_after):
2837         Get rid of declarations.
2838
2839 2011-10-21  Paul Brook  <paul@codesourcery.com>
2840
2841         * config/c6x/c6x.c (c6x_asm_emit_except_personality,
2842         c6x_asm_init_sections): New functions.
2843         (TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS): Define.
2844
2845 2011-10-21  Jakub Jelinek  <jakub@redhat.com>
2846
2847         PR target/50813
2848         * config/i386/i386.c (expand_vec_perm_even_odd_1): Handle
2849         V4DImode and V8SImode for !TARGET_AVX2.
2850
2851 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
2852
2853         PR bootstrap/50825
2854         * sched-deps.c (add_dependence): If not doing predication, promote
2855         REG_DEP_CONTROL to REG_DEP_ANTI.
2856
2857 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
2858
2859         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Pass address of X
2860         instead of X to avr_legitimize_reload_address.
2861         * config/avr/avr-protos.h (avr_legitimize_reload_address): Change
2862         first argument's type from rtx to rtx*.
2863         * config/avr/avr.c (avr_legitimize_reload_address): Ditto.
2864         Pass PX to push_reload instead of &X.  Change log messages for
2865         better distinction.
2866
2867 2011-10-21  Roland Stigge  <stigge@antcom.de>
2868
2869         PR translation/47064
2870         * params.def: Fix typo "compilatoin" -> "compilation".
2871
2872 2011-10-21  H.J. Lu  <hongjiu.lu@intel.com>
2873             Kirill Yukhin  <kirill.yukhin@intel.com>
2874
2875         PR target/50740
2876         * config/i386/driver-i386.c (host_detect_local_cpu): Do cpuid 7 only
2877         if max_level allows that.
2878
2879 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
2880
2881         * reg-notes.def (DEP_CONTROL): New.
2882         * sched-ebb.c (add_deps_for_risky_insns): Add a REG_DEP_CONTROL when
2883         not doing speculation.
2884         * rtlanal.c (record_hard_reg_sets, find_all_hard_reg_sets,
2885         record_hard_reg_uses_1, record_hard_reg_uses): New functions.
2886         * function.c (record_hard_reg_sets, record_hard_reg_uses,
2887         record_hard_reg_uses_1): Remove; move to rtlanal.c.
2888         * lists.c (copy_INSN_LIST, concat_INSN_LIST): New functions.
2889         * haifa-sched.c: Swap includes of "rtl.h" and "hard-reg-set.h".
2890         (MUST_RECOMPUTE_SPEC_P): New macro.
2891         (real_insn_for_shadow): New function.
2892         (cond_clobbered_p, recompute_todo_spec, check_clobbered_conditions,
2893         toggle_cancelled_flags): New static functions.
2894         (schedule_insn): Relax an assert to only check for empty hard back
2895         dependencies.  Skip cancelled dependencies.  Call
2896         check_clobbered_conditions.
2897         (copy_insn_list): Remove function, renamed moved to lists.c.
2898         (save_backtrack_point): Use new spelling copy_INSN_LIST.
2899         (unschedule_insns_until): Ensure TODO_SPEC is reset properly.
2900         (restore_last_backtrack_point): Likewise.  Call toggle_cancelled_flags.
2901         (estimate_insn_tick): Ignore cancelled dependencies.
2902         (haifa_speculate_insn): Move declaration.
2903         (try_ready): Move code into recompute_todo_spec and call it.  Tweak
2904         some asserts.  Ensure predicated patterns are restored if necessary.
2905         Dump DEP_CONTROL flag.
2906         (haifa_change_pattern): Merge with sched_change_pattern.
2907         (sched_change_pattern): Remove function.
2908         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP): Remove.  All
2909         uses changed to simply not test NON_FLUSH_JUMP_P.
2910         (ds_to_dk, dk_to_ds, dump_dep, ds_to_dt, dump_ds, check_dep): Handle
2911         REG_DEP_CONTROL.
2912         (dep_spec_p): If DO_PREDICATION, REG_DEP_CONTROL is speculative.
2913         (reg_pending_control_uses, control_dependency_cache): New static
2914         variables.
2915         (sched_get_reverse_condition_uncached): New function.
2916         (sd_find_dep_between): Remove pointless assert.  Look in
2917         control_dependency_cache.
2918         (ask_dependency_caches, set_dependency_caches, sd_delete_dep,
2919         extend_dependency_caches, sched_deps_finish): Handle REG_DEP_CONTROL
2920         and control_dependency_cache.
2921         (sd_unresolve_dep): Use dep_spec_p.
2922         (add_dependence): Now a wrapper around add_dependence_1, handling
2923         REG_DEP_CONTROL specially.
2924         (flush_pending_lists): Clear pending_jump_insns.
2925         (sched_analyze_1): Handle pending_jump_insns like a memory flush.
2926         (sched_analyze_2): Unconditionally add to pending memory flushes,
2927         keep previous behaviour but apply it to pending_jump_insns instead.
2928         (sched_analyze_insn): Defer adding jump reg dependencies using
2929         reg_pending_control_uses; add them to the control_uses list.  Handle
2930         pending_jump_insns and control_uses when adding dependence lists.
2931         (deps_analyze_insn): Update INSN_COND_DEPS.
2932         (deps_analyze_insn): Add jumps to pending_jump_insns rather than
2933         last_pending_memory_flush.
2934         (init_deps): Initialize pending_jump_insns.
2935         (free_deps): Free control_uses.
2936         (remove_from_deps): Remove from pending_jump_insns.
2937         (init_deps_global): Allocate reg_pending_control_uses).
2938         (finish_deps_global): Free it.
2939         (add_dependence_1): Renamed from add_dependence.  Handle
2940         REG_DEP_CONTROL.
2941         * rtl.h (record_hard_reg_uses, find_all_hard_reg_sets): Declare.
2942         (copy_INSN_LIST, concat_INSN_LIST): Declare.
2943         * sched-int.h (struct deps_reg): Add control_uses.
2944         (struct deps_desc): Add pending_jump_insns.
2945         (struct _haifa_deps_insn_data): Add cond_deps.
2946         (struct _haifa_insn_data): Add must_recompute_spec and predicated_pat.
2947         (INSN_COND_DEPS, PREDICATED_PAT): New macros.
2948         (BITS_PER_DEP_WEAK): Adjust for two extra bits in the word.
2949         (DEP_CONTROL): New macro.
2950         (DEP_TYPES): Include it.
2951         (HARD_DEP): Adjust definition.
2952         (DEP_CANCELLED): New macro.
2953         (enum SCHED_FLAGS): Add DO_PREDICATION.
2954         (sched_get_reverse_condition_uncached, real_insn_for_shadow): Declare.
2955         * sched-rgn.c (concat_INSN_LIST): Remove function.
2956         (deps_join): Handle pending_jump_insns.
2957         (free_pending_lists): Likewise.
2958         * config/c6x/c6x.c (c6x_set_sched_flags): Set DO_PREDICATION for final
2959         schedule.
2960
2961 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
2962
2963         PR target/50820
2964         * config/avr/libgcc.S (__EIND__): New define to 0x3C.
2965         (__tablejump__): Consistently use EIND for indirect jump/call.
2966         (__tablejump_elpm__): Ditto.
2967
2968 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
2969
2970         * config/c6x/c6x.md (attr "op_pattern"): New.
2971         (load_sdata_pic, mov<mode>_insn for QIHIM and SISFVM): Set it.
2972         * config/c6x/c6x-mult.md.in (mulhi3_VARIANT_, mulhisi3_insn_VARIANT_):
2973         Likewise.
2974         * config/c6x/c6x-mult.md: Regenerate.
2975         * config/c6x/c6x.c: Include "regrename.h".
2976         (unit_req_table): New typedef.
2977         (unit_reqs): Use it for the declaration.
2978         (unit_req_factor, get_unit_reqs, merge_unit_reqs, unit_req_imbalance,
2979         get_unit_operand_masks, try_rename_operands, reshuffle_units): New
2980         static functions.
2981         (count_unit_reqs): New arg reqs.  All callers changed.  Use
2982         get_unit_reqs, and don't merge here.
2983         (res_mii): New arg reqs.  All callers changed.  Rewrite to use a loop
2984         using unit_req_factor.
2985         (hwloop_optimize): Call reshuffle_units.  Call merge_unit_reqs after
2986         count_unit_reqs.
2987         (c6x_reorg): Add reg notes problem, and call df_analyze.
2988         * Makefile.in ($(out_object_file)): Depend on regrename.h.
2989
2990 2011-10-21  Kai Tietz  <ktietz@redhat.com>
2991
2992         * fold-const.c (simple_operand_p_2): Handle integral
2993         casts from boolean-operands.
2994
2995 2011-10-21  Jan Hubicka  <jh@suse.cz>
2996
2997         * cgraph.c (dump_cgraph_node): Dump alias flag.
2998         * cgraphunit.c (handle_alias_pairs): Handle weakrefs with
2999         no destination.
3000         (get_alias_symbol): New function.
3001         (output_weakrefs): Output also weakrefs with no destinatoin.
3002         (lto_output_node): Output weakref alias flag when at function boundary.
3003
3004 2011-10-21  Andrew Stubbs  <ams@codesourcery.com>
3005
3006         PR target/50809
3007         * config/arm/driver-arm.c (vendors): Make static.
3008
3009 2011-10-21  Uros Bizjak  <ubizjak@gmail.com>
3010
3011         * config/i386/i386.c (ix86_emit_swdivsf): Force b into register.
3012         (ix86_emit_swsqrtsf): Force a into register.
3013
3014 2011-10-20  Mike Stump  <mikestump@comcast.net>
3015
3016         * regcprop.c (copyprop_hardreg_forward_1): Update recog_data
3017         after validate_change wipes it out.
3018
3019 2011-10-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3020
3021         * config/spu/spu.md ("vec_permv16qi"): Reduce selector modulo 32
3022         before using the shufb instruction.
3023
3024 2011-10-20  Kirill Yukhin  <kirill.yukhin@intel.com>
3025
3026         PR target/50766
3027         * config/i386/i386.md (bmi_bextr_<mode>): Update register/
3028         memory operand order.
3029         (bmi2_bzhi_<mode>3): Ditto.
3030         (bmi2_pdep_<mode>3): Ditto.
3031         (bmi2_pext_<mode>3): Ditto.
3032
3033 2011-10-20  Richard Henderson  <rth@redhat.com>
3034
3035         * target.def (vec_perm_const_ok): Rename from builtin_vec_perm_ok.
3036         * optabs.c (can_vec_perm_expr_p): Update to match.
3037         (expand_vec_perm_expr): Likewise.
3038         * config/i386/i386.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): Rename
3039         from TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK.
3040         * doc/tm.texi.in: Likewise.
3041
3042 2011-10-20  Sergey Ostanevich  <sergos.gnu@gmail.com>
3043
3044         PR target/50572
3045         * config/i386/i386.c (processor_target_table): Change Atom
3046         align_loops_max_skip to 15.
3047
3048 2011-10-20  Richard Henderson  <rth@redhat.com>
3049
3050         * target.def (builtin_vec_perm): Remove.
3051         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3052
3053         * config/i386/i386.c (ix86_expand_vec_perm_builtin): Remove.
3054         (IX86_BUILTIN_VEC_PERM_*): Remove.
3055         (bdesc_args): Remove vec_perm builtins
3056         (ix86_expand_builtin): Likewise.
3057         (ix86_expand_vec_perm_const_1): Rename from
3058         ix86_expand_vec_perm_builtin_1.
3059         (extract_vec_perm_cst): Merge into...
3060         (ix86_vectorize_vec_perm_const_ok): ... here.  Rename from
3061         ix86_vectorize_builtin_vec_perm_ok.
3062         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3063
3064         * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): Remove.
3065         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3066
3067         * config/spu/spu.c (spu_builtin_vec_perm): Remove.
3068         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3069
3070 2011-10-20  Uros Bizjak  <ubizjak@gmail.com>
3071
3072         PR target/47989
3073         * config/i386/i386.h (RECIP_MASK_DEFAULT): New define.
3074         * config/i386/i386.op (recip_mask): Initialize with RECIP_MASK_DEFAULT.
3075         * doc/invoke.texi (ix86 Options, -mrecip): Document that GCC
3076         implements vectorized single float division and vectorized sqrtf(x)
3077         with reciprocal sequence with additional Newton-Raphson step with
3078         -ffast-math.
3079
3080 2011-10-20  Dodji Seketeli  <dodji@redhat.com>
3081
3082         * ggc-zone.c (ggc_internal_alloc_zone_stat): Rename
3083         ggc_alloced_size_order_for_request into ggc_round_alloc_size like
3084         it was done in ggc-page.c.
3085
3086         PR other/50659
3087         * doc/cppopts.texi: Use @smallexample/@end smallexample in
3088         documentation for -fdebug-cpp instead of @quotation/@end quotation
3089         that is not supported by contrib/texi2pod.pl.
3090
3091 2011-10-19  Jan Hubicka  <jh@suse.cz>
3092
3093         * ipa-inline.c (inline_small_functions): Always update all calles after
3094         inlining.
3095
3096 2011-10-19  Jan Hubicka  <jh@suse.cz>
3097
3098         PR bootstrap/50709
3099         * ipa-inline.c (inline_small_functions): Fix checking code to not make
3100         effect on fibheap stability.
3101
3102 2011-10-20  Maxim Kuvyrkov  <maxim@codesourcery.com>
3103
3104         * config/m68k/t-linux (M68K_MLIB_CPU): Add ColdFire CPUs.
3105
3106 2011-10-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3107
3108         PR target/50106
3109         * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
3110         reg size from 1-3.
3111
3112 2011-10-20  Richard Guenther  <rguenther@suse.de>
3113
3114         * tree-ssa-loop-im.c (stmt_cost): Add WIDEN_*, FMA_EXPR
3115         and rotates to the set of expensive operations.
3116
3117 2011-10-19  David S. Miller  <davem@davemloft.net>
3118
3119         * config/sparc/sparc.c (sparc_expand_move): Use can_create_pseudo_p.
3120         (sparc_emit_set_const32): Likewise.
3121         (sparc_emit_set_const64_longway): Likewise.
3122         (sparc_emit_set_const64): Likewise.
3123         (sparc_legitimize_pic_address): Likewise.
3124         (memory_ok_for_ldd): Likewise.
3125
3126 2011-10-20  Dehao Chen  <dehao@google.com>
3127
3128         * profile.c (compute_branch_probabilities): Compute and dump the
3129         overlap between the static estimation and the instrumentation profile.
3130         (OVERLAP_BASE): New macro.
3131         (compute_frequency_overlap): New function
3132
3133 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
3134
3135         * config/i386/i386.c (expand_vec_perm_vpshufb2_vpermq_even_odd): Use
3136         d->op1 instead of d->op0 for the second vpshufb.
3137         (expand_vec_perm_even_odd_1): For V8SImode fix vpshufd immediates.
3138         (ix86_expand_vec_perm_const): If mask indicates two operands are
3139         needed, but both are the same and expanding them as d.op0 == d.op1
3140         failed, retry with d.op0 != d.op1.
3141         (ix86_expand_vec_perm_builtin): Likewise.  Handle sorry printing
3142         also for d.nelt == 32.
3143
3144         PR middle-end/50754
3145         * cfgexpand.c (expand_debug_expr): Handle WIDEN_LSHIFT_EXPR, ignore
3146         VEC_PERM_EXPR.
3147
3148 2011-10-19  Bernd Schmidt  <bernds@codesourcery.com>
3149
3150         * regrename.h: New file.
3151         * regrename.c: Include it.  Also include "emit-rtl.h".
3152         (struct du_head, struct du_chain, du_head_p DEF_VEC and
3153         DEF_VEC_ALLOC_P): Move to regrename.h.
3154         (do_replace): Remove declaration.
3155         (insn_rr): New variable.
3156         (cur_operand): New static variable.
3157         (regrename_chain_from_id): Renamed from chain_from_id and no longer
3158         static.  All callers changed.
3159         (record_operand_use): New static function.
3160         (scan_rtx_reg): Use it.
3161         (find_best_rename_reg): New function, broken out of rename_chains.
3162         (rename_chains): Use it.  Don't update chain regno and nregs here, ...
3163         (regrename_do_replace): ... do it here instead.  Renamed from
3164         do_replace, and no longer static.  All callers changed.
3165         (regrename_analyze): No longer static.  New arg bb_mask.
3166         All callers changed.  If bb_mask is nonzero, use it to limit the
3167         number of basic blocks we analyze.  If we failed to analyze a block,
3168         clear insn operand data.
3169         (record_out_operands): New arg insn_info.  Update cur_operand if it is
3170         nonnull.
3171         (build_def_use): If insn_rr is nonnull, pass an insn_info to
3172         record_out_operands, and update cur_operand here as well.
3173         (regrename_init, regrename_finish): New functions.
3174         (regrename_optimize): Use them.
3175         * Makefile.in (regrename.o): Adjust dependencies.
3176
3177 2011-10-19  Tom de Vries  <tom@codesourcery.com>
3178
3179         PR tree-optimization/50769
3180         * tree-ssa-tail-merge.c (replace_block_by): Calculate phi_vuse2
3181         unconditionally.  Handle case that phi_vuse2 is not an SSA_NAME.  Add
3182         dummy argument .MEM to phi when increasing number of arguments of phi by
3183         redirecting edges to the block with phi.
3184
3185 2011-10-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3186
3187         PR bootstrap/50777
3188         * configure.ac: Save and restore CXXFLAGS around
3189         gcc_AC_CHECK_DECLS uses.
3190         Check for madvise() declaration with g++ if --enable-build-with-cxx.
3191         * configure: Regenerate.
3192         * config.in: Regenerate.
3193         * ggc-page.c (USING_MADVISE): Also check HAVE_DECL_MADVISE.
3194
3195 2011-10-19  Alexandre Oliva  <aoliva@redhat.com>
3196
3197         PR debug/49310
3198         * var-tracking.c (loc_exp_dep, onepart_aux): New structs.
3199         (variable_part): Replace offset with union.
3200         (enum onepart_enum, onepart_enum_t): New.
3201         (variable_def): Drop cur_loc_changed, add onepart.
3202         (value_chain_def, const_value_chain): Remove.
3203         (VAR_PART_OFFSET, VAR_LOC_1PAUX): New macros, with checking.
3204         (VAR_LOC_DEP_LST, VAR_LOC_DEP_LSTP): New macros.
3205         (VAR_LOC_FROM, VAR_LOC_DEPTH, VAR_LOC_DEP_VEC): Likewise.
3206         (value_chain_pool, value_chains): Remove.
3207         (dropped_values): New.
3208         (struct parm_reg): Only if HAVE_window_save.
3209         (vt_stack_adjustments): Don't record register arguments.
3210         (dv_as_rtx): New.
3211         (dv_onepart_p): Return a onepart_enum_t.
3212         (onepart_pool): New.
3213         (dv_pool): Remove.
3214         (dv_from_rtx): New.
3215         (variable_htab_free): Release onepart aux data.  Reset flags.
3216         (value_chain_htab_hash, value_chain_htab_eq): Remove.
3217         (unshare_variable): Use onepart field.  Propagate onepart aux
3218         data or offset.  Drop cur_loc_changed.
3219         (val_store): Cope with NULL insn.  Rephrase dump output.  Check
3220         for unsuitable locs.  Add FIXME on using cselib locs.
3221         (val_reset): Remove FIXME of unfounded concerns.
3222         (val_resolve): Check for unsuitable locs.  Add FIXME on using
3223         cselib locs.
3224         (variable_union): Use onepart field, adjust access to offset.
3225         (NO_LOC_P): New.
3226         (VALUE_CHANGED, DECL_CHANGED): Update doc.
3227         (set_dv_changed): Clear NO_LOC_P when changed.
3228         (find_loc_in_1pdv): Use onepart field.
3229         (intersect_loc_chains): Likewise.
3230         (unsuitable_loc): New.
3231         (loc_cmp): Keep ENTRY_VALUEs at the end of the loc list.
3232         (add_value_chain, add_value_chains): Remove.
3233         (add_cselib_value_chains, remove_value_chain): Likewise.
3234         (remove_value_chains, remove_cselib_value_chains): Likewise.
3235         (canonicalize_loc_order_check): Use onepart.  Drop cur_loc_changed.
3236         (canonicalize_values_star, canonicalize_vars_star): Use onepart.
3237         (variable_merge_over_cur): Likewise.  Adjust access to offset.
3238         Drop cur_loc_changed.
3239         (variable_merge_over_src): Use onepart field.
3240         (remove_duplicate_values): Likewise.
3241         (variable_post_merge_new_vals): Likewise.
3242         (find_mem_expr_in_1pdv): Likewise.
3243         (dataflow_set_preserve_mem_locs): Likewise.  Drop cur_loc_changed
3244         and value chains.
3245         (dataflow_set_remove_mem_locs): Likewise.  Use VAR_LOC_FROM.
3246         (variable_different_p): Use onepart field.  Move onepart test out
3247         of the loop.
3248         (argument_reg_set): Drop.
3249         (add_uses, add_stores): Preserve but do not record in dynamic
3250         tables equivalences for ENTRY_VALUEs and CFA_based addresses.
3251         Avoid unsuitable address expressions.
3252         (EXPR_DEPTH): Unlimit.
3253         (EXPR_USE_DEPTH): Repurpose PARAM_MAX_VARTRACK_EXPR_DEPTH.
3254         (prepare_call_arguments): Use DECL_RTL_IF_SET.
3255         (dump_var): Adjust access to offset.
3256         (variable_from_dropped, recover_dropped_1paux): New.
3257         (variable_was_changed): Drop cur_loc_changed.  Use onepart.
3258         Preserve onepart aux in empty_var.  Recover empty_var and onepart
3259         aux from dropped_values.
3260         (find_variable_location_part): Special-case onepart.  Adjust
3261         access to offset.
3262         (set_slot_part): Use onepart.  Drop cur_loc_changed.  Adjust
3263         access to offset.  Initialize onepaux.  Drop value chains.
3264         (delete_slot_part): Drop value chains.  Use VAR_LOC_FROM.
3265         (VEC (variable, heap), VEC (rtx, stack)): Define.
3266         (expand_loc_callback_data): Drop dummy, cur_loc_changed,
3267         ignore_cur_loc.  Add expanding, pending, depth.
3268         (loc_exp_dep_alloc, loc_exp_dep_clear): New.
3269         (loc_exp_dep_insert, loc_exp_dep_set): New.
3270         (notify_dependents_of_resolved_value): New.
3271         (update_depth, vt_expand_var_loc_chain): New.
3272         (vt_expand_loc_callback): Revamped.
3273         (resolve_expansions_pending_recursion): New.
3274         (INIT_ELCD, FINI_ELCD): New.
3275         (vt_expand_loc): Use the new macros above.  Drop ignore_cur_loc
3276         parameter, adjust all callers.
3277         (vt_expand_loc_dummy): Drop.
3278         (vt_expand_1pvar): New.
3279         (emit_note_insn_var_location): Operate on non-debug decls only.
3280         Revamp multi-part cur_loc recomputation and one-part expansion.
3281         Drop cur_loc_changed.  Adjust access to offset.
3282         (VEC (variable, heap)): Drop.
3283         (changed_variables_stack, changed_values_stack): Drop.
3284         (check_changed_vars_0, check_changed_vars_1): Remove.
3285         (check_changed_vars_2, check_changed_vars_3): Remove.
3286         (values_to_stack, remove_value_from_changed_variables): New.
3287         (notify_dependents_of_changed_value, process_changed_values): New.
3288         (emit_notes_for_changes): Revamp onepart updates.
3289         (emit_notes_for_differences_1): Use onepart.  Drop cur_loc_changed
3290         and value chains.  Propagate onepaux.  Recover empty_var and onepaux
3291         from dropped_values.
3292         (emit_notes_for_differences_2): Drop value chains.
3293         (emit_notes_in_bb): Adjust.
3294         (vt_emit_notes): Drop value chains, changed_variables_stack.
3295         Initialize and release dropped_values.
3296         (create_entry_value): Revamp.
3297         (vt_add_function_parameter): Use new interface.
3298         (note_register_arguments): Remove.
3299         (vt_initialize): Drop value chains and register arguments.
3300         (vt_finalize): Drop value chains.  Release windowed_parm_regs only
3301         if HAVE_window_save.
3302         * rtl.h: Document various pass-local uses of RTL flags.
3303         * tree.h (DECL_RTL_KNOWN_SET): New.
3304         * doc/invoke.texi (param max-vartrack-expr-depth): Update
3305         description and default.
3306
3307 2011-10-19  Georg-Johann Lay  <avr@gjlay.de>
3308
3309         PR target/50447
3310         * config/avr/avr.md (cc): New alternative out_plus_noclobber.
3311         (adjust_len): Ditto.
3312         (addhi3): Don't pipe through short; use gen_int_mode instead.
3313         Prior to reload, expand to gen_addhi3_clobber.
3314         (*addhi3): Use avr_out_plus_noclobber if applicable, use
3315         out_plus_noclobber in cc and adjust_len attribute.
3316         (addhi3_clobber): 2 new RTL peepholes.
3317         (addhi3_clobber): New insn.
3318         * config/avr/avr-protos.h: (avr_out_plus_noclobber): New prototype.
3319         * config/avr/avr.c (avr_out_plus_noclobber): New function.
3320         (notice_update_cc): Handle CC_OUT_PLUS_NOCLOBBER.
3321         (avr_out_plus_1): Tweak if only MSB is +/-1 and other bytes are 0.
3322         Set cc0 to set_zn for adiw on 16-bit values.
3323         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS_NOCLOBBER.
3324         (expand_epilogue): No need to add 0 to frame_pointer_rtx.
3325
3326 2011-10-19  Richard Guenther  <rguenther@suse.de>
3327
3328         PR middle-end/50780
3329         * tree-ssa-forwprop.c (forward_propagate_into_cond): Verify
3330         the condition is properly gimple before using it.
3331         * tree-eh (stmt_could_throw_1_p): Properly extract the
3332         operation type from comparisons.
3333
3334 2011-10-19  Roland Stigge  <stigge@antcom.de>
3335
3336         PR translation/48638
3337         * plugin.c (add_new_plugin): Fix typo in fatal_error message.
3338
3339 2011-10-19  Roland Stigge  <stigge@antcom.de>
3340
3341         PR translation/49517
3342         * config/rx/rx.c (rx_print_operand): Fix typo in warning message.
3343
3344 2011-10-19  Richard Guenther  <rguenther@suse.de>
3345
3346         PR middle-end/50768
3347         * gimple-fold.c (gimplify_and_update_call_from_tree): Rewrite.
3348
3349 2011-10-19  Andrey Belevantsev  <abel@ispras.ru>
3350
3351         PR rtl-optimization/50340
3352         * sel-sched-ir.c (update_target_availability): LHS register
3353         availability is not known if the unavailable LHS of the other
3354         expression is a different register.
3355
3356 2011-10-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3357
3358         PR target/50310
3359         * config/spu/spu.c (spu_emit_vector_compare): Support unordered
3360         floating-point comparisons.
3361
3362 2011-10-19  Jan Hubicka  <jh@suse.cz>
3363
3364         * cgraphunit.c (handle_alias_pairs): Also handle wekref with
3365         destination declared.
3366         (output_weakrefs): New function.
3367         * varpool.c (varpool_create_variable_alias): Handle external aliases.
3368
3369 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
3370
3371         * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
3372         second argument instead of mode.
3373
3374 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
3375
3376         * config/i386/i386.c (ix86_expand_vec_perm): In merge_two use
3377         mode SUBREG of operands[0] as target.
3378         (valid_perm_using_mode_p): Don't ignore higher bits of d->perm.
3379         (expand_vec_pshufb): For V8SImode vmode emit avx2_permvarv8si.
3380         (expand_vec_perm_1): Handle identity and some broadcast
3381         permutations.
3382         (expand_vec_perm_interleave2): Handle also 32-byte modes, using
3383         vperm2[fi]128 or vpunpck[lh]* followed by single insn permutation.
3384         For d->testing_p return true earlier to avoid creating more GC
3385         garbage.
3386         (expand_vec_perm_vpermq_perm_1): New function.
3387         (expand_vec_perm_vpshufb2_vpermq): For d->testing_p return true
3388         earlier to avoid creating more GC garbage.  Fix handling of
3389         V16HImode.  Avoid some SUBREGs in SET_DEST.
3390         (expand_vec_perm_broadcast_1): Return false for 32-byte integer
3391         vector modes.
3392         (expand_vec_perm_vpshufb4_vpermq2): New function.
3393         (ix86_expand_vec_perm_builtin_1): Call expand_vec_perm_vpermq_perm_1
3394         and expand_vec_perm_vpshufb4_vpermq2.
3395
3396 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3397
3398         * config/arm/driver-arm.c (host_detect_local_cpu): Close the file
3399         before exiting.
3400
3401 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3402
3403         PR tree-optimization/50717
3404         * tree-ssa-math-opts.c (is_widening_mult_p): Remove the 'type'
3405         parameter.  Calculate 'type' from stmt.
3406         (convert_mult_to_widen): Update call the is_widening_mult_p.
3407         (convert_plusminus_to_widen): Likewise.
3408
3409 2011-10-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3410
3411         * config/spu/spu.c (struct machine_function): New data structure.
3412         (spu_init_machine_status): New function.
3413         (spu_option_override): Install it.
3414         (get_pic_reg): Set and use cfun->machine->pic_reg.
3415         (spu_split_immediate): Do not set crtl->uses_pic_offset_table.
3416         (need_to_save_reg): Use cfun->machine->pic_reg instead of
3417         checking crtl->uses_pic_offset_table.
3418         (spu_expand_prologue): Likewise.
3419
3420 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
3421
3422         PR tree-optimization/50735
3423         * function.c (gimplify_parameters): Use create_tmp_var instead of
3424         create_tmp_reg.  If parm is not TREE_ADDRESSABLE and type is complex
3425         or vector type, set DECL_GIMPLE_REG_P.
3426
3427 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3428
3429         * config.host (arm*-*-linux*): Add driver-arm.o and x-arm.
3430         * config/arm/arm.opt: Add 'native' processor_type and
3431         arm_arch enum values.
3432         * config/arm/arm.h (host_detect_local_cpu): New prototype.
3433         (EXTRA_SPEC_FUNCTIONS): New define.
3434         (MCPU_MTUNE_NATIVE_SPECS): New define.
3435         (DRIVER_SELF_SPECS): New define.
3436         * config/arm/driver-arm.c: New file.
3437         * config/arm/x-arm: New file.
3438         * doc/invoke.texi (ARM Options): Document -mcpu=native,
3439         -mtune=native and -march=native.
3440
3441 2011-10-18  Alexander Monakov  <amonakov@ispras.ru>
3442
3443         PR rtl-optimization/50205
3444         * sel-sched.c (count_occurrences_1): Simplify on the assumption that
3445         p->x is a register.  Forbid substitution when the same register is
3446         found in a different mode.
3447         (count_occurrences_equiv): Assert that 'what' is a register.
3448
3449 2011-10-18  Richard Guenther  <rguenther@suse.de>
3450
3451         PR tree-optimization/50767
3452         * tree-ssa-pre.c (create_expression_by_pieces): Update the
3453         folded statement.
3454
3455 2011-10-18  Julian Brown  <julian@codesourcery.com>
3456
3457         * config/arm/arm.c (arm_block_move_unaligned_straight)
3458         (arm_adjust_block_mem, arm_block_move_unaligned_loop)
3459         (arm_movmemqi_unaligned): New.
3460         (arm_gen_movmemqi): Support unaligned block copies.
3461
3462 2011-10-18  Ira Rosen  <ira.rosen@linaro.org>
3463
3464         * doc/md.texi (vec_widen_ushiftl_hi, vec_widen_ushiftl_lo,
3465         vec_widen_sshiftl_hi, vec_widen_sshiftl_lo): Document.
3466         * tree-pretty-print.c (dump_generic_node): Handle WIDEN_LSHIFT_EXPR,
3467         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3468         (op_code_prio): Likewise.
3469         (op_symbol_code): Handle WIDEN_LSHIFT_EXPR.
3470         * optabs.c (optab_for_tree_code): Handle
3471         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3472         (init-optabs): Initialize optab codes for vec_widen_u/sshiftl_hi/lo.
3473         * optabs.h (enum optab_index): Add OTI_vec_widen_u/sshiftl_hi/lo.
3474         * genopinit.c (optabs): Initialize the new optabs.
3475         * expr.c (expand_expr_real_2): Handle
3476         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3477         * gimple-pretty-print.c (dump_binary_rhs): Likewise.
3478         * tree-vectorizer.h (NUM_PATTERNS): Increase to 8.
3479         * tree.def (WIDEN_LSHIFT_EXPR, VEC_WIDEN_LSHIFT_HI_EXPR,
3480         VEC_WIDEN_LSHIFT_LO_EXPR): New.
3481         * cfgexpand.c (expand_debug_expr): Handle new tree codes.
3482         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
3483         vect_recog_widen_shift_pattern.
3484         (vect_handle_widen_mult_by_const): Rename...
3485         (vect_handle_widen_op_by_const): ...to this.  Handle shifts.
3486         Add a new argument, update documentation.
3487         (vect_recog_widen_mult_pattern): Assume that only second
3488         operand can be constant.  Update call to
3489         vect_handle_widen_op_by_const.
3490         (vect_recog_over_widening_pattern): Fix typo.
3491         (vect_recog_widen_shift_pattern): New.
3492         * tree-vect-stmts.c (vectorizable_type_promotion): Handle
3493         widening shifts.
3494         (supportable_widening_operation): Likewise.
3495         * tree-inline.c (estimate_operator_cost): Handle new tree codes.
3496         * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3497         * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3498         * config/arm/neon.md (neon_vec_<US>shiftl_<mode>): New.
3499         (vec_widen_<US>shiftl_lo_<mode>, neon_vec_<US>shiftl_hi_<mode>,
3500         vec_widen_<US>shiftl_hi_<mode>, neon_vec_<US>shift_left_<mode>):
3501         Likewise.
3502         * config/arm/predicates.md (const_neon_scalar_shift_amount_operand):
3503         New.
3504         * config/arm/iterators.md (V_innermode): New.
3505         * tree-vect-slp.c (vect_build_slp_tree): Require same shift operand
3506         for widening shift.
3507
3508 2011-10-18  Richard Guenther  <rguenther@suse.de>
3509
3510         * tree-ssa-alias.h (struct pt_solution): Remove
3511         vars_contains_restrict member.
3512         (pt_solutions_same_restrict_base): Remove.
3513         (pt_solution_set): Adjust.
3514         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Remove
3515         vars_contains_restrict handling.
3516         (dump_points_to_solution): Likewise.
3517         (ptr_derefs_may_alias_p): Do not call pt_solutions_same_restrict_base.
3518         * tree-ssa-structalias.c (struct variable_info): Remove is_restrict_var
3519         field.
3520         (new_var_info): Do not initialize it.
3521         (ipa_escaped_pt): Adjust.
3522         (make_constraint_from_restrict): Make the tag global.
3523         (make_constraint_from_global_restrict): New function.
3524         (make_constraint_from_heapvar): Remove.
3525         (create_variable_info_for): Do not make restrict vars point
3526         to NONLOCAL.
3527         (intra_create_variable_infos): Likewise.
3528         (find_what_var_points_to): Remove vars_contains_restrict handling.
3529         (pt_solution_set): Adjust.
3530         (pt_solution_ior_into): Likewise.
3531         (pt_solutions_same_restrict_base): Remove.
3532         (compute_points_to_sets): Do not test is_restrict_var.
3533         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3534         * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3535
3536 2011-10-18  Tom de Vries  <tom@codesourcery.com>
3537
3538         PR tree-optimization/50672
3539         * tree-ssa-dce.c (mark_virtual_operand_for_renaming): New function,
3540         factored out of ...
3541         (mark_virtual_phi_result_for_renaming): Use
3542         mark_virtual_operand_for_renaming.
3543         * tree-flow.h (mark_virtual_operand_for_renaming): Declare.
3544         * tree-ssa-tail-merge.c (release_last_vdef): New function.
3545         (purge_bbs): Add update_vops parameter.  Call release_last_vdef for each
3546         deleted basic block.
3547         (tail_merge_optimize): Add argument to call to purge_bbs.
3548
3549 2011-10-18  Richard Guenther  <rguenther@suse.de>
3550
3551         PR middle-end/50716
3552         * expr.c (get_object_or_type_alignment): New function.
3553         (expand_assignment): Use it.
3554         (expand_expr_real_1): Likewise.
3555
3556 2011-10-18  Dodji Seketeli  <dodji@redhat.com>
3557
3558         PR bootstrap/50760
3559         * input.c (dump_line_table_statistics): Use long, not size_t.
3560
3561 2011-10-17  Eric Botcazou  <ebotcazou@adacore.com>
3562
3563         * config/sparc/sparc.md (in_call_delay): Fix formatting issues.
3564
3565 2011-10-17  Simon Baldwin  <simonb@google.com>
3566             Ian Lance Taylor  <iant@google.com>
3567
3568         * configure.ac: Add --with-native-system-header-dir.  Set and
3569         substitute NATIVE_SYSTEM_HEADER_DIR.  Use native_system_header
3570         when setting target_header_dir.
3571         * config.gcc: Always set native_system_header_dir.
3572         (*-*-gnu*): Set native_system_header_dir.  Don't use t-gnu.
3573         (i[34567]86-pc-msdosdjgpp*): Set native_system_header_dir.  Don't
3574         use i386/t-djgpp.
3575         (i[34567]86-*-mingw* | x86_64-*-mingw*): Set
3576         native_system_header_dir.
3577         (spu-*-elf*): Set native_system_header_dir.
3578         * Makefile.in (NATIVE_SYSTEM_HEADER_DIR): Set to
3579         @NATIVE_SYSTEM_HEADER_DIR@.
3580         (PREPROCESSOR_DEFINES): Define NATIVE_SYSTEM_HEADER_DIR.
3581         * cppdefault.c (STANDARD_INCLUDE_DIR): Don't define.
3582         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
3583         STANDARD_INCLUDE_COMPONENT.
3584         (cpp_include_defaults): Don't use SYSTEM_INCLUDE_DIR.  Rename
3585         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
3586         * system.h: Poison SYSTEM_INCLUDE_DIR, STANDARD_INCLUDE_DIR, and
3587         STANDARD_INCLUDE_COMPONENT.
3588         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Remove.
3589         * config/i386/t-mingw-w32: Likewise.
3590         * config/i386/t-mingw-w64: Likewise.
3591         * config/spu/t-spu-elf: Likewise.
3592         * config/i386/t-djgpp: Remove.
3593         * config/t-gnu: Remove.
3594         * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Don't define.
3595         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
3596         STANDARD_INCLUDE_COMPONENT.
3597         * config/i386/djgpp.h (STANDARD_INCLUDE_DIR): Don't define.
3598         * config/spu/spu-elf.h: Likewise.
3599         * config/vms/xm-vms.h: Likewise.
3600         * config/gnu.h: Likewise.
3601         * config/openbsd.h (INCLUDE_DEFAULTS): Change STANDARD_INCLUDE_DIR
3602         and STANDARD_INCLUDE_COMPONENT to NATIVE_SYSTEM_HEADER_DIR and
3603         NATIVE_SYSTME_HEADER_COMPONENT.
3604         * doc/install.texi (Configuration): Document
3605         --with-native-system-header-dir.  Mention it in the documentation
3606         for --with-sysroot and --with-build-sysroot.
3607         * doc/tm.texi.in (Driver): Don't document SYSTEM_INCLUDE_DIR or
3608         STANDARD_INCLUDE_DIR.  Rename STANDARD_INCLUDE_COMPONENT to
3609         NATIVE_SYSTEM_HEADER_COMPONENT.  Rename uses of
3610         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
3611         * doc/fragments.texi (Target Fragment): Don't document
3612         NATIVE_SYSTEM_HEADER_DIR.
3613         * configure, doc/tm.texi: Rebuild.
3614
3615 2011-10-17  Richard Henderson  <rth@redhat.com>
3616
3617         * config/sparc/sparc.md: Use register_or_zero_operand where rJ
3618         is the constraint.
3619
3620         * config/sparc/sparc.md (vec_perm_constv8qi, vec_perm<mode>): New
3621         patterns.
3622         * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): New function.
3623         * config/sparc/sparc-protos.h (sparc_expand_vec_perm_bmask): Declare.
3624
3625 2011-10-17  David S. Miller  <davem@davemloft.net>
3626
3627         * config/sparc/sparc-modes.def: Add single entry vector modes for
3628         DImode and SImode.
3629         * config/sparc/sparc.md (V32, V32I, V64, V64I, V64N8): Delete
3630         mode iterators.
3631         (mov<V32:mode>): Revert back to plain SFmode pattern.
3632         (*movsf_insn): Likewise.
3633         (mov<V64:mode>): Revert back to plain DFmode pattern.
3634         (*movdf_insn_sp32): Likewise.
3635         (*movdf_insn_sp32_v9): Likewise.
3636         (*movdf_insn_sp64): Likewise.
3637         (V64 mode splitters) Likewise.
3638         (addsi3): Remove VIS alternatives.
3639         (subsi3): Likewise.
3640         (and<V64I:mode>3): Revert to DImode only pattern.
3641         (and<V64I:mode>3_sp32): Likewise.
3642         (*and<V64I:mode>3_sp64): Likewise.
3643         (and<V32I:mode>3): Likewise.
3644         (*and_not_<V64I:mode>_sp32): Likewise.
3645         (*and_not_<V64I:mode>_sp64): Likewise.
3646         (*and_not_<V32I:mode>): Likewise.
3647         (ior<V64I:mode>3): Likewise.
3648         (*ior<V64I:mode>3_sp32): Likewise.
3649         (*ior<V64I:mode>3_sp64): Likewise.
3650         (ior<V32I:mode>3): Likewise.
3651         (*or_not_<V64I:mode>_sp32): Likewise.
3652         (*or_not_<V64I:mode>_sp64): Likewise.
3653         (*or_not_<V32I:mode>): Likewise.
3654         (xor<V64I:mode>3): Likewise.
3655         (*xor<V64I:mode>3_sp32): Likewise.
3656         (*xor<V64I:mode>3_sp64): Likewise.
3657         (xor<V32I:mode>3): Likewise.
3658         (V64I mode splitters): Likewise.
3659         (*xor_not_<V64I:mode>_sp32): Likewise.
3660         (*xor_not_<V64I:mode>_sp64): Likewise.
3661         (*xor_not_<V32I:mode>): Likewise.
3662         (one_cmpl<V64I:mode>2): Likewise.
3663         (*one_cmpl<V64I:mode>2_sp32): Likewise.
3664         (*one_cmpl<V64I:mode>2_sp64): Likewise.
3665         (one_cmpl<V32I:mode>2): Likewise.
3666         (VM32, VM64, VMALL): New mode iterators.
3667         (vbits, vconstr, vfptype): New mode attributes.
3668         (mov<VMALL:mode>): New expander.
3669         (*mov<VM32:mode>_insn): New insn.
3670         (*mov<VM64:mode>_insn_sp64): New insn.
3671         (*mov<VM64:mode>_insn_sp32): New insn, and associated splitter
3672         specifically for the register to memory case.
3673         (vec_init<mode>): New expander.
3674         (VADDSUB): New mode iterator.
3675         (<plusminus_insn>v2si3, <plusminus_insn>v2hi3): Remove and replace
3676         with...
3677         (<plusminus_insn><mode>3): New consolidated pattern.
3678         (VL): New mode iterator for logical operations.
3679         (vlsuf): New more attribute.
3680         (vlop): New code iterator.
3681         (vlinsn, vlninsn): New code attributes.
3682         (<code><mode>3): New insn to non-negated vector logical ops.
3683         (*not_<code><mode>3): Likewise for negated variants.
3684         (*nand<mode>_vis): New insn.
3685         (vlnotop): New code iterator.
3686         (*<code>_not1<mode>_vis, *<code>_not2<mode>_vis): New insns.
3687         (one_cmpl<mode>2): New insn.
3688         (faligndata<V64I:mode>_vis): Rewrite to use VM64 iterator.
3689         (bshuffle<VM64:mode>_vis): Likewise.
3690         (v<vis3_shift_patname><mode>3): Use GCM mode iterator.
3691         (fp<plusminus_insn>64_vis): Use V1DI mode.
3692         (VASS mode iterator): Use V1SI not SI mode.
3693         * config/sparc/sparc.c (sparc_vis_init_builtins): Account for
3694         single-entry vector mode changes.
3695         (sparc_expand_builtin): Likewise.
3696         (sparc_expand_vector_init): New function.
3697         * config/sparc/sparc-protos.h (sparc_expand_vector_init): Declare.
3698
3699 2011-10-17  Kai Tietz  <ktietz@redhat.com>
3700
3701         * fold-const.c (simple_operand_p_2): New function.
3702         (fold_truthop): Rename to
3703         (fold_truth_andor_1): function name.
3704         Additionally remove branching creation for logical and/or.
3705         (fold_truth_andor): Handle branching creation for logical and/or here.
3706
3707 2011-10-17  Andi Kleen  <ak@linux.intel.com>
3708
3709         * ggc-page.c (USING_MADVISE): Adjust ifdef to check for USING_MMAP.
3710
3711 2011-10-17  Georg-Johann Lay  <avr@gjlay.de>
3712
3713         * config/avr/avr.h (ASSEMBLER_DIALECT): Remove.
3714         * config/avr/avr.md (mcu_have_movw, mcu_mega): Remove attributes.
3715         (adjust_len): Add alternative "call".
3716         (isa, enabled): New insn attributes.
3717         (length): Use match_test with AVR_HAVE_JMP_CALL instead of
3718         mcu_mega attribute.
3719         (*sbrx_branch<mode>): Ditto.
3720         (*sbrx_and_branch<mode>): Ditto.
3721         (*sbix_branch): Ditto.
3722         (*sbix_branch_bit7): Ditto.
3723         (*sbix_branch_tmp): Ditto.
3724         (*sbix_branch_tmp_bit7): Ditto.
3725         (jump): Ditto.
3726         (negsi2): Use attribute "isa" instead of assembler dialect.
3727         (extendhisi2): Ditto.
3728         (call_insn, call_value_insn): Set adjust_len attribute.
3729         (indirect_jump): Indent to coding rules.
3730         (call_prologue_saves): Use isa attribute instead of mcu_mega.
3731         (epilogue_restores): Ditto.  Fix setting of SP as described in the
3732         RTX pattern.
3733         (*indirect_jump): Fusion of *jcindirect_jump, *njcindirect_jump
3734         and *indirect_jump_avr6.
3735         (*tablejump): Fusion of *tablejump_rjmp and *tablejump_lib.
3736         (*jcindirect_jump, *njcindirect_jump, *indirect_jump_avr6): Remove.
3737         (*tablejump_rjmp, *tablejump_lib): Remove.
3738         * config/avr/avr.c (adjust_insn_length): Handle ADJUST_LEN_CALL.
3739
3740 2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>
3741
3742         PR c++/50757
3743         * doc/invoke.texi ([Wnonnull]): Update.
3744
3745 2011-10-17  Richard Henderson  <rth@redhat.com>
3746
3747         PR 50746
3748         * optabs.c (expand_vec_perm_expr): Fix indexing error.
3749
3750 2011-10-17  Sergio Durigan Junior  <sergiodj@redhat.com>
3751
3752         * configure.ac: Display `yes' if the SystemTap header has been found.
3753         * configure: Regenerate.
3754
3755 2011-10-08  Andi Kleen  <ak@linux.intel.com>
3756
3757         PR other/50636
3758         * config.in, configure: Regenerate.
3759         * configure.ac (madvise): Add to AC_CHECK_FUNCS.
3760         * ggc-page.c (USING_MADVISE): Add.
3761         (page_entry): Add discarded field.
3762         (alloc_page): Check for discarded pages.
3763         (release_pages): Add USING_MADVISE branch.
3764
3765 2011-10-17  Richard Guenther  <rguenther@suse.de>
3766
3767         PR tree-optimization/50729
3768         * tree-vrp.c (extract_range_from_unary_expr_1): Remove redundant test.
3769         (simplify_conversion_using_ranges): Properly test the
3770         intermediate result.
3771
3772 2011-10-15  Tom Tromey  <tromey@redhat.com>
3773             Dodji Seketeli  <dodji@redhat.com>
3774
3775         * ggc.h (ggc_round_alloc_size): Declare new public entry point.
3776         * ggc-none.c (ggc_round_alloc_size): New public stub function.
3777         * ggc-page.c (ggc_alloced_size_order_for_request): New static
3778         function.  Factorized from ggc_internal_alloc_stat.
3779         (ggc_round_alloc_size): New public function.  Uses
3780         ggc_alloced_size_order_for_request.
3781         (ggc_internal_alloc_stat): Use ggc_alloced_size_order_for_request.
3782         * ggc-zone.c (ggc_round_alloc_size): New public function extracted
3783         from ggc_internal_alloc_zone_stat.
3784         (ggc_internal_alloc_zone_stat): Use ggc_round_alloc_size.
3785         * toplev.c (general_init): Initialize
3786         line_table->alloced_size_for_request.
3787
3788 2011-10-15  Tom Tromey  <tromey@redhat.com>
3789             Dodji Seketeli  <dodji@redhat.com>
3790
3791         * input.c (ONE_K, ONE_M, SCALE, STAT_LABEL, FORMAT_AMOUNT): New macros.
3792         (num_expanded_macros_counter, num_macro_tokens_counter): Declare
3793         new counters.
3794         (dump_line_table_statistics): Define new function.
3795         * input.h (dump_line_table_statistics): Declare new function.
3796         * toplev.c (dump_memory_report): Call dump_line_table_statistics.
3797
3798 2011-10-15  Tom Tromey  <tromey@redhat.com>
3799             Dodji Seketeli  <dodji@redhat.com>
3800
3801         * doc/cppopts.texi: Document -fdebug-cpp.
3802         * doc/invoke.texi: Add -fdebug-cpp to the list of preprocessor options.
3803
3804 2011-10-15  Tom Tromey  <tromey@redhat.com>
3805             Dodji Seketeli  <dodji@redhat.com>
3806
3807         * gcc/diagnostic.h (diagnostic_report_current_module): Add a
3808         location parameter.
3809         * diagnostic.c (diagnostic_report_current_module): Add a location
3810         parameter to the function definition.  Use it instead of
3811         input_location.  Resolve the virtual location rather than just
3812         looking up its map and risking to touch a resulting macro map.
3813         (default_diagnostic_starter): Pass the relevant diagnostic
3814         location to diagnostic_report_current_module.
3815         * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): New.
3816         (virt_loc_aware_diagnostic_finalizer): Likewise.
3817         (diagnostic_report_current_function): Pass the
3818         relevant location to diagnostic_report_current_module.
3819         * tree-diagnostic.h (virt_loc_aware_diagnostic_finalizer): Declare
3820         new function.
3821         * toplev.c (general_init): By default, use the new
3822         virt_loc_aware_diagnostic_finalizer as diagnostic finalizer.
3823         * Makefile.in: Add vec.h dependency to tree-diagnostic.c.
3824
3825 2011-10-15  Tom Tromey  <tromey@redhat.com>
3826             Dodji Seketeli  <dodji@redhat.com>
3827
3828         * doc/cppopts.texi (-ftrack-macro-expansion): Document new option.
3829         * doc/invoke.texi (-ftrack-macro-expansion): Add this to the list of
3830         preprocessor related options.
3831
3832 2011-10-15  Tom Tromey  <tromey@redhat>
3833             Dodji Seketeli  <dodji@redhat.com>
3834
3835         * input.h (struct expanded_location): Move to libcpp/line-map.h.
3836         (LOCATION_COLUMN): New accessor
3837         (in_system_header_at): Use linemap_location_in_system_header_p.
3838         * diagnostic.c (diagnostic_report_current_module): Adjust to avoid
3839         touching the internals of struct line_map.  Use the public API instead.
3840         (diagnostic_report_diagnostic): Don't use relational operator '<'
3841         on virtual locations.  Use linemap_location_before_p instead.
3842         * input.c (expand_location): Adjust to expand to the tokens'
3843         spelling location when macro location tracking is on.
3844
3845
3846 2011-10-08  Andi Kleen  <ak@linux.intel.com>
3847
3848         * ggc-page.c (GGC_QUIRE_SIZE): Increase to 512
3849
3850 2011-10-13  Andi Kleen  <ak@linux.intel.com>
3851
3852         * toplev.c (compile_file): Rename __gnu_slim_lto to __gnu_lto_slim.
3853
3854 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
3855
3856         PR tree-optimization/50727
3857         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Add
3858         DEF_STMT to the list of statements to be replaced by the
3859         pattern statements.
3860
3861 2011-10-16  Eric Botcazou  <ebotcazou@adacore.com>
3862
3863         PR rtl-optimization/50615
3864         * combine.c (distribute_notes) <REG_ARGS_SIZE>: Skip if I3 is a no-op.
3865
3866 2011-10-16  Jakub Jelinek  <jakub@redhat.com>
3867
3868         PR tree-optimization/50596
3869         * tree-vectorizer.h (NUM_PATTERNS): Increase to 7.
3870         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
3871         vect_recog_bool_pattern.
3872         (check_bool_pattern, adjust_bool_pattern_cast,
3873         adjust_bool_pattern, vect_recog_bool_pattern): New functions.
3874
3875 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
3876
3877         * tree-vect-stmts.c (vectorizable_load): For SLP without permutation
3878         treat the first load of the node as the first element in its
3879         interleaving chain.
3880         * tree-vect-slp.c (vect_get_and_check_slp_defs): Swap the operands if
3881         necessary and possible.
3882         (vect_build_slp_tree): Add new argument.  Allow load groups of any size
3883         in basic blocks.  Keep all the loads for further permutation check.
3884         Use the new argument to determine if there is a permutation.  Update
3885         the recursive calls.
3886         (vect_supported_load_permutation_p): Allow subchains of interleaving
3887         chains in basic block vectorization.
3888         (vect_analyze_slp_instance): Update the call to vect_build_slp_tree.
3889         Check load permutation based on the new parameter.
3890         (vect_schedule_slp_instance): Don't start from the first element in
3891         interleaving chain unless the loads are permuted.
3892
3893 2011-10-15  Jan Hubicka  <jh@suse.cz>
3894
3895         PR target/48668
3896         PR target/50689
3897         * cgraphunit.c (cgraph_expand_function): Expand thunks and alises
3898         after function body.
3899
3900 2011-10-15  Richard Henderson  <rth@redhat.com>
3901
3902         * tree-vect-slp.c: Include langhooks.h.
3903         (vect_create_mask_and_perm): Emit VEC_PERM_EXPR, not a builtin.
3904         (vect_transform_slp_perm_load): Use can_vec_perm_expr_p.  Simplify
3905         mask creation for VEC_PERM_EXPR.
3906         * tree-vect-stmts.c (perm_mask_for_reverse): Return the mask,
3907         not the builtin.
3908         (reverse_vec_elements): Emit VEC_PERM_EXPR not a builtin.
3909         * Makefile.in (tree-vect-slp.o): Update dependency.
3910         * optabs.c (can_vec_perm_expr_p): Allow NULL as unknown constant.
3911
3912 2011-10-15  Alan Modra  <amodra@gmail.com>
3913
3914         PR bootstrap/50738
3915         * ifcvt.c (dead_or_predicable): Revert accidental commit with
3916         HAVE_simple_return test.
3917
3918 2011-10-15  Alan Modra  <amodra@gmail.com>
3919
3920         * ifcvt.c (dead_or_predicable): Disable if-conversion when
3921         doing so is likely to kill a shrink-wrapping opportunity.
3922
3923         PR rtl-optimization/49941
3924         * jump.c (mark_jump_label_1): Set JUMP_LABEL for simple_return jumps.
3925
3926         * rtl.h (set_return_jump_label): Declare.
3927         * function.c (set_return_jump_label): New function, extracted..
3928         (thread_prologue_and_epilogue_insns): ..from here.  Use it in
3929         another instance to set return jump_label.
3930         * cfgrtl.c (force_nonfallthru_and_redirect): Use set_return_jump_label.
3931         * reorg.c (find_end_label): Likewise.
3932
3933 2011-10-14  David S. Miller  <davem@davemloft.net>
3934
3935         * config/sparc/sol2.h: Protect -m{cpu,tune}=native handling
3936         with a more complete cpp test.
3937         * config/sparc/linux64.h: Likewise.
3938         * config/sparc/linux.h: Likewise.
3939         * config/sparc/sparc.opt (sparc_debug): New target variable.
3940         (mdebug): New target option.
3941         * config/sparc/sparc.h (MASK_DEBUG_OPTIONS, MASK_DEBUG_ALL,
3942         TARGET_DEBUG_OPTIONS): New defines.
3943         * config/sparc/sparc.c (debug_target_flag_bits,
3944         debug_target_flags): New functions.
3945         (sparc_option_override): Add name strings back to cpu_table[].
3946         Parse -mdebug string.  When TARGET_DEBUG_OPTIONS is true, print
3947         out the target flags before and after override processing as well
3948         as the selected cpu.  If MASK_V8PLUS, make sure that the selected
3949         cpu is at least v9.
3950
3951 2011-10-15  Oleg Endo  <oleg.endo@t-online.de>
3952
3953         PR target/49263
3954         * config/sh/sh.h (ZERO_EXTRACT_ANDMASK): New macro.
3955         * config/sh/sh.c (sh_rtx_costs): Add test instruction case.
3956         * config/sh/sh.md (tstsi_t): Name existing insn.  Make inner
3957         and instruction commutative.
3958         (tsthi_t, tstqi_t, tstqi_t_zero, tstsi_t_and_not,
3959         tstsi_t_zero_extract_eq, tstsi_t_zero_extract_xor,
3960         tstsi_t_zero_extract_subreg_xor_little,
3961         tstsi_t_zero_extract_subreg_xor_big): New insns.
3962         (*movsicc_t_false, *movsicc_t_true): Replace space with tab in
3963         asm output.
3964         (*andsi_compact): Reorder alternatives so that K08 is considered first.
3965
3966 2011-10-14  Eric Botcazou  <ebotcazou@adacore.com>
3967
3968         PR target/50354
3969         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if the default
3970         processor is at least V9 and TARGET_64BIT_DEFAULT is defined.
3971
3972 2011-10-14  Gerald Pfeifer  <gerald@pfeifer.com>
3973
3974         * invoke.texi (AVR Options): Avoid \leq{}.
3975
3976 2011-10-14  Kai Tietz  <ktietz@redhat.com>
3977
3978         * gimplify.c (gimplify_expr): Take care that for bitwise-binary
3979         transformation the operands have compatible types.
3980
3981 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
3982
3983         * config/i386/sse.md (vec_widen_smult_hi_v8hi,
3984         vec_widen_smult_lo_v8hi, vec_widen_umult_hi_v8hi,
3985         vec_widen_umult_lo_v8hi): Macroize using VI2_AVX2
3986         mode iterator and any_extend code iterator.
3987         (vec_widen_<s>mult_hi_v8si, vec_widen_<s>mult_lo_v8si): New expanders.
3988         (vec_widen_smult_hi_v4si, vec_widen_smult_lo_v4si): Enable
3989         also for TARGET_SSE4_1 using pmuldq insn.
3990         (sdot_prodv8hi): Macroize using VI2_AVX2 iterator.
3991         (sse2_sse4_1): New code attr.
3992         (udot_prodv4si): Macroize using any_extend code iterator.
3993         (<s>dot_prodv8si): New expander.
3994
3995 2011-10-14  Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
3996
3997         * config/i386/i386.c (atom_cost): Changed cost for loading
3998         QImode using movzbl.
3999
4000 2011-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
4001
4002         * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo in my
4003         change on October 11th, 2011.
4004
4005 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4006
4007         * config/i386/sse.md (vec_interleave_high<mode>,
4008         vec_interleave_low<mode>): Add AVX2 expanders for VI_256 modes.
4009         * config/i386/i386.c (expand_vec_perm_interleave3): New function.
4010         (ix86_expand_vec_perm_builtin_1): Call it.
4011
4012 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
4013
4014         Fix thinko from r179765
4015         * config/avr/avr.c (avr_option_override): Don't override
4016         flag_omit_frame_pointer if not actually needed.
4017
4018 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
4019
4020         PR target/46278
4021         * doc/invoke.texi (AVR Options): Document -mstrict-X.
4022
4023         * config/avr/avr.opt (-mstrict-X): New option.
4024         (avr_strict_X): New variable reflecting -mstrict-X.
4025         * config/avr/avr.c (avr_reg_ok_for_addr_p): Add parameter
4026         outer_code and pass it down to avr_regno_mode_code_ok_for_base_p.
4027         (avr_legitimate_address_p): Pass outer_code to
4028         avr_reg_ok_for_addr_p and use that function in case PLUS.
4029         (avr_mode_code_base_reg_class): Depend on avr_strict_X.
4030         (avr_regno_mode_code_ok_for_base_p): Ditto, and depend on outer_code.
4031         (avr_option_override): Disable -fcaller-saves if -mstrict-X is on.
4032
4033 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4034
4035         * config/i386/sse.md (neg<mode>2): Use VI_AVX2 iterator instead
4036         of VI_128.
4037
4038         * config/i386/sse.md (mulv2di3): Macroize using VI8_AVX2 iterator.
4039         (ashl<mode>3): Use VI248_AVX2 iterator instead of VI248_128.
4040         Use <sseinsnmode> instead of TI in mode attr.
4041
4042 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4043
4044         * config/arm/linux-atomic-64bit.c: New (based on linux-atomic.c).
4045         * config/arm/linux-atomic.c: Change comment to point to 64bit version.
4046         (SYNC_LOCK_RELEASE): Instantiate 64bit version.
4047         * config/arm/t-linux-eabi: Pull in linux-atomic-64bit.c.
4048
4049 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4050
4051         * config/arm/arm.c (arm_output_ldrex): Support ldrexd.
4052         (arm_output_strex): Support strexd.
4053         (arm_output_it): New helper to output it in Thumb2 mode only.
4054         (arm_output_sync_loop): Support DI mode.  Change comment to
4055         not support const_int.
4056         (arm_expand_sync): Support DI mode.
4057         * config/arm/arm.h (TARGET_HAVE_LDREXBHD): Split into LDREXBH
4058         and LDREXD.
4059         * config/arm/iterators.md (NARROW): move from sync.md.
4060         (QHSD): New iterator for all current ARM integer modes.
4061         (SIDI): New iterator for SI and DI modes only.
4062         * config/arm/sync.md (sync_predtab): New mode_attr.
4063         (sync_compare_and_swapsi): Fold into sync_compare_and_swap<mode>.
4064         (sync_lock_test_and_setsi): Fold into sync_lock_test_and_setsi<mode>.
4065         (sync_<sync_optab>si): Fold into sync_<sync_optab><mode>.
4066         (sync_nandsi): Fold into sync_nand<mode>.
4067         (sync_new_<sync_optab>si): Fold into sync_new_<sync_optab><mode>.
4068         (sync_new_nandsi): Fold into sync_new_nand<mode>.
4069         (sync_old_<sync_optab>si): Fold into sync_old_<sync_optab><mode>.
4070         (sync_old_nandsi): Fold into sync_old_nand<mode>.
4071         (sync_compare_and_swap<mode>): Support SI & DI.
4072         (sync_lock_test_and_set<mode>): Likewise.
4073         (sync_<sync_optab><mode>): Likewise.
4074         (sync_nand<mode>): Likewise.
4075         (sync_new_<sync_optab><mode>): Likewise.
4076         (sync_new_nand<mode>): Likewise.
4077         (sync_old_<sync_optab><mode>): Likewise.
4078         (sync_old_nand<mode>): Likewise.
4079         (arm_sync_compare_and_swapsi): Turn into iterator on SI & DI.
4080         (arm_sync_lock_test_and_setsi): Likewise.
4081         (arm_sync_new_<sync_optab>si): Likewise.
4082         (arm_sync_new_nandsi): Likewise.
4083         (arm_sync_old_<sync_optab>si): Likewise.
4084         (arm_sync_old_nandsi): Likewise.
4085         (arm_sync_compare_and_swap<mode> NARROW): use sync_predtab, fix indent.
4086         (arm_sync_lock_test_and_setsi<mode> NARROW): Likewise.
4087         (arm_sync_new_<sync_optab><mode> NARROW): Likewise.
4088         (arm_sync_new_nand<mode> NARROW): Likewise.
4089         (arm_sync_old_<sync_optab><mode> NARROW): Likewise.
4090         (arm_sync_old_nand<mode> NARROW): Likewise.
4091
4092 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4093
4094         PR target/48126
4095         * config/arm/arm.c (arm_output_sync_loop): Move label before barrier.
4096
4097 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4098
4099         * config/arm/arm.h (TARGET_HAVE_DMB_MCR): MCR Not available in Thumb1.
4100
4101 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
4102
4103         * doc/invoke.texi ([Wformat-zero-length]): Tidy.
4104
4105 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4106
4107         * gimple.c (walk_stmt_load_store_addr_ops): Call visit_addr also
4108         on COND_EXPR/VEC_COND_EXPR comparison operands if they are ADDR_EXPRs.
4109
4110 2011-10-14  Richard Guenther  <rguenther@suse.de>
4111
4112         PR tree-optimization/50723
4113         * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
4114
4115 2011-10-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4116
4117         * gengtype.c (files_rules): Added rules for objc/objc-map.h and
4118         objc/objc-map.c.
4119
4120 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
4121
4122         PR c++/17212
4123         * doc/invoke.texi ([Wformat-zero-length]): Update.
4124
4125 2011-10-14  Iain Sandoe  <iains@gcc.gnu.org>
4126
4127         PR bootstrap/50699
4128         * config/darwin.c (darwin_patch_builtin): Adjust argument type. Only
4129         build for powerpc targets.  (darwin_patch_builtins): Only build for
4130         powerpc targets.
4131
4132 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4133
4134         * config/i386/sse.md (*avx_cvtdq2pd256_2): Rename to...
4135         (avx_cvtdq2pd256_2): ... this.
4136         (sseunpackfltmode): New mode attr.
4137         (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi,
4138         vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): Macroize
4139         using VI2_AVX2 iterator.
4140         (vec_unpacku_float_hi_v8si, vec_unpacku_float_lo_v8si): New expanders.
4141
4142 2011-10-13  David S. Miller  <davem@davemloft.net>
4143
4144         * config/sparc/sparc.md (plusminus): New code iterator.
4145         (plusminus_insn): New code attr.
4146         (addv2si3, subv2si3, addv4hi3, subv4hi3, addv2hi3, subv2hi3): Merge
4147         using plusminus and plusminus_insn.
4148         (fpadd64_vis, fpsub64_vis): Likewise.
4149
4150 2011-10-13  Richard Henderson  <rth@redhat.com>
4151
4152         * doc/md.texi (vec_perm): Document fallback to byte permutation.
4153         * genopinit.c (optabs): Add vec_perm_const.
4154         * optabs.c (can_vec_perm_expr_p): Rename from expand_vec_perm_expr_p.
4155         Reject non-vector modes.  Allow fallback to byte permutation.
4156         (expand_vec_perm_expr_1): Split out from ...
4157         (expand_vec_perm_expr): ... here.  Allow fallback to byte permutation.
4158         * optabs.h (DOI_vec_perm_const, vec_perm_const_optab): New.
4159         * tree-vect-generic.c (lower_vec_perm): Update for name change.
4160
4161 2011-10-13  Richard Henderson  <rth@redhat.com>
4162
4163         * config/rs6000/altivec.md (vec_permv16qi): New pattern.
4164
4165         * config/rs6000/spu.md (vec_permv16qi): New pattern.
4166
4167         * config/i386/i386.c (ix86_expand_vec_perm_const): New.
4168         * config/i386/i386-protos.h: Update.
4169         * config/i386/sse.md (VEC_PERM_CONST): New mode iterator.
4170         (vec_perm_const<VEC_PERM_CONST>): New expander.
4171
4172         * optabs.c (expand_vector_broadcast): New.
4173         (expand_binop): Expand scalar shifts of vectors to vector shifts
4174         of vectors, if the former isn't supported.
4175         * tree-vect-generic.c (expand_vector_operations_1): Don't do that
4176         here; always simplify to scalar shift of vector if possible.
4177
4178         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Fix mode
4179         test for vector splat.
4180
4181 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4182
4183         * config/i386/sse.md (vec_set<mode>): Change V_128 iterator mode to V.
4184
4185 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4186             Richard Guenther  <rguenther@suse.de>
4187
4188         * tree-ssa.c (maybe_optimize_var): Drop TREE_ADDRESSABLE from vector
4189         or complex vars even if their DECL_UID is in not_reg_needs bitmap.
4190
4191 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4192
4193         * config/i386/sse.md (reduc_umin_v8hi): New pattern.
4194         * config/i386/i386.c (ix86_build_const_vector): Handle
4195         also V32QI, V16QI, V16HI and V8HI modes.
4196         (emit_reduc_half): New function.
4197         (ix86_expand_reduc): Use phminposuw insn for V8HImode UMIN.
4198         Use emit_reduc_half helper function.
4199
4200 2011-10-13  Lawrence Crowl  <crowl@google.com>
4201             Diego Novillo  <dnovillo@google.com>
4202
4203         * lto-streamer-in.c (input_struct_function_base): Factor out of ...
4204         (input_function): ... here.
4205         * lto-streamer-out.c (output_struct_function_base): Factor out of ...
4206         (output_function): ... here.
4207
4208 2011-10-13  Gabriel Charette  <gchare@google.com>
4209             Diego Novillo  <dnovillo@google.com>
4210
4211         * streamer-hooks.h (struct streamer_hooks): Add hooks
4212         input_location and output_location.
4213         * lto-streamer-in.c (lto_input_location): Use
4214         streamer_hooks.input_location, if set.
4215         * lto-streamer-out.c (lto_output_location): Use
4216         streamer_hooks.output_location, if set.
4217
4218 2011-10-13  Eric Botcazou  <ebotcazou@adacore.com>
4219
4220         * doc/invoke.texi (SPARC options): Document -mfix-at697f.
4221         * config/sparc/sparc.opt (mfix-at697f): New option.
4222         * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
4223         (sparc_reorg): New function.
4224
4225 2011-10-13  Richard Guenther  <rguenther@suse.de>
4226
4227         PR tree-optimization/50712
4228         * ipa-split.c (split_function): Always re-gimplify parameters
4229         when they are not gimple vals before passing them.  Properly
4230         check for type compatibility.
4231
4232 2011-10-13  Tom de Vries  <tom@codesourcery.com>
4233
4234         * function.c (gimplify_parameters): Set number of arguments of call to
4235         BUILT_IN_ALLOCA_WITH_ALIGN to 2.
4236
4237 2011-10-13  Tom de Vries  <tom@codesourcery.com>
4238
4239         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_READONLY_P
4240         for static const strings.
4241         * varasm.c (build_constant_desc): Generate the memory location of the
4242         constant using gen_const_mem.
4243
4244 2011-10-13  Richard Guenther  <rguenther@suse.de>
4245
4246         PR tree-optimization/50698
4247         * tree-data-ref.c (split_constant_offset_1): Also process
4248         offsets of &MEM.
4249
4250 2011-10-12  David S. Miller  <davem@davemloft.net>
4251
4252         * config/sparc/sparc.md (UNSPEC_FPMERGE): Delete.
4253         (UNSPEC_MUL16AU, UNSPEC_MUL8, UNSPEC_MUL8SU, UNSPEC_MULDSU): New
4254         unspecs.
4255         (fpmerge_vis): Remove inaccurate comment, represent using vec_select
4256         of a vec_concat.
4257         (vec_interleave_lowv8qi, vec_interleave_highv8qi): New insns.
4258         (fmul8x16_vis, fmul8x16au_vis, fmul8sux16_vis, fmuld8sux16_vis):
4259         Reimplement as unspecs and remove inaccurate comments.
4260         (vis3_shift_patname): New code attr.
4261         (<vis3_shift_insn><vbits>_vis): Rename to
4262         "v<vis3_shift_patname><mode>3".
4263         (vis3_addsub_ss_patname): New code attr.
4264         (<vis3_addsub_ss_insn><vbits>_vis): Rename to
4265         "<vis3_addsub_ss_patname><mode>3".
4266         * config/sparc/sparc.c (sparc_vis_init_builtins): Update to
4267         accommodate pattern name changes.
4268
4269         * config/sparc/sparc.h: Do not force TARGET_VIS3 and TARGET_FMAF
4270         to zero when assembler lacks support for such instructions.
4271         * config/sparc/sparc.c (sparc_option_override): Clear MASK_VIS3
4272         and MASK_FMAF in defaults when assembler lacks necessary support.
4273
4274 2011-10-12  Jakub Jelinek  <jakub@redhat.com>
4275
4276         * config/i386/sse.md (vec_unpacks_lo_<mode>,
4277         vec_unpacks_hi_<mode>, vec_unpacku_lo_<mode>,
4278         vec_unpacku_hi_<mode>): Change VI124_128 mode to VI124_AVX2.
4279         * config/i386/i386.c (ix86_expand_sse_unpack): Handle
4280         V32QImode, V16HImode and V8SImode for TARGET_AVX2.
4281
4282         * config/i386/sse.md (vec_avx2): New mode_attr.
4283         (mulv16qi3): Macroize to cover also mulv32qi3 for TARGET_AVX2 into ...
4284         (mul<mode>3): ... this.
4285
4286         * config/i386/i386.md (UNSPEC_VPERMDI): Remove.
4287         * config/i386/i386.c (ix86_expand_vec_perm): Handle
4288         V16QImode and V32QImode for TARGET_AVX2.
4289         (MAX_VECT_LEN): Increase to 32.
4290         (expand_vec_perm_blend): Add support for 32-byte integer
4291         vectors with TARGET_AVX2.
4292         (valid_perm_using_mode_p): New function.
4293         (expand_vec_perm_pshufb): Add support for 32-byte integer
4294         vectors with TARGET_AVX2.
4295         (expand_vec_perm_vpshufb2_vpermq): New function.
4296         (expand_vec_perm_vpshufb2_vpermq_even_odd): New function.
4297         (expand_vec_perm_even_odd_1): Handle 32-byte integer vectors
4298         with TARGET_AVX2.
4299         (ix86_expand_vec_perm_builtin_1): Try expand_vec_perm_vpshufb2_vpermq
4300         and expand_vec_perm_vpshufb2_vpermq_even_odd.
4301         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Add for TARGET_AVX2
4302         32-byte integer vector modes.
4303         (vec_pack_trunc_<mode>): Use VI248_AVX2 instead of VI248_128.
4304         (avx2_interleave_highv32qi, avx2_interleave_lowv32qi): Remove pasto.
4305         (avx2_pshufdv3, avx2_pshuflwv3, avx2_pshufhwv3): Generate
4306         4 new operands.
4307         (avx2_pshufd_1, avx2_pshuflw_1, avx2_pshufhw_1): Don't use
4308         match_dup, instead add 4 new operands and require they have
4309         right cross-lane values.
4310         (avx2_permv4di): Change into define_expand.
4311         (avx2_permv4di_1): New instruction.
4312         (avx2_permv2ti): Use nonimmediate_operand instead of register_operand
4313         for "xm" constrained operand.
4314         (VEC_PERM_AVX2): Add V32QI and V16QI for TARGET_AVX2.
4315
4316         * config/i386/sse.md (avx2_gathersi<mode>,
4317         avx2_gatherdi<mode>, avx2_gatherdi<mode>256): Add clobber of
4318         match_scratch, change memory_operand to register_operand,
4319         add (mem:BLK (scratch)) use.
4320         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>,
4321         *avx2_gatherdi<mode>256): Add clobber of match_scratch,
4322         add earlyclobber to the output operand and match_scratch,
4323         add (mem:BLK (scratch)) use, change the other mem to match_operand.
4324         Use %p6 instead of %c6 in the pattern.
4325         * config/i386/i386.c (ix86_expand_builtin): Adjust for
4326         operand 2 being a Pmode register_operand instead of memory_operand.
4327
4328 2011-10-12  Kai Tietz  <ktietz@redhat.com>
4329
4330         * config/i386/i386.md (simple_return): Disable if TARGET_SEH is active.
4331
4332 2011-10-12  Steve Ellcey  <sje@cup.hp.com>
4333
4334         * config/ia64/ia64.c (ia64_init_builtins): Fix unbalanced parentheses.
4335
4336 2011-10-12  Richard Guenther  <rguenther@suse.de>
4337
4338         * tree-ssa-alias.c (maybe_skip_until): Cache also at the point
4339         of the first store we visit in a basic-block.
4340         (get_continuation_for_phi): Search for a candidate VUSE that
4341         might dominates all others.  Do pairwise disambiguation against
4342         that candidate.
4343
4344 2011-10-12  Paul Koning  <pkoning@gcc.gnu.org>
4345
4346         PR tree-optimization/50189
4347         * tree-vrp.c (extract_range_from_assert): Use the type of
4348         the variable, not the limit.
4349
4350 2011-10-12  Richard Guenther  <rguenther@suse.de>
4351
4352         PR tree-optimization/50700
4353         * tree-object-size.c (addr_object_size): Simplify and treat
4354         MEM_REF bases consistently.
4355
4356 2011-10-12  Bernd Schmidt  <bernds@codesourcery.com>
4357
4358         * function.c (prepare_shrink_wrap, bb_active_p): New function.
4359         (thread_prologue_and_epilogue_insns): Use bb_active_p.  Call
4360         prepare_shrink_wrap, then recompute bb_active_p for the last block.
4361
4362 2011-10-12  Joseph Myers  <joseph@codesourcery.com>
4363
4364         PR c/50565
4365         * convert.c (convert_to_integer): Do not narrow operands of
4366         pointer subtraction.
4367
4368 2011-10-12  Nick Clifton  <nickc@redhat.com>
4369
4370         * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): New macro.  Used to
4371         emit a .eabi_attribute assembler directive, possibly with a
4372         comment attached.
4373         * config/arm/arm.c (arm_file_start): Use the new macro.
4374         * config/arm/arm-c.c (arm_output_c_attributes): Likewise.
4375
4376 2011-10-12  Georg-Johann Lay  <avr@gjlay.de>
4377
4378         PR target/49939
4379         * config/avr/avr.md (*movqi): Rename to movqi_insn.
4380         (*call_insn): Rename to call_insn.
4381         (*call_value_insn): Rename to call_value_insn.
4382         * config/avr/avr.c (avr_2word_insn_p): New static function.
4383         (jump_over_one_insn_p): Use it.
4384
4385 2011-10-12  Richard Sandiford  <richard.sandiford@linaro.org>
4386
4387         * expr.h (copy_blkmode_to_reg): Declare.
4388         * expr.c (copy_blkmode_to_reg): New function.
4389         (expand_assignment): Don't expand register RESULT_DECLs before
4390         the lhs.  Use copy_blkmode_to_reg to copy BLKmode values into a
4391         RESULT_DECL register.
4392         (expand_expr_real_1): Handle BLKmode decls when looking for promotion.
4393         * stmt.c (expand_return): Move BLKmode-to-register code into
4394         copy_blkmode_to_reg.
4395
4396 2011-10-11  Eric Botcazou  <ebotcazou@adacore.com>
4397
4398         PR target/49965
4399         * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
4400         (mov<F:mode>cc): Likewise.
4401
4402 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4403
4404         * tree-ssa-address.c (copy_ref_info): Remove copy of TREE_THIS_NOTRAP.
4405
4406 2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
4407
4408         * tree.h (built_in_decls): Delete old interface with two parallel
4409         arrays to hold standard builtin declarations, and replace it with
4410         a function based interface that can support creating builtins on
4411         the fly in the future.  Change all uses, and poison the old
4412         names.  Make sure 0 is not a legitimate builtin index.
4413         (implicit_built_in_decls): Ditto.
4414         (built_in_info): Ditto.
4415         (BUILTIN_VALID_P): Ditto.
4416         (builtin_decl_explicit): Ditto.
4417         (builtin_decl_implicit): Ditto.
4418         (set_builtin_decl): Ditto.
4419         (set_builtin_decl_implicit_p): Ditto.
4420         (builtin_decl_explicit_p): Ditto.
4421         (builtin_decl_implicit_p): Ditto.
4422         * tree-complex.c (expand_complex_libcall): Ditto.
4423         * tree-loop-distribution.c (generate_memset_zero): Ditto.
4424         * tree-ssa-strlen.c (get_string_length): Ditto.
4425         (handle_builtin_strcpy): Ditto.
4426         (handle_builtin_strcat): Ditto.
4427         * tree.c (iterative_hash_expr): Ditto.
4428         (local_define_builtin): Ditto.
4429         (build_common_builtin_nodes): Ditto.
4430         * builtins.c (built_in_decls): Ditto.
4431         (implicit_built_in_decls): Ditto.
4432         (built_in_info): Ditto
4433         (expand_builtin_classify_type): Ditto.
4434         (mathfn_built_in_1): Ditto.
4435         (expand_builtin_cexpi): Ditto.
4436         (expand_builtin_mempcpy_args): Ditto.
4437         (expand_builtin_stpcpy): Ditto.
4438         (gimplify_va_arg_expr): Ditto.
4439         (expand_builtin_sync_operation): Ditto.
4440         (build_builtin_expect_predicate): Ditto.
4441         (fold_builtin_memory_op): Ditto.
4442         (fold_builtin_strcpy): Ditto.
4443         (fold_builtin_stpcpy): Ditto.
4444         (fold_builtin_strncpy): Ditto.
4445         (fold_builtin_interclass_mathfn): Ditto.
4446         (fold_builtin_classify): Ditto.
4447         (fold_builtin_2): Ditto.
4448         (fold_builtin_strstr): Ditto.
4449         (fold_builtin_strrchr): Ditto.
4450         (fold_builtin_strpbrk): Ditto.
4451         (fold_builtin_strcat): Ditto.
4452         (fold_builtin_strncat): Ditto.
4453         (fold_builtin_strcspn): Ditto.
4454         (fold_builtin_fputs): Ditto.
4455         (fold_builtin_sprintf): Ditto.
4456         (fold_builtin_snprintf): Ditto.
4457         (expand_builtin_memory_chk): Ditto.
4458         (fold_builtin_memory_chk): Ditto.
4459         (fold_builtin_stxcpy_chk): Ditto.
4460         (fold_builtin_strncpy_chk): Ditto.
4461         (fold_builtin_strcat_chk): Ditto.
4462         (fold_builtin_strncat_chk): Ditto.
4463         (fold_builtin_sprintf_chk_1): Ditto.
4464         (fold_builtin_snprintf_chk_1): Ditto.
4465         (fold_builtin_printf): Ditto.
4466         (fold_builtin_fprintf): Ditto.
4467         (fold_call_stmt): Ditto.
4468         (set_builtin_user_assembler_name): Ditto.
4469         * tree-emutls.c (emutls_common_1): Ditto.
4470         * omp-low.c (scan_omp): Ditto.
4471         (lower_rec_input_clauses): Ditto.
4472         (lower_reduction_clauses): Ditto.
4473         (expand_parallel_call): Ditto.
4474         (expand_task_call): Ditto.
4475         (maybe_catch_exception): Ditto.
4476         (optimize_omp_library_calls): Ditto.
4477         (expand_omp_for_generic): Ditto.
4478         (expand_omp_for_static_nochunk): Ditto.
4479         (expand_omp_for_static_chunk): Ditto.
4480         (expand_omp_sections): Ditto.
4481         (expand_omp_atomic_fetch_op): Ditto.
4482         (expand_omp_atomic_pipeline): Ditto.
4483         (expand_omp_atomic_mutex): Ditto.
4484         (lower_omp_single_simple): Ditto.
4485         (lower_omp_single_copy): Ditto.
4486         (lower_omp_master): Ditto.
4487         (lower_omp_ordered): Ditto.
4488         (lower_omp_critical): Ditto.
4489         * tree-ssa-ccp.c (optimize_stdarg_builtin): Ditto.
4490         * builtins.c (DEF_BUILTIN_STUB): Ditto.
4491         (BUILT_IN_NONE): Ditto.
4492         * tree-ssa-math-opts.c (execute_optimize_bswap): Ditto.
4493         * gimple-low.c (lower_function_body): Ditto.
4494         (lower_builtin_setjmp): Ditto.
4495         * c-decl.c (merge_decls): Ditto.
4496         * tree-eh.c (lower_resx): Ditto.
4497         (lower_resx): Ditto.
4498         (lower_eh_dispatch): Ditto.
4499         * function (gimplify_parameters): Ditto.
4500         * c-typeck.c (build_function_call_vec): Ditto.
4501         * gimplify.c (build_stack_save_restore): Ditto.
4502         (gimplify_vla_decl): Ditto.
4503         (gimplify_modify_expr_to_memcpy): Ditto.
4504         (gimplify_modify_expr_to_memset): Ditto.
4505         (gimplify_variable_sized_compare): Ditto.
4506         (gimplify_function_tree): Ditto.
4507         * calls.c (emit_call_1): Ditto.
4508         * tree-ssa-forprop.c (simplify_builtin_call): Ditto.
4509         * tree-nested.c (convert_nl_goto_reference): Ditto.
4510         (convert_tramp_reference_op): Ditto.
4511         (finalize_nesting_tree_1): Ditto.
4512         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4513         (tree_ssa_prefetch_arrays): Ditto.
4514         * tree-streamer-in.c (streamer_get_builtin_tree): Ditto.
4515         * system.h (built_in_decls): Ditto.
4516         (implicit_built_in_decls): Ditto.
4517         * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4518         * config/sparc/sparc.c (sparc_gimplify_va_arg): Ditto.
4519         * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
4520         (ix86_veclibabi_svml): Ditto.
4521         (ix86_veclibabi_acml): Ditto.
4522         * config/vms/vms.c (vms_patch_builtins): Ditto.
4523         * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4524         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Ditto.
4525         (rs6000_builtin_vectorized_libmass): Ditto.
4526         (rs6000_init_builtins): Ditto.
4527         * config/darwin.c (darwin_override_options): Ditto.
4528         (darwin_patch_builtin): Ditto.
4529         (darwin_rename_builtins): Ditto.
4530         * config/pa/pa.c (pa_init_builtins): Ditto.
4531
4532 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4533
4534         * tree.h (copy_ref_info): Expose existing function.
4535         * tree-ssa-loop-ivopts.c (copy_ref_info): Move function to...
4536         * tree-ssa-address.c (copy_ref_info): ...here, and remove static token.
4537
4538 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
4539
4540         * config/avr/avr-protos.h (avr_mode_code_base_reg_class): New
4541         prototype.
4542         (avr_regno_mode_code_ok_for_base_p): New prototype.
4543         * config/avr/avr.h (BASE_REG_CLASS): Remove.
4544         (REGNO_OK_FOR_BASE_P): Remove.
4545         (REG_OK_FOR_BASE_NOSTRICT_P): Remove.
4546         (REG_OK_FOR_BASE_STRICT_P): Remove.
4547         (MODE_CODE_BASE_REG_CLASS): New define.
4548         (REGNO_MODE_CODE_OK_FOR_BASE_P): New define.
4549         * config/avr/avr.c (avr_mode_code_base_reg_class): New function.
4550         (avr_regno_mode_code_ok_for_base_p): New function.
4551         (avr_reg_ok_for_addr_p): New static function.
4552         (avr_legitimate_address_p): Use it.  Beautify.
4553
4554 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
4555
4556         PR target/50447
4557         * config/avr/avr.md (cc): Add out_plus attribute alternative.
4558         (addsi3): Use it.  Adapt avr_out_plus to new prototype.  Use
4559         avr_out_plus for all CONST_INT addends.
4560         * config/avr/avr-protos.h (avr_out_plus): Change prototype.
4561         * config/avr/avr.c (notice_update_cc): Call avr_out_plus on
4562         CC_OUT_PLUS.
4563         (avr_out_plus_1): Change prototype and report effect on cc0.
4564         (avr_out_plus): Ditto.
4565         (adjust_insn_length): Adapt call to avr_out_plus to new prototype.
4566
4567 2011-10-11  H.J. Lu  <hongjiu.lu@intel.com>
4568
4569         * config/i386/i386.c (ix86_expand_special_args_builtin): Remove
4570         the extra break.
4571
4572 2011-10-11  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
4573
4574         * doc/invoke.texi: Document new warning.
4575         * common.opt (Wvector-operation-performance): Define new warning.
4576         * tree-vect-generic.c (expand_vector_piecewise): Warn about expanded
4577         vector operation.
4578         (exapnd_vector_parallel): Warn about expanded vector operation.
4579         (lower_vec_shuffle): Warn about expanded vector operation.
4580         * c-typeck.c (c_build_vec_perm_expr): Store correct location
4581         when creating VEC_PERM_EXPR.
4582
4583 2011-10-11  Richard Guenther  <rguenther@suse.de>
4584
4585         PR tree-optimization/50204
4586         * tree-ssa-alias.c (get_continuation_for_phi_1): Split out
4587         two argument handling from ...
4588         (get_continuation_for_phi): ... here.  Handle arbitrary number
4589         of PHI args.
4590
4591 2011-10-11  Richard Sandiford  <richard.sandiford@linaro.org>
4592
4593         * modulo-sched.c: Fix comment typo.  Mention the possibility
4594         of using scheduling windows of II+1 cycles.
4595
4596 2011-10-11  Tristan Gingold  <gingold@adacore.com>
4597
4598         * doc/invoke.texi (C Dialect Options): Document
4599         -fallow-parameterless-variadic-functions.
4600         * c-parser.c (c_parser_parms_list_declarator): Handle it.
4601
4602 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4603
4604         * config/avr/avr.c (avr_option_override): Set flag_omit_frame_pointer
4605         to 0 if frame pointer is needed for unwinding.
4606
4607 2011-10-10  Uros Bizjak  <ubizjak@gmail.com>
4608
4609         PR bootstrap/50665
4610         * optabs.h (DOI_vec_perm): Rename from OTI_vec_perm.  Move from enum
4611         optab_index to enum direct_optab_index.
4612         (vec_perm_optab): Update.
4613
4614 2011-10-10  Anatoly Sokolov  <aesok@post.ru>
4615
4616         * config/cris/cris.c (cris_preferred_reload_class): New function.
4617         (TARGET_PREFERRED_RELOAD_CLASS): Define.
4618         * config/cris/cris.h (PREFERRED_RELOAD_CLASS): Remove.
4619
4620 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4621
4622         * config/avr/avr.md (*tablejump_rjmp): Change insn condition to
4623         !AVR_HAVE_JMP_CALL.
4624         (*tablejump_lib): Change insn condition to AVR_HAVE_JMP_CALL.
4625         (*tablejump_enh, *tablejump): Remove insns.
4626         * config/avr/libgcc.S (__tablejump__): Use RET instead of EIND +
4627         EIJMP for indirect jump.  Use LPM Z+ where available.
4628
4629 2011-10-10  Richard Henderson  <rth@redhat.com>
4630
4631         * doc/md.texi (vec_perm_const): Fix typo in cindex.
4632
4633 2011-10-10  Kirill Yukhin  <kirill.yukhin@intel.com>
4634             Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
4635
4636         * config/i386/sse.md (fma_fnmsub_<mode>): Fix a typo.
4637
4638 2011-10-10  Richard Guenther  <rguenther@suse.de>
4639
4640         PR middle-end/50389
4641         * gimple-fold.c (gimplify_and_update_call_from_tree): Do not
4642         mark symbols for renaming.  Append the VUSE to all statements
4643         that possibly can have one.
4644
4645 2011-10-10  Richard Guenther  <rguenther@suse.de>
4646
4647         * ipa-split.c (pass_split_functions): Add verification TODOs.
4648         (pass_feedback_split_functions): Likewise.
4649
4650 2011-10-10  Richard Guenther  <rguenther@suse.de>
4651
4652         PR middle-end/50195
4653         * fold-const.c (fold_binary_loc): Canonicalize x*x to pow (x, 2)
4654         only when optimizing.
4655
4656 2011-10-10  Nick Clifton  <nickc@redhat.com>
4657
4658         PR middle-end/49801
4659         * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
4660         df_get_live_out instead of accessing the bitmaps directly.
4661         (execute_compare_elim_after_reload): Remove calls to df_set_flags,
4662         df_live_add_problem and df_analyze.
4663
4664 2011-10-10  Michael Matz  <matz@suse.de>
4665
4666         PR middle-end/50638
4667         * tree-emutls.c (gen_emutls_addr): Call add_referenced_var.
4668
4669 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4670
4671         * modulo-sched.c (ps_reg_move_info): Add num_consecutive_stages.
4672         (SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES): Delete.
4673         (node_sched_params): Remove first_reg_move and nreg_moves.
4674         (ps_num_consecutive_stages, extend_node_sched_params): New functions.
4675         (update_node_sched_params): Move up file.
4676         (print_node_sched_params): Print the stage.  Don't dump info related
4677         to first_reg_move and nreg_moves.
4678         (set_columns_for_row): New function.
4679         (set_columns_for_ps): Move up file and use set_columns_for_row.
4680         (schedule_reg_move): New function.
4681         (schedule_reg_moves): Call extend_node_sched_params and
4682         schedule_reg_move.  Extend size of uses bitmap.  Initialize
4683         num_consecutive_stages.  Return false if a move could not be
4684         scheduled.
4685         (apply_reg_moves): Don't emit moves here.
4686         (permute_partial_schedule): Handle register moves.
4687         (duplicate_insns_of_cycles): Remove for_prolog.  Emit moves according
4688         to the same stage-count test as ddg nodes.
4689         (generate_prolog_epilog): Update calls accordingly.
4690         (sms_schedule): Allow move-scheduling to add a new first stage.
4691
4692 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4693
4694         * modulo-sched.c (ps_insn): Adjust comment.
4695         (ps_reg_move_info): New structure.
4696         (partial_schedule): Add reg_moves field.
4697         (SCHED_PARAMS): Use node_sched_param_vec instead of node_sched_params.
4698         (node_sched_params): Turn first_reg_move into an identifier.
4699         (ps_reg_move): New function.
4700         (ps_rtl_insn): Cope with register moves.
4701         (ps_first_note): Adjust comment and assert that the instruction
4702         isn't a register move.
4703         (node_sched_params): Replace with...
4704         (node_sched_param_vec): ...this vector.
4705         (set_node_sched_params): Adjust accordingly.
4706         (print_node_sched_params): Take a partial schedule instead of a ddg.
4707         Use ps_rtl_insn and ps_reg_move.
4708         (generate_reg_moves): Rename to...
4709         (schedule_reg_moves): ...this.  Remove rescan parameter.  Record each
4710         move in the partial schedule, but don't emit it here.  Don't perform
4711         register substitutions here either.
4712         (apply_reg_moves): New function.
4713         (duplicate_insns_of_cycles): Use register indices directly,
4714         rather than finding instructions using PREV_INSN.  Use ps_reg_move.
4715         (sms_schedule): Call schedule_reg_moves before committing to
4716         a partial schedule.   Try the next ii if the schedule fails.
4717         Use apply_reg_moves instead of generate_reg_moves.  Adjust
4718         call to print_node_sched_params.  Free node_sched_param_vec
4719         instead of node_sched_params.
4720         (create_partial_schedule): Initialize reg_moves.
4721         (free_partial_schedule): Free reg_moves.
4722
4723 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4724
4725         * modulo-sched.c (ps_insn): Replace node field with an identifier.
4726         (SCHED_ASAP): Replace with..
4727         (NODE_ASAP): ...this macro.
4728         (SCHED_PARAMS): New macro.
4729         (SCHED_TIME, SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES, SCHED_ROW)
4730         (SCHED_STAGE, SCHED_COLUMN): Redefine using SCHED_PARAMS.
4731         (node_sched_params): Remove asap.
4732         (ps_rtl_insn, ps_first_note): New functions.
4733         (set_node_sched_params): Use XCNEWVEC.  Don't copy across the
4734         asap values.
4735         (print_node_sched_params): Use SCHED_PARAMS and NODE_ASAP.
4736         (generate_reg_moves): Pass ids to the SCHED_* macros.
4737         (update_node_sched_params): Take a ps insn identifier rather than
4738         a node as parameter.  Use ps_rtl_insn.
4739         (set_columns_for_ps): Update for above field and SCHED_* macro changes.
4740         (permute_partial_schedule): Use ps_rtl_insn and ps_first_note.
4741         (optimize_sc): Update for above field and SCHED_* macro changes.
4742         Update calls to try_scheduling_node_in_cycle and
4743         update_node_sched_params.
4744         (duplicate_insns_of_cycles): Adjust for above field and SCHED_*
4745         macro changes.  Use ps_rtl_insn and ps_first_note.
4746         (sms_schedule): Pass ids to the SCHED_* macros.
4747         (get_sched_window): Adjust for above field and SCHED_* macro changes.
4748         Use NODE_ASAP instead of SCHED_ASAP.
4749         (try_scheduling_node_in_cycle): Remove node parameter.  Update
4750         call to ps_add_node_check_conflicts.  Pass ids to the SCHED_* macros.
4751         (sms_schedule_by_order): Update call to try_scheduling_node_in_cycle.
4752         (ps_insert_empty_row): Adjust for above field changes.
4753         (compute_split_row): Use ids rather than nodes.
4754         (verify_partial_schedule): Adjust for above field changes.
4755         (print_partial_schedule): Use ps_rtl_insn.
4756         (create_ps_insn): Take an id rather than a node.
4757         (ps_insn_find_column): Adjust for above field changes.
4758         Use ps_rtl_insn.
4759         (ps_insn_advance_column): Adjust for above field changes.
4760         (add_node_to_ps): Remove node parameter.  Update call to
4761         create_ps_insn.
4762         (ps_has_conflicts): Use ps_rtl_insn.
4763         (ps_add_node_check_conflicts): Replace node parameter than an id.
4764
4765 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4766
4767         * modulo-sched.c (undo_replace_buff_elem): Delete.
4768         (generate_reg_moves): Don't build and return an undo list.
4769         (free_undo_replace_buff): Delete.
4770         (sms_schedule): Adjust call to generate_reg_moves.
4771         Don't call free_undo_replace_buff.
4772
4773 2011-10-10  Matthias Klose <doko@ubuntu.com>
4774
4775         * common/config/m32c: Remove empty directory.
4776
4777 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4778
4779         * config/avr/avr.md (*mulhi3_enh): Treat squaring smarter.
4780
4781 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4782
4783         PR target/50652
4784         * config/avr/avr-mcus.def (AVR_MCU): Set .data_section_start of
4785         atmega164a to 0x100.
4786
4787 2011-10-09  Eric Botcazou  <ebotcazou@adacore.com>
4788
4789         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Do not make
4790         the replacement if the conversion to the LHS type is not useless.
4791
4792 2011-10-09  Ira Rosen  <ira.rosen@linaro.org>
4793
4794         PR tree-optimization/50635
4795         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add
4796         DEF_STMT to the list of statements to be replaced by the
4797         pattern statements.
4798         (vect_handle_widen_mult_by_const): Don't check TYPE_OUT.
4799
4800 2011-10-09  Anatoly Sokolov  <aesok@post.ru>
4801
4802         * system.h: Commit forgotten hunk in previous patch.
4803         (OUTPUT_ADDR_CONST_EXTRA): Poison.
4804
4805 2011-10-08  Nicola Pero  <nicola.pero@meta-innovation.com>
4806
4807         PR libobjc/50428
4808         * doc/objc.texi (Garbage Collection): Updated example to protect
4809         +initialize against execution in subclasses.
4810
4811 2011-10-07  Richard Henderson  <rth@redhat.com>
4812
4813         * doc/extend.texi (__builtin_shuffle): Improve the description to
4814         include the modulus of the selector.  Mention OpenCL.
4815         * doc/md.texi (vec_perm, vec_perm_const): Document named patterns.
4816
4817         * tree.def (VEC_PERM_EXPR): Rename from VEC_SHUFFLE_EXPR.
4818         * genopinit.c (optabs): Rename vshuffle to vec_perm.
4819         * c-typeck.c (c_build_vec_perm_expr): Rename from
4820         c_build_vec_shuffle_expr.  Update for name changes.
4821         * optabs.c (expand_vec_perm_expr_p): Rename from
4822         expand_vec_shuffle_expr_p.
4823         (expand_vec_perm_expr): Rename from expand_vec_shuffle_expr.
4824         * optabs.h (OTI_vec_perm): Rename from DOI_vshuffle.
4825         (vec_perm_optab): Rename from vshuffle_optab.
4826         * expr.c, gimple-pretty-print.c, gimple.c, gimplify.c,
4827         c-tree.h, c-parser.c, tree-cfg.c, tree-inline.c, tree-pretty-print.c,
4828         tree-ssa-operands.c, tree-vect-generic.c: Update for name changes.
4829
4830         * config/i386/i386.c (ix86_expand_vec_perm): Rename from
4831         ix86_expand_vshuffle.
4832         * config/i386/i386-protos.h: Update.
4833         * config/i386/sse.md (VEC_PERM_AVX2): Rename from VSHUFFLE_AVX2.
4834         (vec_perm<VEC_PERM_AVX2>): Rename from vshuffle<VSHUFFLE_AVX2>.
4835
4836 2011-10-07  Richard Henderson  <rth@redhat.com>
4837
4838         * config/i386/predicates.md (avx2_pblendw_operand): New.
4839         * config/i386/sse.md (sse4_1_pblendw): Un-macroize.
4840         (avx2_pblendw, *avx2_pblendw): New expander and insn.
4841
4842 2011-10-07  Richard Henderson  <rth@redhat.com>
4843
4844         * config/i386/i386.c (bdesc_args): Update code for
4845         __builtin_ia32_palignr256.  Change type of __builtin_ia32_pslldqi256,
4846         and __builtin_ia32_psrldqi256 to V4DI_FTYPE_V4DI_INT_CONVERT.
4847         (ix86_expand_args_builtin): Handle V4DI_FTYPE_V4DI_INT_CONVERT.
4848         * config/i386/sse.md (mode iterator V16): Add V2TI.
4849         (mode iterator SSESCALARMODE): Use V2TI not V4DI.
4850         (mode attr ssse3_avx2): Add V2TI.
4851         (avx2_lshrqv4di3, avx2_lshlqv4di3): Remove.
4852
4853 2011-10-07  David S. Miller  <davem@davemloft.net>
4854
4855         PR 50655
4856         * configure.ac: Add .register directives to VIS3 test.
4857         * configure: Regenerate.
4858
4859 2011-10-07  Richard Henderson  <rth@redhat.com>
4860
4861         * config.gcc (x86_64-*): Add core-avx-i, core-avx2 for with_cpu.
4862
4863 2011-10-07  Richard Henderson  <rth@redhat.com>
4864
4865         PR 49752
4866         * fold-const.c (fold_checksum_tree): Remove out-of-date assert.
4867
4868 2011-10-07  Andrew Stubbs  <ams@codesourcery.com>
4869
4870         * config/arm/predicates.md (shift_amount_operand): Remove constant
4871         range check.
4872         (shift_operator): Check range of constants for all shift operators.
4873
4874 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4875
4876         * config/s390/s390.c (s390_emit_tls_call_insn): Remove assertion.
4877         Load GOT pointer for non-pic builds.
4878         (s390_load_got): Replace pic_offset_table_rtx with hardcoded r12.
4879         (s390_emit_call): Likewise.
4880
4881 2011-10-07  Tom de Vries  <tom@codesourcery.com>
4882
4883         PR middle-end/50527
4884         * tree.c (build_common_builtin_nodes): Add local_define_builtin for
4885         BUILT_IN_ALLOCA_WITH_ALIGN.  Mark that BUILT_IN_ALLOCA_WITH_ALIGN can
4886         throw.
4887         * builtins.c (expand_builtin_alloca): Handle BUILT_IN_ALLOCA_WITH_ALIGN
4888         arglist.  Set align for BUILT_IN_ALLOCA_WITH_ALIGN.
4889         (expand_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4890         (is_inexpensive_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4891         * tree-ssa-ccp.c (evaluate_stmt): Set align for
4892         BUILT_IN_ALLOCA_WITH_ALIGN.
4893         (fold_builtin_alloca_for_var): Rename to ...
4894         (fold_builtin_alloca_with_align): Set DECL_ALIGN from 2nd
4895         BUILT_IN_ALLOCA_WITH_ALIGN argument.
4896         (ccp_fold_stmt): Try folding BUILT_IN_ALLOCA_WITH_ALIGN using
4897         fold_builtin_alloca_with_align.
4898         (optimize_stack_restore): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4899         * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN): Declare using
4900         DEF_BUILTIN_STUB.
4901         * ipa-pure-const.c (special_builtin_state): Handle
4902         BUILT_IN_ALLOCA_WITH_ALIGN.
4903         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1)
4904         (call_may_clobber_ref_p_1): Same.
4905         * function.c (gimplify_parameters): Lower vla to
4906         BUILT_IN_ALLOCA_WITH_ALIGN.
4907         * gimplify.c (gimplify_vla_decl): Same.
4908         * cfgexpand.c (expand_call_stmt): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
4909         * tree-mudflap.c (mf_xform_statements): Same.
4910         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
4911         (mark_all_reaching_defs_necessary_1, propagate_necessity): Same.
4912         * varasm.c (incorporeal_function_p): Same.
4913         * tree-object-size.c (alloc_object_size): Same.
4914         * gimple.c (gimple_build_call_from_tree): Same.
4915
4916 2011-10-07  Bernd Schmidt  <bernds@codesourcery.com>
4917
4918         * function.c (frame_required_for_rtx): Remove function.
4919         (requires_stack_frame_p): New arg set_up_by_prologue.  All callers
4920         changed.  Compute a set of mentioned registers and compare against
4921         the new arg rather than calling frame_required_for_rtx.
4922         (thread_prologue_and_epilogue_insns): Compute the set_up_by_prologue
4923         reg set.  Convert the unconverted_simple_returns mechanism to store
4924         jump insns rather than their basic blocks.  Also check the
4925         orig_entry_edge destination for new blocks.
4926
4927 2011-10-07  Jakub Jelinek  <jakub@redhat.com>
4928
4929         PR tree-optimization/50650
4930         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): Don't
4931         call vect_is_simple_cond here, instead fail if cond_expr isn't
4932         COMPARISON_CLASS_P or if get_vectype_for_scalar_type returns NULL
4933         for cond_expr's first operand.
4934         * tree-vect-stmts.c (vect_is_simple_cond): Static again.
4935         * tree-vectorizer.h (vect_is_simple_cond): Remove prototype.
4936
4937 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4938
4939         * config/s390/s390.md (DWH, dwh): New mode macros.
4940         ("umulsidi3"): Extend to support "umulditi3" as well.
4941
4942 2011-10-07  Uros Bizjak  <ubizjak@gmail.com>
4943             H.J. Lu  <hongjiu.lu@intel.com>
4944
4945         PR target/50603
4946         * config/i386/i386.c (ix86_fixup_binary_operands): Force src2 of
4947         integer PLUS RTX to a register to improve address combine.
4948
4949 2011-10-06  Richard Henderson  <rth@redhat.com>
4950
4951         * combine-stack-adjust.c (maybe_move_args_size_note): Add after
4952         parameter; use it to decide whether to merge two notes.
4953         (combine_stack_adjustments_for_block): Use maybe_move_args_size_note
4954         for the deallocation case as well.
4955
4956 2011-10-06  Anatoly Sokolov  <aesok@post.ru>
4957
4958         * system.h (OUTPUT_ADDR_CONST_EXTRA): Poison.
4959         * doc/tm.texi.in (OUTPUT_ADDR_CONST_EXTRA): Remove documentation.
4960         * doc/tm.texi: Regenerate.
4961         * target.def (output_addr_const_extra): Use
4962         hook_bool_FILEptr_rtx_false.
4963         * targhooks.c (default_asm_output_addr_const_extra): Remove.
4964         * targhooks.h (default_asm_output_addr_const_extra): Remove.
4965         * hooks.c (hook_bool_FILEptr_rtx_false): New functions.
4966         * hooks.h (hook_bool_FILEptr_rtx_false): Declare.
4967
4968 2011-10-06  David S. Miller  <davem@davemloft.net>
4969
4970         * config/sparc/sparc.md (popcount<mode>2, clz<mode>2): Split up into...
4971         (popcountdi2, popcountsi2, clzdi2, clzsi2): Explicit expanders, in the
4972         SI mode 64-bit code gen case explicitly zero-extend and truncate.
4973         (*popcount<mode>_sp64): Split up into...
4974         (*popcountdi_sp64, *popcountsi_64): Explicit instantiations, and in the
4975         SImode case use truncate.
4976         (*clzsi_sp64): Rewrite to use truncate, and let the expander emit the
4977         subtract so the compiler can optimize it.
4978         (SIDI): Remove unused mode iterator.
4979
4980 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
4981
4982         * function.c (thread_prologue_and_epilogue_insns): Emit split prologue
4983         on the orig_entry_edge. Don't account for it in prologue_clobbered.
4984
4985 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
4986
4987         PR tree-optimization/50596
4988         * tree-vectorizer.h (vect_is_simple_cond): New prototype.
4989         (NUM_PATTERNS): Change to 6.
4990         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): New
4991         function.
4992         (vect_vect_recog_func_ptrs): Add vect_recog_mixed_size_cond_pattern.
4993         (vect_mark_pattern_stmts): Don't create stmt_vinfo for def_stmt
4994         if it already has one, and don't set STMT_VINFO_VECTYPE in it
4995         if it is already set.
4996         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Handle
4997         COND_EXPR in pattern stmts.
4998         (vect_is_simple_cond): No longer static.
4999
5000 2001-10-06  Richard Henderson  <rth@redhat.com>
5001
5002         * config/i386/i386.c (ix86_expand_vshuffle): Add AVX2 support.
5003         * config/i386/sse.md (sseshuffint): Remove.
5004         (sseintvecmode): Support V16HI, V8HI, V32QI, V16QI.
5005         (VSHUFFLE_AVX2): New mode iterator.
5006         (vshuffle<mode>): Use it.
5007         (avx_vec_concat<V_256>): Rename from *vec_concat<V_256>_avx.
5008
5009         * config/i386/i386.c (ix86_expand_sse_movcc): Use correct mode
5010         for vector_all_ones_operand.
5011         (ix86_expand_int_vcond): Distinguish between comparison mode
5012         and data mode.  Allow them to differ.
5013         (ix86_expand_vshuffle): Don't force data mode to match maskmode.
5014
5015 2001-10-06  Richard Henderson  <rth@redhat.com>
5016
5017         * optabs.c (expand_vec_shuffle_expr): Use the proper mode for the
5018         mask operand.  Tidy the code.
5019
5020 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
5021
5022         * tree-vect-patterns.c (vect_pattern_recog_1): Use
5023         vect_recog_func_ptr typedef for the first argument.
5024         (vect_pattern_recog): Rename vect_recog_func_ptr variable
5025         to vect_recog_func, use vect_recog_func_ptr typedef for it.
5026
5027         PR tree-optimization/49279
5028         * tree-ssa-structalias.c (find_func_aliases): Don't handle
5029         CAST_RESTRICT.
5030         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Allow
5031         restrict propagation.
5032         * tree-ssa.c (useless_type_conversion_p): Don't return false
5033         if TYPE_RESTRICT differs.
5034
5035 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
5036
5037         * function.c (thread_prologue_and_epilogue_insns): Build a vector
5038         of unconverted simple return blocks rather than trying to
5039         recompute them later based on bb_flags bitmap tests.
5040
5041 2011-10-06  Michael Matz  <matz@suse.de>
5042
5043         * tree-flow.h (get_var_ann): Don't declare.
5044         * tree-flow-inline.h (get_var_ann): Remove.
5045         (set_is_used): Use var_ann, not get_var_ann.
5046         * tree-dfa.c (add_referenced_var): Inline body of get_var_ann.
5047         * tree-profile.c (gimple_gen_edge_profiler): Call
5048         find_referenced_var_in.
5049         (gimple_gen_interval_profiler): Ditto.
5050         (gimple_gen_pow2_profiler): Ditto.
5051         (gimple_gen_one_value_profiler): Ditto.
5052         (gimple_gen_average_profiler): Ditto.
5053         (gimple_gen_ior_profiler): Ditto.
5054         (gimple_gen_ic_profiler): Ditto plus call add_referenced_var.
5055         (gimple_gen_ic_func_profiler): Call add_referenced_var.
5056         * tree-mudflap.c (execute_mudflap_function_ops): Call
5057         add_referenced_var.
5058
5059 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
5060
5061         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): For lhs
5062         don't set SSA_NAME_DEF_STMT that has been already set by
5063         gimple_build_assign_with_ops.
5064         (vect_recog_pow_pattern, vect_recog_widen_sum_pattern,
5065         vect_operation_fits_smaller_type, vect_recog_over_widening_pattern):
5066         Likewise.
5067
5068         * tree.h (avoid_folding_inline_builtin): New prototype.
5069         * builtins.c (avoid_folding_inline_builtin): No longer static.
5070         * gimple-fold.c (gimple_fold_builtin): Give up if
5071         avoid_folding_inline_builtin returns true.
5072
5073 2011-10-06  Richard Guenther  <rguenther@suse.de>
5074
5075         * tree-vect-generic.c (vector_element): Look at previous
5076         generated results.
5077
5078 2011-10-06  David Edelsohn  <dje.gcc@gmail.com>
5079
5080         PR target/39950
5081         * config/rs6000/aix.h (TARGET_OS_AIX_CPP_BUILTINS): Define
5082         __powerpc__, __PPC__, __unix__.
5083
5084 2011-10-06  Michael Matz  <matz@suse.de>
5085
5086         * i386/i386.opt (recip_mask, recip_mask_explicit,
5087         x_recip_mask_explicit): New variables and cl_target member.
5088         (mrecip=): New option.
5089         * i386/i386.h (RECIP_MASK_DIV, RECIP_MASK_SQRT, RECIP_MASK_VEC_DIV,
5090         RECIP_MASK_VEC_SQRT, RECIP_MASK_ALL, RECIP_MASK_NONE): New bitmasks.
5091         (TARGET_RECIP_DIV, TARGET_RECIP_SQRT, TARGET_RECIP_VEC_DIV,
5092         TARGET_RECIP_VEC_SQRT): New tests.
5093         * i386/i386.md (divsf3): Check TARGET_RECIP_DIV.
5094         (sqrt<mode>2): Check TARGET_RECIP_SQRT.
5095         * i386/sse.md (div<mode>3): Check TARGET_RECIP_VEC_DIV.
5096         (sqrt<mode>2): Check TARGET_RECIP_VEC_SQRT.
5097         * i386/i386.c (ix86_option_override_internal): Set recip_mask
5098         for -mrecip and -mrecip=options.
5099         (ix86_function_specific_save): Save recip_mask_explicit.
5100         (ix86_function_specific_restore): Restore recip_mask_explicit.
5101
5102         * doc/invoke.texi (ix86 Options): Document the new option.
5103
5104 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
5105
5106         PR target/49049
5107         * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
5108
5109 2011-10-06  Ulrich Weigand  <ulrich.weigand@linaro.org>
5110
5111         PR target/50305
5112         * config/arm/arm.c (arm_legitimize_reload_address): Recognize
5113         output of a previous pass through legitimize_reload_address.
5114         Do not attempt to optimize addresses if the base register is
5115         equivalent to a constant.
5116
5117 2011-10-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5118
5119         * function.c (thread_prologue_and_epilogue_insns): Mark
5120         last_bb_active as possibly unused.  It is unused for targets which
5121         do neither have "return" nor "simple_return" expanders.
5122
5123 2011-10-06  Richard Guenther  <rguenther@suse.de>
5124
5125         * fold-const.c (fold_ternary_loc): Also fold non-constant
5126         vector CONSTRUCTORs.  Make more efficient.
5127         * tree-ssa-dom.c (cprop_operand): Don't handle virtual operands.
5128         (cprop_into_stmt): Don't propagate into virtual operands.
5129         (optimize_stmt): Really dump original statement.
5130
5131 2011-10-06  Nick Clifton  <nickc@redhat.com>
5132
5133         * config/rx/rx.md (smin3): Revert previous delta.
5134
5135 2011-10-06  Richard Guenther  <rguenther@suse.de>
5136
5137         PR tree-optimization/38884
5138         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial
5139         reads from aggregate SSA names.
5140
5141 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
5142
5143         * tree-vect-patterns.c (vect_pattern_recog_1): Add stmts_to_replace
5144         argument, truncate it at the beginning instead of allocating there
5145         and freeing at the end.
5146         (vect_pattern_recog): Allocate stmts_to_replace here and free at end,
5147         pass its address to vect_pattern_recog_1.
5148
5149 2011-10-05  David S. Miller  <davem@davemloft.net>
5150
5151         * config/sparc/sparc.opt (POPC): New option.
5152         * doc/invoke.texi: Document it.
5153         * config/sparc/sparc.c (sparc_option_override): Enable MASK_POPC by
5154         default on Niagara-2 and later.
5155         * config/sparc/sparc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5156         * config/sparc/sparc.md (SIDI): New mode iterator.
5157         (ffsdi2): Delete commented out pattern and comments.
5158         (popcount<mode>2, clz<mode>2): New expanders.
5159         (*popcount<mode>_sp64, popcountsi_v8plus, popcountdi_v8plus,
5160         *clzdi_sp64, clzdi_v8plus, *clzsi_sp64, clzsi_v8plus): New insns.
5161
5162 2011-10-06  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
5163
5164         PR middle-end/50607
5165         * c-tree.h (c_expr_t): New typedef for struct c_expr.
5166         (C_EXPR_APPEND): New macro.
5167         * c-parser.c (c_parser_get_builtin_args): Preserve
5168         original_tree_code of c_expr structure.
5169         (c_parser_postfix_expression): Adjust to the new function.
5170
5171 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5172
5173         * function.c (thread_prologue_and_epilogue_insns): Don't shrink-wrap
5174         if profiling after the prologue.
5175
5176 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
5177
5178         PR tree-optimization/50613
5179         * tree-ssa-strlen.c (find_equal_ptrs): If CASE_CONVERT
5180         operand is ADDR_EXPR, fallthru into ADDR_EXPR handling,
5181         and if it is neither that not SSA_NAME, give up.
5182
5183 2011-10-05  Richard Henderson  <rth@redhat.com>
5184
5185         * tree-vect-generic.c (vector_element): Never fail.  Use
5186         build_zero_cst.  Tidy up type references.
5187         (lower_vec_shuffle): Never fail.  Mask shuffle indicies.  Reduce
5188         code duplication.  Do update_stmt here ...
5189         (expand_vector_operations_1): ... not here.
5190
5191         * config/i386/i386.c (ix86_expand_vshuffle): Never fail.  Handle
5192         TARGET_XOP.  Fix pshufb constant vector creation.  Reduce code
5193         duplication.  Handle V2DI without SSE4.1.
5194         * config/i386/i386-protos.h (ix86_expand_vshuffle): Update decl.
5195         * config/i386/i386.md (vshuffle<V_128>): Remove assert for ok.
5196
5197 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
5198
5199         * config/i386/i386.c (distance_non_agu_define): Simplify calculation
5200         of "found".  Simplify return value calculation.
5201         (distance_agu_use): Ditto.
5202
5203 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5204
5205         PR bootstrap/50621
5206         * config/i386/i386.c (ix86_add_cfa_restore_note): Omit notes only
5207         if the function was not shrink-wrapped.
5208         (ix86_expand_epilogue): Ensure queued cfa_adjust notes are attached
5209         to an insn.
5210         * function.c (thread_prologue_and_epilogue_insns): Make sure the
5211         shrink_wrapped flag is set even if there is no dump file.
5212
5213 2011-10-05  DJ Delorie  <dj@redhat.com>
5214             Nick Clifton  <nickc@redhat.com>
5215
5216         * config/rx/rx.opt (mpid): Define.
5217         * config/rx/t-rx (MULTILIB_OPTIONS): Add -mpid
5218         (MULTILIB_DIRNAMES): Add pid.
5219         * config/rx/rx.c (rx_gp_base_regnum_val, rx_pid_base_regnum_val)
5220         (rx_num_interrupt_regs): New variable.
5221         (rx_gp_base_regnum): New function.  Returns the number of the
5222         small data area register.
5223         (rx_pid_base_regnum): New function.  Returns the number of the pid
5224         base register.
5225         (rx_decl_for_addr): New function.  Returns the symbolic part of a MEM.
5226         (rx_pid_data_operand): New function.  Returns whether an object is
5227         in the position independent data area.
5228         (rx_legitimize_address): New function.  Puts undecided PID
5229         objects in the PID data area.
5230         (rx_is_legitimate_address): Add support for PID operands.
5231         (rx_print_operand_address): Likewise.
5232         (rx_print_operand): Likewise.
5233         (rx_maybe_pidify_operand): New function.  Determine if an operand
5234         is suitable for PID addressing.
5235         (rx_gen_move_template): Add PID support.
5236         (rx_conditional_register_usage): Likewise.
5237         (rx_option_override): Initialise rx_num_interrupt_regs.
5238         (rx_is_legitimate_constant): Add support for PID constants.
5239         (TARGET_LEGITIMIZE_ADDRESS): Define.
5240         * config/rx/constraints.md (Rpid): Define.
5241         (Rpda): Define.
5242         * config/rx/rx.md (UNSPEC_PID_ADDR): Define.
5243         (tablejump): Add PID support.
5244         (mov<>): Likewise.
5245         (mov<>_internal): Likewise.
5246         (addsi3): Convert to an expander.  Add PID support.
5247         (pid_addr): New pattern.
5248         * config/rx/rx.h (CPP_SPEC): Define.
5249         (ASM_SPEC): Pass -mpid and -mint-register on to assembler.
5250         (CASE_VECTOR_PC_RELATIVE): Define.
5251         (JUMP_TABLES_IN_TEXT_SECTION): Enable for PID mode.
5252         * config/rx/rx-protos.h (rx_maybe_pidify_operand): Prototype.
5253         * doc/invoke.texi (RX Options): Document -mpid command line option.
5254
5255 2011-10-05  Richard Guenther  <rguenther@suse.de>
5256
5257         PR tree-optimization/38885
5258         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial reads
5259         from constants.
5260
5261 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5262
5263         * doc/invoke.texi (-fshrink-wrap): Document.
5264         * opts.c (default_options_table): Add it.
5265         * common.opt (fshrink-wrap): Add.
5266         * function.c (emit_return_into_block): Remove useless declaration.
5267         (record_hard_reg_uses_1, record_hard_reg_uses, frame_required_for_rtx,
5268         requires_stack_frame_p, gen_return_pattern): New static functions.
5269         (emit_return_into_block): New arg simple_p.  All callers changed.
5270         Use gen_return_pattern.
5271         (thread_prologue_and_epilogue_insns): Implement shrink-wrapping.
5272         * config/i386/i386.md (return): Expand into a simple_return.
5273         (simple_return): New expander):
5274         (simple_return_internal, simple_return_internal_long,
5275         simple_return_pop_internal_long, simple_return_indirect_internal):
5276         Renamed from return_internal, return_internal_long,
5277         return_pop_internal_long and return_indirect_internal; changed to use
5278         simple_return.
5279         * config/i386/i386.c (ix86_expand_epilogue): Adjust to expand
5280         simple returns.
5281         (ix86_pad_returns): Likewise.
5282         * function.h (struct rtl_data): Add member shrink_wrapped.
5283         * cfgcleanup.c (outgoing_edges_match): If shrink-wrapped, edges that
5284         are not jumps or sibcalls can't be compared.
5285
5286 2011-10-05  Richard Guenther  <rguenther@suse.de>
5287
5288         * tree-ssa-sccvn.c (vn_get_expr_for): Handle CONSTRUCTOR of
5289         vector type.
5290         (simplify_unary_expression): Handle BIT_FIELD_REFs.
5291         (try_to_simplify): Handle BIT_FIELD_REFs.
5292
5293 2011-10-05  Georg-Johann Lay  <avr@gjlay.de>
5294
5295         * config/avr/avr-protos.h (avr_out_addto_sp): New prototype.
5296         * config/avr/avr.c (avr_out_addto_sp): New function.
5297         (adjust_insn_length): Handle ADJUST_LEN_ADDTO_SP.
5298         * config/avr/avr.md (adjust_len): Add "addto_sp".
5299         (*movhi_sp): Remove insn.
5300         (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): Merge to *addhi3_sp_R.
5301
5302 2011-10-05  Richard Guenther  <rguenther@suse.de>
5303
5304         * gimple-fold.c (gimple_fold_stmt_to_constant_1): For ternary ops
5305         with an embedded expression valueize and fold that as well.
5306         * tree-ssa-sccvn.c (try_to_simplify): Also allow SSA name
5307         results from gimple_fold_stmt_to_constant_1.
5308
5309 2011-10-05  Nick Clifton  <nickc@redhat.com>
5310
5311         * config/rx/rx.md (tablejump): Add missing label.
5312         (adddi3_internal): Mark operand 0 as early-clobbered.
5313         (smaxsi3): Revert previous delta.
5314         (adc_internal): Fix whitespace in generated asm.
5315         (adc_flags): Likewise.
5316
5317 2011-10-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5318
5319         * expmed.c (expand_mult_highpart_optab): Replace optab_handler
5320         with the new widening_optab_handler.
5321
5322 2011-10-05  Richard Guenther  <rguenther@suse.de>
5323
5324         PR tree-optimization/50609
5325         * gimple-fold.c (fold_array_ctor_reference): Also handle
5326         vector typed constructors.
5327         (fold_ctor_reference): Dispatch to fold_array_ctor_reference
5328         for vector typed constructors.
5329
5330 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
5331
5332         * config/i386/i386.c (ix86_emit_binop): New static function.
5333         (ix86_split_lea_for_addr): Use ix86_emit_binop to emit add and shl
5334         instructions.
5335         (x86_output_mi_thunk): Use ix86_emit_binop to emit add instructions.
5336
5337 2011-10-04  David S. Miller  <davem@davemloft.net>
5338
5339         * config/sparc/sparc.md (UNSPEC_FHADD, UNSPEC_FHSUB,
5340         UNSPEC_XMUL): New unspecs.
5341         (muldi3_v8plus): Use output_v8plus_mult.
5342         (*naddsf3, *nadddf3, *nmulsf3, *nmuldf3, *nmuldf3_extend):
5343         New VIS 3.0 combiner patterns.
5344         (fhaddsf_vis, fhadddf_vis, fhsubsf_vis, fhsubdf_vis,
5345         fnhaddsf_vis, fnhaddf_vis, umulxhi_vis, *umulxhi_sp64,
5346         umulxhi_v8plus, xmulx_vis, *xmulx_sp64, xmulx_v8plus,
5347         xmulxhi_vis, *xmulxhi_sp64, xmulxhi_v8plus): New VIS 3.0
5348         builtins patterns.
5349         * config/sparc/sparc.c (sparc_vis_init_builtins): Emit new builtins.
5350         (output_v8plus_mult): New function.
5351         * config/sparc/sparc-protos.h: Declare it.
5352         * config/sparc/visintrin.h (__vis_fhadds, __vis_fhaddd,
5353         __vis_fhsubs, __vis_fhsubd, __vis_fnhadds, __vis_fnhaddd,
5354         __vis_umulxhi, __vis_xmulx, __vis_xmulxhi): New intrinsics.
5355         * doc/extend.texi: Document new builtins.
5356
5357 2011-10-04  Richard Henderson  <rth@redhat.com>
5358
5359         * c-typeck.c (c_build_vec_shuffle_expr): Fix uninitialized variable.
5360         Avoid save_expr unless two_arguments.
5361
5362 2011-10-04  Ozkan Sezer  <sezeroz@gmail.com>
5363
5364         * config/i386/mingw-w64.h (CPP_SPEC): Rename _REENTRANCE to _REENTRANT.
5365         * config/i386/mingw32.h (CPP_SPEC): Likewise.
5366
5367 2011-10-04  David S. Miller  <davem@davemloft.net>
5368
5369         * config/sparc/driver-sparc.c (cpu_names): Fix string for supersparc
5370         under Linux.
5371
5372 2011-10-04  Jakub Jelinek  <jakub@redhat.com>
5373
5374         PR tree-optimization/50604
5375         * builtins.c (fold_builtin_strcpy, fold_builtin_stpcpy,
5376         fold_builtin_strncpy, fold_builtin_stxcpy_chk): Ensure
5377         last argument to memcpy has size_type_node type instead of ssizetype.
5378         * tree-ssa-strlen.c (handle_builtin_memcpy): Use size_type_node
5379         instead of TREE_TYPE (len) as type for newlen.
5380
5381         PR tree-optimization/50522
5382         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Don't test
5383         TYPE_RESTRICT.
5384         (ptr_derefs_may_alias_p): Call pt_solutions_same_restrict_base
5385         unconditionally.
5386
5387         * fold-const.c (fold_unary_loc): Don't optimize
5388         POINTER_PLUS_EXPR casted to TYPE_RESTRICT pointer by
5389         casting the inner pointer if it isn't TYPE_RESTRICT.
5390         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't through
5391         casts from non-TYPE_RESTRICT pointer to TYPE_RESTRICT pointer.
5392
5393 2011-10-04  Joseph Myers  <joseph@codesourcery.com>
5394
5395         * config.gcc (i[34567]86-*-elf*, x86_64-*-elf*): Use i386/t-crtstuff.
5396
5397 2011-10-04  Jan Hubicka  <jh@suse.cz>
5398
5399         * lto-streamer.h (lto_input_toplevel_asms): Add order_base parameter.
5400         * lto-streamer-in.c (lto_input_toplevel_asms): Stream in order.
5401         * lto-streamer-out.c (lto_output_toplevel_asms): Stream out order.
5402         * lto-cgraph.c (order_base): New static var.
5403         (lto_output_node): Stream in order.
5404         (lto_output_varpool_node): Stream out order.
5405         (input_node): Stream in order.
5406         (input_varpool_node): Stream out order.
5407         (input_cgraph_1): Initialize order base; update call of
5408         lto_input_toplevel_asms.
5409
5410 2011-10-04  Georg-Johann Lay  <avr@gjlay.de>
5411
5412         PR target/50566
5413         * config/avr/avr-protos.h (avr_legitimize_reload_address): New
5414         prototype.
5415         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Copy worker code
5416         from here...
5417         * config/avr/avr.c (avr_legitimize_reload_address) ...to this new
5418         function.  Log if avr_log.legitimize_reload_address.
5419
5420 2011-10-04  Eric Botcazou  <ebotcazou@adacore.com>
5421
5422         * config/sparc/sparc.c (sparc_fold_builtin): Use a sequence of tests.
5423
5424 2011-10-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5425
5426         * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
5427         variables.  Fix second operand of DR.  Swap inputs for sdiv_qrnnd.
5428
5429 2011-10-03  David S. Miller  <davem@davemloft.net>
5430
5431         * config/sparc/sparc.md (fpack16_vis, fpackfix_vis, fpack32_vis): Make
5432         GSR_REG an input operand to UNSPEC instead of a parallel USE.
5433         (faligndata<V64I:mode>_vis): Likewise and use DI mode.
5434         (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis, alignaddrldi_vis):
5435         Reference GSR_REG in DI mode, simplify convoluted expressions by using
5436         zero_extract.
5437         (bshuffle<V64I:mode>_vis): Reference GSR_REG in DI mode.
5438
5439 2011-10-03  Maxim Kuvyrkov  <maxim@codesourcery.com>
5440
5441         * tree-eh.c (remove_unreachable_handlers): Obvious cleanup.
5442
5443 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
5444             Ian Lance Taylor  <iant@google.com>
5445
5446         * godump.c (go_output_typedef): Support printing enum values that
5447         don't fit in a signed HOST_WIDE_INT.
5448
5449 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
5450
5451         * config/cris/cris.c (cris_output_addr_const_extra): Make static.
5452         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5453         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5454         * config/cris/cris-protos.h (cris_output_addr_const_extra): Remove.
5455
5456 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
5457
5458         * config/m68k/m68k.c (m68k_output_addr_const_extra): Make static.
5459         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5460         * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5461         * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Remove.
5462
5463 2011-10-03  Steve Ellcey  <sje@cup.hp.com>
5464
5465         PR target/49967
5466         * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
5467         (gcc_cv_ld_static_option): Ditto.
5468         (gcc_cv_ld_dynamic_option): Ditto.
5469         * configure: Regenerate.
5470
5471 2011-10-03  David S. Miller  <davem@davemloft.net>
5472
5473         * config/sparc/sparc.md (bmask<P:mode>_vis): Split into explicit 'di'
5474         and 'si' patterns which describe the GSR changes explicitly in the
5475         RTL using zero_extract.
5476         (bshuffle<V64I:mode>_vis): Put the GSR use inside of the unspec.
5477
5478         * config/sparc/sparc.md (bshuffle<V64I:mode>_vis): Don't wrap
5479         GSR_REG in a USE, since it's now a true arg to the UNSPEC.
5480
5481 2011-10-03  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
5482
5483         * optabs.c (expand_vec_shuffle_expr_p): New function. Checks
5484         if given expression can be expanded by the target.
5485         (expand_vec_shuffle_expr): New function. Expand VEC_SHUFFLE_EXPR
5486         using target vector instructions.
5487         * optabs.h: New optab vshuffle.
5488         (expand_vec_shuffle_expr_p): New prototype.
5489         (expand_vec_shuffle_expr): New prototype.
5490         (vshuffle_optab): New optab.
5491         * genopinit.c: Adjust to support vecshuffle.
5492         * c-tree.h (c_build_vec_shuffle_expr): New prototype.
5493         * expr.c (expand_expr_real_2): Adjust.
5494         * c-typeck.c: (c_build_vec_shuffle_expr): Build a VEC_SHUFFLE_EXPR
5495         recognizing the cases of two and three arguments.
5496         (convert_arguments) (build_binary_op)
5497         (scalar_to_vector) (build_array_ref): Spurious whitespace.
5498         * gimplify.c (gimplify_exp): Adjusted to support VEC_SHUFFLE_EXPR.
5499         * tree.def: New tree code VEC_SHUFFLE_EXPR.
5500         * tree-inline.c (estimate_operator_cost): Recognize VEC_SHUFFLE_EXPR.
5501         * tree-vect-generic.c (vector_element): New function. Returns an
5502         element of the vector at the given position.
5503         (lower_vec_shuffle): Checks if VEC_SHUFLLE_EXPR is supported
5504         by the backend or expand an expression piecewise.
5505         (expand_vector_operations_1): Adjusted.
5506         (gate_expand_vector_operations_noop): New gate function.
5507         * Makefile.in (tree-vect-generic.o): New include.
5508         * gimple.c (get_gimple_rhs_num_ops): Adjust.
5509         * tree-cfg.c (verify_gimple_assign_trenary): Verify VEC_SHUFFLE_EXPR.
5510         * passes.c: Move veclower down.
5511         * tree-pretty-print.c (dump_generic_node): Recognize
5512         VEC_SHUFFLE_EXPR as valid expression.
5513         * c-parser.c (c_parser_get_builtin_args): Helper function for the
5514         builtins with variable number of arguments.
5515         (c_parser_postfix_expression): Use a new helper function for
5516         RID_CHOOSE_EXPR, RID_BUILTIN_COMPLEX and RID_BUILTIN_SHUFFLE.
5517         * tree-ssa-operands: Adjust.
5518         * c-family/c-common.c: New __builtin_shuffle keyword.
5519         * c-family/c-common.h: New __builtin_shuffle keyword.
5520         * gcc/doc/extend.texi: Adjust.
5521
5522         * gcc/config/i386/sse.md: (sseshuffint) New mode_attr.  Correspondence
5523         between the vector and the type of the mask when shuffling.
5524         (vecshuffle<mode>): New expansion.
5525         * gcc/config/i386/i386-protos.h (ix86_expand_vshuffle): New prototype.
5526         * gcc/config/i386/i386.c (ix86_expand_vshuffle): New function.
5527         (ix86_vectorize_builtin_vec_perm_ok): Adjust.
5528
5529 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
5530
5531         PR tree-optimization/50587
5532         * tree-ssa-reassoc.c (init_range_entry): Stop iterating when
5533         arg0 is not a SSA_NAME.
5534
5535 2011-10-03  Richard Sandiford  <rdsandiford@googlemail.com>
5536
5537         * ipa-inline-analysis.c (MAX_TIME): Update comment.
5538
5539 2011-10-02  Richard Henderson  <rth@redhat.com>
5540             David S. Miller  <davem@davemloft.net>
5541
5542         * config/sparc/sparc.md (ashlsi3, *ashldi3_sp64): Remove
5543         conditional insn type setting, we always emit a shift.
5544         (*ashlsi3_extend, *lshrsi3_extend0): New patterns.
5545         (*lshrsi3_extend): Rename to *lshrsi3_extend1.
5546         * config/sparc/predicates.md (const_one_operand): Delete.
5547
5548 2011-10-02  Gerald Pfeifer  <gerald@pfeifer.com>
5549
5550         * invoke.texi (SPARC Options): Refer to GNU/Linux.
5551
5552 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
5553
5554         * config/mips/mips.c (mips_frame_barrier): New function.
5555         (mips_expand_prologue): Call it after allocating stack space.
5556         (mips_deallocate_stack): New function.
5557         (mips_expand_epilogue): Call mips_frame_barrier and
5558         mips_deallocate_stack.
5559
5560 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
5561
5562         PR target/49696
5563         * config/mips/sync.md (sync_<optab>_12): Allow zero operands.
5564         (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5565         (sync_old_nand_12, sync_new_nand_12, test_and_set_12): Likewise.
5566
5567 2011-10-02  Jan Hubicka  <jh@suse.cz>
5568
5569         * cgraphunit.c (verify_edge_count_and_frequency): Bounds check.
5570
5571         * cgraphunit.c (ipa_passes): Remove unrechable nodes.
5572         * lto-streamer-out.c (produce_symtab): Skip unused extern declarations.
5573         * ipa.c (cgraph_remove_unreachable_nodes): Do not assume that external
5574         functions are reachable when address is taken.
5575         * tree-sra.c (modify_function): Free dominance info.
5576
5577 2011-10-02  Jan Hubicka  <jh@suse.cz>
5578
5579         * ipa-inline-analysis.c (inline_summary_alloc): Bounds check.
5580
5581         * ipa-inline-analysis.c (reset_inline_edge_summary): New function.
5582         (reset_inline_summary): New function.
5583         (compute_inline_parameters, inline_node_removal_hook,
5584         inline_edge_removal_hook): Use it.
5585         (inline_free_summary): Reset holders correctly.
5586         (inline_generate_summary): Free summary before computing it.
5587
5588 2011-10-02  Paolo Carlini  <paolo.carlini@oracle.com>
5589
5590         PR preprocessor/36819
5591         * incpath.c (merge_include_chains): Call free_path on
5592         heads[QUOTE] and tails[QUOTE].
5593
5594 2011-10-02  Jan Hubicka  <jh@suse.cz>
5595
5596         PR lto/47247
5597         * lto-symtab.c (lto_symtab_resolve_symbols): Do not resolve
5598         when resolution is already availbale from plugin.
5599         (lto_symtab_merge_decls_1): Handle LDPR_PREVAILING_DEF_IRONLY_EXP.
5600         * cgraph.c (ld_plugin_symbol_resolution): Add
5601         prevailing_def_ironly_exp.
5602         * lto-cgraph.c (LDPR_NUM_KNOWN): Update.
5603         * ipa.c (varpool_externally_visible_p): IRONLY variables are never
5604         externally visible.
5605         * varasm.c (resolution_to_local_definition_p): Add
5606         LDPR_PREVAILING_DEF_IRONLY_EXP.
5607         (resolution_local_p): Likewise.
5608
5609 2011-10-01  David S. Miller  <davem@davemloft.net>
5610
5611         * config/sparc/sparc.opt (VIS3): New option.
5612         * doc/invoke.texi: Document it.
5613         * config/sparc/sparc.h: Force TARGET_VIS3 to zero if assembler is
5614         not capable of such instructions.
5615         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
5616         to 0x300 when TARGET_VIS3.
5617         * config/sparc/sparc-modes.def: Create 16-byte vector modes.
5618         * config/sparc/sparc.md (UNSPEC_CMASK8, UNSPEC_CMASK16, UNSPEC_CMASK32,
5619         UNSPEC_FCHKSM16, UNSPEC_PDISTN, UNSPC_FUCMP): New unspecs.
5620         (V64N8, VASS): New mode iterators.
5621         (vis3_shift, vis3_addsub_ss): New code iterators.
5622         (vbits, vconstr): New mode attributes.
5623         (vis3_shift_insn, vis3_addsub_ss_insn): New code attributes.
5624         (cmask8<P:mode>_vis, cmask16<P:mode>_vis, cmask32<P:mode>_vis,
5625         fchksm16_vis, <vis3_shift_insn><vbits>_vis, pdistn<mode>_vis,
5626         fmean16_vis, fpadd64_vis, fpsub64_vis,
5627         <vis3_addsub_ss_insn><vbits>_vis, fucmp<code>8<P:mode>_vis): New
5628         VIS 3.0 instruction patterns.
5629         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS3 by
5630         default when targetting capable cpus.  TARGET_VIS3 implies
5631         TARGET_VIS2 and TARGET_VIS, and clear them when TARGET_FPU is disabled.
5632         (sparc_vis_init_builtins): Emit new VIS 3.0 builtins.
5633         (sparc_fold_builtin): Do not eliminate cmask{8,16,32} when result
5634         is ignored.
5635         * config/sparc/visintrin.h (__vis_cmask8, __vis_cmask16,
5636         __vis_cmask32, __vis_fchksm16, __vis_fsll16, __vis_fslas16,
5637         __vis_fsrl16, __vis_fsra16, __vis_fsll32, __vis_fslas32,
5638         __vis_fsrl32, __vis_fsra32, __vis_pdistn, __vis_fmean16,
5639         __vis_fpadd64, __vis_fpsub64, __vis_fpadds16, __vis_fpadds16s,
5640         __vis_fpsubs16, __vis_fpsubs16s, __vis_fpadds32, __vis_fpadds32s,
5641         __vis_fpsubs32, __vis_fpsubs32s, __vis_fucmple8, __vis_fucmpne8,
5642         __vis_fucmpgt8, __vis_fucmpeq8): New VIS 3.0 interfaces.
5643         * doc/extend.texi: Document new VIS 3.0 builtins.
5644
5645 2011-10-01  Eric Botcazou  <ebotcazou@adacore.com>
5646
5647         * ira-color.c (assign_hard_reg): Fix typo.
5648
5649 2011-09-30  H.J. Lu  <hongjiu.lu@intel.com>
5650
5651         * doc/extend.texi: Add missing ','.
5652
5653 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5654
5655         * common/config/c6x/c6x-common.c (c6x_option_optimization_table):
5656         Enable -fmodulo-sched at -O2 and above.
5657         * config/c6x/c6x.md (doloop_end): New expander.
5658         (mvilc, sploop, spkernel, loop_end): New patterns.
5659         (loop_end with memory destination splitter): New.
5660         * config/c6x/c6x.c: Include "hw-doloop.h".
5661         (enum unitreqs): New.
5662         (unit_req_table): New typedef.
5663         (unit_reqs): New static variable.
5664         (unit_req_factor, get_unit_reqs, count_unit_reqs, merge_unit_reqs,
5665         res_mii, split_delayed_nonbranch, undo_split_delayed_nonbranch,
5666         hwloop_pattern_reg, bb_earliest_end_cycle, filter_insns_above,
5667         hwloop_optimize, hwloop_fail, c6x_hwloops): New static functions.
5668         (struct c6x_sched_context): New member last_scheduled_iter0.
5669         (init_sched_state): Initialize it.
5670         (c6x_variable_issue): Update it.
5671         (sploop_max_uid_iter0): New static variable.
5672         (c6x_sched_reorder_1): Be careful about issuing sploop.
5673         (c6x_reorg): Call c6x_hwlooops before the final schedule.
5674
5675 2011-09-30  Georg-Johann Lay  <avr@gjlay.de>
5676
5677         PR target/50566
5678         * config/avr/avr-protos.h (avr_log_t): New field address_cost.
5679         * config/avr/avr.c (avr_address_cost): Use it.
5680         * config/avr/avr-log.c (avr_log_set_avr_log): Initialize it.
5681         (avr_log_vadump): Unknown %-codes finish printing.
5682
5683 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
5684
5685         PR inline-asm/50571
5686         * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
5687         input constraints allow mem and not reg, pass true instead of
5688         false as second argument to maybe_fold_reference.
5689
5690         PR tree-optimization/46309
5691         * fold-const.c (make_range, merge_ranges): Remove prototypes.
5692         (make_range_step): New function.
5693         (make_range): Use it.
5694         * tree.h (make_range_step): New prototypes.
5695         * Makefile.in (tree-ssa-reassoc.o): Depend on $(DIAGNOSTIC_CORE_H).
5696         * tree-ssa-reassoc.c: Include diagnostic-core.h.
5697         (struct range_entry): New type.
5698         (init_range_entry, range_entry_cmp, update_range_test,
5699         optimize_range_tests): New functions.
5700         (reassociate_bb): Call optimize_range_tests.
5701
5702 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
5703             Richard Guenther  <rguenther@suse.de>
5704
5705         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Handle
5706         BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
5707         * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.  Fix
5708         handling of BUILT_IN_STRNCAT and BUILT_IN_STRNCAT_CHK.
5709         (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
5710         BUILT_IN_STRNCAT, BUILT_IN_STRCAT_CHK and BUILT_IN_STRNCAT_CHK.
5711
5712 2011-09-30  Jan Beulich  <jbeulich@suse.com>
5713
5714         * lto-cgraph.c (output_cgraph): Remove processing of
5715         'cgraph_asm_nodes', call lto_output_toplevel_asms() instead.
5716         (input_cgraph_1): Remove loop calling cgraph_add_asm_node(), call
5717         lto_input_toplevel_asms() instead.
5718         * lto-section-in.c (lto_section_name): Add "asm" entry.
5719         * lto-streamer-in.c (lto_input_toplevel_asms): New.
5720         * lto-streamer-out.c (lto_output_toplevel_asms): New.
5721         * lto-streamer.h (LTO_minor_version): Bump.
5722         (enum lto_section_type): Add LTO_section_asm.
5723         (struct lto_asm_header): New.
5724         (lto_input_toplevel_asms, lto_output_toplevel_asms): Declare.
5725         * tree-streamer.h (streamer_write_string_cst): Declare.
5726         * tree-streamer-out.c (write_string_cst): Rename to
5727         streamer_write_string_cst and make global. Handle incoming string
5728         being NULL.
5729         (streamer_write_tree_header): Adjust call to renamed function.
5730
5731 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5732
5733         * haifa-sched.c (modulo_ii, modulo_max_states, modulo_n_insns,
5734         modulo_insns_scheduled, modulo_iter0_max_uid, modulo_backtracks_left,
5735         modulo_last_stage): New static variables.
5736         (set_modulo_params, discard_delay_pairs_above): New functions.
5737         (struct delay_pair): New member stages.
5738         (htab_i2_traverse, htab_i1_traverse): New static functions.
5739         (record_delay_slot_pair): New arg stages.  All callers changed.
5740         Record it.
5741         (pair_delay): Take stages into account.
5742         (add_delay_dependencies): Don't do so for stage pairs.
5743         (struct sched_block_state): New member modulo_epilogue.
5744         (save_backtrack_point): Don't set SHADOW_P for stage pairs.
5745         (unschedule_insns_until): Decrease modulo_insns_scheduled.
5746         Set HARD_DEP without using or.
5747         (resolve_dependencies): New static function.
5748         (prune_ready_list): New arg modulo_epilogue_p.  All callers changed.
5749         If it is true, allow only insns with INSN_EXACT_TICK set.
5750         (schedule_block): Return bool, always true for normal scheduling,
5751         true or false depending on modulo scheduling success otherwise.
5752         Add bookkeeping for modulo scheduling, and call resolve_dependencies
5753         on everything left over after a modulo schedule.
5754         (haifa_sched_init): Remove check_cfg call.  Clear modulo_ii.
5755         * sched-int.h (schedule_block, record_delay_slot_pair): Adjust
5756         declarations.
5757         (set_modulo_params, discard_delay_pairs_above): Declare.
5758         * params.def (PARAM_MAX_MODULO_BACKTRACK_ATTEMPS): New.
5759         * doc/invoke.texi (--param): Document it.
5760
5761         * sched-ebb.c (schedule_ebb): No longer static.  Remove declaration.
5762         New arg modulo_scheduling.  All callers changed.  Move note handling
5763         code here from schedule_ebbs.
5764         (schedule_ebbs_finish, schedule_ebbs_init): New functions, broken
5765         out of schedule_ebbs.
5766         (schedule_ebbs): Call them.  Remove note handling code moved to
5767         schedule_ebb.
5768         * sched-int.h (schedule_ebb, schedule_ebbs_init,
5769         schedule_ebbs_finish): Declare.
5770
5771 2011-09-30  Richard Guenther  <rguenther@suse.de>
5772
5773         PR middle-end/50574
5774         * tree-cfg.c (verify_gimple_comparison): Compare component
5775         mode sizes for vector comparisons.
5776
5777 2011-09-30  Revital Eres  <revital.eres@linaro.org>
5778
5779         * ddg.c (autoinc_var_is_used_p): New function.
5780         (create_ddg_dep_from_intra_loop_link,
5781         add_cross_iteration_register_deps): Call it.
5782         * ddg.h (autoinc_var_is_used_p): Declare.
5783         * modulo-sched.c (generate_reg_moves): Call autoinc_var_is_used_p.
5784         (sms_schedule): Handle instructions with REG_INC.
5785
5786 2011-09-30  Revital Eres  <revital.eres@linaro.org>
5787
5788         * modulo-sched.c (generate_reg_moves): Skip instructions that
5789         do not set a register and verify no regmoves are created for
5790         !single_set instructions.
5791
5792 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5793
5794         * hw-doloop.c (scan_loop): Compute register usage only for non-debug
5795         insns.
5796
5797 2011-09-30  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
5798
5799         PR target/50099
5800         * config/arm/iterators.md (qhs_zextenddi_cstr): New.
5801         (qhs_zextenddi_op): New.
5802         * config/arm/arm.md ("zero_extend<mode>di2"): Use them.
5803         * config/arm/predicates.md ("arm_extendqisi_mem_op"):
5804         Distinguish between ARM and Thumb2 states.
5805
5806 2011-09-30  David S. Miller  <davem@davemloft.net>
5807
5808         * config/sparc/sparc.opt (VIS2): New option.
5809         * doc/invoke.texi: Document it.
5810         * config/sparc/sparc.md (UNSPEC_EDGE8N, UNSPEC_EDGE8LN,
5811         UNSPEC_EDGE16N, UNSPEC_EDGE16LN, UNSPEC_EDGE32N,
5812         UNSPEC_EDGE32LN, UNSPEC_BSHUFFLE): New unspecs.
5813         (define_attr type): New insn type 'edgen'.
5814         (bmask<P:mode>_vis, bshuffle<V64I:mode>_vis, edge8n<P:mode>_vis,
5815         edge8ln<P:mode>_vis, edge16n<P:mode>_vis, edge16ln<P:mode>_vis,
5816         edge32n<P:mode>_vis, edge32ln<P:mode>_vis): New insn VIS 2.0
5817         patterns.
5818         * niagara.md: Handle edgen.
5819         * niagara2.md: Likewise.
5820         * ultra1_2.md: Likewise.
5821         * ultra3.md: Likewise.
5822         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
5823         to 0x200 when TARGET_VIS2.
5824         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS2 by
5825         default when targetting capable cpus.  TARGET_VIS2 implies
5826         TARGET_VIS, clear and it when TARGET_FPU is disabled.
5827         (sparc_vis_init_builtins): Emit new VIS 2.0 builtins.
5828         (sparc_expand_builtin): Fix predicate indexing when builtin returns
5829         void.
5830         (sparc_fold_builtin): Do not eliminate bmask when result is ignored.
5831         * config/sparc/visintrin.h (__vis_bmask, __vis_bshuffledi,
5832         __vis_bshufflev2si, __vis_bshufflev4hi, __vis_bshufflev8qi,
5833         __vis_edge8n, __vis_edge8ln, __vis_edge16n, __vis_edge16ln,
5834         __vis_edge32n, __vis_edge32ln): New VIS 2.0 interfaces.
5835         * doc/extend.texi: Document new VIS 2.0 builtins.
5836
5837 2011-09-29  Nick Clifton  <nickc@redhat.com>
5838             Bernd Schmidt  <bernds@codesourcery.com>
5839
5840         * config/frv/frvbegin.c: Fix location of unwind-dw2-fde.h header file.
5841         * config/frv/frvend.c: Likewise.
5842         * config/frv/frv.c (frv_function_prologue): Move misplaced
5843         CALL_ARG_LOCATION notes back to their proper locations.
5844
5845 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
5846
5847         PR target/50566
5848         * config/avr/avr-log.c (avr_log_vadump): Use %b to print bool.
5849         * config/avr/avr.c (avr_rtx_costs_1): New static function, renamed
5850         from avr_rtx_costs.
5851         (avr_legitimate_address_p): Use avr_edump to print log information
5852         filtered by avr_log.
5853         (extra_constraint_Q): Ditto.
5854         (avr_legitimize_address): Ditto.
5855         (avr_rtx_costs): Ditto.  Rewrite as wrapper for avr_rtx_costs_1.
5856         (final_prescan_insn): Use avr_log.rtx_costs as filter.
5857
5858 2011-09-29  Richard Sandiford  <richard.sandiford@linaro.org>
5859
5860         * config/arm/arm-protos.h (arm_modes_tieable_p): Declare.
5861         * config/arm/arm.h (MODES_TIEABLE_P): Use it.
5862         * config/arm/arm.c (arm_modes_tieable_p): New function.  Allow
5863         NEON vector and structure modes to be tied.
5864
5865 2011-09-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5866
5867         * graphite-scop-detection.c (make_close_phi_nodes_unique):  New
5868         forward declaration.
5869         (remove_duplicate_close_phi): Detect and repair creation of
5870         duplicate close-phis for a containing loop.
5871
5872 2011-09-27   Andi Kleen <ak@linux.intel.com>
5873
5874         * gcc.c (get_local_tick). Rename to get_random_number.  Read from
5875         /dev/urandom.  Add getpid call.
5876         (compare_debug_dump_opt_spec_function): Drop getpid call.
5877
5878 2011-09-26   Andi Kleen <ak@linux.intel.com>
5879
5880         * toplev.c (init_local_tick): Try reading random seed
5881         from /dev/urandom.
5882
5883 2011-09-26   Andi Kleen <ak@linux.intel.com>
5884
5885         * hwint.h (HOST_WIDE_INT_PRINT_HEX_PURE): Add.
5886         * lto-streamer.c (lto_get_section_name): Remove crc32_string.
5887         Handle numerical random seed.
5888         * lto-streamer.h (lto_file_decl_data): Change id to
5889         unsigned HOST_WIDE_INT.
5890         * toplev.c (random_seed): Add.
5891         (init_random_seed): Change for numerical random seed.
5892         (get_random_seed): Return as HOST_WIDE_INT.
5893         (set_random_seed): Crc32 existing string.
5894         * toplev.h (get_random_seed): Change to numercal return.
5895         * tree.c (get_file_function_name): Remove CRC. Handle
5896         numerical random seed.
5897
5898 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
5899
5900         PR target/50566
5901         * config.gcc (extra_objs): Add avr-log.o for $target in:
5902         avr-*-rtems*, avr-*-*.
5903         * config/avr/t-avr (avr-log.o): New rule to compile...
5904         * config/avr/avr-log.c: ...this new file.
5905         * config/avr/avr.opt (mlog=): New option.
5906         * config/avr/avr-protos.h (avr_edump, avr_fdump): New macros.
5907         (avr_log_set_caller_e, avr_log_set_caller_f): New prototypes.
5908         (avr_log_set_avr_log): New prototype.
5909         (avr_log_t): New typedef.
5910         (avr_log): New declaration.
5911         * config/avr/avr.c (avr_option_override): Call avr_log_set_avr_log.
5912
5913 2011-09-29  Artjoms Sinkarovs <artyom.shinkaroff@gmail.com>
5914
5915         * expr.c (do_store_flag): Expand vector comparison by
5916         building an appropriate VEC_COND_EXPR.
5917         * c-typeck.c (build_binary_op): Typecheck vector comparisons.
5918         (c_objc_common_truthvalue_conversion): Adjust.
5919         * tree-vect-generic.c (do_compare): Helper function.
5920         (expand_vector_comparison): Check if hardware supports
5921         vector comparison of the given type or expand vector piecewise.
5922         (expand_vector_operation): Treat comparison as binary
5923         operation of vector type.
5924         (expand_vector_operations_1): Adjust.
5925
5926 2011-09-29  Richard Guenther  <rguenther@suse.de>
5927
5928         * tree.c (build_opaque_vector_type): Make opaque vectors
5929         variant types of the corresponding non-opaque type.  Make
5930         sure to share opaque vector types properly.
5931
5932 2011-09-29  David S. Miller  <davem@davemloft.net>
5933
5934         * config/sparc/sparc.md (UNSPEC_ARRAY8, UNSPEC_ARRAY16,
5935         UNSPEC_ARRAY32): New unspec.
5936         (define_attr type): New type 'array'.
5937         (array{8,16,32}<P:mode>_vis): New patterns.
5938         * config/sparc/ultra1_2.md: Add reservations for 'array'.
5939         * config/sparc/ultra3.md: Likewise.
5940         * config/sparc/niagara.md: Likewise.
5941         * config/sparc/niagara2.md: Likewise.
5942         * config/sparc/sparc.c (sparc_vis_init_builtins): Build new
5943         array builtins.
5944         * config/sparc/visintrin.h (__vis_array8, __vis_array16,
5945         __vis_array32): New.
5946         * doc/extend.texi: Document new VIS builtins.
5947
5948         * config/sparc/sparc.md (gcond_name): Delete unnecessary code attr.
5949         (VIS pixel-compare insn): Just use <gcond:name>.
5950
5951         * config/sparc/sparc.md (VIS pixel-compare insn): There is only one
5952         code iterator used, so just use <code>.  There are two mode iterators
5953         so explicitly use <GCM:gcm_name>.
5954
5955 2011-09-29  Iain Sandoe  <iains@gcc.gnu.org>
5956
5957         * config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Enable for
5958         Darwin >= 9.
5959
5960 2011-09-28  David S. Miller  <davem@davemloft.net>
5961
5962         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE,
5963         UNSPEC_FCMPGT, UNSPEC_FCMPEQ): Delete and reduce to...
5964         (UNSPEC_FCMP): New unspec.
5965         (gcond): New code iterator.
5966         (gcond_name): New code attr.
5967         (GCM): New mode iterator.
5968         (gcm_name): New mode attr.
5969         (fcmp{le,ne,gt,eq}{16,32}_vis): Reimplement using iterators.
5970
5971 2011-09-28  Oleg Endo  <oleg.endo@t-online.de>
5972
5973         PR target/49486
5974         * config/sh/sh.md (negdi2): Move expansion into split to
5975         allow more combination options.  Add T_REG clobber.
5976         (abssi2): New expander.
5977         (*negdi2, *abssi2, *negabssi2): New insns.
5978         (cneg): Change from insn to insn_and_split.  Rename to
5979         negsi_cond.  Add alternative for non-SH4.
5980
5981 2011-09-28  Richard Sandiford  <richard.sandiford@linaro.org>
5982
5983         * config/arm/neon.md (neon_move_lo_quad_<mode>): Delete.
5984         (neon_move_hi_quad_<mode>): Likewise.
5985         (move_hi_quad_<mode>, move_lo_quad_<mode>): Use subreg moves.
5986
5987 2011-09-28  Nick Clifton  <nickc@redhat.com>
5988
5989         * config/rx/predicates.md (rx_minmax_operand): New predicate.
5990         Accepts immediates and a restricted subset of MEMs.
5991         * config/rx/rx.md (int_modes): New iterator.
5992         (smaxsi3, sminsi3): Delete and replace with...
5993         (smax<int_mode>3, smin<int_mode>3): New patterns.
5994         (umax<>3_u, umax<>3_ur, umax<>3, umin<>3): New patterns.
5995
5996 2011-09-28  Richard Guenther  <rguenther@suse.de>
5997
5998         PR middle-end/50460
5999         * fold-const.c (try_move_mult_to_index): Handle &a.array the
6000         same as &a.array[0].
6001
6002 2011-09-28  Kai Tietz  <ktietz@redhat.com>
6003
6004         * configure.ac: Add test for new section attribute
6005         specifier "e" via define HAVE_GAS_SECTION_EXCLUDE.
6006         * config.in: Regenerated.
6007         * configure: Regenerated.
6008         * config/i386/winnt.c (i386_pe_asm_named_section): Emit
6009         new section flag "e" for excluded sections, if supported.
6010         Otherwise we mark section withc SECTION_EXCLUDE flag as never-load.
6011
6012 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
6013
6014         * config/m32r/m32r.md: Use match_test rather than eq/ne symbol_ref
6015         throughout file.
6016
6017 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
6018
6019         * config/iq2000/iq2000.md: Use match_test rather than eq/ne symbol_ref
6020         throughout file.
6021
6022 2011-09-27  Sriraman Tallam  <tmsriram@google.com>
6023
6024         * output.h (SECTION_EXCLUDE): New macro.
6025         * varasm.c (default_elf_asm_named_section): Check for SECTION_EXCLUDE.
6026
6027 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
6028
6029         * fwprop.c (forward_propagate_and_simplify): After checking
6030         reg/subreg combinations, check whether the modes are the same.
6031
6032 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
6033             Richard Sandiford  <rdsandiford@googlemail.com>
6034
6035         * config/mips/mips.c (mips_add_cfa_restore): New function.
6036         (mips16e_save_restore_reg): Use it.
6037         (mips_restore_reg): Likewise.  Split double FPRs for
6038         REG_CFA_RESTORE notes.
6039
6040 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
6041
6042         PR middle-end/50386
6043         PR middle-end/50326
6044         * tree-sra.c (build_ref_for_model): Use the type of the field as
6045         the type of the COMPONENT_REF.
6046
6047 2011-09-27  Jeff Law  <law@redhat.com>
6048
6049         * ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument.  Scale
6050         non-jumping insns by REG_BR_PROB_BASE and the maximum cost by SCALE.
6051         (find_if_case_1): Use the probability of the THEN clause when
6052         determining if speculation is profitable.
6053         (find_if_case_2): Similarly for the ELSE clause.
6054
6055 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
6056
6057         * common.opt: Add -foptimize-strlen option.
6058         * Makefile.in (OBJS): Add tree-ssa-strlen.o.
6059         (tree-sssa-strlen.o): Add dependencies.
6060         * opts.c (default_options_table): Enable -foptimize-strlen
6061         by default at -O2 if not -Os.
6062         * passes.c (init_optimization_passes): Add pass_strlen
6063         after pass_object_sizes.
6064         * timevar.def (TV_TREE_STRLEN): New timevar.
6065         * params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
6066         * tree-pass.h (pass_strlen): Declare.
6067         * tree-ssa-strlen.c: New file.
6068         * c-decl.c (merge_decls): If compatible stpcpy prototype
6069         is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
6070
6071 2011-09-27  Tom de Vries  <tom@codesourcery.com>
6072
6073         PR middle-end/43864
6074         * tree-ssa-tail-merge.c: New file.
6075         (struct same_succ_def): Define.
6076         (same_succ, const_same_succ): New typedef.
6077         (struct bb_cluster_def): Define.
6078         (bb_cluster, const_bb_cluster): New typedef.
6079         (struct aux_bb_info): Define.
6080         (BB_SIZE, BB_SAME_SUCC, BB_CLUSTER, BB_VOP_AT_EXIT): Define.
6081         (gvn_uses_equal): New function.
6082         (same_succ_print, same_succ_print_traverse, update_dep_bb)
6083         (stmt_update_dep_bb, local_def, same_succ_hash)
6084         (inverse_flags, same_succ_equal, same_succ_alloc, same_succ_delete)
6085         (same_succ_reset): New function.
6086         (same_succ_htab, same_succ_edge_flags)
6087         (deleted_bbs, deleted_bb_preds): New var.
6088         (debug_same_succ): New function.
6089         (worklist): New var.
6090         (print_worklist, add_to_worklist, find_same_succ_bb, find_same_succ)
6091         (init_worklist, delete_worklist, delete_basic_block_same_succ)
6092         (same_succ_flush_bbs, purge_bbs, update_worklist): New function.
6093         (print_cluster, debug_cluster, update_rep_bb)
6094         (add_bb_to_cluster, new_cluster, delete_cluster): New function.
6095         (all_clusters): New var.
6096         (alloc_cluster_vectors, reset_cluster_vectors, delete_cluster_vectors)
6097         (merge_clusters, set_cluster): New function.
6098         (gimple_equal_p, gsi_advance_bw_nondebug_nonlocal, find_duplicate)
6099         (same_phi_alternatives_1, same_phi_alternatives, bb_has_non_vop_phi)
6100         (deps_ok_for_redirect_from_bb_to_bb, deps_ok_for_redirect)
6101         (find_clusters_1, find_clusters): New function.
6102         (update_vuses, vop_phi, vop_at_entry, replace_block_by): New function.
6103         (update_bbs): New var.
6104         (apply_clusters): New function.
6105         (update_debug_stmt, update_debug_stmts): New function.
6106         (tail_merge_optimize): New function.
6107         tree-pass.h (tail_merge_optimize): Declare.
6108         * tree-ssa-pre.c (execute_pre): Use tail_merge_optimize.
6109         * Makefile.in (OBJS-common): Add tree-ssa-tail-merge.o.
6110         (tree-ssa-tail-merge.o): New rule.
6111         * opts.c (default_options_table): Set OPT_ftree_tail_merge by
6112         default at OPT_LEVELS_2_PLUS.
6113         * tree-ssa-sccvn.c (vn_valueize): Move to ...
6114         * tree-ssa-sccvn.h (vn_valueize): Here.
6115         * timevar.def (TV_TREE_TAIL_MERGE): New timevar.
6116         * common.opt (ftree-tail-merge): New switch.
6117         * params.def (PARAM_MAX_TAIL_MERGE_COMPARISONS)
6118         (PARAM_MAX_TAIL_MERGE_ITERATIONS): New parameter.
6119         * doc/invoke.texi (Optimization Options, -O2): Add -ftree-tail-merge.
6120         (-ftree-tail-merge, max-tail-merge-comparisons)
6121         (max-tail-merge-iterations): New item.
6122
6123 2011-09-27  Jan Hubicka  <jh@suse.cz>
6124
6125         * ipa-inline-analysis.c (MAX_TIME): Reduce to avoid overflows.
6126
6127 2011-09-27  Jan Hubicka  <jh@suse.cz>
6128
6129         * ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
6130         parameters passed by reference; handle loads from non-SSA scalars
6131         and update comments.
6132
6133 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
6134
6135         PR rtl-optimization/50249
6136         * reload1.c (reload_reg_reaches_end_p): Accept a reloadnum argument
6137         instead of opnum and type.  All callers changed.  Remove useless
6138         declaration.
6139         Search forward for other reloads of the same type for the same operand
6140         using the same register; if any are found, return false.
6141         (reload_regs_reach_end_p): Same argument changes; all callers changed.
6142
6143 2011-09-27  Andi Kleen  <ak@linux.intel.com>
6144             Jan Hubicka  <jh@suse.cz>
6145
6146         * doc/invoke.texi (ffat-lto-objects): Document.
6147         * toplev.c (compile_file): Do not output assembly when doing slim lto;
6148         Output __gnu_slim_lto when doing slim lto.
6149         * cgraphunit.c (ipa_passes): Do only analysis when producing slim lto.
6150         (cgraph_optimize): Return early when doing slim lto.
6151         * opts.c (finish_options): Complain about lack of linker plugin
6152         when doing slim lto.
6153         * common.opt (ffat-lto-objects): New.
6154
6155 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
6156
6157         * ipa-inline-analysis.c (predicate_probability): Avoid comparison
6158         between signed and unsigned.
6159
6160 2011-09-27  Ira Rosen  <ira.rosen@linaro.org>
6161
6162         * tree-vect-stmts.c (vectorizable_type_demotion): Handle basic block
6163         vectorization.
6164         (vectorizable_type_promotion): Likewise.
6165         (vect_analyze_stmt): Call vectorizable_type_demotion and
6166         vectorizable_type_promotion for basic blocks.
6167         (supportable_widening_operation): Don't assume loop vectorization.
6168         * tree-vect-slp.c (vect_build_slp_tree): Allow multiple types for
6169         basic blocks.  Update vectorization factor for basic block
6170         vectorization.
6171         (vect_analyze_slp_instance): Allow multiple types for basic block
6172         vectorization.  Recheck unrolling factor after construction of SLP
6173         instance.
6174
6175 2011-09-27  Richard Guenther  <rguenther@suse.de>
6176
6177         * tree-object-size.c (compute_object_sizes): Fix dumping of
6178         folded statement.
6179
6180 2011-09-27  Richard Guenther  <rguenther@suse.de>
6181
6182         PR tree-optimization/50363
6183         * tree-ssa-pre.c (create_expression_by_pieces): Handle
6184         pointer conversions in POINTER_PLUS_EXPRs properly.
6185
6186 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
6187
6188         * config/arm/neon.md (neon_vget_highv16qi, neon_vget_highv8hi)
6189         (neon_vget_highv4si, neon_vget_highv4sf, neon_vget_highv2di)
6190         (neon_vget_lowv16qi, neon_vget_lowv8hi, neon_vget_lowv4si)
6191         (neon_vget_lowv4sf, neon_vget_lowv2di): Turn into define_expands
6192         that produce subreg moves.  Define using VQX iterators.
6193
6194 2011-09-27  Georg-Johann Lay  <avr@gjlay.de>
6195
6196         * config/avr/avr.md (ashrqi3): Split alternative "n"
6197         into its remaining parts C03, C04, C05, C06, C07 and describe
6198         impact in CC by attribute "cc" appropriately.
6199         * config/avr/avr.c (notice_update_cc): Clean-up: Don't patch CC0
6200         by digging RTX.
6201
6202 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
6203
6204         * rtl.h (const_tiny_rtx): Change into array of 4 x MAX_MACHINE_MODE
6205         from 3 x MAX_MACHINE_MODE.
6206         (CONSTM1_RTX): Define.
6207         * emit-rtl.c (const_tiny_rtx): Change into array of
6208         4 x MAX_MACHINE_MODE from 3 x MAX_MACHINE_MODE.
6209         (gen_rtx_CONST_VECTOR): Use CONSTM1_RTX if all inner constants are
6210         CONSTM1_RTX.
6211         (init_emit_once): Initialize CONSTM1_RTX for MODE_INT and
6212         MODE_VECTOR_INT modes.
6213         * simplify-rtx.c (simplify_binary_operation_1) <case IOR, XOR, AND>:
6214         Optimize if one operand is CONSTM1_RTX.
6215         * config/i386/i386.c (ix86_expand_sse_movcc): Optimize mask ? -1 : x
6216         into mask | x.
6217
6218 2011-09-26  David S. Miller  <davem@davemloft.net>
6219
6220         * config/sparc/sparc.md (edge{8,16,32}{,l}): Return Pmode.
6221         (fcmp{le,ne,gt,eq}{16,32}): Likewise.
6222         * config/sparc/visintrin.h: Update edge and pixel-compare
6223         intrinsics to return 'long' instead of 'int'.
6224         * doc/extend.texi: Update documentation to match.
6225         * config/sparc/sparc.c (eligible_for_return_delay): When leaf or
6226         flat, allow any instruction.  Otherwise, when V9 allow parallels
6227         which consist only of sets to registers outside of %o0 to %o5.
6228         (sparc_vis_init_builtins): Update VIS builtin types for edge
6229         and pixel-compare.
6230
6231         * config/sparc/sparc.c (sparc_conditional_register_usage): When VIS
6232         is enabled, mark %gsr as global.
6233         * config/sparc/sparc.md (UNSPEC_WRGSR): Delete.
6234         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus): Don't wrap in an unspec.
6235
6236         * config/sparc/sparc-c.c: New file implementing sparc_target_macros,
6237         which will now define __VIS and __VIS__ when -mvis is enabled.
6238         * config/sparc/t-sparc: Likewise.
6239         * config.gcc: Add sparc-c.o to c_target_objs and cxx_target_objs,
6240         and add t-sparc to tmake_file for all sparc targets.
6241         * config/sparc/sparc-protos.h (sparc_target_macros): Declare.
6242         * config/sparc/sparc.h (TARGE_CPU_CPP_BUILTINS): Call it.
6243
6244         * config/sparc/sparc.c (sparc_vis_init_builtins): Add explicit
6245         builtins for VIS vector addition and subtraction.
6246         * config/sparc/visintrin.h (__vis_fpadd16, __vis_fpadd16s,
6247         __vis_fpadd32, __vis_fpadd32s, __vis_fpsub16, __vis_fpsub16s,
6248         __vis_fpsub32, __vis_fpsub32s): New.
6249         * doc/extend.texi: Document new VIS intrinsics.
6250
6251 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6252
6253         * config/avr/avr.md (peephole casesi+2): Use -1 instead of 65536.
6254         * config/avr/avr.c (avr_out_compare): Print shorter sequence for
6255         EQ/NE comparisons against +/-1 in the case of unused-after,
6256         non-ld-regs target.
6257
6258 2011-09-26  Jakub Jelinek  <jakub@redhat.com>
6259
6260         * gimple-fold.c (gimplify_and_update_call_from_tree): Set
6261         gctx.into_ssa after push_gimplify_context.
6262
6263         * gimple.c (gimple_build_call_valist): New function.
6264         * gimple.h (gimple_build_call_valist): New prototype.
6265         * tree-ssa-propagate.c (finish_update_gimple_call): New function.
6266         (update_gimple_call): Likewise.
6267         (update_call_from_tree): Use finish_update_gimple_call.
6268         * tree-ssa-propagate.h (update_gimple_call): New prototype.
6269
6270 2011-09-26  Richard Guenther  <rguenther@suse.de>
6271
6272         PR tree-optimization/50472
6273         * gimple-fold.c (fold_const_aggregate_ref_1): Do not fold
6274         volatile references.
6275
6276 2011-09-26  Bingfeng Mei <bmei@broadcom.com>
6277
6278         * doc/tm.texi: Correct documentation for TARGET_ADDR_SPACE_SUBSET_P.
6279         * target.def: (addr_space_subset_p): Likewise.
6280
6281 2011-09-26  Tom de Vries  <tom@codesourcery.com>
6282
6283         * tree-ssa-alias.h (pt_solution_singleton_p): Declare.
6284         * tree-ssa-structalias.c (pt_solution_singleton_p): New function.
6285         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Set points-to solution
6286         of new var.
6287
6288 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6289
6290         PR target/50465
6291         * config/avr/avr-protos.h (output_reload_insisf): Don't pass insn.
6292         * config/avr/avr.md (*reload_insi, *reload_insf): Change call to
6293         output_reload_insisf.
6294         (adjust_len): Set default to "no".
6295         Remove alternative "yes".  Add alternatives: "mov8", "mov16",
6296         "mov32", "ashlqi", "ashrqi", "lshrqi", "ashlhi", "ashrhi",
6297         "lshrhi", "ashlsi, "ashrsi", "lshrsi".
6298         (*movqi, *movhi, *movsi, *ashlqi3, ashlhi3, ashlsi3,
6299         *ashlhi3_const, *ashlsi3_const, ashrqi3, ashrhi3, ashrsi3,
6300         *ashrhi3_const, *ashrsi3_const, *lshrqi3, lshrhi3, *lshrhi3_const,
6301         *lshrsi3_const): Set attribute "adjust_len".
6302         * config/avr/avr.c (output_reload_insisf): Remove parameter "insn".
6303         (output_movsisf): Don't pass insn to output_reload_insisf.
6304         (adjust_insn_length): Handle new alternatives to adjust_len.
6305         Remove handling of ADJUST_LEN_YES.  Clean-up code.
6306
6307 2011-09-26  Eric Botcazou  <ebotcazou@adacore.com>
6308
6309         * ifcvt.c (noce_try_cmove_arith): Use may_trap_or_fault_p in lieu of
6310         may_trap_p to detect loads that may trap of fault.
6311
6312 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6313
6314         * config/avr/avr-protos.h (output_reload_inhi): Change prototype.
6315         * config/avr/avr.md (adjust_len): Add "reload_in16" alternative.
6316         (*reload_inhi): Use it.  Adapt call to output_reload_inhi to new
6317         prototype.
6318         (*movhi): Split constraint alternative "r,rL" into "r,r" and "r,L".
6319         * config/avr/avr.c: Rename output_reload_insisf_1 to
6320         output_reload_in_const.
6321         (avr_popcount_each_byte): Handle SFmode, too.
6322         (output_reload_in_const): Change so it can handle HI loads, too.
6323         Use avr_popcount_each_byte to work out if scratch register must be
6324         created on the fly.
6325         (output_reload_inhi): Rewrite using output_reload_in_const and...
6326         (output_movhi): ...use it to print constants' loads.
6327         (adjust_insn_length): New case ADJUST_LEN_RELOAD_IN16. Cleanup code.
6328
6329 2011-09-25  David S. Miller  <davem@davemloft.net>
6330
6331         * config/sparc/constraints.md (C, P, Z): New constraints for
6332         const_doube, const_int, and const_vector "all ones" values.
6333         Make unused constraint letters comment match reality.
6334         * config/sparc/predicates.md (const_all_ones_operand,
6335         register_or_zero_or_all_ones_operand): New predicates.
6336         * config/sparc/sparc.c (sparc_expand_move): Allow all ones
6337         as well as zero constants when VIS.
6338         (sparc_legitimate_constant_p): Likewise.
6339         * config/sparc/sparc.md (movsi_insn): Add fones alternative.
6340         (movsf_insn): Likewise
6341         (movdi_insn_sp64): Add fone alternative.
6342         (movdf_insn_sp32_v9): Likewise.
6343         (movdf_insn_sp64): Likewise.
6344
6345         * configure.ac: Add feature check to make sure the assembler
6346         supports the FMAF, HPC, and VIS 3.0 instructions found on
6347         Niagara-3 and later cpus.
6348         * configure: Rebuild.
6349         * config.in: Likewise.
6350         * config/sparc/sparc.opt: New option '-mfmaf'.
6351         * config/sparc/sparc.md: Add float fused multiply-add patterns.
6352         * config/sparc/sparc.h (AS_NIAGARA3_FLAG): New macro.
6353         (ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Use it, as needed.
6354         * config/sparc/sol2.h (ASM_CPU32_DEFAULT_SPEC,
6355         ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Likewise.
6356         * config/sparc/sparc.c (sparc_option_override): Turn MASK_FMAF on
6357         by default for Niagara-3 and later.  Turn it off if TARGET_FPU is
6358         disabled.
6359         (sparc_rtx_costs): Handle 'FMA'.
6360         * doc/invoke.texi: Document -mfmaf.
6361
6362 2011-09-25  Jakub Jelinek  <jakub@redhat.com>
6363
6364         * tree-ssa-structalias.c (intra_create_variable_infos): Treat
6365         TYPE_RESTRICT REFERENCE_TYPE parameters like restricted
6366         DECL_BY_REFERENCE parameters.
6367
6368 2011-09-25  Eric Botcazou  <ebotcazou@adacore.com>
6369
6370         * tree-eh.c (cleanup_empty_eh): Allow a call to __builtin_stack_restore
6371         if there is no outgoing edge.
6372
6373         * tree-scalar-evolution.c (simple_iv): Accept all kinds of pointer and
6374         integral types.
6375
6376 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6377
6378         * tree-vect-slp.c (vect_slp_analyze_bb_1): Split out core part
6379         of vect_analyze_bb here.
6380         (vect_analyze_bb): Loop over vector sizes calling vect_analyze_bb_1.
6381
6382 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6383
6384         * tree-data-ref.c (dr_analyze_innermost): Add new argument.
6385         Allow not simple iv if analyzing basic block.
6386         (create_data_ref): Update call to dr_analyze_innermost.
6387         (stmt_with_adjacent_zero_store_dr_p, ref_base_address): Likewise.
6388         * tree-loop-distribution.c (generate_memset_zero): Likewise.
6389         * tree-predcom.c (find_looparound_phi): Likewise.
6390         * tree-data-ref.h (dr_analyze_innermost): Add new argument.
6391
6392 2011-09-24  David S. Miller  <davem@davemloft.net>
6393
6394         * config/sparc/sparc.h (FIRST_PSEUDO_REGISTER): Bump to 103.
6395         (SPARC_GSR_REG): Define.
6396         (FIXED_REGISTERS): Mark GSR as fixed.
6397         (CALL_USED_REGISTERS): Mark GSR as call used.
6398         (HARD_REGNO_NREGS): GSR is always 1 register.
6399         (REG_CLASS_CONTENTS): Add GSR to ALL_REGS.
6400         (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER): Add GSR to the end.
6401         (REGISTER_NAMES): Add "%gsr".
6402         * config/sparc/sparc.md (UNSPEC_ALIGNADDR, UNSPEC_ALIGNADDRL): Delete.
6403         (UNSPEC_WRGSR): New unspec.
6404         (GSR_REG): New constant.
6405         (type): Add new insn type 'gsr'.
6406         (fpack16_vis, fpackfix_vis, fpack32_vis,
6407         faligndata<V64I:MODE>_vis)): Add use of GSR_REG.
6408         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus, rdgsr_vis, *rdgsr_sp64,
6409         rdgsr_v8plus): New expanders and insns.
6410         (alignaddr<P:mode>_vis, alignaddrl<P:mode>_vis): Reimplement
6411         using patterns which show that this is a plus in addition to a
6412         modification of GSR_REG, instead of an unspec.
6413         * config/sparc/ultra1_2.md: Handle 'gsr'.
6414         * config/sparc/ultra3.md: Likewise.
6415         * config/sparc/niagara.md: Likewise.
6416         * config/sparc/niagara2.md: Likewise.
6417         * config/sparc/sparc.c (leaf_reg_remap, sparc_leaf_regs): Fill out
6418         end of table.
6419         (sparc_option_override): Make -mvis imply -mv8plus.
6420         (hard_32bit_mode_classes, hard_64bit_mode_classes): Add entries
6421         for %gsr.
6422         (sparc_vis_init_builtins): Build __builtin_vis_write_gsr and
6423         __builtin_vis_read_gsr.
6424         (sparc_expand_buildin): Handle builtins that take one argument and
6425         return void.
6426         (sparc_fold_builtin): Never fold writes to %gsr.
6427         * config/sparc/visintrin.h (__vis_write_gsr, __vis_read_gsr): New.
6428         * doc/extend.texi: Document new VIS intrinsics.
6429
6430 2011-09-23  Jan Hubicka  <jh@suse.cz>
6431
6432         * ipa-inline-transform.c (inline_call): Add comment.
6433         * ipa-inline.h (inline_param_summary): New structure and vector.
6434         (struct inline_edge_summary): Add param field.
6435         * ipa-inline-analysis.c (CHANGED): New constant.
6436         (add_clause): Handle CHANGED and NOT_CONSTANT.
6437         (predicate_probability): New function.
6438         (dump_condition): Dump CHANGED predicate.
6439         (evaluate_conditions_for_known_args): Handle ERROR_MARK as marker
6440         of unknown function wide invariant.
6441         (evaluate_conditions_for_edge): Handle change probabilities.
6442         (inline_edge_duplication_hook): Copy param summaries.
6443         (inline_edge_removal_hook): Free param summaries.
6444         (dump_inline_edge_summary): Fix dumping of indirect edges and callee
6445         sizes; dump param summaries.
6446         (will_be_nonconstant_predicate): Use CHANGED predicate.
6447         (record_modified_bb_info): New structure.
6448         (record_modified): New function.
6449         (param_change_prob): New function.
6450         (estimate_function_body_sizes): Compute param summaries.
6451         (estimate_edge_size_and_time): Add probability argument.
6452         (estimate_node_size_and_time): Add inline_param_summary argument;
6453         handle predicate probabilities.
6454         (remap_predicate): Fix formating.
6455         (remap_edge_change_prob): New function.
6456         (remap_edge_summaries): Rename from ...; use remap_edge_change_prob.
6457         (remap_edge_predicates): ... this one.
6458         (inline_merge_summary): Remap edge summaries; handle predicate
6459         probabilities; remove param summaries after we are done.
6460         (do_estimate_edge_time): Update.
6461         (do_estimate_edge_growth): Update.
6462         (read_inline_edge_summary): Read param info.
6463         (inline_read_summary): Fix formating.
6464         (write_inline_edge_summary): Write param summaries.
6465
6466 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
6467
6468         * config/i386/i386.c (ix86_print_operand): Handle %~.
6469         (ix86_print_operand_punct_valid_p): Return true also for '~'.
6470         * config/i386/sse.md (i128): New mode_attr.
6471         (vec_extract_hi_<mode>, vec_extract_hi_<mode>,
6472         avx_vbroadcastf128_<mode>, *avx_vperm2f128<mode>_full,
6473         *avx_vperm2f128<mode>_nozero, vec_set_lo_<mode>,
6474         vec_set_hi_<mode>, *vec_concat<mode>_avx): Use <i128> in the
6475         patterns, use "<sseinsnmode>" for "mode" attribute.
6476         (vec_extract_hi_v16hi, vec_extract_hi_v32qi, vec_set_lo_v16hi,
6477         vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Use
6478         %~128 in the patterns, use "OI" for "mode" attribute.
6479
6480 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6481
6482         PR target/50447
6483         * config/avr/avr.md (adjust_len): Add alternatives "tsthi",
6484         "tstsi", "compare".
6485         (*cmpqi_sign_extend): Use s8_operand.
6486         (*cmphi, *cmpsi): Rewrite using avr_out_compare.
6487         * config/avr/avr-protos.h (compare_diff_p, compare_eq_p): Remove
6488         prototypes.
6489         (out_tsthi, out_tstsi): Remove prototypes.
6490         (avr_out_tsthi, avr_out_tstsi): New prototypes.
6491         * config/avr/avr.c (out_tsthi, out_tstsi): Remove functions.
6492         (avr_asm_len): Negative length now sets *plen to -length.
6493         (compare_sign_p): Return bool instead of int.
6494         (compare_diff_p, compare_eq_p): Ditto and make static.
6495         (avr_out_tsthi): New function.
6496         (avr_out_tstsi): New function.
6497         (avr_out_compare): New function.
6498         (adjust_insn_length): Handle ADJUST_LEN_TSTHI, ADJUST_LEN_TSTSI,
6499         ADJUST_LEN_COMPARE.
6500
6501 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6502
6503         PR target/50447
6504         * config/avr/avr.md: (adjust_len): Add alternative "out_plus".
6505         (addsi3): Rewrite using QI scratch register.  Adjust text
6506         peepholes using plus:SI.
6507         (*addsi3_zero_extend.hi): New insn.
6508         (*subsi3_zero_extend.hi): New insn.
6509         (*subhi3_zero_extend1): Set attribute "cc" to "set_czn".
6510         (*subsi3_zero_extend): Ditto.
6511         (subsi3): Change predicate #2 to register_operand.
6512         * config/avr/avr-protos.h (avr_out_plus): New prototype.
6513         (avr_out_plus_1): New static function.
6514         (avr_out_plus): New function.
6515         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS.
6516
6517 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
6518
6519         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): For
6520         GE/GT/UNLE/UNLT swap arguments and condition even for TARGET_AVX.
6521
6522 2011-09-23  Ian Lance Taylor  <iant@google.com>
6523
6524         * godump.c (go_define): Treat a single character in single quotes,
6525         or a string, as an operand.
6526
6527 2011-09-23  Martin Jambor  <mjambor@suse.cz>
6528
6529         * ipa-prop.h (jump_func_type): Updated comments.
6530         (ipa_known_type_data): New type.
6531         (ipa_jump_func): Use it to describe known type jump functions.
6532         * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Updated to
6533         reflect the new known type jump function contents.
6534         (compute_known_type_jump_func): Likewise.
6535         (combine_known_type_and_ancestor_jfs): Likewise.
6536         (try_make_edge_direct_virtual_call): Likewise.
6537         (ipa_write_jump_function): Likewise.
6538         (ipa_read_jump_function): Likewise.
6539         * ipa-cp.c (ipa_value_from_known_type_jfunc): New function.
6540         (ipa_value_from_jfunc): Use ipa_value_from_known_type_jfunc.
6541         (propagate_accross_jump_function): Likewise.
6542
6543 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6544
6545         PR target/50446
6546         * config/avr/avr.md (rotlqi3): Support all offsets 0..7.
6547         (rotlqi3_4): Turn insn into expander.
6548         (*rotlqi3): New insn.
6549         (rotlhi3, rotlsi3): Support rotate left/right by 1.
6550         (*rotlhi2.1, *rotlhi2.15): New insns.
6551         (*rotlsi2.1, *rotlsi2.31): New insns.
6552         * config/avr/constraints.md (C03, C05, C06, C07): New constraints.
6553
6554 2011-09-23  Bin Cheng  <bin.cheng@arm.com>
6555
6556         * config/arm/bpabi.h (BE8_LINK_SPEC): Add cortex-m arch and processors.
6557
6558 2011-09-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
6559
6560         * ipa-prop.c (ipa_print_node_jump_functions): Fix typos.
6561
6562 2011-09-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6563
6564         * reload.c (find_reloads): Set operand_mode to Pmode for address
6565         operands consisting of just a CONST_INT.
6566
6567 2011-09-22  Uros Bizjak  <ubizjak@gmail.com>
6568
6569         PR target/50482
6570         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
6571         blendv, force op_true to register if it doesn't satisfy
6572         nonimmediate_operand predicate.
6573
6574 2011-09-22  Richard Sandiford  <rdsandiford@googlemail.com>
6575
6576         PR middle-end/50113
6577         PR middle-end/50061
6578         * calls.c (emit_library_call_value_1): Use BLOCK_REG_PADDING to
6579         get the locate.where_pad value for register-only arguments.
6580         * config/arm/arm.c (arm_pad_arg_upward): Remove HFmode handling.
6581         (arm_pad_reg_upward): Handle null types.
6582
6583 2011-09-22  Jan Hubicka  <jh@suse.cz>
6584
6585         * ipa-inline-analysis.c: Fix overly long lines.
6586
6587 2011-09-22  Jan Hubicka  <jh@suse.cz>
6588
6589         * ipa-inline-transform.c (inline_call): Always update jump functions
6590         after inlining.
6591         * ipa-inline.c (ipa_inline): Likewise; do not call
6592         ipa_create_all_structures_for_iinln.
6593         (ipa_inline): Always free jump functions.
6594         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Remove hack.
6595         (remap_edge_predicates): Fix pasto.
6596         (inline_merge_summary): Remove nlined edge predicate; remove hack.
6597         (inline_analyze_function): Always initialize jump functions.
6598         (inline_generate_summary): Likewise.
6599         (inline_write_summary): Always write jump functions when ipa-cp
6600         is not doing that.
6601         (inline_read_summary): Always read jump functions when ipa-cp
6602         is not doing that.
6603         * ipa-prop.c (iinlining_processed_edges): Remove.
6604         (update_indirect_edges_after_inlining): Do not use
6605         iinlining_processed_edges; instead set param_index to -1.
6606         (propagate_info_to_inlined_callees): Only try to indirect inlining
6607         when asked to do so; update jump functions of indirect calls, too;
6608         remove jump functions of the inlined edge.
6609         (ipa_edge_duplication_hook): Do not copy iinlining_processed_edges.
6610         (ipa_create_all_structures_for_iinln): Remove.
6611         (ipa_free_all_structures_after_iinln): Do not free
6612         iinlining_processed_edges.
6613         * ipa-prop.h (ipa_create_all_structures_for_iinln): Remove.
6614
6615 2011-09-22  Richard Sandiford  <richard.sandiford@linaro.org>
6616
6617         * config/arm/predicates.md (expandable_comparison_operator): New
6618         predicate, extracted from...
6619         (arm_comparison_operator): ...here.
6620         * config/arm/arm.md (cbranchsi4, cbranchsf4, cbranchdf4, cbranchdi4)
6621         (cstoresi4, cstoresf4, cstoredf4, cstoredi4, movsicc, movsfcc)
6622         (movdfcc): Use expandable_comparison_operator.
6623
6624 2011-09-22  Georg-Johann Lay  <avr@gjlay.de>
6625
6626         PR target/50447
6627         PR target/50465
6628         * config/avr/avr-protos.h (avr_out_bitop): New prototype.
6629         (avr_popcount_each_byte): New prototype.
6630         * config/avr/avr.c (avr_popcount): New static function.
6631         (avr_popcount_each_byte): New function.
6632         (avr_out_bitop): New function.
6633         (adjust_insn_length): ADJUST_LEN_OUT_BITOP dispatches to
6634         avr_out_bitop.  Cleanup code.
6635         * config/avr/constraints.md (Ca2, Co2, Cx2): New constraints.
6636         (Ca4, Co4, Cx4): New constraints.
6637         * config/avr/avr.md (adjust_len): Add "out_bitop" insn attribute
6638         alternative.
6639         (andhi3, iorhi3, xorhi3): Rewrite insns using avr_out_bitop.
6640         (andsi3, iorsi3, xorsi3): Ditto.
6641         (*iorhi3_clobber, *iorsi3_clobber): Remove insns.
6642
6643 2011-09-22  Ira Rosen  <ira.rosen@linaro.org>
6644
6645         PR tree-optimization/50451
6646         * tree-vect-slp.c (vect_get_constant_vectors): Don't fail for
6647         constant operands in reduction.
6648         (vect_get_slp_defs): Don't create vector operand for NULL scalar
6649         operand.
6650
6651 2011-09-22  David S. Miller  <davem@davemloft.net>
6652
6653         * config/sparc/sparc.c (sparc_vis_init_builtins): Do not mark
6654         fpack16, fpack32, fpackfix as const.
6655
6656         * config/sparc/sparc.md (G[0-7]_REG, O[0-7]_REG, L[0-7]_REG,
6657         I[0-7]_REG, F[0-62]_REG, FCC[0-3]_REG, CC_REG, SFP_REG): New
6658         constants.  Use them everywhere.
6659
6660 2011-09-22  Oleg Endo  <oleg.endo@t-online.de>
6661
6662         * config/sh/sh.c (andcosts): Renamed to and_xor_ior_costs.
6663         Added AND special case.  Adapted comments.
6664         (sh_rtx_costs): Added XOR and IOR case.
6665
6666 2011-09-21  Jan Hubicka  <jh@suse.cz>
6667
6668         * ipa-inline-analsis.c (compute_inline_parameters): Set
6669         cfun and current_function_decl.
6670
6671 2011-09-21  Jan Hubicka  <jh@suse.cz>
6672
6673         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Allow
6674         handled components in parameter of builtin_constant_p.
6675         (will_be_nonconstant_predicate): Allow loads of non-SSA parameters.
6676
6677 2011-09-21  Jan Hubicka  <jh@suse.cz>
6678
6679         * ipa-inline.c (relative_time_benefit): Fix wrong bracketting.
6680         * ipa-inline.h (estimate_edge_time): Fix pasto.
6681         * ipa-inline-analysis.c (do_estiamte_edge_time): Remove capping.
6682
6683 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
6684
6685         * config/i386/i386.c (ix86_expand_sse_movcc): Use
6686         blendvps, blendvpd and pblendvb if possible.
6687
6688 2011-09-21  Uros Bizjak  <ubizjak@gmail.com>
6689
6690         PR target/50464
6691         * config/i386/sse.md (xop_pcmov_<mode><avxsizesuffix>): Change
6692         operand 1 predicate to register_operand and operand 2 predicate
6693         to nonimmediate_operand.
6694         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
6695         xop_pcmov, force op_true to register.  Also, force op_false to
6696         register if it doesn't satisfy nonimmediate_operand predicate.
6697
6698 2011-09-21  Kirill Yukhin  <kirill.yukhin@intel.com>
6699
6700         * config/i386/bmi2intrin.h (_mulx_u64): New.
6701         (_mulx_u32): Ditto.
6702
6703 2011-09-21  Jan Hubicka  <jh@suse.cz>
6704
6705         PR tree-optimization/50433
6706         * ipa-inline-analysis.c (eliminated_by_inlining_prob):
6707         Use get_base_address.
6708
6709 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
6710
6711         * config/i386/sse.md (<code><mode>3 smaxmin:VI124_128 expander): Use
6712         nonimmediate_operand instead of register_operand predicate for operands
6713         1 and 2, force them into registers if expanding them as comparison.
6714         (<code><mode>3 umaxmin:VI124_128 expander): Similarly.  For UMAX
6715         V8HImode force into register just operand 1.
6716
6717 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
6718
6719         PR target/45099
6720         * config/avr/avr.c (avr_function_arg_advance): Change error to
6721         warning if a fixed register is needed as function argument.
6722
6723 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
6724
6725         PR target/50449
6726         PR target/50465
6727         * config/avr/avr.md (adjust_len): New insn attribute.
6728         (*reload_insi, *reload_insf): Use it.
6729         (*movsi, *movsf): Use new interface of output_movsisf.
6730         * config/avr/avr-protos.h (output_movsisf): Change prototype.
6731         * config/avr/avr.c (output_movsisf): Ditto.
6732         (adjust_insn_length): Use insn attribute "adjust_len" to adjust
6733         lengths of insns *reload_insi, *reload_insf.
6734         (output_reload_insisf_1): New static function.
6735         (output_reload_insisf): Use it.
6736
6737 2011-09-21  David S. Miller  <davem@davemloft.net>
6738
6739         * config/sparc/sparc.c (def_builtin): Change from macro into function.
6740         (def_builtin_const): New.
6741         (sparc_vis_init_builtins): Use def_builtin_const for all VIS builtins
6742         other than alignaddr and falignaddr.
6743
6744         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE, UNSPEC_FCMPGT,
6745         UNSPEC_FCMPEQ): New unspec codes.
6746         (fcmple16_vis, fcmple32_vis, fcmpne16_vis, fcmpne32_vis, fcmpgt16_vis,
6747         fcmpgt32_vis, fcmpeq16_vis, fcmpeq32_vis): New patterns.
6748         * config/sparc/sparc.c (sparc_vis_init_builtins): Create builtins for
6749         new pixel compare VIS patterns.
6750         * config/sparc/visintrin.h (__vis_fcmple16, __vis_fcmple32,
6751         __vis_fcmpne16, __vis_fcmpne32, __vis_fcmpgt16, __vis_fcmpgt32,
6752         __vis_fcmpeq16, __vis_fcmpeq32): New.
6753         * doc/extend.texi: Document new pixel compare VIS intrinsics.
6754
6755 2011-09-21  Tom de Vries  <tom@codesourcery.com>
6756
6757         * final.c (final): Handle if JUMP_LABEL is not LABEL_P.
6758
6759 2011-09-20  David S. Miller  <davem@davemloft.net>
6760
6761         * config/sparc/sparc.md (UNSPEC_ALIGNADDRL): New unspec.
6762         (aligneddrl<P:mode>_vis): New pattern.
6763         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
6764         edge32l_vis): Adjust to take Pmode arguments, and return SImode.
6765         * config/sparc/sparc.c (sparc_vis_init_builtins): Handle new
6766         alignaddrl insn, and adjust edge operations for updated types.
6767         * config/sparc/visintrin.h: Likewise.
6768         * doc/extend.texi: Make typing in VIS documentation match reality.
6769
6770 2011-09-20  Terry Guo  <terry.guo@arm.com>
6771
6772         * config/arm/arm-arches.def: Add armv6s-m.
6773         * config/arm/arm-tables.opt: Regenerate.
6774
6775 2011-09-20  Wei Guozhi  <carrot@google.com>
6776
6777         PR rtl-optimization/49452
6778         * postreload.c (reload_combine): Invalidate use information when across
6779         volatile insn.
6780
6781 2011-09-19  Maxim Kuvyrkov  <maxim@codesourcery.com>
6782
6783         * haifa-sched.c (has_edge_p, prev_non_location_insn, check_cfg):
6784         Remove maintenance overhead.
6785         (haifa_sched_init, sched_finish): Update.
6786
6787 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
6788
6789         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use if_then_else RTX
6790         to calculate unit, prefix_rep and prefix_data16 attributes.
6791         (*mov<mode>_internal): Ditto for unit attribute.
6792         (*movv2sf_internal_rex64): Ditto for unit and prefix_rep attributes.
6793         (*movv2sf_internal): Ditto.
6794         * config/i386/sse.md (VI1248_256): Remove mode iterator.
6795         (avx2_eq<mode>3): Use VI_256 instead of VI1248_256.
6796         (*avx2_eq<mode>3): Ditto.
6797         (avx2_gt<mode>3): Ditto.
6798
6799 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
6800
6801         * config/i386/i386.md (maxmin): New code iterator.
6802         * config/i386/sse.md (<maxmin:code><mode>3): Macroize expander
6803         from <umaxmin:code><mode>3 and <smaxmin:code><mode>3 using maxmin
6804         code iterator.
6805         (*avx2_<maxmin:code><mode>3): Macroize isn from
6806         *avx2_<umaxmin:code><mode>3 and *avx2_<smaxmin:code><mode>3 using
6807         maxmin code iterator.
6808         (<smaxmin:code><VI124_128:mode>3): Merge with <smaxmin:code>v8hi3.
6809         (<umaxmin:code><VI124_128:mode>3): Merge with umaxv4si3 and
6810         <umaxmin:code>v16qi3.
6811
6812 2011-09-19  Alan Modra  <amodra@gmail.com>
6813             Michael Meissner  <meissner@linux.vnet.ibm.com>
6814
6815         PR target/50341
6816         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Do not
6817         split the load of the indirect function's TOC from the call to
6818         prevent the compiler from moving the load of the new TOC above
6819         code that references the current function's TOC.
6820         (call_indirect_aix<ptrsize>_internal): Ditto.
6821         (call_indirect_aix<ptrsize>_nor11): Ditto.
6822         (call_indirect_aix<ptrsize>_internal2): Ditto.
6823         (call_value_indirect_aix<ptrsize>): Ditto.
6824         (call_value_indirect_aix<ptrsize>_internal): Ditto.
6825         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
6826         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
6827
6828 2011-09-19  Jakub Jelinek  <jakub@redhat.com>
6829
6830         * config/i386/sse.md (*sse4_1_extractps): Change into
6831         define_insn_and_split, add =x 0 n and =x x n alternatives
6832         and split them after reload.
6833
6834 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
6835
6836         * tree.h (TREE_NOT_CHECK4): Rename from bogus NON_TREE_CHECK4.
6837
6838 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
6839
6840         * emit-rtl.c (copy_insn_1): Do not copy DEBUG_EXPRs.
6841
6842 2011-09-19  Ira Rosen  <ira.rosen@linaro.org>
6843
6844         PR tree-optimization/50413
6845         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
6846         a basic block if one of its data-refs can't be analyzed.
6847
6848 2011-09-19  Paul Brook  <paul@codesourcery.com>
6849
6850         * config/arm/predicates.md (shift_amount_operand): Check constant
6851         shift count is in range.
6852         (const_shift_operand): Remove.
6853
6854 2011-09-18  Eric Botcazou  <ebotcazou@adacore.com>
6855             Iain Sandoe  <developer@sandoe-acoustics.co.uk>
6856
6857         PR target/50091
6858         * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
6859         * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
6860
6861 2011-09-18  H.J. Lu  <hongjiu.lu@intel.com>
6862
6863         * config/i386/bmiintrin.h: Remove tmp.
6864         * config/i386/tbmintrin.h: Likewise.
6865
6866 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
6867
6868         PR tree-optimization/50414
6869         * tree-vect-slp.c (vect_get_constant_vectors): Handle MAX_EXPR and
6870         MIN_EXPR.
6871
6872 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
6873
6874         PR tree-optimization/50412
6875         * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
6876         acceses that require epilogue loop if vectorizing outer loop.
6877
6878 2011-09-17  David S. Miller  <davem@davemloft.net>
6879
6880         * config/sparc/sparc.md (UNSPEC_EDGE8, UNSPEC_EDGE8L,
6881         UNSPEC_EDGE16, UNSPEC_EDGE16L, UNSPEC_EDGE32, UNSPEC_EDGE32L):
6882         New unspecs.
6883         (define_attr type): New type 'edge'.
6884         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
6885         edge32l_vis): New patterns.
6886         * config/sparc/ultra1_2.md: Add insn reservation for 'edge'.
6887         * config/sparc/ultra3.md: Likewise.
6888         * config/sparc/niagara.md: Likewise.
6889         * config/sparc/niagara2.md: Likewise.
6890         * config/sparc/sparc.d (sparc_vis_init_builtins): Generate
6891         builtins for VIS edge instructions.
6892         * config/sparc/visintrin.h (__vis_edge8, __vis_edge8l)
6893         (__vis_edge16, __vis_edge16l, __vis_edge32, __vis_edge32l): New
6894         intrinsics.
6895         (__v8qi, __v4qi): Make unsigned.
6896         (__vis_faligndatadi, ___vis_faligndatav2si, __vis_faligndatav4hi,
6897         __vis_faligndatav8qi, __vis_fmul8x16au, __vis_fmul8x16al,
6898         __vis_fpack32): Fix types.
6899         * doc/extend.texi: Document new 'edge' VIS intrinsics.
6900
6901         * gcc/config/sparc/sparc.c (niagara2_costs): Adjust integer
6902         divide costs.
6903         (niagara3_costs): New.
6904         (sparc_option_override): Use it.
6905         * gcc/config/sparc/niagara2.md: Adjust with more accurate
6906         Niagara-3 reservations.
6907
6908 2011-09-17  Jakub Jelinek  <jakub@redhat.com>
6909
6910         * config/i386/sse.md (VIMAX_AVX2): Change V4DI to V2TI.
6911         (sse2_avx, sseinsnmode): Add V2TI.
6912         (REDUC_SMINMAX_MODE): New mode iterator.
6913         (reduc_smax_v4sf, reduc_smin_v4sf, reduc_smax_v8sf,
6914         reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df): Remove.
6915         (reduc_<code>_<mode>): New smaxmin and umaxmin expanders.
6916         (sse2_lshrv1ti3): Rename to...
6917         (<sse2_avx2>_lshr<mode>3): ... this.  Use VIMAX_AVX2 mode
6918         iterator.  Move before umaxmin expanders.
6919         * config/i386/i386.h (VALID_AVX256_REG_MODE,
6920         SSE_REG_MODE_P): Accept V2TImode.
6921         * config/i386/i386.c (ix86_expand_reduc): Handle V32QImode,
6922         V16HImode, V8SImode and V4DImode.
6923
6924         * config/i386/i386.c (ix86_build_const_vector): Handle V8SImode
6925         and V4DImode.
6926         (ix86_build_signbit_mask): Likewise.
6927         (ix86_expand_int_vcond): Likewise.  Handle V16HImode and V32QImode.
6928         (bdesc_args): Use CODE_FOR_{s,u}m{ax,in}v{32q,16h,8s}i3
6929         instead of CODE_FOR_avx2_{s,u}m{ax,in}v{32q,16h,8s}i3.
6930         * config/i386/sse.md (avx2_<code><mode>3 umaxmin expand): Rename to...
6931         (<code><mode>3) ... this.
6932         (avx2_<code><mode>3 smaxmin expand): Rename to...
6933         (<code><mode>3) ... this.
6934         (smax<mode>3, smin<mode>3): Macroize using smaxmin code iterator.
6935         (smaxv2di3, sminv2di3): Macroize using smaxmin code iterator and
6936         VI8_AVX2 mode iterator.
6937         (umaxv2di3, uminv2di3): Macroize using umaxmin code iterator and
6938         VI8_AVX2 mode iterator.
6939         (vcond<V_256:mode><VI_256:mode>, vcondu<V_256:mode><VI_256:mode>):
6940         New expanders.
6941
6942 2011-09-17  Richard Sandiford  <rdsandiford@googlemail.com>
6943
6944         * config/ia64/itanium2.md: Use match_test rather than eq/ne symbol_ref
6945         throughout file.
6946
6947 2011-09-16  David S. Miller  <davem@davemloft.net>
6948
6949         * config/sparc/visintrin.h: New file.
6950         * config.gcc: Add it to extra_headers on sparc.
6951
6952 2011-09-16  Jakub Jelinek  <jakub@redhat.com>
6953
6954         * config/i386/i386.c (ix86_expand_reduc_v4sf): Rename to ...
6955         (ix86_expand_reduc): ... this.  Handle also V8SFmode and V4DFmode.
6956         * config/i386/sse.md (reduc_splus_v4sf, reduc_smax_v4sf,
6957         reduc_smin_v4sf): Adjust callers.
6958         (reduc_smax_v8sf, reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df):
6959         New expanders.
6960
6961         * config/i386/sse.md (vec_extract_hi_<mode>,
6962         vec_extract_hi_v16hi, vec_extract_hi_v32qi): Use
6963         vextracti128 instead of vextractf128 for -mavx2 and
6964         integer vectors.  For V4DFmode fix up mode attribute.
6965         (VEC_EXTRACT_MODE): For TARGET_AVX add 32-byte vectors.
6966         (vec_set_lo_<mode>, vec_set_hi_<mode>): For VI8F_256 modes use V4DF
6967         instead of V8SF mode attribute.
6968         (avx2_extracti128): Change into define_expand.
6969         * config/i386/i386.c (ix86_expand_vector_extract): Handle
6970         32-byte vector modes if TARGET_AVX.
6971
6972 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
6973
6974         * config/avr/avr.md: (umulqihi3, mulqihi3): Write as one pattern.
6975         (umulqi3_highpart, smulqi3_highpart): Ditto.
6976         (*maddqihi4.const, *umaddqihi4.uconst): Ditto.
6977         (*msubqihi4.const, *umsubqihi4.uconst): Ditto.
6978         (*muluqihi3.uconst, *mulsqihi3.sconst): Ditto.
6979
6980 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
6981
6982         PR target/50358
6983         * config/avr/avr.md (*ashiftqihi2.signx.1): New insn.
6984         (*maddqi4, *maddqi4.const): New insns.
6985         (*msubqi4, *msubqi4.const): New insns.
6986         * config/avr/avr.c (avr_rtx_costs): Record costs of above in cases
6987         PLUS:QI and MINUS:QI.  Increase costs of multiply-add/-sub for
6988         HImode by 1 in the case of multiplying with a CONST_INT.
6989         Record cost of *ashiftqihi2.signx.1 in case ASHIFT:QI.
6990
6991 2011-09-15   Jan Hubicka  <jh@suse.cz>
6992
6993         PR lto/50430
6994         * gimple-fold.c (gimple_get_virt_method_for_binfo): Do not ICE on
6995         error_mark_node in the DECL_INITIAL of vtable.
6996
6997 2011-09-15   Diego Novillo  <dnovillo@google.com>
6998
6999         * Makefile.in (SYSROOT_CFLAGS_FOR_TARGET): Define from
7000         @SYSROOT_CFLAGS_FOR_TARGET@.
7001         * configure.ac (SYSROOT_CFLAGS_FOR_TARGET): Set from build-sysroot.
7002         * configure: Regenerate.
7003         (site.exp): Add definition of TEST_ALWAYS_FLAGS.
7004         Remove setting of GCC_UNDER_TEST.
7005
7006 2011-09-15  Uros Bizjak  <ubizjak@gmail.com>
7007
7008         * config/i386/i386.c (output_fp_compare): Return %v prefixed
7009         instruction mnemonics for TARGET_AVX.
7010
7011         * config/i386/i386.md (*movdf_internal_rex64): use cond RTX in
7012         "type" attribute calculation.
7013         (*movdf_internal): Ditto.
7014         (*movsf_internal): Ditto.
7015
7016 2011-09-15  James Greenhalgh  <james.greenhalgh@arm.com>
7017
7018         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): New builtin macro.
7019
7020 2011-09-15  Jason Merrill  <jason@redhat.com>
7021
7022         PR c++/50361
7023         * expr.c (count_type_elements): Handle NULLPTR_TYPE.
7024
7025 2011-09-15  Jan Hubicka  <jh@suse.cz>
7026
7027         * ipa-inline-analysis.c (add_condition): Add conditions parameter;
7028         simplify obviously true clauses.
7029         (and_predicates, or_predicates): Add conditions parameter.
7030         (inline_duplication_hoook): Update.
7031         (mark_modified): New function.
7032         (unmodified_parm): New function.
7033         (eliminated_by_inlining_prob, (set_cond_stmt_execution_predicate,
7034         set_switch_stmt_execution_predicate, will_be_nonconstant_predicate):
7035         Use unmodified_parm.
7036         (estimate_function_body_sizes): Update.
7037         (remap_predicate): Update.
7038
7039 2011-09-15  Ira Rosen  <ira.rosen@linaro.org>
7040
7041         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Allow
7042         read-after-read dependencies in basic block SLP.
7043
7044 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7045
7046         * config/sparc/sparc.md: Use match_test rather than eq/ne symbol_ref
7047         throughout file.
7048
7049 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7050
7051         * config/sh/sh.md: Use match_test rather than eq/ne symbol_ref
7052         throughout file.
7053
7054 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7055
7056         * config/s390/s390.md: Use match_test rather than eq/ne symbol_ref
7057         throughout file.
7058
7059 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7060
7061         * config/rs6000/rs6000.md: Use match_test rather than eq/ne symbol_ref
7062         throughout file.
7063         * config/rs6000/constraints.md: Likewise.
7064
7065 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7066
7067         * config/microblaze/microblaze.md: Use match_test rather than
7068         eq/ne symbol_ref throughout file.
7069
7070 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7071
7072         * config/bfin/bfin.md: Use match_test rather than eq/ne symbol_ref
7073         throughout file.
7074
7075 2011-09-14  Tom de Vries  <tom@codesourcery.com>
7076
7077         PR middle-end/50251
7078         * explow.c (emit_stack_restore): Set crtl->need_drap if
7079         stack_restore is emitted.
7080
7081 2011-09-14  Julian Brown  <julian@codesourcery.com>
7082
7083         * config/arm/arm.c (arm_override_options): Add unaligned_access
7084         support.
7085         (arm_file_start): Emit attribute for unaligned access as appropriate.
7086         * config/arm/arm.md (UNSPEC_UNALIGNED_LOAD)
7087         (UNSPEC_UNALIGNED_STORE): Add constants for unspecs.
7088         (insv, extzv): Add unaligned-access support.
7089         (extv): Change to expander. Likewise.
7090         (extzv_t1, extv_regsi): Add helpers.
7091         (unaligned_loadsi, unaligned_loadhis, unaligned_loadhiu)
7092         (unaligned_storesi, unaligned_storehi): New.
7093         (*extv_reg): New (previous extv implementation).
7094         * config/arm/arm.opt (munaligned_access): Add option.
7095         * config/arm/constraints.md (Uw): New constraint.
7096         * expmed.c (store_bit_field_1): Adjust bitfield numbering according
7097         to size of access, not size of unit, when BITS_BIG_ENDIAN !=
7098         BYTES_BIG_ENDIAN. Don't use bitfield accesses for
7099         volatile accesses when -fstrict-volatile-bitfields is in effect.
7100         (extract_bit_field_1): Likewise.
7101
7102 2011-09-14  Richard Sandiford  <richard.sandiford@linaro.org>
7103
7104         * simplify-rtx.c (simplify_subreg): Check that the inner mode is
7105         a scalar integer before applying integer-only optimisations to
7106         inner arithmetic.
7107
7108 2011-09-14  Bernd Schmidt  <bernds@codesourcery.com>
7109
7110         * config/mips/mips.c (mips_expand_epilogue): Generate a
7111         simple_return only if the return address is in r31.
7112
7113 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
7114
7115         * cfgcleanup.c (try_head_merge_bb): If get_condition returns
7116         NULL for a jump that is a cc0 insn, pick the previous insn for
7117         move_before.
7118
7119 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7120
7121         * config/v850/v850.md: Use match_test rather than eq/ne symbol_ref
7122         throughout file.
7123
7124 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7125
7126         * config/pa/pa.md: Use match_test rather than eq/ne symbol_ref
7127         throughout file.
7128
7129 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7130
7131         * config/mn10300/mn10300.md: Use match_test rather than eq/ne
7132         symbol_ref throughout file.
7133
7134 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7135
7136         * config/m68k/m68k.md: Use match_test rather than eq/ne symbol_ref
7137         throughout file.
7138
7139 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7140
7141         * config/h8300/h8300.md: Use match_test rather than eq/ne symbol_ref
7142         throughout file.
7143
7144 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7145
7146         * config/arm/arm.md: Use match_test rather than eq/ne symbol_ref
7147         throughout file.
7148         * config/arm/neon.md: Likewise.
7149         * config/arm/vfp.md: Likewise.
7150         * config/arm/thumb2.md: Likewise.
7151         * config/arm/cortex-m4.md: Likewise.
7152
7153 2011-09-13  Sevak Sargsyan <sevak.sargsyan@ispras.ru>
7154
7155         * config/arm/neon.md (neon_vabd<mode>_2, neon_vabd<mode>_3): New
7156         define_insn patterns for combine.
7157
7158 2011-09-13  Giuseppe Scrivano  <gscrivano@gnu.org>
7159
7160         * reorg.c: Always define make_return_insns.
7161
7162 2011-09-13  Jan Hubicka  <jh@suse.cz>
7163
7164         PR other/49533
7165         * cgraphunit.c (assemble_thunks_and_aliases): Force alias to be output.
7166
7167 2011-09-13  Jan Hubicka  <jh@suse.cz>
7168
7169         PR other/49533
7170         * ipa-inline-transform.c (can_remove_node_now_p): Fix thunkos.
7171
7172 2011-09-13  Paul Brook  <paul@codesourcery.com>
7173
7174         * config/arm/arm.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7175         (ARM_TARGET2_DWARF_FORMAT): Provide default definition.
7176         * config/arm/linux-eabi.h (ARM_TARGET2_DWARF_FORMAT): Define.
7177         * config/arm/symbian.h (ARM_TARGET2_DWARF_FORMAT): Define.
7178         * config/arm/uclinux-eabi.h(ARM_TARGET2_DWARF_FORMAT): Define.
7179         * config/arm/t-bpabi (EXTRA_HEADERS): Add unwind-arm-common.h.
7180         * config/arm/t-symbian (EXTRA_HEADERS): Add unwind-arm-common.h.
7181         * config/c6x/c6x.c (c6x_output_file_unwind): Don't rely on dwarf2 code
7182         enabling unwind tables.
7183         (c6x_debug_unwind_info): New function.
7184         (TARGET_ARM_EABI_UNWINDER): Define.
7185         (TARGET_DEBUG_UNWIND_INFO): Define.
7186         * config/c6x/c6x.h (DWARF_FRAME_RETURN_COLUMN): Define.
7187         (TARGET_EXTRA_CFI_SECTION): Remove.
7188         * config/c6x/t-c6x-elf (EXTRA_HEADERS): Set.
7189         * ginclude/unwind-arm-common.h: New file.
7190
7191 2011-09-13  Georg-Johann Lay  <avr@gjlay.de>
7192
7193         PR target/50358
7194         * config/avr/predicates.md (const_1_to_6_operand): New predicate.
7195         * config/avr/avr.md: (extend_s): New code attribute.
7196         (mul_r_d): New code attribute.
7197         (*maddqihi4, *umaddqihi4): New insns.
7198         (*msubqihi4, *umsubqihi4): New insns.
7199         (*usmaddqihi4, *sumaddqihi4): New insns.
7200         (*usmsubqihi4, *susubdqihi4): New insns.
7201         (*umaddqihi4.uconst, *maddqihi4.sconst): New insn-and-splits.
7202         (*umsubqihi4.uconst, *msubqihi4.sconst): New insn-and-splits.
7203         (*umsubqihi4.uconst.ashift): New insn-and-split.
7204         (*msubqihi4.sconst.ashift): New insn-and-split.
7205         (*sumaddqihi4.uconst): New insn-and-split.
7206         (*sumsubqihi4.uconst): New insn-and-split.
7207         * config/avr/avr.c (avr_rtx_costs): Report costs of above in case
7208         PLUS:HI and MINUS:HI.
7209
7210 2011-09-13  Revital Eres  <revital.eres@linaro.org>
7211
7212         modulo-sched.c (remove_node_from_ps): Return void instead of bool.
7213         (optimize_sc): Adjust call to remove_node_from_ps.
7214         (sms_schedule): Add print info.
7215
7216 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
7217
7218         * rtl.c (copy_rtx): Do not handle frame_related, jump or call
7219         flags specially.
7220
7221 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7222
7223         PR bootstrap/50010
7224         * dwarf2cfi.c (add_cfis_to_fde): Ignore non-active insns in between
7225         NOTE_INSN_CFI notes, with the exception of
7226         NOTE_INSN_SWITCH_TEXT_SECTIONS.
7227
7228 2011-09-12  Bernd Schmidt  <bernds@codesourcery.com>
7229             Richard Sandiford  <rdsandiford@googlemail.com>
7230
7231         * config/mips/mips.c (mips_epilogue): New structure.
7232         (mips16e_save_restore_reg): Queue REG_CFA_RESTORE notes when
7233         restoring registers.
7234         (mips_epilogue_emit_cfa_restores): New function.
7235         (mips_epilogue_set_cfa): Likewise.
7236         (mips_restore_reg): Queue REG_CFA_RESTORE notes.  When restoring
7237         the current CFA register from the stack, redefine the CFA in terms
7238         of the stack pointer.
7239         (mips_expand_epilogue): Set up mips_epilogue.  Attach CFA information
7240         to the epilogue instructions.
7241
7242 2011-09-12  Richard Sandiford  <rdsandiford@googlemail.com>
7243
7244         * config/mips/mips.c (mips16e_save_restore_reg): Add a reg_parm_p
7245         argument.
7246         (mips16e_build_save_restore): Update accordingly.
7247
7248 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7249
7250         PR rtl-optimization/50212
7251         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7252         Skip also lps with NULL landing_pad or non-LABEL_P landing_pad.
7253
7254         PR debug/50299
7255         * calls.c (load_register_parameters): Use use_reg_mode instead
7256         of use_reg when adding a single register CALL_INSN_FUNCTION_USAGE
7257         entry.
7258         (expand_call): Set EXPR_LIST mode to TYPE_MODE of the argument
7259         for stack CALL_INSN_FUNCTION_USAGE uses.
7260         * expr.h (use_reg_mode): New prototype.
7261         (use_reg): Changed into inline around use_reg_mode.
7262         * expr.c (use_reg): Renamed to...
7263         (use_reg_mode): ... this.  Added MODE argument, set EXPR_LIST
7264         mode to that mode instead of VOIDmode.
7265         * var-tracking.c (prepare_call_arguments): Don't track parameters
7266         whose EXPR_LIST mode is VOIDmode, BLKmode or X mode isn't convertible
7267         to it using lowpart_subreg.  Convert VALUE and REG/MEM to the
7268         EXPR_LIST mode.
7269
7270 2011-09-12  Georg-Johann Lay  <avr@gjlay.de>
7271
7272         PR target/43746
7273         * config/avr/avr.c (AVR_SECTION_PROGMEM): New Define.
7274         (progmem_section): New Variable.
7275         (avr_asm_init_sections): Initialize it.
7276         (TARGET_ASM_SELECT_SECTION): Define to...
7277         (avr_asm_select_section): ... this new Function.
7278         (avr_replace_prefix): New Function.
7279         (avr_asm_function_rodata_section): Use it.
7280         (avr_insert_attributes): Don't add section attribute for PROGMEM.
7281         (avr_section_type_flags): Use avr_progmem_p instead of section
7282         name to detect if object is in PROGMEM.
7283         (avr_asm_named_section): Set section name prefix for objects in
7284         PROGMEM.
7285
7286 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7287
7288         PR bootstrap/50352
7289         * config/arm/arm.md (*push_fp_multi): Add % before %( and %) in the
7290         sprintf format string.
7291
7292 2011-09-12  Richard Guenther  <rguenther@suse.de>
7293
7294         PR tree-optimization/50343
7295         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check
7296         that the reduction is over an SSA name before checking its definition.
7297
7298 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
7299
7300         * config/cris/cris.md: Use match_test rather than eq/ne symbol_ref
7301         throughout file.
7302
7303 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
7304
7305         * config/mips/mips.md: Use match_test rather than eq/ne symbol_ref
7306         throughout file.
7307         * config/mips/sb1.md: Likewise.
7308         * config/mips/predicates.md: Replace (match_test "!...")
7309         with (not (match_test "..."))
7310         * config/mips/constraints.md: Likewise.
7311
7312 2011-09-09  Andrew Stubbs  <ams@codesourcery.com>
7313
7314         * config/arm/arm-cores.def (generic-armv7-a): New architecture.
7315         * config/arm/arm-tables.opt: Regenerate.
7316         * config/arm/arm-tune.md: Regenerate.
7317         * config/arm/arm.c (arm_file_start): Output .arch directive when
7318         user passes -mcpu=generic-*.
7319         (arm_issue_rate): Add genericv7a support.
7320         * config/arm/arm.h (EXTRA_SPECS): Add asm_cpu_spec.
7321         (ASM_CPU_SPEC): New define.
7322         * config/arm/elf.h (ASM_SPEC): Use %(asm_cpu_spec).
7323         * config/arm/semi.h (ASM_SPEC): Likewise.
7324         * doc/invoke.texi (ARM Options): Document -mcpu=generic-*
7325         and -mtune=generic-*.
7326
7327 2011-09-09  Richard Guenther  <rguenther@suse.de>
7328
7329         PR tree-optimization/50328
7330         * tree-vect-loop.c (vect_is_simple_reduction_1): Allow one
7331         constant or default-def operand.
7332
7333 2011-09-09  Richard Guenther  <rguenther@suse.de>
7334
7335         * tree-ssa-pre.c (create_expression_by_pieces): Fold the
7336         last statement.
7337
7338 2011-09-09  Richard Guenther  <rguenther@suse.de>
7339
7340         * gimple.h (fold_stmt_inplace): Adjust to take a gimple_stmt_iterator
7341         instead of a statement.
7342         * gimple-fold.c (fold_stmt_inplace): Likewise.
7343         * sese.c (graphite_copy_stmts_from_block): Adjust.
7344         * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7345         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Use
7346         fold_stmt.
7347         (forward_propagate_addr_into_variable_array_index): Likewise.
7348         (forward_propagate_addr_expr_1): adjust.
7349         (associate_plusminus): Likewise.
7350         (ssa_forward_propagate_and_combine): Likewise.
7351         * tree-ssa-mathopts.c (replace_reciprocal): Adjust.
7352         (execute_cse_reciprocals): Likewise.
7353         * tree-ssa.c (insert_debug_temp_for_var_def): Adjust.
7354
7355 2011-09-09  Nick Clifton  <nickc@redhat.com>
7356
7357         * config/mn10300/mn10300.c (mn10300_split_and_operand_count):
7358         Return a positive value to indicate that the bits at the
7359         bottom of the register should be cleared.
7360
7361 2011-09-09  Richard Guenther  <rguenther@suse.de>
7362
7363         * tree-ssa-operands.c (swap_tree_operands): Always adjust
7364         existing operand positions.
7365
7366 2011-09-09  Richard Guenther  <rguenther@suse.de>
7367
7368         PR middle-end/50333
7369         * tree-data-ref.c (split_constant_offset): Do not try to handle
7370         ternary ops.
7371
7372 2011-09-08  Andrew Stubbs  <ams@codesourcery.com>
7373
7374         PR tree-optimization/50318
7375         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Correct
7376         typo in use of mult_rhs1 and mult_rhs2.
7377
7378 2011-09-08  Uros Bizjak  <ubizjak@gmail.com>
7379
7380         * config/i386/i386.c (standard_sse_constant_p): Handle AVX2 modes.
7381         (standard_sse_constant_opcode) <case 2>: Change vpcmpeqd template.
7382
7383 2011-09-08  Bernd Schmidt  <bernds@codesourcery.com>
7384
7385         * config/arm/arm.md (push_multi): Emit predicates.
7386         (push_fp_multi): Likewise.
7387         * config/arm/arm.c (vfp_output_fstmd): Likewise.
7388
7389 2011-09-08  Dodji Seketeli  <dodji@redhat.com>
7390
7391         PR c++/33255 - Support -Wunused-local-typedefs warning
7392         * c-decl.c (lookup_name): Use the new maybe_record_typedef_use.
7393         (pushdecl): Use the new record_locally_defined_typedef.
7394         (store_parm_decls): Allocate cfun->language.
7395         (finish_function): Use the new maybe_warn_unused_local_typedefs,
7396         and free cfun->language.
7397         (c_push_function_context): Allocate cfun->language here only if needed.
7398         (c_pop_function_context): Likewise, mark cfun->language
7399         for collection only when it should be done.
7400         * c-common.c (handle_used_attribute): Don't ignore TYPE_DECL nodes.
7401         * c-typeck.c (c_expr_sizeof_type, c_cast_expr): Use the new
7402         maybe_record_local_typedef_use.
7403         * doc/invoke.texi: Update documentation for
7404         -Wunused-local-typedefs.
7405
7406 2011-09-08  Enkovich Ilya  <ilya.enkovich@intel.com>
7407
7408         * config/i386/i386-protos.h (ix86_lea_outperforms): New.
7409         (ix86_avoid_lea_for_add): Likewise.
7410         (ix86_avoid_lea_for_addr): Likewise.
7411         (ix86_split_lea_for_addr): Likewise.
7412
7413         * config/i386/i386.c (LEA_MAX_STALL): New.
7414         (increase_distance): Likewise.
7415         (insn_defines_reg): Likewise.
7416         (insn_uses_reg_mem): Likewise.
7417         (distance_non_agu_define_in_bb): Likewise.
7418         (distance_agu_use_in_bb): Likewise.
7419         (ix86_lea_outperforms): Likewise.
7420         (ix86_ok_to_clobber_flags): Likewise.
7421         (ix86_avoid_lea_for_add): Likewise.
7422         (ix86_avoid_lea_for_addr): Likewise.
7423         (ix86_split_lea_for_addr): Likewise.
7424         (distance_non_agu_define): Search in pred BBs added.
7425         (distance_agu_use): Search in succ BBs added.
7426         (IX86_LEA_PRIORITY): Value changed from 2 to 0.
7427         (LEA_SEARCH_THRESHOLD): Now depends on LEA_MAX_STALL.
7428         (ix86_lea_for_add_ok): Use ix86_lea_outperforms to make decision.
7429
7430         * config/i386/i386.md: Split added to transform non destructive
7431         add into move and add.
7432         (lea_1): transformed into insn_and_split to avoid AGU stalls.
7433         (lea<mode>_2): Likewise.
7434
7435 2011-09-08  Martin Jambor  <mjambor@suse.cz>
7436
7437         PR tree-optimization/50287
7438         * ipa-split.c (split_function): Do not create SSA names for
7439         non-gimple-registers.
7440
7441 2011-09-08  Richard Guenther  <rguenther@suse.de>
7442
7443         PR tree-optimization/19831
7444         * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Also
7445         skip builtins with vdefs that do not really store something.
7446         (propagate_necessity): For calls to free that we can associate
7447         with an allocation function do not mark the freed pointer
7448         definition necessary.
7449         (eliminate_unnecessary_stmts): Remove a call to free if
7450         the associated call to an allocation function is not necessary.
7451
7452 2011-09-08  Richard Guenther  <rguenther@suse.de>
7453
7454         PR tree-optimization/19831
7455         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark
7456         allocation functions as necessary.
7457
7458 2011-09-08  Iain Sandoe  <iains@gcc.gnu.org>
7459
7460         * config/darwin-driver.c (darwin_find_version_from_kernel): New routine
7461         cut from ...
7462         (darwin_default_min_version): Amended to provide defaults
7463         for the cross directory case.
7464         (darwin_driver_init): call darwin_default_min_version unconditionally.
7465         * config/darwin.h (DEF_MIN_OSX_VERSION): New.
7466         * config/darwin9.h: Likewise.
7467         * config/darwin10.h: Likewise.
7468         * config/rs6000/darwin7.h: Likewise.
7469
7470 2011-09-08  Jakub Jelinek  <jakub@redhat.com>
7471
7472         PR target/50310
7473         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
7474         code early if TARGET_AVX.
7475         (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
7476
7477 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
7478
7479         * config/i386/sse.md (sseinsnmode): Remove 32-byte integer vector
7480         duplicates.
7481
7482         PR target/50310
7483         * config/i386/sse.md (*andnot<mode>3, *<code><mode>3): Fix up
7484         "mode" attribute computation.
7485
7486 2011-09-07  Bernd Schmidt  <bernds@codesourcery.com>
7487
7488         * regrename.c (struct du_head): Make nregs signed.
7489         (closed_chains): Remove.
7490         (create_new_chain): Return the new chain.
7491         (chain_from_id): New static function.
7492         (dump_def_use_chain): Change argument to be an int, indicating
7493         the first ID to print.  All callers changed.
7494         (merge_overlapping_regs): Use chain_from_id.  Assert that
7495         chains don't conflict with themselves.
7496         (rename_chains): Take no argument.  Iterate over id_to_chain
7497         rather to find chains to rename.  Clear tick before the main loop.
7498         (struct incoming_reg_info): New struct.
7499         (struct bb_rename_info): New struct.
7500         (init_rename_info, set_incoming_from_chain, merge_chains): New
7501         static functions.
7502         (regrename_analyze): New static function, broken out of
7503         regrename_optimize.  Record and make use of open chain information
7504         at basic block boundaries, and merge chains where possible.
7505         (scan_rtx_reg): Make this_nregs signed.  Don't update
7506         closed_chains.
7507         (build_def_use): Return a bool to indicate success.  All callers
7508         changed.  Don't initialize global data here.
7509         (regrename_optimize): Move most code out of here into
7510         regrename_analyze.
7511         * regs.h (add_range_to_hard_reg_set, remove_range_from_hard_reg_set,
7512         range_overlaps_hard_reg_set_p, range_in_hard_reg_set_p): New
7513         static inline functions.
7514         * vec.h (FOR_EACH_VEC_ELT_FROM): New macro.
7515
7516         * bb-reorder.c (insert_section_boundary_note): Don't check
7517         optimize_function_for_speed_p.
7518         (gate_handle_partition_blocks): Do it here instead.
7519         (gate_handle_reorder_blocks): Move preliminary checks here ...
7520         (rest_of_handle_reorder_blocks): ... from here.
7521
7522 2011-09-07  Martin Jambor  <mjambor@suse.cz>
7523
7524         PR middle-end/50301
7525         * ipa-cp.c (find_more_values_for_callers_subset): Check jump
7526         function index bounds.
7527         (perhaps_add_new_callers): Likewise.
7528
7529 2011-09-07  Martin Jambor  <mjambor@suse.cz>
7530
7531         PR tree-optimization/49911
7532         * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
7533         enumerations to the corresponding plain integer type.
7534
7535 2011-09-07  Richard Guenther  <rguenther@suse.de>
7536
7537         PR tree-optimization/50319
7538         * tree-if-conv.c (set_bb_predicate): Assert we only set
7539         canonical predicates.
7540         (add_to_predicate_list): Simplify.  Allow TRUTH_NOT_EXPR
7541         around canonical predicates.
7542         (predicate_bbs): Do not re-gimplify already canonical
7543         predicates.  Properly unshare them though.
7544         (find_phi_replacement_condition): Simplify.
7545
7546 2011-09-07  Richard Sandiford  <richard.sandiford@linaro.org>
7547
7548         PR target/49030
7549         * config/arm/arm-protos.h (maybe_get_arm_condition_code): Declare.
7550         * config/arm/arm.c (maybe_get_arm_condition_code): New function,
7551         reusing the old code from get_arm_condition_code.  Return ARM_NV
7552         for invalid comparison codes.
7553         (get_arm_condition_code): Redefine in terms of
7554         maybe_get_arm_condition_code.
7555         * config/arm/predicates.md (arm_comparison_operator): Use
7556         maybe_get_arm_condition_code.
7557
7558 2011-09-07  Richard Guenther  <rguenther@suse.de>
7559
7560         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
7561         Canonicalize negated predicates by swapping edges.
7562         (forward_propagate_into_cond): Likewise.
7563
7564 2011-09-07  Richard Guenther  <rguenther@suse.de>
7565
7566         PR tree-optimization/50213
7567         * tree-flow.h (simple_iv_increment_p): Declare.
7568         * tree-ssa-dom.c (simple_iv_increment_p): Export.  Also handle
7569         POINTER_PLUS_EXPR.
7570         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Do
7571         not propagate simple IV counter increments.
7572
7573 2011-09-07  Eric Botcazou  <ebotcazou@adacore.com>
7574             Iain Sandoe  <iains@gcc.gnu.org>
7575
7576         * config/rs6000/rs6000.c (compute_save_world_info): Test
7577         cfun->has_nonlocal_label to determine if the out-of-line save
7578         world call may be used.
7579
7580 2011-09-07  Nick Clifton  <nickc@redhat.com>
7581
7582         * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Set the jump
7583         label on the parallel part of the insn.
7584
7585 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
7586
7587         PR debug/50191
7588         * dwarf2out.c (mem_loc_descriptor) <case MEM>: Try
7589         avoid_constant_pool_reference first instead of last.
7590
7591 2011-09-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
7592
7593         * doc/configfiles.texi (Configuration Files): Update documentation
7594         about tm_p.h and remove FIXME comment.
7595
7596 2011-09-06  Uros Bizjak  <ubizjak@gmail.com>
7597
7598         * config/i386/i386.c (ix86_function_value_regno_p): Use AX_REG.
7599         (function_value_32): Do not check TARGET_MMX, TARGET_SSE or TARGET_AVX.
7600
7601 2011-09-06  Iain Sandoe  <iains@gcc.gnu.org>
7602
7603         * config/darwin10.h Remove duplicate LIB_SPEC.
7604
7605 2011-09-06  Enkovich Ilya  <ilya.enkovich@intel.com>
7606
7607         PR middle-end/44382
7608         * target.def (reassociation_width): New hook.
7609
7610         * doc/tm.texi.in (reassociation_width): Likewise.
7611
7612         * doc/tm.texi (reassociation_width): Likewise.
7613
7614         * doc/invoke.texi (tree-reassoc-width): New param documented.
7615
7616         * hooks.h (hook_int_uint_mode_1): New default hook.
7617
7618         * hooks.c (hook_int_uint_mode_1): Likewise.
7619
7620         * config/i386/i386.h (ix86_tune_indices): Add
7621         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
7622
7623         (TARGET_REASSOC_INT_TO_PARALLEL): New.
7624         (TARGET_REASSOC_FP_TO_PARALLEL): Likewise.
7625
7626         * config/i386/i386.c (initial_ix86_tune_features): Add
7627         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
7628
7629         (ix86_reassociation_width): New function.
7630
7631         * params.def (PARAM_TREE_REASSOC_WIDTH): New param added.
7632
7633         * tree-ssa-reassoc.c (get_required_cycles): New function.
7634         (get_reassociation_width): Likewise.
7635         (swap_ops_for_binary_stmt): Likewise.
7636         (rewrite_expr_tree_parallel): Likewise.
7637
7638         (rewrite_expr_tree): Refactored.  Part of code moved into
7639         swap_ops_for_binary_stmt.
7640
7641         (reassociate_bb): Now checks reassociation width to be used and
7642         call rewrite_expr_tree_parallel instead of rewrite_expr_tree if needed.
7643
7644 2011-09-06  Richard Guenther  <rguenther@suse.de>
7645
7646         PR tree-optimization/47025
7647         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): BUILT_IN_VA_END
7648         uses nothing.
7649         (call_may_clobber_ref_p_1): BUILT_IN_VA_END is a barrier like
7650         BUILT_IN_FREE.
7651         (stmt_kills_ref_p_1): BUILT_IN_VA_END kills what its argument
7652         definitely points to.
7653         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7654         BUILT_IN_VA_START doesn't let its va_list argument escape.
7655         * tree-ssa-dce.c (propagate_necessity): BUILT_IN_VA_END does
7656         not make any previous stores necessary.
7657
7658 2011-09-06  Martin Jambor  <mjambor@suse.cz>
7659
7660         * ipa-inline.h (struct inline_summary): Move versionable flag...
7661         * cgraph.h (struct cgraph_local_info): ...here
7662         * ipa-cp.c (determine_versionability): Use the new versionable flag.
7663         (determine_versionability): Likewise.
7664         (ipcp_versionable_function_p): Likewise.
7665         (ipcp_generate_summary): Likewise.
7666         * ipa-inline-analysis.c (dump_inline_summary): Do not dump the
7667         versionable flag.
7668         (compute_inline_parameters): Do not clear the versionable flag.
7669         (inline_read_section): Do not stream the versionable flag.
7670         (inline_write_summary): Likewise.
7671         * lto-cgraph.c (lto_output_node): Stream the versionable flag.
7672         (input_overwrite_node): Likewise.
7673
7674 2011-09-06  Richard Guenther  <rguenther@suse.de>
7675
7676         PR tree-optimization/48149
7677         * tree-ssa-sccvn.c (vn_get_expr_for): Simplify.  Fix tuplification bug.
7678         (vn_valueize): Move earlier.
7679         (valueize_expr): Use vn_valueize.
7680         (simplify_binary_expression): Simplify, also combine COMPLEX_EXPR
7681         operands.
7682         (simplify_unary_expression): Simplify.
7683
7684 2011-09-06  Richard Guenther  <rguenther@suse.de>
7685
7686         PR tree-optimization/48317
7687         * tree-ssa-sccvn.h (struct vn_nary_op_s): Make op a true
7688         trailing array.
7689         (sizeof_vn_nary_op): New inline function.
7690         (vn_nary_op_lookup_pieces): Adjust.
7691         (vn_nary_op_insert_pieces): Likewise.
7692         * tree-ssa-sccvn.c (vn_nary_op_eq): Also compare the length.
7693         (init_vn_nary_op_from_pieces): Adjust signature.  Deal with
7694         any number of operands.
7695         (vn_nary_length_from_stmt): New function.
7696         (init_vn_nary_op_from_stmt): Adjust for CONSTRUCTOR handling.
7697         (vn_nary_op_lookup_pieces): Adjust signature and allocate properly
7698         sized temporary.
7699         (vn_nary_op_lookup): Likewise.
7700         (vn_nary_op_lookup_stmt): Likewise.
7701         (vn_nary_op_insert_into): Likewise.
7702         (vn_nary_op_insert_stmt): Likewise.
7703         (visit_use): Handle CONSTRUCTOR as nary.
7704         * tree-ssa-pre.c (phi_translate_1): Adjust.
7705         (create_expression_by_pieces): Likewise.
7706         (compute_avail): Likewise.
7707
7708 2011-09-06  Ira Rosen  <ira.rosen@linaro.org>
7709
7710          * config/arm/arm.c (arm_preferred_simd_mode): Check
7711         TARGET_NEON_VECTORIZE_DOUBLE instead of
7712         TARGET_NEON_VECTORIZE_QUAD.
7713         (arm_autovectorize_vector_sizes): Likewise.
7714         * config/arm/arm.opt (mvectorize-with-neon-quad): Make inverse
7715         mask of mvectorize-with-neon-double.  Add RejectNegative.
7716         (mvectorize-with-neon-double): New.
7717
7718 2011-09-06  Richard Guenther  <rguenther@suse.de>
7719
7720         * tree-ssa-sccvn.c (visit_use): CSE stmt pieces and simplify matching.
7721
7722 2011-09-06  Tom de Vries  <tom@codesourcery.com>
7723
7724         * recog.c (asm_labels_ok): New function.
7725         (check_asm_operands): Use asm_labels_ok.
7726
7727 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
7728
7729         PR target/49606
7730         * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): Check Pmode.
7731         (PMODE_INSN): New macro.
7732         * config/mips/mips.c (gen_load_const_gp): Use PMODE_INSN.
7733         (mips_got_load, mips_expand_synci_loop): Likewise.
7734         (mips_save_gp_to_cprestore_slot): Handle SImode and DImode
7735         cprestore patterns.
7736         (mips_emit_loadgp): Use PMODE_INSN.  Handle SImode and DImode
7737         copygp_mips16 patterns.
7738         (mips_expand_prologue): Handle SImode and DImode potential_cprestore
7739         and use_cprestore patterns.
7740         (mips_override_options): Check for incompatible -mabi and -mlong
7741         combinations.
7742         * config/mips/mips.md (unspec_got<mode>): Rename to...
7743         (unspec_got_<mode>): ...this.
7744         (copygp_mips16): Use the Pmode iterator.
7745         (potential_cprestore, cprestore, use_cprestore): Likewise.
7746         (clear_cache, indirect_jump): Use PMODE_INSN.
7747         (indirect_jump<mode>): Rename to...
7748         (indirect_jump_<mode>): ...this.
7749         (tablejump): Use PMODE_INSN.
7750         (tablejump<mode>): Rename to...
7751         (tablejump_<mode>): ...this.
7752         (exception_receiver): Handle restore_gp_si and restore_gp_di.
7753         (restore_gp): Use the Pmode iterator.
7754         * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Use
7755         PMODE_INSN.
7756
7757 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
7758
7759         * config/mips/mips.c (mips_gimplify_va_arg_expr): Unshare off.
7760         Fix the type of the BIT_AND_EXPR.
7761
7762 2011-09-05  David S. Miller  <davem@davemloft.net>
7763
7764         * config.host: Add driver-sparc.o and sparc/x-sparc on
7765         native sparc*-*-linux* builds.
7766         * config/sparc/driver-sparc.c: Correct Linux strings.
7767         * config/sparc/linux.h: Add DRIVER_SELF_SPECS.
7768         * config/sparc/linux64.h: Likewise.
7769         * doc/invoke.texi: Document that Linux also supports
7770         -mcpu=native and -mtune=native on sparc.
7771
7772         * config/sparc/sparc-opts.h (PROCESSOR_NIAGARA3,
7773         PROCESSOR_NIAGARA4): New.
7774         * config/sparc/sparc.opt: Handle new processor types.
7775         * config/sparc/sparc.md: Add to "cpu" attribute.
7776         * config/sparc/sparc.h (TARGET_CPU_niagara3,
7777         TARGET_CPU_niagara4): New, treat as niagara2.
7778         * config/sparc/linux64.h: Handle niagara3 and niagara4 like niagara2.
7779         * config/sparc/sol2.h: Likewise.
7780         * config/sparc/niagara2.md: Schedule niagara3 like niagara2.
7781         * config/sparc/sparc.c (sparc_option_override): Add
7782         niagara3 and niagara4 handling.
7783         (sparc32_initialize_trampoline): Likewise.
7784         (sparc64_initialize_trampoline): Likewise.
7785         (sparc_use_sched_lookahead): Likewise.
7786         (sparc_issue_rate): Likewise.
7787         (sparc_register_move_cost): Likewise.
7788         * config/sparc/driver-sparc.c (cpu_names): Use niagara3
7789         and niagara4 as appropriate.
7790         * doc/invoke.texi: Document new processor types.
7791         * config.gcc: Recognize niagara3 and niagara4 in --with-cpu
7792         and --with-tune options.
7793
7794         * config/sparc/sol2-64.h: Move ...
7795         * config/sparc/default-64.h: ... to here.  Update comment.
7796         * config.gcc: Update Solaris sparc to use default-64.h, also
7797         prefix this header into the list on sparc64-*-linux.
7798         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if
7799         TARGET_64BIT_DEFAULT is defined.  Remove commented out reference
7800         to MASK_HARD_QUAD.
7801
7802 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
7803
7804         PR target/50289
7805         * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
7806         that contain global register variable.
7807
7808 2011-09-05  Richard Guenther  <rguenther@suse.de>
7809
7810         * tree-cfg.c (replace_uses_by): Use fold_stmt, not fold_stmt_inplace.
7811
7812 2011-09-05  Richard Guenther  <rguenther@suse.de>
7813
7814         * stor-layout.c (layout_type): Use size_binop for array size
7815         calculations.
7816
7817 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
7818
7819         * config/avr/avr.h (progmem_section): Remove Declaration.
7820         * config/avr/avr.c (progmem_section): Make static and rename to
7821         progmem_swtable_section.
7822         (avr_output_addr_vec_elt): No need to switch sections.
7823         (avr_asm_init_sections): Use output_section_asm_op as section
7824         callback for progmem_swtable_section.
7825         (avr_output_progmem_section_asm_op): Remove Function.
7826         (TARGET_ASM_FUNCTION_RODATA_SECTION): New Define.
7827         (avr_asm_function_rodata_section): New static Function.
7828         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Output
7829         alignment 2**1 for jump tables.
7830
7831 2011-09-04  Jan Hubicka  <jh@suse.cz>
7832
7833         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Check that
7834         parameter is SSA name.
7835
7836 2011-09-04  Richard Guenther  <rguenther@suse.de>
7837
7838         Revert
7839         2011-08-31  Richard Guenther  <rguenther@suse.de>
7840
7841         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
7842         special-casing.
7843
7844 2011-09-04  Iain Sandoe  <iains@gcc.gnu.org>
7845
7846         PR debug/49901
7847         * config/darwin.h (DEBUG_MACRO_SECTION): New macro.
7848
7849 2011-09-04  Jakub Jelinek  <jakub@redhat.com>
7850             Ira Rosen  <ira.rosen@linaro.org>
7851
7852         PR tree-optimization/50208
7853         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add an
7854         argument.  Check that def_stmt is inside the loop.
7855         (vect_recog_widen_mult_pattern): Update calls to
7856         vect_handle_widen_mult_by_cons.
7857         (vect_operation_fits_smaller_type): Check that def_stmt is
7858         inside the loop.
7859
7860 2011-09-04  Ira Rosen  <ira.rosen@linaro.org>
7861
7862         * tree-vectorizer.c (vect_print_dump_info): Print line
7863         number when dumping to a file.
7864         (vectorize_loops): Add new messages to dump file.
7865
7866 2011-09-03  Martin Jambor  <mjambor@suse.cz>
7867
7868         * ipa-prop.h (ipa_jump_func_t): New typedef.
7869         (struct ipa_edge_args): Removed field argument_count, field
7870         jump_functions turned into a vector.
7871         (ipa_set_cs_argument_count): Removed.
7872         (ipa_get_cs_argument_count): Updated to work on vectors.
7873         (ipa_get_ith_jump_func): Likewise.
7874         * ipa-prop.c (ipa_count_arguments): Removed.
7875         (compute_scalar_jump_functions): Use ipa_get_ith_jump_func to access
7876         jump functions.  Update caller.
7877         (compute_pass_through_member_ptrs): Likewise.
7878         (compute_cst_member_ptr_arguments): Likewise.
7879         (ipa_compute_jump_functions_for_edge): Get number of arguments from
7880         the statement, allocate vector.
7881         (ipa_compute_jump_functions): Do not call ipa_count_arguments.
7882         (duplicate_ipa_jump_func_array): Removed.
7883         (ipa_edge_duplication_hook): Use VEC_copy, do not copy argument count.
7884         (ipa_read_node_info): Allocate vector.
7885
7886 2011-09-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7887
7888         PR middle-end/50232
7889         * config/pa/pa.md (return): Define "return" insn pattern.
7890         (epilogue): Use it when no epilogue is needed.
7891         * config/pa/pa.c (pa_can_use_return_insn): New function.
7892         * config/pa/pa-protos.h (pa_can_use_return_insn): Declare.
7893
7894 2011-09-03  Eric Botcazou  <ebotcazou@adacore.com>
7895
7896         * cfgexpand.c (add_stack_var): Assert that the alignment is not zero.
7897         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Revert latest change.
7898         Force at least BITS_PER_UNIT alignment on the new variable.
7899
7900 2011-09-02  Gary Funck <gary@intrepid.com>
7901
7902         * opts.c (print_specific_help): Fix off-by-one compare in
7903         assertion check.
7904         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
7905         CL_TARGET, CL_COMMON, CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED):
7906         Increase by +5 to allow for more languages.
7907         * optc-gen.awk: Generate #if that ensures that the number of
7908         languages is within the implementation-defined limit.
7909
7910 2011-09-02  Michael Matz  <matz@suse.de>
7911
7912         PR middle-end/50260
7913         * ipa-split.c (split_function): Call add_referenced_var.
7914
7915         * tree-ssa-phiopt.c (cond_store_replacement): Don't call get_var_ann.
7916         (cond_if_else_store_replacement_1): Ditto.
7917         * tree-ssa-pre.c (get_representative_for): Ditto.
7918         (create_expression_by_pieces): Ditto.
7919         (insert_into_preds_of_block): Ditto.
7920         * tree-sra.c (create_access_replacement): Ditto.
7921         (get_replaced_param_substitute): Ditto.
7922
7923 2011-09-02  Bernd Schmidt  <bernds@codesourcery.com>
7924
7925         * config/c6x/c6x.md (collapse-ndfa, no-comb-vect): New
7926         automata_options.
7927         (d1, l1, s1, m1, d2, l2, s2, m2): Changed to define_query_cpu_unit.
7928         (l1w, s1w, l2w, s2w): Define in the main automaton.
7929         (fps1, fpl1, adddps1, adddpl1, fps2, fpl2, adddps2, adddpl2): New
7930         units.
7931         * config/c6x/c6x.c (c6x_sched_insn_info): Add unit_mask member.
7932         (c6x_unit_names): Add the new units.
7933         (c6x_unit_codes): New static array.
7934         (UNIT_QID_D1, UNIT_QID_L1, UNIT_QID_S1, UNIT_QID_M1, UNIT_QID_FPS1,
7935         UNIT_QID_FPL1, UNIT_QID_ADDDPS1, UNIT_QID_ADDDPL1,
7936         UNIT_QID_SIDE_OFFSET): New macros.
7937         (RESERVATION_S2): Adjust value.
7938         (c6x_option_override): Compute c6x_unit_codes.
7939         (assign_reservations): Take the unit_mask of the last instruction
7940         into account.  Detect floating point reservations by looking for
7941         the new units.  Don't assign reservations if the field is already
7942         nonzero.
7943         (struct c6x_sched_context): Add member prev_cycle_state_ctx.
7944         (init_sched_state): Initialize it.
7945         (c6x_clear_sched_context): Free it.
7946         (insn_set_clock): Clear reservation.
7947         (prev_cycle_state): New static variable.
7948         (c6x_init_sched_context): Save it.
7949         (c6x_sched_init): Allocate space for it and clear it.
7950         (c6x_sched_dfa_pre_cycle_insn): New static function.
7951         (c6x_dfa_new_cycle): Save state at the start of a new cycle.
7952         (c6x_variable_issue): Only record units in the unit_mask that
7953         were not set at the start of the cycle.
7954         (c6x_variable_issue): Compute and store the unit_mask from the
7955         current state.
7956         (reorg_split_calls): Ensure the new information remains correct.
7957         (TARGET_SCHED_DFA_NEW_CYCLE, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7958         TARGET_SCHED_DFA_PRE_CYCLE_INSN): Define.
7959         * config/c6x/c6x.h (CPU_UNITS_QUERY): Define.
7960         * config/c6x/c6x-sched.md.in (fp4_ls_N__CROSS_, adddp_ls_N__CROSS_):
7961         Add special reservations.
7962         * config/c6x/c6x-sched.md: Regenerate.
7963
7964 2011-09-02  Martin Jambor  <mjambor@suse.cz>
7965
7966         * ipa-prop.h (ipa_node_params): Removed fields
7967         called_with_var_arguments and node_versionable.
7968         (ipa_set_called_with_variable_arg): Removed.
7969         (ipa_is_called_with_var_arguments): Likewise.
7970         * ipa-cp.c (ipa_get_lattice): Fixed index check in an assert.
7971         (determine_versionability): Do not check for type attributes and va
7972         builtins.  Record versionability into inline summary.
7973         (initialize_node_lattices): Do not check
7974         ipa_is_called_with_var_arguments.
7975         (propagate_constants_accross_call): Likewise, ignore arguments we do
7976         not have PARM_DECLs for, set variable flag for parameters that were
7977         not passed a value.
7978         (create_specialized_node): Dump info that we cannot change signature.
7979         * ipa-prop.c (ipa_compute_jump_functions): Do not care about variable
7980         number of arguments.
7981         (ipa_make_edge_direct_to_target): Likewise.
7982         (ipa_update_after_lto_read): Likewise.
7983         (ipa_node_duplication_hook): Do not copy called_with_var_arguments flag.
7984         * tree-inline.c (copy_arguments_for_versioning): Copy PARM_DECLs if
7985         they were remapped.
7986
7987 2011-09-02  Richard Guenther  <rguenther@suse.de>
7988
7989         PR tree-optimization/27460
7990         PR middle-end/29269
7991         * doc/md.texi (vcond): Document.
7992         * genopinit.c (optabs): Turn vcond{,u}_optab into a conversion
7993         optab with two modes.
7994         * optabs.h (enum convert_optab_index): Add COI_vcond, COI_vcondu.
7995         (enum direct_optab_index): Remove DOI_vcond, DOI_vcondu.
7996         (vcond_optab): Adjust.
7997         (vcondu_optab): Likewise.
7998         (expand_vec_cond_expr_p): Adjust prototype.
7999         * optabs.c (get_vcond_icode): Adjust.
8000         (expand_vec_cond_expr_p): Likewise.
8001         (expand_vec_cond_expr): Likewise.
8002         * tree-vect-stmts.c (vect_is_simple_cond): Return the comparison
8003         vector type.
8004         (vectorizable_condition): Allow differing types for comparison
8005         and result.
8006         * config/i386/i386.c (ix86_expand_sse_cmp): Use proper mode
8007         for the comparison.
8008         * config/i386/sse.md (vcond<mode>): Split to
8009         vcond<V_256:mode><VF_256:mode>, vcond<V_128:mode><VF_128:mode>,
8010         vcond<V_128:mode><VI124_128:mode> and
8011         vcondu<V_128:mode><VI124_128:mode>.
8012         (vcondv2di): Change to vcond<VI8F_128:mode>v2di.
8013         (vconduv2di): Likewise.
8014         * config/arm/neon.md (vcond<mode>): Change to vcond*<mode><mode>.
8015         (vcondu<mode>): Likewise.
8016         * config/ia64/vect.md (vcond<mode>): Likewise.
8017         (vcondu<mode>): Likewise.
8018         (vcondv2sf): Likewise.
8019         * config/mips/mips-ps-3d.md (vcondv2sf): Likewise.
8020         * config/rs6000/paired.md (vcondv2sf): Likewise.
8021         * config/rs6000/vector.md (vcond<mode>): Likewise.
8022         (vcondu<mode>): Likewise.
8023         * config/spu/spu.md (vcond<mode>): Likewise.
8024         (vcondu<mode>): Likewise.
8025
8026 2011-09-02  Richard Guenther  <rguenther@suse.de>
8027
8028         * pretty-print.h (pp_unsigned_wide_integer): New.
8029         * tree-pretty-print.c (dump_generic_node): Print unsigned
8030         host-wide-int fitting INTEGER_CSTs with pp_unsigned_wide_integer.
8031
8032 2011-09-02  Richard Sandiford  <richard.sandiford@linaro.org>
8033
8034         PR target/49987
8035         * config/rs6000/rs6000.c (paired_expand_vector_init): Check for
8036         valid CONST_VECTOR operands.
8037         (rs6000_expand_vector_init): Likewise.
8038
8039 2011-09-02  Martin Jambor  <mjambor@suse.cz>
8040
8041         * cgraph.h (cgraph_indirect_call_info): Removed field thunk_delta.
8042         * gimple-fold.c (gimple_get_virt_method_for_binfo): Rewritten to use
8043         BINFO_VTABLE.  Parameter delta removed, all callers updated.
8044         * tree.c (free_lang_data_in_binfo): Clear BINFO_VIRTUALs instead
8045         BINFO_VTABLE.
8046         * cgraph.c (cgraph_make_edge_direct): Removed parameter delta, updated
8047         all calls.
8048         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Removed
8049         handling of thunk_delta.
8050         * ipa-cp.c (get_indirect_edge_target): Removed parameter delta.
8051         (devirtualization_time_bonus): Do not handle thunk deltas.
8052         (ipcp_discover_new_direct_edges): Likewise.
8053         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
8054         (try_make_edge_direct_simple_call): Likewise.
8055         (try_make_edge_direct_virtual_call): Likewise.
8056         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
8057         parameter set as unused.
8058         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
8059         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
8060         parameter set as unused.
8061         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
8062         (input_edge_opt_summary): Likewise.
8063         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not stream
8064         BINFO_VIRTUALS at all.
8065         * lto-streamer-in.c (lto_input_ts_binfo_tree_pointers): Likewise.
8066
8067 2011-09-02  Richard Guenther  <rguenther@suse.de>
8068
8069         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Do not fold alloca (0).
8070         (ccp_fold_stmt): Continue replacing args when folding alloca fails.
8071
8072 2011-08-31  Richard Guenther  <rguenther@suse.de>
8073
8074         * expr.c (expand_expr_real_2): Move COND_EXPR and VEC_COND_EXPR
8075         handling here, from ...
8076         (expand_expr_real_1): ... here.
8077         * gimple-pretty-print.c (dump_ternary_rhs): Handle COND_EXPR
8078         and VEC_COND_EXPR.
8079         * gimple.c (gimple_rhs_class_table): Make COND_EXPR and VEC_COND_EXPR
8080         a GIMPLE_TERNARY_RHS.
8081         * tree-cfg.c (verify_gimple_assign_ternary): Handle COND_EXPR
8082         and VEC_COND_EXPR here ...
8083         (verify_gimple_assign_single): ... not here.
8084         * gimple-fold.c (fold_gimple_assign): Move COND_EXPR folding.
8085         * tree-object-size.c (cond_expr_object_size): Adjust.
8086         (collect_object_sizes_for): Likewise.
8087         * tree-scalar-evolution.c (interpret_expr): Don't handle ternary RHSs.
8088         * tree-ssa-forwprop.c (forward_propagate_into_cond): Fix and simplify.
8089         (ssa_forward_propagate_and_combine): Adjust.
8090         * tree-ssa-loop-im.c (move_computations_stmt): Build the COND_EXPR
8091         as ternary.
8092         * tree-ssa-threadedge.c (fold_assignment_stmt): Adjust.
8093         * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
8094         * tree-vect-stmt.c (vectorizable_condition): Likewise.
8095         * tree-vrp.c (extract_range_from_cond_expr): Likewise.
8096         (extract_range_from_assignment): Likewise.
8097
8098 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8099
8100         * config/i386/i386.md: Use (match_test ...) for attribute tests.
8101         * config/i386/mmx.md: Likewise.
8102         * config/i386/sse.md: Likewise.
8103         * config/i386/predicates.md (call_insn_operand): Use
8104         (not (match_test "...")) instead of (match_test "!...")
8105         * config/i386/constraints.md (w): Likewise.
8106
8107 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8108
8109         * doc/md.texi: Describe the use of match_tests in attribute tests.
8110         * rtl.def (MATCH_TEST): Update commentary.
8111         * genattrtab.c (attr_copy_rtx, check_attr_test, clear_struct_flag)
8112         (write_test_expr, walk_attr_value): Handle MATCH_TEST.
8113
8114 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8115
8116         * genattrtab.c (attr_rtx_1): Hash SYMBOL_REFs.
8117         (attr_string): Use copy_md_ptr_loc.
8118
8119 2011-08-31  Martin Jambor  <mjambor@suse.cz>
8120
8121         PR middle-end/49886
8122         * ipa-inline-analysis.c (compute_inline_parameters): Set
8123         can_change_signature of noes with typde attributes.
8124         * ipa-split.c (split_function): Do not skip any arguments if
8125         can_change_signature is set.
8126
8127 2011-08-31  Martin Jambor  <mjambor@suse.cz>
8128
8129         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Alias
8130         check removed.
8131
8132 2011-08-31  Richard Guenther  <rguenther@suse.de>
8133
8134         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
8135         special-casing.
8136
8137 2011-08-31  Marc Glisse  <marc.glisse@inria.fr>
8138
8139         * doc/generic.texi (Types for C++): CP_TYPE_QUALS -> cp_type_quals.
8140
8141 2011-08-31  Tom de Vries  <tom@codesourcery.com>
8142
8143         PR middle-end/43513
8144         * Makefile.in (tree-ssa-ccp.o): Add $(PARAMS_H) to rule.
8145         * tree-ssa-ccp.c (params.h): Include.
8146         (fold_builtin_alloca_for_var): New function.
8147         (ccp_fold_stmt): Use fold_builtin_alloca_for_var.
8148
8149 2011-08-30  Uros Bizjak  <ubizjak@gmail.com>
8150
8151         * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
8152         Handle FMA option.
8153
8154 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
8155
8156         * config/arm/arm.c (optimal_immediate_sequence_1): Make b1, b2,
8157         b3 and b4 unsigned.
8158
8159 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
8160
8161         * config/arm/arm.c (arm_gen_constant): Set can_negate correctly
8162         when code is SET.
8163
8164 2011-08-30  Richard Guenther  <rguenther@suse.de>
8165
8166         PR middle-end/48571
8167         * gimple.h (maybe_fold_offset_to_address): Remove.
8168         (maybe_fold_offset_to_reference): Likewise.
8169         (maybe_fold_stmt_addition): Likewise.
8170         (may_propagate_address_into_dereference): Likewise.
8171         * tree-inline.c (remap_gimple_op_r): Do not reconstruct
8172         array references.
8173         * gimple-fold.c (canonicalize_constructor_val): Likewise.
8174         Canonicalize invariant POINTER_PLUS_EXPRs to invariant MEM_REF
8175         addresses instead.
8176         (may_propagate_address_into_dereference): Remove.
8177         (maybe_fold_offset_to_array_ref): Likewise.
8178         (maybe_fold_offset_to_reference): Likewise.
8179         (maybe_fold_offset_to_address): Likewise.
8180         (maybe_fold_stmt_addition): Likewise.
8181         (fold_gimple_assign): Do not reconstruct array references but
8182         instead canonicalize invariant POINTER_PLUS_EXPRs to invariant
8183         MEM_REF addresses.
8184         (gimple_fold_stmt_to_constant_1): Likewise.
8185         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8186         * gimplify.c (gimplify_conversion): Likewise.
8187         (gimplify_expr): Likewise.
8188
8189 2011-08-30  Ilya Tocar  <ilya.tocar@intel.com>
8190
8191         * config/i386/fmaintrin.h: New.
8192         * config.gcc: Add fmaintrin.h.
8193         * config/i386/i386.c
8194         (enum ix86_builtins) <IX86_BUILTIN_VFMADDSS3>: New.
8195         <IX86_BUILTIN_VFMADDSD3>: Likewise.
8196         * config/i386/sse.md (fmai_vmfmadd_<mode>): New.
8197         (*fmai_fmadd_<mode>): Likewise.
8198         (*fmai_fmsub_<mode>): Likewise.
8199         (*fmai_fnmadd_<mode>): Likewise.
8200         (*fmai_fnmsub_<mode>): Likewise.
8201         * config/i386/immintrin.h: Add fmaintrin.h.
8202
8203 2011-08-30  Bernd Schmidt  <bernds@codesourcery.com>
8204
8205         * genautomata.c (NO_COMB_OPTION): New macro.
8206         (no_comb_flag): New static variable.
8207         (gen_automata_option): Handle NO_COMB_OPTION.
8208         (comb_vect_p): False if no_comb_flag.
8209         (add_vect): Move computation of min/max values.  Return early if
8210         no_comb_flag.
8211         * doc/md.texi (automata_option): Document no-comb-vect.
8212
8213         * config/i386/i386.c (get_pc_thunk_name): Change prefix to
8214         "__x86.get_pc_thunk".
8215
8216         * bb-reorder.c (insert_section_boundary_note): Only do it if
8217         we reordered the blocks; i.e. not if !optimize_function_for_speed_p.
8218
8219 2011-08-30  Christian Bruel  <christian.bruel@st.com>
8220
8221         * coverage.c (coverage_init): Check flag_branch_probabilities instead of
8222         flag_profile_use.
8223
8224 2011-08-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
8225
8226         * config/rs6000/rs6000.opt (-msave-toc-indirect): Change default
8227         to off.  Document switch.
8228         * doc/invoke.texi (-msave-toc-indirect): Ditto.
8229
8230 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8231
8232         * gthr-posix.h (__gthread_active_p): Do not use preprocessor
8233         conditionals and comments inside macro arguments.
8234
8235 2011-08-29  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
8236             Richard Guenther  <rguenther@suse.de>
8237
8238         * tree.h (constant_boolean_node): Adjust prototype.
8239         * fold-const.c (fold_convert_loc): Move aggregate conversion
8240         leeway down.
8241         (constant_boolean_node): Make value parameter boolean, add
8242         vector type handling.
8243         (fold_unary_loc): Use constant_boolean_node.
8244         (fold_binary_loc): Preserve types properly when folding
8245         COMPLEX_EXPR <__real x, __imag x>.
8246         * gimplify.c (gimplify_expr): Handle vector comparison.
8247         * tree.def (EQ_EXPR, ...): Document behavior on vector typed
8248         comparison.
8249         * tree-cfg.c (verify_gimple_comparison): Verify vector typed
8250         comparisons.
8251
8252 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8253
8254         PR middle-end/48722
8255         * emit-rtl.c (unshare_all_rtl_again): For CALL_INSNs,
8256         reset_used_flags also in CALL_INSN_FUNCTION_USAGE.
8257         (verify_rtl_sharing): Likewise and verify_rtx_sharing
8258         in there too.
8259         (unshare_all_rtl_in_chain): For CALL_INSNs
8260         copy_rtx_if_shared also CALL_INSN_FUNCTION_USAGE.
8261
8262 2011-08-29  Richard Guenther  <rguenther@suse.de>
8263
8264         * gimple-fold.c (gimple_fold_stmt_to_constant_1): Set a location
8265         on the built ADDR_EXPR.
8266
8267 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8268
8269         PR debug/50215
8270         * var-tracking.c (create_entry_value): Call cselib_lookup_from_insn
8271         before adding ENTRY_VALUE to val->locs.
8272
8273 2011-08-28  Mikael Pettersson  <mikpe@it.uu.se>
8274
8275         PR bootstrap/50218
8276         * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Initialize
8277         comp.
8278
8279 2011-08-27  Bernd Schmidt  <bernds@codesourcery.com>
8280
8281         * doc/rtl.texi (simple_return): Document.
8282         (parallel, PATTERN): Here too.
8283         * doc/md.texi (return): Mention it's allowed to expand to simple_return
8284         in some cases.
8285         (simple_return): Document standard pattern.
8286         * gengenrtl.c (special_rtx): SIMPLE_RETURN is special.
8287         * final.c (final_scan_insn): Use ANY_RETURN_P on body.
8288         * reorg.c (function_return_label, function_simple_return_label):
8289         New static variables, replacing...
8290         (end_of_function_label): ... this.
8291         (simplejump_or_return_p): New static function.
8292         (optimize_skip, steal_delay_list_from_fallthrough,
8293         fill_slots_from_thread): Use it.
8294         (relax_delay_slots): Likewise.  Use ANY_RETURN_P on body.
8295         (rare_destination, follow_jumps): Use ANY_RETURN_P on body.
8296         (find_end_label): Take a new arg which is one of the two return
8297         rtxs.  Depending on which, set either function_return_label or
8298         function_simple_return_label.  All callers changed.
8299         (make_return_insns): Make both kinds.
8300         (dbr_schedule): Adjust for two kinds of end labels.
8301         * function.c (emit_return_into_block): Set JUMP_LABEL properly.
8302         * genemit.c (gen_exp): Handle SIMPLE_RETURN.
8303         (gen_expand, gen_split): Use ANY_RETURN_P.
8304         * df-scan.c (df_uses_record): Handle SIMPLE_RETURN.
8305         * rtl.def (SIMPLE_RETURN): New code.
8306         * ifcvt.c (find_if_case_1): Be more careful about
8307         redirecting jumps to the EXIT_BLOCK.
8308         * jump.c (condjump_p, condjump_in_parallel_p, any_condjump_p,
8309         returnjump_p_1): Handle SIMPLE_RETURNs.
8310         * print-rtl.c (print_rtx): Likewise.
8311         * rtl.c (copy_rtx): Likewise.
8312         * bt-load.c (compute_defs_uses_and_gen): Use ANY_RETURN_P.
8313         * combine.c (simplify_set): Likewise.
8314         * resource.c (find_dead_or_set_registers, mark_set_resources):
8315         Likewise.
8316         * emit-rtl.c (verify_rtx_sharing, classify_insn, copy_insn_1,
8317         copy_rtx_if_shared_1, mark_used_flags): Handle SIMPLE_RETURNs.
8318         (init_emit_regs): Initialize simple_return_rtx.
8319         * cfglayout.c (fixup_reorder_chain): Pass a JUMP_LABEL to
8320         force_nonfallthru_and_redirect.
8321         * rtl.h (ANY_RETURN_P): Allow SIMPLE_RETURN.
8322         (GR_SIMPLE_RETURN): New enum value.
8323         (simple_return_rtx): New macro.
8324         * basic-block.h (force_nonfallthru_and_redirect): Adjust
8325         declaration.
8326         * cfgrtl.c (force_nonfallthru_and_redirect): Take a new jump_label
8327         argument.  All callers changed.  Be careful about what kinds of
8328         returnjumps to generate.
8329         * config/i386/3i86.c (ix86_pad_returns, ix86_count_insn_bb,
8330         ix86_pad_short_function): Likewise.
8331         * config/arm/arm.c (arm_final_prescan_insn): Handle both kinds
8332         of return.
8333         * config/mips/mips.md (any_return): New code_iterator.
8334         (optab): Add cases for return and simple_return.
8335         (return): Expand to a simple_return.
8336         (simple_return): New pattern.
8337         (*<optab>, *<optab>_internal for any_return): New patterns.
8338         (return_internal): Remove.
8339         * config/mips/mips.c (mips_expand_epilogue): Make the last insn
8340         a simple_return_internal.
8341
8342 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8343
8344         * config/i386/sse.md (*absneg<mode>2): Fix split condition.
8345         (vec_extract_lo_<mode>): Prevent both operands in memory.
8346         (vec_extract_lo_v16hi): Ditto.
8347         (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
8348
8349 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8350
8351         * config/i386/sse.md (mulv16qi3): Attach REG_EQUAL note.
8352         (*sse2_mulv4si3): Ditto.
8353         (mulv2di3): Ditto.
8354         * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
8355         notes to REG_EQUAL.
8356
8357 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8358
8359         PR target/50202
8360         * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
8361         when all outputs are unused.
8362         (sse4_2_pcmpistr): Ditto.
8363
8364 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8365
8366         * config/i386/i386.md (round<mode>2): New expander.
8367         * config/i386/i386.c (enum ix86_builtins): Add
8368         IX86_BUILTIN_ROUND{PS,PD}_AZ{,256}.
8369         (struct builtin_description): Add __builtin_ia32_round{ps,pd}_az{,256}
8370         descriptions.
8371         (ix86_builtin_vectorized_function): Handle BUILT_IN_ROUND{,F} builtins.
8372         (ix86_build_const_vector): Rewrite using loop with RTVEC_ELT accessor.
8373
8374 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8375
8376         PR middle-end/50083
8377         * convert.c (convert_to_integer) <BUIT_IN_ROUND{,F,L}>: Convert
8378         only when TARGET_C99_FUNCTIONS.
8379         <BUILT_IN_NEARBYINT{,F,L}>: Ditto.
8380         <BUILT_IN_RINT{,F,L}>: Ditto.
8381
8382 2011-08-26  Michael Matz  <matz@suse.de>
8383             Jakub Jelinek  <jakub@redhat.com>
8384
8385         PR lto/50165
8386         * lto-streamer-in.c (canon_file_name): Initialize new_slot->len;
8387         don't call strlen twice, use memcpy.
8388
8389 2011-08-26  H.J. Lu  <hongjiu.lu@intel.com>
8390
8391         * config/i386/bmi2intrin.h: Allow in <immintrin.h>.
8392         * config/i386/bmiintrin.h: Likewise.
8393         * config/i386/lzcntintrin.h: Likewise.
8394
8395         * config/i386/immintrin.h: Include <lzcntintrin.h>,
8396         <bmiintrin.h> and <bmi2intrin.h>.
8397
8398 2011-08-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8399
8400         PR target/50166
8401         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Check count in main.
8402         * configure: Regenerate.
8403
8404 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
8405
8406         PR c/50179
8407         * c-typeck.c (c_process_expr_stmt): Skip over nops and
8408         call mark_exp_read even if exprv is ADDR_EXPR.
8409
8410 2011-08-26  Richard Sandiford  <richard.sandiford@linaro.org>
8411
8412         * df-problems.c (df_note_bb_compute): Pass uses rather than defs
8413         to df_set_dead_notes_for_mw.
8414
8415 2011-08-26  Richard Guenther  <rguenther@suse.de>
8416
8417         * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
8418
8419 2011-08-26  Zdenek Dvorak  <ook@ucw.cz>
8420             Tom de Vries  <tom@codesourcery.com>
8421
8422         * tree-ssa-loop-ivopts.c (struct cost_pair): Add comp field.
8423         (struct ivopts_data): Add loop_single_exit_p field.
8424         (niter_for_exit): Change parameter desc_p into return value.  Return
8425         desc if desc->may_be_zero.  Free desc if unused.
8426         (niter_for_single_dom_exit): Change return type.
8427         (find_induction_variables): Handle changed return type of
8428         niter_for_single_dom_exit.  Dump may_be_zero.
8429         (add_candidate_1): Keep original base and step type for IP_ORIGINAL.
8430         (set_use_iv_cost): Add and handle comp parameter.
8431         (determine_use_iv_cost_generic, determine_use_iv_cost_address): Add
8432         comp argument to set_use_iv_cost.
8433         (strip_wrap_conserving_type_conversions, expr_equal_p)
8434         (difference_cannot_overflow_p, iv_elimination_compare_lt): New function.
8435         (may_eliminate_iv): Add comp parameter.  Handle new return type of
8436         niter_for_exit.  Use loop_single_exit_p.  Use iv_elimination_compare_lt.
8437         (determine_use_iv_cost_condition): Add comp argument to set_use_iv_cost
8438         and may_eliminate_iv.
8439         (rewrite_use_compare): Move call to iv_elimination_compare to ...
8440         (may_eliminate_iv): Here.
8441         (tree_ssa_iv_optimize_loop): Initialize loop_single_exit_p.
8442
8443 2011-08-26  Tom de Vries  <tom@codesourcery.com>
8444
8445         * tree-pretty-print (dump_generic_node): Test for NULL_TREE before
8446         accessing TREE_TYPE.
8447
8448 2011-08-26  Jiangning Liu  <jiangning.liu@arm.com>
8449
8450         * config/arm/arm.md (*ior_scc_scc): Enable for Thumb2 as well.
8451         (*ior_scc_scc_cmp): Likewise
8452         (*and_scc_scc): Likewise.
8453         (*and_scc_scc_cmp): Likewise.
8454         (*and_scc_scc_nodom): Likewise.
8455         (*cmp_ite0, *cmp_ite1, *cmp_and, *cmp_ior): Handle Thumb2.
8456
8457 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
8458
8459         * rtlanal.c (nonzero_bits1): Handle CLRSB.
8460
8461 2011-08-26  Richard Guenther  <rguenther@suse.de>
8462
8463         * expr.c (string_constant): Handle &MEM_REF.
8464
8465 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
8466
8467         * config/arm/arm.c (struct four_ints): New type.
8468         (count_insns_for_constant): Delete function.
8469         (find_best_start): Delete function.
8470         (optimal_immediate_sequence): New function.
8471         (optimal_immediate_sequence_1): New function.
8472         (arm_gen_constant): Move constant splitting code to
8473         optimal_immediate_sequence.
8474         Rewrite constant negation/invertion code.
8475
8476 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
8477
8478         * config/arm/arm-protos.h (const_ok_for_op): Add prototype.
8479         * config/arm/arm.c (const_ok_for_op): Add support for addw/subw.
8480         Remove prototype. Remove static function type.
8481         * config/arm/arm.md (*arm_addsi3): Add addw/subw support.
8482         Add arch attribute.
8483         * config/arm/constraints.md (Pj, PJ): New constraints.
8484
8485 2011-08-26  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
8486
8487         * config/arm/cortex-a9.md ("cortex_a9_mult_long"): New.
8488         ("cortex_a9_multiply_long"): New and use above.  Handle all
8489         long multiply cases.
8490         ("cortex_a9_multiply"): Handle smmul and smmulr.
8491         ("cortex_a9_mac"): Handle smmla.
8492
8493 2011-08-25  Richard Henderson  <rth@redhat.com>
8494
8495         PR 50132
8496         PR 49864
8497         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jump for
8498         non-constant stack adjutment.
8499         * expr.c (find_args_size_adjust): Break out from ...
8500         (fixup_args_size_notes): ... here.
8501         * rtl.h (find_args_size_adjust): Declare.
8502
8503 2011-08-25  Uros Bizjak  <ubizjak@gmail.com>
8504
8505         * config/i386/i386.md (isa): Add sse2, sse2_noavx, sse3,
8506         sse4 and sse4_noavx.
8507         (enabled): Handle sse2, sse2_noavx, sse3, sse4 and sse4_noavx.
8508         (*pushdf_rex64): Change Y2 register constraint to x.
8509         (*movdf_internal_rex64): Ditto.
8510         (*zero_extendsidi2_rex64): Ditto.
8511         (*movdi_internal): Change Y2 register constraint to x
8512         and update "isa" attribute.
8513         (*pushdf): Ditto.
8514         (*movdf internal): Ditto.
8515         (zero_extendsidi2_1): Ditto.
8516         (*truncdfdf_mixed): Ditto.
8517         (*truncxfdf2_mixed): Ditto.
8518         * config/i386/mmx.md (*mov<mode>_internal_rex64): Change Y2
8519         register constraint to x.
8520         (*movv2sf_internal_rex64): Ditto.
8521         (*mov<mode>_internal): Change Y2 register constraint to x
8522         and add "isa" attribute.
8523         (*movv2sf_internal): Ditto.
8524         (*vec_extractv2si_1): Ditto.
8525         * config/i386/sse.md ("vec_set<mode>_0): Change Y2 and Y4 register
8526         constraints to x and update "isa" attribute.
8527         (*vec_interleave_highv2df): Change Y3 registerconstraint
8528         to x and update "isa" attribute.
8529         (*vec_interleave_lowv2df): Ditto.
8530         (*vec_concatv2df): Change Y2 register constraint to x and
8531         update "isa" attribute.
8532         (sse2_loadld): Ditto.
8533         (*vec_extractv2di_1): Ditto.
8534         (*vec_dupv4si): Ditto.
8535         (*vec_dupv2di): Ditto.
8536         (*vec_concatv4si): Ditto.
8537         (vec_concatv2di): Ditto.
8538         * config/i386/constraints.md (Y2): Remove.
8539         (Y3): Ditto.
8540         (Y4): Ditto.
8541
8542 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8543
8544         * regrename.c (scan_rtx_reg, scan_rtx_address, build_def_use,
8545         dump_def_use_chain): Don't declare.
8546         (mark_conflict, create_new_chain): Move before users.
8547         (regrename_optimize): Move to near end of file.
8548
8549 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8550
8551         * config/avr-protos.h (byte_immediate_operand): Remove Prototype.
8552         (secondary_input_reload_class): Remove Prototype.
8553         * config/avr/avr.c (byte_immediate_operand): Remove Function.
8554         * config/avr/avr.md (setmemhi): Use u8_operand.
8555         (strlenhi): Use const0_rtx for comparison.
8556         * config/avr/avr.h (avr_reg_order): Remove Declaration.
8557
8558 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8559
8560         * config/avr/avr.c (reg_class_tab): Make local to
8561         avr_regno_reg_class.  Return smallest register class available.
8562
8563 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8564
8565         * config/avr/avr.c (STR_PREFIX_P): New Define.
8566         (avr_asm_declare_function_name): Use it.
8567         (avr_asm_named_section): Use it.
8568         (avr_section_type_flags): Use it.
8569
8570 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8571
8572         * doc/md.texi (automata_option): Document collapse-ndfa.
8573         * genautomata.c (COLLAPSE_OPTION): New macro.
8574         (collapse_flag): New static variable.
8575         (struct description): New member normal_decls_num.
8576         (struct automaton): New members advance_ainsn and collapse_ainsn.
8577         (gen_automata_option): Check for COLLAPSE_OPTION.
8578         (collapse_ndfa_insn_decl): New static variable.
8579         (add_collapse_ndfa_insn_decl, special_decl_p): New functions.
8580         (find_arc): If insn is the collapse-ndfa insn, accept any arc we find.
8581         (transform_insn_regexps): Call add_collapse_ndfa_insn_decl if
8582         necessary.  Use normal_decls_num rather than decls_num, remove
8583         test for special decls.
8584         (create_alt_states, form_ainsn_with_same_reservs): Use special_decl_p.
8585         (make_automaton); Likewise.  Use the new advance_cycle_insn member
8586         of struct automaton.
8587         (create_composed_state): Disallow advance-cycle arcs if collapse_flag
8588         is set.
8589         (NDFA_to_DFA): Don't create composed states for the collapse-ndfa
8590         transition.  Create the necessary transitions for it.
8591         (create_ainsns): Return void.  Take an automaton_t argument, and
8592         update its ainsn_list, advance_ainsn and collapse_ainsn members.  All
8593         callers changed.
8594         (COLLAPSE_NDFA_VALUE_NAME): New macro.
8595         (output_tables): Output code to define it.
8596         (output_internal_insn_code_evaluation): Output code to accept
8597         const0_rtx as collapse-ndfa transition.
8598         (output_default_latencies, output_print_reservation_func,
8599         output_print_description): Reorganize loops to use normal_decls_num
8600         as loop bound; remove special case for advance_cycle_insn_decl.
8601         (initiate_automaton_gen): Handle COLLAPSE_OPTION.
8602         (check_automata_insn_issues): Check for collapse_ainsn.
8603         (expand_automate): Allocate sufficient space.  Initialize
8604         normal_decls_num.
8605
8606 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8607
8608         * config/avr/avr.md: Fix indentation from r177991.
8609
8610 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8611
8612         * regrename.c (struct du_head): Remove member terminated.
8613         (create_new_chain): Don't initialize it.
8614         (scan_rtx_reg): Don't set or test it, test the open_chains_set
8615         bitmap instead.
8616         (tick, this_tick): New global variables, moved out of
8617         regrename_optimize.
8618         (current_id, open_chains, closed_chains, open_chains_set,
8619         live_in_chains, live_hard_regs): Reorder declarations.
8620         (dump_def_use_chain): Move function earlier in the file.
8621         (rename_chains): New static function, broken out of
8622         regrename_optimize.
8623         (regrename_optimize): Use it.  Remove #if 0'ed code.
8624
8625 2011-08-25  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
8626
8627         * varasm.c: (default_binds_local_p_1): Commentary typo fix.
8628
8629 2011-08-24  H.J. Lu  <hongjiu.lu@intel.com>
8630
8631         PR target/50172
8632         * config/i386/i386.c (ix86_expand_builtin): Convert to Pmode if needed.
8633
8634 2011-08-24  Richard Guenther  <rguenther@suse.de>
8635
8636         * tree-data-ref.c (dr_analyze_indices): Avoid unsharing the
8637         ref in the basic-block case.  Move stripping array-refs
8638         to the place we create an access-function for it.  Remove
8639         bogus stripping down a MEM_REF to its base.
8640
8641 2011-08-24  Richard Guenther  <rguenther@suse.de>
8642
8643         * fold-const.c (fold_comparison): Fold &a < &a + 4 even
8644         with -fno-strict-overflow.
8645
8646 2011-08-24  Richard Guenther  <rguenther@suse.de>
8647
8648         * tree-vectorizer.c (vect_print_dump_info): Avoid the
8649         file and location clutter when dumping to dump files.
8650
8651 2011-08-24  Simon Baldwin  <simonb@google.com>
8652
8653         * gengtype-state.c (write_state): Remove timestamped header line.
8654
8655 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
8656
8657         * Makefile.in (CFLAGS-collect2.o, CFLAGS-c-family/c-opts.o)
8658         (CFLAGS-c-family/c-pch.o, CFLAGS-prefix.o, CFLAGS-version.o)
8659         (CFLAGS-lto-compress.o, CFLAGS-toplev.o, CFLAGS-intl.o)
8660         (CFLAGS-cppbuiltin.o, CFLAGS-cppdefault.o): New.
8661         (collect2.o, c-family/c-cppbuiltin.o, c-family/c-opts.o)
8662         (c-family/c-pch.o, prefix.o, version.o, lto-compress.o, toplev.o)
8663         (intl.o, cppbuiltin.o, cppdefault.o): Remove explicit compilation
8664         rules.
8665         (lto-wrapper$(exeext)): Use $(LINKER) not $(COMPILER).
8666
8667 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
8668
8669         * Makefile.in (ALL_CXXFLAGS): Include $(CFLAGS-$@).
8670
8671 2011-08-24  Richard Guenther  <rguenther@suse.de>
8672
8673         PR tree-optimization/50067
8674         * tree-data-ref.c (dr_analyze_indices): Do not add an access
8675         function for a MEM_REF base that has no evolution in the loop
8676         nest or that is not analyzable.
8677
8678 2011-08-23  Vladimir Makarov  <vmakarov@redhat.com>
8679
8680         * ira.c (ira_init_register_move_cost): Check small subclasses
8681         through ira_reg_class_max_nregs and ira_available_class_regs.
8682
8683 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
8684
8685         * config/i386/constraints.md (Yp): New register constraint.
8686         * config/i386/i386.md (*addhi_1): Merge with *addhi_1_lea using
8687         Yp register constraint.
8688         (*addqi_1): Merge with *addqi_1_lea using Yp register constraint.
8689         (*ashlhi3_1): Merge with *ashlhi3_1_lea using Yp register constraint.
8690         (*ashlqi3_1): Merge with *ashlqi3_1_lea using Yp register constraint.
8691
8692 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
8693
8694         * config/i386/sse.md (<s>mul<mode>3_highpart): Update.
8695
8696 2011-08-23  Mark Heffernan  <meheff@google.com>
8697
8698         PR middle-end/38509
8699         * common.opt (Wfree-nonheap-object): New option.
8700         * doc/invoke.texi (Warning options): Document -Wfree-nonheap-object.
8701         * builtins.c (maybe_emit_free_warning): Add OPT_Wfree_nonheap_object
8702         to warning.
8703         (expand_builtin): Make warning conditional.
8704
8705 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
8706
8707         * config/i386/i386.md (type): Add imulx, ishiftx and rotatex.
8708         (length_immediate): Handle imulx, ishiftx and rotatex.
8709         (imm_disp): Ditto.
8710         (isa): Add bmi2.
8711         (enabled): Handle bmi2.
8712         (*mul<mode><dwi>3): Split from *<u>mul<mode><dwi>3.
8713         (*umul<mode><dwi>3): Ditto.  Add imulx BMI2 alternative.
8714         (*bmi2_umulditi3_1): New insn pattern.
8715         (*bmi2_umulsidi3_1): Ditto.
8716         (*umul<mode><dwi>3 splitter): New splitter to avoid flags dependency.
8717         (*bmi2_ashl<mode>3_1): New insn pattern.
8718         (*ashl<mode>3_1): Add ishiftx BMI2 alternative.
8719         (*ashl<mode>3_1 splitter): New splitter to avoid flags dependency.
8720         (*bmi2_ashlsi3_1_zext): New insn pattern.
8721         (*ashlsi3_1_zext): Add ishiftx BMI2 alternative.
8722         (*ashlsi3_1_zext splitter): New splitter to avoid flags dependency.
8723         (*bmi2_<shiftrt_insn><mode>3_1): New insn pattern.
8724         (*<shiftrt_insn><mode>3_1): Add ishiftx BMI2 alternative.
8725         (*<shiftrt_insn><mode>3_1 splitter): New splitter to avoid
8726         flags dependency.
8727         (*bmi2_<shiftrt_insn>si3_1_zext): New insn pattern.
8728         (*<shiftrt_insn>si3_1_zext): Add ishiftx BMI2 alternative.
8729         (*<shiftrt_insn>si3_1_zext splitter): New splitter to avoid
8730         flags dependency.
8731         (*bmi2_rorx<mode>3_1): New insn pattern.
8732         (*<rotate_insn><mode>3_1): Add rotatex BMI2 alternative.
8733         (*rotate<mode>3_1 splitter): New splitter to avoid flags dependency.
8734         (*rotatert<mode>3_1 splitter): Ditto.
8735         (*bmi2_rorxsi3_1_zext): New insn pattern.
8736         (*<rotate_insn>si3_1_zext): Add rotatex BMI2 alternative.
8737         (*rotatesi3_1_zext splitter): New splitter to avoid flags dependency.
8738         (*rotatertsi3_1_zext splitter): Ditto.
8739
8740 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
8741
8742         * common/config/i386/i386-common.c (OPTION_MASK_ISA_BMI2_SET): New.
8743         (OPTION_MASK_ISA_BMI2_UNSET): Likewise.
8744         (ix86_handle_option): Handle OPT_mbmi2 case.
8745         * config.gcc (i[34567]86-*-*): Add bmi2intrin.h.
8746         (x86_64-*-*): Likewise.
8747         * config/i386/bmi2intrin.h: New file.
8748         * config/i386/cpuid.h (bit_BMI2): New.
8749         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
8750         BMI2 feature.
8751         * config/i386/i386-c.c (ix86_target_macros_internal):
8752         Conditionally define __BMI2__.
8753         * config/i386/i386.c (ix86_option_override_internal): Define PTA_BMI2.
8754         Handle BMI2 option.
8755         (ix86_valid_target_attribute_inner_p): Handle BMI2 option.
8756         (print_reg): New code.
8757         (ix86_print_operand): Likewise.
8758         (ix86_builtins): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
8759         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
8760         IX86_BUILTIN_PEXT64.
8761         (bdesc_args): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
8762         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
8763         IX86_BUILTIN_PEXT64.
8764         * config/i386/i386.h (TARGET_BMI2): New.
8765         * config/i386/i386.md (UNSPEC_PDEP): New.
8766         (UNSPEC_PEXT): Likewise.
8767         (*bmi2_bzhi_<mode>3): Likewise.
8768         (*bmi2_pdep_<mode>3): Likewise.
8769         (*bmi2_pext_<mode>3): Likewise.
8770         * config/i386/i386.opt (mbmi2): New.
8771         * config/i386/x86intrin.h: Include bmi2intrin.h when __BMI2__
8772         is defined.
8773         * doc/extend.texi: Document BMI2 built-in functions.
8774         * doc/invoke.texi: Document -mbmi2.
8775
8776 2011-08-23  Jakub Jelinek  <jakub@redhat.com>
8777
8778         PR middle-end/50161
8779         * simplify-rtx.c (simplify_const_unary_operation): If
8780         op is CONST_INT, don't look at op_mode, but use instead mode.
8781         * optabs.c (add_equal_note): For FFS, CLZ, CTZ,
8782         CLRSB, POPCOUNT, PARITY and BSWAP use operand mode for
8783         operation and TRUNCATE/ZERO_EXTEND if needed.
8784         * doc/rtl.texi (ffs, clrsb, clz, ctz, popcount, parity, bswap):
8785         Document that operand mode must be same as operation mode,
8786         or VOIDmode.
8787         * config/avr/avr.md (paritysi2, *parityqihi2.libgcc,
8788         *paritysihi2.libgcc, popcountsi2, *popcountsi2.libgcc,
8789         *popcountqihi2.libgcc, clzsi2, *clzsihi2.libgcc, ctzsi2,
8790         *ctzsihi2.libgcc, ffssi2, *ffssihi2.libgcc): For unary ops
8791         use the mode of operand for the operation and add truncate
8792         or zero_extend around if needed.
8793         * config/c6x/c6x.md (ctzdi2): Likewise.
8794         * config/bfin/bfin.md (clrsbsi2, signbitssi2): Likewise.
8795
8796 2011-08-12  Michael Matz  <matz@suse.de>
8797
8798         * cfgexpand.c (expand_one_register_var): Use get_pointer_alignment.
8799         (gimple_expand_cfg): Merge alignment info for coalesced pointer
8800         SSA names.
8801
8802 2011-08-23  Richard Guenther  <rguenther@suse.de>
8803
8804         * Makefile.in (tree-data-ref.o): Add tree-affine.h dependency.
8805         * tree-affine.h (aff_comb_cannot_overlap_p): Declare.
8806         * tree-affine.c (aff_comb_cannot_overlap_p): New function, moved
8807         from ...
8808         * tree-ssa-loop-im.c (cannot_overlap_p): ... here.
8809         (mem_refs_may_alias_p): Adjust.
8810         * tree-data-ref.h (dr_may_alias_p): Adjust.
8811         * tree-data-ref.c: Include tree-affine.h.
8812         (dr_analyze_indices): Do nothing for the non-loop case.
8813         (dr_may_alias_p): Distinguish loop and non-loop case.  Disambiguate
8814         more cases in the non-loop case.
8815         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Adjust
8816         calls to dr_may_alias_p.
8817         (write_alias_graph_to_ascii_ecc): Likewise.
8818         (write_alias_graph_to_ascii_dot): Likewise.
8819         (build_alias_set_optimal_p): Likewise.
8820
8821 2011-08-23  Richard Guenther  <rguenther@suse.de>
8822
8823         PR tree-optimization/50162
8824         * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
8825
8826 2011-08-23  Richard Guenther  <rguenther@suse.de>
8827
8828         * tree-data-ref.c (dr_analyze_indices): Add comments, handle
8829         REALPART_EXPR and IMAGPART_EXPR similar to ARRAY_REFs.
8830         (create_data_ref): Also dump access functions for the created data-ref.
8831
8832 2011-08-22  Uros Bizjak  <ubizjak@gmail.com>
8833             Kirill Yukhin  <kirill.yukhin@intel.com>
8834
8835         PR target/50155
8836         * config/i386/sse.md (VI_AVX2): New.
8837         (<plusminus_insn><mode>3): Use VI_AVX2 mode iterator.
8838         (*<plusminus_insn><mode>3): Ditto.
8839         (<sse2_avx2>_andnot<mode>3): Ditto.
8840         (*andnot<mode>3): Fix order of cond operands.
8841         Add asserts for correct TARGET_xxx.
8842         (*<any_logic:code><mode>3): Ditto.
8843
8844 2011-08-22  Anatoly Sokolov  <aesok@post.ru>
8845
8846         * config/m32c/m32c.h (CLASS_MAX_NREGS): Remove macro.
8847         * config/m32c/m32c-protos.h (m32c_class_max_nregs): Remove.
8848         * config/m32c/m32c.c (m32c_class_max_nregs): Make static. Change
8849         regclass argument type to reg_class_t. Change 'max' and 'v' vars
8850         and return types to unsigned char. Use reg_class_contents instead
8851         of class_contents.
8852         (TARGET_CLASS_MAX_NREGS): Define.
8853
8854 2011-08-22  Bernd Schmidt  <bernds@codesourcery.com>
8855
8856         * config/c6x/c6x.md (indirect_jump_shadow): Tweak representation
8857         to make computed_jump_p return true.
8858
8859 2011-08-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8860
8861         * configure.ac (GCC_PICFLAG_FOR_TARGET): Call it.
8862         (PICFLAG_FOR_TARGET): Substitute.
8863         * aclocal.m4: Regenerate.
8864         * configure: Regenerate.
8865
8866 2011-08-22  Dodji Seketeli  <dodji@redhat.com>
8867
8868         * c-family/c-pch.c (c_common_read_pch): Re-set line table right
8869         after reading in the pch.
8870
8871 2011-08-22  H.J. Lu  <hongjiu.lu@intel.com>
8872
8873         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Error if __ELF__ isn't defined.
8874         * configure: Regenerated.
8875
8876 2011-08-22  Jakub Jelinek  <jakub@redhat.com>
8877
8878         PR tree-optimization/50133
8879         * tree-vect-stmts.c (vect_finish_stmt_generation): Copy location
8880         from stmt instead of some statement around gsi.
8881
8882         PR middle-end/50141
8883         * expr.c (get_bit_range): Only use DECL_THREAD_LOCAL_P if
8884         innerdecl is a VAR_DECL.
8885
8886 2011-08-22  Kirill Yukhin  <kirill.yukhin@intel.com>
8887
8888         * config/i386/avx2intrin.h: New file.
8889         * config/i386/i386-builtin-types.def (PCINT, PCINT64, PV4SI,
8890         PV8SI, V32QI_FTYPE_V32QI, V32QI_FTYPE_V16QI, V16HI_FTYPE_V16HI,
8891         V16HI_FTYPE_V8HI, V8SI_FTYPE_V8SI, V16HI_FTYPE_V16QI,
8892         V8SI_FTYPE_V16QI, V4DI_FTYPE_V16QI, V8SI_FTYPE_V8HI,
8893         V4DI_FTYPE_V8HI, V4DI_FTYPE_V4SI, V4DI_FTYPE_PV4DI,
8894         V4DI_FTYPE_V2DI, V2DI_FTYPE_PCV2DI_V2DI, V4SI_FTYPE_PCV4SI_V4SI,
8895         V32QI_FTYPE_V16HI_V16HI, V16HI_FTYPE_V8SI_V8SI,
8896         V32QI_FTYPE_V32QI_V32QI, V16HI_FTYPE_V32QI_V32QI,
8897         V16HI_FTYPE_V16HI_V8HI, V16HI_FTYPE_V16HI_V16HI,
8898         V16HI_FTYPE_V16HI_INT, V16HI_FTYPE_V16HI_SI,
8899         V16HI_FTYPE_V16HI_V16HI_INT, V32QI_FTYPE_V32QI_V32QI_INT,
8900         V8SI_FTYPE_V8SI_V4SI, V8SI_FTYPE_V8SI_V8SI,
8901         V8SI_FTYPE_V16HI_V16HI, V8SI_FTYPE_V8SI_INT, V8SI_FTYPE_V8SI_SI,
8902         V8SI_FTYPE_PCV8SI_V8SI, V4DI_FTYPE_V4DI_V4DI,
8903         V4DI_FTYPE_V8SI_V8SI, V4DI_FTYPE_V4DI_V2DI,
8904         V4DI_FTYPE_PCV4DI_V4DI, V4DI_FTYPE_V4DI_INT,
8905         V2DI_FTYPE_V4DI_INT, V4DI_FTYPE_V4DI_V4DI_INT,
8906         V4DI_FTYPE_V4DI_V2DI_INT, VOID_FTYPE_PV2DI_V2DI_V2DI,
8907         VOID_FTYPE_PV4DI_V4DI_V4DI, VOID_FTYPE_PV4SI_V4SI_V4SI,
8908         VOID_FTYPE_PV8SI_V8SI_V8SI,
8909         V2DF_FTYPE_V2DF_PCDOUBLE_V4SI_V2DF_INT,
8910         V4DF_FTYPE_V4DF_PCDOUBLE_V4SI_V4DF_INT,
8911         V2DF_FTYPE_V2DF_PCDOUBLE_V2DI_V2DF_INT,
8912         V4DF_FTYPE_V4DF_PCDOUBLE_V4DI_V4DF_INT,
8913         V4SF_FTYPE_V4SF_PCFLOAT_V4SI_V4SF_INT,
8914         V8SF_FTYPE_V8SF_PCFLOAT_V8SI_V8SF_INT,
8915         V4SF_FTYPE_V4SF_PCFLOAT_V2DI_V4SF_INT,
8916         V4SF_FTYPE_V4SF_PCFLOAT_V4DI_V4SF_INT,
8917         V2DI_FTYPE_V2DI_PCINT64_V4SI_V2DI_INT,
8918         V4DI_FTYPE_V4DI_PCINT64_V4SI_V4DI_INT,
8919         V2DI_FTYPE_V2DI_PCINT64_V2DI_V2DI_INT,
8920         V4DI_FTYPE_V4DI_PCINT64_V4DI_V4DI_INT,
8921         V4SI_FTYPE_V4SI_PCINT_V4SI_V4SI_INT,
8922         V8SI_FTYPE_V8SI_PCINT_V8SI_V8SI_INT,
8923         V4SI_FTYPE_V4SI_PCINT_V2DI_V4SI_INT,
8924         V4SI_FTYPE_V4SI_PCINT_V4DI_V4SI_INT,
8925         V16HI_FTYPE_V16HI_SI_COUNT, V16HI_FTYPE_V16HI_V8HI_COUNT,
8926         V8SI_FTYPE_V8SI_SI_COUNT, V8SI_FTYPE_V8SI_V4SI_COUNT,
8927         V4DI_FTYPE_V4DI_INT_COUNT, V4DI_FTYPE_V4DI_V2DI_COUNT,
8928         V4DI_FTYPE_V4DI_INT_CONVERT,
8929         V4DI_FTYPE_V4DI_V4DI_INT_CONVERT): New.
8930         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MPSADBW256,
8931         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
8932         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
8933         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
8934         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
8935         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
8936         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
8937         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
8938         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
8939         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
8940         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
8941         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
8942         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
8943         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
8944         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
8945         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
8946         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
8947         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
8948         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
8949         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
8950         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
8951         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
8952         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
8953         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
8954         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
8955         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
8956         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
8957         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
8958         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
8959         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
8960         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
8961         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
8962         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
8963         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
8964         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
8965         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
8966         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
8967         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
8968         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
8969         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
8970         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
8971         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
8972         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
8973         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
8974         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
8975         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
8976         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
8977         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
8978         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
8979         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
8980         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
8981         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
8982         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
8983         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
8984         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
8985         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
8986         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
8987         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
8988         IX86_BUILTIN_MOVNTDQA256, IX86_BUILTIN_VBROADCASTSS_PS,
8989         IX86_BUILTIN_VBROADCASTSS_PS256,
8990         IX86_BUILTIN_VBROADCASTSD_PD256,
8991         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
8992         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
8993         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
8994         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
8995         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
8996         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
8997         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
8998         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
8999         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
9000         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
9001         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
9002         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
9003         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256,
9004         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
9005         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
9006         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
9007         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
9008         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI,
9009         IX86_BUILTIN_GATHERSIV2DF, IX86_BUILTIN_GATHERSIV4DF,
9010         IX86_BUILTIN_GATHERDIV2DF, IX86_BUILTIN_GATHERDIV4DF,
9011         IX86_BUILTIN_GATHERSIV4SF, IX86_BUILTIN_GATHERSIV8SF,
9012         IX86_BUILTIN_GATHERDIV4SF, IX86_BUILTIN_GATHERDIV8SF,
9013         IX86_BUILTIN_GATHERSIV2DI, IX86_BUILTIN_GATHERSIV4DI,
9014         IX86_BUILTIN_GATHERDIV2DI, IX86_BUILTIN_GATHERDIV4DI,
9015         IX86_BUILTIN_GATHERSIV4SI, IX86_BUILTIN_GATHERSIV8SI,
9016         IX86_BUILTIN_GATHERDIV4SI, IX86_BUILTIN_GATHERDIV8SI.
9017         (bdesc_special_args): Add IX86_BUILTIN_MOVNTDQA256,
9018         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
9019         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
9020         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
9021         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256.
9022         (bdesc_args): Add  IX86_BUILTIN_MPSADBW256,
9023         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
9024         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
9025         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
9026         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
9027         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
9028         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
9029         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
9030         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
9031         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
9032         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
9033         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
9034         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
9035         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
9036         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
9037         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
9038         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
9039         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
9040         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
9041         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
9042         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
9043         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
9044         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
9045         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
9046         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
9047         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
9048         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
9049         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
9050         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
9051         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
9052         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
9053         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
9054         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
9055         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
9056         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
9057         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
9058         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
9059         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
9060         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
9061         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
9062         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
9063         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
9064         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
9065         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
9066         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
9067         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
9068         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
9069         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
9070         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
9071         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
9072         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
9073         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
9074         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
9075         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
9076         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
9077         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
9078         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
9079         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
9080         IX86_BUILTIN_VBROADCASTSS_PS, IX86_BUILTIN_VBROADCASTSS_PS256,
9081         IX86_BUILTIN_VBROADCASTSD_PD256,
9082         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
9083         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
9084         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
9085         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
9086         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
9087         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
9088         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
9089         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
9090         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
9091         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
9092         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
9093         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
9094         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
9095         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI.
9096         (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_GATHERSIV2DF,
9097         IX86_BUILTIN_GATHERSIV4DF, IX86_BUILTIN_GATHERDIV2DF,
9098         IX86_BUILTIN_GATHERDIV4DF, IX86_BUILTIN_GATHERSIV4SF,
9099         IX86_BUILTIN_GATHERSIV8SF, IX86_BUILTIN_GATHERDIV4SF,
9100         IX86_BUILTIN_GATHERDIV8SF, IX86_BUILTIN_GATHERSIV2DI,
9101         IX86_BUILTIN_GATHERSIV4DI, IX86_BUILTIN_GATHERDIV2DI,
9102         IX86_BUILTIN_GATHERDIV4DI, IX86_BUILTIN_GATHERSIV4SI,
9103         IX86_BUILTIN_GATHERSIV8SI, IX86_BUILTIN_GATHERDIV4SI,
9104         IX86_BUILTIN_GATHERDIV8SI.
9105         (ix86_preferred_simd_mode): Support AVX2 modes.
9106         (ix86_expand_args_builtin): Support AVX2 builtins.
9107         (ix86_expand_special_args_builtin): Likewise.
9108         (ix86_expand_builtin): Likewise.
9109         * config/i386/i386.md (UNSPEC_VPERMSI): New.
9110         (UNSPEC_VPERMDF): Likewise.
9111         (UNSPEC_VPERMSF): Likewise.
9112         (UNSPEC_VPERMDI): Likewise.
9113         (UNSPEC_VPERMTI): Likewise.
9114         (UNSPEC_GATHER): Likewise.
9115         (ssemodesuffix): Extend.
9116         * config/i386/immintrin.h: Include avx2intrin.h when __AVX2__
9117         is defined.
9118         * config/i386/predicates.md (const1248_operand): New.
9119         * config/i386/sse.md (VI1_AVX2): New mode iterator.
9120         (VI2_AVX2): Likewise.
9121         (VI4_AVX2): Likewise.
9122         (VI8_AVX2): Likewise.
9123         (VIMAX_AVX2): Likewise.
9124         (SSESCALARMODE): Likewise.
9125         (VI12_AVX2): Likewise.
9126         (VI24_AVX2): Likewise.
9127         (VI124_AVX2): Likewise.
9128         (VI248_AVX2): Likewise.
9129         (VI48_AVX2): Likewise.
9130         (VI4SD_AVX2): Likewise.
9131         (V48_AVX2): Likewise.
9132         (AVX256MODE2P): Likewise.
9133         (AVXMODE48P_DI): Likewise.
9134         (sse2_avx2): New mode attribute.
9135         (ssse3_avx2): Likewise.
9136         (sse4_1_avx2): Likewise.
9137         (avx_avx2): Likewise.
9138         (ssebytemode): Likewise.
9139         (AVXTOSSEMODE): Likewise.
9140         (AVXMODE48P_DI): Likewise.
9141         (gthrfirstp): Likewise.
9142         (gthrlastp): Likewise.
9143         (lshift): New code_iterator
9144         (lshift): New code attribute.
9145         (lshift): Likewise.
9146         (ssescalarmodesuffix): Update.
9147         (sseunpackmode): Likewise.
9148         (ssepackmode): Likewise.
9149         (avx2_vec_dupv4sf): New insn pattern.
9150         (avx2_vec_dupv8sf): Likewise.
9151         (avx2_interleave_highv4di): Likewise.
9152         (avx2_interleave_lowv4di): Likewise.
9153         (avx2_umulv4siv4di3): Likewise
9154         (*avx2_umulv4siv4di3): Likewise
9155         (avx2_pmaddwd): Likewise.
9156         (*avx2_pmaddwd): Likewise.
9157         (avx2_lshrqv4di3): Likewise.
9158         (avx2_lshlqv4di3): Likewise.
9159         (avx2_lshl<mode>3): Likewise.
9160         (avx2_<umaxmin:code><mode>3): Likewise.
9161         (*avx2_<umaxmin:code><mode>3): Likewise.
9162         (avx2_<smaxmin:code><mode>3): Likewise.
9163         (*avx2_<smaxmin:code><mode>3): Likewise.
9164         (avx2_eq<mode>3): Likewise.
9165         (*avx2_eq<mode>3): Likewise.
9166         (avx2_gt<mode>3): Likewise.
9167         (avx2_interleave_highv32qi): New.
9168         (avx2_interleave_lowv32qi): Likewise.
9169         (avx2_interleave_highv16hi): Likewise.
9170         (avx2_interleave_lowv16hi): Likewise.
9171         (avx2_interleave_highv8si): Likewise.
9172         (avx2_interleave_lowv8si): Likewise.
9173         (avx2_pshufd): Likewise.
9174         (avx2_pshufd_1): Likewise.
9175         (avx2_pshuflwv3): Likewise.
9176         (avx2_pshuflw_1): Likewise.
9177         (avx2_pshufhwv3): Likewise.
9178         (avx2_pshufhw_1): Likewise.
9179         (avx2_uavgv32qi3): Likewise.
9180         (*avx2_uavgv32qi3): Likewise.
9181         (avx2_uavgv16hi3): Likewise.
9182         (*avx2_uavgv16hi3): Likewise.
9183         (avx2_pmovmskb): Likewise.
9184         (avx2_phaddwv16hi3): Likewise.
9185         (avx2_phadddv8si3): Likewise.
9186         (avx2_phaddswv16hi3): Likewise.
9187         (avx2_phsubwv16hi3): Likewise.
9188         (avx2_phsubdv8si3): Likewise.
9189         (avx2_phsubswv16hi3): Likewise.
9190         (avx2_pmaddubsw256): Likewise.
9191         (avx2_umulhrswv16hi3): Likewise.
9192         (*avx2_umulhrswv16hi3): Likewise.
9193         (avx2_packusdw): Likewise.
9194         (avx2_pblendd<mode>): Likewise.
9195         (avx2_<code>v16qiv16hi2): Likewise.
9196         (avx2_<code>v8qiv8si2): Likewise.
9197         (avx2_<code>v8hiv8si2): Likewise.
9198         (avx2_<code>v4qiv4di2): Likewise.
9199         (avx2_<code>v4hiv4di2): Likewise.
9200         (avx2_<code>v4siv4di2): Likewise.
9201         (avx2_pbroadcast<mode>): Likewise.
9202         (avx2_permvarv8si): Likewise.
9203         (avx2_permv4df): Likewise.
9204         (avx2_permvarv8sf): Likewise.
9205         (avx2_permv4di): Likewise.
9206         (avx2_permv2ti): Likewise.
9207         (avx2_vec_dupv4df): Likewise.
9208         (avx2_vbroadcasti128_<mode>): Likewise.
9209         (avx2_vec_set_lo_v4di): Likewise.
9210         (avx2_vec_set_hi_v4di): Likewise.
9211         (*avx2_maskmov<avx2modesuffix><avxmodesuffix>): Likewise.
9212         (avx2_extracti128): Likewise.
9213         (avx2_inserti128): Likewise.
9214         (avx2_ashrvv8si): Likewise.
9215         (avx2_ashrvv4si): Likewise.
9216         (avx2_<lshift>vv8si): Likewise.
9217         (avx2_<lshift>v<mode>): Likewise.
9218         (avx2_<lshift>vv2di): Likewise.
9219         (avx2_gathersi<mode>): Likewise.
9220         (*avx2_gathersi<mode>): Likewise.
9221         (avx2_gatherdi<mode>): Likewise.
9222         (*avx2_gatherdi<mode>): Likewise.
9223         (avx2_gatherdi<mode>256): Likewise.
9224         (*avx2_gatherdi<mode>256): Likewise.
9225         (<plusminus_insn><mode>3): Use VI mode iterator.
9226         (*<plusminus_insn><mode>3): Use VI mode iterator.
9227         (<sse2_avx2>_<plusminus_insn><mode>3): Rename from
9228         sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
9229         (*<sse2_avx2>_<plusminus_insn><mode>3): Rename from
9230         *sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
9231         (mul<mode>3): Rename from mulv8hi3.  Use VI2_AVX2 mode iterator.
9232         (*mul<mode>3): Rename from *mulv8hi3.  Use VI2_AVX2 mode iterator.
9233         (<s>mul<mode>3_highpart): Rename from <s>mulv8hi3_highpart.
9234         Use VI2_AVX2 mode iterator.
9235         (*<s>mul<mode>3_highpart): Rename from *<s>mulv8hi3_highpart.
9236         Use VI2_AVX2 mode iterator.
9237         (mul<mode>3): Rename from mulv4si3.  Use VI4_AVX2 mode iterator.
9238         (*mul<mode>3): Rename from *mulv4si3.  Use VI4_AVX2 mode iterator.
9239         (*<sse4_1_avx2>_mulv2siv2di3): Rename from *sse4_1_mulv4si3.
9240         Use VI4_AVX2 mode iterator.
9241         (ashr<mode>3): Use VI24_AVX2 mode iterator.
9242         (lshr<mode>3): Use VI248_AVX2 mode iterator.
9243         (<sse2_avx2>_ashl<mode>3): Rename from sse2_ashlv1ti3.
9244         Use VIMAX_AVX2 mode iterator.
9245         (<sse2_avx2>_andnot<mode>3): Rename from sse2_andnot<mode>3.
9246         Use VI mode iterator.
9247         (*andnot<mode>3): Update for AVX2.
9248         (*<any_logic:code><mode>3): Likewise.
9249         (<sse2_avx2>_packsswb): Rename from sse2_packsswb.
9250         Use VI1_AVX mode iterator.
9251         (<sse2_avx2>_packssdw):  Rename from sse2_packssdw.
9252         Use VI2_AVX mode iterator.
9253         (<sse2_avx2>_packuswb): Rename from sse2_packsswb.
9254         Use VI1_AVX mode iterator.
9255         (<sse2_avx2>_psadbw): Rename from sse2_psadbw.
9256         Use VI8_AVX2 mode iterator.
9257         (<ssse3_avx2>_pshufb<mode>3): Rename from ssse3_pshufbv16qi3.
9258         Use VI1_AVX2 mode iterator.
9259         (<ssse3_avx2>_psign<mode>3): Rename from ssse3_psign<mode>3.
9260         Use VI124_AVX2 mode iterator.
9261         (<ssse3_avx2>_palignr<mode>): Rename from ssse3_palignrti.
9262         Use SSESCALARMODE mode iterator.
9263         (abs<mode>2): Use VI124_AVX2 mode iterator.
9264         (<sse4_1_avx2>_movntdqa): Rename from sse4_1_movntdqa.
9265         Use VI8_AVX2 mode iterator.
9266         (<sse4_1_avx2>_mpsadbw): Rename from sse4_1_mpsadbw.
9267         Use VI1_AVX2 mode iterator.
9268         (<sse4_1_avx2>_pblendvb): Rename from sse4_1_pblendvb.
9269         Use VI1_AVX2 mode iterator.
9270         (<sse4_1_avx2>_pblendw): Rename from sse4_1_pblendvb.
9271         Use VI2_AVX2 mode iterator.
9272         (<avx_avx2>_maskload<avx2modesuffix><avxmodesuffix>): Rename from
9273         avx_maskload<ssemodesuffix><avxsizesuffix>. Use V48_AVX2 mode iterator.
9274         (<avx_avx2>_maskstore<avx2modesuffix><avxmodesuffix>): Rename from
9275         avx_maskstore<ssemodesuffix><avxsizesuffix>.
9276         Use V48_AVX2 mode iterator.
9277         * doc/extend.texi: Document AVX2 built-in functions.
9278         * doc/invoke.texi: Document -mavx2.
9279
9280 2011-08-22  Matthias Klose <doko@debian.org>
9281
9282         Revert:
9283         2011-07-11  Arthur Loiret  <aloiret@debian.org>
9284                     Matthias Klose <doko@debian.org>
9285         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
9286         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
9287         convention.
9288         * config.gcc (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
9289
9290 2011-08-22  Mikael Pettersson  <mikpe@it.uu.se>
9291
9292         PR bootstrap/50146
9293         * ira-color.c (assign_hard_reg): Move saved_nregs declaration
9294         to #ifndef HONOR_REG_ALLOC_ORDER block.
9295
9296 2011-08-21  Richard Henderson  <rth@redhat.com>
9297
9298         * rtl.h (INSN_ANNULLED_BRANCH_P): Only allow JUMP_INSN.
9299         * dwarf2cfi.c (scan_trace): Test JUMP_P before INSN_ANNULLED_BRANCH_P.
9300         * resource.c (next_insn_no_annul): Likewise.
9301         (mark_set_resources): Likewise.
9302         * reorg.c (delete_from_delay_slot): Likewise.
9303         (dbr_schedule, redundant_insn, try_merge_delay_insns): Likewise.
9304         (get_branch_condition): Test pc_rtx and LABEL_REF before dereferencing.
9305
9306 2011-08-21  Uros Bizjak  <ubizjak@gmail.com>
9307
9308         * config/i386/i386.md (any_div): Remove.
9309         (sgnprefix): Update for removal.
9310         (u): Ditto.
9311
9312 2011-08-20  Vladimir Makarov  <vmakarov@redhat.com>
9313
9314         * ira-lives.c (mark_pseudo_regno_subword_live): Use allocno class
9315         for ira_reg_class_max_nregs.  Increase pressure by 1.
9316         (mark_pseudo_regno_subword_dead): Use allocno class
9317         for ira_reg_class_max_nregs.
9318
9319 2011-08-20  Richard Henderson  <rth@redhat.com>
9320
9321         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
9322         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
9323         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
9324         config/c6x/ltf.c: Adjust include path for soft-fp.
9325
9326 2011-08-20  H.J. Lu  <hongjiu.lu@intel.com>
9327
9328         PR other/46770
9329         * config.gcc (tm_file): Add initfini-array.h if
9330         .init_arrary/.fini_array are supported.
9331
9332         * crtstuff.c: Don't generate .ctors nor .dtors sections if
9333         USE_INITFINI_ARRAY is defined.
9334
9335         * output.h (default_elf_init_array_asm_out_constructor): New.
9336         (default_elf_fini_array_asm_out_destructor): Likewise.
9337         * varasm.c (elf_init_array_section): Likewise.
9338         (elf_fini_array_section): Likewise.
9339         (get_elf_initfini_array_priority_section): Likewise.
9340         (default_elf_init_array_asm_out_constructor): Likewise.
9341         (default_elf_fini_array_asm_out_destructor): Likewise.
9342
9343         * config/initfini-array.h: New.
9344
9345 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9346
9347         * config/mips/mips.c (mips_class_max_nregs): Check that the mode is
9348         OK for ST_REGS and FP_REGS before taking those classes into account.
9349
9350 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9351
9352         * config/mips/mips.c (mips_reorg_process_insns): Check for jumps
9353         before checking for annulled branches.
9354
9355 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9356
9357         * config/i386/i386.c (ix86_binary_operator_ok): Use
9358         satisfies_constraint_L.
9359
9360 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9361             Michael Matz  <matz@suse.de>
9362
9363         * config/i386/i386.c (ix86_expand_round_sse4): Expand as
9364         trunc (a + copysign (nextafter (0.5, 0.0), a)).
9365
9366 2011-08-20  Anatoly Sokolov  <aesok@post.ru>
9367
9368         * doc/tm.texi.in (PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
9369         * doc/tm.texi: Regenerate.
9370         * targhooks.c (default_preferred_output_reload_class): Don't use
9371         PREFERRED_OUTPUT_RELOAD_CLASS macro.
9372         * system.h (PREFERRED_OUTPUT_RELOAD_CLASS): Poison.
9373
9374 2011-08-20  Jakub Jelinek  <jakub@redhat.com>
9375
9376         PR tree-optimization/48739
9377         * tree-ssa.c: Include cfgloop.h.
9378         (execute_update_addresses_taken): When updating ssa, if in loop closed
9379         SSA form, call rewrite_into_loop_closed_ssa instead of update_ssa.
9380         * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
9381
9382 2011-08-19  Vladimir Makarov  <vmakarov@redhat.com>
9383
9384         PR rtl-optimization/49936
9385         * ira.c (ira_init_register_move_cost): Ignore too small subclasses
9386         for calculation of max register move costs.
9387
9388 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9389
9390         * c-parser.c (c_parser_postfix_expression): Convert operands of
9391         __builtin_complex to their semantic types.
9392
9393 2011-08-19  H.J. Lu  <hongjiu.lu@intel.com>
9394
9395         PR middle-end/49721
9396         * explow.c (convert_memory_address_addr_space): Also permute the
9397         conversion and addition of constant for zero-extend.
9398
9399 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9400
9401         * c-parser.c (c_parser_postfix_expression): Handle RID_BUILTIN_COMPLEX.
9402         * doc/extend.texi (__builtin_complex): Document.
9403
9404 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9405
9406         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Handle constants
9407         beyond conversions.
9408         (convert_mult_to_widen): Convert constant inputs to the right type.
9409         (convert_plusminus_to_widen): Don't automatically reject inputs that
9410         are not an SSA_NAME.
9411         Convert constant inputs to the right type.
9412
9413 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9414
9415         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Convert add_rhs
9416         to the correct type.
9417
9418 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9419
9420         * tree-ssa-math-opts.c (convert_mult_to_widen): Better handle
9421         unsigned inputs of different modes.
9422         (convert_plusminus_to_widen): Likewise.
9423
9424 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9425
9426         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Add new argument
9427         'type'.
9428         Use 'type' from caller, not inferred from 'rhs'.
9429         Don't reject non-conversion statements. Do return lhs in this case.
9430         (is_widening_mult_p): Add new argument 'type'.
9431         Use 'type' from caller, not inferred from 'stmt'.
9432         Pass type to is_widening_mult_rhs_p.
9433         (convert_mult_to_widen): Pass type to is_widening_mult_p.
9434         (convert_plusminus_to_widen): Likewise.
9435
9436 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9437
9438         * tree-ssa-math-opts.c (is_widening_mult_p): Remove FIXME.
9439         Ensure the the larger type is the first operand.
9440
9441 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9442
9443         * tree-ssa-math-opts.c (convert_mult_to_widen): Convert
9444         unsupported unsigned multiplies to signed.
9445         (convert_plusminus_to_widen): Likewise.
9446
9447 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9448
9449         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Permit a single
9450         conversion statement separating multiply-and-accumulate.
9451
9452 2011-08-19  Richard Guenther  <rguenther@suse.de>
9453
9454         PR tree-optimization/50067
9455         * tree-data-ref.c (dr_analyze_indices): Simplify, strip MEM_REF
9456         offset only if we accounted for it.
9457
9458 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9459
9460         * config/arm/arm.md (maddhidi4): Remove '*' from name.
9461         * expr.c (expand_expr_real_2): Use find_widening_optab_handler.
9462         * optabs.c (find_widening_optab_handler_and_mode): New function.
9463         (expand_widen_pattern_expr): Use find_widening_optab_handler.
9464         (expand_binop_directly): Likewise.
9465         (expand_binop): Likewise.
9466         * optabs.h (find_widening_optab_handler): New macro define.
9467         (find_widening_optab_handler_and_mode): New prototype.
9468         * tree-cfg.c (verify_gimple_assign_binary): Adjust WIDEN_MULT_EXPR
9469         type precision rules.
9470         (verify_gimple_assign_ternary): Likewise for WIDEN_MULT_PLUS_EXPR.
9471         * tree-ssa-math-opts.c (build_and_insert_cast): New function.
9472         (is_widening_mult_rhs_p): Allow widening by more than one mode.
9473         Explicitly disallow mis-matched input types.
9474         (convert_mult_to_widen): Use find_widening_optab_handler, and cast
9475         input types to fit the new handler.
9476         (convert_plusminus_to_widen): Likewise.
9477
9478 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9479
9480         * expr.c (expand_expr_real_2): Use widening_optab_handler.
9481         * genopinit.c (optabs): Use set_widening_optab_handler for $N.
9482         (gen_insn): $N now means $a must be wider than $b, not consecutive.
9483         * optabs.c (widened_mode): New function.
9484         (expand_widen_pattern_expr): Use widening_optab_handler.
9485         (expand_binop_directly): Likewise.
9486         (expand_binop): Likewise.
9487         * optabs.h (widening_optab_handlers): New struct.
9488         (optab_d): New member, 'widening'.
9489         (widening_optab_handler): New function.
9490         (set_widening_optab_handler): New function.
9491         * tree-ssa-math-opts.c (convert_mult_to_widen): Use
9492         widening_optab_handler.
9493         (convert_plusminus_to_widen): Likewise.
9494
9495 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9496
9497         * c-decl.c (grokdeclarator): Diagnose _Noreturn for non-C1X if
9498         pedantic.
9499         * c-parser.c (c_parser_declspecs): Include _Noreturn in syntax comment.
9500         * ginclude/stdnoreturn.h (noreturn): Don't define for C++.
9501
9502 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9503
9504         * opth-gen.awk: Do not declare target save/restore structures and
9505         functions if IN_RTS defined.
9506
9507 2011-08-19  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
9508
9509         PR target/49437
9510         * config/arm/arm.c (arm_output_epilogue): Properly handle epilogue
9511         when stack was realigned in interrupt handler prologue.
9512
9513 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
9514
9515         * c-decl.c (shadow_tag_warned): Check for _Noreturn.
9516         (quals_from_declspecs): Assert _Noreturn not present.
9517         (grokdeclarator): Handle _Noreturn.
9518         (build_null_declspecs): Initialize noreturn_p.
9519         (declspecs_add_scspec): Handle RID_NORETURN.
9520         * c-parser.c (c_token_starts_declspecs, c_parser_declspecs)
9521         (c_parser_attributes): Handle RID_NORETURN.
9522         * c-tree.h (struct c_declspecs): Add noreturn_p.
9523         * ginclude/stdnoreturn.h: New.
9524         * Makefile.in (USER_H): Add stdnoreturn.h.
9525
9526 2011-08-18  Kirill Yukhin  <kirill.yukhin@intel.com>
9527
9528         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX2_SET): New.
9529         (OPTION_MASK_ISA_AVX_UNSET): Update.
9530         (OPTION_MASK_ISA_AVX2_UNSET): New.
9531         (ix86_handle_option): Handle OPT_mavx2 case.
9532         * config/i386/cpuid.h (bit_AVX2): New.
9533         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
9534         AVX2 feature.
9535         * config/i386/i386-c.c (ix86_target_macros_internal):
9536         Conditionally define __AVX2__.
9537         * config/i386/i386.c (ix86_option_override_internal): Define PTA_AVX2.
9538         Define "core-avx2" processor alias.  Handle avx2 option.
9539         (ix86_valid_target_attribute_inner_p): Handle avx2 option.
9540         * config/i386/i386.h (TARGET_AVX2): New.
9541         * config/i386/i386.opt (mavx2): New.
9542         * doc/invoke.texi: Document -mavx2.
9543
9544 2011-08-18  Vladimir Makarov  <vmakarov@redhat.com>
9545
9546         PR rtl-optimization/49890
9547         * ira-costs.c (setup_regno_cost_classes_by_aclass): Don't exclude
9548         subclasses of class which is superset of a pressure class.
9549
9550 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
9551             Igor Zamyatin <igor.zamyatin@intel.com>
9552
9553         * config/i386/i386-c.c (ix86_target_macros_internal): Replace int
9554         with HOST_WIDE_INT for isa_flag.
9555         (ix86_pragma_target_parse): Replace int with HOST_WIDE_INT for
9556         isa variables.
9557
9558         * config/i386/i386.c (ix86_target_string): Replace int with
9559         HOST_WIDE_INT for isa.  Use HOST_WIDE_INT_PRINT to print isa.
9560         (ix86_target_opts): Replace int with HOST_WIDE_INT on mask.
9561         (pta_flags): Removed.
9562         (PTA_XXX): Redefined as (HOST_WIDE_INT_1 << X).
9563         (pta): Use HOST_WIDE_INT on flags.
9564         (builtin_isa): Use HOST_WIDE_INT on isa.
9565         (ix86_add_new_builtins): Likewise.
9566         (def_builtin): Use HOST_WIDE_INT on mask.
9567         (def_builtin_const): Likewise.
9568         (builtin_description): Likewise.
9569
9570         * config/i386/i386.opt (ix86_isa_flags): Replace int with
9571         HOST_WIDE_INT.
9572         (ix86_isa_flags_explicit): Likewise.
9573         (x_ix86_isa_flags_explicit): Likewise.
9574
9575 2011-08-17  Vladimir Makarov  <vmakarov@redhat.com>
9576
9577         PR rtl-optimization/50107
9578         * ira-int.h (ira_hard_reg_not_in_set_p): Remove.
9579         (ira_hard_reg_in_set_p): New.
9580
9581         * ira-color.c (calculate_saved_nregs): New.
9582         (assign_hard_reg): Use it.  Set up allocated_hard_reg_p for all
9583         hard regs.
9584         (allocno_reload_assign, fast_allocation): Use
9585         ira_hard_reg_set_intersection_p instead of
9586         ira_hard_reg_not_in_set_p.
9587
9588         * ira.c (setup_reg_renumber): Use
9589         ira_hard_reg_set_intersection_p instead of
9590         ira_hard_reg_not_in_set_p.
9591         (setup_allocno_assignment_flags, calculate_allocation_cost): Use
9592         ira_hard_reg_in_set_p instead of ira_hard_reg_not_in_set_p.
9593
9594         * ira-costs.c (ira_tune_allocno_costs): Use
9595         ira_hard_reg_set_intersection_p instead of
9596         ira_hard_reg_not_in_set_p.
9597
9598 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
9599             Igor Zamyatin <igor.zamyatin@intel.com>
9600
9601         * hwint.h (HOST_WIDE_INT_1): New.
9602
9603         * opt-functions.awk (switch_bit_fields): Initialize the
9604         host_wide_int field.
9605         (host_wide_int_var_name): New.
9606         (var_type_struct): Check and return HOST_WIDE_INT.
9607
9608         * opt-read.awk: Handle HOST_WIDE_INT for "Variable".
9609
9610         * optc-save-gen.awk: Support HOST_WIDE_INT on var_target_other.
9611
9612         * opth-gen.awk: Use HOST_WIDE_INT_1 on HOST_WIDE_INT.  Properly
9613         check masks for HOST_WIDE_INT.
9614
9615         * opts-common.c (set_option): Support HOST_WIDE_INT flag_var.
9616         (option_enabled): Likewise.
9617         (get_option_state): Likewise.
9618
9619         * opts.h (cl_option): Add cl_host_wide_int.  Change var_value
9620         to HOST_WIDE_INT.
9621
9622 2011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9623             Marc Glisse  <marc.glisse@normalesup.org>
9624
9625         PR libstdc++-v3/1773
9626         * target.def (decl_mangling_context): New C++ hook.
9627         * doc/tm.texi: Regenerate.
9628         * config/sol2-cxx.c, config/sol2-stubs.c: New files.
9629         * config/sol2-protos.h: Group by source file.
9630         (solaris_cxx_decl_mangling_context): Declare.
9631         * config/sol2.h (TARGET_CXX_DECL_MANGLING_CONTEXT): Define.
9632         * config/t-sol2 (sol2-cxx.o, sol2-stubs.o): New targets.
9633         Use $<.
9634         * config.gcc (*-*-solaris2*): Add sol2-cxx.o to cxx_target_objs.
9635         Add sol2-stubs.o to extra_objs.
9636
9637 2011-08-18  Jakub Jelinek  <jakub@redhat.com>
9638
9639         PR target/50009
9640         * stor-layout.c (update_alignment_for_field): Don't ICE on
9641         packed flexible array members if ms_bitfield_layout_p.
9642
9643         PR target/50092
9644         * config/i386/i386.c (assign_386_stack_local): Call validize_mem
9645         on the result before returning it.
9646
9647         PR debug/50017
9648         * tree-vect-stmts.c (vect_finish_stmt_generation): If gsi_stmt (*gsi)
9649         is a debug stmt, use location of the first non-debug stmt after it.
9650
9651 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9652
9653         * config/arm/arm.c (arm_rtx_costs_1): Don't modify the costs of SET.
9654         (arm_size_rtx_costs): Likewise.
9655
9656 2011-08-18  Richard Guenther  <rguenther@suse.de>
9657
9658         * tree.h (tree_int_cst_msb): Remove.
9659         * tree.c (tree_int_cst_msb): Likewise.
9660         (tree_int_cst_sign_bit): Move from ...
9661         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): ... here.
9662
9663 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9664
9665         * doc/tm.texi.in (TARGET_RTX_COSTS): Add an opno paramter.
9666         * doc/tm.texi: Regenerate.
9667         * target.def (rtx_costs): Add an opno parameter.
9668         * hooks.h (hook_bool_rtx_int_int_intp_bool_false): Replace with...
9669         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
9670         * hooks.c (hook_bool_rtx_int_int_intp_bool_false): Replace with...
9671         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
9672         * cse.c (COST_IN): Add an opno parameter.
9673         (notreg_cost): Likewise.  Update call to rtx_cost.
9674         (COST, fold_rtx): Update accordingly.
9675         * dojump.c (prefer_and_bit_test): Update call to rtx_cost.
9676         * expmed.c (emit_store_flag): Likewise.
9677         * optabs.c (avoid_expensive_constant): Add an opno parameter.
9678         Update call to rtx_cost.
9679         (expand_binop_directly, expand_binop): Likewise.
9680         (expand_twoval_binop, prepare_cmp_insn): Likewise.
9681         * rtl.h (rtx_cost, get_full_rtx_cost): Add opno parameters.
9682         (set_src_cost, get_full_set_src_cost): Update accordingly.
9683         * rtlanal.c (rtx_cost): Add an opno parameter.  Update call
9684         to target hook.
9685         (get_full_rtx_cost): Add an opno paramter.  Update calls to rtx_cost.
9686         (default_adress_cost): Update calls to rtx_cost.
9687
9688         * config/arm/arm.c (arm_rtx_costs_1, arm_size_rtx_costs)
9689         (arm_slowmul_rtx_costs): Adjust calls to rtx_cost.
9690         (arm_rtx_costs): Add an opno parameter.
9691         * config/alpha/alpha.c (alpha_rtx_costs): Add an opno parameter and
9692         adjust any recursive rtx-cost calls.
9693         * config/avr/avr.c (avr_operand_rtx_cost, avr_rtx_costs): Likewise.
9694         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
9695         * config/c6x/c6x.c (c6x_rtx_costs): Likewise.
9696         * config/cris/cris.c (cris_rtx_costs): Likewise.
9697         * config/frv/frv.c (frv_rtx_costs): Likewise.
9698         * config/h8300/h8300.c (h8300_rtx_costs): Likewise.
9699         * config/i386/i386.c (ix86_rtx_costs): Likewise.
9700         * config/ia64/ia64.c (ia64_rtx_costs): Likewise.
9701         * config/iq2000/iq2000.c (iq2000_rtx_costs): Likewise.
9702         * config/lm32/lm32.c (lm32_rtx_costs): Likewise.
9703         * config/m32c/m32c.c (m32c_rtx_costs): Likewise.
9704         * config/m32r/m32r.c (m32r_rtx_costs): Likewise.
9705         * config/m68k/m68k.c (m68k_rtx_costs): Likewise.
9706         * config/mcore/mcore.c (mcore_rtx_costs): Likewise.
9707         * config/mep/mep.c (mep_rtx_cost): Likewise.
9708         * config/microblaze/microblaze.c (microblaze_rtx_costs): Likewise.
9709         * config/mips/mips.c (mips_binary_cost): Update call to rtx_cost.
9710         (mips_zero_extend_cost): Add an opno parameter.
9711         * config/mmix/mmix.c (mmix_rtx_costs): Likewise.
9712         * config/mn10300/mn10300.c (mn10300_address_cost): Update call
9713         to rtx_cost.
9714         (mn10300_rtx_costs): Add an opno parameter and adjust any recursive
9715         rtx-cost calls.
9716         * config/pa/pa.c (hppa_rtx_costs): Likewise.
9717         * config/pdp11/pdp11.c (pdp11_rtx_costs): Likewise.
9718         * config/picochip/picochip.c (picochip_rtx_costs): Likewise.
9719         * config/rs6000/rs6000.c (rs6000_rtx_costs): Likewise.
9720         (rs6000_debug_rtx_costs): Likewise.
9721         * config/s390/s390.c (s390_rtx_costs): Likewise.
9722         * config/score/score-protos.h (score_rtx_costs): Likewise.
9723         * config/score/score.c (score_rtx_costs): Likewise.
9724         * config/sh/sh.c (andcosts): Update call to rtx_cost.
9725         (sh_rtx_costs): Add an opno parameter.
9726         * config/sparc/sparc.c (sparc_rtx_costs): Likewise.
9727         * config/spu/spu.c (spu_rtx_costs): Likewise.
9728         * config/stormy16/stormy16.c (xstormy16_rtx_costs): Likewise.
9729         * config/v850/v850.c (v850_rtx_costs): Likewise.
9730         * config/vax/vax.c (vax_rtx_costs): Likewise.
9731         * config/xtensa/xtensa.c (xtensa_rtx_costs): Likewise.
9732
9733 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9734
9735         * rtl.h (set_src_cost, get_full_set_src_cost): New functions.
9736         * auto-inc-dec.c (attempt_change): Use set_src_cost instead of
9737         rtx_cost.
9738         * calls.c (precompute_register_parameters): Likewise.
9739         * combine.c (expand_compound_operation, make_extraction): Likewise.
9740         (force_to_mode, distribute_and_simplify_rtx): Likewise.
9741         * dse.c (find_shift_sequence): Likewise.
9742         * expmed.c (init_expmed, expand_mult, expand_smod_pow2): Likewise.
9743         * expr.c (compress_float_constant): Likewise.
9744         * fwprop.c (should_replace_address, try_fwprop_subst): Likewise.
9745         * gcse.c (want_to_gcse_p): Likewise.
9746         * ifcvt.c (noce_try_sign_mask): Likewise.
9747         * loop-doloop.c (doloop_optimize): Likewise.
9748         * loop-invariant.c (create_new_invariant): Likewise.
9749         * optabs.c (avoid_expensive_constant): Likewise.
9750         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands)
9751         (try_replace_in_use, reload_cse_move2add): Likewise.
9752         * reload1.c (calculate_elim_costs_all_insns): Likewise.
9753         (note_reg_elim_costly): Likewise.
9754         * rtlanal.c (insn_rtx_cost): Likewise.
9755         * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9756         * stmt.c (lshift_cheap_p): Likewise.
9757         * tree-ssa-loop-ivopts.c (seq_cost, computation_cost): Likewise.
9758         * config/avr/avr.c (final_prescan_insn): Likewise.
9759         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
9760         * config/mips/mips.c (mips_binary_cost, mips_rtx_costs): Likewise.
9761
9762 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9763
9764         * rtl.h (set_rtx_cost, get_full_set_rtx_cost): New functions.
9765         * auto-inc-dec.c (attempt_change): Use set_rtx_cost.
9766         * cfgloopanal.c (seq_cost): Likewise.
9767         * loop-invariant.c (create_new_invariant): Likewise.
9768         * postreload.c (move2add_use_add2_insn, move2add_use_add3_insn)
9769         (reload_cse_move2add): Use get_full_set_rtx_cost.
9770
9771 2011-08-18  Richard Guenther  <rguenther@suse.de>
9772
9773         * expr.c (get_inner_reference): Fix typo in last change.
9774
9775 2011-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
9776             Joseph Myers  <joseph@codesourcery.com>
9777
9778         PR tree-optimization/49963
9779         * hwint.c (absu_hwi): Define.
9780         * hwint.h (absu_hwi): Declare.
9781         * fold-const.c (fold_plusminus_mult_expr): Use absu_hwi instead
9782         of abs_hwi.
9783         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
9784         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
9785
9786 2011-08-18  Richard Guenther  <rguenther@suse.de>
9787
9788         * expr.c (get_inner_reference): Sign-extend the constant
9789         twos-complement offset before doing arbitrary precision
9790         arithmetic on it.
9791         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
9792         (get_constraint_for_1): Pass the offset of a MEM_REF unchanged
9793         to get_constraint_for_ptr_offset.
9794
9795 2011-08-17  Kaz Kojima  <kkojima@gcc.gnu.org>
9796
9797         PR target/50068
9798         * config/sh/sh.c (sh_output_mi_thunk): Don't call dbr_schedule.
9799
9800 2011-08-17  Richard Guenther  <rguenther@suse.de>
9801
9802         * tree.h (convert_to_ptrofftype_loc): New function.
9803         (convert_to_ptrofftype): Define.
9804         * builtins.c (expand_builtin_bzero): Use size_type_node.
9805         (fold_builtin_bzero): Likewise.
9806         (std_gimplify_va_arg_expr): Build the BIT_AND_EXPR on the pointer.
9807         * c-typeck.c (build_unary_op): Use convert_to_ptrofftype_loc.
9808         * cgraphunit.c (thunk_adjust): Use fold_build_pointer_plus_loc.
9809         (cgraph_redirect_edge_call_stmt_to_callee): Use size_int.
9810         * expr.c (expand_expr_addr_expr_1): Use fold_build_pointer_plus.
9811         * fold-const.c (build_range_check): Negate using the original type.
9812         (fold_unary_loc): Use fold_build_pointer_plus_loc.
9813         * gimple-fold.c (gimple_adjust_this_by_delta): Use
9814         convert_to_ptrofftype.
9815         * gimplify.c (gimplify_self_mod_expr): Likewise.
9816         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Likewise.
9817         (graphite_create_new_loop_guard): Likewise.
9818         * graphite-sese-to-poly.c (my_long_long): Remove.
9819         (scop_ivs_can_be_represented): Adjust.
9820         * tree-cfg.c (verify_gimple_assign_unary): Use ptrofftype_p.
9821         * tree-chrec.c (chrec_fold_plus_1): Use fold_build_pointer_plus.
9822         * tree-loop-distribution.c (build_size_arg_loc): Use
9823         size_type_node.
9824         (generate_memset_zero): Simplify.
9825         * tree-mudflap.c: Use fold_convert, not convert.
9826         * tree-predcom.c (suitable_reference_p): Expand DR_OFFSET in
9827         its own type.
9828         (determine_offset): Likewise for DR_STEP.
9829         (valid_initializer_p): Likewise.
9830         * tree-profile.c (prepare_instrumented_value): Convert the pointer
9831         to an integer type of same size.
9832         * tree-scalar-evolution.c (interpret_rhs_expr): Do not refer
9833         to sizetype without need.
9834         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
9835         * tree-ssa-loop-ivopts.c (find_bivs): Use convert_to_ptrofftype.
9836         * tree-ssa-loop-manip.c (create_iv): Likewise.
9837         (determine_exit_conditions): Adjust comment.
9838         * tree-ssa-pre.c (create_expression_by_pieces): Use
9839         convert_to_ptrofftype.
9840         * tree-ssa-structalias.c (get_constraint_for_1): Likewise.
9841         * varasm.c (array_size_for_constructor): Compute using double_ints.
9842
9843 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9844
9845         * config/spu/spu.c (spu_emit_branch_or_set): Avoid reverse tests
9846         when generating an integer result where possible.  Short-cut
9847         comparison against 0 also for QImode.
9848
9849 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9850
9851         * config/spu/spu.h (LEGITIMIZE_RELOAD_ADDRESS): New macro.
9852         * config/spu/spu-protos.h (spu_legitimize_reload_address): Add
9853         prototype.
9854         * config/spu/spu.c (spu_legitimize_reload_address): New function.
9855         (spu_legitimate_address_p): Do not check displacement if the base
9856         is an eliminable stack register.
9857
9858 2011-08-16  Anatoly Sokolov  <aesok@post.ru>
9859
9860         * config/m32c/m32c.h (PREFERRED_RELOAD_CLASS,
9861         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
9862         * config/m32c/m32c-protos.h (m32c_preferred_reload_class,
9863         m32c_preferred_output_reload_class): Remove.
9864         * config/m32c/m32c.c (m32c_preferred_reload_class): Make static.
9865         Change rclass argument and return types to reg_class_t. Use
9866         reg_class_subset_p instead of class_sizes.
9867         (m32c_preferred_output_reload_class): Make static. Change rclass
9868         argument and return types to reg_class_t.
9869         (TARGET_PREFERRED_RELOAD_CLASS,
9870         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
9871
9872 2011-08-16  Kai Tietz  <ktietz@redhat.com>
9873
9874         * config/i386/mingw32.h (GOMP_SELF_SPEC): Add -pthread option.
9875
9876 2011-08-16  Richard GUenther  <rguenther@suse.de>
9877
9878         PR tree-optimization/50082
9879         * tree-ssa-forwprop.c (combine_cond_expr_cond): Handle overflow
9880         warnings here, instead of ...
9881         (ssa_forward_propagate_and_combine): ... here.
9882         (forward_propagate_into_comparison_1): Adjust.
9883         (forward_propagate_into_comparison): Likewise.
9884         (forward_propagate_into_gimple_cond): Likewise.
9885         (forward_propagate_into_cond): Likewise.
9886
9887 2011-08-16  Andreas Schwab  <schwab@redhat.com>
9888
9889         * ggc.h (ggc_alloc_rtvec_sized): Use ggc_alloc_zone_rtvec_def
9890         instead of ggc_alloc_zone_vec_rtvec_def.
9891
9892 2011-08-16  Richard Guenther  <rguenther@suse.de>
9893
9894         * tree.h (ptrofftype_p): New helper function.
9895         * tree-cfg.c (verify_expr): Use ptrofftype_p for POINTER_PLUS_EXPR
9896         offset verification.
9897         (verify_gimple_assign_binary): Likewise.
9898         * tree.c (build2_stat): Likewise.
9899         * tree-chrec.c (chrec_fold_plus_poly_poly): Likewise.
9900         (reset_evolution_in_loop): Likewise.
9901         * tree-chrec.h (build_polynomial_chrec): Likewise.
9902
9903 2011-08-16  Liang Wang  <lwang1@marvell.com>
9904
9905         * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
9906         ggc_alloc_zone_vec_rtvec_def.
9907
9908 2011-08-16  Richard Guenther  <rguenther@suse.de>
9909
9910         * tree-vrp.c (extract_range_from_multiplicative_op_1): New
9911         helper factored out from ...
9912         (extract_range_from_binary_expr_1): ... here.  Re-structure
9913         to not glob handling too different tree codes.
9914
9915 2011-08-15  Richard Henderson  <rth@redhat.com>
9916
9917         PR middle-end/50006
9918         * explow.c (allocate_dynamic_stack_space): Move suppress_reg_args_size
9919         setting out to include allocate_stack named pattern as well.
9920         * builtins.c (expand_builtin_apply): Add ARG_SIZE 0 note.
9921         * stmt.c (expand_stack_restore): Likewise.
9922
9923 2011-08-15  Richard Guenther  <rguenther@suse.de>
9924
9925         PR middle-end/50082
9926         * fold-const.c (maybe_canonicalize_comparison_1): Properly
9927         convert the modified operand to the other operand type.
9928         (fold_comparison): Call maybe_canonicalize_comparison_1 with
9929         useless conversions stripped from comparison operands.
9930
9931 2011-08-15  Richard Guenther  <rguenther@suse.de>
9932
9933         * tree-vrp.c (value_range_nonnegative_p): Fix anti-range case.
9934         (extract_range_from_unary_expr_1): Restructure.
9935
9936 2011-08-15  Richard Guenther  <rguenther@suse.de>
9937
9938         PR tree-optimization/50058
9939         * tree-ssa-sccvn.c (vn_reference_lookup_3): Relax aggregate
9940         copy matching.
9941
9942 2011-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9943
9944         PR target/50022
9945         * config/arm/arm.c (output_move_double): Add 2 parameters
9946         to count the number of insns emitted and whether to emit or not.
9947         Use the flag to decide when to emit and count number of instructions
9948         that will be emitted.
9949         Handle case where output_move_double might be called for calculating
9950         lengths with an invalid constant.
9951         (arm_count_output_move_double_insns): Define.
9952         * config/arm/arm-protos.h (arm_count_output_move_double_insns): Declare.
9953         (output_move_double): Adjust prototype.
9954         * config/arm/vfp.md ("*movdi_vfp"): Adjust call to
9955         output_move_double.
9956         ("*movdi_vfp_cortexa8"): Likewise and add attribute
9957         for ce_count.
9958         * config/arm/arm.md ("*arm_movdi"): Adjust call to output_move_double.
9959         ("*movdf_soft_insn"): Likewise.
9960         * config/arm/cirrus.md ("*cirrus_arm_movdi"): Likewise.
9961         ("*cirrus_thumb2_movdi"): Likewise.
9962         ("*thumb2_cirrus_movdf_hard_insn"): Likewise.
9963         ("*cirrus_movdf_hard_insn"): Likewise.
9964         * config/arm/neon.md (*neon_mov<mode> VD): Likewise.
9965         * config/arm/iwmmxt.md ("*iwmmxt_arm_movdi"): Likewise.
9966         ("mov<mode>_internal VMMX"): Likewise.
9967         * config/arm/fpa.md (*movdf_fpa, *thumb2_movdf_fpa): Likewise.
9968
9969 2011-08-14  Uros Bizjak  <ubizjak@gmail.com>
9970
9971         * config/i386/i386.c (ix86_expand_round_sse4): New function.
9972         * config/i386/i386-protos.h (ix86_expand_round_sse4): New prototype.
9973         * config/i386/i386.md (round<mode>2): Use ix86_expand_round_sse4
9974         for TARGET_ROUND.
9975
9976         (rint<mode>2): Simplify TARGET_ROUND check.
9977         (floor<mode>2): Ditto.
9978         (ceil<mode>2): Ditto.
9979         (btrunc<mode>2): Ditto.
9980
9981 2011-08-14  Anatoly Sokolov  <aesok@post.ru>
9982
9983         * config/mmix/mmix.c (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Redefine
9984         as mmix_preferred_output_reload_class.
9985
9986 2011-08-14  Georg-Johann Lay  <avr@gjlay.de>
9987
9988         * PR target/49903
9989         * config/avr/avr.md (UNSPEC_IDENTITY): New c_enum.
9990         (branch_unspec): New insn.
9991         (branch): Beauty farm.
9992         * config/avr/avr.c (compare_condition): Use JUMP_P.  Test SET_SRC
9993         to be IF_THEN_ELSE.
9994         (avr_compare_pattern, avr_reorg_remove_redundant_compare):
9995         New static functions.
9996         (avr_reorg): Use them.  Use next_real_insn instead of NEXT_INSN.
9997         Use CONST_INT_P.  Beauty.
9998
9999 2011-08-12  Richard Henderson  <rth@redhat.com>
10000
10001         PR rtl-opt/49994
10002         * sched-init.h (struct deps_desc): Add sched_before_next_jump.
10003         * sched-deps.c (init_deps): Clear it.
10004         (deps_analyze_insn): Consume it.
10005         (sched_analyze_insn): Fill it.
10006
10007 2011-08-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10008
10009         PR target/48328
10010         * config/arm/arm.h (CASE_VECTOR_SHORTEN_MODE): Fix distance
10011         for tbh instructions.
10012
10013 2011-08-12  Diego Novillo  <dnovillo@google.com>
10014
10015         * data-streamer.h (streamer_write_zero): Rename from output_zero.
10016         (streamer_write_uhwi): Rename from lto_output_uleb128.
10017         (streamer_write_hwi): Rename from output_sleb128.
10018         (streamer_write_string): Rename from lto_output_string.
10019         (streamer_string_index): Rename from lto_string_index.
10020         (streamer_write_string_with_length): Rename from
10021         lto_output_string_with_length.
10022         (streamer_write_uhwi_stream): Rename from lto_output_uleb128_stream.
10023         (streamer_write_hwi_stream): Rename from lto_output_sleb128_stream.
10024         (streamer_read_string): Rename from lto_input_string.
10025         (streamer_read_indexed_string): Rename from input_string_internal.
10026         (streamer_read_uhwi): Rename from lto_input_uleb128.
10027         (streamer_read_hwi): Rename from lto_input_sleb128.
10028         (streamer_write_hwi_in_range): Rename from lto_output_int_in_range.
10029         (streamer_read_hwi_in_range): Rename from lto_input_int_in_range.
10030         (streamer_write_enum): Rename from lto_output_enum.
10031         (streamer_read_enum): Rename from lto_input_enum.
10032         (streamer_write_record_start): Rename from output_record_start.
10033         (streamer_read_record_start): Rename from input_record_start.
10034         (streamer_write_bitpack): Rename from lto_output_bitpack.
10035         (streamer_read_bitpack): Rename from lto_input_bitpack.
10036         (streamer_write_char_stream): Rename from lto_output_1_stream.
10037         (streamer_read_uchar): Rename from lto_input_1_unsigned.
10038         * tree-streamer.h (streamer_cache_d): Rename from lto_streamer_cache_d.
10039         (streamer_handle_as_builtin_p): Rename from lto_stream_as_builtin_p.
10040         (streamer_read_string_cst): Rename from input_string_cst.
10041         (streamer_read_chain): Rename from lto_input_chain.
10042         (streamer_alloc_tree): Rename from lto_materialize_tree.
10043         (streamer_read_tree_body): Rename from lto_input_tree_pointers.
10044         (streamer_get_pickled_tree): Rename from lto_get_pickled_tree.
10045         (streamer_get_builtin_tree): Rename from lto_get_builtin_tree.
10046         (streamer_read_integer_cst): Rename from lto_input_integer_cst.
10047         (streamer_read_tree_bitfields): Rename from tree_read_bitfields.
10048         (streamer_write_chain): Rename from lto_output_chain.
10049         (streamer_write_tree_header): Rename from lto_output_tree_header.
10050         (streamer_pack_tree_bitfields): Rename from pack_value_fields.
10051         (streamer_write_tree_body): Rename from lto_output_tree_pointers.
10052         (streamer_write_integer_cst): Rename from lto_output_integer_cst.
10053         (streamer_write_builtin): Rename from lto_output_builtin_tree.
10054         (streamer_check_handled_ts_structures): Rename from
10055         check_handled_ts_structures.
10056         (streamer_tree_cache_insert): Rename from lto_streamer_cache_insert.
10057         (streamer_tree_cache_insert_at): Rename from
10058         lto_streamer_cache_insert_at.
10059         (streamer_tree_cache_append): Rename from lto_streamer_cache_append.
10060         (streamer_tree_cache_lookup): Rename from lto_streamer_cache_lookup.
10061         (streamer_tree_cache_get): Rename from lto_streamer_cache_get.
10062         (streamer_tree_cache_create): Rename from lto_streamer_cache_create.
10063         (streamer_tree_cache_delete): Rename from lto_streamer_cache_delete.
10064         * tree-streamer-out.c (write_string_cst): Rename from output_string_cst.
10065         (write_identifier): Rename from output_identifier.
10066         (write_ts_common_tree_pointers): Rename from
10067         lto_output_ts_common_tree_pointers.
10068         (write_ts_vector_tree_pointers): Rename from
10069         lto_output_ts_vector_tree_pointers.
10070         (write_ts_complex_tree_pointers): Rename from
10071         lto_output_ts_complex_tree_pointers.
10072         (write_ts_decl_minimal_tree_pointers): Rename from
10073         lto_output_ts_decl_minimal_tree_pointers.
10074         (write_ts_decl_common_tree_pointers): Rename from
10075         lto_output_ts_decl_common_tree_pointers.
10076         (write_ts_decl_non_common_tree_pointers): Rename from
10077         lto_output_ts_decl_non_common_tree_pointers.
10078         (write_ts_decl_with_vis_tree_pointers): Rename from
10079         lto_output_ts_decl_with_vis_tree_pointers.
10080         (write_ts_field_decl_tree_pointers): Rename from
10081         lto_output_ts_field_decl_tree_pointers.
10082         (write_ts_function_decl_tree_pointers): Rename from
10083         lto_output_ts_function_decl_tree_pointers.
10084         (write_ts_type_common_tree_pointers): Rename from
10085         lto_output_ts_type_common_tree_pointers.
10086         (write_ts_type_non_common_tree_pointers): Rename from
10087         lto_output_ts_type_non_common_tree_pointers.
10088         (write_ts_list_tree_pointers): Rename from
10089         lto_output_ts_list_tree_pointers.
10090         (write_ts_vec_tree_pointers): Rename from
10091         lto_output_ts_vec_tree_pointers.
10092         (write_ts_exp_tree_pointers): Rename from
10093         lto_output_ts_exp_tree_pointers.
10094         (write_ts_block_tree_pointers): Rename from
10095         lto_output_ts_block_tree_pointers.
10096         (write_ts_binfo_tree_pointers): Rename from
10097         lto_output_ts_binfo_tree_pointers.
10098         (write_ts_constructor_tree_pointers): Rename from
10099         lto_output_ts_constructor_tree_pointers.
10100         (write_ts_target_option): Rename from lto_output_ts_target_option.
10101         (write_ts_translation_unit_decl_tree_pointers): Rename from
10102         lto_output_ts_translation_unit_decl_tree_pointers.
10103         * tree-streamer.c (streamer_tree_cache_add_to_node_array):
10104         Rename from lto_streamer_cache_add_to_node_array.
10105         (streamer_tree_cache_insert_1): Rename from lto_streamer_cache_insert_1.
10106         (record_common_node): Rename from lto_record_common_node.
10107
10108         * streamer-hooks.h (bitpack_d, lto_streamer_cache_d): Remove forward
10109         declarations.
10110         * data-streamer-in.c (lto_input_widest_uint_uleb128): Remove unused
10111         function.
10112         * data-streamer-out.c (lto_output_widest_uint_uleb128_stream): Remove
10113         unused function.
10114         * Makefile.in (lto-section-out.o): Add dependency on DATA_STREAMER_H.
10115         (ipa-reference.o): Likewise.
10116         * lto-section-out.c: Include data-streamer.h.
10117         * ipa-reference.c: Include data-streamer.h.
10118
10119 2011-08-12  Nick Clifton  <nickc@redhat.com>
10120
10121         * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern.
10122         * doc/md.texi (cmpstrn): Note that the comparison stops if both
10123         fetched bytes are zero.
10124         (cmpstr): Likewise.
10125         (cmpmem): Note that the comparison does not stop if both of the
10126         fetched bytes are zero.
10127
10128 2011-08-12  Uros Bizjak  <ubizjak@gmail.com>
10129
10130         * builtins.def (BUILT_IN_ICEIL{,F,L}, BUILT_IN_IFLOOR{,F,L}
10131         BUILT_IN_IRINT{,F,L}, BUILT_IN_IROUND{,F,L}: New builtin definitions.
10132         * convert.c (convert_to_integer): Convert to BUILT_IN_ICEIL,
10133         BUILT_IN_IFLOOR, BUILT_IN_IRINT or BUILT_INT_IROUND when converting
10134         to integer_type_node.
10135         * fold-const.c (tree_call_nonnegative_warnv_p): Handle BUILT_IN_ICEIL,
10136         BUILT_IN_IFLOOR, BUILT_IN_IRINT and BUILT_INT_IROUND.
10137         * builtins.c (expand_builtin_in): Ditto.
10138         (mathfn_built_in_1): Ditto.
10139         (expand_builtin_int_roundingfn): Handle BUILT_IN_ICEIL and
10140         BUILT_IN_IFLOOR.
10141         (expand_builtin_int_roundingfn_2): Handle BUILT_IN_IRINT and
10142         BUILT_IN_IROUND.
10143         (fold_fixed_mathfn): Canonicalize BUILT_IN_ICEIL, BUILTIN_IN_IFLOOR
10144         BUILT_IN_IRINT and BUILT_IN_IROUND to BUILT_IN_LCEIL,
10145         BUILTIN_IN_LFLOOR, BUILT_IN_LRINT and BUILT_IN_LROUND on ILP32 targets.
10146
10147 2011-08-12  Richard Guenther  <rguenther@suse.de>
10148
10149         * tree-vrp.c (extract_range_from_unary_expr_1): Implement -X as 0 - X.
10150
10151 2011-08-12  Romain Geissler  <romain.geissler@gmail.com>
10152
10153         * Makefile.in (PLUGIN_HEADERS): Add C_TREE_H.
10154
10155 2011-08-12  Richard Sandiford  <rdsandiford@googlemail.com>
10156
10157         * config/arm/arm.c (get_label_padding): New function.
10158         (create_fix_barrier, arm_reorg): Use it.
10159
10160 2011-08-11  Uros Bizjak  <ubizjak@gmail.com>
10161
10162         PR target/49781
10163         * config/i386/i386.md (*lea_5_zext): New.
10164         (*lea_6_zext): Ditto.
10165         * config/i386/predicates.md (const_32bit_mask): New predicate.
10166         (lea_address_operand): Reject AND.
10167         * config/i386/i386.c (ix86_decompose_address): Allow Dimode AND with
10168         const_32bit_mask immediate.
10169         (ix86_print_operand_address): Handle AND.
10170         (memory_address_length): Ditto.
10171
10172 2011-08-11  Romain Geissler  <romain.geissler@gmail.com>
10173             Brian Hackett  <bhackett1024@gmail.com>
10174
10175         * plugin.def: Add event for finish_decl.
10176         * plugin.c (register_callback, invoke_plugin_callbacks): Same.
10177         * c-decl.c (finish_decl): Invoke callbacks on above event.
10178         * doc/plugins.texi: Document above event.
10179
10180 2011-08-11  Richard Guenther  <rguenther@suse.de>
10181
10182         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid redundant
10183         lookups, make looking through aggregate copies stronger.
10184
10185 2011-08-11  Richard Henderson  <rth@redhat.com>
10186
10187         PR bootstrap/50018
10188         * expr.c (fixup_args_size_notes): Accept and ignore normal calls.
10189
10190 2011-08-11  Richard Guenther  <rguenther@suse.de>
10191
10192         * lto-cgraph.c (input_node): Use DECL_BUILT_IN.
10193         * tree-vrp.c (stmt_interesting_for_vrp): Likewise.
10194         (vrp_visit_stmt): Likewise.
10195
10196 2011-08-11  Richard Guenther  <rguenther@suse.de>
10197
10198         PR middle-end/50040
10199         * gimplify.c (gimplify_modify_expr_complex_part): Mark the
10200         load of the other piece with TREE_NO_WARNING.
10201         * tree-flow.h (warn_uninit): Adjust prototype.
10202         * tree-ssa.c (warn_uninit): Take uninitialized SSA name,
10203         the base variable and the expression that is used separately.
10204         Properly query all TREE_NO_WARNING flags.
10205         (struct walk_data): Remove.
10206         (warn_uninitialized_var): Likewise.
10207         (warn_uninitialized_vars): Do not walk gimple pieces but simply
10208         look at all SSA uses of the statement.  Handle unused memory
10209         separately.
10210         * tree-ssa-uninit.c (warn_uninitialized_phi): Adjust.
10211
10212 2011-08-11   Kazuhiro Inaoka  <kazuhiro.inaoka.ud@renesas.com>
10213
10214         * config/rx/rx.md (movsicc): Allow register to register transfers.
10215         (*movsicc): Likewise.
10216         (*stcc): Restrict this pattern to EQ and NE compares.
10217         (*stcc_reg): New pattern.  Works for any comparison but only for
10218         register transfers.
10219
10220 2011-08-11   Diego Novillo  <dnovillo@google.com>
10221
10222         * tree-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers):
10223         Call stream_write_tree instead of output_record_start.
10224         (lto_output_ts_binfo_tree_pointers): Likewise.
10225
10226         * streamer-hooks.h (stream_write_tree): Move from tree-streamer.h.
10227         Convert it to a macro.
10228         (stream_read_tree): Likewise.
10229
10230         * lto-streamer.h (lto_stream_as_builtin_p): Move ...
10231         * tree-streamer.h (lto_stream_as_builtin_p): ... here.
10232
10233         * lto-streamer-in.c (lto_read_tree): Call lto_streamer_cache_append
10234         and tree_read_bitfields.
10235         * lto-streamer-out.c (lto_is_streamable): Move from lto-streamer.c
10236         (lto_write_tree): Call it.
10237         * lto-streamer.c (lto_is_streamable): Move to lto-streamer-out.c
10238         * streamer-hooks.h (struct streamer_hooks): Remove fields
10239         name, is_streamable and alloc_tree. Update all users.
10240         * tree-streamer-in.c (tree_read_bitfields): Factor out of ...
10241         (lto_materialize_tree): ... here.
10242         Handle CALL_EXPR codes.
10243         Remove call to lto_streamer_cache_append.
10244         * tree-streamer-out.c (lto_output_tree_header): Handle CALL_EXPR nodes.
10245         * tree-streamer.h (tree_read_bitfields): Declare.
10246
10247         * Makefile.in (TREE_STREAMER_H): Add STREAMER_HOOKS_H.
10248         (gimple-streamer-in.o): Add dependency on TREE_STREAMER_H.
10249         * tree-streamer.h (stream_read_tree): New.  Replace all calls
10250         to lto_input_tree with it.
10251         (stream_write_tree): New.  Replace all calls to lto_output_tree,
10252         lto_output_tree_ref and lto_output_tree_or_ref with it.
10253         * lto-streamer-in.c (lto_read_tree): Inline code from
10254         lto_streamer_read_tree.
10255         (lto_input_tree): Move from tree-streamer-in.c.
10256         * lto-streamer-out.c (lto_output_tree_ref): Make static.
10257         Remove handling of NULL values for EXPR.
10258         Do not handle EXPRs that are not indexable.
10259         (lto_write_tree): Move from tree-streamer-out.c.
10260         Inline lto_streamer_write_tree.
10261         (lto_output_tree): Move from tree-streamer-out.c.
10262         If REF_P is true and EXPR is indexable, call lto_output_tree_ref.
10263         * lto-streamer.c (lto_record_common_node): Move to tree-streamer.c.
10264         (lto_preload_common_nodes): Likewise.
10265         Remove assertions and adjustments for nodes
10266         main_identifier_node, ptrdiff_type_node and fileptr_type_node.
10267         (lto_streamer_hooks_init): Set streamer_hooks.write_tree to
10268         lto_output_tree and streamer_hooks.read_tree to lto_input_tree.
10269         * lto-streamer.h (lto_input_tree): Declare.
10270         (lto_output_tree_ref): Remove.
10271         * streamer-hooks.h (struct streamer_hooks): Remove fields
10272         preload_common_nodes, indexable_with_decls_p,
10273         pack_value_fields, unpack_value_fields and output_tree_header.
10274         Update all users.
10275         * tree-streamer-in.c (lto_materialize_tree): Make extern.
10276         (lto_input_tree_pointers): Likewise.
10277         (lto_read_tree): Move to lto-streamer-in.c.
10278         (lto_input_integer_cst): Make extern.
10279         (lto_get_pickled_tree): Likewise.
10280         (lto_get_builtin_tree): Likewise.
10281         (lto_input_tree): Move to lto-streamer-in.c.
10282         * tree-streamer-out.c (pack_value_fields): Make extern.
10283         (lto_output_tree_or_ref): Remove.  Replace all callers with
10284         calls to stream_write_tree.
10285         (lto_output_builtin_tree): Make extern.
10286         (lto_streamer_write_tree): Inline into lto_write_tree.
10287         (lto_output_tree_pointers): Make extern.
10288         (lto_output_tree_header): Likewise.
10289         (lto_output_integer_cst): Likewise.
10290         (lto_write_tree): Move to lto-streamer-out.c.
10291         (lto_output_tree): Likewise.
10292         * tree-streamer.c (lto_record_common_node): Move from lto-streamer.c
10293         (preload_common_nodes): Likewise.
10294         (lto_streamer_cache_create): Call it.
10295         * tree-streamer.h: Include streamer-hooks.h.
10296         (stream_write_tree): New.
10297         (stream_read_tree): New.
10298         (lto_input_tree): Remove.
10299         (lto_materialize_tree): Declare.
10300         (lto_input_tree_pointers): Declare.
10301         (lto_get_pickled_tree): Declare.
10302         (lto_get_builtin_tree): Declare.
10303         (lto_input_integer_cst): Declare.
10304         (lto_output_tree_header): Declare.
10305         (pack_value_fields): Declare.
10306         (lto_output_tree_pointers): Declare.
10307         (lto_output_integer_cst): Declare.
10308         (lto_output_builtin_tree): Declare.
10309
10310 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10311
10312         * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
10313         only if producer writes to the register given by regno.
10314
10315 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10316             Alexander Monakov  <amonakov@ispras.ru>
10317
10318         * sched-deps.c (sched_get_condition_with_rev): Rename to ...
10319         (sched_get_condition_with_rev_uncached): ... this.  Factor out
10320         condition caching logic into ...
10321         (sched_get_condition_with_rev): ... this.  Reimplement.  Do not
10322         attempt to use cache for instructions with zero luid.
10323         (sched_analyze_insn): Use INSN_CACHED_COND instead of INSN_COND.
10324         * sched-int.h (INSN_COND): Rename to INSN_CACHED_COND.
10325
10326 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10327
10328         * sel-sched-ir.c (get_seqno_of_a_pred): Rename to
10329         get_seqno_for_a_jump.  Update the caller.
10330         (get_seqno_by_succs): New.  Use it ...
10331         (get_seqno_for_a_jump): ... here to find a seqno if looking at
10332         predecessors was not sufficient.
10333         (get_seqno_by_preds): Include head in iteration range, exclude insn.
10334
10335 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10336
10337         * sel-sched-ir.c (invalidate_av_set): Remove the assert.
10338
10339 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10340
10341         * sel-sched-ir.h (register_unavailable_p): Declare.
10342         * sel-sched-ir.c (register_unavailable_p): New.  Use it...
10343         (set_unavailable_target_for_expr): ... here to properly test
10344         availability of a register.
10345         (speculate_expr): Ditto.
10346         * sel-sched.c (substitute_reg_in_expr): Ditto.
10347         (av_set_could_be_blocked_by_bookkeeping_p): Ditto.
10348
10349 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10350
10351         * sel-sched.c (verify_target_availability): Fix usage of
10352         hard_regno_nregs.
10353
10354 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10355
10356         * sel-sched-ir.c (init_global_and_expr_for_insn): Forbid copying of
10357         recognized by cannot_copy_insn_p hook and volatile instructions.
10358
10359 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10360
10361         * sel-sched-ir.c (merge_expr_data): Take maximum spec.
10362
10363 2011-08-11  Richard Sandiford  <richard.sandiford@linaro.org>
10364
10365         * doc/md.texi (define_bypass): Say that the instruction names can
10366         be filename-style globs.
10367         * Makefile.in (FNMATCH_H): Define.
10368         (build/genattrtab.o, build/genautomata.o): Depend on $(FNMATCH_H).
10369         * genattrtab.c: Include fnmatch.h.
10370         (bypass_list): Change field name from "insn" to "pattern".
10371         (gen_bypass_1): Update accordingly.
10372         (process_bypasses): Use fnmatch to check for matches between
10373         insn reservations and define_bypasses.
10374         * genautomata.c: Include fnmatch.h.
10375         (bypass_decl): Rename in_insn_name and out_insn_name to in_pattern
10376         and out_pattern respectively.
10377         (gen_bypass, insert_bypass): Update accordingly.
10378         (for_each_matching_insn, process_bypass_2, process_bypass_1)
10379         (process_bypass): New functions.
10380         (process_decls): Use process_bypass.  Update after field name changes.
10381
10382 2011-08-11  Georg-Johann Lay  <avr@gjlay.de>
10383
10384         PR target/49687
10385         * config/avr/avr.md (smulqi3_highpart): New insn.
10386         (umulqi3_highpart): New insn.
10387         (*subqi3.ashiftrt7): New insn.
10388         (smulhi3_highpart): New expander.
10389         (umulhi3_highpart): Nex expander.
10390         (*smulhi3_highpart_call): New insn.
10391         (*umulhi3_highpart_call): New insn.
10392         (extend_u): New code attribute.
10393         (extend_prefix): Rename code attribute to extend_su.
10394         * config/avr/avr.c (avr_rtx_costs): Report costs of highpart of
10395         widening QI/HI multiply.
10396
10397 2011-08-11  Ira Rosen  <ira.rosen@linaro.org>
10398
10399         PR tree-optimization/50039
10400         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Check
10401         that DEF_STMT has a stmt_vec_info.
10402
10403 2011-08-10  Richard Guenther  <rguenther@suse.de>
10404
10405         * tree.h (can_trust_pointer_alignment): Remove.
10406         * builtins.c (can_trust_pointer_alignment): Remove.
10407
10408 2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
10409
10410         * c-typeck.c (scalar_to_vector): New function. Try scalar to
10411         vector conversion.
10412         (stv_conv): New enum for scalar_to_vector return type.
10413         (build_binary_op): Adjust.
10414         * doc/extend.texi: Description of scalar to vector expansion.
10415
10416 2011-08-10  Richard Guenther  <rguenther@suse.de>
10417
10418         * tree.h (get_pointer_alignment): Remove max-align argument.
10419         (get_object_alignment): Likewise.
10420         * builtins.c (get_object_alignment_1): Adjust.
10421         (get_object_alignment): Remove max-align argument.
10422         (get_pointer_alignment): Likewise.
10423         (expand_builtin_strlen): Adjust.
10424         (expand_builtin_memcpy): Likewise.
10425         (expand_builtin_mempcpy_args): Likewise.
10426         (expand_builtin_strncpy): Likewise.
10427         (expand_builtin_memset_args): Likewise.
10428         (expand_builtin_memcmp): Likewise.
10429         (expand_builtin_strcmp): Likewise.
10430         (expand_builtin_strncmp): Likewise.
10431         (get_builtin_sync_mem): Likewise.
10432         (fold_builtin_memset): Likewise.
10433         (fold_builtin_memory_op): Likewise.
10434         (expand_builtin_memory_chk): Likewise.
10435         * emit-rtl.c (get_mem_align_offset): Likewise.
10436         (set_mem_attributes_minus_bitpos): Likewise.
10437         * expr.c (expand_assignment): Likewise.
10438         (expand_expr_real_1): Likewise.
10439         * tree-sra.c (tree_non_mode_aligned_mem_p): Likewise.
10440         * tree-ssa-forwprop.c (simplify_builtin_call): Likewise.
10441         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Likewise.
10442         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
10443         * value-prof.c (gimple_stringops_transform): Likewise.
10444
10445 2011-08-10  Paulo J. Matos  <paulo.matos@csr.com>
10446
10447         * doc/tm.texi.in (CLASS_MAX_NREGS): Fix typo.
10448         * doc/tm.texi: Regenerate.
10449
10450 2011-08-10  Georg-Johann Lay  <avr@gjlay.de>
10451
10452         PR target/29560
10453         * config/avr/avr.md (*ashlhiqi3): New insn-and-split.
10454         (*ashl<extend_prefix>qihiqi3): New insn-and-splits.
10455         (*ashl<extend_prefix>qihiqi3.mem): New insn-and-splits.
10456         Add peephole2 to map ashlhi3 to ashlqi3 if high part of
10457         shift target is unused.
10458
10459 2011-08-10  Richard Guenther  <rguenther@suse.de>
10460
10461         PR tree-optimization/49937
10462         * tree-ssa-ccp.c (get_value_from_alignment): Re-implement
10463         using get_object_alignment_1.
10464
10465 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
10466
10467         * config/i386/i386.c (ix86_emit_i387_round): New function.
10468         * config/i386/i386-protos.h (ix86_emit_i387_round): Declare.
10469         * config/i386/i386.md (round<mode>2): Use X87MODEF mode iterator.
10470         Use ix86_emit_i387_round to expand round function for i387 math.
10471         (lround<X87MODEF:mode><SWI248x:mode>2): Use X87MODEF mode iterator.
10472         Use ix86_emit_i387_round to expand {l,ll}round function for i387 math.
10473
10474 2011-08-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10475
10476         * config/sync.c: Move to ../libgcc.
10477         * Makefile.in (libgcc.mvars): Remove LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS.
10478         * config/mips/t-libgcc-mips16 (LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS):
10479         Remove.
10480
10481 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
10482
10483         * config/mmix/mmix.h (REGISTER_MOVE_COST): Remove macro.
10484         * config/mmix/mmix-protos.h (mmix_register_move_cost): Remove.
10485         * config/mmix/mmix.c (mmix_register_move_cost): Make static.
10486         Change 'from' and 'to' arguments type to reg_class_t.
10487         (TARGET_REGISTER_MOVE_COST): Define.
10488
10489 2011-08-09  Vladimir Makarov  <vmakarov@redhat.com>
10490
10491         PR target/50026
10492         Revert:
10493         PR rtl-optimization/49990
10494         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
10495         ignore classes which can not change mode.
10496         (find_costs_and_classes): Ditto.
10497
10498 2011-08-09  Richard Guenther  <rguenther@suse.de>
10499
10500         * tree-vrp.c (zero_nonzero_bits_from_vr): Also return precise
10501         information for ranges with only negative values.
10502         (extract_range_from_binary_expr_1): Adjust BIT_IOR_EXPR and
10503         BIT_AND_EXPR handling to handle ranges with negative values.
10504
10505 2011-08-09  Kirill Yukhin  <kirill.yukhin@intel.com>
10506
10507         * config/i386/i386.c: Remove traling spaces.
10508         * config/i386/sse.md: Likewise.
10509         (*fma_fmadd_<mode>): Fix insn alternative 1 mnemonic.
10510         (*fma_fmsub_<mode>): Likewise.
10511         (*fma_fnmadd_<mode>): Likewise.
10512         (*fma_fnmsub_<mode>): Likewise.
10513
10514 2011-08-09  Nick Clifton  <nickc@redhat.com>
10515
10516         * config/rx/rx.md: Disable extender peepholes at -O3.
10517
10518 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
10519
10520         PR target/49781
10521         * config/i386/i386.md (reload_noff_load): New.
10522         (reload_noff_store): Ditto.
10523         * config/i386/i386.c (ix86_secondary_reload): Use
10524         CODE_FOR_reload_noff_load and CODE_FOR_reload_noff_store to handle
10525         double-word moves from/to non-offsetable addresses instead of
10526         generating XMM temporary.
10527
10528 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
10529
10530         * config/mmix/mmix.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
10531
10532 2011-08-09  Ira Rosen  <ira.rosen@linaro.org>
10533
10534         PR tree-optimization/50014
10535         * tree-vect-loop.c (vectorizable_reduction): Get def type before
10536         calling vect_get_vec_def_for_stmt_copy ().
10537
10538 2011-08-08  Vladimir Makarov  <vmakarov@redhat.com>
10539
10540         PR rtl-optimization/49990
10541         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
10542         ignore classes which can not change mode.
10543         (find_costs_and_classes): Ditto.
10544
10545 2011-08-08  Richard Henderson  <rth@redhat.com>
10546
10547         PR middle-end/49990
10548         * config/i386/i386.c (ix86_expand_prologue): Call
10549         for SEH target gen_prologue_use instead of gen_blockage
10550         at prologue's end.
10551
10552 2011-08-08  Martin Jambor  <mjambor@suse.cz>
10553
10554         PR middle-end/49923
10555         * tree-sra.c (access_precludes_ipa_sra_p): Also check access
10556         memory alignment.
10557
10558 2011-08-08   Diego Novillo  <dnovillo@google.com>
10559
10560         * Makefile.in (LTO_STREAMER_H): Add DIAGNOSTIC_H.
10561         (DATA_STREAMER_H): New.
10562         (GIMPLE_STREAMER_H): New.
10563         (TREE_STREAMER_H): New.
10564         (STREAMER_HOOKS_H): New.
10565         (OBJS): Add data-streamer.o, data-streamer-in.o, data-streamer-out.o,
10566         gimple-streamer-in.o, gimple-streamer-out.o, streamer-hooks.o,
10567         tree-streamer.o, tree-streamer-in.o and tree-streamer-out.o.
10568         (data-streamer.o): New.
10569         (data-streamer-in.o): New.
10570         (data-streamer-out.o): New.
10571         (gimple-streamer-in.o): New.
10572         (gimple-streamer-out.o): New.
10573         (streamer-hooks.o): New.
10574         (tree-streamer.o): New.
10575         (tree-streamer-in.o): New.
10576         (tree-streamer-out.o): New.
10577         (lto-cgraph.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
10578         (lto-streamer-in.o): Add dependency on DATA_STREAMER_H,
10579         GIMPLE_STREAMER_H and TREE_STREAMER_H.
10580         (lto-streamer-out.o): Add dependency on DATA_STREAMER_H,
10581         GIMPLE_STREAMER_H and TREE_STREAMER_H.
10582         (lto-streamer.o): Add dependency on STREAMER_HOOKS_H.
10583         (ipa-prop.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
10584         (ipa-inline-analysis.o): Likewise.
10585         (ipa-pure-const.o): Likewise.
10586         * data-streamer-in.c: New.
10587         * data-streamer-out.c: New.
10588         * data-streamer.c: New.
10589         * data-streamer.h: New.
10590         * gimple-streamer-in.c: New.
10591         * gimple-streamer-out.c: New.
10592         * gimple-streamer.h: New.
10593         * ipa-inline-analysis.c: Include data-streamer.h.
10594         * ipa-prop.c: Include data-streamer.h.
10595         * ipa-pure-const.c: Include data-streamer.h.
10596         * lto-cgraph.c: Include data-streamer.h.
10597         * lto-section-in.c (lto_input_uleb128): Move to data-streamer-in.c.
10598         (lto_input_widest_uint_uleb128): Likewise.
10599         (lto_input_sleb128): Likewise.
10600         (bp_unpack_var_len_unsigned): Likewise.
10601         (bp_unpack_var_len_int): Likewise.
10602         * lto-section-out.c (lto_output_uleb128_stream): Move to
10603         data-streamer-out.c.
10604         (lto_output_widest_uint_uleb128_stream): Likewise.
10605         (lto_output_sleb128_stream): Likewise.
10606         (bp_pack_var_len_unsigned): Likewise.
10607         (bp_pack_var_len_int): Likewise.
10608         * lto-streamer-in.c: Include data-streamer.h and gimple-streamer.h.
10609         (struct string_slot): Remove.  Update all users.
10610         (lto_tag_check_set): Make extern.
10611         (lto_tag_check_range): Move to lto-streamer.h.
10612         (lto_tag_check): Likewise.
10613         (hash_string_slot_node): Remove.  Update all users.
10614         (eq_string_slot_node): Remove.  Update all users.
10615         (string_for_index): Move to data-streamer-in.c
10616         (input_string_internal): Likewise.
10617         (input_string_cst): Move to tree-streamer-in.c.
10618         (input_identifier): Likewise.
10619         (lto_input_string): Move to data-streamer-in.c
10620         (input_record_start): Move to data-streamer.h
10621         (canon_file_name): Use new definition of struct string_slot
10622         from data-streamer.h.  Set S_SLOT.LEN.
10623         (lto_input_location): Make extern.
10624         (lto_input_chain): Move to tree-streamer-in.c.
10625         (lto_init_eh): Make extern.
10626         (input_phi): Move to gimple-streamer-in.c.
10627         (input_gimple_stmt): Likewise.
10628         (input_bb): Likewise.
10629         (unpack_ts_base_value_fields): Move to tree-streamer-in.c.
10630         (unpack_ts_real_cst_value_fields): Likewise.
10631         (unpack_ts_fixed_cst_value_fields): Likewise.
10632         (unpack_ts_decl_common_value_fields): Likewise.
10633         (unpack_ts_decl_wrtl_value_fields): Likewise.
10634         (unpack_ts_decl_with_vis_value_fields): Likewise.
10635         (unpack_ts_function_decl_value_fields): Likewise.
10636         (unpack_ts_type_common_value_fields): Likewise.
10637         (unpack_ts_block_value_fields): Likewise.
10638         (unpack_ts_translation_unit_decl_value_fields): Likewise.
10639         (unpack_value_fields): Likewise.
10640         (lto_materialize_tree): Likewise.
10641         (lto_input_ts_common_tree_pointers): Likewise.
10642         (lto_input_ts_vector_tree_pointers): Likewise.
10643         (lto_input_ts_complex_tree_pointers): Likewise.
10644         (lto_input_ts_decl_minimal_tree_pointers): Likewise.
10645         (lto_input_ts_decl_common_tree_pointers): Likewise.
10646         (lto_input_ts_decl_non_common_tree_pointers): Likewise.
10647         (lto_input_ts_decl_with_vis_tree_pointers): Likewise.
10648         (lto_input_ts_field_decl_tree_pointers): Likewise.
10649         (lto_input_ts_function_decl_tree_pointers): Likewise.
10650         (lto_input_ts_type_common_tree_pointers): Likewise.
10651         (lto_input_ts_type_non_common_tree_pointers): Likewise.
10652         (lto_input_ts_list_tree_pointers): Likewise.
10653         (lto_input_ts_vec_tree_pointers): Likewise.
10654         (lto_input_ts_exp_tree_pointers): Likewise.
10655         (lto_input_ts_block_tree_pointers): Likewise.
10656         (lto_input_ts_binfo_tree_pointers): Likewise.
10657         (lto_input_ts_constructor_tree_pointers): Likewise.
10658         (lto_input_ts_target_option): Likewise.
10659         (lto_input_ts_translation_unit_decl_tree_pointers): Likewise.
10660         (lto_input_tree_pointers): Likewise.
10661         (lto_get_pickled_tree): Likewise.
10662         (lto_get_builtin_tree): Likewise.
10663         (lto_read_tree): Likewise.
10664         (lto_input_integer_cst): Likewise.
10665         (lto_input_tree): Likewise.
10666         * lto-streamer-out.c: Include data-streamer.h,
10667         gimple-streamer.h and streamer-hooks.h.
10668         (struct string_slot): Move to data-streamer.h.
10669         (hash_string_slot_node): Likewise.
10670         (eq_string_slot_node): Likewise.
10671         (lto_string_index): Move to data-streamer-out.c.
10672         (lto_output_string_with_length): Likewise.
10673         (lto_output_string): Likewise.
10674         (output_string_cst): Move to tree-streamer-out.c.
10675         (output_identifier): Likewise.
10676         (output_zero): Move to data-streamer-out.c
10677         (output_uleb128): Likewise.
10678         (output_sleb128): Likewise.
10679         (output_record_start): Move to data-streamer.h
10680         (pack_ts_base_value_fields): Move to tree-streamer-out.c.
10681         (pack_ts_real_cst_value_fields): Likewise.
10682         (pack_ts_fixed_cst_value_fields): Likewise.
10683         (pack_ts_decl_common_value_fields): Likewise.
10684         (pack_ts_decl_wrtl_value_fields): Likewise.
10685         (pack_ts_decl_with_vis_value_fields): Likewise.
10686         (pack_ts_function_decl_value_fields): Likewise.
10687         (pack_ts_type_common_value_fields): Likewise.
10688         (pack_ts_block_value_fields): Likewise.
10689         (pack_ts_translation_unit_decl_value_fields): Likewise.
10690         (pack_value_fields): Likewise.
10691         (lto_output_chain): Likewise.
10692         (lto_output_ts_common_tree_pointers): Likewise.
10693         (lto_output_ts_vector_tree_pointers): Likewise.
10694         (lto_output_ts_complex_tree_pointers): Likewise.
10695         (lto_output_ts_decl_minimal_tree_pointers): Likewise.
10696         (lto_output_ts_decl_common_tree_pointers): Likewise.
10697         (lto_output_ts_decl_non_common_tree_pointers): Likewise.
10698         (lto_output_ts_decl_with_vis_tree_pointers): Likewise.
10699         (lto_output_ts_field_decl_tree_pointers): Likewise.
10700         (lto_output_ts_function_decl_tree_pointers): Likewise.
10701         (lto_output_ts_type_common_tree_pointers): Likewise.
10702         (lto_output_ts_type_non_common_tree_pointers): Likewise.
10703         (lto_output_ts_list_tree_pointers): Likewise.
10704         (lto_output_ts_vec_tree_pointers): Likewise.
10705         (lto_output_ts_exp_tree_pointers): Likewise.
10706         (lto_output_ts_block_tree_pointers): Likewise.
10707         (lto_output_ts_binfo_tree_pointers): Likewise.
10708         (lto_output_ts_constructor_tree_pointers): Likewise.
10709         (lto_output_ts_target_option): Likewise.
10710         (lto_output_ts_translation_unit_decl_tree_pointers): Likewise.
10711         (lto_output_tree_pointers): Likewise.
10712         (lto_output_tree_header): Likewise.
10713         (lto_output_builtin_tree): Likewise.
10714         (lto_write_tree): Likewise.
10715         (lto_output_integer_cst): Likewise.
10716         (lto_output_tree): Likewise.
10717         (output_phi): Move to gimple-streamer-out.c.
10718         (output_gimple_stmt): Likewise.
10719         (output_bb): Likewise.
10720         * lto-streamer.c: Include tree-streamer.h and streamer-hooks.h.
10721         (streamer_hooks): Move to streamer-hooks.c.
10722         (check_handled_ts_structures): Move to tree-streamer.c
10723         (lto_streamer_cache_add_to_node_array): Likewise.
10724         (lto_streamer_cache_insert_1): Likewise.
10725         (lto_streamer_cache_insert): Likewise.
10726         (lto_streamer_cache_insert_at): Likewise.
10727         (lto_streamer_cache_append): Likewise.
10728         (lto_streamer_cache_lookup): Likewise.
10729         (lto_streamer_cache_get): Likewise.
10730         (lto_record_common_node): Likewise.
10731         (lto_preload_common_nodes): Likewise.
10732         (lto_streamer_cache_create): Likewise.
10733         (lto_streamer_cache_delete): Likewise.
10734         (streamer_hooks_init): Move to streamer-hooks.c.
10735         * lto-streamer.h: Include diagnostic.h
10736         (struct output_block, struct lto_input_block,
10737         struct data_in, struct bitpack_d): Remove forward declarations.
10738         (struct bitpack_d): Move to data-streamer.h.
10739         (struct lto_streamer_cache_d): Move to tree-streamer.h.
10740         (struct streamer_hooks): Move to streamer-hooks.h.
10741         (bp_pack_var_len_unsigned): Move to data-streamer.h.
10742         (bp_pack_var_len_int): Likewise.
10743         (bp_unpack_var_len_unsigned): Likewise.
10744         (bp_unpack_var_len_int): Likewise.
10745         (lto_input_location): Declare.
10746         (lto_tag_check_set): Declare.
10747         (lto_init_eh): Declare.
10748         (lto_output_tree_ref): Declare.
10749         (lto_output_location): Declare.
10750         (bitpack_create): Move to data-streamer.h.
10751         (bp_pack_value): Likewise.
10752         (lto_output_bitpack): Likewise.
10753         (lto_input_bitpack): Likewise.
10754         (bp_unpack_value): Likewise.
10755         (lto_output_1_stream): Likewise.
10756         (lto_input_1_unsigned): Likewise.
10757         (lto_output_int_in_range): Likewise.
10758         (lto_input_int_in_range): Likewise.
10759         (bp_pack_int_in_range): Likewise.
10760         (bp_unpack_int_in_range): Likewise.
10761         (lto_output_enum): Likewise.
10762         (lto_input_enum): Likewise.
10763         (bp_pack_enum): Likewise.
10764         (bp_unpack_enum): Likewise.
10765         * streamer-hooks.c: New.
10766         * streamer-hooks.h: New.
10767         * tree-streamer-in.c: New.
10768         * tree-streamer-out.c: New.
10769         * tree-streamer.c: New.
10770         * tree-streamer.h: New.
10771
10772 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10773
10774         * gthr-posix95.h: Remove.
10775         * gthr.h [_PTHREADS95]: Remove.
10776         * configure.ac (enable_threads): Remove posix95.
10777         * configure: Regenerate.
10778         * doc/install.texi (Configuration, --enable-threads): Remove posix95.
10779
10780 2011-08-08  Uros Bizjak  <ubizjak@gmail.com>
10781
10782         PR target/49781
10783         * config/i386/i386.c (ix86_decompose_address): Allow zero-extended
10784         SImode addresses.
10785         (ix86_print_operand_address): Handle zero-extended addresses.
10786         (memory_address_length): Add length of addr32 prefix for
10787         zero-extended addresses.
10788         (ix86_secondary_reload): Handle moves to/from double-word general
10789         registers from/to zero-extended addresses.
10790         * config/i386/predicates.md (lea_address_operand): Reject
10791         zero-extended operands.
10792
10793 2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>
10794
10795         PR other/48007
10796         * config.gcc (libgcc_tm_file): Add i386/value-unwind.h for Linux/x86.
10797
10798         * system.h (REG_VALUE_IN_UNWIND_CONTEXT): Poisoned.
10799         (ASSUME_EXTENDED_UNWIND_CONTEXT): Likewise.
10800
10801         * unwind-dw2.c (ASSUME_EXTENDED_UNWIND_CONTEXT): New.
10802         (_Unwind_Context_Reg_Val): Likewise.
10803         (_Unwind_Get_Unwind_Word): Likewise.
10804         (_Unwind_Get_Unwind_Context_Reg_Val): Likewise.
10805         (_Unwind_Context): Use _Unwind_Context_Reg_Val on the reg field.
10806         (_Unwind_IsExtendedContext): Check ASSUME_EXTENDED_UNWIND_CONTEXT
10807         for EXTENDED_CONTEXT_BIT.
10808         (__frame_state_for): Likewise.
10809         (uw_init_context_1): Likewise.
10810         (_Unwind_GetGR): Updated.
10811         (_Unwind_SetGR): Likewise.
10812         (_Unwind_GetGRPtr): Likewise.
10813         (_Unwind_SetGRPtr): Likewise.
10814         (_Unwind_SetGRValue): Likewise.
10815         (_Unwind_GRByValue): Likewise.
10816         (uw_install_context_1): Likewise.
10817
10818         * doc/tm.texi.in: Document REG_VALUE_IN_UNWIND_CONTEXT and
10819         ASSUME_EXTENDED_UNWIND_CONTEXT.
10820         * doc/tm.texi: Regenerated.
10821
10822 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10823
10824         * Makefile.in (gengtype$(exeext)): Add $(LDFLAGS).
10825
10826 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10827
10828         * doc/invoke.texi (DEC Alpha Options, -mcpu): native support isn't
10829         Linux/GNU-specific.
10830         (DEC Alpha Options, -mtune): Likewise.
10831         (MIPS Options, -march): native is supported on IRIX.
10832
10833 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10834
10835         * config/sparc/driver-sparc.c: New file.
10836         * config/sparc/x-sparc: New file.
10837         * config.host: Use driver-sparc.o, sparc/x-sparc on sparc*-*-solaris2*.
10838         * config/sparc/sparc.opt (native): New value for enum processor_type.
10839         * config/sparc/sparc-opts.h (PROCESSOR_NATIVE): Declare.
10840         * config/sparc/sparc.c (sparc_option_override): Abort if
10841         PROCESSOR_NATIVE gets here.
10842         * config/sparc/sol2.h [__sparc__] (host_detect_local_cpu): Declare.
10843         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS,
10844         DRIVER_SELF_SPECS): Define.
10845         * doc/invoke.texi (SPARC Options, -mcpu): Document native.
10846         (SPARC Options, -mtune): Likewise.
10847         * configure.ac (EXTRA_GCC_LIBS): Check for libkstat.
10848         Substitute result.
10849         * configure: Regenerate.
10850         * Makefile.in (EXTRA_GCC_LIBS): Set.
10851         (xgcc$(exeext)): Add $(EXTRA_GCC_LIBS).
10852         (cpp$(exeext)): Likewise.
10853
10854 2011-08-08  Richard Guenther  <rguenther@suse.de>
10855
10856         * tree-vrp.c (extract_range_from_unary_expr_1): New function,
10857         split out from ...
10858         (extract_range_from_unary_expr): ... here.  Handle BIT_NOT_EXPR
10859         by composition.
10860
10861 2011-08-08  Mikael Pettersson  <mikpe@it.uu.se>
10862
10863         PR tree-optimization/50005
10864         * ipa-inline-analysis (remap_predicate): Add cast to
10865         silence signed/unsigned comparison warning.
10866
10867 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
10868
10869         * modulo-sched.c (get_sched_window): Use a table for the debug output.
10870         Print the current ii.
10871         (sms_schedule_by_order): Reduce whitespace in dump line.
10872
10873 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
10874
10875         * modulo-sched.c (get_sched_window): Use just one loop for predecessors
10876         and one loop for successors.  Fix upper bound of memory range.
10877
10878 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
10879
10880         PR target/50001
10881         * config/alpha/alpha.c (alpha_instantiate_decls): New function.
10882         (TARGET_INSTANTIATE_DECLS): New define.
10883
10884 2011-08-06  Paolo Bonzini  <bonzini@gnu.org>
10885             Mikael Morin   <mikael.morin@sfr.fr>
10886
10887         * Makefile.in (INCLUDES_FOR_TARGET): New.
10888         (LIBGCC2_CFLAGS): Use it.
10889         (CRTSTUFF_CFLAGS): Use it instead of INCLUDES.
10890
10891 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
10892
10893         * config/i386/i386.c (ix86_compute_frame_layout): Simplify
10894         frame->save_regs_using_mov calculation.
10895
10896 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
10897
10898         * config/i386/i386.md (ssemodesuffix): Remove V8SI mode.
10899         * config/i386/sse.md (castmode): New mode attribute.
10900         (avx_<castmode><avxsizesuffix>_<castmode>): Rename from
10901         avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>.
10902
10903 2011-08-05  Jan Hubicka  <jh@suse.cz>
10904
10905         PR middle-end/49494
10906         * ipa-inline-analysis.c (remap_predicate): Add bounds check.
10907
10908 2011-08-05  Jan Hubicka  <jh@suse.cz>
10909
10910         PR middle-end/49500
10911         * tree-emultls.c (new_emutls_decl):Add alias_of parameter;
10912         handle aliases.
10913         (create_emultls_var):New function.
10914         (ipa_lower_emutls): Handle aliases correctly.
10915
10916 2011-08-05  Jan Hubicka  <jh@suse.cz>
10917
10918         PR middle-end/49735
10919         * ipa-inline.c (recursive_inlining): Look through aliases.
10920
10921 2011-08-05  Jason Merrill  <jason@redhat.com>
10922
10923         * config/i386/i386.c (setup_incoming_varargs_ms_64): Move
10924         declarations to beginning of function.
10925
10926 2011-08-05  Bernd Schmidt  <bernds@codesourcery.com>
10927
10928         PR rtl-optimization/49900
10929         * sched-ebb.c (add_deps_for_risky_insns): Also add dependencies to
10930         ensure basic blocks stay in the same order.
10931
10932 2011-08-05  Aldy Hernandez  <aldyh@redhat.com>
10933
10934         * config/s390/s390.c (s390_expand_cs_hqi): Add new arguments to
10935         store_bit_field.
10936         (s390_expand_atomic): Same.
10937
10938 2011-08-05  Richard Henderson  <rth@redhat.com>
10939
10940         PR rtl-opt/49977
10941         * dwarf2cfi.c (scan_insn_after): Split out of ...
10942         (scan_trace): ... here.  Correctly place notes wrt sequences.
10943
10944 2011-08-05  Kaz Kojima  <kkojima@gcc.gnu.org>
10945             Richard Henderson  <rth@redhat.com>
10946
10947         PR rtl-opt/49982
10948         * expr.c (fixup_args_size_notes): Look through no-op moves.
10949
10950 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
10951
10952         * config/i386/i386.md (*push<mode>2): Use "o" constraint instead
10953         of "m" for operand 0.  Add type and mode attribute.
10954         (*pushxf_nointeger"): Use "<" constraint for operand 0.
10955         (*pushdf_rex64): New pattern, split out of *pushdf.  Use "m"
10956         constraint instead of "o" for opreand 1.
10957         (*pushdf): Disable for TARGET_64BIT.  Correct mode attribute.
10958         (*movdi_internal_rex64): Use "!o" constraint instead of "!m" for
10959         operand 0, alternative 4.
10960         (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
10961
10962 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
10963
10964         * config/i386/predicates.md (lea_address_operand): Rename from
10965         no_seg_address_operand.
10966         * config/i386/i386.md (*lea_1): Update operand 1 predicate for rename.
10967         (*lea_1_zext): Ditto.
10968         (*lea_2): Ditto.
10969         (*lea_2_zext): Ditto.
10970
10971 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
10972
10973         * config/i386/i386.c (ix86_print_operand_address): Handle SUBREGs of
10974         parts.base and parts.index.
10975         * config/i386/predicates.md (aligned_operand): Ditto.
10976         (cmpxchg8b_pic_memory_operand): Ditto.
10977
10978 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10979
10980         * config/soft-fp: Move to ../libgcc.
10981         * Makefile.in (SFP_MACHINE): Remove.
10982         (libgcc-support): Remove $(SFP_MACHINE) dependency.
10983         * config/arm/sfp-machine.h: Move to ../libgcc/config/arm.
10984         * config/arm/t-arm-softfp: Move to
10985         ../libgcc/config/arm/t-softfp.
10986         * config/c6x/sfp-machine.h: Move to ../libgcc/config/c6x.
10987         * config/c6x/t-c6x-softfp: Remove.
10988         * config/i386/sfp-machine.h: Move to ../libgcc/config/i386.
10989         * config/i386/t-fprules-softfp: Move to
10990         ../libgcc/config/t-softfp-tf.
10991         * config/ia64/sfp-machine.h: Move to ../libgcc/config/ia64.
10992         * config/ia64/t-fprules-softfp: Remove.
10993         * config/lm32/sfp-machine.h: Move to ../libgcc/config/lm32.
10994         * config/lm32/t-fprules-softfp: Remove.
10995         * config/moxie/sfp-machine.h: Remove.
10996         * config/moxie/t-moxie-softfp: Remove.
10997         * config/rs6000/darwin-ldouble-format: Move to
10998         ../libgcc/config/rs6000/ibm-ldouble-format.
10999         * config/rs6000/darwin-ldouble.c: Move to
11000         ../libgcc/config/rs6000/ibm-ldouble.c
11001         * config/rs6000/libgcc-ppc-glibc.ver: Move to ../libgcc/config/rs6000.
11002         * config/rs6000/libgcc-ppc64.ver: Likewise.
11003         * config/rs6000/sfp-machine.h: Likewise.
11004         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Remove
11005         $(srcdir)/config/rs6000/libgcc-ppc64.ver.
11006         (LIB2FUNCS_EXTRA): Remove.
11007         (TARGET_LIBGCC2_CFLAGS): Remove.
11008         * config/rs6000/t-aix52: Likewise
11009         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
11010         $(srcdir)/config/rs6000/darwin-ldouble.c.
11011         (SHLIB_MAPFILES): Remove.
11012         * config/rs6000/t-darwin64 (LIB2FUNCS_EXTRA): Remove
11013         $(srcdir)/config/rs6000/darwin-ldouble.c.
11014         * config/rs6000/t-fprules-softfp: Move to
11015         ../libgcc/config/t-softfp-sfdf.
11016         * config/rs6000/t-freebsd: Move to ../libgcc/config/rs6000.
11017         * config/rs6000/t-linux64 (softfp_wrap_start, softfp_wrap_end): Remove.
11018         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Remove
11019         $(srcdir)/config/rs6000/darwin-ldouble.c.
11020         * config/score/sfp-machine.h: Move to ../libgcc/config/score.
11021         * config/score/t-score-softfp: Remove.
11022         * config.gcc (arm*-*-linux*): Remove arm/t-arm-softfp,
11023         soft-fp/t-softfp from tmake_file.
11024         (arm*-*-uclinux*): Likewise.
11025         (arm*-*-ecos-elf): Likewise.
11026         (arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
11027         (arm*-*-rtems*): Likewise.
11028         (arm*-*-elf): Likewise.
11029         (moxie-*-elf): Remove moxie/t-moxie-softfp, soft-fp/t-softfp from
11030         tmake_file.
11031         (moxie-*-uclinux*): Likewise.
11032         (moxie-*-rtems*): Likewise.
11033         (lm32-*-elf*): Remove lm32/t-fprules-softfp, soft-fp/t-softfp from
11034         tmake_file.
11035         (lm32-*-rtems*): Likewise.
11036         (lm32-*-uclinux*): Likewise.
11037         (powerpc-*-freebsd*): Remove rs6000/t-freebsd,
11038         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
11039         (powerpc-*-linux*, powerpc64-*-linux*): Remove
11040         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
11041         (score-*-elf): Remove score/t-score-softfp, soft-fp/t-softfp from
11042         tmake_file.
11043         (tic6x-*-elf): Remove c6x/t-c6x-softfp, soft-fp/t-softfp from
11044         tmake_file.
11045         (tic6x-*-uclinux): Likewise.
11046         (i[34567]86-*-darwin*, x86_64-*-darwin*): Remove i386/t-fprules-softfp,
11047         soft-fp/t-softfp from tmake_file.
11048         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu)
11049         (x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Likewise.
11050         (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Likewise.
11051         (i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
11052         (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Likewise.
11053
11054 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11055
11056         * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove.
11057         (libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT) dependencies.
11058         (libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS,
11059         TPBIT, TPBIT_FUNCS.
11060         * config/fp-bit.c, config/fp-bit.h: Move to ../libgcc.
11061         * config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c):
11062         Remove.
11063         * config/arm/t-vxworks: Likewise.
11064         * config/arm/t-wince-pe: Likewise.
11065         * config/avr/t-avr (fp-bit.c, FPBIT): Remove.
11066         * config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11067         * config/bfin/t-bfin-elf: Likewise.
11068         * config/bfin/t-bfin-linux: Likewise.
11069         * config/bfin/t-bfin-uclinux: Likewise.
11070         * config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c):
11071         Remove.
11072         * config/fr30/t-fr30: Likewise.
11073         * config/frv/t-frv: Likewise.
11074         * config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove.
11075         * config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11076         * config/m32c/t-m32c: Likewise.
11077         * config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove.
11078         * config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11079         * config/mcore/t-mcore: Likewise.
11080         * config/mep/t-mep: Likewise.
11081         * config/microblaze/t-microblaze: Likewise.
11082         * config/mips/t-linux64 (TPBIT, tp-bit.c): Remove.
11083         * config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11084         * config/mips/t-sdemtk (FPBIT, DPBIT): Remove.
11085         * config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11086         * config/mn10300/t-linux: Remove.
11087         * config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11088         * config/pdp11/t-pdp11: Likewise.
11089         * config/picochip/t-picochip (FPBIT, fp-bit.c): Remove.
11090         * config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000.
11091         * config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11092         (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c.
11093         * config/rs6000/t-aix52: Likewise.
11094         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
11095         $(srcdir)/config/rs6000/ppc64-fp.c.
11096         * config/rs6000/t-fprules-fpbit: Remove.
11097         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove.
11098         * config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11099         * config/sh/t-netbsd (FPBIT, DPBIT): Remove.
11100         * config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11101         * config/sparc/t-elf: Likewise.
11102         * config/sparc/t-leon: Likewise.
11103         * config/sparc/t-leon3: Likewise.
11104         * config/spu/t-spu-elf: Likewise.
11105         (DPBIT_FUNCS): Remove.
11106         * config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11107         * config/v850/t-v850: Likewise.
11108         * config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file.
11109         (avr-*-*): Likewise.
11110         (h8300-*-rtems*): Set libgcc_tm_file.
11111         (h8300-*-elf*): Likewise.
11112         (powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from
11113         tmake_file.
11114         (powerpc-*-eabisim*): Likewise.
11115         (powerpc-*-elf*): Likewise.
11116         (powerpc-*-eabialtivec*): Likewise.
11117         (powerpc-xilinx-eabi*): Likewise.
11118         (powerpc-*-eabi*): Likewise.
11119         (powerpc-*-rtems*): Likewise.
11120         (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise.
11121         (powerpcle-*-elf*): Likewise.
11122         (powerpcle-*-eabisim*): Likewise.
11123         (powerpcle-*-eabi*): Likewise.
11124         (rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file.
11125         (am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file.
11126         * doc/fragments.texi (Target Fragment, Floating Point Emulation):
11127         Remove.
11128
11129 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11130
11131         * Makefile.in (UNWIND_H): Remove.
11132         (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
11133         ../libgcc/Makefile.in.
11134         (LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): Likewise.
11135         (LIBUNWINDDEP): Remove.
11136         (libgcc-support): Remove LIB2ADDEH, $(srcdir)/emutls.c dependencies.
11137         (libgcc.mvars): Remove LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED,
11138         LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL.
11139         (stmp-int-hdrs): Remove $(UNWIND_H) dependency.
11140         Don't copy $(UNWIND_H).
11141         * config.gcc (ia64*-*-linux*): Remove with_system_libunwind handling.
11142         * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Remove.
11143         * aclocal.m4: Regenerate.
11144         * configure: Regenerate.
11145         * emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
11146         unwind-dw2-fde-compat.c, unwind-dw2-fde-glibc.c, unwind-dw2-fde.c,
11147         unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
11148         unwind-pe.h, unwind-sjlj.c, unwind.inc: Move to ../libgcc.
11149         * unwind-dw2-fde-darwin.c: Move to ../libgcc/config.
11150         * config/arm/libunwind.S, config/arm/pr-support.c,
11151         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Move to
11152         ../libgcc/config/arm.
11153         * config/arm/t-bpabi (UNWIND_H, LIB2ADDEH): Remove.
11154         * config/arm/t-symbian (UNWIND_H, LIB2ADDEH): Remove.
11155         * config/frv/t-frv ($(T)frvbegin$(objext)): Use
11156         $(srcdir)/../libgcc to refer to unwind-dw2-fde.h.
11157         ($(T)frvend$(objext)): Likewise.
11158         * config/ia64/t-glibc (LIB2ADDEH): Remove.
11159         * config/ia64/t-glibc-libunwind: Move to ../libgcc/config/ia64.
11160         * config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
11161         config/ia64/unwind-ia64.c, config/ia64/unwind-ia64.h: Move to
11162         ../libgcc/config/ia64.
11163         * config/ia64/t-hpux (LIB2ADDEH): Remove.
11164         * config/ia64/t-ia64 (LIB2ADDEH): Remove.
11165         * config/ia64/t-vms (LIB2ADDEH): Remove.
11166         * config/ia64/vms.h (UNW_IVMS_MODE,
11167         MD_UNW_COMPATIBLE_PERSONALITY_P): Remove.
11168         * config/picochip/t-picochip (LIB2ADDEH): Remove.
11169         * config/rs6000/aix.h (R_LR, MD_FROB_UPDATE_CONTEXT): Remove.
11170         * config/rs6000/t-darwin (LIB2ADDEH): Remove.
11171         * config/rs6000/darwin-fallback.c: Move to ../libgcc/config/rs6000.
11172         * config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): Use
11173         $(srcdir)/../libgcc to refer to unwinder sources.
11174         * config/spu/t-spu-elf (LIB2ADDEH): Remove.
11175         * config/t-darwin (LIB2ADDEH): Remove.
11176         * config/t-freebsd (LIB2ADDEH): Remove.
11177         * config/t-libunwind (LIB2ADDEH, LIB2ADDEHSTATIC): Remove.
11178         * config/t-libunwind-elf: Move to ../libgcc/config.
11179         * config/t-linux (LIB2ADDEH): Remove.
11180         * config/t-sol2 (LIB2ADDEH): Remove.
11181         * config/xtensa/t-xtensa (LIB2ADDEH): Remove.
11182         * system.h (MD_FROB_UPDATE_CONTEXT): Poison.
11183
11184 2011-08-05  H.J. Lu  <hongjiu.lu@intel.com>
11185
11186         * config/i386/i386.c (processor_alias_table): Add core-avx-i.
11187
11188         * doc/invoke.texi: Document core-avx-i.
11189
11190 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11191
11192         * tsystem.h (CONST_CAST2, CONST_CAST): Define.
11193
11194 2011-08-05  Ira Rosen  <ira.rosen@linaro.org>
11195
11196         * tree-vect-loop.c (vect_create_epilog_for_reduction): Use the
11197         result of multiple results reduction when extracting the final
11198         value using scalar code.
11199
11200 2011-08-05  Richard Guenther  <rguenther@suse.de>
11201
11202         PR tree-optimization/49984
11203         * tree-vrp.c (extract_range_from_binary_expr_1): Handle BIT_XOR_EXPR.
11204
11205 2011-08-05  Richard Guenther  <rguenther@suse.de>
11206
11207         * tree-vrp.c (zero_nonzero_bits_from_vr): Make sure to always
11208         return true for constant integer ranges.
11209         (extract_range_from_binary_expr_1): Simplify BIT_AND_EXPR and
11210         BIT_IOR_EXPR handling.
11211
11212 2011-08-04  Kai Tietz  <ktietz@redhat.com>
11213
11214         * config/i386/i386.c (setup_incoming_varargs_ms_64): Set
11215         ix86_varargs_gpr_size and ix86_varargs_fpr_size to zero.
11216
11217 2011-08-04  Ira Rosen  <ira.rosen@linaro.org>
11218
11219         * tree-vectorizer.h (struct _stmt_vec_info): Add new field for
11220         pattern def statement, and its access macro.
11221         (NUM_PATTERNS): Set to 5.
11222         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
11223         pattern def statement.
11224         (vect_transform_loop): Likewise.
11225         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add new
11226         function vect_recog_over_widening_pattern ().
11227         (vect_operation_fits_smaller_type): New function.
11228         (vect_recog_over_widening_pattern, vect_mark_pattern_stmts):
11229         Likewise.
11230         (vect_pattern_recog_1): Move the code that marks pattern
11231         statements to vect_mark_pattern_stmts (), and call it.  Update
11232         documentation.
11233         * tree-vect-stmts.c (vect_supportable_shift): New function.
11234         (vect_analyze_stmt): Handle pattern def statement.
11235         (new_stmt_vec_info): Initialize pattern def statement.
11236
11237 2011-08-04  Richard Henderson  <rth@redhat.com>
11238
11239         PR target/49964
11240         * config/i386/i386.c (ix86_expand_call): Don't create nested
11241         PARALLELs for TARGET_VZEROUPPER.
11242         (ix86_split_call_vzeroupper): Fix extraction of the original call.
11243         * config/i386/i386.md (*call_rex64_ms_sysv_vzeroupper): Don't
11244         recognize nested PARALLELs.
11245         (*call_pop_vzeroupper, *sibcall_pop_vzeroupper,
11246         *call_value_rex64_ms_sysv_vzeroupper, *call_value_pop_vzeroupper,
11247         *sibcall_value_pop_vzeroupper): Likewise.
11248
11249 2011-08-04  Richard Henderson  <rth@redhat.com>
11250
11251         PR middle-end/49968
11252         * calls.c (expand_call): Use fixup_args_size_notes for
11253         emit_stack_restore.
11254         * expr.c (fixup_args_size_notes): Allow STACK_POINTER_REGNUM sets
11255         in non-standard modes.
11256
11257 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
11258
11259         * gcc.c (self_spec): New variable.
11260         (static_specs): Add self_spec.
11261         (main): Call do_self_spec on "self_spec" specs after reading
11262         user specs files.  Move compare_debug handling right after that.
11263
11264 2011-08-04  Richard Guenther  <rguenther@suse.de>
11265
11266         * tree-vrp.c (vrp_expr_computes_nonnegative): Remove.
11267         (value_range_nonnegative_p): New function.
11268         (ssa_name_nonnegative_p): Use it.
11269         (value_range_constant_singleton): New function.
11270         (op_with_constant_singleton_value_range): Use it.
11271         (extract_range_from_binary_expr_1): New function, split out from ...
11272         (extract_range_from_binary_expr): ... this.  Remove fallback
11273         constant folding done here.
11274
11275 2011-08-04  Richard Guenther  <rguenther@suse.de>
11276
11277         PR tree-optimization/49806
11278         * tree-vrp.c (op_with_boolean_value_range_p): New function.
11279         (simplify_truth_ops_using_ranges): Simplify.  Allow inserting
11280         a new statement for a final conversion to bool.
11281
11282 2011-08-04  Romain Geissler  <romain.geissler@gmail.com>
11283
11284         * gengtype-state.c: Include "bconfig.h" if
11285         GENERATOR_FILE is defined, "config.h" otherwise.
11286         * gengtype.c: Likewise.
11287         * gengtype-lex.l: Likewise.
11288         * gengtype-parse.c: Likewise.
11289         * Makefile.in (gengtype-lex.o-warn): New variable.
11290         (plugin_resourcesdir): Likewise.
11291         (plugin_bindir): Likewise.
11292         (plugin_includedir): Use $(plugin_resourcesdir) as prefix base.
11293         (MOSTLYCLEANFILES): Add gengtype$(exeext).
11294         (native): Depend on gengtype$(exeext) is $enable_plugin
11295         is set to "yes".
11296         (gtype.state): Depend on s-gtype. Use temporary file.
11297         (gengtype-lex.o): New rule.
11298         (gengtype-parse.o): Likewise.
11299         (gengtype-state.o): Likewise.
11300         (gengtype$(exeext)): Likewise.
11301         (install-gengtype): Likewise.
11302         (gengtype.o): Likewise.
11303         (build/gengtype.o): Depend on version.h.
11304         (build/gengtype-state): Depend on double-int.h, version.h,
11305         $(HASHTAB_H), $(OBSTACK_H), $(XREGEX_H) and build/errors.o.
11306         (install-plugin): Depend on install-gengtype.
11307
11308 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
11309
11310         PR middle-end/49905
11311         * tree.h (init_attributes): New prototype.
11312         * attribs.c (init_attributes): No longer static.
11313
11314 2011-08-04  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11315
11316         * config/arm/arm.c (arm_set_fixed_optab_libfunc): Constify
11317         maybe_suffix.
11318
11319 2011-08-03   David Li  <davidxl@google.com>
11320
11321         * tree-optimize.c (execute_fixup_cfg): Fix up entry
11322         outgoing edge counts after inlining.
11323
11324 2011-08-03   David Li  <davidxl@google.com>
11325
11326         * profile.c (compute_branch_probabilities): Compute
11327         function frequency after profile annotation.
11328
11329 2011-08-04  Alan Modra  <amodra@gmail.com>
11330
11331         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Simplify
11332         use_backchain_to_restore_sp initialisation.
11333         (rs6000_legitimate_offset_address_p): Simplify offset test.
11334
11335 2011-08-03  Richard Henderson  <rth@redhat.com>
11336
11337         * config/spu/spu.md: Use define_c_enum instead of define_constants.
11338         (UNSPECV_BLOCKAGE, UNSPECV_LNOP, UNSPECV_SYNC): Rename from UNSPEC_*.
11339         (UNSPECV_NOP): New.
11340
11341 2011-08-03  Richard Henderson  <rth@redhat.com>
11342
11343         PR target/34888
11344         * config/avr/avr.md: New splitter for REG_ARGS_SIZE 0.
11345
11346 2011-08-03  Jakub Jelinek  <jakub@redhat.com>
11347
11348         PR tree-optimization/49948
11349         * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
11350
11351 2011-08-03  Anatoly Sokolov  <aesok@post.ru>
11352
11353         * config/m32c/m32c.c (class_sizes): Remove.
11354         (reduce_class): Change arguments and return type to reg_class_t.
11355         Change type cc var to HARD_REG_SET. Change type best var to
11356         reg_class_t. Change type best_size var to unsigned int. Remove
11357         initialization class_sizes var. Use reg_class_size array instead
11358         of class_sizes. Use reg_class_contents array instead
11359         of class_contents.
11360
11361 2011-08-03  Richard Guenther  <rguenther@suse.de>
11362
11363         PR middle-end/49958
11364         * fold-const.c (fold_binary_loc): Only associate
11365         (+ (+ (* a b) c) (* d e)) as (+ (+ (* a b) (* d e)) c) if
11366         overflow wraps.
11367
11368 2011-08-03  Alan Modra  <amodra@gmail.com>
11369
11370         PR rtl-optimization/49941
11371         * jump.c (mark_jump_label): Comment.
11372         (mark_jump_label_1): Set JUMP_LABEL for return jumps.
11373         * emit-rtl.c (copy_rtx_if_shared_1, copy_insn_1): Leave RETURN shared.
11374         (mark_used_flags): Don't mark RETURN.
11375
11376 2011-08-03  Richard Guenther  <rguenther@suse.de>
11377
11378         PR tree-optimization/49938
11379         * tree-scalar-evolution.c (interpret_loop_phi): Gracefully
11380         deal with a POLYNOMIAL_CHREC.
11381
11382 2011-08-03  Revital Eres  <revital.eres@linaro.org>
11383
11384         * modulo-sched.c (calculate_stage_count,
11385         calculate_must_precede_follow, get_sched_window,
11386         try_scheduling_node_in_cycle, remove_node_from_ps): Add
11387         declaration.
11388         (update_node_sched_params, set_must_precede_follow, optimize_sc):
11389         New functions.
11390         (reset_sched_times): Call update_node_sched_params.
11391         (sms_schedule): Call optimize_sc.
11392         (get_sched_window): Change function arguments.
11393         (sms_schedule_by_order): Update call to get_sched_window.
11394         Call set_must_precede_follow.
11395         (calculate_stage_count): Add function argument.
11396
11397 2011-08-02  Richard Henderson  <rth@redhat.com>
11398
11399         PR target/49864
11400         PR target/49879
11401         * reg-notes.def (REG_ARGS_SIZE): New.
11402         * calls.c (emit_call_1): Emit REG_ARGS_SIZE for call_pop.
11403         (expand_call): Add REG_ARGS_SIZE to emit_stack_restore.
11404         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jumping to
11405         different stack levels.
11406         * combine-stack-adj.c (adjust_frame_related_expr): Remove.
11407         (maybe_move_args_size_note): New.
11408         (combine_stack_adjustments_for_block): Use it.
11409         * combine.c (distribute_notes): Place REG_ARGS_SIZE.
11410         * dwarf2cfi.c (dw_cfi_row_struct): Remove args_size member.
11411         (dw_trace_info): Add beg_true_args_size, end_true_args_size,
11412         beg_delay_args_size, end_delay_args_size, eh_head, args_size_undefined.
11413         (cur_cfa): New.
11414         (queued_args_size): Remove.
11415         (add_cfi_args_size): Assert size is non-negative.
11416         (stack_adjust_offset, dwarf2out_args_size): Remove.
11417         (dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust): Remove.
11418         (notice_args_size, notice_eh_throw): New.
11419         (dwarf2out_frame_debug_def_cfa): Use cur_cfa.
11420         (dwarf2out_frame_debug_adjust_cfa): Likewise.
11421         (dwarf2out_frame_debug_cfa_offset): Likewise.
11422         (dwarf2out_frame_debug_expr): Likewise.  Don't stack_adjust_offset.
11423         (dwarf2out_frame_debug): Don't handle non-frame-related-p insns.
11424         (change_cfi_row): Don't emit args_size.
11425         (maybe_record_trace_start_abnormal): Split out from ...
11426         (maybe_record_trace_start): Here.  Set args_size_undefined.
11427         (create_trace_edges): Update to match.
11428         (scan_trace): Handle REG_ARGS_SIZE.
11429         (connect_traces): Connect args_size between EH insns.
11430         * emit-rtl.c (try_split): Handle REG_ARGS_SIZE.
11431         * explow.c (suppress_reg_args_size): New.
11432         (adjust_stack_1): Split out from ...
11433         (adjust_stack): ... here.
11434         (anti_adjust_stack): Use it.
11435         (allocate_dynamic_stack_space): Suppress REG_ARGS_SIZE.
11436         * expr.c (mem_autoinc_base): New.
11437         (fixup_args_size_notes): New.
11438         (emit_single_push_insn_1): Rename from emit_single_push_insn.
11439         (emit_single_push_insn): New.  Generate REG_ARGS_SIZE.
11440         * recog.c (peep2_attempt): Handle REG_ARGS_SIZE.
11441         * reload1.c (reload_as_needed): Likewise.
11442         * rtl.h (fixup_args_size_notes): Declare.
11443
11444 2011-08-02  Paolo Carlini  <paolo.carlini@oracle.com>
11445
11446         PR bootstrap/49914
11447         * fold-const.c (fold_plusminus_mult_expr): Use abs_hwi instead
11448         of abs.
11449         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
11450         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
11451
11452 2011-08-02  Richard Henderson  <rth@redhat.com>
11453
11454         * config/h8300/h8300.c (push, pop): Return the insn.
11455         (h8300_swap_into_er6): Generate correct unwind info.
11456         (h8300_swap_out_of_er6): Likewise.
11457         * dwarf2cfi.c (def_cfa_1): Clear cfa_cfi if we no longer have a
11458         complex cfa expression.
11459         (dwarf2out_frame_debug_def_cfa): Allow (plus (mem) (const_int)) too.
11460
11461 2011-08-02  H.J. Lu  <hongjiu.lu@intel.com>
11462
11463         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
11464
11465 2011-08-02  Richard Henderson  <rth@redhat.com>
11466
11467         PR target/49878
11468         * config/h8300/h8300.c (h8300_move_ok): New.
11469         * config/h8300/h8300-protos.h: Declare it.
11470         * config/h8300/h8300.md (P): New mode iterator.
11471         (*movqi_h8300, *movqi_h8300hs, movqi): Use h8300_move_ok.
11472         (*movqi_h8sx, *movhi_h8300, *movhi_h8300hs, movhi): Likewise.
11473         (movsi, *movsi_h8300, *movsi_h8300hs): Likewise.
11474         (*pushqi1_h8300): Rename from pushqi1_h8300; use PRE_MODIFY.
11475         (*pushqi1_h8300hs_<P>): Macroize from pushqi1_h8300hs_advanced
11476         and pushqi1_h8300hs_normal; use PRE_MODIFY and
11477         register_no_sp_elim_operand.
11478         (*pushhi1_h8300hs_<P>): Similarly.
11479         (pushqi1, pushhi1, pushhi1_h8300): Remove.
11480         * config/h8300/predicates.md (register_no_sp_elim_operand): New.
11481
11482 2011-08-02  Richard Henderson  <rth@redhat.com>
11483
11484         PR target/49881
11485         * config/avr/avr.md (push<MPUSH>1): Don't constrain the operand.
11486
11487 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
11488
11489         * c-parser.c (enum c_parser_prec): New enum, moved from within
11490         c_parser_binary_expression.
11491         (c_parser_binary_expression): Add PREC argument.  Stop parsing
11492         if operator has lower or equal precedence than PREC.
11493         (c_parser_conditional_expression, c_parser_omp_for_loop): Adjust
11494         callers.
11495         (c_parser_omp_atomic): Handle parsing OpenMP 3.1 atomics.
11496         Adjust c_finish_omp_atomic caller.
11497         (c_parser_omp_taskyield): New function.
11498         (c_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
11499         (c_parser_omp_clause_name): Handle final and mergeable clauses.
11500         (c_parser_omp_clause_final, c_parser_omp_clause_mergeable): New
11501         functions.
11502         (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
11503         and PRAGMA_OMP_CLAUSE_MERGEABLE.
11504         (OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
11505         (c_parser_omp_clause_reduction): Handle min and max.
11506         * c-typeck.c (c_finish_omp_clauses): Don't complain about
11507         const qualified predetermined vars in firstprivate clause.
11508         andle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11509         Handle MIN_EXPR and MAX_EXPR.
11510         * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FINAL
11511         and OMP_CLAUSE_MERGEABLE.
11512         (dump_generic_node): Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD
11513         and OMP_ATOMIC_CAPTURE_NEW.
11514         * tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FINAL and
11515         OMP_CLAUSE_MERGEABLE.
11516         (omp_clause_code_name): Likewise.
11517         (walk_tree_1): Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11518         * tree.h (enum omp_clause_code): Add OMP_CLAUSE_FINAL
11519         and OMP_CLAUSE_MERGEABLE.
11520         (OMP_CLAUSE_FINAL_EXPR): Define.
11521         * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FINAL and
11522         OMP_CLAUSE_MERGEABLE.
11523         (expand_task_call): Likewise.
11524         (expand_omp_atomic_load, expand_omp_atomic_store): New functions.
11525         (expand_omp_atomic_fetch_op): Handle cases where old or new
11526         value is needed afterwards.
11527         (expand_omp_atomic): Call expand_omp_atomic_load resp.
11528         expand_omp_atomic_store.
11529         * gimplify.c (gimplify_omp_atomic, gimplify_expr): Handle
11530         OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and OMP_ATOMIC_CAPTURE_NEW.
11531         (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
11532         OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11533         * tree-nested.c (convert_nonlocal_omp_clauses,
11534         convert_local_omp_clauses): Likewise.
11535         * tree.def (OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD,
11536         OMP_ATOMIC_CAPTURE_NEW): New.
11537         * gimple.h (GF_OMP_ATOMIC_NEED_VALUE): New.
11538         (gimple_omp_atomic_need_value_p, gimple_omp_atomic_set_need_value):
11539         New inlines.
11540         * omp-builtins.def (BUILT_IN_GOMP_TASKYIELD): New builtin.
11541         * doc/generic.texi: Mention OMP_CLAUSE_COLLAPSE,
11542         OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11543
11544 2011-08-02  Kai Tietz  <ktietz@redhat.com>
11545
11546         * gimple.c (canonicalize_cond_expr_cond): Handle cast from
11547         boolean-type.
11548         (ssa_forward_propagate_and_combine): Interprete result of
11549         forward_propagate_comparison.
11550         * gcc/gimple-fold.c (fold_gimple_assign): Add canonicalization for
11551         boolean-typed operands for comparisons.
11552
11553 2011-08-02  Georg-Johann Lay  <avr@gjlay.de>
11554
11555         * config/avr/libgcc.S: Gather related function in the
11556         same input section.
11557         (__mulqihi3, __mulqihi3, __divmodqi4, __divmodhi4, __udivmodsi4,
11558         __divmodsi4): Use XCALL/XJMP instead of rcall/rjmp for external
11559         references.
11560         (__udivmodqi4, __divmodqi4, __udivmodhi4, __divmodhi4,
11561         __udivmodsi4, __divmodsi4, __prologue_saves__,
11562         __epilogue_restores__, _exit, __tablejump2__, __tablejump__,
11563         __do_copy_data, __do_clear_bss, __do_global_ctors,
11564         __do_global_dtors, __tablejump_elpm__): Enclose in DEFUN/ENDF.
11565
11566 2011-08-02  Uros Bizjak  <ubizjak@gmail.com>
11567
11568         PR target/47766
11569         * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
11570         (stack_protect_test): The pattern compares ptr_mode value.
11571
11572 2011-08-02  Alan Modra  <amodra@gmail.com>
11573
11574         * config/rs6000/rs6000.c (rs6000_emit_prologue): Add REG_CFA_RESTORE
11575         note for save_LR_around_toc_setup sequence.
11576
11577 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11578
11579         * config/i386/lzcntintrin.h (__lzcnt64): Replace long with long long.
11580
11581 2011-08-01  Sebastian Pop  <sebastian.pop@amd.com>
11582             Joseph Myers  <joseph@codesourcery.com>
11583
11584         * Makefile.in (hwint.o): Depend on DIAGNOSTIC_CORE_H.
11585         * hwint.c: Include diagnostic-core.h.
11586         (abs_hwi): New.
11587         (gcd): Moved here...
11588         (pos_mul_hwi): New.
11589         (mul_hwi): New.
11590         (least_common_multiple): Moved here...
11591         * hwint.h (gcd): ... from here.
11592         (least_common_multiple): ... from here.
11593         (HOST_WIDE_INT_MIN): New.
11594         (HOST_WIDE_INT_MAX): New.
11595         (abs_hwi): Declared.
11596         (gcd): Declared.
11597         (pos_mul_hwi): Declared.
11598         (mul_hwi): Declared.
11599         (least_common_multiple): Declared.
11600         * omega.c (check_pos_mul): Removed.
11601         (check_mul): Removed.
11602         (omega_solve_geq): Use pos_mul_hwi instead of check_pos_mul and
11603         mul_hwi instead of check_mul.
11604
11605 2011-08-01  Richard Henderson  <rth@redhat.com>
11606
11607         PR target/49881
11608         * config/avr/avr.h (PUSH_ROUNDING): New.
11609         * config/avr/avr.md (pushqi1): Rename from *pushqi.
11610         (*pushhi, *pushsi, *pushsf): Remove.
11611         (MPUSH): New mode iterator.
11612         (push<MPUSH>1): New expander.
11613
11614 2011-08-01  Anatoly Sokolov  <aesok@post.ru>
11615
11616         * config/mmix/mmix.h (PREFERRED_RELOAD_CLASS,
11617         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
11618         * config/mmix/mmix-protos.h (mmix_preferred_reload_class,
11619         mmix_preferred_output_reload_class): Remove.
11620         * config/mmix/mmix.c (mmix_preferred_reload_class,
11621         mmix_preferred_output_reload_class): Make static. Change rclass
11622         argument and return type to reg_class_t.
11623         (TARGET_PREFERRED_RELOAD_CLASS,
11624         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11625
11626 2011-08-01  Joern Rennecke  <joern.rennecke@embecosm.com>
11627
11628         * mode-switching.c (optimize_mode_switching): Fix bug in MODE_AFTER
11629         handling.
11630
11631 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11632
11633         PR target/47766
11634         * config/i386/i386.md (PTR): New.
11635         (stack_protect_set: Check TARGET_LP64 instead of TARGET_64BIT.
11636         (stack_protect_test): Likewise.
11637         (stack_protect_set_<mode>): Replace ":P" with ":PTR".
11638         (stack_tls_protect_set_<mode>): Likewise.
11639         (stack_tls_protect_test_<mode>): Likewise.
11640
11641 2011-08-01  Uros Bizjak  <ubizjak@gmail.com>
11642
11643         PR target/49927
11644         * config/i386/i386.c (ix86_address_subreg_operand): New.
11645         (ix86_decompose_address): Use ix86_address_subreg_operand.
11646         (ix86_legitimate_address_p): Do not assert that subregs satisfy
11647         register_no_elim_operand in DImode.
11648
11649 2011-08-01  Ira Rosen  <ira.rosen@linaro.org>
11650
11651         PR tree-optimization/49926
11652         * tree-vect-loop.c (vect_is_slp_reduction): Check that a statement
11653         in a chain doesn't have uses both inside and outside the loop.
11654
11655 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
11656
11657         * config/avr/avr.h (mcu_type_s): Add errata_skip field.
11658         * config/avr/avr-devices.c (avr_mcu_types): Use it.
11659         * config/avr/avr-mcus.def (AVR_MCU): Use it.
11660         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it to builtin
11661         define __AVR_ERRATA_SKIP__ and __AVR_ERRATA_SKIP_JMP_CALL__.
11662         * config/avr/libgcc.S (__mulshisi3, __ffshi2, __fmulsu_exit):
11663         Use __AVR_ERRATA_SKIP_JMP_CALL__ instead of __AVR_HAVE_JMP_CALL__
11664         to detect if XJMP must not be skipped.
11665
11666 2011-08-02  Alan Modra  <amodra@gmail.com>
11667
11668         * config/rs6000/rs6000-protos.h (rs6000_save_toc_in_prologue_p):
11669         Delete.
11670         * config/rs6000/rs6000.c (rs6000_save_toc_in_prologue_p): Make static.
11671         (rs6000_emit_prologue): Don't prematurely return when
11672         TARGET_SINGLE_PIC_BASE.  Don't emit eh_frame info in
11673         save_toc_in_prologue case.
11674         (rs6000_call_indirect_aix): Only disallow save_toc_in_prologue for
11675         calls_alloca.
11676
11677 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
11678
11679         * config/avr/avr-devices.c: Delete SVN property svn:executable.
11680         * config/avr/predicates.md: Ditto.
11681         * config/avr/driver-avr.c: Ditto.
11682         * config/avr/genopt.sh: Set SVN property svn:executable to *.
11683
11684 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11685
11686         * calls.c (emit_library_call_value_1): Declare size only if
11687         BLOCK_REG_PADDING is defined.
11688
11689 2011-08-01  Kirill Yukhin  <kirill.yukhin@intel.com>
11690
11691         PR target/49547
11692         * config.gcc (i[34567]86-*-*): Replace abmintrin.h with lzcntintrin.h.
11693         (x86_64-*-*): Likewise.
11694         * config/i386/i386.opt (mlzcnt): New.
11695         * config/i386/abmintrin.h: File removed.
11696         (__lzcnt_u16, __lzcnt, __lzcnt_u64): Moved to ...
11697         * config/i386/lzcntintrin.h: ... here.  New file.
11698         (__lzcnt): Rename to ...
11699         (__lzcnt32): ... this.
11700         * config/i386/bmiintrin.h (head): Update copyright year.
11701         (__lzcnt_u16): Removed.
11702         (__lzcnt_u32): Likewise.
11703         (__lzcnt_u64): Likewise.
11704         * config/i386/x86intrin.h: Include lzcntintrin.h when __LZCNT__
11705         is defined, remove abmintrin.h.
11706         * config/i386/cpuid.h (bit_LZCNT): New.
11707         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
11708         LZCNT feature.
11709         * config/i386/i386-c.c (ix86_target_macros_internal): Define
11710         __LZCNT__ if needed.
11711         * config/i386/i386.c (ix86_target_string): New option -mlzcnt.
11712         (ix86_option_override_internal): Handle LZCNT option.
11713         (ix86_valid_target_attribute_inner_p): Likewise.
11714         (struct builtin_description bdesc_args) <IX86_BUILTIN_CLZS>: Update.
11715         * config/i386/i386.h (TARGET_LZCNT): New.
11716         (CLZ_DEFINED_VALUE_AT_ZERO): Update.
11717         * config/i386/i386.md (clz<mode>2): Update insn constraint.
11718         (clz<mode>2_lzcnt): Likewise.
11719         * doc/invoke.texi: Mention -mlzcnt option.
11720         * doc/extend.texi: Likewise.
11721
11722 2011-08-01  Julian Brown  <julian@codesourcery.com>
11723
11724         * configure.ac (fixed-point): Add ARM support.
11725         * configure: Regenerate.
11726         * config/arm/arm.c (arm_fixed_mode_set): New struct.
11727         (arm_set_fixed_optab_libfunc): New.
11728         (arm_set_fixed_conv_libfunc): New.
11729         (arm_init_libfuncs): Initialise fixed-point helper libfuncs with
11730         ARM-specific names.
11731         (aapcs_libcall_value): Return sub-word-size fixed-point libcall
11732         return values in SImode.
11733         (arm_return_in_msb): Return fixed-point types in the msb.
11734         (arm_pad_reg_upwards, arm_pad_arg_upwards): Pad fixed-point types
11735         upwards.
11736         (arm_scalar_mode_supported_p): Support fixed-point modes.
11737         (arm_vector_mode_supported_p): Support vector fixed-point modes.
11738         * config/arm/arm.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE)
11739         (LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE)
11740         (SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE)
11741         (LONG_LONG_ACCUM_TYPE_SIZE, MAX_FIXED_MODE_SIZE): Define.
11742         * config/arm/iterators.md (FIXED, ADDSUB, UQADDSUB, QADDSUB, QMUL):
11743         New mode iterators.
11744         (qaddsub_suf): New mode attribute.
11745         * config/arm/arm-modes.def (FRACT, UFRACT, ACCUM, UACCUM): Declare
11746         vector modes.
11747         * config/arm/predicates.md (sat_shift_operator): New predicate.
11748         * config/arm/arm-fixed.md: New.
11749         * config/arm/arm.md: Include arm-fixed.md.
11750         * config/arm/t-arm (MD_INCLUDES): Add arm-fixed.md.
11751
11752 2011-08-01  Julian Brown  <julian@codesourcery.com>
11753
11754         * calls.c (emit_library_call_value_1): Support padding for libcall
11755         arguments and return values.
11756         * config/arm/arm.c (arm_pad_arg_upward): Pad half-float values
11757         downwards in big-endian mode.
11758
11759 2011-08-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11760
11761         PR debug/49887
11762         * config/sol2.c (solaris_code_end): Rename to solaris_file_end.
11763         * config/sol2-protos.h: Likewise.
11764         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Don't call
11765         solaris_code_end.
11766         * config/i386/sol2.h [!USE_GAS] (TARGET_ASM_FILE_END): Redefine.
11767         * config/sparc/sparc.c (sparc_file_end) [TARGET_SOLARIS]: Call
11768         solaris_file_end.
11769         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Remove.
11770
11771 2011-08-01  Julian Brown  <julian@codesourcery.com>
11772
11773         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Support FIXED_CST.
11774
11775 2011-08-01  Julian Brown  <julian@codesourcery.com>
11776
11777         * final.c (output_addr_const): Print fixed-point constants as
11778         decimal not hex.
11779
11780 2011-08-01  Richard Guenther  <rguenther@suse.de>
11781
11782         * stor-layout.c (initialize_sizetypes): Properly sign-extend
11783         bitsiztype TYPE_MAX_VALUE.
11784
11785 2011-08-01  Julian Brown  <julian@codesourcery.com>
11786
11787         * optabs.c (prepare_cmp_insn): Use correct biasing for fixed-point
11788         comparison helpers.
11789
11790 2011-07-31  Richard Henderson  <rth@redhat.com>
11791
11792         * config/h8300/crti.asm: Add flags to .section directive.
11793         * config/h8300/crtn.asm: Likewise.
11794
11795 2011-07-31  Richard Henderson  <rth@redhat.com>
11796
11797         * stor-layout.c (initialize_sizetypes): Handle unsigned short.
11798         * tree.c (build_common_tree_nodes): Likewise.
11799
11800 2011-07-31  Kaz Kojima  <kkojima@gcc.gnu.org>
11801
11802         PR target/49880
11803         * config/sh/sh.md (udivsi3_i1): Enable for TARGET_DIVIDE_CALL_DIV1.
11804         (divsi3_i1): Likewise.
11805
11806 2011-07-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11807
11808         PR tree-optimization/49749
11809         * tree-ssa-reassoc.c (get_rank): New forward declaration.
11810         (PHI_LOOP_BIAS): New macro.
11811         (phi_rank): New function.
11812         (loop_carried_phi): Likewise.
11813         (propagate_rank): Likewise.
11814         (get_rank): Add calls to phi_rank and propagate_rank.
11815
11816 2011-07-31  H.J. Lu  <hongjiu.lu@intel.com>
11817
11818         * config/i386/x86-64.h (SIZE_TYPE): Check TARGET_LP64 instead
11819         of TARGET_64BIT.
11820         (PTRDIFF_TYPE): Likewise.
11821
11822 2011-07-31  Uros Bizjak  <ubizjak@gmail.com>
11823
11824         PR target/49920
11825         * config/i386/i386.md (strset): Do not expand strset_singleop
11826         when %eax or $edi are fixed.
11827         (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
11828         (*strsetsi_1): Ditto.
11829         (*strsethi_1): Ditto.
11830         (*strsetqi_1): Ditto.
11831         (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
11832         (*rep_stossi): Ditto.
11833         (*rep_stosqi): Ditto.
11834         (*strlenqi_1): Ditto.
11835         (cmpstrnsi): Also fail when %ecx is fixed.
11836         (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
11837         (*cmpstrnqi_1): Ditto.
11838         (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
11839         (*strmovsi_1): Ditto.
11840         (*strmovhi_1): Ditto.
11841         (*strmovqi_1): Ditto.
11842         (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
11843         (*rep_movsi): Ditto.
11844         (*rep_movqi): Ditto.
11845
11846 2011-07-31  Mikael Pettersson  <mikpe@it.uu.se>
11847
11848         PR target/47908
11849         * config/m68k/m68k.c (m68k_override_options_after_change): New function.
11850         Disable instruction scheduling for non-ColdFire targets.
11851         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
11852
11853 2011-07-31  Revital Eres  <revital.eres@linaro.org>
11854
11855         * ddg.c (create_ddg_dep_from_intra_loop_link): Remove the creation
11856         of anti-dep edge from a branch.
11857         (add_cross_iteration_register_deps): Create anti-dep edge from
11858         a branch.
11859
11860 2011-07-31  Revital Eres  <revital.eres@linaro.org>
11861
11862         * modulo-sched.c: Change comment.
11863         (reset_sched_times): Fix print message.
11864         (print_partial_schedule): Add print info.
11865
11866 2011-07-31  Tom de Vries  <tom@codesourcery.com>
11867
11868         PR middle-end/43513
11869         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Use max of
11870         get_object_alignment and TYPE_ALIGN.
11871
11872 2011-07-30  Tom de Vries  <tom@codesourcery.com>
11873
11874         PR middle-end/43513
11875         * tree-ssa-dce.c (ref_may_be_aliased): Add assert.
11876         (propagate_necessity): Handle WITH_SIZE_EXPR call arg.
11877
11878 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11879
11880         * config/mips/driver-native.c [__sgi__]: Include <invent.h>,
11881         <sys/sbd.h>.
11882         (cpu_types): New array.
11883         (cputype): New function.
11884         (host_detect_local_cpu): Only define buf, f if !__sgi__.
11885         Use scaninvent instead of /proc/cpuinfo if __sgi__.
11886         * config.host: Also use driver-native.o, mips/x-native on
11887         mips-sgi-irix*.
11888         * config/mips/iris6.h [__mips__] (host_detect_local_cpu): Declare.
11889         (EXTRA_SPEC_FUNCTIONS, MARCH_MTUNE_NATIVE_SPECS): Define.
11890         (DRIVER_SELF_SPECS): Add MARCH_MTUNE_NATIVE_SPECS.
11891
11892 2011-07-29  Jakub Jelinek  <jakub@redhat.com>
11893
11894         PR middle-end/49897
11895         PR middle-end/49898
11896         * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
11897         in nested parallel and outer is a gimple_reg, mark it as addressable
11898         and set its bit in task_shared_vars bitmap too.
11899
11900 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
11901
11902         * config/i386/predicates.md (tp_or_register_operand): Remove predicate.
11903
11904 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11905
11906         * config/alpha/driver-alpha.c (IMPLVER_EV4_FAMILY,
11907         IMPLVER_EV5_FAMILY, IMPLVER_EV6_FAMILY, IMPLVER_EV7_FAMILY): Define.
11908         (AMASK_BWX, AMASK_FIX, AMASK_CIX, AMASK_MVI, AMASK_PRECISE,
11909         AMASK_LOCKPFTCHOK): Define.
11910         (host_detect_local_cpu): Remove buf, f, cpu_names.
11911         Define cpu_types, implver, amask.
11912         Use __builtin_alpha_implver, __builtin_alpha_amask to determine
11913         native CPU.
11914         * config.host: Also use driver-alpha.o, alpha/x-alpha on
11915         alpha*-dec-osf*.
11916         * config/alpha/osf5.h [__alpha__ || __alpha]
11917         (host_detect_local_cpu): Declare.
11918         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS)
11919         (DRIVER_SELF_SPECS): Define.
11920
11921 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
11922
11923         PR target/47715
11924         * config/i386/i386.md (*load_tp_x32): New.
11925         (*load_tp_x32_zext): Ditto.
11926         (*add_tp_x32): Ditto.
11927         (*add_tp_x32_zext): Ditto.
11928         (*load_tp_<mode>): Disable for TARGET_X32 targets.
11929         (*add_tp_<mode>): Ditto.
11930         * config/i386/i386.c (get_thread_pointer): Load thread pointer in
11931         ptr_mode and convert to Pmode if needed.
11932
11933 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
11934
11935         PR target/49687
11936         * config/avr/avr.md (mulsi3, *mulsi3, mulu<mode>si3,
11937         muls<mode>si3, mulohisi3, mulhisi3, umulhisi3, usmulhisi3,
11938         *<any_extend:extend_prefix><any_extend2:extend_prefix>mul<QIHI:mode><QIHI2:mode>si3):
11939         Add X to register footprint: Clobber r26/r27.
11940
11941 2011-07-29  Richard Guenther  <rguenther@suse.de>
11942
11943         * builtins.c (fold_builtin_signbit): Build the comparison
11944         with a proper type.
11945
11946 2011-07-29  Richard Guenther  <rguenther@suse.de>
11947
11948         PR tree-optimization/49893
11949         * tree-predcom.c (suitable_reference_p): Volatile references
11950         are not suitable.
11951
11952 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
11953
11954         PR target/49313
11955         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
11956         (__ctzsi2): Result for 0 may be undefined.
11957         (__ctzhi2): Result for 0 may be undefined.
11958         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
11959         (__popcountsi2): Ditto. And don't clobber r26.
11960         (__popcountdi2): Ditto. And don't clobber r27.
11961         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
11962         (parityhi2): New expand.
11963         (paritysi2): New expand.
11964         (popcounthi2): New expand.
11965         (popcountsi2): New expand.
11966         (clzhi2): New expand.
11967         (clzsi2): New expand.
11968         (ctzhi2): New expand.
11969         (ctzsi2): New expand.
11970         (ffshi2): New expand.
11971         (ffssi2): New expand.
11972         (copysignsf3): New insn.
11973         (bswapsi2): New expand.
11974         (*parityhi2.libgcc): New insn.
11975         (*parityqihi2.libgcc): New insn.
11976         (*paritysihi2.libgcc): New insn.
11977         (*popcounthi2.libgcc): New insn.
11978         (*popcountsi2.libgcc): New insn.
11979         (*popcountqi2.libgcc): New insn.
11980         (*popcountqihi2.libgcc): New insn-and-split.
11981         (*clzhi2.libgcc): New insn.
11982         (*clzsihi2.libgcc): New insn.
11983         (*ctzhi2.libgcc): New insn.
11984         (*ctzsihi2.libgcc): New insn.
11985         (*ffshi2.libgcc): New insn.
11986         (*ffssihi2.libgcc): New insn.
11987         (*bswapsi2.libgcc): New insn.
11988
11989 2011-07-29  Richard Guenther  <rguenther@suse.de>
11990
11991         * tree-vrp.c (get_value_range): Only set parameter default
11992         definitions to varying, leave others at undefined.
11993         (extract_range_from_binary_expr): Fix undefined handling.
11994         (vrp_visit_phi_node): Handle merged undefined state.
11995
11996 2011-07-29  Wei Guozhi  <carrot@google.com>
11997
11998         PR rtl-optimization/49799
11999         * combine.c (make_compound_operation): Check if the bit field is valid
12000         before change it to bit field extraction.
12001
12002 2011-07-29  Bernd Schmidt  <bernds@codesourcery.com>
12003
12004         PR rtl-optimization/49891
12005         * cfgrtl.c (force_nonfallthru_and_redirect): Set JUMP_LABEL for
12006         newly created returnjumps.
12007
12008 2011-07-28  DJ Delorie  <dj@redhat.com>
12009
12010         * expr.c (expand_expr_addr_expr_1): Detect a user request for a
12011         local frame in a naked function, and produce a suitable error for
12012         that specific case.
12013
12014         * config/m32c/m32c.c (m32c_secondary_reload_class): Allow PSI
12015         registers to be reloaded in HI classes when the target is HI.
12016
12017 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
12018
12019         * graphite-clast-to-gimple.c: Replace v1, v2, lb, ub with
12020         bound_one, bound_two.
12021
12022 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
12023
12024         PR middle-end/48648
12025         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Handle
12026         CLAST assignments.
12027         (translate_clast): Same.
12028         (translate_clast_assignment): New.
12029
12030 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
12031
12032         PR tree-optimization/49876
12033         * sese.c (rename_uses): Do not return false on gloog_error: set
12034         the new_expr to integer_zero_node and continue code generation.
12035         (graphite_copy_stmts_from_block): Remove early exit on gloog_error.
12036
12037 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
12038
12039         PR debug/49846
12040         * var-tracking.c (prepare_call_arguments): For non-MODE_INT stack
12041         arguments also check if they aren't initialized with a MODE_INT
12042         mode of the same size.
12043
12044 2011-07-28  Aldy Hernandez  <aldyh@redhat.com>
12045
12046         * expr.c (get_bit_range): Handle *MEM_REF's.
12047
12048 2011-07-28  Bernd Schmidt  <bernds@codesourcery.com>
12049
12050         * rtlanal.c (tablejump_p): False for returns.
12051         * reorg.c (first_active_target_insn): New static function.
12052         (find_end_label): Set JUMP_LABEL for a new returnjump.
12053         (optimize_skip, get_jump_flags, rare_destination,
12054         mostly_true_jump, get_branch_condition,
12055         steal_delay_list_from_target, own_thread_p,
12056         fill_simple_delay_slots, follow_jumps, fill_slots_from_thread,
12057         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
12058         dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs.
12059         * jump.c (delete_related_insns): Likewise.
12060         (jump_to_label_p): New function.
12061         (redirect_target): New static function.
12062         (redirect_exp_1): Use it.  Adjust to handle ret_rtx in JUMP_LABELS.
12063         (redirect_jump_1): Assert that the new label is nonnull.
12064         (redirect_jump): Likewise.
12065         (redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels.
12066         * ifcvt.c (find_if_case_1): Take care when redirecting jumps to the
12067         exit block.
12068         (dead_or_predicable): Change NEW_DEST arg to DEST_EDGE.  All callers
12069         changed.  Ensure that the right label is passed to redirect_jump.
12070         * function.c (emit_return_into_block,
12071         thread_prologue_and_epilogue_insns): Ensure new returnjumps have
12072         ret_rtx in their JUMP_LABEL.
12073         * print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL.
12074         * emit-rtl.c (skip_consecutive_labels): Allow the caller to
12075         pass ret_rtx as label.
12076         * cfglayout.c (fixup_reorder_chain): Use
12077         force_nonfallthru_and_redirect rather than force_nonfallthru.
12078         (duplicate_insn_chain): Copy JUMP_LABELs for returns.
12079         * rtl.h (ANY_RETURN_P): New macro.
12080         (jump_to_label_p): Declare.
12081         * resource.c (find_dead_or_set_registers): Handle ret_rtx in
12082         JUMP_LABELs.
12083         (mark_target_live_regs): Likewise.
12084         * basic-block.h (force_nonfallthru_and_redirect): Declare.
12085         * cfgrtl.c (force_nonfallthru_and_redirect): No longer static.
12086         * config/alpha/alpha.c (alpha_tablejump_addr_vec,
12087         alpha_tablejump_best_label): Remove functions.
12088         * config/alpha/alpha-protos.c (alpha_tablejump_addr_vec,
12089         alpha_tablejump_best_label): Remove declarations.
12090         * config/sh/sh.c (barrier_align, split_branches): Adjust for
12091         ret_rtx in JUMP_LABELs.
12092         * config/arm/arm.c (is_jump_table): Likewise.
12093
12094 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12095
12096         * config/i386/predicates.md (pic_32bit_opreand): Do not define as
12097         special predicate.  Remove explicit mode checks.
12098
12099 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
12100
12101         * dwarf2out.c (resolve_addr): For -gdwarf-2 don't optimize
12102         DW_AT_data_member_location containing just DW_OP_plus_uconst.
12103
12104         PR debug/49871
12105         * dwarf2out.c (size_of_die, value_format, output_die): Use
12106         DW_FORM_udata instead of DW_FORM_data[48] for
12107         dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
12108
12109 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12110
12111         * config/i386/i386.md (*tls_global_dynamic_64): Update
12112         length attribute.
12113
12114 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12115
12116         PR target/47715
12117         * config/i386/i386.md (*tls_global_dynamic_64): Remove mode from
12118         tls_symbolic_operand check.  Update code sequence for TARGET_X32.
12119         (tls_global_dynamic_64): Remove mode from tls_symbolic_operand check.
12120         (tls_dynamic_gnu2_64): Ditto.
12121         (*tls_dynamic_gnu2_lea_64): Ditto.
12122         (*tls_dynamic_gnu2_call_64): Ditto.
12123         (*tls_dynamic_gnu2_combine_64): Ditto.
12124
12125 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12126
12127         * config.gcc: Set need_64bit_hwint to yes for x86 targets.
12128
12129 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12130
12131         PR target/47364
12132         * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
12133
12134 2011-07-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
12135
12136         * config/arm/vfp.md ("*movdf_vfp"): Handle the VFP constraints
12137         before the core constraints. Adjust attributes.
12138         ("*thumb2_movdf_vfp"): Likewise.
12139
12140 2011-07-28  Kai Tietz  <ktietz@redhat.com>
12141
12142         * tree-vrp.c (simplify_stmt_using_ranges): Remove TRUTH_NOT_EXPR case.
12143         (simplify_truth_ops_using_ranges): Likewise.
12144         (build_assert_expr_for): Likewise.
12145         (build_assert_expr_for_1): Remove TRUTH_NOT_EXPR case
12146         and handle BIT_NOT_EXPR for truth-operation.
12147
12148 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
12149
12150         PR target/49313
12151         Undo r176835 from trunk
12152         2011-07-27  Georg-Johann Lay
12153
12154 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
12155
12156         PR target/49687
12157         * config/avr/t-avr (LIB1ASMFUNCS): Remove _xmulhisi3_exit.
12158         Add _muluhisi3, _mulshisi3, _usmulhisi3.
12159         * config/avr/libgcc.S (__mulsi3): Rewrite.
12160         (__mulhisi3): Rewrite.
12161         (__umulhisi3): Rewrite.
12162         (__usmulhisi3): New.
12163         (__muluhisi3): New.
12164         (__mulshisi3): New.
12165         (__mulohisi3): New.
12166         (__mulqi3, __mulqihi3, __umulqihi3, __mulhi3): Use DEFUN/ENDF to
12167         declare.
12168         * config/avr/predicates.md (pseudo_register_operand): Rewrite.
12169         (pseudo_register_or_const_int_operand): New.
12170         (combine_pseudo_register_operand): New.
12171         (u16_operand): New.
12172         (s16_operand): New.
12173         (o16_operand): New.
12174         * config/avr/avr.c (avr_rtx_costs): Handle costs for mult:SI.
12175         * config/avr/avr.md (QIHI, QIHI2): New mode iterators.
12176         (any_extend, any_extend2): New code iterators.
12177         (extend_prefix): New code attribute.
12178         (mulsi3): Rewrite. Turn insn to expander.
12179         (mulhisi3): Ditto.
12180         (umulhisi3): Ditto.
12181         (usmulhisi3): New expander.
12182         (*mulsi3): New insn-and-split.
12183         (mulu<mode>si3): New insn-and-split.
12184         (muls<mode>si3): New insn-and-split.
12185         (mulohisi3): New insn-and-split.
12186         (*uumulqihisi3, *uumulhiqisi3, *uumulhihisi3, *uumulqiqisi3,
12187         *usmulqihisi3, *usmulhiqisi3, *usmulhihisi3, *usmulqiqisi3,
12188         *sumulqihisi3, *sumulhiqisi3, *sumulhihisi3, *sumulqiqisi3,
12189         *ssmulqihisi3, *ssmulhiqisi3, *ssmulhihisi3, *ssmulqiqisi3): New
12190         insn-and-split.
12191         (*mulsi3_call): Rewrite.
12192         (*mulhisi3_call): Rewrite.
12193         (*umulhisi3_call): Rewrite.
12194         (*usmulhisi3_call): New insn.
12195         (*muluhisi3_call): New insn.
12196         (*mulshisi3_call): New insn.
12197         (*mulohisi3_call): New insn.
12198         (extendqihi2): Use combine_pseudo_register_operand as predicate
12199         for operand 1.
12200         (extendqisi2): Ditto.
12201         (zero_extendqihi2): Ditto.
12202         (zero_extendqisi2): Ditto.
12203         (zero_extendhisi2): Ditto.
12204         (extendhisi2): Ditto. Don't early-clobber operand 0.
12205
12206 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12207
12208         * config/i386/i386.c (add->lea splitter): Add SWI mode to PLUS RTX.
12209
12210 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12211
12212         PR tree-optimization/49471
12213         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Build an unsigned
12214         iv only when the largest type is unsigned.  Do not call
12215         lang_hooks.types.type_for_size.
12216
12217 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12218
12219         PR middle-end/45450
12220         * graphite-poly.c (apply_poly_transforms): Disable legality check
12221         after an openscop read.
12222
12223 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12224
12225         PR middle-end/47691
12226         * graphite-clast-to-gimple.c (translate_clast_user): Update use of
12227         copy_bb_and_scalar_dependences.
12228         * sese.c (rename_uses): Do not call gcc_assert.  Set gloog_error.
12229         (graphite_copy_stmts_from_block): Update call to rename_uses.
12230         (copy_bb_and_scalar_dependences): Update call to
12231         graphite_copy_stmts_from_block.
12232         * sese.h (copy_bb_and_scalar_dependences): Update declaration.
12233
12234 2011-07-27  Georg-Johann Lay  <avr@gjlay.de>
12235
12236         PR target/49313
12237         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
12238         (__ctzsi2): Result for 0 may be undefined.
12239         (__ctzhi2): Result for 0 may be undefined.
12240         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
12241         (__popcountsi2): Ditto. And don't clobber r26.
12242         (__popcountdi2): Ditto. And don't clobber r27.
12243         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
12244         (parityhi2): New expand.
12245         (paritysi2): New expand.
12246         (popcounthi2): New expand.
12247         (popcountsi2): New expand.
12248         (clzhi2): New expand.
12249         (clzsi2): New expand.
12250         (ctzhi2): New expand.
12251         (ctzsi2): New expand.
12252         (ffshi2): New expand.
12253         (ffssi2): New expand.
12254         (copysignsf3): New insn.
12255         (bswapsi2): New expand.
12256         (*parityhi2.libgcc): New insn.
12257         (*parityqihi2.libgcc): New insn.
12258         (*paritysihi2.libgcc): New insn.
12259         (*popcounthi2.libgcc): New insn.
12260         (*popcountsi2.libgcc): New insn.
12261         (*popcountqi2.libgcc): New insn.
12262         (*popcountqihi2.libgcc): New insn-and-split.
12263         (*clzhi2.libgcc): New insn.
12264         (*clzsihi2.libgcc): New insn.
12265         (*ctzhi2.libgcc): New insn.
12266         (*ctzsihi2.libgcc): New insn.
12267         (*ffshi2.libgcc): New insn.
12268         (*ffssihi2.libgcc): New insn.
12269         (*bswapsi2.libgcc): New insn.
12270
12271 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
12272
12273         * config/i386/i386.c (ix86_expand_move): Do not explicitly check
12274         the mode of symbolic_opreand RTXes.
12275
12276 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
12277
12278         * config/i386/predicates.md (x86_64_movabs_operand): Return false
12279         for pic_32bit_operand RTXes.
12280         * config/i386/i386.c (ix86_expand_move): Check x86_64_movabs_operand
12281         in DImode.
12282
12283 2011-07-27  Kai Tietz  <ktietz@redhat.com>
12284
12285         * config/i386/i386.c (ix86_option_override_internal): Allow -mabi
12286         for 32-bit, too.
12287         (ix86_handle_abi_attribute): Allow function attributes
12288         ms_abi/sysv_abi in 32-bit mode, too.
12289         * doc/extend.texi: Adjust attribute documentation.
12290
12291         * gimple-fold.c (or_comparisons_1): Remove TRUTH_AND/OR
12292         expression handling.
12293         (and_var_with_comparison_1): Likewise.
12294
12295 2011-07-27  Aldy Hernandez  <aldyh@redhat.com>
12296
12297         * params.h (ALLOW_STORE_DATA_RACES): New.
12298         * params.def (PARAM_ALLOW_STORE_DATA_RACES): New.
12299         * Makefile.in (expr.o): Depend on PARAMS_H.
12300         * machmode.h (get_best_mode): Add argument.
12301         * fold-const.c (optimize_bit_field_compare): Add argument to
12302         get_best_mode.
12303         (fold_truthop): Same.
12304         * ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field.
12305         * expr.c (emit_group_store): Same.
12306         (copy_blkmode_from_reg): Same.
12307         (write_complex_part): Same.
12308         (optimize_bitfield_assignment_op): Add argument.
12309         Add argument to get_best_mode.
12310         (get_bit_range): New.
12311         (expand_assignment): Calculate maxbits and pass it down accordingly.
12312         (store_field): New argument.
12313         (expand_expr_real_2): New argument to store_field.  Include params.h.
12314         * expr.h (store_bit_field): New argument.
12315         * stor-layout.c (get_best_mode): Restrict mode expansion by taking
12316         into account maxbits.
12317         * calls.c (store_unaligned_arguments_into_pseudos): New argument
12318         to store_bit_field.
12319         * expmed.c (store_bit_field_1): New argument.  Use it.
12320         (store_bit_field): Same.
12321         (store_fixed_bit_field): Same.
12322         (store_split_bit_field): Same.
12323         (extract_bit_field_1): Pass new argument to get_best_mode.
12324         (extract_bit_field): Same.
12325         * stmt.c (store_bit_field): Pass new argument to store_bit_field.
12326         * doc/invoke.texi: Document parameter allow-store-data-races.
12327
12328 2011-07-27  Jakub Jelinek  <jakub@redhat.com>
12329
12330         * dwarf2out.c (gen_producer_string): Ignore also -fverbose-asm option.
12331
12332 2011-07-27  Kai Tietz  <ktietz@redhat.com>
12333
12334         * tree-vrp.c (extract_range_from_binary_expr): Remove
12335         TRUTH-binary cases and add new bitwise-cases.
12336         (extract_range_from_assignment): Likewise.
12337         (register_edge_assert_for_1): Likeiwise.
12338         (register_edge_assert_for): Likewise.
12339         (simplify_truth_ops_using_ranges): Likewise.
12340         (simplify_stmt_using_ranges): Likewise.
12341
12342 2011-07-26  H.J. Lu  <hongjiu.lu@intel.com>
12343
12344         PR target/47372
12345         * config/i386/i386.c (ix86_delegitimize_address): Call
12346         simplify_gen_subreg for PIC with mode of x only if modes of
12347         x and orig_x are different.
12348
12349 2011-07-26  Jakub Jelinek  <jakub@redhat.com>
12350
12351         * dwarf2out.c (output_macinfo_op): Ensure fd->filename points
12352         to GC allocated copy of the string.
12353         (dwarf2out_finish): Emit .debug_macinfo or .debug_macro sections
12354         before .debug_line, not after it.
12355
12356 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12357
12358         PR middle-end/47046
12359         * tree-chrec.h (evolution_function_is_affine_p): Recursively call
12360         evolution_function_is_affine_p on CHREC_RIGHT.
12361
12362 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12363
12364         * tree-data-ref.c (max_stmt_executions_tree): Do not call
12365         lang_hooks.types.type_for_size.
12366
12367 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12368
12369         PR middle-end/47653
12370         * graphite-scop-detection.c (graphite_can_represent_loop): Discard
12371         loops using wrapping semantics.
12372
12373 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12374
12375         PR middle-end/48805
12376         * tree-scalar-evolution.c (instantiate_scev_r): Return
12377         chrec_dont_know for ADDR_EXPR.
12378
12379 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12380             H.J. Lu  <hongjiu.lu@intel.com>
12381
12382         PR target/47369
12383         PR target/49853
12384         * config/i386/i386.c (ix86_expand_move): Call convert_to_mode
12385         if legitimize_tls_address returned operand in wrong mode. Allow
12386         SImode and DImode symbolic operand for PIC.  Call convert_to_mode
12387         if legitimize_pic_address returned operand in wrong mode.
12388
12389 2011-07-26  Martin Jambor  <mjambor@suse.cz>
12390
12391         * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
12392         return false for invariants.
12393
12394 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12395
12396         * config/i386/i386.md (add->lea splitter): Implement using SWI
12397         mode iterator.  Change operand 2 predicate to <nonmemory_operand>.
12398         (add->lea zext splitter): Change operand 2 predicate to
12399         x86_64_nonmemory_operand.
12400
12401 2011-07-26  Richard Guenther  <rguenther@suse.de>
12402
12403         * predict.c (maybe_hot_frequency_p): Make sure a zero entry-block
12404         frequency makes everything hot.
12405
12406 2011-07-26  Richard Guenther  <rguenther@suse.de>
12407
12408         PR tree-optimization/49840
12409         * tree-vrp.c (range_fits_type_p): Properly handle full
12410         double-int precision.
12411
12412 2011-07-26  Martin Jambor  <mjambor@suse.cz>
12413
12414         PR bootstrap/49786
12415         * ipa-cp.c (update_profiling_info): Avoid overflow when updating
12416         counts.
12417         (update_specialized_profile): Likewise.
12418
12419 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12420             H.J. Lu  <hongjiu.lu@intel.com>
12421
12422         PR target/47381
12423         PR target/49832
12424         PR target/49833
12425         * config/i386/i386.md (i): Change SImode attribute to "e".
12426         (g): Change SImode attribute to "rme".
12427         (di): Change SImode attribute to "nF".
12428         (general_operand): Change SImode attribute to x86_64_general_operand.
12429         (general_szext_operand): Change SImode attribute to
12430         x86_64_szext_general_operand.
12431         (immediate_operand): Change SImode attribute to
12432         x86_64_immediate_operand.
12433         (nonmemory_operand): Change SImode attribute to
12434         x86_64_nonmemory_operand.
12435         (*movdi_internal_rex64): Remove mode from pic_32bit_operand check.
12436         (*movsi_internal): Ditto.  Use "e" constraint in alternative 2.
12437         (*lea_1): Use SWI48 mode iterator.
12438         (*lea_1_zext): New insn pattern.
12439         (testsi_ccno_1): Use x86_64_nonmemory_operand predicate for operand 2.
12440         (*bt<mode>): Ditto.
12441         (*add<mode>1): Use x86_64_general_operand predicate for operand 2.
12442         Update operand constraints.
12443         (addsi_1_zext): Ditto.
12444         (*add<mode>2): Ditto.
12445         (*addsi_3_zext): Ditto.
12446         (*subsi_1_zext): Ditto.
12447         (*subsi_2_zext): Ditto.
12448         (*subsi_3_zext): Ditto.
12449         (*addsi3_carry_zext): Ditto.
12450         (*<plusminus_insn>si3_zext_cc_overflow): Ditto.
12451         (*mulsi3_1_zext): Ditto.
12452         (*andsi_1): Ditto.
12453         (*andsi_1_zext): Ditto.
12454         (*andsi_2_zext): Ditto.
12455         (*<any_or:code>si_1_zext): Ditto.
12456         (*<any_or:code>si_2_zext): Ditto.
12457         (*test<mode>_1): Use <general_operand> predicate for operand 1.
12458         (*and<mode>_2): Ditto.
12459         (mov<mode>cc): Use  <general_operand> predicate for operands 1 and 2.
12460         (add->lea splitter): Check operand modes in insn constraint.  Extend
12461         operands less than SImode wide to SImode.
12462         (add->lea zext splitter): Do not extend input operands to DImode.
12463         (*lea_general_1): Handle only QImode and HImode operands.
12464         (*lea_general_2): Ditto.
12465         (*lea_general_3): Ditto.
12466         (*lea_general_1_zext): Remove.
12467         (*lea_general_2_zext): Ditto.
12468         (*lea_general_3_zext): Ditto.
12469         (*lea_general_4): Check operand modes in insn constraint.  Extend
12470         operands less than SImode wide to SImode.
12471         (ashift->lea splitter): Ditto.
12472         * config/i386/i386.c (ix86_print_operand_address): Print address
12473         registers with 'q' modifier on 64bit targets.
12474         * config/i386/predicates.md (pic_32bit_opreand): Define as special
12475         predicate.  Reject non-SI and non-DI modes.
12476
12477 2011-07-25  Andrew Pinski  <apinski@cavium.com>
12478
12479         PR tree-opt/49671
12480         * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
12481         TREE_THIS_NOTRAP into the inner most MEM_REF.
12482         Always copy TREE_THIS_VOLATILE.
12483         * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
12484         arguments are not volatile references.
12485
12486 2011-07-25  Richard Henderson  <rth@redhat.com>
12487
12488         * insn-notes.def (NOTE_INSN_CFA_RESTORE_STATE): Remove.
12489         * final.c (final_scan_insn): Don't test for it.
12490         (rest_of_clean_state): Likewise.
12491
12492 2011-07-25  Richard Henderson  <rth@redhat.com>
12493
12494         PR debug/49841
12495         * config/rs6000/rs6000.c (rs6000_frame_related): Return the insn.
12496         (emit_frame_save): Likewise.
12497         (rs6000_emit_prologue): Move the FRAME_RELATED_EXPR from the save
12498         insn onto a dummy blockage insn after the join label.
12499
12500 2011-07-25  Richard Henderson  <rth@redhat.com>
12501
12502         * dwarf2cfi.c (dw_trace_info): Add ID member.
12503         (get_trace_index): Remove.  Change users to use ID member.
12504         (before_next_cfi_note): New.
12505         (connect_traces): Remove unreachable traces before the main loop.
12506         Look across one trace and generate remember/restore_state if needed.
12507
12508 2011-07-25  Richard Henderson  <rth@redhat.com>
12509
12510         * dwarf2cfi.c (dump_cfi_row, debug_cfi_row): New.
12511
12512 2011-07-25  Joern Rennecke  <joern.rennecke@embecosm.com>
12513
12514         * genattr.c (write_upcase, gen_attr <enum definition writing>):
12515         Move to ...
12516         * genattr-common.c ... here.
12517         (main): Call gen_attr.
12518         * optc-gen.awk: Make generated program include insn-attr-common.h .
12519         * Makefile.in (oprions.o): Depend on insn-attr-common.h
12520
12521 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
12522
12523         * config/m32c/m32c.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
12524         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
12525         * config/m32c/m32c-protos.h (m32c_print_operand_punct_valid_p,
12526         m32c_print_operand, m32c_print_operand_address): Remove.
12527         * config/m32c/m32c.c (m32c_print_operand_punct_valid_p): Make static.
12528         Change return type to bool. Change argument type to bool.
12529         (m32c_print_operand, m32c_print_operand_address): Make static.
12530         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
12531         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
12532
12533 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12534
12535         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
12536         attributes): Document mmap.
12537
12538 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
12539
12540         * config/mmix/mmix.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
12541         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
12542         * config/mmix/mmix-protos.h (mmix_print_operand_punct_valid_p,
12543         mmix_print_operand, mmix_print_operand_address): Remove.
12544         * config/mmix/mmix.c (mmix_print_operand_punct_valid_p): Make static.
12545         Change return type to bool. Change argument type to bool.
12546         (mmix_print_operand, mmix_print_operand_address): Make static.
12547         (mmix_intval, mmix_output_condition): Change 'x' argument type
12548         to const_rtx.
12549         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
12550         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
12551
12552 2011-07-25  Georg-Johann Lay  <avr@gjlay.de>
12553
12554         PR target/39386
12555         * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
12556         shift counter for x << x and x >> x shifts.
12557
12558 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12559
12560         PR target/47124
12561         * config.gcc: Reject *-*-solaris2 configuration.
12562
12563 2011-07-25  Richard Sandiford  <richard.sandiford@linaro.org>
12564
12565         PR tree-optimization/49809
12566         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Use
12567         gimple_get_lhs instead of gimple_assign_lhs.
12568
12569 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12570
12571         * system.h [__cplusplus]: Wrap C function declarations in extern "C".
12572
12573 2011-07-25  Richard Guenther  <rguenther@suse.de>
12574
12575         PR tree-optimization/49822
12576         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
12577         more.  Make sure to preserve stmts with side-effects.  Properly
12578         handle virtual defs, follow a longer def chain.
12579
12580 2011-07-22  Romain Geissler  <romain.geissler@gmail.com>
12581
12582         PR plugins/45348
12583         PR plugins/48425
12584         PR plugins/46577
12585         * Makefile.in: Do not flatten c-family directory when installing
12586         plugin headers.
12587
12588 2011-07-25  Eric Botcazou  <ebotcazou@adacore.com>
12589
12590         * ipa-inline.c (can_inline_edge_p): Look into DECL_STRUCT_FUNCTION of
12591         original nodes if we are dealing with virtual clones.
12592
12593 2011-07-25  Bernd Schmidt  <bernds@codesourcery.com>
12594
12595         * common/config/c6x/c6x-common.c: New file.
12596
12597 2011-07-25  Roman Zhuykov  <zhroma@ispras.ru>
12598
12599         * tree-flow.h (tree_ssa_loop_version): Remove unused declaration.
12600
12601 2011-07-25  Richard Guenther  <rguenther@suse.de>
12602
12603         PR tree-optimization/49715
12604         * tree-vrp.c: Include expr.h and optabs.h.
12605         (range_fits_type_): New function.
12606         (simplify_float_conversion_using_ranges): Likewise.
12607         (simplify_stmt_using_ranges): Call it.
12608         * Makefile.in (tree-vrp.o): Add $(EXPR_H) and $(OPTABS_H) dependencies.
12609         * optabs.c (can_float_p): Export.
12610         * optabs.h (can_float_p): Declare.
12611
12612 2011-07-25  Richard Guenther  <rguenther@suse.de>
12613
12614         * tree-vrp.c (num_vr_values, values_propagated): New global vars.
12615         (get_value_range): For out-of-range SSA names or names created
12616         after propagation return a read-only varying range.
12617         (dump_all_value_ranges): Adjust.
12618         (vrp_initialize): Likewise.
12619         (vrp_finalize): Likewise.
12620
12621 2011-07-24  Richard Henderson  <rth@redhat.com>
12622
12623         PR debug/49831
12624         * dwarf2cfi.c (connect_traces): Allow unvisited traces.  Skip
12625         them entirely.
12626
12627 2011-07-24  Richard Henderson  <rth@redhat.com>
12628
12629         PR debug/49825
12630         * dwarf2cfi.c (dwarf2out_stack_adjust): Move A_O_A test earlier.
12631         (dwarf2out_notice_stack_adjust): Use args_size from call_insn.
12632
12633 2011-07-24  Richard Henderson  <rth@redhat.com>
12634
12635         PR debug/49827
12636         * dwarf2cfi.c (create_trace_edges): Handle sequences properly.
12637
12638 2011-07-24  Richard Henderson  <rth@redhat.com>
12639
12640         * dwarf2cfi.c (maybe_record_trace_start): Add abnormal parameter.
12641         Zero args_size for abnormal edges.  Adjust all callers.
12642
12643 2011-07-24  Richard Henderson  <rth@redhat.com>
12644
12645         PR debug/49825
12646         * dwarf2cfi.c (cfi_row_equal_p): Don't compare args_size.
12647
12648 2011-07-24  H.J. Lu  <hongjiu.lu@intel.com>
12649
12650         PR bootstrap/49835
12651         * collect2.c (demangle_flag): Removed.
12652
12653 2011-07-24  Sandra Loosemore  <sandra@codesourcery.com>
12654
12655         * configure.ac (demangler_in_ld): Default to yes.
12656         * configure: Regenerated.
12657         * collect2.c (main): When HAVE_LD_DEMANGLE is defined, don't
12658         mess with COLLECT_NO_DEMANGLE, and just pass --demangle and
12659         --no-demangle options straight through to ld.  When
12660         HAVE_LD_DEMANGLE is not defined, set COLLECT_NO_DEMANGLE in a
12661         way that has the intended effect on Windows.
12662
12663 2011-07-23  Richard Henderson  <rth@redhat.com>
12664
12665         * dwarf2cfi.c: Include basic-block.h.
12666         (dw_label_info): Remove.
12667         (trace_work_list, trace_index): New.
12668         (remember_row, emit_cfa_remember): Remove.
12669         (dw_trace_info_hash, dw_trace_info_eq): New.
12670         (get_trace_index, get_trace_info): New.
12671         (save_point_p): New.
12672         (free_cfi_row): Remove.
12673         (add_cfi): Do not emit DW_CFA_remember_state.
12674         (cfa_row_equal_p): New.
12675         (barrier_args_size): Remove.
12676         (compute_barrier_args_size_1, compute_barrier_args_size): Remove.
12677         (dwarf2out_notice_stack_adjust): Don't compute_barrier_args_size.
12678         (maybe_record_trace_start, create_trace_edges, scan_trace): New.
12679         (dwarf2out_cfi_begin_epilogue): Remove.
12680         (dwarf2out_frame_debug_restore_state): Remove.
12681         (connect_traces, create_pseudo_cfg): New.
12682         (create_cfi_notes, execute_dwarf2_frame): Rewrite using traces.
12683         * Makefile.in (dwarf2cfi.o): Update.
12684
12685 2011-07-23  Richard Henderson  <rth@redhat.com>
12686
12687         * dwarf2cfi.c (dw_trace_info): New.
12688         (dw_label_info): New.
12689         (cie_return_save): New.
12690         (cur_trace): New.
12691         (queued_args_size): Rename from args_size.  Update all users.
12692         (cfa_store, cfa_temp, regs_saved_in_regs): Remove.
12693         (def_cfa_1): Use cur_trace instead of cfa_*.
12694         (dwarf2out_stack_adjust, record_reg_saved_in_reg): Likewise.
12695         (clobbers_queued_reg_save, reg_saved_in): Likewise.
12696         (dwarf2out_frame_debug_expr): Likewise.
12697         (create_cie_data): Split out from ...
12698         (execute_dwarf2_frame): ... here.  Initialize cur_trace.
12699
12700 2011-07-23  Richard Henderson  <rth@redhat.com>
12701
12702         * dwarf2cfi.c (regs_saved_in_regs): Allocate from heap, not gc.
12703         Update all users to match.
12704         (execute_dwarf2_frame): Free reg_saved_in_data.
12705
12706 2011-07-23  Richard Henderson  <rth@redhat.com>
12707
12708         * dwarf2cfi.c (queued_reg_save): Reorder for packing.  Don't GTY.
12709         (queued_reg_saves): Don't GTY.  Change to a VEC.
12710         (queue_reg_save): Update to match.
12711         (dwarf2out_flush_queued_reg_saves): Likewise.
12712         (clobbers_queued_reg_save): Likewise.
12713         (reg_saved_in): Likewise.
12714         (execute_dwarf2_frame): Free queued_reg_saves.
12715
12716 2011-07-23  Richard Henderson  <rth@redhat.com>
12717
12718         * dwarf2cfi.c (dw_cfi_row_ref): Remove.  Update all users.
12719
12720 2011-07-23  Richard Henderson  <rth@redhat.com>
12721
12722         * dwarf2cfi.c (add_cfi_args_size): Split out from...
12723         (dwarf2out_args_size): ... here.
12724         (add_cfi_restore): Split out from ...
12725         (dwarf2out_frame_debug_cfa_restore): ... here.
12726         (def_cfa_0): Split out from ...
12727         (def_cfa_1): ... here.
12728         (cfi_oprnd_equal_p, cfi_equal_p): New.
12729         (change_cfi_row): New.
12730         (add_cfis_to_fde): Set fde->dw_fde_switch_cfi_index.
12731         (create_cfi_notes): Use change_cfi_row at SWITCH_TEXT note.
12732         (output_cfis): Remove.
12733         * dwarf2out.c (output_fde): Simplify output_cfi loop.
12734         (dwarf2out_switch_text_section): Don't call output_cfis.
12735         (dw_val_equal_p, loc_descr_equal_p_1, loc_descr_equal_p): New.
12736         * dwarf2out.h: Update decls.
12737         (enum dw_val_class): Add dw_val_class_none.
12738
12739 2011-07-23  Richard Henderson  <rth@redhat.com>
12740
12741         * dwarf2cfi.c (update_row_reg_save): New.
12742         (dwarf2out_frame_debug_cfa_expression): Use it.
12743         (dwarf2out_frame_debug_cfa_restore): Likewise.
12744         (reg_save): Likewise.  Do not emit DW_CFA_same_value.
12745
12746 2011-07-23  Richard Henderson  <rth@redhat.com>
12747
12748         * dwarf2cfi.c (add_cfi_insn): Rename from cfi_insn.  Update all users.
12749
12750 2011-07-23  Richard Henderson  <rth@redhat.com>
12751
12752         * dwarf2cfi.c (dw_cfi_row, dw_cfi_row_ref): New.
12753         (cie_cfi_row): New.
12754         (new_cfi_row, copy_cfi_row, free_cfi_row): New.
12755         (cfa, old_cfa, cfa_remember, old_cfa_remember, old_args_size): Remove.
12756         (cur_row, remember_row): New.
12757         (def_cfa_1): Use cur_row instead of the old_* variables.
12758         (dwarf2out_frame_debug_restore_state): Similarly.
12759         (dwarf2out_args_size, dwarf2out_notice_stack_adjust): Likewise.
12760         (dwarf2out_frame_debug_def_cfa): Use a local variable instead of cfa.
12761         (dwarf2out_frame_debug_adjust_cfa): Likewise.
12762         (dwarf2out_frame_debug_cfa_offset): Likewise.
12763         (dwarf2out_frame_debug_expr): Likewise.
12764         (execute_dwarf2_frame): Set up cur_row.
12765         * dwarf2out.h (struct cfa_loc): Mark for GTY.
12766
12767 2011-07-23  Richard Henderson  <rth@redhat.com>
12768
12769         * basic-block.h (EDGE_PRESERVE): New.
12770         (EDGE_ALL_FLAGS, EDGE_COMPLEX): Include it.
12771         * bb-reorder.c: Include except.h.
12772         (fix_up_crossing_landing_pad): New.
12773         (find_rarely_executed_basic_blocks_and_crossing_edges): Place
12774         landing pads in the right partition.  Duplicate as necessary.
12775         (partition_hot_cold_basic_blocks): Fix up DF info after
12776         duplicating landing pads.
12777         * cfg.c (dump_edge_info): Add crossing and preserve to bitnames.
12778         * cfgrtl.c (rtl_verify_flow_info_1): Validate that EDGE_CROSSING
12779         is set properly.  Validate that EH edges are not CROSSING.
12780         * except.c (expand_dw2_landing_pad_for_region): Split out from ...
12781         (dw2_build_landing_pads): ... here.
12782         (convert_to_eh_region_ranges): Remove code to fixup crossing
12783         landing pads.
12784         * except.h (expand_dw2_landing_pad_for_region): Declare.
12785         * tree-cfg.c (gimple_can_merge_blocks_p): Don't merge PRESERVE edges.
12786
12787 2011-07-23  Richard Earnshaw  <rearnsha@arm.com>
12788
12789         PR target/49816
12790         * arm.c (aapcs_vfp_allocate_return_reg): Return NULL on failure.
12791
12792 2011-07-22  Jason Merrill  <jason@redhat.com>
12793
12794         * doc/invoke.texi (C++ Dialect Options): Document -Wno-narrowing.
12795
12796 2011-07-22  Richard Henderson  <rth@redhat.com>
12797
12798         * bb-reorder.c (gate_handle_partition_blocks): Honor optimize.
12799
12800 2011-07-22  Richard Henderson  <rth@redhat.com>
12801
12802         * jump.c (maybe_propagate_label_ref): Split out of...
12803         (mark_all_labels): ... here.  Do not attempt label_ref
12804         propagation while in cfglayout mode.
12805
12806 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
12807
12808         * dwarf2out.c (struct macinfo_struct): Change code to unsigned char.
12809         (DEBUG_MACRO_SECTION, DEBUG_MACRO_SECTION_LABEL): Define.
12810         (dwarf_attr_name): Handle DW_AT_GNU_macros.
12811         (dwarf2out_define): If the vector is empty and
12812         lineno is 0, emit a dummy entry first.
12813         (dwarf2out_undef): Likewise.  Remove redundant semicolon.
12814         (htab_macinfo_hash, htab_macinfo_eq, output_macinfo_op,
12815         optimize_macinfo_range): New functions.
12816         (output_macinfo): Use them.  If !dwarf_strict and .debug_str is
12817         mergeable, optimize longer strings using
12818         DW_MACRO_GNU_{define,undef}_indirect and if HAVE_COMDAT_GROUP,
12819         optimize longer sequences of define/undef ops from headers
12820         using DW_MACRO_GNU_transparent_include.  For !dwarf_strict
12821         emit a section headers.
12822         (dwarf2out_init): For !dwarf_strict set debug_macinfo_section
12823         and macinfo_section_label to DEBUG_MACRO_SECTION
12824         resp. DEBUG_MACRO_SECTION_LABEL.
12825         (dwarf2out_finish): For !dwarf_strict emit DW_AT_GNU_macros
12826         instead of DW_AT_macro_info.
12827
12828         PR other/32998
12829         * common.opt (grecord-gcc-switches, gno-record-gcc-switches): New
12830         options.
12831         * dwarf2out.c: Include opts.h.
12832         (dchar_p): New typedef.  Define heap VEC for it.
12833         (producer_string): New variable.
12834         (gen_producer_string): New function.
12835         (gen_compile_unit_die): Use it.
12836         (dwarf2out_finish): Fix up comp_unit_die () DW_AT_producer if needed.
12837         * Makefile.in (dwarf2out.o): Depend on $(OPTS_H).
12838         * doc/invoke.texi: Document -grecord-gcc-switches and
12839         -gno-record-gcc-switches, add a -grecord-gcc-switches reference
12840         to -frecord-gcc-switches description.
12841
12842 2011-07-22  Jason Merrill  <jason@redhat.com>
12843
12844         PR c++/30112
12845         * c-decl.c (c_linkage_bindings): Define.
12846
12847 2011-07-22  Eric Botcazou  <ebotcazou@adacore.com>
12848
12849         PR debug/49815
12850         * var-tracking.c (vt_finalize): Always free windowed_parm_regs.
12851
12852 2011-07-22  H.J. Lu  <hongjiu.lu@intel.com>
12853
12854         * config/i386/i386.c (ix86_option_override_internal): Disallow
12855         MS ABI in x32 mode.
12856         (ix86_init_builtins): Call ix86_init_builtins_va_builtins_abi
12857         only for TARGET_LP64.
12858         (ix86_handle_abi_attribute): Check TARGET_LP64 instead of TARGET_64BIT.
12859
12860 2011-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
12861
12862         * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): Rewrite to
12863         avoid warnings when GCC is built with a C++ compiler.
12864
12865 2011-07-22  Martin Jambor  <mjambor@suse.cz>
12866
12867         PR lto/49796
12868         * cgraphunit.c (verify_edge_corresponds_to_fndecl): Return false
12869         if decl node is in another partition, call cgraph_get_node only once.
12870
12871 2011-07-22  Uros Bizjak  <ubizjak@gmail.com>
12872
12873         * config.gcc (x86_64-*-linux*): Set
12874         default_gnu_indirect_function to yes.
12875
12876 2011-07-22  Richard Guenther  <rguenther@suse.de>
12877
12878         PR tree-optimization/45819
12879         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
12880         preserve volatile and notrap flags.
12881
12882 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12883             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12884
12885         PR bootstrap/49794
12886         * configure.ac: Test AM_ICONV with CXX.
12887         * configure: Regenerate.
12888         * config/sol2-c.c (solaris_format_types): Use EXPORTED_CONST.
12889
12890 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12891
12892         PR bootstrap/49797
12893         * graphite-clast-to-gimple.c (CLOOG_LANGUAGE_C): Provide if missing.
12894         (set_cloog_options): Use it.
12895
12896 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
12897
12898         PR c++/49756
12899         * gcc.c (main): Call stack_limit_increase (64MB).
12900         * toplev.c (toplev_main): Likewise.
12901
12902 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12903
12904         * config/i386/i386.c (ix86_expand_call): Call copy_to_mode_reg
12905         instead of force_reg.
12906
12907 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
12908
12909         * config/i386/i386.c (ix86_expand_move): Convert to Pmode if
12910         needed and use force_reg after convert.
12911         (ix86_expand_call): Likewise.
12912         (ix86_expand_special_args_builtin): Likewise.
12913         (ix86_expand_builtin): Likewise.
12914
12915 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12916
12917         PR middle-end/47654
12918         PR middle-end/49649
12919         * graphite-clast-to-gimple.c (type_for_clast_term): Pass v1 and v2
12920         in parameter.  Initialize v1 and v2 based on the values returned
12921         by clast_name_to_lb_ub.
12922         (type_for_clast_red): Pass v1 and v2 in parameter, and set their
12923         values.
12924         (type_for_clast_bin): Same.
12925         (type_for_clast_expr): Same.
12926         (type_for_clast_eq): Update calls to type_for_clast_expr.
12927         (type_for_clast_for): Same.
12928         (build_iv_mapping): Same.
12929         * graphite-ppl.h (value_min): New.
12930
12931 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12932
12933         * graphite-clast-to-gimple.c (type_for_interval): Generate signed
12934         types whenever possible.
12935
12936 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12937
12938         * graphite-clast-to-gimple.c (struct clast_name_index): Add lb
12939         and ub fields.
12940         (new_clast_name_index): Add lb and ub parameters.
12941         (free_clast_name_index): New.
12942         (clast_name_to_lb_ub): New.
12943         (save_clast_name_index): Add lb and ub parameters.
12944         (compute_bounds_for_param): New.
12945         (type_for_level): Removed.
12946         (type_for_clast_for): Removed level parameter.  Do not call
12947         type_for_level.
12948         (graphite_create_new_loop): Store the lb and ub for the clast_name
12949         of the iterator of the loop that has been generated.
12950         (graphite_create_new_loop_guard): Remove parameter level.
12951         (create_params_index): Store the lb and ub of each parameter.
12952         (gloog): Use free_clast_name_index.  Pass to create_params_index
12953         the current scop.
12954
12955 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12956
12957         * graphite-clast-to-gimple.c (max_signed_precision_type): Removed.
12958         (max_precision_type): Inline max_signed_precision_type.
12959         (type_for_clast_red): Use max_precision_type.
12960         (type_for_clast_bin): Same.
12961         (type_for_clast_for): Same.
12962
12963 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12964
12965         * graphite-clast-to-gimple.c (gcc_type_for_interval): Renamed
12966         type_for_interval.
12967         (gcc_type_for_value): Renamed type_for_value.
12968         (gcc_type_for_clast_term): Renamed type_for_clast_term.
12969         (gcc_type_for_clast_expr): Renamed type_for_clast_expr.
12970         (gcc_type_for_clast_red): Renamed type_for_clast_red.
12971         (gcc_type_for_clast_bin): Renamed type_for_clast_bin.
12972         (gcc_type_for_clast_eq): Renamed type_for_clast_eq.
12973         (graphite_translate_clast_equation): Update calls.
12974         (compute_type_for_level): Renamed type_for_level.
12975         (gcc_type_for_iv_of_clast_loop): Renamed type_for_clast_for.
12976         (build_iv_mapping): Update calls.
12977         (graphite_create_new_loop_guard): Same.
12978
12979 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12980
12981         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Add fixme
12982         comment.
12983
12984 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
12985
12986         * graphite-clast-to-gimple.c (struct ivs_params): New.
12987         (clast_name_to_gcc): Use ivs_params to pass around parameters.
12988         (clast_to_gcc_expression): Same.
12989         (clast_to_gcc_expression_red): Same.
12990         (gcc_type_for_clast_term): Same.
12991         (gcc_type_for_clast_expr): Same.
12992         (gcc_type_for_clast_red): Same.
12993         (gcc_type_for_clast_bin): Same.
12994         (gcc_type_for_clast_eq): Same.
12995         (graphite_translate_clast_equation): Same.
12996         (graphite_create_guard_cond_expr): Same.
12997         (graphite_create_new_guard): Same.
12998         (graphite_create_new_loop): Same.
12999         (build_iv_mapping): Same.
13000         (translate_clast_user): Same.
13001         (graphite_create_new_loop_guard): Same.
13002         (translate_clast): Same.
13003         (translate_clast_for_loop): Same.
13004         (translate_clast_for): Same.
13005         (translate_clast_guard): Same.
13006         (initialize_cloog_names): Fix typo.
13007         (gloog): Initialize an ivs_params struct, pass it to translate_clast.
13008
13009 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13010
13011         * graphite-clast-to-gimple.c (struct clast_name_index): Add level.
13012         (new_clast_name_index): Add level parameter.
13013         (clast_name_to_level): New.
13014         (save_clast_name_index): Add level parameter.
13015         (newivs_to_depth_to_newiv): Removed.
13016         (clast_name_to_gcc): Inlined newivs_to_depth_to_newiv.
13017         (graphite_create_new_loop): Add level parameter.  Pass level to
13018         save_clast_name_index.
13019         (translate_clast_for_loop): Pass level to graphite_create_new_loop.
13020         (create_params_index): Pass level to save_clast_name_index.
13021
13022 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13023
13024         * graphite-clast-to-gimple.c (graphite_create_new_loop): Do not
13025         recompute type, lb, and ub.  Get them from...
13026         (graphite_create_new_loop_guard): ...here.  Pass in parameter
13027         pointers to type, lb, and ub.
13028         (translate_clast_for_loop): Update function calls.
13029         (translate_clast_for): Same.
13030
13031 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13032
13033         * graphite-clast-to-gimple.c (compute_bounds_for_level): Call
13034         psct_dynamic_dim.
13035         (translate_clast_for_loop): Pass loop level to dependency_in_loop_p.
13036         (gcc_type_for_iv_of_clast_loop): Update use of level.
13037         (gloog): Start counting nesting level from 0.
13038         * graphite-clast-to-gimple.h (get_scattering_level): Removed.
13039         * graphite-dependences.c (graphite_carried_dependence_level_k): Call
13040         psct_dynamic_dim on level.
13041
13042 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13043
13044         * config/i386/i386.c (ix86_legitimize_address): Convert to
13045         Pmode if needed.
13046
13047 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13048
13049         * config/i386/i386.c (function_value_64): Always return pointers
13050         in Pmode.
13051         (ix86_promote_function_mode): New.
13052         (TARGET_PROMOTE_FUNCTION_MODE): Likewise.
13053
13054 2011-07-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
13055
13056         PR tree-optimization/49749
13057         * tree-ssa-reassoc.c (get_rank): Fix operand scan conditions and
13058         remove no-longer-used maxrank variable.
13059
13060 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
13061
13062         * config/avr/avr.c (final_prescan_insn): Fix printing of rtx_costs.
13063
13064 2011-07-21  Jason Merrill  <jason@redhat.com>
13065
13066         * system.h (HAVE_DESIGNATED_UNION_INITIALIZERS): New.
13067         * recog.h (struct insn_data_d): Check it instead of
13068         HAVE_DESIGNATED_INITIALIZERS.
13069         * genoutput.c (output_insn_data): Likewise.
13070
13071 2011-07-21  Richard Guenther  <rguenther@suse.de>
13072
13073         PR tree-optimization/49770
13074         * tree-ssa-sccvn.c (valueize_refs_1): Return whether we
13075         valueized any operand.  Renamed from ...
13076         (valueize_refs): ... this.  New wrapper around valueize_refs_1.
13077         (valueize_shared_reference_ops_from_ref): Return whether we
13078         valueized any operand.
13079         (vn_reference_lookup): Only when we valueized any operand
13080         use the valueized reference for alias analysis.  Do not preserve
13081         the original reference tree in this case.
13082
13083 2011-07-21  Uros Bizjak  <ubizjak@gmail.com>
13084
13085         * config/i386/i386.c (ix86_decompose_address): Reject all but
13086         register operands and subregs of DImode hard registers in index.
13087
13088 2011-07-21  Kai Tietz  <ktietz@redhat.com>
13089
13090         * fold-const.c (fold_unary_loc): Preserve indirect
13091         comparison cast to none-boolean type.
13092         * tree-ssa.c (useless_type_conversion_p): Preserve cast
13093         from/to boolean-type.
13094         * gimplify.c (gimple_boolify): Handle boolification of comparisons.
13095         (gimplify_expr): Boolifiy non aggregate-typed comparisons.
13096         * tree-cfg.c (verify_gimple_comparison): Check result
13097         type of comparison expression.
13098         * tree-ssa-forwprop.c (forward_propagate_comparison): Adjust test
13099         of condition result and disallow type-cast sinking into comparison.
13100
13101 2011-07-21  Richard Guenther  <rguenther@suse.de>
13102
13103         * tree-ssa-forwprop.c (combine_conversions): Return whether
13104         we have to run cfg-cleanup.  Properly remove dead stmts.
13105         (ssa_forward_propagate_and_combine): Adjust.
13106
13107 2011-07-21  Richard Sandiford  <richard.sandiford@linaro.org>
13108
13109         * regcprop.c (maybe_mode_change): Check HARD_REGNO_MODE_OK.
13110
13111 2011-07-21  Kai Tietz  <ktietz@redhat.com>
13112
13113         * tree-ssa-propagate.c (substitute_and_fold): Use
13114         do_dce flag to deside, if BB's statements are scanned
13115         in last to first, or first to last order.
13116
13117 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
13118
13119         * config/avr/avr.c (avr_rtx_costs): Set cost of CONST, LABEL_REF to 0.
13120
13121 2011-07-20  H.J. Lu  <hongjiu.lu@intel.com>
13122             Uros Bizjak  <ubizjak@gmail.com>
13123             Richard Henderson  <rth@redhat.com>
13124
13125         * config/i386/constraints.md (w): New.
13126
13127         * config/i386/i386.c (ix86_output_addr_vec_elt): Check
13128         TARGET_LP64 instead of TARGET_64BIT for ASM_QUAD.
13129
13130         * config/i386/i386.h (CASE_VECTOR_MODE): Check TARGET_LP64
13131         instead of TARGET_64BIT.
13132
13133         * config/i386/i386.md (indirect_jump): Replace
13134         nonimmediate_operand with indirect_branch_operand.
13135         (*indirect_jump): Likewise.  Replace constraint "m" with "w".
13136         (tablejump): Replace nonimmediate_operand with indirect_branch_operand.
13137         Convert operand 0 to Pmode for x32 if not PIC.
13138         (*tablejump_1): Replace nonimmediate_operand with
13139         indirect_branch_operand.  Replace constraint "m" with "w".
13140         (*call_vzeroupper): Replace constraint "m" with "w".
13141         (*call): Likewise.
13142         (*call_rex64_ms_sysv_vzeroupper): Likewise.
13143         (*call_rex64_ms_sysv): Likewise.
13144         (*call_value_vzeroupper): Likewise.
13145         (*call_value): Likewise.
13146         (*call_value_rex64_ms_sysv_vzeroupper): Likewise.
13147         (*call_value_rex64_ms_sysv): Likewise.
13148         (set_got_offset_rex64): Check TARGET_LP64 instead of TARGET_64BIT.
13149
13150         * config/i386/predicates.md (indirect_branch_operand): New.
13151         (call_insn_operand): Support x32.
13152
13153 2011-07-20  Michael Eager  <eager@eagercon.com>
13154
13155         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Default to 12.
13156
13157 2011-07-20  Richard Henderson  <rth@redhat.com>
13158
13159         * cfg.c (dump_bb_info): Dump basic_block->flags.
13160         * cfgrtl.c (print_rtl_with_bb): Use dump_bb_info.
13161
13162 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
13163
13164         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13165         of DImode hard registers in index.
13166         (ix86_legitimate_address_p): Allow subregs of base and index to span
13167         more than a word.  Assert that subregs of base and index satisfy
13168         register_no_elim_operand predicates.  Reject addresses where
13169         base and index have different modes.
13170
13171 2011-07-20  Robert Millan  <rmh@gnu.org>
13172
13173         * config.gcc (mips*-*-linux*): Remove redundant tm_file entry.
13174
13175 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13176
13177         * bb-reorder.c (fix_crossing_conditional_branches): Fix crash by
13178         removing now-unnecessary assignment.
13179
13180 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13181
13182         * emit-rtl.c (set_mem_attributes_minus_bitpos): Restore setting
13183         memory address space to the type's address space.
13184
13185 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
13186
13187         PR target/36467
13188         PR target/49687
13189         * config/avr/avr.md (mulhi3): Use register_or_s9_operand for operand2
13190         and expand appropriately if there is a CONST_INT in operand2.
13191         (usmulqihi3): New insn.
13192         (*sumulqihi3): New insn.
13193         (*osmulqihi3): New insn.
13194         (*oumulqihi3): New insn.
13195         (*muluqihi3.uconst): New insn_and_split.
13196         (*muluqihi3.sconst): New insn_and_split.
13197         (*mulsqihi3.sconst): New insn_and_split.
13198         (*mulsqihi3.uconst): New insn_and_split.
13199         (*mulsqihi3.oconst): New insn_and_split.
13200         (*ashifthi3.signx.const): New insn_and_split.
13201         (*ashifthi3.signx.const7): New insn_and_split.
13202         (*ashifthi3.zerox.const): New insn_and_split.
13203         (mulsqihi3): New insn.
13204         (muluqihi3): New insn.
13205         (muloqihi3): New insn.
13206         * config/avr/predicates.md (const_2_to_7_operand): New.
13207         (const_2_to_6_operand): New.
13208         (u8_operand): New.
13209         (s8_operand): New.
13210         (o8_operand): New.
13211         (s9_operand): New.
13212         (register_or_s9_operand): New.
13213
13214 2011-07-20  Kai Tietz  <ktietz@redhat.com>
13215
13216         * builtins.c (fold_builtin_expect): See through the cast
13217         from truthvalue_type_node to long.
13218
13219 2011-07-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
13220
13221         * config/rs6000/vsx.md (vsx_fma*): Use 4 argument fma instructions
13222         where we can use them from the standard and altivec instruction
13223         sets, instead of always using the 3 operand VSX forms that require
13224         the destination to overlap one of the inputs.
13225         (vsx_fms*): Ditto.
13226         (vsx_fnma*): Ditto.
13227         (vsx_fnms*): Ditto.
13228
13229         * config/rs6000/rs6000.md (fmadf4_fpr): Set fp_type fp_maddsub_d
13230         for DF types.
13231         (fmsdf4_fpr): Ditto.
13232         (nfmadf4_fpr): Ditto.
13233         (nfmsdf4_fpr): Ditto.
13234
13235 2011-07-20  Sandra Loosemore  <sandra@codesourcery.com>
13236
13237         * genrecog.c (make_insn_sequence): Correct position numbering
13238         when filtering out match_scratch and match_dup.
13239
13240 2011-07-20  Richard Guenther  <rguenther@suse.de>
13241
13242         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
13243         against already removed statements.
13244         (forward_propagate_into_comparison): Remove dead defining stmts.
13245         (forward_propagate_into_gimple_cond): Likewise.
13246         (forward_propagate_into_cond): Simplify.
13247         (ssa_forward_propagate_and_combine): Handle changed cfg from
13248         forward_propagate_into_comparison.
13249         * tree-ssa-phiopt.c (conditional_replacement): Use proper
13250         locations for newly built statements.
13251
13252 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
13253
13254         * config/avr/avr.c (avr_rtx_costs): Set cost of SYMBOL_REF to 0.
13255
13256 2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13257
13258         * config/s390/s390.c (s390_class_max_nregs): Fix return type.
13259         * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
13260
13261 2011-07-20  Richard Guenther  <rguenther@suse.de>
13262
13263         PR middle-end/18908
13264         * tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
13265         * tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
13266         ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.
13267
13268 2011-07-20  Vladimir Makarov  <vmakarov@redhat.com>
13269
13270         * config/frv/frv.c (frv_register_move_cost): Define explicitly
13271         costs for subclasses of GR_REGS.
13272
13273 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
13274
13275         PR target/49780
13276         * config/i386/predicates.md (no_seg_addres_operand): No more special.
13277         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13278         of DImode hard registers in base.
13279         (ix86_legitimate_address_p): Allow SImode and DImode base and index
13280         registers.
13281
13282 2011-07-20  Richard Guenther  <rguenther@suse.de>
13283
13284         * tree-ssa-structalias.c (new_var_info): Allocate oldsolution lazily.
13285         (unify_nodes): Deal with that.
13286         (solve_graph): Likewise.
13287
13288 2011-07-20  Chung-Lin Tang  <cltang@codesourcery.com>
13289
13290         * config/arm/arm.c (arm_canonicalize_comparison): Add case to
13291         canonicalize left operand from ZERO_EXTEND to AND.
13292
13293 2011-07-20  Anatoly Sokolov  <aesok@post.ru>
13294
13295         * target.def (class_max_nregs): New hook.
13296         * doc/tm.texi.in (TARGET_CLASS_MAX_NREGS): Document.
13297         * doc/tm.texi: Regenerate.
13298         * targhooks.c (default_class_max_nregs): New function.
13299         * targhooks.h (default_class_max_nregs): Declare.
13300         * ira.h (target_ira): Change type x_ira_reg_class_max_nregs and
13301         x_ira_reg_class_min_nregs arrays to unsigned char.
13302         * ira.c (setup_reg_class_nregs): Use TARGET_CLASS_MAX_NREGS target
13303         hook instead of CLASS_MAX_NREGS macro.
13304         * reginfo.c (restore_register_info): Ditto.
13305         * ira-conflicts.c (process_regs_for_copy): Use
13306         ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
13307         Change type rclass and aclass vars to reg_class_t.
13308         * ira-costs.c (record_reg_classes): Use ira_reg_class_max_nregs
13309         array instead of CLASS_MAX_NREGS macro. Change type rclass var to
13310         reg_class_t.
13311         * reload.c (combine_reloads, find_reloads, find_reloads_address_1):
13312         Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
13313
13314         * config/i386/i386.h (CLASS_MAX_NREGS): Remove.
13315         * config/i386/i386.c (ix86_class_max_nregs): New function.
13316         (ix86_register_move_cost): Use TARGET_CLASS_MAX_NREGS target hook
13317         instead of CLASS_MAX_NREGS macro.
13318         (TARGET_CLASS_MAX_NREGS): Define.
13319         * config/avr/avr.h (CLASS_MAX_NREGS): Remove.
13320         * config/avr/avr-protos.h (class_max_nregs): Remove declaration.
13321         * config/avr/avr.c (class_max_nregs): Remove function.
13322         * config/alpha/alpha.h (CLASS_MAX_NREGS): Remove.
13323         * config/spu/spu.h (CLASS_MAX_NREGS): Remove.
13324         * config/mep/mep.h (CLASS_MAX_NREGS): Remove.
13325         * config/m32r/m32r.h (CLASS_MAX_NREGS): Remove.
13326         * config/microblaze/microblaze.h (CLASS_MAX_NREGS): Remove.
13327         * config/xtensa/xtensa.h (CLASS_MAX_NREGS): Remove.
13328         * config/stormy16/stormy16.h (CLASS_MAX_NREGS): Remove.
13329         * config/lm32/lm32.h (CLASS_MAX_NREGS): Remove.
13330         * config/moxie/moxie.h (CLASS_MAX_NREGS): Remove.
13331         * config/iq2000/iq2000.h (CLASS_MAX_NREGS): Remove.
13332         * config/mn10300/mn10300.h (CLASS_MAX_NREGS): Remove.
13333         * config/score/score.h (CLASS_MAX_NREGS): Remove.
13334         * config/vax/vax.h (CLASS_MAX_NREGS): Remove.
13335         * config/h8300/h8300.h (CLASS_MAX_NREGS): Remove.
13336         * config/v850/v850.h (CLASS_MAX_NREGS): Remove.
13337
13338 2011-07-19  Eric Botcazou  <ebotcazou@adacore.com>
13339
13340         * cif-code.def (OVERWRITABLE): Fix typo and move around.
13341         (TARGET_OPTIMIZATION_MISMATCH): Delete.
13342         (EH_PERSONALITY): Fix typo.
13343         (NON_CALL_EXCEPTIONS): Fix message.
13344         (OPTIMIZATION_MISMATCH): Adjust message.
13345         * ipa-inline.c (can_inline_edge_p): Use CIF_OPTIMIZATION_MISMATCH.
13346
13347 2011-07-19  Ian Lance Taylor  <iant@google.com>
13348
13349         * doc/install.texi (Configuration): Document
13350         --enable-build-poststage1-with-cxx.
13351
13352 2011-07-19  Robert Millan  <rmh@gnu.org>
13353
13354         * config/mips/gnu-user.h: Copy from linux.h.  Update comments.
13355         (GLIBC_DYNAMIC_LINKER): Remove.
13356
13357         * config/mips/gnu-user64.h: Copy from linux64.h.  Update comments.
13358         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13359         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13360         (BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove.
13361         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32,
13362         GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32.
13363
13364         * config/mips/linux.h: Remove everything except for ...
13365         (GLIBC_DYNAMIC_LINKER): ... this macro.
13366
13367         * config/mips/linux64.h: Remove everything except for ...
13368         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13369         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13370         (BIONIC_DYNAMIC_LINKERN32): ... these macros.
13371         (GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64)
13372         (GNU_USER_LINK_EMULATIONN32): New macros.
13373
13374         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | mips-*-linux*):
13375         Use the new headers.
13376
13377 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13378
13379         * rtl.h (mem_attrs): Turn offset and size fields into HOST_WIDE_INTs.
13380         Add offset_known_p and size_known_p fields.
13381         (MEM_OFFSET_KNOWN_P): Update accordingly.
13382         (MEM_OFFSET, MEM_SIZE_KNOWN_P, MEM_SIZE): Likewise.
13383         * emit-rtl.c (mem_attrs_htab_hash): Update after mem_attrs changes.
13384         (mem_attrs_eq_p, set_mem_attributes_minus_bitpos, set_mem_offset)
13385         (clear_mem_offset, set_mem_size, clear_mem_size, change_address)
13386         (adjust_address_1, widen_memory_access, set_mem_attrs_for_spill)
13387         (init_emit_regs): Likewise.
13388
13389 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13390
13391         * doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document.
13392         (MEM_OFFSET): Change from returning an rtx to returning a
13393         HOST_WIDE_INT.
13394         * rtl.h (MEM_OFFSET_KNOWN_P): New macro.
13395         (MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx.
13396         * emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
13397         (clear_mem_offset): Declare.
13398         * alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using
13399         MEM_OFFSET_KNOWN_P to test whether the offset is known, and
13400         MEM_OFFSET to get a HOST_WIDE_INT offset.
13401         (nonoverlapping_memrefs_p): Likewise.  Adjust calls to...
13402         (adjust_offset_for_component_ref): Take a bool "known_p"
13403         parameter and a HOST_WIDE_INT "offset" parameter.
13404         * builtins.c (get_memory_rtx): As for ao_ref_from_mem.
13405         Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather
13406         than an rtx.  Use clear_mem_offset to clear the offset.
13407         * cfgcleanup.c (merge_memattrs): Likewise.
13408         * dwarf2out.c (tls_mem_loc_descriptor): Likewise.
13409         * function.c (assign_parm_find_stack_rtl): Likewise.
13410         (assign_parm_setup_stack): Likewise.
13411         * print-rtl.c (print_rtx): Likewise.
13412         * reload.c (find_reloads_subreg_address): Likewise.
13413         * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
13414         * var-tracking.c (INT_MEM_OFFSET): Likewise.
13415         * emit-rtl.c (set_reg_attrs_from_value): Likewise.
13416         (get_mem_align_offset): Likewise.
13417         (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
13418         (clear_mem_offset): New function.
13419         * config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT
13420         offset rather than an rtx.  Assume both the expressio and offset
13421         are available.
13422         (r10k_needs_protection_p_1): Update accordingly, checking the
13423         expression and offset availability here instead.
13424
13425 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13426
13427         * doc/rtl.texi (MEM_SIZE_KNOWN_P): Document.
13428         (MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT.
13429         * rtl.h (MEM_SIZE_KNOWN_P): New macro.
13430         (MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx.
13431         * emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
13432         (clear_mem_size): Declare.
13433         * emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
13434         (clear_mem_size): New function.
13435         * alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using
13436         MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE
13437         to get a HOST_WIDE_INT size.  Adjust calls to set_mem_size,
13438         passing a HOST_WIDE_INT rather than an rtx.  Use clear_mem_size
13439         to clear the size.
13440         (nonoverlapping_memrefs_p): Likewise.
13441         * builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise.
13442         (expand_builtin_init_trampoline): Likewise.
13443         * calls.c (compute_argument_addresses): Likewise.
13444         * cfgcleanup.c (merge_memattrs): Likewise.
13445         * dce.c (find_call_stack_args): Likewise.
13446         * dse.c (record_store, scan_insn): Likewise.
13447         * dwarf2out.c (dw_sra_loc_expr): Likewise.
13448         * expr.c (emit_block_move_hints): Likewise.
13449         * function.c (assign_parm_find_stack_rtl): Likewise.
13450         * print-rtl.c (print_rtx): Likewise.
13451         * reload.c (find_reloads_subreg_address): Likewise.
13452         * rtlanal.c (may_trap_p_1): Likewise.
13453         * var-tracking.c (track_expr_p): Likewise.
13454         * varasm.c (assemble_trampoline_template): Likewise.
13455         * config/arm/arm.c (arm_print_operand): Likewise.
13456         * config/h8300/h8300.c (h8sx_emit_movmd): Likewise.
13457         * config/i386/i386.c (expand_movmem_via_rep_mov): Likewise.
13458         (expand_setmem_via_rep_stos, expand_constant_movmem_prologue)
13459         (expand_constant_setmem_prologue): Likewise.
13460         * config/mips/mips.c (mips_get_unaligned_mem): Likewise.
13461         * config/rs6000/rs6000.c (expand_block_move): Likewise.
13462         (adjacent_mem_locations): Likewise.
13463         * config/s390/s390.c (s390_expand_setmem): Likewise.
13464         (s390_expand_insv): Likewise.
13465         * config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise.
13466         (*extendqi<mode>2_short_displ): Likewise.
13467         * config/sh/sh.c (expand_block_move): Likewise.
13468         * config/sh/sh.md (extv, extzv): Likewise.
13469
13470 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13471
13472         * emit-rtl.c (mem_attrs_eq_p): New function, split out from...
13473         (mem_attrs_htab_eq): ...here.
13474         (find_mem_attrs): Replace with...
13475         (set_mem_attrs): ...this function.  Take a mem_attrs structure
13476         rather than individual fields.
13477         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
13478         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
13479         (set_mem_size, change_address, adjust_address_1, offset_address)
13480         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
13481         Update accordingly.
13482
13483 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13484
13485         * rtl.h (MEM_ALIAS_SET, MEM_EXPR, MEM_OFFSET, MEM_ADDR_SPACE)
13486         (MEM_SIZE, MEM_ALIGN): Redefine in terms of get_mem_attrs.
13487         Provide a dummy definition of MEM_ADDR_SPACE for generators.
13488         (target_rtl): Add x_mode_mem_attrs.
13489         (mode_mem_attrs): New macro.
13490         (get_mem_attrs): New function.
13491         * emit-rtl.c (get_mem_attrs): Rename to...
13492         (find_mem_attrs): ...this.
13493         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
13494         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
13495         (set_mem_size, change_address, adjust_address_1, offset_address)
13496         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
13497         Update accordingly.
13498         (init_emit_regs): Initialize mode_mem_attrs.
13499
13500 2011-07-19  Richard Guenther  <rguenther@suse.de>
13501
13502         * tree-ssa-forwprop.c (lookup_logical_inverted_value): Remove
13503         TRUTH_*_EXPR handling.
13504         * tree-ssa-operands.c (get_expr_operands): Likewise.
13505         * tree-ssa-pre.c (fully_constant_expression): Likewise.
13506         * tree-ssa-uninit.c (use_pred_not_overlap_with_undef_path_pre):
13507         Likewise.
13508         (is_and_or_or): Likewise.
13509         (is_norm_cond_subset_of): Likewise.
13510
13511 2011-07-19  Richard Guenther  <rguenther@suse.de>
13512
13513         * tree.h (fold_build_pointer_plus_loc): New helper function.
13514         (fold_build_pointer_plus_hwi_loc): Likewise.
13515         (fold_build_pointer_plus): Define.
13516         (fold_build_pointer_plus_hwi): Likewise.
13517         * builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
13518         (fold_builtin_memory_op): Likewise.
13519         (fold_builtin_stpcpy): Likewise.
13520         (fold_builtin_memchr): Likewise.
13521         (fold_builtin_strstr): Likewise.
13522         (fold_builtin_strchr): Likewise.
13523         (fold_builtin_strrchr): Likewise.
13524         (fold_builtin_strpbrk): Likewise.
13525         (fold_builtin_strcat): Likewise.
13526         (expand_builtin_memory_chk): Likewise.
13527         (fold_builtin_memory_chk): Likewise.
13528         * c-typeck.c (build_unary_op): Likewise.
13529         * cgraphunit.c (thunk_adjust): Likewise.
13530         * fold-const.c (build_range_check): Likewise.
13531         (fold_binary_loc): Likewise.
13532         * omp-low.c (extract_omp_for_data): Likewise.
13533         (expand_omp_for_generic): Likewise.
13534         (expand_omp_for_static_nochunk): Likewise.
13535         (expand_omp_for_static_chunk): Likewise.
13536         * tree-affine.c (add_elt_to_tree): Likewise.
13537         * tree-data-ref.c (split_constant_offset_1): Likewise.
13538         * tree-loop-distribution.c (generate_memset_zero): Likewise.
13539         * tree-mudflap.c (mf_xform_derefs_1): Likewise.
13540         * tree-predcom.c (ref_at_iteration): Likewise.
13541         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
13542         (add_to_parts): Likewise.
13543         (create_mem_ref): Likewise.
13544         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13545         * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise.
13546         (number_of_iterations_le): Likewise.
13547         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise.
13548         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
13549         (vect_create_addr_base_for_vector_ref): Likewise.
13550         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise.
13551         (vect_create_cond_for_alias_checks): Likewise.
13552         * tree-vrp.c (extract_range_from_assert): Likewise.
13553         * config/alpha/alpha.c (alpha_va_start): Likewise.
13554         (alpha_gimplify_va_arg_1): Likewise.
13555         * config/i386/i386.c (ix86_va_start): Likewise.
13556         (ix86_gimplify_va_arg): Likewise.
13557         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
13558         * config/mep/mep.c (mep_expand_va_start): Likewise.
13559         (mep_gimplify_va_arg_expr): Likewise.
13560         * config/mips/mips.c (mips_va_start): Likewise.
13561         (mips_gimplify_va_arg_expr): Likewise.
13562         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
13563         * config/rs6000/rs6000.c (rs6000_va_start): Likewise.
13564         (rs6000_gimplify_va_arg): Likewise.
13565         * config/s390/s390.c (s390_va_start): Likewise.
13566         (s390_gimplify_va_arg): Likewise.
13567         * config/sh/sh.c (sh_va_start): Likewise.
13568         (sh_gimplify_va_arg_expr): Likewise.
13569         * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13570         * config/spu/spu.c (spu_va_start): Likewise.
13571         (spu_gimplify_va_arg_expr): Likewise.
13572         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
13573         Likewise.
13574         (xstormy16_gimplify_va_arg_expr): Likewise.
13575         * config/xtensa/xtensa.c (xtensa_va_start): Likewise.
13576         (xtensa_gimplify_va_arg_expr): Likewise.
13577
13578 2011-07-19  Richard Guenther  <rguenther@suse.de>
13579
13580         * expr.c (expand_expr_real_2): Remove TRUTH_*_EXPR handling.
13581         (expand_expr_real_1): Remove TRUTH_*IF_EXPR and STATEMENT_LIST
13582         handling.
13583
13584         PR middle-end/18908
13585         * expr.c (expand_expr_real_2): Do not unnecessarily truncate the
13586         result of BIT_*_EXPR to bitfield precision.
13587
13588 2011-07-19  Richard Sandiford  <richard.sandiford@linaro.org>
13589
13590         PR tree-optimization/49742
13591         * tree-data-ref.c (get_references_in_stmt): Treat the lhs of a call
13592         as a potential write.
13593
13594 2011-07-19  Richard Guenther  <rguenther@suse.de>
13595
13596         * Makefile.in (tree-ssa-forwprop.o): Depend on gimple-pretty-print.h.
13597         * tree-ssa-forwprop.c: Include gimple-pretty-print.h.
13598         (forward_propagate_comparison): Simplify, remove obsolete code.
13599
13600 2011-07-19  Richard Guenther  <rguenther@suse.de>
13601
13602         * gimplify.c (gimplify_expr): Gimplify TRUTH_NOT_EXPR as
13603         BIT_XOR_EXPR, same as the RTL expander does.
13604         * tree-cfg.c (verify_expr): Disallow TRUTH_NOT_EXPR in the gimple IL.
13605         (verify_gimple_assign_unary): Likewise.
13606         * tree-ssa-propagate.c (valid_gimple_rhs_p): Disallow TRUTH_*_EXPR.
13607         * tree-ssa-forwprop.c (forward_propagate_comparison): Handle
13608         BIT_NOT_EXPR and BIT_XOR_EXPR instead of TRUTH_NOT_EXPR.
13609
13610 2011-07-19  Jakub Jelinek  <jakub@redhat.com>
13611
13612         PR tree-optimization/49768
13613         * gimple-fold.c (fold_nonarray_ctor_reference): Return NULL
13614         if offset is smaller than bitoffset, but offset+size is bigger
13615         than bitoffset.
13616
13617 2011-07-19  Ira Rosen  <ira.rosen@linaro.org>
13618
13619         PR tree-optimization/49771
13620         * tree-vect-loop-manip.c (vect_vfa_segment_size): In case of
13621         zero step, set segment length to the size of the data-ref's type.
13622
13623 2011-07-18  Martin Jambor  <mjambor@suse.cz>
13624
13625         * ipa-prop.h: Include alloc-pool.h, all sorts of updates to general
13626         comments.
13627         (ipcp_values_pool): Declare.
13628         (ipcp_sources_pool): Likewise.
13629         (ipcp_lattice): Changed to forward declaration.
13630         (ipa_param_descriptor): Removed fields ipcp_lattice, types and
13631         cannot_devirtualize.
13632         (ipa_node_params): New fields descriptors, lattices, known_vals,
13633         clone_for_all_contexts and node dead, removed fields params and
13634         count_scale.
13635         (ipa_set_param_count): Removed.
13636         (ipa_get_param_count): Made to work with descriptors vector.
13637         (ipa_get_param): Updated.
13638         (ipa_param_cannot_devirtualize_p): Removed.
13639         (ipa_param_types_vec_empty): Likewise.
13640         (ipa_set_param_used): New function.
13641         (ipa_get_param_used): Updated to use descriptors vector.
13642         (ipa_func_list): Removed.
13643         (ipa_init_func_list): Removed declaration.
13644         (ipa_push_func_to_list_1): Likewise.
13645         (ipa_pop_func_from_list): Likewise.
13646         (ipa_push_func_to_list): Removed.
13647         (ipa_lattice_from_jfunc): Remove declaration.
13648         (ipa_get_jf_pass_through_result): Declare.
13649         (ipa_get_jf_ancestor_result): Likewise.
13650         (ipa_value_from_jfunc): Likewise.
13651         (ipa_get_lattice): Update.
13652         (ipa_lat_is_single_const): New function.
13653         * ipa-prop.c (ipa_push_func_to_list_1): Removed.
13654         (ipa_init_func_list): Likewise.
13655         (ipa_pop_func_from_list): Likewise.
13656         (ipa_get_param_decl_index): Fix coding style.
13657         (count_formal_params): Removed.
13658         (count_formal_params_1): Renamed to count_formal_params.
13659         (ipa_populate_param_decls): Update to use descriptors vector.
13660         (ipa_initialize_node_params): Likewise.
13661         (visit_ref_for_mod_analysis): Use ipa_set_param_used.
13662         (ipa_analyze_params_uses): Likewise.
13663         (ipa_free_node_params_substructures): Likewise and free also lattices
13664         and known values.
13665         (duplicate_array): Removed.
13666         (ipa_edge_duplication_hook): Add the new edge to the list of edge
13667         clones.
13668         (ipa_node_duplication_hook): Update to use new lattices.
13669         (ipa_free_all_structures_after_ipa_cp): Free alloc pools.
13670         (ipa_free_all_structures_after_iinln): Likewise.
13671         (ipa_write_node_info): Update to use new lattices.
13672         (ipa_read_node_info): Likewise.
13673         (ipa_get_jf_pass_through_result): New function.
13674         (ipa_get_jf_ancestor_result): Likewise.
13675         (ipa_value_from_jfunc): Likewise.
13676         (ipa_cst_from_jfunc): Reimplemented using ipa_value_from_jfunc.
13677         * ipa-cp.c: Reimplemented.
13678         * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): Removed.
13679         (PARAM_IPA_CP_VALUE_LIST_SIZE): New parameter.
13680         (PARAM_IPA_CP_EVAL_THRESHOLD): Likewise.
13681         * Makefile.in (IPA_PROP_H): Added alloc-pool.h to dependencies.
13682         * doc/invoke.texi (devirt-type-list-size): Removed description.
13683         (ipa-cp-value-list-size): Added description.
13684
13685 2011-07-18  Richard Henderson  <rth@redhat.com>
13686
13687         * bb-reorder.c (fix_crossing_conditional_branches): Emit all insns
13688         before calling create_basic_block.
13689
13690 2011-07-18  Jakub Jelinek  <jakub@redhat.com>
13691
13692         PR middle-end/49675
13693         * tree.c (build_common_builtin_nodes): Register
13694         __builtin_return_address, __cyg_profile_func_enter
13695         and __cyg_profile_func_exit.
13696
13697 2011-07-18  Richard Henderson  <rth@redhat.com>
13698
13699         * bb-reorder.c (emit_barrier_after_bb): Split out of ...
13700         (add_labels_and_missing_jumps): ... here.
13701         (fix_up_fall_thru_edges, fix_crossing_conditional_branches): Use it.
13702
13703 2011-07-18  Uros Bizjak  <ubizjak@gmail.com>
13704
13705         PR target/47744
13706         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13707         of DImode hard registers in PLUS address chains.
13708
13709 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13710
13711         PR bootstrap/49769
13712         * config.gcc (alpha*-*-linux*): Add crtfastmath.o to extra_parts.
13713         (alpha*-*-freebsd*): Likewise.
13714         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13715         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
13716         i[34567]86-*-kopensolaris*-gnu): Add crtprec32.o, crtprec64.o,
13717         crtprec80.o, crtfastmath.o to extra_parts for all targets.
13718         (ia64*-*-elf*): Remove extra_parts.
13719         (sparc-*-linux*): Add crtfastmath.o to extra_parts.
13720         (sparc64-*-linux*): Likewise.
13721         (sparc64-*-freebsd*): Likewise.
13722
13723         Revert:
13724         * config.gcc (ia64*-*-freebsd*): Remove crtfastmath.o from extra_parts.
13725         (ia64*-*-linux*): Likewise.
13726         (mips64*-*-linux*): Likewise.
13727         (mips*-*-linux*): Likewise.
13728
13729 2011-07-18  David Edelsohn  <dje.gcc@gmail.com>
13730
13731         * doc/install.texi (Specific, *-ibm-aix*): AIX assembler bug.
13732
13733 2011-07-18  Richard Guenther  <rguenther@suse.de>
13734
13735         * gimplify.c (gimplify_expr): Use input_location, not saved_location
13736         when building new trees.
13737
13738 2011-07-18  Richard Guenther  <rguenther@suse.de>
13739
13740         * expr.c (expand_expr_real_2): Properly truncate the BIT_NOT_EXPR
13741         expansion result to bitfield precision if required.
13742
13743 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13744
13745         * config.gcc (i[3456x]86-*-netware*): Remove.
13746
13747         * gthr-nks.h: Remove.
13748         * configure.ac (enable_threads): Remove nks.
13749         * configure: Regenerate.
13750
13751         * config/i386/i386.c (ix86_encode_section_info): Remove netware
13752         reference.
13753         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): Remove
13754         <netware.h> reference.
13755
13756         * config/i386/netware-libgcc.c,
13757         gcc/config/i386/netware-libgcc.def,
13758         gcc/config/i386/netware-libgcc.exp, gcc/config/i386/netware.c,
13759         gcc/config/i386/netware.h, gcc/config/i386/netware.opt,
13760         gcc/config/i386/nwld.c, gcc/config/i386/nwld.h,
13761         gcc/config/i386/t-netware, gcc/config/i386/t-nwld: Remove
13762
13763         * doc/extend.texi (Function Attributes,
13764         callee_pop_aggregate_return): Remove i?86-netware reference.
13765         * doc/install.texi (Configuration, --enable-threads): Remove nks.
13766
13767 2011-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13768
13769         PR target/49746
13770         Revert:
13771         2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13772
13773         * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
13774         patterns.
13775
13776 2011-07-17  Eric Botcazou  <ebotcazou@adacore.com>
13777
13778         PR middle-end/49732
13779         * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
13780
13781 2011-07-16  Matthias Klose  <doko@ubuntu.com>
13782
13783         * doc/install.texi: Document --enable-static-libjava.
13784
13785 2011-07-15  Richard Henderson  <rth@redhat.com>
13786
13787         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13788         Replace all three arguments by returning a VEC of edges.
13789         (add_labels_and_missing_jumps): Accept a VEC of edges, not bare
13790         pointers and counts.
13791         (fix_edges_for_rarely_executed_code): Merge ...
13792         (rest_of_handle_partition_blocks): ... into...
13793         (partition_hot_cold_basic_blocks): ... here.  Return todo items if
13794         any work was performed.
13795         (pass_partition_blocks): Clear todo_flags_finish.
13796
13797 2011-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
13798             Jakub Jelinek  <jakub@redhat.com>
13799             Jonathan Wakely  <jwakely.gcc@gmail.com>
13800
13801         PR libstdc++/49745
13802         * gthr-posix.h: Do not include <unistd.h> unconditionally; use
13803         _GTHREADS_USE_MUTEX_TIMEDLOCK instead of _POSIX_TIMEOUTS.
13804
13805 2011-07-15  Jason Merrill  <jason@redhat.com>
13806
13807         PR testsuite/49741
13808         * Makefile.in ($(lang_checks_parallelized)): Allow --extra_opts
13809         rather than --tool_opts.
13810
13811 2011-07-15  Basile Starynkevitch  <basile@starynkevitch.net>
13812
13813         * doc/plugins.texi (Building GCC plugins): gengtype needs its
13814         corresponding gtype.state.
13815
13816 2011-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13817
13818         PR target/49723
13819         * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
13820
13821 2011-07-15  Eric Botcazou  <ebotcazou@adacore.com>
13822
13823         PR target/48220
13824         * doc/md.texi (Standard Names): Document window_save.
13825         * cfgexpand.c (expand_debug_parm_decl): New function extracted from
13826         expand_debug_expr and expand_debug_source_expr.  If the target has
13827         a window_save instruction, adjust the ENTRY_VALUE_EXP.
13828         (expand_debug_expr) <SSA_NAME>: Call expand_debug_parm_decl if the
13829         SSA_NAME_VAR is a parameter.
13830         (expand_debug_source_expr) <PARM_DECL>: Call expand_debug_parm_decl.
13831         * var-tracking.c (parm_reg_t): New type and associated vector type.
13832         (windowed_parm_regs): New variable.
13833         (adjust_insn): If the target has a window_save instruction and this
13834         is the instruction, make its effect on parameter registers explicit.
13835         (next_non_note_insn_var_location): New function.
13836         (emit_notes_in_bb): Use it instead of NEXT_INSN throughout.
13837         (vt_add_function_parameter): If the target has a window_save insn,
13838         adjust the incoming RTL and record that in windowed_parm_regs.
13839         (vt_finalize): Free windowed_parm_regs.
13840
13841 2011-07-15  Bernd Schmidt  <bernds@codesourcery.com>
13842
13843         * doc/invoke.texi (C6X Options): New section.
13844         * doc/md.texi (TI C6X family): New section.
13845         * config.gcc: Handle tic6x, in particular tic6x-*-elf and
13846         tic6x-*-uclinux.
13847         * longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
13848         count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
13849         Provide C6X definitions.
13850         * config/c6x/c6x.md: New file.
13851         * config/c6x/constraints.md: New file.
13852         * config/c6x/predicates.md: New file.
13853         * config/c6x/c6x-sched.md.in: New file.
13854         * config/c6x/c6x-sched.md: New file.
13855         * config/c6x/gensched.sh: New file.
13856         * config/c6x/c6x-mult.md.in: New file.
13857         * config/c6x/genmult.sh: New file.
13858         * config/c6x/c6x-mult.md: New file.
13859         * config/c6x/sync.md: New file.
13860         * config/c6x/c6x-protos.h: New file.
13861         * config/c6x/sfp-machine.h: New file.
13862         * config/c6x/c6x.c: New file.
13863         * config/c6x/c6x.h: New file.
13864         * config/c6x/crti.s: New file.
13865         * config/c6x/crtn.s: New file.
13866         * config/c6x/lib1funcs.asm: New file.
13867         * config/c6x/c6x-modes.def: New file.
13868         * config/c6x/genopt.sh: New file.
13869         * config/c6x/c6x.opt: New file.
13870         * config/c6x/c6x-tables.opt: New file.
13871         * config/c6x/c6x-opts.h: New file.
13872         * config/c6x/c6x-isas.def: New file.
13873         * config/c6x/elf.h: New file.
13874         * config/c6x/elf-common.h: New file.
13875         * config/c6x/uclinux-elf.h: New file.
13876         * config/c6x/t-c6x: New file.
13877         * config/c6x/t-c6x-elf: New file.
13878         * config/c6x/t-c6x-uclinux: New file.
13879         * config/c6x/t-c6x-softfp: New file.
13880         * config/c6x/gtd.c: New file.
13881         * config/c6x/gtf.c: New file.
13882         * config/c6x/ltd.c: New file.
13883         * config/c6x/ltf.c: New file.
13884         * config/c6x/ged.c: New file.
13885         * config/c6x/gef.c: New file.
13886         * config/c6x/led.c: New file.
13887         * config/c6x/lef.c: New file.
13888         * config/c6x/eqd.c: New file.
13889         * config/c6x/eqf.c: New file.
13890         * config/c6x/libgcc-c6xeabi.ver: New file.
13891
13892         Revert
13893         2003-07-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
13894         PR rtl-optimization/11320
13895         * sched-int.h (struct deps) [reg_conditional_sets]: New field.
13896         (struct sched_info) [compute_jump_reg_dependencies]: New prototype.
13897         * sched-deps.c (sched_analyze_insn) [JUMP_INSN]: Update call to
13898         current_sched_info->compute_jump_reg_dependencies. Record which
13899         registers are used and which registers are set by the jump.
13900         Clear deps->reg_conditional_sets after a barrier.
13901         Set deps->reg_conditional_sets if the insn is a COND_EXEC.
13902         Clear deps->reg_conditional_sets if the insn is not a COND_EXEC.
13903         (init_deps): Initialize reg_conditional_sets.
13904         (free_deps): Clear reg_conditional_sets.
13905         * sched-ebb.c (compute_jump_reg_dependencies): New prototype.
13906         Mark registers live on entry of the fallthrough block and conditionally
13907         set as set by the jump. Mark registers live on entry of non-fallthrough
13908         blocks as used by the jump.
13909         * sched-rgn.c (compute_jump_reg_dependencies): New prototype.
13910         Mark new parameters as unused.
13911
13912 2011-07-14  Andrew Pinski  <pinskia@gmail.com>
13913
13914         PR tree-opt/49309
13915         * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
13916         Use fold_build2_loc instead of build2.
13917         Use the correct type for the new tree.
13918
13919 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
13920
13921         PR rtl-optimization/11320
13922         * config/ia64/ia64.md (load_symptr_low): Show a MEM.
13923         * config/ia64/ia64.c (ia64_expand_load_address): Generate it.
13924
13925 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
13926
13927         PR target/49487
13928         * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
13929         of REG.
13930         (*rotw<mode>): Use const_int_operand for operand2.
13931         Use match_scatch for operand3.
13932         (*rotb<mode>): Ditto
13933         * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
13934
13935 2011-07-14  Richard Guenther  <rguenther@suse.de>
13936
13937         PR tree-optimization/49651
13938         * tree-ssa-structalias.c (get_constraint_for_1): Properly
13939         handle dereferences with subvariables.
13940
13941 2011-07-14  Richard Guenther  <rguenther@suse.de>
13942
13943         * gimple-fold.c (fold_gimple_assign): Remove operand swapping.
13944         (fold_stmt_1): Do it here directly on gimple and as a first thing.
13945
13946 2011-07-14  Richard Guenther  <rguenther@suse.de>
13947
13948         * fold-const.c (fold_binary_loc): Convert the !bool_var result,
13949         not bool_var when folding bool_var != 1 or bool_var == 0.
13950
13951 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
13952
13953         * haifa-sched.c (schedule_insns): Remove outdated comment.
13954         (schedule_block): When computing a known value for TODO_SPEC,
13955         just set it rather than using logical operations.
13956         (try_ready): Likewise.  Use a local variable rather than a
13957         pointer to TODO_SPEC.  Reorder an if statement to move the
13958         easy case to the then block.
13959         * sched-deps.c (dep_spec_p): New static function.
13960         (update_dep): Use it to decide whether to call
13961         change_spec_dep_to_hard.
13962         (get_back_and_forw_lists): Use it.
13963         (sd_resolve_dep): Likewise.
13964         (init_dep): If !USE_DEPS_LIST, use zero to initialize status.
13965         (haifa_note_mem_dep): Likewise.
13966         (check_dep): Likewise.
13967         (sd_add_dep): Also clear SPECULATIVE bits if not DO_SPECULATION.
13968         (sched_free_deps): Free in two passes.
13969
13970 2011-07-14  Richard Sandiford  <richard.sandiford@linaro.org>
13971
13972         PR middle-end/49736
13973         * expr.c (all_zeros_p): Undo bogus part of last change.
13974
13975 2011-07-14  Matthias Klose <doko@ubuntu.com>
13976
13977         * doc/extend.texi (optimize attribute): Fix typo.
13978
13979 2011-07-14  Richard Guenther  <rguenther@suse.de>
13980
13981         * gimplify.c (gimplify_expr): Only do required conversions.
13982
13983 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
13984
13985         PR target/43746
13986         * config/avr/elf.h (TARGET_ASM_SELECT_SECTION): Remove,
13987         i.e. use default_elf_select_section.
13988         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Remove.
13989         (READONLY_DATA_SECTION_ASM_OP): Remove.
13990         (TARGET_ASM_NAMED_SECTION): Move from here...
13991         * config/avr/avr.c: ...to here.
13992         (avr_asm_init_sections): Set unnamed callback of readonly_data_section.
13993         (avr_asm_named_section): Make static.
13994
13995 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13996
13997         PR bootstrap/49739
13998         * config.gcc (extra_parts): Add crtprec32.o crtprec64.o crtprec80.o
13999         and crtfastmath.o for Linux/x86.
14000
14001 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
14002
14003         * haifa-sched.c: Include "hashtab.h"
14004         (sched_no_dce): New global variable.
14005         (INSN_EXACT_TICK, INSN_TICK_ESTIMATE, FEEDS_BACKTRACK_INSN,
14006         SHADOW_P): New macros.
14007         (last_clock_var, cycle_issued_insns): Move declarations.
14008         (must_backtrack): New static variable.
14009         (struct delay_pair): New structure.
14010         (delay_htab, delay_htab_i2): New static variables.
14011         (delay_hash_i1, delay_hash_i2, delay_i1_eq, delay_i2_eq,
14012         record_delay_slot_pair, pair_delay, add_delay_dependencies): New
14013         functions.
14014         (dep_cost_1): If delay pairs exist, try to look up the insns and
14015         use the correct pair delay if we find them.
14016         (rank-for_schedule): Tweak priority for insns that must be scheduled
14017         soon to avoid backtracking.
14018         (queue_insn): Detect conditions which force backtracking.
14019         (ready_add): Likewise.
14020         (struct sched_block_state): Add member shadows_only_p.
14021         (struct haifa_save_data): New structure.
14022         (backtrack_queue): New static variable.
14023         (mark_backtrack_feeds, copy_insn_list, save_backtrack_point,
14024         unschedule_insns_until, restore_last_backtrack_point,
14025         free_topmost_backtrack_point, free_backtrack_queue,
14026         estimate_insn_tick, estimate_shadow_tick): New functions.
14027         (prune_ready_list): New arg shadows_only_p.  All callers changed.
14028         If true, remove everything that isn't SHADOW_P.  Look up delay
14029         pairs and estimate ticks to avoid scheduling the first insn too early.
14030         (verify_shadows): New function.
14031         (schedule_block): Add machinery to enable backtracking.
14032         (sched_init): Take sched_no_dce into account when setting
14033         DF_LR_RUN_DCE.
14034         (free_delay_pairs): New function.
14035         (init_h_i_d): Initialize INSN_EXACT_TICK.
14036         * Makefile.in (haifa-sched.o): Add $(HASHTAB_H).
14037         * sched-deps.c (sd_unresolve_dep): New function.
14038         * sched-int. (struct haifa_sched_info): New fields save_state
14039         and restore_state.
14040         (struct _haifa_insn_data): New fields exact_tick, tick_estimate,
14041         feeds_backtrack_insn and shadow_p.
14042         (DO_BACKTRACKING): New value in enum SCHED_FLAGS.
14043         (sched_no_dce): Declare variable.
14044         (record_delay_slot_pair, free_delay_pairs, add_delay_dependencies,
14045         sd_unresolve_dep): Declare functions.
14046         * modulo-sched.c (sms_sched_info): Clear the two new fields.
14047         * sched-rgn.c (rgn_const_sched_info): Likewise.
14048         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
14049         * sched-ebb.c (save_ebb_state, restore_ebb_state): New functions.
14050         (ebb_sched_info): Add them for the two new fields.
14051         (add_deps_for_risky_insns): Call add_delay_dependencies.
14052
14053 2011-07-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
14054
14055         * config/rs6000/rs6000.opt (-mpointers-to-nested-functions):
14056         Rename -mr11.
14057         * config/rs6000/rs6000.c (rs6000_trampoline_init): Ditto.
14058         (rs6000_call_indirect_aix): Ditto.
14059         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Ditto.
14060         (call_indirect_aix<ptrsize>_internal): Ditto.
14061         (call_indirect_aix<ptrsize>_nor11): Ditto.
14062         (call_indirect_aix<ptrsize>_internal2): Ditto.
14063         (call_value_indirect_aix<ptrsize>): Ditto.
14064         (call_value_indirect_aix<ptrsize>_internal): Ditto.
14065         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
14066         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
14067         * doc/invoke.texi (RS/6000 and PowerPC Options): Ditto.
14068
14069 2011-07-13  Jason Merrill  <jason@redhat.com>
14070
14071         * Makefile.in ($(lang_checks_parallelized)): Allow --tool_opts.
14072
14073 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14074
14075         * config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2.
14076         * config/spu/spu.md ("clrsb<mode>2"): New expander.
14077
14078 2011-07-13  Thomas Schwinge  <thomas@schwinge.name>
14079
14080         * acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
14081         * configure: Regenerate.
14082
14083 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14084
14085         * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
14086         (asm_file_start): Remove.
14087         (spu_machine_dependent_reorg): Call compute_bb_for_insn and
14088         free_bb_for_insn around code that modifies insns before
14089         restarting df analysis.
14090
14091 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14092
14093         PR target/49541
14094         * config/sol2.h (LIB_SPEC): Simplify.  Move LIB_THREAD_LDFLAGS_SPEC ...
14095         (LINK_SPEC): ... here.
14096
14097 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14098
14099         * haifa-sched.c (struct sched_block_state): New.
14100         (schedule_block): Move some local variables into such a structure.
14101
14102 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14103
14104         * config/i386/crtprec.c: Move to ../libgcc/config/i386.
14105         * config/i386/t-crtpc: Remove.
14106         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
14107         * config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from
14108         tmake_file.
14109         (x86_64-*-darwin*): Likewise.
14110         (i[34567]86-*-linux*): Likewise.
14111         (x86_64-*-linux*): Likewise.
14112
14113         * config/i386/sol2.h (ENDFILE_SPEC): Redefine.
14114         Handle -mpc32, -mpc64, -mpc80.
14115
14116 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14117
14118         * config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha.
14119         * config/alpha/t-crtfm: Remove.
14120         * config/i386/crtfastmath.c: Move to ../libgcc/config/i386.
14121         * config/i386/t-crtfm: Remove.
14122         * config/ia64/crtfastmath.c: Move to ../libgcc/config/ia64.
14123         * config/mips/crtfastmath.c: Move to ../libgcc/config/mips.
14124         * config/sparc/crtfastmath.c: Move to ../libgcc/config/sparc.
14125         * config/sparc/t-crtfm: Remove.
14126
14127         * config.gcc (alpha*-*-linux*): Remove alpha/t-crtfm from tmake_file.
14128         (alpha*-*-freebsd*): Likewise.
14129         (i[34567]86-*-darwin*): Remove i386/t-crtfm from tmake_file.
14130         (x86_64-*-darwin*): Likewise.
14131         (i[34567]86-*-linux*): Likewise.
14132         (x86_64-*-linux*): Likewise.
14133         (x86_64-*-mingw*): Likewise.
14134         (ia64*-*-elf*): Remove crtfastmath.o from extra_parts.
14135         (ia64*-*-freebsd*): Likewise.
14136         (ia64*-*-linux*): Likewise.
14137         (mips64*-*-linux*): Likewise.
14138         (mips*-*-linux*): Likewise.
14139         (sparc-*-linux*): Remove sparc/t-crtfm from tmake_file.
14140         (sparc64-*-linux*): Likewise.
14141         (sparc64-*-freebsd*): Likewise.
14142
14143 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14144
14145         * config/darwin-crt2.c: Move to ../libgcc/config/rs6000.
14146         * config/darwin-crt3.c: Move to ../libgcc/config.
14147         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
14148         ($(T)crt3$(objext)): Remove.
14149         * config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Remove.
14150         ($(T)crt2$(objext)): Remove.
14151         * config.gcc (powerpc-*-darwin*): Remove extra_parts.
14152         (powerpc64-*-darwin*): Likewise.
14153
14154 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
14155
14156         * config/i386/i386.c (x86_output_mi_thunk): Support ptr_mode != Pmode.
14157
14158         * config/i386/i386.md (*addsi_1_zext): Renamed to ...
14159         (addsi_1_zext): This.
14160
14161 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14162
14163         * doc/tm.texi.in (TARGET_ASM_MERGEABLE_RODATA_PREFIX): Add hook.
14164         * doc/tm.texi: Regenerate.
14165         * target.def (mergeable_rodata_prefix): New defhookpod.
14166         * varasm.c (mergeable_string_section, mergeable_constant_section):
14167         Use it. Allocate name with alloca.
14168
14169 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
14170
14171         * doc/invoke.texi (x86): Remove -mfused-madd and add -mfma.
14172
14173 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
14174
14175         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Tighten
14176         overlap check.
14177
14178 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
14179
14180         * tree.h (categorize_ctor_elements): Remove comment.  Fix long line.
14181         (count_type_elements): Delete.
14182         (complete_ctor_at_level_p): Declare.
14183         * expr.c (flexible_array_member_p): New function, split out from...
14184         (count_type_elements): ...here.  Make static.  Replace allow_flexarr
14185         parameter with for_ctor_p.  When for_ctor_p is true, return the
14186         number of elements that should appear in the top-level constructor,
14187         otherwise return an estimate of the number of scalars.
14188         (categorize_ctor_elements): Replace p_must_clear with p_complete.
14189         (categorize_ctor_elements_1): Likewise.  Use complete_ctor_at_level_p.
14190         (complete_ctor_at_level_p): New function, borrowing union logic
14191         from old categorize_ctor_elements_1.
14192         (mostly_zeros_p): Return true if the constructor is not complete.
14193         (all_zeros_p): Update call to categorize_ctor_elements.
14194         * gimplify.c (gimplify_init_constructor): Update call to
14195         categorize_ctor_elements.  Don't call count_type_elements.
14196         Unconditionally prevent clearing for variable-sized types,
14197         otherwise rely on categorize_ctor_elements to detect
14198         incomplete initializers.
14199
14200 2011-07-13  Richard Guenther  <rguenther@suse.de>
14201
14202         * tree-vrp.c (simplify_conversion_using_ranges): Make sure
14203         the final type is integral.
14204
14205 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14206
14207         * sched-int.h (struct _dep): Add member cost.
14208         (DEP_COST, UNKNOWN_DEP_COST): New macros.
14209         * sched-deps.c (init_dep_1): Initialize DEP_COST.
14210         * haifa-sched.c (dep_cost_1): Use and set DEP_COST.
14211         (sched_change_pattern): Reset it for dependent insns.
14212
14213 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14214
14215         * Makefile.in (CRT0STUFF_T_CFLAGS): Remove.
14216         ($(T)crt0.o, $(T)mcrt0.o, s-crt0): Remove.
14217         * config/i386/netware-crt0.c: Move to ../libgcc/config/i386.
14218         * config/i386/t-nwld (CRTSTUFF_T_CFLAGS, CRT0STUFF_T_CFLAGS): Remove.
14219         (CRT0_S, MCRT0_S): Remove.
14220         ($(T)libgcc.def, $(T)libc.def, $(T)libcpre.def, $(T)posixpre.def):
14221         Remove.
14222         (s-crt0): Remove.
14223         * config.gcc (i[3456x]86-*-netware*): Remove extra_parts.
14224
14225 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
14226
14227         * cse.c (insert_with_costs): Put semi-colon after empty loop body
14228         on the next line.
14229         * emit-rtl.c (push_to_sequence): Likewise.
14230         * haifa-sched.c (max_issue): Likewise.
14231         * matrix-reorg.c (add_allocation_site): Likewise.
14232         * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
14233         * reload.c (alternative_allows_const_pool_ref): Likewise.
14234         * sched-rgn.c (rgn_add_block): Likewise.
14235         (rgn_fix_recovery_cfg): Likewise.
14236         * tree.c (attribute_list_contained): Likewise.
14237
14238 2011-07-12  Uros Bizjak  <ubizjak@gmail.com>
14239
14240         * config/i386/i386.c: Tidy processor feature bitmasks.
14241         (m_P4_NOCONA): New.
14242
14243 2011-07-12  Andrew Pinski  <pinskia@gmail.com>
14244
14245         PR rtl-opt/49474
14246         * cprop.c (find_implicit_sets): Correct the condition.
14247
14248 2011-07-12  Richard Henderson  <rth@redhat.com>
14249
14250         PR target/49713
14251         * dwarf2out.h (dwarf_frame_regnum): Remove.
14252         * dwarf2out.c (based_loc_descr): Revert last change.  Initialize regno
14253         earlier from DWARF_FRAME_REGNUM.  Never use dbx_reg_number.
14254         * dwarf2cfi.c (dw_stack_pointer_regnum, dw_frame_pointer_regnum): New.
14255         (execute_dwarf2_frame): Initialize them.
14256         (DW_STACK_POINTER_REGNUM, DW_FRAME_POINTER_REGNUM): Remove; replace
14257         users of the macros with the variables.
14258         (expand_builtin_dwarf_sp_column): Revert last change.
14259         (expand_builtin_init_dwarf_reg_sizes): Likewise.  Compute the
14260         result of DWARF_FRAME_REGNUM into a local variable.
14261
14262 2011-07-12  Richard Henderson  <rth@redhat.com>
14263
14264         PR target/49714
14265         * config/i386/i386.c (x86_output_mi_thunk): Use
14266         machopic_indirect_call_target instead of machopic_indirection_name
14267         directly.
14268
14269 2011-07-12  Laurent GUERBY  <laurent@guerby.net>
14270             Eric Botcazou  <ebotcazou@adacore.com>
14271
14272         * prefix.h: Wrap up in extern "C" block.
14273
14274 2011-07-12  Harsha Jagasia  <harsha.jagasia@amd.com>
14275
14276         AMD bdver2 Enablement
14277         * config.gcc (i[34567]86-*-linux* | ...): Add bdver2.
14278         (case ${target}): Add bdver2.
14279         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14280         -march=native recognize bdver2 processors.
14281         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14282         bdver2 def_and_undef
14283         * config/i386/i386.c (struct processor_costs bdver2_cost): New
14284         bdver2 cost table.
14285         (m_BDVER2): New definition.
14286         (m_AMD_MULTIPLE): Includes m_BDVER2.
14287         (initial_ix86_tune_features): Add bdver2 tuning.
14288         (processor_target_table): Add bdver2 entry.
14289         (static const char *const cpu_names): Add bdver2 entry.
14290         (ix86_option_override_internal): Add bdver2 instruction sets.
14291         (ix86_issue_rate): Add bdver2.
14292         (ix86_adjust_cost): Add bdver2.
14293         (has_dispatch): Add bdver2.
14294         * config/i386/i386.h (TARGET_BDVER2): New definition.
14295         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_bdver2.
14296         (enum processor_type): Add PROCESSOR_BDVER2.
14297         * config/i386/i386.md (define_attr "cpu"): Add bdver2.
14298         * config/i386/i386.opt ( mdispatch-scheduler): Add bdver2 to
14299         description.
14300
14301 2011-07-12  Richard Henderson  <rth@redhat.com>
14302
14303         PR target/49714
14304         * config/i386/i386.c (x86_output_mi_thunk): Fix mode for
14305         destination address in memory on some paths.
14306
14307 2011-07-12  Bernd Schmidt  <bernds@codesourcery.com>
14308
14309         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Mention
14310         TARGET_FUNCTION_ARG_ROUND_BOUNDARY.
14311         (TARGET_FUNCTION_ARG_ROUND_BOUNDARY): Add hook.
14312         * function.c (locate_and_pad_parm): Take it into account.
14313         * target.def (function_arg_round_boundary): New hook.
14314         * targhooks.c (default_function_arg_round_boundary): New function.
14315         * targhooks.h (default_function_arg_round_boundary): Declare.
14316         * doc/tm.texi: Regenerate.
14317
14318 2011-07-12  Richard Guenther  <rguenther@suse.de>
14319
14320         * tree-ssa-copyrename.c (rename_ssa_copies): Zero statistics.
14321         Do not perform no-op changes.
14322
14323 2011-07-12  Richard Sandiford  <richard.sandiford@linaro.org>
14324
14325         * config/arm/predicates.md (neon_struct_operand): Make a normal
14326         predicate.
14327         (neon_struct_or_register_operand): New predicate.
14328         * config/arm/neon.md (movmisalign<mode>): Replace predicates
14329         with neon_struct_or_register_operand.
14330         (*movmisalign<mode>_neon_store, *movmisalign<mode>_neon_load): Use
14331         neon_struct_operand instead of memory_operand.
14332
14333 2011-07-12  Martin Jambor  <mjambor@suse.cz>
14334
14335         * cgraph.h (cgraph_get_node_or_alias): Removed declaration.
14336         * cgraph.c (cgraph_get_node_or_alias): Removed.
14337         (change_decl_assembler_name): Changed all calls to
14338         cgraph_get_node_or_alias to a call to cgraph_get_node.
14339         (cgraph_make_decl_local): Likewise.
14340         * lto-symtab.c (lto_symtab_resolve_symbols): Likewise.
14341         * varasm.c (default_binds_local_p_1): Likewise.
14342         (decl_binds_to_current_def_p): Likewise.
14343
14344 2011-07-12  Jakub Jelinek  <jakub@redhat.com>
14345
14346         PR tree-optimization/49712
14347         * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle TARGET_MEM_REF.
14348
14349 2011-07-11  Bernd Schmidt  <bernds@codesourcery.com>
14350
14351         * genautomata.c (add_arc): Return void.  All callers changed.
14352         (make_automaton): Remove dead code.
14353
14354 2011-07-11  Richard Henderson  <rth@redhat.com>
14355
14356         * dwarf2cfi.c (DW_STACK_POINTER_REGNUM): New.
14357         (DW_FRAME_POINTER_REGNUM): New.
14358         (expand_builtin_init_dwarf_reg_sizes): Use unsigned for rnum.
14359         (def_cfa_1): Do not convert reg to DWARF_FRAME_REGNUM here.
14360         (dwf_regno): New.
14361         (dwarf2out_flush_queued_reg_saves, dwarf2out_frame_debug_def_cfa,
14362         dwarf2out_frame_debug_adjust_cfa, dwarf2out_frame_debug_cfa_register,
14363         dwarf2out_frame_debug_cfa_expression, dwarf2out_frame_debug_expr):
14364         Use it.
14365         * dwarf2out.c (based_loc_descr): Use dwarf_frame_regnum.
14366         * dwarf2out.h (dwarf_frame_regnum): New.
14367         (struct cfa_loc): Document the domain of the reg member.
14368
14369 2011-07-11  Uros Bizjak  <ubizjak@gmail.com>
14370
14371         * config/i386/i386.c (ix86_trampoline_init): Switch arms of if expr.
14372         Use offset everywhere.  Always assert that offset <= TRAMPOLINE_SIZE.
14373
14374 2011-07-11  Jakub Jelinek  <jakub@redhat.com>
14375
14376         PR debug/49676
14377         * dwarf2out.c (int_shift_loc_descriptor): New function.
14378         (int_loc_descriptor): If shorter, emit i as
14379         (i >> shift), shift, DW_OP_shl for suitable shift value.
14380         Similarly, try to optimize large negative values using
14381         DW_OP_neg of a positive value if shorter.
14382         (size_of_int_shift_loc_descriptor): New function.
14383         (size_of_int_loc_descriptor): Adjust to match int_loc_descriptor
14384         changes.
14385         (mem_loc_descriptor) <case CONST_INT>: Emit zero-extended constants
14386         that fit into DWARF2_ADDR_SIZE bytes as int_loc_descriptor +
14387         DW_OP_GNU_convert instead of DW_OP_GNU_const_type if the former
14388         is shorter.
14389         (resolve_addr_in_expr): Optimize DW_OP_plus_uconst with a large
14390         addend as added DW_OP_plus if it is shorter.
14391
14392 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14393
14394         * config/i386/sol2.h [!USE_GLD] (CTORS_SECTION_ASM_OP): Define.
14395         (DTORS_SECTION_ASM_OP): Define.
14396
14397 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14398
14399         * config/dfp-bit.c, config/dfp-bit.h: Move to ../libgcc.
14400         * config/t-dfprules: Move to ../libgcc/config.
14401         * config.gcc (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14402         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
14403         i[34567]86-*-kopensolaris*-gnu): Remove t-dfprules from tmake_file.
14404         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
14405         Likewise.
14406         (i[34567]86-*-cygwin*): Likewise.
14407         (i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
14408         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
14409         * Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): Remove.
14410         (libgcc.mvars): Remove DFP_ENABLE, DFP_CFLAGS, D32PBIT_FUNCS,
14411         D64PBIT_FUNCS, D128PBIT_FUNCS.
14412
14413 2011-07-11  Richard Guenther  <rguenther@suse.de>
14414
14415         * tree-vrp.c (simplify_conversion_using_ranges): Manually
14416         translate the source value-range through the conversion chain.
14417
14418 2011-07-11  Richard Sandiford  <richard.sandiford@linaro.org>
14419
14420         * expr.c (expand_expr_real_1): Use expand_insn for movmisalign.
14421
14422 2011-07-11  Arthur Loiret  <aloiret@debian.org>
14423
14424         * config.gcc (s390-*-linux*): If 'enabled_targets' is 'all', build
14425         a bi-arch compiler defaulting to 31-bit. In this case:
14426         (tmake_file): Add s390/t-linux64.
14427         * doc/install.texi: Add s390-linux to the list of targets supporting
14428         --enable-targets=all.
14429
14430 2011-07-11  Arthur Loiret  <aloiret@debian.org>
14431             Matthias Klose <doko@debian.org>
14432
14433         * config.gcc (mips*-*-linux*): If 'enabled_targets' is 'all', build
14434         a tri-arch compiler defaulting to 32-bit (ABI o32). In this case:
14435         (tm_file): Add mips/linux64.h.
14436         (tmake_file): Add mips/t-linux64.
14437         (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
14438         * config/mips/linux64.h (DRIVER_SELF_SPECS): Use MULTILIB_ABI_DEFAULT
14439         instead of hardcoded mabi=n32.
14440         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
14441         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
14442         convention.
14443
14444 2011-07-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14445
14446         * passes.c (init_optimization_passes): Add invariant motion pass
14447         after induction variable optimization.
14448
14449 2011-07-11  Georg-Johann Lay  <avr@gjlay.de>
14450
14451         PR target/39633
14452         * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
14453         offsets 1..5 set cc0 in a usable way.
14454
14455 2011-07-11  Romain Geissler  <romain.geissler@gmail.com>
14456
14457         * tree.h (call_expr_arg): Remove.
14458         (call_expr_argp): Likewise.
14459
14460 2011-07-11  Eric Botcazou  <ebotcazou@adacore.com>
14461
14462         * config/sparc/sparc.md (save_register_window_1): Rename to...
14463         (window_save): ...this.
14464         * config/sparc/sparc.c (emit_save_register_window): Rename to...
14465         (emit_window_save): ...this.
14466         (sparc_expand_prologue): Adjust to above renaming.
14467
14468 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
14469
14470         * config/i386/i386.c (ix86_trampoline_init): Use movl instead
14471         of movabs for x32.
14472
14473 2011-07-10  Richard Henderson  <rth@redhat.com>
14474
14475         * config/i386/i386.c (x86_output_mi_thunk): Generate rtl and
14476         run final, instead of emitting text directly.
14477
14478 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
14479
14480         * config/i386/i386.c (ix86_option_override_internal): Turn on
14481         OPTION_MASK_ISA_64BIT for TARGET_X32.  Only allow small and
14482         small PIC models for TARGET_X32.
14483
14484 2011-07-10  Hans-Peter Nilsson  <hp@axis.com>
14485
14486         PR target/49684
14487         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Don't include
14488         $(LIBGCC2_CFLAGS).
14489
14490         PR bootstrap/49680
14491         * config/cris/cris.c (cris_asm_output_case_end): Robustify against
14492         stray notes and debug insns by using prev_nonnote_nondebug_insn
14493         instead of PREV_INSN.
14494
14495 2011-07-09  Richard Henderson  <rth@redhat.com>
14496
14497         * defaults.h (DWARF2_ADDR_SIZE, DWARF_OFFSET_SIZE,
14498         DWARF_TYPE_SIGNATURE_SIZE): Move from ...
14499         * dwarf2out.c: ... here.
14500         (output_all_cfis): Remove.
14501         (dwarf2out_switch_text_section): Use output_cfis directly.
14502         (size_of_locs): Export.
14503         (output_loc_sequence, output_loc_sequence_raw): Export.
14504         (div_data_align, need_data_align_sf_opcode, dwarf_cfi_name, output_cfi,
14505         output_cfi_directive, dwarf2out_emit_cfi, output_cfis, output_cfa_loc,
14506         output_cfa_loc_raw): Move to ...
14507         * dwarfcfi.c: ... here.
14508         * dwarf2out.h: Update decls.
14509
14510 2011-07-09  Richard Henderson  <rth@redhat.com>
14511
14512         * defaults.h (DWARF_CIE_DATA_ALIGNMENT, DWARF_FRAME_RETURN_COLUMN,
14513         DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Move from ...
14514         * dwarf2cfi.c: ... here.
14515         (PTR_SIZE, DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE): Remove.
14516         (DWARF_ROUND, DWARF_CIE_ID): Remove.
14517         * dwarf2out.c (INCOMING_RETURN_ADDR_RTX): Remove.
14518         (DWARF2_FRAME_REG_OUT, DWARF_CIE_DATA_ALIGNMENT): Remove.
14519         (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): Remove.
14520
14521 2011-07-09  Richard Henderson  <rth@redhat.com>
14522
14523         * dwarf2cfi.c (cie_return_save): New.
14524         (queue_reg_save): Use compare_reg_or_pc.
14525         (dwarf2out_flush_queued_reg_saves): Handle pc_rtx as return column.
14526         (dwarf2out_frame_debug_expr): Likewise.
14527         (dwarf2out_frame_debug_cfa_register): Record saved reg for pc too.
14528         (initial_return_save): Likewise.
14529         (execute_dwarf2_frame): Save and restore initial return save from
14530         the cie to the fde.
14531         * config/mips/mips.c (mips_frame_set): Remove special case for
14532         DWARF_FRAME_RETURN_COLUMN.
14533
14534 2011-07-09  Richard Henderson  <rth@redhat.com>
14535
14536         * dwarf2cfi.c (lookup_cfa): Remove.
14537         (execute_dwarf2_frame): Assert queues are empty on entry.
14538         Setup initial cfa directly, not via lookup_cfa.
14539         Don't clear args_size state here.
14540
14541 2011-07-09  Richard Henderson  <rth@redhat.com>
14542
14543         * dwarf2cfi.c (add_cfi_vec): New.
14544         (add_cfi): Rename from add_fde_cfi.  Add the element to add_cfi_vec.
14545         (def_cfa_1, reg_save): Remove for_cie argument.  Update all callers.
14546         (execute_dwarf2_frame): Set add_cfi_vec.
14547
14548 2011-07-09  Richard Henderson  <rth@redhat.com>
14549
14550         * defaults.h (ASM_COMMENT_START): Move here...
14551         * dwarf2asm.c: ... from here.
14552         * dwarf2out.c, final.c, vmsdbgout.c: Remove duplicates.
14553         * toplev.c: Remove ifndef tests of ASM_COMMENT_START.
14554         * varasm.c: Likewise.
14555
14556 2011-07-09  Richard Henderson  <rth@redhat.com>
14557
14558         PR debug/49686
14559         * dwarf2cfi.c (dwarf2out_frame_debug): Don't set cfi_insn here...
14560         (create_cfi_notes): ... do it here instead.
14561
14562 2011-07-09  Jakub Jelinek  <jakub@redhat.com>
14563
14564         PR debug/49676
14565         * dwarf2out.c (size_of_int_loc_descriptor): New function.
14566         (address_of_int_loc_descriptor): Use it.
14567         (scompare_loc_descriptor): Optimize EQ/NE comparison with constant.
14568
14569 2011-07-09  Richard Henderson  <rth@redhat.com>
14570
14571         * config/pdp11/pdp11.md (define_c_enum "unspecv"): New.
14572         (prologue, epilogue): New.
14573         (return, *rts): New.
14574         (blockage, setd, seti): New.
14575         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
14576         (TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14577         (pdp11_saved_regno): New.
14578         (pdp11_expand_prologue): Rename from pdp11_output_function_prologue;
14579         generate rtl instead of text.
14580         (pdp11_expand_epilogue): Similarly from pdp11_output_function_epilogue.
14581         (pdp11_sp_frame_offset): Export.  Use pdp11_saved_regno.
14582         * config/pdp11/pdp11-protos.h: Update.
14583
14584 2011-07-09  Richard Henderson  <rth@redhat.com>
14585
14586         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
14587         try to insert an rtl prologue here.
14588         (rs6000_output_function_epilogue): Similarly.
14589         * config/rs6000/rs6000.md (prologue): Emit a barrier to
14590         satisfy !TARGET_SCHED_PROLOG.
14591         (epilogue, sibcall_epilogue): Likewise.
14592
14593 2011-07-09  Eric Botcazou  <ebotcazou@adacore.com>
14594
14595         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Move around.
14596         (FP_REG_P): Delete.
14597         (IN_OR_GLOBAL_P): Likewise.
14598
14599 2011-07-08  Jason Merrill  <jason@redhat.com>
14600
14601         PR c++/45437
14602         * gimplify.c (goa_stabilize_expr): Handle RHS preevaluation in
14603         compound assignment.
14604
14605         * cgraph.c (cgraph_add_to_same_comdat_group): New.
14606         * cgraph.h: Declare it.
14607         * ipa.c (function_and_variable_visibility): Make sure thunks
14608         have the right visibility.
14609
14610 2011-07-08  Richard Henderson  <rth@redhat.com>
14611
14612         PR bootstrap/49680
14613         * dwarf2cfi.c (dwarf2out_frame_debug): Insert cfi notes after
14614         any tablejump vector.
14615
14616         PR bootstrap/49680
14617         * dwarf2cfi.c (create_cfi_notes): Flush queued saves at the
14618         end of the prologue.
14619
14620 2011-07-08  Jakub Jelinek  <jakub@redhat.com>
14621
14622         PR target/49621
14623         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
14624         CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE.
14625         * config/rs6000/vector.md (vector_select_<mode>,
14626         vector_select_<mode>_uns): Change second operand of NE to
14627         CONST0_RTX (<MODE>mode) instead of const0_rtx.
14628         * config/rs6000/altivec.md (*altivec_vsel<mode>,
14629         *altivec_vsel<mode>_uns): Expect second operand of NE to be
14630         zero_constant of the corresponding vector mode.
14631         * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
14632         Likewise.
14633
14634 2011-07-08  Sebastian Pop  <sebastian.pop@amd.com>
14635
14636         * graphite-dependences.c (build_alias_set_powerset): Remove
14637         continue from loop, add one more assert.
14638
14639 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
14640
14641         PR target/46779
14642         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14643         In particular, allow 8-bit values in r28 and r29.
14644         (avr_hard_regno_scratch_ok): Disallow any register that might be
14645         part of the frame pointer.
14646         (avr_hard_regno_rename_ok): Same.
14647         (avr_legitimate_address_p): Don't allow SUBREGs.
14648
14649 2011-07-08  Julian Brown  <julian@codesourcery.com>
14650
14651         * config/arm/neon.md (vec_shr_<mode>, vec_shl_<mode>): Disable in
14652         big-endian mode.
14653         (reduc_splus_<mode>, reduc_uplus_<mode>, reduc_smin_<mode>)
14654         (reduc_smax_<mode>, reduc_umin_<mode>, reduc_umax_<mode>)
14655         (neon_vec_unpack<US>_lo_<mode>, neon_vec_unpack<US>_hi_<mode>)
14656         (vec_unpack<US>_hi_<mode>, vec_unpack<US>_lo_<mode>)
14657         (neon_vec_<US>mult_lo_<mode>, vec_widen_<US>mult_lo_<mode>)
14658         (neon_vec_<US>mult_hi_<mode>, vec_widen_<US>mult_hi_<mode>)
14659         (vec_pack_trunc_<mode>, neon_vec_pack_trunc_<mode>): Disable for Q
14660         registers in big-endian mode.
14661
14662 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
14663
14664         * genattrtab.c (evaluate_eq_attr): Allow an attribute to be defined
14665         in terms of another.
14666         (write_attr_value): Write a cast if necessary.
14667
14668         * defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default.
14669         * doc/tm.texi.in (WORDS_BIG_ENDIAN): Mention REG_WORDS_BIG_ENDIAN.
14670         (REG_WORDS_BIG_ENDIAN): Document.
14671         * doc/tm.texi: Regenerate.
14672         * reload.c (operands_match_p): Take it into account.
14673         (reload_adjust_reg_for_mode): Likewise.
14674         * rtlanal.c (subreg_get_info): Likewise.
14675
14676 2011-07-08  Richard Guenther  <rguenther@suse.de>
14677
14678         * fold-const.c (fold_binary_loc): Remove index +p PTR -> PTR +p index
14679         folding.
14680
14681 2011-07-08  Kai Tietz  <ktietz@redhat.com>
14682
14683         * fold-const.c (fold_truth_andor): Factored out truth_andor
14684         label from fold_binary as function.
14685         (fold_binary_loc): Replace truth_andor lable
14686         by function fold_truth_andor.
14687
14688 2011-07-08  Kirill Yukhin  <kirill.yukhin@intel.com>
14689
14690         PR middle-end/49519
14691         * calls.c (mem_overlaps_already_clobbered_arg_p): Additional
14692         check if address is stored in register. If so - give up.
14693         (check_sibcall_argument_overlap_1): Do not perform check of
14694         overlapping when it is call to address.
14695
14696 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
14697
14698         * config/avr/avr.c (output_reload_insisf): Use 'REG_Z+1' instead
14699         of magic '31'.
14700
14701 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
14702
14703         * optabs.c (expand_binop): Use GET_MODE_PRECISION instead of
14704         GET_MODE_BITSIZE where appropriate.
14705         (widen_leading, expand_parity, expand_ctz, expand_ffs,
14706         expand_unop, expand_abs_nojump, expand_one_cmpl_abs_nojump,
14707         expand_float, expand_fix): Likewise.
14708         * expr.c (convert_move, convert_modes, expand_expr_real_2,
14709         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
14710         * stor-layout.c (get_mode_bounds): Likewise.
14711         * cfgexpand.c (convert_debug_memory_address, expand_debug_expr):
14712         Likewise.
14713         * convert.c (convert_to_integer): Likewise.
14714         * expmed.c (expand_shift_1): Likewise.
14715
14716         * rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against
14717         a bitsize.
14718
14719         * optabs.c (expand_binop): Tighten conditions for doubleword
14720         expansions.
14721         (widen_bswap): Assert that mode bitsize and precision are the same.
14722         * stor-layout.c (get_best_mode): Skip modes that have lower
14723         precision than bitsize.
14724         * recog.c (simplify_while_replacing): Assert that bitsize and
14725         precision are the same.
14726
14727 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14728
14729         * Makefile.in (LIBGCOV): Remove.
14730         (libgcc.mvars): Remove LIBGCOV.
14731         * libgov.c: Move to ../libgcc.
14732
14733 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14734
14735         * config/fixed-bit.c, config/fixed-bit.h: Move to ../libgcc.
14736
14737 2011-07-08  Martin Jambor  <mjambor@suse.cz>
14738
14739         * tree-sra.c (analyze_all_variable_accesses): Dump that a struture
14740         is too big for total scalarization.
14741
14742 2011-07-07  Richard Henderson  <rth@redhat.com>
14743
14744         * config/alpha/elf.h (MIPS_DEBUGGING_INFO): Undef.
14745         (DBX_DEBUGGING_INFO): Undef.
14746
14747 2011-07-07  Richard Henderson  <rth@redhat.com>
14748
14749         * dwarf2out.c (output_cfi_directive): Export.  Add FILE parameter.
14750         Handle some opcodes specially for debugging.
14751         * print-rtl.c: Include dwarf2out.h
14752         (print_rtx): Handle NOTE_INSN_CFI.
14753         * Makefile.in (print-rtl.o): Update.
14754
14755 2011-07-07  Richard Henderson  <rth@redhat.com>
14756
14757         * tree-pass.h (pass_dwarf2_frame): Declare.
14758         * passes.c (init_optimization_passes): Add it.
14759         * dwarf2cfi.c (dwarf2out_frame_debug): Make static.
14760         (create_cfi_notes): Rename from dwarf2out_frame_debug_after_prologue;
14761         make static, do not call add_cfis_to_fde.
14762         (dwarf2out_frame_debug_init, dwarf2cfi_function_init,
14763         dwarf2out_frame_init): Merge into...
14764         (execute_dwarf2_frame): ... here.  New function.
14765         (dwarf2out_do_frame, dwarf2out_do_cfi_asm): Make boolean.  Change
14766         saved_do_cfi_asm to a tri-state variable.
14767         (gate_dwarf2_frame, pass_dwarf2_frame): New.
14768         * dwarf2out.c (dwarf2out_begin_prologue): Only allocate the fde
14769         if it has yet to be done.  Don't call dwarf2cfi_function_init.
14770         * dwarf2out.h, debug.h: Update decls.
14771         * final.c (final_start_function): Don't call
14772         dwarf2out_frame_debug_init or dwarf2out_frame_debug_after_prologue.
14773         * lto-streamer-in.c (lto_init_eh): Don't call dwarf2out_frame_init.
14774         * toplev.c (lang_dependent_init): Likewise.
14775
14776 2011-07-07  Richard Henderson  <rth@redhat.com>
14777
14778         * dwarf2out.c (fde_table, fde_table_allocated, fde_table_in_use,
14779         FDE_TABLE_INCREMENT): Replace with...
14780         (fde_vec): ... this, a new vector.
14781         (current_fde): Remove.  Replace all users with cfun->fde.
14782         (output_call_frame_info): Use FOR_EACH_VEC_ELT over fde_vec.
14783         (size_of_aranges, dwarf2out_finish): Likewise.
14784         (dwarf2out_alloc_current_fde): Break out from ...
14785         (dwarf2out_begin_prologue): ... here.
14786         (dwarf2out_frame_init): Remove.
14787         * dwarf2cfi.c: Update all users of current_fde.
14788         (dwarf2out_frame_init): Rename from dwarf2cfi_frame_init.
14789         * dwarf2out.h: Update decls.
14790         (dw_fde_node): Add fde_index member.
14791         * function.h (struct function): Add fde member.
14792
14793 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14794             Richard Henderson  <rth@redhat.com>
14795
14796         * dwarf2cfi.c (add_cfi): Remove.
14797         (dwarf2out_cfi_label): Remove force argument.  Only generate the
14798         label name.
14799         (add_fde_cfi): Simplify the different code paths.
14800         (add_cie_cfi): New.
14801         (old_cfa, old_cfa_remember): New.
14802         (def_cfa_1, reg_save): Remove label, add for_cie parameter.
14803         (last_reg_save_label): Remove.
14804         (dwarf2out_args_size, dwarf2out_stack_adjust, queue_reg_save,
14805         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
14806         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
14807         dwarf2out_frame_debug_cfa_expression,
14808         dwarf2out_frame_debug_cfa_restore,
14809         dwarf2out_frame_debug_cfa_window_save,
14810         dwarf2out_frame_debug_expr): Remove label parameter.
14811         (cfi_label_required_p, add_cfis_to_fde): New.
14812         (dwarf2out_frame_debug_after_prologue): New.
14813         (dwarf2cfi_frame_init): Initialize old_cfa.
14814         (dwarf2out_frame_debug_restore_state): Likewise.
14815         * dwarf2out.c (dwarf2out_emit_cfi): Only do output for cfi_asm.
14816         (dwarf2out_switch_text_section): Don't clear dw_fde_current_label here.
14817         * final.c (final_start_function): Call
14818         dwarf2out_frame_debug_after_prologue.
14819
14820 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14821             Richard Henderson  <rth@redhat.com>
14822
14823         * dwarf2cfi.c (cfi_insn): New.
14824         (dwarf2out_cfi_label): Don't emit cfi label here.
14825         (add_fde_cfi): Create a NOTE_INSN_CFI.
14826         (dwarf2out_frame_debug): Setup cfi_insn.
14827         (dwarf2out_frame_debug_init): Loop over insns creating CFI notes.
14828         (dwarf2out_cfi_begin_epilogue): Make static.
14829         (dwarf2out_frame_debug_restore_state): Make static.
14830         * dwarf2out.c (output_cfi_directive): Make static.
14831         (dwarf2out_emit_cfi): New.
14832         * dwarf2out.h: Update.
14833         * final.c (final): Remove CFI notes.
14834         (final_scan_insn): Don't call dwarf2out_cfi_begin_epilogue,
14835         dwarf2out_frame_debug_restore_state, dwarf2out_frame_debug.
14836         Handle NOTE_INSN_CFI and NOTE_INSN_CFI_LABEL.
14837         * insn-notes.def (NOTE_INSN_CFI): New.
14838         (NOTE_INSN_CFI_LABEL): New.
14839         * rtl.h (union rtunion_def): Add rt_cfi member.
14840         (XCFI, XCCFI, NOTE_CFI, NOTE_LABEL_NUMBER): New.
14841
14842 2011-07-07  Richard Henderson  <rth@redhat.com>
14843
14844         * dwarf2cfi.c: New file.
14845         * Makefile.in (OBJS): Add it.
14846         (GTFILES): Add dwarf2cfi.c and dwarf2out.h.
14847         * gengtype.c (open_base_files): Include dwarf2out.h.
14848         * coretypes.h (enum var_init_status): Move from ...
14849         * rtl.h: ... here.
14850         * dwarf2out.c (saved_do_cfi_asm, dwarf2out_do_frame,
14851         dwarf2out_do_cfi_asm, cie_cfi_vec, dwarf2out_cfi_label_num,
14852         expand_builtin_dwarf_sp_column, init_return_column_size,
14853         expand_builtin_init_dwarf_reg_sizes, new_cfi, add_cfi,
14854         dwarf2out_cfi_label, emit_cfa_remember, any_cfis_emitted, add_fde_cfi,
14855         lookup_cfa_1, lookup_cfa, cfa, cfa_store, cfa_remember, args_size,
14856         old_args_size, cfa_equal_p, def_cfa_1, reg_save, initial_return_save,
14857         stack_adjust_offset, barrier_args_size, compute_barrier_args_size_1,
14858         compute_barrier_args_size, dwarf2out_args_size,
14859         dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust,
14860         queued_reg_saves, reg_saved_in_data, regs_saved_in_regs,
14861         compare_reg_or_pc, record_reg_saved_in_reg, last_reg_save_label,
14862         queue_reg_save, dwarf2out_flush_queued_reg_saves,
14863         clobbers_queued_reg_save, reg_saved_in, cfa_temp,
14864         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
14865         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
14866         dwarf2out_frame_debug_cfa_expression,
14867         dwarf2out_frame_debug_cfa_restore,
14868         dwarf2out_frame_debug_cfa_window_save, dwarf2out_frame_debug_expr,
14869         dwarf2out_frame_debug, dwarf2out_frame_debug_init,
14870         dwarf2out_cfi_begin_epilogue, dwarf2out_frame_debug_restore_state,
14871         get_cfa_from_loc_descr): Move to dwarf2cfi.c.
14872         (dw_cfi_ref, dw_fde_ref, dw_cfi_oprnd_ref, enum dw_cfi_oprnd_type,
14873         dw_cfi_oprnd, dw_cfi_node, cfi_vec, dw_cfa_location, dw_fde_node,
14874         dw_val_ref, dw_die_ref, const_dw_die_ref, dw_loc_descr_ref,
14875         dw_loc_list_ref, enum dw_val_class, dw_vec_const, dw_val_node,
14876         dw_loc_descr_node): Move to dwarf2out.h.
14877         (current_fde, output_cfi_directive, build_cfa_loc, get_address_mode,
14878         mem_loc_descriptor): Export.
14879         (build_cfa_aligned_loc): Export.  Take CFA as a parameter.
14880         (dwarf2out_frame_init): Extract CIE generation code to
14881         dwarf2cfi_frame_init.
14882
14883 2011-07-07  Eric Botcazou  <ebotcazou@adacore.com>
14884
14885         PR target/49660
14886         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
14887         MASK_V8PLUS, remove commented out flag and reorder.
14888
14889 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
14890
14891         PR c/49644
14892         * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
14893         one non-complex and one complex argument, call c_save_expr on both
14894         operands.
14895
14896 2011-07-07  Martin Jambor  <mjambor@suse.cz>
14897
14898         PR middle-end/49495
14899         * cgraphunit.c (verify_edge_corresponds_to_fndecl): New function.
14900         (verify_cgraph_node): Some functinality moved to
14901         verify_edge_corresponds_to_fndecl, call it.
14902
14903 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14904
14905         * config.gcc (*local*): Remove.
14906         * doc/install-old.texi: Don't mention local configurations.
14907
14908 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
14909
14910         PR debug/49522
14911         * df-problems.c (dead_debug_reset): Remove dead_debug_uses
14912         referencing debug insns that have been reset.
14913         (dead_debug_insert_before): Don't assert reg is non-NULL,
14914         instead return immediately if it is NULL.
14915
14916 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
14917
14918         * config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa: Remove.
14919
14920 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14921
14922         * hw-doloop.c: New file.
14923         * hw-doloop.h: New file.
14924         * Makefile.in (OBJS): Add hw-doloop.o.
14925         (hw-doloop.o): New rule.
14926         ($(obj_out_file)): Add hw-doloop.h dependency.
14927         * config/bfin/bfin.c: Include "hw-doloop.h".
14928         (loop_info, DEF_VEC_P for loop_info, loop_info_d): Remove.
14929         (bfin_dump_loops, bfin_bb_in_loop, bfin_scan_loop): Remove.
14930         (hwloop_optimize): Renamed from bfin_optimize_loop.  Argument
14931         type changed to hwloop_info.  Return bool, true if the loop was
14932         successfully optimized.  Remove code that was moved to
14933         hw-doloop.c, and adjust other parts.
14934         (hwloop_fail): New static function, containing parts that used
14935         to be in bfin_optimize_loop.
14936         (bfin_discover_loop, bfin_discover_loops, free_loops,
14937         bfin_reorder_loops): Remove.
14938         (hwloop_pattern_reg): New static function.
14939         (bfin_doloop_hooks): New variable.
14940         (bfin_reorg_loops): Remove most code, call reorg_loops.
14941         * config/bfin/bfin.md (doloop_end splitter): Also enable if
14942         loop counter is a memory_operand.
14943
14944 2011-07-07  H.J. Lu  <hongjiu.lu@intel.com>
14945
14946         * config.gcc: Support --with-multilib-list for x86 Linux targets.
14947
14948         * configure.ac: Mention x86-64 for --with-multilib-list.
14949         * configure: Regenerated.
14950
14951         * config/i386/gnu-user64.h (SPEC_64): Support x32.
14952         (SPEC_32): Likewise.
14953         (ASM_SPEC): Likewise.
14954         (LINK_SPEC): Likewise.
14955         (TARGET_THREAD_SSP_OFFSET): Likewise.
14956         (TARGET_THREAD_SPLIT_STACK_OFFSET): Likewise.
14957         (SPEC_X32): New.
14958
14959         * config/i386/i386.h (TARGET_X32): New.
14960         (TARGET_LP64): New.
14961         (LONG_TYPE_SIZE): Likewise.
14962         (POINTER_SIZE): Likewise.
14963         (POINTERS_EXTEND_UNSIGNED): Likewise.
14964         (OPT_ARCH64): Support x32.
14965         (OPT_ARCH32): Likewise.
14966
14967         * config/i386/i386.opt (mx32): New.
14968
14969         * config/i386/kfreebsd-gnu64.h (GNU_USER_LINK_EMULATIONX32): New.
14970         (GLIBC_DYNAMIC_LINKERX32): Likewise.
14971         * config/i386/linux64.h (GNU_USER_LINK_EMULATIONX32): Likewise.
14972         (GLIBC_DYNAMIC_LINKERX32): Likewise.
14973
14974         * config/linux.h (UCLIBC_DYNAMIC_LINKERX32): New.
14975         (BIONIC_DYNAMIC_LINKERX32): Likewise.
14976         (GNU_USER_DYNAMIC_LINKERX32): Likewise.
14977
14978         * config/i386/t-linux64: Support TM_MULTILIB_CONFIG.
14979
14980         * doc/install.texi: Document --with-multilib-list for Linux/x86-64.
14981
14982         * doc/invoke.texi: Document -mx32.
14983
14984 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
14985
14986         * doc/invoke.texi (mwords-little-endian): Deprecate.
14987         * config/arm/arm.opt (mwords-little-endian): Likewise.
14988         * config/arm/arm.c (arm_option_override): Warn about the deprecation
14989         of -mwords-little-endian.
14990
14991 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
14992
14993         * reload1.c (choose_reload_regs): Use mode sizes to check whether
14994         an old reload register completely defines the required value.
14995
14996 2011-07-07  Richard Guenther  <rguenther@suse.de>
14997
14998         * fold-const.c (fold_unary_loc): Do not strip sign-changes
14999         for NEGATE_EXPR.
15000
15001 2011-07-07  Richard Guenther  <rguenther@suse.de>
15002
15003         * tree-vrp.c (simplify_conversion_using_ranges): New function.
15004         (simplify_stmt_using_ranges): Call it.
15005
15006 2011-07-07  Kai Tietz  <ktietz@redhat.com>
15007
15008         * tree-ssa-forwprop.c (truth_valued_ssa_name): New function.
15009         (lookup_logical_inverted_value): Likewise.
15010         (simplify_bitwise_binary_1): Likewise.
15011         (simplify_bitwise_binary): Use simplify_bitwise_binary_1.
15012
15013 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15014
15015         * gcc.c (%[Spec]): Don't document.
15016         (struct spec_list): Update comment.
15017         (do_spec_1): Don't handle %[Spec].
15018         * doc/invoke.texi (%[@var{name}]): Remove documentation of spec.
15019
15020 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15021
15022         * common/common-target-def.h (TARGET_HAVE_NAMED_SECTIONS): Don't
15023         default based on TARGET_ASM_NAMED_SECTION.
15024         * common/common-target.def (have_named_sections): Default to true.
15025         * common/config/default-common.c: Don't include tm.h.
15026         * common/config/picochip/picochip-common.c
15027         (TARGET_HAVE_NAMED_SECTIONS): Don't define.
15028         * common/config/m32c/m32c-common.c: Remove.
15029         * config.gcc (m32c*-*-*): Set target_has_targetm_common=no.
15030         * config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15031         * config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15032         * config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15033         * config/pa/som.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15034         * config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15035         * config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15036
15037 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
15038
15039         PR middle-end/49640
15040         * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands
15041         and last COMPONENT_REF operand call gimplify_expr on it if non-NULL.
15042
15043 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15044
15045         PR libmudflap/49550
15046         * gcc.c (MFWRAP_SPEC): Also wrap mmap64.
15047
15048 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15049
15050         PR target/39150
15051         * configure.ac (gcc_cv_as_hidden): Also accept
15052         x86_64-*-solaris2.1[0-9]*.
15053         (gcc_cv_as_cfi_directive): Likewise.
15054         (gcc_cv_as_comdat_group_group): Likewise.
15055         (set_have_as_tls): Likewise.
15056         * configure: Regenerate.
15057         * config.gcc (i[34567]86-*-solaris2*): Also handle
15058         x86_64-*-solaris2.1[0-9]*.
15059         * config.host (i[34567]86-*-solaris2*): Likewise.
15060         * config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Remove.
15061         * config/sol2-bi.h (ASM_CPU_DEFAULT_SPEC): Redefine.
15062         [USE_GLD] (ARCH_DEFAULT_EMULATION): Define.
15063         (TARGET_LD_EMULATION): Use it.
15064         * config/i386/sol2.h (ASM_CPU_DEFAULT_SPEC): Define.
15065         (SUBTARGET_CPU_EXTRA_SPECS): Add asm_cpu_default.
15066         * config/i386/sol2-bi.h (ASM_CPU32_DEFAULT_SPEC): Define.
15067         (ASM_CPU64_DEFAULT_SPEC): Define.
15068         (ASM_CPU_SPEC): Use %(asm_cpu_default).
15069         (ASM_SPEC): Redefine.
15070         (DEFAULT_ARCH32_P): Define using TARGET_64BIT_DEFAULT.
15071         * config/host-solaris.c [__x86_64__] (TRY_EMPTY_VM_SPACE): Reduce.
15072         * doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*): Document.
15073         (Specific, i?86-*-solaris2.10): Mention x86_64-*-solaris2.1[0-9]*
15074         configuration.
15075         (Specific, x86_64-*-solaris2.1[0-9]*): Document.
15076
15077 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15078
15079         * config/sol2.h (ASM_SPEC): Split into ...
15080         (ASM_SPEC_BASE, ASM_PIC_SPEC): ... this.
15081         * config/i386/sol2.h (ASM_SPEC): Define using ASM_SPEC_BASE.
15082         * config/i386/sol2-bi.h (ASM_CPU_SPEC): Redefine.
15083         (ASM_SPEC): Use ASM_SPEC_BASE.
15084         * config/sparc/sol2.h (ASM_SPEC): Redefine.
15085
15086 2011-07-07  Georg-Johann Lay  <avr@gjlay.de>
15087
15088         * config/avr/avr.md (*reload_insi): Change predicate #1 to
15089         const_int_operand.  Ditto for peep2 producing this insn.
15090         Add argument to output_reload_insisf call.
15091         (*movsi,*movsf): Add argument to output_movsisf call.
15092         (*reload_insf): New insn and new peep2 to produce it.
15093         * config/avr/avr-protos.h (output_movsisf): Change prototype.
15094         (output_reload_insisf): Change prototype.
15095         * config/avr/avr.c (avr_asm_len): New function.
15096         (output_reload_insisf): Rewrite.
15097         (output_movsisf): Change prototype.  output_reload_insisf for
15098         all CONST_INT and CONST_DOUBLE.  ALlow moving 0.0f to memory.
15099         (adjust_insn_length): Add argument to output_movsisf and
15100         output_reload_insisf call.
15101
15102 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
15103
15104         * emit-rtl.c (paradoxical_subreg_p): New function.
15105         * rtl.h (paradoxical_subreg_p): Declare.
15106         * combine.c (set_nonzero_bits_and_sign_copies, get_last_value,
15107         apply_distributive_law, simplify_comparison, simplify_set): Use it.
15108         * cse.c (record_jump_cond, cse_insn): Likewise.
15109         * expr.c (force_operand): Likewise.
15110         * rtlanal.c (num_sign_bit_copies1): Likewise.
15111         * reload1.c (eliminate_regs_1, strip_paradoxical_subreg): Likewise.
15112         * reload.c (push_secondary_reload, find_reloads_toplev): Likewise.
15113         (push_reload): Use precision to check for paradoxical subregs.
15114         * expmed.c (extract_bit_field_1): Likewise.
15115
15116         * machmode.h (HWI_COMPUTABLE_MODE_P): New macro.
15117         * combine.c (set_nonzero_bits_and_sign_copies): Use it.
15118         (find_split-point, combine_simplify_rtx, simplify_if_then_else,
15119         simplify_set, simplify_logical, expand_compound_operation,
15120         make_extraction, force_to_mode, if_then_else_cond, extended_count,
15121         try_widen_shift_mode, simplify_shift_const_1, simplify_comparison,
15122         record_value_for_reg): Likewise.
15123         * expmed.c (expand_widening_mult, expand_mult_highpart): Likewise.
15124         * simplify-rtx. c (simplify_unary_operation_1,
15125         simplify_binary_operation_1, simplify_const_relational_operation):
15126         Likewise.
15127
15128         * explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION
15129         instead of GET_MODE_BITSIZE where appropriate.
15130         * rtlanal.c (subreg_lsb_1, subreg_get_info, nonzero_bits1,
15131         num_sign_bit_copies1, canonicalize_condition, low_bitmask_len,
15132         init_num_sign_bit_copies_in_rep): Likewise.
15133         * cse.c (fold_rtx, cse_insn): Likewise.
15134         * loop-doloop.c (doloop_modify, doloop_optimize): Likewise.
15135         * simplify-rtx.c (simplify_unary_operation_1,
15136         simplify_const_unary_operation, simplify_binary_operation_1,
15137         simplify_const_binary_operation, simplify_ternary_operation,
15138         simplify_const_relational_operation, simplify_subreg): Likewise.
15139         * combine.c (try_combine, find_split_point, combine_simplify_rtx,
15140         simplify_if_then_else, simplify_set, expand_compound_operation,
15141         expand_field_assignment, make_extraction, if_then_else_cond,
15142         make_compound_operation, force_to_mode, make_field_assignment,
15143         reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine,
15144         extended_count, try_widen_shift_mode, simplify_shift_const_1,
15145         simplify_comparison, record_promoted_value, simplify_compare_const,
15146         record_dead_and_set_regs_1): Likewise.
15147
15148         Revert:
15149         * simplify-rtx.c (simplify_const_binary_operation): Use the
15150         shift_truncation_mask hook instead of performing modulo by width.
15151         Compare against mode precision, not bitsize.
15152         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
15153         Use shift_truncation_mask instead of constructing the value manually.
15154
15155 2011-07-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
15156
15157         * config/rs6000/rs6000-protos.h (rs6000_call_indirect_aix): New
15158         declaration.
15159         (rs6000_save_toc_in_prologue_p): Ditto.
15160
15161         * config/rs6000/rs6000.opt (-mr11): New switch to disable loading
15162         up the static chain (r11) during indirect function calls.
15163         (-msave-toc-indirect): New undocumented debug switch.
15164
15165         * config/rs6000/rs6000.c (struct machine_function): Add
15166         save_toc_in_prologue field to note whether the prologue needs to
15167         save the TOC value in the reserved stack location.
15168         (rs6000_emit_prologue): Use TOC_REGNUM instead of 2.  If we need
15169         to save the TOC in the prologue, do so.
15170         (rs6000_trampoline_init): Don't allow creating AIX style
15171         trampolines if -mno-r11 is in effect.
15172         (rs6000_call_indirect_aix): New function to create AIX style
15173         indirect calls, adding support for -mno-r11 to suppress loading
15174         the static chain, and saving the TOC in the prologue instead of
15175         the call body.
15176         (rs6000_save_toc_in_prologue_p): Return true if we are saving the
15177         TOC in the prologue.
15178
15179         * config/rs6000/rs6000.md (STACK_POINTER_REGNUM): Add more fixed
15180         register numbers.
15181         (TOC_REGNUM): Ditto.
15182         (STATIC_CHAIN_REGNUM): Ditto.
15183         (ARG_POINTER_REGNUM): Ditto.
15184         (SFP_REGNO): Delete, unused.
15185         (TOC_SAVE_OFFSET_32BIT): Add constants for AIX TOC save and
15186         function descriptor offsets.
15187         (TOC_SAVE_OFFSET_64BIT): Ditto.
15188         (AIX_FUNC_DESC_TOC_32BIT): Ditto.
15189         (AIX_FUNC_DESC_TOC_64BIT): Ditto.
15190         (AIX_FUNC_DESC_SC_32BIT): Ditto.
15191         (AIX_FUNC_DESC_SC_64BIT): Ditto.
15192         (ptrload): New mode attribute for the appropriate load of a pointer.
15193         (call_indirect_aix32): Delete, rewrite AIX indirect function calls.
15194         (call_indirect_aix64): Ditto.
15195         (call_value_indirect_aix32): Ditto.
15196         (call_value_indirect_aix64): Ditto.
15197         (call_indirect_nonlocal_aix32_internal): Ditto.
15198         (call_indirect_nonlocal_aix32): Ditto.
15199         (call_indirect_nonlocal_aix64_internal): Ditto.
15200         (call_indirect_nonlocal_aix64): Ditto.
15201         (call): Rewrite AIX indirect function calls.  Add support for
15202         eliminating the static chain, and for moving the save of the TOC
15203         to the function prologue.
15204         (call_value): Ditto.
15205         (call_indirect_aix<ptrsize>): Ditto.
15206         (call_indirect_aix<ptrsize>_internal): Ditto.
15207         (call_indirect_aix<ptrsize>_internal2): Ditto.
15208         (call_indirect_aix<ptrsize>_nor11): Ditto.
15209         (call_value_indirect_aix<ptrsize>): Ditto.
15210         (call_value_indirect_aix<ptrsize>_internal): Ditto.
15211         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
15212         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
15213         (call_nonlocal_aix32): Relocate in the rs6000.md file.
15214         (call_nonlocal_aix64): Ditto.
15215
15216         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mr11 and
15217         -mno-r11 documentation.
15218
15219 2011-07-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
15220
15221         PR other/49658
15222         * doc/extend.texi (Compound Literals): Fix typo.
15223
15224 2011-07-06  James Greenhalgh  <james.greenhalgh@arm.com>
15225
15226         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
15227
15228 2011-07-06  Basile Starynkevitch  <basile@starynkevitch.net>
15229
15230         * configure.ac (plugin-version.h): Generate
15231         GCCPLUGIN_VERSION_MAJOR, GCCPLUGIN_VERSION_MINOR,
15232         GCCPLUGIN_VERSION_PATCHLEVEL, GCCPLUGIN_VERSION constant integer
15233         macros.
15234
15235         * configure: Regenerate.
15236
15237         * doc/plugins.texi (Building GCC plugins): Mention
15238         GCCPLUGIN_VERSION ... constant macros in plugin-version.h.
15239
15240 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15241
15242         * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): New macro.
15243         * combine.c (make_extraction, gen_lowpart_or_truncate,
15244         apply_distributive_law, simplify_comparison,
15245         reg_truncated_to_mode, record_truncated_value): Use it.
15246         * cse.c (notreg_cost): Likewise.
15247         * expmed.c (store_bit_field_1, extract_bit_field_1): Likewise.
15248         * expr.c (convert_move, convert_modes): Likewise.
15249         * optabs.c (expand_binop, expand_unop): Likewise.
15250         * postreload.c (move2add_last_label): Likewise.
15251         * regmove.c (optimize_reg_copy_3): Likewise.
15252         * rtlhooks.c (gen_lowpart_general): Likewise.
15253         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
15254
15255 2011-07-06  Joseph Myers  <joseph@codesourcery.com>
15256
15257         * config/rs6000/vxworks.h (WORDS_BIG_ENDIAN): Define.
15258
15259 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15260
15261         * cse.c (find_comparison_args): Use val_mode_signbit_set_p.
15262         * simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION.
15263         (val_mode_signbit_p, val_mode_signbit_set_p): New functions.
15264         (simplify_const_unary_operation, simplify_binary_operation_1,
15265         simplify_const_binary_operation, simplify_const_relational_operation):
15266         Use them.  Use GET_MODE_MASK for masking and sign-extensions.
15267         * combine.c (set_nonzero_bits_and_sign_copies, simplify_set,
15268         combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine,
15269         simplify_shift_const_1, simplify_comparison): Likewise.
15270         * expr.c (convert_modes): Likewise.
15271         * rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise.
15272         * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise.
15273         * rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare.
15274
15275         * simplify-rtx.c (simplify_ternary_operation): Remove dead code.
15276
15277 2011-07-06  Richard Guenther  <rguenther@suse.de>
15278
15279         PR tree-optimization/49645
15280         * c-decl.c (finish_decl): Also set DECL_HARD_REGISTER for global
15281         register variables.
15282         * tree-ssa-sccvn.c (vn_reference_op_eq): Disregard differences
15283         in type qualification here ...
15284         (copy_reference_ops_from_ref): ... not here.
15285         (vn_reference_lookup_3): ... or here.
15286         (copy_reference_ops_from_ref): Record decl bases as MEM[&decl].
15287         (vn_reference_lookup): Do the lookup with a valueized ao-ref.
15288
15289 2011-07-06  Ian Lance Taylor  <iant@google.com>
15290
15291         * doc/install.texi (Configuration): It's
15292         --enable-gnu-indirect-function, not --enable-indirect-function.
15293
15294 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15295
15296         * simplify-rtx.c (simplify_const_binary_operation): Use the
15297         shift_truncation_mask hook instead of performing modulo by width.
15298         Compare against mode precision, not bitsize.
15299         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
15300         Use shift_truncation_mask instead of constructing the value manually.
15301
15302 2011-07-06  H.J. Lu  <hongjiu.lu@intel.com>
15303
15304         PR middle-end/47383
15305         * tree-ssa-address.c (addr_for_mem_ref): Use pointer_mode for
15306         address computation and convert to address_mode if needed.
15307
15308 2011-07-06  Richard Guenther  <rguenther@suse.de>
15309
15310         * tree.c (build_common_tree_nodes_2): Merge with
15311         build_common_tree_nodes.
15312         * tree.h (build_common_tree_nodes): Adjust prototype.
15313         (build_common_tree_nodes_2): Remove.
15314         * doc/tm.texi.in (lang_hooks.builtin_function): Adjust.
15315         * doc/tm.texi (lang_hooks.builtin_function): Regenerate.
15316
15317 2011-07-05  Jakub Jelinek  <jakub@redhat.com>
15318
15319         PR tree-optimization/49618
15320         * tree-eh.c (tree_could_trap_p) <case CALL_EXPR>: For DECL_WEAK
15321         t recurse on the decl.
15322         <case FUNCTION_DECL, case VAR_DECL>: For DECL_WEAK decls
15323         return true if expr isn't known to be defined in current
15324         TU or some other LTO partition.
15325
15326 2011-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
15327
15328         * params.def (PARAM_CASE_VALUES_THRESHOLD): New parameter to
15329         override CASE_VALUES_THRESHOLD.
15330
15331         * stmt.c (toplevel): Include params.h.
15332         (case_values_threshold): Use the --param case-values-threshold
15333         value if non-zero, otherwise use machine dependent value.
15334         (expand_case): Use case_values_threshold.
15335
15336         * Makefile.in (stmt.o): Add $(PARAMS_H) dependency.
15337
15338         * doc/invoke.texi (--param case-values-threshold): Document.
15339
15340 2011-07-05  Richard Henderson  <rth@redhat.com>
15341
15342         * dwarf2out.c (dwarf2out_cfi_label): Make static.
15343         (dwarf2out_flush_queued_reg_saves): Make static.
15344         (dwarf2out_reg_save): Remove.
15345         (dwarf2out_return_save): Remove.
15346         (dwarf2out_return_reg): Remove.
15347         (dwarf2out_reg_save_reg): Remove.
15348         (dwarf2out_def_cfa): Merge into ...
15349         (dwarf2out_frame_init): ... here.
15350         * dwarf2out.h, tree.h: Remove declarations as necessary.
15351
15352 2011-07-05  Richard Henderson  <rth@redhat.com>
15353
15354         * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): Remove.
15355         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15356         (ia64_expand_epilogue): Emit an empty FRAME_RELATED_EXPR for
15357         the alloc insn.
15358
15359         * config/ia64/ia64.c (ia64_emit_deleted_label_after_insn): Remove.
15360         (IA64_CHANGE_CFA_IN_EPILOGUE): Remove.
15361         (process_epilogue): Don't call dwarf2out_def_cfa.
15362
15363         * config/ia64/ia64.c (ia64_expand_prologue): Use pc_rtx to
15364         indicate the return address save.
15365         (process_cfa_register): Likewise.
15366
15367         * config/ia64/ia64.c (ia64_dwarf2out_def_steady_cfa): Remove.
15368         (process_cfa_adjust_cfa, ia64_asm_unwind_emit): Don't call it.
15369
15370         * config/ia64/ia64.c (ia64_expand_prologue): Emit REG_CFA_REGISTER
15371         for ar.pfs save at alloc insn.
15372
15373 2011-07-05  Richard Henderson  <rth@redhat.com>
15374
15375         * config/arm/arm.c (arm_dwarf_handle_frame_unspec): Remove.
15376         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15377         (arm_expand_prologue): Use REG_CFA_REGISTER to mark the
15378         stack pointer save.
15379         (arm_unwind_emit_set): Don't recognize UNSPEC_STACK_ALIGN.
15380         (arm_unwind_emit): Walk REG_NOTES for unwinding notes.  Emit
15381         proper unwind info for a REG_CFA_REGISTER save of stack pointer.
15382         * config/arm/arm.md (UNSPEC_STACK_ALIGN): Remove.
15383
15384 2011-07-05  Richard Henderson  <rth@redhat.com>
15385
15386         * config/vax/vax.md (define_c_enum unspecv): New.  Define the
15387         VUNSPEC_* constants here instead of via define_constants.
15388         (VUNSPEC_PEM): New constant.
15389         (procedure_entry_mask): New insn.
15390         (prologue): New expander.
15391         * config/vax/vax.c (vax_add_reg_cfa_offset): New.
15392         (vax_expand_prologue): Rename from vax_output_function_prologue;
15393         emit rtl instead of text.
15394         (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
15395         (print_operand): Add 'x' prefix.
15396
15397 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
15398
15399         PR middle-end/47715
15400         * calls.c (precompute_register_parameters): Promote the function
15401         argument before checking non-legitimate constant.
15402
15403 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15404
15405         PR tree-optimization/47654
15406         * graphite-blocking.c (pbb_strip_mine_time_depth): Do not return bool.
15407         (lst_do_strip_mine_loop): Return an int.
15408         (lst_do_strip_mine): Same.
15409         (scop_do_strip_mine): Same.
15410         (scop_do_block): Loop blocking should strip-mine at least two loops.
15411         * graphite-interchange.c (lst_interchange_select_outer): Return an int.
15412         (scop_do_interchange): Same.
15413         * graphite-poly.h (scop_do_interchange): Update declaration.
15414         (scop_do_strip_mine): Same.
15415
15416 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15417
15418         * graphite-clast-to-gimple.c (precision_for_value): Removed.
15419         (precision_for_interval): Removed.
15420         (gcc_type_for_interval): Use mpz_sizeinbase.
15421
15422 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15423
15424         * graphite-ppl.h (value_max): Correct computation of max.
15425
15426 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15427
15428         * graphite-clast-to-gimple.c (clast_name_to_index): Add missing space.
15429
15430 2011-07-05  Richard Guenther  <rguenther@suse.de>
15431
15432         * c-decl.c (c_init_decl_processing): Defer building common
15433         tree nodes to c_common_nodes_and_builtins.
15434
15435 2011-07-05  Razya Ladelsky  <razya@il.ibm.com>
15436
15437         PR tree-optimization/49580
15438         * tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
15439         the loop's number of iterations.
15440         * tree-parloops.c (transform_to_exit_first_loop): Add the
15441         handling of the loop's number of iterations before the call
15442         to gimple_duplicate_sese_tail.
15443         Insert the stmt caclculating the new rhs of the loop's
15444         condition stmt to the preheader instead of iters_bb.
15445
15446 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
15447
15448         PR rtl-optimization/47449
15449         * fwprop.c (forward_propagate_subreg): Don't propagate hard
15450         register nor zero/sign extended hard register.
15451
15452 2011-07-05  Richard Guenther  <rguenther@suse.de>
15453
15454         PR tree-optimization/49518
15455         PR tree-optimization/49628
15456         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
15457         irrelevant and invariant data-references.
15458         (vect_analyze_data_ref_access): For invariant loads clear the
15459         group association.
15460
15461 2011-07-04  Jakub Jelinek  <jakub@redhat.com>
15462
15463         PR rtl-optimization/49619
15464         * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
15465         pass VOIDmode as op0_mode to recursive call, and return temp even
15466         when different from tor, just if it is not IOR of the original
15467         PLUS arguments.
15468
15469         PR rtl-optimization/49472
15470         * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
15471         negating MULT, negate the second operand instead of first.
15472         (simplify_binary_operation_1) <case MULT>: If one operand is
15473         a NEG and the other is MULT, don't attempt to optimize by negation
15474         of the MULT operand if it only moves the NEG operation around.
15475
15476         PR debug/49602
15477         * tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
15478         get_current_def return value if it can't be trusted to be
15479         the current value of the variable in the current bb.
15480
15481 2011-07-04  Uros Bizjak  <ubizjak@gmail.com>
15482
15483         PR target/49600
15484         * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
15485         general register to memory for !TARGET_INTER_UNIT_MOVES.
15486
15487 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15488
15489         PR target/44643
15490         * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
15491         instead of TREE_READONLY.
15492
15493 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15494
15495         * doc/extend.texi (AVR Built-in Functions): Update documentation
15496         of __builtin_avr_fmul*.
15497         * config/avr/avr.c (avr_init_builtins): Don't depend on AVR_HAVE_MUL.
15498         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Ditto.
15499         * config/avr/avr.md (fmul): Rename to fmul_insn.
15500         (fmuls): Rename to fmuls_insn.
15501         (fmulsu): Rename to fmulsu_insn.
15502         (fmul,fmuls,fmulsu): New expander.
15503         (*fmul.call,*fmuls.call,*fmulsu.call): New Insn.
15504         * config/avr/t-avr (LIB1ASMFUNCS): Add _fmul, _fmuls, _fmulsu.
15505         * config/avr/libgcc.S (__fmul): New function.
15506         (__fmuls): New function.
15507         (__fmulsu,__fmulsu_exit): New function.
15508
15509 2011-07-04  Richard Guenther  <rguenther@suse.de>
15510
15511         PR tree-optimization/49615
15512         * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
15513         basic-block index check.
15514
15515 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15516
15517         * longlong.h (count_leading_zeros, count_trailing_zeros,
15518         COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
15519         resp. 64.
15520
15521 2011-07-03  Ira Rosen  <ira.rosen@linaro.org>
15522
15523         PR tree-optimization/49610
15524         * tree-vect-loop.c (vect_is_slp_reduction): Check that DEF_STMT has
15525         a basic block.
15526
15527 2011-07-02  Eric Botcazou  <ebotcazou@adacore.com>
15528             Olivier Hainque  <hainque@adacore.com>
15529             Nicolas Setton  <setton@adacore.com>
15530
15531         * tree.h (TYPE_ARTIFICIAL): New flag.
15532         * dwarf2out.c (modified_type_die): Add a DW_AT_artificial attribute to
15533         the DIE of the type if it is artificial.
15534         (gen_array_type_die): Likewise.
15535         (gen_enumeration_type_die): Likewise.
15536         (gen_struct_or_union_type_die): Likewise.
15537         * lto-streamer-in.c (unpack_ts_base_value_fields): Use TYPE_ARTIFICIAL.
15538         * lto-streamer-out.c (pack_ts_base_value_fields): Likewise.
15539
15540 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
15541
15542         * tree-object-size.c (pass_through_call): Handle
15543         BUILT_IN_ASSUME_ALIGNED.
15544
15545 2011-07-01  Martin Jambor  <mjambor@suse.cz>
15546
15547         * tree-sra.c (tree_non_mode_aligned_mem_p): Also ignore MEM_REFs.
15548
15549 2011-07-01  H.J. Lu  <hongjiu.lu@intel.com>
15550
15551         PR middle-end/48016
15552         * explow.c (update_nonlocal_goto_save_area): Use proper mode
15553         for stack save area.
15554         * function.c (expand_function_start): Likewise.
15555
15556 2011-07-01  Richard Guenther  <rguenther@suse.de>
15557
15558         PR middle-end/49596
15559         * cgraph.h (varpool_all_refs_explicit_p): Not analyzed nodes
15560         may have unknown refs.
15561
15562 2011-07-01  Kai Tietz  <ktietz@redhat.com>
15563
15564         * tree-ssa-forwprop.c (simplify_bitwise_binary): Fix typo.
15565
15566 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15567
15568         * config.gcc: Obsolete alpha*-dec-osf5.1, mips-sgi-irix6.5.
15569         * doc/install.texi (Specific, alpha*-dec-osf5.1): Document it.
15570         (Specific, mips-sgi-irix6): Likewise.
15571
15572 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15573
15574         PR libmudflap/49549
15575         * doc/sourcebuild.texi (Effective-Target Keywords): Document gld.
15576
15577 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
15578
15579         * tree-pretty-print.c (dump_generic_code) <case CONSTRUCTOR>: Print
15580         [idx]= and [idx1 ... idx2]= before initializers if needed for
15581         array initializers.
15582
15583 2011-07-01  Chen Liqin  <liqin.gcc@gmail.com>
15584
15585         * config.gcc (score-*-elf): Remove score7.o.
15586         * config/score/t-score-elf: Likewise.
15587         * config/score/score.c: Merge score7 to score.c and
15588         remove forwarding functions.
15589         * config/score/score7.c: Deleted.
15590         * config/score/score7.h: Deleted.
15591
15592 2011-07-01  Richard Guenther  <rguenther@suse.de>
15593
15594         PR tree-optimization/49603
15595         * tree-vect-stmts.c (vectorizable_load): Remove unnecessary assert.
15596
15597 2011-06-30  Martin Jambor  <mjambor@suse.cz>
15598
15599         * tree-sra.c (struct access): Rename total_scalarization to
15600         grp_total_scalarization
15601         (completely_scalarize_var): New function.
15602         (sort_and_splice_var_accesses): Set total_scalarization in the
15603         representative access.
15604         (analyze_access_subtree): Propagate total scalarization accross the
15605         tree, no holes in totally scalarized trees, simplify coverage
15606         computation.
15607         (analyze_all_variable_accesses): Call completely_scalarize_var instead
15608         of completely_scalarize_record.
15609
15610 2011-06-30  Richard Henderson  <rth@redhat.com>
15611
15612         * config/i386/i386.h (X86_TUNE_DEEP_BRANCH_PREDICTION): Remove.
15613         (TARGET_DEEP_BRANCH_PREDICTION): Remove.
15614         * config/i386/i386.c: Don't include dwarf2out.h.
15615         (initial_ix86_tune_features): Remove X86_TUNE_DEEP_BRANCH_PREDICTION.
15616         (output_set_got): Don't test TARGET_DEEP_BRANCH_PREDICTION, delete
15617         all code dead thereafter.  Don't do dwarf2out_flush_queued_reg_saves.
15618         (ix86_expand_prologue): Set REG_CFA_FLUSH_QUEUE on set_got insn.
15619         (machopic_output_stub): Don't test TARGET_DEEP_BRANCH_PREDICTION.
15620
15621 2011-06-30  Richard Henderson  <rth@redhat.com>
15622
15623         * reg-notes.def (REG_CFA_FLUSH_QUEUE): New.
15624         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
15625         * final.c (final_scan_insn): Look for it, and invoke
15626         dwarf2out_frame_debug before the insn if found.
15627
15628 2011-06-30  Richard Henderson  <rth@redhat.com>
15629
15630         * dwarf2out.c (dwarf2out_frame_debug_cfa_offset): Allow PC_RTX
15631         as a source, and interpret that as DWARF_FRAME_RETURN_COLUMN.
15632
15633 2011-06-30  Richard Henderson  <rth@redhat.com>
15634
15635         * dwarf2out.c (struct reg_saved_in_data): Provide a typedef.
15636         Define a vector of this type.
15637         (regs_saved_in_regs): Use a VEC.
15638         (num_regs_saved_in_regs): Remove.
15639         (compare_reg_or_pc): New.
15640         (record_reg_saved_in_reg): Split out from...
15641         (dwarf2out_flush_queued_reg_saves): ... here.
15642         (clobbers_queued_reg_save): Update for VEC.
15643         (reg_saved_in): Likewise.
15644         (dwarf2out_frame_debug_init): Likewise.
15645         (dwarf2out_reg_save_reg): Use record_reg_saved_in_reg.
15646         (dwarf2out_frame_debug_cfa_register): Likewise.
15647
15648 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
15649
15650         PR tree-optimization/49572
15651         * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
15652         type of the RHS instead of that of the LHS for the expression type.
15653
15654 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
15655
15656         * df-scan.c (df_get_entry_block_def_set): Use INCOMING_REGNO macro
15657         unconditionally.
15658
15659 2011-06-30  Richard Guenther  <rguenther@suse.de>
15660
15661         * opts.c (finish_options): Do not disable IPA-PTA during ltrans.
15662         * tree-ssa-structalias.c (create_variable_info_for): Do not
15663         add initial constraints for non-var-decls.  Properly handle
15664         globals in other ltrans partitions.
15665         (intra_create_variable_infos): Manually create constraints for
15666         the fake no-alias parameter.
15667         (ipa_pta_execute): Dump the cgraph, handle ltrans partitions properly
15668         and assert there are no clones.
15669
15670 2011-06-30  Richard Guenther  <rguenther@suse.de>
15671
15672         PR tree-optimization/46787
15673         * tree-data-ref.c (dr_address_invariant_p): Remove.
15674         (find_data_references_in_stmt): Invariant accesses are ok now.
15675         * tree-vect-stmts.c (vectorizable_load): Handle invariant loads.
15676         * tree-vect-data-refs.c (vect_analyze_data_ref_access): Allow
15677         invariant loads.
15678
15679 2011-06-30  Martin Jambor  <mjambor@suse.cz>
15680
15681         PR tree-optimization/49094
15682         * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
15683         (build_accesses_from_assign): Use it.
15684
15685 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
15686
15687         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
15688         handling of BUILT_IN_ASSUME_ALIGNED.
15689
15690         PR debug/49364
15691         * dwarf2out.c (output_abbrev_section): Don't return early
15692         if abbrev_die_table_in_use is 1.
15693         (dwarf2out_finish): Instead don't call output_abbrev_section
15694         nor emit abbrev_section_label in that case.
15695
15696 2011-06-30  Nick Clifton  <nickc@redhat.com>
15697
15698         * config/v850/v850.h (CPP_SPEC): Define __v850e__ when compiling
15699         for the V850E.
15700
15701 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
15702
15703         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
15704         handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.
15705
15706 2011-06-30  Ira Rosen  <ira.rosen@linaro.org>
15707
15708         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
15709         both pattern and original statements if necessary.
15710         (vect_transform_loop): Likewise.
15711         * tree-vect-patterns.c (vect_pattern_recog): Update documentation.
15712         * tree-vect-stmts.c (vect_mark_relevant): Add new argument.
15713         Mark the pattern statement only if the original statement doesn't
15714         have its own uses.
15715         (process_use): Call vect_mark_relevant with additional parameter.
15716         (vect_mark_stmts_to_be_vectorized): Likewise.
15717         (vect_get_vec_def_for_operand): Use vectorized pattern statement.
15718         (vect_analyze_stmt): Handle both pattern and original statements
15719         if necessary.
15720         (vect_transform_stmt): Don't store vectorized pattern statement
15721         in the original statement.
15722         (vect_is_simple_use_1): Use related pattern statement only if the
15723         original statement is irrelevant.
15724         * tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.
15725
15726 2011-06-29  Changpeng Fang  <changpeng.fang@amd.com>
15727
15728         * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
15729         option.
15730         * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
15731         entry.
15732         (TARGET_AVX128_OPTIMAL): New definition.
15733         * config/i386/i386.c (initial_ix86_tune_features): Initialize
15734         X86_TUNE_AVX128_OPTIMAL entry.
15735         (ix86_option_override_internal): Enable the generation
15736         of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
15737         (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
15738         (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
15739
15740 2011-06-29  Eric Botcazou  <ebotcazou@adacore.com>
15741
15742         PR tree-optimization/49539
15743         * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
15744         names by means of stmt_references_abnormal_ssa_name.
15745         (associate_plusminus): Call can_propagate_from before propagating
15746         from definition statements.
15747         (ssa_forward_propagate_and_combine): Remove superfluous newline.
15748
15749 2011-06-29  Richard Guenther  <rguenther@suse.de>
15750
15751         * doc/invoke.texi: Document -scev dump modifier.
15752         * tree-pass.h (TDF_SCEV): New dump flag.
15753         * tree-dump.c (dump_option_value_in): Add scev.
15754         * tree-chrec.c: Replace all TDF_DETAILS checks with TDF_SCEV.
15755         * tree-scalar-evolution.c: Likewise.
15756
15757 2011-06-29  Nathan Sidwell  <nathan@codesourcery.com>
15758
15759         * config/arm/unwind-arm.c (enum __cxa_type_match_result): New.
15760         (cxa_type_match): Correct declaration.
15761         (__gnu_unwind_pr_common): Reconstruct additional indirection
15762         when __cxa_type_match returns succeeded_with_ptr_to_base.
15763
15764 2011-06-29  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15765
15766         PR rtl-optimization/49114
15767         * reload.c (struct replacement): Remove SUBREG_LOC member.
15768         (push_reload): Do not set it.
15769         (push_replacement): Likewise.
15770         (subst_reload): Remove dead code.
15771         (copy_replacements): Remove assertion.
15772         (copy_replacements_1): Do not handle SUBREG_LOC.
15773         (move_replacements): Likewise.
15774         (find_replacement): Remove dead code.  Use reload_adjust_reg_for_mode.
15775         Detect subregs via recursive descent instead of via SUBREG_LOC.
15776
15777 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15778
15779         * config/avr/avr.c (avr_encode_section_info): Dispatch to
15780         default_encode_section_info.
15781
15782 2011-06-29  Richard Sandiford  <richard.sandiford@linaro.org>
15783
15784         PR tree-optimization/49545
15785         * builtins.c (get_object_alignment_1): Update function comment.
15786         Do not use DECL_ALIGN for functions, but test
15787         TARGET_PTRMEMFUNC_VBIT_LOCATION instead.
15788         * fold-const.c (get_pointer_modulus_and_residue): Don't check
15789         for functions here.
15790         * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
15791
15792 2011-06-29  Jakub Jelinek  <jakub@redhat.com>
15793
15794         PR debug/49567
15795         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTEND>: Give up for
15796         non-MODE_INT modes instead of asserting the mode has MODE_INT class.
15797
15798 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15799
15800         PR target/34734
15801         * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
15802         about uninitialized data attributed 'progmem' from here...
15803         (avr_encode_section_info): ...to this new function.
15804         (TARGET_ENCODE_SECTION_INFO): New define.
15805         (avr_section_type_flags): For data in ".progmem.data", remove
15806         section flag SECTION_WRITE.
15807
15808 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15809
15810         * config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
15811         _xmulhisi3_exit.
15812         * config/avr/libgcc.S (_xmulhisi3_exit): New Function.
15813         (__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
15814         (__umulhisi3): Ditto.
15815         * config/avr/avr.md (mulhisi3): New insn expender.
15816         (umulhisi3): New insn expender.
15817         (*mulhisi3_call): New insn.
15818         (*umulhisi3_call): New insn.
15819
15820 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15821
15822         * Makefile.in (LIBGCC2_CFLAGS): Remove -D__GCC_FLOAT_NOT_NEEDED.
15823
15824 2011-06-28  Richard Henderson  <rth@redhat.com>
15825
15826         * config/arm/arm.c (thumb_pop): Rename from thumb_pushpop.  Delete
15827         all code and arguments that handled pushes.  Update all callers.
15828
15829 2011-06-28  Richard Henderson  <rth@redhat.com>
15830
15831         * config/arm/arm.c (arm_output_function_prologue): Don't call
15832         thumb1_output_function_prologue.
15833         (arm_expand_prologue): Avoid dead store.
15834         (number_of_first_bit_set): Use ctz_hwi.
15835         (thumb1_emit_multi_reg_push): New.
15836         (thumb1_expand_prologue): Merge thumb1_output_function_prologue
15837         to emit the entire prologue as rtl.
15838         (thumb1_output_interwork): Split out from
15839         thumb1_output_function_prologue.
15840         (thumb1_output_function_prologue): Remove.
15841         (arm_attr_length_push_multi): Handle thumb1.
15842         * config/arm/arm.md (VUNSPEC_THUMB1_INTERWORK): New.
15843         (prologue_thumb1_interwork): New.
15844         (*push_multi): Allow thumb1; use push_mult_memory_operand.
15845         * config/arm/predicates.md (push_mult_memory_operand): New.
15846
15847 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
15848
15849         * config/sparc/sync.md (*stbar): Delete.
15850         (*membar_v8): New insn to implement UNSPEC_MEMBAR in SPARC-V8.
15851
15852 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
15853
15854         * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
15855
15856 2011-06-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15857
15858         * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
15859         (TARGET_64BIT_DEFAULT): Define.
15860         * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
15861         of tm_file.
15862         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
15863
15864 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15865
15866         * common.opt (in_lto_p): New Variable entry.
15867         * flags.h (in_lto_p): Move to common.opt.
15868         * gcc.c: Include params.h.
15869         (set_option_handlers): Also use common_handle_option and
15870         target_handle_option.
15871         (main): Call global_init_params, finish_params and init_options_struct.
15872         * opts.c (debug_type_names): Move from toplev.c.
15873         (print_filtered_help): Access quiet_flag through opts pointer.
15874         (common_handle_option): Return early in the driver for some options.
15875         Access in_lto_p, dwarf_version and warn_maybe_uninitialized through
15876         opts pointer.
15877         * toplev.c (in_lto_p): Move to common.opt.
15878         (debug_type_names): Move to opts.c.
15879         * Makefile.in (OBJS): Remove opts.o.
15880         (OBJS-libcommon-target): Add opts.o.
15881         (gcc.o): Update dependencies.
15882
15883 2011-06-28  Kai Tietz  <ktietz@redhat.com>
15884
15885         * tree-ssa-forwprop.c (simplify_bitwise_binary): Improve type sinking.
15886
15887 2011-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
15888
15889         * config/arm/vfp.md ("*divsf3_vfp"): Replace '+' constraint modifier
15890         with '=' constraint modifier.
15891         (*divdf3_vfp): Likewise.
15892         ("*mulsf3_vfp"): Likewise.
15893         ("*muldf3_vfp"): Likewise.
15894         ("*mulsf3negsf_vfp"): Likewise.
15895         ("*muldf3negdf_vfp"): Likewise.
15896
15897 2011-06-28  Nick Clifton  <nickc@redhat.com>
15898
15899         * config/mn10300/mn10300.h (LINK_SPEC): Do not use linker
15900         relaxation when performing an incremental link.
15901
15902 2011-06-28  Kai Tietz  <ktietz@redhat.com>
15903
15904         * tree-ssa-math-opts.c (execute_optimize_bswap): Search
15905         within BB from last to first.
15906
15907 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15908
15909         * genattr-common.c: New.  Based on genattr.c.
15910         * Makefile.in (INSN_ATTR_H): Include insn-attr-common.h.
15911         (MOSTLYCLEANFILES): Add insn-attr-common.h.
15912         (opts.o): Update dependencies.
15913         (.PRECIOUS): Add insn-attr-common.h.
15914         (simple_rtl_generated_h): Add insn-attr-common.h.
15915         (build/genattr-common.o): New.
15916         (genprogrtl): Add attr-common.
15917         * genattr.c (main): Include insn-attr-common.h.  Don't generate
15918         definitions of DELAY_SLOTS or INSN_SCHEDULING.
15919         * opts.c: Include insn-attr-common.h instead of rtl.h and insn-attr.h.
15920
15921 2011-06-28  Georg-Johann Lay  <avr@gjlay.de>
15922
15923         * config.gcc (tm_file): Add elfos.h and avr/elf.h for
15924         avr-*-* and avr-*-rtems* targets.
15925
15926         * config/avr/elf.h: New file.
15927         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define.
15928         (TARGET_ASM_SELECT_SECTION): Define.
15929         (INIT_SECTION_ASM_OP): Undefine.
15930         (FINI_SECTION_ASM_OP): Undefine.
15931         (READONLY_DATA_SECTION_ASM_OP): Undefine.
15932         (PCC_BITFIELD_TYPE_MATTERS): Undefine.
15933         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Undefine.
15934         * config/avr/avr.h:
15935         (PREFERRED_DEBUGGING_TYPE): Move to elf.h.
15936         (TARGET_ASM_NAMED_SECTION): Move to elf.h.
15937         (MAX_OFILE_ALIGNMENT): Move to elf.h.
15938         (STRING_LIMIT): Move to elf.h.
15939         (ASM_DECLARE_FUNCTION_NAME): Move to elf.h.
15940         (ASM_DECLARE_OBJECT_NAME): Remove.
15941         (ESCAPES): Remove.
15942         (ASM_OUTPUT_SKIP): Remove.
15943         (DWARF2_DEBUGGING_INFO): Remove.
15944         (OBJECT_FORMAT_ELF): Remove.
15945         (USER_LABEL_PREFIX): Remove.
15946         (ASM_OUTPUT_EXTERNAL): Remove.
15947         (ASM_OUTPUT_ASCII): Remove.
15948         (TYPE_ASM_OP): Remove.
15949         (SIZE_ASM_OP): Remove.
15950         (WEAK_ASM_OP): Remove.
15951         (STRING_ASM_OP): Remove.
15952         (SET_ASM_OP): Remove.
15953         (ASM_WEAKEN_LABEL): Remove.
15954         (TYPE_OPERAND_FMT): Remove.
15955         (ASM_DECLARE_FUNCTION_SIZE): Remove.
15956         (ASM_FINISH_DECLARE_OBJECT): Remove.
15957         (NO_DOLLAR_IN_LABEL): Remove.
15958         (ASM_GENERATE_INTERNAL_LABEL): Remove.
15959         (ASM_OUTPUT_CASE_LABEL): Remove.
15960         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Use
15961         ASM_OUTPUT_ALIGNED_LOCAL, ASM_OUTPUT_ALIGNED_COMMON.
15962         (gas_output_ascii): Remove.
15963         (gas_output_limited_string): Remove.
15964         (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
15965         * config/avr/avr-protos.h
15966         (gas_output_ascii): Remove prototye.
15967         (gas_output_limited_string): Remove prototype.
15968
15969 2011-06-27  Richard Earnshaw  <rearnsha@arm.com>
15970
15971         PR target/48637
15972         * arm.c (arm_print_operand): Allow sym+offset.  Don't abort on invalid
15973         asm operands.
15974
15975 2011-06-27  Jan Hubicka  <jh@suse.cz>
15976
15977         * ipa.c (cgraph_address_taken_from_non_vtable_p): Walk references of
15978         node instead of references in node.
15979
15980 2011-06-27  Richard Henderson  <rth@redhat.com>
15981
15982         * config/alpha/alpha.c (vms_patch_builtins): Provide dummy definition.
15983         * config/ia64/ia64.c (ia64_init_builtins): Call vms_patch_builtins
15984         inside ifdef.
15985
15986 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
15987
15988         * c-decl.c (union lang_tree_node): Use it in chain_next expression.
15989
15990         * builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New.
15991         * builtins.def (BUILT_IN_ASSUME_ALIGNED): New builtin.
15992         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call,
15993         find_func_clobbers): Handle BUILT_IN_ASSUME_ALIGNED.
15994         * tree-ssa-ccp.c (bit_value_assume_aligned): New function.
15995         (evaluate_stmt, execute_fold_all_builtins): Handle
15996         BUILT_IN_ASSUME_ALIGNED.
15997         * tree-ssa-dce.c (propagate_necessity): Likewise.
15998         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
15999         call_may_clobber_ref_p_1): Likewise.
16000         * builtins.c (is_simple_builtin, expand_builtin): Likewise.
16001         (expand_builtin_assume_aligned): New function.
16002         * doc/extend.texi (__builtin_assume_aligned): Document.
16003
16004         PR debug/49544
16005         * cselib.c (promote_debug_loc): If cselib_preserve_constants
16006         and l has two DEBUG_INSN owned locs instead of just one, adjust
16007         the second location's setting_insn too.
16008
16009 2011-06-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16010
16011         PR libmudflap/38738
16012         * config/sol2.h [!USE_GLD] (MFLIB_SPEC): Define.
16013
16014 2011-06-27  Nick Clifton  <nickc@redhat.com>
16015
16016         * config/mn10300/mn10300.md (clzsi2): Use XOR after BSCH to convert
16017         bit position of highest bit set into a count of the high zero bits.
16018
16019 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16020
16021         * dwarf2out.c (TYPE_DECL_IS_STUB): Extend mechanism to all types.
16022
16023 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16024
16025         PR lto/48492
16026         * dwarf2out.c (dwarf2out_finish): Do not attach a DIE on the limbo list
16027         to a NULL parent.
16028
16029 2011-06-27  Richard Guenther  <rguenther@suse.de>
16030
16031         PR tree-optimization/49394
16032         * passes.c (execute_one_pass): Restore current_pass after
16033         applying IPA transforms.
16034
16035 2011-06-27  Kai Tietz  <ktietz@redhat.com>
16036
16037         * tree-ssa-math-opts.c (do_shift_rotate): Zero bits
16038         out of type precision after operation.
16039         (find_bswap): Take for limit value the integer auto-promotion
16040         into account.
16041
16042 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16043
16044         * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
16045         forward scan as well.
16046
16047 2011-06-27  Tristan Gingold  <gingold@adacore.com>
16048
16049         PR target/44241
16050         * config/vms/vms-protos.h: New file.
16051         * config/vms/vms-crtlmap.map: New file.
16052         * config/vms/vms.c: New file.
16053         * config/vms/make-crtlmap.awk: New file.
16054         * config/vms/vms-crtl.h: File removed.
16055         * config/vms/vms-crtl-64.h: File removed.
16056         * config/vms/t-vms (vms-crtlmap.h, vms.o): New targets.
16057         * config/alpha/vms64.h: Do not include vms-crtl-64.h
16058         * config/alpha/alpha.c (alpha_init_builtins): Remove code to
16059         clear some builtins on VMS.  Calls vms_patch_builtins.
16060         (avms_asm_output_external): Remove.
16061         * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Remove.
16062         (struct crtl_name_spec): Remove
16063         (DO_CTRL_NAMES): Remove.
16064         * config/ia64/vms.h (struct crtl_name_spec): Remove
16065         (DO_CTRL_NAMES): Remove.
16066         * config/ia64/ia64.c (alpha_init_builtins): Remove code to
16067         clear some builtins on VMS.  Calls vms_patch_builtins.
16068         (ia64_asm_output_external): Remove DO_CRTL_NAME.
16069         * config/ia64/vms64.h: Do not include vms-crtl-64.h
16070         * config.gcc (*-*-*vms*): Define extra_objs, target_gtfiles, tm_p_file.
16071
16072 2011-06-27  Tristan Gingold  <gingold@adacore.com>
16073
16074         * config/alpha/alpha.c (alpha_end_function): Always generate .end
16075         directive on VMS.
16076
16077 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16078
16079         * config/sparc/sparc.c (sparc_frame_pointer_required): Return true if
16080         the function receives nonlocal gotos.
16081
16082 2011-06-27  Richard Guenther  <rguenther@suse.de>
16083
16084         PR tree-optimization/49536
16085         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
16086         For non-scalar inner types use a scalar type according to
16087         the scalar inner mode.
16088
16089 2011-06-27  Richard Guenther  <rguenther@suse.de>
16090
16091         PR tree-optimization/49365
16092         * params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.
16093
16094 2011-06-27  Richard Guenther  <rguenther@suse.de>
16095
16096         PR tree-optimization/49169
16097         * fold-const.c (get_pointer_modulus_and_residue): Don't rely on
16098         the alignment of function decls.
16099
16100 2011-06-26  Iain Sandoe  <iains@gcc.gnu.org>
16101
16102         PR target/47997
16103         * config/darwin.c (darwin_mergeable_string_section): Place string
16104         constants in '.cstring' rather than '.const' when CF/NSStrings are
16105         active.
16106
16107 2011-06-26  Eric Botcazou  <ebotcazou@adacore.com>
16108
16109         * config/sparc/sparc.c (save_local_or_in_reg_p): Adjust comment.
16110         (emit_save_register_window): Likewise.
16111         (sparc_expand_prologue): Use SIZE_INT_RTX and SIZE_RTX variables.
16112         (sparc_flat_expand_prologue): Add comment.  Always emit blockage.
16113         Swap back %o7/%i7 in register naming.
16114
16115 2011-06-25  Iain Sandoe  <iains@gcc.gnu.org>
16116
16117         PR driver/49371
16118         * config/darwin.c (darwin_override_options): Improve warning when
16119         mdynamic-no-pic is given together with fPIC/fpic, also warn when it
16120         is given with fpie/fPIE.
16121         * config/darwin.h (PIE_SPEC): New, (LINK_SPEC): Use PIE_SPEC.
16122         * config/darwin9.h (PIE_SPEC): New.
16123
16124 2011-06-25  Basile Starynkevitch  <basile@starynkevitch.net>
16125
16126         * timevar.c (timevar_print): Increase width for display of timevar
16127         name.
16128
16129 2011-06-24  Jakub Jelinek  <jakub@redhat.com>
16130
16131         PR c++/46400
16132         * c-decl.c (union lang_tree_node): Use TYPE_NEXT_VARIANT
16133         instead of TYPE_CHAIN for chain_next for types.
16134
16135 2011-06-24  Richard Henderson  <rth@redhat.com>
16136
16137         * config/sparc/sparc.md (create_flat_frame_1<P:mode>): Remove.
16138         (create_flat_frame_2<P:mode>, create_flat_frame_3<P:mode>): Remove.
16139         * config/sparc/sparc.c (gen_create_flat_frame_1): Remove.
16140         (gen_create_flat_frame_2, gen_create_flat_frame_3): Remove.
16141         (sparc_flat_expand_prologue): Emit individual instructions
16142         instead of one of the above.
16143
16144 2011-06-24  Easwaran Raman  <eraman@google.com>
16145
16146         PR rtl-optimization/49429
16147         PR target/49454
16148         * expr.c (emit_block_move_hints):  Mark MEM_EXPR(x) and
16149         MEM_EXPR(y) addressable if emit_block_move_via_libcall is
16150         used to copy y into x.
16151         * calls.c (initialize_argument_information): Mark
16152         an argument addressable if it is passed by invisible reference.
16153         (emit_library_call_value_1): Mark  MEM_EXPR (val) addressable
16154         if it is passed by reference.
16155
16156 2011-06-24  H.J. Lu  <hongjiu.lu@intel.com>
16157
16158         PR rtl-optimization/49504
16159         * rtlanal.c (nonzero_bits1): Properly handle addition or
16160         subtraction of a pointer in Pmode if pointers extend unsigned.
16161         (num_sign_bit_copies1): Likewise.
16162
16163 2011-06-24  Martin Jambor  <mjambor@suse.cz>
16164
16165         PR tree-optimizations/49516
16166         * tree-sra.c (sra_modify_assign): Choose the safe path for
16167         aggregate copies if we also did scalar replacements.
16168
16169 2011-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16170
16171         PR target/49335
16172         * config/arm/predicates.md (add_operator): New.
16173         * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage in Thumb2.
16174
16175 2011-06-24  Andi Kleen  <ak@linux.intel.com>
16176
16177         * tree-sra.c (type_internals_preclude_sra_p): Add msg
16178         parameter. Split up ifs and report reason in *msg.
16179         (reject): Add.
16180         (find_var_candiate): Add msg variable.
16181         Split up ifs and report reason to reject.
16182         (find_param_candidates): Add msg variable.
16183         Pass msg to type_internals_preclude_sra_p.
16184
16185 2011-06-23  Jeff Law  <law@redhat.com>
16186
16187         PR middle-end/48770
16188         * reload.h (reload): Change to return a bool.
16189         * ira.c (ira): If requested by reload, run a fast DCE pass after
16190         reload has completed.  Fix comment typo.
16191         * reload1.c (need_dce): New file scoped static.
16192         (reload): Set reload_completed here.  Return whether or not a DCE
16193         pass after reload is needed.
16194         (delete_dead_insn): Set need_dce as needed.
16195
16196         PR middle-end/49465
16197         * tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
16198         to detect threading through joiner block.  If there was already
16199         an edge to the new target, then do not change the PHI nodes.
16200
16201 2011-06-23  Jakub Jelinek  <jakub@redhat.com>
16202
16203         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
16204         get_pointer_alignment to see if base isn't sufficiently aligned.
16205
16206 2011-06-23  Jan Hubicka  <jh@suse.cz>
16207
16208         PR tree-optimize/49373
16209         * tree-pass.h (all_late_ipa_passes): Declare.
16210         * cgraphunit.c (init_lowered_empty_function): Fix properties.
16211         (cgraph_optimize): Execute late passes; remove unreachable funcions
16212         after materialization.
16213         * ipa-inline.c (gate_ipa_inline): Enable only when optimizing or
16214         LTOing.
16215         * passes.c (all_late_ipa_passes): Declare.
16216         (dump_passes, register_pass): Handle late ipa passes.
16217         (init_optimization_passes): Move ipa_pta to late passes; schedule
16218         fixup_cfg at beggining of all_passes.
16219         (apply_ipa_transforms): New function.
16220         (execute_one_pass): When doing simple ipa pass, apply all transforms.
16221
16222 2011-06-23  Joseph Myers  <joseph@codesourcery.com>
16223
16224         * params.c: Include common/common-target.h.  Don't include tm.h.
16225         (lang_independent_params): Move from toplev.c.
16226         (global_init_params): New.
16227         * params.h (global_init_params): Declare.
16228         * target.def (default_params): Move to common-target.def.
16229         * toplev.c (lang_independent_options): Remove.
16230         (lang_independent_params): Move to params.c.
16231         (general_init): Use global_init_params.
16232         * common/common-target.def (option_default_params): Move from
16233         target.def.
16234         * common/config/ia64/ia64-common.c: Include params.h.
16235         (ia64_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16236         from ia64.c.
16237         * common/config/rs6000/rs6000-common.c: Include params.h.
16238         (rs6000_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16239         from rs6000.c.
16240         * common/config/sh/sh-common.c: Include params.h.
16241         (sh_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16242         from sh.c.
16243         * common/config/spu/spu-common.c: Include params.h.
16244         (spu_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16245         from spu.c.
16246         * config/ia64/ia64.c (ia64_option_default_params,
16247         TARGET_OPTION_DEFAULT_PARAMS): Move to ia64-common.c.
16248         * config/rs6000/rs6000.c (rs6000_option_default_params,
16249         TARGET_OPTION_DEFAULT_PARAMS): Move to rs6000-common.c.
16250         * config/sh/sh.c (sh_option_default_params,
16251         TARGET_OPTION_DEFAULT_PARAMS): Move to sh-common.c.
16252         * config/spu/spu.c (spu_option_default_params,
16253         TARGET_OPTION_DEFAULT_PARAMS): Move to spu-common.c.
16254         * Makefile.in (OBJS): Remove params.o.
16255         (OBJS-libcommon-target): Add params.o.
16256         (params.o, $(common_out_object_file)): Update dependencies.
16257         * doc/tm.texi: Regenerate.
16258
16259 2011-06-23  Alan Modra  <amodra@gmail.com>
16260
16261         PR bootstrap/49383
16262         * config/rs6000/rs6000.c (call_ABI_of_interest): Adjust cgraph
16263         invocation for 2011-06-09 changes.
16264
16265 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
16266
16267         PR libgomp/49490
16268         * omp-low.c (expand_omp_for_static_nochunk): Only
16269         use n ceil/ nthreads size for the first n % nthreads threads in the
16270         team instead of all threads except for the last few ones which
16271         get less work or none at all.
16272
16273         PR debug/49496
16274         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Ignore debug
16275         uses.
16276
16277 2011-06-22  Richard Guenther  <rguenther@suse.de>
16278
16279         PR tree-optimization/49493
16280         * tree-ssa-structalias.c (get_constraint_for_ssa_var):
16281         Refer to the alias target of variables.
16282         (associate_varinfo_to_alias_1): Remove.
16283         (ipa_pta_execute): Do not associate aliases with anything.
16284         * cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
16285         (cgraph_function_node): Likewise.
16286         (cgraph_function_or_thunk_node): Likewise.
16287         (varpool_variable_node): Likewise.
16288
16289 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
16290
16291         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Fix -mtls-dialect typo.
16292         * config.gcc (arm*-*-linux*): Default to gnu tls.
16293         (arm*-*-*): Add --with-tls option.
16294         (all_defaults): Add 'tls'.
16295
16296 2011-06-22  Richard Henderson  <rth@redhat.com>
16297
16298         * reg-notes.def (REG_CFA_WINDOW_SAVE): New.
16299         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
16300         (dwarf2out_frame_debug_cfa_window_save): Rename from
16301         dwarf2out_window_save; make static.
16302         * tree.h (dwarf2out_window_save): Don't declare.
16303
16304         * config/sparc/sparc.c (sparc_dwarf_handle_frame_unspec): Remove.
16305         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
16306         (emit_save_register_window): Rename from gen_save_register_window;
16307         emit the insn and add REG_CFA_* notes.
16308         (sparc_expand_prologue): Update to match.
16309         * config/sparc/sparc.md (save_register_window_1): Simplify from
16310         save_register_window<P:mode>.
16311
16312 2011-06-22  H.J. Lu  <hongjiu.lu@intel.com>
16313
16314         PR target/49497
16315         * config/i386/i386.md (*lea_general_2): Always allow SImode.
16316         (*lea_general_2_zext): Likewise.
16317         (imul to lea peepholes): Use const359_operand and check
16318         TARGET_PARTIAL_REG_STALL.
16319
16320         * config/i386/predicates.md (const359_operand): New.
16321
16322 2011-06-22  Michael Matz  <matz@suse.de>
16323
16324         * cgraphunit.c (assemble_thunk): Use correct return type.
16325
16326 2011-06-22  Dmitry Plotnikov  <dplotnikov@ispras.ru>
16327             Dmitry Melnik  <dm@ispras.ru>
16328
16329         * config/arm/arm.c (neon_immediate_valid_for_shift): New function.
16330         (neon_output_shift_immediate): Ditto.
16331         * config/arm/arm-protos.h (neon_immediate_valid_for_shift): New
16332         prototype.
16333         (neon_output_shift_immediate): Ditto.
16334         * config/arm/neon.md (vashl<mode>3): Modified constraint.
16335         (vashr<mode>3_imm): New insn pattern.
16336         (vlshr<mode>3_imm): Ditto.
16337         (vashr<mode>3): Modified constraint.
16338         (vlshr<mode>3): Ditto.
16339         * config/arm/predicates.md (imm_for_neon_lshift_operand): New
16340         predicate.
16341         (imm_for_neon_rshift_operand): Ditto.
16342         (imm_lshift_or_reg_neon): Ditto.
16343         (imm_rshift_or_reg_neon): Ditto.
16344
16345         * optabs.c (init_optabs): Init optab codes for vashl, vashr, vlshr.
16346
16347 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
16348
16349         * tree-ssa-ccp.c (evaluate_stmt): Try bitwise tracking for
16350         builtin calls even if likelyvalue is not CONSTANT.
16351         Handle BUILT_IN_STRDUP and BUILT_IN_STRNDUP like BUILT_IN_MALLOC.
16352         Return get_value_for_expr of first operand
16353         for BUILT_IN_{MEM{CPY,MOVE,SET},STR{,N}CPY}{,_CHK}.
16354         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
16355         BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK like
16356         their non-checking counterparts.
16357         (call_may_clobber_ref_p_1): Likewise.
16358         (stmt_kills_ref_p_1): Handle BUILT_IN_MEM{{,P}CPY,MOVE,SET}_CHK
16359         like their non-checking counterparts.
16360         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16361         Handle BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK
16362         like their non-checking counterparts.
16363         (find_func_clobbers): Likewise.
16364         * tree-ssa-dce.c (propagate_necessity): Handle BUILT_IN_MEMSET_CHK
16365         like BUILT_IN_MEMSET and BUILT_IN_CALLOC like BUILT_IN_MALLOC.
16366
16367         * dwarf2out.c (size_of_loc_descr, output_loc_operands,
16368         mark_base_types, hash_loc_operands, compare_loc_operands): Allow
16369         DW_OP_GNU_convert and DW_OP_GNU_reinterpret to use constant instead
16370         of base type reference as argument.
16371         (resolve_addr_in_expr): Likewise.  Fix keep computation.
16372         (convert_descriptor_to_signed): Renamed to...
16373         (convert_descriptor_to_mode): ... this.  For wider types convert to
16374         unsigned instead of signed, for <= DWARF2_ADDR_SIZE convert to untyped.
16375         (typed_binop): New function.
16376         (scompare_loc_descriptor, ucompare_loc_descriptor,
16377         minmax_loc_descriptor, mem_loc_descriptor): For wider integer modes
16378         default to unsigned type instead of signed.
16379
16380         PR debug/47858
16381         * gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_SOURCE_BIND.
16382         (gimple_build_debug_source_bind_stat): New prototype.
16383         (gimple_build_debug_source_bind): Define.
16384         (gimple_debug_source_bind_p, gimple_debug_source_bind_get_var,
16385         gimple_debug_source_bind_get_value,
16386         gimple_debug_source_bind_get_value_ptr,
16387         gimple_debug_source_bind_set_var,
16388         gimple_debug_source_bind_set_value): New inlines.
16389         * gimple.c (gimple_build_debug_source_bind_stat): New function.
16390         * gimple-pretty-print.c (dump_gimple_debug): Handle
16391         GIMPLE_DEBUG_SOURCE_BIND.
16392         * sese.c (rename_uses): Handle gimple_debug_source_bind_p.
16393         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16394         * tree-parloops.c (eliminate_local_variables,
16395         separate_decls_in_region): Likewise.
16396         (separate_decls_in_region_debug): Renamed from
16397         separate_decls_in_region_debug_bind.  Handle
16398         gimple_debug_source_bind_p.
16399         * tree.h (decl_debug_args_lookup, decl_debug_args_insert): New
16400         prototypes.
16401         (DECL_HAS_DEBUG_ARGS_P): Define.
16402         (struct tree_function_decl): Add has_debug_args_flag field.
16403         * tree.c (debug_args_for_decl): New variable.
16404         (decl_debug_args_lookup, decl_debug_args_insert): New functions.
16405         * tree-into-ssa.c (mark_def_sites): Handle uses in debug stmts.
16406         (rewrite_debug_stmt_uses): New function.
16407         (rewrite_stmt): Use it to rewrite debug stmt uses.
16408         * rtl.def (DEBUG_PARAMETER_REF): New.
16409         * rtl.h (DEBUG_PARAMETER_REF_DECL): Define.
16410         * cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Handle
16411         DEBUG_PARAMETER_REF.
16412         * rtl.c (rtx_equal_p_cb, rtx_equal_p, iterative_hash_rtx): Likewise.
16413         * print-rtl.c (print_rtx): Likewise.
16414         * tree-sra.c (sra_ipa_reset_debug_stmts): Prefer replacing of
16415         SSA_NAMEs with DEBUG_EXPR_DECLs initialized in source bind
16416         debug stmts in the first bb.
16417         * tree-inline.c (remap_ssa_name): If remapping default def
16418         of a PARM_DECL fails, map to a DEBUG_EXPR_DECL set in
16419         a source bind debug stmt.
16420         (remap_gimple_stmt): Handle gimple_debug_source_bind_p.
16421         (maybe_move_debug_stmts_to_successors): Likewise.
16422         (copy_debug_stmt): Likewise.  Avoid shadowing a variable.
16423         (tree_function_versioning): If DECL_HAS_DEBUG_ARGS_P, copy
16424         debug args vector from old_decl to new_decl.
16425         * ipa-prop.c (ipa_modify_call_arguments): For optimized away
16426         or modified parameters, add debug bind stmts before call
16427         setting DEBUG_EXPR_DECL which is remembered in debug args vector.
16428         * cfgexpand.c (expand_call_stmt): Call expand_debug_expr
16429         on DECL_DEBUG_EXPRs from debug args vector.
16430         (expand_debug_source_expr): New function.
16431         (expand_debug_locations): Use it for source bind insns.
16432         (expand_gimple_basic_block): Handle gimple_debug_source_bind_p.
16433         * var-tracking.c (prepare_call_arguments): Add debug args
16434         to call_arguments if any.
16435         * dwarf2out.c (dwarf_stack_op_name, size_of_loc_descr,
16436         output_loc_operands, output_loc_operands_raw, resolve_addr_in_expr,
16437         compare_loc_operands): Handle DW_OP_GNU_parameter_ref.
16438         (get_ref_die_offset, parameter_ref_descriptor): New functions.
16439         (mem_loc_descriptor): Handle DEBUG_PARAMETER_REF.
16440         (gen_subprogram_die): Handle parameters identified by
16441         DEBUG_PARAMETER_REF.
16442
16443 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
16444
16445         * doc/invoke.texi (ARM Options): Document -mtls-dialect option.
16446         * doc/install.texi (Configuration): Document --with-tls.
16447         * config/arm/arm.c (enum tls_reloc): Add TLS_DESCSEQ.
16448         (arm_call_tls_get_addr): Clean up. Assert not tls descriptor.
16449         (arm_tls_descseq_addr): New.
16450         (legitimize_tls_address): Add tlsdesc support.
16451         (arm_cannot_copy_insn_p): Check for tlscall.
16452         (arm_emit_tls_decoration): Likewise.
16453         * config/arm/arm.h (TARGET_GNU2_TLS): New.
16454         (OPTION_DEFAULT_SPECS): Add with-tls support.
16455         * config/arm/arm.md (R1_REGNUM): Define.
16456         (tlscall): New.
16457         * config/arm/arm.opt (tls_type): New enumeration type and values.
16458         (mtls-dialect): New switch.
16459         * config/arm/arm-opts.h (enum tls_type): New.
16460
16461 2011-06-21  Nicola Pero  <nicola.pero@meta-innovation.com>
16462
16463         * attribs.c (register_attribute): Added assert to check that all
16464         attribute specs are registered with a name that is not empty and
16465         does not start with '_'.
16466         (decl_attributes): Avoid the lookup of the "naked" attribute spec
16467         if the function has no attributes.
16468         * tree.c (is_attribute_with_length_p): Removed.
16469         (is_attribute_p): Removed.
16470         (private_is_attribute_p): New.
16471         (private_lookup_attribute): New.
16472         (lookup_attribute): Removed.
16473         (lookup_ident_attribute): New.
16474         (remove_attribute): Require the first argument to be in the form
16475         'text', not '__text__'.  Updated asserts.
16476         (merge_attributes): Use lookup_ident_attributes instead of
16477         lookup_attribute.
16478         (merge_dllimport_decl_attributes): Use remove_attribute.
16479         (attribute_list_contained): Likewise.
16480         (attribute_list_equal): Immediately return 1 if the arguments are
16481         identical pointers.
16482         * tree.h (is_attribute_p): Made inline.  Return a 'bool', not an
16483         'int'.  Require the first argument to be in the form 'text', not
16484         '__text__'.  Require the second argument to be an identifier.
16485         (lookup_attribute): Made inline.  Require the first argument to be
16486         in the form 'text', not '__text__'.
16487         (private_is_attribute_p, private_lookup_attribute): New.
16488         Updated comments.
16489
16490 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
16491
16492         * builtins.c: Add sync_ or SYNC__ to builtin names.
16493         * sync-builtins.def: Add sync_ or SYNC__ to builtin names.
16494         * omp-low.c: Add sync_ or SYNC__ to builtin names.
16495
16496 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
16497
16498         PR target/33049
16499         * config/avr/avr.md (extzv): New expander.
16500         (*extzv): New insn.
16501         (*extzv.qihi1, *extzv.qihi2): New insn-and-split.
16502         * config/avr/constraints.md (C04): New constraint.
16503         * doc/md.texi (Machine Constraints): Document it.
16504
16505 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
16506
16507         PR middle-end/49489
16508         * builtins.c (expand_builtin_unop): Call expand_unop with 0 as
16509         unsignedp argument instead of 1 for clrsb_optab.
16510         (fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT
16511         and < 2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
16512         (fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
16513         * optabs.c (widen_leading): Call widen_operand and expand_unop
16514         with 0 as unsignedp argument instead of 1 for clrsb_optab.
16515         (expand_unop): Subtract difference of mode sizes also for clrsb_optab.
16516
16517 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
16518
16519         * config/avr/avr.md (*jcindirect_jump): Fix build warning.
16520
16521 2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>
16522
16523         * gensupport.c (add_define_attr): New static function.
16524         (is_predicable): Allow multi-alternative lists for the "predicable"
16525         attribute.
16526         (modify_attr_enabled_ce, alter_attrs_for_insn): New static functions.
16527         (process_one_cond_exec): Call alter_attrs_for_insn.
16528         * doc/md.texi (Defining Attributes): Mention some standard names.
16529         (Conditional Execution): Update documentation for "predicable".
16530
16531         * doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
16532         __builtin_clrsbll): Document.
16533         * doc/rtl.texi (clrsb): New entry.
16534         * optabs.c (widen_leading): Renamed from widen_clz.  New argument
16535         UNOPTAB.  All callers changed.  Use UNOPTAB instead of clz_optab.
16536         (expand_unop): Handle clrsb_optab.
16537         (init_optabs): Initialize it.
16538         * optabs.h (enum optab_index): New entry OTI_clrsb.
16539         (clrsb_optab): Define.
16540         * genopinit.c (optabs): Add an entry for it.
16541         * builtins.c (expand_builtin): Handle clrsb builtin functions.
16542         * builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
16543         BUILT_IN_CLRSBLL): New.
16544         * rtl.def (CLRSB): New code.
16545         * dwarf2out.c (mem_loc_descriptor): Handle it.
16546         * simplify-rtx.c (simplify_const_unary_operation): Likewise.
16547         Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
16548         and popcount.
16549         * libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
16550         * libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
16551         (__ctzDI2): Move declaration.
16552         * config/bfin/bfin.md (clrsbsi2): New expander.
16553         (signbitssi2): Use the CLRSB rtx.
16554         (clrsbhi2): Renamed from signbitshi2.  Use the CLRSB rtx.
16555         * config/bfin/bfin.c (bdesc_1arg): Changed accordingly.
16556
16557 2011-06-21  Richard Guenther  <rguenther@suse.de>
16558
16559         * ipa-inline-transform.c (inline_transform): Fix previous change.
16560
16561 2011-06-21  Ira Rosen  <ira.rosen@linaro.org>
16562
16563         PR tree-optimization/49478
16564         * tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
16565         with constant operand.
16566
16567 2011-06-21  Richard Guenther  <rguenther@suse.de>
16568
16569         * ipa-inline-transform.c (inline_transform): Fix typo.
16570
16571 2011-06-21  Richard Guenther  <rguenther@suse.de>
16572
16573         PR tree-optimization/49483
16574         * tree-vect-stmts.c (vectorizable_assignment): Also handle
16575         VIEW_CONVERT_EXPR conversions.
16576
16577 2011-06-21  Joseph Myers  <joseph@codesourcery.com>
16578
16579         * config/avr/avr-mcus.def, config/avr/genopt.sh: New files.
16580         * config/avr/avr-tables.opt: New file (generated).
16581         * config.gcc (avr-*-*): Use avr/avr-tables.opt.
16582         * config/avr/avr-devices.c (avr_mcu_types): Move contents to
16583         avr-mcus.def.
16584         * config/avr/avr.c (avr_help, TARGET_HELP): Remove.
16585         (avr_option_override): Don't process -mmcu= argument here.  Set
16586         avr_current_device using avr_mcu_index.
16587         (avr_file_start): Use avr_current_device->name instead of avr_mcu_name.
16588         * config/avr/avr.opt (mmcu=): Use Enum.
16589         * config/avr/t-avr (avr-devices.o): Update dependencies.
16590         ($(srcdir)/config/avr/avr-tables.opt): New.
16591         * target.def (help): Remove.
16592         * doc/tm.texi.in (TARGET_HELP): Remove.
16593         * doc/tm.texi: Regenerate.
16594         * opts.c: Don't include target.h.
16595         (common_handle_option): Don't call targetm.help.
16596         * system.h (TARGET_HELP): Poison.
16597         * Makefile.in (opts.o): Update dependencies.
16598
16599 2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16600
16601         * config/usegld.h: New file.
16602         * config/sol2.h (PREFERRED_DEBUGGING_TYPE): Remove.
16603         (CPP_SUBTARGET_SPEC): Remove -compat-bsd support.
16604         (LIB_SPEC): Likewise.  Search /lib.
16605         (LINK_ARCH32_SPEC_BASE): Remove -compat-bsd support.
16606         (RDYNAMIC_SPEC): Handle GNU ld.
16607         [HAVE_LD_EH_FRAME_HDR && TARGET_DL_ITERATE_PHDR] (LINK_EH_SPEC):
16608         Define.
16609         (SUPPORTS_INIT_PRIORITY): Only disable for Sun ld.
16610         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Define.
16611         [!USE_GAS] (NO_DBX_BNSYM_ENSYM): Redefine.
16612         (STACK_CHECK_STATIC_BUILTIN): Define.
16613         * config/sol2.opt (compat-bsd): Remove.
16614         * config/sol2-10.h (TARGET_C99_FUNCTIONS): Remove undef.
16615         * config/sol2-bi.h: New file.
16616         * config/sol2-gld.h: Remove.
16617         * config/i386/sol2.h (TLS_COMMON_ASM_OP): Only define if !USE_GAS.
16618         (NO_DBX_BNSYM_ENSYM): Remove.
16619         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
16620         (STACK_CHECK_STATIC_BUILTIN): Remove.
16621         Test USE_GLD instead of TARGET_GNU_LD.
16622         * config/i386/sol2-10.h: Rename to ...
16623         * config/i386/sol2-bi.h .. this.
16624         (SUBTARGET_EXTRA_SPECS): Redefine.
16625         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Remove.
16626         (MULTILIB_DEFAULTS): Remove.
16627         (DEFAULT_ARCH32_P): Define.
16628         (LINK_ARCH64_SPEC_BASE, LINK_ARCH64_SPEC): Remove.
16629         (ARCH64_SUBDIR): Define.
16630         Test USE_GLD instead of TARGET_GNU_LD.
16631         (I386_EMULATION): Rename to ...
16632         (ARCH32_EMULATION): ... this.
16633         (X86_64_EMULATION): Rename to ...
16634         (ARCH64_EMULATION): ... this.
16635         (TARGET_LD_EMULATION): Remove.
16636         (LINK_ARCH_SPEC): Remove.
16637         * config/i386/sol2-gas.h: Remove.
16638         * config/i386/t-sol2-10: Rename to ...
16639         * config/i386/t-sol2-64: ... this.
16640         * config/sparc/sol2.h (SPARC_DEFAULT_CMODEL): Redefine.
16641         (AS_SPARC64_FLAG): Define.
16642         (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Redefine.
16643         (CPP_CPU64_DEFAULT_SPEC, ASM_CPU32_DEFAULT_SPEC): Redefine
16644         depending on TARGET_CPU_DEFAULT.
16645         (CPP_CPU_SPEC): Redefine.
16646         (ASM_CPU_SPEC): Handle DEFAULT_ARCH32_P.
16647         (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Redefine.
16648         (CPP_ARCH32_SPEC, CPP_ARCH64_SPEC, CPP_ARCH_SPEC): Redefine.
16649         (ASM_ARCH_SPEC, ASM_ARCH32_SPEC, ASM_ARCH64_SPEC,
16650         ASM_ARCH_DEFAULT_SPEC): Redefine.
16651         (SUBTARGET_EXTRA_SPECS): Add LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
16652         LINK_ARCH_DEFAULT_SPEC.
16653         [USE_GLD] (ARCH32_EMULATION, ARCH64_EMULATION): Define.
16654         [USE_GLD] (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Redefine.
16655         (ARCH64_SUBDIR): Define.
16656         (LINK_ARCH64_SPEC): Redefine.
16657         (CC1_SPEC): Redefine.
16658         (OPTION_DEFAULT_SPECS): Redefine.
16659         (MULTILIB_DEFAULTS): Define.
16660         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Redefine.
16661         [USE_GAS && HAVE_AS_TLS] (TARGET_SUN_TLS, TARGET_GNU_TLS): Redefine.
16662         [USE_GLD] (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undef.
16663         (NO_DBX_BNSYM_ENSYM): Remove.
16664         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
16665         (ASM_OUTPUT_ALIGN_WITH_NOP): Only define if !USE_GAS.
16666         (TARGET_ASM_NAMED_SECTION): Likewise.
16667         (STACK_CHECK_STATIC_BUILTIN): Remove.
16668         * config/sparc/sol2-bi.h: Remove.
16669         * config/sparc/sol2-gas-bi.h: Remove.
16670         * config/sparc/sol2-gas.h: Remove.
16671         * config/sparc/sol2-gld-bi.h: Remove.
16672         * config.gcc (i[34567]86-*-solaris2*, sparc*-*-solaris2*): Move
16673         common parts ...
16674         (*-*-solaris2*): ... here.
16675
16676 2011-06-21  Christian Bruel  <christian.bruel@st.com>
16677
16678         PR other/43564
16679         * ipa-inline.c (can_inline_edge_p): Check
16680         !DECL_DISREGARD_INLINE_LIMITS.
16681
16682 2011-06-21  Christian Bruel  <christian.bruel@st.com>
16683
16684         PR middle-end/49139
16685         * cgraphunit.c (process_function_and_variable_attributes): warn when
16686         always_inline functions that are not inline.
16687         * ipa-inline-transform.c (inline_transform): Always call
16688         optimize_inline.
16689         * tree-inline.c (tree_inlinable_function_p): Use error instead
16690         of sorry.
16691         (expand_call_inline): Likewise.
16692
16693 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
16694
16695         * Makefile.in (dg_target_exps): Set.
16696         (check_gcc_parallelize): Parallelize gcc testing into 10 jobs
16697         instead of 7, try to divide it more evenly.
16698
16699 2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>
16700
16701         PR target/49089
16702         * config/i386/i386.c (avx256_split_unaligned_load): New definition.
16703         (avx256_split_unaligned_store): New definition.
16704         (ix86_option_override_internal): Enable avx256 unaligned load/store
16705         splitting only when avx256_split_unaligned_load/store is set.
16706
16707 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
16708
16709         * regrename.c (scan_rtx_reg): Handle the case where we write to an
16710         open chain in a smaller mode without failing the entire block.
16711
16712 2011-06-21  Alan Modra  <amodra@gmail.com>
16713
16714         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
16715         CONST high part large-toc address.
16716         (rs6000_tls_referenced_p): Make static.
16717         * config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.
16718
16719 2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16720
16721         PR target/49385
16722         * config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
16723         one of the operands is a register.
16724
16725 2011-06-20  Kai Tietz  <ktietz@redhat.com>
16726
16727         * fold-const.c (fold_binary_loc): Add missing folding for truth-not
16728         operations in combination with binary and.
16729
16730 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
16731
16732         * regrename.c (do_replace): Don't update notes.
16733
16734 2011-06-20  Alan Modra  <amodra@gmail.com>
16735
16736         * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
16737         of toc-relative address in CONST.
16738         (rs6000_delegitimize_address): Recognize changed address.
16739         (rs6000_legitimize_reload_address): Likewise.
16740         (rs6000_emit_move): Don't force these constants to memory.
16741         * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
16742         toc-relative address in CONST.
16743         (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
16744         (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
16745
16746 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
16747
16748         * longlong.h (count_leading_zeros): Use long long builtin for x86-64.
16749         (count_trailing_zeros): Likewise.
16750
16751 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
16752
16753         PR other/49325
16754         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
16755         .init_array can be used with .ctors on targets.
16756         * configure: Regenerated.
16757
16758 2011-06-18  Eric Botcazou  <ebotcazou@adacore.com>
16759
16760         * tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
16761         if the element type is volatile.
16762
16763 2011-06-18  Jan Hubicka  <jh@suse.cz>
16764
16765         * lto-symtab.c (lto_varpool_replace_node): Remove code handling
16766         extra name aliases.
16767         (lto_symtab_resolve_can_prevail_p): Likewise.
16768         (lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
16769         * cgraphbuild.c (record_reference): Remove extra body alias code.
16770         (mark_load): Likewise.
16771         (mark_store): Likewise.
16772         * cgraph.h (varpool_node): Remove extra_name filed;
16773         add alias_of and extraname_alias.
16774         (varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
16775         (varpool_alias_aliased_node): New inline function.
16776         (varpool_variable_node): New function.
16777         * cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
16778         * ipa-ref.c (ipa_record_reference): Allow aliases on variables.
16779         * lto-cgraph.c (lto_output_varpool_node): Update streaming.
16780         (input_varpool_node): Likewise.
16781         * lto-streamer-out.c (produce_symtab): Remove extra name aliases.
16782         (varpool_externally_visible_p): Remove extra body alias code.
16783         (function_and_variable_visibility): Likewise.
16784         * tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
16785         (ipa_pta_execute): Use it.
16786         * varpool.c (varpool_remove_node): Remove extra name alias code.
16787         (varpool_mark_needed_node): Likewise.
16788         (varpool_analyze_pending_decls): Analyze aliases.
16789         (assemble_aliases): New functoin.
16790         (varpool_assemble_decl): Use it.
16791         (varpool_create_variable_alias): New function.
16792         (varpool_extra_name_alias): Rewrite.
16793         (varpool_for_node_and_aliases): New function.
16794
16795 2011-06-18  Jakub Jelinek  <jakub@redhat.com>
16796
16797         PR target/49411
16798         * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
16799         last_arg_constant and last argument doesn't match its predicate,
16800         for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
16801         if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
16802         (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
16803         spelling of error message.
16804         * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
16805         vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
16806         const_0_to_255_operand instead of const_int_operand.
16807
16808         Revert:
16809         2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
16810
16811         * config/i386/sse.md (blendbits): Remove mode attribute.
16812         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
16813         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
16814         Check integer value of operand 3 in insn constraint.
16815
16816 2011-06-17  Hans-Peter Nilsson  <hp@axis.com>
16817
16818         PR rtl-optimization/48542
16819         * reload.c (find_equiv_reg): Stop looking when finding a
16820         setjmp-type call.
16821         * reload1.c (reload_as_needed): Invalidate all reload
16822         registers when crossing a setjmp-type call.
16823
16824 2011-06-16  Jeff Law  <law@redhat.com>
16825
16826         * tree-ssa-threadupdate.c (struct redirection_data): New field
16827         intermediate_edge.
16828         (THREAD_TARGET2): Define.
16829         (redirection_data_eq): Also check that the intermediate edge is equal.
16830         (lookup_redirection_data): Drop useless argument.  Extract the
16831         outgoing_edge and intermediate edge from E.  Callers updated.
16832         (copy_phi_args, update_destination_phis): New functions.
16833         (fix_duplicate_block_edges): Likewise.
16834         (create_edge_and_update_destination_phis): Duplicate all the edges
16835         hung off e->aux.  Use copy_phi_args.
16836         (create_duplicates): Use fix_duplicate_block_edges.
16837         (fixup_template_block): Likewise.
16838         (redirect_edges): If necessary, redirect the joiner block's incoming
16839         edge to the duplicate of the joiner block.
16840         (thread_block): Don't muck up loops when threading through a joiner
16841         block.
16842         (thread_through_loop_header): Handle threading through a joiner block.
16843         (mark_threaded_blocks, register_jump_thread): Likewise.
16844         * tree-flow.h (register_jump_thread): Add new argument.  Callers
16845         updated.
16846         * tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
16847         (thread_across_edge): Handle threading through a joiner block.
16848
16849 2011-06-16  Martin Jambor  <mjambor@suse.cz>
16850
16851         PR tree-optimization/49343
16852         * tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
16853         calculate offset, provide 2nd operand for the new COMPONENT_REF.
16854
16855 2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>
16856
16857         * config/darwin-protos.h (machopic_select_rtx_section): Move to
16858         inside RTX_CODE ifdef.
16859
16860 2011-06-16  Tom de Vries  <tom@codesourcery.com>
16861
16862         PR target/45098
16863         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
16864         Disallow NULL pointer for pointer arithmetic.
16865
16866 2011-06-16  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16867
16868         PR target/49398
16869         Revert.
16870         2011-06-10  Wei Guozhi  <carrot@google.com>
16871
16872         PR target/45335
16873         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
16874         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
16875         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
16876         related peephole2.
16877         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
16878         related peephole2.
16879         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
16880         (arm_legitimate_ldrd_p): New prototype.
16881         (arm_output_ldrd): New prototype.
16882         * config/arm/arm.c (arm_check_ldrd_operands): New function.
16883         (arm_legitimate_ldrd_p): New function.
16884         (arm_output_ldrd): New function.
16885
16886 2011-06-16  Joern Rennecke  <joern.rennecke@embecosm.com>
16887
16888         PR middle-end/46500
16889         * doc/tm.texi.in: Update Copyright date.
16890         * doc/tm.texi: Regenerate.
16891         * targhooks.c (default_setup_incoming_varargs): Replace
16892         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16893         (default_pretend_outgoing_varargs_named): Likewise.
16894         (hook_pass_by_reference_must_pass_in_stack): Likewise.
16895         (hook_callee_copies_named): Likewise.
16896         (default_function_arg_advance): Likewise.
16897         (default_function_arg): Likewise.
16898         (default_function_incoming_arg): Likewise.
16899         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
16900         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
16901         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
16902         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
16903         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
16904         * targhooks.h (default_setup_incoming_varargs): Likewise.
16905         (default_pretend_outgoing_varargs_named): Likewise.
16906         (hook_pass_by_reference_must_pass_in_stack): Likewise.
16907         (hook_callee_copies_named): Likewise.
16908         (default_function_arg_advance): Likewise.
16909         (default_function_arg): Likewise.
16910         (default_function_incoming_arg): Likewise.
16911         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
16912         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
16913         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
16914         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
16915         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
16916         * target.def (pass_by_reference): Likewise.
16917         (setup_incoming_varargs, strict_argument_naming): Likewise.
16918         (pretend_outgoing_varargs_named, callee_copies): Likewise.
16919         (arg_partial_bytes, function_arg_advance, function_arg): Likewise.
16920         (function_incoming_arg): Likewise.
16921         * target.h: Don't include "tm.h" .
16922         (cumulative_args_t): New typedef.
16923         [GCC_TM_H] (get_cumulative_args): New static inline function.
16924         [GCC_TM_H] (pack_cumulative_args): Likewise.
16925         * config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
16926         argument type with cumulative_args_t.
16927         (alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
16928         (alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
16929         * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
16930         (frv_arg_partial_bytes, frv_function_arg): Likewise.
16931         (frv_function_incoming_arg, frv_function_arg_advance): Likewise.
16932         (frv_function_arg_1): Likewise.
16933         * config/s390/s390.c (s390_pass_by_reference): Likewise.
16934         (s390_function_arg_advance, s390_function_arg): Likewise.
16935         * config/m32c/m32c.c (m32c_function_arg): Likewise.
16936         (m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
16937         (m32c_strict_argument_naming): Likewise.
16938         * config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
16939         (spu_function_arg_advance): Likewise.
16940         (spu_setup_incoming_varargs): Likewise.  Make static.
16941         * config/spu/spu-protos.h (spu_setup_incoming_varargs):
16942         Remove prototype.
16943         * config/sparc/sparc.c (sparc_strict_argument_naming): Replace
16944         CUMULATIVE_ARGS* argument type with cumulative_args_t.
16945         (sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
16946         (sparc_function_arg, sparc_function_incoming_arg): Likewise.
16947         (sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
16948         * config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
16949         (mep_pass_by_reference, mep_function_arg): Likewise.
16950         (mep_function_arg_advance): Likewise.
16951         * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
16952         (m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
16953         (m32r_function_arg, m32r_function_arg_advance): Likewise.
16954         * config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
16955         * config/i386/i386.c (ix86_function_arg_advance): Likewise.
16956         (ix86_function_arg, ix86_pass_by_reference): Likewise.
16957         (ix86_setup_incoming_varargs): Likewise.
16958         * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
16959         (sh_strict_argument_naming): Likewise.
16960         (sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
16961         (sh_callee_copies, sh_arg_partial_bytes): Likewise.
16962         (sh_function_arg_advance, sh_function_arg): Likewise.
16963         * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
16964         (pdp11_function_arg_advance): Likewise.
16965         * config/microblaze/microblaze.c (microblaze_function_arg_advance):
16966         Likewise.
16967         (microblaze_function_arg, function_arg_partial_bytes): Likewise.
16968         * config/avr/avr.c (avr_function_arg): Likewise.
16969         (avr_function_arg_advance): Likewise.
16970         * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
16971         (xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
16972         (xtensa_function_arg_1): Likewise.
16973         * config/stormy16/stormy16.c (xstormy16_function_arg_advance):
16974         Likewise.
16975         (xstormy16_function_arg): Likewise.
16976         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
16977         (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
16978         (fr30_function_arg_advance): Likewise.
16979         * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
16980         (lm32_function_arg, lm32_function_arg_advance): Likewise.
16981         * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
16982         (moxie_function_arg, moxie_function_arg_advance): Likewise.
16983         (moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
16984         * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
16985         (cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
16986         (cris_function_arg, cris_function_incoming_arg): Likewise.
16987         (cris_function_arg_advance, cris_function_arg_1): Likewise.
16988         * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
16989         (iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
16990         (iq2000_function_arg, iq2000_function_arg_advance): Likewise.
16991         * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
16992         (mn10300_function_arg, mn10300_function_arg_advance): Likewise.
16993         (mn10300_arg_partial_bytes): Likewise.
16994         * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
16995         (ia64_arg_partial_bytes, ia64_function_arg): Likewise.
16996         (ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
16997         (ia64_function_arg_1): Likewise.
16998         * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
16999         (m68k_function_arg): Likewise.
17000         * config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
17001         (rs6000_function_arg, setup_incoming_varargs): Likewise.
17002         (rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
17003         * config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
17004         (picochip_function_arg, picochip_incoming_function_arg): Likewise.
17005         (picochip_arg_advance): Likewise.
17006         * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
17007         (mcore_arg_partial_bytes, mcore_function_arg): Likewise.
17008         (mcore_function_arg_advance): Likewise.
17009         * config/score/score.c (score_pass_by_reference): Likewise.
17010         (score_function_arg_advance): Likewise.
17011         (score_arg_partial_bytes): Likewise.  Make static.
17012         * config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
17013         * config/arm/arm.c (arm_arg_partial_bytes): Replace
17014         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17015         (arm_function_arg, arm_function_arg_advance): Likewise.
17016         (arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
17017         * config/pa/pa.c (pa_pass_by_reference): Likewise.
17018         (pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
17019         (pa_function_arg): Likewise.
17020         * config/mips/mips.c (mips_strict_argument_naming): Likewise.
17021         (mips_function_arg, mips_function_arg_advance): Likewise.
17022         (mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
17023         (mips_callee_copies, mips_setup_incoming_varargs): Likewise.
17024         * config/vax/vax.c (vax_function_arg): Likewise.
17025         (vax_function_arg_advance): Likewise.
17026         * config/h8300/h8300.c (h8300_function_arg): Likewise.
17027         (h8300_function_arg_advance): Likewise.
17028         * config/v850/v850.c (v850_pass_by_reference): Likewise.
17029         (v850_strict_argument_naming, v850_function_arg): Likewise.
17030         (v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
17031         (v850_setup_incoming_varargs): Likewise.
17032         * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
17033         (mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
17034         (mmix_function_arg, mmix_pass_by_reference): Likewise.
17035         (mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
17036         with const void *.
17037         * config/bfin/bfin.c (setup_incoming_varargs): Replace
17038         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17039         (bfin_function_arg_advance, bfin_function_arg): Likewise.
17040         (bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
17041         * calls.c (emit_call_1): Change type of args_so_far to
17042         cumulative_args_t.  Changed all callers.
17043         (initialize_argument_information): Likewise.
17044         (expand_call, emit_library_call_value_1): Use pack_cumulative_args.
17045         * dse.c (get_call_args): Likewise.
17046         * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17047         * function.c (pass_by_reference, reference_callee_copied): Likewise.
17048         (struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
17049         New member args_so_far_v.  Changed all users.
17050         * var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
17051         * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
17052         * config/mips/mips.c (mips_output_args_xfer): Likewise.
17053         * config/s390/s390.c (s390_call_saved_register_used): Likewise.
17054         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17055         * config/microblaze/microblaze.c (microblaze_expand_prologue):
17056         Likewise.
17057         * config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
17058         m32r_pass_by_reference.
17059
17060 2011-06-16  Ira Rosen  <ira.rosen@linaro.org>
17061
17062         * tree-vectorizer.h (vect_recog_func_ptr): Change the first
17063         argument to be a VEC of statements.
17064         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove the
17065         assert that pattern statements have to have their vector type set.
17066         * tree-vect-patterns.c (vect_recog_widen_sum_pattern):
17067         Change the first argument to be a VEC of statements.  Update
17068         documentation.
17069         (vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
17070         (vect_handle_widen_mult_by_const): New function.
17071         (vect_recog_widen_mult_pattern):  Change the first argument to be a
17072         VEC of statements.  Update documentation.  Check that the constant is
17073         INTEGER_CST.  Support multiplication by a constant that fits an
17074         intermediate type - call vect_handle_widen_mult_by_const.
17075         (vect_pattern_recog_1): Update vect_recog_func_ptr and its
17076         call.  Handle additional pattern statements if necessary.
17077
17078 2011-06-16  Nick Clifton  <nickc@redhat.com>
17079
17080         PR target/49427
17081         * config.gcc: Set cpu_type to v850 for any V850 architecture.
17082         (v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
17083         md_file, extra_modes, out_file and extra_options are these are all
17084         deduced from cpu_type.
17085
17086 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
17087
17088         * config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
17089         truncation mask to 63.
17090
17091 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
17092
17093         PR target/49313
17094         PR target/29524
17095         * longlong.h: Add AVR support:
17096         (count_leading_zeros): New macro.
17097         (count_trailing_zeros): New macro.
17098         (COUNT_LEADING_ZEROS_0): New macro.
17099         * config/avr/t-avr (LIB1ASMFUNCS): Add _ffssi2, _ffshi2, _loop_ffsqi2,
17100         _ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2, _paritydi2, _paritysi2,
17101         _parityhi2, _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
17102         _bswapsi2, _bswapdi2, _ashldi3, _ashrdi3, _lshrdi3.
17103         (LIB2FUNCS_EXCLUDE): Add _clz.
17104         * config/avr/libgcc.S (XCALL): Move up in file.
17105         (XJMP): New C Macro.
17106         (DEFUN): New asm macro.
17107         (ENDF): New asm macro.
17108         (__ffssi2): New function.
17109         (__ffshi2): New function.
17110         (__loop_ffsqi2): New function.
17111         (__ctzsi2): New function.
17112         (__ctzhi2): New function.
17113         (__clzdi2): New function.
17114         (__clzsi2): New function.
17115         (__clzhi2): New function.
17116         (__paritydi2): New function.
17117         (__paritysi2): New function.
17118         (__parityhi2): New function.
17119         (__parityqi2): New function.
17120         (__popcounthi2): New function.
17121         (__popcountsi2): New function.
17122         (__popcountdi2): New function.
17123         (__popcountqi2): New function.
17124         (__bswapsi2): New function.
17125         (__bswapdi2): New function.
17126         (__ashldi3): New function.
17127         (__ashrdi3): New function.
17128         (__lshrdi3): New function.
17129         Fix suspicous lines.
17130
17131 2011-06-16  Richard Guenther  <rguenther@suse.de>
17132
17133         * gimple.c (canonicalize_cond_expr_cond): (bool)x is not
17134         the same as x != 0.
17135         * fold-const.c (fold_binary_loc): Do not fold X & 1 != 0
17136         to (bool) X & 1.
17137         * ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
17138         equality compares against zero for the lower bit.
17139
17140 2011-06-16  Jakub Jelinek  <jakub@redhat.com>
17141
17142         PR tree-optimization/49419
17143         * tree-vrp.c (execute_vrp): Call init_range_assertions
17144         before estimate_numbers_of_iterations, call
17145         free_number_of_iterations_estimates before calling
17146         remove_range_assertions.
17147
17148 2011-06-16  Revital Eres  <revital.eres@linaro.org>
17149
17150         * modulo-sched.c (struct ps_insn): Remove row_rest_count field.
17151         (struct partial_schedule): Add rows_length field.
17152         (verify_partial_schedule): Check rows_length.
17153         (ps_insert_empty_row): Handle rows_length.
17154         (create_partial_schedule): Likewise.
17155         (free_partial_schedule): Likewise.
17156         (reset_partial_schedule): Likewise.
17157         (create_ps_insn): Remove rest_count argument.
17158         (remove_node_from_ps): Update rows_length.
17159         (add_node_to_ps): Update rows_length and call create_ps_insn
17160         without passing row_rest_count.
17161         (rotate_partial_schedule): Update rows_length.
17162
17163 2011-06-16  Revital Eres  <revital.eres@linaro.org>
17164
17165         * ddg.c (add_intra_loop_mem_dep): New function.
17166         (build_intra_loop_deps): Call it.
17167
17168 2011-06-13  Jeff Law  <law@redhat.com>
17169
17170         * df-problems.c (df_lr_local_compute): Manually CSE
17171         PIC_OFFSET_TABLE_REGNUM.
17172         * df-scan.c (df_get_regular_block_artificial_uses): Likewise.
17173         (df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.
17174
17175 2011-06-13  Jan Hubicka  <jh@suse.cz>
17176
17177         * cgraphunit.c (handle_alias_pairs): New function.
17178         (cgraph_finalize_compilation_unit): Use it.
17179         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
17180         as externally visible.
17181
17182 2011-06-15  Richard Guenther  <rguenther@suse.de>
17183
17184         * expr.c (expand_expr_real_2): Reduce all integral types to
17185         bitfield precision.
17186         (expand_expr_real_1): Likewise.
17187
17188 2011-06-15  Martin Jambor  <mjambor@suse.cz>
17189
17190         PR tree-optimization/48613
17191         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
17192         ipa_node_params_vector is NULL.
17193
17194 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
17195
17196         PR debug/49382
17197         * dwarf2out.c (dw_loc_list_node): Add force field.
17198         (add_var_loc_to_decl): For PARM_DECL, attempt to keep the incoming
17199         location in the list, even if it is modified before first real insn.
17200         (output_loc_list): Emit empty ranges with force flag set.
17201         (dw_loc_list): If first range of a PARM_DECL is empty, set force flag.
17202
17203 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
17204
17205         PR target/49349
17206         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
17207         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
17208         above a fence.  Update comments.
17209         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
17210         placed just above it.  Do not allow NULL place_to_insert.
17211
17212 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
17213
17214         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
17215         (slpeel_tree_peel_loop_to_edge): Don't call
17216         remove_dead_stmts_from_loop.
17217         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
17218         remove irrelevant pattern statements.  For irrelevant statements
17219         check if it is the last statement of a detected pattern, use
17220         corresponding pattern statement instead.
17221         (destroy_loop_vec_info): No need to remove pattern statements,
17222         only free stmt_vec_info.
17223         (vect_transform_loop): For irrelevant statements check if it is
17224         the last statement of a detected pattern, use corresponding
17225         pattern statement instead.
17226         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
17227         pattern statements.  Set basic block for the new statement.
17228         (vect_pattern_recog): Update documentation.
17229         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
17230         operands of pattern statements.
17231         (vectorizable_call): Fix printing.  In case of a pattern statement
17232         use the lhs of the original statement when creating a dummy
17233         statement to replace the original call.
17234         (vect_analyze_stmt): For irrelevant statements check if it is
17235         the last statement of a detected pattern, use corresponding
17236         pattern statement instead.
17237         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
17238         statements use gsi of the original statement.
17239
17240 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
17241
17242         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
17243         common/common-target-def.h.
17244         * target.def (default_target_flags, handle_option,
17245         supports_split_stack, optimization_table, init_struct,
17246         except_unwind_info, unwind_tables_default, have_named_sections):
17247         Move to common/common-target.def.
17248         * target.h (enum opt_levels, struct default_options): Move to
17249         common/common-target.h.
17250         * targhooks.c (default_except_unwind_info,
17251         dwarf2_except_unwind_info, sjlj_except_unwind_info,
17252         default_target_handle_option, empty_optimization_table): Move to
17253         common/common-targhooks.c.
17254         * targhooks.h (default_except_unwind_info,
17255         dwarf2_except_unwind_info, sjlj_except_unwind_info,
17256         default_target_handle_option, empty_optimization_table): Move to
17257         common/common-targhooks.h.
17258         * common/common-target-def.h: Include common/common-targhooks.h.
17259         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
17260         defined.
17261         * common/common-target.def (handle_option, option_init_struct,
17262         option_optimization_table, default_target_flags,
17263         except_unwind_info, supports_split_stack, unwind_tables_default,
17264         have_named_sections): Move from target.def.
17265         (HOOK_PREFIX): Undefine at end of file.
17266         * common/common-target.h: Include input.h.
17267         (enum opt_levels, struct default_options): Move from target.h.
17268         * common/common-targhooks.c, common/common-targhooks.h: New.
17269         * config.gcc (target_has_targetm_common): Default to yes.
17270         (moxie*): Set target_has_targetm_common=no.
17271         (hppa*-*-*): Don't set target_has_targetm_common=yes.
17272         * doc/tm.texi: Regenerate.
17273         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
17274         (C_TARGET_DEF_H): Add common/common-targhooks.h.
17275         (GCC_OBJS): Remove vec.o.
17276         (OBJS): Remove hooks.o and vec.o.
17277         (OBJS-libcommon-target): Add vec.o, hooks.o and
17278         common/common-targhooks.o.
17279         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
17280         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
17281         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
17282         cfglayout.o, $(out_object_file), $(common_out_object_file)):
17283         Update dependencies.
17284         (common/common-targhooks.o): New.
17285         * common/config/default-common.c: Include tm.h.  Add FIXME comment.
17286         * common/config/pa/pa-common.c: Include more headers.  Take
17287         copyright dates from pa.c.
17288         (pa_option_optimization_table, pa_handle_option,
17289         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
17290         TARGET_HANDLE_OPTION): Move from pa.c.
17291         * common/config/alpha/alpha-common.c,
17292         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
17293         common/config/bfin/bfin-common.c,
17294         common/config/cris/cris-common.c,
17295         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
17296         common/config/h8300/h8300-common.c,
17297         common/config/i386/i386-common.c,
17298         common/config/ia64/ia64-common.c,
17299         common/config/iq2000/iq2000-common.c,
17300         common/config/lm32/lm32-common.c,
17301         common/config/m32c/m32c-common.c,
17302         common/config/m32r/m32r-common.c,
17303         common/config/m68k/m68k-common.c,
17304         common/config/mcore/mcore-common.c,
17305         common/config/mep/mep-common.c,
17306         common/config/microblaze/microblaze-common.c,
17307         common/config/mips/mips-common.c,
17308         common/config/mmix/mmix-common.c,
17309         common/config/mn10300/mn10300-common.c,
17310         common/config/pdp11/pdp11-common.c,
17311         common/config/picochip/picochip-common.c,
17312         common/config/rs6000/rs6000-common.c,
17313         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
17314         common/config/score/score-common.c, common/config/sh/sh-common.c,
17315         common/config/sparc/sparc-common.c,
17316         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
17317         common/config/vax/vax-common.c,
17318         common/config/xstormy16/xstormy16-common.c,
17319         common/config/xtensa/xtensa-common.c: New.
17320         * config/alpha/alpha.c: Include common/common-target.h.
17321         (alpha_option_optimization_table, alpha_handle_option,
17322         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17323         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
17324         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
17325         * config/arm/arm.c (arm_option_optimization_table,
17326         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17327         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
17328         arm-common.c.
17329         * config/avr/avr.c (avr_option_optimization_table,
17330         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17331         to avr-common.c.
17332         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
17333         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
17334         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
17335         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
17336         * config/cris/cris.c (cris_option_optimization_table,
17337         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17338         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
17339         cris-common.c.
17340         * config/fr30/fr30.c (fr30_option_optimization_table,
17341         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
17342         to fr30-common.c.
17343         * config/frv/frv.c (frv_option_optimization_table,
17344         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
17345         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
17346         * config/h8300/h8300.c (h8300_option_optimization_table,
17347         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17348         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
17349         * config/i386/i386-protos.h (ix86_handle_option): Declare.
17350         * config/i386/i386.c: Include common/common-target.h.
17351         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
17352         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
17353         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
17354         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
17355         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
17356         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
17357         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
17358         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
17359         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
17360         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
17361         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
17362         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
17363         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
17364         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
17365         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
17366         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
17367         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
17368         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
17369         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
17370         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
17371         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
17372         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
17373         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
17374         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
17375         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
17376         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
17377         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
17378         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
17379         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
17380         ix86_option_optimization_table, ix86_option_init_struct,
17381         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
17382         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17383         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
17384         i386-common.c.
17385         * config/i386/t-i386 (i386.o): Update dependencies.
17386         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
17387         * config/ia64/ia64.c (ia64_option_optimization_table,
17388         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17389         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17390         ia64_handle_option): Move to ia64-common.c.
17391         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
17392         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
17393         * config/lm32/lm32.c (lm32_option_optimization_table,
17394         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17395         to lm32-common.c.
17396         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
17397         m32c-common.c.
17398         * config/m32r/m32r.c (m32r_option_optimization_table,
17399         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17400         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17401         m32r_handle_option): Move to m32r-common.c.
17402         (m32r_memory_move_cost): Remove comment referring to
17403         TARGET_HANDLE_OPTION.
17404         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
17405         Move to m68k-common.c.
17406         * config/mcore/mcore.c (mcore_option_optimization_table,
17407         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17408         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
17409         * config/mep/mep.c (mep_option_optimization_table,
17410         mep_handle_option, TARGET_HANDLE_OPTION,
17411         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
17412         Move to mep-common.c.
17413         * config/microblaze/microblaze.c
17414         (microblaze_option_optimization_table,
17415         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17416         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
17417         * config/mips/mips.c (mips_handle_option,
17418         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
17419         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
17420         mips-common.c.
17421         * config/mmix/mmix.c (mmix_option_optimization_table,
17422         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
17423         Move to mmix-common.c.
17424         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
17425         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
17426         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17427         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
17428         * config/pa/pa.c: Include common/common-target.h.
17429         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
17430         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17431         pa_handle_option): Move to pa-common.c.
17432         (pa_option_override): Use targetm_common.except_unwind_info.
17433         (pa_asm_output_mi_thunk, pa_function_section): Use
17434         targetm_common.have_named_sections.
17435         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
17436         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17437         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
17438         pdp11_handle_option, pdp11_option_init_struct): Move to
17439         pdp11-common.c.
17440         * config/picochip/picochip.c (picochip_option_optimization_table,
17441         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
17442         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
17443         * config/rs6000/rs6000.c: Include common/common-target.h.
17444         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
17445         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
17446         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
17447         rs6000_handle_option): Move to rs6000-common.c.
17448         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
17449         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
17450         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17451         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
17452         * config/s390/s390.c (processor_flags_table,
17453         s390_option_optimization_table, s390_option_init_struct,
17454         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
17455         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17456         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
17457         * config/s390/s390.h (processor_flags_table): Declare.
17458         * config/score/score.c (score_option_optimization_table,
17459         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17460         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
17461         score_handle_option): Move to score-common.c.
17462         * config/sh/sh.c (sh_option_optimization_table,
17463         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
17464         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17465         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
17466         * config/sparc/sparc.c: Include common/common-target.h.
17467         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
17468         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
17469         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
17470         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
17471         spu_option_init_struct): Move to spu-common.c.
17472         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
17473         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
17474         * config/v850/v850.c (small_memory_physical_max,
17475         v850_handle_memory_optionn v850_handle_option,
17476         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
17477         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
17478         v850-common.c.
17479         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to vax-common.c.
17480         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
17481         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
17482         Move to xtensa-common.c.
17483         * cfglayout.c: Include common/common-target.h.
17484         (fixup_reorder_chain): Use targetm_common.have_named_sections.
17485         * cfgrtl.c: Include common/common-target.h.
17486         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
17487         targetm_common.have_named_sections.
17488         * dbxout.c: Include common/common-target.h.
17489         (dbxout_function_end): Use targetm_common.have_named_sections.
17490         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
17491         targetm_common.except_unwind_info.
17492         * dwarf2out.c: Include common/common-target.h.
17493         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
17494         dwarf2out_begin_prologue, dwarf2out_frame_init,
17495         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
17496         targetm_common.except_unwind_info.
17497         * except.c: Include common/common-target.h.
17498         (init_eh, finish_eh_generation,
17499         output_one_function_exception_table): Use
17500         targetm_common.except_unwind_info.
17501         (switch_to_exception_section): Use targetm_common.have_named_sections.
17502         * explow.c: Include common/common-target.h.
17503         * expr.c: Include common/common-target.h.
17504         (build_personality_function): Use targetm_common.except_unwind_info.
17505         * function.c: Include common/common-target.h.
17506         (expand_function_end): Use targetm_common.except_unwind_info.
17507         * haifa-sched.c: Include common/common-target.h.
17508         (sched_create_recovery_edges): Use targetm_common.have_named_sections.
17509         * lto-opts.c: Include common/common-target.h instead of target.h.
17510         (lto_reissue_options): Use targetm_common.handle_option.
17511         * opts.c: Include common/common-target.h.
17512         (target_handle_option): Use targetm_common.handle_option.
17513         (init_options_struct): Update comment referring to
17514         targetm.target_option.optimization.  Use
17515         targetm_common.default_target_flags,
17516         targetm_common.unwind_tables_default and
17517         targetm_common.option_init_struct.
17518         (default_options_optimization): Use
17519         targetm_common.option_optimization_table.
17520         (finish_options): Use targetm_common.except_unwind_info,
17521         targetm_common.unwind_tables_default,
17522         targetm_common.have_named_sections and
17523         targetm_common.supports_split_stack.
17524         * toplev.c: Include common/common-target.h.
17525         (process_options): Use targetm_common.have_named_sections.
17526         * tree-tailcall.c: Include common/common-target.h.
17527         (suitable_for_tail_call_opt_p): Use targetm_common.except_unwind_info.
17528         * tree.c: Include common/common-target.h.
17529         (build_common_builtin_nodes): Use targetm_common.except_unwind_info.
17530         * varasm.c: Include common/common-target.h.
17531         (resolve_unique_section, hot_function_section,
17532         default_function_section): Use targetm_common.have_named_sections.
17533
17534 2011-06-14  Easwaran Raman  <eraman@google.com>
17535
17536         PR rtl-optimization/44194
17537         * dse.c: Include tree-flow.h
17538         (insn_info): Add new field non_frame_wild_read.
17539         (group_info): Add new fields escaped_n and escaped_p.
17540         (kill_on_calls): New variable.
17541         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
17542         (dse_step0): Initialize kill_on_calls.
17543         (can_escape): New function.
17544         (set_usage_bits): Add additional parameter; record information
17545         about escaped locations.
17546         (record_store): Pass EXPR corresponding to MEM to set_usage_bits.
17547         (dse_step2_nospill): Set kill_on_calls based on
17548         group->escaped_n and group->escaped_n.
17549         (add_wild_read): Refactor into...
17550         (reset_active_stores): ... New function, and
17551         (free_read_records): ... New function.
17552         (add_non_frame_wild_read): New function.
17553         (scan_insn): Call add_non_frame_wild_read on non-const calls.
17554         (scan_reads_nospill): Handle instructions with non_frame_wild_read.
17555         (dse_step5_nospill): Call scan_reads_nospill for instructions
17556         marked as non_frame_wild_read.
17557         (dse_step7): Free escaped_n, escaped_p and kill_on_calls bitmaps.
17558
17559 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
17560
17561         * common/common-target-def.h, common/common-target.def,
17562         common/common-target.h, common/config/default-common.c,
17563         common/config/pa/pa-common.c: New files.
17564         * Makefile.in (common_out_file, common_out_object_file,
17565         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
17566         (OBJS-libcommon-target): Include $(common_out_object_file).
17567         (prefix.o): Update dependencies.
17568         ($(common_out_object_file), common/common-target-hooks-def.h,
17569         s-common-target-hooks-def-h): New.
17570         (s-tm-texi): Also check timestamp on common-target.def.
17571         (build/genhooks.o): Update dependencies.
17572         * config.gcc (common_out_file, target_has_targetm_common): Define.
17573         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
17574         TARGET_ALWAYS_STRIP_DOTDOT.
17575         * configure.ac (common_out_object_file): Define.
17576         (common_out_file, common_out_object_file): Substitute.
17577         (common): Create directory.
17578         * configure: Regenerate.
17579         * doc/tm.texi.in (targetm_common): Document.
17580         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
17581         * doc/tm.texi: Regenerate.
17582         * genhooks.c (hook_array): Also include common/common-target.def.
17583         * prefix.c (tm.h): Don't include.
17584         (common/common-target.h): Include.
17585         (ALWAYS_STRIP_DOTDOT): Don't define.
17586         (update_path): Use targetm_common.always_strip_dotdot instead of
17587         ALWAYS_STRIP_DOTDOT.
17588         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
17589
17590 2011-06-14  David Li  <davidxl@google.com>
17591
17592         * passes.c (execute_function_todo): Remove TODO_dump_func.
17593         (execute_one_pass): Remove TODO_dump_func.
17594         (execute_function_dump): New function.
17595         * tree-vrp.c: Remove TODO_dump_func.
17596         * regrename.c: Remove TODO_dump_func.
17597         * fwprop.c: Remove TODO_dump_func.
17598         * tree-into-ssa.c: Remove TODO_dump_func.
17599         * tree-complex.c: Remove TODO_dump_func.
17600         * tracer.c: Remove TODO_dump_func.
17601         * tree-loop-distribution.c: Remove TODO_dump_func.
17602         * postreload-gcse.c: Remove TODO_dump_func.
17603         * postreload.c: Remove TODO_dump_func.
17604         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
17605         * tree-tailcall.c: Remove TODO_dump_func.
17606         * ipa-cp.c: Remove TODO_dump_func.
17607         * final.c: Remove TODO_dump_func.
17608         * tree-emutls.c: Remove TODO_dump_func.
17609         * omp-low.c: Remove TODO_dump_func.
17610         * tree-ssa-dse.c: Remove TODO_dump_func.
17611         * tree-ssa-uncprop.c: Remove TODO_dump_func.
17612         * auto-inc-dec.c: Remove TODO_dump_func.
17613         * reorg.c: Remove TODO_dump_func.
17614         * tree-ssa-copyrename.c: Remove TODO_dump_func.
17615         * tree-ssa-ccp.c: Remove TODO_dump_func.
17616         * compare-elim.c: Remove TODO_dump_func.
17617         * mode-switching.c: Remove TODO_dump_func.
17618         * modulo-sched.c: Remove TODO_dump_func.
17619         * tree-call-cdce.c: Remove TODO_dump_func.
17620         * cse.c: Remove TODO_dump_func.
17621         * web.c: Remove TODO_dump_func.
17622         * tree-stdarg.c: Remove TODO_dump_func.
17623         * lto-streamer-out.c: Remove TODO_dump_func.
17624         * tree-ssa-math-opts.c: Remove TODO_dump_func.
17625         * tree-ssa-dom.c: Remove TODO_dump_func.
17626         * tree-nrv.c: Remove TODO_dump_func.
17627         * loop-init.c: Remove TODO_dump_func.
17628         * gimple-low.c: Remove TODO_dump_func.
17629         * ipa-inline.c: Remove TODO_dump_func.
17630         * tree-ssa-sink.c: Remove TODO_dump_func.
17631         * jump.c: Remove TODO_dump_func.
17632         * ifcvt.c: Remove TODO_dump_func.
17633         * tree-ssa-loop.c: Remove TODO_dump_func.
17634         * recog.c: Remove TODO_dump_func.
17635         * dse.c: Remove TODO_dump_func.
17636         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
17637         * matrix-reorg.c: Remove TODO_dump_func.
17638         * tree-eh.c: Remove TODO_dump_func.
17639         * regmove.c: Remove TODO_dump_func.
17640         * function.c: Remove TODO_dump_func.
17641         * tree-vectorizer.c: Remove TODO_dump_func.
17642         * ipa-split.c: Remove TODO_dump_func.
17643         * gcse.c: Remove TODO_dump_func.
17644         * tree-if-conv.c: Remove TODO_dump_func.
17645         * init-regs.c: Remove TODO_dump_func.
17646         * tree-ssa-phiopt.c: Remove TODO_dump_func.
17647         * implicit-zee.c: Remove TODO_dump_func.
17648         * lower-subreg.c: Remove TODO_dump_func.
17649         * bt-load.c: Remove TODO_dump_func.
17650         * tree-dfa.c: Remove TODO_dump_func.
17651         * except.c: Remove TODO_dump_func.
17652         * emit-rtl.c: Remove TODO_dump_func.
17653         * store-motion.c: Remove TODO_dump_func.
17654         * cfgexpand.c: Remove TODO_dump_func.
17655         * tree-cfgcleanup.c: Remove TODO_dump_func.
17656         * cfgcleanup.c: Remove TODO_dump_func.
17657         * tree-ssa-pre.c: Remove TODO_dump_func.
17658         * tree-sra.c: Remove TODO_dump_func.
17659         * tree-mudflap.c: Remove TODO_dump_func.
17660         * tree-ssa-copy.c: Remove TODO_dump_func.
17661         * cfglayout.c: Remove TODO_dump_func.
17662         * tree-ssa-forwprop.c: Remove TODO_dump_func.
17663         * tree-ssa-dce.c: Remove TODO_dump_func.
17664         * ira.c: Remove TODO_dump_func.
17665         * tree-ssa.c: Remove TODO_dump_func.
17666         * integrate.c: Remove TODO_dump_func.
17667         * tree-optimize.c: Remove TODO_dump_func.
17668         * tree-ssa-phiprop.c: Remove TODO_dump_func.
17669         * tree-object-size.c: Remove TODO_dump_func.
17670         * combine.c: Remove TODO_dump_func.
17671         * bb-reorder.c: Remove TODO_dump_func.
17672         * cprop.c: Remove TODO_dump_func.
17673         * var-tracking.c: Remove TODO_dump_func.
17674         * tree-profile.c: Remove TODO_dump_func.
17675         * tree-vect-generic.c: Remove TODO_dump_func.
17676         * reg-stack.c: Remove TODO_dump_func.
17677         * sched-rgn.c: Remove TODO_dump_func.
17678         * tree-ssa-structalias.c: Remove TODO_dump_func.
17679         * tree-switch-conversion.c: Remove TODO_dump_func.
17680         * tree-cfg.c: Remove TODO_dump_func.
17681         * tree-ssa-reassoc.c: Remove TODO_dump_func.
17682         * combine-stack-adj.c: Remove TODO_dump_func.
17683         * dce.c: Remove TODO_dump_func.
17684         * tree-ssanames.c: Remove TODO_dump_func.
17685         * regcprop.c: Remove TODO_dump_func.
17686
17687 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
17688
17689         PR middle-end/47364
17690         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
17691         and properly handle result not in Pmode.
17692
17693 2011-06-14  Robert Millan  <rmh@gnu.org>
17694
17695         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
17696         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
17697         `config/linux.h'.
17698
17699         * config/i386/kfreebsd-gnu64.h: New file.
17700         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
17701         with `i386/kfreebsd-gnu64.h'.
17702
17703         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
17704         (GNU_USER_LINK_EMULATION64): New macros.
17705         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
17706         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
17707         of hardcoding `elf_i386' and `elf_x86_64'.
17708
17709 2011-06-14  Nick Clifton  <nickc@redhat.com>
17710
17711         PR target/49403
17712         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
17713
17714         PR target/49402
17715         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
17716
17717 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
17718
17719         PR fortran/49103
17720         * tree.h (DECL_NONSHAREABLE): Define.
17721         (struct tree_decl_common): Change decl_common_unused to
17722         decl_nonshareable_flag.
17723         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
17724         Ignore vars with DECL_NONSHAREABLE bit set.
17725         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
17726         on stores to automatic aggregate vars.
17727
17728         PR rtl-optimization/49390
17729         Revert:
17730         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
17731
17732         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
17733         MEM_ALIAS_SET.
17734
17735 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
17736             Tom de Vries  <tom@codesourcery.com>
17737
17738         PR target/45098
17739         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
17740         Document changed semantics.
17741         (max_stmt_executions, max_stmt_executions_int): Declare.
17742         * tree-data-ref.c (estimated_loop_iterations)
17743         (estimated_loop_iterations_int): Move functions...
17744         * tree-ssa-loop-niter.c (estimated_loop_iterations)
17745         (estimated_loop_iterations_int): here.
17746         (record_estimate): Change nb_iterations_upper_bound and
17747         nb_iterations_estimate semantics.
17748         (max_stmt_executions, max_stmt_executions_int): New function.
17749         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
17750         (max_stmt_executions_tree): this.
17751         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
17752         estimated_loop_iterations_tree.
17753         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
17754         max_stmt_executions_int instead of estimated_loop_iterations_int.
17755         * predict.c (predict_loops): Idem.
17756         * tree-parloops.c (parallelize_loops): Idem.
17757         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
17758         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
17759         (init_omega_for_ddr_1): Idem.
17760         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
17761         (loop_prefetch_arrays): Idem
17762         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
17763         max_stmt_executions instead of estimated_loop_iterations.
17764         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
17765         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
17766         instead of nb_iterations_upper_bound.
17767
17768 2011-06-13  Jan Hubicka  <jh@suse.cz>
17769
17770         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
17771
17772 2011-06-14  Richard Henderson  <rth@redhat.com>
17773
17774         PR debug/48459
17775         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
17776         (based_loc_descr): Assert it's true.
17777         (compute_frame_pointer_to_fb_displacement): Set it, rather than
17778         aborting immediately.
17779
17780 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
17781             Mingfeng Wu  <mingfeng@faraday-tech.com>
17782
17783         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
17784
17785 2011-06-13  Jan Hubicka  <jh@suse.cz>
17786
17787         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
17788
17789 2011-06-13  Jan Hubicka  <jh@suse.cz>
17790
17791         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
17792         similarly to DECL_COMDAT.
17793         * cgraphunit.c (cgraph_analyze_function): Likewise.
17794         * ipa.c (function_and_variable_visibility): Likewise.
17795
17796 2011-06-13  Jan Hubicka  <jh@suse.cz>
17797
17798         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
17799         BINFO_VIRTUALS when streaming for ltrans unit.
17800
17801 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
17802
17803         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
17804         (movdi_internal64): Same.
17805
17806 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
17807
17808         PR target/44618
17809         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
17810         a set of similar patterns, where the MATCH_OPERAND for the function
17811         argument is replaced with individual references to hardware registers.
17812         (save_fpregs_<mode>): Ditto
17813         (restore_gpregs_<mode>): Ditto
17814         (return_and_restore_gpregs_<mode>): Ditto
17815         (return_and_restore_fpregs_<mode>): Ditto
17816         (return_and_restore_fpregs_aix_<mode>): Ditto
17817
17818 2011-06-13  Jan Hubicka  <jh@suse.cz>
17819
17820         * ipa-utils.c (postorder_stack): New structure.
17821         (ipa_reverse_postorder): Handle aliases.
17822
17823 2011-06-13  Jan Hubicka  <jh@suse.cz>
17824
17825         * ipa-inline.c (reset_edge_caches): Walk aliases.
17826         (update_caller_keys): Do not test inlinability of aliases.
17827         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
17828         (do_estimate_growth): Fix typo.
17829
17830 2011-06-13  Jan Hubicka  <jh@suse.cz>
17831
17832         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
17833         (can_remove_node_now_p): ... here; handle same comdat groups.
17834         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
17835         (inline_call): Update use of can_remove_node_now_p.
17836
17837 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
17838
17839         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
17840         condition to disallow non-identical memory locations.
17841         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
17842         preference to bit manipulation instructions.
17843
17844 2011-06-13  Jan Hubicka  <jh@suse.cz>
17845
17846         * cgraph.c (cgraph_for_node_thunks_and_aliases,
17847         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
17848         (nonremovable_p): New function.
17849         (cgraph_can_remove_if_no_direct_calls_p): New function.
17850         (used_from_object_file_p): New functoin.
17851         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
17852         references from aliases.
17853         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
17854         * ipa-inline.c (check_caller_edge): New function.
17855         (want_inline_function_called_once_p): Use it; accept aliases called
17856         once, too.
17857         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
17858
17859 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
17860
17861         PR target/48454
17862         * config/arm/neon.md (vec_pack_trunc): Set the lengths
17863         correctly for the case with Quad vectors.
17864
17865 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
17866            Ira Rosen  <ira.rosen@linaro.org>
17867
17868         PR tree-optimization/49352
17869         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
17870         all, make sure loop_use_stmt after the loop is a def stmt of a used
17871         SSA_NAME that is the only one defined inside of the loop.  Don't
17872         check for COND_EXPR and GIMPLE_BINARY_RHS.
17873         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
17874         check_reduction is true.
17875
17876 2011-06-11  Jan Hubicka  <jh@suse.cz>
17877
17878         PR middle-end/49373
17879         * ipa.c (cgraph_externally_visible_p): Check resolution info.
17880
17881 2011-06-11  Jan Hubicka  <jh@suse.cz>
17882
17883         PR middle-end/48836
17884         * ipa-inline-transform.c: Include tree-pass.h
17885         (inline_transform): Set TODO_update_ssa_only_virtuals.
17886         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
17887
17888 2011-06-11  Jan Hubicka  <jh@suse.cz>
17889
17890         PR middle-end/49378
17891         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
17892         aliases and thunks.
17893
17894 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
17895
17896         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
17897         Take number of iterations to peel into account for equally frequent
17898         misalignment values.
17899
17900 2011-06-11  Jan Hubicka  <jh@suse.cz>
17901
17902         * lto-streamer-out.c (produce_symtab): Stream out the newly
17903         represented aliases.
17904
17905 2011-06-11  Jan Hubicka  <jh@suse.cz>
17906
17907         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting
17908         varying args.
17909         (ipa_update_after_lto_read): Likewise.
17910         (ipa_write_node_info): Do not sream call_with_var_arguments.
17911         (ipa_read_node_info): Likewise.
17912
17913 2011-06-11  Jan Hubicka  <jh@suse.cz>
17914
17915         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
17916
17917 2011-06-11  Jan Hubicka  <jh@suse.cz>
17918
17919         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
17920         (lto_symtab_resolve_can_prevail_p): Likewise.
17921         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
17922         * cgraph.c (same_body_aliases_done): New global var.
17923         (cgraph_same_body_alias_1): Rename to ...
17924         (cgraph_create_function_alias): ... this one; reorg to new
17925         representation.
17926         (cgraph_same_body_alias): Use cgraph_create_function_alias;
17927         record references when asked to.
17928         (cgraph_add_thunk): Fix formating.
17929         (cgraph_get_node): Kill same body alias code.
17930         (cgraph_node_for_asm): Likewise.
17931         (cgraph_remove_same_body_alias): Remove.
17932         (cgraph_remove_node): Kill same body alias code.
17933         (cgraph_mark_address_taken_node): Mark also the aliased function
17934         as having address taken.
17935         (dump_cgraph_node): Dump same body aliases.
17936         (cgraph_for_node_thunks_and_aliases): Update for new alias
17937         representation.
17938         (cgraph_for_node_and_aliases): Likewise.
17939         * cgraph.h (same_body): Kll pointer.
17940         (same_body_alias): Update comment.
17941         (same_body_aliases_done): Declare.
17942         (cgraph_remove_same_body_alias): Remove declaration.
17943         (cgraph_create_function_alias): Declare.
17944         (cgraph_process_same_body_aliases): Declare.
17945         (cgraph_function_with_gimple_body_p): Check for alias.
17946         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
17947         (cgraph_alias_aliased_node): New function.
17948         (cgraph_function_node): Update for new aliases.
17949         (cgraph_function_or_thunk_node): Likewise.
17950         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
17951         (inline_call): Remove dead aliases.
17952         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
17953         name hack for same body aliases.
17954         (clone_of_p): Look through aliases.
17955         (verify_cgraph_node): Verify aliases.
17956         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
17957         (cgraph_process_same_body_aliases): New function.
17958         (process_function_and_variable_attributes): Disable weakref warning on
17959         alias.
17960         (cgraph_analyze_functions): Handle aliases.
17961         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
17962         (assemble_thunks): Rename to ...
17963         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
17964         (cgraph_expand_function): Remove alias output code.
17965         (cgraph_output_in_order): Skip aliases.
17966         (cgraph_preserve_function_body_p): Aliases don't need preserving.
17967         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
17968         (ipa_record_reference): Do not assert on alias references.
17969         (ipa_ref_has_aliases_p): New function.
17970         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
17971         (ipa_ref_has_aliases_p): Declare.
17972         * lto-cgraph.c (lto_output_node): Handle aliases.
17973         (input_node): Likewise.
17974         * lto-streamer-out.c (lto_output): Skip aliases.
17975         (produce_symtab): Kill same_body_alias code.
17976         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
17977         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
17978         * ipa-inline.c (update_caller_keys): Walk aliases.
17979         (inline_small_functions): Fix thinko in previous patch.
17980         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
17981         (function_and_variable_visibility): Do not walk same body aliases.
17982         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
17983         (ipa_pta_execute): Use it.
17984
17985 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
17986
17987         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
17988         (*vec_dupv2df): Rename from vec_dupv2df.
17989         (vec_dupv2df): New expander.
17990
17991 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
17992
17993         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
17994
17995 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
17996
17997         * config/i386/i386.md: Use default value in "isa" attribute.
17998         * config/i386/sse.md: Ditto.
17999         * config/i386/mmx.md: Ditto.
18000
18001 2011-06-10  Wei Guozhi  <carrot@google.com>
18002
18003         PR target/45335
18004         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
18005         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
18006         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
18007         related peephole2.
18008         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
18009         related peephole2.
18010         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
18011         (arm_legitimate_ldrd_p): New prototype.
18012         (arm_output_ldrd): New prototype.
18013         * config/arm/arm.c (arm_check_ldrd_operands): New function.
18014         (arm_legitimate_ldrd_p): New function.
18015         (arm_output_ldrd): New function.
18016
18017 2011-06-10  David Li  <davidxl@google.com>
18018
18019         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
18020         * passes.c (passr_eq): New function.
18021         (create_pass_tab): New function.
18022         (pass_traverse): New function.
18023         (dump_one_pass): New function.
18024         (dump_pass_list): New function.
18025         (dump_passes): New function.
18026
18027 2011-06-10  Jan Hubicka  <jh@suse.cz>
18028
18029         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
18030         setting the nothrow flag.
18031         * ipa-reference.c (propagate): Skip aliases.
18032         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
18033         (propagate_nothrow): Skip aliases; do not update cgraph.
18034         (local_pure_const): Do not update cgraph.
18035         * tree-profile.c (tree_profiling): Do fixup_cfg.
18036
18037 2011-06-10  Jan Hubicka  <jh@suse.cz>
18038
18039         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
18040         (cgraph_local_node_p): ... here; handle aliases.
18041         (has_addr_references_p): Break out from ...;
18042         (cgraph_remove_unreachable_nodes) ... here.
18043
18044 2011-06-10  Jan Hubicka  <jh@suse.cz>
18045
18046         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
18047         * common.opt (flag_inline_functions_called_once): Do not
18048         initialize to 1.
18049
18050 2011-06-10  Jan Hubicka  <jh@suse.cz>
18051
18052         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
18053         (ipcp_initialize_node_lattices): Do not deal with aliases;
18054         Do not try to propagate through thunks.
18055         (ipcp_change_tops_to_bottom): Do not deal with aliases.
18056
18057 2011-06-10  Jan Hubicka  <jh@suse.cz>
18058
18059         * ipa-prop.c (ipa_write_node_info): Stream jump functions
18060         for indirect calls.
18061         (ipa_read_node_info): Likewise.
18062
18063 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18064
18065         PR lto/49302
18066         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
18067         (build_and_insert_call): Likewise.
18068         (build_and_insert_ref): New.
18069         (gimple_expand_builtin_pow): Minor cleanup.
18070         (gimple_expand_builtin_cabs): New.
18071         (execute_cse_sincos): Add case for BUILT_IN_CABS.
18072
18073 2011-06-10  Jan Hubicka  <jh@suse.cz>
18074
18075         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
18076         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
18077         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
18078         (ipcp_propagate_stage): Skip aliases when propagating.
18079         (ipcp_need_redirect_p): Skip aliases.
18080         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
18081         collect_callers_of_node.
18082         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
18083         for aliases.
18084         (ipa_compute_jump_functions): Look through aliases.
18085
18086 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18087
18088         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
18089
18090 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18091
18092         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
18093         Adjust comments.
18094         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
18095
18096 2011-06-10  Jan Hubicka  <jh@suse.cz>
18097
18098         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
18099         Update call of gimple_get_virt_method_for_binfo.
18100         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
18101         refuse_thunks parameter.
18102         (gimple_fold_call): Update.
18103         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
18104
18105 2011-06-10  Jan Hubicka  <jh@suse.cz>
18106
18107         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
18108         (not_all_callers_have_enough_arguments_p): ... this one; turn into
18109         worker for cgraph_for_node_and_aliases.
18110         (convert_callers_for_node): Break out from ...
18111         (convert_callers): ... here.
18112         (modify_function): Use collect_callers_of_node.
18113         (ipa_early_sra): Use cgraph_for_node_and_aliases.
18114
18115 2011-06-10  Richard Guenther  <rguenther@suse.de>
18116
18117         PR tree-optimization/49361
18118         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
18119         when not already in gimple form.
18120
18121 2011-06-10  Richard Guenther  <rguenther@suse.de>
18122
18123         PR bootstrap/49344
18124         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
18125         FOR_EACH_PHI_OR_STMT_USE.
18126
18127 2011-06-10  Jan Hubicka  <jh@suse.cz>
18128
18129         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
18130         (clone_inlined_nodes): ... here.
18131         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
18132         to real destination prior inlining.
18133         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
18134         can_early_inline_edge_p, want_early_inline_function_p,
18135         want_early_inline_function_p, want_inline_small_function_p,
18136         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
18137         edge_badness, update_all_callee_keys, lookup_recursive_calls,
18138         add_new_edges_to_heap, inline_small_functions, flatten_function,
18139         inline_always_inline_functions, early_inline_small_functions): Use
18140         cgraph_function_or_thunk_node.
18141         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
18142         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
18143         (do_estimate_edge_growth_1): Break out from ...
18144         (do_estimate_growth) ... here; walk aliases.
18145         (inline_generate_summary): Skip aliases.
18146
18147 2011-06-10  Richard Guenther  <rguenther@suse.de>
18148
18149         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
18150         forward when combining, visit inserted stmts when a stmt was changed.
18151
18152 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
18153
18154         * tree.h (error_operand_p): Add.
18155         * dbxout.c (dbxout_type_fields): Use the latter.
18156         * c-decl.c (add_stmt): Likewise.
18157         * gimplify.c (omp_add_variable, omp_notice_variable,
18158         gimplify_scan_omp_clauses): Likewise.
18159
18160 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
18161
18162         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
18163         when a value is actually passed in regs.
18164
18165 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
18166             Laurent Rougé  <laurent.rouge@menta.fr>
18167
18168         * doc/invoke.texi (SPARC options): Add -mflat.
18169         * config/sparc/sparc.opt: Likewise.
18170         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
18171         (sparc_flat_expand_prologue): Declare.
18172         (sparc_flat_expand_epilogue): Likewise.
18173         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
18174         (CPP_ENDIAN_SPEC): Replace with...
18175         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
18176         (CPP_SPEC): Adjust to above change.
18177         (EXTRA_SPECS): Likewise.
18178         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
18179         (INCOMING_REGNO): Likewise.
18180         (OUTGOING_REGNO): Likewise.
18181         (LOCAL_REGNO): Likewise.
18182         (SETUP_FRAME_ADDRESSES): Likewise.
18183         (FIXED_REGISTERS): Set 0 for %fp.
18184         (CALL_USED_REGISTERS): Likewise.
18185         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
18186         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
18187         (RETURN_ADDR_REGNUM): Define.
18188         (RETURN_ADDR_RTX): Use it.
18189         (INCOMING_RETURN_ADDR_REGNUM): Define.
18190         (INCOMING_RETURN_ADDR_RTX): Use it.
18191         (DWARF_FRAME_RETURN_COLUMN): Likewise.
18192         (EH_RETURN_REGNUM): Define.
18193         (EH_RETURN_STACKADJ_RTX): Use it.
18194         (EH_RETURN_HANDLER_RTX): Delete.
18195         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
18196         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
18197         Delete.
18198         (struct machine_function): Add frame_size, apparent_frame_size,
18199         frame_base_reg, frame_base_offset, n_global_fp_regs and
18200         save_local_in_regs_p fields.
18201         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
18202         sparc_frame_base_offset, sparc_n_global_fp_regs,
18203         sparc_save_local_in_regs_p): New macros.
18204         (sparc_option_override): Error out if -fcall-saved-REG is specified
18205         for Out registers.
18206         (eligible_for_restore_insn): Fix formatting.
18207         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
18208         (eligible_for_sibcall_delay): Likewise.
18209         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
18210         (sparc_legitimate_address_p): Adjust to above change.
18211         (save_global_or_fp_reg_p): New predicate.
18212         (return_addr_reg_needed_p): Likewise.
18213         (save_local_or_in_reg_p): Likewise.
18214         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
18215         (SORR_SAVE, SORR_RESTORE): Delete.
18216         (sorr_pred_t): New typedef.
18217         (sorr_act_t): New enum.
18218         (save_or_restore_regs): Rename to...
18219         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
18220         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
18221         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
18222         mechanism.  Add CFI information for double-word saves in 32-bit mode.
18223         (emit_adjust_base_to_offset): New function extracted from...
18224         (emit_save_or_restore_regs): ...this.  Rename the rest to...
18225         (emit_save_or_restore_regs_global_fp_regs): ...this.
18226         (emit_save_or_restore_regs_local_in_regs): New function.
18227         (gen_create_flat_frame_[123]): New functions.
18228         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
18229         (sparc_flat_expand_prologue): New function.
18230         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
18231         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
18232         (sparc_flat_expand_epilogue): New function.
18233         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
18234         (output_return): Likewise.
18235         (output_sibcall): Likewise.
18236         (sparc_output_mi_thunk): Likewise.
18237         (sparc_frame_pointer_required): Likewise.
18238         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
18239         function optimization.
18240         * config/sparc/sparc.md (flat): New attribute.
18241         (prologue): Add TARGET_FLAT handling.
18242         (save_register_window): Disable if TARGET_FLAT.
18243         (create_flat_frame_[123]): New patterns.
18244         (epilogue): Add TARGET_FLAT handling.
18245         (sibcall_epilogue): Likewise.
18246         (eh_return): New expander.
18247         (eh_return_internal): New insn and splitter.
18248         (return_internal): Add TARGET_FLAT handling.
18249         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
18250         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
18251         (nonlocal_goto): Add TARGET_FLAT handling.
18252         * config/sparc/t-elf: Add -mflat multilib.
18253         * config/sparc/t-leon: Likewise.
18254
18255 2011-06-10  Jan Hubicka  <jh@suse.cz>
18256
18257         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
18258         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
18259         (self_recursive_p): Use cgraph_function_node.
18260         (propagate_pure_const): Likewise.
18261         (propagate_nothrow): Likewise.
18262         * ipa-reference.c (ipa_reference_get_not_read_global): Use
18263         cgraph_function_node.
18264         (propagate_bits): Likewise.
18265         (propagate): Likewise.
18266
18267 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18268             Richard Earnshaw  <rearnsha@arm.com>
18269
18270         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
18271         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
18272         (*thumb2_movdi_vfp): Delete.
18273         (*arm_movdi_vfp_cortexa8): Delete.
18274         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
18275         (*movdi_vfp_cortexa8): Likewise.
18276
18277 2011-06-10  Richard Guenther  <rguenther@suse.de>
18278
18279         * stor-layout.c (initialize_sizetypes): Give names to all
18280         sizetype kinds.
18281
18282 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
18283
18284         PR tree-optimization/49318
18285         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
18286         irrelevant pattern statements.
18287
18288 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18289
18290         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
18291
18292         PR bootstrap/49354
18293         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
18294         to last assignment.
18295
18296 2011-06-09  Jan Hubicka  <jh@suse.cz>
18297
18298         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
18299         do not recompute reachable flag.
18300         (cgraph_finalize_function, cgraph_analyze_functions): Set
18301         redefined_extern_inline here.
18302
18303 2011-06-09  Jan Hubicka  <jh@suse.cz>
18304
18305         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
18306         (cgraph_only_called_directly_p): ... this one; bring offline.
18307         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
18308         varpool_used_from_object_file_p): Drop names from the declaratoin.
18309         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
18310         collect_callers_of_node): New.
18311         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
18312         (cgraph_edge_recursive_p): Use cgraph_function_node.
18313         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
18314         (cgraph_node_cannot_be_local_p_1): Break out from ...
18315         (cgraph_node_can_be_local_p): ... here; walk aliases.
18316         (cgraph_for_node_thunks_and_aliases): New function.
18317         (cgraph_for_node_and_aliases): New function.
18318         (cgraph_make_node_local_1): Break out from ...
18319         (cgraph_make_node_local) ... here; use
18320         cgraph_for_node_thunks_and_aliases.
18321         (cgraph_set_nothrow_flag_1): Break out from ...
18322         (cgraph_set_nothrow_flag) ... here;
18323         use cgraph_for_node_thunks_and_aliases.
18324         (cgraph_set_const_flag_1): Break out from ...
18325         (cgraph_set_const_flag) ... here;
18326         use cgraph_for_node_thunks_and_aliases.
18327         (cgraph_set_pure_flag_1): Break out from ...
18328         (cgraph_set_pure_flag) ... here;
18329         use cgraph_for_node_thunks_and_aliases.
18330         (cgraph_propagate_frequency_1): Break out from ...
18331         (cgraph_propagate_frequency) ... here; use
18332         cgraph_for_node_thunks_and_aliases.
18333         (cgraph_used_from_object_file_p): Do not care about aliases.
18334         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
18335         New functions.
18336         (collect_callers_of_node_1, collect_callers_of_node): New functions.
18337
18338 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18339
18340         PR rtl-optimization/49154
18341         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
18342         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
18343         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
18344         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
18345         * config/cris/cris.h (cris_register_move_cost): Remove
18346         !TARGET_V32 code.  Tweak comments.
18347
18348 2011-06-09  Jan Hubicka  <jh@suse.cz>
18349
18350         * cgraphbuild.c (record_eh_tables): Mark personality function as having
18351         address taken.
18352
18353 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18354
18355         PR rtl-optimization/49154
18356         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
18357         is a matching slot in the hashtable, assign it to classes_ptr.
18358
18359         PR rtl-optimization/49154
18360         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
18361         register classes.
18362         * doc/tm.texi: Regenerate.
18363
18364 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
18365
18366         PR target/49307
18367         * config/sh/sh.md (UNSPEC_CHKADD): New.
18368         (chk_guard_add): New define_insn_and_split.
18369         (symGOT_load): Use chk_guard_add instead of blockage.
18370
18371 2011-06-09  Kai Tietz  <ktietz@redhat.com>
18372
18373         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
18374
18375 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
18376
18377         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
18378
18379 2011-06-09  Wei Guozhi  <carrot@google.com>
18380
18381         PR target/46975
18382         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
18383         (peephole2 for conditional move): Generate 16 bit instructions.
18384
18385 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
18386
18387         * config/i386/i386.md (*movdi_internal_rex64): Merge
18388         alternatives 6 and 8.
18389
18390 2011-06-09  David Li  <davidxl@google.com>
18391
18392         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
18393         * passes.c (passr_eq): New function.
18394         (create_pass_tab): New function.
18395         (pass_traverse): New function.
18396         (dump_one_pass): New function.
18397         (dump_pass_list): New function.
18398         (dump_passes): New function.
18399
18400 2011-06-09  David Li  <davidxl@google.com>
18401
18402         * tree-complex.c (tree_lower_complex): Gate cleanup.
18403         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
18404         (execute_optimize_stdarg): Ditto.
18405         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
18406         (execute_cleanup_eh_1): Ditto.
18407         (execute_cleanup_eh): Ditto.
18408         * gcse.c (gate_rtl_pre): Ditto.
18409         (execute_rtl_pre): Ditto.
18410         * except.c (finish_eh_generation): Ditto.
18411         (convert_to_eh_region_ranges): Ditto.
18412         * cprop.c (one_cprop_pass): Ditto.
18413
18414 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
18415
18416         PR target/48673
18417         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
18418         in all basic blocks.
18419
18420 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18421
18422         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
18423         (HAVE_ENABLE_EXECUTE_STACK): Define.
18424         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
18425         (HAVE_ENABLE_EXECUTE_STACK): Define.
18426         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
18427         (HAVE_ENABLE_EXECUTE_STACK): Define.
18428         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
18429         (ENABLE_EXECUTE_STACK): Remove.
18430         (HAVE_ENABLE_EXECUTE_STACK): Define.
18431         [IN_LIBGCC2]: Don't include <windows.h>.
18432         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
18433         (HAVE_ENABLE_EXECUTE_STACK): Define.
18434         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
18435         (HAVE_ENABLE_EXECUTE_STACK): Define.
18436         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
18437         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
18438         (HAVE_ENABLE_EXECUTE_STACK): Define.
18439         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
18440         (HAVE_ENABLE_EXECUTE_STACK): Define.
18441         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
18442         (HAVE_ENABLE_EXECUTE_STACK): Define.
18443         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
18444         (HAVE_ENABLE_EXECUTE_STACK): Define.
18445         * config/alpha/alpha.c (alpha_trampoline_init): Test
18446         HAVE_ENABLE_EXECUTE_STACK.
18447         * config/i386/i386.c (ix86_trampoline_init): Likewise.
18448         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
18449         (sparc64_initialize_trampoline): Likewise.
18450         * libgcc2.c [L_enable_execute_stack]: Remove.
18451         * system.h (ENABLE_EXECUTE_STACK): Poison.
18452         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
18453         * doc/tm.texi: Regenerate.
18454         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
18455
18456 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
18457
18458         PR middle-end/49308
18459         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
18460         variable.  After resetting and rescanning insn continue with previous
18461         statement.
18462
18463 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18464
18465         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
18466         (gcc_cv_ld_hidden): Likewise.
18467         * configure: Regenerate.
18468         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
18469         (ix86_stack_protect_fail): Mark unused.
18470         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
18471         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
18472         [TARGET_MACHO]: Don't define.
18473         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
18474         (TARGET_STACK_PROTECT_FAIL): Likewise.
18475         (rs6000_stack_protect_fail): Mark unused.
18476         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
18477         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
18478
18479 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18480
18481         * varasm.c (get_section): Print location of other conflict
18482         for section conflicts.
18483
18484 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18485
18486         * config/i386/driver-i386.c (host_detect_local_cpu):
18487         Add model 0x2d Intel CPU.
18488
18489 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18490
18491         * reginfo.c (global_regs_decl): Add.
18492         (globalize_reg): Add decl parameter. Compute location.  Pass location
18493         to warnings and add inform. Store decl in global_regs_decl.
18494         * rtl.h (globalize_reg): Update prototype.
18495         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
18496
18497 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
18498
18499         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
18500
18501 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
18502
18503         PR target/49305
18504         * config/sh/predicates.md (general_movsrc_operand): Check
18505         mode for memory with indexed address for QI and HImode.
18506         (general_movdst_operand): Likewise.
18507
18508 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
18509
18510         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
18511
18512 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
18513
18514         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
18515         (num_ssa_operands): Likewise.
18516         (op_iter_init_phiuse): Forward-declare.
18517         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
18518
18519 2011-06-08  Nick Clifton  <nickc@redhat.com>
18520
18521         * doc/invoke.texi (ARM Options): Update description of
18522         -mthumb-interwork.
18523
18524 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
18525
18526         * config/i386/driver-i386.c (host_detect_local_cpu): Support
18527         unknown Intel family 0x6 CPUs.
18528
18529 2011-06-08  Martin Jambor  <mjambor@suse.cz>
18530
18531         * tree-sra.c (mark_rw_status): Removed.
18532         (analyze_access_subtree): New parameter parent instead of
18533         mark_read and mark_write, propagate from that.
18534
18535 2011-06-08  Julian Brown  <julian@codesourcery.com>
18536
18537         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
18538         for double-precision helper functions in hard-float mode if only
18539         single-precision arithmetic is supported in hardware.
18540
18541 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
18542
18543         PR rtl-optimization/49303
18544         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
18545         code_motion_path_driver returned 0 or 1.
18546         (sel_region_finish): Clear h_d_i_d.
18547
18548 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
18549
18550         * config/sh/sh.c (prepare_move_operands): Set pic register
18551         appropriately for global and local dynamic tls models even
18552         if flag_pic is unset.
18553
18554 2011-06-07  Jason Merrill  <jason@redhat.com>
18555
18556         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
18557
18558 2011-06-07  Xinliang David Li  <davidxl@google.com>
18559         * passes.c (enable_disable_pass): Handle assembler name.
18560         (is_pass_explicitly_enabled_or_disabled): Ditto.
18561
18562 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18563
18564         PR tree-optimization/48497
18565         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
18566
18567 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18568
18569         PR tree-optimization/46728
18570         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
18571         to use gimple_val_nonnegative_real_p.
18572         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
18573         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
18574
18575 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
18576
18577         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
18578
18579 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
18580
18581         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
18582         constant vectors.
18583
18584 2011-06-07  Richard Guenther  <rguenther@suse.de>
18585
18586         * stor-layout.c (initialize_sizetypes): Initialize all
18587         sizetypes based on target definitions.
18588         (set_sizetype): Remove.
18589         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
18590         * tree.h (set_sizetype): Remove.
18591
18592 2011-06-07  Nick Clifton  <nickc@redhat.com>
18593
18594         * config.gcc: Unify V850 architecture options and add support for
18595         newer V850 architectures.
18596         * config/v850/t-v850e: Delete.
18597
18598 2011-06-07  Richard Guenther  <rguenther@suse.de>
18599
18600         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
18601         Call set_sizetype from here.
18602
18603 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
18604
18605         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
18606         (*maddhisi4tb, *maddhisi4tt): New define_insns.
18607
18608 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
18609             Andrew Stubbs  <ams@codesourcery.com>
18610
18611         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
18612         multiplies.
18613         * doc/md.texi (Canonicalization of Instructions): Document widening
18614         multiply canonicalization.
18615
18616 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
18617
18618         PR gcov-profile/49299
18619         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
18620
18621 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
18622
18623         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
18624         a pointer.
18625         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
18626         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
18627         vect_recog_pow_pattern): Likewise.
18628         (vect_pattern_recog_1): Remove declaration.
18629         (widened_name_p): Remove declaration.  Add new argument to specify
18630         whether to check that both types are either signed or unsigned.
18631         (vect_recog_widen_mult_pattern): Update documentation.  Handle
18632         unsigned patterns and multiplication by constants.
18633         (vect_pattern_recog_1): Update vect_recog_func references.  Use
18634         statement information from the statement returned from pattern
18635         detection functions.
18636         (vect_pattern_recog): Update vect_recog_func reference.
18637         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
18638         multiplication by a constant use the type of the other operand.
18639
18640 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
18641
18642         PR rtl-optimization/49145
18643         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
18644
18645 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
18646
18647         PR debug/49262
18648         * dwarf2out.c (native_encode_initializer): Decrement count in each
18649         iteration.
18650
18651         PR debug/49294
18652         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
18653         non-MODE_INT modes.
18654
18655         PR c++/49264
18656         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
18657         if stmt folded into nothing.
18658         * tree-inline.c (fold_marked_statements): If a builtin at the end of
18659         a bb folded into nothing, just update cgraph edges and move to next bb.
18660         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
18661         to be NULL.  Don't compute count and frequency if new_call is NULL.
18662
18663 2011-06-04  Diego Novillo  <dnovillo@google.com>
18664
18665         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
18666         (cgraph.o): Likewise.
18667         (cgraphunit.o): Likewise.
18668         * cgraphunit.c: Include lto-streamer.h
18669         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
18670         if LTO is enabled.
18671         * lto-streamer-in.c (unpack_value_fields): Call
18672         streamer_hooks.unpack_value_fields if set.
18673         (lto_materialize_tree): For unhandled nodes, first try to
18674         call lto_streamer_hooks.alloc_tree, if it exists.
18675         (lto_input_ts_decl_common_tree_pointers): Move reading of
18676         DECL_INITIAL to lto_streamer_read_tree.
18677         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
18678         (lto_streamer_read_tree): New.
18679         (lto_reader_init): Rename from lto_init_reader.
18680         Move initialization code to lto/lto.c.
18681         * lto-streamer-out.c (pack_value_fields): Call
18682         streamer_hooks.pack_value_fields if set.
18683         (lto_output_tree_ref): For tree nodes that are not normally indexable,
18684         call streamer_hooks.indexable_with_decls_p before giving up.
18685         (lto_output_ts_decl_common_tree_pointers): Move handling
18686         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
18687         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
18688         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
18689         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
18690         (lto_streamer_write_tree): New.
18691         (lto_output): Call lto_streamer_init directly.
18692         (lto_writer_init): Remove.
18693         * lto-streamer.c (streamer_hooks): New.
18694         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
18695         instead of lto_preload_common_nodes.
18696         (lto_is_streamable): Move from lto-streamer.h
18697         (lto_streamer_hooks_init): New.
18698         (streamer_hooks): New.
18699         (streamer_hooks_init): New.
18700         * lto-streamer.h (struct output_block): Forward declare.
18701         (struct lto_input_block): Likewise.
18702         (struct data_in): Likewise.
18703         (struct bitpack_d): Likewise.
18704         (struct streamer_hooks): Declare.
18705         (streamer_hooks): Declare.
18706         (lto_streamer_hooks_init): Declare.
18707         (lto_streamer_write_tree): Declare.
18708         (lto_streamer_read_tree): Declare.
18709         (streamer_hooks_init): Declare.
18710         (lto_is_streamable): Move to lto-streamer.c
18711
18712 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
18713
18714         * longlong.h (smul_ppmm): The resulting register pair contains the
18715         higher order word first.
18716
18717 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18718
18719         PR tree-optimization/46728
18720         * builtins.c (powi_table): Remove.
18721         (powi_lookup_cost): Remove.
18722         (powi_cost): Remove.
18723         (expand_powi_1): Remove.
18724         (expand_powi): Remove.
18725         (expand_builtin_pow_root): Remove.
18726         (expand_builtin_pow): Remove.
18727         (expand_builtin_powi): Eliminate handling of constant exponent.
18728         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
18729
18730 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18731
18732         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
18733
18734 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18735
18736         * dce.c (reset_unmarked_insns_debug_uses): New.
18737         (delete_unmarked_insns): Skip debug insns.
18738         (prescan_insns_for_dce): Likewise.
18739         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
18740         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
18741         active reg can be found.
18742         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
18743         (convert_regs_1): Use it.
18744
18745 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18746
18747         * tree-pretty-print.c (dump_function_header): Add flags.
18748         Don't dump decl_uid with nouid.
18749         * tree-pretty-print.h (dump_function_header): Adjust.
18750         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
18751         * passes.c (pass_init_dump_file): Pass dump_flags on.
18752         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
18753
18754 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18755
18756         PR bootstrap/49270
18757         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
18758
18759 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
18760
18761         PR tree-optimization/49243
18762         * calls.c (setjmp_call_p): Also check if fndecl has the
18763         returns_twice attribute.
18764
18765 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18766
18767         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
18768         -ffast-math etc.
18769
18770 2011-06-06  Richard Henderson  <rth@redhat.com>
18771             Georg-Johann Lay  <avr@gjlay.de>
18772
18773         PR target/42210
18774         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
18775         New predicates.
18776         * config/avr/avr.md ("insv"): New insn expander.
18777         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
18778         "*insv.not.io", "*insv.reg"): New insns.
18779
18780 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
18781
18782         PR target/49285
18783         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
18784         to nonimmediate_operand from memory_operand for the operand that is to
18785         be forced to memory by the expander.  Lose the constraints.
18786
18787 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
18788
18789         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
18790         EH return when delayed branches are disabled.
18791
18792 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
18793
18794         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
18795         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
18796         calculation.
18797         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
18798         Simplify MODE_V1DF and MODE_V2SF handling.
18799         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
18800         Simplify MODE_SF handling.
18801
18802 2011-06-04  Jan Hubicka  <jh@suse.cz>
18803
18804         PR tree-optimization/48893
18805         PR tree-optimization/49091
18806         PR tree-optimization/49179
18807         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
18808         Bounds check.
18809
18810 2011-06-04  Jan Hubicka  <jh@suse.cz>
18811
18812         PR lto/48954
18813         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
18814         bitmaps.
18815
18816 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
18817
18818         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
18819
18820 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
18821
18822         PR target/49281
18823         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
18824         to be strictly smaller than 1 << shiftcount.
18825
18826 2011-06-04  Jan Hubicka  <jh@suse.cz>
18827
18828         PR tree-optimize/48929
18829         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
18830         of empty predicate.
18831
18832 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
18833
18834         PR debug/48333
18835         * calls.c (emit_call_1): Prefer the __builtin declaration of
18836         builtin functions.
18837
18838 2011-06-03   Diego Novillo  <dnovillo@google.com>
18839
18840         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
18841         (lto_input_tree_pointers): Likewise.
18842         * lto-streamer-out.c (pack_value_fields): Likewise.
18843         (lto_output_tree_pointers): Likewise.
18844         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
18845         and OPTIMIZATION_NODE.
18846
18847 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18848
18849         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
18850         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
18851         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
18852         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
18853         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
18854         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
18855         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
18856         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
18857         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
18858         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
18859         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
18860         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
18861         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
18862         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
18863         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
18864         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
18865         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
18866         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
18867         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
18868         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
18869         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
18870         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
18871         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
18872         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
18873         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
18874         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
18875         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
18876         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
18877         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
18878         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
18879         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
18880         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
18881         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
18882         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
18883         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
18884         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
18885         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
18886         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
18887         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
18888         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
18889         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
18890         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
18891         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
18892         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
18893         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
18894         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
18895         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
18896         * system.h (MD_UNWIND_SUPPORT): Poison.
18897         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
18898         * doc/tm.texi: Regenerate.
18899         * unwind-dw2.c: Include md-unwind-support.h instead of
18900         MD_UNWIND_SUPPORT.
18901         * config/ia64/unwind-ia64.c: Likewise.
18902         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18903
18904 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
18905
18906         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
18907
18908 2011-06-03  Richard Henderson  <rth@redhat.com>
18909             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18910
18911         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
18912         (sigill_hdlr): Correct insn, insn size.
18913         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
18914
18915 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18916
18917         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
18918         t-slibgcc-dummy.
18919         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
18920         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
18921         * config/mips/t-iris: Remove.
18922         * config/mips/t-irix6: New file.
18923         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
18924
18925 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18926
18927         * Makefile.in (LIB2ADDEHDEP): Remove.
18928         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
18929         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
18930         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
18931         * config/t-darwin (LIB2ADDEHDEP): Remove.
18932         * config/t-freebsd (LIB2ADDEHDEP): Remove.
18933         * config/t-linux (LIB2ADDEHDEP): Remove.
18934
18935 2011-06-03  Diego Novillo  <dnovillo@google.com>
18936
18937         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
18938         (lto_register_var_decl_in_symtab): Likewise.
18939         (lto_register_function_decl_in_symtab): Likewise.
18940         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
18941         logic to uniquify_nodes.
18942
18943 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18944
18945         * config/alpha/t-osf5: Remove.
18946         * config/alpha/t-osf-pthread: Remove.
18947         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
18948         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
18949
18950 2011-06-03  Julian Brown  <julian@codesourcery.com>
18951
18952         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
18953         (strongarm1110): Use strongarm tuning.
18954         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
18955         * config/arm/arm.c (arm_strongarm_tune): New.
18956         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
18957         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
18958         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
18959         setting, using previous defaults or 1 for Cortex-A5.
18960         (arm_option_override): Set max_insns_skipped from current tuning.
18961
18962 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
18963
18964         * doc/install.texi (Options specification): Document --with-specs.
18965
18966 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18967
18968         * config/arm/neon.md (orndi3_neon): Actually split it.
18969
18970 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
18971
18972         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
18973         * var-tracking.c (reverse_op): Limite recurse depth to 5.
18974
18975 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
18976
18977         PR debug/47590
18978         * target.def (delay_sched2, delay_vartrack): New.
18979         * doc/tm.texi.in: Update.
18980         * doc/tm.texi: Rebuild.
18981         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
18982         * var-tracking.c (gate_handle_var_tracking): Likewise.
18983         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
18984         (bfin_flag_var_tracking): Drop.
18985         (output_file_start): Don't save and override flag_var_tracking.
18986         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
18987         (bfin_reorg): Test original variables.
18988         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
18989         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
18990         (ia64_flag_var_tracking): Drop.
18991         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
18992         (ia64_file_start): Don't save and override flag_var_tracking.
18993         (ia64_override_options_after_change): Ditto
18994         flag_schedule_insns_after_reload.
18995         (ia64_reorg): Test original variables.
18996         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
18997         (picochip_flag_var_tracking): Drop.
18998         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
18999         (picochip_option_override): Don't save and override
19000         flag_schedule_insns_after_reload.
19001         (picochip_asm_file_start): Ditto flag_var_tracking.
19002         (picochip_reorg): Test original variables.
19003         * config/spu/spu.c (spu_flag_var_tracking): Drop.
19004         (TARGET_DELAY_VARTRACK): Define.
19005         (spu_var_tracking): New.
19006         (spu_machine_dependent_reorg): Call it.
19007         (asm_file_start): Don't save and override flag_var_tracking.
19008
19009 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
19010
19011         PR target/49163
19012         * config/sh/predicates.md (general_movsrc_operand): Return 0
19013         for memory and memory subreg of which address is an invalid
19014         indexed address for QI and HImode.
19015         (general_movdst_operand): Likewise.
19016
19017 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
19018
19019         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
19020         edges only, when there is a non-local label in the function.
19021         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
19022
19023 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
19024
19025         * config/i386/constraints.md (Y3): New register constraint.
19026         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
19027         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
19028         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
19029         *sse2_interleave_lowv2df.
19030
19031 2011-06-02  Julian Brown  <julian@codesourcery.com>
19032
19033         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
19034         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
19035         (arm_cortex_a5_tune): New.
19036
19037 2011-06-02  Julian Brown  <julian@codesourcery.com>
19038
19039         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
19040         * config/arm/arm.c (arm_default_branch_cost): New.
19041         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
19042         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
19043         (arm_fa726_tune): Set branch_cost field using
19044         arm_default_branch_cost.
19045         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
19046         current_tune structure.
19047         * dojump.c (tm_p.h): Include file.
19048
19049 2011-06-02  Julian Brown  <julian@codesourcery.com>
19050
19051         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
19052         tuning.
19053         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
19054         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
19055         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
19056         field.
19057         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
19058         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
19059         (arm_fa726te_tune): Add prefer_constant_pool setting.
19060         (arm_v6t2_tune, arm_cortex_tune): New.
19061         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
19062         prefer_constant_pool setting.
19063
19064 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
19065
19066         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
19067         switch statement.
19068         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
19069         (*movdf_internal) <case 6,7,8>: Ditto.
19070
19071         * config/i386/constraints.md (Y4): New register constraint.
19072         * config/i386/sse.md (vec_set<mode>_0): Merge with
19073         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
19074         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
19075         *vec_extractv2di_1_sse.
19076         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
19077         and *vec_concatv2di_rex64_sse.
19078
19079 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
19080
19081         PR target/48807
19082         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
19083         of cgraph_local_info for null before attempting to use it.
19084
19085 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
19086
19087         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
19088         (current_function_dynamic_alloc_count): Delete.
19089         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
19090         (expand_builtin_nonlocal_goto): Remove obsolete comment.
19091         (expand_builtin_update_setjmp_buf): Remove dead code.
19092         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
19093         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
19094         support.
19095         * function.c (instantiate_virtual_regs): Likewise.
19096         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
19097         for a block with a single abnormal incoming edge.
19098         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
19099         (SETJMP_VIA_SAVE_AREA): Delete.
19100         * config/sparc/sparc-protos.h (load_got_register): Declare.
19101         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19102         (load_got_register): Make global.
19103         (sparc_frame_pointer_required): Add 'static'.
19104         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
19105         (sparc_builtin_setjmp_frame_value): New function.
19106         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
19107         (save_stack_nonlocal): New expander.
19108         (restore_stack_nonlocal): Likewise.
19109         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
19110         (nonlocal_goto_internal): New insn.
19111         (goto_handler_and_restore): Delete.
19112         (builtin_setjmp_setup): Likewise.
19113         (do_builtin_setjmp_setup): Likewise.
19114         (setjmp): Likewise.
19115         (builtin_setjmp_receiver): New expander.
19116
19117 2011-06-01  David Li  <davidxl@google.com>
19118
19119         PR middle-end/49261
19120         * tree-pretty-print.c (dump_function_header): Format cleanup.
19121
19122 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
19123
19124         PR target/49238
19125         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
19126         needed when original operands are used for msw_skip comparison.
19127
19128 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19129
19130         PR debug/49250
19131         * var-tracking.c (add_uses, add_stores): Don't call
19132         cselib_subst_to_values on ENTRY_VALUE.
19133
19134 2011-06-01  Diego Novillo  <dnovillo@google.com>
19135
19136         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
19137         output_record_start with LTO_null instead of output_zero.
19138         (lto_output_ts_binfo_tree_pointers): Likewise.
19139         (lto_output_tree): Likewise.
19140         (output_eh_try_list): Likewise.
19141         (output_eh_region): Likewise.
19142         (output_eh_lp): Likewise.
19143         (output_eh_regions): Likewise.
19144         (output_bb): Likewise.
19145         (output_function): Likewise.
19146         (output_unreferenced_globals): Likewise.
19147         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
19148         instead of NUM_TREE_CODES.
19149         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
19150         (lto_output_int_in_range): Change << to >> when shifting VAL.
19151
19152 2011-06-01  Diego Novillo  <dnovillo@google.com>
19153
19154         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
19155         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
19156
19157 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
19158
19159         PR target/45074
19160         * optabs.h (valid_multiword_target_p): Declare.
19161         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
19162         doing multi-word operations.
19163         * optabs.c (expand_binop): Likewise.
19164         (expand_doubleword_bswap): Likewise.
19165         (expand_absneg_bit): Likewise.
19166         (expand_unop): Likewise.
19167         (expand_copysign_bit): Likewise.
19168         (multiword_target_p): New function.
19169
19170 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
19171
19172         PR rtl-optimization/48830
19173         PR rtl-optimization/48808
19174         PR rtl-optimization/48792
19175         * reload.c (push_reload): Check contains_reg_of_mode.
19176         * reload1.c (strip_paradoxical_subreg): New function.
19177         (gen_reload_chain_without_interm_reg_p): Use it to handle
19178         paradoxical subregs.
19179         (emit_output_reload_insns, gen_reload): Likewise.
19180
19181 2011-06-01  David Li  <davidxl@google.com>
19182
19183         * predict.c : Change pass name
19184         * ipa.c: Ditto.
19185         * dce.c: Ditto.
19186         * tree-profile.c: Ditto.
19187         * except.c: Ditto.
19188
19189 2011-06-01  David Li  <davidxl@google.com>
19190
19191         * tree-pretty-print.c (dump_function_header): New function.
19192         * final.c (rest_of_clean_state): Use header dumper.
19193         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
19194         * passes.c (pass_init_dump_file): Use header dumper.
19195
19196 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19197
19198         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
19199         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
19200         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
19201         New functions.
19202         (mem_loc_descriptor): Use them.
19203
19204         * var-tracking.c (create_entry_value): New function.
19205         (vt_add_function_parameter): Use it.
19206
19207 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19208
19209         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
19210         Include <signal.h>, <ucontext.h>.
19211         (sigill_caught): Define.
19212         (sigill_hdlr): New function.
19213         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
19214         insns can be executed.
19215         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
19216         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
19217
19218 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19219
19220         * config/t-slibgcc-darwin: Move to ...
19221         * config/t-slibgcc-dummy: ... this.  Clarify comments.
19222         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
19223         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
19224         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
19225         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
19226         Remove i386/t-crtstuff from tmake_file.
19227         (i[34567]86-*-solaris2*): Remove t-svr4,
19228         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
19229         t-slibgcc-dummy.
19230         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
19231         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
19232         sparc/t-crtfm from tmake_file.
19233         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
19234         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
19235         Remove extra_parts.
19236         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
19237         * config/i386/t-nwld (SHLIB_LINK): Remove.
19238         * config/i386/t-rtems-i386: Rename to ...
19239         * config/i386/t-rtems: ... this.
19240         ($(T)crti.o, $(T)crtn.o): Remove.
19241         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
19242         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
19243         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
19244         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
19245         EXTRA_MULTILIB_PARTS): Remove.
19246         * config/sparc/t-sol2-64: Likewise.
19247         * config/sparc/t-sol2: Remove.
19248         * config/sparc/t-crtin: Remove.
19249         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
19250         * config/i386/gmon-sol2.c: Remove.
19251         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
19252         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
19253         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
19254         * config/i386/sol2-gc1.asm: Remove.
19255         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
19256         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
19257         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
19258         * config/t-slibgcc-sld: Remove.
19259
19260 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19261
19262         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
19263         base_type_for_mode with op_mode instead of mode.
19264
19265 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
19266
19267         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
19268         Cortex-A15.
19269         * config/arm/arm-tune.md: Regenerate.
19270         * config/arm/arm-tables.opt: Regenerate.
19271         * config/arm/arm.c (FL_DIV): Rename...
19272         (FL_THUMB_DIV): ... to this.
19273         (FL_ARM_DIV): Define.
19274         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
19275         (arm_arch_hwdiv): Remove.
19276         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
19277         (arm_issue_rate): Add cortexr5.
19278         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
19279         __ARM_ARCH_EXT_IDIV__.
19280         (TARGET_IDIV): Define.
19281         (arm_arch_hwdiv): Remove.
19282         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
19283         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
19284         (divsi3, udivsi3): New patterns.
19285         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
19286         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
19287
19288 2011-06-01  Martin Jambor  <mjambor@suse.cz>
19289
19290         * ipa-utils.c (ipa_dfs_info): New field scc_no.
19291         * ipa-utils.c (searchc): Set scc_no.
19292
19293 2011-06-01  Martin Jambor  <mjambor@suse.cz>
19294
19295         * ipa-utils.c (searchc_env): New field allow_overwritable.
19296         (searchc): do not ignore edges to overwritable nodes if indicated
19297         by env->allow_overwritable.
19298         (ipa_reduced_postorder): Set env.allow_overwritable.
19299
19300 2011-06-01  Richard Guenther  <rguenther@suse.de>
19301
19302         * tree.c (free_lang_data): Do not reset boolean_type_node nor
19303         char_type_node.
19304         * lto-streamer.c (lto_record_common_node): Take node pointer,
19305         do not register types.
19306         (lto_preload_common_nodes): Explicitly skip preloading nodes
19307         that differ between frontends.
19308
19309 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
19310
19311         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
19312         NON_FLOAT_REGS.
19313
19314 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
19315
19316         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
19317         parameter value for dump. Dump cost on outermost call only.
19318         (rs6000_memory_move_cost): Dump cost on outermost call only.
19319
19320 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
19321
19322         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
19323         DW_OP_GNU_convert ops.
19324
19325         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
19326         cselib_preserve_constants.
19327         (cselib_lookup_1): If cselib_preserve_constants,
19328         a new VALUE is being created for REG and there is a VALUE for the
19329         same register in wider mode, add another loc with lowpart SUBREG of
19330         the wider VALUE.
19331         (cselib_subst_to_values): Handle ENTRY_VALUE.
19332         * var-tracking.c  (replace_expr_with_values): Return NULL for
19333         ENTRY_VALUE too.
19334         * dwarf2out.c (convert_descriptor_to_signed): New function.
19335         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
19336         instead of two shifts.
19337         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
19338         the right mode if needed.
19339         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
19340         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
19341         convert_descriptor_to_signed.
19342         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
19343         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
19344
19345         PR target/48688
19346         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
19347
19348 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19349
19350         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
19351         of X87MODEI12 and SWI48x instead of SSEMODEI24.
19352         (SWI248x): New mode iterator, rename from X87MODEI.
19353         (X87MODEI): Remove mode iterator.
19354         (X87MODEI12): Ditto.
19355         (SSEMODEI24): Ditto.
19356
19357 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19358
19359         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
19360         * doc/invoke.texi: Document max-vartrack-expr-depth.
19361         * var-tracking.c (EXPR_DEPTH): New.
19362         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
19363
19364 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19365
19366         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
19367         * config/i386/sse.md: Add n to negated FMA pattern names.
19368
19369 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19370
19371         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
19372
19373 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19374
19375         * gengtype-state.c (read_state_params_structs): Initialize previous.
19376
19377 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19378
19379         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
19380         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
19381
19382 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19383
19384         * config/i386/i386.md (*movtf_internal): Avoid allocating general
19385         registers.  Penalize F*r->o alternative to prevent partial memory
19386         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
19387         CONST_DOUBLE immediates when optimizing function for size.  Do not move
19388         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
19389         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
19390         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
19391         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
19392         alternatives.
19393         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
19394
19395         (fp_register_operand splitters): Use fp_register_operand
19396         constraint.  Do not use FP_REG_P in insn condition.
19397         (any_fp_register_operand splitters): Use any_fp_register_operand
19398         constraint.  Do not use ANY_FP_REG_P in insn condition.
19399
19400 2011-05-31  Jan Hubicka  <jh@suse.cz>
19401
19402         * cgraph.h (cgraph_inline_failed_t): Give enum a name
19403         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
19404         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
19405         (lto_output_edge): Use output_enum and var_len_unsigned.
19406         (lto_output_varpool_node): Likewise.
19407         (input_overwrite_node): Do not take resolution parameter;
19408         extract it from a bitpack.
19409         (input_node): Do not read resolution; use input_enum and
19410         var_len_unsigned.
19411         (input_varpool_node): Likewise.
19412         (input_edge): Likewise.
19413         (input_cgraph_1): Likewise.
19414
19415 2011-05-31  Richard Guenther  <rguenther@suse.de>
19416
19417         * gimple.c (gimple_register_canonical_type): Do not register
19418         any types via gimple_register_type.
19419
19420 2011-05-31  Jan Hubicka  <jh@suse.cz>
19421
19422         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
19423         of thunks.
19424
19425 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
19426
19427         PR rtl-optimization/49235
19428         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
19429         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
19430
19431 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
19432
19433         PR tree-optimization/49093
19434         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
19435         data references.
19436
19437 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
19438
19439         PR debug/49047
19440         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
19441         for concrete functions containing the code of cloned functions.
19442
19443 2011-05-31  Richard Guenther  <rguenther@suse.de>
19444
19445         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
19446         to ...
19447         (forward_propagate_into_comparison_1): ... this.
19448         (forward_propagate_comparison): Rename to ...
19449         (forward_propagate_into_comparison): ... this.  Split out
19450         real forward propagation code to ...
19451         (forward_propagate_comparison): ... this.
19452         (forward_propagate_into_gimple_cond): Remove looping.
19453         (forward_propagate_into_cond): Likewise.
19454         (simplify_not_neg_expr): Return whether we have done something.
19455         (simplify_gimple_switch): Likewise.
19456         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
19457         (ssa_forward_propagate_and_combine): ... this.  Re-structure
19458         to do a forward forward-propagation walk on BBs and a backward
19459         stmt combining walk on BBs.  Consistently re-scan changed statements.
19460         (pass_forwprop): Adjust.
19461
19462 2011-05-30  Ian Lance Taylor  <iant@google.com>
19463
19464         * godump.c (go_format_type): Correct length of name added to
19465         obstack for anonymous field.
19466
19467 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
19468
19469         PR target/49186
19470         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
19471         part of the second operand is 0.
19472
19473 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
19474
19475         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
19476         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
19477         to memory for !TARGET_MEMORY_MISMATCH_STALL.
19478         (*movdf_internal_rex64): Do not penalize F->r alternative.
19479         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
19480         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
19481         when optimizing function for size.  Do not move CONST_DOUBLEs
19482         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
19483         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
19484         SUBREGs.  Do not check for MEM_P operands in the insn condition,
19485         check for ANY_FP_REGNO_P instead.
19486         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
19487         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
19488         function for speed.
19489         * config/i386/i386.c (ix86_option_override_internal): Do not
19490         set TARGET_INTEGER_DFMODE_MOVES here.
19491
19492 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
19493
19494         PR target/49168
19495         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
19496
19497 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
19498
19499         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
19500         DW_TAG_rvalue_reference_type even for
19501         -gdwarf-4 -fno-debug-types-section.
19502
19503 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19504
19505         PR tree-optimization/46728
19506         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
19507         (build_and_insert_binop): New.
19508         (gimple_expand_builtin_pow): Reorder args for
19509         build_and_insert_call; use build_and_insert_binop; add more
19510         optimizations for fractional exponents.
19511
19512 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
19513
19514         PR bootstrap/49190
19515
19516         Revert:
19517         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19518
19519         * tree.h (struct tree_identifier): Inherit from tree_typed, not
19520         tree_common.
19521         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
19522         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
19523         TS_BASE instead of TS_COMMON.
19524         * varasm.c (assemble_name): Remove assert.
19525
19526 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
19527
19528         * config.gcc: Keep obselete list sorted.
19529
19530 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
19531             Eric Botcazou  <ebotcazou@adacore.com>
19532
19533         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
19534         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
19535         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
19536         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
19537         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
19538
19539 2011-05-30  Richard Guenther  <rguenther@suse.de>
19540
19541         * gimple.c (gimple_types_compatible_p_1): Compare record
19542         and union type members properly.
19543
19544 2011-05-30  Richard Guenther  <rguenther@suse.de>
19545
19546         PR tree-optimization/49210
19547         * ipa-split.c (split_function): Care for the case where the call
19548         result is not trivially convertible to the result holding variable.
19549
19550 2011-05-30  Richard Guenther  <rguenther@suse.de>
19551
19552         PR tree-optimization/49218
19553         * tree-vrp.c (adjust_range_with_scev): Properly check whether
19554         overflow occured.
19555
19556 2011-05-30  Richard Guenther  <rguenther@suse.de>
19557
19558         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
19559         New function split out from ...
19560         (forward_propagate_into_gimple_cond): ... here.  Adjust.
19561         (forward_propagate_into_cond): Likewise.
19562         (forward_propagate_comparison): Also propagate into
19563         comparisons on assignment RHS.  Change return value to
19564         behave similar to forward_propagate_into_cond.
19565         (tree_ssa_forward_propagate_single_use_vars): Handle
19566         strict-overflow warnings properly for forward_propagate_comparison.
19567
19568 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19569
19570         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
19571         from plugin linker.
19572         * configure: Regenerate.
19573
19574 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
19575
19576         PR tree-optimization/49199
19577         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
19578         non-reduction operands are either defined in the loop or by induction.
19579
19580 2011-05-29  Xinliang David Li  <davidxl@google.com>
19581
19582         * opts-global.c (handle_common_deferred_options): Handle new options.
19583         * passes.c (register_one_dump_file): Call register_pass_name.
19584         (execute_one_pass): Check explicit enable/disable flag.
19585         (passr_hash): New function.
19586         (passr_eq): Ditto.
19587         (register_pass_name): Ditto.
19588         (get_pass_by_name): Ditto.
19589         (pass_hash): Ditto.
19590         (pass_eq): Ditto.
19591         (enable_pass): Ditto.
19592         (disable_pass): Ditto.
19593         (is_pass_explicitly_enabled_or_disabled): Ditto.
19594
19595 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
19596
19597         * config/i386/i386.md (*movoi_internal_avx): Use
19598         standard_sse_constant_opcode for alternative 0.
19599         (*movti_internal_sse): Ditto.
19600         (*movti_internal_rex64): Use standard_sse_constant_opcode for
19601         alternative 2.
19602         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
19603         sselog1 type moves.
19604         (*movsi_internal): Ditto.
19605         (*movdi_internal): Ditto.  Add ssecvt type moves.
19606
19607 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
19608
19609         PR target/48830
19610         * rtlanal.c (simplify_subreg_regno): Adjust comment.
19611
19612 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
19613
19614         PR rtl-optimization/49095
19615         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
19616         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
19617
19618 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
19619
19620         PR target/43995
19621         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
19622         recurse_p argument.  Only follow register copies if it is set,
19623         and prevent mips_find_pic_call_symbol from recursing.
19624         (mips_find_pic_call_symbol): Add a recurse_p argument.
19625         Pass it to mips_pic_call_symbol_from_set.
19626         (mips_annotate_pic_calls): Update accordingly.
19627
19628 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
19629
19630         * emit-rtl.c (try_split): Use a loop to search for
19631         NOTE_INSN_CALL_ARG_LOCATIONs.
19632
19633 2011-05-29  Richard Guenther  <rguenther@suse.de>
19634
19635         PR tree-optimization/49217
19636         * ipa-pure-const.c (propagate_pure_const): Fix typos.
19637
19638 2011-05-28  Jan Hubicka  <jh@suse.cz>
19639
19640         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
19641         length.
19642         (string_slot_free): Remove
19643         (create_output_block): Initialize obstack.
19644         (destroy_output_block): Free obstack.
19645         (lto_string_index): Add PERSISTENT parameter; do not duplicate
19646         the string unless it needs to be added into the hash.
19647         (lto_output_string_with_length): Add persistent attribute;
19648         handle NULL strings.
19649         (lto_output_string): Add PERSISTENT parameter.
19650         (output_string_cst, output_identifier): Simplify.
19651         (lto_output_location_bitpack): Update.
19652         (lto_output_builtin_tree): Update.
19653         * lto-streamer.h (struct output_block): Add obstack.
19654         (lto_output_string, lto_output_string_with_length): Remove
19655         declarations; functions are static now.
19656
19657 2011-05-28  Jan Hubicka  <jh@suse.cz>
19658
19659         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
19660         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
19661         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
19662         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
19663         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
19664         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
19665         unpack_ts_decl_with_vis_value_fields,
19666         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
19667         lto_get_builtin_tree): Use enum and variable length i/o.
19668         * basic-block.h (profile_status_d): Add PROFILE_LAST.
19669         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
19670         New functions.
19671         (bp_pack_enum, bp_unpack_enum): New macros.
19672
19673 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19674
19675         * genrecog.c: Remove redundant forward declarations.
19676
19677 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19678
19679         * config.gcc: Deprecate mips*-*-openbsd*.
19680
19681 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19682
19683         PR bootstrap/49195
19684         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
19685         for match_op_dup.
19686
19687 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
19688
19689         PR middle-end/48981
19690         * gengtype.c (vec_prefix_type): New function.
19691         (note_def_vec): Use vec_prefix_type and change the length
19692         attribute to be based on the prefix.
19693         * vec.c: Include coretypes.h before vec.h.
19694         (struct vec_prefix): Remove.
19695         (vec_gc_p_reserve): Change the offsetof to sizeof.
19696         (vec_gc_p_reserve_exact): Likewise.
19697         (vec_heap_p_reserve): Likewise.
19698         (vec_heap_p_reserve_exact): Likewise.
19699         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
19700         (vec_stack_p_reserve): Change the offsetof to sizeof.
19701         (vec_stack_p_reserve_exact): Likewise.
19702         * vec.h (struct vec_prefix): New struct definition.
19703         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
19704         (VEC_T_GTY(T,B)): Likewise.
19705         (DEF_VEC_FUNC_P(T)): Use prefix field.
19706         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
19707         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
19708
19709 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19710
19711         PR tree-optimization/46728
19712         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
19713         (powi_as_mults): Add gimple_set_location.
19714         (build_and_insert_call): New.
19715         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
19716         0.5, 0.25, 0.75, 1./3., or 1./6.
19717
19718 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
19719
19720         * doc/contrib.texi: Update copyright years.
19721         (Contributors): Add Zdenek Sojka.
19722
19723 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
19724
19725         * c-decl.c (c_push_function_context): Copy the current statement
19726         list stack.
19727         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
19728         (finish_struct): Call building_stmt_list_p instead of checking
19729         cur_stmt_list.
19730         * c-parser.c (c_parser_postfix_expression): Likewise.
19731         * c-typeck.c (c_end_compound_stmt): Likewise.
19732         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
19733         * tree-iterator.c (stmt_list_cache): Change to a VEC.
19734         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
19735         (free_stmt_list): Likewise.
19736         * tree.h (struct tree_statement_list): Include typed_tree instead
19737         of tree_common.
19738         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
19739         as TS_TYPED instead of TS_COMMON.
19740
19741 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19742             Uros Bizjak  <ubizjak@gmail.com>
19743
19744         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
19745         (HAVE_AS_IX86_TLSGDPTL): Define.
19746         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
19747         (HAVE_AS_IX86_TLSLDMPLT): Define.
19748         * configure: Regenerate.
19749         * config.in: Regenerate.
19750         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
19751         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
19752         TARGET_SUN_TLS, use @tlsgdplt or @plt.
19753         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
19754         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
19755         @tlsldmplt or @plt.
19756         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
19757
19758 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
19759
19760         * sched-int.h (struct _haifa_deps_insn_data): New members cond
19761         and reverse_cond.
19762         (INSN_COND, INSN_REVERSE_COND): New macros.
19763         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
19764         once.
19765         (sched_get_condition_with_rev): Cache the results, and look them up
19766         if possible.
19767         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
19768         are clobbered by the current insn.
19769         * target.def (exposed_pipline): New sched data hook.
19770         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
19771         * doc/tm.texi: Regenerate.
19772
19773 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19774
19775         PR tree-optimization/49170
19776         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
19777         sincos or cexp.
19778
19779 2011-05-27  Richard Guenther  <rguenther@suse.de>
19780
19781         PR middle-end/49189
19782         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
19783         of comparisons.
19784
19785 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
19786
19787         * haifa-sched.c (sched_scan_info): Remove.
19788         (schedule_block): Call sched_extend_luids rather than sched_init_luids
19789         with NULL args.
19790         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
19791         Remove functions.
19792         (sched_scan): Remove.
19793         (sched_extend_luids): Renamed from luids_extend_insn and no longer
19794         static.  All callers changed.
19795         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
19796         static.  All callers changed.
19797         (sched_init_luids): Remove all arguments except the first.  All
19798         callers changed.  Don't use sched_scan.
19799         (haifa_init_h_i_d): Likewise.
19800         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
19801         manually rather than using sched_init_luids.  Likewise with
19802         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
19803         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
19804         rather than sched_init_luids with NULL args.
19805         * sel-sched-ir.c (new_insns): Remove variable.
19806         (sched_scan): New static function, previously in haifa-sched.c.  Remove
19807         all arguments but the first two; all callers changed.
19808         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
19809         rather than sched_init_luids.
19810         (sel_init_bbs): Remove second argument.  All callers changed.
19811         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
19812         with NULL arguments.
19813         (create_insn_rtx_from_pattern): Likewise.
19814         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
19815         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
19816         (sched_init_insn_luid, sched_extend_luids): Declare.
19817         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
19818         declarations.
19819
19820 2011-05-27  Richard Guenther  <rguenther@suse.de>
19821
19822         PR middle-end/49177
19823         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
19824         A CMP B ? (T) true : (T) false for non-integral types T again.
19825
19826 2011-05-27  Jan Hubicka  <jh@suse.cz>
19827
19828         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
19829         so 0 means NULL string.
19830         (lto_output_string_with_length): ... here.
19831         (lto_output_string, output_string_cst, output_identifier): Update
19832         handling of NULL strings.
19833         (lto_output_location_bitpack): New function.
19834         (lto_output_location): Use it.
19835         (lto_output_tree_ref): Use output_record_start.
19836         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
19837         len values.
19838         * lto-streamer-in.c (string_for_index): Break out from ...; offset
19839         values by 1.
19840         (input_string_internal): ... here;
19841         (input_string_cst, input_identifier, lto_input_string): Update handling
19842         of NULL strings.
19843         (lto_input_location_bitpack): New function
19844         (lto_input_location): Use it.
19845         (unpack_ts_type_common_value_fields): Pack align & alias in var len
19846         values.
19847         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
19848         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
19849         (bp_pack_value): Sanity check the value range.
19850         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
19851         New functions.
19852         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
19853         New functions.
19854
19855 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
19856
19857         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
19858         call_arg_location instructions down the floor.
19859
19860 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
19861
19862         PR rtl-optimization/49154
19863         * ira.c (setup_pressure_classes): Process class without sublcasses
19864         as a candidate for pressure classes.
19865
19866 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
19867
19868         PR rtl-optimization/48575
19869         * genrecog.c (position_type): New enum.
19870         (position): New structure.
19871         (decision): Use position structure instead of a string.
19872         (root_pos, peep2_insn_pos_list): New variables.
19873         (next_position, compare_positions): New functions.
19874         (new_decision): Use position structures instead of strings.
19875         (maybe_both_true): Likewise.
19876         (change_state): Likewise.
19877         (write_tree): Likewise.
19878         (make_insn_sequence): Likewise.
19879
19880 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19881
19882         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
19883         TS_BASE instead of TS_COMMON.
19884         (find_decls_types_r): Check for TS_TYPED structure before looking at
19885         TREE_TYPE.
19886         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
19887         Add chain field.
19888         (BLOCK_CHAIN): Use new chain field.
19889
19890 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
19891
19892         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
19893         moves expensive on Power7 also.
19894
19895 2011-05-26  Richard Guenther  <rguenther@suse.de>
19896
19897         * fold-const.c (fold_unary_loc): Remove bogus code.
19898
19899 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19900
19901         * tree.h (struct tree_identifier): Inherit from tree_typed, not
19902         tree_common.
19903         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
19904         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
19905         TS_BASE instead of TS_COMMON.
19906         * varasm.c (assemble_name): Remove assert.
19907
19908 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
19909
19910         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
19911         substituted first.
19912         * libgcc-std.ver: Delete file.
19913
19914 2011-05-26  Richard Guenther  <rguenther@suse.de>
19915
19916         PR tree-optimization/48702
19917         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
19918         only when we know the base address is within bounds.
19919         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
19920         assume the base address of TARGET_MEM_REFs is in bounds.
19921
19922 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19923
19924         PR target/49099
19925         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
19926         declaration in TARGET_SOLARIS.
19927
19928 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
19929
19930         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
19931         The instruction is then expanded explicitly.
19932         (supported_compare): Callable instruction.
19933         (compare): Likewise.
19934
19935 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
19936
19937         PR c++/49165
19938         * gimplify.c (shortcut_cond_r): Don't special case
19939         COND_EXPRs if they have void type on one of their arms.
19940
19941 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
19942
19943         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
19944         to reduce duplication, and to achieve a slightly more logical order
19945         of operations.
19946
19947 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
19948
19949         PR tree-optimization/49161
19950         * tree-vrp.c (struct case_info): New type.
19951         (compare_case_labels): Sort case_info structs instead of
19952         trees, and not primarily by CASE_LABEL uids but by
19953         label_for_block indexes.
19954         (find_switch_asserts): Put case labels into struct case_info
19955         array instead of TREE_VEC, adjust sorting, compare label_for_block
19956         values instead of CASE_LABELs.
19957
19958 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
19959
19960         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
19961         ("orndi3_neon"): Likewise.
19962         ("bic<mode>3_neon"): Likewise.
19963
19964 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
19965
19966         PR tree-optimization/49038
19967         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
19968         Ensure at least one epilogue iteration if required by data
19969         accesses with gaps.
19970         * tree-vectorizer.h (struct _loop_vec_info): Add new field
19971         to mark loops that require peeling for gaps.
19972         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
19973         (vect_get_known_peeling_cost): Take peeling for gaps into
19974         account.
19975         (vect_transform_loop): Generate epilogue if required by data
19976         access with gaps.
19977         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
19978         loop as requiring an epilogue if there are gaps in the end of
19979         the strided group.
19980
19981 2011-05-25  Ian Lance Taylor  <iant@google.com>
19982
19983         * godump.c (go_format_type): Output the first field with a usable
19984         Go type, if any.
19985
19986 2011-05-25  Ian Lance Taylor  <iant@google.com>
19987
19988         * godump.c (go_format_type): Check for invalid type names, pointer
19989         target types, and struct field types.
19990
19991 2011-05-25  Jason Merrill  <jason@redhat.com>
19992
19993         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
19994
19995 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
19996
19997         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
19998
19999 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20000
20001         * config/i386/i386.md (*movqi_extv_1)): Put back
20002         "register_operand" check in "type" calculation.
20003         (*movqi_extzv_2): Likewise.
20004
20005 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20006
20007         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
20008
20009 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
20010
20011         PR bootstrap/49160
20012         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
20013         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
20014         __divxc3, __divtc3): Wrap definitions in #ifndef.
20015
20016 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20017
20018         PR target/49142
20019         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
20020         "register_operand" check and replace q_regs_operand with
20021         QIreg_operand in "type" calculation.
20022         (*movqi_extv_1): Likewise.
20023         (*movqi_extzv_2_rex64): Likewise.
20024         (*movqi_extzv_2): Likewise.
20025
20026         * config/i386/predicates.md (QIreg_operand): New.
20027
20028 2011-05-25  Richard Guenther  <rguenther@suse.de>
20029
20030         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
20031         type-based offset disambiguation, streamline MEM_REF and
20032         TARGET_MEM_REF handling.
20033
20034 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20035
20036         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
20037         (bdesc_special_args): Add pause intrinsic.
20038
20039         * config/i386/i386.md (UNSPEC_PAUSE): New.
20040         (pause): Likewise.
20041         (*pause): Likewise.
20042         * config/i386/ia32intrin.h (__pause): Likewise.
20043
20044         * doc/extend.texi (X86 Built-in Functions): Add documentation for
20045         pause intrinsic.
20046
20047 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20048
20049         PR tree-optimization/46728
20050         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
20051         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
20052
20053 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
20054
20055         * tree.h (struct tree_exp): Inherit from struct tree_typed.
20056         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
20057         instead of TS_COMMON.
20058
20059 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
20060
20061         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
20062         LIBGCC2_GNU_PREFIX is defined.
20063         (__N): New macro.
20064         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
20065         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
20066         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
20067         __clz_tab): Define using __N.
20068         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
20069         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
20070         * target.def (libfunc_gnu_prefix): New hook.
20071         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
20072         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
20073         * doc/tm.texi: Regenerate.
20074         * system.h (LIBGCC2_GNU_PREFIX): Poison.
20075         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
20076         account.
20077         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
20078         (init_optabs): Likewise for the bswap libfuncs.
20079         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
20080         and divide.
20081         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
20082         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
20083         * libgcc-std.ver: Remove.
20084         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
20085         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
20086         libgcc-std.ver.
20087         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20088         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
20089         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
20090         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
20091         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
20092         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20093         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20094         * config/fixed-bit.h (FIXED_OP): Define differently depending on
20095         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
20096         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
20097
20098 2011-05-25  Jan Hubicka  <jh@suse.cz>
20099
20100         * lto-streamer-out.c (output_record_start): Use lto_output_enum
20101         (lto_output_tree): Use output_record_start.
20102         * lto-streamer-in.c (input_record_start): Use lto_input_enum
20103         (lto_get_pickled_tree): Use input_record_start.
20104         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
20105         (lto_value_range_error): New function.
20106         * lto-streamer.h (lto_value_range_error): Declare.
20107         (lto_output_int_in_range, lto_input_int_in_range): New functions.
20108         (lto_output_enum, lto_input_enum): New macros.
20109
20110 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
20111
20112         * common.opt (flag_stack_usage_info): New variable.
20113         (-Wstack-usage): New option.
20114         * doc/invoke.texi (Warning options): Document -Wstack-usage.
20115         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
20116         <OPT_fstack_usage>: Likewise.
20117         * toplev.c (output_stack_usage): Handle -Wstack-usage.
20118         * calls.c (expand_call): Test flag_stack_usage_info variable instead
20119         of flag_stack_usage.
20120         (emit_library_call_value_1): Likewise.
20121         * explow.c (allocate_dynamic_stack_space): Likewise.
20122         * function.c (instantiate_virtual_regs ): Likewise.
20123         (prepare_function_start): Likewise.
20124         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
20125         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
20126         * config/arm/arm.c (arm_expand_prologue): Likewise.
20127         (thumb1_expand_prologue): Likewise.
20128         * config/avr/avr.c (expand_prologue): Likewise.
20129         * config/i386/i386.c (ix86_expand_prologue): Likewise.
20130         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
20131         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
20132         * config/mips/mips.c (mips_expand_prologue): Likewise.
20133         * config/pa/pa.c (hppa_expand_prologue): Likewise.
20134         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
20135         * config/s390/s390.c (s390_emit_prologue): Likewise.
20136         * config/sh/sh.c (sh_expand_prologue): Likewise.
20137         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
20138         * config/spu/spu.c (spu_expand_prologue): Likewise.
20139
20140 2011-05-25  Richard Guenther  <rguenther@suse.de>
20141
20142         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
20143         (gimple_canonical_types_compatible_p): Likewise.
20144
20145 2011-05-25  Jan Hubicka  <jh@suse.cz>
20146
20147         PR middle-end/49062
20148         * ipa.c (function_and_variable_visibility): Only add to same
20149         comdat group list if DECL_ONE_ONLY.
20150
20151 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
20152
20153         PR rtl-optimization/49014
20154         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
20155
20156 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
20157
20158         PR target/49128
20159         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
20160
20161 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20162
20163         PR rtl-optimization/48757
20164         * ira-build.c (loop_with_eh_edge_p): Rename to
20165         loop_with_complex_edge_p, check edges on complexity, make function
20166         conditional.
20167         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
20168         conditional.
20169
20170 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20171
20172         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
20173         force flag_ira_share_save_slots to 0.
20174
20175 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20176
20177         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
20178         (vt_initialize): Set PROLOGUE_BB unconditionally.
20179         Add block comment about CFA_BASE_RTX machinery.
20180         Reset FP_CFA_OFFSET to -1 on all invalid paths.
20181         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
20182
20183 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
20184
20185         PR objc/48187
20186         * c-parser.c (c_parser_objc_class_instance_variables): More robust
20187         parsing of syntax error in ObjC instance variable lists.  In
20188         particular, avoid an infinite loop if there is a stray ']'.
20189         Updated error message.
20190
20191 2011-05-24  Ian Lance Taylor  <iant@google.com>
20192
20193         * godump.c (go_define): Don't accept a string immediately after
20194         another operand.
20195
20196 2011-05-24  Ian Lance Taylor  <iant@google.com>
20197
20198         * godump.c (struct godump_container): Add invalid_hash field.
20199         (go_format_type): Return false if type is found in invalid_hash.
20200         (go_output_typedef): Add invalid type to invalid_hash.
20201         (go_finish): Create and delete invalid_hash.
20202
20203 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20204
20205         PR tree-optimization/46728
20206         * tree-ssa-math-opts.c (powi_table): New.
20207         (powi_lookup_cost): New.
20208         (powi_cost): New.
20209         (powi_as_mults_1): New.
20210         (powi_as_mults): New.
20211         (gimple_expand_builtin_powi): New.
20212         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
20213         (gate_cse_sincos): Remove sincos/cexp restriction.
20214
20215 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20216
20217         PR target/3746
20218         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
20219         mips-tdump native.
20220         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
20221         * mips-tdump.c: Likewise.
20222
20223 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
20224
20225         PR target/49128
20226         * config/i386/driver-i386.c (host_detect_local_cpu): Always
20227         add -mno-XXX.  Handle FMA.
20228
20229 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20230
20231         PR rtl-optimization/48633
20232         * ira-build.c (loop_with_eh_edge_p): New function.
20233         (mark_loops_for_removal): Use it.
20234
20235 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20236
20237         PR rtl-optimization/48971
20238         * ira.c (setup_pressure_classes): Don't check register move cost
20239         for classes with one registers.  Don't add pressure class if there
20240         is a pressure class with the same available hard registers.
20241         Check contains_reg_of_mode.  Fix a typo in collecting
20242         temp_hard_regset.  Ignore hard registers not belonging to a class.
20243
20244 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
20245
20246         PR target/49133
20247         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
20248
20249 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20250             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20251
20252         PR gcov-profile/48845
20253         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
20254
20255 2011-05-24  Richard Guenther  <rguenther@suse.de>
20256
20257         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
20258         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
20259         (gimple_types_compatible_p_1): Adjust.
20260         (iterative_hash_canonical_type): Do not bother about complete vs.
20261         incomplete types.
20262         (gimple_canonical_types_compatible_p): Likewise.
20263
20264 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20265
20266         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
20267
20268 2011-05-24  Richard Guenther  <rguenther@suse.de>
20269
20270         PR bootstrap/49078
20271         * gimple.c (gimple_register_canonical_type): Revert
20272         previous change.
20273         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
20274         does not for a tree for the case where it matters.  Cache
20275         pointer-type alias-sets.
20276
20277 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
20278
20279         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
20280         (OBJS): Remove options.o, opts-common.o and prefix.o.
20281         (OBJS-libcommon-target): New.
20282         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
20283         (BACKEND): Include libcommon-target.a.
20284         (MOSTLYCLEANFILES): Include libcommon-target.a.
20285         (libcommon-target.a): New.
20286         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
20287         prefix.o.
20288
20289 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
20290
20291         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
20292         parts of output shared with the driver.
20293         * optc-gen.awk: Don't generate parts of output not shared with the
20294         driver.
20295         * opth-gen.awk: Remove GCC_DRIVER conditionals.
20296         * doc/options.texi (SourcerInclude): Mention options-save.c.
20297         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
20298         (OBJS): Add options-save.o.
20299         (options-save.c, options-save.o): New.
20300         (options.o): Update dependencies.
20301         (gcc-options.o): Remove.
20302         (mostlyclean): Remove options-save.c.
20303
20304 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20305
20306         PR debug/49032
20307         * dbxout.c: Include cgraph.h.
20308         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
20309         and without value expr, return NULL if no varpool node exists for
20310         it or if it is not needed.
20311         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
20312
20313         PR c/49120
20314         * c-decl.c (start_decl): Convert expr to void_type_node.
20315
20316 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
20317
20318         PR rtl-optimization/48826
20319         * emit-rtl.c (try_split): When splitting a call that is followed
20320         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
20321
20322 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20323
20324         * cfgexpand.c (expand_debug_expr): For unused non-addressable
20325         parameters passed in memory prefer using DECL_INCOMING_RTL over
20326         the pseudos it will be copied into.
20327
20328 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
20329
20330         PR target/47315
20331         * config/i386/i386.c (ix86_option_override_internal): Save the
20332         initial options after checking vzeroupper.
20333
20334 2011-05-23  David Li  <davidxl@google.com>
20335
20336         PR tree-optimization/48988
20337         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
20338         Initialize has_valid_pred for each pred chain.
20339
20340 2011-05-23  Richard Guenther  <rguenther@suse.de>
20341
20342         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
20343         (iterative_hash_gimple_type): Always hash type names.
20344
20345 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
20346
20347         * c-typeck.c (build_function_call_vec): Tweak call to
20348         check_function_arguments.
20349
20350 2011-05-23  Richard Guenther  <rguenther@suse.de>
20351
20352         PR tree-optimization/49115
20353         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
20354         is not necessarily carried out, do not claim it kills the ref.
20355         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
20356
20357 2011-05-23  Richard Guenther  <rguenther@suse.de>
20358
20359         PR middle-end/15419
20360         * builtins.c (fold_builtin_memory_op): Be less restrictive about
20361         what pointer types we accept for folding.
20362
20363 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20364
20365         * gthr-gnat.c: Remove.
20366         * gthr-gnat.h: Remove.
20367         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
20368         * config/t-freebsd (LIB2ADDEH): Likewise.
20369         * config/t-linux (LIB2ADDEH): Likewise.
20370         * config/t-sol2 (LIB2ADDEH): Likewise.
20371         * config/ia64/t-vms (LIB2ADDEH): Likewise.
20372         * configure.ac (target_thread_file): Remove gnat handling.
20373         * configure: Regenerate.
20374         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
20375
20376 2011-05-23  Tristan Gingold  <gingold@adacore.com>
20377             Eric Botcazou  <ebotcazou@adacore.com>
20378
20379         * gcov.c (create_file_names): If no object directory is specified,
20380         keep the directory of the file.
20381
20382 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20383
20384         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
20385         * configure: Regenerate.
20386
20387 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20388
20389         PR middle-end/48973
20390         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
20391         failed and the comparison has a single bit signed type, use
20392         constm1_rtx instead of const1_rtx for true value.
20393         (do_store_flag): If ops->type is single bit signed type, disable
20394         signel bit test optimization and pass -1 instead of 1 as last
20395         parameter to emit_store_flag_force.
20396
20397 2011-05-23  Tom de Vries  <tom@codesourcery.com>
20398
20399         PR target/45098
20400         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
20401         function.
20402         (infer_loop_bounds_from_undefined): Use new function.
20403
20404 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
20405
20406         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
20407         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
20408         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
20409         and -O0 otherwise.
20410         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
20411
20412 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20413
20414         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
20415         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
20416         returns true.
20417
20418 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
20419
20420         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
20421
20422 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20423
20424         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
20425         UNSPEC_MOVE_PIC pattern.
20426
20427 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20428
20429         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
20430         (sparc-*-rtems*): Likewise.
20431         (sparc64-*-elf*): Likewise.
20432         (sparc64-*-rtems*): Likewise.
20433         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
20434         * config/sparc/t-crtin: New file.
20435         * config/sparc/t-sol2 (crti.o): Delete rule.
20436         (crtn.o): Likewise.
20437         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
20438         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
20439         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
20440         (ENDFILE_SPEC): Add crtn.o.
20441
20442 2011-05-22  Tom de Vries  <tom@codesourcery.com>
20443
20444         PR middle-end/48689
20445         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
20446         CODE_CONTAINS_STRUCT (TS_COMMON).
20447
20448 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
20449
20450         PR middle-end/49029
20451         * expmed.c (extract_fixed_bit_field): Test whether target can be used
20452         only after deciding which mode to use.
20453
20454 2011-05-22  Tom de Vries  <tom@codesourcery.com>
20455
20456         PR target/45098
20457         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
20458         for call to get_shiftadd_cost.
20459
20460 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
20461
20462         PR target/49104
20463         * config/i386/cpuid.h (bit_MMXEXT): New define.
20464
20465 2011-05-22  Nick Clifton  <nickc@redhat.com>
20466
20467         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
20468         initialisation of non-existant args[2] element.  Use args[] array
20469         not arg[] array to pass arguments to build_function_type_list.
20470
20471 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
20472
20473         PR tree-optimization/49087
20474         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
20475
20476 2011-05-21  Jason Merrill  <jason@redhat.com>
20477
20478         PR c++/49092
20479         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
20480         static storage duration.
20481
20482 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
20483
20484         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
20485         frame pointer.
20486
20487 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
20488
20489         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
20490         false if there are call-saved registers here...
20491         (sparc_can_use_return_insn_p): ...but here instead.
20492         (save_or_restore_regs): Fix thinko.
20493         (sparc_expand_prologue): Use current_function_is_leaf.
20494         (sparc_frame_pointer_required): Likewise.
20495
20496 2011-05-21  Nick Clifton  <nickc@redhat.com>
20497
20498         PR target/49098
20499         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
20500
20501 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
20502
20503         * gengtype.c (walk_type): Implemented "atomic" GTY option.
20504         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
20505
20506 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
20507
20508         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
20509         * optc-gen.awk: Move common code to opt-read.awk.
20510         * opth-gen.awk: Likewise.
20511         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
20512
20513 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
20514
20515         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
20516
20517 2011-05-20  Tom de Vries  <tom@codesourcery.com>
20518
20519         PR target/45098
20520         * tree-ssa-loop-ivopts.c: Include expmed.h.
20521         (get_shiftadd_cost): New function.
20522         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
20523
20524 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
20525
20526         PR bootstrap/49086
20527         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
20528         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
20529
20530 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
20531
20532         * Makefile.in: Update comment referring to $(OBJS-common).
20533
20534 2011-05-20  Ian Lance Taylor  <iant@google.com>
20535
20536         * godump.c (go_output_typedef): Put enum constants in the macro
20537         hash table to avoid duplicate Go const definitions.
20538
20539 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
20540
20541         * Makefile.in (LIBDEPS): Add libcommon.a.
20542         (LIBS): Likewise.
20543         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
20544         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
20545         pretty-print.o and version.o.
20546         (OBJS-libcommon): New.
20547         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
20548         (BACKEND): Add libcommon.a.
20549         (MOSTLYCLEANFILES): Likewise.
20550         (libcommon.a): New.
20551         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
20552         (cpp$(exeext)): Likewise.
20553         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
20554         pretty-print.o and input.o.
20555         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
20556         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
20557         (errors.o): Remove.
20558         (mips-tfile): Don't explicitly use version.o.
20559         (mips-tdump): Likewise.
20560         (gcov.o): Depend on $(DIAGNOSTIC_H).
20561         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
20562         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
20563         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
20564         * gcov-dump.c: Include intl.h and diagnostic.h.
20565         (main): Initialize diagnostics.
20566         * gcov.c: Include diagnostic.h.
20567         (fnotice): Remove.
20568         (main): Initialize diagnostics.
20569         * lto-wrapper.c: Include diagnostic.h.
20570         (main): Initialize diagnostics.
20571
20572 2011-05-20  Michael Matz  <matz@suse.de>
20573
20574         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
20575
20576 2011-05-20  Michael Matz  <matz@suse.de>
20577             Richard Guenther  <rguenther@suse.de>
20578
20579         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
20580         use lto_streamer_cache_append directly instead of returning a VEC.
20581         (preload_common_node): Remove.
20582         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
20583         track seen nodes.
20584         (lto_streamer_cache_create): Call lto_preload_common_nodes.
20585
20586 2011-05-20  Richard Guenther  <rguenther@suse.de>
20587
20588         PR tree-optimization/49079
20589         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
20590         MEM_REFs correctly for the trailing array access detection.
20591         Special case constants the same way as decls for overall size
20592         constraining.
20593
20594 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
20595
20596         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
20597         argument expansion.
20598
20599 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
20600
20601         PR tree-optimization/49073
20602         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
20603         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
20604         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
20605
20606 2011-05-20  Richard Guenther  <rguenther@suse.de>
20607
20608         PR middle-end/48849
20609         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
20610         of pointer types the same way the middle-end does.
20611
20612 2011-05-20  Richard Guenther  <rguenther@suse.de>
20613
20614         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
20615         or pointer-to chains.  Delay all fixup to uniquify_nodes.
20616
20617 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
20618
20619         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
20620         (fma4_fmaddsub): Likewise
20621
20622 2011-05-19  Jan Hubicka  <jh@suse.cz>
20623
20624         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
20625         (GIMPLE_TYPE_PAIR_SIZE): New macro.
20626         (type_pair_cache): New static var.
20627         (lookup_type_pair): Use fixed sized custom hash; make inline.
20628         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
20629         calls of lookup_type_pair.
20630         (print_gimple_types_stats): Remove cache stats.
20631         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
20632         and gtc_ob.
20633
20634 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
20635
20636         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
20637         when TARGET_RDRND is active.
20638         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
20639         Generate dummy SImode target register when target is NULL.
20640
20641 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
20642
20643         * config/arm/arm-fpus.def: New.
20644         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
20645         arm-fpus.def.
20646         * config/arm/arm-tables.opt: Regenerate.
20647         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
20648         (arm_option_override): Don't decode FPU name to string here.
20649         * config/arm/arm.opt (mfpu=): Use Enum.
20650         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
20651         Update dependencies.
20652
20653 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
20654
20655         * collect2.c: Include diagnostic.h.
20656         (fatal_perror, fatal, error, fancy_abort): Remove.
20657         (main): Set progname.  Call xmalloc_set_program_name and
20658         diagnostic_initialize.
20659         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
20660         scan_libraries, resolve_lib_name): Call fatal_error instead of
20661         fatal and fatal_perror.
20662         * collect2.h (error, fatal, fatal_perror): Don't declare.
20663         * tlink.c: Include diagnostic-core.h.
20664         (recompile_files): Call fatal_error instead of fatal_perror.
20665         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
20666         pretty-print.o and input.o.
20667         (collect2.o, tlink.o): Update dependencies.
20668
20669 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20670
20671         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
20672
20673 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20674
20675         PR target/40483
20676         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
20677         COMDAT group syntax, both SPARC and x86 variants.
20678         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
20679         * configure: Regenerate.
20680         * config/sol2.h (TARGET_SOLARIS): Define.
20681         (PUSHSECTION_FORMAT): Remove.
20682         (SECTION_NAME_FORMAT): Define.
20683         * config/sol2.c: Include hashtab.h.
20684         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
20685         expansion, using SECTION_NAME_FORMAT.
20686         (solaris_comdat_htab): New variable.
20687         (struct comdat_entry): Define.
20688         (comdat_hash): New function.
20689         (comdat_eq): New function.
20690         (solaris_elf_asm_comdat_section): New function.
20691         (solaris_define_comdat_signature): New function.
20692         (solaris_code_end): New function.
20693         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
20694         (solaris_code_end): Declare.
20695         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
20696         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
20697         solaris_code_end.
20698         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
20699         Remove ATTRIBUTE_UNUSED.
20700         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
20701         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
20702         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
20703         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
20704         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
20705         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
20706         (PUSHSECTION_FORMAT): Remove.
20707         (SECTION_NAME_FORMAT): Redefine.
20708
20709 2011-05-19  Kai Tietz  <ktietz@redhat.com>
20710
20711         * tree-cfg.c (verify_gimple_assign_binary): Barf on
20712         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
20713         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
20714
20715 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
20716             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20717
20718         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
20719
20720 2011-05-19  Richard Guenther  <rguenther@suse.de>
20721
20722         PR middle-end/48985
20723         * tree-object-size.c (addr_object_size): If the pointed-to
20724         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
20725
20726 2011-05-19  Richard Guenther  <rguenther@suse.de>
20727
20728         * gimple.c (gimple_types_compatible_p_1): Compare names of
20729         the types themselves.
20730         (iterative_hash_gimple_type): And hash them that way.
20731         (gimple_register_type_1): If we register a main variant properly
20732         initialize the leader to ourselves.
20733
20734 2011-05-19  Tom de Vries  <tom@codesourcery.com>
20735
20736         PR target/45098
20737         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
20738         get_loop_invariant_expr_id.
20739         (get_loop_invariant_expr_id): Use get_expr_id.
20740         (parm_decl_cost): New function.
20741         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
20742         Improve bound cost estimation.  Use different inv_expr_id for elim and
20743         express cases.
20744
20745 2011-05-19  Tom de Vries  <tom@codesourcery.com>
20746
20747         PR target/45098
20748         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
20749         cost_base.cost == 0.
20750
20751 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
20752
20753         PR target/49002
20754         * config/i386/sse.md
20755         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
20756         load cast.
20757
20758 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
20759
20760         PR tree-optimization/49039
20761         * tree-vrp.c (extract_range_from_binary_expr): For
20762         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
20763         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
20764
20765 2011-05-18  Tom de Vries  <tom@codesourcery.com>
20766
20767         PR target/45098
20768         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
20769
20770 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
20771
20772         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
20773         (*tls_global_dynamic_64): Ditto.
20774         (*tls_local_dynamic_base_32_gnu): Ditto.
20775         (*tls_local_dynamic_base_64): Ditto.
20776         (tls_initial_exec_64_sun): Ditto.
20777
20778 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
20779
20780         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
20781         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
20782         bf592-none.
20783         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
20784         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
20785         * config/bfin/bfin.c (bfin_cpus): Add bf592.
20786         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20787         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
20788         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
20789         * config/bfin/elf.h (LIB_SPEC): Add bf592.
20790
20791 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
20792
20793         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
20794         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
20795         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
20796         target_thread_pointer, arm_structure_size_boundary, struct
20797         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
20798         struct abi_name, arm_all_abis): Remove.
20799         (arm_option_override) Don't process most enumerated option values here.
20800         Don't process target_fpe_name here.  Work with integer not string for
20801         structure size boundary; use separate diagnostics for each case.
20802         * config/arm/arm.h (enum float_abi_type, enum
20803         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
20804         to arm-opts.h.
20805         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
20806         arm_structure_size_boundary): Remove.
20807         * config/arm/arm.opt (mabi=): Use Enum and Init.
20808         (arm_abi_type): New Enum and EnumValue entries.
20809         (mfloat-abi=): Use Enum and Init.
20810         (float_abi_type): New Enum and EnumValue entries.
20811         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
20812         (mfp16-format=): Use Enum and Init.
20813         (arm_fp16_format_type): New Enum and EnumValue entries.
20814         (mstructure-size-boundary=): Use UInteger and Init.
20815         (mtp=): Use Enum and Init.
20816         (arm_tp_type): New Enum and EnumValue entries.
20817
20818 2011-05-18  Richard Guenther  <rguenther@suse.de>
20819
20820         PR tree-optimization/49018
20821         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
20822         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
20823         gimple_has_side_effects.
20824
20825 2011-05-18  Richard Guenther  <rguenther@suse.de>
20826
20827         * gimple.c (gimple_register_type_1): New function, split out from ...
20828         (gimple_register_type): ... here.  Avoid infinite recursion.
20829
20830 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
20831
20832         PR tree-optimization/41881
20833         * tree-vectorizer.h (struct _loop_vec_info): Add new field
20834         reduction_chains along with a macro for its access.
20835         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
20836         (destroy_loop_vec_info): Free reduction chains.
20837         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
20838         (vect_is_slp_reduction): New function.
20839         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
20840         (vect_create_epilog_for_reduction): Support SLP reduction chains.
20841         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
20842         definition types for reduction chains.
20843         (vect_supported_load_permutation_p): Don't allow permutations for
20844         reduction chains.
20845         (vect_analyze_slp_instance): Support reduction chains.
20846         (vect_analyze_slp): Try to build SLP instance from reduction chains.
20847         (vect_get_constant_vectors):  Handle reduction chains.
20848         (vect_schedule_slp_instance): Mark the first statement of the
20849         reduction chain as reduction.
20850
20851 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
20852
20853         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
20854         names for group elements access.
20855         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
20856         reduction chains as well.  Remove data reference and interleaving
20857         related words from the fields names.
20858         * tree-vect-loop.c (vect_transform_loop): Use new names for group
20859         elements access.
20860         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
20861         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
20862         vect_update_interleaving_chain, vect_same_range_drs,
20863         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
20864         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
20865         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
20866         vect_analyze_group_access, vect_analyze_data_ref_access,
20867         vect_create_data_ref_ptr, vect_transform_strided_load,
20868         vect_record_strided_load_vectors): Likewise.
20869         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
20870         vect_model_load_cost, vectorizable_store, vectorizable_load,
20871         vect_remove_stores, new_stmt_vec_info): Likewise.
20872         * tree-vect-slp.c (vect_build_slp_tree,
20873         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
20874
20875 2011-05-18  Richard Guenther  <rguenther@suse.de>
20876
20877         PR middle-end/48989
20878         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
20879         operand verification.
20880         (verify_gimple_assign_binary): Likewise.
20881         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
20882         to non-1-precision BOOLEAN_TYPEs.
20883
20884 2011-05-18  Tom de Vries  <tom@codesourcery.com>
20885
20886         PR target/45098
20887         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
20888
20889 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
20890
20891         PR tree-optimization/49000
20892         * tree-ssa.c (execute_update_addresses_taken): Call
20893         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
20894         be rewritten and decl has been marked for renaming, reset
20895         the debug stmt.
20896
20897 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
20898
20899         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
20900         enum_opts_set when testing if attributes have set -mfpmath=.
20901
20902 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
20903
20904         * config/mips/mips.c (mips_handle_option): Remove unused variable.
20905
20906 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
20907
20908         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
20909         info->entry with 0
20910         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
20911         id.transform_lang_insert_block with NULL.
20912
20913 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
20914
20915         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
20916         (output_fp_compare): Change args 3 and 4 to bool.
20917         (ix86_expand_call): Change arg 6 to bool.
20918         (ix86_attr_length_immediate_default): Change arg 2 to bool.
20919         (ix86_attr_length_vex_default): Change arg 3 to bool.
20920         * config/i386/i386.md: Update all uses.
20921         * config/i386/i386.c: Ditto.
20922         (ix86_flags_dependent): Change return type to bool.
20923
20924 2011-05-17  Richard Guenther  <rguenther@suse.de>
20925
20926         * gimple.c (type_hash_pair_compare): Fix comparison.
20927
20928 2011-05-17  Richard Guenther  <rguenther@suse.de>
20929
20930         * gimple.c (iterative_hash_gimple_type): Simplify singleton
20931         case some more, fix final hash value of the non-singleton case.
20932
20933 2011-05-17  Richard Guenther  <rguenther@suse.de>
20934
20935         PR bootstrap/49013
20936         Revert
20937         2011-05-16  Richard Guenther  <rguenther@suse.de>
20938
20939         * gimple.c (gimple_types_compatible_p_1): Use names of the
20940         type itself, not its main variant.
20941         (iterative_hash_gimple_type): Likewise.
20942
20943 2011-05-17  Richard Guenther  <rguenther@suse.de>
20944
20945         * gimple.c (gimple_register_canonical_type): Use the main-variant
20946         leader for computing the canonical type.
20947
20948 2011-05-17  Nick Clifton  <nickc@redhat.com>
20949
20950         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
20951         moves.
20952
20953         * config/rx/rx.md: Add peephole to remove redundant extensions
20954         after loads.
20955         (bitset_in_memory): Use rx_restricted_mem_operand.
20956         (bitinvert_in_memory): Likewise.
20957         (bitclr_in_memory): Likewise.
20958
20959 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
20960             Nick Clifton  <nickc@redhat.com>
20961
20962         * config/rx/rx.md: Add peepholes to match a register move followed
20963         by a comparison of the moved register.  Replace these with an
20964         addition of zero that does both actions in one instruction.
20965
20966 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
20967
20968         PR target/48986
20969         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
20970         predicate to allow CONST_INT.
20971         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
20972
20973 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
20974
20975         * opts-common.c (opt_enum_arg_to_value): New.
20976         * opts.h (opt_enum_arg_to_value): Declare.
20977         * config/i386/i386.opt (fpmath): Remove.
20978         (mfpmath=): Use Enum, Init and Save.
20979         (fpmath_unit): New Enum and EnumValue entries.
20980         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
20981         name for function fpmath state.
20982         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
20983         * config/i386/i386.c: Include diagnostic.h.
20984         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
20985         (ix86_target_string): Take enum fpmath_unit value instead of string.
20986         (ix86_debug_options): Update call to ix86_target_string.
20987         (ix86_option_override_internal): Don't process fpmath strings here.
20988         (x86_function_specific_save, ix86_function_specific_restore):
20989         Don't handle fpmath state specially.
20990         (ix86_function_specific_print): Pass fpmath state to
20991         ix86_target_string instead of printing in this function.
20992         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
20993         Handle enum attributes.
20994         (IX86_ATTR_ENUM, ix86_opt_enum): New.
20995         (ix86_valid_target_attribute_tree): Update option_strings
20996         handling.  Handle fpmath as enum option.
20997         (ix86_can_inline_p): Update field names for function fpmath state.
20998         (ix86_expand_builtin): Update call to ix86_target_string.
20999         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
21000         (ix86_fpmath): Remove.
21001         * config/i386/t-i386 (i386.o): Update dependencies.
21002
21003 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
21004
21005         PR preprocessor/48677
21006         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
21007         from decoded_options[0], not from itself.
21008
21009 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
21010
21011         * config/i386/constraints.md (z): New constraint.
21012         * config/i386/i386.c (c): New mode attribute.
21013         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
21014         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
21015         constraint for operand 0.
21016         (*call_vzeroupper): Ditto.
21017         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
21018         (*call_rex64_ms_sysv_vzeroupper): Ditto.
21019         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
21020         Use "lzm" constraint for operand 0.
21021         (*call_pop_vzeroupper): Ditto.
21022         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
21023         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
21024         constraint for operand 0.
21025         (*sibcall_vzeroupper): Ditto.
21026         (*sibcall_rex64_ms_sysv): Ditto.
21027         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
21028         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
21029         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
21030         (*sibcall_pop_vzeroupper): Ditto.
21031         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
21032         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
21033         mode iterator.  Use "<c>zm" constraint for operand 1.
21034         (*call_value_vzeroupper): Ditto.
21035         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
21036         for operand 1.
21037         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
21038         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
21039         *call_value_pop_1.  Use "lzm" constraint for operand 1.
21040         (*call_value_pop_vzeroupper): Ditto.
21041         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
21042         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
21043         mode iterator.  Use "Uz" constraint for operand 1.
21044         (*sibcall_value_vzeroupper): Ditto.
21045         (*sibcall_value_rex64_ms_sysv): Ditto.
21046         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
21047         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
21048         constraint for operand 1.
21049         (*sibcall_value_pop_vzeroupper): Ditto.
21050         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
21051         and "z" constraint for operand 2.
21052         (*tls_global_dynamic_32_gnu): Ditto.
21053         (*tls_local_dynamic_base_32_gnu): Ditto.
21054         (*tls_local_dynamic_base_64): Ditto.
21055         (*tls_local_dynamic_32_once): Ditto.
21056         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
21057         Update all callers.
21058         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
21059
21060 2011-05-16  Richard Guenther  <rguenther@suse.de>
21061
21062         * gimple.c (gimple_types_compatible_p_1): Use names of the
21063         type itself, not its main variant.
21064         (iterative_hash_gimple_type): Likewise.
21065
21066 2011-05-16  Richard Guenther  <rguenther@suse.de>
21067
21068         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
21069         always visit pointer target and function result and argument types.
21070
21071 2011-05-16  Jason Merrill  <jason@redhat.com>
21072
21073         PR c++/48999
21074         * tree-inline.c (copy_statement_list): Put back recursion.
21075
21076 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
21077
21078         PR target/27663
21079         PR target/41076
21080         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
21081         * config/avr/avr.md ("*ior<mode>qi.byte0",
21082         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
21083
21084 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
21085
21086         PR target/45099
21087         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
21088         register is needed for a function argument.
21089
21090 2011-05-16  Richard Guenther  <rguenther@suse.de>
21091
21092         * gimple.c (struct type_hash_pair): New type.
21093         (type_hash_pair_compare): New function.
21094         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
21095
21096 2011-05-16  Revital Eres  <revital.eres@linaro.org>
21097
21098         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
21099
21100 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
21101
21102         * config/i386/i386.md (floating point move splitters): Fix
21103         usage of standard_80387_constant_p.
21104         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
21105
21106 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
21107
21108         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
21109
21110 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
21111
21112         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
21113         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
21114         (tree_ssa_lim_finalize): Likewise.
21115
21116 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
21117
21118         * config/i386/constraint.md (Yd, Yx): New register constraints.
21119         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
21120         Yd conditional register constraint.
21121         (*movtf_internal): Use standard_sse_constant_opcode.
21122         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
21123         Yx conditional register constraint.
21124         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
21125         Yd conditional register constraint.  Use standard_sse_constant_p to
21126         check for valid SSE constants and call standard_sse_constant_opcode to
21127         output SSE insn.
21128         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
21129         constants and call standard_sse_constant_opcode to output SSE insn.
21130         * config/i386/i386.c (ix86_option_ovverride_internal): Set
21131         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
21132         optimize_size is set.
21133         (standard_sse_constant_opcode): Output conditional AVX insn templates.
21134
21135 2011-05-14  Tobias Burnus  <burnus@net-b.de>
21136
21137         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
21138
21139 2011-05-13  Martin Jambor  <mjambor@suse.cz>
21140
21141         * ipa-prop.c (ipa_cst_from_jfunc): New function.
21142         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
21143         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
21144         (evaluate_conditions_for_ipcp_clone): Removed.
21145         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
21146         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
21147         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
21148
21149 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
21150
21151         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
21152         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
21153         lieu of MAY_HAVE_DEBUG_STMTS.
21154         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
21155         debug statements if !MAY_HAVE_DEBUG_STMTS.
21156
21157 2011-05-13  Martin Thuresson  <martint@google.com>
21158
21159         PR gcov-profile/47793
21160         * libgcov.c (gcov_exit): Support relative profile paths.
21161         * doc/invoke.texi (-fprofile-dir): Update for above change.
21162
21163 2011-05-13  Richard Guenther  <rguenther@suse.de>
21164
21165         * gimple.c (gimple_canonical_types_compatible_p): Do not use
21166         type-pair caching, do not compare hashes.
21167
21168 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
21169
21170         PR middle-end/48965
21171         * tree-cfg.c (edge_to_cases_cleanup): Return true.
21172         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
21173
21174 2011-05-13  Kai Tietz  <ktietz@redhat.com>
21175
21176         * gimplify.c (gimplify_expr): Make sure operand is boolified.
21177         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
21178         compatible type for TRUTH_NOT_EXPR.
21179
21180 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
21181
21182         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
21183         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
21184         can_create_pseudo_p ().
21185
21186 2011-05-13  Richard Guenther  <rguenther@suse.de>
21187
21188         PR lto/48978
21189         * gimple.c (iterative_hash_gimple_type): Revert change in
21190         pointer target and function result and argument hashing.
21191
21192 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
21193
21194         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
21195         (*movxf_internal_nointeger): Ditto.
21196         (*movdf_internal_rex64): Ditto.
21197         (*movdf_internal): Ditto.
21198         (*movdf_internal_nointeger): Ditto.
21199         (*movsf_internal): Ditto.
21200         (sincos splitters): Use can_create_pseudo ().
21201
21202 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
21203
21204         * config/i386/i386-opts.h: New.
21205         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
21206         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
21207         ix86_section_threshold): Remove.
21208         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
21209         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
21210         OPT_mbranch_cost_.
21211         (ix86_option_override_internal): Don't decode strings for options
21212         other than -march=, -mtune= and -mfpmath=.  Don't allow for
21213         __attribute__ uses in remaining diagnostics for options with
21214         string arguments.  Don't check for integer arguments being negative.
21215         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
21216         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
21217         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
21218         ix86_branch_cost, ix86_section_threshold): Remove.
21219         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
21220         HeaderInclude.
21221         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
21222         but not Var.
21223         (masm=): Use Enum and Init.
21224         (asm_dialect): New Enum and EnumValue entries.
21225         (mbranch-cost=): Use UInteger.
21226         (mlarge-data-threshold=): Use UInteger and Init.
21227         (mcmodel=): Use Enum and Init.
21228         (cmodel): New Enum and EnumValue entries.
21229         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
21230         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
21231         mregparm=): Use UInteger.
21232         (mstringop-strategy=): Use Enum and Init.
21233         (stringop_alg): New Enum and EnumValue entries.
21234         (mtls-dialect=): Use Enum and Init.
21235         (tls_dialect): New Enum and EnumValue entries.
21236         (mabi=): Use Enum and Init.
21237         (calling_abi): New Enum and EnumValue entries.
21238         (mveclibabi=): Use Enum and Init.
21239         (ix86_veclibabi): New Enum and EnumValue entries.
21240
21241 2011-05-13  Nick Clifton  <nickc@redhat.com>
21242
21243         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
21244         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
21245
21246 2011-05-13  Kai Tietz  <ktietz@redhat.com>
21247
21248         PR middle-end/48984
21249         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
21250         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
21251         (gimple_boolify): Check for cast for boolean_type_node instead for
21252         BOOLEAN_TYPE.
21253
21254 2011-05-13  Richard Guenther  <rguenther@suse.de>
21255
21256         PR tree-optimization/48172
21257         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
21258         multiplying by number of iterations for equal step.
21259         (vect_create_cond_for_alias_checks): Likewise.
21260
21261 2011-05-13  Andreas Schwab  <schwab@redhat.com>
21262
21263         * configure.ac: Use AS_HELP_STRING throughout.
21264         * configure: Regenerate.
21265
21266 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
21267
21268         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
21269         (ix86_emit_restore_regs_using_mov): Likewise.
21270         (ix86_emit_restore_sse_regs_using_mov): Likewise.
21271
21272 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
21273
21274         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
21275         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
21276         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
21277         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
21278         RTX_OK_FOR_OLO10_P): ...here.
21279         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
21280         SYMBOLIC_CONST.
21281
21282 2011-05-12  Kai Tietz  <ktietz@redhat.com>
21283
21284         * gimplify.c (gimple_boolify): Re-boolify expression
21285         arguments even if expression type is of kind BOOLEAN_TYPE.
21286         (gimplify_boolean_expr): Removed.
21287         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
21288         and XOR. Additional take care that we keep expression's type.
21289         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
21290         of TRUTH_AND|OR|XOR_EXPR.
21291
21292 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
21293
21294         PR tree-optimization/48975
21295         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
21296         on all bbs here and free and clear ifc_bbs at the end.
21297
21298 2011-05-12  Richard Guenther  <rguenther@suse.de>
21299
21300         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
21301         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
21302         until after simple checks.
21303         (gimple_types_compatible_p): Likewise.
21304         (iterative_hash_gimple_type): Always hash pointer targets
21305         and function return and argument types.
21306         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
21307         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
21308         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
21309         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
21310         completely in the simple compare section.
21311         (gimple_register_canonical_type): Query the cache again after
21312         registering.
21313
21314 2011-05-12  Richard Guenther  <rguenther@suse.de>
21315
21316         PR tree-optimization/48172
21317         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
21318         the number of iterations from the segment size calculation.
21319         (vect_create_cond_for_alias_checks): Adjust.
21320
21321 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
21322
21323         PR debug/48967
21324         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
21325         if validate_subreg fails.
21326
21327 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
21328
21329         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
21330         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
21331         early.
21332
21333 2011-05-12  DJ Delorie  <dj@redhat.com>
21334
21335         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
21336         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
21337         created builtin into rx_builtins array.
21338         (rx_builtin_decl): New function.
21339         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
21340
21341 2011-05-12  DJ Delorie  <dj@redhat.com>
21342             Nick Clifton  <nickc@redhat.com>
21343
21344         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
21345         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
21346         (rx_is_legitimate_address): Add pre-decrement and post-increment
21347         addressing in HImode and QImode.  Fix test for out of range
21348         REG+INT addressing.
21349         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
21350         (rx_align_for_label): Test label before extracting its usage count.
21351         (rx_adjust_insn_lengths): Fix selection of insn codes.
21352         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
21353
21354 2011-05-11  Jason Merrill  <jason@redhat.com>
21355
21356         * tree.c (type_hash_canon): Use struct tree_type_non_common.
21357
21358 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21359
21360         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
21361         reindent the subsequent block.
21362
21363 2011-05-11  Satoru Takabayashi  <satorux@google.com>
21364             Paul Pluzhnikov  <ppluzhnikov@google.com>
21365
21366         * doc/install.texi (Configuration): Document --with-linker-hash-style.
21367         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
21368         * config.in: Add LINKER_HASH_STYLE.
21369         * configure.ac: Add --with-linker-hash-style.
21370         * configure: Regenerate.
21371
21372 2011-05-11  Richard Guenther  <rguenther@suse.de>
21373
21374         PR middle-end/48964
21375         * gimple.c (iterative_hash_canonical_type): Fix typo.
21376
21377 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
21378
21379         * config/i386/i386.c (legitimize_tls_address)
21380         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21381         expanders directly for TARGET_GNU2_TLS.  Determine pic and
21382         __tls_get_addr symbol reference here.  Update call to
21383         gen_tls_global_dynamic_{32,64} for added arguments.
21384         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21385         expanders directly for TARGET_GNU2_TLS.  Determine
21386         __tls_get_addr symbol reference here.  Update call to
21387         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
21388         unique UNSPEC REG_EQUIV to libcall block.
21389         (ix86_tls_get_addr): Declare static.
21390         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
21391         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
21392         Do not determine pic and __tls_get_addr symbol reference here. Do not
21393         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
21394         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
21395         (tls_global_dynamic_64): Add operand 2.  Do not determine
21396         __tls_get_addr symbol reference here.  Do not call
21397         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
21398         (tls_local_dynamic_base64): Ditto for operand 1.
21399
21400 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21401
21402         * function.c (expand_function_start): Initialize stack_check_probe_note
21403         only if the generic stack checking mechanism is used.
21404
21405 2011-05-11  Richard Guenther  <rguenther@suse.de>
21406
21407         PR tree-optimization/15256
21408         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
21409         (A & B) | C, combine (A op CST1) op CST2.
21410         (tree_ssa_forward_propagate_single_use_vars): Only bother to
21411         visit assigns that have uses.
21412
21413 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
21414
21415         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
21416         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
21417         (unpack_ts_type_common_value_fields): ...this.  Update comment.
21418         (unpack_value_fields): Adjust for renaming.
21419         (lto_input_ts_type_tree_pointers): Split into...
21420         (lto_input_ts_type_common_tree_pointer): ...this and...
21421         (lto_input_ts_type_non_common_tree_pointers): ...this.
21422         (lto_input_tree_pointers): Adjust for above split.
21423         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
21424         (pack_ts_type_common_value_fields): ...this.  Update comment.
21425         (lto_output_ts_type_tree_pointers): Split into...
21426         (lto_output_ts_type_common_tree_pointers): ...this and...
21427         (lto_output_ts_type_non_common_tree_pointers): ...this.
21428         (lto_output_tree_pointers): Adjust for above split.
21429         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
21430         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
21431         * stor-layout.c (vector_type_mode): Adjust location of mode field.
21432         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
21433         Define.
21434         (struct tree_type): Split into...
21435         (struct tree_type_common: ...this and...
21436         (struct tree_type_with_lang_specific): ...this and...
21437         (struct tree_type_non_common): ...this.  Adjust accessor macros
21438         accordingly.
21439         (TYPE_VALUES_RAW): Define.
21440         (union tree_node): Update for above changes.
21441         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
21442         TS_TYPE_NON_COMMON.
21443         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
21444         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
21445         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
21446         * treestructu.def (TS_TYPE): Remove.
21447         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
21448         Define.
21449
21450 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
21451
21452         PR debug/48159
21453         * tree-ssa.c (reset_debug_uses): New function.
21454         * tree-flow.h (reset_debug_uses): New prototype.
21455         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
21456         * tree-loop-distribution.c (generate_loops_for_partition): Call
21457         reset_debug_uses on the stmts that will be removed.  Keep around
21458         all debug stmts, don't count them as bits in partition bitmap.
21459         (generate_builtin): Don't count debug stmts or labels as bits in
21460         partition bitmap.
21461
21462 2011-05-11  Richard Guenther  <rguenther@suse.de>
21463
21464         * gimple.c (gimple_type_hash_1): Merge with ...
21465         (gimple_type_hash): ... this.
21466         (gtc_visit): Remove mode parameter and simplify accordingly.
21467         (gimple_types_compatible_p_1): Likewise.
21468         (gimple_types_compatible_p): Likewise.
21469         (iterative_hash_gimple_type): Likewise.
21470         (visit): Likewise.
21471         (gimple_type_eq): Adjust.
21472
21473 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21474
21475         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
21476         enters the branch create an anti edge in the opposite direction
21477         to prevent the creation of reg-moves.
21478         * modulo-sched.c: Adjust comment to reflect the fact we are
21479         scheduling closing branch.
21480         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
21481         (stage_count): New field in struct partial_schedule.
21482         (calculate_stage_count): New function.
21483         (normalize_sched_times): Rename to reset_sched_times and handle
21484         incrementing the sched time of the nodes by a constant value
21485         passed as parameter.
21486         (duplicate_insns_of_cycles): Skip closing branch.
21487         (sms_schedule_by_order): Schedule closing branch.
21488         (ps_insn_find_column): Handle closing branch.
21489         (sms_schedule): Call reset_sched_times and adjust the code to
21490         support scheduling of the closing branch.
21491         (ps_insert_empty_row): Update calls to normalize_sched_times
21492         and rotate_partial_schedule functions.
21493
21494 2011-05-11  Richard Guenther  <rguenther@suse.de>
21495
21496         PR middle-end/48953
21497         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
21498
21499 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
21500
21501         * opts.c (finish_options): Move warning settings from process_options.
21502         * toplev.c (process_options): Move warning settings to finish_options.
21503
21504 2011-05-11  Richard Guenther  <rguenther@suse.de>
21505
21506         PR tree-optimization/18041
21507         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
21508         (simplify_bitwise_binary): ... this.  Handle operand conversions
21509         by applying them to the result instead.
21510         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
21511
21512 2011-05-11  Richard Guenther  <rguenther@suse.de>
21513
21514         * gimple.c (gimple_canonical_types_compatible_p): Split out
21515         from gimple_types_compatible_p and friends.  Do not recurse
21516         to pointed-to types.
21517         (gimple_canonical_type_eq): Use it.
21518         (iterative_hash_canonical_type): Split out from
21519         iterative_hash_gimple_type and friends.  Do not recurse
21520         to pointed-to types.
21521         (gimple_canonical_type_hash): Use it, allocate the hash here.
21522
21523 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21524
21525         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
21526         recognizing doloop.
21527
21528 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21529
21530         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
21531         instead of PREV_INSN.
21532
21533 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21534
21535         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
21536         * loop-doloop.c (doloop_condition_get): Likewise.
21537         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
21538         (doloop_end): New.
21539         * config/arm/arm.md (*addsi3_compare0): Remove "*".
21540
21541 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
21542
21543         * tree.def (CASE_LABEL_EXPR): Add an operand.
21544         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
21545
21546 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21547
21548         * c-decl.c (c_override_global_bindings_to_false): Remove.
21549         (global_bindings_p): Don't check
21550         c_override_global_bindings_to_false.
21551         * c-tree.h (c_override_global_bindings_to_false): Remove.
21552         * c-typeck.c (composite_type): Don't set
21553         c_override_global_bindings_to_false.
21554
21555 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
21556
21557         PR target/48857, 48495
21558         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
21559         (VSX_MODE): Ditto.
21560         (VSX_MOVE_MODE): Ditto.
21561         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
21562         VSX vector types.  Add V2DImode.
21563         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
21564         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
21565         (MODES_TIEABLE_P): Ditto.
21566
21567         * config/rs6000/rs6000.c (rs6000_emit_move): Use
21568         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
21569         VSX_VECTOR_MODE.
21570         (init_cumulative_args): Ditto.
21571         (rs6000_function_arg_boundary): Ditto.
21572         (rs6000_function_arg_advance_1): Ditto.
21573         (rs6000_function_arg): Ditto.
21574         (rs6000_function_ok_for_sibcall): Ditto.
21575         (emit_frame_save): Ditto.
21576         (rs6000_function_value): Ditto.
21577         (rs6000_libcall_value): Ditto.
21578
21579 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21580
21581         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
21582         i386/darwin-lib.h to $libgcc_tm_file.
21583         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
21584
21585 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21586
21587         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
21588
21589 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21590
21591         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
21592         * config/rs6000/rs6000-tables.opt: New file (generated).
21593         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
21594         rs6000/rs6000-tables.opt to extra_options.
21595         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
21596         * config/rs6000/rs6000.c (rs6000_select): Remove.
21597         (processor_target_table): Move contents to rs6000-cpus.def.
21598         (darwin_rs6000_override_options): Check
21599         global_options_set.x_rs6000_cpu_index instead of
21600         rs6000_select[1].string.
21601         (rs6000_option_override_internal): Likewise.
21602         (rs6000_handle_option): Don't assert that global structures are in
21603         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
21604         (rs6000_default_cpu): New variable.
21605         (rs6000_file_start): Set it instead of local default_cpu.  Check
21606         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
21607         global_options_set.x_rs6000_tune_index instead of rs6000_select.
21608         (rs6000_darwin_file_start): Check rs6000_default_cpu and
21609         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
21610         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
21611         rs6000_select): Remove.
21612         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
21613         Remove.
21614         (mcpu=, mtune=): Use Var, Init, Enum and Save.
21615         * config/rs6000/t-rs6000
21616         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
21617         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
21618         global_options_set.x_rs6000_cpu_index instead of
21619         rs6000_select[1].string.
21620         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
21621         global_options_set.x_rs6000_cpu_index instead of
21622         rs6000_select[1].string.
21623
21624 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21625
21626         * config.gcc (libgcc_tm_file): Define instead of including files
21627         from ../../libgcc/config/ in tm_file.
21628         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
21629         * configure: Regenerate.
21630         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
21631         libgcc_tm.h, cs-libgcc_tm.h): New.
21632         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
21633         (clean): Remove libgcc_tm.h.
21634         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
21635         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
21636         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
21637
21638 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
21639
21640         PR target/48896
21641         * config/avr/avr.c (avr_ret_register): Return unsigned int
21642         instead of int.
21643         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
21644         it to avr_libcall_value.
21645         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
21646         expand_expr.
21647         (avr_expand_binop_builtin): Ditto.
21648         (avr_expand_unop_builtin): Ditto.
21649
21650 2011-05-10  DJ Delorie  <dj@redhat.com>
21651
21652         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
21653         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
21654         * config/rx/rx.c (rx_align_for_label): Add label and
21655         uses_threshold parameters.  Do not align when the label is not
21656         used enough.
21657         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
21658
21659 2011-05-10  Richard Guenther  <rguenther@suse.de>
21660
21661         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
21662         a series of conversions and apply foldings similar to what
21663         fold-const does.
21664         (tree_ssa_forward_propagate_single_use_vars): Call it.
21665
21666 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
21667
21668         PR tree-optimization/48611
21669         PR tree-optimization/48794
21670         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
21671         referenced from RESX or EH_DISPATCH arguments.
21672
21673         PR debug/48928
21674         * dfp.c (decimal_to_decnumber): Handle conversion from
21675         dconst{1,2,m1,half}.
21676
21677 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21678
21679         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
21680         for !flag_prefer_avx128.
21681         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
21682
21683 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
21684
21685         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
21686         (fold_ternary_loc): Use expr_location_or.
21687
21688 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
21689
21690         PR debug/48853
21691         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
21692         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
21693         Pmode and mem_mode is not VOIDmode.
21694
21695 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
21696
21697         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
21698         TYPE_QUAL_RESTRICT): Convert to enum.
21699
21700 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21701
21702         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
21703         (const_pow2_1_to_8_operand): Ditto.
21704         (const_pow2_1_to_128_operand): Ditto.
21705         (const_pow2_1_to_32768_operand): Ditto.
21706         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
21707         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
21708         in insn constraint to check integer value of operand 3.
21709         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
21710
21711         (PINSR_MODE): New mode iterator.
21712         (sse2p4_1): New mode attribute.
21713         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
21714         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
21715         iterator.  Use const_int_operand instead of
21716         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
21717         exact_log2 in insn constraint to check integer value of operand 3.
21718
21719 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21720
21721         * config/i386/sse.md (blendbits): Remove mode attribute.
21722         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
21723         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
21724         Check integer value of operand 3 in insn constraint.
21725
21726 2011-05-09  Richard Guenther  <rguenther@suse.de>
21727
21728         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
21729         for diagnostics.
21730         (lto_symtab_merge): Likewise.  Do not register types here.
21731         (lto_symtab_merge_decls_2): Likewise.
21732         (lto_symtab_merge_decls_1): Likewise.
21733         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
21734         * gimple.c (enum gtc_mode): Declare.
21735         (gimple_types_compatible_p): Make static.
21736
21737 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21738
21739         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
21740         temporary register to match Pmode.
21741
21742 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21743
21744         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
21745         and *vec_concatv4si_1_avx.
21746
21747 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21748
21749         PR rtl-optimization/48927
21750         * ira-conflicts.c (commutative_constraint_p): Use
21751         recog_data.alternative_enabled_p to disable alternatives where
21752         "enabled" attribute is false.
21753         (get_dup_num): Ditto.
21754         * ira-lives.c (single_reg_class): Ditto.
21755         (ira_implicitly_set_insn_hard_regs): Ditto.
21756
21757 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
21758
21759         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
21760         (dataflow_set_preserve_mem_locs): Likewise.
21761
21762 2011-05-09  Philipp Thomas  <pth@suse.de>
21763
21764         * config/mep/mep.c (mep_validate_vliw): Syntax description
21765         should not be translated.
21766
21767 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
21768
21769         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
21770         * config/mips/mips-tables.opt: New file (generated).
21771         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
21772         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
21773         MIPS_ARCH_OPTION_NATIVE): Define.
21774         * config/mips/mips.c (mips_cpu_info_table): Move contents to
21775         mips-cpus.def.
21776         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
21777         mips_parse_cpu): Remove.
21778         (mips_cpu_info_from_opt, mips_default_arch): New.
21779         (mips_handle_option): Don't assert that global structures are in
21780         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
21781         (mips_option_override): Use new variables and functions to set
21782         state of these options.  Use strcmp to check for individual CPU names.
21783         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
21784         definition.
21785         * config/mips/mips.opt (march=): Use ToLower and Enum.
21786         (mips): Use ToLower, Enum and Var.
21787         (mtune=): Use ToLower and Enum.
21788         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
21789
21790 2011-05-08  Jan Hubicka  <jh@suse.cz>
21791
21792         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
21793         Arrange type pairs to be UID ordered.
21794         (gimple_lookup_type_leader): Make inline.
21795
21796 2011-05-09  Nick Clifton  <nickc@redhat.com>
21797
21798         PR target/48899
21799         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
21800         PROCESSOR_DEFAULT.
21801
21802         PR target/48897
21803         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
21804         variable 's'.
21805
21806 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
21807
21808         * combine.c (simplify_comparison): Abstract out parts into...
21809         (simplify_compare_const): ... new function.
21810         (try_combine): Generalize parallel arithmetic/compare combining
21811         to call simplify_compare_const() and CANONICALIZE_COMPARE().
21812
21813 2011-05-08  Jan Hubicka  <jh@suse.cz>
21814
21815         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
21816         (cgraph_create_virtual_clone): Call hooks once virtual clone
21817         is finished.
21818         * cgraph.h (cgraph_clone_node): Update prototype.
21819         * ipa-cp.c (ipcp_estimate_growth): Use
21820         estimate_ipcp_clone_size_and_time.
21821         * ipa-inline-transform.c (clone_inlined_nodes): Update.
21822         * lto-cgraph.c (input_node): Update.
21823         * ipa-inline.c (recursive_inlining): Update.
21824         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
21825         (evaluate_conditions_for_known_args): Break out from ...
21826         (evaluate_conditions_for_edge): ... here.
21827         (evaluate_conditions_for_ipcp_clone): New function.
21828         (inline_node_duplication_hook): Update clone summary based
21829         on parameter map.
21830         (estimate_callee_size_and_time): Rename to ...
21831         (estimate_node_size_and_time): take NODE instead of EDGE;
21832         take POSSIBLE_TRUTHS as argument.
21833         (estimate_callee_size_and_time): Update.
21834         (estimate_ipcp_clone_size_and_time): New function.
21835         (do_estimate_edge_time): Update.
21836
21837 2011-05-08  Richard Guenther  <rguenther@suse.de>
21838
21839         PR middle-end/48908
21840         PR middle-end/48905
21841         * expmed.c (expand_shift_1): Compute adjusted constant shift
21842         amount manually.
21843
21844 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
21845
21846         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
21847
21848 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
21849
21850         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
21851
21852 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
21853
21854         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
21855
21856 2011-05-07  Jan Hubicka  <jh@suse.cz>
21857
21858         * ipa-inline-transform.c (inline_call): Account when program size
21859         decreases.
21860         * ipa-inline.c (relative_time_benefit): New function.
21861         (edge_badness): Reorganize to be power 2 based; fix thinko when
21862         computing badness for negative growth; update comments to match
21863         reality; better dumps.
21864
21865 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
21866
21867         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
21868         type to bool and adjust comment.
21869         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
21870         (fold_mathfn_compare): Remove calls to global_bindings_p.
21871         (fold_inf_compare): Likewise.
21872         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
21873         * c-tree.h (global_bindings_p): Adjust prototype.
21874         * c-decl.c (global_bindings_p): Return bool and simplify.
21875
21876 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
21877
21878         PR tree-optimization/48837
21879         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
21880         when accumulator transformation is performed.
21881
21882 2011-05-06  Jan Hubicka  <jh@suse.cz>
21883
21884         * i386.h (ix86_tune_indices): Add
21885         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
21886         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
21887         * i386.c (initial_ix86_tune_features): Add
21888         X86_SOFTARE_PREFETCHING_BENEFICIAL.
21889         (software_prefetching_beneficial_p): Remove predicate.
21890         (ix86_option_override_internal): Use new macro.
21891
21892 2011-05-06  Jan Hubicka  <jh@suse.cz>
21893
21894         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
21895
21896 2011-05-06  Jan Hubicka  <jh@suse.cz>
21897
21898         * cgraph.c (cgraph_add_thunk): Create real function node instead
21899         of alias node; finalize it and mark needed/reachale; arrange visibility
21900         to be right and add it into the corresponding same comdat group list.
21901         (dump_cgraph_node): Dump thunks.
21902         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
21903         cgraph_function_with_gimple_body_p,
21904         cgraph_first_function_with_gimple_body,
21905         cgraph_next_function_with_gimple_body): New functions.
21906         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
21907         New macros.
21908         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
21909         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
21910         * cgraphunit.c (cgraph_finalize_function): Only look into possible
21911         devirtualization when optimizing.
21912         (verify_cgraph_node): Verify thunks.
21913         (cgraph_analyze_function): Analyze thunks.
21914         (cgraph_mark_functions_to_output): Output thunks only in combination
21915         with function they are assigned to.
21916         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
21917         alias into normal node.
21918         (assemble_thunks): New functoin.
21919         (cgraph_expand_function): Use it.
21920         * lto-cgraph.c (lto_output_node): Stream thunks.
21921         (input_overwrite_node): Stream in thunks.
21922         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
21923         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
21924         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
21925         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
21926         (inline_analyze_function): Do not care about thunk jump functions.
21927         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
21928         * ipa-prop.c (ipa_prop_write_jump_functions): Use
21929         cgraph_function_with_gimple_body_p.
21930         * passes.c (do_per_function_toporder): Use
21931         cgraph_function_with_gimple_body_p.
21932         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
21933         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
21934         (function_called_by_processed_nodes_p): Likewise.
21935
21936 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
21937
21938         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
21939         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
21940         entries.
21941         (mabi=): Replace with separate entries for mabi=altivec,
21942         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
21943         mabi=ieeelongdouble and mabi=ibmlongdouble.
21944         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
21945         check for -mabi=spe without SPE ABI support here.
21946         (rs6000_handle_option): Replace OPT_mabi_ handling with
21947         OPT_mabi_altivec and OPT_mabi_spe handling.
21948
21949 2011-05-06  Cary Coutant  <ccoutant@google.com>
21950
21951         * dwarf2out.c (contains_subprogram_definition): New function.
21952         (should_move_die_to_comdat): Call it.
21953
21954 2011-05-06  Jeff Law  <law@redhat.com>
21955
21956         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
21957         remove_ctrl_stmt_and_useless_edges.
21958         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
21959         (fixup_template_block, thread_single_edge): Likewise.
21960         (mark_threaded_blocks): Use THREAD_TARGET.
21961
21962 2011-05-06  Alan Modra  <amodra@gmail.com>
21963
21964         PR target/48900
21965         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
21966         const0_rtx as the arg to the dummy __tls_get_addr libcall.
21967
21968 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
21969
21970         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
21971         constraint modifier to "r".
21972
21973 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
21974
21975         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
21976         fall through for OPT_mcmodel_.
21977
21978 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21979
21980         * config/s390/s390.c (s390_asm_trampoline_template): Comment
21981         instruction sizes.
21982         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
21983
21984 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
21985
21986         PR target/47930
21987         * config/arm/arm.opt (marm): Document it.
21988         (mthumb): Reject negative variant.
21989
21990 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
21991
21992         PR target/48898
21993         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
21994         Fix typo in "ccvt" variable name.
21995
21996 2011-05-06  Tristan Gingold  <gingold@adacore.com>
21997
21998         PR target/48895
21999         * config/vms/vms-ar.c (main): Remove cwd variable.
22000
22001 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
22002
22003         PR debug/48902
22004         * var-tracking.c (prepare_call_arguments): Move else before #endif.
22005
22006 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
22007
22008         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
22009         * gimplify.c (gimplify_switch_expr): Likewise.
22010         * omp-low.c (expand_omp_sections): Likewise.
22011         * tree-eh.c (lower_try_finally_switch): Likewise.
22012         (lower_eh_dispatch): Likewise.
22013         * tree.h (build_case_label): Declare.
22014         * tree.c (build_case_label): Define.
22015
22016 2011-05-05  Jason Merrill  <jason@redhat.com>
22017
22018         PR c++/40975
22019         * tree-inline.c (copy_tree_r): Use copy_statement_list.
22020         (copy_statement_list): Don't recurse.
22021         * stor-layout.c (copy_self_referential_tree_r): Don't allow
22022         STATEMENT_LIST.
22023
22024 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22025
22026         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
22027         through from -mfpu= handling.
22028         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
22029
22030 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
22031
22032         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
22033         POST_MODIFY.
22034
22035 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
22036
22037         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
22038         for 11.31.
22039         (hppa[12]*-*-hpux11*): Ditto.
22040         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
22041         * config/ia64/hpux-unix2003.h: New.
22042         * config/pa/pa-hpux1131.opt: New.
22043         * config/pa/pa-hpux1131.h: New.
22044         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
22045         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
22046         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
22047
22048 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
22049
22050         PR debug/48853
22051         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
22052         instead of mode as 3rd argument to recursive call.
22053         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
22054         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
22055         VOIDmode.
22056         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
22057         don't give up if mode is Pmode and mem_mode is not VOIDmode.
22058         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
22059         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
22060
22061 2011-05-05  Julian Brown  <julian@codesourcery.com>
22062
22063         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
22064         parenthesis in D-register case.
22065
22066 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22067
22068         * opt-functions.awk (var_type_struct): Handle Enum options.
22069         * optc-gen.awk: Don't check range of variables of character type.
22070         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
22071         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
22072         rs6000_sdata_name, rs6000_explicit_options): Remove.
22073         (rs6000_option_override_internal): Check for -malign-power here.
22074         Use global_options_set instead of rs6000_explicit_options.
22075         (rs6000_parse_fpu_option): Remove.
22076         (rs6000_handle_option): Access variables via opts and opts_set
22077         pointers.  Use error_at and warning_at.  Add fall-through
22078         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
22079         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
22080         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
22081         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
22082         here.  Don't use rs6000_parse_fpu_option.
22083         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
22084         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
22085         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
22086         (mrecip=): Use Var.
22087         (mspe): Use Var and Save.
22088         (mtraceback=): Use Enum and Var.
22089         (rs6000_traceback_type): New Enum and EnumValue entries.
22090         (mfloat-gprs=): Use Enum, Var and Save.
22091         (rs6000_float_gprs): New Enum and EnumValue entries.
22092         (mlong-double-): use Var and Save.
22093         (msched-costly-dep=, minsert-sched-nops=): Use Var.
22094         (malign-): Use Enum and Var.
22095         (rs6000_alignment_flags): New Enum and EnumValue entries.
22096         (mfpu=): Use Enum.
22097         (fpu_type_t): New Enum and EnumValue entries.
22098         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22099         global_options_set instead of rs6000_explicit_options.
22100         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22101         global_options_set instead of rs6000_explicit_options.
22102         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22103         global_options_set instead of rs6000_explicit_options.
22104         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22105         global_options_set instead of rs6000_explicit_options.
22106         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
22107         global_options_set instead of rs6000_explicit_options.
22108         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22109         global_options_set instead of rs6000_explicit_options.
22110         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
22111         definition.
22112         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22113         global_options_set instead of rs6000_explicit_options.
22114         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
22115         (rs6000_cmodel): New Enum and EnumValue entries.
22116         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22117         global_options_set instead of rs6000_explicit_options.
22118         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
22119         (mtls-size=): Use Enum and Var.
22120         (rs6000_tls_size): New Enum and EnumValue entries.
22121
22122 2011-05-05  Michael Matz  <matz@suse.de>
22123
22124         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
22125         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
22126         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
22127         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
22128         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
22129         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
22130         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
22131         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
22132         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
22133         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
22134         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
22135         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
22136         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
22137         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
22138         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
22139         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
22140
22141 2011-05-05  Richard Guenther  <rguenther@suse.de>
22142
22143         * expmed.c (expand_variable_shift): Rename to ...
22144         (expand_shift_1): ... this.  Take an expanded shift amount.
22145         For rotates recurse directly not building trees for the shift amount.
22146         (expand_variable_shift): Wrap around expand_shift_1.
22147         (expand_shift): Adjust.
22148
22149 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
22150
22151         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
22152
22153 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
22154
22155         * tree.h (get_pending_sizes): Remove prototype.
22156         (put_pending_size): Likewise.
22157         (put_pending_sizes): Likewise.
22158         * stor-layout.c (pending_sizes): Delete.
22159         (get_pending_sizes): Likewise.
22160         (put_pending_size): Likewise.
22161         (put_pending_sizes): Likewise.
22162         (variable_size): Do not call put_pending_size and tidy up.
22163         * function.h (struct function): Remove dont_save_pending_sizes_p.
22164         * lto-streamer-in.c (input_function): Do not stream it.
22165         * lto-streamer-out.c (output_function): Likewise.
22166         * tree-inline.c (initialize_cfun): Do not copy it.
22167         * c-decl.c (store_parm_decls): Do not set it.
22168         * omp-low.c (create_task_copyfn): Likewise.
22169         * tree-optimize.c (tree_rest_of_compilation): Likewise.
22170
22171 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
22172
22173         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
22174         conditions.
22175         (*movdf_internal): Ditto.
22176         (*movdf_internal_nointeger): Ditto.
22177         (*movsf_internal): Ditto.
22178
22179 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22180
22181         * c-decl.c (finish_decl): Don't call get_pending_sizes.
22182         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
22183         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
22184         (c_variable_size): Remove.
22185         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
22186         call put_pending_sizes.
22187         (get_parm_info): Add parameter expr.  Use it to set
22188         arg_info->pending_sizes.
22189         (store_parm_decls): Use arg_info->pending_sizes instead or calling
22190         get_pending_sizes.
22191         * c-parser.c (c_parser_parms_declarator): Update call to
22192         c_parser_parms_list_declarator.
22193         (c_parser_parms_list_declarator): Take parameter expr.  Update
22194         call to push_parm_decl.  Update recursive call.  Don't call
22195         get_pending_sizes.  Update calls to get_parm_info.
22196         (c_parser_objc_method_definition): Update calls to
22197         c_parser_objc_method_decl and objc_start_method_definition.
22198         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
22199         (c_parser_objc_method_decl): Add parameter expr.  Update call to
22200         grokparm.
22201         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
22202         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
22203         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
22204
22205 2011-05-05  Michael Hope  <michael.hope@linaro.org>
22206
22207         PR pch/45979
22208         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
22209         __ARM_EABI__ hosts.
22210
22211 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22212
22213         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
22214         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
22215         (spu_output_mi_thunk): New function.
22216
22217 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22218
22219         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
22220         targetm.asm_out.print_operand.
22221         * config/sol2.c: Include target.h.
22222
22223 2011-05-04  Jan Hubicka  <jh@suse.cz>
22224
22225         * ipa-inline.c (reset_edge_caches): New function.
22226         (update_caller_keys): Add check_inlinablity_for; do not
22227         reset edge caches; remove now unnecesary loop.
22228         (update_callee_keys): Add comments; reset node_growth_cache of callee.
22229         (update_all_callee_keys): Likewise.
22230         (inline_small_functions): Sanity check cache; update code
22231         recomputing it.
22232
22233 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
22234
22235         PR rtl-optimization/47612
22236         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
22237         as the last insn of the sequence to be moved.
22238
22239 2011-05-04  Tobias Burnus  <burnus@net-b.de>
22240
22241         PR fortran/48864
22242         * doc/invoke.texi (Ofast): Document that it
22243         enables Fortran's -fno-protect-parens.
22244
22245 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
22246
22247         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
22248
22249 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
22250
22251         * stor-layout.c (variable_size): Do not issue errors.
22252
22253 2011-05-04  Richard Guenther  <rguenther@suse.de>
22254
22255         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
22256         for array-ref indices.
22257         (tree_coverage_counter_addr): Likewise.
22258         (build_fn_info_type): Use size_int for index types.
22259         (build_gcov_info): Likewise.
22260
22261 2011-05-04  Richard Guenther  <rguenther@suse.de>
22262
22263         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
22264         to build_int_cst.
22265         * c-typeck.c (really_start_incremental_init): Use bitsize_int
22266         for constructor indices.
22267         (push_init_level): Likewise.
22268
22269 2011-05-04  Richard Guenther  <rguenther@suse.de>
22270
22271         * explow.c (promote_mode): Move variable declarations before code.
22272
22273 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
22274
22275         * tree.h (build_function_type_array): Declare.
22276         (build_varargs_function_type_array): Declare.
22277         (build_function_type_vec, build_varargs_function_type_vec): Define.
22278         * tree.c (build_function_type_array_1): New function.
22279         (build_function_type_array): New function.
22280         (build_varargs_function_type_array): New function.
22281
22282 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
22283
22284         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
22285         before setting STMT_VINFO_TYPE.
22286
22287 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22288
22289         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
22290         instead of spu_pass_by_reference.
22291
22292 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22293
22294         * calls.c (emit_library_call_value_1): Invoke
22295         promote_function_mode hook on libcall arguments.
22296         * explow.c (promote_function_mode, promote_mode): Handle TYPE
22297         argument being NULL.
22298         * targhooks.c (default_promote_function_mode): Lisewise.
22299         * config/s390/s390.c (s390_promote_function_mode): Likewise.
22300         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
22301
22302         * doc/tm.texi: Document that TYPE argument might be NULL.
22303
22304 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22305
22306         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
22307
22308 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22309
22310         From Bernd Schmidt
22311         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
22312
22313 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22314
22315         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
22316         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
22317         Move ...
22318         * mips-tfile.c: ... here.
22319         Don't include coretypes.h, tm.h, filenames.h.
22320         (saber_stop): Remove definition and all calls.
22321         [__SABER__]: Remove.
22322         (__LINE__): Remove default.
22323         (Size_t, Ptrdiff_t): Remove definitions.
22324         Replace by size_t, ptrdiff_t.
22325         [!MIPS_DEBUGGING_INFO]: Remove.
22326         (SHASH_SIZE, THASH_SIZE): Remove defaults.
22327         (progname): Add const.
22328         (STATIC): Remove.
22329         Replace all uses by static.
22330         (ALIGN_SYMTABLE_OFFSET): Remove default.
22331         * mips-tdump.c: Don't include coretypes.h, tm.h.
22332         Remove !MIPS_IS_STAB guard.
22333         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
22334         $(TM_H), filenames.h dependencies.
22335         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
22336
22337 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22338
22339         From Jie Zhang
22340         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
22341         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
22342
22343 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22344
22345         From Bernd Schmidt
22346         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
22347         account and save/restore RETS.
22348         (PROFILE_BEFORE_PROLOGUE): Define.
22349         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
22350         the push insn to use predecrement.
22351
22352 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22353
22354         From Jie Zhang
22355         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
22356
22357 2011-05-04  Nick Clifton  <nickc@redhat.com>
22358
22359         * config/mn10300/mn10300.c: Include cfgloop.h.
22360         (DUMP): New macro.
22361         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
22362         Lcc or a FLcc insn into the instruction stream.
22363         (mn10300_block_contains_call): New function.  Returns true if the
22364         given basic block contains a CALL insn.
22365         (mn10300_loop_contains_call_insn): New function.  Returns true if
22366         the given loop contains a CALL insn.
22367         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
22368         to use the SETLB and Lcc or FLcc insns.
22369         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
22370         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
22371         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
22372         disable the SETLB optimization.
22373         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
22374         __SETLB__ or __NO_SETLB__.
22375         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
22376         (movsf_internal): Handle MDR register.
22377         (cmpsi): Make visible.
22378         (setlb): New pattern.
22379         (Lcc): New pattern.
22380         (FLcc): New pattern.
22381
22382 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
22383
22384         PR target/48860
22385         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
22386         for reg<->xmm moves.
22387         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
22388         (vec_concatv2di_rex64_sse): Ditto.
22389         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
22390         (*vec_extractv2di_1_rex64): Ditto.
22391
22392         Revert:
22393         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22394
22395         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
22396         reg<->xmm moves.
22397         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
22398
22399 2011-05-04  Richard Guenther  <rguenther@suse.de>
22400
22401         * tree.h (int_const_binop): Remove notrunc argument.
22402         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
22403         create integer constants that are properly truncated.
22404         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
22405         (const_binop): Remove zero notrunc argument to int_const_binop.
22406         (size_binop_loc): Likewise.
22407         (fold_div_compare): Likewise.
22408         (maybe_canonicalize_comparison_1): Likewise.
22409         (fold_comparison): Likewise.
22410         (fold_binary_loc): Likewise.
22411         (multiple_of_p): Likewise.
22412         * expr.c (store_constructor): Likewise.
22413         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
22414         (maybe_fold_stmt_addition): Likewise.
22415         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
22416         * stor-layout.c (layout_type): Likewise.
22417         * tree-data-ref.c (tree_fold_divides_p): Likewise.
22418         * tree-sra.c (build_ref_for_offset): Likewise.
22419         (build_user_friendly_ref_for_offset): Likewise.
22420         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
22421         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
22422         * tree-ssa-loop-niter.c (inverse): Likewise.
22423         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
22424         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
22425         * tree-switch-conversion.c (check_range): Likewise.
22426         (build_constructors): Likewise.
22427         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
22428         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
22429         (extract_range_from_assert): Likewise.
22430         (vrp_int_const_binop): Likewise.
22431         (extract_range_from_binary_expr): Likewise.
22432         (extract_range_from_unary_expr): Likewise.
22433         (check_array_ref): Likewise.
22434         (find_case_label_range): Likewise.
22435         (simplify_div_or_mod_using_ranges): Likewise.
22436         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
22437         comparing case labels for merging.
22438
22439 2011-05-03  Mark Wielaard  <mjw@redhat.com>
22440
22441         * dwarf2out.c (debug_str_hash_forced): Removed.
22442         (gen_label_for_indirect_string): Removed.
22443         (get_debug_string_label): Removed.
22444         (AT_string_form): Generate label directly.
22445         (output_indirect_string): Test indirect_string_node for
22446         DW_FORM_strp instead of checking label and refcount.
22447         (prune_indirect_string): Removed.
22448         (prune_unused_types): Don't check debug_str_hash_forced or
22449         call prune_indirect_string.
22450
22451 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
22452
22453         PR other/48093
22454         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
22455
22456 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
22457
22458         PR debug/47994
22459         PR debug/47919
22460         * combine.c (try_combine): Skip debug insns at m_split tests.
22461
22462 2011-04-26  Mark Wielaard  <mjw@redhat.com>
22463
22464         PR42288
22465         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
22466         when info_section_emitted.
22467
22468 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
22469
22470         * config/mips/mips-opts.h: New.
22471         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
22472         to mips-opts.h.
22473         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
22474         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
22475         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
22476         via opts pointer.
22477         * config/mips/mips.h (enum mips_code_readable_setting): Move to
22478         mips-opts.h.
22479         (mips_abi, mips_code_readable): Don't declare.
22480         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
22481         (mabi=): Use Enum and Var.
22482         (mips_abi): New Enum and EnumValue entries.
22483         (mcode-readable=): Use Enum and Var.
22484         (mips_code_readable_setting): New Enum and EnumValue entries.
22485         (mr10k-cache-barrier=): Use Enum and Var.
22486         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
22487
22488 2011-05-03  Jan Hubicka  <jh@suse.cz>
22489
22490         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
22491         replace hash by pointer map.
22492         (cgraph_node_set_element_def, cgraph_node_set_element,
22493         const_cgraph_node_set_element, varpool_node_set_element_def,
22494         varpool_node_set_element, const_varpool_node_set_element): Remove.
22495         (free_cgraph_node_set, free_varpool_node_set): New function.
22496         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
22497         * tree-emutls.c: Free varpool node set.
22498         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
22499         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
22500         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
22501         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
22502         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
22503         Move here from ipa.c; implement using pointer_map
22504         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
22505         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
22506         debug_cgraph_node_set, varpool_node_set_new,
22507         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
22508         dump_varpool_node_set, debug_varpool_node_set):
22509         Move to ipa-uitls.c.
22510         * passes.c (ipa_write_summaries): Update.
22511
22512 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22513
22514         From Mike Frysinger:
22515         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
22516         bf542/bf544/bf547/bf548/bf549.
22517
22518 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
22519
22520         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
22521
22522 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22523
22524         From Bernd Schmidt:
22525         * config/bfin/bfin.md (MOVCC): New mode_macro.
22526         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
22527         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
22528         comments from generated assembly.
22529
22530 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22531
22532         From Bernd Schmidt
22533         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
22534         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
22535         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
22536         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
22537         * config/bfin/lib1funcs.asm (___muldi3): New function.
22538
22539 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22540
22541         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
22542         build_function_type_list instead of build_function_type.
22543         Rearrange initialization of `args' to do so.
22544
22545 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22546
22547         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
22548         instead of build_function_type.
22549
22550 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22551
22552         * config/rs6000/rs6000.c (spe_init_builtins): Call
22553         build_function_type_list instead of build_function_type.
22554         (paired_init_builtins, altivec_init_builtins): Likewise.
22555         (builtin_function_type): Likewise.
22556
22557 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22558
22559         * config/sh/sh.c (sh_media_init_builtins): Call
22560         build_function_type_list instead of build_function_type.
22561
22562 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22563
22564         * config/sparc/sparc.c (sparc_file_end): Call
22565         build_function_type_list instead of build_function_type.
22566
22567 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22568
22569         * config/alpha/alpha.c (alpha_init_builtins): Call
22570         build_function_type_list instead of build_function_type.
22571
22572 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22573
22574         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
22575         build_function_type_list instead of build_function_type.
22576
22577 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22578
22579         * config/iq2000/i2000.c (iq2000_init_builtins): Call
22580         build_function_type_list instead of build_function_type.
22581         Delete `endlink' variable.
22582
22583 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22584
22585         * config/avr/avr.c (avr_init_builtins): Call
22586         build_function_type_list instead of build_function_type.
22587
22588 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22589
22590         * config/picochip/picochip.c (picochip_init_builtins): Call
22591         build_function_type_list instead of build_function_type.
22592         Delete `endlink' variable.
22593
22594 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22595
22596         * config/bfin/bfin.c (bfin_init_builtins): Call
22597         build_function_type_list instead of build_function_type.
22598
22599 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22600
22601         From Bernd Schmidt
22602         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
22603         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
22604
22605 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22606
22607         From Jie Zhang:
22608         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
22609         libbffastfp overrides libgcc when -mfast-fp.
22610
22611 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22612
22613         Originally from Bernd Schmidt
22614         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
22615         * config/bfin/bfin.c (override_options): Test it and error if
22616         TARGET_FDPIC.
22617
22618 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22619
22620         Originally From Bernd Schmidt
22621         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
22622         FD-PIC.
22623
22624 2011-05-03  Jeff Law  <law@redhat.com>
22625
22626         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
22627         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
22628         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
22629         than accessing AUX field directly.  Free the AUX field before
22630         clearing it.
22631         (thread_block, thread_through_loop_header): Likewise.
22632         (thread_single_edge, mark_threaded_blocks): Likewise.
22633         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
22634         (register_jump_thread): Do not attempt to thread to a NULL edge.
22635
22636 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
22637
22638         * function.c (init_function_start): Call decide_function_section.
22639         * varasm.c (decide_function_section): New function.
22640         (assemble_start_function): When not using
22641         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
22642         or first_function_block_is_cold.
22643         * rtl.h (decide_function_section): Declare.
22644
22645 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
22646             Jakub Jelinek  <jakub@redhat.com>
22647
22648         PR target/48774
22649         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
22650         only succeed if req_mode is the same as set_mode.
22651
22652 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
22653
22654         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
22655         * genemit.c (gen_exp): Handle RETURN.
22656         * emit-rtl.c (verify_rtx_sharing): Likewise.
22657         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
22658         * rtl.c (copy_rtx): RETURN is shared.
22659         * rtl.h (enum global_rtl_index): Add GR_RETURN.
22660         (ret_rtx): New.
22661         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
22662         * config/s390/s390.c (s390_emit_epilogue): Likewise.
22663         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
22664         * config/cris/cris.c (cris_expand_return): Likewise.
22665         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
22666         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
22667         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
22668         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
22669         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
22670         Likewise.
22671         * config/v850/v850.c (expand_epilogue): Likewise.
22672         * config/bfin/bfin.c (bfin_expand_call): Likewise.
22673         * config/arm/arm.md (epilogue): Likewise.
22674         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
22675         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
22676         variable to ret_reg.
22677
22678 2011-05-03  Richard Guenther  <rguenther@suse.de>
22679
22680         PR lto/48846
22681         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
22682         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
22683         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
22684
22685 2011-05-03  Richard Guenther  <rguenther@suse.de>
22686
22687         * c-decl.c (grokdeclarator): Instead of looking at
22688         TREE_OVERFLOW check if the constant fits in the index type.
22689
22690 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22691
22692         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
22693         (vec_store_lanes<mode><mode>): Likewise.
22694
22695 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22696
22697         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
22698         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
22699         convert_optab_index values.
22700         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
22701         * genopinit.c (optabs): Initialize the new optabs.
22702         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
22703         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
22704         (expand_STORE_LANES): New functions.
22705         * tree.h (build_array_type_nelts): Declare.
22706         * tree.c (build_array_type_nelts): New function.
22707         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
22708         (vect_model_load_cost): Likewise.
22709         (vect_store_lanes_supported, vect_load_lanes_supported)
22710         (vect_record_strided_load_vectors): Declare.
22711         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
22712         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
22713         (vect_transform_strided_load): Split out statement recording into...
22714         (vect_record_strided_load_vectors): ...this new function.
22715         * tree-vect-stmts.c (create_vector_array, read_vector_array)
22716         (write_vector_array, create_array_ref): New functions.
22717         (vect_model_store_cost): Add store_lanes_p argument.
22718         (vect_model_load_cost): Add load_lanes_p argument.
22719         (vectorizable_store): Try to use store-lanes functions for
22720         interleaved stores.
22721         (vectorizable_load): Likewise load-lanes and loads.
22722         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
22723         to vect_model_store_cost.
22724         (vect_build_slp_tree): Likewise vect_model_load_cost.
22725
22726 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22727
22728         * hooks.h (hook_bool_mode_uhwi_false): Declare.
22729         * hooks.c (hook_bool_mode_uhwi_false): New function.
22730         * target.def (array_mode_supported_p): New hook.
22731         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
22732         * doc/tm.texi: Regenerate.
22733         * stor-layout.c (mode_for_array): New function.
22734         (layout_type): Use it.
22735         * config/arm/arm.c (arm_array_mode_supported_p): New function.
22736         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
22737
22738 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
22739
22740         PR target/48723
22741         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
22742         for -fstack-check if the size to allocate is negative.
22743
22744 2011-05-02  Lawrence Crowl  <crowl@google.com>
22745
22746         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
22747         (timevar_cond_start): New for starting a timer only when it is not
22748         already running.
22749         (timevar_cond_stop): New for stopping a timer when it was not already
22750         running.
22751
22752         * timevar.c (timevar_stop): Enable start/stop timers to start again.
22753         (timevar_cond_start): New as above.
22754         (timevar_cond_stop): New as above.
22755
22756         * timevar.def: Add start/stop timers for compiler phases,
22757         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
22758         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
22759         and TV_PHASE_FINALIZE.
22760         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
22761         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
22762         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
22763         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
22764         Make unused TV_OVERLOAD into a start/stop timer.
22765
22766         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
22767         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
22768         to indicate that they are start/stop timers.
22769
22770         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
22771         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
22772         Move initialization to do_compile.
22773         (do_compile): Add initialization from above.
22774         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
22775
22776         * c-decl.c (c_write_global_declarations): Add start/stop of
22777         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
22778
22779         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
22780         or TV_PARSE_INLINE, as appropriate.
22781         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
22782         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
22783
22784 2011-05-02  Jason Merrill  <jason@redhat.com>
22785
22786         PR c++/40975
22787         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
22788
22789 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
22790
22791         PR c/35445
22792         * c-decl.c (finish_decl): Only create a composite if the types are
22793         compatible.
22794
22795 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
22796
22797         * config/fr30/fr30-protos.h (Mmode): Don't define.
22798         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
22799         definition where used.
22800         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
22801         define.  Expand definitions where used.
22802         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
22803         Expand definitions where used.
22804         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
22805         rx_function_arg, rx_function_arg_advance,
22806         rx_function_arg_boundary): Expand definitions of those macros.
22807         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
22808         definition where used.
22809
22810 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22811
22812         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
22813         reg<->xmm moves.
22814         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
22815         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
22816         with *movv2sf_internal_rex64_avx.
22817         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
22818         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
22819         Use %v prefix in insn mnemonic to handle TARGET_AVX.
22820         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
22821         "vex" in "prefix" attribute calculation.
22822         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
22823
22824 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
22825
22826         PR target/47951
22827         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
22828         inputs match the output.
22829
22830 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
22831
22832         PR target/47955
22833         * config/m68k/m68k.c (m68k_expand_prologue): Set
22834         current_function_static_stack_size.
22835
22836 2011-05-02   Jan Hubicka  <jh@suse.cz>
22837
22838         * lto-streamer.c (lto_streamer_cache_insert_1,
22839         lto_streamer_cache_lookup, lto_streamer_cache_create,
22840         lto_streamer_cache_delete): Use pointer map instead of hashtable.
22841         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
22842
22843 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
22844
22845         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
22846         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
22847         config/m68k/t-opts: New files.
22848         * config/m68k/m68k-tables.opt: New file (generated).
22849         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
22850         extra_options and m68k/t-opts to tmake_file.
22851         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
22852         (all_isas): Initialize using m68k-isas.def.
22853         (all_microarchs): Initialize using m68k-microarchs.def.
22854         (m68k_find_selection): Remove.
22855         (m68k_handle_option): Don't assert that global structures are in
22856         use.  Use error_at.  Access variables via opts pointer.  Don't
22857         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
22858         directly for -m68020-40 and -m68020-60.
22859         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
22860         m68k_tune_entry here.
22861         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
22862         to m68k-opts.h.
22863         (m68k_library_id_string): Remove declaration.
22864         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
22865         (m68k_library_id_string): New Variable.
22866         (march=, mcpu=, mtune=): Use Enum and Var.
22867
22868 2011-05-02  Richard Guenther  <rguenther@suse.de>
22869
22870         * varasm.c (output_constructor_regular_field): Compute zero-based
22871         index with double-ints.  Make sure to ICE instead of producing
22872         wrong code.
22873         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
22874         in asserts.  Properly use a signed type.
22875
22876 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22877
22878         * config/i386/sse.md (V): New mode iterator.
22879         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
22880         TARGET_SSE2.
22881         (V_256): Rename from AVX256MODE.
22882         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
22883         condition to all users.
22884         (VF1): Ditto.
22885         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
22886         condition to all users.
22887         (VF_128): Make V4SF mode unconditional.
22888         (VF_256): Rename from AVX256MODEF2P.
22889         (VI4F_128): Rename from SSEMODE4S.
22890         (VI8F_128): Rename from SSEMODE2D.
22891         (VI4F_256): Rename from AVX256MODE8P.
22892         (VI8F_256): Rename from AVX256MODE4P.
22893         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
22894         (ssescalarmodesuffix): Remove SF and DF modes.
22895         (SSEMODE124): Remove.
22896         (SSEMODE1248): Ditto.
22897         (SSEMODEF2P): Ditto.
22898         (AVXMODEF2P): Ditto.
22899         (AVXMODEFDP): Ditto.
22900         (AVXMODEFSP): Ditto.
22901         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
22902         unconditional.
22903         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
22904         unconditional.
22905         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
22906         xop_pcmov_<mode>256.  Use V mode iterator.
22907
22908         Adjust RTX patterns globally for renamed mode attributes.
22909
22910 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22911
22912         * haifa-sched.c (sched_emit_insn): Emit insn before first
22913         non-scheduled insn.  Inform back-end about new insn.  Add
22914         new insn to scheduled_insns list.
22915
22916 2011-05-02  Richard Guenther  <rguenther@suse.de>
22917
22918         PR tree-optimization/48822
22919         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
22920         (process_scc): Indicate which iteration we start.
22921
22922 2011-05-02  Jan Hubicka  <jh@suse.cz>
22923
22924         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
22925         (lto_section_overrun): New.
22926         * lto-section-out.c (append_block): Rename to ...
22927         (lto_append_block): ... this one; export.
22928         (lto_output_1_stream): Move lto lto-streamer.h
22929         (lto_output_data_stream): Update.
22930         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
22931         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
22932         functions.
22933
22934 2011-05-02  Richard Guenther  <rguenther@suse.de>
22935
22936         * tree.c (tree_code_counts): New global array.
22937         (record_node_allocation_statistics): Count individual tree codes.
22938         (dump_tree_statistics): Dump individual code stats.
22939
22940 2011-05-01  Jan Hubicka  <jh@suse.cz>
22941
22942         * ipa-inline.c (caller_growth_limits): Fix thinko when
22943         looking for largest stack frame.
22944         * ipa-inline.h (dump_inline_summary): Declare.
22945         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
22946         on stack usage.
22947         (dump_inline_summary): Export.
22948         (debug_inline_summary): Declare as DEBUG_FUNCTION.
22949
22950 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
22951
22952         * reginfo.c (memory_move_cost): Change rclass argument type form
22953         'enum reg_class' to reg_class_t.
22954         * reload.h (memory_move_cost): Update prototype.
22955         * postreload.c reload_cse_simplify_set): Change type dclass var to
22956         reg_class_t.
22957         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
22958         Update prototype.
22959         (ira_allocate_and_set_costs): Change aclass argument type form
22960         'enum reg_class' to reg_class_t.
22961         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
22962         Change aclass argument type to reg_class_t.
22963         (update_conflict_hard_reg_costs): Change type aclass and pref vars
22964         to reg_class_t.
22965         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
22966         memory_move_cost call.
22967
22968         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
22969         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
22970         Change type tmp var to reg_class_t.
22971
22972 2011-04-30  Jan Hubicka  <jh@suse.cz>
22973
22974         * ipa-inline.c (can_inline_edge_p): Disregard limits when
22975         inlining into function with flatten attribute.
22976         (want_inline_small_function_p): Be more realistic about inlining
22977         cold calls where callee size grows.
22978
22979 2011-04-30  Jan Hubicka  <jh@suse.cz>
22980
22981         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
22982         flags.
22983
22984 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
22985
22986         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
22987         PRINT_OPERAND_PUNCT_VALID_P): Remove.
22988         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
22989         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
22990         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
22991         (print_operand): Rename to...
22992         (sparc_print_operand): ...this. Make static. Adjust
22993         sparc_print_operand function call.
22994         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
22995         functions.
22996
22997 2011-04-30  Jan Hubicka  <jh@suse.cz>
22998
22999         PR middle-end/48752
23000         * ipa-inline.c (early_inliner): Disable when doing late
23001         addition of function.
23002
23003 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
23004
23005         * dwarf2out.c (get_address_mode): New inline.
23006         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
23007         if not dwarf_strict emit
23008         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
23009         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
23010         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
23011         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
23012         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
23013         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
23014         mem_loc_descriptor callers.
23015         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
23016         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
23017         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
23018         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
23019         (base_types): New variable.
23020         (get_base_type_offset, calc_base_type_die_sizes,
23021         base_type_for_mode, mark_base_types, base_type_cmp,
23022         move_marked_base_types): New functions.
23023         (calc_die_sizes): Assert that die_offset is 0 or equal to
23024         next_die_offset.
23025         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
23026         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
23027         callers.  If not dwarf_strict, call mem_loc_descriptor even for
23028         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
23029         (gen_subprogram_die): Don't give up on call site parameters
23030         with non-integral or large integral modes.  Adjust
23031         mem_loc_descriptor callers.
23032         (prune_unused_types): Call prune_unused_types_mark on base_types
23033         vector entries.
23034         (resolve_addr): Call mark_base_types.
23035         (dwarf2out_finish): Call move_marked_base_types.
23036
23037         PR tree-optimization/48809
23038         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
23039         type.
23040         (gen_inbound_check): Don't compute index_expr - range_min in utype
23041         again, instead reuse SSA_NAME initialized in build_arrays.
23042         Remove two useless gsi_for_stmt calls.
23043
23044 2011-04-29  Jeff Law  <law@redhat.com>
23045
23046         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
23047
23048 2011-04-29  Martin Jambor  <mjambor@suse.cz>
23049
23050         * cgraph.h (cgraph_postorder): Remove declaration.
23051         * ipa-utils.h (ipa_free_postorder_info): Declare.
23052         (ipa_reverse_postorder): Likewise.
23053         * cgraphunit.c: Include ipa-utils.h.
23054         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
23055         * ipa-inline.c: Include ipa-utils.h.
23056         (ipa_inline): Update call to ipa_reverse_postorder.
23057         * ipa-pure-const.c (propagate_pure_const): Update call to
23058         ipa_reduced_postorder and ipa_print_order.  Call
23059         ipa_free_postorder_info to clean up.
23060         (propagate_nothrow): Likewise.
23061         * ipa-reference.c (propagate): Removed a useless call to
23062         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
23063         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
23064         * ipa.c: Include ipa-utils.h.
23065         (ipa_profile): Update call to ipa_reverse_postorder.
23066         (cgraph_postorder): Moved to...
23067         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
23068         (ipa_utils_print_order): Renamed to ipa_print_order.
23069         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
23070         comments.
23071         (ipa_free_postorder_info): New function.
23072         * passes.c: Include ipa-utils.h.
23073         (do_per_function_toporder): Update call to ipa_reverse_postorder.
23074         (ipa_write_summaries): Likewise.
23075         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
23076         (cgraphunit.o): Likewise.
23077         (ipa.o): Likewise.
23078         (ipa-inline.o): Likewise.
23079
23080 2011-04-29  Jan Hubicka  <jh@suse.cz>
23081
23082         * ipa-inline.h (clause_t): Turn into unsigned int.
23083         * ipa-inline-analysis.c (add_clause): Do more simplification.
23084         (and_predicates): Shortcut more cases.
23085         (predicates_equal_p): Move forward; check that clauses are properly
23086         ordered.
23087         (or_predicates): Shortcut more cases.
23088         (edge_execution_predicate): Rewrite as...
23089         (set_cond_stmt_execution_predicate): ... this function; handle
23090         __builtin_constant_p.
23091         (set_switch_stmt_execution_predicate): New .
23092         (compute_bb_predicates): New.
23093         (will_be_nonconstant_predicate): Update TODO.
23094         (estimate_function_body_sizes): Use compute_bb_predicates
23095         and free them later, always try to estimate if stmt is constant.
23096         (estimate_time_after_inlining, estimate_size_after_inlining):
23097         Gracefully handle optimized out edges.
23098         (read_predicate): Fix off by one error.
23099
23100 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
23101
23102         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
23103
23104 2011-04-27  Xinliang David Li  <davidxl@google.com>
23105
23106         * tree-profile.c (init_ic_make_global_vars): Set
23107         tls attribute on ic vars.
23108         * coverage.c (coverage_end_function): Initialize
23109         function_list with zero.
23110
23111 2011-04-29  Richard Guenther  <rguenther@suse.de>
23112
23113         * builtins.c (fold_builtin_classify_type): Use integer_type_node
23114         for the type of the result.
23115         (fold_builtin_isascii): Likewise.
23116         (fold_builtin_toascii): Use integer_type_node where appropriate.
23117         (fold_builtin_logb): Likewise.
23118         (fold_builtin_frexp): Likewise.
23119         (fold_builtin_strstr): Likewise.
23120         (fold_builtin_strpbrk): Likewise.
23121         (fold_builtin_fputs): Likewise.
23122         (fold_builtin_sprintf): Likewise.
23123         (fold_builtin_snprintf): Likewise.
23124         (fold_builtin_printf): Likewise.
23125         (do_mpfr_remquo): Use a proper type for the assigned constant.
23126         (do_mpfr_lgamma_r): Likewise.
23127         * dwarf2out.c (resolve_one_addr): Use size_int.
23128         * except.c (init_eh): Likewise.
23129         (assign_filter_values): Use integer_type_node for filter values.
23130         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
23131         indices.
23132         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
23133         for EH region numbers.
23134         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
23135         for the shift amount.
23136
23137 2011-04-29  Richard Guenther  <rguenther@suse.de>
23138
23139         * expr.h (expand_shift): Rename to ...
23140         (expand_variable_shift): ... this.
23141         (expand_shift): Take a constant shift amount.
23142         * expmed.c (expand_shift): Rename to ...
23143         (expand_variable_shift): ... this.
23144         (expand_shift): New wrapper around expand_variable_shift.
23145         * expr.c (convert_move, emit_group_load_1, emit_group_store,
23146         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
23147         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
23148         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
23149         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
23150         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
23151         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
23152         emit_store_flag_1, emit_store_flag): Likewise.
23153         * builtins.c (expand_builtin_signbit): Likewise.
23154         * calls.c (load_register_parameters): Likewise.
23155         * function.c (assign_parm_setup_block): Likewise.
23156         * lower-subreg.c (resolve_shift_zext): Likewise.
23157         * optabs.c (widen_bswap, expand_abs_nojump,
23158         expand_one_cmpl_abs_nojump, expand_float): Likewise.
23159         * spu/spu.c (spu_expand_extv): Likewise.
23160         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
23161
23162 2011-04-29  Richard Guenther  <rguenther@suse.de>
23163
23164         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
23165         for the remapped region number.
23166         * predict.c (build_predict_expr): Use integer_type_node for the
23167         predict kind.
23168         * fold-const.c (fold_binary_loc): Use integer_type_node for
23169         the shift amount.  Use a proper type for the PLUS_EXPR operand.
23170
23171 2011-04-29  Michael Matz  <matz@suse.de>
23172
23173         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
23174         other trees that just builtins.
23175         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
23176
23177 2011-04-29  Richard Guenther  <rguenther@suse.de>
23178
23179         * tree-nested.c (get_trampoline_type): Use size_int.
23180         (get_nl_goto_field): Likewise.
23181         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
23182         for all indexes.
23183         (lower_eh_constructs_2): Likewise.
23184         (lower_resx): Likewise.
23185         (lower_eh_dispatch): Likewise.
23186         * tree-mudflap.c (mf_build_string): Use size_int.
23187         (mudflap_register_call): Use integer_type_node for the flag.
23188         (mudflap_enqueue_constant): Use size_int.
23189         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
23190         instead of rebuilding it.
23191
23192 2011-04-29  Richard Guenther  <rguenther@suse.de>
23193
23194         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
23195         Handle OBJ_TYPE_REF.
23196         (find_func_aliases_for_call): Use it more consistently.
23197
23198 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
23199
23200         * haifa-sched.c (last_nondebug_scheduled_insn): New.
23201         (rank_for_schedule): Use it.
23202         (schedule_block): Set it.
23203
23204 2011-04-28  David Li  <davidxl@google.com>
23205
23206         * tree.c (crc32_string): Use crc32_byte.
23207         (crc32_byte): New function.
23208         * tree.h (crc32_byte): New function.
23209         * gcov.c (read_graph_file): Handle new cfg_cksum.
23210         (read_count_file): Ditto.
23211         * profile.c (instrument_values): Ditto.
23212         (get_exec_counts): Ditto.
23213         (read_profile_edge_counts): Ditto.
23214         (compute_branch_probabilities): Ditto.
23215         (compute_value_histograms): Ditto.
23216         (branch_prob): Ditto.
23217         (end_branch_prob): Ditto.
23218         * coverage.c (read_counts_file): Ditto.
23219         (get_coverage_counts): Ditto.
23220         (tree_coverage_counter_addr): Ditto.
23221         (coverage_checksum_string): Ditto.
23222         (coverage_begin_output): Ditto.
23223         (coverage_end_function): Ditto.
23224         (build_fn_info_type): Ditto.
23225         (build_fn_info_value): Ditto.
23226         * libgcov.c (gcov_exit): Ditto.
23227         * gcov-dump.c (tag_function): Ditto.
23228         (compute_checksum): Remove.
23229
23230 2011-04-29  Alan Modra  <amodra@gmail.com>
23231
23232         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
23233         unspec plus offset.  Tidy macho code.
23234
23235 2011-04-29  Martin Jambor  <mjambor@suse.cz>
23236
23237         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
23238         node instead of a decl.  Update all callers.
23239         * cgraph.h: Update declaration.
23240
23241 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
23242
23243         PR tree-optimization/48765
23244         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
23245         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
23246         to indicate if loop aware SLP is being used.  Scan the statements
23247         and update the vectorization factor according to the type of
23248         vectorization before statement analysis.
23249         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
23250         pass it to vect_analyze_loop_operations.
23251         (vectorizable_reduction): Set number of copies to 1 in case of pure
23252         SLP statement.
23253         * tree-vect-stmts.c (vectorizable_conversion,
23254         vectorizable_assignment, vectorizable_shift,
23255         vectorizable_operation, vectorizable_type_demotion,
23256         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
23257         Likewise.
23258         (vectorizable_condition): Move the check that it is not SLP
23259         vectorization before the number of copies check.
23260         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
23261         to vectorize the loop using SLP.
23262
23263 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
23264
23265         PR middle-end/48597
23266         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
23267         inline asm.
23268
23269 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
23270
23271         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
23272         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
23273         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
23274         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
23275         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
23276         linux*.h headers.
23277         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
23278         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23279         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23280         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23281         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23282         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
23283         REG_NAME.
23284         * config/i386/linux.h (REG_NAME): Don't define.
23285         * config/i386/linux64.h (REG_NAME): Don't define.
23286         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
23287         Undefine before defining.
23288
23289 2011-04-28  Jan Hubicka  <jh@suse.cz>
23290
23291         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
23292         nonconstant_names array.
23293         (estimate_function_body_sizes): Build nonconstant_names array; handle
23294         BUILT_IN_CONSTANT_P.
23295
23296 2011-04-28  Richard Guenther  <rguenther@suse.de>
23297
23298         PR bootstrap/48804
23299         Revert
23300         2011-04-28  Richard Guenther  <rguenther@suse.de>
23301
23302         * tree-ssa-structalias.c (solve_constraints): Build succ graph
23303         as late as possible.
23304
23305 2011-04-28  Richard Guenther  <rguenther@suse.de>
23306
23307         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
23308         (debug_constraint): Do it here.
23309         (dump_constraints): And here.
23310         (rewrite_constraints): And here.
23311         (dump_constraint_edge): Remove.
23312         (dump_constraint_graph): Rewrite to produce DOT output.
23313         (solve_constraints): Build succ graph as late as possible.
23314         Dump constraint graphs before and after solving.
23315
23316 2011-04-28  Richard Guenther  <rguenther@suse.de>
23317
23318         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23319         New function split out from ...
23320         (find_func_aliases): ... here.  Call it.
23321         (find_func_aliases_for_call): Likewise.
23322
23323 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
23324
23325         * internal-fn.h (internal_fn_name_array): Declare.
23326         (internal_fn_flags_array): Likewise.
23327
23328 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
23329
23330         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
23331         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
23332         Move from sse.md.
23333         (ssemodefsuffix): Remove.
23334         (ssevecmodesuffix): New mode attribute.
23335         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
23336         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
23337         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
23338         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
23339         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
23340         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
23341         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
23342         ssemodesuffix mode attribute.
23343         (float splitters): Use ssevecmodesuffix mode attribute.
23344         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
23345         (sseinsmode): Rename from avxvecmode.
23346         (avxsizesuffix): Rename from avxmodesuffix.
23347         (sseintvecmode): Rename from avxpermvecmode.
23348         (ssedoublevecmode): Rename from ssedoublesizemode.
23349         (ssehalfvecmode): Rename from avxhalfvecmode.
23350         (ssescalarmode): Rename from avxscalarmode.
23351         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
23352         templates for ssemodesuffix mode attribute.
23353         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
23354         mode attribute.
23355
23356         Adjust RTX patterns globally for renamed mode attributes.
23357
23358 2011-04-27  Jan Hubcika  <jh@suse.cz>
23359
23360         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
23361         * ipa-inline-analysis.c: Include alloc-pool.h.
23362         (edge_predicate_pool): New.
23363         (trye_predicate_p): New function
23364         (false_predicate_p): New function.
23365         (add_clause): Sanity check that false clauses are "optimized";
23366         never add clauses to predicate that is already known to be false.
23367         (and_predicate): Use flase_predicate_p.
23368         (evaulate_predicate): Rename to ...
23369         (evaluate_predicate): ... this one; update all callers; assert
23370         that false is not listed among possible truths.
23371         (dump_predicate): Use true_predicate_p.
23372         (account_size_time): Use false_predicate_p.
23373         (evaulate_conditions_for_edge): Rename to ...
23374         (evaluate_conditions_for_edge) ... this one.
23375         (edge_set_predicate): New function.
23376         (inline_edge_duplication_hook): Duplicate edge predicates.
23377         (inline_edge_removal_hook): Free edge predicates.
23378         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
23379         (dump_inline_summary): Update.
23380         (estimate_function_body_sizes): Set edge predicates.
23381         (estimate_calls_size_and_time): Handle predicates.
23382         (estimate_callee_size_and_time): Update.
23383         (remap_predicate): Add toplev_predicate; update comment.
23384         (remap_edge_predicates): New function.
23385         (inline_merge_summary): Compute toplev predicate; update.
23386         (read_predicate): New function.
23387         (read_inline_edge_summary): Use it.
23388         (inline_read_section): Likewise.
23389         (write_predicate): New function.
23390         (write_inline_edge_summary): Use it.
23391         (inline_write_summary): Likewise.
23392         (inline_free_summary): Free alloc pool and edge summary vec.
23393
23394 2011-04-27  Richard Guenther  <rguenther@suse.de>
23395
23396         * tree-ssa-structalias.c (changed_count): Remove.
23397         (changed): Use a bitmap.
23398         (unify_nodes): Adjust.
23399         (do_sd_constraint): Likewise.
23400         (do_ds_constraint): Likewise.
23401         (do_complex_constraint): Likewise.
23402         (solve_graph): Likewise.
23403
23404 2011-04-27  Jan Hubicka  <jh@suse.cz>
23405
23406         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
23407
23408 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
23409
23410         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
23411         (avx_vperm2f128_*_operand): Ditto.
23412         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
23413         Use avx_vpermilp_parallel in insn condition.
23414         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
23415         Use avx_vperm2f128_parallel in insn condition.
23416
23417 2011-04-27  Richard Guenther  <rguenther@suse.de>
23418
23419         * Makefile.in (tree-ssa-structalias.o): Remove
23420         gt-tree-ssa-structalias.h dependency.
23421         (GTFILES): Remove tree-ssa-structalias.c.
23422         * tree.c (allocate_decl_uid): New function.
23423         (make_node_stat): Use it.
23424         (copy_node_stat): Likewise.
23425         * tree.h (allocate_decl_uid): Declare.
23426         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
23427         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
23428         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
23429         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
23430         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
23431         (struct heapvar_map): Likewise.
23432         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
23433         heapvar_insert): Likewise.
23434         (make_heapvar_for): Rename to ...
23435         (make_heapvar): ... this.  Simplify.
23436         (fake_var_decl_obstack): New global var.
23437         (build_fake_var_decl): New function.
23438         (make_constraint_from_heapvar): Adjust.
23439         (handle_lhs_call): Likewise.
23440         (create_function_info_for): Likewise.
23441         (intra_create_variable_infos): Likewise.
23442         (init_alias_vars): Allocate fake_var_decl_obstack.
23443         (init_alias_heapvars, delete_alias_heapvars): Remove.
23444         (compute_points_to_sets): Do not call init_alias_heapvars.
23445         (ipa_pta_execute): Likewise.
23446         (delete_points_to_sets): Free fake_var_decl_obstack.
23447
23448 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23449
23450         * config/spu/divmovti4.c (union qword_UTItype): New data type.
23451         (si_from_UTItype, si_to_UTItype): New functions.
23452         (__udivmodti4): Use them to implement type-punning.
23453         * config/spu/multi3.c (union qword_TItype): New data type.
23454         (si_from_TItype, si_to_TItype): New functions.
23455         (__multi3): Use them to implement type-punning.
23456
23457 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23458
23459         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
23460
23461 2011-04-27  Jan Hubicka  <jh@suse.cz>
23462
23463         * ipa-prop.c (function_insertion_hook_holder): New holder.
23464         (ipa_add_new_function): New function.
23465         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
23466         Register/deregister holder.
23467
23468 2011-04-27  Richard Guenther  <rguenther@suse.de>
23469
23470         PR tree-optimization/48772
23471         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
23472
23473 2011-04-27  Richard Guenther  <rguenther@suse.de>
23474
23475         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
23476         TARGET_MEM_REF handling.
23477
23478 2011-04-27  Nick Clifton  <nickc@redhat.com>
23479
23480         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
23481         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
23482         (REG_CLASS_NAMES): Likewise.
23483         (REG_CLASS_CONTENTS): Likewise.
23484         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
23485         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
23486         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
23487         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
23488         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
23489         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
23490         duplicate register classes.
23491         (frv_class_likely_spilled_p): Likewise.
23492         (frv_register_move_cost): Likewise.
23493
23494         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
23495         end of the regno_reg_class array.
23496
23497 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
23498
23499         PR c/48742
23500         * c-typeck.c (build_binary_op): Don't wrap arguments if
23501         int_operands is true.
23502
23503 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
23504
23505         PR target/48767
23506         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
23507         targetm.calls.must_pass_in_stack for void type.
23508
23509 2011-04-26  Jan Hubicka  <jh@suse.cz>
23510
23511         * cgraphbuild.c (build_cgraph_edges): Update call
23512         of cgraph_create_edge and cgraph_create_indirect_edge.
23513         * cgraph.c (cgraph_create_edge_including_clones,
23514         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
23515         cgraph_update_edges_for_call_stmt_node): Do not take nest
23516         argument; do not initialize call_stmt_size/time.
23517         (dump_cgraph_node): Do not dump nest.
23518         (cgraph_clone_edge): Do not take loop_nest argument;
23519         do not propagate it; do not clone call_stmt_size/time.
23520         (cgraph_clone_node): Likewise.
23521         (cgraph_create_virtual_clone): Update.
23522         * cgraph.h (struct cgraph_edge): Remove
23523         call_stmt_size/call_stmt_time/loop_nest.
23524         (cgraph_create_edge, cgraph_create_indirect_edge,
23525         cgraph_create_edge_including_clones, cgraph_clone_node): Update
23526         prototype.
23527         * tree-emutls.c (gen_emutls_addr): Update.
23528         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
23529         loop_nest; handle indirect calls, too.
23530         (clone_inlined_nodes): Do not care about updating inline summaries.
23531         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
23532         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
23533         stream call_stmt_size/call_stmt_time/loop_nest.
23534         * ipa-inline.c (edge_badness): Update.
23535         (ipa_inline): dump summaries after inlining.
23536         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
23537         New.
23538         (inline_edge_summary): New function.
23539         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
23540         (inline_edge_removal_hook): Handle edge summaries.
23541         (inline_edge_duplication_hook): New hook.
23542         (inline_summary_alloc): Alloc hooks.
23543         (initialize_growth_caches): Do not register removal hooks.
23544         (free_growth_caches); Do not free removal hook.
23545         (dump_inline_edge_summary): New function.
23546         (dump_inline_summary): Use it.
23547         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
23548         (inline_update_callee_summaries): New function.
23549         (inline_merge_summary): Use it.
23550         (do_estimate_edge_time, do_estimate_edge_growth): Update.
23551         (read_inline_edge_summary): New function.
23552         (inline_read_section): Use it.
23553         (write_inline_edge_summary): New function.
23554         (inline_write_summary): Use it.
23555         (inline_free_summary): Free edge new holders.
23556         * tree-inline.c (copy_bb): Update.
23557
23558 2011-04-26  Jason Merrill  <jason@redhat.com>
23559
23560         * tree-eh.c (lower_try_finally_switch): Create the label along with
23561         the CASE_LABEL_EXPR.
23562
23563 2011-04-26  David S. Miller  <davem@davemloft.net>
23564             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23565
23566         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
23567         * configure: Regenerate.
23568
23569 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
23570
23571         PR target/48258
23572         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
23573         reduction.
23574         (VEC_reduc): New code iterator and splitters for vector reduction.
23575         (VEC_reduc_name): Ditto.
23576         (VEC_reduc_rtx): Ditto.
23577         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
23578         (reduc_<VEC_reduc_name>_v4sf): Ditto.
23579
23580         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
23581         support for extracting SF on VSX.
23582
23583         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
23584         generating xscvspdp.
23585         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
23586         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
23587         double add, minimum, maximum vector reduction.
23588         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
23589         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
23590         optimize double vector reduction.
23591         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
23592
23593 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
23594
23595         * config/fr30/fr30.h (inhibit_libc): Don't define.
23596         * config/m32r/m32r-protos.h: Correct comment.
23597         * config/v850/v850.h (GHS_default_section_names,
23598         GHS_current_section_names): Use tree, not union tree_node *.
23599
23600 2011-04-26  Xinliang David Li  <davidxl@google.com>
23601
23602         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
23603         * c-family/c-opts.c (c_common_handle_option): Set
23604         warn_maybe_uninitialized.
23605         * opts.c (common_handle_option): Ditto.
23606         * common.opt:  New option.
23607         * tree-ssa.c (warn_uninit): Add one more parameter.
23608         (warn_uninitialized_var): Pass warning code.
23609         * tree-flow.h: Interface change.
23610
23611 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23612
23613         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
23614         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
23615         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
23616
23617 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23618
23619         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
23620         * config/mips/mips.opt (mmips-tfile): Remove.
23621
23622         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
23623         mips-tdump reference to ...
23624         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
23625         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
23626         reference by Tru64 UNIX.
23627
23628 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
23629
23630         PR debug/48768
23631         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
23632         is error_mark_node, set value to NULL.
23633
23634         PR tree-optimization/48734
23635         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
23636         if return value from maybe_fold_*_comparsions isn't something
23637         the code is prepared to handle.
23638
23639 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
23640
23641         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
23642         mode check.
23643         (ext_QIreg_nomode_operands): Remove.
23644         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
23645         (*andsi_1): Ditto.
23646         (*andhi_1): Ditto.
23647
23648 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
23649
23650         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
23651
23652 2011-04-26  Richard Guenther  <rguenther@suse.de>
23653
23654         * c-typeck.c (build_unary_op): Do not expand array-refs via
23655         pointer arithmetic.  Only adjust qualifiers for function types.
23656
23657 2011-04-26  Richard Guenther  <rguenther@suse.de>
23658
23659         PR middle-end/48694
23660         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
23661         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
23662         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
23663         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
23664
23665 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
23666
23667         * doc/extend.texi: Document __underlying_type.
23668
23669 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
23670
23671         * config/rs6000/titan.md (automata_option "progress"): Remove.
23672
23673 2011-04-25  Jeff Law  <law@redhat.com>
23674
23675         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
23676
23677 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
23678
23679         * system.h (ENUM_BITFIELD): Remove.
23680
23681 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
23682             Eric Botcazou  <ebotcazou@adacore.com>
23683
23684         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
23685         for STORE_FLAG_VALUE==-1 case.
23686
23687 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
23688
23689         PR target/43804
23690         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
23691         LEGITIMATE_PIC_OPERAND_P.
23692
23693 2011-04-24  Jan Hubicka  <jh@suse.cz>
23694
23695         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
23696         WPA hack.
23697         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
23698         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
23699         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
23700         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
23701         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
23702         Sanity check predicate length.
23703         (remap_predicate): Likewise; sanity check jump functions.
23704         (inline_read_section, inline_write_summary): Sanity check
23705         predicate length.
23706
23707 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
23708
23709         PR other/48748
23710         * doc/extend.texi (Type Traits): Document __is_standard_layout,
23711         __is_literal_type, and __is_trivial; update throughout about
23712         possibly cv-qualified void types.
23713
23714 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
23715
23716         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
23717         testsuite and make it version agnostic.
23718
23719 2011-04-22  Jan Hubicka  <jh@suse.cz>
23720
23721         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
23722
23723 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
23724
23725         PR c/48685
23726         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
23727         to VOID_TYPE even around MODIFY_EXPR.
23728
23729 2011-04-22  Mike Stump  <mikestump@comcast.net>
23730
23731         * gensupport.c (read_md_rtx): Fix typo in comment.
23732         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
23733         comment.
23734
23735 2011-04-22  Jan Hubicka  <jh@suse.cz>
23736
23737         * gengtype.c (open_base_files): Add ipa-inline.h include.
23738         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
23739         ipa-prop.c; update all uses.
23740         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
23741         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
23742         merge summary of inlined function into former caller.
23743         * ipa-inline.c (max_benefit): Remove.
23744         (edge_badness): Compensate for removal of benefits.
23745         (update_caller_keys): Use
23746         reset_node_growth_cache/reset_edge_growth_cache.
23747         (update_callee_keys): Likewise.
23748         (update_all_callee_keys): Likewise.
23749         (inline_small_functions): Do not collect max_benefit; do not reset
23750         estimated_growth; call free_growth_caches and initialize_growth_caches.
23751         * ipa-inline.h (struct condition, type clause_t, struct predicate,
23752         struct size_time_entry): New structures.
23753         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
23754         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
23755         and estimated_growth.
23756         (edge_growth_cache_entry): New structure.
23757         (node_growth_cache, edge_growth_cache): New global vars.
23758         (estimate_growth): Turn into inline.
23759         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
23760         initialize_growth_caches, free_growth_caches): Declare.
23761         (estimate_edge_growth): Rewrite.
23762         (estimate_edge_time): Implement as inline cache lookup.
23763         (reset_node_growth_cache, reset_edge_growth_cache): New inline
23764         functions.
23765         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
23766         (NUM_CONDITIONS): New constant.
23767         (predicate_conditions): New enum.
23768         (IS_NOT_CONSTANT): New constant.
23769         (edge_removal_hook_holder): New var.
23770         (node_growth_cache, edge_growth_cache): New global vars.
23771         (true_predicate, single_cond_predicate, false_predicate,
23772         not_inlined_predicate, add_condition, add_clause, and_predicates,
23773         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
23774         dump_clause, dump_predicate, account_size_time,
23775         evaulate_conditions_for_edge): New functions.
23776         (inline_summary_alloc): Move to heap.
23777         (inline_node_removal_hook): Clear condition and entry vectors.
23778         (inline_edge_removal_hook): New function.
23779         (initialize_growth_caches, free_growth_caches): New function.
23780         (dump_inline_summary): Update.
23781         (edge_execution_predicate): New function.
23782         (will_be_nonconstant_predicate): New function.
23783         (estimate_function_body_sizes): Compute BB and constantness predicates.
23784         (compute_inline_parameters): Do not clear estimated_growth.
23785         (estimate_edge_size_and_time): New function.
23786         (estimate_calls_size_and_time): New function.
23787         (estimate_callee_size_and_time): New function.
23788         (remap_predicate): New function.
23789         (inline_merge_summary): New function.
23790         (do_estimate_edge_time): New function based on...
23791         (estimate_edge_time): ... this one.
23792         (do_estimate_edge_growth): New function.
23793         (do_estimate_growth): New function based on....
23794         (estimate_growth): ... this one.
23795         (inline_analyze_function): Analyze after deciding on jump functions.
23796         (inline_read_section): New function.
23797         (inline_read_summary): Use it.
23798         (inline_write_summary): Write all the new data.
23799         * ipa-prop.c (ipa_get_param_decl_index): Export.
23800         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
23801         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
23802         Declare.
23803         (ipa_get_lattice): Move here from ipa-cp.c
23804         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
23805         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
23806         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
23807         cgraph_edge_inlinable_p): Remove.
23808         * cgraphunit.c: Include ipainline.h
23809         (cgraph_process_new_functions): Update call of
23810         compute_inline_parameters.
23811
23812 2011-04-22  Richard Guenther  <rguenther@suse.de>
23813
23814         * tree.c (build_int_cst): Properly create canonicalized integer
23815         constants.
23816         (build_int_cst_type): Remove scary comments.
23817
23818 2011-04-22  Xinliang David Li  <davidxl@google.com>
23819
23820         * toplev.c (process_options): Enable -Werror=coverage-mismatch
23821         by default when -Wno-error is not specified.
23822         * opts-global.c (decode_options): Remove call to
23823         control_warning_options.
23824
23825 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
23826
23827         PR tree-optimization/48717
23828         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
23829         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
23830
23831 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
23832
23833         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
23834         definition where used.
23835
23836 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
23837
23838         PR c/48716
23839         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
23840         TREE_STATIC variables declared inside of some OpenMP construct.
23841
23842 2011-04-22  Martin Jambor  <mjambor@suse.cz>
23843
23844         PR middle-end/48585
23845         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
23846
23847 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
23848
23849         PR c/36750
23850         * c-typeck.c (pop_init_level): Do not warn about initializing
23851         with ` = {0}'.
23852
23853 2011-04-22  Alan Modra  <amodra@gmail.com>
23854
23855         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
23856         when returning call_cookie.
23857         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
23858         pointers, to functions with no more vector args than the current
23859         function, and some non-local calls for ABI_V4.
23860         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
23861         sibcall_nonlocal_aix64): Combine to ..
23862         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
23863         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
23864         (sibcall_value_nonlocal_aix<mode>): ..likewise.
23865         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
23866         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
23867         operand.
23868         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
23869         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
23870         sibcall_value_symbolic_64): Delete.
23871
23872 2011-04-21  Xinliang David Li  <davidxl@google.com>
23873
23874         * cgraph.h: Remove pid.
23875         * cgraph.c: Remove pid.
23876         * value-prof.c (init_node_map): New function.
23877         (del_node_map): New function.
23878         (find_func_by_funcdef_no): New function.
23879         (gimple_ic_transform): Call new function.
23880         * cgraphunit.c (cgraph_finalize_function): Remove pid.
23881         * function.c (get_last_funcdef_no): New function.
23882         * function.h (get_last_funcdef_no): New function.
23883         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
23884         to libgcov function.
23885         (tree-profiling): Call node map init and delete function.
23886
23887 2011-04-21  Ian Lance Taylor  <iant@google.com>
23888
23889         * godump.c (go_format_type): Use exported Go name for anonymous
23890         field name.
23891
23892 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23893
23894         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
23895         Call builtin_function_type_list instead of builtin_function_type.
23896         (UNARY, BINARY, TRINARY, QUAD): Likewise.
23897
23898 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23899
23900         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
23901         build_function_type_list instead of build_function_type.
23902         Delete variable `endlink'.
23903
23904 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23905
23906         * config/s390/s390.c (s390_init_builtins): Call
23907         build_function_type_list instead of build_function_type.
23908
23909 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
23910
23911         * config/ia64/ia64.c (ia64_init_builtins): Call
23912         build_function_type_list instead of builtin_function_type.
23913
23914 2011-04-21  Easwaran Raman  <eraman@google.com>
23915
23916         * cfgexpand.c (stack_var): Remove OFFSET...
23917         (add_stack_var): ...and its reference here...
23918         (expand_stack_vars): ...and here.
23919         (stack_var_cmp): Sort by descending order of size.
23920         (partition_stack_vars): Change heuristic.
23921         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
23922         (dump_stack_var_partition): Add newline after each partition.
23923
23924 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
23925             Jeff Law  <law@redhat.com>
23926
23927         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
23928         * gengtype.c (matching_file_name_substitute): Likewise.
23929
23930 2011-04-21  Richard Guenther  <rguenther@suse.de>
23931
23932         PR lto/48703
23933         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
23934
23935 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
23936
23937         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
23938
23939 2011-04-21  Richard Guenther  <rguenther@suse.de>
23940
23941         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
23942         file name.
23943
23944 2011-04-21  Richard Guenther  <rguenther@suse.de>
23945
23946         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
23947         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
23948         Use DECL_P, not SSA_VAR_P.
23949         (ptr_derefs_may_alias_p): Likewise.
23950         (ptr_deref_may_alias_ref_p_1): Likewise.
23951         (decl_refs_may_alias_p): Likewise.
23952         (refs_may_alias_p_1): Likewise.
23953         (ref_maybe_used_by_call_p_1): Likewise.
23954         (call_may_clobber_ref_p_1): Likewise.
23955         (indirect_ref_may_alias_decl_p): Assume indirect refrences
23956         are either MEM_REF or TARGET_MEM_REF.
23957         (indirect_refs_may_alias_p): Likewise.
23958         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
23959         for MEM_EXPR of indirect calls.
23960
23961 2011-04-21  Tristan Gingold  <gingold@adacore.com>
23962
23963         * vmsdbgout.c (write_srccorr): Compute file length from the string.
23964         (dst_file_info_struct): Remove flen field.
23965         (lookup_filename): Remove code that set flen field.
23966
23967 2011-04-21  Tristan Gingold  <gingold@adacore.com>
23968
23969         * config/ia64/ia64.c (ia64_start_function): Add a guard.
23970
23971 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
23972
23973         PR target/48708
23974         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
23975         vec_extract and vec_concat for non-SSE4_1 targets.
23976
23977 2011-04-21  Richard Guenther  <rguenther@suse.de>
23978
23979         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
23980         return statements.
23981
23982 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
23983
23984         * config/i386/cygming.h (union tree_node, TREE): Don't define or
23985         undefine.
23986         (FILE): Don't undefine.
23987
23988 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
23989
23990         * config/alpha/alpha.c (struct machine_function): Use rtx, not
23991         struct rtx_def *.
23992         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
23993         struct rtx_def *.
23994         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
23995         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
23996         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
23997         rtx_def *.
23998         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
23999         definitions where used.
24000         * config/microblaze/microblaze.h (struct microblaze_args): Use
24001         rtx, not struct rtx_def *.
24002         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
24003         rtx_def *.
24004         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
24005         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
24006         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
24007         not struct rtx_def *.
24008         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
24009         struct rtx_def *.
24010         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
24011         rtx_def *.
24012         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
24013
24014 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24015
24016         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
24017         operand_equal_p to compare DR_BASE_ADDRESSes.
24018         (vect_check_interleaving): Likewise.
24019
24020 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24021
24022         PR target/46329
24023         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
24024         for all Neon struct constants.
24025
24026 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24027
24028         * target.def (legitimate_constant_p): New hook.
24029         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
24030         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
24031         * doc/tm.texi: Regenerate.
24032         * hooks.h (hook_bool_mode_rtx_true): Declare.
24033         * hooks.c (hook_bool_mode_rtx_true): Define.
24034         * system.h (LEGITIMATE_CONSTANT_P): Poison.
24035         * calls.c (precompute_register_parameters): Replace uses of
24036         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
24037         (emit_library_call_value_1): Likewise.
24038         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
24039         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
24040         * ira-costs.c (scan_one_insn): Likewise.
24041         * recog.c (general_operand, immediate_operand): Likewise.
24042         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
24043         * reload1.c (init_eliminable_invariants): Likewise.
24044
24045         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
24046         mode argument.
24047         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
24048         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
24049         argument.
24050         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24051         * config/alpha/predicates.md (input_operand): Update call to
24052         alpha_legitimate_constant_p.
24053
24054         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
24055         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
24056         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
24057         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24058         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
24059         (arm_legitimate_constant_p): New functions.
24060         (arm_cannot_force_const_mem): Make static.
24061
24062         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
24063
24064         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
24065         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
24066         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
24067         instead of bfin_legitimate_constant_p.
24068         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
24069         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24070
24071         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
24072
24073         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
24074
24075         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
24076         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
24077         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24078         (frv_legitimate_constant_p): Make static.  Add a mode argument.
24079
24080         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
24081         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
24082         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
24083
24084         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
24085         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
24086         * config/i386/i386.c (legitimate_constant_p): Rename to...
24087         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
24088         argument.
24089         (ix86_cannot_force_const_mem): Update accordingly.
24090         (ix86_legitimate_address_p): Likewise.
24091         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24092         * config/i386/i386.md: Update commentary.
24093
24094         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
24095         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
24096         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24097         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
24098
24099         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
24100
24101         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
24102         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
24103         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24104         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
24105
24106         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
24107         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
24108         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
24109
24110         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
24111         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24112         (m32r_legitimate_constant_p): New function.
24113
24114         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
24115         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
24116         LEGITIMATE_CONSTANT_P.
24117         (LEGITIMATE_CONSTANT_P): Delete.
24118         * config/m68k/m68k.c (m68k_expand_prologue): Call
24119         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
24120         (m68k_legitimate_constant_p): New function.
24121         * config/m68k/m68k.md: Update comments.
24122
24123         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
24124         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24125         (mcore_legitimate_constant_p): New function.
24126
24127         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
24128         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
24129         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
24130         Add a mode argument.
24131         (mep_legitimate_address): Update accordingly.
24132         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24133
24134         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
24135         Delete.
24136         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
24137         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
24138         static.  Check OP's mode for VOIDmode.
24139         (microblaze_legitimate_constant_p): New function.
24140         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24141
24142         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
24143         * config/mips/mips.c (mips_legitimate_constant_p): New function.
24144         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
24145         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24146         * config/mips/predicates.md: Update comments.
24147
24148         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
24149         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
24150         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24151         (mmix_legitimate_constant_p): Make static, return a bool, and take
24152         a mode argument.
24153         (mmix_print_operand_address): Update accordingly.
24154
24155         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
24156         Delete.
24157         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
24158         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
24159         static.  Add a mode argument.
24160         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24161
24162         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
24163
24164         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
24165         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24166         (pa_legitimate_constant_p): New function.
24167
24168         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
24169
24170         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
24171         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24172         (pdp11_legitimate_constant_p): New function.
24173
24174         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
24175         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24176         (rs6000_legitimate_constant_p): New function.
24177
24178         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
24179         (rx_legitimate_constant_p): ...this.
24180         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
24181         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
24182         (rx_legitimate_constant_p): ...this.
24183         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24184         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
24185
24186         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
24187         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
24188         * config/s390/s390.c (legitimate_constant_p): Rename to...
24189         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
24190         and add a mode argument.
24191         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24192
24193         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
24194
24195         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
24196         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24197         (sh_legitimate_constant_p): New function.
24198
24199         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
24200         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
24201         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24202         (legitimate_constant_p): Rename to...
24203         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
24204         argument.
24205         (constant_address_p): Update accordingly.
24206
24207         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
24208         argument and return a bool.
24209         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
24210         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24211         (spu_legitimate_constant_p): Add a mode argument and return a bool.
24212         (spu_rtx_costs): Update accordingly.
24213         * config/spu/predicates.md (vec_imm_operand): Likewise.
24214
24215         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
24216
24217         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
24218         * config/v850/v850.c (v850_legitimate_constant_p): New function.
24219         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24220
24221         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
24222         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
24223         * config/vax/vax.c (legitimate_constant_p): Likewise.
24224
24225         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
24226         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24227         (xtensa_legitimate_constant_p): New function.
24228
24229 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24230
24231         * target.def (cannot_force_const_mem): Add a mode argument.
24232         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
24233         * doc/tm.texi: Regenerate.
24234         * hooks.h (hook_bool_mode_rtx_false): Declare.
24235         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
24236         (hook_bool_mode_const_rtx_true): Likewise.
24237         (hook_bool_mode_rtx_false): New function.
24238         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
24239         to be non-VOID.  Update call to cannot_force_const_mem.
24240         (find_reloads): Update accordingly.
24241         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
24242         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
24243         argument.
24244         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
24245         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
24246         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
24247         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
24248         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
24249         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
24250         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
24251         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
24252         (m68k_cannot_force_const_mem): ...this new function.
24253         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
24254         argument.
24255         (mips_const_insns, mips_legitimize_const_move): Update calls.
24256         (mips_secondary_reload_class): Likewise.
24257         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
24258         (pa_cannot_force_const_mem): ...this new function.
24259         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
24260         (rs6000_cannot_force_const_mem): ...this new function.
24261         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
24262         argument.
24263         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
24264         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
24265         to...
24266         (xtensa_cannot_force_const_mem): ...this new function.
24267
24268 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24269
24270         * config/mips/mips.c (mips16_build_function_stub): Call
24271         build_function_type_list instead of build_function_type.
24272         (mips16_build_call_stub): Likewise.
24273
24274 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24275
24276         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
24277         instead of build_function_type.
24278
24279 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24280
24281         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
24282         instead of build_function_type.
24283
24284 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
24285
24286         PR target/48678
24287         * config/i386/i386.md (insv): Change operand 0 constraint to
24288         "register_operand".  Change operand 1 and 2 constraint to
24289         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
24290         * config/i386/sse.md (sse4_1_pinsrb): Export.
24291         (sse2_pinsrw): Ditto.
24292         (sse4_1_pinsrd): Ditto.
24293         (sse4_1_pinsrq): Ditto.
24294         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
24295         * config/i386/i386.c (ix86_expand_pinsr): New.
24296
24297 2011-04-20  Easwaran Raman  <eraman@google.com>
24298
24299         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
24300         containing union type only with -fstrict-aliasing.
24301
24302 2011-04-20  Jim Meyering  <meyering@redhat.com>
24303
24304         Remove useless if-before-free tests.
24305         * calls.c (expand_call, save_area): Likewise.
24306         * cfgcleanup.c (try_forward_edges): Likewise.
24307         * collect2.c (collect_execute): Likewise.
24308         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
24309         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
24310         * coverage.c (coverage_checksum_string): Likewise.
24311         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
24312         * cselib.c (cselib_init): Likewise.
24313         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
24314         (df_set_clean_cfg): Likewise.
24315         * function.c (free_after_compilation): Likewise.
24316         * gcc.c (do_spec_1, main): Likewise.
24317         * gcov.c (create_file_names): Likewise.
24318         * gensupport.c (identify_predicable_attribute): Likewise.
24319         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
24320         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
24321         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
24322         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
24323         * ipa-pure-const.c (local_pure_const): Likewise.
24324         * ipa-reference.c (propagate): Likewise.
24325         * ira-costs.c (free_ira_costs): Likewise.
24326         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
24327         * matrix-reorg.c (mat_free): Likewise.
24328         * prefix.c (get_key_value): Likewise.
24329         * profile.c (compute_value_histograms): Likewise.
24330         * reload1.c (free_reg_equiv): Likewise.
24331         * sched-deps.c (free_deps): Likewise.
24332         * sel-sched-ir.c (fence_clear): Likewise.
24333         * sese.c (set_rename, if_region_set_false_region): Likewise.
24334         * tree-data-ref.c (free_rdg): Likewise.
24335         * tree-eh.c (lower_try_finally): Likewise.
24336         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
24337         * tree-ssa-live.c (delete_var_map): Likewise.
24338         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
24339         * tree-ssa-pre.c (phi_trans_add): Likewise.
24340
24341 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
24342
24343         PR tree-optimization/48611
24344         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
24345         beyond ERT_MUST_NOT_THROW region.
24346
24347 2011-04-20  Catherine Moore  <clm@codesourcery.com>
24348
24349         * config/mips/mips.opt (mfix-24k): New.
24350         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
24351         * config/mips/mips.md (length): Increase by 4 for stores if
24352         fixing 24K errata.
24353         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
24354         all noreorder if fixing 24K errata.
24355         * doc/invoke.texi: Document mfix-24k.
24356
24357 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
24358
24359         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
24360         quad-word modes, reduce to 9-bit index range when above 1016 limit.
24361
24362 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24363
24364         * config/arm/arm.c (arm_gen_constant): Move movw support ....
24365         (const_ok_for_op): ... to here.
24366
24367 2011-04-20  Kai Tietz  <ktietz@redhat.com>
24368
24369         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
24370         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
24371
24372 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24373
24374         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
24375
24376 2011-04-20  Richard Guenther  <rguenther@suse.de>
24377
24378         PR tree-optimization/47892
24379         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
24380         are if-convertible.
24381
24382 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
24383
24384         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
24385
24386 2011-04-20  Tristan Gingold  <gingold@adacore.com>
24387
24388         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
24389
24390 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
24391
24392         PR target/18145
24393
24394         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
24395         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
24396         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
24397         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
24398         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
24399
24400         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
24401         New prototype.
24402
24403         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
24404         (avr_asm_named_section, avr_asm_output_aligned_common,
24405         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
24406         New functions to update...
24407         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
24408         (avr_asm_init_sections): Overwrite section callbacks for
24409         data_section, bss_section.
24410         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
24411         from here to...
24412         (avr_file_end): ...here.
24413
24414 2011-04-20  Richard Guenther  <rguenther@suse.de>
24415
24416         PR middle-end/48695
24417         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
24418         objects and types here.  Adjust for their offset before comparing.
24419
24420 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
24421
24422         * tree-vect-stmts.c (vectorizable_store): Only chain one related
24423         statement per copy.
24424
24425 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
24426
24427         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
24428         (GIMPLE_H): Include $(INTERNAL_FN_H).
24429         (OBJS-common): Add internal-fn.o.
24430         (internal-fn.o): New rule.
24431         * internal-fn.def: New file.
24432         * internal-fn.h: Likewise.
24433         * internal-fn.c: Likewise.
24434         * gimple.h: Include internal-fn.h.
24435         (GF_CALL_INTERNAL): New gf_mask.
24436         (gimple_statement_call): Put fntype into a union with a new
24437         internal_fn field.
24438         (gimple_build_call_internal): Declare.
24439         (gimple_build_call_internal_vec): Likewise.
24440         (gimple_call_same_target_p): Likewise.
24441         (gimple_call_internal_p): New function.
24442         (gimple_call_internal_fn): Likewise.
24443         (gimple_call_fntype): Return null for internal calls.
24444         (gimple_call_set_fntype): Assert that the function is not internal.
24445         (gimple_call_set_fn): Likewise.
24446         (gimple_call_set_fndecl): Likewise.
24447         (gimple_call_set_internal_fn): New function.
24448         (gimple_call_addr_fndecl): Handle null functions.
24449         (gimple_call_return_type): Likewise null types.
24450         * gimple.c (gimple_build_call_internal_1): New function.
24451         (gimple_build_call_internal): Likewise.
24452         (gimple_build_call_internal_vec): Likewise.
24453         (gimple_call_same_target_p): Likewise.
24454         (gimple_call_flags): Handle calls to internal functions.
24455         (gimple_call_fnspec): New function.
24456         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
24457         (gimple_has_side_effects): Handle null functions.
24458         (gimple_rhs_has_side_effects): Likewise.
24459         (gimple_call_copy_skip_args): Handle calls to internal functions.
24460         * cfgexpand.c (expand_call_stmt): Likewise.
24461         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
24462         * gimple-fold.c (gimple_fold_call): Handle null functions.
24463         (gimple_fold_stmt_to_constant_1): Don't fold
24464         calls to internal functions.
24465         * gimple-low.c (gimple_check_call_args): Handle calls to internal
24466         functions.
24467         * gimple-pretty-print.c (dump_gimple_call): Likewise.
24468         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
24469         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
24470         (do_warn_unused_result): Likewise.
24471         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
24472         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
24473         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
24474         the target of a call.
24475         (initialize_hash_element): Update accordingly.
24476         (hashable_expr_equal_p): Use gimple_call_same_target_p.
24477         (iterative_hash_hashable_expr): Handle calls to internal functions.
24478         (print_expr_hash_elt): Likewise.
24479         * tree-ssa-pre.c (can_value_number_call): Likewise.
24480         (eliminate): Handle null functions.
24481         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
24482         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
24483         (find_func_aliases): Likewise.
24484         * value-prof.c (gimple_ic_transform): Likewise.
24485         (gimple_indirect_call_to_profile): Likewise.
24486         * lto-streamer-in.c (input_gimple_stmt): Likewise.
24487         * lto-streamer-out.c (output_gimple_stmt): Likewise.
24488
24489 2011-04-19  Jan Hubicka  <jh@suse.cz>
24490
24491         * ipa-inline-transform.c (save_inline_function_body): Add comments.
24492         * ipa-inline.c (inline_small_functions): Compute summaries first,
24493         populate heap later.
24494
24495 2011-04-19  Jan Hubicka  <jh@suse.cz>
24496
24497         * cgraph.h (save_inline_function_body): Remove.
24498         * ipa-inline-transform.c: New file, broke out of...
24499         * ipa-inline.c: ... this one; Update toplevel comment.
24500         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
24501         make global.
24502         (update_noncloned_frequencies): Move to ipa-inline-transform.c
24503         (cgraph_mark_inline_edge): Rename to inline_call; move to
24504         ipa-inline-transform.c.
24505         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
24506         move to ipa-inline-transform.c
24507         (recursive_inlining, inline_small_functions, flatten_function,
24508         ipa_inline, inline_always_inline_functions,
24509         early_inline_small_functions): Update.
24510         (inline_transform): Move to ipa-inline-transform.c.
24511         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
24512         Declare.
24513         * Makefile.in (ipa-inline-transform.o): New file.
24514         * cgraphunit.c (save_inline_function_body): Move to
24515         ipa-inline-transform.c
24516
24517 2011-04-19  DJ Delorie  <dj@redhat.com>
24518
24519         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
24520         registers if we already know there aren't any.
24521         (m32c_emit_epilogue): Don't emit a barrier here.
24522         (m32c_emit_eh_epilogue): Likewise.
24523         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
24524         operands at expand time.
24525         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
24526         int" wchar type.
24527         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
24528         duplicates.  Provide aliases instead.
24529         * config/m32c/prologue.md (eh_return): Emit a barrier here.
24530         (eh_epilogue): Add a "(return)" here as a hint to other parts of
24531         the compiler.
24532
24533 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
24534
24535         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
24536         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
24537         (general_or_i64_p, sparc_register_move_cost): New function.
24538
24539 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24540
24541         * doc/install.texi (Configuration, --enable-threads): Remove mach.
24542         Add lynx, mipssde.  Sort table.
24543
24544 2011-04-19  Xinliang David Li  <davidxl@google.com>
24545
24546         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
24547         not negative.
24548
24549 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
24550
24551         PR target/48678
24552         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
24553         is a SUBREG with non-MODE_INT mode inside of it.
24554
24555 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24556
24557         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
24558         also according to actual contants.
24559         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
24560         (gimple_fold_call): Use it.
24561         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
24562
24563 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24564
24565         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
24566         non-pointer assignments.
24567
24568 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24569
24570         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
24571         account anc_offset and otr_type from the indirect edge info.
24572         * ipa-prop.c (get_ancestor_addr_info): New function.
24573         (compute_complex_ancestor_jump_func): Assignment analysis moved to
24574         get_ancestor_addr_info, call it.
24575         (ipa_note_param_call): Do not initialize information about polymorphic
24576         calls, return the indirect call graph edge.  Remove the last
24577         parameter, adjust all callers.
24578         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
24579         parameters.  Initialize polymorphic information in the indirect edge.
24580
24581 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
24582
24583         PR lto/48148
24584         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
24585         the types if they have different enumeration identifiers.
24586
24587 2011-04-19  Jan Hubicka  <jh@suse.cz>
24588
24589         * cgraph.h (cgraph_optimize_for_size_p): Declare.
24590         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
24591         * predict.c (cgraph_optimize_for_size_p): Break out from ...
24592         (optimize_function_for_size_p) ... here.
24593
24594 2011-04-19  Richard Guenther  <rguenther@suse.de>
24595
24596         PR lto/48207
24597         * tree.c (free_lang_data): Do not reset the decl-assembler-name
24598         langhook.
24599
24600 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
24601
24602         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
24603         if DECL_NO_INLINE_WARNING_P is set on the function.
24604
24605 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
24606
24607         PR fortran/47976
24608         * reload1.c (inc_for_reload): Return void. All callers changed.
24609         (emit_input_reload_insns): Don't try to delete previous output
24610         reloads to a register, or record spill_reg_store for autoincs.
24611
24612 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
24613
24614         * gengtype.h: Updated copyright year.
24615         (struct input_file_st): Add inpisplugin field.
24616         (type_fileloc): New function.
24617         * gengtype.c
24618         (write_typed_struct_alloc_def): Add gcc_assert.
24619         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
24620         (write_typed_alloc_defns): Don't output for plugin files.
24621         (input_file_by_name): Clear inpisplugin field.
24622         (main): Set inpisplugin field for plugin files.
24623
24624 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
24625
24626         * gengtype-state.c (string_eq): New.
24627         (read_state): Use string_eq instead of strcmp when creating the
24628         state_ident_tab.
24629
24630 2011-04-19  Wei Guozhi  <carrot@google.com>
24631
24632         PR target/47855
24633         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
24634         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
24635         linkage.
24636         * config/arm/constraints.md (Uu): New constraint.
24637         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
24638
24639 2011-04-19  Tristan Gingold  <gingold@adacore.com>
24640
24641         * config.gcc (-*-*-*vms): Added.
24642         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
24643         definitions moved.
24644         * config/vms/vms-ld.c: New file.
24645         * config/vms/vms-ar.c: New file.
24646         * config/vms/t-vmsnative: New file.
24647
24648 2011-04-18  Xinliang David Li  <davidxl@google.com>
24649
24650         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
24651
24652 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
24653
24654         PR middle-end/48661
24655         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
24656         if TREE_TYPE (v) is non-NULL.
24657
24658         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
24659         gimple_get_virt_mehtod_for_binfo.
24660         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
24661         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
24662         callers.
24663         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
24664
24665 2011-04-18  Michael Matz  <matz@suse.de>
24666             Steve Ellcey  <sje@cup.hp.com>
24667
24668         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
24669         use its mode as source mode if it isn't VOIDmode.
24670
24671 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
24672
24673         * doc/passes.texi: Fill crossref nodes.
24674
24675 2011-04-18  Jim Meyering  <meyering@redhat.com>
24676
24677         Fix doubled-word typos in comments and strings
24678         * config/alpha/vms-unwind.h: s/for for/for/
24679         * config/arm/unwind-arm.h: Likewise.
24680         * config/microblaze/microblaze.c: Likewise.
24681         * config/sh/constraints.md: s/in in/in/
24682         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
24683
24684 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
24685
24686         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
24687         (AVX_FLOAT_MODE_P): Ditto.
24688         (AVX128_VEC_FLOAT_MODE_P): Ditto.
24689         (AVX256_VEC_FLOAT_MODE_P): Ditto.
24690         (AVX_VEC_FLOAT_MODE_P): Ditto.
24691         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
24692         (UNSPEC_MASKSTORE): Ditto.
24693         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
24694         Merge from <sse>_movmsk<ssemodesuffix> and
24695         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
24696         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
24697         iterator.
24698         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
24699         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
24700         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
24701
24702 2011-04-18  Jan Hubicka  <jh@suse.cz>
24703
24704         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
24705
24706         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
24707         (want_inline_function_called_once_p): Break out the logic from
24708         ipa_inline.
24709         (edge_badness): Ensure that profile is not misupdated.
24710         (lookup_recursive_calls): Prioritize by call frequencies.
24711         (inline_small_functions): Move program size estimates here;
24712         actually process whole queue even when unit growth has been
24713         met. (to properly compute inline_failed reasons and for the
24714         case unit size decrease.) Revisit comments on recursive inlining.
24715         (ipa_inline): Remove unit summary code; first inline hot calls
24716         of functions called once, cold calls next.
24717         (order, nnodes): Remove unused variables.
24718         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
24719         (GTFILES): Remove ipa-inline.c
24720         * sel-sched.c (fill_insns): Silence uninitialized var warning.
24721
24722 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
24723
24724         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
24725
24726 2011-04-18  Jie Zhang  <jie@codesourcery.com>
24727             Richard Earnshaw  <rearnsha@arm.com>
24728
24729         * arm.c (neon_builtin_type_bits): Remove.
24730         (typedef enum neon_builtin_mode): New.
24731         (T_MAX): Don't define.
24732         (typedef enum neon_builtin_datum): Remove bits, codes[],
24733         num_vars and base_fcode.  Add mode, code and fcode.
24734         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
24735         VAR10): Change accordingly.
24736         (neon_builtin_data[]): Change accordingly
24737         (arm_init_neon_builtins): Change accordingly.
24738         (neon_builtin_compare): Remove.
24739         (locate_neon_builtin_icode): Remove.
24740         (arm_expand_neon_builtin): Change accordingly.
24741
24742         * arm.h (enum arm_builtins): Move to ...
24743         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
24744
24745         * arm.c (arm_builtin_decl): Declare.
24746         (TARGET_BUILTIN_DECL): Define.
24747         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
24748         (arm_builtin_decls[]): New.
24749         (arm_init_neon_builtins): Store builtin declarations in
24750         arm_builtin_decls[].
24751         (arm_init_tls_builtins): Likewise.
24752         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
24753         (arm_builtin_decl): New.
24754
24755 2011-04-18  Richard Guenther  <rguenther@suse.de>
24756
24757         * tree.c (upper_bound_in_type): Build properly canonicalized
24758         INTEGER_CSTs.
24759         (lower_bound_in_type): Likewise.
24760
24761 2011-04-18  Richard Guenther  <rguenther@suse.de>
24762
24763         * gimple.h (gimple_call_addr_fndecl): New function.
24764         (gimple_call_fndecl): Use it.
24765         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
24766         for direct calls.
24767         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
24768         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
24769
24770 2011-04-18  Richard Guenther  <rguenther@suse.de>
24771
24772         PR middle-end/48650
24773         * tree.c (build_string): STRING_CST is now derived from tree_typed.
24774
24775 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
24776
24777         PR lto/48492
24778         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
24779         DECL_IN_CONSTANT_POOL without RTL.
24780
24781 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
24782             Ira Rosen  <ira.rosen@linaro.org>
24783
24784         PR target/48252
24785         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
24786         to match neon_vzip/vuzp/vtrn_internal.
24787         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
24788         outputs explicitly dependent on both inputs.
24789         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
24790
24791 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
24792
24793         PR tree-optimization/48616
24794         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
24795         whether the shift is by scalar or vector based on whether all SLP
24796         scalar stmts have the same rhs.
24797
24798 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
24799
24800         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
24801         memory operands.
24802
24803 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
24804
24805         PR target/43700
24806         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
24807         registers.
24808
24809 2011-04-17  Jan Hubicka  <jh@suse.cz>
24810
24811         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
24812         * cgrpahunit.c (cgraph_finalize_function): Do not set
24813         finalized_by_frontend.
24814         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
24815         finalized_by_frontend.
24816
24817 2011-04-17  Jan Hubicka  <jh@suse.cz>
24818
24819         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
24820         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
24821         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
24822         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
24823         method.
24824         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
24825         gimple-fold.c
24826         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
24827
24828 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
24829
24830         PR lto/48538
24831         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
24832         is non-null before accessing it.
24833         (input_cgraph): Remove trailing spaces.
24834
24835 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24836
24837         * params.def (sms-min-sc): New param flag.
24838         * modulo-sched.c (sms_schedule): Use it.
24839         * doc/invoke.texi (sms-min-sc): Document it.
24840
24841 2011-04-17  Jan Hubicka  <jh@suse.cz>
24842
24843         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
24844         present, also set gimple_call_set_cannot_inline.
24845         * ipa-inline.c: Update toplevel comment.
24846         (MAX_TIME): Remove.
24847         (cgraph_clone_inlined_nodes): Fix linebreaks.
24848         (cgraph_check_inline_limits): Restructure to ...
24849         (caller_growth_limits): ... this one; be more tolerant
24850         on growth in nested inline chains; add explanatory comment;
24851         fix stack accounting thinko introduced by previous patch.
24852         (cgraph_default_inline_p): Remove.
24853         (report_inline_failed_reason): New function.
24854         (can_inline_edge_p): New function.
24855         (can_early_inline_edge_p): New function.
24856         (leaf_node_p): Move upwards in file.
24857         (want_early_inline_function_p): New function.
24858         (want_inline_small_function_p): New function.
24859         (want_inline_self_recursive_call_p): New function.
24860         (cgraph_edge_badness): Rename to ...
24861         (edge_badness) ... this one; fix linebreaks.
24862         (update_edge_key): Update call of edge_baddness; add
24863         detailed dump about queue updates.
24864         (update_caller_keys): Use can_inline_edge_p and
24865         want_inline_small_function_p.
24866         (cgraph_decide_recursive_inlining): Rename to...
24867         (recursive_inlining): Use can_inline_edge_p and
24868         want_inline_self_recursive_call_p; simplify and remove no longer
24869         valid FIXME.
24870         (cgraph_set_inline_failed): Remove.
24871         (add_new_edges_to_heap): Use can_inline_edge_p and
24872         want_inline_small_function_p.
24873         (cgraph_decide_inlining_of_small_functions): Rename to ...
24874         (inline_small_functions): ... this one; cleanup; use
24875         can/want predicates; cleanup debug ouput; work edges till fibheap
24876         is exhausted and do not stop once unit growth is reached; remove
24877         later loop processing remaining edges.
24878         (cgraph_flatten): Rename to ...
24879         (flatten_function): ... this one; use can_inline_edge_p
24880         and can_early_inline_edge_p predicates.
24881         (cgraph_decide_inlining): Rename to ...
24882         (ipa_inline): ... this one; remove unreachable nodes before
24883         inlining functions called once; simplify the pass.
24884         (cgraph_perform_always_inlining): Rename to ...
24885         (inline_always_inline_functions): ... this one; use
24886         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
24887         (cgraph_decide_inlining_incrementally): Rename to ...
24888         (early_inline_small_functions): ... this one; simplify
24889         using new predicates; cleanup; make dumps prettier.
24890         (cgraph_early_inlining): Rename to ...
24891         (early_inliner): newer inline regular functions into always-inlines;
24892         fix updating of call stmt summaries.
24893         (pass_early_inline): Update for new names.
24894         (inline_transform): Fix formating.
24895         (gate_cgraph_decide_inlining): Rename to ...
24896         (pass_ipa_inline): ... this one.
24897         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
24898         * ipa-inline-analysis.c (dump_inline_summary): Update.
24899         (compute_inline_parameters): Do not compute disregard_inline_limits;
24900         look for mismatching arguments.
24901         (estimate_growth): Fix handlig of non-trivial self recursion.
24902         (inline_read_summary): Do not read info->disregard_inline_limits.
24903         (inline_write_summary): Do not write info->disregard_inline_limits.
24904         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
24905         and move all checks into can_inline_edge_p predicate; re-enable code
24906         comparing optimization levels.
24907         (expand_call_inline): Do not test inline_forbidden_into_p.
24908         * Makefile.in (ipa-inline.o): Update arguments.
24909
24910 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24911
24912         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
24913
24914 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24915
24916         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
24917
24918 2011-04-17  Michael Matz  <matz@suse.de>
24919
24920         PR tree-optimization/48622
24921         PR lto/48645
24922         * ipa-inline-analysis.c (inline_read_summary): Read size/time
24923         in same order as they're written.
24924
24925 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24926
24927         * config/pa/predicates.md: Reorganize and simplify predicates.
24928         Eliminate duplicate code checks.
24929         (arith_operand): Rename to arith14_operand
24930         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
24931         * config/pa/pa.md: Use renamed operands.
24932         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
24933         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
24934         arith11_operand, adddi3_operand, indexed_memory_operand,
24935         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
24936         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
24937         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
24938         move_dest_operand, move_src_operand, prefetch_cc_operand,
24939         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
24940         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
24941         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
24942         div_operand, int5_operand, movb_comparison_operator,
24943         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
24944         arith_double_operand, ireg_operand, lhs_lshift_operand,
24945         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
24946         integer_store_memory_operand): Likewise.
24947         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
24948         (integer_store_memory_operand, read_only_operand,
24949         function_label_operand, borx_reg_operand,
24950         non_hard_reg_operand): Likewise.
24951         (eq_neq_comparison_operator): Delete unused operator.
24952         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
24953         function_label_operand.
24954         (emit_move_sequence): Likewise.
24955
24956 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
24957
24958         * config/i386/sse.md (sseunpackmode): New mode attribute.
24959         (ssepackmode): Ditto.
24960         (vec_pack_trunc_<mode>): Macroize expander from
24961         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
24962         (vec_unpacks_lo_<mode>): Macroize expander from
24963         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24964         (vec_unpacks_hi_<mode>): Macroize expander from
24965         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24966         (vec_unpacku_lo_<mode>): Macroize expander from
24967         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24968         (vec_unpacku_hi_<mode>): Macroize expander from
24969         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
24970         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
24971         ix86_expand_sse4_unpack.
24972         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
24973
24974 2011-04-16  Jan Hubicka  <jh@suse.cz>
24975
24976         * cgraphbuild.c: Include ipa-inline.h.
24977         (reset_inline_failed): Use initialize_inline_failed.
24978         * cgraph.c: Include ipa-inline.h.
24979         (cgraph_create_node_1): Do not initialize estimated_growth.
24980         (initialize_inline_failed): More to ipa-inline-analysis.c
24981         (dump_cgraph_node): Do not dump inline flags.
24982         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
24983         and disregard_inline_limits flags.
24984         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
24985         time, size, estimated_growth.
24986         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
24987         Update.
24988         * cgraphunit.c (cgraph_decide_is_function_needed): Use
24989         DECL_DISREGARD_INLINE_LIMITS.
24990         (cgraph_analyze_function): Do not initialize
24991         node->local.disregard_inline_limits.
24992         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
24993         inlinable, versionable and disregard_inline_limits.
24994         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
24995         cgraph_check_inline_limits, cgraph_default_inline_p,
24996         cgraph_edge_badness, update_caller_keys, update_callee_keys,
24997         add_new_edges_to_heap): Update.
24998         (cgraph_decide_inlining_of_small_function): Update; set
24999         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
25000         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
25001         cgraph_decide_inlining_incrementally): Update.
25002         * ipa-inline.h (inline_summary): Add inlinable, versionable,
25003         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
25004         time, size and estimated_growth parameters.
25005         (estimate_edge_growth): Update.
25006         (initialize_inline_failed): Declare.
25007         * ipa-split.c: Include ipa-inline.h
25008         (execute_split_functions): Update.
25009         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
25010         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
25011         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
25012         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
25013         estimated_growth to INT_MIN.
25014         (inline_node_duplication_hook): Likewise.
25015         (dump_inline_summary): Dump new fields.
25016         (compute_inline_parameters): Update.
25017         (estimate_edge_time, estimate_time_after_inlining,
25018         estimate_size_after_inlining, estimate_growth, inline_read_summary,
25019         inline_write_summary):
25020         (initialize_inline_failed): Move here from cgraph.c.
25021         * tree-sra.c: Include ipa-inline.h.
25022         (ipa_sra_preliminary_function_checks): Update.
25023         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
25024         ipa-inline.h.
25025
25026 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
25027
25028         * config/i386/sse.md (V16): New mode iterator.
25029         (VI1, VI8): Ditto.
25030         (AVXMODEQI, AVXMODEDI): Remove.
25031         (sse2, sse3): New mode attribute.
25032         (mov<mode>): Use V16 mode iterator.
25033         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
25034         (push<mode>1): Use V16 mode iterator.
25035         (movmisalign<mode>): Ditto.
25036         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
25037         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
25038         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
25039         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
25040         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
25041         avx_movdqu<avxmodesuffix>.
25042         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
25043         *avx_movdqu<avxmodesuffix>.
25044         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
25045         avx_lddqu<avxmodesuffix>.
25046         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
25047         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
25048         avx_movnt<AVXMODEDI:mode>.
25049         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
25050         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
25051
25052 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
25053
25054         PR target/48629
25055         * haifa-sched.c (prune_ready_list, schedule_block): Use
25056         sched_pressure_p rather than flag_sched_pressure.
25057
25058 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
25059
25060         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
25061         cgraph_get_node instead of cgraph_get_create_node.
25062
25063 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
25064
25065         * cfgexpand.c (expand_debug_expr): Use
25066         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
25067
25068 2011-04-15  Michael Matz  <matz@suse.de>
25069
25070         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
25071         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
25072         * function.c (gimplify_parameters): Ditto.
25073         * gimplify.c (gimplify_vla_decl): Ditto.
25074
25075         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
25076         (gimple_call_set_alloca_for_var): New inline function.
25077         (gimple_call_alloca_for_var_p): Ditto.
25078         * gimple.c (gimple_build_call_from_tree): Remember
25079         CALL_ALLOCA_FOR_VAR_P state.
25080         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
25081
25082         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
25083         calls if they were for VLA objects.
25084
25085 2011-04-15  Martin Jambor  <mjambor@suse.cz>
25086
25087         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
25088         of ADR_EXPRs.
25089
25090 2011-04-15  Martin Jambor  <mjambor@suse.cz>
25091
25092         PR middle-end/48601
25093         * tree-emutls.c (lower_emutls_function_body): Call
25094         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
25095         result is non-NULL.
25096
25097 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
25098
25099         * c-decl.c (detect_field_duplicates): Call
25100         objc_detect_field_duplicates instead of objc_get_interface_ivars.
25101
25102 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
25103
25104         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
25105         * gimple.c (gimple_asm_clobbers_memory_p): Define.
25106         * ipa-pure-const.c (check_stmt): Call it.
25107         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
25108
25109 2011-04-15  Richard Guenther  <rguenther@suse.de>
25110
25111         PR tree-optimization/48290
25112         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
25113         Properly decide inhibiting propagation based on the valueized
25114         operand.  Do loop-closed SSA form preserving here ...
25115         (init_copy_prop): ... not here.
25116
25117 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
25118
25119         PR target/48612
25120         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
25121         (*ieee_smax<mode>3): Likewise.
25122
25123 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
25124
25125         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
25126         Replace match_operand with match_dup for the third operand in
25127         these expanders.
25128
25129 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
25130
25131         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
25132         to track processing of conditionals.  Update all callers.
25133         (try_combine, simplify_if_then_else): Update.
25134
25135 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
25136
25137         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
25138         -fsched-pressure.
25139
25140 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
25141
25142         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
25143         instead of match_operand for operand 3.
25144
25145 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
25146
25147         * recog.h (insn_operand_data): Add an "allows_mem" field.
25148         * genoutput.c (output_operand_data): Initialize it.
25149         * optabs.c (maybe_legitimize_operand_same_code): New function.
25150         (maybe_legitimize_operand): Use it when matching the original
25151         op->value.
25152
25153 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
25154
25155         * gimplify.c: Fix issues in comments throughout.
25156         (voidify_wrapper_expr): Fix long line.
25157         (build_stack_save_restore): Likewise.
25158         (gimplify_loop_expr): Likewise.
25159         (gimplify_compound_lval): Likewise.
25160         (gimplify_init_ctor_eval): Likewise.
25161         (gimplify_modify_expr_rhs): Likewise.
25162         (omp_notice_threadprivate_variable): Likewise.
25163
25164 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
25165
25166         * cfgexpand.c (expand_call_stmt): Convert the function type to the
25167         original one if this is not a builtin function.
25168
25169 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
25170
25171         PR target/48605
25172         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
25173         offset it as needed based on top 2 bits in operands[3], change
25174         MEM mode to SFmode and mask those 2 bits away from operands[3].
25175
25176 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
25177
25178         * c-parser.c (c_parser_objc_protocol_definition): Updated for
25179         change from objc_declare_protocols() to objc_declare_protocol().
25180
25181 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
25182
25183         * config/i386/sse.md (sse4_1): New mode attribute.
25184         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
25185         avx_blend<ssemodesuffix><avxmodesuffix> and
25186         sse4_1_blend<ssemodesuffix> using VF mode iterator.
25187         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
25188         avx_blendv<ssemodesuffix><avxmodesuffix> and
25189         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
25190         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
25191         avx_dp<ssemodesuffix><avxmodesuffix> and
25192         sse4_1_dp<ssemodesuffix> using VF mode iterator.
25193         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
25194         (sse4_1_packusdw): Merge with *avx_packusdw.
25195         (sse4_1_pblendvb): Merge with *avx_pblendvb.
25196         (sse4_1_pblendw): Merge with *avx_pblendw.
25197         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
25198         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
25199         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
25200         VF mode iterator.
25201         (sse4_1_round<ssescalarmodesuffix>): Merge with
25202         *avx_round<ssescalarmodesuffix>.
25203         (aesenc): Merge with *avx_aesenc.
25204         (aesenclast): Merge with *avx_aesenclast.
25205         (aesdec): Merge with *avx_aesdec.
25206         (aesdeclast): Merge with *avx_aesdeclast.
25207         (pclmulqdq): Merge with *pclmulqdq.
25208         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
25209         New predicate.
25210         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
25211
25212 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
25213
25214         PR middle-end/48608
25215         * cfgexpand.c (get_decl_align_unit): Renamed to ...
25216         (align_local_variable): This.  Update DECL_ALIGN.
25217         (add_stack_var): Updated.
25218         (expand_one_stack_var): Likewise.
25219
25220 2011-04-14  Richard Guenther  <rguenther@suse.de>
25221
25222         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
25223         Remove.
25224         (dse_initialize_block_local_data, dse_leave_block,
25225         record_voperand_set, get_stmt_uid): Likewise.
25226         (dse_possible_dead_store_p): Allow any kind of killing stmt.
25227         (dse_optimize_stmt): Remove voperand set handling code.
25228         Simplify and improve to handle any kind of killing stmt.
25229         (dse_record_phi): Remove.
25230         (dse_enter_block): Simplify.
25231         (tree_ssa_dse): Likewise.
25232         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
25233
25234 2011-04-14  Jan Hubicka  <jh@suse.cz>
25235
25236         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
25237         * cgraph.h (struct inline_summary): Move to ipa-inline.h
25238         (cgraph_local_info): Remove inline_summary.
25239         * ipa-cp.c: Include ipa-inline.h.
25240         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
25241         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
25242         accesor.
25243         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
25244         (input_overwrite_node): Do not set inline summary.
25245         (input_node): Do not stream inline summary.
25246         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
25247         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
25248         growth; we do not have inline parameters computed for that anyway.
25249         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
25250         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
25251         (inline_summary_t): New type and VECtor.
25252         (debug_inline_summary, dump_inline_summaries): Declare.
25253         (inline_summary): Use VOCtor.
25254         (estimate_edge_growth): Kill hack computing call stmt size directly.
25255         * lto-section-in.c (lto_section_name): Add inline section.
25256         * ipa-inline-analysis.c: Include lto-streamer.h
25257         (node_removal_hook_holder, node_duplication_hook_holder): New holders
25258         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
25259         (inline_summary_vec): Define.
25260         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
25261         dump_inline_summaries): New functions.
25262         (estimate_function_body_sizes): Properly compute size/time of outgoing
25263         calls.
25264         (compute_inline_parameters): Alloc inline_summary; do not compute
25265         size/time of incomming calls.
25266         (estimate_edge_time): Avoid missing time summary hack.
25267         (inline_read_summary): Read inline summary info.
25268         (inline_write_summary): Write inline summary info.
25269         (inline_free_summary): Free all hooks and inline summary vector.
25270         * lto-streamer.h: Add LTO_section_inline_summary section.
25271         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
25272         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
25273
25274 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25275
25276         * tree-vectorizer.h (vect_strided_store_supported): Add a
25277         HOST_WIDE_INT argument.
25278         (vect_strided_load_supported): Likewise.
25279         (vect_permute_store_chain): Return void.
25280         (vect_transform_strided_load): Likewise.
25281         (vect_permute_load_chain): Delete.
25282         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
25283         count argument.  Check that the count is a power of two.
25284         (vect_strided_load_supported): Likewise.
25285         (vect_permute_store_chain): Return void.  Update after above changes.
25286         Assert that the access is supported.
25287         (vect_permute_load_chain): Likewise.
25288         (vect_transform_strided_load): Return void.
25289         * tree-vect-stmts.c (vectorizable_store): Update calls after
25290         above interface changes.
25291         (vectorizable_load): Likewise.
25292         (vect_analyze_stmt): Don't check for strided powers of two here.
25293
25294 2011-04-14  Richard Guenther  <rguenther@suse.de>
25295
25296         PR tree-optimization/48590
25297         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
25298         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
25299         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
25300         BUILT_IN_STACK_SAVE.
25301         * tree-ssa-dce.c (propagate_necessity): Handle
25302         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
25303
25304 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
25305
25306         * c-parser.c (c_parser_objc_class_declaration): Updated call to
25307         objc_declare_class.
25308
25309 2011-04-14  Richard Guenther  <rguenther@suse.de>
25310
25311         * tree.h (get_object_alignment_1): Declare.
25312         * builtins.c (get_object_alignment_1): Split out worker from ...
25313         (get_object_alignment): ... here.
25314         * fold-const.c (get_pointer_modulus_and_residue): Use
25315         get_object_alignment_1.
25316
25317 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25318
25319         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
25320         type parameter.
25321         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
25322         parameter.  Generalise code to handle arrays as well as vectors.
25323         (vect_setup_realignment): Update accordingly.
25324         * tree-vect-stmts.c (vectorizable_store): Likewise.
25325         (vectorizable_load): Likewise.
25326
25327 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25328
25329         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
25330         within the per-copy loop.
25331
25332 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25333
25334         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
25335         in the dump file.
25336
25337 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25338
25339         * doc/options.texi (Negative): Explicitly mention that the
25340         Negative chain must be circular.
25341
25342 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
25343
25344         * function.h (block_chainon): Declare.
25345         * function.c (block_chainon): Define.
25346
25347 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
25348             Eric Weddington  <eric.weddington@atmel.com>
25349             Georg-Johann Lay  <avr@gjlay.de>
25350
25351         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
25352         New Includes
25353         (avr_init_builtins, avr_expand_builtin,
25354         avr_expand_delay_cycles, avr_expand_unop_builtin,
25355         avr_expand_binop_builtin ): New functions.
25356         (avr_builtin_id): New enum
25357         (struct avr_builtin_description): New struct
25358         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
25359         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
25360
25361         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
25362         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
25363         UNSPECV_DELAY_CYCLES): new enumeration values
25364         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
25365         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
25366         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
25367         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
25368         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
25369         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
25370         "fmulsu"): New insns
25371
25372         * config/avr/avr-c.c: fix line endings
25373         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
25374         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
25375         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
25376         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
25377         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
25378
25379         * doc/extend.texi (AVR Built-in Functions): New node
25380         (Target Builtins): Add documentation of AVR
25381         built-in functions.
25382
25383 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
25384
25385         PR target/44643
25386         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
25387         alone. Error if non-const data has attribute progmem.
25388
25389 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25390
25391         * tree.h (struct tree_constructor): Include tree_typed instead of
25392         tree_common.
25393         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
25394         TS_TYPED instead of TS_COMMON.
25395
25396 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
25397
25398         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
25399         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
25400         (sse2_psadbw): Merge with *avx_psadbw.
25401         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
25402         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
25403         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
25404         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
25405         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
25406         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
25407         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
25408         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
25409         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
25410         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
25411         (ssse3_palignrti): Merge with *avx_palignrti.
25412
25413 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25414
25415         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
25416         * tree-ssanames.c (fini_ssanames): VEC_free it.
25417         (make_ssa_name_fn): Update for VECness of free_ssanames.
25418         (release_ssa_name, release_dead_ssa_names): Likewise.
25419         * tree.h (struct tree_ssa_name): Include tree_typed instead of
25420         tree_common.
25421         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
25422         TS_TYPED instead of TS_COMMON.
25423
25424 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25425
25426         * postreload-gcse.c (gcse_after_reload_main): Add calls to
25427         statistics_counter_event.
25428         * tree-ssa-copyrename.c (stats): Define.
25429         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
25430         statistics_counter_event.
25431         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
25432         (bswap_stats, widen_mul_stats): Define.
25433         (insert_reciprocals): Increment rdivs_inserted.
25434         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
25435         rfuncs_inserted.  Add calls to statistics_counter_event.
25436         (execute_cse_sincos_1): Increment inserted.
25437         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
25438         statistics_counter_event.
25439         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
25440         of bswap_stats.  Add calls to statistics_counter_event.
25441         (convert_mult_to_widen): Increment widen_mults_inserted.
25442         (convert_plusminus_to_widen): Increment maccs_inserted.
25443         (convert_mult_to_fma): Increment fmas_inserted.
25444         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
25445         calls to statistics_counter_event.
25446
25447 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
25448
25449         PR rtl-optimization/48455
25450         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
25451         `temp_costs->mem_cost'.
25452
25453 2011-04-13  Jan Hubicka  <jh@suse.cz>
25454
25455         * ipa-inline.h: New file.
25456         * ipa-inline-analysis.c: New file. Broken out of ...
25457         * ipa-inline.c: ... this file; update toplevel comment;
25458         include ipa-inline.h
25459         (inline_summary): Move to ipa-inline.h
25460         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
25461         ipa-inline-analysis.c.
25462         (cgraph_estimate_time_after_inlining): Rename to
25463         estiamte_time_after_inlining; move to ipa-inline-analysis.c
25464         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
25465         to estimate_edge_growth.
25466         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
25467         rename to estimate_size_after_inlining.
25468         (cgraph_mark_inline_edge): Update for new naming convention.
25469         (cgraph_check_inline_limits): Likewise.
25470         (cgraph_edge_badness): Likewise.
25471         (cgraph_decide_recursive_inlining): Likewise.
25472         (cgraph_decide_inlining_of_small_functions): Likewise.
25473         (cgraph_decide_inlining_incrementally): Likewise.
25474         (cgraph_estimate_growth): Rename to estimate_growth; move to
25475         ipa-inline-analysis.c.
25476         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
25477         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
25478         (compute_inline_parameters): Likewise.
25479         (compute_inline_parameters_for_current): Likewise.
25480         (pass_inline_parameters): Likewise.
25481         (inline_indirect_intraprocedural_analysis): Likewise.
25482         (analyze_function): Rename to inline_analyze_function; likewise.
25483         (add_new_function): Move to ipa-inline-analysis.c.
25484         (inline_generate_summary): Likewise.
25485         (inline_read_summary): Likewise.
25486         (inline_write_summary): Likewise.
25487         * Makefile.in (ipa-inline-analysis.c): New file.
25488
25489 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25490
25491         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
25492         * configure: Regenerate.
25493
25494 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25495
25496         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
25497         instead of tree_common.
25498         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
25499         Likewise.
25500         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
25501         TS_TYPED rather than TS_COMMON.
25502         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
25503
25504 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
25505
25506         PR target/45263
25507         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
25508         r20 around calls of __tablejump_elpm__
25509
25510 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
25511
25512         PR middle-end/48591
25513         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
25514         NULL.
25515         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
25516
25517 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
25518
25519         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
25520         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
25521         (cfi_vec): New typedef.
25522         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
25523         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
25524         (cie_cfi_vec): New static variable.
25525         (cie_cfi_head): Delete.
25526         (add_cfi): Accept a cfi_vec * as first argument. All callers and
25527         declaration changed. Use vector rather than list operations.
25528         (new_cfi): Don't initialize the dw_cfi_next field.
25529         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
25530         rather than list operations.
25531         (lookup_cfa): Use vector rather than list operations.
25532         (output_cfis): New argument upto. Accept a cfi_vec rather than
25533         a dw_cfi_ref list head as argument. All callers changed.
25534         Iterate over the vector using upto as a maximum index.
25535         (output_all_cfis): New static function.
25536         (output_fde): Use vector rather than list operations. Use the
25537         new upto argument for output_cfis rather than manipulating a
25538         list.
25539         (dwarf2out_begin_prologue): Change initializations to match
25540         new struct members.
25541         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
25542         from the vector length rather than searching for the end of a list.
25543         Use output_all_cfis.
25544         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
25545
25546 2011-04-13  Nick Clifton  <nickc@redhat.com>
25547
25548         * config/rx/rx.md (movmemsi): Do not use this pattern when
25549         volatile pointers are involved.
25550
25551 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
25552
25553         * config/i386/sse.md (pinsrbits): Remove.
25554         (sse2_packsswb): Merge with *avx_packsswb.
25555         (sse2_packssdw): Merge with *avx_packssdw.
25556         (sse2_packuswb): Merge with *avx_packuswb.
25557         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
25558         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
25559         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
25560         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
25561         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
25562         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
25563         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
25564         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
25565         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
25566         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
25567         (sse2_loadld): Merge with *avx_loadld.
25568         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
25569         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
25570         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
25571         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
25572         (vec_concatv2di): Merge with *vec_concatv2di_avx.
25573
25574 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
25575
25576         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
25577         calling TREE_CHAIN.
25578         * print-tree.c (print_node): Likewise.
25579         * tree-inline.c (copy_tree_r): Likewise.
25580         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
25581         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
25582         instead of TS_COMMON.
25583         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
25584         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
25585         (copy_node_stat): Zero TREE_CHAIN only if necessary.
25586         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
25587         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
25588         ...and these...
25589         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
25590         * tree.h: ...here.
25591         (TREE_CHAIN): Check for a TS_COMMON structure.
25592         (TREE_TYPE): Check for a TS_TYPED structure.
25593
25594 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
25595
25596         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
25597         cgraph_get_create_node instead of cgraph_node.
25598
25599 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
25600
25601         * c-parser.c (c_parser_initelt): Updated call to
25602         objc_build_message_expr.
25603         (c_parser_postfix_expression): Likewise.
25604
25605 2011-04-12  Kai Tietz  <ktietz@redhat.com>
25606
25607         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
25608         MASK_MS_BITFIELD_LAYOUT bit.
25609
25610 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25611
25612         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
25613         assert it is always true.
25614         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
25615         moves.
25616
25617 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
25618
25619         * c-parser.c (c_lex_one_token): Rewritten conditional used when
25620         compiling Objective-C to be more efficient.
25621
25622 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
25623
25624         * opts-common.c (decode_cmdline_options_to_array): Remove variable
25625         argv_copied.
25626
25627 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25628
25629         * recog.h, genoutput.c, optabs.c: Revert last patch.
25630
25631 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
25632
25633         PR target/48090
25634         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
25635
25636 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25637
25638         * recog.h (insn_operand_data): Add an "allows_mem" field.
25639         * genoutput.c (output_operand_data): Initialize it.
25640         * optabs.c (maybe_legitimize_operand_same_code): New function.
25641         (maybe_legitimize_operand): Use it when matching the original
25642         op->value.
25643
25644 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25645
25646         * genpreds.c (process_define_predicate): Move most processing
25647         to gensupport.c.  Continue to validate the expression.
25648         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
25649         (process_define_predicate): Move processing to gensupport.c.
25650         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
25651         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
25652         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
25653         argument.
25654         (valid_predicate_name_p): New function, split out from old
25655         genpreds.c:process_define_predicate.
25656         (process_define_predicate): New function, combining code from
25657         old genpreds.c and genrecog.c functions.
25658         (process_rtx): Call it for DEFINE_PREDICATE and
25659         DEFINE_SPECIAL_PREDICATE.
25660
25661 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25662
25663         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
25664         size of a '%A' memory reference.
25665         (T_DREG, T_QREG): New neon_builtin_type_bits.
25666         (arm_init_neon_builtins): Assert that the load and store operands
25667         are neon_struct_operands.
25668         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
25669         (NEON_ARG_MEMORY): New builtin_arg.
25670         (neon_dereference_pointer): New function.
25671         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
25672         Handle NEON_ARG_MEMORY.
25673         (arm_expand_neon_builtin): Update after above interface changes.
25674         Use NEON_ARG_MEMORY for loads and stores.
25675         * config/arm/predicates.md (neon_struct_operand): New predicate.
25676         * config/arm/iterators.md (V_two_elem): Tweak formatting.
25677         (V_three_elem): Use BLKmode for accesses that have no associated mode.
25678         (V_four_elem): Tweak formatting.
25679         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
25680         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
25681         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
25682         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
25683         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
25684         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
25685         (neon_vst4<mode>): Replace pointer operand with a memory operand.
25686         Use %A in the output template.
25687         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
25688         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
25689         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
25690         the width of the memory access.  Remove post-increment.
25691         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
25692
25693 2011-04-12  Nick Clifton  <nickc@redhat.com>
25694
25695         * config/v850/v850.c (expand_prologue): Do not use the CALLT
25696         instruction for interrupt handlers if the target is the basic V850
25697         architecture.
25698         (expand_epilogue): Likewise.
25699
25700 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25701
25702         PR rtl-optimization/48549
25703         * combine.c (propagate_for_debug): Also stop after BB_END of
25704         this_basic_block.  Process LAST and just stop processing after it.
25705         (combine_instructions): If last_combined_insn has been deleted,
25706         set last_combined_insn to its PREV_INSN.
25707
25708 2011-04-12  Richard Guenther  <rguenther@suse.de>
25709
25710         PR tree-optimization/46076
25711         * gimple.h (struct gimple_statement_call): Add fntype field.
25712         (gimple_call_fntype): Adjust.
25713         (gimple_call_set_fntype): New function.
25714         * gimple.c (gimple_build_call_1): Set the call function type.
25715         * gimplify.c (gimplify_call_expr): Preserve the function
25716         type the frontend used for the call.
25717         (gimplify_modify_expr): Likewise.
25718         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
25719         function type.
25720         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
25721         function type.
25722         * tree-ssa.c (useless_type_conversion_p): Function pointer
25723         conversions are useless.
25724
25725 2011-04-12  Martin Jambor  <mjambor@suse.cz>
25726
25727         * cgraph.h (cgraph_node): Remove function declaration.
25728         (cgraph_create_node): Declare.
25729         (cgraph_get_create_node): Likewise.
25730         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
25731         Updated all callers.
25732         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
25733         the decl does not already exist.  Call cgraph_get_create_node instead
25734         of cgraph_node.
25735         (cgraph_get_create_node): New function.
25736         (cgraph_same_body_alias): Update comment.
25737         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
25738         assert it does not return NULL.
25739         (cgraph_update_edges_for_call_stmt): Likewise.
25740         (cgraph_clone_edge): Likewise.
25741         (cgraph_create_virtual_clone): Likewise.
25742         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
25743         instead of cgraph_node.
25744         (cgraph_add_new_function): Call cgraph_create_node or
25745         cgraph_get_create_node instead of cgraph_node.
25746         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
25747         instead of cgraph_node.
25748         (record_eh_tables): Likewise.
25749         (mark_address): Likewise.
25750         (mark_load): Likewise.
25751         (build_cgraph_edges): Call cgraph_get_create_node instead
25752         of cgraph_node.
25753         (rebuild_cgraph_edges): Likewise.
25754         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
25755         instead of cgraph_node.
25756         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
25757         cgraph_node.
25758         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
25759         cgraph_create_node instead of cgraph_node.
25760         * c-decl.c (finish_function): Call cgraph_get_create_node instead
25761         of cgraph_node.
25762         * lto-cgraph.c (input_node): Likewise.
25763         * lto-streamer-in.c (input_function): Likewise.
25764         * varasm.c (mark_decl_referenced): Likewise.
25765         (assemble_alias): Likewise.
25766
25767 2011-04-12  Martin Jambor  <mjambor@suse.cz>
25768
25769         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
25770         instead of cgraph_node and assert it does not return NULL.
25771         * lto-streamer-in.c (lto_read_body): Likewise.
25772         * omp-low.c (new_omp_context): Likewise.
25773         (create_task_copyfn): Likewise.
25774         * tree-emutls.c (lower_emutls_function_body): Likewise.
25775         * matrix-reorg.c (transform_allocation_sites): Likewise.
25776
25777 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25778
25779         PR c/48552
25780         * c-typeck.c (build_asm_expr): Error out on attempts to use
25781         void type outputs or inputs for constraints that allow reg or
25782         don't allow memory.
25783
25784 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
25785             Richard Earnshaw  <rearnsha@arm.com>
25786
25787         PR target/48250
25788         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
25789         to use sign-magnitude offsets. Reject unsupported unaligned
25790         cases. Add detailed description in comments.
25791         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
25792         condition from TARGET_32BIT to TARGET_ARM.
25793
25794 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
25795
25796         * tree.h (struct typed_tree): New.
25797         (struct tree_common): Include it instead of tree_base.
25798         (TREE_TYPE): Update for new location of type field.
25799         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
25800         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
25801         (union tree_node): Add typed field.
25802         * treestruct.def (TS_TYPED): New.
25803         * lto-streamer.c (check_handled_ts_structures): Handle it.
25804         * tree.c (MARK_TS_TYPED): New macro.
25805         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
25806
25807 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
25808
25809         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
25810         (force_nonfallthru): Do not alter the loop nest if no basic block
25811         was created.
25812
25813 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
25814
25815         * config/i386/sse.md (VI): New mode iterator.
25816         (SSEMODEI): Remove.
25817         (AVX256MODEI): Ditto.
25818         (AVXMODEF4P): Ditto.
25819         (avxvecpsmode): Ditto.
25820         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
25821         (sse2_andnot<mode>3): New expander.
25822         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
25823         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
25824         (<any_logic:code><mode>3): Use VI mode iterator.
25825         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
25826         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
25827         (*andnottf3): Handle AVX three-operand constraints.
25828         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
25829
25830 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25831             Robert Millan  <rmh@gnu.org>
25832
25833         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
25834         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
25835         GNU_USER_DYNAMIC_LINKER64): Define.
25836         (REG_NAME): Don't undefine.
25837         (MD_UNWIND_SUPPORT): Undefine.
25838         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
25839         (REG_NAME): Don't undefine.
25840         (MD_UNWIND_SUPPORT): Undefine.
25841         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
25842
25843 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25844
25845         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
25846         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
25847
25848 2011-04-11  Xinliang David Li  <davidxl@google.com>
25849
25850         * value-profile.c (check_ic_target): New function.
25851         (gimple_ic_transform): Sanity check indirect call target.
25852         * gimple-low.c (gimple_check_call_args): Interface change.
25853         (gimple_check_call_matching_types): New function.
25854         * tree-inline.c (tree_can_inline_p): Call new function.
25855
25856 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
25857
25858         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
25859         tree-pretty-print.h & realmpfr.h.
25860
25861 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
25862
25863         PR middle-end/48464
25864         * ira.c (setup_pressure_classes): Fix typo in loop condition.
25865         (setup_allocno_and_important_classes): Ditto.
25866
25867 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25868
25869         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
25870         GNU_USER_DYNAMIC_LINKER.
25871         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
25872         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25873         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
25874         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25875         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
25876         GNU_USER_TARGET_OS_CPP_BUILTINS.
25877         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
25878         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25879         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
25880         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25881         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
25882         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25883         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
25884         GNU_USER_TARGET_OS_CPP_BUILTINS.
25885         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25886         GNU_USER_DYNAMIC_LINKER.
25887         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25888         GNU_USER_TARGET_OS_CPP_BUILTINS.
25889         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
25890         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25891         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
25892         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25893         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
25894         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
25895         GNU_USER_DYNAMIC_LINKER64): Remove.
25896         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
25897         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25898         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25899         GNU_USER_DYNAMIC_LINKER.
25900         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25901         GNU_USER_TARGET_OS_CPP_BUILTINS.
25902         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25903         GNU_USER_TARGET_OS_CPP_BUILTINS.
25904         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
25905         to GNU_USER_TARGET_OS_CPP_BUILTINS.
25906         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
25907         GNU_USER_TARGET_OS_CPP_BUILTINS.
25908         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
25909         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
25910         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
25911         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
25912         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25913         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25914         GNU_USER_DYNAMIC_LINKER.
25915         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
25916         GNU_USER_TARGET_OS_CPP_BUILTINS.
25917         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
25918         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25919         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25920         GNU_USER_DYNAMIC_LINKER.
25921         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
25922         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25923         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
25924         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25925         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25926         GNU_USER_DYNAMIC_LINKER.
25927         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
25928         GNU_USER_DYNAMIC_LINKERN32.
25929         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
25930         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
25931         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
25932         GNU_USER_DYNAMIC_LINKER32.
25933         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
25934         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25935         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25936         GNU_USER_DYNAMIC_LINKER.
25937         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
25938         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25939         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
25940         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25941         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25942         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
25943         GNU_USER_DYNAMIC_LINKER32.
25944         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
25945         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
25946         GNU_USER_DYNAMIC_LINKER.
25947         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
25948         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25949         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
25950         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
25951         GNU_USER_DYNAMIC_LINKER64.
25952         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
25953         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25954         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25955         GNU_USER_DYNAMIC_LINKER.
25956         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
25957         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25958         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
25959         GNU_USER_DYNAMIC_LINKER.
25960         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
25961         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25962         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
25963         GNU_USER_DYNAMIC_LINKER32.
25964         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
25965         GNU_USER_DYNAMIC_LINKER64.
25966         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
25967         GNU_USER_DYNAMIC_LINKER64.
25968         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
25969         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25970         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
25971         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
25972         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
25973
25974 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25975
25976         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
25977         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
25978         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
25979         GNU_USER_DYNAMIC_LINKER.
25980         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
25981         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
25982         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
25983         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
25984         GNU_USER_DYNAMIC_LINKER64.
25985         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
25986         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
25987         GNU_USER_LINK_EMULATION.
25988         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
25989         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
25990         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
25991         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
25992         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
25993         CPP_SPEC, CC1_SPEC): Remove.
25994         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
25995         (GNU_USER_DYNAMIC_LINKER): Define.
25996         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
25997         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
25998         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
25999         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
26000         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
26001         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
26002         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
26003         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
26004         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
26005         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
26006         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
26007         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
26008         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
26009         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
26010         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
26011         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
26012         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26013         GNU_USER_DYNAMIC_LINKER.
26014         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26015         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
26016         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26017         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
26018         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26019         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
26020         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
26021         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
26022         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
26023         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
26024
26025 2011-04-11  Kai Tietz  <ktietz@redhat.com>
26026
26027         PR target/9601
26028         PR target/11772
26029         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
26030         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
26031         comment.
26032         (ix86_is_msabi_thiscall): Removed.
26033         (ix86_is_type_thiscall): Likewise.
26034         (ix86_get_callcvt): New function.
26035         (ix86_comp_type_attributes): Simplify check.
26036         (ix86_function_regparm): Use ix86_get_callcvt for calling
26037         convention attribute checks.
26038         (ix86_return_pops_args): Likewise.
26039         (ix86_static_chain): Likewise.
26040         (x86_this_parameter): Likewise.
26041         (x86_output_mi_thunk): Likewise.
26042         (ix86_function_type_abi): Optimize check for types without attributes.
26043         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
26044         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
26045         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
26046         by flag-values.
26047         (IX86_BASE_CALLCVT): Helper macro.
26048         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
26049         Use ix86_get_callcvt for calling convention attribute checks and avoid
26050         symbol-decoration for stdcall in TARGET_RTD case.
26051         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
26052         Likewise.
26053         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
26054         for declaration.
26055
26056 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
26057
26058         * config/i386/sse.md (VI_128): New mode iterator.
26059         (VI12_128): Rename from SSEMODE12.
26060         (VI14_128): Rename from SSEMODE14.
26061         (VI124_128): New mode iterator.
26062         (VI24_128): Rename from SSEMODE248.
26063         (VI248_128): Rename from SSEMODE248.
26064         (SSEMODE124C8): Remove.
26065         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
26066         (*sse2_<plusminus_insn><mode>3): Merge with
26067         *avx_<plusminus_insn><mode>3.
26068         (*mulv8hi3): Merge with *avx_mulv8hi3.
26069         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
26070         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
26071         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
26072         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
26073         (ashr<mode>3): Merge with *avx_ashr<mode>3.
26074         (lshr<mode>3): Merge with *avx_lshr<mode>3.
26075         (ashl<mode>3): Merge with *avx_ashl<mode>3.
26076         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
26077         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
26078         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26079         (*<smaxmin:code>v8hi3): Ditto.
26080         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
26081         (*<smaxmin:code>v16qi3): Ditto.
26082         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
26083         (*sse2_eq<mode>3): Ditto.
26084         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
26085         (*sse2_gt<mode>3): Ditto.
26086         (vcondv2di): Split out of vcond<mode>.
26087         (vconduv2di): Split out of vcondu<mode>.
26088
26089 2011-04-11  Richard Guenther  <rguenther@suse.de>
26090
26091         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
26092         before calling tree_low_cst.
26093
26094 2011-04-11  Richard Guenther  <rguenther@suse.de>
26095
26096         * stor-layout.c (layout_type): Compute all array index size operations
26097         in the original type.
26098         (initialize_sizetypes): Add comment.
26099         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
26100
26101 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26102
26103         * common.opt (Tbss=, Tdata=, Ttext=): New options.
26104
26105 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26106
26107         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
26108         of cgraph_node, handle NULL return value.
26109         (cgraph_global_info): Likewise.
26110         (cgraph_rtl_info): Likewise.
26111         * tree-inline.c (estimate_num_insns): Likewise.
26112         * gimplify.c (unshare_body): Likewise.
26113         (unvisit_body): Likewise.
26114         (gimplify_body): Likewise.
26115         * predict.c (optimize_function_for_size_p): Likewise.
26116         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
26117         (call_may_clobber_ref_p_1): Likewise.
26118         * varasm.c (function_section_1): Likewise.
26119         (assemble_start_function): Likewise.
26120
26121 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26122
26123         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
26124         of cgraph_node.
26125         * final.c (rest_of_clean_state): Likewise.
26126         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
26127         * passes.c (pass_init_dump_file): Likewise.
26128         (execute_all_ipa_transforms): Likewise.
26129         (function_called_by_processed_nodes_p): Likewise.
26130         * predict.c (maybe_hot_frequency_p): Likewise.
26131         (probably_never_executed_bb_p): Likewise.
26132         (compute_function_frequency): Likewise.
26133         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
26134         (unnest_nesting_tree_1): Likewise.
26135         (lower_nested_functions): Likewise.
26136         * tree-optimize.c (execute_fixup_cfg): Likewise.
26137         (tree_rest_of_compilation): Likewise.
26138         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
26139         * tree-sra.c (ipa_early_sra): Likewise.
26140         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
26141         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
26142         * ipa.c (record_cdtor_fn): Likewise.
26143         * ipa-inline.c (cgraph_early_inlining): Likewise.
26144         (compute_inline_parameters_for_current): Likewise.
26145         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
26146         * ipa-pure-const.c (local_pure_const): Likewise.
26147         * ipa-split.c (split_function): Likewise.
26148         (execute_split_functions): Likewise.
26149         * cgraphbuild.c (build_cgraph_edges): Likewise.
26150         (rebuild_cgraph_edges): Likewise.
26151         (cgraph_rebuild_references): Likewise.
26152         (remove_cgraph_callee_edges): Likewise.
26153         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
26154         (verify_cgraph_node): Likewise.
26155         (cgraph_analyze_functions): Likewise.
26156         (cgraph_preserve_function_body_p): Likewise.
26157         (save_inline_function_body): Likewise.
26158         (save_inline_function_body): Likewise.
26159         * tree-inline.c (copy_bb): Likewise.
26160         (optimize_inline_calls): Likewise.
26161
26162 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26163
26164         PR tree-optimization/48195
26165         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
26166         ipa_check_create_edge_args.
26167         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
26168         ipa_check_create_edge_args.
26169         * ipa-inline.c (inline_generate_summary): Do not call
26170         ipa_check_create_node_params and ipa_check_create_edge_args.
26171         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
26172         ipa_check_create_edge_args.
26173
26174 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
26175
26176         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
26177         instead of loop.
26178         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
26179         * function.c (record_hard_reg_sets): Likewise.
26180         * ira.c (compute_regs_asm_clobbered): Likewise.
26181         * sched-deps.c (sched_analyze_1): Likewise.
26182         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
26183
26184 2011-04-09  Xinliang David Li  <davidxl@google.com>
26185
26186         PR tree-optimization/PR48484
26187         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
26188         has_valid_pred lazily
26189
26190 2011-04-09  Duncan Sands  <baldrick@free.fr>
26191
26192         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
26193
26194 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
26195
26196         * combine.c (combine_validate_cost): Adjust comments.  Set registered
26197         cost of I0 to zero at the end, if any.
26198
26199 2011-04-08  Xinliang David Li  <davidxl@google.com>
26200
26201         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
26202         to insane profile data.
26203
26204 2011-04-08  Xinliang David Li  <davidxl@google.com>
26205
26206         * ipa-cp.c (ipcp_update_profiling): Correct
26207          negative scale factor due to insane profile data.
26208
26209 2011-04-08  Xinliang David Li  <davidxl@google.com>
26210
26211         * final.c (dump_basic_block_info): New function.
26212         (final): Dump basic block.
26213         (final_scan_insn): Remove old dump.
26214
26215 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
26216
26217         PR target/47829
26218         * config.gcc (i386-*-freebsd): Disable unwind table generation for
26219         crtbegin/crtend.
26220
26221 2011-04-08  Michael Matz  <matz@suse.de>
26222
26223         PR middle-end/48389
26224         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
26225         functions.
26226         (rebuild_jump_labels): Call rebuild_jump_labels_1.
26227         * rtl.h (rebuild_jump_labels_chain): Declare.
26228         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
26229         insns inserted on edges.
26230
26231 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
26232
26233         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
26234         * config/arm/arm-arches.def: New.
26235         * config/arm/arm-opts.h: New.
26236         * config/arm/genopt.sh: New.
26237         * config/arm/arm-tables.opt: New (generated).
26238         * config/arm/arm.c (arm_handle_option, arm_target_help,
26239         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
26240         (all_architectures): Get most table contents from arm-arches.def.
26241         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
26242         arm_selected_tune here.
26243         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
26244         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
26245         (march=, mcpu=, mtune=): Use Enum and Var.
26246         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
26247         (arm.o): Update dependencies.
26248
26249 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
26250
26251         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
26252         of header_file.
26253         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
26254         (write_typed_alloc_defns): Likewise.
26255         (main): Calls write_typed_alloc_defns with output_header.
26256
26257 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
26258
26259         PR inline-asm/48435
26260         * ira-color.c (setup_profitable_hard_regs): Add comments.
26261         Don't take prohibited hard regs into account.
26262         (setup_conflict_profitable_regs): Rename to
26263         get_conflict_profitable_regs.
26264         (check_hard_reg_p): Check prohibited hard regs.
26265
26266 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
26267
26268         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
26269         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
26270         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
26271
26272 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26273
26274         PR target/48366
26275         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
26276         move from floating point to shift amount register.
26277         (emit_move_sequence): Remove secondary reload support for floating
26278         point to shift amount amount register copies.
26279         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
26280         amount register copies.
26281         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
26282         register, return false if mode isn't a scalar integer mode.
26283         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
26284
26285 2011-04-08  Richard Guenther  <rguenther@suse.de>
26286
26287         * gimple.c (gimple_call_flags): Remove kludge.
26288
26289 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26290
26291         * sel-sched.c (sel_region_init): Move call to
26292         sel_setup_region_sched_flags after setup_current_loop_nest.
26293
26294 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
26295
26296         PR rtl-optimization/48272
26297         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
26298         init_insn_reg_pressure_info.  Adjust a caller.
26299         * sched-int.h (init_insn_reg_pressure_info): Declare.
26300         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
26301         when sched-pressure is enabled.
26302
26303 2011-04-08  Richard Guenther  <rguenther@suse.de>
26304
26305         * gimple.c (gimple_set_modified): Do not queue calls to
26306         MODIFIED_NORETURN_CALLS here ...
26307         * tree-ssa-operands.c (update_stmt_operands): ... but here.
26308
26309 2011-04-08  Richard Guenther  <rguenther@suse.de>
26310
26311         PR lto/48467
26312         * toplev.c (lang_dependent_init): Do not open asm_out_file
26313         in WPA mode, nor perform debug machinery initialization.
26314         (finalize): Do not unlink asm_out_file in WPA mode.
26315
26316 2011-04-08  Richard Guenther  <rguenther@suse.de>
26317
26318         * gimple.h (gimple_call_fntype): New function.
26319         (gimple_call_return_type): Use it.
26320         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
26321         * gimple-low.c (gimple_check_call_args): Likewise.
26322         * gimple.c (gimple_call_flags): Likewise.
26323         (gimple_call_arg_flags): Likewise.
26324         (gimple_call_return_flags): Likewise.
26325         * tree-cfg.c (verify_gimple_call): Likewise.
26326         (do_warn_unused_result): Likewise.
26327         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
26328         * value-prof.c (gimple_ic_transform): Fix fndecl check.
26329
26330 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
26331
26332         PR rtl-optimization/48235
26333         * sel-sched.c (code_motion_process_successors): Recompute the last
26334         insn in basic block if control flow changed.
26335         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
26336         Update condition for ilist_remove.
26337
26338 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26339
26340         PR rtl-optimization/48302
26341         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
26342         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
26343         it to record added preheader blocks.
26344         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
26345         on to sel_add_loop_preheaders.
26346         (sel_region_init): Move call to setup_current_loop_nest after
26347         sel_init_bbs.
26348
26349 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26350
26351         PR target/48273
26352         * cfgloop.h (loop_has_exit_edges): New helper.
26353         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
26354         non-clonable.
26355         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
26356         that have no exit edges.
26357
26358 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26359
26360         PR rtl-optimization/48442
26361         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
26362         all callers.  Adjust assert.
26363
26364 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
26365
26366         PR tree-optimization/48377
26367         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
26368         is_packed to true even for types with smaller TYPE_ALIGN than
26369         TYPE_SIZE.
26370
26371 2011-04-08  Richard Guenther  <rguenther@suse.de>
26372
26373         PR bootstrap/48513
26374         * doc/tm.texi: Re-generate.
26375
26376 2011-04-08  Wei Guozhi  <carrot@google.com>
26377
26378         PR target/47855
26379         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
26380         * config/arm/arm.c (arm_attr_length_push_multi): New function.
26381         * config/arm/arm.md (*push_multi): Change the length computation to
26382         call a C function.
26383
26384 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
26385
26386         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
26387         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
26388         * doc/tm.texi: Regenerate.
26389         * system.h (ASM_OUTPUT_BSS): Poison.
26390         * varasm.c (asm_output_bss): Remove function.
26391         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
26392
26393         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
26394         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
26395         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
26396         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26397         Likewise.
26398         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26399         Likewise.
26400         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26401         Likewise.
26402         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
26403
26404 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26405
26406         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
26407         EnumValue lines.
26408
26409 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26410
26411         * config/m68k/m68k.c (m68k_handle_option): Don't handle
26412         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
26413         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
26414         OPT_mcpu32.
26415         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
26416         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
26417         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
26418         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
26419         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
26420         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
26421         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
26422         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
26423         options.  Don't map other m68k options manually.  Don't handle
26424         old-style options as canonical.
26425         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
26426         * doc/install.texi (m68k-*-*): Document binutils version requirement.
26427
26428 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
26429
26430         * basic-block.h (force_nonfallthru): Move to...
26431         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
26432         (force_nonfallthru): ...here.
26433         * cfghooks.c (force_nonfallthru): New function.
26434         * cfgrtl.c (force_nonfallthru): Rename into...
26435         (rtl_force_nonfallthru): ...this.
26436         (commit_one_edge_insertion): Do not set AUX field.
26437         (commit_edge_insertions): Do not discover new basic blocks.
26438         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
26439         (cfg_layout_rtl_cfg_hooks): Likewise.
26440         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
26441         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
26442         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
26443
26444 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
26445
26446         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
26447         Remove macros.
26448
26449 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
26450
26451         * config/i386/sse.md: Update copyright year.
26452         (avxcvtvecmode): Remove.
26453         (sse_movhlps): Merge with *avx_movhlps.
26454         (sse_movlhps): Merge with *avx_movlhps.
26455         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
26456         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
26457         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
26458         (sse_loadhps): Merge with *avx_loadhps.
26459         (sse_storelps): Merge with *avx_storelps.
26460         (sse_loadlps): Merge with *avx_loadlps.
26461         (sse_movss): Merge with *avx_movss.
26462         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
26463         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
26464         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
26465         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
26466         (vec_set<mode>_0): Ditto.
26467         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
26468         (sse4_1_insertps): Merge with *avx_insertps.
26469         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
26470         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
26471         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
26472         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
26473         (sse2_storehpd): Merge with *avx_storehpd.
26474         (sse2_loadhpd): Merge with *avx_loadhpd.
26475         (sse2_loadlpd): Merge with *avx_loadlpd.
26476         (sse2_movsd): Merge with *avx_movsd.
26477         (*vec_concatv2df): Merge with *vec_concatv2df.
26478
26479 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
26480
26481         PR debug/48343
26482         * combine.c (combine_instructions): Add last_combined_insn,
26483         update it if insn is after it, pass it to all try_combine calls.
26484         (try_combine): Add last_combined_insn parameter, pass it instead of
26485         i3 to propagate_for_debug.
26486
26487 2011-04-07  Nick Clifton  <nickc@redhat.com>
26488
26489         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
26490         to handle MDR <-> data register transfers.
26491         (movhi_internal): Likewise.
26492
26493 2011-04-07  Alan Modra  <amodra@gmail.com>
26494
26495         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
26496         previous stack info.
26497
26498 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26499
26500         PR target/43920
26501         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
26502         flow_find_cross_jump.  Swap variables to implement backward replacement.
26503         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
26504
26505 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26506
26507         PR target/43920
26508         * cfgcleanup.c (walk_to_nondebug_insn): New function.
26509         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
26510         and bb2.
26511         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
26512         src1 or src2.  Redirect edges to the last basic block.  Update
26513         frequency and count on multiple basic blocks in case of fallthru.
26514
26515 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26516
26517         PR target/43920
26518         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
26519         function.
26520         (old_insns_match_p): Change return type.  Replace return false/true
26521         with return dir_none/dir_both.  Use can_replace_by.
26522         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
26523         direction from dir_p.  Register replacement direction in dir, last_dir
26524         and afterlast_dir.  Handle new return type of old_insns_match_p using
26525         merge_dir.  Return replacement direction in dir_p.
26526         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
26527         return type of old_insns_match_p.
26528         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
26529         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
26530         flow_find_cross_jump.
26531         * basic-block.h (enum replace_direction): New type.
26532         (flow_find_cross_jump): Add parameter to declaration.
26533
26534 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
26535
26536         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
26537         (AVXMODEDCVTPS2DQ): Ditto.
26538         (VEC_FLOAT_MODE): Ditto.
26539         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
26540         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
26541         (<any_logic:code><mode>3): Use VF mode iterator.
26542         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
26543         Use VF mode iterator.
26544         (copysign<mode>3): Use VF mode iterator.
26545         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
26546         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
26547         (*<any_logic:code><MODEF:mode>3): Merge with
26548         *avx_<any_logic:code><MODEF:mode>3.
26549         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
26550         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
26551         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
26552         (avx_cvtdq2ps<avxmodesuffix>): Remove.
26553         (sse2_cvtdq2ps): Use %v modifier.
26554         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
26555         (avx_cvtps2dq<avxmodesuffix>): Remove.
26556         (sse2_cvtps2dq): Use %v modifier.
26557         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
26558         (avx_cvttps2dq<avxmodesuffix>): Remove.
26559         (sse2_cvttps2dq): Use %v modifier.
26560         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
26561         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
26562         (sse2_cvtsd2siq): Fix insn template.
26563         (sse2_cvtsd2siq_2): Ditto.
26564         (sse2_cvttsd2siq): Ditto.
26565         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
26566         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
26567
26568 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
26569
26570         * gcov-io.c: Use GCC Runtime Library Exception.
26571
26572 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
26573
26574         PR debug/48466
26575         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
26576         as base_reg whatever register reg has been eliminated to, instead
26577         of hardcoding STACK_POINTER_REGNUM.
26578
26579 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
26580
26581         * doc/tm.texi.in: Document C target hooks as separate from general
26582         target hooks.
26583         * doc/tm.texi: Regenerate.
26584         * genhooks.c (struct hook_desc): Add docname field.
26585         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
26586         docname field.
26587         (hook_array): Include c-target.def.
26588         (emit_documentation): Use docname field in output.
26589         (emit_init_macros): Take docname argument.  Only emit definitions
26590         for hooks matching docname.
26591         (main): Expect additional arguments in all cases.  Pass argument
26592         to emit_init_macros.
26593         * target.def: Move initial macro definitions and comments to
26594         target-hooks-macros.h.
26595         (gcc_targetcm): Move to c-family/c-target.def.
26596         * target.h (targetcm): Move declaration to c-family/c-target.h.
26597         * targhooks.c (default_handle_c_option): Move to
26598         c-family/c-opts.c.
26599         * targhooks.h (default_handle_c_option): Move declaration to
26600         c-family/c-common.h.
26601         * target-hooks-macros.h: New file.
26602         * config.gcc (target_has_targetcm): Define and use to add to
26603         c_target_objs and cxx_target_objs.
26604         * config/default-c.c: New file.
26605         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
26606         of target.h and target-def.h.
26607         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
26608         (darwin_objc_construct_string, darwin_cfstring_ref_p,
26609         darwin_check_cfstring_format_arg): Make static.
26610         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
26611         TARGET_STRING_OBJECT_REF_TYPE_P,
26612         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
26613         * config/darwin-protos.h (darwin_objc_construct_string,
26614         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
26615         declare.
26616         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
26617         TARGET_STRING_OBJECT_REF_TYPE_P,
26618         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
26619         * config/t-darwin (darwin-c.o): Update dependencies.
26620         * system.h (TARGET_HAS_TARGETCM): Poison.
26621         * Makefile.in (TARGET_H): Update.
26622         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
26623         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
26624         (default-c.o): New target.
26625         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
26626         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
26627         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
26628         c-target.def.
26629         (build/genhooks.o): Update dependencies.
26630
26631 2011-04-06  Richard Guenther  <rguenther@suse.de>
26632
26633         * ipa-inline.c (enum inlining_mode): Remove.
26634         (cgraph_flatten): Use some other token.
26635         (cgraph_edge_early_inlinable_p): New function, split out from ...
26636         (cgraph_perform_always_inlining): New function, split out from ...
26637         (cgraph_decide_inlining_incrementally): ... here.
26638         (cgraph_mark_inline_edge): Adjust.
26639         (cgraph_early_inlining): Re-structure.
26640         (pass_early_inline): Require SSA form.
26641
26642 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
26643             Julian Brown  <julian@codesourcery.com>
26644             Mark Shinwell  <shinwell@codesourcery.com>
26645
26646         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
26647         LO_REGS only for Thumb-1.
26648         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
26649         be used in short instructions when optimising for size on Thumb-2.
26650
26651 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
26652
26653         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
26654         associated with user returns to be preserved.
26655
26656 2011-04-06  Tristan Gingold  <gingold@adacore.com>
26657
26658         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
26659         symbol_queue_size, DBXOUT_DECR_NESTING,
26660         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
26661         if XCOFF_DEBUGGING_INFO.
26662
26663 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
26664
26665         * config/i386/i386.md (attribute isa): New.
26666         (attribute enabled): New.
26667         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
26668         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
26669         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
26670         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
26671         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
26672         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26673         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
26674         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
26675
26676         * config/i386/sse.md (VF): New mode iterator.
26677         (VF1): Ditto.
26678         (VF2): Ditto.
26679         (VF_128): Ditto.
26680         (SSEMODEF4): Remove.
26681         (attribute sse): Handle V8SF and V4DF modes.
26682         (<absneg:code><mode>2): Use VF mode iterator.
26683         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
26684         mode iterator.
26685         (<plusminus_insn><mode>3): Use VF mode iterator.
26686         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
26687         Use VF mode iterator.
26688         (<sse>_vm<plusminus_insn><mode>3): Merge with
26689         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
26690         (mul<mode>3): Use VF mode iterator.
26691         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
26692         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
26693         mode iterator.
26694         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
26695         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
26696         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
26697         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
26698         mode iterator.
26699         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
26700         Use VF1 mode iterator.
26701         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
26702         (sqrt<VF2:mode>2): New expander.
26703         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
26704         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
26705         and sqrtv2df2.  Use VF mode iterator.
26706         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
26707         mode iterator.
26708         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
26709         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
26710         Use VF1 mode iterator.
26711         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
26712         (<smaxmin:code><mode>3): Use VF mode iterator.
26713         (*<smaxmin:code><mode>3_finite): Merge with
26714         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
26715         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26716         (<sse>_vm<smaxmin:code><mode>2): Merge with
26717         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
26718         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
26719         mode iterator.
26720         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
26721         mode iterator.
26722         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
26723         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
26724         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
26725         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
26726         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
26727         VF mode iterator.
26728         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
26729         Use VF_128 mode iterator.
26730         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
26731         mode iterator.
26732         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
26733         VF_128 mode iterator.
26734         (vcond<mode>): Use VF mode iterator.
26735         * config/i386/predicates.md (sse_comparison_operator): Merge with
26736         avx_comparison_float_operator.  Do not declare as special_predicate.
26737         * config/i386/i386.c (struct builtin_description): Update for renamed
26738         compare patterns.
26739         (ix86_expand_args_builtin): Ditto.
26740         (ix86_expand_sse_compare_mask): Ditto.
26741
26742 2011-04-06  Richard Guenther  <rguenther@suse.de>
26743
26744         * tree-inline.c (estimate_num_insns): For calls simply account
26745         for all passed arguments and a used return value.
26746
26747 2011-04-06  Richard Guenther  <rguenther@suse.de>
26748
26749         PR tree-optimization/47663
26750         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
26751         call_stmt_time fields.
26752         (cgraph_edge_inlinable_p): Declare.
26753         (cgraph_edge_recursive_p): New inline function.
26754         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
26755         (cgraph_clone_edge): Copy it.
26756         * ipa-inline.c (cgraph_estimate_edge_time): New function.
26757         Account for call stmt time.
26758         (cgraph_estimate_time_after_inlining): Take edge argument.
26759         (cgraph_estimate_edge_growth): Account call stmt size.
26760         (cgraph_estimate_size_after_inlining): Take edge argument.
26761         (cgraph_mark_inline_edge): Adjust.
26762         (cgraph_check_inline_limits): Likewise.
26763         (cgraph_recursive_inlining_p): Remove.
26764         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
26765         (cgraph_decide_recursive_inlining): Take edge argument and
26766         adjust.
26767         (cgraph_decide_inlining_of_small_functions): Do not avoid
26768         diags for recursive inlining here.
26769         (cgraph_flatten): Adjust.
26770         (cgraph_decide_inlining_incrementally): Likewise.
26771         (estimate_function_body_sizes): Remove call cost handling.
26772         (compute_inline_parameters): Initialize caller edge call costs.
26773         (cgraph_estimate_edge_growth): New function.
26774         (cgraph_estimate_growth): Use it.
26775         (cgraph_edge_badness): Likewise.
26776         (cgraph_check_inline_limits): Take an edge argument.
26777         (cgraph_decide_inlining_of_small_functions): Adjust.
26778         (cgraph_decide_inlining): Likewise.
26779         * tree-inline.c (estimate_num_insns): Only account for call
26780         return value if it is used.
26781         (expand_call_inline): Avoid diagnostics on recursive inline
26782         functions here.
26783         * lto-cgraph.c (lto_output_edge): Output edge call costs.
26784         (input_edge): Input edge call costs.
26785
26786 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
26787
26788         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
26789
26790 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
26791
26792         * doc/invoke.texi (Spec Files): Fix typo.
26793
26794 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
26795
26796         * profile.c (branch_prob): Move declaration of local variable.  Remove
26797         obsolete ??? comment.  Expand the location explicitly instead of using
26798         the LOCATION_FILE and LOCATION_LINE macros.
26799
26800 2011-04-06  Wei Guozhi  <carrot@google.com>
26801
26802         PR target/47855
26803         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
26804         (arm_cond_branch): Likewise.
26805         (arm_cond_branch_reversed): Likewise.
26806         (arm_jump): Likewise.
26807         (push_multi): Likewise.
26808         * config/arm/constraints.md (Py): New constraint.
26809
26810 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26811
26812         PR bootstrap/48471
26813         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
26814         Move these...
26815         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
26816         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
26817         #ifdef DBX_DEBUGGING_INFO.
26818
26819 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
26820
26821         PR bootstrap/48403
26822         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
26823         if old and new states differ.
26824
26825 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
26826
26827         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
26828         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
26829         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
26830         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
26831         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
26832         mcfv4e): Use Alias.
26833         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
26834         ColdFire options to -mcpu= options.
26835
26836 2011-04-05  Jeff Law  <law@redhat.com>
26837
26838         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
26839         check if BB is a successor of LOOP->header and return
26840         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
26841
26842 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
26843
26844         * cprop.c (struct reg_use): Remove.
26845         (reg_use_table): Make an array of RTX.
26846         (find_used_regs, constprop_register, local_cprop_pass,
26847         bypass_block): Simplify users of reg_use_table.
26848         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
26849         on one of the uses found by find_used_regs.
26850
26851 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26852
26853         PR bootstrap/48469
26854         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
26855         declaration.
26856
26857 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26858
26859         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
26860         as an rtx.
26861         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
26862
26863 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
26864
26865         PR middle-end/48441
26866         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
26867
26868 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26869
26870         * combine.c: Include obstack.h.
26871         (struct insn_link): Define.
26872         (uid_log_links): Adjust type.
26873         (FOR_EACH_LOG_LINK): New macro.
26874         (insn_link_obstack): Declare.
26875         (alloc_insn_link): Define.
26876         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
26877         type of link variables.
26878         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
26879         (try_combine, record_promoted_values, distribute_notes): Likewise.
26880         (distribute_links): Likewise.  Tweak prototype.
26881         (clear_log_links): Delete.
26882         (adjust_for_new_dest): Call alloc_insn_link.
26883         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
26884
26885 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26886
26887         * gcse.c (modify_mem_list): Convert to an array of VECs.
26888         (canon_modify_mem_list, compute_transp): Tweak formatting.
26889         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
26890         (load_killed_in_block_p): Likewise.
26891         (record_last_mem_set_info): Likewise.
26892         (clear_modify_mem_tables): Likewise.
26893
26894 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26895
26896         PR middle-end/48461
26897         * function.c (emit_use_return_register_into_block): Only define if
26898         HAVE_return.
26899
26900 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
26901
26902         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
26903
26904 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
26905
26906         * config/rx/rx-opts.h: New.
26907         * config/rx/rx.c (rx_cpu_type): Remove.
26908         (rx_handle_option): Don't assert that global structures are in
26909         use.  Access variables via opts pointer.  Defer most handling of
26910         OPT_mint_register_.  Use error_at.
26911         (rx_option_override): Handle deferred OPT_mint_register_ here.
26912         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
26913         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
26914         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
26915         (rx_cpu_types): New Enum and EnumValue entries.
26916         (mint-register=): Use Defer and use Var accordingly.
26917
26918 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26919
26920         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
26921         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
26922         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
26923         Move these...
26924         (debug_free_queue, debug_nesting, symbol_queue_index):
26925         ...and these...
26926         * dbxout.c: ...to here.  Make static.
26927
26928 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26929
26930         * gcse.c (modify_pair): Define.  Define a VEC of it.
26931         (canon_modify_mem_list): Convert to an array of VECs.
26932         (free_insn_expr_list_list): Delete.
26933         (clear_modify_mem_tables): Call VEC_free instead.
26934         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
26935         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
26936         (canon_list_insert, compute_transp): Likewise.
26937
26938 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26939
26940         PR target/43920
26941         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
26942         for size.
26943
26944 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26945
26946         PR target/43920
26947         * function.c (emit_use_return_register_into_block): New function.
26948         (thread_prologue_and_epilogue_insns): Use
26949         emit_use_return_register_into_block.
26950
26951 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26952
26953         PR target/43920
26954         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
26955         insn.
26956
26957 2011-04-05  Tom de Vries  <tom@codesourcery.com>
26958
26959         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
26960
26961 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
26962
26963         * config/arm/arm.md (define_constants for unspec): Replace with
26964         define_c_enum.
26965         (define_constants for unspecv): Replace with define_c_enum.
26966         * config/arm/neon.md (define_constants for unspec): Replace with
26967         define_c_enum.
26968
26969 2011-04-04  Richard Henderson  <rth@redhat.com>
26970
26971         PR bootstrap/48400
26972         * dwarf2out.c (output_line_info): Always emit line info from
26973         at least one section.
26974         (dwarf2out_init): Create text_section_line_info here ...
26975         (set_cur_line_info_table): ... not here.
26976
26977 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
26978
26979         PR target/48380
26980         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
26981         not called.
26982
26983         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
26984
26985 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
26986
26987         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
26988         (expr_equiv_p): Remove.
26989         (insert_set_in_table): Look at <dest, src> pair instead of expr.
26990         (hash_scan_set): Update call to insert_set_in_table.
26991         (dump_hash_table): Dump <dest, src> pair.
26992         (lookup_set): Simplify.  Lookup <dest, src> pair.
26993         (compute_transp): Remove, fold heavily simplified code into...
26994         (compute_local_properties): ...here.  Expect COMP and TRANSP
26995         unconditionally.
26996         (find_avail_set): Take set directly from struct expr.
26997         (find_bypass-set): Likewise.
26998         (bypass_block): Likewise.
26999         (cprop_insn): Likewise.  Remove redundant INSN_P test.
27000
27001         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
27002         checks on form of COND from find_implicit_sets to here.
27003         (find_implicit_sets): Cleanup control flow. Split critical edges
27004         if it exposes implicit sets.  Allocate/resize implicit_sets as
27005         necessary.
27006         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
27007         changed something.  Run df_analyze after find_implicit_sets if any
27008         edges were split.  Do not allocate implicit_sets here.
27009
27010         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
27011         (gcse_obstack): Renamed to cprop_obstack.
27012         (GNEW, GNEWVEC, GNEWVAR): Remove.
27013         (gmalloc): Remove.
27014         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
27015         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
27016         (gcse_alloc): Likewise, and rename to cprop_alloc.
27017         (alloc_gcse_men, free_gcse_mem): Remove.
27018         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
27019         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
27020         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
27021
27022         * cprop.c (oprs_not_set_p): Remove.
27023         (mark_set, mark_clobber): Remove.
27024         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
27025         (reg_not_set_p): New function.
27026         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
27027         (cprop_insn): Likewise.
27028         (cprop_jump): Use FOR_EACH_EDGE.
27029
27030 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
27031
27032         PR bootstrap/48403
27033         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
27034         (rank_for_schedule): Use scheduled_insns vector instead of
27035         last_scheduled_insn.
27036         (ok_for_early_queue_removal): Likewise.
27037         (queue_to_ready): Search forward in nonscheduled_insns_begin if
27038         we have a dbg_cnt.
27039         (choose_ready): Likewise.
27040         (commit_schedule): Use VEC_iterate.
27041         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
27042         a dbg_cnt, use it and ensure the first insn is in the ready list.
27043         (haifa_sched_init): Allocate scheduled_insns.
27044         (sched_extend_ready_list): Don't allocate it; reserve space.
27045         (haifa_sched_finish): Free it.
27046
27047 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
27048
27049         * optc-gen.awk: Always remove type from Variable entry before
27050         recording in var_seen.
27051
27052 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
27053
27054         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
27055         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
27056         call to tidy_fallthru_edges.
27057
27058 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
27059
27060         * doc/options.texi (ToLower): Document.
27061         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
27062         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
27063         * opts.h (cl_option): Add cl_tolower field.
27064         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
27065         arguments with lowercase strings.
27066         * config/rx/rx.opt (mcpu=): Add ToLower.
27067         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
27068         argument.
27069
27070 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
27071
27072         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
27073
27074 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
27075
27076         * config/vax/vax.c: Include reload.h.
27077
27078 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
27079
27080         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
27081         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
27082         (sparc_preferred_reload_class): New function.
27083
27084 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
27085
27086         PR debug/48401
27087         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
27088         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
27089
27090 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
27091
27092         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
27093         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
27094
27095 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
27096
27097         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
27098         (ASM_OUTPUT_ALIGNED_BSS): Define.
27099
27100 2011-04-03  Michael Matz  <matz@suse.de>
27101
27102         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
27103         and next_slot members.
27104         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
27105         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
27106         (lto_streamer_cache_append): Declare.
27107         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
27108         unsigned index, remove offset parameter, ensure that we append
27109         or update existing entries.
27110         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
27111         parameter, update next_slot for append.
27112         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
27113         parameter.
27114         (lto_streamer_cache_insert_at): Likewise.
27115         (lto_streamer_cache_append): New function.
27116         (lto_streamer_cache_lookup): Use unsigned index.
27117         (lto_streamer_cache_get): Likewise.
27118         (lto_record_common_node): Don't test tree_node_can_be_shared.
27119         (preload_common_node): Adjust call to lto_streamer_cache_insert.
27120         (lto_streamer_cache_delete): Don't free offsets member.
27121         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
27122         (lto_output_string_with_length): Use lto_output_data_stream.
27123         (lto_output_tree_header): Remove ix parameter, don't write it.
27124         (lto_output_builtin_tree): Likewise.
27125         (lto_write_tree): Adjust callers to above, don't track and write
27126         offset, write unsigned index.
27127         (output_unreferenced_globals): Don't emit all global vars.
27128         (write_global_references): Use unsigned indices.
27129         (lto_output_decl_state_refs): Likewise.
27130         (write_symbol): Likewise.
27131         * lto-streamer-in.c (lto_input_chain): Move earlier.
27132         (input_function): Use unsigned index.
27133         (input_alias_pairs): Don't read and then ignore all global vars.
27134         (lto_materialize_tree): Remove ix_p parameter, don't read index,
27135         don't pass it back, use lto_streamer_cache_append.
27136         (lto_register_var_decl_in_symtab): Use unsigned index.
27137         (lto_register_function_decl_in_symtab): Likewise.
27138         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
27139         index.
27140         (lto_get_builtin_tree): Don't read index, use
27141         lto_streamer_cache_append.
27142         (lto_read_tree): Adjust call to lto_materialize_tree.
27143
27144         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
27145         don't use function calls in arguments to MIN.
27146
27147         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
27148         twice.
27149
27150         * gimple.c (gimple_type_leader_entry): Mark deletable.
27151
27152 2011-04-03  Alan Modra  <amodra@gmail.com>
27153
27154         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
27155
27156 2011-04-03  Michael Matz  <matz@suse.de>
27157
27158         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
27159         an integer.
27160         * tree.h (tree_decl_non_common.vindex): Adjust comment.
27161
27162 2011-04-03  Michael Matz  <matz@suse.de>
27163
27164         * cgraphbuild.c (record_reference): Canonicalize constructor values.
27165         * gimple-fold.c (canonicalize_constructor_val): Accept being called
27166         without function context.
27167         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
27168         current_function_decl and cfun.
27169
27170 2011-04-03  Michael Matz  <matz@suse.de>
27171
27172         * tree.c (decl_init_priority_insert): Don't create entry for
27173         default priority.
27174         (decl_fini_priority_insert): Ditto.
27175         (fields_compatible_p, find_compatible_field): Remove.
27176         * tree.h (fields_compatible_p, find_compatible_field): Remove.
27177         * gimple.c (gimple_compare_field_offset): Adjust block comment.
27178
27179 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
27180
27181         * combine.c (try_combine): Remove useless local variable.
27182
27183 2011-04-03  Richard Guenther  <rguenther@suse.de>
27184             Ira Rosen  <ira.rosen@linaro.org>
27185
27186         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
27187         non-variable offsets and compare the remaining bases of the two
27188         accesses instead of looking for exact same data-ref.
27189
27190 2011-04-02  Kai Tietz  <ktietz@redhat.com>
27191
27192         PR target/48416
27193         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
27194
27195         * i386.c (ix86_is_msabi_thiscall): New helper function.
27196         (ix86_is_type_thiscall): New helper function.
27197         (ix86_comp_type_attributes): Handle thiscall for method-functions
27198         special.
27199         (init_cumulative_args): Likewise.
27200         (find_drap_reg): Likewise.
27201         (ix86_static_chain): Likewise.
27202         (x86_this_parameter): Likewise.
27203         (x86_output_mi_thunk): Likewise.
27204
27205 2011-04-01  Olivier Hainque  <hainque@adacore.com>
27206             Nicolas Setton  <setton@adacore.com>
27207             Eric Botcazou  <ebotcazou@adacore.com>
27208
27209         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
27210         (add_gnat_descriptive_type_attribute): New function.
27211         (gen_array_type_die): Call it.
27212         (gen_enumeration_type_die): Likewise.
27213         (gen_struct_or_union_type_die): Likewise.
27214         (modified_type_die): Likewise.
27215         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
27216         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
27217         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
27218
27219 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
27220
27221         PR bootstrap/48148
27222         * dwarf2out.c (resolve_addr): Don't call force_decl_die
27223         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
27224
27225         Revert:
27226         2011-03-17  Richard Guenther  <rguenther@suse.de>
27227
27228         PR bootstrap/48148
27229         * lto-cgraph.c (input_overwrite_node): Clear the abstract
27230         origin for decls in other ltrans units.
27231         (input_varpool_node): Likewise.
27232
27233 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
27234
27235         PR middle-end/48335
27236         * expr.c (expand_assignment): Handle all possibilities
27237         if TO_RTX is CONCAT.
27238         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
27239         (store_split_bit_field): If SUBREG_REG (op0) or
27240         op0 itself has smaller mode than word, return it
27241         for offset 0 and const0_rtx for out-of-bounds stores.
27242         If word is const0_rtx, skip it.
27243
27244 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
27245
27246         * config/h8300/h8300.c (print_operand_address): Rename to...
27247         (h8300_print_operand_address): ...this. Make static. Adjust comments.
27248         Call h8300_print_operand and h8300_print_operand_address instead of
27249         print_operand and print_operand_address. Declare.
27250         (print_operand): Renake to...
27251         (h8300_print_operand): ...this. Make static. Adjust comments.
27252         Call h8300_print_operand instead of print_operand. Declare.
27253         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
27254         (h8300_register_move_cost): Likewise.
27255         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
27256         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
27257         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
27258         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
27259         * config/h8300/h8300-protos.h (print_operand): Delete.
27260         (print_operand_address): Delete.
27261
27262 2011-04-01  Richard Henderson  <rth@redhat.com>
27263
27264         PR 48400
27265         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
27266         in strict mode before dwarf4.  Re-order tests to early out
27267         before switching sections.
27268
27269 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
27270
27271         * config/h8300/constraints.md: New file.
27272         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
27273         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
27274         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
27275         * config/h8300/predicates.md (bit_operand): Likewise.
27276         (incdec_operand): Use satisfies_constraint_M and
27277         satisfies_constraint_O.  Don't use C code block.
27278         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
27279         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
27280         (compute_mov_length): Use satisfies_constraint_G.
27281         (fix_bit_operand): Use satisfies_constraint_U.
27282         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
27283         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
27284         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
27285         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
27286         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
27287         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
27288         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
27289         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
27290         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
27291         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
27292         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
27293         (EXTRA_MEMORY_CONSTRAINT): Delete.
27294
27295 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
27296             Michael Meissner  <meissner@linux.vnet.ibm.com>
27297
27298         PR target/48262
27299         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
27300         operands, as per the specifications.
27301
27302         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
27303         (vec_extract_evenv4sf): Ditto.
27304         (vec_extract_evenv8hi): Ditto.
27305         (vec_extract_evenv16qi): Ditto.
27306         (vec_extract_oddv4si): Ditto.
27307
27308 2011-03-31  Mark Wielaard  <mjw@redhat.com>
27309
27310         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
27311         high_pc attribute if the CU has no associated code. Only output
27312         DW_AT_entry_pc for CU if not generating strict dwarf and
27313         dwarf_version < 4.
27314
27315 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
27316
27317         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
27318         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
27319         out of ...
27320         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
27321         * final.c (final_start_function): Call the new function rather
27322         than using a NULL argument for dwarf2out_frame_debug.
27323
27324         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
27325         that contains the prologue.
27326
27327         * haifa-sched.c (queue_insn): New arg REASON.  All callers
27328         changed.  Print it in debugging output.
27329
27330         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
27331
27332         * sched-ebb.c (begin_schedule_ready): Remove second argument.
27333         Split most of the code into...
27334         (begin_move_insn): ... here.  New function.
27335         (ebb_sched_info): Add a pointer to it.
27336         * haifa-sched.c (scheduled_insns): New static variable.
27337         (sched_extend_ready_list): Allocate it.
27338         (schedule_block): Use it to record the order of scheduled insns.
27339         Perform RTL changes to move insns only after all scheduling
27340         decisions have been made.
27341         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
27342         begin_move_insn field.
27343         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
27344         * sched-int.h (struct haifa_sched_info): Remove second argument
27345         from begin_schedule_ready hook.  Add new member begin_move_insn.
27346         * sched-rgn.c (begin_schedule_ready): Remove second argument.
27347         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
27348
27349         * haifa-sched.c (prune_ready_list): New function, broken out of
27350         schedule_block.
27351         (schedule_block): Use it.
27352
27353 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27354
27355         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
27356
27357 2011-04-01  Kai Tietz  <ktietz@redhat.com>
27358
27359         * config.gcc (*-*-mingw*): Allow as option the
27360         posix threading model.
27361         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
27362         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
27363         definition.
27364         (CPP_SPEC): Add pthread/no-pthread handling.
27365         (LIB_SPEC): Likewise.
27366         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
27367         (LIB_SPEC): Likewise.
27368         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
27369         flag to pass -pthread option for shared libgcc build.
27370         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
27371         for shared libgcc build.
27372         * config/i386/t-mingw-pthread: New file.
27373         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
27374         New define to enable use of library pthread by default.
27375         * config/i386/mingw.opt (pthread): New driver option.
27376         (no-pthread): New driver option.
27377         * config/i386/cygming.opt: Make sure trailing empty line is retained.
27378         * config/i386/mingw-w64.opt: Likewise.
27379
27380 2011-04-01  Gary Funck  <gary@intrepid.com>
27381
27382         * c-decl.c (grokdeclarator): Fix formatting.
27383
27384 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27385
27386         * expr.c (emit_block_move_via_movmem): Use n_generator_args
27387         instead of n_operands.
27388         (set_storage_via_setmem): Likewise.
27389         * optabs.c (maybe_gen_insn): Likewise.
27390         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
27391         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
27392         (mips_expand_builtin_direct): Likewise.
27393         * config/spu/spu.c (expand_builtin_args): Likewise.
27394
27395 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27396
27397         * recog.h (insn_data_d): Add n_generator_args.
27398         * genoutput.c (data): Likewise.
27399         (output_insn_data): Print it.
27400         (max_opno, num_dups): Delete.
27401         (scan_operands): Just fill in "d->operand[...]".
27402         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
27403
27404 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27405
27406         * gensupport.h (pattern_stats): New structure.
27407         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
27408         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
27409         (max_operand_1, max_operand_vec): Delete.
27410         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
27411
27412 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
27413
27414         * emit-rtl.c (emit_pattern_after_setloc): New function.
27415         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
27416         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
27417         (emit_pattern_after): New function.
27418         (emit_insn_after, emit_jump_insn_after): Call it.
27419         (emit_call_insn_after, emit_debug_insn_after): Likewise.
27420         (emit_pattern_before_setloc): New function.
27421         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
27422         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
27423         Likewise.
27424         (emit_pattern_before): New function.
27425         (emit_insn_before, emit_jump_insn_before): Call it.
27426         (emit_call_insn_before, emit_debug_insn_before): Likewise.
27427
27428 2011-03-31  Richard Henderson  <rth@redhat.com>
27429
27430         * dwarf2out.c (dw_separate_line_info_ref): Remove.
27431         (dw_separate_line_info_entry): Remove.
27432         (enum dw_line_info_opcode): New.
27433         (dw_line_info_entry): Use it.
27434         (dw_line_info_table, dw_line_info_table_p): New.
27435         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
27436         (line_info_table, line_info_label_num): Remove.
27437         (line_info_table_in_use): Remove.
27438         (separate_line_info_table): Remove.
27439         (separate_line_info_table_allocated): Remove.
27440         (separate_line_info_table_in_use): Remove.
27441         (LINE_INFO_TABLE_INCREMENT): Remove.
27442         (line_info_label_num): New.
27443         (cur_line_info_table): New.
27444         (text_section_line_info, cold_text_section_line_info): New.
27445         (separate_line_info): New.
27446         (SEPARATE_LINE_CODE_LABEL): Remove.
27447         (print_dwarf_line_table): Remove.
27448         (debug_dwarf): Don't dump it.
27449         (output_one_line_info_table): New.
27450         (output_line_info): Use it.
27451         (new_line_info_table): New.
27452         (set_cur_line_info_table): New.
27453         (dwarf2out_switch_text_section): Use it.
27454         (dwarf2out_begin_function): Likewise.
27455         (push_dw_line_info_entry): New.
27456         (dwarf2out_source_line): Rewrite for new line info tables.
27457         (dwarf2out_init): Remove dead initailizations.
27458
27459 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
27460
27461         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
27462         various flags.
27463         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
27464         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
27465         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
27466         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
27467         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
27468         * opt-functions.awk (flag_init, switch_bit_fields): New.
27469         (switch_flags): Don't handle flags moved to bit-fields.  Don't
27470         generate CL_MISSING_OK or CL_SAVE.
27471         * optc-gen.awk: Update to generate bit-field output as well as
27472         flags field.
27473         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
27474         bit-field instead of CL_REJECT_DRIVER flag.
27475         * opts-common.c (generate_canonical_option,
27476         decode_cmdline_option): Use bit-fields instead of CL_* flags.
27477         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
27478         instead of CL_REJECT_NEGATIVE flag.
27479         * toplev.c (print_switch_values): Use cl_report bit-field instead
27480         of CL_REPORT flag.
27481
27482 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
27483
27484         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
27485         a zero minimum index only if it is redundant.
27486
27487 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
27488
27489         PR rtl-optimization/48381
27490         * ira-color.c (assign_hard_reg): Use hard reg set intersection
27491         instead of ira_class_hard_reg_index for calculating conflicting
27492         hard registers.
27493
27494 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
27495
27496         * cprop.c: Clean up hash table building.
27497         (reg_avail_info): Remove.
27498         (oprs_available_p): Remove.
27499         (record_last_reg_set_info): Remove.
27500         (record_last_set_info): Remove.
27501         (reg_available_p): New function.
27502         (gcse_constant_p): Do not treat unfolded conditions as constants.
27503         (make_set_regs_unavailable): New function.
27504         (hash_scan_set): Simplify with new reg_available_p.
27505         (compute_hash_table_work): Traverse insns stream only once.
27506         Do not compute reg_avail_info. Traverse insns in reverse order.
27507         Record implicit sets after recording explicit sets from the block.
27508
27509 2011-03-31  Michael Matz  <matz@suse.de>
27510
27511         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
27512
27513 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
27514
27515         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
27516         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
27517         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
27518         (h8300_mode_dependent_address_p): New function.
27519         (h8300_get_index): Make static.
27520
27521 2011-03-31  Jeff Law  <law@redhat.com>
27522
27523         * reload1.c (elimination_effects): Fix typo in recent change.
27524
27525         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
27526         typo potentially leading to null pointer dereference.
27527
27528         * caller-save.c (new_saved_hard_reg): Eliminate return value.
27529         (setup_save_areas): Corresponding changes to avoid useless
27530         assignments.
27531
27532         * jump.c (reversed_comparison_code_parts): Avoid successive return
27533         statements when REVERSE_CONDITION is defined.
27534
27535         * expr.c (expand_assignment): Avoid useless assignments.
27536         (expand_expr_real_1): Likewise.
27537         (expand_expr_real_2): Avoid useless statements.
27538
27539         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
27540
27541         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
27542
27543         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
27544         statements.
27545
27546         * stmt.c (expand_expr_stmt): Avoid useless assignment.
27547
27548 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
27549
27550         PR target/47109
27551         * doc/tm.texi.in (TARGET_VERSION): Remove.
27552         * doc/tm.texi: Regenerate.
27553         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
27554         * collect2.c (main): Don't use TARGET_VERSION.
27555         * mips-tdump.c (main): Don't use TARGET_VERSION.
27556         * mips-tfile.c (main): Don't use TARGET_VERSION.
27557         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
27558         * config/rs6000/vxworksae.h: Remove.
27559         * config/alpha/alpha.h (TARGET_VERSION): Remove.
27560         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
27561         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
27562         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
27563         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
27564         * config/arm/arm.h (TARGET_VERSION): Remove.
27565         * config/arm/coff.h (TARGET_VERSION): Remove.
27566         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
27567         * config/arm/elf.h (TARGET_VERSION): Remove.
27568         * config/arm/freebsd.h (TARGET_VERSION): Remove.
27569         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
27570         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
27571         * config/arm/pe.h (TARGET_VERSION): Remove.
27572         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
27573         * config/arm/semi.h (TARGET_VERSION): Remove.
27574         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
27575         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
27576         * config/arm/vxworks.h (TARGET_VERSION): Remove.
27577         * config/avr/avr.h (TARGET_VERSION): Remove.
27578         * config/bfin/bfin.h (TARGET_VERSION): Remove.
27579         * config/fr30/fr30.h (TARGET_VERSION): Remove.
27580         * config/frv/frv.h (TARGET_VERSION): Remove.
27581         * config/h8300/h8300.h (TARGET_VERSION): Remove.
27582         * config/i386/cygwin.h (TARGET_VERSION): Remove.
27583         * config/i386/darwin.h (TARGET_VERSION): Remove.
27584         * config/i386/darwin64.h (TARGET_VERSION): Remove.
27585         * config/i386/djgpp.h (TARGET_VERSION): Remove.
27586         * config/i386/freebsd.h (TARGET_VERSION): Remove.
27587         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
27588         * config/i386/gnu.h (TARGET_VERSION): Remove.
27589         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
27590         * config/i386/i386elf.h (TARGET_VERSION): Remove.
27591         * config/i386/linux.h (TARGET_VERSION): Remove.
27592         * config/i386/linux64.h (TARGET_VERSION): Remove.
27593         * config/i386/lynx.h (TARGET_VERSION): Remove.
27594         * config/i386/mingw32.h (TARGET_VERSION): Remove.
27595         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
27596         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
27597         * config/i386/netware.h (TARGET_VERSION): Remove.
27598         * config/i386/nto.h (TARGET_VERSION): Remove.
27599         * config/i386/openbsd.h (TARGET_VERSION): Remove.
27600         * config/i386/vxworks.h (TARGET_VERSION): Remove.
27601         * config/ia64/elf.h (TARGET_VERSION): Remove.
27602         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
27603         * config/ia64/hpux.h (TARGET_VERSION): Remove.
27604         * config/ia64/linux.h (TARGET_VERSION): Remove.
27605         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
27606         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
27607         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
27608         * config/lm32/lm32.h (TARGET_VERSION): Remove.
27609         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
27610         * config/m32c/m32c.h (TARGET_VERSION): Remove.
27611         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
27612         * config/m32r/m32r.h (TARGET_VERSION): Remove.
27613         * config/m68k/linux.h (TARGET_VERSION): Remove.
27614         * config/m68k/m68k.h (TARGET_VERSION): Remove.
27615         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
27616         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
27617         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
27618         * config/mep/mep.h (TARGET_VERSION): Remove.
27619         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
27620         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
27621         * config/mips/iris6.h (MACHINE_TYPE): Remove.
27622         * config/mips/linux.h (TARGET_VERSION): Remove.
27623         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
27624         * config/mips/vxworks.h (TARGET_VERSION): Remove.
27625         * config/mmix/mmix.h (TARGET_VERSION): Remove.
27626         * config/mn10300/linux.h (TARGET_VERSION): Remove.
27627         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
27628         * config/pa/pa.h (TARGET_VERSION): Remove.
27629         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
27630         * config/picochip/picochip.h (TARGET_VERSION): Remove.
27631         * config/rs6000/aix.h (TARGET_VERSION): Remove.
27632         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
27633         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
27634         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
27635         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
27636         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
27637         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
27638         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
27639         * config/rs6000/linux.h (TARGET_VERSION): Remove.
27640         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
27641         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
27642         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
27643         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
27644         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
27645         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
27646         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
27647         * config/s390/linux.h (TARGET_VERSION): Remove.
27648         * config/s390/s390.h (TARGET_VERSION): Remove.
27649         * config/s390/tpf.h (TARGET_VERSION): Remove.
27650         * config/score/score.h (TARGET_VERSION): Remove.
27651         * config/sh/linux.h (TARGET_VERSION): Remove.
27652         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
27653         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
27654         * config/sh/sh.h (TARGET_VERSION): Remove.
27655         * config/sh/sh64.h (TARGET_VERSION): Remove.
27656         * config/sh/superh.h (TARGET_VERSION): Remove.
27657         * config/sh/vxworks.h (TARGET_VERSION): Remove.
27658         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
27659         * config/sparc/linux.h (TARGET_VERSION): Remove.
27660         * config/sparc/linux64.h (TARGET_VERSION): Remove.
27661         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
27662         TARGET_NAME32, TARGET_NAME): Remove.
27663         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
27664         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
27665         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
27666         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
27667         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
27668         * config/spu/spu.h (TARGET_VERSION): Remove.
27669         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
27670         * config/v850/v850.h (TARGET_VERSION): Remove.
27671         * config/vax/linux.h (TARGET_VERSION): Remove.
27672         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
27673         * config/xtensa/elf.h (TARGET_VERSION): Remove.
27674         * config/xtensa/linux.h (TARGET_VERSION): Remove.
27675
27676 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
27677
27678         PR target/48142
27679         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
27680         frame-related from frame-unrelated adjustments to the stack pointer.
27681
27682 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
27683
27684         * common.opt (fdebug-types-section): Move earlier.
27685         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
27686
27687 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
27688
27689         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
27690         var.
27691
27692 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
27693
27694         * tree.h (CASE_CHAIN): Define.
27695         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
27696         (gimple_redirect_edge_and_branch): Likewise.
27697
27698 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
27699
27700         PR middle-end/48367
27701         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
27702         calculation.
27703
27704 2011-03-30  Jeff Law  <law@redhat.com>
27705
27706         * PR bootstrap/48371
27707         * reload1.c (reload): Fix botch in last change.
27708
27709         * reload.h (struct reload): Fix typo introduced in last change.
27710
27711 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27712
27713         * config/arm/arm.opt (mhard-float, msoft-float): Mark
27714         Undocumented.  Remove help text.
27715         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
27716         -mhard-float.
27717
27718 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27719
27720         * doc/options.texi (NegativeAlias): Document.
27721         (Alias): Mention NegativeAlias.
27722         * opt-functions.awk: Handle NegativeAlias.
27723         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
27724         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
27725         * opts.h (CL_NEGATIVE_ALIAS): Define.
27726         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
27727         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
27728         OPT_mspe_.
27729         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
27730         Alias entries.
27731         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
27732         mno-spe and mno-isel instead of mspe=no and -misel=no.
27733
27734 2011-03-29  Mark Wielaard  <mjw@redhat.com>
27735
27736         * common.opt (fdebug-types-section): New flag.
27737         * doc/invoke.texi: Document new -fno-debug-types-section flag.
27738         * dwarf2out.c (use_debug_types): New define.
27739         (struct die_struct): Mark die_id with GTY desc use_debug_types.
27740         (print_die): Guard output of type unit signatures using
27741         use_debug_types.
27742         (build_abbrev_table): Replace assert of dwarf_version >= 4
27743         with assert on use_debug_types.
27744         (size_of_die): Likewise.
27745         (unmark_dies): Likewise.
27746         (value_format): Decide AT_ref_external form on use_debug_types.
27747         (output_die): Replace dwarf_version version check guard with
27748         use_debug_types where appropriate.
27749         (modified_type_die): Likewise.
27750         (gen_reference_type_die): Likewise.
27751         (dwarf2out_start_source_file): Likewise.
27752         (dwarf2out_end_source_file): Likewise.
27753         (prune_unused_types_walk_attribs): Likewise.
27754         (dwarf2out_finish): Likewise.
27755
27756 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
27757
27758         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
27759
27760 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27761
27762         PR rtl-optimization/48332
27763         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
27764         mode of input operand N and modeN to its actual mode.
27765
27766 2011-03-30  Jeff Law  <law@redhat.com>
27767
27768         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
27769         define accessor macro.
27770         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
27771         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
27772         (reg_equiv_init): Likewise.
27773         (reg_equivs_size): New variable.
27774         (reg_equiv_init_size): Remove.
27775         (allocate_initial_values): Move prototype to here from....
27776         * integrate.h (allocate_initial_values): Remove prototype.
27777         * integrate.c: Include reload.h.
27778         (allocate_initial_values): Corresponding changes.
27779         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
27780         (fix_reg_equiv_init, no_equiv): Corresponding changes.
27781         (update_equiv_regs): Corresponding changes.
27782         (ira): Corresponding changes.
27783         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
27784         (push_secondary_reload): Corresponding changes.
27785         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
27786         (make_memloc, find_reloads_address): Corresponding changes.
27787         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
27788         (find_reloads_address_1): Corresponding changes.
27789         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
27790         (refers_to_regno_for_reload_p): Corresponding changes.
27791         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
27792         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
27793         * reload1.c: Include ggc.h.
27794         (grow_reg_equivs): New function.
27795         (replace_pseudos_in, reload): Corresponding changes.
27796         (calculate_needs_all_insns, alter_regs): Corresponding changes.
27797         (eliminate_regs_1, elimination_effects): Corresponding changes.
27798         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
27799         (delete_output_reload): Likewise.
27800         * caller-save.c (mark_referenced_regs): Corresponding changes.
27801         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
27802         * frv/predicates.md (frv_load_operand): Corresponding changes.
27803         * microblaze/microblaze.c (double_memory_operand): Corresponding
27804         changes.
27805         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
27806         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
27807         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
27808         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
27809         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
27810         changes.
27811         * pa/pa.c (emit_move_sequence): Corresponding changes.
27812         * vax/vax.c (nonindexed_address_p): Corresponding changes.
27813
27814 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27815
27816         PR target/47551
27817         * config/arm/arm.c (coproc_secondary_reload_class): Handle
27818         structure modes.  Don't check neon_vector_mem_operand for
27819         vector or structure modes.
27820
27821 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27822             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
27823
27824         PR target/43590
27825         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
27826         operand 1 and reshuffle the operands to match.
27827         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
27828
27829 2011-03-30  Christian Schüler  <cschueler@gmx.de>
27830
27831         PR driver/48208
27832         * config/c.opt (F): Added 'Driver' to -F option.
27833
27834         PR driver/48260
27835         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
27836           handler function.
27837         * config/darwin.opt: Added '-arch' option.
27838
27839 2011-03-30  Nick Clifton  <nickc@redhat.com>
27840
27841         * config/rx/rx.md: Add peepholes and patterns to combine
27842         extending loads and simple arithmetic instructions.
27843         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
27844         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
27845         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
27846         modes to use pre-decrement and post-increment addressing.
27847         (rx_is_restricted_memory_address): Add range checking of REG+INT
27848         addresses.
27849         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
27850         (rx_memory_move_cost): Adjust cost of stores.
27851         (rx_adjust_insn_length): New function.
27852
27853 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
27854
27855         PR c/48305
27856         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
27857         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
27858         matching arg00/arg01 types.
27859
27860 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
27861
27862         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
27863         last_location to UNKNOWN_LOCATION.
27864
27865 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
27866
27867         PR target/48349
27868         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
27869         FLOAT_SSE_REGS.
27870
27871 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27872             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27873
27874         PR bootstrap/48337
27875         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
27876         Init(PROCESSOR_V7).
27877         (sparc_cpu): Likewise.
27878         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
27879         PROCESSOR_V7.
27880
27881 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
27882
27883         PR target/48336
27884         PR middle-end/48342
27885         PR rtl-optimization/48345
27886         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
27887         hard regs for given mode from profitable regs when doing secondary
27888         allocation.
27889
27890 2011-03-29  Jeff Law  <law@redhat.com>
27891
27892         PR bootstrap/48327
27893         * tree-ssa-threadupdate.c (struct redirection_data): Remove
27894         do_not_duplicate field.
27895         (lookup_redirection_data): Corresponding changes.
27896         (create_duplicates): Always create a template block.
27897         (redirect_edges): Remove code which reused the original block
27898         when it was going to become unreachable code.
27899         (thread_block): Don't set do_not_duplicate field.
27900
27901 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
27902
27903         * lto-opts.c (register_user_option_p, lto_register_user_option):
27904         Make type argument unsigned.
27905         * lto-streamer.h (lto_register_user_option): Make type argument
27906         unsigned.
27907         * opth-gen.awk: Make CL_* macros unsigned.
27908         * opts-common.c (find_opt): Make lang_mask argument unsigned.
27909         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
27910         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
27911         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
27912         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
27913         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
27914         (find_opt): Make lang_mask argument unsigned.
27915
27916 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
27917
27918         PR rtl-optimization/48331
27919         PR rtl-optimization/48334
27920         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
27921         for any used algorithm.
27922
27923 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
27924
27925         * ira-conflicts.c (build_object_conflicts): Add unused attribute
27926         to parent_max.
27927
27928 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
27929
27930         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
27931         (alpha_option_override): Don't set alpha_sr_alias_set.
27932         (emit_frame_store_1): Use gen_frame_mem rather than calling
27933         set_mem_alias_set.
27934         (alpha_expand_epilogue): Ditto.
27935
27936 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
27937
27938         PR tree-optimization/48290
27939         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
27940         vectorization, check that relevant phis in the basic block after
27941         the inner loop are really inner loop's exit phis.
27942
27943 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
27944
27945         PR debug/48190
27946         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
27947         (cached_dw_loc_list_def): New structure.
27948         (cached_dw_loc_list): New typedef.
27949         (cached_dw_loc_list_table): New variable.
27950         (cached_dw_loc_list_table_hash): New function.
27951         (cached_dw_loc_list_table_eq): Likewise.
27952         (add_location_or_const_value_attribute): Take a bool cache_p.
27953         Cache the list when the parameter is true.
27954         (gen_formal_parameter_die): Update caller.
27955         (gen_variable_die): Likewise.
27956         (dwarf2out_finish): Likewise.
27957         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
27958         while generating debug info for the decl.
27959         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
27960         (dwarf2out_init): Initialize cached_dw_loc_list_table.
27961         (resolve_addr): Cache the result of resolving a chain of
27962         location lists.
27963
27964 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
27965
27966         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
27967         conflict object hard regset nodes have intersecting hard reg sets.
27968
27969         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
27970         after regstat_init_n_sets_and_refs.
27971
27972         * ira.c: Add more comments at the top.
27973         (setup_stack_reg_pressure_class, setup_pressure_classes):
27974         Add comments how we compute the register pressure classes.
27975         (setup_allocno_and_important_classes): Add more comments.
27976         (setup_class_translate_array, reorder_important_classes)
27977         (setup_reg_class_relations): Add comments.
27978
27979         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
27980         start of the file.
27981
27982         * ira-color.c: Add 2011 to the Copyright line.
27983         (assign_hard_reg):  Add more comments.
27984         (improve_allocation): Ditto.
27985
27986         * ira-costs.c: Add 2011 to the Copyright line.
27987         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
27988         comments.
27989         (setup_regno_cost_classes_by_mode): Ditto.
27990
27991         Initial patches from ira-improv branch:
27992
27993         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
27994
27995         * ira-build.c (ira_create_object): Remove initialization of
27996         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
27997         (ira_create_allocno): Remove initialization of
27998         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
27999         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
28000         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
28001         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
28002         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
28003         Initialize ALLOCNO_ADD_DATA.
28004         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
28005         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
28006         ALLOCNO_REG.
28007         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
28008         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
28009
28010         * ira.c (ira_reallocate): Remove.
28011         (setup_pressure_classes): Call
28012         ira_init_register_move_cost_if_necessary.  Use
28013         ira_register_move_cost instead of ira_get_register_move_cost.
28014         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
28015         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
28016
28017         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
28018         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
28019         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
28020         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
28021         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
28022         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
28023         Fix formatting.
28024         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
28025         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
28026         (struct allocno_color_data): New.
28027         (allocno_color_data_t): New typedef.
28028         (allocno_color_data): New definition.
28029         (ALLOCNO_COLOR_DATA): New macro.
28030         (struct object_color_data): New.
28031         (object_color_data_t): New typedef.
28032         (object_color_data): New definition.
28033         (OBJECT_COLOR_DATA): New macro.
28034         (update_copy_costs, calculate_allocno_spill_cost): Call
28035         ira_init_register_move_cost_if_necessary.  Use
28036         ira_register_move_cost instead of ira_get_register_move_cost.
28037         (move_spill_restore, update_curr_costs): Ditto.
28038         (allocno_spill_priority): Make it inline.
28039         (color_pass): Allocate and free allocno_color_dat and object_color_data.
28040         (struct coalesce_data, coalesce_data_t): New.
28041         (allocno_coalesce_data): New definition.
28042         (ALLOCNO_COALESCE_DATA): New macro.
28043         (merge_allocnos, coalesced_allocno_conflict_p): Use
28044         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
28045         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
28046         (coalesce_allocnos): Ditto.
28047         (setup_coalesced_allocno_costs_and_nums): Ditto.
28048         (collect_spilled_coalesced_allocnos): Ditto.
28049         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
28050         (setup_slot_coalesced_allocno_live_ranges): Ditto.
28051         (coalesce_spill_slots): Ditto.
28052         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
28053         free allocno_coalesce_data.
28054
28055         * ira-conflicts.c: Fix formatting.
28056         (process_regs_for_copy): Call
28057         ira_init_register_move_cost_if_necessary.  Use
28058         ira_register_move_cost instead of ira_get_register_move_cost.
28059         (build_object_conflicts): Optimize.
28060
28061         * ira-costs.c (record_reg_classes): Optimize.  Call
28062         ira_init_register_move_cost_if_necessary.  Use
28063         ira_register_move_cost, ira_may_move_in_cost, and
28064         ira_may_move_out_cost instead of ira_get_register_move_cost and
28065         ira_get_may_move_cost.
28066         (record_address_regs): Ditto.
28067         (scan_one_insn): Optimize.
28068         (find_costs_and_classes): Optimize.
28069         (process_bb_node_for_hard_reg_moves): Call
28070         ira_init_register_move_cost_if_necessary.  Use
28071         ira_register_move_cost instead of ira_get_register_move_cost.
28072
28073         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
28074         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
28075         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
28076         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
28077         definitions.
28078         (ira_initiate_emit_data, ira_finish_emit_data)
28079         (create_new_allocno): New functions.
28080         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
28081         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
28082         Use ira_register_move_cost instead of ira_get_register_move_cost.
28083
28084         * ira-int.h: Fix some comments.
28085         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
28086         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
28087         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
28088         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
28089         add_data.
28090         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
28091         bitfield after mode.  Make hard_regno a short int.  Make
28092         hard_regno short.  Remove first_coalesced_allocno and
28093         next_coalesced_allocno.  Move mem_optimized_dest_p,
28094         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
28095         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
28096         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
28097         temp, colorable_p.  Add new member add_data.
28098         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
28099         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
28100         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
28101         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
28102         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
28103         (ALLOCNO_ADD_DATA): New macro.
28104         (ira_emit_data_t): New typedef.
28105         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
28106         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
28107         from struct ira_allocno.
28108         (ALLOCNO_EMIT_DATA): New macro.
28109         (ira_allocno_emit_data, allocno_emit_reg): New.
28110         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
28111         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
28112         (OBJECT_ADD_DATA): New macro.
28113         (ira_reallocate): Remove.
28114         (ira_initiate_emit_data, ira_finish_emit_data): New.
28115         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
28116         (ira_init_register_move_cost_if_necessary): New.
28117         (ira_object_conflict_iter_next): Merge into
28118         ira_object_conflict_iter_cond.
28119         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
28120
28121         * ira-live.c (process_single_reg_class_operands): Call
28122         ira_init_register_move_cost_if_necessary.  Use
28123         ira_register_move_cost instead of ira_get_register_move_cost.
28124
28125         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
28126
28127         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
28128
28129         * ira-costs.c: Fix formatting.
28130         (cost_classes, cost_classes_num): Remove.
28131         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
28132         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
28133         (cost_classes_del, cost_classes_htab): New.
28134         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
28135         (initiate_regno_cost_classes, setup_cost_classes): New.
28136         (setup_regno_cost_classes_by_aclass): New.
28137         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
28138         (record_reg_classes): Use regno_cost_classes instead of
28139         cost_classes.  Move checking opposite operand up.
28140         (record_address_regs): Use regno_cost_classes
28141         instead of cost_classes.
28142         (scan_one_insn): Ditto.  Use always general register.
28143         (print_allocno_costs): Use regno_cost_classes instead of
28144         cost_classes.
28145         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
28146         (find_costs_and_classes): Set up cost classes for each registers.
28147         Use also their mode for this.  Use regno_cost_classes instead of
28148         cost_classes.
28149         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
28150         cost_classes.
28151         (free_ira_costs, ira_init_costs): Don't use cost_classes.
28152         (ira_costs, ira_set_pseudo_classes): Call
28153         initiate_regno_cost_classes and finish_regno_cost_classes.
28154
28155         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
28156
28157         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
28158
28159         * target.def (ira_cover_classes): Remove.
28160
28161         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
28162
28163         * doc/tm.texi.in: Ditto.
28164
28165         * ira-conflicts.c: Remove mentioning cover classes from the file.
28166         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
28167         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
28168
28169         * targhooks.c (default_ira_cover_classes): Remove.
28170
28171         * targhooks.h (default_ira_cover_classes): Ditto.
28172
28173         * haifa-sched.c: Remove mentioning cover classes from the file.
28174         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
28175         ira_pressure_classes and ira_pressure_classes_num instead of
28176         ira_reg_class_cover_size and ira_reg_class_cover.  Use
28177         sched_regno_pressure_class instead of sched_regno_cover_class.
28178         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
28179         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28180
28181         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
28182         classes from the file.
28183         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
28184         (struct object_hard_regs, struct object_hard_regs_node): New.
28185         (struct ira_object): New members profitable_hard_regs,
28186         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
28187         (struct ira_allocno): Rename cover_class to aclass.  Rename
28188         cover_class_cost and updated_cover_class_cost to class_cost and
28189         updated_class_cost.  Remove splay_removed_p and
28190         left_conflict_size.  Add new members colorable_p.
28191         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
28192         (ALLOCNO_COLORABLE_P): New macro.
28193         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
28194         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
28195         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
28196         (OBJECT_...): Rename parameter C to O.
28197         (OBJECT_PROFITABLE_HARD_REGS): New macro.
28198         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
28199         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
28200         (struct target_ira_int): New members x_ira_max_memory_move_cost,
28201         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
28202         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
28203         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
28204         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
28205         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
28206         x_ira_reg_class_subunion.
28207         (ira_max_memory_move_cost, ira_max_register_move_cost)
28208         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
28209         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
28210         (ira_important_class_nums, ira_reg_class_superunion): New macros.
28211         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
28212         (ira_reg_class_union): Rename to ira_reg_class_subunion.
28213         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
28214         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
28215         (ira_tune_allocno_costs_and_cover_classes): Rename to
28216         ira_tune_allocno_costs.
28217         (ira_debug_hard_regs_forest): New.
28218         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
28219         (ira_object_conflict_iter_next): Fix comments.
28220         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
28221         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
28222         cover_class to aclass.
28223         (ira_allocate_and_accumulate_costs): Ditto.
28224         (ira_allocate_and_set_or_copy_costs): Ditto.
28225
28226         * opts.c (decode_options): Remove ira_cover_class check.
28227
28228         * ira-color.c: Remove mentioning cover classes from the file.  Use
28229         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
28230         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
28231         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
28232         (splay-tree.h): Remove include.
28233         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
28234         before copy_freq_compare_func.
28235         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
28236         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
28237         New definitions.
28238         (hard_regs_roots, hard_regs_node_vec): Ditto.
28239         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
28240         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
28241         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
28242         (create_new_object_hard_regs_node): Ditto.
28243         (add_new_object_hard_regs_node_to_forest): Ditto.
28244         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
28245         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
28246         Ditto.
28247         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
28248         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
28249         (remove_unused_object_hard_regs_nodes): Ditto.
28250         (enumerate_object_hard_regs_nodes): Ditto.
28251         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
28252         (object_hard_regs_subnode_t): Ditto.
28253         (struct object_hard_regs_subnode): Ditto.
28254         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
28255         (setup_object_hard_regs_subnode_index): Ditto.
28256         (get_object_hard_regs_subnodes_num): Ditto.
28257         (form_object_hard_regs_nodes_forest): Ditto.
28258         (finish_object_hard_regs_nodes_tree): Ditto.
28259         (finish_object_hard_regs_nodes_forest): Ditto.
28260         (allocnos_have_intersected_live_ranges_p): Rename to
28261         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
28262         (pseudos_have_intersected_live_ranges_p): Rename to
28263         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
28264         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
28265         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
28266         (update_copy_costs): Remove assert.  Skip cost update if the hard
28267         reg does not belong the class.
28268         (assign_hard_reg): Process only profitable hard regs.
28269         (uncolorable_allocnos_num): Make it scalar.
28270         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
28271         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
28272         and ira_reg_class_max_nregs.
28273         (bucket_allocno_compare_func): Check frequency first.
28274         (sort_bucket): Add compare function as a parameter.
28275         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
28276         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
28277         (push_allocno_to_stack): Rewrite for checking new allocno
28278         colorability.
28279         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
28280         (push_only_colorable): Pass new parameter to sort_bucket.
28281         (push_allocno_to_spill): Remove.
28282         (allocno_spill_priority_compare): Make it inline and rewrite.
28283         (splay_tree_allocate, splay_tree_free): Remove.
28284         (allocno_spill_sort_compare): New function.
28285         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
28286         build and use splay tree.  Choose first allocno in uncolorable
28287         allocno bucket to spill.  Remove setting spill cost.
28288         (all_conflicting_hard_regs): Remove.
28289         (setup_allocno_available_regs_num): Check only profitable hard
28290         regs.  Print info about hard regs nodes.
28291         (setup_allocno_left_conflicts_size): Remove.
28292         (put_allocno_into_bucket): Don't call
28293         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
28294         (improve_allocation): New.
28295         (color_allocnos): Call setup_profitable_hard_regs,
28296         form_object_hard_regs_nodes_forest, improve_allocation,
28297         finish_object_hard_regs_nodes_forest.  Setup spill cost.
28298         (print_loop_title): Use pressure classes.
28299         (color_allocnso): Ditto.
28300         (do_coloring): Remove allocation and freeing splay_tree_node_pool
28301         and allocnos_for_spilling.
28302         (ira_sort_regnos_for_alter_reg): Don't setup members
28303         {first,next}_coalesced_allocno.
28304         (color): Remove allocating and freeing removed_splay_allocno_vec.
28305         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
28306         prohibited_class_mode_regs.
28307
28308         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
28309         formatting.
28310         (update_allocno_pressure_excess_length): Use pressure classes.
28311         (inc_register_pressure, dec_register_pressure): Check for pressure
28312         class.
28313         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
28314         pressure class.  Use ira_reg_class_nregs instead of
28315         ira_reg_class_max_nregs.
28316         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
28317         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
28318         (single_reg_class): Use ira_reg_class_nregs instead of
28319         ira_reg_class_max_nregs.
28320         (process_bb_node_lives): Use pressure classes.
28321
28322         * ira-emit.c: Remove mentioning cover classes from the file.  Use
28323         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
28324         (change_loop): Use pressure classes.
28325         (modify_move_list): Call ira_set_allocno_class instead of
28326         ira_set_allocno_cover_class.
28327
28328         * ira-build.c: Remove mentioning cover classes from the file.  Use
28329         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
28330         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
28331         ALLOCNO_UPDATED_CLASS_COST instead of
28332         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
28333         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
28334         (ira_create_allocno): Remove initialization of
28335         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
28336         ALLOCNO_COLORABLE_P.
28337         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
28338         Update conflict regs for the objects.
28339         (create_cap_allocno): Remove assert.  Don't propagate
28340         ALLOCNO_AVAILABLE_REGS_NUM.
28341         (ira_free_allocno_costs): New function.
28342         (finish_allocno): Change a part of code into call of
28343         ira_free_allocno_costs.
28344         (low_pressure_loop_node_p): Use pressure classes.
28345         (object_range_compare_func): Don't compare classes.
28346         (setup_min_max_conflict_allocno_ids): Ditto.
28347
28348         * loop-invariant.c: Remove mentioning cover classes from the file.
28349         Use ira_pressure_classes and ira_pressure_classes_num instead of
28350         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
28351         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
28352         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28353         Use reg_allocno_class instead of reg_cover_class.
28354         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
28355         STACK_REG_COVER_CLASS.
28356         (get_regno_cover_class): Rename to get_regno_pressure_class.
28357         (move_loop_invariants): Initialize and finalize regstat.
28358
28359         * ira.c: Remove mentioning cover classes from the file.  Add
28360         comments about coloring without cover classes.  Use ALLOCNO_CLASS
28361         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
28362         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
28363         setup_class_subset_and_memory_move_costs.
28364         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
28365         (setup_cover_and_important_classes): Rename to
28366         setup_allocno_and_important_classes.
28367         (setup_class_translate_array): New.
28368         (setup_class_translate): Call it for allocno and pressure classes.
28369         (cover_class_order): Rename to allocno_class_order.
28370         (comp_reg_classes_func): Use ira_allocno_class_translate instead
28371         of ira_class_translate.
28372         (reorder_important_classes): Set up ira_important_class_nums.
28373         (setup_reg_class_relations): Set up ira_reg_class_superunion.
28374         (print_class_cover): Rename to print_classes.  Add parameter.
28375         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
28376         Print pressure classes too.
28377         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
28378         setup_reg_subclasses.
28379         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
28380         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
28381         (setup_prohibited_class_mode_regs): Use
28382         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
28383         (clarify_prohibited_class_mode_regs): New function.
28384         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
28385         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
28386         (ira_init_once): Initialize them.
28387         (free_register_move_costs): Process them.
28388         (ira_init): Move calls of find_reg_classes and
28389         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
28390         Call clarify_prohibited_class_mode_regs.
28391         (ira_no_alloc_reg): Remove.
28392         (too_high_register_pressure_p): Use pressure classes.
28393
28394         * sched-deps.c: Remove mentioning cover classes from the file.
28395         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
28396         ira_pressure_classes and ira_pressure_classes_num instead of
28397         ira_reg_class_cover_size and ira_reg_class_cover.
28398         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
28399         sched_regno_pressure_class instead of sched_regno_cover_class.
28400         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
28401         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28402
28403         * ira.h: Add 2010 to Copyright.
28404         (ira_no_alloc_reg): Remove external.
28405         (struct target_ira): Rename x_ira_hard_regno_cover_class,
28406         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
28407         x_ira_class_translate to x_ira_hard_regno_allocno_class,
28408         x_ira_allocno_classes_num, x_ira_allocno_classes, and
28409         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
28410         x_ira_pressure_classes, x_ira_pressure_class_translate, and
28411         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
28412         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
28413         x_ira_no_alloc_regs.
28414         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
28415         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
28416         ira_allocno_classes_num and ira_allocno_classes.
28417         (ira_class_translate): Rename to ira_allocno_class_translate.
28418         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
28419         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
28420         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
28421         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
28422         (ira_no_alloc_regs): New.
28423
28424         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
28425         classes from the file.  Use ALLOCNO_CLASS instead of
28426         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
28427         ALLOCNO_COVER_CLASS_COST.
28428         (regno_cover_class): Rename to regno_aclass.
28429         (record_reg_classes): Use ira_reg_class_subunion instead of
28430         ira_reg_class_union.
28431         (record_address_regs): Check overflow.
28432         (scan_one_insn): Ditto.
28433         (print_allocno_costs): Print total mem cost fore regional allocation.
28434         (print_pseudo_costs): Use REG_N_REFS.
28435         (find_costs_and_classes): Use classes intersected with them on the
28436         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
28437         ira_reg_class_union.  Use ira_allocno_class_translate and
28438         regno_aclass instead of ira_class_translate and regno_cover_class.
28439         Modify code for finding regno_aclass.  Setup preferred classes for
28440         the next pass.
28441         (setup_allocno_cover_class_and_costs): Rename to
28442         setup_allocno_class_and_costs.  Use regno_aclass instead of
28443         regno_cover_class.  Use ira_set_allocno_class instead of
28444         ira_set_allocno_cover_class.
28445         (init_costs, finish_costs): Use regno_aclass instead of
28446         regno_cover_class.
28447         (ira_costs): Use setup_allocno_class_and_costs instead of
28448         setup_allocno_cover_class_and_costs.
28449         (ira_tune_allocno_costs_and_cover_classes): Rename to
28450         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
28451         by processing objects.  Use ira_reg_class_max_nregs instead of
28452         ira_reg_class_nregs.
28453
28454         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
28455
28456         * sched-int.h: Remove mentioning cover classes from the file.
28457         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
28458
28459         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
28460         classes from the file.
28461         (struct reg_pref): Rename coverclass into allocnoclass.
28462         (reg_cover_class): Rename to reg_allocno_class.
28463
28464         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
28465
28466         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
28467
28468         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
28469
28470         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
28471
28472         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
28473
28474         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
28475
28476         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
28477
28478         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
28479
28480         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
28481
28482         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
28483
28484         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
28485         (i386_ira_cover_classes): Ditto.
28486
28487         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
28488
28489         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
28490
28491         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
28492
28493         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
28494
28495         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
28496
28497         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
28498
28499         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
28500         (mips_ira_cover_classes): Ditto.
28501
28502         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
28503
28504         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
28505
28506         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
28507
28508         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
28509
28510         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
28511
28512         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
28513         (IRA_COVER_CLASSES_VSX): Ditto.
28514
28515         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
28516         (rs6000_ira_cover_classes): Ditto.
28517
28518         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
28519
28520         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
28521
28522         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
28523
28524         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
28525
28526         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
28527
28528         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
28529
28530         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
28531
28532         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
28533
28534         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
28535
28536         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
28537
28538 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
28539
28540         PR debug/48253
28541         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
28542         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
28543         dw_fde_unlikely_section_end_label, cold_in_std_section,
28544         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
28545         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
28546         fields.
28547         (output_fde): Use dw_fde_second_{begin,end} if second is
28548         true, otherwise dw_fde_{begin,end}.
28549         (output_call_frame_info): Test dw_fde_second_begin != NULL
28550         instead of dw_fde_switched_sections.
28551         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
28552         fields, initialize new fields.  Initialize in_std_section
28553         unconditionally from the first partition.
28554         (dwarf2out_end_epilogue): Don't override dw_fde_end when
28555         dw_fde_second_begin is non-NULL.
28556         (dwarf2out_switch_text_section): Stop initializing removed
28557         dw_fde_struct fields, initialize new fields, initialize
28558         also dw_fde_end here.  Set dw_fde_switch_cfi even when
28559         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
28560         (struct var_loc_list_def): Add last_before_switch field.
28561         (arange_table, arange_table_allocated, arange_table_in_use,
28562         ARANGE_TABLE_INCREMENT, add_arange): Removed.
28563         (size_of_aranges): Count !in_std_section and !second_in_std_section
28564         hunks in fdes, instead of looking at arange_table_in_use.
28565         (output_aranges): Add aranges_length argument, don't call
28566         size_of_aranges here.  Instead of using aranges_table*
28567         emit ranges for fdes when !in_std_section resp.
28568         !second_in_std_section.
28569         (dw_loc_list): Break ranges crossing section switch.
28570         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
28571         use dw_fde_second_end instead of dw_fde_end as end of last range.
28572         (gen_subprogram_die): Don't call add_arange.  Use
28573         dw_fde_{begin,end} for first partition and if switched
28574         section dw_fde_second_{begin,end} for the second.
28575         (var_location_switch_text_section_1,
28576         var_location_switch_text_section): New functions.
28577         (dwarf2out_begin_function): Initialize cold_text_section even
28578         when function_section () isn't text_section.
28579         (prune_unused_types): Don't walk arange_table.
28580         (dwarf2out_finish): Don't needlessly test
28581         flag_reorder_blocks_and_partition when testing cold_text_section_used.
28582         If info_section_emitted, call size_of_aranges and if it indicates
28583         non-empty .debug_aranges, call output_aranges with the computed
28584         size.  Stop using removed dw_fde_struct fields, use
28585         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
28586         for second.
28587
28588         PR debug/48203
28589         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
28590         create ENTRY_VALUE if incoming or address of incoming's MEM
28591         is a hard REG.
28592         * dwarf2out.c (mem_loc_descriptor): Don't emit
28593         DW_OP_GNU_entry_value of DW_OP_fbreg.
28594         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
28595         on ENTRY_VALUE is able to find the canonical parameter VALUE.
28596         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
28597         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
28598         ENTRY_VALUE_EXPs.
28599         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
28600         is a REG_P or MEM_P with REG_P address, compute hash directly
28601         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
28602         (preserve_only_constants): Don't clear VALUES forwaring
28603         ENTRY_VALUE to some other VALUE.
28604
28605 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
28606
28607         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
28608         instead of GEN_INT.
28609
28610 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
28611
28612         * cfgexpand.c (expand_gimple_cond): Always set the source location and
28613         block before expanding the statement.
28614         (expand_gimple_stmt_1): Likewise.  Set them here...
28615         (expand_gimple_stmt): ...and not here.  Tidy.
28616         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
28617         unknown.
28618
28619 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
28620
28621         * Makefile.in: New rule for cprop.o.
28622         * gcse.c: Move constant/copy propagation to cprop.c.
28623         (compute_local_properties): Only handle expression tables.
28624         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
28625         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
28626         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
28627         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
28628         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
28629         compute_cprop_data, find_used_regs, try_replace_reg,
28630         find_avail_set, cprop_jump, constprop_register, cprop_insn,
28631         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
28632         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
28633         find_bypass_set, reg_killed_on_edge, bypass_block,
28634         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
28635         execute_rtl_cprop, pass_rtl_cprop): Move to...
28636         * cprop.c: ...here.  New file, constant/copy propagation for RTL
28637         moved from gcse.c to here with minor cleanups in duplicated code.
28638
28639 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
28640
28641         * config/i386/i386.c (flag_opts): Fix a typo in
28642         -mavx256-split-unaligned-store.
28643
28644 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
28645
28646         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
28647         LIBCALL_VALUE): Remove macros.
28648         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
28649         TARGET_FUNCTION_VALUE_REGNO_P): Define.
28650         (h8300_function_value, h8300_libcall_value,
28651         h8300_function_value_regno_p): New functions.
28652
28653 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
28654
28655         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
28656
28657 2011-03-28  Jeff Law  <law@redhat.com>
28658
28659         * tree-ssa-threadupdate.c (redirect_edges): Call
28660         create_edge_and_update_destination_phis as needed.
28661         (create_edge_and_update_destination_phis): Accept new BB argument.
28662         All callers updated.
28663         (thread_block): Do not update the profile when threading around
28664         intermediate blocks.
28665         (thread_single_edge): Likewise.
28666         (determine_bb_domination_status): If BB is not a successor of the
28667         loop header, return NONDOMINATING.
28668         (register_jump_thread): Note when we register a jump thread around
28669         an intermediate block.
28670         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
28671         (thread_across_edge): Use it.
28672
28673 2011-03-28  Tristan Gingold  <gingold@adacore.com>
28674
28675         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
28676         when for_return is 2.
28677
28678 2011-03-28  Jeff Law  <law@redhat.com>
28679
28680         * var-tracking.c (canonicalize_values_mark): Delete unused
28681         lhs assignment.
28682         (canonicalize_values_star, set_variable_part): Likewise.
28683         (clobber_variable_part, delete_variable_part): Likewise.
28684
28685 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
28686
28687         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
28688
28689 2011-03-28  Martin Jambor  <mjambor@suse.cz>
28690
28691         * tree-inline.c (expand_call_inline): Do not check that destination
28692         node is analyzed.
28693         (optimize_inline_calls): Assert that destination node is analyzed.
28694         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
28695         not call tree_lowering_passes.
28696         * cgraph.h (cgraph_analyze_function): Declare.
28697         * cgraphunit.c (cgraph_analyze_function): Make public.
28698
28699 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
28700
28701         * config/sparc/sparc-opts.h: New.
28702         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
28703         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
28704         (sparc_option_override): Store processor_type enumeration rather
28705         than string in cpu_default.  Remove name and enumeration from
28706         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
28707         without using sparc_select.  Use target_flags_explicit instead of
28708         fpu_option_set.
28709         * config/sparc/sparc.h (enum processor_type): Move to
28710         sparc-opts.h.
28711         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
28712         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
28713         HeaderInclude entry.
28714         (mcpu=, mtune=): Use Var and Enum.
28715         (sparc_processor_type): New Enum and EnumValue entries.
28716
28717 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
28718             Iain Sandoe  <iains@gcc.gnu.org>
28719
28720         PR target/48245
28721         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
28722
28723 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
28724
28725         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
28726         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
28727         Insert new statements at it in lieu of STMT.
28728         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
28729         * tree-vect-stmts.c (vectorizable_store): Likewise.
28730         (vectorizable_load): Likewise.
28731
28732 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
28733
28734         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
28735         (divtf3): Ditto.
28736         (multf3): Ditto.
28737         (subtf3): Ditto.
28738
28739 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
28740
28741         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
28742         unaligned 256bit load/store.
28743         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
28744         (*avx_movdqu<avxmodesuffix>): Likewise.
28745
28746 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28747
28748         PR target/48288
28749         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
28750         * config/pa/pa.md (iordi3): Use new predicate in expander.
28751         (iorsi3): Likewise.
28752
28753 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
28754
28755         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
28756         FUNCTION_VALUE_REGNO_P): Remove macros.
28757         * config/mips/mips-protos.h (mips_function_value): Remove.
28758         * config/mips/mips.c (mips_function_value): Rename to...
28759         (mips_function_value_1): ... this. Make static.  Handle receiving
28760         the function type in 'fn_decl_or_type' argument.
28761         (mips_function_value, mips_libcall_value,
28762         mips_function_value_regno_p): New function.
28763         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
28764         TARGET_FUNCTION_VALUE_REGNO_P): Define.
28765
28766 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
28767
28768         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
28769         and -mavx256-split-unaligned-store.
28770         (ix86_option_override_internal): Split 32-byte AVX unaligned
28771         load/store by default.
28772         (ix86_avx256_split_vector_move_misalign): New.
28773         (ix86_expand_vector_move_misalign): Use it.
28774
28775         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
28776         -mavx256-split-unaligned-store.
28777
28778         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
28779         256bit load/store.  Generate unaligned store on misaligned memory
28780         operand.
28781         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
28782         256bit load/store.
28783         (*avx_movdqu<avxmodesuffix>): Likewise.
28784
28785         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
28786         -mavx256-split-unaligned-store.
28787
28788 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
28789
28790         PR target/38598
28791         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
28792         Update commentary.
28793
28794 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
28795
28796         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
28797         opno arguments with an expand_operand.  Use create_input_operand.
28798         (mips_prepare_builtin_target): Delete.
28799         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
28800         functions.
28801         (mips_expand_builtin_direct): Use create_output_operand and
28802         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
28803         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
28804         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
28805
28806 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
28807
28808         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
28809         function.
28810         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
28811
28812 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
28813
28814         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
28815         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
28816         basic blocks and call commit_edge_insertions directly.
28817         (fixup_abnormal_edges): Move from here to...
28818         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
28819         on the edges and return whether some have actually been inserted.
28820         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
28821         compensation code.
28822
28823 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
28824
28825         PR rtl-optimization/48144
28826         * sel-sched-ir.c (merge_history_vect): Factor out from ...
28827         (merge_expr_data): ... here.
28828         (av_set_intersect): Rename to av_set_code_motion_filter.
28829         Update all callers.  Call merge_history_vect when an expression
28830         is found in both sets.
28831         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
28832
28833 2011-03-26  Alan Modra  <amodra@gmail.com>
28834
28835         * config/rs6000/predicates.md (word_offset_memref_op): Handle
28836         cmodel medium addresses.
28837         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
28838         64-bit gpr loads and stores.
28839         (rs6000_secondary_reload_ppc64): New function.
28840         * config/rs6000/rs6000-protos.h: Declare it.
28841         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
28842
28843 2011-03-26  Alan Modra  <amodra@gmail.com>
28844
28845         PR target/47487
28846         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
28847         GNU Go in traceback table.
28848
28849 2011-03-25  Richard Henderson  <rth@redhat.com>
28850
28851         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
28852         if there are exactly 6 operands.
28853         (set_storage_via_setmem): Similarly.
28854
28855 2011-03-25  Kai Tietz  <ktietz@redhat.com>
28856
28857         * collect2.c (write_c_file_stat): Handle backslash
28858         as right-hand directory separator.
28859         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
28860         checking just for slash.
28861         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
28862         instead of checking for trailing slash.
28863         * gcc.c (record_temp_file): Use filename_cmp instead
28864         of strcmp.
28865         (do_spec_1): Likewise.
28866         (replace_outfile_spec_function): Likewise.
28867         (is_directory): Use filename_ncmp instead of strncmp.
28868         (print_multilib_info): Likewise.
28869         * gcov.c (find_source): Use filename_cmp instead
28870         instead of strcmp.
28871         (make_gcov_file_name): Fix order of slash/backslash
28872         checks.
28873         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
28874         (add_standard_paths): Likewise.
28875         * mips-tfile.c (saber_stop): Handle backslash.
28876         * prefix.c (update_path): Use filename_ncmp instead of
28877         strncmp.
28878         * profile.c (output_location): Use filename_cmp instead
28879         of strcmp.
28880         * read-md.c (handle_toplevel_file): Handle backslash.
28881         * tlink.c (frob_extension):  Likewise.
28882         * tree-cfg.c (same_line_p): Use filename_cmp instead of
28883         strcmp.
28884         * tree-dump.c (dequeue_and_dump): Handle backslash.
28885         * tree.c (get_file_function_name): Likewise.
28886         * gengtype.c (read_input_list): Likewise.
28887         (get_file_realbasename): Likewise.
28888         (get_output_file_with_visibility): Use filename_cmp
28889         instead of strcmp.
28890
28891 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
28892
28893         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
28894         case to VFPv1.
28895
28896 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
28897
28898         * fold-const.c (expr_location_or): New function.
28899         (fold_truth_not_expr): Call it.
28900
28901 2011-03-25  Jeff Law  <law@redhat.com>
28902
28903         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
28904         va_end.
28905         * c-family/c-common.c (def_fn_type): Likewise.
28906         * emit-rtl.c (gen_rtvec): Likewise.
28907         * lto/lto-lang.c (def_fn_type): Likewise.
28908
28909 2011-03-25  Richard Guenther  <rguenther@suse.de>
28910
28911         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
28912         also generate copies.
28913         (fini_copy_prop): Handle constant values properly.
28914
28915 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
28916
28917         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
28918         mode size instead of bitsize with DWARF2_ADDR_SIZE.
28919         (hash_loc_operands, compare_loc_operands): Handle
28920         DW_OP_GNU_entry_value.
28921
28922 2011-03-25  Kai Tietz  <ktietz@redhat.com>
28923
28924         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
28925         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
28926         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
28927         comment and use macro TARGET_64BIT_MS_ABI instead.
28928         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
28929         and change default behavior for 32-bit MS_ABI.
28930         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
28931         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
28932         32-bit, too.
28933         (ix86_cfun_abi): Likewise.
28934         (ix86_maybe_switch_abi): Adjust comment.
28935         (init_cumulative_args): Check for bit-ness in MS_ABI case.
28936         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
28937         instead of checking for SYSV_ABI.
28938         (ix86_nsaved_sseregs): Likewise.
28939         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
28940         to 16 bytes.
28941         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
28942         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
28943         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
28944         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
28945         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
28946
28947 2011-03-25  Richard Guenther  <rguenther@suse.de>
28948
28949         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
28950         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
28951         (verify_gimple): Remove.
28952         * tree-cfg.c (verify_gimple_call): Merge verification
28953         from verify_stmts.
28954         (verify_gimple_phi): Merge verification from verify_stmts.
28955         (verify_gimple_label): New function.
28956         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
28957         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
28958         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
28959         (verify_stmts): Rename to verify_gimple_in_cfg.
28960         (verify_gimple_in_cfg): New function.
28961         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
28962         * tree-ssa.c (verify_ssa): Likewise.
28963         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
28964
28965 2011-03-25  Richard Guenther  <rguenther@suse.de>
28966
28967         * passes.c (init_optimization_passes): Add FRE pass after
28968         early SRA.
28969
28970 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
28971             Andrew Stubbs  <ams@codesourcery.com>
28972
28973         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
28974         for Cortex-A8.
28975         (arm_movdi_vfp_cortexa8): New pattern.
28976         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
28977         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
28978         instructions when tuning for Cortex-A8.  Set attribute "arch".
28979         * config/arm/arm.md: Move include arm-tune.md up a bit.
28980         (define_attr "arch"): Add "onlya8" and "nota8" values.
28981         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
28982
28983 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
28984
28985         PR bootstrap/48282
28986         Revert:
28987         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
28988
28989         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
28990         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
28991         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
28992         * passes.c (init_optimization_passes): Move
28993         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
28994
28995 2011-03-25  Kai Tietz  <ktietz@redhat.com>
28996
28997         * c-typeck.c (comptypes_internal): Replace target
28998         hook call of comp_type_attributes by version in tree.c file.
28999         * gimple.c (gimple_types_compatible_p_1): Likewise.
29000         * tree-ssa.c (useless_type_conversion_p): Likewise.
29001         * tree.c (build_type_attribute_qual_variant): Likewise.
29002         (attribute_value_equal): New static helper function.
29003         (comp_type_attributes): New function.
29004         (merge_attributes): Use attribute_value_equal for comparison.
29005         (attribute_list_contained): Likewise.
29006         * tree.h (comp_type_attributes): New prototype.
29007
29008 2011-03-25  Richard Guenther  <rguenther@suse.de>
29009
29010         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
29011         of complex types at -O0.
29012         (verify_gimple_assign_binary): Likewise.
29013         (verify_gimple_assign_ternary): Likewise.
29014
29015 2011-03-24  Mark Wielaard  <mjw@redhat.com>
29016
29017         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
29018         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
29019
29020 2011-03-24  Mark Wielaard  <mjw@redhat.com>
29021
29022         PR debug/48041
29023         * dwarf2out.c (output_abbrev_section): Only write table when
29024         abbrev_die_table_in_use > 1.
29025
29026 2011-02-24  Richard Henderson  <rth@redhat.com>
29027
29028         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
29029         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
29030         (alpha_expand_unaligned_load_words): Use extql.
29031         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
29032         (emit_insxl): Handle all modes for consistency.
29033
29034 2011-02-24  Richard Henderson  <rth@redhat.com>
29035
29036         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
29037         (alpha_expand_unaligned_load): Likewise.
29038         (alpha_expand_unaligned_store): Likewise.
29039         (alpha_expand_unaligned_load_words): Likewise.
29040         (alpha_expand_unaligned_store_words): Likewise.
29041         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
29042         (alpha_split_lock_test_and_set_12): Likewise.
29043         (print_operand, alpha_fold_builtin_extxx): Likewise.
29044         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
29045         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
29046         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
29047         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
29048         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
29049         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
29050         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
29051         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
29052         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
29053         (extwl, extll, extql): Similarly.
29054         (inswh, inslh, insqh): Similarly.
29055         (mskbl, mskwl, mskll, mskql): Similarly.
29056         (mskwh, msklh, mskqh): Similarly.
29057
29058 2011-02-24  Richard Henderson  <rth@redhat.com>
29059
29060         * config/alpha/alpha.md (attribute isa): Add er, ner.
29061         (attribute enabled): Handle them.
29062         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
29063
29064 2011-02-24  Richard Henderson  <rth@redhat.com>
29065
29066         * config/alpha/alpha.md (attribute isa): Add vms.
29067         (attribute enabled): Handle it.
29068         (*movsf): Merge *movsf_{nofix,fix,nofp}.
29069         (*movdf): Merge *movdf_{nofix,fix,nofp}.
29070         (*movtf): Rename from *movtf_internal for consistency.
29071         (*movsi): Merge with *movsi_nt_vms.
29072         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
29073         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
29074         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
29075         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
29076
29077 2011-02-24  Richard Henderson  <rth@redhat.com>
29078
29079         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
29080         (extendqisi2, extendhisi2): Likewise.
29081         (extendqidi2): Simplify BWX/non-BWX expansions.
29082         (extendhidi2): Similarly.
29083
29084 2011-02-24  Richard Henderson  <rth@redhat.com>
29085
29086         * config/alpha/alpha.md (attribute isa): New.
29087         (attribute enabled): New.
29088         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
29089         (zero_extendqisi2, zero_extendqidi2): Similarly.
29090         (zero_extendhisi2, zero_extendhidi2): Similarly.
29091         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
29092
29093 2011-02-24  Richard Henderson  <rth@redhat.com>
29094
29095         * config/alpha/predicates.md (input_operand): Revert last change;
29096         update comment to mention 32-bit VMS rather than Windows.
29097
29098 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29099
29100         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
29101         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
29102         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
29103         * passes.c (init_optimization_passes): Move
29104         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
29105
29106 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29107
29108         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
29109
29110 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
29111
29112         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
29113         correctly.
29114
29115 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
29116
29117         PR debug/48204
29118         * simplify-rtx.c (simplify_const_unary_operation): Call
29119         real_convert when changing mode class with FLOAT_EXTEND.
29120
29121 2011-03-24  Nick Clifton  <nickc@redhat.com>
29122
29123         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
29124         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
29125         * config/rx/rx.c (rx_option_override): Set align_jumps,
29126         align_loops and align_labels if not set by the user.
29127         (rx_align_for_label): New function.
29128         (rx_max_skip_for_label): New function.
29129         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
29130         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
29131         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
29132         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
29133         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
29134
29135 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29136
29137         PR rtl-optimization/48263
29138         * optabs.c (expand_binop_directly): Reinstate convert_modes code
29139         and original commutative_p handling.  Use maybe_gen_insn.
29140
29141 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29142
29143         * reload.c (find_reloads_subreg_address): Add address_reloaded
29144         parameter and return true there if the full address has been
29145         reloaded.
29146         (find_reloads_toplev): Pass address_reloaded flag.
29147         (find_reloads_address_1): Don't use address_reloaded parameter.
29148
29149 2011-03-24  Jeff Law  <law@redhat.com>
29150
29151         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
29152         unused variable "ann".
29153         (remove_unused_locals): Likewise.
29154
29155         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
29156         statement.
29157
29158         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
29159         after it is freed.
29160
29161 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29162
29163         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
29164         for invalid symbolic addresses.
29165         (s390_secondary_reload): Don't use s390_check_symref_alignment for
29166         larl operands.
29167
29168 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29169
29170         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
29171         the argument in calls to fold_truth_not_expr.
29172
29173 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29174
29175         * tree.c (record_node_allocation_statistics): New function.
29176         (make_node_stat, copy_node_stat, build_string): Call it.
29177         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
29178         (build1_stat, build_omp_clause): Likewise.
29179
29180 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29181
29182         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
29183         last commit.
29184
29185 2011-03-24  Richard Guenther  <rguenther@suse.de>
29186
29187         PR tree-optimization/48271
29188         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
29189         blocks that still exist.
29190
29191 2011-03-24  Richard Guenther  <rguenther@suse.de>
29192
29193         PR tree-optimization/48270
29194         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
29195         not free datarefs before ddrs.
29196
29197 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29198
29199         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
29200         from the address built for a reference with variable offset.
29201
29202 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
29203
29204         PR target/48237
29205         * config/i386/i386.md (*movdf_internal_rex64): Do not split
29206         alternatives that can be handled with movq or movabsq insn.
29207         (*movdf_internal): Disable for !TARGET_64BIT.
29208         (*movdf_internal_nointeger): Ditto.
29209         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
29210
29211 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29212
29213         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
29214         (FUNCTION_ARG_ADVANCE): Likewise.
29215         * tm.texi.in: Change references to them to hook references.
29216         * tm.texi: Regenerate.
29217         * targhooks.c (default_function_arg): Eliminate check for target macro.
29218         (default_function_incoming_arg): Likewise.
29219         (default_function_arg_advance): Likewise.
29220         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
29221         (function_arg_advance): Likewise.
29222         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
29223
29224 2011-03-24  Richard Guenther  <rguenther@suse.de>
29225
29226         PR middle-end/48269
29227         * tree-object-size.c (addr_object_size): Do not double-account
29228         for MEM_REF offsets.
29229
29230 2011-03-24  Diego Novillo  <dnovillo@google.com>
29231
29232         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
29233         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
29234         (lto_input_data_block): Move from lto-opts.c.  Make extern.
29235         Update all users.
29236         (lto_input_string): Rename from input_string.  Make extern.
29237         Update all users.
29238         * lto-streamer-out.c (lto_output_string_with_length): Rename from
29239         output_string_with_length.
29240         Output 0 to indicate a non-NULL string.  Update all callers to
29241         not emit 0.
29242         (lto_output_string): Rename from output_string.  Make extern.
29243         Update all users.
29244         (lto_output_decl_state_streams): Make extern.
29245         (lto_output_decl_state_refs): Make extern.
29246         * lto-streamer.h (lto_input_string): Declare.
29247         (lto_input_data_block): Declare.
29248         (lto_output_string): Declare.
29249         (lto_output_string_with_length): Declare.
29250         (lto_output_decl_state_streams): Declare.
29251         (lto_output_decl_state_refs): Declare.
29252
29253 2011-03-24  Richard Guenther  <rguenther@suse.de>
29254
29255         PR tree-optimization/46562
29256         * tree.c (build_invariant_address): New function.
29257         * tree.h (build_invariant_address): Declare.
29258         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
29259         a renamed function moved ...
29260         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
29261         Take valueization callback parameter.
29262         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
29263         * gimple-fold.h: New file.
29264         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
29265         (ccp_fold, fold_const_aggregate_ref,
29266         fold_ctor_reference, fold_nonarray_ctor_reference,
29267         fold_array_ctor_reference, fold_string_cst_ctor_reference,
29268         get_base_constructor): Move ...
29269         * gimple-fold.c: ... here.
29270         (gimple_fold_stmt_to_constant_1): New function
29271         split out from ccp_fold.  Take a valueization callback parameter.
29272         Valueize all operands.
29273         (gimple_fold_stmt_to_constant): New wrapper function.
29274         (fold_const_aggregate_ref_1): New function split out from
29275         fold_const_aggregate_ref.  Take a valueization callback parameter.
29276         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
29277         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
29278         invariant POINTER_PLUS_EXPRs to invariant form.
29279         (vn_valueize): New function.
29280         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
29281         * tree-vrp.c (vrp_valueize): New function.
29282         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
29283         to fold statements to constants.
29284         * tree-ssa-pre.c (eliminate): Properly guard propagation of
29285         function declarations.
29286         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
29287         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
29288
29289 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29290
29291         * config/h8300/predicates.md (jump_address_operand): Fix register
29292         mode check.
29293
29294 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
29295
29296         * doc/invoke.texi (max-stores-to-sink): Document.
29297         * params.h (MAX_STORES_TO_SINK): Define.
29298         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
29299         if either vectorization or if-conversion is disabled.
29300         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
29301         tree-vect-data-refs.c vect_equal_offsets.
29302         (dr_equal_offsets_p): New function.
29303         (find_data_references_in_bb): Remove static.
29304         * tree-data-ref.h (find_data_references_in_bb): Declare.
29305         (dr_equal_offsets_p): Likewise.
29306         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
29307         (vect_drs_dependent_in_basic_block): Update calls to
29308         vect_equal_offsets.
29309         (vect_check_interleaving): Likewise.
29310         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
29311         (cond_if_else_store_replacement): Rename to...
29312         (cond_if_else_store_replacement_1): ... this.  Change arguments and
29313         documentation.
29314         (cond_if_else_store_replacement): New function.
29315         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
29316         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
29317
29318 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
29319
29320         PR target/46934
29321         * config/arm/arm.md (casesi): Use the gen_int_mode() function
29322         to subtract lower bound instead of GEN_INT().
29323
29324 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
29325
29326         PR other/48179
29327         PR other/48221
29328         PR other/48234
29329         * doc/extend.texi (Alignment): Move section to match order in TOC.
29330         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
29331         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
29332
29333 2011-03-23  Jeff Law  <law@redhat.com>
29334
29335         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
29336         before removing the edge.
29337
29338         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
29339         it may have been freed by redirect_branch_edge or
29340         redirect_edge_succ_nodup.
29341
29342 2011-03-23  Richard Guenther  <rguenther@suse.de>
29343
29344         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
29345         (check_va_list_escapes): Likewise.
29346         (check_all_va_list_escapes): Likewise.
29347
29348 2011-03-23  Richard Guenther  <rguenther@suse.de>
29349
29350         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
29351         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
29352         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
29353         (alias.o): Likewise.
29354         (ipa-type-escape.o): Remove.
29355         (ipa-struct-reorg.o): Likewise.
29356         (GTFILES): Remove ipa-struct-reorg.c.
29357         * alias.c: Do not include ipa-type-escape.h.
29358         * tree-ssa-alias.c: Likewise.
29359         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
29360         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
29361         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
29362         and ipa-type-escape passes.
29363         * tree-pass.h (pass_ipa_type_escape): Remove.
29364         (pass_ipa_struct_reorg): Likewise.
29365         * ipa-struct-reorg.h: Remove.
29366         * ipa-struct-reorg.c: Likewise.
29367         * ipa-type-escape.h: Likewise.
29368         * ipa-type-escape.c: Likewise.
29369         * doc/invoke.texi (-fipa-struct-reorg): Remove.
29370         (--param struct-reorg-cold-struct-ratio): Likewise.
29371         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29372         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29373         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
29374
29375 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29376
29377         * config/s390/2084.md: Enable all insn reservations also for z9_ec
29378         cpu attribute value.
29379         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
29380         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
29381         * config/s390/s390.c (processor_flags_table): New constant array.
29382         (s390_handle_arch_option): Remove.
29383         (s390_handle_option): Remove s390_handle_arch_option invocations
29384         and OPT_mwarn_framesize_ handling.
29385         (s390_option_override): Remove s390_handle_arch_option invocation.
29386         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
29387         warnings.
29388         * config/s390/s390.md (cpu attribute): Add z9_ec value.
29389         * config/s390/s390.opt (s390_tune, s390_arch)
29390         (march=): Replace s390_arch_option enum and values with
29391         processor_type.  Set variable name to s390_arch.  Set
29392         initialization value.
29393         (mtune=): Replace s390_arch_option with processor_type.  Set
29394         variable name to s390_tune.  Set initialization value.
29395
29396 2011-03-23  Julian Brown  <julian@codesourcery.com>
29397
29398         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
29399         accesses which are not naturally aligned.
29400
29401 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29402
29403         PR target/47553
29404         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
29405
29406 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29407
29408         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
29409         parameter from "int" to "enum insn_code".
29410         (expand_operand_type): New enum.
29411         (expand_operand): New structure.
29412         (create_expand_operand): New function.
29413         (create_fixed_operand, create_output_operand): Likewise
29414         (create_input_operand, create_convert_operand_to): Likewise.
29415         (create_convert_operand_from, create_address_operand): Likewise.
29416         (create_integer_operand): Likewise.
29417         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
29418         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
29419         (expand_insn, expand_jump_insn): Likewise.
29420         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
29421         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
29422         (expand_movstr, expand_builtin___clear_cache): Likewise.
29423         (expand_builtin_lock_release): Likewise.
29424         * explow.c (allocate_dynamic_stack_space): Likewise.
29425         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
29426         and use the default handling in that case.
29427         * expmed.c (check_predicate_volatile_ok): Delete.
29428         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
29429         (emit_cstore): Likewise.
29430         * expr.c (emit_block_move_via_movmem): Likewise.
29431         (set_storage_via_setmem, expand_assignment): Likewise.
29432         (emit_storent_insn, try_casesi): Likewise.
29433         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
29434         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
29435         (expand_vec_shift_expr, expand_binop_directly): Likewise.
29436         (expand_twoval_unop, expand_twoval_binop): Likewise.
29437         (expand_unop_direct, emit_indirect_jump): Likewise.
29438         (emit_conditional_move, vector_compare_rtx): Likewise.
29439         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
29440         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
29441         (expand_sync_lock_test_and_set): Likewise.
29442         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
29443         (emit_unop_insn): Likewise.
29444         (expand_copysign_absneg): Change icode to an insn_code.
29445         (create_convert_operand_from_type): New function.
29446         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
29447         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
29448         (expand_insn, expand_jump_insn): Likewise.
29449         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
29450         than const_int_operand for operand 2.
29451
29452 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29453
29454         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
29455         if possible.
29456
29457 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29458
29459         * emit-rtl.c (emit_pattern_before_noloc): New function.
29460         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
29461         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
29462         (emit_pattern_after_noloc): New function.
29463         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
29464         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
29465
29466 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29467
29468         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
29469         (__ffsDI2): Likewise.
29470
29471 2011-03-22  Richard Henderson  <rth@redhat.com>
29472
29473         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
29474         of !TARGET_ABI_OPEN_VMS.
29475         (alpha_trampoline_init, alpha_start_function): Likewise.
29476         (alpha_expand_epilogue, alpha_file_start): Likewise.
29477         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
29478         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
29479         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
29480         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
29481         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
29482
29483 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29484
29485         * config/s390/s390-opts.h: New.
29486         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
29487         s390_arch_flags, s390_warn_framesize, s390_stack_size,
29488         s390_stack_guard): Remove.
29489         (s390_handle_arch_option): Return void.  Take enum
29490         s390_arch_option value instead of string and searching array.
29491         (s390_handle_option): Don't assert that global structures are in
29492         use.  Access variables via opts pointer.  Use error_at.  Don't use
29493         sscanf for -mstack-guard= or -mstack-size=.  Update call to
29494         s390_handle_arch_option.
29495         (s390_option_override): Update call to s390_handle_arch_option.
29496         (s390_emit_prologue): Use %d format for s390_stack_size in
29497         diagnostic.  Use %wd for HOST_WIDE_INT.
29498         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
29499         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
29500         * config/s390/s390.opt (config/s390/s390-opts.h): New
29501         HeaderInclude entry.
29502         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
29503         s390_arch_flags, s390_warn_framesize): New Variable entries.
29504         (s390_arch_option): New Enum and EnumValue entries.
29505         (march=): Use Enum instead of Var.
29506         (mstack-guard=, mstack-size=): Use UInteger and Var.
29507         (mtune=): Use Enum.
29508
29509 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29510
29511         * config/score/score.c (score_handle_option): Don't assert that
29512         global structures are in use.  Access target_flags via opts
29513         pointer.  Use value of -march= option to determine target_flags
29514         settings.
29515         * config/score/score.opt (march=): Use Enum.
29516         (score_arch): New Enum and EnumValue entries.
29517
29518 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29519
29520         * config/mep/mep.c (option_mtiny_specified): Remove.
29521         (mep_option_override): Move register handling for -mivc2 from
29522         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
29523         instead of option_mtiny_specified.
29524         (mep_handle_option): Access target_flags via opts pointer.  Don't
29525         assert that global structures are in use.  Defer part of -mivc2
29526         handling and move it to mep_option_override.
29527         * config/mep/mep.opt (IVC2): New Mask entry.
29528         (mivc2): Use Var and Defer instead of Mask.
29529
29530 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29531
29532         * config/v850/v850-opts.h: New.
29533         * config/v850/v850.c (small_memory): Replace with
29534         small_memory_physical_max array.  Make that array static const.
29535         (v850_handle_memory_option): Take integer value of argument.  Take
29536         gcc_options pointer, option text and location.  Return void.
29537         Update for changes to small memory structures.
29538         (v850_handle_option): Access target_flags via opts pointer.  Don't
29539         assert that global structures are in use.  Update calls to
29540         v850_handle_memory_option.
29541         (v850_encode_data_area): Update references to small memory settings.
29542         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
29543         (enum small_memory_type): Move to v850-opts.h.
29544         * config/v850/v850.opt (config/v850/v850-opts.h): New
29545         HeaderInclude entry.
29546         (small_memory_max): New Variable entry.
29547         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
29548         (mtda, mzda): Likewise.
29549
29550 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29551
29552         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
29553         pointer.  Don't assert that global structures are in use.
29554
29555 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29556
29557         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
29558         via opts pointer.  Don't assert that global structures are in use.
29559
29560 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29561
29562         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
29563         (munix=93): Use Var.
29564         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
29565         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
29566         * config/pa/pa-opts.h: New.
29567         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
29568         (pa_handle_option): Don't assert that global structures are in
29569         use.  Access target_flags via opts pointer.  Don't handle
29570         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
29571         OPT_munix_98 here.
29572         (pa_option_override): Handle deferred OPT_mfixed_range_.
29573
29574 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29575
29576         * config/mn10300/mn10300-opts.h: New.
29577         * config/mn10300/mn10300.c (mn10300_processor,
29578         mn10300_tune_string): Remove.
29579         (mn10300_handle_option): Don't assert that global structures are
29580         in use.  Access mn10300_processor via opts pointer.  Don't handle
29581         OPT_mtune_ here.
29582         * config/mn10300/mn10300.h (enum processor_type): Move to
29583         mn10300-opts.h.
29584         (mn10300_processor): Remove.
29585         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
29586         HeaderInclude entry.
29587         (mn10300_processor): New Variable entry.
29588         (mtune=): Use Var.
29589
29590 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29591
29592         * config/microblaze/microblaze.c: Don't include opts.h.
29593         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
29594         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
29595         (mno-clearbss): Use Var and Warn.
29596
29597 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29598
29599         * config/m32r/m32r-opts.h: New.
29600         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
29601         (m32r_handle_option): Don't assert that global structures are in
29602         use.  Access target_flags and m32r_cache_flush_func via opts
29603         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
29604         OPT_mno_flush_trap here.
29605         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
29606         include of m32r-opts.h.
29607         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
29608         HeaderInclude entry.
29609         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
29610         (mmodel=): Use Enum and Var.
29611         (m32r_model): New Enum and EnumValue entries.
29612         (mno-flush-trap): Use Var.
29613         (msdata=): Use Enum and Var.
29614         (m32r_sdata): New Enum and EnumValue entries.
29615
29616 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29617
29618         * config/m32c/m32c.c: Don't include opts.h.
29619         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
29620         m32c_handle_option): Remove.
29621         (m32c_option_override): Check global_options_set.x_target_memregs
29622         instead of target_memregs_set.
29623         * config/m32c/m32c.h (target_memregs): Remove.
29624         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
29625         variable.
29626
29627 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29628
29629         * config/iq2000/iq2000-opts.h: New.
29630         * config/iq2000/iq2000.c: Don't include opts.h.
29631         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
29632         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
29633         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
29634         HeaderInclude entry.
29635         (iq2000_tune): New Variable entry.
29636         (march=): Add comment.  Use Enum.
29637         (iq2000_arch): New Enum and EnumValue entries.
29638         (mcpu=): Use Enum and Var.
29639         (iq2000_tune): New Enum and EnumValue entries.
29640
29641 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29642
29643         * config/ia64/ia64-opts.h: New.
29644         * config/ia64/ia64.c (ia64_tune): Remove.
29645         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
29646         here.  Use error_at.
29647         (ia64_option_override): Handle deferred OPT_mfixed_range_.
29648         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
29649         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
29650         HeaderInclude entry.
29651         (ia64_tune): New Variable entry.
29652         (mfixed-range=): Use Defer and Var.
29653         (mtune=): Use Enum and Var.
29654         (ia64_tune): New Enum and EnumValue entries.
29655
29656 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29657
29658         * config/frv/frv-opts.h: New.
29659         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
29660         frv-opts.h.
29661         (frv_cpu_type): Remove.
29662         * config/frv/frv.c: Don't include opts.h.
29663         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
29664         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
29665         (frv_cpu_type): New Variable entry.
29666         (frv_cpu): New Enum and EnumValue entries.
29667
29668 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29669
29670         * config/cris/cris.c (cris_handle_option): Access target_flags via
29671         opts pointer.  Don't assert that global structures are in use.
29672         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
29673         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
29674
29675 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29676
29677         * config/bfin/bfin-opts.h: New.
29678         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
29679         bfin_si_revision, bfin_workarounds): Remove.
29680         (bfin_cpus): Make static const.
29681         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
29682         not bfin_lib_id_given.
29683         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
29684         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
29685         pointer. Use error_at.  Don't assert that global structures are in use.
29686         * config/bfin/bfin.h: Include bfin-opts.h.
29687         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
29688         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
29689         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
29690         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
29691         entries.
29692
29693 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29694
29695         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
29696         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
29697         or -msoft-float here.
29698         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
29699         -msoft-float and -mhard-float.
29700         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
29701         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
29702         msoft-float.
29703         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
29704         -msoft-float.
29705         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
29706         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
29707         not mhard-float.
29708         (LIBGCC_SPEC): Don't handle -msoft-float.
29709         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
29710         -mhard-float.
29711         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
29712         msoft-float.
29713         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
29714         -mfloat-abi=*, not -msoft-float and -mhard-float.
29715         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
29716         -msoft-float.
29717         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
29718         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
29719         mhard-float and msoft-float.
29720         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
29721         mfloat-abi=soft in comments, not mhard-float and msoft-float.
29722         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
29723         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
29724         mhard-float.
29725         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
29726         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
29727         msoft-float.
29728         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
29729         not mhard-float.
29730         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
29731         not msoft-float.
29732
29733 2011-03-22  Richard Henderson  <rth@redhat.com>
29734
29735         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
29736         TARGET_ABI_WINDOWS_NT.
29737         (alpha_output_function_end_prologue): Likewise.
29738         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
29739         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
29740         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
29741         (trap, *movsi_nt_vms): Likewise.
29742         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
29743         (*tablejump_osf_nt_internal): Remove.
29744         * config/alpha/predicates.md (input_operand): Only test Pmode.
29745
29746 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29747
29748         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
29749         via opts pointer.  Use error_at.  Don't assert that global
29750         structures are in use.
29751
29752 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29753
29754         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
29755         (ix86_handle_option): Access ix86_isa_flags and
29756         ix86_isa_flags_explicit via opts pointer.  Don't assert that
29757         global structures are in use.
29758         (ix86_function_specific_save, ix86_function_specific_restore):
29759         Update ix86_isa_flags_explicit field name.
29760         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
29761         (ix86_isa_flags_explicit): Rename TargetSave entry to
29762         x_ix86_isa_flags_explicit.
29763
29764 2011-03-22  Richard Henderson  <rth@redhat.com>
29765
29766         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
29767         (alpha_option_override, direct_return): Likewise.
29768         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
29769         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
29770         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
29771         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
29772         (alpha_expand_epilogue, alpha_end_function): Likewise.
29773         (alpha_init_libfuncs): Likewise.
29774         (struct machine_function): Remove unicosmk members.
29775         (print_operand) ['t']: Remove.
29776         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
29777         unicosmk_output_module_name, unicosmk_output_common,
29778         current_section_align, unicosmk_output_text_section_asm_op,
29779         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
29780         unicosmk_section_type_flags, unicosmk_unique_section,
29781         unicosmk_asm_named_section, unicosmk_insert_attributes,
29782         unicosmk_output_align, unicosmk_defer_case_vector,
29783         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
29784         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
29785         unicosmk_output_ssib, unicosmk_add_call_info_word,
29786         unicosmk_extern_head, unicosmk_output_default_externs,
29787         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
29788         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
29789         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
29790         * config/alpha/alpha-protos.h: Update.
29791         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
29792         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
29793         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
29794         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
29795         (*mulsi_se, mulvsi3): Likewise.
29796         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
29797         (*divmodsi_internal, call, call_value, realign): Likewise.
29798         (moddi3, umoddi3): Likewise; remove duplicate expander.
29799         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
29800         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
29801         (*movdi_nofix): Remove r/U alternative.
29802         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
29803         * config/alpha/constraints.md ("U"): Remove.
29804         * config/alpha/predicates.md (call_operand"): Don't test
29805         TARGET_ABI_UNICOSMK.
29806
29807 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29808
29809         * target.def (handle_option): Take gcc_options and
29810         cl_decoded_option pointers and location_t.
29811         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
29812         * doc/tm.texi: Regenerate.
29813         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
29814         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
29815         * lto-opts.c (lto_reissue_options): Generate option structure for
29816         targetm.handle_option call.
29817         * opts.c (target_handle_option): Update call to
29818         targetm.handle_option.  Remove assertions about values now passed
29819         down to hook.
29820         * targhooks.c (default_target_handle_option): New.
29821         * targhooks.h (default_target_handle_option): Declare.
29822         * config/alpha/alpha.c: Include opts.h.
29823         (alpha_handle_option): Update to new hook interface.
29824         * config/arm/arm.c: Include opts.h.
29825         (arm_handle_option): Update to new hook interface.
29826         * config/arm/t-arm (arm.o): Update dependencies.
29827         * config/bfin/bfin.c: Include opts.h.
29828         (bfin_handle_option): Update to new hook interface.
29829         * config/cris/cris.c: Include opts.h.
29830         (cris_handle_option): Update to new hook interface.
29831         * config/frv/frv.c: Include opts.h.
29832         (frv_handle_option): Update to new hook interface.
29833         * config/i386/i386.c: Include opts.h.
29834         (ix86_handle_option): Update to new hook interface.
29835         (ix86_valid_target_attribute_inner_p): Generate option structure
29836         for call to ix86_handle_option.
29837         * config/i386/t-i386 (i386.o): Update dependencies.
29838         * config/ia64/ia64.c: Include opts.h.
29839         (ia64_handle_option): Update to new hook interface.
29840         * config/ia64/t-ia64 (ia64.o): Update dependencies.
29841         * config/iq2000/iq2000.c: Include opts.h.
29842         (iq2000_handle_option): Update to new hook interface.
29843         * config/m32c/m32c.c: Include opts.h.
29844         (m32c_handle_option): Update to new hook interface.
29845         * config/m32r/m32r.c: Include opts.h.
29846         (m32r_handle_option): Update to new hook interface.
29847         * config/m68k/m68k.c: Include opts.h.
29848         (m68k_handle_option): Update to new hook interface.
29849         * config/mep/mep.c: Include opts.h.
29850         (mep_handle_option): Update to new hook interface.
29851         * config/microblaze/microblaze.c: Include opts.h.
29852         (microblaze_handle_option): Update to new hook interface.
29853         * config/mips/mips.c: Include opts.h.
29854         (mips_handle_option): Update to new hook interface.
29855         * config/mn10300/mn10300.c: Include opts.h.
29856         (mn10300_handle_option): Update to new hook interface.
29857         * config/pa/pa.c: Include opts.h.
29858         (pa_handle_option): Update to new hook interface.
29859         * config/pdp11/pdp11.c: Include opts.h.
29860         (pdp11_handle_option): Update to new hook interface.
29861         * config/rs6000/rs6000.c: Include opts.h.
29862         (rs6000_handle_option): Update to new hook interface.
29863         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
29864         * config/rx/rx.c: Include opts.h.
29865         (rx_handle_option): Update to new hook interface.
29866         * config/s390/s390.c: Include opts.h.
29867         (s390_handle_option): Update to new hook interface.
29868         * config/score/score.c: Include opts.h.
29869         (score_handle_option): Update to new hook interface.
29870         * config/sh/sh.c: Include opts.h.
29871         (sh_handle_option): Update to new hook interface.
29872         * config/sparc/sparc.c: Include opts.h.
29873         (sparc_handle_option): Update to new hook interface.
29874         * config/v850/v850.c: Include opts.h.
29875         (v850_handle_option): Update to new hook interface.
29876
29877 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29878
29879         * gcc.c (driver_unknown_option_callback): Only permit and save
29880         unknown -Wno- options.
29881         (driver_wrong_lang_callback): Save options directly instead of via
29882         driver_unknown_option_callback.
29883
29884 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
29885
29886         * combine.c (simplify_set): Try harder to find the best CC mode when
29887         simplifying a nested COMPARE on the RHS.
29888
29889 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29890
29891         * config/alpha/gnu.h: Remove.
29892         * config/arc: Remove directory.
29893         * config/arm/netbsd.h: Remove.
29894         * config/arm/t-pe: Remove.
29895         * config/crx: Remove directory.
29896         * config/i386/netbsd.h: Remove.
29897         * config/m68hc11: Remove directory.
29898         * config/m68k/uclinux-oldabi.h: Remove.
29899         * config/mcore/mcore-pe.h: Remove.
29900         * config/mcore/t-mcore-pe: Remove.
29901         * config/netbsd-aout.h: Remove.
29902         * config/rs6000/gnu.h: Remove.
29903         * config/sh/sh-symbian.h: Remove.
29904         * config/sh/symbian-base.c: Remove.
29905         * config/sh/symbian-c.c: Remove.
29906         * config/sh/symbian-cxx.c: Remove.
29907         * config/sh/symbian-post.h: Remove.
29908         * config/sh/symbian-pre.h: Remove.
29909         * config/sh/t-symbian: Remove.
29910         * config/svr3.h: Remove.
29911         * config/vax/netbsd.h: Remove.
29912         * config.build: Don't handle i[34567]86-*-pe.
29913         * config.gcc: Remove handling of deprecations for most deprecated
29914         targets.
29915         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
29916         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
29917         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
29918         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
29919         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
29920         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
29921         Remove cases.
29922         * config.host: Don't handle i[34567]86-*-pe.
29923         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
29924         (ASM_SPEC32): Don't handle -mcall-gnu.
29925         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
29926         -mcall-gnu.
29927         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
29928         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
29929         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
29930         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
29931         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
29932         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
29933         conditional on SYMBIAN.
29934         * configure.ac: Don't handle powerpc*-*-gnu*.
29935         * configure: Regenerate.
29936         * doc/extend.texi (interrupt attribute): Don't mention CRX.
29937         * doc/install-old.texi (m6811, m6812): Don't mention.
29938         * doc/install.texi (arc-*-elf*): Don't document multilib option.
29939         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
29940         (m68k-uclinuxoldabi): Don't mention.
29941         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
29942         Remove.
29943         (-mcall-gnu): Remove.
29944         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
29945         families): Remove constraint documentation.
29946
29947 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
29948
29949         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
29950         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
29951         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
29952
29953 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
29954
29955         PR target/48226
29956         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
29957         vector when peeking at the next token for vector, don't expand the
29958         keywords.
29959
29960 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
29961
29962         * config/avr/avr-protos.h (expand_epilogue): Change prototype
29963         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
29964         * config/avr/avr.c (init_cumulative_args)
29965         (avr_function_arg_advance): Use it.
29966         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
29967         sibcall epilogues.
29968         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
29969         (avr_function_ok_for_sibcall): ...this new function.
29970         (avr_lookup_function_attribute1): New static Function.
29971         (avr_naked_function_p, interrupt_function_p)
29972         (signal_function_p, avr_OS_task_function_p)
29973         (avr_OS_main_function_p): Use it.
29974         * config/avr/avr.md ("sibcall", "sibcall_value")
29975         ("sibcall_epilogue"): New expander.
29976         ("*call_insn", "*call_value_insn"): New insn.
29977         ("call_insn", "call_value_insn"): Remove
29978         ("call", "call_value", "epilogue"): Change expander to handle
29979         sibling calls.
29980
29981 2011-03-21  Nick Clifton  <nickc@redhat.com>
29982
29983         * doc/invoke.texi (Overall Options): Move closing brace to end of
29984         options list.
29985         (Optimization Options): Add missing @gol.
29986         (Directory Options): Likewise.
29987         (i386 and x86-64 Options): Likewise.
29988         (RS6000 and PowerPC Options): Likewise.
29989         (i386 and x86-64 Windows Options): Likewise.
29990         (V850 Options): Add text missing from descriptions.
29991
29992 2011-03-22  Richard Henderson  <rth@redhat.com>
29993
29994         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
29995         (avr_incoming_return_addr_rtx): New.
29996         (emit_push_byte): New.
29997         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
29998         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
29999         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
30000         (emit_pop_byte): New.
30001         (expand_epilogue): Use it.  Pop frame pointer by bytes.
30002         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
30003         (INCOMING_RETURN_ADDR_RTX): New.
30004         (INCOMING_FRAME_SP_OFFSET): New.
30005         (ARG_POINTER_CFA_OFFSET): New.
30006         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
30007         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
30008         (pophi): Remove.
30009
30010         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
30011
30012 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
30013
30014         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
30015         (FUNCTION_ARG_ADVANCE): Likewise.
30016         * tm.texi.in: Change references to them to hook references.
30017         * tm.texi: Regenerate.
30018         * targhooks.c (default_function_arg): Eliminate check for target
30019         macro.
30020         (default_function_incoming_arg): Likewise.
30021         (default_function_arg_advance): Likewise.
30022         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
30023         (function_arg_advance): Likewise.
30024         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
30025
30026 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
30027
30028         * tree.c (build_call_1): New function.
30029         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
30030
30031 2011-03-22  Richard Guenther  <rguenther@suse.de>
30032
30033         PR tree-optimization/48228
30034         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
30035         for single-arg PHIs.
30036
30037 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
30038
30039         PR rtl-optimization/48143
30040         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
30041         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
30042         sse2_cvtps2pd): Likewise.
30043
30044 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30045
30046         * recog.c (canonicalize_change_group): Use validate_unshare_change.
30047
30048 2011-03-22  Richard Guenther  <rguenther@suse.de>
30049
30050         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
30051         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
30052         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
30053         and REALIGN_LOAD_EXPR.
30054         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
30055         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
30056         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
30057         DOT_PROD_EXPR case ...
30058         (expand_expr_real_2): ... here.
30059         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
30060         and REALIGN_LOAD_EXPR.
30061         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
30062         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
30063         (vect_create_epilog_for_reduction): Likewise.
30064         (vectorizable_reduction): Likewise.
30065         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
30066         * tree-vect-stmts.c (vectorizable_load): Likewise.
30067
30068 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
30069
30070         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
30071
30072 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30073
30074         * config/s390/s390.c (s390_delegitimize_address): Fix offset
30075         handling for PLTOFF/GOTOFF.
30076
30077 2011-03-22  Nick Clifton  <nickc@redhat.com>
30078
30079         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
30080         trailing backslash from the end of the macro definition.
30081
30082 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30083
30084         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
30085         and PLT unspecs.
30086
30087 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
30088
30089         * expr.h (prepare_operand): Move to...
30090         * optabs.h (prepare_operand): ...here and change the insn code
30091         parameter from "int" to "enum insn_code".
30092         (insn_operand_matches): Declare.
30093         * expr.c (init_expr_target): Use insn_operand_matches.
30094         (compress_float_constant): Likewise.
30095         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
30096         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
30097         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
30098         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
30099         Likewise.
30100         (gen_cond_trap): Likewise.
30101         (prepare_operand): Likewise.  Change icode to an insn_code.
30102         (insn_operand_matches): New function.
30103         * reload.c (find_reloads_address_1): Use insn_operand_matches.
30104         * reload1.c (gen_reload): Likewise.
30105         * targhooks.c (default_secondary_reload): Likewise.
30106
30107 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
30108
30109         * config/alpha/alpha.md (unspec): New define_c_enum.
30110         (unspecv): Ditto.
30111
30112 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
30113
30114         PR debug/48214
30115         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
30116         between a call and its CALL_ARG_LOCATION note.
30117
30118 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
30119
30120         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
30121
30122 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
30123
30124         PR c/42544
30125         PR c/48197
30126         * c-common.c (shorten_compare): If primopN is first sign-extended
30127         to opN and then zero-extended to result type, set primopN to opN.
30128
30129 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
30130
30131         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
30132         for barrier handlers.
30133
30134 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
30135
30136         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
30137         UNSPEC constants to be in the unspec enumeration, and redefine
30138         all UNSPECV constants to be in the unspecv enumeration, so that
30139         dumps print which unspec/unspec_volatile this is.
30140         * config/rs6000/vector.md (UNSPEC_*): Ditto.
30141         * config/rs6000/paired.md (UNSPEC_*): Ditto.
30142         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
30143         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
30144         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
30145
30146         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
30147         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
30148         UNSPECV_LWSYNC, since these are used as unspec_volatile.
30149         * config/rs6000/sync.md (isync, lwsync): Ditto.
30150
30151 2011-03-21  Richard Guenther  <rguenther@suse.de>
30152
30153         * params.def (lto-min-partition): Fix typo.
30154
30155 2011-03-21  Richard Guenther  <rguenther@suse.de>
30156
30157         PR c/47939
30158         * c-decl.c (grokdeclarator): Drop to the main variant only
30159         for array types.  Drop flag_gen_aux_info check.
30160
30161 2011-03-21  Richard Guenther  <rguenther@suse.de>
30162
30163         PR translation/47911
30164         * params.def (lto-partitions): Fix typo.
30165         (lto-min-partition): Fix wording.
30166
30167 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
30168
30169         * config/rs6000/t-freebsd: Remove duplication from file.
30170
30171 2011-03-21  Richard Guenther  <rguenther@suse.de>
30172
30173         PR middle-end/47661
30174         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
30175
30176 2011-03-21  Richard Guenther  <rguenther@suse.de>
30177
30178         PR lto/48210
30179         * params.def (lto-partitions): Require at least 1 partition.
30180
30181 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30182
30183         * gthr-solaris.h: Remove.
30184         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
30185         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
30186         (LIB_SPEC): Likewise.
30187         * config/sol2.opt (threads): Remove.
30188         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
30189         (sparc*-*-solaris2*): Likewise.
30190         * configure.ac (enable_threads): Enable solaris support.
30191         * configure: Regenerate.
30192         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
30193         * doc/install.texi (Configuration, --enable-threads=lib): Remove
30194         solaris.
30195
30196 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30197
30198         * config.gcc: Obsolete *-*-solaris2.8*.
30199         * doc/install.texi (Specific, *-*-solaris2*): Document it.
30200
30201 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30202
30203         PR bootstrap/48135
30204         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
30205         reference.  Solaris 8 perl works.
30206
30207 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30208
30209         PR bootstrap/48135
30210         * doc/install.texi (Prerequisites): Move jar etc. up.
30211         Explain support library version requirements.
30212
30213 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30214
30215         PR bootstrap/48135
30216         * doc/install.texi (Prerequisites): Move Perl to build
30217         requirements.  Always necessary on Solaris 2 with Sun ld.
30218
30219 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30220
30221         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
30222         binutils 2.21.
30223         (Specific, i?86-*-solaris2.[89]): Likewise.
30224         (Specific, i?86-*-solaris2.10): Likewise.
30225         (Specific, mips-sgi-irix6): Likewise.
30226         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
30227         Update for binutils 2.21.
30228
30229 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30230
30231         * configure.ac (gcc_cv_lto_plugin): Fix typo.
30232         Allow -fuse-linker-plugin for non-default plugin linker.
30233         * configure: Regenerate.
30234
30235 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
30236
30237         PR bootstrap/48167
30238         * gengtype.c (files_rules): Added rule for cp/parser.h.
30239
30240 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
30241
30242         PR target/48213
30243         * config/s390/s390.c (s390_delegitimize_address): Don't call
30244         lowpart_subreg if orig_x has BLKmode.
30245
30246 2011-03-21  Kai Tietz  <ktietz@redhat.com>
30247
30248         PR target/12171
30249         * doc/plugins.texi: Adjust documentation for plugin register_callback.
30250         * tree.h (attribute_spec): Add new member affects_type_identity.
30251         * attribs.c (empty_attribute_table): Adjust attribute_spec
30252         initializers.
30253         * config/alpha/alpha.c: Likewise.
30254         * config/arc/arc.c: Likewise.
30255         * config/arm/arm.c: Likewise.
30256         * config/avr/avr.c: Likewise.
30257         * config/bfin/bfin.c: Likewise.
30258         * config/crx/crx.c: Likewise.
30259         * config/darwin.h: Likewise.
30260         * config/h8300/h8300.c: Likewise.
30261         * config/i386/cygming.h: Likewise.
30262         * config/i386/i386.c: Likewise.
30263         * config/ia64/ia64.c: Likewise.
30264         * config/m32c/m32c.c: Likewise.
30265         * config/m32r/m32r.c: Likewise.
30266         * config/m68hc11/m68hc11.c: Likewise.
30267         * config/m68k/m68k.c: Likewise.
30268         * config/mcore/mcore.c: Likewise.
30269         * config/mep/mep.c: Likewise.
30270         * config/microblaze/microblaze.c: Likewise.
30271         * config/mips/mips.c: Likewise.
30272         * config/rs6000/rs6000.c: Likewise.
30273         * config/rx/rx.c: Likewise.
30274         * config/sh/sh.c: Likewise.
30275         * config/sol2.h: Likewise.
30276         * config/sparc/sparc.c: Likewise.
30277         * config/spu/spu.c: Likewise.
30278         * config/stormy16/stormy16.c: Likewise.
30279         * config/v850/v850.c: Likewise.
30280
30281 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
30282
30283         * simplify-rtx.c (simplify_binary_operation_1): Handle
30284         (xor (and A B) C) case when B and C are both constants.
30285
30286 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
30287
30288         * tree-dfa.c (add_referenced_var): Fix typo in comment.
30289
30290 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
30291
30292         PR bootstrap/48168
30293         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
30294
30295 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
30296
30297         PR rtl-optimization/48156
30298         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
30299         assume df and df_lr are not NULL.
30300
30301 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
30302
30303         PR debug/48023
30304         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
30305         between a call and its CALL_ARG_LOCATION note.
30306
30307 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
30308
30309         PR debug/48178
30310         * config/sh/sh.c (find_barrier): Don't emit a constant pool
30311         between a call and its corresponding CALL_ARG_LOCATION note.
30312
30313 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
30314
30315         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
30316         instead of loop. Use HARD_REGISTER_NUM_P predicate.
30317         * haifa-sched.c (setup_ref_regs): Ditto.
30318         * caller-save.c (add_used_regs_1): Ditto.
30319         * dse.c (look_for_hardregs): Ditto.
30320         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
30321         * sched-rgn.c (check_live_1): Ditto.
30322
30323 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
30324
30325         * c-decl.c (diagnose_mismatched_decls): Give an error for
30326         redefining a typedef with variably modified type.
30327
30328 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
30329
30330         * c-decl.c (grokfield): Don't allow typedefs for structures or
30331         unions with no tag by default.
30332         * doc/extend.texi (Unnamed Fields): Update.
30333
30334 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
30335
30336         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30337         Rewrite using indirect functions.
30338         (lwp_slwpcb): Ditto.
30339         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
30340         (avx_vinsertf128<mode>): Ditto.
30341
30342 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30343
30344         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
30345         unspecs.
30346
30347 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30348
30349         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
30350         splitting between a call and its corresponding CALL_ARG_LOCATION note.
30351
30352 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
30353
30354         PR rtl-optimization/48170
30355         * gcse.c (hoist_code): Remove bogus asserts.
30356
30357 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
30358
30359         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
30360         computation for prologue/epilogue.
30361
30362 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30363
30364         * Makefile.in (check-consistency): Remove.
30365
30366 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
30367
30368         PR debug/48176
30369         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
30370         arange_table_in_use is 0, but either text_section_used or
30371         cold_text_section_used is true.  Don't call it if
30372         !info_section_emitted.
30373
30374 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
30375
30376         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
30377         FUNCTION_VALUE_REGNO_P): Remove.
30378         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
30379         Remove.
30380         * config/avr/avr.c (avr_ret_register): Make static inline.
30381         (avr_function_value_regno_p): New function.
30382         (avr_libcall_value): Make static. Add 'func' argument.
30383         (avr_function_value): Make static. Rename 'func' argument to
30384         'fn_decl_or_type', forward it to avr_libcall_value. Call
30385         avr_ret_register function instead of RET_REGISTER macro.
30386         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
30387
30388 2011-03-18  Jason Merrill  <jason@redhat.com>
30389
30390         PR c++/23372
30391         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
30392
30393 2011-03-18  Richard Guenther  <rguenther@suse.de>
30394
30395         * doc/install.texi (--enable-gold): Remove.
30396         (--with-plugin-ld): Document.
30397         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
30398
30399 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
30400
30401         PR middle-end/47790
30402         * expr.c (optimize_bitfield_assignment_op): Revamp to work
30403         again after expansion changes.
30404
30405 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
30406
30407         * combine.c (try_combine): Do simplification only call of
30408         subst() on i2 even when i1 is present. Update comments.
30409
30410 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
30411
30412         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
30413         and UNSPEC_PCREL_SYMOFF.
30414
30415 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30416
30417         * config/s390/s390.md: Use define_c_enum for the unspec constant
30418         definitions.
30419
30420 2011-03-18  Richard Henderson  <rth@redhat.com>
30421             Jakub Jelinek  <jakub@redhat.com>
30422
30423         PR bootstrap/48161
30424         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
30425         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
30426
30427 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
30428
30429         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
30430         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
30431         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
30432         Change return type to bool.
30433         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
30434
30435 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30436
30437         PR debug/48163
30438         * var-tracking.c (prepare_call_arguments): If CALL target
30439         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
30440         pc instead of looking it up using cselib_lookup and use
30441         Pmode for it if x has VOIDmode.
30442         * dwarf2out.c (gen_subprogram_die): If also both first and
30443         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
30444
30445         PR debug/48163
30446         * function.c (assign_parms): For data.passed_pointer parms
30447         use MEM of data.entry_parm instead of data.entry_parm itself
30448         as DECL_INCOMING_RTL.
30449         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
30450         also when passed and declared mode is the same, DECL_RTL
30451         is a MEM with pseudo as address and DECL_INCOMING_RTL is
30452         a MEM too.
30453
30454 2011-03-16  Jeff Law  <law@redhat.com>
30455
30456         PR rtl-optimization/37273
30457         * ira-costs.c (scan_one_insn): Detect constants living in memory and
30458         handle them like argument loads from stack slots.  Do not double
30459         count memory for memory constants and argument loads from stack slots.
30460
30461 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
30462
30463         PR debug/48160
30464         * var-tracking.c (prepare_call_arguments): Check SUBREG.
30465
30466 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
30467
30468         PR target/48171
30469         * config/i386/i386.opt: Add Save to -mavx and -mfma.
30470
30471 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30472
30473         PR bootstrap/48153
30474         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
30475         if dwarf_strict.
30476         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
30477         Clear call_arg_locations and call_arg_loc_last always.
30478
30479         PR middle-end/48152
30480         * var-tracking.c (prepare_call_arguments): If argument needs to be
30481         passed by reference, adjust argtype and mode.
30482
30483 2011-03-17  Richard Guenther  <rguenther@suse.de>
30484
30485         PR middle-end/48134
30486         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
30487         a value make sure to fold the statement.
30488
30489 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
30490
30491         PR target/43872
30492         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
30493         return condition with !cfun->calls_alloca.
30494
30495 2011-03-17  Richard Guenther  <rguenther@suse.de>
30496
30497         PR bootstrap/48148
30498         * lto-cgraph.c (input_overwrite_node): Clear the abstract
30499         origin for decls in other ltrans units.
30500         (input_varpool_node): Likewise.
30501
30502 2011-03-17  Richard Guenther  <rguenther@suse.de>
30503
30504         PR middle-end/48165
30505         * tree-object-size.c (compute_object_offset): Properly return
30506         the offset operand of MEM_REFs as sizetype.
30507
30508 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30509
30510         PR rtl-optimization/48141
30511         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
30512         * dse.c: Include params.h.
30513         (active_local_stores_len): New variable.
30514         (add_wild_read, dse_step1): Clear it when setting active_local_stores
30515         to NULL.
30516         (record_store, check_mem_read_rtx): Decrease it when removing
30517         from the chain.
30518         (scan_insn): Likewise.  Increase it when adding to chain, if it
30519         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
30520         set active_local_stores to NULL before the addition.
30521         * Makefile.in (dse.o): Depend on $(PARAMS_H).
30522
30523         PR rtl-optimization/48141
30524         * dse.c (record_store): If no positions are needed in an insn
30525         that cannot be deleted, at least unchain it from active_local_stores.
30526
30527 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
30528
30529         PR debug/47510
30530         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
30531         (lookup_type_die_strip_naming_typedef): ... here.
30532         (get_context_die): Use it.
30533         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
30534         the anonymous struct named by the naming typedef.
30535
30536 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
30537
30538         PR target/48154
30539         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
30540         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
30541
30542 2011-03-16  Jeff Law  <law@redhat.com>
30543
30544         * tree-vrp.c (identify_jump_threads): Slightly simplify type
30545         check for operands of conditional.  Allow type to be a pointer.
30546
30547 2011-03-16  Richard Guenther  <rguenther@suse.de>
30548
30549         PR tree-optimization/48149
30550         * fold-const.c (fold_binary_loc): Fold
30551         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
30552
30553 2011-03-16  Richard Guenther  <rguenther@suse.de>
30554
30555         PR tree-optimization/26134
30556         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
30557         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
30558         (non_rewritable_mem_ref_base): Handle complex type component
30559         accesses, constrain offsets for vector and complex extracts
30560         more properly.
30561
30562 2011-03-16  Richard Guenther  <rguenther@suse.de>
30563
30564         PR tree-optimization/48146
30565         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
30566         operands avoiding the need for renaming.
30567
30568 2011-03-16  Richard Guenther  <rguenther@suse.de>
30569
30570         * gimple-fold.c (maybe_fold_reference): Open-code relevant
30571         constant folding.  Move MEM_REF canonicalization first.
30572         Rely on fold_const_aggregate_ref for initializer folding.
30573         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
30574
30575 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
30576
30577         PR middle-end/48136
30578         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
30579         arg0/arg1 or their arguments are always fold converted to matching
30580         types.
30581
30582         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
30583         to nargs.
30584
30585 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30586
30587         PR lto/46944
30588         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
30589         Handle in-tree gold.
30590         (ld_vers): Extract binutils version for gold.
30591         (gcc_cv_ld_hidden): Handle gold here.
30592         (gcc_cv_lto_plugin): Determine level of linker plugin support.
30593         * configure: Regenerate.
30594         * config.in: Regenerate.
30595         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
30596         -fuse-linker-plugin otherwise.
30597         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
30598         (LINK_COMMAND_SPEC): Use it.
30599         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
30600
30601 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
30602
30603         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
30604         * calls.c: Remove debug.h include.
30605         (emit_call_1): Don't call virtual_call_token debug hook.
30606         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
30607         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
30608         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
30609         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
30610         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
30611         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
30612         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
30613         dwarf2out_virtual_call): Remove.
30614         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
30615         copy_call_info and virtual_call hooks.
30616         (dwarf2out_init): Don't initialize vcall_insn_table,
30617         debug_dcall_section and debug_vcall_section.
30618         (prune_unused_types): Don't mark nodes from dcall_table.
30619         (dwarf2out_finish): Don't output dcall or vcall tables.
30620         * final.c (final_scan_insn): Don't call direct_call or
30621         virtual_call debug hooks.
30622         * debug.h (struct gcc_debug_hooks): Remove direct_call,
30623         virtual_call_token, copy_call_info and virtual_call hooks.
30624         (debug_nothing_uid): Remove prototype.
30625         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
30626         copy_call_info and virtual_call hooks.
30627         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
30628         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
30629         * debug.c (do_nothing_debug_hooks): Likewise.
30630         (debug_nothing_uid): Remove.
30631         * doc/invoke.texi (-fenable-icf-debug): Remove.
30632         * common.opt (-fenable-icf-debug): Likewise.
30633
30634         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
30635         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
30636         call's MEM.  Handle functions returning aggregate through a hidden
30637         first pointer.  For virtual calls add clobbered pc to call arguments
30638         chain.
30639         * dwarf2out.c (gen_subprogram_die): Emit
30640         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
30641         can't be emitted.
30642
30643         PR debug/45882
30644         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
30645         * rtl.h (ENTRY_VALUE_EXP): Define.
30646         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
30647         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
30648         * print-rtl.c (print_rtx): Likewise.
30649         * gengtype.c (adjust_field_rtx_def): Likewise.
30650         * var-tracking.c (vt_add_function_parameter): Adjust
30651         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
30652         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
30653         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
30654         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
30655         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
30656
30657         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
30658         Call var_location debug hook even on CALL_INSNs.
30659         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
30660         * rtl.def (ENTRY_VALUE): New.
30661         * dwarf2out.c: Include cfglayout.h.
30662         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
30663         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
30664         (struct call_arg_loc_node): New type.
30665         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
30666         tail_call_site_count): New variables.
30667         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
30668         DW_TAG_GNU_call_site_parameter.
30669         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
30670         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
30671         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
30672         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
30673         and DW_AT_GNU_all_source_call_sites.
30674         (mem_loc_descriptor): Handle ENTRY_VALUE.
30675         (add_src_coords_attributes): Don't add enything if
30676         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
30677         (dwarf2out_abstract_function): Save and clear call_arg_location,
30678         call_site_count and tail_call_site_count around dwarf2out_decl call.
30679         (gen_call_site_die): New function.
30680         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
30681         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
30682         (dwarf2out_function_decl): Clear call_arg_locations,
30683         call_arg_loc_last, set call_site_count and tail_call_site_count
30684         to -1 and free block_map.
30685         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
30686         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
30687         followed by any real instructions.
30688         (dwarf2out_begin_function): Set call_site_count and
30689         tail_call_site_count to 0.
30690         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
30691         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
30692         attempt to force a DIE for it and worst case remove the attribute.
30693         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
30694         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
30695         the decl itself.
30696         * var-tracking.c: Include tm_p.h.
30697         (vt_stack_adjustments): For calls call note_register_arguments.
30698         (argument_reg_set): New variable.
30699         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
30700         ensure the VALUE is resolved.
30701         (call_arguments): New variable.
30702         (prepare_call_arguments): New function.
30703         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
30704         (struct expand_loc_callback_data): Add ignore_cur_loc field.
30705         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
30706         always use the best expression.
30707         (vt_expand_loc): Add ignore_cur_loc argument.
30708         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
30709         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
30710         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
30711         note for all calls.
30712         (vt_add_function_parameter): Use cselib_lookup_from_insn.
30713         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
30714         argument.  Don't call cselib_preserve_only_values and
30715         cselib_reset_table.
30716         (note_register_arguments): New function.
30717         (vt_initialize): Compute argument_reg_set.  Call
30718         vt_add_function_parameters before processing basic blocks instead of
30719         afterwards.  For calls call prepare_call_arguments before calling
30720         cselib_process_insn.
30721         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
30722         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
30723         (var-tracking.o): Depend on $(TM_P_H).
30724         * cfglayout.h (insn_scope): New prototype.
30725         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
30726         * cfglayout.c (insn_scope): No longer static.
30727         * insn-notes.def (CALL_ARG_LOCATION): New.
30728         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
30729         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
30730         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
30731         nothing for DECL_EXTERNAL BLOCK_VARS.
30732
30733 2011-03-16  Alan Modra  <amodra@gmail.com>
30734
30735         PR target/45844
30736         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
30737         create invalid offset address for vsx splat insn.
30738         * config/rs6000/predicates.md (splat_input_operand): New.
30739         * config/rs6000/vsx.md (vsx_splat_*): Use it.
30740
30741 2011-03-15  Xinliang David Li  <davidxl@google.com>
30742
30743         PR c/47837
30744         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
30745         (normalize_preds): New function.
30746         (is_use_properly_guarded): Normalize def predicates.
30747
30748 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
30749
30750         PR target/46788
30751         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
30752         in the output template.
30753
30754 2011-03-15  Richard Guenther  <rguenther@suse.de>
30755
30756         PR middle-end/47650
30757         * tree-pretty-print.c (dump_function_declaration): Properly
30758         dump unprototyped and varargs function types.
30759
30760 2011-03-15  Richard Guenther  <rguenther@suse.de>
30761
30762         PR tree-optimization/13954
30763         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
30764         and friends.
30765
30766 2011-03-15  Richard Guenther  <rguenther@suse.de>
30767
30768         PR tree-optimization/48037
30769         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
30770         selects into BIT_FIELD_REFs.
30771         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
30772         vector select.
30773
30774 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
30775
30776         PR tree-optimization/48129
30777         * builtins.c (fold_builtin_snprintf): Convert to type of
30778         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
30779         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
30780
30781 2011-03-15  Richard Guenther  <rguenther@suse.de>
30782
30783         PR tree-optimization/41490
30784         * tree-ssa-dce.c (propagate_necessity): Handle returns without
30785         value but with VUSE.
30786         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
30787         return statements.
30788         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
30789         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
30790         * tree-tailcall.c (find_tail_calls): Ignore returns.
30791
30792 2011-03-15  Richard Guenther  <rguenther@suse.de>
30793
30794         PR middle-end/48031
30795         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
30796         or variable-indexed array accesses when in gimple form.
30797
30798 2011-03-15  Richard Guenther  <rguenther@suse.de>
30799
30800         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
30801
30802 2011-03-15  Alan Modra  <amodra@gmail.com>
30803
30804         PR target/48032
30805         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
30806         presume symbol_refs without a symbol_ref_decl are suitably
30807         aligned, nor other trees we may see here.  Handle anchor symbols.
30808         (legitimate_constant_pool_address_p): Comment.  Add mode param.
30809         Check cmodel=medium addresses.  Adjust all calls.
30810         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
30811         creating cmodel=medium optimized access to locals.
30812         * config/rs6000/constraints.md (R): Pass QImode to
30813         legitimate_constant_pool_address_p.
30814         * config/rs6000/predicates.md (input_operand): Pass mode to
30815         legitimate_constant_pool_address_p.
30816         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
30817         Update prototype.
30818
30819 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
30820
30821         PR target/48053
30822         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
30823         64-bit constants being loaded into registers other than GPRs such
30824         as loading 0 into a VSX register.
30825
30826 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30827
30828         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
30829
30830 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30831
30832         PR middle-end/47917
30833         * builtins.c (fold_builtin_snprintf): New function.
30834         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
30835         (fold_builtin_4): Likewise.
30836
30837         PR middle-end/38878
30838         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
30839         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
30840         and C - X == X also strip nops from +/-/p+ operand.
30841         When optimizing -X == C, fold C to arg0's type.
30842
30843         PR debug/47946
30844         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
30845         emit it as add_AT_int instead of add_AT_unsigned.
30846
30847 2011-03-14  Tom Tromey  <tromey@redhat.com>
30848
30849         * unwind-dw2.c: Include sys/sdt.h if it exists.
30850         (_Unwind_DebugHook): Use STAP_PROBE2.
30851         * config.in, configure: Rebuild.
30852         * configure.ac: Check for sys/sdt.h.
30853
30854 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
30855
30856         * config/i386/i386.md (ROUND_FLOOR): New constant.
30857         (ROUND_CEIL): Ditto.
30858         (ROUND_TRUNC): Ditto.
30859         (ROUND_MXCSR): Ditto.
30860         (ROUND_NO_EXC): Ditto.
30861         (rint<mode>2): Use new defines instead of numerical constants.
30862         (floor<mode>2): Ditto.
30863         (ceil<mode>2): Ditto.
30864         (btrunc<mode>2): Ditto.
30865         * config/i386/i386-builtin-types.def: Define ROUND function type
30866         aliases.
30867         * config/i386/i386.c (enum ix86_builtins): Add
30868         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
30869         (struct builtin_description): Add
30870         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
30871         (ix86_expand_sse_round): New static function.
30872         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
30873         function types.
30874         (ix86_builtin_vectorized_function): Handle
30875         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
30876
30877 2011-03-14  Tom Tromey  <tromey@redhat.com>
30878
30879         * c-parser.c (c_parser_asm_string_literal): Clear
30880         warn_overlength_strings.
30881
30882 2011-03-14  Tom Tromey  <tromey@redhat.com>
30883
30884         * c-parser.c (disable_extension_diagnostics): Save
30885         warn_overlength_strings.
30886         (restore_extension_diagnostics): Restore warn_overlength_strings.
30887
30888 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30889
30890         * BASE-VER: Change to 4.7.0.
30891
30892 2011-03-14  Richard Guenther  <rguenther@suse.de>
30893
30894         PR middle-end/48098
30895         * tree.c (build_vector_from_val): Adjust assert to requirements
30896         and reality.
30897
30898 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30899
30900         PR bootstrap/48102
30901         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
30902
30903 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
30904
30905         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
30906         terms of target_flags_explicit. Adjust copyright year.
30907
30908         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
30909         * config/rs6000/t-freebsd: New file. Add override for
30910         LIB2FUNCS_EXTRA.
30911
30912 2011-03-13  Chris Demetriou  <cgd@google.com>
30913
30914         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
30915         (-fno-diagnostics-show-option): this, to reflect current default.
30916         (-Werror=): Update text about -fno-diagnostics-show-option.
30917
30918 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
30919
30920         PR target/48053
30921         * config/rs6000/predicates.md (easy_vector_constant_add_self,
30922         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
30923         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
30924         mode is not V2DImode or V2DFmode.
30925         (vspltis_constant): Do not handle V2DImode and V2DFmode.
30926         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
30927         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
30928         registers to 0.
30929         (movdi_internal64): Likewise.
30930
30931 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
30932
30933         PR tree-optimization/47127
30934         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
30935         parameter.
30936         (set_cloog_options): Same.
30937         (scop_to_clast): Same.
30938         (print_clast_stmt): Do not call cloog_state_malloc and
30939         cloog_state_free.
30940         (print_generated_program): Same.
30941         (gloog): Same.
30942         * graphite-clast-to-gimple.h (cloog_state): Declared.
30943         (scop_to_clast): Adjust declaration.
30944         * graphite.c (cloog_state): Defined here.
30945         (graphite_initialize): Call cloog_state_malloc.
30946         (graphite_finalize): Call cloog_state_free.
30947
30948 2011-03-11  Jason Merrill  <jason@redhat.com>
30949
30950         * attribs.c (lookup_attribute_spec): Take const_tree.
30951         * tree.h: Adjust.
30952
30953 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
30954
30955         * config/sparc/sparc.c (sparc_option_override): Use
30956         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
30957
30958 2011-03-11  Richard Guenther  <rguenther@suse.de>
30959
30960         PR tree-optimization/48067
30961         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
30962         multiplication result will be only used once on the target
30963         stmt.
30964
30965 2011-03-11  Richard Guenther  <rguenther@suse.de>
30966
30967         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
30968
30969 2011-03-11  Richard Guenther  <rguenther@suse.de>
30970
30971         PR lto/48073
30972         * tree.c (find_decls_types_r): Do not walk types only reachable
30973         from IDENTIFIER_NODEs.
30974
30975 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
30976
30977         PR middle-end/48044
30978         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
30979         all vnode->force_output nodes as needed.
30980
30981 2011-03-11  Jason Merrill  <jason@redhat.com>
30982
30983         PR c++/48069
30984         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
30985         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
30986
30987 2011-03-11  Martin Jambor  <mjambor@suse.cz>
30988
30989         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
30990         cgraph_node.
30991
30992 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
30993
30994         PR tree-optimization/48063
30995         * ipa-inline.c (cgraph_decide_inlining): Don't try to
30996         inline functions called once if !tree_can_inline_p (node->callers).
30997
30998 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
30999
31000         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
31001         extra_objs.
31002         * config/score/score3.c: Delete.
31003         * config/score/score3.h: Delete.
31004         * config/score/mul-div.S: Delete.
31005         * config/score/sfp-machine.h: Add new file.
31006         * config/score/constraints.md: Add new file.
31007         * config/score/t-score-softfp: Add new file.
31008         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
31009         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
31010         (score7_extra_constraint): Delete.
31011         (score7_option_override): Remove unused code.
31012         * config/score/score.c: Remove score3 and score5 define and code.
31013         * config/score/score.h: Remove score3 and score5 define and code.
31014         * config/score/score.md: Remove score3 template and unusual insn.
31015         * config/score/score.opt: Remove score3 and score5 options.
31016
31017 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31018
31019         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
31020         when _HPUX_SOURCE is defined.
31021         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
31022
31023 2011-03-10  Jason Merrill  <jason@redhat.com>
31024
31025         PR c++/48029
31026         * stor-layout.c (layout_type): Don't set structural equality
31027         on arrays of incomplete type.
31028         * tree.c (type_hash_eq): Handle comparing them properly.
31029
31030 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
31031
31032         PR debug/48043
31033         * config/s390/s390.c (s390_delegitimize_address): Make sure the
31034         result mode matches original rtl mode.
31035
31036 2011-03-10  Nick Clifton  <nickc@redhat.com>
31037
31038         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
31039         (andsi3, andsi3_flags): Fix timings for three operand alternative.
31040
31041 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
31042
31043         PR rtl-optimization/47866
31044         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
31045         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
31046         if target wasn't scalar.
31047         * function.c (assign_stack_temp_for_type): Assert that neither
31048         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
31049         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
31050         macro.
31051         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
31052
31053 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31054
31055         * config/s390/s390-protos.h (s390_label_align): New prototype.
31056         * config/s390/s390.c (s390_label_align): New function.
31057         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
31058
31059 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
31060
31061         PR target/47755
31062         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
31063         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
31064         (output_vec_const_move): Ditto.
31065
31066 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
31067
31068         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
31069         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
31070         * config/mips/mips.c (mips_preferred_reload_class): Make static.
31071         Change 'rclass' argument and result type to reg_class_t.
31072         (TARGET_PREFERRED_RELOAD_CLASS): Define.
31073
31074 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
31075
31076         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
31077         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
31078         (TARGET_MEMORY_MOVE_COST): Define.
31079         (avr_register_move_cost, avr_memory_move_cost): New Functions.
31080
31081 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
31082
31083         PR debug/47881
31084         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
31085         removed anything.
31086
31087         PR tree-optimization/48022
31088         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
31089         for EQ/NE_EXPR.
31090
31091 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
31092
31093         PR debug/47991
31094         * var-tracking.c (find_use_val): Return NULL for
31095         cui->sets && cui->store_p BLKmode MEMs.
31096
31097 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
31098
31099         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
31100         Remove.
31101         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
31102         xstormy16_print_operand_address): Remove.
31103         * config/stormy16/stormy16.c (xstormy16_print_operand,
31104         xstormy16_print_operand_address): Make static.
31105         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
31106
31107 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
31108
31109         PR target/47862
31110         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
31111         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
31112         before definition.
31113
31114 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
31115
31116         PR bootstrap/48000
31117         * cfgloopmanip.c (fix_bb_placements): Return immediately
31118         if FROM is BASE_LOOP's header.
31119
31120 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
31121
31122         * gimplify.c (gimplify_function_tree): Fix building calls
31123         to __builtin_return_address.
31124
31125 2011-03-07  Alan Modra  <amodra@gmail.com>
31126
31127         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
31128         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
31129         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
31130         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
31131         return_mode args.
31132         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
31133         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
31134         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
31135         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
31136         * config/rs6000/rs6000.c
31137         (rs6000_elf_end_indicate_exec_stack): Rename to..
31138         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
31139         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
31140         (rs6000_file_start): ..here.
31141         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
31142         file scope variables.
31143         (call_ABI_of_interest): New function.
31144         (init_cumulative_args): Set above vars when function return value
31145         is a float, vector, or small struct.
31146         (rs6000_function_arg_advance_1): Likewise for function args.
31147         (rs6000_va_start): Set rs6000_passes_float if variable arg function
31148         references float args.
31149
31150 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
31151
31152         * doc/cfg.texi: Remove "See" before @ref.
31153         * doc/invoke.texi: Likewise.
31154
31155 2011-03-05  Jason Merrill  <jason@redhat.com>
31156
31157         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
31158
31159 2011-03-05  Anthony Green  <green@moxielogic.com>
31160
31161         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
31162
31163 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
31164
31165         PR rtl-optimization/47899
31166         * cfgloopmanip.c (fix_bb_placements): Fix first argument
31167         to flow_loop_nested_p when moving the loop upward.
31168
31169 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
31170
31171         PR target/47719
31172         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
31173
31174 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
31175
31176         PR tree-optimization/47967
31177         * ipa-cp.c (build_const_val): Return NULL instead of creating
31178         VIEW_CONVERT_EXPR for mismatching sizes.
31179         (ipcp_create_replace_map): Return NULL if build_const_val failed.
31180         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
31181         give up on versioning.
31182
31183 2011-03-05  Alan Modra  <amodra@gmail.com>
31184
31185         PR target/47986
31186         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
31187         full cmodel medium/large lo_sum + high addresses.
31188
31189 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31190
31191         * config/s390/s390.c (s390_decompose_address): Reject non-literal
31192         pool references in UNSPEC_LTREL_OFFSET.
31193
31194 2011-03-04  Jan Hubicka  <jh@suse.cz>
31195
31196         PR lto/47497
31197         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
31198         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
31199         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
31200         Add node pointers.
31201         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
31202         cgraph_add_thunk): Add node pointers.
31203         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
31204         associated to right node.
31205         (input_node): Update use of cgraph_same_body_alias
31206         and cgraph_add_thunk.
31207
31208 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
31209
31210         * config/i386/i386.opt (mprefer-avx128): New flag.
31211         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
31212         modes when the flag -mprefer-avx128 is on.
31213
31214 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
31215
31216         * dwarf2out.c (compare_loc_operands): Fix address handling.
31217
31218 2011-03-04  Alan Modra  <amodra@gmail.com>
31219
31220         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
31221
31222 2011-03-04  Richard Guenther  <rguenther@suse.de>
31223
31224         PR middle-end/47968
31225         * expmed.c (extract_bit_field_1): Prefer vector modes that
31226         vec_extract patterns can handle.
31227
31228 2011-03-04  Richard Guenther  <rguenther@suse.de>
31229
31230         PR middle-end/47975
31231         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
31232
31233 2011-03-04  Richard Henderson  <rth@redhat.com>
31234
31235         * explow.c (emit_stack_save): Remove 'after' parameter.
31236         (emit_stack_restore): Likewise.
31237         * expr.h: Update to match.
31238         * builtins.c, calls.c, stmt.c: Likewise.
31239         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
31240         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
31241         * function.c (expand_function_end): Insert the emit_stack_save
31242         sequence before parm_birth_insn instead of after.
31243
31244 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
31245
31246         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
31247         (ssse3_pmaddubsw128): Ditto.
31248         (ssse3_pmaddubsw): Ditto.
31249
31250 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
31251
31252         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
31253
31254 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
31255
31256         PR c/47963
31257         * gimplify.c (omp_add_variable): Only call omp_notice_variable
31258         on TYPE_SIZE_UNIT if it is a DECL.
31259
31260         PR debug/47283
31261         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
31262         first operand is not is_gimple_mem_ref_addr, try to fold it.
31263         If the operand still isn't is_gimple_mem_ref_addr, clear
31264         MEM_EXPR on op0.
31265
31266 2011-03-03  Richard Guenther  <rguenther@suse.de>
31267
31268         PR middle-end/47283
31269         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
31270         match comment.
31271         (refs_may_alias_p_1): For release branches return true if
31272         we are confused by our input.
31273
31274 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31275
31276         * config/s390/s390.c (s390_function_value): Rename to ...
31277         (s390_function_and_libcall_value): ... this.
31278         (s390_function_value): New function.
31279         (s390_libcall_value): New function.
31280         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
31281         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
31282         target macro definitions.
31283         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
31284
31285 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
31286
31287         * config/i386/freebsd64.h (CC1_SPEC): Define.
31288         * config/i386/linux64.h (CC1_SPEC): Define.
31289         * config/i386/x86-64.h (CC1_SPEC): Don't define.
31290
31291 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
31292
31293         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
31294         Remove.
31295         * config/stormy16/stormy16.c: Include reload.h.
31296         (xstormy16_memory_move_cost): New function.
31297         (TARGET_MEMORY_MOVE_COST): Define.
31298
31299 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
31300
31301         PR rtl-optimization/47925
31302         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
31303         with side effects.  Remove the more-specific check for volatile asms.
31304
31305 2011-03-02  Alan Modra  <amodra@gmail.com>
31306
31307         PR target/47935
31308         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
31309         toc relative addresses for valid offsets.
31310
31311 2011-03-01  Richard Guenther  <rguenther@suse.de>
31312
31313         PR tree-optimization/47890
31314         * tree-vect-loop.c (get_initial_def_for_induction): Set
31315         related stmt properly.
31316
31317 2011-03-01  Richard Guenther  <rguenther@suse.de>
31318
31319         PR lto/47924
31320         * lto-streamer.c (lto_record_common_node): Also register
31321         the canonical type.
31322
31323 2011-03-01  Richard Guenther  <rguenther@suse.de>
31324
31325         PR lto/46911
31326         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
31327         Do not stream DECL_ABSTRACT_ORIGIN.
31328         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
31329         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31330         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
31331         Do not stream DECL_ABSTRACT_ORIGIN.
31332         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
31333         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31334
31335 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
31336
31337         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
31338         FUNCTION_VALUE_REGNO_P): Remove.
31339         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
31340         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
31341         Add 'outgoing' argument.
31342         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
31343         function.
31344         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
31345         TARGET_FUNCTION_VALUE_REGNO_P): Define.
31346
31347 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
31348
31349         PR debug/28047
31350         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
31351         (lookup_filename): Likewise.
31352         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
31353
31354 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
31355             Jakub Jelinek  <jakub@redhat.com>
31356
31357         PR middle-end/47893
31358         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
31359         (assign_stack_local_1): Change last argument type to int.
31360         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
31361         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
31362         don't record padding space into frame_space_list nor use those areas.
31363         (assign_stack_local): Adjust caller.
31364         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
31365         of assign_stack_local, pass 0 as last argument.
31366         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
31367         callers.
31368
31369 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
31370
31371         PR debug/47283
31372         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
31373         Use target address_mode and pointer_mode hooks instead of hardcoded
31374         Pmode and ptr_mode.  Handle some simple cases of extending if
31375         POINTERS_EXTEND_UNSIGNED < 0.
31376         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
31377         Call convert_debug_memory_address.
31378         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
31379         convert_debug_memory_address.
31380
31381         PR middle-end/46790
31382         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
31383         * configure: Regenerated.
31384         * config.in: Regenerated.
31385         * varasm.c (default_function_section): Return NULL
31386         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
31387
31388 2011-02-28  Martin Jambor  <mjambor@suse.cz>
31389
31390         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
31391         the description to match the printed values.
31392
31393 2011-02-28  Richard Guenther  <rguenther@suse.de>
31394
31395         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
31396         of the copied scope tree.
31397
31398 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31399
31400         * doc/extend.texi (Function Attributes): Avoid deeply (and
31401         wrongly) nested tables.
31402
31403 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
31404
31405         PR middle-end/47903
31406         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
31407         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
31408         r isn't op0 nor op1.
31409
31410 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
31411
31412         * config/avr/avr.md: Remove magic comment for emacs.
31413
31414 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
31415
31416         PR target/45261
31417         * config/avr/avr.c (avr_option_override): Use error on bad options.
31418         (avr_help): New function.
31419         (TARGET_HELP): Define.
31420
31421 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
31422
31423         PR target/42240
31424         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
31425         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
31426
31427 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
31428
31429         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
31430         (ARM Options): Ditto.
31431         (i386 and x86-64 Options): Ditto.
31432         (RX Options): Ditto.
31433         (SPARC Options): Ditto.
31434
31435 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
31436
31437         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
31438         FreeBSD 6 and later.  Generally use cpu generic.
31439
31440 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
31441
31442         * doc/cpp.texi: Update copyright years.
31443
31444 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
31445
31446         PR target/46898
31447         * config/lm32/lm32.md (ashrsi3): Added needed variable.
31448
31449 2011-02-25  Jon Beniston  <jon@beniston.com>
31450
31451         PR target/46898
31452         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
31453         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
31454         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
31455         (lm32_block_move_inline): Add type cast to remove warning.
31456         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
31457         (gen_int_relational): Move declarations to start of function.
31458
31459 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
31460
31461         PR tree-optimization/45470
31462         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
31463         can throw internally only.
31464         * tree-vect-stmts.c (vectorizable_call): Likewise.
31465
31466 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
31467
31468         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
31469         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
31470         * config/stormy16/stormy16-protos.h
31471         (xstormy16_preferred_reload_class): Remove.
31472         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
31473         static. Change 'rclass' argument and return type to reg_class_t.
31474         (TARGET_PREFERRED_RELOAD_CLASS,
31475         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
31476
31477 2011-02-24  Richard Guenther  <rguenther@suse.de>
31478
31479         * lto-streamer-in.c (input_bb): Do not find referenced vars
31480         in debug statements.
31481
31482 2011-02-23  Jason Merrill  <jason@redhat.com>
31483
31484         * common.opt (fabi-version): Document v5 and v6.
31485
31486 2011-02-23  Richard Guenther  <rguenther@suse.de>
31487
31488         PR tree-optimization/47849
31489         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
31490
31491 2011-02-23  Jie Zhang  <jie@codesourcery.com>
31492
31493         * opts-common.c (decode_cmdline_option): Print empty string
31494         argument as "" in decoded->orig_option_with_args_text.
31495         * gcc.c (execute): Print empty string argument as ""
31496         in the verbose output.
31497         (do_spec_1): Keep empty string argument.
31498
31499 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
31500
31501         * config.gcc: Declare score-* and crx-* obsolete.
31502
31503 2011-02-23  Jie Zhang  <jie@codesourcery.com>
31504
31505         PR rtl-optimization/47763
31506         * web.c (web_main): Ignore naked clobber when replacing register.
31507
31508 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
31509
31510         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
31511         Remove.
31512
31513 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
31514
31515         PR doc/47848
31516         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
31517
31518 2011-02-22  Mike Stump  <mikestump@comcast.net>
31519
31520         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
31521         assembler.
31522         * configure: Regenerate.
31523
31524 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
31525
31526         PR rtl-optimization/46002
31527         * ira-color.c (update_copy_costs): Change class intersection
31528         test to reg_class_contents[] test of 'hard_regno'.
31529
31530 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
31531
31532         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
31533         than Driver option.
31534         * config/hpux11.opt (mt): Likewise.
31535         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
31536         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
31537         * config/vax/elf.opt (mno-asm-pic): Likewise.
31538         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
31539
31540 2011-02-21  Mike Stump  <mikestump@comcast.net>
31541
31542         PR target/47822
31543         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
31544         tree so we can get save the type.
31545         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
31546         for CFString instead of trying to use past the end of the builtins.
31547         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
31548         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
31549         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
31550         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
31551         Rename to darwin_builtin_cfstring.
31552         (darwin_init_cfstring_builtins): Return the built type.
31553
31554 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
31555
31556         PR target/47840
31557         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
31558         (_mm256_insert_epi64): Use _mm_insert_epi64.
31559
31560 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
31561
31562         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
31563         * config/stormy16/stormy16-protos.h
31564         (xstormy16_mode_dependent_address_p): Remove.
31565         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
31566         Make static. Change return type to bool. Change argument type to
31567         const_rtx. Remove dead code.
31568         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
31569
31570 2011-02-21  Richard Guenther  <rguenther@suse.de>
31571
31572         PR lto/47820
31573         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
31574         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
31575         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
31576         TUs context.
31577         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
31578         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
31579
31580 2011-02-20  Richard Guenther  <rguenther@suse.de>
31581
31582         PR lto/47822
31583         * tree.c (free_lang_data_in_decl): Clean builtins from
31584         the TU decl BLOCK_VARS.
31585
31586 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
31587
31588         PR debug/47620
31589         PR debug/47630
31590         * haifa-sched.c (fix_tick_ready): Skip tick computation
31591         for debug insns.
31592
31593 2011-02-19  Richard Guenther  <rguenther@suse.de>
31594
31595         PR lto/47647
31596         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
31597         Remove lazy BLOCK_VARS streaming.
31598         (lto_input_ts_block_tree_pointers): Likewise.
31599         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
31600
31601 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
31602
31603         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
31604
31605 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
31606
31607         * config/i386/biarch32.h, config/i386/mach.h,
31608         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
31609
31610 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
31611
31612         PR target/47800
31613         * config/i386/i386.md (peephole2 for shift and plus): Use
31614         operands[1] original mode in the first insn.
31615
31616 2011-02-18  Mike Stump  <mikestump@comcast.net>
31617
31618         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
31619
31620 2011-02-18  Jan Hubicka  <jh@suse.cz>
31621
31622         PR middle-end/47788
31623         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
31624         to zero when the function is not inlinable at all.
31625
31626 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31627
31628         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
31629         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
31630         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
31631         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
31632         * config/pa/t-pa64: Likewise.
31633         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
31634
31635 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
31636
31637         PR driver/47787
31638         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
31639
31640 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31641
31642         PR target/47792
31643         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
31644
31645 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
31646
31647         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
31648         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
31649         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
31650         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
31651         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
31652         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
31653         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
31654         m32r_load_postinc_p, m32r_store_preinc_predec_p,
31655         m32r_legitimate_address_p): New functions.
31656         * config/m32r/constraints.md (constraint "S"): Don't use
31657         STORE_PREINC_PREDEC_P.
31658         (constraint "U"): Don't use LOAD_POSTINC_P.
31659
31660 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
31661
31662         PR rtl-optimization/46178
31663         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
31664         compute ira_hard_regno_cover_class[].
31665
31666 2011-02-18  Richard Guenther  <rguenther@suse.de>
31667
31668         PR lto/47798
31669         * lto-streamer.h (lto_global_var_decls): Declare.
31670         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
31671         statics for global var processing.
31672
31673 2011-02-18  Richard Guenther  <rguenther@suse.de>
31674
31675         PR tree-optimization/47737
31676         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
31677         edge dominance check.
31678
31679 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
31680
31681         PR debug/47780
31682         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
31683         avoid invalid rtx sharing.
31684
31685 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
31686
31687         * doc/cpp.texi (Obsolete Features): Add background on the
31688         origin of assertions.
31689
31690 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
31691
31692         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
31693         objc_abi == 2.
31694         * config/darwin.c (output_objc_section_asm_op): Added support for
31695         ABI v1 and v2.
31696         (is_objc_metadata): New.
31697         (darwin_objc2_section): New.
31698         (darwin_objc1_section): New.
31699         (machopic_select_section): Added support for ABI v1 and v2.
31700         (darwin_emit_objc_zeroed): New.
31701         (darwin_output_aligned_bss): Detect objc metadata and treat it
31702         appropriately.
31703         (darwin_asm_output_aligned_decl_common): Same.
31704         (darwin_asm_output_aligned_decl_local): Same.
31705         * config/darwin-sections.def: Updated for ABI v1 and v2.
31706         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
31707         compiling Objective-C code for the NeXT runtime, default to using
31708         ABI version 0 for 32-bit, and version 2 for 64-bit.
31709
31710 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31711
31712         * common.opt (optimize_fast): New Variable.
31713         * opts.c (default_options_optimization): Use opts->x_optimize_fast
31714         instead of local variable ofast.
31715
31716 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
31717
31718         * doc/invoke.texi (fobjc-abi-version): Documented.
31719         (fobjc-nilcheck): Documented.
31720         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
31721         version.
31722
31723 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31724
31725         PR driver/47390
31726         * common.opt (export-dynamic): New Driver option.
31727         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
31728
31729 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31730
31731         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
31732
31733 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
31734             Jan Hubicka  <jh@suse.cz>
31735
31736         PR debug/47106
31737         PR debug/47402
31738         * cfgexpand.c (account_used_vars_for_block): Remove.
31739         (estimated_stack_frame_size): Use referenced vars.
31740         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
31741         that were referenced in the original function.  Test src_fn
31742         rather than cfun.  Drop redundant get_var_ann.
31743         (setup_one_parameter): Drop redundant get_var_ann.
31744         (declare_return_variable): Likewise.
31745         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
31746         (copy_arguments_for_versioning): Drop redundant get_var_ann.
31747         * ipa-inline.c (compute_inline_parameters): Do not compute
31748         disregard_inline_limits here.
31749         (compute_inlinable_for_current, pass_inlinable): New.
31750         (pass_inline_parameters): Require PROP_referenced_vars.
31751         * cgraphunit.c (cgraph_process_new_functions): Don't run
31752         compute_inline_parameters explicitly unless function is in SSA form.
31753         (cgraph_analyze_function): Set .disregard_inline_limits.
31754         * tree-sra.c (convert_callers): Compute inliner parameters
31755         only for functions already in SSA form.
31756
31757 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31758
31759         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
31760         -mlittle-endian-data.
31761
31762 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31763
31764         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
31765         -mno-fpu, not -fpu and -no-fpu.
31766         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
31767         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
31768
31769 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
31770
31771         PR target/43653
31772         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
31773         input reload with PLUS RTX.
31774
31775 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31776
31777         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
31778         of InverseVar(MDMX).
31779
31780 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31781
31782         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
31783         --m4-340.
31784
31785 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31786
31787         * config/mn10300/mn10300.opt (mno-crt0): New.
31788
31789 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31790
31791         * config/m68k/uclinux.opt (static-libc): New Driver option.
31792
31793 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31794
31795         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
31796
31797 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31798
31799         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
31800         %{muser-extend-enabled}.
31801
31802 2011-02-16  Richard Guenther  <rguenther@suse.de>
31803
31804         PR tree-optimization/47738
31805         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
31806         the TODO from tree_predictive_commoning.
31807
31808 2011-02-15  Jeff Law  <law@redhat.com>
31809
31810         Revert
31811         2011-01-25  Jeff Law  <law@redhat.com>
31812
31813         PR rtl-optimization/37273
31814         * ira-costs.c (scan_one_insn): Detect constants living in memory and
31815         handle them like argument loads from stack slots.  Do not double
31816         count memory for memory constants and argument loads from stack slots.
31817
31818 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
31819
31820         PR target/47755
31821         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
31822         mode for vector constants.  Remove code that checks for TImode.
31823
31824 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31825
31826         PR debug/47106
31827         PR debug/47402
31828         * cgraph.h (compute_inline_parameters): Return void.
31829         * ipa-inline.c (compute_inline_parameters): Adjust.
31830
31831 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31832
31833         PR debug/47106
31834         PR debug/47402
31835         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
31836         rather than decl.
31837         * cfgexpand.c (estimated_stack_frame_size): Likewise.
31838         * ipa-inline.c (compute_inline_parameters): Adjust.
31839
31840 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31841
31842         PR debug/47106
31843         PR debug/47402
31844         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
31845         Adjust all users.  Pass FN to...
31846         * tree-flow-inline.h (first_referenced_var): ... this.  Add
31847         fn argument.
31848         * ipa-struct-reorg.c: Adjust.
31849         * tree-dfa.c: Adjust.
31850         * tree-into-ssa.c: Adjust.
31851         * tree-sra.c: Adjust.
31852         * tree-ssa-alias.c: Adjust.
31853         * tree-ssa-live.c: Adjust.
31854         * tree-ssa.c: Adjust.
31855         * tree-ssanames.c: Adjust.
31856         * tree-tailcall.c: Adjust.
31857
31858 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31859
31860         PR debug/47106
31861         PR debug/47402
31862         * tree-flow.h (referenced_var_lookup): Add fn parameter.
31863         Adjust all callers.
31864         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
31865         * tree-flow-inline.h: Adjust.
31866         * gimple-pretty-print.c: Adjust.
31867         * tree-into-ssa.c: Adjust.
31868         * tree-ssa.c: Adjust.
31869         * cfgexpand.c: Adjust.
31870
31871 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
31872
31873         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
31874         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31875         (EXTRA_CONSTRAINT): Delete.
31876         * config/iq2000/constraints.md: New file.
31877         * config/iq2000/iq2000.md: Include it.
31878         (define_insn ""): Delete.
31879         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
31880         unsupported constraint letters from patterns.
31881         (call_value, call_value_internal1): Likewise.
31882         (call_value_multiple_internal1): Likewise.
31883
31884 2011-02-15  Nick Clifton  <nickc@redhat.com>
31885
31886         * config/mn10300/mn10300.c: Include tm-constrs.h.
31887         (struct liw_data): New data structure describing an LIW candidate
31888         instruction.
31889         (extract_bundle): Use struct liw_data.  Allow small integer
31890         operands for some instructions.
31891         (check_liw_constraints): Use struct liw_data.  Remove swapped
31892         parameter.  Add comments describing the checks.  Fix bug when
31893         assigning the source of liw1 to the source of liw2.
31894         (liw_candidate): Delete.  Code moved into extract_bundle.
31895         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
31896         before swapping.
31897         * config/mn10300/predicates.md (liw_operand): New predicate.
31898         Allows registers and small integer constants.
31899         * config/mn10300/constraints.md (O): New constraint.  Accetps
31900         integers in the range -8 to +7 inclusive.
31901         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
31902         for moving a small integer into a register.  Give this alternative
31903         LIW attributes.
31904         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
31905         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
31906         using the J,K,L and M constraints,
31907         (liw): Remove SI mode on second operands to allow for HI and QI
31908         mode values.
31909         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
31910         instruction.
31911
31912 2011-02-15  Richard Guenther  <rguenther@suse.de>
31913
31914         PR tree-optimization/47743
31915         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
31916         for a non-type-compatible VN lookup bail out.
31917
31918 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
31919
31920         * config/fr30/constraints.md: New file.
31921         * config/fr30/fr30.md: Include it.
31922         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
31923         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31924         (EXTRA_CONSTRAINT): Delete.
31925
31926 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
31927
31928         * config/frv/constraints.md: New file.
31929         * config/frv/predicates.md: Include it.
31930         * config/frv/frv.c (reg_class_from_letter): Delete.
31931         (frv_option_override): Don't initialize it.
31932         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
31933         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
31934         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
31935         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
31936         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
31937         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31938         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
31939         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
31940         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
31941         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
31942         (REG_CLASS_FROM_CONSTRAINT): Delete.
31943
31944 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
31945
31946         PR middle-end/47581
31947         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
31948         if frame size is 0 in a leaf function.
31949
31950 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31951
31952         PR pch/14940
31953         * config/alpha/host-osf.c: New file.
31954         * config/alpha/x-osf: New file.
31955         * config.host (alpha*-dec-osf*): Use it.
31956
31957 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
31958
31959         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
31960         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
31961         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
31962         (rx_mode_dependent_address_p): ...this. Make static. Change argument
31963         type to const_rtx.
31964         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
31965
31966 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
31967
31968         * config/stormy16/constraints.md: New file.
31969         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
31970         Use satisfies_constraint_Q and satisfies_constraint_R.
31971         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
31972         Delete.
31973         (xstormy16_legitiamte_address_p): Declare.
31974         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
31975         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
31976         (EXTRA_CONSTRAINT): Delete.
31977         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
31978         Un-staticize.
31979         (xstormy16_extra_constraint_p): Delete.
31980
31981 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
31982
31983         PR tree-optimization/46494
31984         * loop-unroll.c (split_edge_and_insert): Adjust comment.
31985         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
31986         (pass_rtl_loop_done): Add TODO_verify_flow.
31987         * fwprop.c (pass_rtl_fwprop): Likewise.
31988         * modulo-sched.c (pass_sms): Likewise.
31989         * tree-ssa-dom.c (pass_dominator): Likewise.
31990         * tree-ssa-loop-ch.c (pass_ch): Likewise.
31991         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
31992         (pass_tree_loop_done): Likewise.
31993         * tree-ssa-pre.c (execute_pre): Likewise.
31994         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
31995         * tree-ssa-sink.c (pass_sink_code): Likewise.
31996         * tree-vrp.c (pass_vrp): Likewise.
31997
31998 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
31999
32000         * config/v850/constraints.md: New file.
32001         * config/v850/v850.md: Include it.
32002         * config/v850/predicates.md (reg_or_0_operand): Use
32003         satisfies_constraint_G.
32004         (special_symbolref_operand): Use satisfies_constraint_K.
32005         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
32006         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
32007         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
32008         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
32009         (EXTRA_CONSTRAINT): Delete.
32010         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
32011         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
32012         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
32013
32014 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
32015
32016         PR target/47696
32017         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
32018         description.
32019
32020 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
32021
32022         * config/mcore/constraints.md: New file.
32023         * config/mcore/mcore.md: Include it.
32024         * config/mcore/mcore.c (reg_class_from_letter): Delete.
32025         * config/mcore/mcore.h (reg_class_from_letter): Delete.
32026         (REG_CLASS_FROM_LETTER): Delete.
32027         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
32028         insn_const_int_ok_for_constraint.
32029         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
32030         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
32031         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32032         (EXTRA_CONSTRAINT): Delete.
32033
32034 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32035
32036         PR ada/41929
32037         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
32038         (IS_SIGHANDLER): Define.
32039         (sparc64_is_sighandler): New function, split off from
32040         sparc64_fallback_frame_state.
32041         (sparc_is_sighandler): New function, split off from
32042         sparc_fallback_frame_state.
32043         (sparc64_fallback_frame_state): Merge with ...
32044         (sparc_fallback_frame_state): ... this into ...
32045         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
32046         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
32047         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
32048         stack instead of hardcoded offsets.
32049
32050 2011-02-14  Andriy Gapon  <avg@freebsd.org>
32051
32052         PR target/45808
32053         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
32054
32055 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
32056
32057         * configure: Regenerate.
32058
32059 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
32060
32061         PR driver/45731
32062         * gcc.c (asm_options): Correct spec matching --target-help.
32063
32064 2011-02-12  Martin Jambor  <mjambor@suse.cz>
32065
32066         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
32067         to gimple call error.
32068
32069 2011-02-12  Mike Stump  <mikestump@comcast.net>
32070
32071         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
32072         comments in backslash regions.
32073
32074 2011-02-12  Mike Stump  <mikestump@comcast.net>
32075             Jakub Jelinek  <jakub@redhat.com>
32076             Iain Sandoe  <iains@gcc.gnu.org>
32077
32078         PR target/47324
32079         * dwarf2out.c (output_cfa_loc): When required, apply the
32080         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
32081         (output_loc_sequence): Likewise.
32082         (output_loc_operands_raw): Likewise.
32083         (output_loc_sequence_raw): Likewise.
32084         (output_cfa_loc): Likewise.
32085         (output_loc_list): Suppress register number adjustment when
32086         calling output_loc_sequence()
32087         (output_die): Likewise.
32088
32089 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
32090
32091         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
32092         Remove macros.
32093         * config/xtensa/xtensa.c (xtensa_register_move_cost,
32094         xtensa_memory_move_cost): New functions.
32095         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
32096
32097 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
32098
32099         PR lto/47225
32100         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
32101         in the current directory.
32102         * configure: Rebuilt.
32103
32104 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
32105
32106         * config/darwin.c (darwin_override_options): Add a hunk missed
32107         from the commit of r168571.  Trim comment line lengths and
32108         correct indents of the preceding block.
32109
32110 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
32111
32112         * gcc.c (driver_handle_option): Concatenate the argument to -F with
32113         the switch.
32114
32115 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
32116
32117         * common.opt (nostartfiles): New Driver option.
32118
32119 2011-02-11  Xinliang David Li  <davidxl@google.com>
32120
32121         PR tree-optimization/47707
32122         * tree-chrec.c (convert_affine_scev): Keep type precision.
32123
32124 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
32125
32126         PR tree-optimization/47420
32127         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
32128
32129 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
32130
32131         PR rtl-optimization/47614
32132         * rtl.h (check_for_inc_dec): Declare.
32133         * dse.c (check_for_inc_dec): Externalize...
32134         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
32135         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
32136
32137 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
32138
32139         PR driver/47678
32140         * gcc.c (main): Do not compile inputs if there were errors in
32141         option handling.
32142         * opts-common.c (read_cmdline_option): Check for wrong language
32143         after other error checks.
32144
32145 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
32146
32147         * cgraph.c: Fix comment typos.
32148         * cgraph.h: Likewise.
32149         * cgraphunit.c: Likewise.
32150         * ipa-cp.c: Likewise.
32151         * ipa-inline.c: Likewise.
32152         * ipa-prop.c: Likewise.
32153         * ipa-pure-const.c: Likewise.
32154         * ipa-ref.c: Likewise.
32155         * ipa-reference.c: Likewise.
32156
32157 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
32158
32159         PR debug/47684
32160         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
32161
32162 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32163
32164         PR testsuite/47400
32165         * doc/sourcebuild.texi (Require Support): Document
32166         dg-require-ascii-locale.
32167
32168 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
32169
32170         * doc/lto.texi (Write summary): Fix missing parentheses.
32171
32172 2011-02-10  DJ Delorie  <dj@redhat.com>
32173
32174         * config/m32c/m32c.c (m32c_option_override): Disable
32175         -fcombine-stack-adjustments until flag value tracking and compare
32176         optimization can be rewritten.
32177
32178 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
32179
32180         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
32181         PROCESSOR_POWER7.
32182         (PROCESSOR_DEFAULT64): Likewise.
32183
32184 2011-02-10  Richard Henderson  <rth@redhat.com>
32185
32186         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
32187         change from 2011-02-03.
32188         * config/rx/rx.c (flags_from_code): Likewise.
32189         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
32190         is valid, n/pz otherwise.
32191         (rx_select_cc_mode): Return CCmode if Y is not zero.
32192
32193 2011-02-10  Richard Guenther  <rguenther@suse.de>
32194
32195         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
32196
32197 2011-02-10  Richard Guenther  <rguenther@suse.de>
32198
32199         PR tree-optimization/47677
32200         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
32201
32202 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
32203
32204         PR target/47665
32205         * combine.c (make_compound_operation): Only change shifts into
32206         multiplication for SCALAR_INT_MODE_P.
32207
32208 2011-02-10  Jie Zhang  <jie@codesourcery.com>
32209
32210         PR testsuite/47622
32211         Revert
32212         2011-02-05  Jie Zhang  <jie@codesourcery.com>
32213         PR debug/42631
32214         * web.c (entry_register): Don't clobber the number of the
32215         first uninitialized reference in used[].
32216
32217 2011-02-09  Richard Guenther  <rguenther@suse.de>
32218
32219         PR tree-optimization/47664
32220         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
32221         all edges again.
32222
32223 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
32224
32225         PR target/46481
32226         PR target/47032
32227         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
32228         PROCESSOR_POWER7.
32229         (PROCESSOR_DEFAULT64): Same.
32230         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
32231
32232 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32233
32234         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
32235
32236 2011-02-09  Martin Jambor  <mjambor@suse.cz>
32237
32238         PR middle-end/45505
32239         * tree-sra.c (struct access): New flags grp_scalar_read and
32240         grp_scalar_write.  Changed description of assignment read and write
32241         flags.
32242         (dump_access): Dump new flags, reorder all of them.
32243         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
32244         to detect multiple scalar reads.
32245         (analyze_access_subtree): Use the new scalar read write flags instead
32246         of the old flags.  Adjusted comments.
32247
32248 2011-02-08  DJ Delorie  <dj@redhat.com>
32249
32250         PR target/47548
32251         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
32252         patterns.
32253
32254 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32255
32256         * config/m68k/uclinux.opt: New.
32257         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
32258
32259 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32260
32261         * config/cris/elf.opt (sim): New Driver option.
32262
32263 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32264
32265         * config/xtensa/elf.opt: New.
32266         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
32267
32268 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32269
32270         * config/vax/elf.opt: New.
32271         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
32272
32273 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32274
32275         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
32276
32277 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32278
32279         * config/gnu-user.opt: New.
32280         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
32281         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
32282         *-*-uclinux*): Use gnu-user.opt.
32283
32284 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
32285
32286         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
32287         * config/i386/gnu.h (CPP_SPEC): Likewise.
32288
32289 2011-02-08  Ian Lance Taylor  <iant@google.com>
32290
32291         * common.opt (fcx-limited-range): Add SetByCombined flag.
32292         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
32293         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
32294         (fassociative-math, freciprocal-math): Likewise.
32295         (funsafe-math-optimizations): Likewise.
32296         * opth-gen.awk: Handle SetByCombined.
32297         * optc-gen.awk: Likewise.
32298         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
32299         (set_unsafe_math_optimizations_flags): Likewise.
32300         * doc/options.texi (Option properties): Document SetByCombined.
32301
32302 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32303
32304         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
32305         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
32306         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
32307         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
32308         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
32309
32310 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
32311
32312         PR tree-optimization/46834
32313         PR tree-optimization/46994
32314         PR tree-optimization/46995
32315         * graphite-sese-to-poly.c (used_outside_reduction): New.
32316         (detect_commutative_reduction): Call used_outside_reduction.
32317         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
32318         translate_scalar_reduction_to_array only when at least one
32319         loop-phi/close-phi tuple has been detected.
32320
32321 2011-02-08  Richard Guenther  <rguenther@suse.de>
32322
32323         PR middle-end/47639
32324         * tree-vect-generic.c (expand_vector_operations_1): Update
32325         stmts here ...
32326         (expand_vector_operations): ... not here.  Cleanup EH info
32327         and the CFG if required.
32328
32329 2011-02-08  Richard Guenther  <rguenther@suse.de>
32330
32331         PR tree-optimization/47641
32332         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
32333         require type compatibility.
32334
32335 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
32336
32337         * gimple-low.c (lower_function_body): Don't remove the location of
32338         the return statement here.
32339         (lower_gimple_return): Do it here instead but only if the return
32340         statement is actually used twice.
32341
32342 2011-02-08  Richard Guenther  <rguenther@suse.de>
32343
32344         PR tree-optimization/47632
32345         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
32346         unused up_to_stmt parameter, return whether cfg-cleanup is
32347         necessary, remove EH info properly.
32348         (forward_propagate_into_gimple_cond): Adjust caller.
32349         (forward_propagate_into_cond): Likewise.
32350         (forward_propagate_comparison): Likewise.
32351         (tree_ssa_forward_propagate_single_use_vars): Make
32352         forward_propagate_comparison case similar to the two others.
32353
32354 2011-02-08  Nick Clifton  <nickc@redhat.com>
32355
32356         * config/mn10300/mn10300.opt (mliw): New command line option.
32357         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
32358         (liw_bundling): New automaton.
32359         (liw): New attribute.
32360         (liw_op): New attribute.
32361         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
32362         (movsi_internal): Add LIW attributes.
32363         (andsi3): Likewise.
32364         (iorsi3): Likewise.
32365         (xorsi3): Likewise.
32366         (addsi3): Separate register and immediate alternatives.
32367         Add LIW attributes.
32368         (subsi3): Likewise.
32369         (cmpsi): Likewise.
32370         (aslsi3): Likewise.
32371         (lshrsi3): Likewise.
32372         (ashrsi3): Likewise.
32373         (liw): New pattern.
32374         * config/mn10300/mn10300.c (liw_op_names): New
32375         (mn10300_print_operand): Handle 'W' operand descriptor.
32376         (extract_bundle): New function.
32377         (check_liw_constraints): New function.
32378         (liw_candidate): New function.
32379         (mn10300_bundle_liw): New function.
32380         (mn10300_reorg): New function.
32381         (TARGET_MACHINE_DEPENDENT_REORG): Define.
32382         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
32383         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
32384         __LIW__ or __NO_LIW__.
32385         * doc/invoke.texi: Describe the -mliw command line option.
32386
32387 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32388
32389         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
32390         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
32391         pthread_mutex_unlock): Remove.
32392         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
32393         * config/pa/t-pa64: Likewise.
32394         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
32395         shared libc if not linking against libpthread.
32396         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
32397
32398 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
32399
32400         PR target/47558
32401         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
32402         on 10.6 and later to ensure that we always use the unwinder from
32403         the system.  Only add -no_compact_unwind when tarteting darwin
32404         10.6 or later.
32405
32406 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
32407
32408         PR target/46997
32409         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
32410         (vec_interleave_lowv2sf): Ditto.
32411         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
32412         (vec_extract_oddv2sf): Ditto.
32413
32414 2011-02-07  Mike Stump  <mikestump@comcast.net>
32415
32416         PR target/42333
32417         Add __ieee_divdc3 entry point.
32418         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
32419         entry point.
32420         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
32421         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
32422         * config/darwin.c (darwin_rename_builtins): Add.
32423         * config/darwin-protos.h (darwin_rename_builtins): Add.
32424
32425 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
32426
32427         PR target/47636
32428         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
32429         for the condition.
32430
32431 2011-02-07  Mike Stump  <mikestump@comcast.net>
32432
32433         * config/darwin.opt (mmacosx-version-min): Update default OS version.
32434
32435 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
32436
32437         PR target/47534
32438         * config/avr/libgcc.S (exit): Move .endfunc
32439
32440 2011-02-07  Richard Guenther  <rguenther@suse.de>
32441
32442         PR tree-optimization/47615
32443         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
32444         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
32445         (run_scc_vn): Initialize it.
32446         (visit_reference_op_load): Use it.
32447         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
32448
32449 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32450
32451         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
32452         DImode trapping arithmetic libfuncs.
32453
32454 2011-02-07  Richard Guenther  <rguenther@suse.de>
32455
32456         PR tree-optimization/47621
32457         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
32458         two duplicates ...
32459         (execute_update_addresses_taken): ... here.  Make it more
32460         conservative in what we accept.
32461
32462 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
32463
32464         * config/sparc/freebsd.h (ASM_SPEC): Define.
32465         * config/sparc/vxworks.h (ASM_SPEC): Define.
32466
32467 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
32468
32469         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
32470
32471 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
32472
32473         * doc/invoke.texi: Remove reference to compiler internals from
32474         user documentation.
32475
32476         * reg-notes.def: Remove REG_VALUE_PROFILE.
32477         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
32478
32479 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
32480
32481         PR middle-end/47610
32482         * varasm.c (default_section_type_flags): If decl is NULL,
32483         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
32484
32485 2011-02-05  Jie Zhang  <jie@codesourcery.com>
32486
32487         PR debug/42631
32488         * web.c (entry_register): Don't clobber the number of the
32489         first uninitialized reference in used[].
32490
32491 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
32492
32493         PR tree-optimization/46194
32494         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
32495         (build_classic_dist_vector_1): Do not represent classic distance
32496         vectors when the access functions are variating in different loops.
32497
32498 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32499
32500         * config/mips/iris6.opt: New.
32501         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
32502
32503 2011-02-04  Richard Henderson  <rth@redhat.com>
32504             Steve Ellcey  <sje@cup.hp.com>
32505
32506         PR target/46997
32507         * config/ia64/predicates.md (mux1_brcst_element): New.
32508         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
32509         * config/ia64/ia64.c (ia64_unpack_assemble): New.
32510         (ia64_unpack_sign): New.
32511         (ia64_expand_unpack): Rewrite using new routines.
32512         (ia64_expand_widen_sum): Ditto.
32513         (ia64_expand_dot_prod_v8qi): Ditto.
32514         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
32515         routines, add endian check.
32516         (pmpy2_even): Rename from pmpy2_r, add endian check.
32517         (pmpy2_odd): Rename from pmpy2_l, add endian check.
32518         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
32519         (vec_widen_smult_hi_v4hi): Ditto.
32520         (vec_widen_umult_lo_v4hi): Ditto.
32521         (vec_widen_umult_hi_v4hi): Ditto.
32522         (mulv2si3): Change endian checks.
32523         (sdot_prodv4hi): Rewrite with new calls.
32524         (udot_prodv4hi): New.
32525         (vec_pack_ssat_v4hi): Add endian check.
32526         (vec_pack_usat_v4hi): Ditto.
32527         (vec_pack_ssat_v2si): Ditto.
32528         (max1_even): Rename from max1_r, add endian check.
32529         (max1_odd): Rename from max1_l, add endian check.
32530         (*mux1_rev): Format change.
32531         (*mux1_mix): Ditto.
32532         (*mux1_shuf): Ditto.
32533         (*mux1_alt): Ditto.
32534         (*mux1_brcst_v8qi): Use new predicate.
32535         (vec_extract_evenv8qi): Remove endian check.
32536         (vec_extract_oddv8qi): Ditto.
32537         (vec_interleave_lowv4hi): Format change.
32538         (vec_interleave_highv4hi): Ditto.
32539         (mix2_even): Rename from mix2_r, add endian check.
32540         (mix2_odd): Rename from mux2_l, add endian check.
32541         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
32542         (vec_extract_evenodd_helper): Format change.
32543         (vec_extract_evenv4hi): Remove endian check.
32544         (vec_extract_oddv4hi): Remove endian check.
32545         (vec_interleave_lowv2si): Format change.
32546         (vec_interleave_highv2si): Format change.
32547         (vec_initv2si): Remove endian check.
32548         (vecinit_v2si): Add endian check.
32549         (reduc_splus_v2sf): Add endian check.
32550         (reduc_smax_v2sf): Ditto.
32551         (reduc_smin_v2sf): Ditto.
32552         (vec_initv2sf): Remove endian check.
32553         (fpack): Add endian check.
32554         (fswap): Add endian check.
32555         (vec_interleave_highv2sf): Add endian check.
32556         (vec_interleave_lowv2sf): Add endian check.
32557         (fmix_lr): Add endian check.
32558         (vec_setv2sf): Format change.
32559         (*vec_extractv2sf_0_be): Use shift to extract operand.
32560         (*vec_extractv2sf_1_be): New.
32561         (vec_pack_trunc_v4hi): Add endian check.
32562         (vec_pack_trunc_v2si): Format change.
32563
32564 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
32565
32566         PR inline-asm/23200
32567         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
32568         do bb, locus and block comparison and disallow loads if it is not set.
32569         (stmt_is_replaceable_p): New function.
32570         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
32571         callers.
32572         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
32573         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
32574         SSA_NAME_DEF_STMT.
32575         * tree-flow.h (stmt_is_replaceable_p): New prototype.
32576
32577 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32578
32579         * config/rs6000/xilinx.opt: New.
32580         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
32581
32582 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32583
32584         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
32585
32586 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
32587
32588         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
32589         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
32590         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
32591         secondary_reload_info, xtensa_secondary_reload): Remove.
32592         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
32593         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
32594         (xtensa_preferred_reload_class): Make static. Change return and
32595         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
32596         Use CONST_DOUBLE_P predicate.
32597         (xtensa_preferred_output_reload_class): New function.
32598         (xtensa_secondary_reload): Make static.
32599
32600 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
32601
32602         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
32603         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
32604         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
32605
32606 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32607
32608         PR middle-end/31490
32609         * output.h (SECTION_RELRO): Define.
32610         (SECTION_MACH_DEP): Adjust.
32611         (get_variable_section): New prototype.
32612         * varpool.c (varpool_finalize_named_section_flags): New function.
32613         (varpool_assemble_pending_decls): Call it.
32614         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
32615         * cgraphunit.c (cgraph_output_in_order): Call
32616         varpool_finalize_named_section_flags.
32617         * varasm.c (get_section): Allow section flags conflicts between
32618         relro and read-only sections if the section hasn't been declared yet.
32619         Set SECTION_OVERRIDE after diagnosing section type conflict.
32620         (get_variable_section): No longer static.
32621         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
32622         readonly sections that need relocations.
32623         (decl_readonly_section_1): New function.
32624         (decl_readonly_section): Use it.
32625
32626         Revert:
32627         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
32628                     Steve Ellcey  <sje@cup.hp.com>
32629
32630         PR middle-end/31490
32631         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
32632         if section attribute used.
32633
32634 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32635
32636         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
32637         * config/darwin.c (SECTION_NO_ANCHOR): Define.
32638         (darwin_init_sections): Remove assertion.
32639
32640 2011-02-03  Nick Clifton  <nickc@redhat.com>
32641
32642         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
32643         lt and ge.
32644         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
32645         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
32646         instead of "n" and "pz".
32647         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
32648         CC_FLAG_S.
32649
32650 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32651
32652         PR target/47312
32653         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
32654         fma, expand FMA_EXPR as fma{,f,l} call.
32655
32656         PR lto/47274
32657         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
32658         copy them into a unsigned char variable and pass address of it to
32659         lto_output_data_stream.
32660
32661         PR target/47564
32662         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
32663         around backend_init_target and lang_dependent_init_target calls.
32664         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
32665         (verify_cgraph_node): Don't call set_cfun here.  Use
32666         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
32667         Set error_found for incorrectly represented calls to thunks.
32668
32669 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
32670
32671         PR debug/43092
32672         PR rtl-optimization/43494
32673         * rtl.h (for_each_inc_dec_fn): New type.
32674         (for_each_inc_dec): Declare.
32675         * rtlanal.c (struct for_each_inc_dec_ops): New type.
32676         (for_each_inc_dec_find_inc_dec): New fn.
32677         (for_each_inc_dec_find_mem): New fn.
32678         (for_each_inc_dec): New fn.
32679         * dse.c (struct insn_size): Remove.
32680         (replace_inc_dec, replace_inc_dec_mem): Remove.
32681         (emit_inc_dec_insn_before): New fn.
32682         (check_for_inc_dec): Use it, along with for_each_inc_dec.
32683         (canon_address): Pass mem modes to cselib_lookup.
32684         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
32685         (cselib_lookup_from_insn): Likewise.
32686         (cselib_subst_to_values): Likewise.
32687         * cselib.c (find_slot_memmode): New var.
32688         (cselib_find_slot): New fn.  Use it instead of
32689         htab_find_slot_with_hash everywhere.
32690         (entry_and_rtx_equal_p): Use find_slot_memmode.
32691         (autoinc_split): New fn.
32692         (rtx_equal_for_cselib_p): Rename and implement in terms of...
32693         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
32694         Deal with autoinc.  Special-case recursion into MEMs.
32695         (cselib_hash_rtx): Likewise.
32696         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
32697         address and MEM modes.
32698         (cselib_subst_to_values): Add memmode, pass it on.
32699         Deal with autoinc.
32700         (cselib_lookup): Add memmode argument, pass it on.
32701         (cselib_lookup_from_insn): Add memmode.
32702         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
32703         (struct cselib_record_autoinc_data): New.
32704         (cselib_record_autoinc_cb): New fn.
32705         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
32706         mode to cselib_lookup.  Reset autoinced REGs here instead of...
32707         (cselib_process_insn): ... here.
32708         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
32709         to cselib_lookup.
32710         (add_uses): Likewise, also to cselib_subst_to_values.
32711         (add_stores): Likewise.
32712         * sched-deps.c (add_insn_mem_dependence): Pass mode to
32713         cselib_subst_to_values.
32714         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
32715         * gcse.c (do_local_cprop): Adjusted.
32716         * postreload.c (reload_cse_simplify_set): Adjusted.
32717         (reload_cse_simplify_operands): Adjusted.
32718         * sel-sched-dump (debug_mem_addr_value): Pass mode.
32719
32720 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
32721
32722         PR tree-optimization/45122
32723         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
32724         unsafe assumptions when there's more than one loop exit.
32725
32726 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
32727
32728         PR target/47272
32729         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
32730         Document using vector double with the load/store builtins, and
32731         that the load/store builtins always use Altivec instructions.
32732
32733         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
32734         to use altivec memory instructions, even on VSX.
32735         (vector_altivec_store_<mode>): Ditto.
32736
32737         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
32738         function.
32739
32740         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
32741         V2DF, V2DI support to load/store overloaded builtins.
32742
32743         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
32744         altivec load/store builtins for V2DF/V2DI types.
32745
32746         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
32747         set avoid indexed addresses on power6 if -maltivec.
32748         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
32749         vector_altivec_load/vector_altivec_store builtins.
32750         (altivec_expand_st_builtin): Ditto.
32751         (altivec_expand_builtin): Add VSX memory builtins.
32752         (rs6000_init_builtins): Add V2DI types to internal types.
32753         (altivec_init_builtins): Add support for V2DF/V2DI altivec
32754         load/store builtins.
32755         (rs6000_address_for_altivec): Insure memory address is appropriate
32756         for Altivec.
32757
32758         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
32759         vec_vsx_ld and vec_vsx_st.
32760         (vsx_store_<mode>): Ditto.
32761
32762         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
32763         variables to hold long long types for VSX vector memory builtins.
32764         (RS6000_BTI_unsigned_long_long): Ditto.
32765         (long_long_integer_type_internal_node): Ditti.
32766         (long_long_unsigned_type_internal_node): Ditti.
32767
32768         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
32769         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
32770         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
32771
32772         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
32773         short cuts.
32774         (vec_vsx_st): Ditto.
32775
32776 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32777
32778         * config/pa/pa-hpux10.opt: New.
32779         * config/hpux11.opt (pthread): New Driver option.
32780         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
32781         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
32782
32783 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32784
32785         * config/ia64/vms.opt: New.
32786         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
32787
32788 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
32789
32790         PR target/47580
32791         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
32792         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
32793         generator functions.
32794         (vsx_floatuns<VSi><mode>2): Ditto.
32795         (vsx_fix_trunc<mode><VSi>2): Ditto.
32796         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
32797
32798 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32799
32800         * config/i386/djgpp.opt (posix): New Driver option.
32801
32802 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
32803
32804         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
32805         Move to the unsupported targets list.
32806
32807 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
32808
32809         PR rtl-optimization/47525
32810         * df-scan.c: Update copyright years.
32811         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
32812         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
32813
32814 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32815
32816         * config/i386/sysv4.h (TARGET_VERSION): Remove.
32817         (SUBTARGET_RETURN_IN_MEMORY): Remove.
32818         (ASM_OUTPUT_ASCII): Remove.
32819         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
32820
32821 2011-02-02  Jeff Law  <law@redhat.com>
32822
32823         PR middle-end/47543
32824         * reload.c (find_reloads_address): Handle reg+d address where both
32825         components are invalid by reloading the entire address.
32826
32827 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
32828             Richard Guenther  <rguenther@suse.de>
32829
32830         PR tree-optimization/40979
32831         PR bootstrap/47044
32832         * passes.c (init_optimization_passes): After LIM call copy_prop
32833         and DCE to clean up.
32834         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
32835
32836 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
32837
32838         PR tree-optimization/47576
32839         PR tree-optimization/47555
32840         * doc/invoke.texi (scev-max-expr-complexity): Documented.
32841         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
32842         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
32843         * tree-scalar-evolution.c (follow_ssa_edge): Use
32844         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
32845
32846 2011-02-02  Richard Guenther  <rguenther@suse.de>
32847
32848         PR tree-optimization/47566
32849         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
32850
32851 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
32852
32853         PR debug/47106
32854         PR debug/47402
32855         * tree-inline.c (declare_return_variable): Remove unused caller
32856         variable.
32857
32858         PR debug/47106
32859         PR debug/47402
32860         * tree-flow-inline.h (clear_is_used, is_used_p): New.
32861         * cfgexpand.c (account_used_vars_for_block): Use them.
32862         * tree-nrv.c (tree_nrv): Likewise.
32863         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
32864         (dump_scope_block): Likewise.
32865         (remove_unused_locals): Likewise.
32866
32867         PR debug/47106
32868         PR debug/47402
32869         * tree-inline.c (declare_return_variable): Add result decl to
32870         local decls only once.
32871         * gimple-low.c (record_vars_into): Mark newly-created variables
32872         as referenced.
32873
32874 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
32875
32876         PR debug/47498
32877         PR debug/47501
32878         PR debug/45136
32879         PR debug/45130
32880         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
32881         debug insns.
32882         (no_real_insns_p, schedule_block, set_priorities): Drop special
32883         treatment of boundary debug insns.
32884         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
32885         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
32886         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
32887         (BOUNDARY_DEBUG_INSN_P): Likewise.
32888         (SCHEDULE_DEBUG_INSN_P): Likewise.
32889         * sched-rgn.c (init_ready_list): Drop special treatment of
32890         boundary debug insns.
32891         * final.c (rest_of_clean_state): Clear notes' BB.
32892
32893 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32894
32895         * config/openbsd.opt (assert=): New Driver option.
32896
32897 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32898
32899         * config/i386/nto.opt: New.
32900         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
32901
32902 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32903
32904         * config/i386/netware.opt: New.
32905         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
32906
32907 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32908
32909         * config/interix.opt (posix): New Driver option.
32910
32911 2011-02-01  DJ Delorie  <dj@redhat.com>
32912
32913         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
32914
32915         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
32916         class for A0/A1.
32917
32918 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
32919
32920         PR tree-optimization/47561
32921         * toplev.c (process_options): Print the Graphite flags.  Add
32922         flag_loop_flatten to the list of options requiring Graphite.
32923
32924 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32925
32926         * config/i386/cygming.opt (posix): New Driver option.
32927
32928 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32929
32930         * config/arm/vxworks.opt: New.
32931         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
32932
32933 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
32934
32935         * config/alpha/elf.opt: New.
32936         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
32937         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
32938
32939 2011-02-01  Richard Guenther  <rguenther@suse.de>
32940
32941         PR tree-optimization/47559
32942         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
32943         store-motion on references that can throw.
32944
32945 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
32946
32947         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
32948         * tree-pass.h (TDF_CSELIB): New macro.
32949         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
32950         cselib_lookup): Check for it rather than for TDF_DETAILS.
32951
32952 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
32953
32954         PR driver/47547
32955         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
32956         is HOST_BIT_BUCKET.
32957
32958         * opts.c (finish_options): Don't add x_aux_base_name if it is
32959         HOST_BIT_BUCKET.
32960
32961 2011-02-01  Richard Guenther  <rguenther@suse.de>
32962
32963         PR tree-optimization/47555
32964         Revert
32965         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
32966
32967         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
32968
32969 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
32970
32971         PR gcc/46692
32972         * config/lm32/t-lm32: Add multilib for all CPU options.
32973
32974 2011-02-01  Richard Guenther  <rguenther@suse.de>
32975
32976         PR tree-optimization/47541
32977         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
32978         sure to have a field at offset zero.
32979
32980 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
32981
32982         * config/arc/arc.opt (EB, EL): New Driver options.
32983
32984 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
32985
32986         * config/alpha/osf5.opt: New.
32987         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
32988
32989 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
32990
32991         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
32992
32993 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
32994
32995         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
32996         -floop-interchange.
32997         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
32998         is an alias of -floop-interchange and that it requires the
32999         Graphite infrastructure.
33000         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
33001         flag_loop_interchange based on the value of flag_tree_loop_linear.
33002
33003 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
33004             Richard Guenther  <rguenther@suse.de>
33005
33006         PR tree-optimization/47538
33007         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
33008         type instead of r1type, except for comparisons.  For right
33009         shifts and comparisons punt if there are mismatches in
33010         sizetype vs. non-sizetype types.
33011
33012 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33013
33014         * doc/sourcebuild.texi (Effective-Target Keywords): Document
33015         avx_runtime.
33016
33017 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33018
33019         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
33020         version number.
33021         * configure: Regenerate.
33022
33023 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33024
33025         * configure.ac (gcc_cv_ld_static_option): Define.
33026         (gcc_cv_ld_dynamic_option): Define.
33027         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
33028         instead.
33029         (HAVE_LD_STATIC_DYNAMIC): Update message.
33030         (LD_STATIC_OPTION): Define.
33031         (LD_DYNAMIC_OPTION): Define.
33032         * configure: Regenerate.
33033         * config.in: Regenerate.
33034         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
33035         HAVE_LD_STATIC_DYNAMIC]: Use them.
33036
33037 2011-01-31  Nick Clifton  <nickc@redhat.com>
33038
33039         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
33040         registers inside interrupt handlers if the handler is not a leaf
33041         function.
33042
33043 2011-01-31  Nick Clifton  <nickc@redhat.com>
33044
33045         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
33046         reg_renumber returning an INVALID_REGNUM.
33047
33048 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
33049
33050         PR libgcj/44341
33051         * doc/install.texi: Document host options discarded when cross
33052         configuring target libraries.
33053
33054 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
33055
33056         Reverted:
33057         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
33058         PR debug/45136
33059         PR debug/45130
33060         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33061         debug insns.
33062         (no_real_insns_p, schedule_block, set_priorities): Drop special
33063         treatment of boundary debug insns.
33064         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33065         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
33066         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33067         (BOUNDARY_DEBUG_INSN_P): Likewise.
33068         (SCHEDULE_DEBUG_INSN_P): Likewise.
33069         * sched-rgn.c (init_ready_list): Drop special treatment of
33070         boundary debug insns.
33071         * final.c (rest_of_clean-state): Clear notes' BB.
33072
33073 2011-01-31  Alan Modra  <amodra@gmail.com>
33074
33075         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
33076         toc relative expressions as we do in print_operand_address.
33077
33078 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
33079
33080         * doc/extend.texi: Follow spelling conventions.
33081         * doc/invoke.texi: Fix a typo.
33082
33083 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
33084
33085         * config/hpux11.opt: New.
33086         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
33087         ia64*-*-hpux*): Use hpux11.opt.
33088
33089 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
33090
33091         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
33092         to tmake_file.
33093
33094 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33095
33096         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
33097         support sites.
33098
33099 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33100
33101         * doc/install.texi (Binaries): Remove outdated reference for
33102         Motorola 68HC11/68HC12 downloads.
33103
33104 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33105
33106         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
33107         Drepper's paper.
33108
33109 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
33110
33111         PR bootstrap/47147
33112         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
33113         used by NetBSD.
33114
33115 2011-01-28  Ahmad Sharif  <asharif@google.com>
33116
33117         * value-prof.c (check_counter): Corrected error message.
33118
33119 2011-01-29  Jie Zhang  <jie@codesourcery.com>
33120
33121         * config/arm/arm.c (arm_legitimize_reload_address): New.
33122         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
33123         arm_legitimize_reload_address.
33124         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
33125
33126 2011-01-28  Ian Lance Taylor  <iant@google.com>
33127
33128         * godump.c (go_define): Ignore macros whose definitions include
33129         two adjacent operands.
33130
33131 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
33132
33133         PR target/42894
33134         * varasm.c (force_const_mem): Store copy of x in desc->constant
33135         instead of x itself.
33136         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
33137         itself into REG_EQUAL note.
33138
33139 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
33140
33141         * config/freebsd.opt (posix, rdynamic): New Driver options.
33142
33143 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33144
33145         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
33146         -Bstatic/-Bdynamic.
33147         * configure: Regenerate.
33148
33149 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
33150
33151         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
33152         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
33153
33154 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
33155
33156         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
33157         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
33158         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
33159         (s390_preferred_reload_class): Make static. Change return and
33160         'rclass' argument type to reg_class_t.
33161
33162 2011-01-27  Jan Hubicka  <jh@suse.cz>
33163
33164         PR middle-end/46949
33165         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
33166         (process_function_and_variable_attributes): Check defined weakrefs.
33167
33168 2011-01-27  Martin Jambor  <mjambor@suse.cz>
33169
33170         PR tree-optimization/47228
33171         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
33172         build_ref_for_offset.
33173
33174 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33175
33176         * config/spu/spu-elf.h (ASM_SPEC): Remove.
33177
33178 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
33179
33180         PR rtl-optimization/46856
33181         * postreload.c (reload_combine_recognize_const_pattern): Do not
33182         separate cc0 setter and user on cc0 targets.
33183
33184 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
33185
33186         PR c/43082
33187         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
33188         passed a VOID_TYPE expression, immediately emit an error and
33189         return error_mark_node.
33190
33191 2011-01-26  Jeff Law  <law@redhat.com>
33192
33193         PR rtl-optimization/47464
33194         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
33195         rather than may_trap_p as needed.
33196
33197 2011-01-26  DJ Delorie  <dj@redhat.com>
33198
33199         PR rtl-optimization/46878
33200         * combine.c (insn_a_feeds_b): Check for the implicit cc0
33201         setter/user dependency as well.
33202
33203 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
33204
33205         PR rtl-optimization/44469
33206         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
33207         after removing trivially dead basic blocks.
33208
33209 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33210
33211         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
33212         * config/frv/frv.h (LINK_SPEC): Likewise.
33213         * config/i386/netware.h (LINK_SPEC): Likewise.
33214         * config/m68k/linux.h (ASM_SPEC): Likewise.
33215         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
33216         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
33217         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33218         * config/sparc/linux.h (ASM_SPEC): Likewise.
33219         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33220         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33221
33222 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33223
33224         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
33225         * config/frv/frv.h (ASM_SPEC): Likewise.
33226         * config/m68k/linux.h (ASM_SPEC): Likewise.
33227         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
33228         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
33229         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33230         * config/sparc/linux.h (ASM_SPEC): Likewise.
33231         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33232         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33233
33234 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33235
33236         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
33237         * config/frv/frv.h (LINK_SPEC): Likewise.
33238         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
33239
33240 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33241
33242         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
33243         * config/frv/frv.h (ASM_SPEC): Likewise.
33244         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
33245         * config/m68k/linux.h (ASM_SPEC): Likewise.
33246         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
33247         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
33248         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33249         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
33250         * config/sparc/linux.h (ASM_SPEC): Likewise.
33251         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33252         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33253         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
33254
33255 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
33256
33257         PR target/46997
33258         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
33259         (*mux2): Ditto.
33260         (vec_extract_evenodd_help): Ditto.
33261         (vec_extract_evenv4hi): Ditto.
33262         (vec_extract_oddv4hi): Ditto.
33263         (vec_interleave_lowv2si): Ditto.
33264         (vec_interleave_highv2si): Ditto.
33265         (vec_extract_evenv2si): Ditto.
33266         (vec_extract_oddv2si: Ditto.
33267         (vec_pack_trunc_v2si): Ditto.
33268
33269 2011-01-22  Jan Hubicka  <jh@suse.cz>
33270
33271         PR target/47237
33272         * cgraph.h (cgraph_local_info): New field can_change_signature.
33273         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
33274         signature can change.
33275         (ipcp_estimate_growth): Call sequence simplify only if calle signature
33276         can change.
33277         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
33278         (cgraph_function_versioning): We can not change signature of functions
33279         that don't allow that.
33280         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
33281         (lto_input_node): Likewise.
33282         * ipa-inline.c (compute_inline_parameters): Compute
33283         local.can_change_signature.
33284         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
33285         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
33286         functions that can not change signature.
33287         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
33288         init_cumulative_args): Do not use local calling conventions
33289         for functions that can not change signature.
33290
33291 2011-01-22  Jan Hubicka  <jh@suse.cz>
33292
33293         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
33294
33295 2011-01-26  Richard Guenther  <rguenther@suse.de>
33296
33297         PR tree-optimization/47190
33298         * cgraphunit.c (process_common_attributes): New function.
33299         (process_function_and_variable_attributes): Use it.
33300
33301 2011-01-26  Richard Guenther  <rguenther@suse.de>
33302
33303         PR lto/47423
33304         * cgraphbuild.c (record_eh_tables): Record reference to personality
33305         function.
33306
33307 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
33308
33309         PR debug/45454
33310         * sel-sched.c (moveup_expr): Don't let debug insns prevent
33311         non-debug insns from moving up.
33312
33313 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
33314
33315         PR target/40125
33316         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
33317         t-dlldir{,-x} fragment for build and add it to tmake_file.
33318         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
33319         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
33320         * config/i386/t-dlldir: New file.
33321         (SHLIB_DLLDIR): Define.
33322         * config/i386/t-dlldir-x: New file.
33323         (SHLIB_DLLDIR): Define.
33324         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
33325         (SHLIB_INSTALL): Use it.
33326
33327 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
33328
33329         PR target/47246
33330         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
33331         lower bound of the allowed Thumb-2 coprocessor load/store
33332         index range to -256. Add explaining comment.
33333
33334 2011-01-25  Ian Lance Taylor  <iant@google.com>
33335
33336         * godump.c (go_define): Improve lexing of macro expansion to only
33337         accept expressions which match Go spec.
33338
33339 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
33340
33341         PR c++/43601
33342         * tree.c (handle_dll_attribute): Handle it.
33343         * doc/extend.texi (@item dllexport): Mention it.
33344         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
33345
33346 2011-01-25  Ian Lance Taylor  <iant@google.com>
33347
33348         PR tree-optimization/26854
33349         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
33350         (decl_jump_unsafe): Move higher in file, with no other change.
33351         (bind): Set has_jump_unsafe_decl if appropriate.
33352         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
33353         (check_earlier_gotos): Likewise.
33354         (c_check_switch_jump_warnings): Likewise.
33355
33356 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
33357
33358         * doc/invoke.texi (Warning Options): Add missing hyphen.
33359         (-fprofile-dir): Minor grammatical fixes.
33360         (-fbranch-probabilities): Likewise.
33361
33362 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
33363
33364         PR debug/45136
33365         PR debug/45130
33366         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33367         debug insns.
33368         (no_real_insns_p, schedule_block, set_priorities): Drop special
33369         treatment of boundary debug insns.
33370         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33371         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
33372         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33373         (BOUNDARY_DEBUG_INSN_P): Likewise.
33374         (SCHEDULE_DEBUG_INSN_P): Likewise.
33375         * sched-rgn.c (init_ready_list): Drop special treatment of
33376         boundary debug insns.
33377         * final.c (rest_of_clean-state): Clear notes' BB.
33378
33379 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33380
33381         * Makefile.in (LAMBDA_H): Removed.
33382         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
33383         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
33384         lambda-trans.o, and tree-loop-linear.o.
33385         (lto-symtab.o): Remove dependence on LAMBDA_H.
33386         (tree-loop-linear.o): Remove rule.
33387         (lambda-mat.o): Same.
33388         (lambda-trans.o): Same.
33389         (lambda-code.o): Same.
33390         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
33391         (tree-vect-slp.o): Same.
33392         * hwint.h (gcd): Moved here.
33393         (least_common_multiple): Same.
33394         * lambda-code.c: Removed.
33395         * lambda-mat.c: Removed.
33396         * lambda-trans.c: Removed.
33397         * lambda.h: Removed.
33398         * tree-loop-linear.c: Removed.
33399         * lto-symtab.c: Do not include lambda.h.
33400         * omega.c (gcd): Removed.
33401         * passes.c (init_optimization_passes): Remove pass_linear_transform.
33402         * tree-data-ref.c (print_lambda_vector): Moved here.
33403         (lambda_vector_copy): Same.
33404         (lambda_matrix_copy): Same.
33405         (lambda_matrix_id): Same.
33406         (lambda_vector_first_nz): Same.
33407         (lambda_matrix_row_add): Same.
33408         (lambda_matrix_row_exchange): Same.
33409         (lambda_vector_mult_const): Same.
33410         (lambda_vector_negate): Same.
33411         (lambda_matrix_row_negate): Same.
33412         (lambda_vector_equal): Same.
33413         (lambda_matrix_right_hermite): Same.
33414         * tree-data-ref.h: Do not include lambda.h.
33415         (lambda_vector): Moved here.
33416         (lambda_matrix): Same.
33417         (dependence_level): Same.
33418         (lambda_transform_legal_p): Removed declaration.
33419         (lambda_collect_parameters): Same.
33420         (lambda_compute_access_matrices): Same.
33421         (lambda_vector_gcd): Same.
33422         (lambda_vector_new): Same.
33423         (lambda_vector_clear): Same.
33424         (lambda_vector_lexico_pos): Same.
33425         (lambda_vector_zerop): Same.
33426         (lambda_matrix_new): Same.
33427         * tree-flow.h (least_common_multiple): Removed declaration.
33428         * tree-parloops.c (lambda_trans_matrix): Moved here.
33429         (LTM_MATRIX): Same.
33430         (LTM_ROWSIZE): Same.
33431         (LTM_COLSIZE): Same.
33432         (LTM_DENOMINATOR): Same.
33433         (lambda_trans_matrix_new): Same.
33434         (lambda_matrix_vector_mult): Same.
33435         (lambda_transform_legal_p): Same.
33436         * tree-pass.h (pass_linear_transform): Removed declaration.
33437         * tree-ssa-loop.c (tree_linear_transform): Removed.
33438         (gate_tree_linear_transform): Removed.
33439         (pass_linear_transform): Removed.
33440         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
33441         flag_loop_interchange.
33442
33443 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33444
33445         PR tree-optimization/47265
33446         PR tree-optimization/47443
33447         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
33448         if name still has some uses.
33449
33450 2011-01-25  Martin Jambor  <mjambor@suse.cz>
33451
33452         PR tree-optimization/47382
33453         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
33454         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
33455
33456 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
33457
33458         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
33459         sjlj_except_unwind_info.
33460
33461 2011-01-25  Richard Guenther  <rguenther@suse.de>
33462
33463         PR tree-optimization/47426
33464         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
33465         visible functions results escape.
33466
33467 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33468
33469         PR target/45701
33470         * config/arm/arm.c (any_sibcall_uses_r3): New function.
33471         (arm_get_frame_offsets): Use it.
33472
33473 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33474             Jakub Jelinek  <jakub@redhat.com>
33475
33476         PR tree-optimization/47271
33477         * tree-if-conv.c (bb_postdominates_preds): New.
33478         (if_convertible_bb_p): Call bb_postdominates_preds.
33479         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
33480         (predicate_scalar_phi): Call bb_postdominates_preds.
33481
33482 2011-01-25  Nick Clifton  <nickc@redhat.com>
33483
33484         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
33485         * config/rx/rx.c (rx_function_value): Likewise.
33486         (rx_promote_function_mode): Likewise.
33487         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
33488         in order to make it legitimate.
33489         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
33490         make sure that the first operand is the same as the result register.
33491         (addsi3_unspec): Delete.
33492         (subdi3): Do not accept immediate operands.
33493         (subdi3_internal): Likewise.
33494
33495 2011-01-25  Jeff Law  <law@redhat.com>
33496
33497         PR rtl-optimization/37273
33498         * ira-costs.c (scan_one_insn): Detect constants living in memory and
33499         handle them like argument loads from stack slots.  Do not double
33500         count memory for memory constants and argument loads from stack slots.
33501
33502 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33503
33504         PR tree-optimization/47427
33505         PR tree-optimization/47428
33506         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
33507         coalesce if the new root var would be TREE_READONLY.
33508
33509 2011-01-25  Richard Guenther  <rguenther@suse.de>
33510
33511         PR middle-end/47414
33512         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
33513         correct type for TBAA.
33514
33515 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33516
33517         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
33518         (close_phi_written_to_memory): Call for_each_index with
33519         dr_indices_valid_in_loop.
33520
33521 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33522
33523         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
33524         when it is initialized.
33525
33526 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33527
33528         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
33529         call to graphite_find_data_references_in_stmt.
33530         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
33531         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
33532         call to graphite_find_data_references_in_stmt.
33533         (analyze_drs_in_stmts): Same.
33534         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
33535         in which the scalar analysis of indices is performed.
33536         (create_data_ref): Same.  Update call to dr_analyze_indices.
33537         (find_data_references_in_stmt): Update call to create_data_ref.
33538         (graphite_find_data_references_in_stmt): Same.
33539         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
33540         declaration.
33541         (create_data_ref): Same.
33542         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
33543         call to create_data_ref.
33544
33545 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33546
33547         * graphite-sese-to-poly.c (build_poly_scop): Move
33548         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
33549
33550 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33551
33552         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
33553         VAR_DECL, PARM_DECL, and RESULT_DECL.
33554
33555 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33556
33557         * graphite-dependences.c (reduction_dr_1): Allow several reductions
33558         in a reduction PBB.
33559         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
33560         that have already been marked as PBB_IS_REDUCTION.
33561
33562 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33563
33564         * graphite-scop-detection.c (same_close_phi_node): New.
33565         (remove_duplicate_close_phi): New.
33566         (make_close_phi_nodes_unique): New.
33567         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
33568
33569 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33570
33571         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
33572         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
33573         of both data references to be the same.
33574
33575 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33576
33577         * graphite-dependences.c (build_lexicographical_constraint): Remove
33578         the gdim parameter.
33579         (build_lexicographical_constraint): Adjust call to
33580         ppl_powerset_is_empty.
33581         (dependence_polyhedron): Same.
33582         (graphite_legal_transform_dr): Same.
33583         (graphite_carried_dependence_level_k): Same.
33584         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
33585         parameter.
33586         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
33587
33588 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33589
33590         * graphite-sese-to-poly.c
33591         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
33592         (close_phi_written_to_memory): New.
33593         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
33594         and unshare_expr.
33595
33596 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33597
33598         * doc/install.texi: Update the expected version number of PPL to 0.11.
33599         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
33600         #if PPL_VERSION_MINOR < 11.
33601
33602 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33603
33604         * graphite-dependences.c: Include graphite-cloog-util.h.
33605         (new_poly_ddr): Inlined into dependence_polyhedron.
33606         (free_poly_ddr): Moved close by new_poly_ddr.
33607         (dependence_polyhedron_1): Renamed dependence_polyhedron.
33608         Early return NULL when ppl_powerset_is_empty returns true.
33609         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
33610         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
33611         (graphite_legal_transform_dr): Call new_poly_ddr.
33612         (graphite_carried_dependence_level_k): Same.
33613         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
33614         (dot_transformed_deps_stmt_1): Removed.
33615         (dot_deps_stmt_1): Call dot_deps_stmt_2.
33616         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
33617         (dot_deps_1): Call dot_deps_2.
33618         * Makefile.in (graphite-dependences.o): Add missing dependence on
33619         graphite-cloog-util.h.
33620
33621 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33622
33623         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
33624         (build_lexicographical_constraint): Same.
33625         (dependence_polyhedron_1): Same.
33626         (graphite_legal_transform_dr): Same.
33627         (graphite_carried_dependence_level_k): Same.
33628         * graphite-ppl.c (ppl_powerset_is_empty): New.
33629         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
33630         * tree-data-ref.c (dump_data_reference): Print the basic block index.
33631
33632 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33633
33634         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
33635         the "a followed by b" relation and document it.
33636
33637 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33638
33639         * graphite-dependences.c (build_lexicographical_constraint): Stop the
33640         iteration when the bag of constraints is empty.
33641
33642 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33643
33644         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
33645
33646 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33647
33648         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
33649         nest and two loop depths as parameters.
33650         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
33651         lst_perfect_nestify.
33652
33653 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33654
33655         * graphite-dependences.c (print_pddr): Call
33656         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
33657
33658 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33659
33660         * graphite-ppl.c (debug_gmp_value): New.
33661         * graphite-ppl.h (debug_gmp_value): Declared.
33662
33663 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
33664
33665         * doc/install.texi: Document availability of cloog-0.16.
33666
33667 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
33668
33669         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
33670         invalid postdominance info.
33671
33672 2011-01-24  Jan Hubicka  <jh@suse.cz>
33673
33674         PR c/21659
33675         * doc/extend.texi (weak pragma): Drop claim that it must
33676         appear before definition.
33677         * varasm.c (merge_weak, declare_weak): Only sanity check
33678         that DECL is not output at a time it is declared weak.
33679
33680 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
33681
33682         * machmode.def: Fixed comments.
33683
33684 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
33685
33686         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
33687
33688 2011-01-24  Paul Koning  <ni1d@arrl.net>
33689
33690         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
33691         WORDS_BIG_ENDIAN.
33692
33693 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
33694
33695         PR target/46519
33696         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
33697         (block_info): Add scanned and prev.
33698         (move_or_delete_vzeroupper_2): Return if the basic block
33699         has been scanned and the upper 128bit state is unchanged
33700         from the last scan.
33701         (move_or_delete_vzeroupper_1): Return true if the exit
33702         state is changed.
33703         (move_or_delete_vzeroupper): Visit basic blocks using the
33704         work-list based algorithm based on vt_find_locations in
33705         var-tracking.c.
33706
33707         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
33708
33709 2011-01-24  Nick Clifton  <nickc@redhat.com>
33710
33711         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
33712         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
33713         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
33714         then define __v850e1__.
33715         * doc/invoke.texi: Document -mv850es.
33716
33717 2011-01-24  Richard Henderson  <rth@redhat.com>
33718
33719         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
33720         compound unordered comparisons.
33721         * config/rx/rx.c (rx_split_fp_compare): Remove.
33722         * config/rx/rx-protos.h: Update.
33723         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
33724         (cbranchsf4): Don't call rx_split_fp_compare.
33725         (*cbranchsf4): Use rx_split_cbranch.
33726         (*cmpsf): Don't accept "i" constraint.
33727         (*conditional_branch): Only valid after reload.
33728         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
33729
33730 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
33731
33732         PR target/47385
33733         * config/rs6000/altivec.md (vector constant splitters): Add
33734         support for creating vector single precision constants if -mvsx is
33735         used and we would create the constant using Altivec primitives.
33736
33737 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
33738             Richard Sandiford  <rdsandiford@googlemail.com>
33739
33740         PR rtl-optimization/47166
33741         * reload1.c (emit_reload_insns): Disable the spill_reg_store
33742         mechanism for PRE_MODIFY and POST_MODIFY.
33743         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
33744         reloadreg.
33745
33746 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
33747
33748         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
33749
33750 2011-01-22  Jan Hubicka  <jh@suse.cz>
33751
33752         PR lto/47333
33753         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
33754
33755 2011-01-22  Jan Hubicka  <jh@suse.cz>
33756
33757         PR tree-optimization/43884
33758         PR lto/44334
33759         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
33760         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
33761
33762 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
33763
33764         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
33765         * config/s390/s390.c (s390_register_move_cost,
33766         s390_memory_move_cost): New.
33767         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
33768
33769 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33770
33771         PR middle-end/47401
33772         * except.c (sjlj_assign_call_site_values): Move setting the
33773         crtl->uses_eh_lsda flag to ...
33774         (sjlj_mark_call_sites): ... here.
33775         (sjlj_emit_function_enter): Support NULL dispatch label.
33776         (sjlj_build_landing_pads): In a function with no landing pads
33777         that still has must-not-throw regions, generate code to register
33778         a personality function with empty LSDA.
33779
33780 2011-01-21  Richard Henderson  <rth@redhat.com>
33781
33782         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
33783
33784         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
33785
33786         * compare-elim.c: New file.
33787         * Makefile.in (OBJS-common): Add it.
33788         (compare-elim.o): New.
33789         * common.opt (fcompare-elim): New.
33790         * opts.c (default_options_table): Add OPT_fcompare_elim.
33791         * tree-pass.h (pass_compare_elim_after_reload): New.
33792         * passes.c (init_optimization_passes): Add it.
33793         * recog.h: Protect against re-inclusion.
33794         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
33795         * doc/invoke.texi (-fcompare-elim): Document it.
33796         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
33797         * doc/tm.texi: Rebuild.
33798
33799 2011-01-22  Nick Clifton  <nickc@redhat.com>
33800
33801         * config/rx/rx.md (cstoresf4): Pass comparison operator to
33802         rx_split_fp_compare.
33803
33804 2011-01-22  Nick Clifton  <nickc@redhat.com>
33805
33806         * config/rx/rx.md (UNSPEC_CONST): New.
33807         (deallocate_and_return): Wrap the amount popped off the stack in
33808         an UNSPEC_CONST in order to stop it being rejected by
33809         -mmax-constant-size.
33810         (pop_and_return): Add a "(return)" rtx.
33811         (call): Drop the immediate operand.
33812         (call_internal): Likewise.
33813         (call_value): Likewise.
33814         (call_value_internal): Likewise.
33815         (sibcall_internal): Likewise.
33816         (sibcall_value_internal): Likewise.
33817         (sibcall): Likewise.  Generate an explicit call using
33818         sibcall_internal.
33819         (sibcall_value): Likewise.
33820         (mov<>): FAIL if a constant operand is not legitimate.
33821         (addsi3_unpsec): New pattern.
33822
33823         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
33824         (ok_for_max_constant): New function.
33825         (gen_safe_add): New function.
33826         (rx_expand_prologue): Use gen_safe_add.
33827         (rx_expand_epilogue): Likewise.
33828         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
33829         UNSPEC CONSTs.
33830
33831 2011-01-21  Jeff Law  <law@redhat.com>
33832
33833         PR tree-optimization/47053
33834         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
33835         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
33836         statements are deleted.
33837         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
33838         is nonempty, then purge dead edges and cleanup the CFG.
33839
33840 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33841
33842         PR debug/47402
33843         Temporarily revert:
33844         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33845         PR debug/47106
33846         * tree-dfa.c (create_var_ann): Mark variable as used.
33847
33848 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33849
33850         PR middle-end/45566
33851         * except.c (convert_to_eh_region_ranges): Emit queued no-region
33852         notes from other section in hot/cold partitioning even if
33853         last_action is -3.  Increment call_site_base.
33854
33855         PR rtl-optimization/47366
33856         * fwprop.c (forward_propagate_into): Return bool.  If
33857         any changes are made, -fnon-call-exceptions is used and
33858         REG_EH_REGION note is present, call purge_dead_edges
33859         and return true if it purged anything.
33860         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
33861         any EH edges were purged.
33862
33863 2011-01-21  Jeff Law  <law@redhat.com>
33864
33865         PR rtl-optimization/41619
33866         * caller-save.c (setup_save_areas): Break out code to determine
33867         which hard regs are live across calls by examining the reload chains
33868         so that it is always used.
33869         Eliminate code which checked REG_N_CALLS_CROSSED.
33870
33871 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33872
33873         PR tree-optimization/47355
33874         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
33875         NOP has non-debug uses beyond PHIs in new_bb.
33876
33877 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33878
33879         PR debug/47106
33880         * cfgexpand.c (account_used_vars_for_block): Only account vars
33881         that are annotated as used.
33882         (estimated_stack_frame_size): Don't set TREE_USED.
33883         * tree-dfa.c (create_var_ann): Mark variable as used.
33884
33885 2011-01-21  Richard Guenther  <rguenther@suse.de>
33886
33887         PR middle-end/47395
33888         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
33889
33890 2011-01-21  Richard Guenther  <rguenther@suse.de>
33891
33892         PR tree-optimization/47365
33893         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
33894         (vn_reference_lookup_pieces): Adjust.
33895         (vn_reference_lookup): Likewise.
33896         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
33897         (vn_reference_lookup_3): Only look through kills if in
33898         VN_WALKREWRITE mode.
33899         (vn_reference_lookup_pieces): Adjust.
33900         (vn_reference_lookup): Likewise.
33901         (visit_reference_op_load): Likewise.
33902         (visit_reference_op_store): Likewise.
33903         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
33904         (compute_avail): Likewise.
33905         (eliminate): Likewise.
33906
33907 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33908
33909         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
33910         DECL_IGNORED_P non-reg vars if they are used.
33911
33912         PR tree-optimization/47391
33913         * varpool.c (const_value_known_p): Return false if
33914         decl is volatile.
33915
33916 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
33917
33918         PR bootstrap/47215
33919         * config/i386/i386.c (ix86_local_alignment): Handle
33920         case for va_list_type_node is nil.
33921         (ix86_canonical_va_list_type): Likewise.
33922
33923 2011-01-21  Alan Modra  <amodra@gmail.com>
33924
33925         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
33926         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
33927
33928 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
33929
33930         * config/arm/arm.md (define_attr type): Rename f_load
33931         and f_store to f_fpa_load and f_fpa_store. Update.
33932         (write_conflict): Deal with rename fallout.
33933         (*push_fp_multi): Likewise.
33934         * config/arm/fpa.md (f_load): Use f_fpa_load.
33935         (f_store): Use f_fpa_store.
33936         (*movsf_fpa): Likewise.
33937         (*movdf_fpa): Likewise.
33938         (*movxf_fpa): Likewise.
33939         (*thumb2_movsf_fpa): Likewise.
33940         (*thumb2_movdf_fpa): Likewise.
33941         (*thumb2_movxf_fpa): Likewise.
33942         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
33943         f_loadd and f_stored.
33944         (*thumb2_movdi_vfp): Likewise.
33945         (*thumb2_movsf_vfp): Fix attribute to f_loads.
33946         (*thumb2_movsi_vfp): Likewise.
33947         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
33948         Use f_loads instead of f_load.
33949         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
33950
33951 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
33952
33953         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
33954         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
33955         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
33956         (xtensa_mode_dependent_address_p): New function.
33957         (constantpool_address_p): Make static. Change return type to bool.
33958         Change argument type to const_rtx. Use CONST_INT_P predicate.
33959
33960 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
33961
33962         PR debug/46583
33963         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
33964
33965 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
33966
33967         PR debug/47283
33968         * cfgexpand.c (expand_debug_expr): Instead of generating
33969         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
33970         etc. handling.
33971
33972 2011-01-20  Richard Guenther  <rguenther@suse.de>
33973
33974         PR middle-end/47370
33975         * tree-inline.c (remap_gimple_op_r): Recurse manually for
33976         the pointer operand of MEM_REFs.
33977
33978 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
33979
33980         PR tree-optimization/46130
33981         * ipa-split.c (consider_split): If return_bb contains non-virtual
33982         PHIs other than for retval or if split_function would not adjust it,
33983         refuse to split.
33984
33985 2011-01-20  Richard Guenther  <rguenther@suse.de>
33986
33987         PR tree-optimization/47167
33988         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
33989         Revert previous change, only avoid enumeral type changes.
33990
33991 2011-01-19  Mike Stump  <mikestump@comcast.net>
33992
33993         * doc/tm.texi.in (BRANCH_COST): Englishify.
33994         * doc/tm.texi (BRANCH_COST): Likewise.
33995
33996 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
33997
33998         PR c++/47291
33999         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
34000         (gen_scheduled_generic_parms_dies): New functions.
34001         (gen_struct_or_union_type_die): Schedule template parameters DIEs
34002         generation for the end of CU compilation.
34003         (dwarf2out_finish): Generate template parameters DIEs here.
34004
34005 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
34006
34007         PR debug/46240
34008         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
34009         debug bind stmt on merge edges.
34010
34011 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
34012
34013         PR debug/47079
34014         PR debug/46724
34015         * function.c (instantiate_expr): Instantiate incoming rtl of
34016         implicit arguments, and recurse on VALUE_EXPRs.
34017         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
34018         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
34019
34020 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
34021
34022         * c-parser.c (c_parser_for_statement): Initialize
34023         collection_expression.
34024
34025 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34026
34027         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
34028
34029 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34030
34031         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
34032         (LINK_SHLIB_SPEC): Don't use %(link_path).
34033         (SUBTARGET_EXTRA_SPECS): Remove link_path.
34034
34035 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34036
34037         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
34038         (NO_SHARED_LIB_SUPPORT): Remove.
34039         (LINK_SHLIB_SPEC): Remove one conditional definition.
34040
34041 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34042
34043         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
34044         %{call_shared}.
34045         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
34046         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
34047         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
34048         %{call_shared} and conditionals on these options not being passed.
34049         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
34050         %{call_shared}.
34051
34052 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
34053
34054         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
34055         simplify.
34056
34057         * ipa-split.c: Spelling fixes.
34058
34059 2011-01-19  Richard Henderson  <rth@redhat.com>
34060
34061         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
34062         (*mulsi3): Likewise.
34063
34064         * longlong.h [__mn10300__] (count_leading_zeros): New.
34065         [__mn10300__] (umul_ppmm, smul_ppmm): New.
34066         [__mn10300__] (add_ssaaaa, subddmmss): New.
34067         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
34068         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
34069
34070 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34071
34072         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
34073
34074 2011-01-19  Richard Henderson  <rth@redhat.com>
34075
34076         * config/mn10300/mn10300.md (addsi3_flags): New.
34077         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
34078         (subsi3_flags, subc_internal, subdi3): New.
34079         (subdi3_internal, *subdi3_degenerate): New.
34080         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
34081
34082         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
34083         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
34084         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
34085         * config/mn10300/mn10300-protos.h: Update.
34086         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
34087         (return_ret): Likewise.  Rename from return_internal_regs.
34088         (return_internal): Remove.
34089
34090         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
34091         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
34092         (mn10300_legitimate_constant_p): Likewise.
34093         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
34094         (mn10300_frame_size): New.
34095         (mn10300_expand_prologue): Use it.
34096         (mn10300_expand_epilogue): Likewise.
34097         (mn10300_initial_offset): Likewise.
34098         * config/mn10300/mn10300-protos.h: Update.
34099         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
34100         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
34101         (prologue, epilogue, return_internal): Tidy output code.
34102         (mn10300_store_multiple_operation, return): Likewise.
34103         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
34104         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
34105         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
34106         (load_pic, am33_load_pic): New.
34107         (mn10300_load_pic0, mn10300_load_pic1): New.
34108
34109         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
34110         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
34111         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
34112         (cc_flags_for_mode, cc_flags_for_code): New.
34113         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
34114         overflow flag is not valid.  Validate that the flags we need
34115         for the comparison are valid.
34116         (mn10300_output_cmp): Remove.
34117         (mn10300_output_add): New.
34118         (mn10300_select_cc_mode): Use cc_flags_for_code.
34119         (mn10300_split_cbranch): New.
34120         (mn10300_match_ccmode): New.
34121         (mn10300_split_and_operand_count): New.
34122         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
34123         to the function.
34124         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
34125         (addsi3): ... here.  Use mn10300_output_add.
34126         (*addsi3_flags): New.
34127         (*am33_subsi3, *mn10300_subsi3): Merge...
34128         (subsi3): ... here.  Use attribute isa.
34129         (*subsi3_flags): New.
34130         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
34131         when possible.
34132         (*am33_andsi3, *mn10300_andsi3): Merge...
34133         (andsi3): ... here.
34134         (*andsi3_flags): New.
34135         (andsi3 splitters): New.
34136         (*am33_iorsi3, *mn10300_iorsi3): Merge...
34137         (iorsi3): ... here.
34138         (*iorsi3_flags): New.
34139         (*am33_xorsi3, *mn10300_xorsi3): Merge...
34140         (xorsi3): ... here.
34141         (*xorsi3_flags): New.
34142         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
34143         (one_cmplsi2): ... here.
34144         (*one_cmplsi2_flags): New.
34145         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
34146         instead of "dax" in constraints.  Use mn10300_split_cbranch.
34147         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
34148         use matching constraints to eliminate a self-comparison.
34149         (*integer_conditional_branch): Rename from integer_conditional_branch.
34150         Use int_mode_flags to match CC_REG.
34151         (*cbranchsi4_btst, *btstsi): New.
34152         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
34153         mn10300_split_cbranch.
34154         (*am33_cmpsf): Rename from am33_cmpsf.
34155         (*float_conditional_branch): Rename from float_conditional_branch.
34156         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
34157         (zero_extendqisi2): ... here.
34158         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
34159         (zero_extendhisi2): ... here.
34160         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
34161         (extendqisi2): ... here.
34162         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
34163         (extendhisi2): ... here.
34164         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
34165         (ashlsi3): ... here.
34166         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
34167         (lshrsi3): ... here.
34168         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
34169         (ashrsi3): ... here.
34170         (consecutive add peephole): Remove.
34171         * config/mn10300/predicates.md (label_ref_operand): New.
34172         (int_mode_flags): New.
34173         (CCZN_comparison_operator): New.
34174
34175         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
34176         (throughput_42_latency_43): New reservation.
34177         (mulsidi3, umulsidi3): New expanders.
34178         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
34179         the MDR register to allocation; separately allocate the low and
34180         high parts of the DImode result.
34181         (umulsidi3_internal): Similarly.
34182         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
34183         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
34184         (udivsi3, umodsi3): Remove.
34185         (udivmodsi4, divmodsi4): New expanders.
34186         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
34187         (*divmodsi4): Simiarly.
34188         (ext_internal): New.
34189
34190         * config/mn10300/constraints.md ("z"): New constraint.
34191         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
34192         (FIXED_REGISTERS): Don't fix MDR.
34193         (CALL_USED_REGSITERS): Reformat nicely.
34194         (REG_ALLOC_ORDER): Add MDR.
34195         (enum regclass): Add MDR_REGS.
34196         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
34197         (IRA_COVER_CLASSES): Add MDR_REGS.
34198         (REGNO_REG_CLASS): Handle MDR_REG.
34199         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
34200         (mn10300_register_move_cost): Likewise.
34201         * config/mn10300/mn10300.md (MDR_REG): New.
34202         (*movsi_internal): Handle moves to/from MDR_REGS.
34203
34204         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
34205         POST_MODIFY.
34206         (mn10300_secondary_reload): Tidy combination reload classes.
34207         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
34208         addresses for AM33.  Allow symbolic offsets for reg+imm.
34209         (mn10300_regno_in_class_p): New.
34210         (mn10300_legitimize_reload_address): New.
34211         * config/mn10300/mn10300.h (enum reg_class): Remove
34212         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
34213         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
34214         SP_OR_GENERAL_REGS.
34215         (REG_CLASS_NAMES): Update to match.
34216         (REG_CLASS_CONTENTS): Likewise.
34217         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
34218         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
34219         (REGNO_IN_RANGE_P): Remove.
34220         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
34221         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
34222         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
34223         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
34224         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
34225         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
34226         (REGNO_GENERAL_P): New.
34227         (HAVE_POST_MODIFY_DISP): New.
34228         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
34229         (LEGITIMIZE_RELOAD_ADDRESS): New.
34230         * config/mn10300/mn10300-protos.h: Update.
34231
34232         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
34233         DATA_REGS for AM33 stack-pointer destination.
34234         (mn10300_preferred_output_reload_class): Likewise.
34235         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
34236         into a form appropriate for ...
34237         (TARGET_SECONDARY_RELOAD): New.
34238         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
34239         * config/mn10300/mn10300-protos.h: Update.
34240         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
34241         reload_insi; use the "A" constraint for the scratch; handle AM33
34242         moves of sp to non-address registers.
34243
34244         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
34245         (*movqi_internal): ... here.
34246         (*am33_movhi, *mn10300_movhi): Merge into...
34247         (*movhi_internal): ... here.
34248         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
34249         as the source/destination of moves from/to SP.
34250         (movsf): Only allow for AM33-2.
34251         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
34252         any integer constant constraint.  Only allow for AM33-2.  Tidy
34253         all of the alternative outputs.
34254         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
34255         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
34256         for MN103.
34257         (udivsi3, umodsi3): New patterns for MN103 only.
34258
34259 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
34260
34261         * doc/tm.texi.in: Spell out that a lack of register class unions
34262         can lead to ICEs.
34263         * doc/tm.texi: Regenerate.
34264
34265 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
34266
34267         PR rtl-optimization/47337
34268         * dce.c (check_argument_store): New function.
34269         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
34270
34271         PR tree-optimization/47290
34272         * tree-eh.c (infinite_empty_loop_p): New function.
34273         (cleanup_empty_eh): Use it.
34274
34275 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
34276
34277         PR target/46997
34278         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
34279         (a64_expand_widen_sum): Ditto.
34280         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
34281         (vec_extract_evenodd_help): Ditto.
34282         (vec_extract_evenv4hi): Ditto.
34283         (vec_extract_oddv4hi): Ditto.
34284         (vec_extract_evenv2si): Ditto.
34285         (vec_extract_oddv2si): Ditto.
34286         (vec_extract_evenv2sf): Ditto.
34287         (vec_extract_oddv2sf): Ditto.
34288         (vec_pack_trunc_v4hi: Ditto.
34289         (vec_pack_trunc_v2si): Ditto.
34290         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
34291         (vec_interleave_highv8qi): Ditto.
34292         (mix1_r): Ditto.
34293         (vec_extract_oddv8qi): Ditto.
34294         (vec_interleave_lowv4hi): Ditto.
34295         (vec_interleave_highv4hi): Ditto.
34296         (vec_interleave_lowv2si): Ditto.
34297         (vec_interleave_highv2si): Ditto.
34298
34299 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34300
34301         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
34302         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
34303         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
34304         (pa_c_mode_for_suffix): New.
34305         (TARGET_EXPAND_BUILTIN): Define.
34306         (TARGET_C_MODE_FOR_SUFFIX): Define.
34307         (pa_builtins): Define.
34308         (pa_init_builtins): Register __float128 type and init new support
34309         builtins.
34310         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
34311         * config/pa/quadlib.c (_U_Qfcopysign): New.
34312
34313 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
34314
34315         PR middle-end/46894
34316         * explow.c (allocate_dynamic_stack_space): Do not assume more than
34317         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
34318         are defined.
34319
34320 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34321
34322         PR tree-optimization/47179
34323         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
34324         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
34325
34326 2011-01-18  Richard Guenther  <rguenther@suse.de>
34327
34328         PR rtl-optimization/47216
34329         * emit-rtl.c: Include tree-flow.h.
34330         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
34331         of replicating it with different semantics.
34332         * Makefile.in (emit-rtl.o): Adjust.
34333
34334 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
34335
34336         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
34337         (cortex_a9_dp): Handle neon types correctly.
34338
34339 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
34340
34341         PR rtl-optimization/47299
34342         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
34343         subtarget.  Use normal multiplication if both operands are constants.
34344         * expmed.c (expand_widening_mult): Don't try to optimize constant
34345         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
34346         before using it.
34347
34348 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34349
34350         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
34351         spacing after 'e.g.', typos, comma, hyphenation.
34352
34353 2011-01-17  Richard Henderson  <rth@redhat.com>
34354
34355         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
34356         (rx_restricted_mem_operand): New.
34357         (rx_shift_operand): Use register_operand.
34358         (rx_source_operand, rx_compare_operand): Likewise.
34359         * config/rx/rx.md (addsi3_flags): New expander.
34360         (adddi3): Rewrite as expander.
34361         (adc_internal, *adc_flags, adddi3_internal): New patterns.
34362         (subsi3_flags): New expander.
34363         (subdi3): Rewrite as expander.
34364         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
34365
34366         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
34367         (rx_init_builtins): Remove sat builtin.
34368         (rx_expand_builtin): Likewise.
34369         * config/rx/rx.md (ssaddsi3): New.
34370         (*sat): Rename from sat.  Represent the CC_REG input.
34371
34372         * config/rx/predicates.md (rshift_operator): New.
34373         * config/rx/rx.c (rx_expand_insv): Remove.
34374         * config/rx/rx-protos.h: Update.
34375         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
34376         operand to the canonical position.
34377         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
34378         (*bitclr, *bitclr_in_memory): Similarly.
34379         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
34380         (insv): Retain the zero_extract in the expansion.
34381
34382         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
34383         (bswaphi2, bitinvert, revw): Likewise.
34384
34385         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
34386         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
34387         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
34388         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
34389         (bitset, bitset_in_memory): Likewise.
34390         (bitinvert, bitinvert_in_memory): Likewise.
34391         (bitclr, bitclr_in_memory): Likewise.
34392         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
34393         (rx_strend, rx_cmpstrn): Likewise.
34394         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
34395         (bitop peep2 patterns): Remove.
34396
34397         * config/rx/rx.c (rx_match_ccmode): New.
34398         * config/rx/rx-protos.h: Update.
34399         * config/rx/rx.md (abssi2): Clobber, don't set flags.
34400         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
34401         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
34402         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
34403         (fix_truncsfsi2, floatsisf2): Likewise.
34404         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
34405         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
34406         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
34407         (*subsi3_flags, *xorsi3_flags): New.
34408
34409         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
34410
34411         * config/rx/rx.c (rx_print_operand): Remove workaround for
34412         unsplit comparison operations.
34413
34414         * config/rx/rx.md (movsicc): Split after reload.
34415         (*movsicc): Merge *movsieq and *movsine via match_operator.
34416         (*stcc): New pattern.
34417
34418         * config/rx/rx.c (rx_float_compare_mode): Remove.
34419         * config/rx/rx.h (rx_float_compare_mode): Remove.
34420         * config/rx/rx.md (cstoresi4): Split after reload.
34421         (*sccc): New pattern.
34422
34423         * config/rx/predicates.md (label_ref_operand): New.
34424         (rx_z_comparison_operator): New.
34425         (rx_zs_comparison_operator): New.
34426         (rx_fp_comparison_operator): New.
34427         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
34428         Validate that the flags are set properly for the comparison.
34429         (rx_gen_cond_branch_template): Remove.
34430         (rx_cc_modes_compatible): Remove.
34431         (mode_from_flags): New.
34432         (flags_from_code): Rename from flags_needed_for_conditional.
34433         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
34434         (rx_select_cc_mode): Likewise.
34435         (rx_split_fp_compare): New.
34436         (rx_split_cbranch): New.
34437         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
34438         (*cbranchsi4): Use match_operator and rx_split_cbranch.
34439         (*cbranchsf4): Similarly.
34440         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
34441         match_operator and rx_split_cbranch.
34442         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
34443         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
34444         (*cmpsi): Rename from cmpsi.
34445         (*tstsi): Rename from tstsi.
34446         (*cmpsf): Rename from cmpsf; use CC_Fmode.
34447         (*conditional_branch): Rename from conditional_branch.
34448         (*reveresed_conditional_branch): Remove.
34449         (b<code>): Remove expander.
34450         * config/rx/rx-protos.h: Update.
34451
34452         * config/rx/rx.c (rx_compare_redundant): Remove.
34453         * config/rx/rx.md (cmpsi): Don't use it.
34454         * config/rx/rx-protos.h: Update.
34455
34456         * config/rx/rx-modes.def (CC_F): New mode.
34457         * config/rx/rx.c (rx_select_cc_mode): New.
34458         * config/rx/rx.h (SELECT_CC_MODE): Use it.
34459         * config/rx/rx-protos.h: Update.
34460
34461 2011-01-17  Richard Henderson  <rth@redhat.com>
34462
34463         * except.c (dump_eh_tree): Fix stray ; after for statement.
34464
34465 2011-01-17  Richard Guenther  <rguenther@suse.de>
34466
34467         PR tree-optimization/47313
34468         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
34469         handling before copying the body.  Properly deal with
34470         by-reference result in SSA form.
34471
34472 2011-01-17  Ian Lance Taylor  <iant@google.com>
34473
34474         PR target/47219
34475         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
34476         (struct_value_alias_set): Don't define.
34477         (sparc_option_override): Don't set sparc_sr_alias_set and
34478         struct_value_alias_set.
34479         (save_or_restore_regs): Use gen_frame_mem rather than calling
34480         set_mem_alias_set.
34481         (sparc_struct_value_rtx): Likewise.
34482
34483 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
34484
34485         PR target/47318
34486         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
34487         (_mm_maskstore_pd): Likewise.
34488         (_mm_maskload_ps): Likewise.
34489         (_mm_maskstore_ps): Likewise.
34490         (_mm256_maskload_pd): Change mask to __m256i.
34491         (_mm256_maskstore_pd): Likewise.
34492         (_mm256_maskload_ps): Likewise.
34493         (_mm256_maskstore_ps): Likewise.
34494
34495         * config/i386/i386-builtin-types.def: Updated.
34496         (ix86_expand_special_args_builtin): Likewise.
34497
34498         * config/i386/i386.c (bdesc_special_args): Update
34499         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
34500         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
34501         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
34502         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
34503
34504         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
34505         Use <avxpermvecmode> on mask register.
34506         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
34507
34508 2011-01-17  Olivier Hainque  <hainque@adacore.com>
34509             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
34510             Eric Botcazou  <ebotcazou@adacore.com>
34511
34512         PR target/46655
34513         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
34514         if <= USHRT_MAX in 32-bit mode.
34515
34516 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34517
34518         * doc/install.texi (Configuration, Specific): Wrap long
34519         lines in examples.  Allow line wrapping in long options
34520         and URLs where beneficial for PDF output.
34521
34522 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
34523
34524         * config/mips/mips.c (mips_classify_symbol): Don't return
34525         SYMBOL_PC_RELATIVE for nonlocal labels.
34526
34527 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
34528
34529         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
34530
34531 2011-01-15  Jan Hubicka  <jh@suse.cz>
34532
34533         PR tree-optimization/47276
34534         * ipa.c (function_and_variable_visibility): Do not try to mark alias
34535         declarations as needed.
34536
34537 2011-01-15  Martin Jambor  <mjambor@suse.cz>
34538
34539         * common.opt (fdevirtualize): New flag.
34540         * doc/invoke.texi (Option Summary): Document it.
34541         * opts.c (default_options_table): Add devirtualize flag.
34542         * ipa-prop.c (detect_type_change): Return immediately if
34543         devirtualize flag is not set.
34544         (detect_type_change_ssa): Likewise.
34545         (compute_known_type_jump_func): Likewise.
34546         (ipa_analyze_virtual_call_uses): Likewise.
34547
34548 2011-01-14  Martin Jambor  <mjambor@suse.cz>
34549
34550         PR tree-optimization/45934
34551         PR tree-optimization/46302
34552         * ipa-prop.c (type_change_info): New type.
34553         (stmt_may_be_vtbl_ptr_store): New function.
34554         (check_stmt_for_type_change): Likewise.
34555         (detect_type_change): Likewise.
34556         (detect_type_change_ssa): Likewise.
34557         (compute_complex_assign_jump_func): Check for dynamic type change.
34558         (compute_complex_ancestor_jump_func): Likewise.
34559         (compute_known_type_jump_func): Likewise.
34560         (compute_scalar_jump_functions): Likewise.
34561         (ipa_analyze_virtual_call_uses): Likewise.
34562         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
34563
34564 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34565
34566         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
34567         * config/i386/i386.opt (msse5): New Alias.
34568
34569 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34570
34571         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
34572         * config/sparc/linux64.h (CC1_SPEC): Likewise.
34573         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
34574         * config/sparc/sparc.h (CC1_SPEC): Likewise.
34575
34576 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34577
34578         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
34579         -mcpu options.
34580         * config/sparc/linux64.h (CC1_SPEC): Likewise.
34581         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
34582         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
34583         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
34584         Likewise.
34585         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
34586
34587 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34588
34589         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
34590
34591 2011-01-14  Mike Stump  <mikestump@comcast.net>
34592
34593         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
34594         * config/fr30/fr30.md: Likweise
34595         (movsi_push): Likewise.
34596         (movsi_pop): Likewise.
34597         (enter_func): Likewise.
34598         * config/moxie/moxie.md (movsi_push): Likewise.
34599         (movsi_pop): Likewise.
34600
34601 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34602
34603         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
34604         %{no_archive} %{exact_version}.
34605         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
34606         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
34607         %{no_archive} %{exact_version}.
34608         * config/mips/openbsd.h (LINK_SPEC): Likewise.
34609         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
34610         * config/mips/vxworks.h: Likewise.
34611
34612 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34613
34614         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
34615
34616 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34617
34618         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
34619         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
34620
34621 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34622
34623         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
34624         -nodefaultlib.
34625
34626 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34627
34628         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
34629         for mcpu not cpu.
34630         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
34631         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
34632         not cpu.
34633         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
34634         Don't handle -shlib.
34635
34636 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34637
34638         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
34639         (CC1_SPEC): Don't handle -profile.
34640
34641 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34642
34643         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
34644         * config/mips/mips.h (CC1_SPEC): Likewise.
34645
34646 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34647
34648         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
34649         * config/mips/mips.h (CC1_SPEC): Likewise.
34650
34651 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34652
34653         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
34654         * config/m32r/linux.h (LINK_SPEC): Likewise.
34655         * config/mips/linux.h (LINK_SPEC): Likewise.
34656         * config/mips/linux64.h (LINK_SPEC): Likewise.
34657         * config/sparc/linux.h (LINK_SPEC): Likewise.
34658         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
34659         LINK_SPEC): Likewise.
34660         * config/xtensa/linux.h (LINK_SPEC): Likewise.
34661
34662 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34663
34664         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
34665         %{version:-v}.
34666         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
34667
34668 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34669
34670         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
34671         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
34672
34673 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34674
34675         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
34676
34677 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
34678
34679         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
34680         supports -Bstatic/-Bdynamic.
34681         * configure: Regenerate.
34682
34683 2011-01-14  Jan Hubicka  <jh@suse.cz>
34684             Jack Howarth  <howarth@bromo.med.uc.edu>
34685
34686         PR target/46037
34687         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
34688         when checking debug_info_level. Test write_symbols instead of
34689         debug_hooks->var_location when setting flag_var_tracking_uninit.
34690
34691 2011-01-14  Richard Guenther  <rguenther@suse.de>
34692
34693         PR tree-optimization/47179
34694         * target.def (ref_may_alias_errno): New target hook.
34695         * targhooks.h (default_ref_may_alias_errno): Declare.
34696         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
34697         (default_ref_may_alias_errno): New function.
34698         * target.h (struct ao_ref_s): Declare.
34699         * tree-ssa-alias.c: Include target.h.
34700         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
34701         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
34702         (targhooks.o): Likewise.
34703         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
34704         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
34705
34706 2011-01-14  Richard Guenther  <rguenther@suse.de>
34707
34708         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
34709
34710 2011-01-14  Richard Guenther  <rguenther@suse.de>
34711
34712         PR tree-optimization/47280
34713         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
34714         return CFG changes.
34715         (tree_ssa_forward_propagate_single_use_vars): Deal with
34716         CFG changes from associate_plusminus.
34717
34718 2011-01-14  Richard Guenther  <rguenther@suse.de>
34719
34720         PR middle-end/47281
34721         Revert
34722         2011-01-11  Richard Guenther  <rguenther@suse.de>
34723
34724         PR tree-optimization/46076
34725         * tree-ssa.c (useless_type_conversion_p): Conversions from
34726         unprototyped to empty argument list function types are useless.
34727
34728 2011-01-14  Richard Guenther  <rguenther@suse.de>
34729
34730         PR tree-optimization/47286
34731         * tree-ssa-structalias.c (new_var_info): Register variables are global.
34732
34733 2011-01-14  Martin Jambor  <mjambor@suse.cz>
34734
34735         PR middle-end/46823
34736         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
34737
34738 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
34739
34740         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
34741         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
34742         * config/xtensa/xtensa.c (xtensa_libcall_value,
34743         xtensa_function_value_regno_p): New functions.
34744         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
34745
34746 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
34747
34748         PR c++/47213
34749         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
34750         PE specific hook.
34751         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
34752         New function prototype.
34753         * config/i386/winnt.c (i386_pe_assemble_visibility):
34754         Warn only if attribute was specified by user.
34755
34756 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
34757
34758         PR target/47251
34759         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
34760         floating point.
34761         (floatunsdidf2_fcfidu): Ditto.
34762
34763 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
34764
34765         * config/s390/s390.c (print_operand_address): Replace 'error' with
34766         'output_operand_lossage'.
34767         (print_operand): Likewise.
34768
34769 2011-01-13  Jeff Law  <law@redhat.com>
34770
34771         PR rtl-optimization/39077
34772         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
34773         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
34774         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
34775         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
34776         * gcse.c (prune_insertions_deletions): New function.
34777         (compute_pre_data): Use it.
34778
34779 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
34780
34781         PR debug/PR46973
34782         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
34783         static function.
34784         (prune_unused_types_mark): Use it.
34785
34786 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
34787
34788         PR rtl-optimization/45352
34789         * sel-sched.c: Update copyright years.
34790         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
34791         in the advancing loop when we have issued issue_rate insns.
34792
34793 2011-01-12  Richard Henderson  <rth@redhat.com>
34794
34795         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
34796         (TARGET_MD_ASM_CLOBBERS): New.
34797
34798         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
34799         (TARGET_DELEGITIMIZE_ADDRESS): New.
34800
34801         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
34802         (clzsi2, *bsch): New patterns.
34803
34804         * config/mn10300/mn10300.md (INT): New mode iterator.
34805         (*mov<INT>_clr): New pattern, and peep2 to generate it.
34806
34807         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
34808         flag_split_wide_types.
34809
34810         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
34811         (mn10300_trampoline_init): Rewrite without a template, an immediate
34812         load and a direct branch.
34813         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
34814
34815 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
34816
34817         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
34818         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
34819         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
34820         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
34821
34822 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
34823
34824         PR debug/47209
34825         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
34826         of type.
34827
34828 2011-01-12  Jan Hubicka  <jh@suse.cz>
34829
34830         PR driver/47244
34831         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
34832         (PLUGIN_COND_CLOSE): New macro.
34833         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
34834
34835 2011-01-12  Richard Guenther  <rguenther@suse.de>
34836
34837         PR lto/47259
34838         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
34839         register variables in a MEM_REF.
34840
34841 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
34842
34843         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
34844         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
34845         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
34846         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
34847         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
34848         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
34849         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
34850         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
34851         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
34852         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
34853         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
34854         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
34855         * config/gnu-user.h: New.  Copied from linux.h.
34856         (LINUX_TARGET_STARTFILE_SPEC): Rename to
34857         GNU_USER_TARGET_STARTFILE_SPEC.
34858         (LINUX_TARGET_ENDFILE_SPEC): Rename to
34859         GNU_USER_TARGET_ENDFILE_SPEC.
34860         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
34861         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
34862         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
34863         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
34864         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
34865         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
34866         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
34867         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
34868         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
34869         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
34870         * config/arm/linux-eabi.h (CC1_SPEC): Use
34871         GNU_USER_TARGET_CC1_SPEC.
34872         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
34873         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
34874         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
34875         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
34876         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
34877         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
34878         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
34879         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
34880
34881 2011-01-12  Richard Guenther  <rguenther@suse.de>
34882
34883         PR other/46946
34884         * doc/invoke.texi (ffast-math): Document it is turned on
34885         with -Ofast.
34886
34887 2011-01-12  Jan Hubicka  <jh@suse.cz>
34888
34889         PR tree-optimization/47233
34890         * opts.c (common_handle_option): Disable ipa-reference with profile
34891         feedback.
34892
34893 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
34894
34895         * c-parser.c (c_parser_objc_at_property_declaration): Improved
34896         error message.
34897
34898 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
34899
34900         * c-parser.c (c_lex_one_token): Updated and reindented some
34901         comments.  No changes in code.
34902
34903 2011-01-11  Ian Lance Taylor  <iant@google.com>
34904
34905         * godump.c (go_output_var): Don't output the variable if there is
34906         already a type with the same name.
34907
34908 2011-01-11  Ian Lance Taylor  <iant@google.com>
34909
34910         * godump.c (go_format_type): Don't generate float80.
34911
34912 2011-01-11  Richard Henderson  <rth@redhat.com>
34913
34914         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
34915         declaration.  Rewrite for both speed and size.
34916         (mn10300_address_cost_1): Remove.
34917         (mn10300_register_move_cost): New.
34918         (mn10300_memory_move_cost): New.
34919         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
34920         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
34921         extensions, shifts, BSWAP, CLZ.
34922         (mn10300_wide_const_load_uses_clr): Remove.
34923         (TARGET_REGISTER_MOVE_COST): New.
34924         (TARGET_MEMORY_MOVE_COST): New.
34925         * config/mn10300/mn10300-protos.h: Update.
34926         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
34927
34928         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
34929         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
34930         * config/mn10300/mn10300-protos.h: Update.
34931         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
34932         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
34933         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
34934         (*test_int_bitfield, *test_byte_bitfield): Remove.
34935         (*bit_test, *subreg_bit_test): Remove.
34936         * config/mn10300/predicates.md (const_8bit_operand): Remove.
34937
34938         * config/mn10300/constraints.md ("c"): Rename from "A".
34939         ("A", "D"): New constraint letters.
34940         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
34941         (fmssf4, fnmasf4, fnmssf4): Likewise.
34942
34943         * config/mn10300/mn10300.md (isa): New attribute.
34944         (enabled): New attribute.
34945
34946         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
34947         (abssf2, negsf2): Define only for hardware fp.
34948         (sqrtsf2): Reformat.
34949         (addsf3, subsf3, mulsf3): Merge expander and insn.
34950
34951         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
34952         (DEBUGGER_AUTO_OFFSET): Remove.
34953         (DEBUGGER_ARG_OFFSET): Remove.
34954
34955         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
34956         Emit register stores with the same offsets as the hardware.
34957         (mn10300_store_multiple_operation): Don't check that the register
34958         save offsets are monotonic.
34959         * config/mn10300/mn10300-protos.h: Update.
34960
34961         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
34962
34963         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
34964         in terms of the value on the stack, not the MDR register.
34965
34966 2011-01-11  Jan Hubicka  <jh@suse.cz>
34967
34968         PR lto/45721
34969         PR lto/45375
34970         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
34971         (symbol_alias_set_destroy, symbol_alias_set_contains,
34972         propagate_aliases_backward): Declare.
34973         * lto-streamer-out.c (struct sets): New sturcture.
34974         (trivally_defined_alias): New function.
34975         (output_alias_pair_p): Rewrite.
34976         (output_unreferenced_globals): Fix output of alias pairs.
34977         (produce_symtab): Likewise.
34978         * ipa.c (function_and_variable_visibility): Set weak alias destination
34979         as needed in lto.
34980         * varasm.c (symbol_alias_set_t): Remove.
34981         (symbol_alias_set_destroy): Export.
34982         (propagate_aliases_forward, propagate_aliases_backward): New functions
34983         based on ...
34984         (compute_visible_aliases): ... this one; remove.
34985         (trivially_visible_alias): New
34986         (trivially_defined_alias): New.
34987         (remove_unreachable_alias_pairs): Rewrite.
34988         (finish_aliases_1): Reorganize code checking if alias is defined.
34989         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
34990         in LTO mode.
34991
34992 2011-01-11  Richard Guenther  <rguenther@suse.de>
34993
34994         PR tree-optimization/46076
34995         * tree-ssa.c (useless_type_conversion_p): Conversions from
34996         unprototyped to empty argument list function types are useless.
34997
34998 2011-01-11  Richard Guenther  <rguenther@suse.de>
34999
35000         PR middle-end/45235
35001         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
35002         volatile MEMs as MEM_READONLY_P.
35003
35004 2011-01-11  Richard Guenther  <rguenther@suse.de>
35005
35006         PR tree-optimization/47239
35007         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
35008
35009 2011-01-11  Jeff Law  <law@redhat.com>
35010
35011         PR tree-optimization/47086
35012         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
35013         IVs from statements that might throw.
35014
35015 2011-01-10  Jan Hubicka  <jh@suse.cz>
35016
35017         PR lto/45375
35018         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
35019
35020 2011-01-10  Jan Hubicka  <jh@suse.cz>
35021
35022         PR lto/45375
35023         * profile.c (read_profile_edge_counts): Ignore profile inconistency
35024         when correcting profile.
35025
35026 2011-01-10  Jan Hubicka  <jh@suse.cz>
35027
35028         PR lto/46083
35029         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
35030         DECL_FINI_PRIORITY.
35031         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
35032         Restore DECL_FINI_PRIORITY.
35033
35034 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35035
35036         * doc/gimple.texi: Fix quoting of multi-word return values in
35037         @deftypefn statements.  Ensure presence of return value.  Wrap
35038         overlong @deftypefn lines.
35039         (is_gimple_operand, is_gimple_min_invariant_address): Remove
35040         descriptions of removed functions.
35041         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
35042         of multi-word return value in @deftypefn statement.
35043
35044 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35045
35046         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
35047         (Conditional Expressions, Logical Operators)
35048         (Statement and operand traversals): Do not indent smallexample
35049         code.  Fix duplicate function argument in example.
35050
35051 2011-01-10  Jeff Law  <law@redhat.com>
35052
35053         PR tree-optimization/47141
35054         * ipa-split.c (split_function): Handle case where we are
35055         returning a value and the return block has a virtual operand phi.
35056
35057 2011-01-10  Jan Hubicka  <jh@suse.cz>
35058
35059         PR tree-optimization/47234
35060         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
35061         (pass_feedback_split_functions): Declare.
35062         * passes.c (init_optimization_passes): Add ipa-split as subpass of
35063         tree-profile.
35064         * ipa-split.c (gate_split_functions): Update comments; disable
35065         split-functions for profile_arc_flag and branch_probabilities.
35066         (gate_feedback_split_functions): New function.
35067         (execute_feedback_split_functions): New function.
35068         (pass_feedback_split_functions): New global var.
35069
35070 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
35071
35072         PR lto/46760
35073         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
35074         calling gimple_call_set_cannot_inline.
35075
35076 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
35077
35078         * config/darwin-sections.def: Remove unused section.
35079
35080 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
35081
35082         PR c++/47218
35083         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
35084
35085 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
35086
35087         PR objc/47232
35088         * c-parser.c (c_parser_declaration_or_fndef): Improved
35089         error message.
35090
35091 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
35092
35093         * config/i386/winnt.c (i386_pe_start_function): Make sure
35094         to switch back to function's section.
35095
35096 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
35097
35098         PR gcc/46902
35099         PR testsuite/46912
35100         * plugin.c: Move include of dlfcn.h from here...
35101         * system.h: ... to here.
35102
35103 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35104
35105         * doc/cpp.texi (C++ Named Operators): Fix markup for header
35106         file name.
35107         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
35108         two extra empty pages in PDF output.
35109
35110 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
35111
35112         PR objc/47078
35113         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
35114         for error recovery purposes behave as if it was not specified so
35115         that the default type is usd.
35116
35117 2011-01-07  Jan Hubicka  <jh@suse.cz>
35118
35119         PR tree-optmization/46469
35120         * ipa.c (function_and_variable_visibility): Clear needed flags on
35121         nodes with external decls; handle weakrefs merging correctly.
35122
35123 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
35124
35125         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
35126         not false.
35127
35128 2011-01-07  Jan Hubicka  <jh@suse.cz>
35129
35130         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
35131         and no longer claim that gold is required for linker plugin.
35132         * configure: Regenerate.
35133         * gcc.c (PLUGIN_COND): New macro.
35134         (LINK_COMMAND_SPEC): Use it.
35135         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
35136         * config.in (HAVE_LTO_PLUGIN): New.
35137         * configure.ac (--with-lto-plugin): New parameter; autodetect
35138         HAVE_LTO_PLUGIN.
35139
35140 2011-01-07  Jan Hubicka  <jh@suse.cz>
35141
35142         PR tree-optimization/46367
35143         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
35144         when we can update original.
35145         (cgraph_mark_inline_edge): Sanity check.
35146         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
35147
35148 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35149
35150         * config/spu/spu.h (ASM_COMMENT_START): Define.
35151
35152 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
35153
35154         PR driver/42445
35155         * gcc.c (%>S): New.
35156         (SWITCH_KEEP_FOR_GCC): Likewise.
35157         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
35158         (do_spec_1): Handle "%>".
35159
35160         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
35161
35162 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
35163
35164         PR target/47201
35165         * config/i386/i386.c (ix86_delegitimize_address): If
35166         simplify_gen_subreg fails, return orig_x.
35167
35168         PR bootstrap/47187
35169         * value-prof.c (gimple_stringop_fixed_value): Handle
35170         lhs of the call properly.
35171
35172 2011-01-07  Jan Hubicka  <jh@suse.cz>
35173
35174         PR lto/45375
35175         * lto-opt.c (lto_reissue_options): Set flag_shlib.
35176
35177 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
35178
35179         * target.def (function_switched_text_sections): New hook.
35180         * doc/tm.texi: Regenerated.
35181         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
35182         * final.c (default_function_switched_text_sections): New.
35183         (final_scan_insn): Call function_switched_text_sections when a
35184         mid-function section change occurs.
35185         * output.h (default_function_switched_text_sections): Declare.
35186         * config/darwin-protos.h (darwin_function_switched_text_sections):
35187         Likewise.
35188         * config/darwin.c (darwin_function_switched_text_sections): New.
35189         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
35190
35191 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
35192
35193         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
35194         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
35195         the secondary code fragment when outputting for DWARF == 2.
35196
35197 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
35198
35199         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
35200         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
35201         Remove.
35202         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
35203         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
35204
35205 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
35206
35207         PR debug/46704
35208         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
35209         when it is not empty.
35210
35211 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
35212
35213         Bobcat Enablement
35214         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
35215         (case ${target}): Add btver1.
35216         * config/i386/driver-i386.c (host_detect_local_cpu): Let
35217         -march=native recognize btver1 processors.
35218         * config/i386/i386-c.c (ix86_target_macros_internal): Add
35219         btver1 def_and_undef
35220         * config/i386/i386.c (struct processor_costs btver1_cost): New
35221         btver1 cost table.
35222         (m_BTVER1): New definition.
35223         (m_AMD_MULTIPLE): Includes m_BTVER1.
35224         (initial_ix86_tune_features): Add btver1 tune.
35225         (processor_target_table): Add btver1 entry.
35226         (static const char *const cpu_names): Add btver1 entry.
35227         (software_prefetching_beneficial_p): Add btver1.
35228         (ix86_option_override_internal): Add btver1 instruction sets.
35229         (ix86_issue_rate): Add btver1.
35230         (ix86_adjust_cost): Add btver1.
35231         * config/i386/i386.h (TARGET_BTVER1): New definition.
35232         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
35233         (enum processor_type): Add PROCESSOR_BTVER1.
35234         * config/i386/i386.md (define_attr "cpu"): Add btver1.
35235
35236 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35237
35238         PR target/43309
35239         * config/i386/i386.c (legitimize_tls_address)
35240         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
35241         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
35242         (tls_initial_exec_64_sun): New pattern.
35243
35244 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
35245
35246         * doc/invoke.texi (Overall Options): Improve wording and markup
35247         of the description of -wrapper.
35248
35249 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
35250
35251         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
35252         rdynamic, threads): New Driver options.
35253
35254 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35255
35256         PR target/38118
35257         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
35258         if coming from .tdata.
35259         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
35260
35261 2011-01-06  Jan Hubicka  <jh@suse.cz>
35262
35263         PR lto/47188
35264         * collect2.c (main): Do not enable LTOmode when plugin is active.
35265
35266 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35267
35268         PR other/45915
35269         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
35270         --version output if supported.
35271         * configure: Regenerate.
35272
35273 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
35274
35275         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
35276         Driver options.
35277
35278 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
35279
35280         PR c/47150
35281         * c-convert.c (convert): When converting a complex expression
35282         other than COMPLEX_EXPR to a different complex type, ensure
35283         c_save_expr is called instead of save_expr, unless in_late_binary_op.
35284         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
35285         when converting COMPLEX_TYPE.
35286
35287 2011-01-06  Ira Rosen  <irar@il.ibm.com>
35288
35289         PR tree-optimization/47139
35290         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
35291         only the last reduction value is used outside the loop.  Update
35292         documentation.
35293
35294 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
35295
35296         * config/rtems.opt: New.
35297         * config.gcc (*-*-rtems*): Use rtems.opt.
35298
35299 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
35300
35301         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
35302         processors do not support 3DNow instructions.
35303
35304 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35305
35306         * config/spu/spu.c (spu_option_override): Set parameter
35307         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
35308
35309 2011-01-05  Jan Hubicka  <jh@suse.cz>
35310
35311         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
35312         at the command line.
35313
35314 2011-01-05  Martin Jambor  <mjambor@suse.cz>
35315
35316         PR lto/47162
35317         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
35318         deltas on streamed outgoing edges.
35319         (output_node_opt_summary): Output info for outgoing edges only when
35320         the node is in new parameter set.
35321         (output_cgraph_opt_summary): New parameter set, passed to the two
35322         aforementioned functions.  Update its forward declaration and its
35323         callee too.
35324
35325 2011-01-05  Tom Tromey  <tromey@redhat.com>
35326
35327         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
35328         operator to c_finish_omp_atomic.
35329         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
35330         (build_unary_op): Update.
35331         (build_modify_expr): Update.
35332         (build_asm_expr): Update.
35333
35334 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35335
35336         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
35337         newly inserted insns.
35338         (pad_bb): Likewise.
35339         (spu_emit_branch_hint): Likewise.
35340         (insert_hbrp_for_ilb_runout): Likewise.
35341         (spu_machine_dependent_reorg): Call df_finish_pass after
35342         schedule_insns returns.
35343
35344 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35345
35346         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
35347
35348 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
35349
35350         PR tree-optimization/47005
35351         * tree-sra.c (struct access): Add 'non_addressable' bit.
35352         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
35353         (decide_one_param_reduction): Return 0 if the parameter is passed by
35354         reference and one of the accesses in the group is non_addressable.
35355
35356 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35357
35358         PR tree-optimization/47056
35359         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
35360         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
35361         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
35362
35363 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35364
35365         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
35366         initializer.  Skip view conversions from aggregate types.
35367
35368 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
35369
35370         PR bootstrap/47055
35371         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
35372
35373 2011-01-04  Philipp Thomas  <pth@suse.de>
35374
35375         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
35376         obvious typo.
35377
35378 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35379
35380         * function.c (thread_prologue_and_epilogue_insns): Do not crash
35381         on empty epilogue sequences.
35382
35383 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
35384
35385         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
35386         non-static): New Driver options.
35387
35388 2011-01-04  Jie Zhang  <jie@codesourcery.com>
35389
35390         PR driver/47137
35391         * gcc.c (default_compilers[]): Set combinable field to 0
35392         for all assembly languages.
35393
35394 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
35395
35396         * config/mips/loongson3a.md: New file.
35397         * config/mips/mips.md: Include loongson3a.md.
35398         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
35399         TUNE_LOONGSON_3A.
35400
35401 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
35402
35403         PR middle-end/47017
35404         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
35405         instead of convert_memory_address_addr_space on the base expression.
35406
35407 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35408
35409         * config/spu/spu.c (spu_option_override): Update error text
35410         for bad -march= / -mtune= values.
35411
35412 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35413
35414         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
35415         if branch-hint optimization will be performed.
35416
35417 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
35418
35419         PR tree-optimization/47148
35420         * ipa-split.c (split_function): Convert arguments to
35421         DECL_ARG_TYPE if possible.
35422
35423         PR tree-optimization/47155
35424         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
35425         when computing uns.
35426
35427         PR rtl-optimization/47157
35428         * combine.c (try_combine): If undobuf.other_insn becomes
35429         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
35430         and set *new_direct_jump_p too.
35431
35432 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
35433
35434         PR tree-optimization/47021
35435         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
35436
35437 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
35438
35439         * gcc.c (process_command): Update copyright notice dates.
35440         * gcov.c (print_version): Likewise.
35441         * gcov-dump.c (print_version): Likewise.
35442         * mips-tfile.c (main): Likewise.
35443         * mips-tdump.c (main): Likewise.
35444
35445 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35446
35447         PR tree-optimization/46801
35448         * tree-sra.c (type_internals_preclude_sra_p): Check whether
35449         aggregate fields start at byte boundary instead of the bit-field flag.
35450
35451 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
35452
35453         PR driver/47137
35454         * gcc.c (main): Revert revision 168407.
35455
35456 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35457
35458         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
35459
35460 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35461
35462         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
35463         vector optab to expand vector/scalar shift, update gimple to vector.
35464
35465 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35466
35467         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
35468         a thunk.
35469
35470 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35471
35472         PR tree-optimization/46984
35473         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
35474         HOST_WIDE_INT.
35475         (cgraph_create_indirect_edge): Fixed line length.
35476         (cgraph_indirect_call_info): Declare.
35477         (cgraph_make_edge_direct) Update declaration.
35478         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
35479         (cgraph_create_indirect_edge): Use it.
35480         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
35481         callees.
35482         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
35483         the new thunk_delta representation.
35484         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
35485         HOST_WIDE_INT.
35486         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
35487         (ipa_read_indirect_edge_info): Likewise.
35488         * lto-cgraph.c (output_edge_opt_summary): New function.
35489         (output_node_opt_summary): Call it on all outgoing edges.
35490         (input_edge_opt_summary): New function.
35491         (input_node_opt_summary): Call it on all outgoing edges.
35492
35493 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
35494
35495         PR driver/47137
35496         * gcc.c (main): Don't check have_o when settting combine_inputs.
35497
35498 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
35499
35500         * regrename.c: Add general comment describing the pass.
35501         (struct du_head): Remove 'length' field.
35502         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
35503         (regrename_optimize): Do not sort chains.  Rework comments, add others.
35504         Force renaming to the preferred class (if any) in the first pass and do
35505         not consider registers that belong to it in the second pass.
35506         (create_new_chain): Do not set 'length' field.
35507         (scan_rtx_reg): Likewise.
35508
35509 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
35510
35511         PR tree-optimization/47140
35512         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
35513         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
35514         to bit_value_binop.
35515
35516         PR rtl-optimization/47028
35517         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
35518         parm_birth_insn instead of at the beginning of first bb.
35519
35520 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
35521
35522         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
35523         Remove the word "see" before "@pxref".
35524         * doc/rtl.texi: Remove the word "see" before "@pxref".
35525
35526 2011-01-01  Jan Hubicka  <jh@suse.cz>
35527
35528         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
35529         memory.
35530
35531 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
35532
35533         PR target/38662
35534         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
35535
35536 \f
35537 Copyright (C) 2011 Free Software Foundation, Inc.
35538
35539 Copying and distribution of this file, with or without modification,
35540 are permitted in any medium without royalty provided the copyright
35541 notice and this notice are preserved.