gcc/ChangeLog

   1 2011-11-07  Uros Bizjak  <ubizjak@gmail.com>
   2
   3         * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
   4         BUILT_IN_IRINT, BUILT_IN_IRINTF, BUILT_IN_LLRINT and BUILT_IN_LLRINTF.
   5
   6 2011-11-07  Andrew MacLeod  <amacleod@redhat.com>
   7
   8         * optabs.c (get_atomic_op_for_code): Fill in optab table at runtime so
   9         SWITCHABLE_TARGET can change the values during compilation.
  10         (expand_atomic_fetch_op): Handle parameter change ripples for
  11         get_atomic_op_for_code call.
  12
  13 2011-11-07  Andrew MacLeod  <amacleod@redhat.com>
  14
  15         * doc/extend.texi: Docuemnt behaviour change for __atomic_exchange and
  16         __atomic_store.
  17         * optabs.c (expand_atomic_exchange): Expand to __sync_lock_test_and_set
  18         only when originated from that builtin.
  19         (expand_atomic_store): Expand to __sync_lock_release when originated
  20         from that builtin.
  21         * builtins.c (expand_builtin_sync_lock_test_and_set): Add flag that
  22         expand_atomic_exchange call originated from here.
  23         (expand_builtin_sync_lock_release): Add flag that expand_atomic_store
  24         call originated from here.
  25         (expand_builtin_atomic_exchange): Add origination flag.
  26         (expand_builtin_atomic_store): Add origination flag.
  27         * expr.h (expand_atomic_exchange, expand_atomic_store): Add boolean
  28         parameters to indicate implementation fall back options.
  29
  30 2011-11-07  Georg-Johann Lay  <avr@gjlay.de>
  31
  32         * config/avr/avr.c (output_reload_in_const): Can handle CONSTANT_P
  33         now, not only CONST_INT and CONST_DOUBLE.
  34         (output_movqi): Use output_reload_in_const.
  35         (output_reload_inhi): Ditto.
  36         (output_reload_insisf): Move assertion to output_reload_in_const.
  37         (avr_out_reload_inpsi): Ditto.
  38
  39 2011-11-07  Nathan Sidwell  <nathan@acm.org>
  40
  41         * gcov.c (object_summary): Replace with ...
  42         (object_runs): ... this.
  43         (process_file): Remove functions with no data.
  44         (generate_results): Ignore files with no lines.
  45         (release_function): New helper, broken out of ...
  46         (release_structures): ... here.  Use it.
  47         (read_count_file): Adjust for new data file format.
  48         (output_lines): Use object_runs.
  49         * gcov-io.h (GCOV_TAG_OBJECT_SUMMARY): Obsolete.
  50         (struct gcov_ctr_info): Move definition.
  51         (struct gcov_fn_info): Add key field, use gcov_ctr_info for
  52         trailing array.
  53         (struct gcov_info): Add merge function array, remove mask and
  54         counts.  Trailing array is array of pointers to function info.
  55         * coverage.c (struct function_list): Replace counter numbers with
  56         counter arrays.  Add fndecl field.  GTYify.
  57         (counts_entry): Remove chain workspace.
  58         (functions_head): GTYify.
  59         (prg_n_ctrs): Remove.
  60         (fn_v_ctrs): New.
  61         (tree_ctr_tables): Remove.
  62         (read_counts_file): Cope with blank entries and expect program
  63         summaries before functions.  Don't warn on missing entries.
  64         (coverage_counter_alloc): Allocate individual function arrays.
  65         (tree_coverage_counter_ref, tree_coverage_counter_addr): Adjust
  66         for individual function arrays.
  67         (coverage_end_function): GTYify function list object. Finalize
  68         function's counter arrays.
  69         (build_var): New.  Create a counter-related variable with
  70         appropriate linkage.
  71         (build_fn_info_type): Adjust for new runtime structure.
  72         (build_fn_info_value): Rename to ...
  73         (build_fn_info): ... here.  Build new format data.
  74         (build_ctr_info_type, build_ctr_info_value): Remove.
  75         (build_info_type): New. Build new format data structure.
  76         (build_info): Adjust for new format data.
  77         (create_coverage): Likewise.
  78         * gcov-dump.c (tag_function): Recognize placeholders.
  79
  80 2011-11-07  Georg-Johann Lay  <avr@gjlay.de>
  81
  82         * config/avr/constraints.md (Cm2): New constraint for int -2.
  83         * config/avr/avr.md (addqi3): Use it. New alternatives for +/-2.
  84         (*negqihi2): New insn.
  85
  86 2011-11-07  H.J. Lu  <hongjiu.lu@intel.com>
  87
  88         * dwarf2cfi.c (dwarf2out_frame_debug_expr): Check
  89         HARD_FRAME_POINTER_REGNUM instead of hard_frame_pointer_rtx
  90         in Rule 18.
  91
  92 2011-11-07  Jakub Jelinek  <jakub@redhat.com>
  93
  94         * config/i386/i386.c (ix86_expand_builtin): If gather mask
  95         argument is known to have all high bits set, pass pc_rtx as
  96         second argument to the expander instead of op0.
  97         * config/i386/sse.md (*avx2_gathersi<mode>_2,
  98         *avx2_gatherdi<mode>_2): New patterns.
  99         * config/i386/avx2intrin.h (_mm256_i32gather_pd,
 100         _mm256_i64gather_pd, _mm256_i32gather_ps): Set mask using
 101         _mm256_cmp_pd with zero vector arguments and _CMP_EQ_OQ instead of
 102         _mm256_set1_pd.
 103
 104         PR tree-optimization/50789
 105         * tree-vect-stmts.c (process_use): Add force argument, avoid
 106         exist_non_indexing_operands_for_use_p check if true.
 107         (vect_mark_stmts_to_be_vectorized): Adjust callers.  Handle
 108         STMT_VINFO_GATHER_P.
 109         (gen_perm_mask): New function.
 110         (perm_mask_for_reverse): Use it.
 111         (reverse_vec_element): Rename to...
 112         (permute_vec_elements): ... this.  Add Y and MASK_VEC arguments,
 113         generalize for any permutations.
 114         (vectorizable_load): Adjust caller.  Handle STMT_VINFO_GATHER_P.
 115         * target.def (TARGET_VECTORIZE_BUILTIN_GATHER): New hook.
 116         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_GATHER): Document it.
 117         * doc/tm.texi: Regenerate.
 118         * tree-data-ref.c (initialize_data_dependence_relation,
 119         compute_self_dependence): No longer static.
 120         * tree-data-ref.h (initialize_data_dependence_relation,
 121         compute_self_dependence): New prototypes.
 122         * tree-vect-data-refs.c (vect_check_gather): New function.
 123         (vect_analyze_data_refs): Detect possible gather load data
 124         refs.
 125         * tree-vectorizer.h (struct _stmt_vec_info): Add gather_p field.
 126         (STMT_VINFO_GATHER_P): Define.
 127         (vect_check_gather): New prototype.
 128         * config/i386/i386-builtin-types.def: Add types for alternate
 129         gather builtins.
 130         * config/i386/sse.md (AVXMODE48P_DI): Remove.
 131         (VEC_GATHER_MODE): Rename mode_attr to...
 132         (VEC_GATHER_IDXSI): ... this.
 133         (VEC_GATHER_IDXDI, VEC_GATHER_SRCDI): New mode_attrs.
 134         (avx2_gathersi<mode>, *avx2_gathersi<mode>): Use <VEC_GATHER_IDXSI>
 135         instead of <VEC_GATHER_MODE>.
 136         (avx2_gatherdi<mode>): Use <VEC_GATHER_IDXDI> instead of
 137         <<AVXMODE48P_DI> and <VEC_GATHER_SRCDI> instead of VEC_GATHER_MODE
 138         on src and mask operands.
 139         (*avx2_gatherdi<mode>): Likewise.  Use VEC_GATHER_MODE iterator
 140         instead of AVXMODE48P_DI.
 141         (avx2_gatherdi<mode>256, *avx2_gatherdi<mode>256): Removed.
 142         * config/i386/i386.c (enum ix86_builtins): Add
 143         IX86_BUILTIN_GATHERALTSIV4DF, IX86_BUILTIN_GATHERALTDIV8SF,
 144         IX86_BUILTIN_GATHERALTSIV4DI and IX86_BUILTIN_GATHERALTDIV8SI.
 145         (ix86_init_mmx_sse_builtins): Create those builtins.
 146         (ix86_expand_builtin): Handle those builtins and adjust expansions
 147         of other gather builtins.
 148         (ix86_vectorize_builtin_gather): New function.
 149         (TARGET_VECTORIZE_BUILTIN_GATHER): Define.
 150
 151 2011-11-07  Uros Bizjak  <ubizjak@gmail.com>
 152
 153         * config/i386/f16cintrin: Remove extra _X86INTRIN_H_INCLUDED check.
 154
 155 2011-11-07  Tristan Gingold  <gingold@adacore.com>
 156
 157         * config.gcc (*-*-*vms*): Set c_target_objs, cxx_target_objs.
 158         * config/vms/t-vms: Add vms-c.o rule.
 159         * config/vms/vms-c.c: New file.
 160         * config/vms/vms-protos.h (vms_c_register_pragma): New prototype.
 161         * config/vms/vms.h (REGISTER_TARGET_PRAGMAS): Define.
 162
 163 2011-11-07  Tristan Gingold  <gingold@adacore.com>
 164
 165         * config/alpha/vms.h (TARGET_OBJECT_SUFFIX,
 166         TARGET_EXECUTABLE_SUFFIX, TARGET_OS_CPP_BUILTINS,
 167         TARGET_ABI_OPEN_VMS, LONG_TYPE_SIZE, ADA_LONG_TYPE_SIZE,
 168         POINTER_SIZE, POINTERS_EXTEND_UNSIGNED): Move to config/vms/vms.h
 169         (SUBTARGET_OS_CPP_BUILTINS): Define.
 170         (TARGET_DEFAULT): Tune according to POINTER_SIZE.
 171         (MASK_RETURN_ADDR): Define in 64 bit mode.
 172         * config/ia64/vms.h: Likewise.
 173         * config/vms/vms.h: New file.
 174         * config/vms/vms64.h: New file.
 175         * config/alpha/vms64.h: Removed.
 176         * config/ia64/vms64.h: Removed.
 177         * config.gcc (alpha64-dec-*vms*, alpha*-dec-*vms*, ia64-hp-*vms*):
 178         Adjust for above change.
 179
 180 2011-11-07  Enkovich Ilya  <ilya.enkovich@intel.com>
 181
 182         PR target/50962
 183         * config/i386/i386-protos.h (ix86_use_lea_for_mov): New.
 184         * config/i386/i386.c (ix86_use_lea_for_mov): Likewise.
 185         * config/i386/i386.md (movsi_internal): Emit lea if profitable.
 186         (movdi_internal_rex64): Likewise.
 187
 188 2011-11-07  Sergey Ostanevich  <sergos.gnu@gmail.com>
 189
 190         PR rtl-optimization/47698
 191         * ifconv.c (noce_operand_ok): prevent CMOV generation for volatile mem.
 192
 193 2011-11-07  Tristan Gingold  <gingold@adacore.com>
 194
 195         * common/config/alpha/alpha-common.c (alpha_option_init_struct):
 196         New function.
 197         (TARGET_OPTION_INIT_STRUCT): Define.
 198         * config/alpha/alpha.c (TARGET_MIN_ANCHOR_OFFSET)
 199         (TARGET_MAX_ANCHOR_OFFSET)
 200         (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Redefine.
 201
 202 2011-11-06  Quentin Neill  <quentin.neill@amd.com>
 203
 204         Fix r180999, update ChangeLog
 205         * config.gcc: Add f16cintrin.h.
 206         * config/i386/f16cintrin.h: Add missing endif.
 207
 208 2011-11-06  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 209
 210         * config.gcc (arm*-*-rtemseabi*): New target.
 211         * config/arm/rtems-eabi.h: New.
 212         * config/arm/t-rtems-eabi: New.
 213
 214 2011-11-06  David S. Miller  <davem@davemloft.net>
 215
 216         * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): Delete.
 217         (zero_extend_v8qi_vis, zero_extend_v4hi_vis,
 218         *zero_extend_v8qi_<P:mode>_insn,
 219         *zero_extend_v4hi_<P:mode>_insn): Express using vec_merge
 220         and vec_duplicate instead of using an UNSPEC.
 221
 222 2011-11-07  Alan Modra  <amodra@gmail.com>
 223
 224         PR target/30282
 225         * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
 226         blockage for ABI_V4.
 227
 228 2011-11-06  Dave Korn  <dave.korn.cygwin@gmail.com>
 229
 230         * config/i386/cygwin.h (LIBGCJ_SONAME): Updated to match recent
 231         libgcj version bump.
 232         * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
 233
 234 2011-11-06  Eric Botcazou  <ebotcazou@adacore.com>
 235
 236         * gcse.c: Adjust outdated comments throughout.
 237         (struct mem_conflict_info): New structure.
 238         (mems_conflict_for_gcse_p): Use it to communicate with caller.
 239         (load_killed_in_block_p): Pass it to note_stores.
 240         (hash_expr): Remove superfluous line break.
 241         (hash_scan_set): Rename PAT parameter into SET.
 242         (hash_scan_insn): Reorder cases.
 243         (canon_list_insert): Fix long line.
 244         (edge_list): Delete.
 245         (prune_expressions): Rename E local variable into EXPR.
 246         (compute_pre_data): Return struct edge_list * object.
 247         (pre_expr_reaches_here_p_work): Fix formatting.
 248         (process_insert_insn): Move around comment.
 249         (pre_edge_insert): Fix long line.
 250         (pre_insert_copies): Likewise.
 251         (gcse_emit_move_after): Swap SRC and DEST parameters.
 252         (pre_delete): Adjust call to gcse_emit_move_after.
 253         (pre_gcse): Take struct edge_list * parameter.  Fix long line.
 254         (one_pre_gcse_pass): Use flag_gcse_lm condition for all routines.
 255         Use a local list of edges.
 256         (hoist_code): Fix long line.  Adjust call to gcse_emit_move_after.
 257         (pre_ldst_expr_hash): Fix long line.
 258         (free_ldst_mems): Rename into...
 259         (free_ld_motion_mems): ...this.
 260         (first_ls_expr): Delete.
 261         (next_ls_expr): Likewise.
 262         (print_ldst_list): Do not use above two functions.
 263         (simple_mem): Adjust interface.
 264         (compute_ld_motion_mems): Fix formatting.
 265         (update_ld_motion_stores): Reuse local variable.
 266
 267 2011-11-06  Joseph Myers  <joseph@codesourcery.com>
 268
 269         * c-decl.c (shadow_tag_warned, grokdeclarator): Handle _Alignas
 270         specifiers.
 271         (build_null_declspecs): Initialize align_log and alignas_p fields.
 272         (declspecs_add_alignas): New.
 273         * c-parser.c (c_token_starts_declspecs): Handle RID_ALIGNAS.
 274         (c_parser_declspecs): Handle _Alignas specifiers.
 275         (c_parser_alignas_specifier): New.
 276         (c_parser_alignof_expression): Diagnose alignof use for non-C1X.
 277         Diagnose _Alignof (expression).
 278         * c-tree.h (struct c_declspecs): Add align_log and alignas_p fields.
 279         (declspecs_add_alignas): Declare.
 280         * ginclude/stddef.h (max_align_t): Define for C1X and C++11.
 281         * ginclude/stdalign.h: New.
 282         * Makefile.in (USER_H): Add stdalign.h.
 283
 284 2011-11-06  Joern Rennecke  <joern.rennecke@embecosm.com>
 285             Eric Botcazou  <ebotcazou@adacore.com>
 286
 287         * regset.h (fixed_reg_set_regset): Declare.
 288         * dse.c: Include regset.h .
 289         (struct insn_info): Add member fixed_regs_live.
 290         (note_add_store_info): New typedef.
 291         (note_add_store): New function.
 292         (emit_inc_dec_insn_before): Expect arg to be of type insn_info_t.
 293         Use gen_add3_insn / gen_move_insn.
 294         Check new insn for unwanted clobbers before emitting it.
 295         (check_for_inc_dec): Rename to...
 296         (check_for_inc_dec_1:) ... this.  Return bool.  Take insn_info
 297         parameter.  Changed all callers in file.
 298         (check_for_inc_dec, copy_fixed_regs): New functions.
 299         (scan_insn): Set fixed_regs_live field of insn_info.
 300         * rtl.h (check_for_inc_dec): Update prototype.
 301         * postreload.c (reload_cse_simplify): Take new signature of
 302         check_ind_dec into account.
 303         * reginfo.c (fixed_reg_set_regset): New variable.
 304         (init_reg_sets_1): Initialize it.
 305
 306 2011-11-06  Jakub Jelinek  <jakub@redhat.com>
 307
 308         * tree-cfg.c (gimple_can_merge_blocks_p): For -O0 don't remove
 309         any user labels.
 310
 311 2011-11-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 312
 313         * config/pa/pa.c (pa_hpux_init_libfuncs): Rename to pa_init_libfuncs.
 314         Remove dependence of declaration and target define on definition of
 315         HPUX_LONG_DOUBLE_LIBRARY.  Update implementation.
 316
 317 2011-11-06  Andrew Macleod  <amacleod@redhat.com>
 318             Richard Henderson  <rth@redhat.com>
 319             Aldy Hernandez  <aldyh@redhat.com>
 320
 321         Merged from cxx-mem-model.
 322
 323         * cppbuiltin.c (define__GNUC__): Define __ATOMIC memory models
 324         * coretypes.h (enum memmodel): New.  enumerated memory model type.
 325         * Makefile.in (cppbuiltin.o) Add missing dependency on $(TREE_H)
 326         * genopinit,c (optabs): Add atomic direct optab handlers.
 327         * sync-builtins.def (BUILT_IN_ATOMIC_*): New builtins.
 328         * builtin-types.def (BT_CONST_VOLATILE_PTR,
 329         BT_FN_I{1,2,4,8,16}_CONST_VPTR_INT, BT_FN_VOID_VPTR_INT,
 330         BT_FN_BOOL_VPTR_INT, BT_FN_BOOL_SIZE_CONST_VPTR,
 331         BT_FN_I{1,2,4,8,16}_VPTR_I{1,2,4,8,16}_INT,
 332         BT_FN_VOID_VPTR_I{1,2,4,8,16}_INT, BT_FN_VOID_SIZE_VPTR_PTR_INT,
 333         BT_FN_VOID_SIZE_CONST_VPTR_PTR_INT, BT_FN_VOID_SIZE_VPTR_PTR_PTR_INT,
 334         BT_FN_BOOL_VPTR_PTR_I{1,2,4,8,16}_BOOL_INT_INT): New builtin types.
 335         * expr.h (expand_atomic_*): Add prototypes.
 336         (expand_{bool,val}_compare_and_swap): Remove prototypes.
 337         * c-typeck.c (build_function_call_vec): Don't reprocess __atomic
 338         parameters.
 339         * common.opt (Winvalid-memory-model): New warning flag.
 340         (finline-atomics): New. Flag to disable atomic inlining.
 341         * params.h (ALLOW_LOAD_DATA_RACES): New.
 342         (ALLOW_PACKED_LOAD_DATA_RACES): New.
 343         (ALLOW_PACKED_STORE_DATA_RACES): New.
 344         * params.def (PARAM_ALLOW_LOAD_DATA_RACES): New.
 345         (PARAM_ALLOW_PACKED_LOAD_DATA_RACES): New.
 346         (PARAM_ALLOW_PACKED_STORE_DATA_RACES): New.
 347         * builtins.c (is_builtin_name): Handle __atomic.
 348         (get_memmodel): New.  Extract memory model.
 349         (expand_expr_force_mode): New. Factor out common code for ensuring an
 350         integer argument is in the proper mode.
 351         (expand_builtin_sync_operation): Remove ignore param.  Always call
 352         expand_atomic_fetch_op instead of the old expanders.
 353         (expand_builtin_compare_and_swap,
 354         expand_builtin_sync_lock_test_and_set): Use expand_expr_force_mode,
 355         call atomic expanders instead of sync expanders.
 356         (expand_builtin_sync_lock_release): Call atomic_store expander.
 357         (expand_builtin_atomic_compare_exchange, expand_builtin_atomic_load,
 358         expand_builtin_atomic_store, expand_builtin_atomic_fetch_op): New.
 359         (expand_builtin_atomic_exchange): New.
 360         (fold_builtin_atomic_always_lock_free,
 361         expand_builtin_atomic_always_lock_free,
 362         fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
 363         New.
 364         (expand_builtin_mem_thread_fence, expand_builtin_atomic_thread_fence,
 365         expand_builtin_atomic_signal_fence): New.
 366         (expand_builtin_mem_signal_fence): New.
 367         (expand_builtin): Add cases for BUILT_IN_ATOMIC_*.
 368         (fold_builtin_2): Add cases for BUILT_IN_ATOMIC_{IS,ALWAYS}_LOCK_FREE.
 369         * optabs.h (DOI_atomic_*): Define new atomics.
 370         (atomic_*_optab): Define.
 371         (can_compare_and_swap_p, expand_atomic_compare_and_swap): New
 372         prototypes.
 373         * optabs.c (expand_sync_operation, expand_sync_fetch_operation): Remove.
 374         (expand_sync_lock_test_and_set): Remove.
 375         (expand_atomic_load, expand_atomic_store): New.
 376         (expand_atomic_exchange): New.
 377         (expand_atomic_compare_and_swap): New.  Implements
 378         atomic_compare_exchange via compare and swap.
 379         (struct atomic_op_functions): Opcode table struct for fetch ops.
 380         (get_atomic_op_for_code): New.  Return an opcode table entry.
 381         (maybe_emit_op): New.  Try to emit a fetch op.
 382         (expand_atomic_fetch_op): New.
 383         (expand_val_compare_and_swap_1): Remove.
 384         (expand_val_compare_and_swap, expand_bool_compare_and_swap): Remove.
 385         (expand_atomic_compare_and_swap): Rename from
 386         expand_atomic_compare_exchange.  Rewrite to return both success and
 387         oldval return values; expand via both atomic and sync optabs.
 388         (can_compare_and_swap_p): New.
 389         (expand_compare_and_swap_loop): Use expand_atomic_compare_and_swap.
 390         (maybe_gen_insn): Handle 7 and 8 operands.
 391         * omp-low.c (expand_omp_atomic_fetch_op): Don't test individual
 392         fetch_op optabs, only test can_compare_and_swap_p.  Use __atomic
 393         builtins instead of __sync builtins.
 394         (expand_omp_atomic_pipeline): Use can_compare_and_swap_p.
 395         * doc/extend.texi: Document __atomic built-in functions.
 396         * doc/invoke.texi: Document data race parameters.
 397         * doc/md.texi: Document atomic patterns.
 398         * config/i386/i386.md (UNSPEC_MOVA): New.
 399         (UNSPECV_CMPXCHG): Split into ...
 400         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2,
 401         UNSPECV_CMPXCHG_3, UNSPECV_CMPXCHG_4): New.
 402         * config/i386/sync.md (ATOMIC): New mode iterator.
 403         (atomic_load<ATOMIC>, atomic_store<ATOMIC>): New.
 404         (atomic_loaddi_fpu, atomic_storedi_fpu, movdi_via_fpu): New.
 405         (mem_thread_fence): Rename from memory_barrier.
 406         Handle the added memory model parameter.
 407         (mfence_nosse): Rename from memory_barrier_nosse.
 408         (sync_compare_and_swap<CASMODE>): Split into ...
 409         (atomic_compare_and_swap<SWI124>): this and ...
 410         (atomic_compare_and_swap<CASMODE>): this.  Handle the new parameters.
 411         (atomic_compare_and_swap_single<SWI>): Rename from
 412         sync_compare_and_swap<SWI>; rewrite to use split unspecs.
 413         (atomic_compare_and_swap_double<DCASMODE>): Rename from
 414         sync_double_compare_and_swap<DCASMODE>; rewrite to use split unspecs.
 415         (*atomic_compare_and_swap_doubledi_pic): Rename from
 416         sync_double_compare_and_swapdi_pic; rewrite to use split unspecs.
 417         (atomic_fetch_add<SWI>): Rename from sync_old_add<SWI>; add memory
 418         model parameter.
 419         (*atomic_fetch_add_cmp<SWI>): Similarly.
 420         (atomic_add<SWI>, atomic<any_logic><SWI>): Similarly.
 421         (atomic_sub<SWI>): Similarly.  Use x86_maybe_negate_const_int.
 422         (sync_lock_test_and_set<SWI>): Merge with ...
 423         (atomic_exchange<SWI>): ... this.
 424
 425 2011-11-6  Richard Guenther  <rguenther@suse.de>
 426
 427         * ipa-prop.c (ipa_modify_call_arguments): Re-compute
 428         inlinable flag.
 429
 430 2011-11-06  Ira Rosen  <ira.rosen@linaro.org>
 431
 432         * tree-vectorizer.h (vectorizable_condition): Add argument.
 433         * tree-vect-loop.c (vectorizable_reduction): Fail for condition
 434         in SLP.  Update calls to vectorizable_condition.
 435         * tree-vect-stmts.c (vect_is_simple_cond): Add basic block info to
 436         the arguments.  Pass it to vect_is_simple_use_1.
 437         (vectorizable_condition): Add slp_node to the arguments.  Support
 438         vectorization of basic blocks.  Fail for reduction in SLP.  Update
 439         calls to vect_is_simple_cond and vect_is_simple_use.  Support SLP:
 440         call vect_get_slp_defs to get vector operands.
 441         (vect_analyze_stmt): Update calls to vectorizable_condition.
 442         (vect_transform_stmt): Likewise.
 443         * tree-vect-slp.c (vect_create_new_slp_node): Handle COND_EXPR.
 444         (vect_get_and_check_slp_defs): Handle COND_EXPR.  Allow pattern
 445         def stmts.
 446         (vect_build_slp_tree): Handle COND_EXPR.
 447         (vect_analyze_slp_instance): Push pattern statements to root node.
 448         (vect_get_constant_vectors): Fix comments.  Handle COND_EXPR.
 449
 450 2011-11-05  David S. Miller  <davem@davemloft.net>
 451
 452         * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): New unspec.
 453         (zero-extend_v8qi_vis, zero_extend_v4hi_vis): New expanders.
 454         (*zero_extend_v8qi_<P:mode>_insn,
 455         *zero_extend_v4hi_<P:mode>_insn): New insns.
 456         * config/sparc/sparc.c (vector_init_move_words,
 457         vector_init_prepare_elts, sparc_expand_vector_init_vis2,
 458         sparc_expand_vector_init_vis1): New functions.
 459         (vector_init_bshuffle): Rewrite to handle more cases and make use
 460         of locs[] array prepared by vector_init_prepare_elts.
 461         (vector_init_fpmerge, vector_init_faligndata): Delete.
 462         (sparc_expand_vector_init): Rewrite using new infrastructure.
 463
 464 2011-11-05  Joern Rennecke  <joern.rennecke@embecosm.com>
 465
 466         * config.gcc (epiphany-*-*): New architecture.
 467         (epiphany-*-elf): New configuration.
 468         * config/epiphany, common/config/epiphany : New directories.
 469         * doc/extend.texi (disinterrupt attribute): Add Epiphany.
 470         (interrupt attribute): Add Epiphany.
 471         (long_call, short_call attribute): Add Epiphany.
 472         * doc/invoke.texi (Options): Add Epiphany options.
 473         * doc/md.texi (Machine Constraints): Add Epiphany constraints.
 474         * doc/install.texi (Options specification):
 475         Add --with-stack-offset=@var{num} description.
 476         (host/target specific issues): Add epiphany-*-elf.
 477         * doc/contrib.texi (Contributors): Mention Epiphany port.
 478
 479 2011-11-05  Jakub Jelinek  <jakub@redhat.com>
 480
 481         PR tree-optimization/50693
 482         * tree-cfg.c (gimple_can_merge_blocks_p): Allow merging with
 483         non-forced user labels.
 484         (gimple_merge_blocks): Turn non-forced user labels into
 485         debug bind stmt with the label as first operand and reset value.
 486         (gimple_duplicate_bb): Don't duplicate label debug stmts.
 487         * dwarf2out.c (gen_label_die): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
 488         * final.c (final_scan_insn): Likewise.
 489         (rest_of_clean_state): Don't dump NOTE_INSN_DELETED_DEBUG_LABEL.
 490         * var-tracking.c (debug_label_num): New variable.
 491         (delete_debug_insns): Don't delete DEBUG_INSNs for LABEL_DECLs,
 492         instead turn them into NOTE_INSN_DELETED_DEBUG_LABEL notes.
 493         * cfglayout.c (skip_insns_after_block, duplicate_insn_chain): Handle
 494         NOTE_INSN_DELETED_DEBUG_LABEL.
 495         (duplicate_insn_chain): Don't duplicate LABEL_DECL DEBUG_INSNs.
 496         * insn-notes.def (DELETED_DEBUG_LABEL): New note kind.
 497         * print-rtl.c (print_rtx): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
 498         * gengtype.c (adjust_field_rtx_def): Likewise.
 499         * config/i386/i386.c (ix86_output_function_epilogue): For MachO
 500         clear CODE_LABEL_NUMBER of NOTE_INSN_DELETED_DEBUG_LABEL
 501         if their are at the end of function and nop hasn't been emitted.
 502         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Likewise.
 503
 504 2011-11-05  Georg-Johann Lay  <avr@gjlay.de>
 505
 506         PR rtl-optimization/50448
 507         * cprop.c (try_replace_reg): Also try to replace uses of FROM that
 508         appear in SET_DEST.
 509
 510 2011-11-05  Peter Dufault  <dufault@hda.com>,
 511             Sebastian Huber  <sebastian.huber@embedded-brains.de>
 512
 513         * config/rs6000/rtems.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
 514         Extend rs6000_spe handling.
 515
 516 2011-11-05  Ralf Corsépius  <ralf.corsepius@rtems.org>
 517
 518         * config/rs6000/t-rtems: Add -mcpu=8540/-mfloat-gprs=double multilib.
 519         Remove -mcpu=601 multilib.
 520         Remove -Dmpc8260 multilib.
 521         * config/rs6000/rtems.h: Allow --float-gprs=... to override grps
 522         on E500 targets.
 523
 524 2011-11-05  Quentin Neill  <quentin.neill@amd.com>
 525
 526         Piledriver f16cintrin.h fix.
 527         * config/i386/f16cintrin.h: Contents moved from immintrin.h.
 528         * config/i386/immintrin.h: Include f16cintrin.h.
 529         * config.gcc (i[34567]86-*-*, x86_64-*-*): Add f16cintrin.h.
 530
 531
 532 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
 533
 534         PR c++/50608
 535         * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
 536         to fold_offsetof.
 537         * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
 538
 539 2011-11-04  Alan Modra  <amodra@gmail.com>
 540
 541         * reload1.c (gen_reload): Don't use REGNO on SUBREGs.
 542         * print-rtl.c (print_rtx): Don't segfault on negative regno.
 543
 544 2011-11-04  David S. Miller  <davem@davemloft.net>
 545
 546         PR target/49965
 547         * config/sparc/sparc.c (sparc_expand_conditional_move): Handle the
 548         fact that sparc_emit_float_lib_cmp modifies the comparison in
 549         operands[1].
 550
 551 2011-11-04  Ralf Corsépius  <ralf.corsepius@rtems.org>
 552
 553         * config/lm32/t-rtems: New.
 554         * config.gcc (lm32-*-rtems*): Add t-rtems.
 555
 556 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
 557
 558         PR target/50979
 559         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
 560
 561 2011-11-04  Jiangning Liu  <jiangning.liu@arm.com>
 562
 563         PR rtl-optimization/38644
 564         * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
 565         for epilogue having stack adjustment.
 566
 567 2011-11-04  Georg-Johann Lay  <avr@gjlay.de>
 568
 569         PR target/50931
 570         * config/avr/avr-modes.def: New file defining PSImode.
 571         * config/avr/avr-c.c (__INT24_MAX__, __INT24_MIN__,
 572         __UINT24_MAX__): New built-in defines.
 573         * config/avr/avr.md (adjust_len): Add tstpsi, mov24,  reload_in24,
 574         ashlpsi, ashrpsi, lshrpsi.
 575         (QISI, QIDI, HISI, HIDI, MPUSH, rotx, rotsmode): Add PSI.
 576         (MOVMODE): New mode iterator.
 577         (movpsi): New expander.
 578         (movqi, movhi, movsi, movsf, movpsi): Write as one using MOVMODE.
 579         (*reload_inpsi, *movpsi): New insns.
 580         (*reload_inpsi): New RTL peephole.
 581         (addpsi3, *addpsi3_zero_extend.qi, *addpsi3_zero_extend.hi,
 582         *addpsi3_sign_extend.hi): New insns.
 583         (subpsi3, *subpsi3_zero_extend.qi, *subpsi3_zero_extend.hi,
 584         *subpsi3_sign_extend.hi): New insns.
 585         (divmodpsi4, udivmodpsi4): New define insn-and-split.
 586         (*divmodpsi4_call, *udivmodpsi4_call): New insns.
 587         (andpsi3, iorpsi3, xorpsi3): New insns.
 588         (*rotlpsi2.1, *rotlpsi2.23): New insns.
 589         (*rotw<mode>): Insn condition only allow even-sized modes.
 590         (*rotb<mode>): Insn condition allows odd-sized modes.
 591         (ashlpsi3, ashrpsi3, lshrpsi3, *addpsi3.lt0): New insns.
 592         (negpsi2, one_cmplpsi2): New insns.
 593         (extendqipsi2, extendhipsi2, extendpsisi2): New insns.
 594         (zero_extendqipsi2, zero_extendhipsi2, zero_extendpsisi2): New
 595         insn-and-splits.
 596         (*cmppsi, *negated_tstpsi, *reversed_tstpsi): New insns.
 597         (cbranchpsi4): New expander.
 598         * config/avr/constraints.md (Ca3, Co3, Cx3): New constraints.
 599         * config/avr/avr-protos.h (avr_out_tstpsi, avr_out_movpsi,
 600         avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3,
 601         avr_out_reload_inpsi): New prototypes.
 602
 603         * config/avr/avr.c (TARGET_SCALAR_MODE_SUPPORTED_P): Define to...
 604         (avr_scalar_mode_supported_p): ...this new static function.
 605         (avr_asm_len): Always return "".
 606         (avr_out_load_psi, avr_out_store_psi): New static functions.
 607         (avr_out_movpsi, avr_out_reload_inpsi): New functions.
 608         (avr_out_tstpsi): New function.
 609         (avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3): New functions.
 610         (avr_out_plus_1, output_reload_in_const): Handle 3-byte types.
 611         (avr_simplify_comparison_p): Ditto.
 612         (adjust_insn_length): Handle ADJUST_LEN_RELOAD_IN24,
 613         ADJUST_LEN_MOV24, ADJUST_LEN_TSTPSI, ADJUST_LEN_ASHLPSI,
 614         ADJUST_LEN_ASHRPSI, ADJUST_LEN_LSHRPSI.
 615         (avr_rtx_costs_1): Report PSI costs.
 616         (avr_libcall_value): Handle odd-sized parameters.
 617         (avr_init_builtin_int24): New static function to define built-in
 618         24-bit types __int24 and __uint24.
 619         (avr_init_builtins): Use it.
 620
 621 2011-11-04  Thomas Doerfler <thomas.doerfler@embedded-brains.de>
 622
 623         PR target/50989
 624         * config/arm/rtems-elf.h, config/arm/t-rtems: Add optional
 625         support for VFP floating point model.
 626
 627 2011-11-04  Tristan Gingold  <gingold@adacore.com>
 628
 629         * config/alpha/vms.h (ASM_OUTPUT_DEF): Do not switch section.
 630
 631 2011-11-04  Ira Rosen  <ira.rosen@linaro.org>
 632
 633         Unrevert:
 634         2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
 635
 636         PR tree-optimization/50730
 637         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
 638         analysis if encountered unsupported data-ref.
 639
 640 2011-11-04  Jakub Jelinek  <jakub@redhat.com>
 641
 642         * config/i386/i386.c (ix86_expand_vector_convert_uns_vsivsf): New
 643         function.
 644         * config/i386/i386-protos.h (ix86_expand_vector_convert_uns_vsivsf):
 645         New prototype.
 646         * config/i386/sse.md (floatuns<sseintvecmodelower><mode>2): Use it.
 647         For floatunsv8siv8sf2 require TARGET_AVX2.
 648
 649         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): Add
 650         XORP argument.  Subtract 0x1p31 instead of 0x1p32.  Use normal
 651         signalling comparison instead of non-signalling.  Store into
 652         *XORP pseudo holding 0x80000000 integers if 0x1p31 has been
 653         subtracted and 0 otherwise.
 654         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si):
 655         Adjust prototype.
 656         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Enable
 657         already for TARGET_SSE2.  Xor in vector initialized by
 658         ix86_expand_adjust_ufix_to_sfix_si at the end.
 659         (vec_pack_ufix_trunc_<mode>): Likewise.
 660
 661         * tree-vect-stmts.c (vectorizable_conversion): Rewritten to handle
 662         not just FLOAT_EXPR and FIX_TRUNC_EXPR, but also CONVERT_EXPR_CODE_P,
 663         WIDEN_MULT_EXPR and WIDEN_LSHIFT_EXPR to handle what
 664         vectorizable_type_demotion and vectorizable_type_promotion did.
 665         Additionally handle FLOAT_EXPR and FIX_TRUNC_EXPR where the integer
 666         is {,un}signed {char,short}.
 667         (vect_create_vectorized_demotion_stmts): Fix comment typo.  For
 668         recursive calls unconditionally use VEC_PACK_TRUNC_EXPR.
 669         Push vec_dest back to the vec_dsts vector at the end.
 670         (vect_create_vectorized_promotion_stmts): Don't recurse, do just
 671         one step.  Removed multi_step_cvt, vec_dsts, slp_node and
 672         prev_stmt_info arguments, add vec_dest argument.  Push always
 673         into vec_tmp, not just when multi_step_cvt != 0, replace *vec_oprdn0
 674         with vec_tmp at the end after freeing old *vec_oprnd0 vector.
 675         (vectorizable_type_demotion, vectorizable_type_promotion): Removed.
 676         (vect_analyze_stmt): Don't call vectorizable_type_demotion and
 677         vectorizable_type_promotion.  Call vectorizable_conversion even
 678         for SLP bb vectorization.
 679         (vect_transform_stmt): Call vectorizable_conversion instead of
 680         vectorizable_type_demotion and vectorizable_type_promotion.
 681         (supportable_widening_operation): Clear *multi_step_cvt first,
 682         simplify c1/c2 computation, free *interm_types vector on failure.
 683         (supportable_narrowing_operation): Clear *multi_step_cvt first,
 684         free *interm_types vector on failure, handle multi-step
 685         FIX_TRUNC_EXPR.
 686
 687 2011-11-04  Tristan Gingold  <gingold@adacore.com>
 688
 689         * config/alpha/alpha.c (alpha_write_linkage): Remove fundecl
 690         argument.  Conditionally generate crash debug info.  Adjust
 691         for alpha_funcs_tree removal.
 692         (machine_function): Add links field.
 693         (alpha_start_function): Conditionally generate crash debug info.
 694         (alpha_end_function): Adjust call to alpha_write_linkage.
 695         (alpha_funcs): Remove.
 696         (links_kind): Remove.
 697         (alpha_links): Remove num, target and lkind field.  Add func field.
 698         (alpha_links_tree): Remove.
 699         (alpha_funcs_tree): Remove.
 700         (alpha_need_linkage): Remove.
 701         (alpha_use_linkage): Change prototype.  Adjust.
 702         (alpha_write_one_linkage): Use ASM_OUTPUT_INTERNAL_LABEL.
 703         Use SYMBOL_REF_EXTERNAL_P and SYMBOL_REF_LOCAL_P macro.
 704         * config/alpha/alpha-protos.h (alpha_use_linkage): Update.
 705         (alpha_need_linkage): Remove.
 706         * config/alpha/alpha.md: Update calls to alpha_use_linkage.
 707         Adjust calls to alpha_need_linkage.
 708
 709 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 710
 711         * sched-vis.c (print_value): Handle STRICT_LOW_PART.
 712
 713 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 714
 715         * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
 716         rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
 717         btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
 718
 719 2011-11-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 720
 721         PR target/50978
 722         * config/arm/t-bpabi: New file.
 723         * config.gcc (arm*-*-linux*): Add arm/t-bpabi to tmake_file for
 724         arm*-*-linux-*eabi.
 725         (arm*-*-uclinux*): Add arm/t-bpabi to tmake_file for
 726         arm*-*-uclinux*eabi.
 727         (arm*-*-eabi*, arm*-*-symbianelf*): Add arm/t-bpabi to tmake_file
 728         for arm*-*-eabi*.
 729
 730 2011-11-03  Michael Matz  <matz@suse.de>
 731
 732         PR bootstrap/50857
 733         * configure.ac: Check for -fno-exceptions -fno-rtti.
 734         * configure: Regenerate.
 735         * Makefile.in (NOEXCEPTION_FLAGS): New flag.
 736         (ALL_CXXFLAGS): Use it.
 737
 738 2011-11-03  Uros Bizjak  <ubizjak@gmail.com>
 739
 740         * config/i386/i386.md: Use {} for multi-line preparation statements.
 741
 742 2011-11-03  Eric Botcazou  <ebotcazou@adacore.com>
 743
 744         * config/sparc/sparc.md (movtf_insn_sp32_no_fpu): Consolidate into...
 745         (movtf_insn_sp32): ...this.
 746         (movtf_insn_sp64_no_fpu): Consolidate into...
 747         (movtf_insn_sp64): ...this.
 748         (movtf_insn_sp64_hq): Do not test TARGET_FPU.
 749         * config/sparc/sparc.c (sparc_legitimate_address_p): Likewise.
 750
 751 2011-11-03  Tristan Gingold  <gingold@adacore.com>
 752
 753         * config/vms/vms.c (vms_patch_builtins): Fix typo.
 754
 755 2011-11-03  Richard Guenther  <rguenther@suse.de>
 756
 757         PR lto/44965
 758         * lto-opts.c: Re-implement.
 759         * lto-streamer.h (lto_register_user_option): Remove.
 760         (lto_read_file_options): Likewise.
 761         (lto_reissue_options): Likewise.
 762         (lto_clear_user_options): Likewise.
 763         (lto_clear_file_options): Likewise.
 764         * opts-global.c (post_handling_callback): Remove.
 765         (set_default_handlers): Do not set post_handling_callback.
 766         (decode_options): Remove LTO specific code.
 767         * lto-wrapper.c (merge_and_complain): New function.
 768         (run_gcc): Read all input file options and
 769         prepend a merged set before the linker driver options.
 770         * gcc.c (driver_post_handling_callback): Remove.
 771         (set_option_handlers): Do not set post_handling_callback.
 772         * opts-common.c (handle_option): Do not call post_handling_callback.
 773         * opts.h (struct cl_option_handlers): Remove post_handling_callback.
 774
 775 2011-11-03  Richard Guenther  <rguenther@suse.de>
 776
 777         * collect2.c (main): Guard object_nbr variable with TARGET_AIX_VERSION.
 778
 779 2011-11-03  Martin Jambor  <mjambor@suse.cz>
 780
 781         * ipa-prop.c (type_change_info): New fields offset, object,
 782         known_current_type and multiple_types_encountered.
 783         (extr_type_from_vtbl_ptr_store): New function.
 784         (check_stmt_for_type_change): Use it, set multiple_types_encountered if
 785         the result is different from the previous one.
 786         (detect_type_change): Renamed to detect_type_change_1. New parameter
 787         comp_type.  Set up new fields in tci, build known type jump
 788         functions if the new type can be identified.
 789         (detect_type_change): New function.
 790         * tree.h (DECL_CONTEXT): Comment new use.
 791
 792 2011-11-03  Richard Guenther  <rguenther@suse.de>
 793
 794         PR lto/48217
 795         * lto-wrapper.c (get_options_from_collect_gcc_options): Properly
 796         decode an encoded literal '.
 797
 798 2011-11-03  Tristan Gingold  <gingold@adacore.com>
 799
 800         * collect2.c (main): Add support of -f (response file) on AIX.
 801
 802 2011-11-03  Ira Rosen  <ira.rosen@linaro.org>
 803
 804         PR tree-optimization/50912
 805         * tree-vectorizer.h (slp_void_p): New.
 806         (struct _slp_tree): Replace left and right with children.  Update
 807         documentation.
 808         (struct _slp_oprnd_info): New.
 809         (vect_get_vec_defs): Declare.
 810         (vect_get_slp_defs): Update arguments.
 811         * tree-vect-loop.c (vect_create_epilog_for_reduction): Call
 812         vect_get_vec_defs instead of vect_get_slp_defs.
 813         (vectorizable_reduction): Likewise.
 814         * tree-vect-stmts.c (vect_get_vec_defs): Remove static, add argument.
 815         Update call to vect_get_slp_defs.
 816         (vectorizable_conversion): Update call to vect_get_vec_defs.
 817         (vectorizable_assignment, vectorizable_shift,
 818         vectorizable_operation): Likewise.
 819         (vectorizable_type_demotion): Call vect_get_vec_defs instead of
 820         vect_get_slp_defs.
 821         (vectorizable_type_promotion, vectorizable_store): Likewise.
 822         (vect_analyze_stmt): Fix typo.
 823         * tree-vect-slp.c (vect_free_slp_tree): Update SLP tree traversal.
 824         (vect_print_slp_tree, vect_mark_slp_stmts,
 825         vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
 826         vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
 827         vect_schedule_slp_instance): Likewise.
 828         (vect_create_new_slp_node): New.
 829         (vect_create_oprnd_info, vect_free_oprnd_info): Likewise.
 830         (vect_get_and_check_slp_defs): Pass information about defs using
 831         oprnds_info, allow any number of operands.
 832         (vect_build_slp_tree): Likewise.  Update calls to
 833         vect_get_and_check_slp_defs.  Fix comments.
 834         (vect_analyze_slp_instance): Move node creation to
 835         vect_create_new_slp_node.
 836         (vect_get_slp_defs): Allow any number of operands.
 837
 838 2011-11-02  Peter Bergner  <bergner@vnet.ibm.com>
 839             Iain Sandoe  <iains@gcc.gnu.org>
 840
 841         * config/rs6000/rs6000.c (USE_HIDDEN_LINKONCE): New define.
 842         (get_ppc476_thunk_name): Use it.
 843         (rs6000_code_end): Likewise.
 844         (macho_branch_islands): Fix typo.
 845
 846 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
 847             Jason Merrill  <jason@redhat.com>
 848
 849         PR c++/50810
 850         * configure.ac: Add -Wno-narrowing to warning options.
 851         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
 852
 853 2011-11-02  Eric Botcazou  <ebotcazou@adacore.com>
 854
 855         PR target/50945
 856         * config/sparc/sparc.md (movsf_insn): Reindent constraints.
 857         (movdf_insn_sp32): Likewise.  Remove redundant G constraint.
 858         (movdf_insn_sp64): Likewise.
 859         (DFmode splitter): Do not test TARGET_FPU.
 860         (movtf_insn_sp32): Reindent constraints.
 861         (movtf_insn_sp32_no_fpu): Likewise.
 862         (movtf_insn_sp64): Likewise.
 863         (movtf_insn_sp64_hq): Likewise.
 864         (movtf_insn_sp64_no_fpu): Likewise.
 865
 866 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
 867
 868         PR c++/50956
 869         * builtins.c (fold_builtin_memchr): Fix cast.
 870
 871 2011-11-02  Teresa Johnson  <tejohnson@google.com>
 872
 873         * config/i386/predicates.md (promotable_binary_operator): Add minus
 874         to the list of promotable operators.
 875
 876 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 877
 878         * gthr-single.h, gthr.h: Move to ../libgcc.
 879         * gthr-aix.h: Move to ../libgcc/config/rs6000.
 880         * gthr-dce.h: Move to ../libgcc/config/pa.
 881         * gthr-lynx.h: Move to ../libgcc/config.
 882         * gthr-mipssde.h: Move to ../libgcc/config/mips.
 883         * gthr-posix.h: Move to ../libgcc/config.
 884         * gthr-rtems.h: Likewise.
 885         * gthr-tpf.h: Move to ../libgcc/config/s390.
 886         * gthr-vxworks.h: Move to ../libgcc/config.
 887         * gthr-win32.h: Move to ../libgcc/config/i386.
 888         * configure.ac (gthread_flags): Remove
 889         (gthr-default.h): Don't create.
 890         (thread_file): Don't substitute.
 891         * configure: Regenerate.
 892         * Makefile.in (GCC_THREAD_FILE): Remove.
 893         (GTHREAD_FLAGS): Remove.
 894         (libgcc.mvars): Remove GTHREAD_FLAGS.
 895         * config/t-vxworks (EXTRA_HEADERS): Remove.
 896
 897 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 898             Paolo Bonzini  <bonzini@gnu.org>
 899
 900         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
 901         * configure: Regenerate.
 902         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
 903         (TM_H): Remove libgcc_tm.h, $(libgcc_tm_file_list).
 904         (libgcc_tm.h, cs-libgcc_tm.h): Remove.
 905         (clean): Remove libgcc_tm.h
 906         * mkconfig.sh: Don't include libgcc_tm.h in tm.h.
 907         * config.gcc (libgcc_tm_file): Remove.
 908         (arm*-*-linux*): Remove libgcc_tm_file for arm*-*-linux-*eabi.
 909         (arm*-*-uclinux*): Remove libgcc_tm_file for arm*-*-uclinux*eabi.
 910         (arm*-*-eabi*, arm*-*-symbianelf*): Remove libgcc_tm_file.
 911         (avr-*-rtems*): Likewise.
 912         (avr-*-*): Likewise.
 913         (frv-*-elf): Likewise.
 914         (frv-*-*linux*): Likewise.
 915         (h8300-*-rtems*): Likewise.
 916         (h8300-*-elf*): Likewise.
 917         (i[34567]86-*-darwin*): Likewise.
 918         (x86_64-*-darwin*): Likewise.
 919         (rx-*-elf*): Likewise.
 920         (tic6x-*-elf): Likewise.
 921         (tic6x-*-uclinux): Likewise.
 922         (i[34567]86-*-linux*, x86_64-*-linux*): Likewise.
 923
 924 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 925
 926         * Makefile.in (LIBGCC2_DEBUG_CFLAGS LIBGCC2_CFLAGS)
 927         (LIBGCC2_INCLUDES, TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA)
 928         (LIB2FUNCS_STATIC_EXTRA, LIB2FUNCS_EXCLUDE, T, T_TARGET)
 929         (INCLUDES_FOR_TARGET): Remove.
 930         (LIBGCC2_CFLAGS): Don't export.
 931         (LIB2FUNCS_ST, LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST, srcdirify):
 932         Remove.
 933         (libgcc-support): Remove $(LIB2ADD), $(LIB2ADD_ST) dependencies.
 934         (libgcc.mvars): Likewise.
 935         Don't emit LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE, LIB2ADD, LIB2ADD_ST,
 936         LIB2_SIDITI_CONV_FUNCS, LIB2_DIVMOD_FUNCS, LIBGCC2_CFLAGS,
 937         TARGET_LIBGCC2_CFLAGS.
 938         Emit GTHREAD_FLAGS.
 939         * libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: Move to ../libgcc.
 940         * config/darwin-64.c: Move to ../libgcc/config.
 941         * config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
 942         config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
 943         config/udivmodsi4.c: Move to ../libgcc/config.
 944         * config/gthr-posix.c: Move to ../libgcc/config/alpha.
 945         * config/memcmp.c, config/memcpy.c, config/memmove.c,
 946         config/memset.c: Move to ../libgcc/config.
 947         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Remove.
 948         * config/t-freebsd: Remove.
 949         * config/t-freebsd-thread: Move to ../libgcc/config.
 950         * config/t-libgcc-pic: Move to ../libgcc/config.
 951         * config/t-libunwind (TARGET_LIBGCC2_CFLAGS): Remove.
 952         * config/t-linux: Remove.
 953         * config/t-lynx (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
 954         Remove.
 955         * config/t-openbsd-thread: Move to ../libgcc/config.
 956         * config/t-rtems (LIBGCC2_INCLUDES): Remove.
 957         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Remove.
 958         * config/t-svr4: Remove.
 959         * config/t-vxworks (LIBGCC, INSTALL_LIBGCC, TARGET_LIBGCC2_CFLAGS)
 960         (LIBGCC2_DEBUG_CFLAGS, LIB2FUNCS_EXTRA, LIBGCC2_INCLUDES): Remove.
 961         * config/vxlib.c, config/vxlib-tls.c: Move to ../libgcc/config.
 962         * config/alpha/qrnnd.asm: Move to ../libgcc/config/alpha/qrnnd.S.
 963         * config/alpha/t-alpha, config/alpha/t-ieee: Remove.
 964         * config/alpha/t-vms (LIB2FUNCS_EXTRA, LIBGCC, INSTALL_LIBGCC): Remove.
 965         * config/alpha/vms-gcc_shell_handler.c: Move to ../libgcc/config/alpha.
 966         * config/arm/bpabi.c, config/arm/unaligned-funcs.c,
 967         config/arm/fp16.c, config/arm/linux-atomic.c,
 968         config/arm/linux-atomic-64bit.c: Move to ../libgcc/config/arm.
 969         * config/arm/t-arm-elf (LIBGCC, INSTALL_LIBGCC)
 970         (TARGET_LIBGCC2_CFLAGS): Remove.
 971         * config/arm/t-bpabi, config/arm/t-linux: Remove.
 972         * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS)
 973         (LIB2FUNCS_STATIC_EXTRA): Remove.
 974         * config/arm/t-netbsd: Remove.
 975         * config/arm/t-strongarm-elf (LIBGCC, INSTALL_LIBGCC)
 976         (TARGET_LIBGCC2_CFLAGS): Remove.
 977         * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Remove.
 978         * config/arm/t-wince-pe (LIBGCC, INSTALL_LIBGCC)
 979         (TARGET_LIBGCC2_CFLAGS): Remove.
 980         * config/avr/t-avr (LIB2FUNCS_EXCLUDE, TARGET_LIBGCC2_CFLAGS)
 981         (LIBGCC, INSTALL_LIBGCC): Remove.
 982         * config/bfin/t-bfin-elf (TARGET_LIBGCC2_CFLAGS): Remove.
 983         * config/bfin/t-bfin-linux: Likewise.
 984         * config/bfin/t-bfin-uclinux: Likewise.
 985         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
 986         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
 987         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
 988         config/c6x/ltf.c: Move to ../libgcc/config/c6x.
 989         * config/c6x/t-c6x-elf (LIB2FUNCS_EXCLUDE, LIB2FUNCS_EXTRA): Remove.
 990         * config/c6x/t-c6x-uclinux (TARGET_LIBGCC2_CFLAGS): Remove.
 991         * config/cris/arit.c: Move to ../libgcc/config/cris.
 992         * config/cris/cris_abi_symbol.c: Remove.
 993         * config/cris/cris.h: Remove obsolete comment.
 994         * config/cris/mulsi3.asm: Move to ../libgcc/config/cris/mulsi3.S.
 995         * config/cris/t-cris (LIB2FUNCS_EXTRA, CRIS_LIB1CSRC)
 996         ($(LIB2FUNCS_EXTRA)): Remove.
 997         * config/cris/t-elfmulti (LIB2FUNCS_STATIC_EXTRA, INSTALL_LIBGCC)
 998         (LIBGCC): Remove.
 999         * config/cris/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
1000         * config/fr30/t-fr30: Remove.
1001         * config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
1002         config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
1003         config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: Move
1004         to ../libgcc/config/frv.
1005         * config/frv/t-frv (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
1006         (cmovh.c, cmovw.c, cmovd.c, modi.c, umodi.c, uitof.c, uitod.c)
1007         (ulltof.c, LIBGCC, INSTALL_LIBGCC): Remove.
1008         * config/frv/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
1009         * config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
1010         config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
1011         config/h8300/popcounthi2.c: Move to ../libgcc/config/h8300.
1012         * config/h8300/t-h8300 (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
1013         (LIBGCC, INSTALL_LIBGCC): Remove.
1014         * config/i386/gthr-win32.c: Move to ../libgcc/config/i386.
1015         * config/i386/t-cygming (LIBGCC2_INCLUDES): Remove.
1016         * config/i386/t-cygwin: Remove.
1017         * config/i386/t-darwin (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
1018         (LIB2FUNCS_EXCLUDE): Remove.
1019         * config/i386/t-darwin64 (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
1020         (LIBGCC, INSTALL_LIBGCC): Remove.
1021         * config/i386/t-gthr-win32: Move to ../libgcc/config/i386.
1022         * config/i386/t-linux64 (LIBGCC, INSTALL_LIBGCC): Remove.
1023         * config/i386/t-mingw-w32: Likewise.
1024         * config/i386/t-mingw-w64: Likewise.
1025         * config/i386/t-openbsd: Likewise.
1026         * config/i386/t-nto: Remove.
1027         * config/ia64/quadlib.c: Move to ../libgcc/config/ia64.
1028         * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
1029         (quadlib.c): Remove.
1030         * config/ia64/t-ia64: Remove comment.
1031         * config/iq2000/lib2extra-funcs.c: Move to
1032         ../libgcc/config/iq2000/lib2funcs.c.
1033         * config/iq2000/t-iq2000: Remove.
1034         * config/m32c/m32c-lib2.c: Move to ../libgcc/config/m32c/lib2funcs.c.
1035         * config/m32c/m32c-lib2-trapv.c: Move to ../libgcc/config/m32c/trapv.c.
1036         * config/m32r/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
1037         * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Remove.
1038         * config/m32r/t-m32r (TARGET_LIBGCC2_CFLAGS, LIBGCC)
1039         (INSTALL_LIBGCC): Remove.
1040         * config/m68k/fpgnulib.c: Move to ../libgcc/config/m68k.
1041         * config/m68k/t-floatlib: Remove.
1042         * config/m68k/t-mlibs (LIBGCC, INSTALL_LIBGCC): Remove.
1043         * config/mcore/t-mcore (TARGET_LIBGCC2_CFLAGS): Remove.
1044         Fix typo.
1045         (LIBGCC, INSTALL_LIBGCC): Remove.
1046         * config/mep/mep-lib2.c: Move to ../libgcc/config/mep/lib2funcs.c.
1047         * config/mep/mep-tramp.c: Move to ../libgcc/config/mep/tramp.c.
1048         * config/mep/t-mep (LIB2FUNCS_EXTRA): Remove.
1049         * config/mips/t-elf (TARGET_LIBGCC2_CFLAGS, LIBGCC)
1050         (INSTALL_LIBGCC): Remove.
1051         * config/mips/t-isa3264: Likewise.
1052         * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Remove.
1053         * config/mips/t-r3900 (TARGET_LIBGCC2_CFLAGS, LIBGCC)
1054         (INSTALL_LIBGCC): Remove.
1055         * config/mips/t-sde (LIBGCC, INSTALL_LIBGCC): Remove.
1056         * config/mips/t-sr71k (TARGET_LIBGCC2_CFLAGS, LIBGCC)
1057         (INSTALL_LIBGCC): Remove.
1058         * config/mips/t-vr (TARGET_LIBGCC2_CFLAGS)
1059         (LIB2FUNCS_STATIC_EXTRA): Remove.
1060         * config/mips/vr4120-div.S: Move to ../libgcc/config/mips.
1061         * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Remove.
1062         * config/mn10300/t-mn10300 (LIBGCC, INSTALL_LIBGCC): Remove.
1063         * config/pa/fptr.c, config/pa/linux-atomic.c: Move to
1064         ../libgcc/config/pa.
1065         * config/pa/lib2funcs.asm: Move to ../libgcc/config/pa/lib2funcs.S.
1066         * config/pa/quadlib.c: Move to ../libgcc/config/pa.
1067         * config/pa/t-dce-thr (LIBGCC, INSTALL_LIBGCC): Remove.
1068         * config/pa/t-linux, config/pa/t-linux64: Remove.
1069         * config/pa/t-pa-hpux, config/pa/t-pa-hpux10,
1070         config/pa/t-pa-hpux11, config/pa/t-pa64: Remove.
1071         * config/pdp11/t-pdp11 (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA):
1072         Remove.
1073         * config/picochip/libgccExtras: Move to ../libgcc/config/picochip.
1074         * config/picochip/t-picochip (LIB2FUNCS_EXTRA, RANLIB_FOR_TARGET)
1075         (TARGET_LIBGCC2_CFLAGS, LIBGCC2_DEBUG_CFLAGS): Remove.
1076         * config/rs6000/crtresfpr.asm: Move to
1077         ../libgcc/config/rs6000/crtresfpr.S.
1078         * config/rs6000/crtresgpr.asm: Move to
1079         ../libgcc/config/rs6000/crtresgpr.S.
1080         * config/rs6000/crtresxfpr.asm: Move to
1081         ../libgcc/config/rs6000/crtresxfpr.S.
1082         * config/rs6000/crtresxgpr.asm: Move to
1083         ../libgcc/config/rs6000/crtresxgpr.S.
1084         * config/rs6000/crtsavfpr.asm: Move to
1085         ../libgcc/config/rs6000/crtsavfpr.S.
1086         * config/rs6000/crtsavgpr.asm: Move to
1087         ../libgcc/config/rs6000/crtsavgpr.S.
1088         * config/rs6000/darwin-asm.h: Move to ../libgcc/config/rs6000.
1089         * config/rs6000/darwin-fpsave.asm: Move to
1090         ../libgcc/config/rs6000/darwin-fpsave.S.
1091         * config/rs6000/darwin-gpsave.asm: Move to
1092         ../libgcc/config/rs6000/darwin-gpsave.S.
1093         * config/rs6000/darwin-tramp.asm: Move to
1094         ../libgcc/config/rs6000/darwin-tramp.S.
1095         * config/rs6000/darwin-vecsave.asm: Move to
1096         ../libgcc/config/rs6000/darwin-vecsave.S.
1097         * config/rs6000/darwin-world.asm: Move to
1098         ../libgcc/config/rs6000/darwin-world.S.
1099         * config/rs6000/e500crtres32gpr.asm: Move to
1100         ../libgcc/config/rs6000/e500crtres32gpr.S.
1101         * config/rs6000/e500crtres64gpr.asm: Move to
1102         ../libgcc/config/rs6000/e500crtres64gpr.S.
1103         * config/rs6000/e500crtres64gprctr.asm: Move to
1104         ../libgcc/config/rs6000/e500crtres64gprctr.S.
1105         * config/rs6000/e500crtrest32gpr.asm: Move to
1106         ../libgcc/config/rs6000/e500crtrest32gpr.S.
1107         * config/rs6000/e500crtrest64gpr.asm: Move to
1108         ../libgcc/config/rs6000/e500crtrest64gpr.S.
1109         * config/rs6000/e500crtresx32gpr.asm: Move to
1110         ../libgcc/config/rs6000/e500crtresx32gpr.S.
1111         * config/rs6000/e500crtresx64gpr.asm: Move to
1112         ../libgcc/config/rs6000/e500crtresx64gpr.S.
1113         * config/rs6000/e500crtsav32gpr.asm: Move to
1114         ../libgcc/config/rs6000/e500crtsav32gpr.S.
1115         * config/rs6000/e500crtsav64gpr.asm: Move to
1116         ../libgcc/config/rs6000/e500crtsav64gpr.S.
1117         * config/rs6000/e500crtsav64gprctr.asm: Move to
1118         ../libgcc/config/rs6000/e500crtsav64gprctr.S.
1119         * config/rs6000/e500crtsavg32gpr.asm: Move to
1120         ../libgcc/config/rs6000/e500crtsavg32gpr.S.
1121         * config/rs6000/e500crtsavg64gpr.asm: Move to
1122         ../libgcc/config/rs6000/e500crtsavg64gpr.S.
1123         * config/rs6000/e500crtsavg64gprctr.asm: Move to
1124         ../libgcc/config/rs6000/e500crtsavg64gprctr.S.
1125         * config/rs6000/eabi.asm: Move to ../libgcc/config/rs6000/eabi.S.
1126         * config/rs6000/t-aix43 (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
1127         (TARGET_LIBGCC2_CFLAGS): Remove.
1128         * config/rs6000/t-aix52: Likewise.
1129         * config/rs6000/t-darwin: Remove.
1130         * config/rs6000/t-darwin64 (LIB2_SIDITI_CONV_FUNCS)
1131         (LIB2FUNCS_EXTRA): Remove.
1132         * config/rs6000/t-fprules (LIBGCC, INSTALL_LIBGCC): Remove.
1133         * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Remove.
1134         * config/rs6000/t-lynx (LIB2FUNCS_EXTRA, tramp.S, LIBGCC)
1135         (INSTALL_LIBGCC): Remove.
1136         * config/rs6000/t-netbsd (LIB2FUNCS_EXTRA)
1137         (LIB2FUNCS_STATIC_EXTRA, tramp.S, crtsavfpr.S, crtresfpr.S)
1138         (crtsavgpr.S, crtresgpr.S, crtresxfpr.S, crtresxgpr.S, LIBGCC)
1139         (INSTALL_LIBGCC, $(T)crtsavfpr$(objext), $(T)crtresfpr$(objext))
1140         ($(T)crtsavgpr$(objext), $(T)crtresgpr$(objext))
1141         ($(T)crtresxfpr$(objext), $(T)crtresxgpr$(objext)): Remove.
1142         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA)
1143         (LIB2FUNCS_STATIC_EXTRA, eabi.S, tramp.S): Remove.
1144         * config/rs6000/t-spe (LIBGCC, INSTALL_LIBGCC): Remove.
1145         * config/rs6000/t-vxworks: Remove comment.
1146         * config/rs6000/tramp.asm: Move to ../libgcc/config/rs6000/tramp.S.
1147         * config/rx/t-rx (LIBGCC, INSTALL_LIBGCC): Remove.
1148         * config/sh/linux-atomic.asm: Move to
1149         ../libgcc/config/sh/linux-atomic.S.
1150         * config/sh/t-linux (LIB2FUNCS_EXTRA): Remove.
1151         * config/sh/t-netbsd: Remove.
1152         * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
1153         Remove.
1154         * config/sparc/t-elf (LIBGCC, INSTALL_LIBGCC): Remove.
1155         * config/sparc/t-leon: Likewise.
1156         * config/sparc/t-leon3: Likewise.
1157         * config/sparc/t-linux64: Likewise.
1158         * config/sparc/t-netbsd64: Fix typo.
1159         Remove comment.
1160         * config/spu/divmodti4.c, config/spu/divv2df3.c,
1161         config/spu/float_disf.c, config/spu/float_unsdidf.c,
1162         config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
1163         config/spu/mfc_multi_tag_release.c,
1164         config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
1165         config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
1166         config/spu/multi3.c: Move to ../libgcc/config/spu.
1167         * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXCLUDE)
1168         (LIB2FUNCS_STATIC_EXTRA, LIB2_SIDITI_CONV_FUNCS, LIBGCC)
1169         (INSTALL_LIBGCC): Remove.
1170         * config/stormy16/stormy16-lib2.c: Move to
1171         ../libgcc/config/stormy16/lib2.c.
1172         * config/stormy16/stormy16-lib2-ashlsi3.c: Move to
1173         ../libgcc/config/stormy16/ashlsi3.c.
1174         * config/stormy16/stormy16-lib2-ashrsi3.c: Move to
1175         ../libgcc/config/stormy16/ashrsi3.c.
1176         * config/stormy16/stormy16-lib2-clzhi2.c: Move to
1177         ../libgcc/config/stormy16/clzhi2.c.
1178         * config/stormy16/stormy16-lib2-cmpsi2.c: Move to
1179         ../libgcc/config/stormy16/cmpsi2.c.
1180         * config/stormy16/stormy16-lib2-ctzhi2.c: Move to
1181         ../libgcc/config/stormy16/ctzhi2.c.
1182         * config/stormy16/stormy16-lib2-divsi3.c: Move to
1183         ../libgcc/config/stormy16/divsi3.c.
1184         * config/stormy16/stormy16-lib2-ffshi2.c: Move to
1185         ../libgcc/config/stormy16/ffshi2.c.
1186         * config/stormy16/stormy16-lib2-lshrsi3.c: Move to
1187         ../libgcc/config/stormy16/lshrsi3.c.
1188         * config/stormy16/stormy16-lib2-modsi3.c: Move to
1189         ../libgcc/config/stormy16/modsi3.c.
1190         * config/stormy16/stormy16-lib2-parityhi2.c: Move to
1191         ../libgcc/config/stormy16/parityhi2.c.
1192         * config/stormy16/stormy16-lib2-popcounthi2.c: Move to
1193         ../libgcc/config/stormy16/popcounthi2.c.
1194         * config/stormy16/stormy16-lib2-ucmpsi2.c: Move to
1195         ../libgcc/config/stormy16/ucmpsi2.c.
1196         * config/stormy16/stormy16-lib2-udivmodsi4.c: Move to
1197         ../libgcc/config/stormy16/udivmodsi4.c.
1198         * config/stormy16/stormy16-lib2-udivsi3.c: Move to
1199         ../libgcc/config/stormy16/udivsi3.c.
1200         * config/stormy16/stormy16-lib2-umodsi3.c: Move to
1201         ../libgcc/config/stormy16/umodsi3.c.
1202         * config/stormy16/t-stormy16: Move to ../libgcc/config/t-stormy16.
1203         * config/v850/t-v850 (INSTALL_LIBGCC): Remove.
1204         * config/xtensa/lib2funcs.S: Move to ../libgcc/config/xtensa.
1205         * config/xtensa/t-elf: Remove.
1206         * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove.
1207         * config.gcc (*-*-freebsd*): Remove t-freebsd, t-freebsd-thread
1208         from tmake_file.
1209         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
1210         *-*-gnu*, *-*-kopensolaris*-gnu): Remove t-linux from tmake_file.
1211         (*-*-netbsd*): Remove t-libgcc-pic from tmake_file.
1212         (*-*-openbsd*): Likewise.
1213         Remove t-openbsd-thread for posix threads.
1214         (alpha*-*-linux*): Remove alpha/t-alpha, alpha/t-ieee from tmake_file.
1215         (alpha*-*-freebsd*): Likewise.
1216         (alpha*-*-netbsd*): Likewise.
1217         (alpha*-*-openbsd*): Likewise.
1218         (alpha64-dec-*vms*): Likewise.
1219         (alpha*-dec-*vms*): Likewise.
1220         (arm*-*-netbsdelf*): Remove arm/t-netbsd from tmake_file.
1221         (arm*-*-linux*): Remove t-linux from tmake_file.
1222         Remove arm/t-bpabi from tmake_file for arm*-*-linux-*eabi.
1223         (arm*-*-uclinux*): Remove arm/t-bpabi from tmake_file for
1224         arm*-*-uclinux*eabi.
1225         (arm*-*-eabi*, arm*-*-symbianelf* ): Remove arm/t-bpabi from
1226         tmake_file for arm*-*-eabi*.
1227         (fr30-*-elf): Remove tmake_file.
1228         (hppa*64*-*-linux*): Remove tmake_file.
1229         (hppa*-*-linux*): Likewise.
1230         (hppa[12]*-*-hpux10*): Remove pa/t-pa-hpux10, pa/t-pa-hpux from
1231         tmake_file.
1232         (hppa*64*-*-hpux11*): Remove pa/t-pa64, pa/t-pa-hpux from tmake_file.
1233         (hppa[12]*-*-hpux11*): Remove pa/t-pa-hpux11, pa/t-pa-hpux from
1234         tmake_file.
1235         (i[34567]86-*-elf*): Remove tmake_file.
1236         (x86_64-*-elf*): Likewise.
1237         (i[34567]86-*-nto-qnx*): Likewise.
1238         (i[34567]86-*-cygwin*): Remove i386/t-cygwin from tmake_file.
1239         (i[34567]86-*-mingw*, x86_64-*-mingw*): Remove i386/t-gthr-win32
1240         from tmake_file if using win32 threads.
1241         (iq2000*-*-elf*): Remove tmake-file.
1242         (microblaze*-linux*): Likewise.
1243         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
1244         (sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
1245         (sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
1246         (sh64l*-*-netbsd*): Remove sh/t-netbsd from tmake_file for
1247         sh5*-*-netbsd*, sh64*-netbsd*, *-*-netbsd.
1248         (xtensa*-*-elf*): Remove tmake_file.
1249
1250 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1251
1252         * Makefile.in (LIB1ASMSRC): Don't export.
1253         (libgcc.mvars): Don't emit LIB1ASMFUNCS, LIB1ASMSRC.
1254         * config/arm/arm.c: Update lib1funcs.asm filename.
1255         * config/arm/linux-eabi.h: Likewise.
1256         * config/arm/bpabi-v6m.S, config/arm/bpabi.S,
1257         config/arm/ieee754-df.S, config/arm/ieee754-sf.S: Move to
1258         ../libgcc/config/arm.
1259         * config/arm/lib1funcs.asm: Move to ../libgcc/config/arm/lib1funcs.S.
1260         * config/arm/t-arm (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1261         * config/arm/t-arm-elf (LIB1ASMFUNCS): Remove.
1262         * config/arm/t-bpabi: Likewise.
1263         * config/arm/t-linux (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1264         * config/arm/t-linux-eabi (LIB1ASMFUNCS): Remove.
1265         * config/arm/t-strongarm-elf: Likewise.
1266         * config/arm/t-symbian: Likewise.
1267         * config/arm/t-vxworks: Likewise.
1268         * config/arm/t-wince-pe: Likewise.
1269         * config/avr/libgcc.S: Move to ../libgcc/config/avr.
1270         * config/avr/t-avr (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1271         * config/bfin/lib1funcs.asm: Move to ../libgcc/config/bfin/lib1funcs.S.
1272         * config/bfin/t-bfin: Remove.
1273         * config/bfin/t-bfin-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1274         * config/bfin/t-bfin-linux: Likewise.
1275         * config/bfin/t-bfin-uclinux: Likewise.
1276         * config/c6x/lib1funcs.asm: Move to ../libgcc/config/c6x/lib1funcs.S.
1277         * config/c6x/t-c6x-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1278         * config/fr30/lib1funcs.asm: Move to ../libgcc/config/fr30/lib1funcs.S.
1279         * config/fr30/t-fr30 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1280         * config/frv/lib1funcs.asm: Move to ../libgcc/config/frv/lib1funcs.S.
1281         * config/frv/t-frv (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1282         * config/h8300/fixunssfsi.c: Update lib1funcs.asm filename.
1283         * config/h8300/lib1funcs.asm: Move to
1284         ../libgcc/config/h8300/lib1funcs.S.
1285         * config/h8300/t-h8300 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1286         * config/i386/cygwin.asm: Move to ../libgcc/config/i386/cygwin.S.
1287         * config/i386/t-cygming (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1288         * config/i386/t-interix: Likewise.
1289         * config/ia64/lib1funcs.asm: Move to ../libgcc/config/ia64/lib1funcs.S.
1290         * config/ia64/t-hpux (LIB1ASMFUNCS, LIBGCC1_TEST): Remove.
1291         * config/ia64/t-ia64 (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1292         * config/iq2000/t-iq2000 (LIBGCC1, CROSS_LIBGCC1): Remove.
1293         * config/m32c/m32c.c: Update m32c-lib1.S filename.
1294         * config/m32c/m32c-lib1.S: Move to ../libgcc/config/m32c/lib1funcs.S.
1295         * config/m32c/t-m32c (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1296         * config/m32r/t-linux (CROSS_LIBGCC1, LIBGCC1, LIBGCC1_TEST): Remove.
1297         * config/m68k/lb1sf68.asm: Move to ../libgcc/config/m68k/lb1sf68.S.
1298         * config/m68k/t-floatlib (LIB1ASMSRC, LIB1ASMFUNCS): New file.
1299         * config/mcore/lib1.asm: Move to ../libgcc/config/mcore/lib1funcs.S.
1300         * config/mcore/t-mcore (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1301         * config/mep/mep-lib1.asm: Move to ../libgcc/config/mep/lib1funcs.S.
1302         * config/mep/t-mep (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1303         * config/mips/mips16.S: Move to ../libgcc/config/mips.
1304         * config/mips/t-libgcc-mips16: Remove.
1305         * config/mips/t-sr71k (LIBGCC1, CROSS_LIBGCC1): Remove.
1306         * config/pa/milli64.S: Move to ../libgcc/config/pa.
1307         * config/pa/t-linux (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
1308         * config/pa/t-linux64: Likewise.
1309         * config/picochip/libgccExtras/fake_libgcc.asm: Move to
1310         ../libgcc/config/picochip/lib1funcs.S.
1311         * config/picochip/t-picochip (LIB1ASMFUNCS, LIB1ASMSRC): Remove.
1312         * config/sh/lib1funcs.asm: Move to ../libgcc/config/sh/lib1funcs.S.
1313         * config/sh/lib1funcs.h: Move to ../libgcc/config/sh.
1314         * config/sh/sh.h: Update lib1funcs.asm filename.
1315         * config/sh/t-linux (LIB1ASMFUNCS_CACHE): Remove.
1316         * config/sh/t-netbsd: Likewise.
1317         * config/sh/t-sh (LIB1ASMSRC, LIB1ASMFUNCS, LIB1ASMFUNCS_CACHE):
1318         Remove.
1319         * config/sh/t-sh64 (LIB1ASMFUNCS): Remove.
1320         * config/sparc/lb1spc.asm: Move to ../libgcc/config/sparc/lb1spc.S.
1321         * config/sparc/lb1spl.asm: Remove.
1322         * config/sparc/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1323         * config/sparc/t-leon: Likewise.
1324         * config/spu/t-spu-elf (LIBGCC1, CROSS_LIBGCC1): Remove.
1325         * config/v850/lib1funcs.asm: Move to ../libgcc/config/v850/lib1funcs.S.
1326         * config/v850/t-v850 (LIB1ASMSRC, LIB1ASMFUNCS): Remove
1327         * config/vax/lib1funcs.asm: Move to ../libgcc/config/vax/lib1funcs.S.
1328         * config/vax/t-linux: Remove.
1329         * config/xtensa/ieee754-df.S, config/xtensa/ieee754-sf.S: Move to
1330         ../libgcc/config/xtensa.
1331         * config/xtensa/lib1funcs.asm: Move to
1332         ../libgcc/config/xtensa/lib1funcs.S.
1333         * config/xtensa/t-xtensa (LIB1ASMSRC, LIB1ASMFUNCS): Remove.
1334         * config.gcc (bfin*-rtems*): Remove bfin/t-bfin from tmake_file.
1335         (bfin*-*): Likewise.
1336         (mips64*-*-linux*, mipsisa64*-*-linux*): Remove
1337         mips/t-libgcc-mips16 from tmake_file.
1338         (mips*-*-linux*): Likewise.
1339         (mips*-sde-elf*): Likewise.
1340         (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1341         (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1342         (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Likewise.
1343         (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*): Likewise.
1344         (mips-*-elf*, mipsel-*-elf*): Likewise.
1345         (mips64-*-elf*, mips64el-*-elf*): Likewise.
1346         (mips64orion-*-elf*, mips64orionel-*-elf*): Likewise.
1347         (mips*-*-rtems*): Likewise.
1348         (mipstx39-*-elf*, mipstx39el-*-elf*): Likewise.
1349         (vax-*-linux*): Remove vax/t-linux from tmake_file.
1350
1351 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1352
1353         * config.gcc (extra_parts): Remove.
1354         (*-*-freebsd*): Remove extra_parts.
1355         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
1356         *-*-gnu*, *-*-kopensolaris*-gnu): Likewise.
1357         (*-*-netbsd*): Remove t-libc-ok, t-netbsd from tmake_file.
1358         Remove extra_parts for *-*-netbsd*1.[7-9]*, *-*-netbsd[2-9]*,
1359         *-*-netbsdelf[2-9]*.
1360         (*-*-openbsd*): Remove t-libc-ok from tmake_file.
1361         (alpha*-*-linux*): Remove extra_parts.
1362         (alpha*-*-freebsd*): Likewise.
1363         (bfin*-linux-uclibc*): Likewise.
1364         (fr30-*-elf): Likewise.
1365         (moxie-*-elf): Likewise.
1366         (moxie-*-uclinux*): Likewise.
1367         (h8300-*-rtems*): Remove h8300/t-elf from tmake_file.
1368         (h8300-*-elf*): Likewise.
1369         (hppa*64*-*-hpux11*): Remove extra_parts.
1370         (i[34567]86-*-elf*): Remove i386/t-i386elf, i386/t-crtstuff from
1371         tmake_file.
1372         (x86_64-*-elf*): Likewise.
1373         (i[34567]86-*-freebsd*): Remove tmake_file.
1374         (x86_64-*-freebsd*): Likewise.
1375         (x86_64-*-netbsd*): Likewise.
1376         (i[34567]86-*-openbsd2.*, i[34567]86-*openbsd3.[0123]): Remove
1377         t-libc-ok from tmake_file.
1378         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1379         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
1380         i[34567]86-*-kopensolaris*-gnu): Remove i386/t-crtstuff from
1381         tmake_file.
1382         Remove extra_parts.
1383         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
1384         Remove i386/t-crtstuff from tmake_file.
1385         (i[34567]86-*-lynxos*): Likewise.
1386         Remove extra_parts.
1387         (ia64*-*-elf*): Remove extra_parts.
1388         (ia64*-*-freebsd*): Likewise.
1389         (ia64*-*-linux*): Likewise.
1390         (ia64-hp-*vms*): Remove ia64/t-vms from tmake_file.
1391         (m32r-*-elf*): Remove extra_parts.
1392         (m32rle-*-elf*): Likewise.
1393         (m32r-*-rtems*): Likewise.
1394         (m68k-*-elf*, fido-*-elf*): Likewise.
1395         (m68k*-*-openbsd*): Remove t-libc-ok from tmake_file.
1396         (m68k-*-rtems*): Remove extra_parts.
1397         (mep-*-*): Likewise.
1398         (microblaze*-linux*): Likewise.
1399         (mips64*-*-linux*, mipsisa64*-*-linux*): Likewise.
1400         (mips*-*-linux*): Likewise.
1401         (powerpc-*-lynxos*): Likewise.
1402         (s390x-ibm-tpf*): Likewise.
1403         (score-*-elf): Likewise.
1404         Remove tmake_file.
1405         (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*, sh[2346lbe]*-*-linux*,
1406         sh-*-netbsdelf*, shl*-*-netbsdelf*, sh5-*-netbsd*, sh5l*-*-netbsd*,
1407         sh64-*-netbsd*, sh64l*-*-netbsd*): Remove sh/t-elf from tmake_file.
1408         Remove sh/t-superh from tmake_file for sh*-superh-elf.
1409         Remove sh/t-linux64 from tmake_file for sh64*-*-linux*.
1410         (sh-*-rtems*): Remove sh/t-elf from tmake_file.
1411         (sh-wrs-vxworks): Likewise.
1412         (sparc-*-linux*): Remove extra_parts.
1413         (sparc64-*-linux*): Likewise.
1414         (sparc64-*-freebsd*, ultrasparc-*-freebsd*): Likewise.
1415         (xstormy16-*-elf): Likewise.
1416         (xtensa*-*-linux*): Remove xtensa/t-linux from tmake_file.
1417         (am33_2.0-*-linux*): Remove extra_parts.
1418         * configure.ac (extra_parts): Don't substitute.
1419         * configure: Regenerate.
1420         * crtstuff.c: Move to ../libgcc.
1421         * Makefile.in (CRTSTUFF_CFLAGS): Remove.
1422         (EXTRA_PARTS): Remove.
1423         (CRTSTUFF_T_CFLAGS): Remove.
1424         (MOSTLYCLEANFILES): Remove $(EXTRA_PARTS).
1425         (GCC_EXTRA_PARTS): Remove.
1426         (libgcc.mvars): Remove GCC_EXTRA_PARTS, CRTSTUFF_CFLAGS,
1427         CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S.
1428         Emit GCC_CFLAGS, INHIBIT_LIBC_CFLAGS.
1429         ($(T)crtbegin.o, $(T)crtend.o, $(T)crtbeginS.o, $(T)crtendS.o)
1430         ($(T)crtbeginT.o): Remove.
1431         * config/alpha/t-vms (EXTRA_PARTS): Remove.
1432         ($(T)vms-dwarf2.o, $(T)vms-dwarf2eh.o): Remove.
1433         * config/alpha/vms-dwarf2.asm: Move to
1434         ../libgcc/config/alpha/vms-dwarf2.S.
1435         * config/alpha/vms-dwarf2eh.asm: Move to
1436         ../libgcc/config/alpha/vms-dwarf2eh.S.
1437         * config/arm/crti.asm: Move to ../libgcc/config/arm/crti.S.
1438         * config/arm/crtn.asm: Move to ../libgcc/config/arm/crtn.S.
1439         * config/arm/t-arm-elf (EXTRA_MULTILIB_PARTS): Remove.
1440         ($(T)crti.o, $(T)crtn.o): Remove.
1441         * config/arm/t-linux: Remove comment.
1442         * config/arm/t-linux-eabi (EXTRA_MULTILIB_PARTS): Remove.
1443         * config/arm/t-strongarm-elf (EXTRA_MULTILIB_PARTS): Remove.
1444         ($(T)crti.o, $(T)crtn.o): Remove.
1445         * config/arm/t-symbian (EXTRA_MULTILIB_PARTS): Remove.
1446         * config/bfin/crti.s: Move to ../libgcc/config/bfin/crti.S.
1447         * config/bfin/crtn.s: Move to ../libgcc/config/bfin/crtn.S.
1448         * config/bfin/crtlibid.s: Move to ../libgcc/config/bfin/crtlibid.S.
1449         * config/bfin/t-bfin (EXTRA_PARTS): Remove.
1450         ($(T)crti.o, $(T)crtn.o): Remove.
1451         * config/bfin/t-bfin-elf (CRTSTUFF_T_CFLAGS): Remove.
1452         ($(T)crti.o, $(T)crtn.o, $(T)crtlibid.o): Remove
1453         (EXTRA_MULTILIB_PARTS): Remove.
1454         * config/bfin/t-bfin-linux (CRTSTUFF_T_CFLAGS,
1455         EXTRA_MULTILIB_PARTS): Remove.
1456         * config/bfin/t-bfin-uclinux (CRTSTUFF_T_CFLAGS): Remove.
1457         ($(T)crtlibid.o): Remove.
1458         (EXTRA_MULTILIB_PARTS): Remove.
1459         * config/c6x/crti.s: Move to ../libgcc/config/c6x/crti.S.
1460         * config/c6x/crtn.s: Move to ../libgcc/config/c6x/crtn.S.
1461         * config/c6x/t-c6x-elf ($(T)crti.o, $(T)crtn.o): Remove.
1462         (EXTRA_MULTILIB_PARTS): Remove.
1463         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1464         * config/c6x/t-c6x-uclinux (CRTSTUFF_T_CFLAGS,
1465         CRTSTUFF_T_CFLAGS_S): Remove.
1466         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Remove.
1467         * config/cris/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1468         * config/fr30/crti.asm: Move to ../libgcc/config/fr30/crti.S.
1469         * config/fr30/crtn.asm: Move to ../libgcc/config/fr30/crtn.S.
1470         * config/fr30/t-fr30 ($(T)crti.o, $(T)crtn.o): Remove.
1471         * config/frv/frvbegin.c, config/frv/frvend.c: Move to
1472         ../libgcc/config/frv.
1473         * config/frv/t-frv (EXTRA_MULTILIB_PARTS): Remove.
1474         (FRVSTUFF_CFLAGS, $(T)frvbegin$(objext), $(T)frvend$(objext)): Remove.
1475         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1476         (CRTSTUFF_T_CFLAGS): Remove.
1477         * config/h8300/crti.asm: Move to ../libgcc/config/h8300/crti.S.
1478         * config/h8300/crtn.asm: Move to ../libgcc/config/h8300/crtn.S.
1479         * config/h8300/t-elf: Remove.
1480         * config/i386/cygming-crtbegin.c, config/i386/cygming-crtend.c:
1481         Move to ../libgcc/config/i386.
1482         * config/i386/t-crtstuff: Remove.
1483         * config/i386/t-i386elf: Remove.
1484         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1485         * config/i386/t-nto (CRTSTUFF_T_CFLAGS, EXTRA_PARTS): Remove.
1486         * config/ia64/crtbegin.asm: Move to ../libgcc/config/ia64/crtbegin.S.
1487         * config/ia64/crtend.asm: Move to ../libgcc/config/ia64/crtend.S.
1488         * config/ia64/crti.asm: Move to ../libgcc/config/ia64/crti.S.
1489         * config/ia64/crtn.asm: Move to ../libgcc/config/ia64/crtn.S.
1490         * config/ia64/t-vms: Remove.
1491         * config/ia64/vms-crtinit.asm: Move to
1492         ../libgcc/config/ia64/vms-crtinit.S.
1493         * config/m32c/t-m32c (EXTRA_MULTILIB_PARTS): Remove.
1494         * config/m32r/initfini.c: Move to ../libgcc/config/m32r.
1495         * config/m32r/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1496         * config/m32r/t-m32r (CRTSTUFF_T_CFLAGS): Remove.
1497         ($(T)crtinit.o, $(T)crtfini.o): Remove.
1498         (m32rx, m32r2): Remove.
1499         (EXTRA_MULTILIB_PARTS): Remove.
1500         * config/m68k/crti.s: Move to ../libgcc/config/m68k/crti.S.
1501         * config/m68k/crtn.s: Move to ../libgcc/config/m68k/crtn.S.
1502         * config/m68k/t-crtstuff: Remove.
1503         * config/m68k/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1504         * config/m68k/t-m68kelf: Remove.
1505         * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Remove.
1506         * config/mcore/crti.asm: Move to ../libgcc/config/mcore/crti.S.
1507         * config/mcore/crtn.asm: Move to ../libgcc/config/mcore/crtn.S.
1508         * config/mcore/t-mcore ($(T)crti.o, $(T)crtn.o): Remove.
1509         (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
1510         * config/mep/t-mep (CRTSTUFF_CFLAGS): Remove.
1511         (EXTRA_MULTILIB_PARTS): Remove.
1512         * config/microblaze/crti.s: Move to ../libgcc/config/microblaze/crti.S.
1513         * config/microblaze/crtn.s: Move to ../libgcc/config/microblaze/crtn.S.
1514         * config/microblaze/t-microblaze (EXTRA_MULTILIB_PARTS,
1515         EXTRA_PARTS): Remove.
1516         ($(T)crti$(objext), $(T)crtn$(objext)): Remove.
1517         * config/mips/crti.asm: Move to ../libgcc/config/mips/crti.S.
1518         * config/mips/crtn.asm: Move to ../libgcc/config/mips/crtn.S.
1519         * config/mips/t-elf (CRTSTUFF_T_CFLAGS): Remove.
1520         ($(T)crti.o, $(T)crtn.o): Remove.
1521         (EXTRA_MULTILIB_PARTS): Remove.
1522         * config/mips/t-isa3264: Likewise.
1523         * config/mips/t-linux64 (EXTRA_MULTILIB_PARTS): Remove.
1524         * config/mips/t-r3900 (EXTRA_MULTILIB_PARTS): Remove.
1525         (CRTSTUFF_T_CFLAGS): Remove.
1526         * config/mips/t-sde (CRTSTUFF_T_CFLAGS): Remove.
1527         ($(T)crti.o, $(T)crtn.o): Remove.
1528         (EXTRA_MULTILIB_PARTS): Remove.
1529         * config/mips/t-sr71k (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS):
1530         Remove.
1531         ($(T)crti.o, $(T)crtn.o): Remove.
1532         * config/mips/t-st (EXTRA_MULTILIB_PARTS): Remove.
1533         * config/mips/t-vr (CRTSTUFF_T_CFLAGS): Remove.
1534         (EXTRA_MULTILIB_PARTS): Remove.
1535         ($(T)crti.o, $(T)crtn.o): Remove.
1536         * config/mmix/crti.asm: Move to ../libgcc/config/crti.S.
1537         * config/mmix/crtn.asm: Move to ../libgcc/config/crtn.S.
1538         * config/mmix/t-mmix (CRTSTUFF_T_CFLAGS): Remove.
1539         * config/moxie/crti.asm, config/moxie/crtn.asm: Remove.
1540         * config/pa/stublib.c: Move to libgcc/config/pa.
1541         * config/pa/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1542         * config/pa/t-linux64 (CRTSTUFF_T_CFLAGS_S): Remove.
1543         * config/pa/t-pa-hpux11 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1544         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1545         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1546         ($(T)libgcc_stub.a): Remove.
1547         * config/pa/t-pa64 (LIBGCCSTUB_OBJS, stublib.c): Remove.
1548         (rfi-stub.o, dfi-stub.o, cxaf-stub.o, jvrc-stub.o)
1549         (pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o)
1550         (pthread_mutex_unlock-stub.o, pthread_once-stub.o)
1551         ($(T)libgcc_stub.a): Remove.
1552         * config/rs6000/eabi-cn.asm: Move to
1553         ../../../libgcc/config/rs6000/eabi-cn.S.
1554         * config/rs6000/eabi-ci.asm: Move to
1555         ../../../libgcc/config/rs6000/eabi-ci.S.
1556         * config/rs6000/sol-ci.asm: Move to
1557         ../../../libgcc/config/rs6000/sol-ci.S.
1558         * config/rs6000/sol-cn.asm: Move to
1559         ../../../libgcc/config/rs6000/sol-cn.S.
1560         * config/rs6000/t-lynx (EXTRA_MULTILIB_PARTS): Remove.
1561         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1562         * config/rs6000/t-netbsd (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S):
1563         Remove.
1564         (EXTRA_MULTILIB_PARTS): Remove.
1565         * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Remove.
1566         (ecrti.S, ecrtn.S, ncrti.S, ncrtn.S): Remove.
1567         ($(T)ecrti$(objext), $(T)ecrtn$(objext), $(T)ncrti$(objext),
1568         ($(T)ncrtn$(objext)): Remove.
1569         (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1570         * config/rs6000/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1571         * config/rx/t-rx (EXTRA_MULTILIB_PARTS): Remove.
1572         * config/score/crti.asm: Move to ../libgcc/config/score/crti.S.
1573         * config/score/crtn.asm: Move to ../libgcc/config/score/crtn.S.
1574         * config/score/t-score-elf: Remove.
1575         * config/sh/crt1.asm: Move to ../libgcc/config/sh/crt1.S.
1576         * config/sh/crti.asm: Move to ../libgcc/config/sh/crti.S.
1577         * config/sh/crtn.asm: Move to ../libgcc/config/sh/crtn.S.
1578         * config/sh/lib1funcs-4-300.asm: Move to
1579         ../../../libgcc/config/sh/lib1funcs-4-300.S.
1580         * config/sh/lib1funcs-Os-4-200.asm: Move to
1581         ../libgcc/config/sh/lib1funcs-Os-4-200.S.
1582         * config/sh/t-elf: Remove.
1583         * config/sh/t-linux (EXTRA_MULTILIB_PARTS): Remove.
1584         * config/sh/t-linux64: Remove.
1585         * config/sh/t-netbsd (EXTRA_MULTILIB_PARTS): Remove.
1586         * config/sh/t-sh ($(T)crt1.o, $(T)crti.o, $(T)crtn.o): Remove.
1587         (IC_EXTRA_PARTS, OPT_EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Remove.
1588         ($(T)ic_invalidate_array_4-100.o)
1589         ($(T)libic_invalidate_array_4-100.a)
1590         ($(T)ic_invalidate_array_4-200.o)
1591         ($(T)libic_invalidate_array_4-200.a, $(T)ic_invalidate_array_4a.o)
1592         ($(T)libic_invalidate_array_4a.a, $(T)sdivsi3_i4i-Os-4-200.o)
1593         ($(T)udivsi3_i4i-Os-4-200.o, $(T)unwind-dw2-Os-4-200.o)
1594         ($(T)libgcc-Os-4-200.a, $(T)div_table-4-300.o)
1595         ($(T)libgcc-4-300.a): Remove.
1596         * config/sh/t-superh: Remove.
1597         * config/sh/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1598         * config/sparc/t-linux64 (CRTSTUFF_T_CFLAGS): Remove.
1599         * config/spu/cache.S: Move to ../libgcc/config/spu.
1600         * config/spu/cachemgr.c: Move to ../libgcc/config/spu.
1601         * config/spu/t-spu-elf (CRTSTUFF_T_CFLAGS): Remove.
1602         (EXTRA_MULTILIB_PARTS): Remove.
1603         ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o, $(T)libgcc_%.a): Remove.
1604         ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache32k.o)
1605         ($(T)cache64k.o, $(T)cache128k.o): Remove.
1606         * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Remove.
1607         * config/t-libc-ok: Remove.
1608         * config/t-linux (CRTSTUFF_T_CFLAGS_S): Remove.
1609         * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Remove.
1610         * config/t-netbsd: Remove.
1611         * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Remove.
1612         * config/t-vxworks (EXTRA_MULTILIB_PARTS): Remove.
1613         * config/vms/t-vms (VMS_EXTRA_PARTS): Remove.
1614         ($(T)vcrt0.o, $(T)pcrt0.o): Remove.
1615         * config/vms/vms-ucrt0.c: Move to ../libgcc/config/vms.
1616         * config/xtensa/crti.asm: Move to ../libgcc/config/xtensa/crti.S.
1617         * config/xtensa/crtn.asm: Move to ../libgcc/config/xtensa/crtn.S.
1618         * config/xtensa/t-elf (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Remove.
1619         (EXTRA_MULTILIB_PARTS): Remove.
1620         * config/xtensa/t-linux: Remove.
1621         * config/xtensa/t-xtensa ($(T)crti.o, $(T)crtn.o): Remove.
1622
1623 2011-11-02  Uros Bizjak  <ubizjak@gmail.com>
1624
1625         * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_CVTTPD2DQ256]: Use
1626         CODE_FOR_fix_truncv4dfv4si2, not CODE_FOR_fix_truncv4sfv4si2.
1627
1628 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1629
1630         PR translation/45116
1631         * Makefile.in (slibdir): Remove, don't export.
1632         (SHLIB_NM_FLAGS): Remove.
1633         (libgcc.mvars): Don't emit SHLIB_LINK, SHLIB_INSTALL,
1634         SHLIB_DLLDIR, SHLIB_EXT, SHLIB_MKMAP, SHLIB_MKMAP_OPTS,
1635         SHLIB_MAPFILES, SHLIB_NM_FLAGS.
1636         (DRIVER_DEFINES): Test SHLIB instead of SHLIB_LINK.
1637         (gcc.o): Pass SHLIB instead of SHLIB_LINK.
1638         (gccspec.o): Likewise.
1639         (installdirs): Don't create $(DESTDIR)$(slibdir).
1640         * configure.ac (slibdir): Remove.
1641         * configure: Regenerate.
1642         * libgcc-libsystem.ver: Move to ../libgcc/config.
1643         * mkmap-flat.awk, mkmap-symver.awk: Move to ../libgcc.
1644         * config/libgcc-glibc.ver: Move to ../libgcc/config.
1645         * config/t-libunwind (SHLIB_LC): Remove.
1646         * config/t-linux (SHLIB_MAPFILES): Remove.
1647         * config/t-slibgcc-dummy: Rename to config/t-slibgcc.
1648         * config/t-slibgcc-elf-ver: Remove.
1649         * config/t-slibgcc-libgcc, config/t-slibgcc-nolc-override: Move to
1650         ../libgcc/config.
1651         * config/alpha/libgcc-alpha-ldbl.ver, config/alpha/t-linux: Move
1652         to ../libgcc/config/alpha.
1653         * config/alpha/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
1654         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_SYMVEC,
1655         SHLIB_SYMVECX2, SHLIB_LINK): Remove.
1656         * config/arm/libgcc-bpabi.ver: Move to ../libgcc/config/arm.
1657         * config/arm/t-bpabi (SHLIB_MAPFILES): Remove.
1658         * config/arm/t-netbsd (SHLIB_EXT, SHLIB_NAME, SHLIB_SONAME,
1659         SHLIB_OBJS, SHLIB_LINK, SHLIB_INSTALL): Remove.
1660         * config/arm/t-symbian (SHLIB_LC): Remove.
1661         * config/bfin/libgcc-bfin.ver: Move to
1662         ../libgcc/config/bfin/libgcc-glibc.ver.
1663         * config/bfin/t-bfin-linux (SHLIB_MAPFILES): Remove.
1664         * config/c6x/libgcc-c6xeabi.ver: Move to
1665         ../libgcc/config/c6x/libgcc-eabi.ver.
1666         * config/c6x/t-c6x-elf (SHLIB_MAPFILES): Remove.
1667         * config/cris/libgcc.ver: Move to
1668         ../libgcc/config/cris/libgcc-glibc.ver.
1669         * config/cris/t-linux (SHLIB_MAPFILES): Remove.
1670         * config/frv/libgcc-frv.ver: Move to ../libgcc/config/frv.
1671         * config/frv/t-linux (SHLIB_MAPFILES): Remove.
1672         * config/i386/darwin-libgcc.10.4.ver: Move to
1673         ../libgcc/config/i386/libgcc-darwin.10.4.ver.
1674         * config/i386/darwin-libgcc.10.5.ver: Move to
1675         ../libgcc/config/i386/libgcc-darwin.10.5.ver.
1676         * config/i386/libgcc-glibc.ver: Move to ../libgcc/config/i386.
1677         * config/i386/t-cygming (SHLIB_EXT, SHLIB_IMPLIB, SHLIB_SOVERSION,
1678         SHLIB_SONAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_DIR, SHLIB_SLIBDIR_QUAL)
1679         SHLIB_PTHREAD_CFLAG, SHLIB_PTHREAD_LDFLAG, SHLIB_LINK,
1680         SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MKMAP_OPTS, SHLIB_MAPFILES): Remove.
1681         * config/i386/t-cygwin (SHLIB_LC, SHLIB_EH_EXTENSION,
1682         SHLIB_IMPLIB, SHLIB_SONAME, SHLIB_MKMAP_OPTS): Remove.
1683         * config/i386/t-dlldir, config/i386/t-dlldir-x: Move to
1684         ../libgcc/config/i386.
1685         * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Move to
1686         ../libgcc/config/i386.
1687         * config/i386/t-linux: Move to ../libgcc/config/i386.
1688         * config/i386/t-mingw-pthread: Move to ../libgcc/config/i386.
1689         * config/i386/t-mingw-w32 (SHLIB_LC): Remove.
1690         * config/i386/t-mingw-w64: Likewise.
1691         * config/i386/t-mingw32: Remove.
1692         * config/ia64/libgcc-glibc.ver, config/ia64/libgcc-ia64.ver: Move
1693         to ../libgcc/config/ia64.
1694         * config/ia64/t-glibc: Remove.
1695         * config/ia64/t-hpux (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL): Remove.
1696         * config/ia64/t-ia64 (SHLIB_MAPFILES): Remove.
1697         * config/ia64/t-vms (shlib_version, SHLIB_EXT, SHLIB_OBJS,
1698         SHLIB_NAME, SHLIB_MULTILIB, SHLIB_INSTALL, SHLIB_LINK): Remove.
1699         * config/ia64/vms_symvec_libgcc_s.opt: Remove.
1700         * config/m32r/libgcc-glibc.ver: Move to ../libgcc/config/m32r.
1701         * config/m32r/t-linux (SHLIB_MAPFILES): Remove.
1702         * config/m68k/t-slibgcc-elf-ver: Move to ../libgcc/config/m68k.
1703         * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Remove.
1704         * config/pa/t-hpux-shlib: Move to ../libgcc/config/pa/t-slibgcc-hpux.
1705         * config/pa/t-slibgcc-dwarf-ver, config/pa/t-slibgcc-sjsj-ver:
1706         Move to ../libgcc/config/pa.
1707         * config/rs6000/darwin-libgcc.10.4.ver: Move to
1708         ../libgcc/config/rs6000/libgcc-darwin.10.4.ver.
1709         * config/rs6000/darwin-libgcc.10.5.ver: Move to
1710         ../libgcc/config/rs6000/libgcc-darwin.10.5.ver.
1711         * config/rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL,
1712         SHLIB_LIBS, SHLIB_MKMAP, SHLIB_NM_FLAGS, AR_FLAGS_FOR_TARGET): Remove.
1713         * config/rs6000/t-aix52: Likewise.
1714         * config/sh/libgcc-excl.ver, config/sh/libgcc-glibc.ver: Move to
1715         ../libgcc/config/sh.
1716         * config/sparc/libgcc-sparc-glibc.ver: Move to
1717         ../libgcc/config/sparc/libgcc-glibc.ver.
1718         * config/sparc/t-linux: Move to ../libgcc/config/sparc.
1719         * config/xtensa/t-linux (SHLIB_MAPFILES): Remove.
1720         * config/xtensa/libgcc-xtensa.ver: Move to
1721         ../libgcc/config/xtensa/libgcc-glibc.ver.
1722         * config.gcc (*-*-freebsd*): Replace t-slibgcc-elf-ver with
1723         t-slibgcc in tmake_file.
1724         Remove t-slibgcc-nolc-override for *-*-freebsd[34],
1725         *-*-freebsd[34].* with pthreads.
1726         (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu,
1727         *-*-knetbsd*-gnu, *-*-gnu*, *-*-kopensolaris*-gnu): Replace
1728         t-slibgcc-elf-ver with t-slibgcc in tmake_file.
1729         (*-*-netbsd*): Likewise.
1730         (*-*-solaris2*): Replace t-slibgcc-dummy with t-slibgcc in tmake_file.
1731         (*-*-*vms*): Add t-slibgcc to tmake_file.
1732         (alpha*-*-linux*): Remove alpha/t-linux from tmake_file.
1733         (alpha*-dec-osf5.1*): Replace t-slibgcc-dummy with t-slibgcc in
1734         tmake_file.
1735         (arm*-*-linux*): Remove t-slibgcc-libgcc from tmake_file for
1736         arm*-*-linux-*eabi.
1737         (bfin*-linux-uclibc*): Replace t-slibgcc-dummy with t-slibgcc in
1738         tmake_file.
1739         (crisv32-*-linux*, cris-*-linux*): Likewise.
1740         (hppa*-*-linux*): Remove t-slibgcc-libgcc, pa/t-slibgcc-sjlj-ver,
1741         pa/t-slibgcc-dwarf-ver from tmake_file.
1742         (hppa[12]*-*-hpux10*): Replace pa/t-hpux-shlib with t-slibgcc in
1743         tmake_file.
1744         Remove pa/t-slibgcc-sjlj-ver, pa/t-slibgcc-dwarf-ver from tmake_file.
1745         (hppa*64*-*-hpux11*): Likewise.
1746         (hppa[12]*-*-hpux11*): Likewise.
1747         (i[34567]86-*-darwin*): Replace t-slibgcc-dummy in t-slibgcc in
1748         tmake_file.
1749         (x86_64-*-darwin*): Likewise.
1750         (i[34567]86-*-cygwin*): Remove tmake_eh_file, tmake_dlldir_file.
1751         Add t-slibgcc to tmake_file.
1752         (i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
1753         Remove i386/t-mingw32 from tmake_file unless x86_64-w64-*,
1754         i[34567]86-w64-*.
1755         Remove i386/t-mingw-pthread from tmake_file.
1756         (ia64*-*-linux*): Remove ia64/t-glibc from tmake_file.
1757         (ia64*-*-hpux*): Add t-slibgcc to tmake_file.
1758         (ia64-hp-*vms*): Likewise.
1759         (m32r-*-linux*): Replace t-slibgcc-elf-ver with t-slibgcc in
1760         tmake_file.
1761         (m32rle-*-linux*): Likewise.
1762         (m68k-*-linux*): Remove m68k/t-slibgcc-elf-ver from tmake_file.
1763         (microblaze*-linux*): Remove t-slibgcc-elf-ver,
1764         t-slibgcc-nolc-override from tmake_file.
1765         (mips-sgi-irix6.5*): Replace t-slibgcc-dummy with t-slibgcc in
1766         tmake_file.
1767         (powerpc-*-darwin*): Likewise.
1768         (powerpc64-*-darwin*): Likewise.
1769         (powerpc-*-freebsd*): Remove t-slibgcc-libgcc from tmake_file.
1770         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
1771         (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
1772         t-slibgcc to tmake_file.
1773         (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
1774         (rs6000-ibm-aix5.2.*, powerpc-ibm-aix5.2.*): Likewise.
1775         (rs6000-ibm-aix5.3.*, powerpc-ibm-aix5.3.*): Likewise.
1776         (rs6000-ibm-aix[6789].*, powerpc-ibm-aix[6789].*): Likewise.
1777         (sparc-*-linux*): Remove sparc/t-linux from tmake_file.
1778         (sparc64-*-linux*): Likewise.
1779         (tic6x-*-uclinux): Replace t-slibgcc-elf-ver with t-slibgcc in
1780         tmake_file.
1781         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1782         x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Remove i386/t-linux
1783         from tmake_file.
1784
1785 2011-11-02  Richard Guenther  <rguenther@suse.de>
1786
1787         PR tree-optimization/50902
1788         * tree-vect-stmts.c (vectorizable_load): Properly convert
1789         an invariant initializer element.
1790
1791 2010-11-02  Richard Guenther  <rguenther@suse.de>
1792
1793         PR tree-optimization/50890
1794         * gimple.h (gimple_fold_call): Remove.
1795         * gimple-fold.c (fold_stmt_1): Move all call related code to ...
1796         (gimple_fold_call): ... here.  Make static.  Update the
1797         cannot-inline flag on direct calls.
1798         * ipa-inline.c (early_inliner): Copy the cannot-inline flag
1799         from the statements to the edges.
1800
1801 2011-11-01  Ian Lance Taylor  <iant@google.com>
1802
1803         * godump.c (struct macro_hash_value): Define.
1804         (macro_hash_hashval): New static function.
1805         (macro_hash_eq, macro_hash_del): New static functions.
1806         (go_define): Use macro_hash_value to store values in macro_hash.
1807         Replace an old value on a redefinition.  Don't print anything to
1808         go_dump_file.
1809         (go_undef): Delete the entry from the hash table.
1810         (go_output_typedef): For an enum, use macro_hash_value, and don't
1811         print anything to go_dump_file.
1812         (go_print_macro): New static function.
1813         (go_finish): Traverse macro_hash with go_print_macro.
1814         (dump_go_spec_init): Update macro_hash creation for macro_hash_value.
1815
1816 2011-11-02  Alan Modra  <amodra@gmail.com>
1817
1818         * config/rs6000/rs6000.c (rs6000_code_end): Declare ATTRIBUTE_UNUSED.
1819
1820 2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>
1821
1822         PR c++/44277
1823         * doc/invoke.texi: Document -Wzero-as-null-pointer-constant.
1824
1825 2011-11-01  Andrew Stubbs  <ams@codesourcery.com>
1826
1827         * config/arm/bpabi.h (BE8_LINK_SPEC): Recognize generic-armv7 tuning.
1828
1829 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
1830
1831         * config/i386/i386.md (splitters for int-float conversion): Use
1832         SUBREG_REG on SUBREGs in splitter constraints.
1833
1834 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
1835
1836         * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si): New
1837         prototype.
1838         * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): New
1839         function.
1840         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Use it.
1841         (ssepackfltmode): New mode attr.
1842         (vec_pack_ufix_trunc_<mode>): New expander.
1843
1844 2011-11-01  Uros Bizjak  <ubizjak@gmail.com>
1845
1846         PR target/50940
1847         * config/i386/i386.md (floatsi<mode>2_vector_sse_with_temp splitter):
1848         Compare <ssevecmode>mode to V4SFmode, not V4SImode.
1849
1850 2011-11-01  Peter Bergner  <bergner@vnet.ibm.com>
1851
1852         * config.gcc (powerpc*-*-linux*): Add powerpc*-*-linux*ppc476* variant.
1853         * config/rs6000/476.h: New file.
1854         * config/rs6000/476.opt: Likewise.
1855         * config/rs6000/rs6000.h (TARGET_LINK_STACK): New define.
1856         (SET_TARGET_LINK_STACK): Likewise.
1857         (TARGET_ASM_CODE_END): Define.
1858         * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
1859         TARGET_LINK_STACK for -mtune=476 and -mtune=476fp.
1860         (rs6000_legitimize_tls_address): Emit the link stack preserving GOT
1861         code if TARGET_LINK_STACK.
1862         (rs6000_emit_load_toc_table): Likewise.
1863         (output_function_profiler): Likewise
1864         (macho_branch_islands): Likewise
1865         (machopic_output_stub): Likewise
1866         (get_ppc476_thunk_name): New function.
1867         (rs6000_code_end): Likewise.
1868         * config/rs6000/rs6000.md (load_toc_v4_PIC_1, load_toc_v4_PIC_1b):
1869         Convert to a define_expand.
1870         (load_toc_v4_PIC_1_normal): New define_insn.
1871         (load_toc_v4_PIC_1_476): Likewise.
1872         (load_toc_v4_PIC_1b_normal): Likewise.
1873         (load_toc_v4_PIC_1b_476): Likewise.
1874
1875 2011-11-01  Georg-Johann Lay  <avr@gjlay.de>
1876
1877         PR target/50910
1878         * config/avr/avr.opt (-mbranch-cost=): New option.
1879         * config/avr/avr.h (BRANCH_COST): Define to avr_branch_cost.
1880         * config/avr/avr.c (avr_rtx_costs_1): Adjust [U]DIV/[U]MOD costs.
1881         * config/avr/avr.md (*addqi3.lt0, *addhi3.lt0, *addsi3.lt0): New insns.
1882         (*addhi3_zero_extend1): Remove % in constraint of operand 1.
1883         (*addhi3.sign_extend1, *subhi3.sign_extend2): New insns.
1884
1885 2011-11-01  Tom de Vries  <tom@codesourcery.com>
1886
1887         PR tree-optimization/50908
1888         * tree-ssa-tail-merge.c (update_vuses): Now that edges are removed
1889         before update_vuses, test for 1 predecessor rather than two.
1890         (delete_block_update_dominator_info): New function, part of it factored
1891         out of ...
1892         (replace_block_by): Use delete_block_update_dominator_info.  Call
1893         update_vuses after deleting bb1 and updating dominator info, instead of
1894         before.
1895
1896 2011-11-01  David S. Miller  <davem@davemloft.net>
1897
1898         * config/sparc/sparc.c (vector_init_faligndata): New function.
1899         (sparc_expand_vector_init): Use it for V4HImode on VIS1.
1900
1901         * config/sparc/sparc.c (sparc_expand_vcond): New function.
1902         * config/sparc/sparc-protos.h (sparc_expand_vcond): Declare it.
1903         * config/sparc/sparc.md (vcond<mode><mode>): New VIS3 expander.
1904         (vconduv8qiv8qi): Likewise.
1905
1906 2011-11-01  Alexandre Oliva  <aoliva@redhat.com>
1907
1908         PR debug/50869
1909         * cselib.c (cfa_base_preserved_regno): Initialize.
1910         (cselib_expand_value_rtx_1): Don't expand it.
1911         * var-tracking.c (vt_expand_var_loc_chain): Initialize depth.
1912         Check it's only zero if result is NULL.
1913
1914 2011-11-01  Jakub Jelinek  <jakub@redhat.com>
1915
1916         * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): New
1917         expander.
1918
1919         * config/i386/sse.md (sseintvecmode): Remove duplicate modes.
1920         (sseintvecmodelower): New mode iterator.
1921         (floatv8siv8sf2, floatunsv4siv4sf2): Macroize into...
1922         (float<sseintvecmodelower><mode>2): ... this using VF1 iterator.
1923         (floatunsv4siv4sf2): Macroize into...
1924         (floatuns<sseintvecmodelower><mode>2): ... this using VF1 iterator.
1925
1926 2011-10-31  David S. Miller  <davem@davemloft.net>
1927
1928         * config/sparc/sparc.md (cmask patterns): Allow zero operand.
1929
1930         * dwarf2out.c (cached_next_real_insn): New.
1931         (dwarf2out_end_epilogue): Set it to NULL_RTX.
1932         (dwarf2out_var_location): Remove cached_next_real_insn local static.
1933
1934 2011-10-31  Richard Henderson  <rth@redhat.com>
1935
1936         * config/i386/sse.md (floatv8siv8sf2): Rename from avx_cvtdq2ps256.
1937         (floatv4siv4sf2): Rename from sse2_cvtdq2ps.
1938         (floatunsv4siv4sf2): Rename from sse2_cvtudq2ps.
1939         (fix_truncv8sfv8si2): Rename from avx_cvttps2dq256.
1940         (fix_truncv4sfv4si2): Rename from sse2_cvttps2dq.
1941         (floatv4siv4df2): Rename from avx_cvtdq2pd256.
1942         (fix_truncv4dfv4si2): Rename from avx_cvttpd2dq256.
1943         (vec_unpacku_float_hi_v8si): Update for insn pattern name changes.
1944         * config/i386/i386.md (splitters for int-float conversion): Likewise.
1945         * config/i386/i386.c (ix86_split_convert_uns_si_sse): Likewise.
1946         (bdesc_args): Likewise.
1947         (enum ix86_builtins) [IX86_BUILTIN_CVTUDQ2PS]: Remove.
1948         (ix86_vectorize_builtin_conversion): Remove.
1949         (TARGET_VECTORIZE_BUILTIN_CONVERSION): Remove.
1950
1951 2011-10-31  Martin Jambor  <mjambor@suse.cz>
1952
1953         * ipa-prop.c (mark_modified): Moved up in the file.
1954         (is_parm_modified_before_call): Renamed to
1955         is_parm_modified_before_stmt, moved up in the file.
1956         (load_from_unmodified_param): New function.
1957         (compute_complex_assign_jump_func): Also attempt to create pass
1958         through jump functions for values loaded from (addressable)
1959         parameters.
1960
1961 2011-10-31  Jakub Jelinek  <jakub@redhat.com>
1962
1963         * tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def
1964         in a loop and has different type from op0, cast it to op0's type
1965         before the loop first.  For slp give up.  Don't crash if op1_vectype
1966         is NULL.
1967
1968 2011-10-31  Paul Brook  <paul@codesourcery.com>
1969
1970         * cgraphunit.c: Don't mark clones as static constructors.
1971
1972 2011-10-31  David Edelsohn  <dje.gcc@gmail.com>
1973
1974         * gcc-ar: Do not include stdio.h.
1975
1976 2011-10-31  Diego Novillo  <dnovillo@google.com>
1977
1978         * tree-streamer-out.c (pack_ts_base_value_fields): Emit
1979         TYPE_ADDR_SPACE.
1980         * tree-streamer-in.c (unpack_ts_base_value_fields): Read
1981         TYPE_ADDR_SPACE.
1982
1983 2011-10-30  David S. Miller  <davem@davemloft.net>
1984
1985         * config/sparc/sparc.c (vector_init_bshuffle): New function.
1986         (vector_init_fpmerge): New function.
1987         (sparc_expand_vector_init): Use them to improve non-const cases.
1988
1989         * dwarf2out.c (dwarf2out_var_location): When processing several
1990         consecutive location notes, cache the result of next_real_insn().
1991
1992 2011-10-30  Uros Bizjak  <ubizjak@gmail.com>
1993
1994         * config/i386/i386.md (avx2_vec_dup<mode>): Macroize insn from
1995         avx2_vec_dup{v8sf,v4sf} using VF1 mode iterator.
1996         (vec_dupv4sf): Remove expander.
1997         (vec_dupv4sf): Merge from *vec_dupv4sf and *vec_dupv4sf_avx.
1998         (vec_dupv2df): Remove expander.
1999         (vec_dupv2df): Merge from *vec_dupv2df and *vec_dupv2df_sse3.
2000         (*vec_concatv2df): Merge *vec_concatv2df_sse3.
2001         (*vec_dupv4si): Merge *vec_dupv4si_avx.
2002         (*vec_dupv2di): Merge *vec_dupv2di_sse3.
2003
2004 2011-10-30  Dmitry Plotnikov  <dplotnikov@ispras.ru>
2005
2006         * tree-cfg.c (verify_gimple_assign_unary): Allow vector conversions.
2007         * optabs.c (supportable_convert_operation): New function.
2008         * optabs.h (supportable_convert_operation): New prototype.
2009         * tree-vect-stmts.c (vectorizable_conversion): Change condition and
2010         behavior for NONE modifier case.
2011         * tree.h (VECTOR_INTEGER_TYPE_P): New macro.
2012
2013 2011-10-30  Jakub Jelinek  <jakub@redhat.com>
2014
2015         * tree-vectorizer.h (NUM_PATTERNS): Bump to 9.
2016         * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): New
2017         function.
2018         (vect_vect_recog_func_ptrs): Add it.
2019
2020 2011-10-30  David S. Miller  <davem@davemloft.net>
2021
2022         * reorg.c (label_before_next_insn): New function.
2023         (relax_delay_slots): Use it instead of prev_label.
2024         * rtl.h (prev_label): Delete declaration.
2025         * emit-rtl.c (prev_label): Remove.
2026
2027 2011-10-30  Revital Eres  <revital.eres@linaro.org>
2028
2029         * modulo-sched.c (generate_prolog_epilog): Mark prolog and epilog
2030         as BB_DISABLE_SCHEDULE.
2031         (mark_loop_unsched): New function.
2032         (sms_schedule): Call it.
2033
2034 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2035
2036         PR target/50617
2037         * config/pa/protos.h (attr_length_save_restore_dltp): Delete.
2038         (cmpib_comparison_operator): Likewise.
2039         (following_cal, output_and, output_ior, output_move_double,
2040         output_fp_move_double, output_block_move, output_block_clear,
2041         output_cbranch, output_lbranch, output_bb, output_bvb, output_dbra,
2042         output_movb, output_parallel_movb, output_parallel_addb, output_call,
2043         output_indirect_call, output_millicode_call, output_mul_insn,
2044         output_div_insn, output_mod_insn, singlemove_string,
2045         output_arg_descriptor, output_global_address, print_operand,
2046         legitimize_pic_address, hppa_encode_label, symbolic_expression_p,
2047         fmpyaddoperands, fmpysuboperands, emit_bcond_fp, emit_move_sequence,
2048         emit_hpdiv_const, is_function_label_plus_const, jump_in_call_delay,
2049         hppa_fpstore_bypass_p, attr_length_millicode_call, attr_length_call,
2050         attr_length_indirect_call, return_addr_rtx, function_arg_padding,
2051         insn_refs_are_delayed, get_deferred_plabel, ldil_cint_p, zdepi_cint_p,
2052         output_ascii, compute_frame_size, and_mask_p, cint_ok_for_move,
2053         hppa_expand_prologue, hppa_expand_epilogue, ior_mask_p,
2054         compute_zdepdi_operands, output_64bit_and, output_64bit_ior,
2055         reloc_needed, magic_milli, shadd_constant_p): Consistently prefix
2056         exported functions and variables with "pa_".
2057         * config/pa/predicates.md: Likewise.
2058         * config/pa/pa64-hpux.h: likewise.
2059         * config/pa/som.h: Likewise.
2060         * config/pa/elf.h: Likewise.
2061         * config/pa/pa64-linux.h: Likewise.
2062         * config/pa/pa.md: Likewise.
2063         * config/pa/pa.c: Likewise.
2064         * config/pa/pa-linux.h: Likewise.
2065         * config/pa/pa.h: Likewise.
2066         * config/pa/constraints.md: Likewise.
2067
2068 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
2069
2070         * config/i386/i386.md (xop_sha<mode>3): Rename from xop_ashl<mode>3.
2071         Update all uses.
2072         (xop_shl<mode>3): Rename from xop_lshl<mode>3.  Update all uses.
2073         * config/i386/i386.c: Update all uses.
2074
2075 2011-10-29  Uros Bizjak  <ubizjak@gmail.com>
2076
2077         * config/i386/i386.md (lshlv16qi3): Remove expander.
2078         (lshrv16qi3): New expander.
2079         (<shift_insn>v16qi3): Macroize expander from ashrv16qi3 and lshrv16qi3
2080         using any_shiftrt code iterator. Cleanup.
2081         (ashlv16qi3): Cleanup.
2082         (ashrv2di3): Ditto.
2083
2084 2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2085
2086         PR target/50691
2087         * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol
2088         references.
2089         (pa_legitimate_constant_p): Return false for TLS_MODEL_GLOBAL_DYNAMIC
2090         and TLS_MODEL_LOCAL_DYNAMIC symbol references.
2091
2092 2011-10-29  Georg-Johann Lay  <avr@gjlay.de>
2093
2094         PR target/50887
2095         * config/avr/avr.opt (-maccumulate-args): New option.
2096         * config/avr/avr.h (STARTING_FRAME_OFFSET): Redefine to
2097         avr_starting_frame_offset.
2098         (ACCUMULATE_OUTGOING_ARGS): Define to avr_accumulate_outgoing_args.
2099         * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): Remove.
2100         (UNSPECV_WRITE_SP_IRQ_OFF): Remove.
2101         (UNSPECV_WRITE_SP): New constant.
2102         (*addhi3_sp_R): Rewrite to...
2103         (*addhi3_sp): ...this new insn.
2104         (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Combine to...
2105         (movhi_sp_r): ...this new insn.
2106         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): New.
2107         (avr_starting_frame_offset): New.
2108         * config/avr/avr.c (avr_accumulate_outgoing_args): New function.
2109         (avr_starting_frame_offset): New function.
2110         (avr_outgoing_args_size): New static function.
2111         (avr_initial_elimination_offset): Use it.
2112         (avr_simple_epilogue): Use it.
2113         (avr_asm_function_end_prologue): Use it.
2114         (expand_epilogue): Use it.
2115         (expand_prologue): Use it.  Break out code to...
2116         (avr_prologue_setup_frame): ...this new static function.
2117         (avr_can_eliminate): Allow eliminating to frame pointer if there
2118         is one.
2119         (avr_frame_pointer_required_p): Use frame pointer if target has a
2120         nonlocal label.
2121         * config/avr/constraints.md (R): Remove.
2122         (Csp): New constraint.
2123         * config/avr/predicates.md (avr_sp_immediate_operand): Use it.
2124
2125 2011-10-29  Andi Kleen  <ak@linux.intel.com>
2126
2127         * gcc-ar.c (target_machine): Add.
2128
2129 2011-10-29  Anatoly Sokolov  <aesok@post.ru>
2130
2131         * config/cris/cris.c (reg_ok_for_base_p, reg_ok_for_index_p,
2132         cris_constant_index_p, cris_base_p, cris_index_p,
2133         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p,
2134         cris_legitimate_address_p): New functions.
2135         (TARGET_LEGITIMATE_ADDRESS_P): Define.
2136         (cris_pic_symbol_type, cris_valid_pic_const): Change arguments type
2137         from rtx to const_rtx.
2138         (cris_print_operand_address, cris_address_cost,
2139         cris_side_effect_mode_ok):  Use
2140         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
2141         cris_biap_index_p and cris_bdap_index_p.
2142         * config/cris/cris.h (CONSTANT_INDEX_P, BASE_P, BASE_OR_AUTOINCR_P,
2143         BDAP_INDEX_P, BIAP_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
2144         REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
2145         (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_R, EXTRA_CONSTRAINT_T): Use
2146         cris_constant_index_p, cris_base_p, cris_base_or_autoincr_p,
2147         cris_biap_index_p and cris_bdap_index_p.
2148         * config/cris/cris.md (moversideqi movemsideqi peephole2): Use
2149         cris_base_p.
2150         * config/cris/cris-protos.h (cris_constant_index_p, cris_base_p,
2151         cris_base_or_autoincr_p, cris_bdap_index_p, cris_biap_index_p): New
2152         prototype.
2153         (cris_pic_symbol_type, cris_valid_pic_const): Update prototype.
2154
2155 2011-10-21  Andi Kleen  <ak@linux.intel.com>
2156
2157         * ggc-page (PAGE_ALIGN): Add.
2158         (alloc_page, ggc_pch_total_size, ggc_pch_this_base, ggc_pch_read):
2159         Replace ROUND_UP with PAGE_ALIGN.
2160
2161 2011-10-20  Andi Kleen  <ak@linux.intel.com>
2162
2163         * ggc-page (alloc_anon): Add check argument.
2164         (alloc_page): Add fallback to 1 page allocation.
2165         Adjust alloc_anon calls to new argument.
2166
2167 2011-10-18  Andi Kleen  <ak@linux.intel.com>
2168
2169         * ggc-page (release_pages): First free large continuous
2170         chunks in the madvise path.
2171
2172 2011-10-18  Andi Kleen  <ak@linux.intel.com>
2173
2174         * ggc-page.c (alloc_pages): Always round up entry_size.
2175
2176 2011-10-19  Andi Kleen  <ak@linux.intel.com>
2177
2178         * Makefile.in (MOSTLYCLEANFILES): Add gcc-ar/nm/ranlib.
2179         (native): Add gcc-ar, gcc-nm, gcc-ranlib.
2180         (AR_LIBS, gcc-ar, gcc-ar.o, gcc-ranlib, gcc-ranlib.o,
2181         gcc-nm, gcc-nm.o, gcc-ranlib.c, gcc-nm.c): Add.
2182         (install): Depend on install-gcc-ar.
2183         (install-gcc-ar): Add.
2184         (uninstall): Uninstall gcc-ar, gcc-nm, gcc-ranlib.
2185         * gcc-ar.c: Add new file.
2186
2187 2011-10-28  Pat Haugen <pthaugen@us.ibm.com>
2188
2189         * config/rs6000/rs6000.md (define_attr "type"): Add vecdouble.
2190         * config/rs6000/vsx.md (VStype_simple, VStype_mul): Use vecdouble
2191         type for V2DF.
2192         (VStype_div): Use vector types for V2DF/V4SF.
2193         (VStype_sqrt): Use *sqrt types.
2194         (VS_spdp_type): Change type to vecdouble.
2195         (*vsx_fmav2df4, *vsx_nfmsv2df4, vsx_xvcvdpsxws, vsx_xvcvdpuxws,
2196         vsx_xvcvuxdsp, vsx_xvcvsxwdp, vsx_xvcvuxwdp, vsx_xvcvspsxds,
2197         vsx_xvcvspuxds): Likewise.
2198         (*vsx_fms<mode>4): Set type via <VStype_mul>.
2199         (*vsx_eq_<mode>_p, *vsx_gt_<mode>_p, *vsx_ge_<mode>_p): Set type via
2200         <VStype_simple>.
2201         * config/rs6000/power7.md (power7-vecstore): Correct VSU pipe.
2202         (power7-fpcompare, power7-sdiv, power7-ddiv, power7-sqrt,
2203         power7-dsqrt): Correct insn latency.
2204         (power7-vecsimple): Add veccmp type and correct dispatch/VSU values.
2205         (power7-veccmp): Delete.
2206         (power7-vecfloat): Correct latency/dispatch/VSU values.
2207         (define_bypass "power7-vecfloat"): Correct latency and types.
2208         (power7-veccomplex, power7-vecperm): Correct dispatch/VSU values.
2209         (power7-vecdouble, power7-vecfdiv, power7-vecdiv): New.
2210
2211 2011-10-28  Uros Bizjak  <ubizjak@gmail.com>
2212
2213         * config/i386/i386.md (shift_insn): Rename code attribute from
2214         shiftrt_insn.  Also handle ashift RTX.
2215         (shift): Rename code attribute from shiftrt.  Also handle ashift RTX.
2216         (vshift): New code attribute.
2217         (<shift_insn>*): Rename from <shiftrt_insn>*. Update asm templates.
2218         (any_lshift): Move and rename code iterator from ...
2219         * config/i386/sse.md (lshift): ... here.
2220         (lshift_insn): Remove code attribute.
2221         (lshift): Remove code attribute.
2222         (vlshr<mode>3): Use lshiftrt RTX.
2223         (vashr<mode>3, ashrv16qi3, ashrv2di3): Use ashiftrt RTX.
2224         (vashl<mode>3, ashlv16qi3): Use ashift RTX.
2225         (avx2_<lshift>v<mode>): Rename from avx2_<shift_insn>v<mode>.  Use
2226         any_lshift code iterator.  Update asm template.
2227         (<shift_insn><mode>3): Macroize insn from lshr<mode>3 and ashl<mode>3
2228         usign any_lshift code iterator.
2229         * config/i386/mmx.md (mmx_<shift_insn><mode>3): Macroize insn from
2230         mmx_lshr<mode>3 and mmx_ashl<mode>3 usign any_lshift code iterator.
2231         * config/i386/i386.c (bdesc_args) <__builtin_ia32_psll>: Update.
2232
2233 2011-10-28  Georg-Johann Lay  <avr@gjlay.de>
2234
2235         PR target/49313
2236         * config/avr/avr.md (parityhi2): Expand allowing pseudos.
2237         (*parityhi2): New pre-reload insn-and-split to map 16-bit parity
2238         to the libgcc insn.
2239         (*parityqihi2): Same for 8-bit parity.
2240
2241 2011-10-28  Julian Brown  <julian@codesourcery.com>
2242
2243         PR rtl-optimization/47918
2244         * reload1.c (set_initial_label_offsets): Use initial offsets
2245         for labels on the nonlocal_goto_handler_labels chain.
2246
2247 2011-10-28  Iain Sandoe  <iains@gcc.gnu.org>
2248
2249         * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
2250         Move darwin-fpsave.asm from here to ... LIB2FUNCS_EXTRA.
2251         (LIB2FUNCS_EXTRA):  Add darwin-gpsave.asm.
2252         (TARGET_LIBGCC2_CFLAGS): Ensure that fPIC and -pipe are inherited from
2253         config/t-darwin.
2254         * config/rs6000/darwin.h (FP_SAVE_INLINE): Adjust to enable.
2255         (GP_SAVE_INLINE): Likewise.
2256         (SAVE_FP_PREFIX,  SAVE_FP_SUFFIX, RESTORE_FP_PREFIX,
2257         RESTORE_FP_SUFFIX): Set to empty strings.
2258         * config/rs6000/rs6000.c (rs6000_savres_strategy): Implement for Darwin.
2259         (debug_stack_info): Print savres_strategy.
2260         (rs6000_savres_routine_name): Implement for Darwin.
2261         (rs6000_make_savres_rtx): Adjust used register for Darwin.
2262         (rs6000_emit_prologue): Implement out-of-line saves for Darwin.
2263         (rs6000_output_function_prologue): Don't emit .extern for Mach-O.
2264         (rs6000_emit_epilogue): Implement out-of-line saves for Darwin.
2265         * config/rs6000/darwin-gpsave.asm: New file.
2266
2267 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
2268
2269         * config/i386/sse.md (VI4SD_AVX2): Removed.
2270         (VI48_AVX2, VI128_128, VI48_128, VI48_256): New mode iterators.
2271         (vashl<mode>3): Use VI12_128 iterator instead of VI124_128.
2272         Add another expander using VI48_128 iterator for
2273         TARGET_AVX2 || TARGET_XOP and another using VI48_256 iterator
2274         for TARGET_AVX2.
2275         (vlshr<mode>3): Likewise.  Change register_operand predicate to
2276         nonimmediate_operand on last operand in the VI12_128 expander.
2277         (vashr<mode>3): Use VI128_128 iterator instead of VI124_128.
2278         (vashrv4si3, vashrv8si3): New expanders.
2279         (avx2_ashrvv8si, avx2_ashrvv4si, avx2_<lshift>vv8si,
2280         avx2_<lshift>vv2di): Removed.
2281         (avx2_ashrv<mode>): New insn with VI4_AVX2 iterator.
2282         (avx2_<lshift>v<mode>): Macroize using VI48_AVX2
2283         iterator.  Simplify pattern.
2284
2285 2010-10-28  Richard Guenther  <rguenther@suse.de>
2286
2287         PR driver/50876
2288         * lto-wrapper.c (get_options_from_collect_gcc_options):
2289         Properly count arguments.
2290         (run_gcc): Use an obstack to collect argv, properly separate
2291         switches and their arguments.
2292
2293 2011-10-28  Jakub Jelinek  <jakub@redhat.com>
2294
2295         * tree-vect-stmts.c (vectorizable_shift): Give up if op1 has different
2296         vector mode from vectype's mode.
2297
2298 2011-10-28  Chung-Lin Tang  <cltang@codesourcery.com>
2299
2300         PR rtl-optimization/49720
2301         * simplify-rtx.c (simplify_relational_operation_1): Detect
2302         infinite recursion condition in "(eq/ne (plus x cst1) cst2)
2303         simplifies to (eq/ne x (cst2 - cst1))" case.
2304
2305 2011-10-27  David S. Miller  <davem@davemloft.net>
2306
2307         * config/sparc/sparc.md (snedi_special): Only match when not VIS3.
2308         (*snedi_zero): Likewise.
2309         (*snedi_zero_trunc): Likewise.
2310         (snedi_special_vis3): New expander.
2311         (*snedi_zero_vis3): New insn.
2312         (*snedi_zero_trunc_vis3): Likewise.
2313         (*sltu_insn_vis3): Likewise.
2314         (*sltu_insn_vis3_trunc): Likewise.
2315         (addxc): Likewise.
2316         (*addxc_trunc_sp64_vis3): Likewise.
2317         * config/sparc/sparc.c (emit_scc_insn): When VIS3 use the
2318         gen_snedi_special_vis3 expander, and try GTU/LTU addx based
2319         sequences on DImode values.
2320
2321         * config/sparc/sparc.md (64-bit vector moves): Use 'e' not 'f'
2322         constraint.
2323
2324         * regcprop.c (copyprop_hardreg_forward_1): Reject the
2325         transformation when we narrow the mode on big endian.
2326
2327 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
2328
2329         * config/i386/sse.md (avx_cvtpd2dq256_2, avx_cvttpd2dq256_2,
2330         vec_pack_sfix_trunc_v4df, vec_pack_sfix_v4df): New expanders.
2331         (*avx_cvtpd2dq256_2, *avx_cvttpd2dq256_2): New insns.
2332
2333         * config/i386/i386.c (ix86_print_operand): Handle 'q' and 'x'
2334         overrides for -masm=intel memory.
2335         * config/i386/sse.md (sse2_cvtdq2pd, sse2_cvtps2pd,
2336         sse4_1_<code>v8qiv8hi2, avx2_<code>v8qiv8si2,
2337         sse4_1_<code>v4hiv4si2, avx2_<code>v4hiv4di2,
2338         sse4_1_<code>v2siv2di2): Use %q1 instead of %1 for -masm=intel.
2339         (sse4_1_<code>v4qiv4si2, avx2_<code>v4qiv4di2,
2340         sse4_1_<code>v2hiv2di2): Use %k1 instead of %1 for -masm=intel.
2341         (sse4_1_<code>v2qiv2di2): Use %w1 instead of %1 for -masm=intel.
2342
2343 2011-10-27  Martin Jambor  <mjambor@suse.cz>
2344
2345         * ipa-prop.c (compute_pass_through_member_ptrs): Rename parm_info
2346         to parm_ainfo.
2347         (ipa_compute_jump_functions_for_edge): Likewise.
2348         (ipa_compute_jump_functions): Likewise.
2349         (ipa_analyze_indirect_call_uses): Likewise.
2350         (ipa_analyze_call_uses): Likewise.
2351         (ipa_analyze_params_uses): Likewise.
2352         (ipa_analyze_node): Likewise.
2353
2354 2011-10-27  Uros Bizjak  <ubizjak@gmail.com>
2355
2356         PR target/50875
2357         * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
2358         constraints.  Change alternative 1 to "x,m,1".
2359
2360 2011-10-27  Jakub Jelinek  <jakub@redhat.com>
2361
2362         * Makefile.in (build/gencheck.o): Depend on tree.def and
2363         c-family/c-common.def.
2364
2365         * tree-ssa-strlen.c: Include expr.h.
2366         (get_stridx): Don't use c_strlen, instead use string_constant
2367         and compute string length from it.
2368         * Makefile.in (tree-ssa-strlen.o): Depend on $(EXPR_H).
2369
2370 2011-10-27  Eric Botcazou  <ebotcazou@adacore.com>
2371
2372         PR rtl-optimization/46603
2373         PR bootstrap/50879
2374         * reload.c (push_reload): In the out case, restore previous behavior
2375         for subregs that don't have word mode.
2376
2377 2011-10-27  Ian Lance Taylor  <iant@google.com>
2378
2379         * cppdefault.c: Undef NATIVE_SYSTEM_HEADER_DIR if
2380         CROSS_DIRECTORY_STRUCTURE is defined and TARGET_SYSTEM_ROOT is not.
2381         (cpp_include_defaults): Only use NATIVE_SYSTEM_HEADER_DIR if it is
2382         defined.
2383
2384 2011-10-27  Richard Henderson  <rth@redhat.com>
2385
2386         * optabs.c (expand_vec_perm): Use the correct mode for scaling the
2387         selector.  Save the qimode constant selector for later use by the
2388         qimode vec_perm pattern.
2389
2390 2011-10-27  Bernd Schmidt  <bernds@codesourcery.com>
2391
2392         * config/c6x/c6x.c (unit_req_imbalance, res_mii): Cast the first arg
2393         to unit_req_factor to the right enum type.
2394         (get_unit_operand_masks, reshuffle_units, try_rename_operands,
2395         hwloop_optimize): Remove unused variables.
2396
2397 2010-10-27  Richard Guenther  <rguenther@suse.de>
2398
2399         PR middle-end/50731
2400         * tree-vect-generic.c (do_binop): Handle scalar operands.
2401
2402 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
2403
2404         PR target/37191
2405         * config/i386/sse.md (*vec_extract_v4sf_mem): Avoid combining registers
2406         from different units in a single alternative.
2407
2408 2011-10-26  David S. Miller  <davem@davemloft.net>
2409
2410         * config/sparc/sparc.c (emit_scc_insn): Force attempt of v9 sequences
2411         if we're comparing DImode and comparison is other than EQ or NE.
2412
2413         * config/sparc/sparc.c (emit_scc_insn): Do not try v9 sequences until
2414         LEU/LTU/GEU/GTU is attempted.
2415         * config/sparc/sparc.md (*neg_snesi_sign_extend): New 64-bit insn
2416         and split.
2417         (*neg_seqsi_sign_extend): Likewise.
2418         (*sltu_extend_sp64, *neg_sltu_extend_sp64, *sgeu_extend_sp64,
2419         *neg_sgeu_extend_sp64): New insns.
2420
2421         * config/sparc/sparc-protos.h (sparc_expand_conditional_move): Declare.
2422         * config/sparc/sparc.md (mov<I:mode>cc, mov<F:mode>cc): Call it.
2423         (*mov<I:mode>_cc_v9): Normalize to expect operand 0 always in operand 4.
2424         (*mov<I:mode>_cc_reg_sp64): Likewise.
2425         (*movsf_cc_v9): Likewise.
2426         (*movsf_cc_reg_sp64): Likewise.
2427         (*movdf_cc_v9): Likewise.
2428         (*movdf_cc_reg_sp64): Likewise.
2429         (*movtf_cc_hq_v9): Likewise.
2430         (*movtf_cc_reg_hq_sp64): Likewise.
2431         (*movtf_cc_v9): Likewise.
2432         (*movtf_cc_reg_sp64): Likewise.
2433         * config/sparc/sparc.c (sparc_expand_conditional_move): New function.
2434         (sparc_print_operand): Delete 'c' and 'd' handling, no longer used.
2435
2436 2011-10-26  Eric Botcazou  <ebotcazou@adacore.com>
2437
2438         * reload.c (reload_inner_reg_of_subreg): Change type of return value
2439         and type of OUTPUT parameter to bool and adjust.  Document MODE and
2440         OUTPUT parameters.  Use HARD_REGISTER_P.  Reorder final condition
2441         and improve associated comment.
2442         (push_reload): Clarify and update comments about reloading of subregs.
2443         Adjust calls to reload_inner_reg_of_subreg.  Compute the class upfront
2444         for the reloading of subregs in the out case as well.
2445
2446 2011-10-26  Alexandre Oliva  <aoliva@redhat.com>
2447
2448         PR debug/50826
2449         * var-tracking.c (rtx_debug_expr_p): New.
2450         (use_type): Don't use debug exprs to track non-VTA variables.
2451
2452 2011-10-26  Jeff Law  <law@redhat.com>
2453
2454         * doc/invoke.texi (sink-frequency-threshold): Document.
2455         * tree-ssa-sink.c: Include params.h.
2456         (select_best_block): New function.
2457         (statement_sink_location): Use it.
2458         * params.def (SINK_FREQUENCY_THRESHOLD): New PARAM.
2459
2460 2011-10-26  Iain Sandoe  <iains@gcc.gnu.org>
2461
2462         PR target/48108
2463         * config/darwin.c (top level): Amend comments concerning LTO output.
2464         (lto_section_num): New variable.  (darwin_lto_section_e): New GTY.
2465         (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
2466         (LTO_NAMES_SECTION): Rename.
2467         (darwin_asm_named_section): Record LTO section counts and switches
2468         in a vec of darwin_lto_section_e.
2469         (darwin_file_start): Remove unused code.
2470         (darwin_file_end): Put an LTO section termination label.  Handle
2471         output of the wrapped LTO sections, index and names table.
2472
2473 2011-10-26  Alan Modra  <amodra@gmail.com>
2474
2475         * config/rs6000/rs6000.c (rs6000_make_savres_rtx): Delete unneeded
2476         declaration.
2477         (rs6000_emit_stack_reset): Only return insn emitted when it adjusts sp.
2478         (rs6000_make_savres_rtx): Rename to rs6000_emit_savres_rtx.  Use
2479         simple_return in pattern, emit instruction, and set jump_label.
2480         (rs6000_emit_prologue): Update for rs6000_emit_savres_rtx.  Use
2481         simple_return rather than return.
2482         (emit_cfa_restores): New function.
2483         (rs6000_emit_epilogue): Emit cfa_restores when flag_shrink_wrap.
2484         Add missing cfa_restores for SAVE_WORLD.  Add missing LR cfa_restore
2485         when using out-of-line gpr restore.  Add missing LR and FP regs
2486         cfa_restores for out-of-line fpr restore.  Consolidate code setting
2487         up cfa_restores.  Formatting.  Use LR_REGNO define.
2488         (rs6000_output_mi_thunk): Use simple_return rather than return.
2489         * config/rs6000/rs6000.md (sibcall*, sibcall_value*): Likewise.
2490         (return_internal*): Likewise.
2491         (any_return, return_pred, return_str): New iterators.
2492         (return, conditional return insns): Provide both return and
2493         simple_return variants.
2494         * config/rs6000/rs6000.h (EARLY_R12, LATE_R12): Define.
2495         (REG_ALLOC_ORDER): Move r12 before call-saved regs when FIXED_R13.
2496         Move r11 and r0 later to suit shrink-wrapping.
2497
2498 2011-10-26  Richard Guenther  <rguenther@suse.de>
2499
2500         * lto-wrapper.c (run_gcc): Properly init/free obstack.
2501
2502 2011-10-26  Jakub Jelinek  <jakub@redhat.com>
2503
2504         * config/i386/i386.md (UNSPEC_VSIBADDR): New.
2505         * config/i386/predicates.md (vsib_address_operand,
2506         vsib_mem_operator): New predicates.
2507         * config/i386/i386.c (ix86_print_operand_address): Handle
2508         UNSPEC_VSIBADDR addresses.
2509         * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>,
2510         avx2_gatherdi<mode>256): Adjust expanders to use MEM with
2511         UNSPEC_VSIBADDR address.
2512         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>, *avx2_gatherdi<mode>256):
2513         Adjust insns to use MEM with UNSPEC_VSIBADDR address.
2514
2515 2011-10-26  Tom de Vries  <tom@codesourcery.com>
2516
2517         PR tree-optimization/50763
2518         * tree-ssa-tail-merge.c (replace_block_by): Update vops if phi_vuse1 or
2519         phi_vuse2 is NULL_TREE only if bb1 dominates or is dominated by bb2.
2520
2521 2011-10-26  Richard Guenther  <rguenther@suse.de>
2522
2523         PR lto/41844
2524         * Makefile.in (lto-wrapper): Depend on and link against opts-common.o.
2525         (lto-wrapper.o): Depend on $(OPTS_H) and $(OPTIONS_H).
2526         * lto-wrapper.c (get_options_from_collect_gcc_options): New function.
2527         (run_gcc): Use it.  Filter out language specific options.
2528
2529 2011-10-26  Andreas Tobler  <andreast@fgznet.ch>
2530
2531         * config/i386/freebsd64.h (LINK_SPEC): Emit the same warning as the
2532         32-bit target does.
2533
2534 2011-10-25  Paolo Carlini  <paolo.carlini@oracle.com>
2535
2536         PR driver/46617
2537         * gcc.c (main): Fix fatal_error string for translation.
2538
2539 2011-10-25  Ian Lance Taylor  <iant@google.com>
2540
2541         * tree-eh.c (do_return_redirection): Remove return_value_p
2542         parameter.  Change all callers.
2543         (lower_try_finally_nofallthru): Remove local return_val.
2544         (lower_try_finally_onedest): Likewise.
2545         (lower_try_finally_copy): Likewise.
2546         (lower_try_finally_switch): Likewise.
2547
2548 2011-10-25  H.J. Lu  <hongjiu.lu@intel.com>
2549
2550         * config/i386/mmx.md (*mmx_maskmovq): Replace :SI with :P and
2551         remove "&& !TARGET_64BIT"
2552         (*mmx_maskmovq_rex): Removed.
2553
2554 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2555
2556         PR rtl-optimization/46603
2557         * reload.c (push_reload): In the out case, reload the subreg as well
2558         as the reg if it has word mode.
2559
2560 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2561
2562         * dwarf2out.c (add_gnat_descriptive_type_attribute): Temporarily
2563         suppress debug info for the parent type.
2564
2565 2011-10-25  Eric Botcazou  <ebotcazou@adacore.com>
2566
2567         * config/ia64/ia64.c (ia64_profile_hook): Fix thinko.
2568
2569 2011-10-25  Richard Henderson  <rth@redhat.com>
2570
2571         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Remove.
2572         (vec_extract_even<mode>, vec_extract_odd<mode>): Remove.
2573
2574         * config/rs6000/altivec.md (vec_extract_evenv8hi,
2575         vec_extract_evenv16qi, vec_extract_oddv4si,
2576         vec_extract_oddv4sf): Remove.
2577
2578         * config/spu/spu.md (vec_extract_evenv4si, vec_extract_evenv4sf,
2579         vec_extract_evenv8hi, vec_extract_evenv16qi, vec_extract_oddv4si,
2580         vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2581         vec_interleave_highv4sf, vec_interleave_lowv4sf,
2582         vec_interleave_highv4si, vec_interleave_lowv4si,
2583         vec_interleave_highv8hi, vec_interleave_lowv8hi,
2584         vec_interleave_highv16qi, vec_interleave_lowv16qi): Remove.
2585
2586         * expr.c (expand_expr_real_2) [VEC_EXTRACT_EVEN_EXPR]: Use binop.
2587         [VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR]: Likewise.
2588         [VEC_INTERLEAVE_LOW_EXPR]: Likewise.
2589         * optabs.c (expand_binop): Implement vec_interleave_high_optab,
2590         vec_interleave_low_optab, vec_extract_even_optab,
2591         vec_extract_odd_optab with expand_vec_perm.
2592         (can_vec_perm_for_code_p): New.
2593         * optabs.h: Update.
2594         * tree-vect-data-refs.c (vect_strided_store_supported): Allow for
2595         fallback via can_vec_perm_for_code_p.
2596         (vect_strided_load_supported): Likewise.
2597         * tree-vect-generic.c (expand_vector_operations_1): Never lower
2598         VEC_INTERLEAVE_HIGH_EXPR, VEC_INTERLEAVE_LOW_EXPR,
2599         VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR.
2600
2601         * target.def (vec_perm_const_ok): Change parameters to mode and
2602         array of indicies.
2603         * doc/tm.texi: Rebuild.
2604         * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
2605         parameters to mode and array of indicies.
2606         * expr.c (expand_expr_real_2) [VEC_PERM_EXPR]: Expand operands here.
2607         * optabs.c (can_vec_perm_p): Rename from can_vec_perm_expr_p.
2608         Change parameters to mode and array of indicies.
2609         (expand_vec_perm_1): Rename from expand_vec_perm_expr_1.
2610         (expand_vec_perm): Rename from expand_vec_perm_expr.  Change
2611         parameters to mode and rtx inputs.  Try lowering to QImode
2612         vec_perm_const before trying fully variable permutation.
2613         * optabs.h: Update decls.
2614         * tree-vect-generic.c (lower_vec_perm): Extract array of indices from
2615         VECTOR_CST to pass to can_vec_perm_p.
2616         * tree-vect-slp.c (vect_get_mask_element): Change mask parameter type
2617         from int pointer to unsigned char pointer.
2618         (vect_transform_slp_perm_load): Update for change to can_vec_perm_p.
2619         * tree-vect-stmts.c (perm_mask_for_reverse): Likewise.
2620
2621         * tree.def (VEC_EXTRACT_EVEN_EXPR): Fix typo in text name.
2622         (VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2623         VEC_INTERLEAVE_LOW_EXPR): Likewise.
2624
2625 2011-10-25  Mike Stump  <mikestump@comcast.net>
2626
2627         * reload.c (regno_clobbered_p): Fix typo.
2628
2629 2011-10-25  Dodji Seketeli  <dodji@redhat.com>
2630
2631         * input.c (expand_location): Rewrite using linemap_resolve_location
2632         and linemap_expand_location.  Add a comment.
2633
2634 2011-10-25  Jakub Jelinek  <jakub@redhat.com>
2635
2636         PR tree-optimization/50596
2637         * tree-vect-stmts.c (vect_mark_relevant): Only use
2638         FOR_EACH_IMM_USE_FAST if lhs is SSA_NAME.
2639         (vectorizable_store): If is_pattern_stmt_p look through
2640         VIEW_CONVERT_EXPR on lhs.
2641         * tree-vect-patterns.c (check_bool_pattern, adjust_bool_pattern):
2642         Use unsigned type instead of signed.
2643         (vect_recog_bool_pattern): Optimize also stores into bool memory in
2644         addition to casts from bool to integral types.
2645         (vect_mark_pattern_stmts): If pattern_stmt already has vinfo
2646         created, don't create it again.
2647
2648 2011-10-25  Kai Tietz  <ktietz@redhat.com>
2649
2650         * config/i386/i386.c (ix86_frame_pointer_required): Require
2651         frame-pointer, if setjmp is used for 32-bit ms-abi.
2652
2653 2011-10-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2654
2655         * builtins.c (set_builtin_user_assembler_name): Remove extra
2656         newline added in October 11th, 2011 change.
2657
2658 2011-10-24  David S. Miller  <davem@davemloft.net>
2659
2660         * config/sparc/little-endian.opt: Delete.
2661         * config.gcc: Remove references to config/sparc/little-endian.opt
2662         * doc/invoke.texi: Remove documentation of -mlittl-endian on sparc.
2663         * config/sparc/linux64.h: Delete references to -mlittle-endian.
2664         * config/sparc/netbsd-elf.h: Likewise.
2665         * config/sparc/openbsd64.h: Likewise.
2666         * config/sparc/sparc.h: Likewise.
2667         * config/sparc/sp64-elf.h: Likewise and delete overrides for
2668         BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
2669         * config/sparc/sparc.c (dump_target_flag_bits): Remove reference
2670         to MASK_LITTLE_ENDIAN.
2671         * config/sparc/sparc.opt (Mask(LITTLE_ENDIAN)): Delete.
2672
2673         * config/sparc/sparc.md: Only use F, G, and C constraints in FP insns.
2674         Only use D, Y, and Z constraints in vector insns.
2675
2676         * config/sparc/sparc.md (cpu_feature, enabled): New attributes.
2677         (*movsi_insn_novis3, *movsi_insn_vis3): Consolidate into one pattern
2678         called *movsi_insn.
2679         (*movdi_insn_sp32_v9_novis3, *movdi_insn_sp32_v9_vis3): Consolidate
2680         into *movdi_insn_sp32.
2681         (*movdi_insn_sp64_novis3, *movdi_insn_sp64_vis3): Consolidate into
2682         one pattern called *movdi_insn_sp64.
2683         (*movsf_insn_novis3, *movsf_insn_vis3, *movsf_insn_no_fpu):
2684         Consolidate into one pattern called *movsf_insn.
2685         (*movdf_insn_sp32_no_fpu, *movdf_insn_sp32_v9_novis3,
2686         *movdf_insn_sp32_v9_vis3, *movdf_insn_sp32_v9_no_fpu): Consolidate
2687         into *movdf_insn_sp32.
2688         (*movdf_insn_sp64_novis3, *movdf_insn_sp64_vis3,
2689         *movdf_insn_sp64_no_fpu): Consolidate into one pattern called
2690         *movdf_insn_sp64.
2691         (*zero_extendsidi2_insn_sp64_novis3,
2692         *zero_extendsidi2_insn_sp64_vis3): Consolidate into one pattern
2693         called *zero_extendsidi2_insn_sp64.
2694         (*sign_extendsidi2_insn_novis3, *sign_extendsidi2_insn_vis3):
2695         Consolidate into one pattern named *sign_extendsidi2_insn.
2696         (*mov<VM32:mode>_insn_novis3, *mov<VM32:mode>_insn_vis3):
2697         Consolidate into one pattern named *mov<VM32:mode>_insn.
2698         (*mov<VM64:mode>_insn_sp64_novis3,
2699         *mov<VM64:mode>_insn_sp64_novis3): Consolidate into one pattern
2700         named *mov<VM64:mode>_insn_sp64.
2701         (*mov<VM64:mode>_insn_sp32_novis3,
2702         *mov<VM64:mode>_insn_sp32_vis3): Consolidate into one pattern
2703         named *mov<VM64:mode>_insn_sp32.
2704
2705 2011-10-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2706
2707         * tree-ssa-strlen.c (get_string_length): Change assertion to STPCPY.
2708         (zero_length_string): Change assertion to accept strinfo without
2709         length but with stmt instead.
2710         Set the endptr pointer also if starting a new chain.
2711         (adjust_related_strinfos): Ignore strinfos marked for delayed
2712         length computation.
2713         (handle_builtin_strcpy): Mark earlier strinfo elements also for
2714         delayed length computation.
2715
2716 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
2717
2718         PR target/50820
2719         Port from 4.6 branch r180379
2720         * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
2721         handling and indirect jump/calls on devices > 128k.
2722
2723 2011-10-24  Anatoly Sokolov  <aesok@post.ru>
2724             Georg-Johann Lay  <avr@gjlay.de>
2725
2726         PR target/49824
2727         * doc/extend.texi (Declaring Attributes of Functions):
2728         Document OS_main and OS_task attributes.
2729         (Specifying Attributes of Variables): Move up
2730         subsection "AVR Variable Attributes" as of alphabetical order.
2731
2732 2011-10-24  Richard Guenther  <rguenther@suse.de>
2733
2734         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Convert constants
2735         to vector element type.
2736         (vectorizable_assignment): Bail out for non-mode-precision operations.
2737         (vectorizable_shift): Likewise.
2738         (vectorizable_operation): Likewise.
2739         (vectorizable_type_demotion): Likewise.
2740         (vectorizable_type_promotion): Likewise.
2741         (vectorizable_store): Handle non-mode-precision stores.
2742         (vectorizable_load): Handle non-mode-precision loads.
2743         (get_vectype_for_scalar_type_and_size): Return a vector type
2744         for non-mode-precision integers.
2745         * tree-vect-loop.c (vectorizable_reduction): Bail out for
2746         non-mode-precision reductions.
2747
2748 2011-10-24  Julian Brown  <julian@codesourcery.com>
2749
2750         * config/m68k/m68k.c (notice_update_cc): Tighten condition for
2751         setting CC_REVERSED for FP comparisons.
2752
2753 2011-10-24  Richard Guenther  <rguenther@suse.de>
2754
2755         PR tree-optimization/50838
2756         * tree-data-ref.c (dr_analyze_indices): Properly canonicalize
2757         a MEM_REF base if we change it.
2758
2759 2011-10-24  Bernd Schmidt  <bernds@codesourcery.com>
2760
2761         PR bootstrap/50836
2762         * rtlanal.c: Swap includes of "hard-reg-set.h" and "rtl.h".
2763
2764         PR rtl-optimization/50833
2765         * function.c (thread_prologue_and_epilogue_insns): Expect the
2766         return insn optimization only if optimize.
2767
2768 2011-10-24  Georg-Johann Lay  <avr@gjlay.de>
2769
2770         * config/avr/avr.c: Break long lines.
2771         Define target hooks on the fly if applicable.
2772         (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove first definition
2773         overridden later.
2774         (targetm): Move definition to end of file.
2775         (avr_can_eliminate): Make static on the fly.
2776         (avr_frame_pointer_required_p): Ditto.
2777         (avr_hard_regno_scratch_ok): Ditto.
2778         (avr_builtin_setjmp_frame_value): Make static on the fly.
2779         Indent according to coding rules.
2780         (avr_case_values_threshold): Ditto.
2781         (avr_attribute_table): Move down.
2782
2783 2011-10-24  Ira Rosen  <ira.rosen@linaro.org>
2784
2785         PR tree-optimization/50730
2786         * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
2787         analysis if encountered unsupported data-ref.
2788
2789 2011-10-23  David S. Miller  <davem@davemloft.net>
2790
2791         * config/sparc/sparc.c (sparc_option_override): Remove -mv8plus
2792         cpu adjustment.
2793         * config/sparc/linux64.h (CC1_SPEC): When defaulting to 64-bit,
2794         append -mcpu=v9 when -mv8plus is given.
2795
2796         * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): We can move
2797         between float and non-float regs when VIS3.
2798         * config/sparc/sparc.c (eligible_for_restore_insn): We can't
2799         use a restore when the source is a float register.
2800         (sparc_split_regreg_legitimate): When VIS3 allow moves between
2801         float and integer regs.
2802         (sparc_register_move_cost): Adjust to account for VIS3 moves.
2803         (sparc_preferred_reload_class): On 32-bit with VIS3 when moving an
2804         integer reg to a class containing EXTRA_FP_REGS, constrain to FP_REGS.
2805         (sparc_secondary_reload): On 32-bit with VIS3 when moving between
2806         float and integer regs we sometimes need a FP_REGS class
2807         intermediate move to satisfy the reload.  When this happens
2808         specify an extra cost of 2.
2809         (*movsi_insn): Rename to have "_novis3" suffix and add !VIS3 guard.
2810         (*movdi_insn_sp32_v9): Likewise.
2811         (*movdi_insn_sp64): Likewise.
2812         (*movsf_insn): Likewise.
2813         (*movdf_insn_sp32_v9): Likewise.
2814         (*movdf_insn_sp64): Likewise.
2815         (*zero_extendsidi2_insn_sp64): Likewise.
2816         (*sign_extendsidi2_insn): Likewise.
2817         (*movsi_insn_vis3): New insn.
2818         (*movdi_insn_sp32_v9_vis3): New insn.
2819         (*movdi_insn_sp64_vis3): New insn.
2820         (*movsf_insn_vis3): New insn.
2821         (*movdf_insn_sp32_v9_vis3): New insn.
2822         (*movdf_insn_sp64_vis3): New insn.
2823         (*zero_extendsidi2_insn_sp64_vis3): New insn.
2824         (*sign_extendsidi2_insn_vis3): New insn.
2825         (TFmode reg/reg split): Make sure both REG operands are float.
2826         (*mov<VM32:mode>_insn): Add "_novis3" suffix and !VIS3 guard. Remove
2827         easy constant to integer reg alternatives.
2828         (*mov<VM64:mode>_insn_sp64): Likewise.
2829         (*mov<VM64:mode>_insn_sp32_novis3): Likewise.
2830         (*mov<VM32:mode>_insn_vis3): New insn.
2831         (*mov<VM64:mode>_insn_sp64_vis3): New insn.
2832         (*mov<VM64:mode>_insn_sp32_vis3): New insn.
2833         (VM64 reg<-->reg split): New splitter for 32-bit.
2834
2835         * config/sparc/sparc.c (sparc_split_regreg_legitimate): New function.
2836         * config/sparc/sparc-protos.h (sparc_split_regreg_legitimate):
2837         Declare it.
2838         * config/sparc/sparc.md (DImode reg/reg split): Use it.
2839         (DFmode reg/reg split): Likewise.
2840
2841         * config/sparc/sparc.md (*movdi_insn_sp32_v9): Add alternatives for
2842         generating fzero and fone instructions.
2843         (DImode const_int --> reg splitter): Only trigger for integer regs.
2844
2845         * config/sparc/predicates.md (input_operand): Disallow vector
2846         constants other than 0 and -1.
2847         * config/sparc/sparc.c (sparc_preferred_reload_class): Return
2848         NO_REGS for vector constants other than 0 and -1.
2849
2850         * config/sparc/sparc.h (SPARC_FIRST_INT_REG, SPARC_LAST_INT_REG,
2851         SPARC_INT_REG_P): Define.
2852         (HARD_REGNO_NREGS): Use SPARC_INT_REG_P.
2853         (REGNO_OK_FOR_INDEX_P): Likewise.
2854         * config/sparc/sparc.c (gen_df_reg): Likewise.
2855         (eligible_for_return_delay): Likewise.
2856         (eligible_for_sibcall_delay): Likewise.
2857         (sparc_legitimate_address_p): Likewise.
2858         (emit_save_or_restore_regs): Likewise.
2859         (registers_ok_for_ldd_peep): Likewise.
2860         * config/spac/sparc.md (DI mode splitters): Likewise.
2861         (SF mode const splitters): Likewise.
2862         (DF mode splitters): Likewise.
2863         (32-bit DI mode logical op splitters): Likewise.
2864
2865 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2866
2867         PR c++/50841
2868         Revert:
2869         2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2870
2871         PR c++/50810
2872         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
2873
2874 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2875
2876         * config/i386/sse.md (avx2_lshl<mode>3): Remove insn pattern.
2877         (VI248_256): Remove mode iterator.
2878         * config/i386/i386.c (ix86_expand_vec_perm): Use gen_ashlv4di3
2879         instead of gen_avx2_lshlv4di3.
2880         (bdesc_args): Use CODE_FOR_ashl{v16hi,v8si,v4di}3 instead of
2881         CODE_FOR_avx2_lshl{v16hi,v8si,v4di}3.
2882
2883 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2884
2885         * config/i386/sse.md (sseintprefix): Rename from gthrfirstp.
2886         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>): Delete expander.
2887         (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>) Merge insn
2888         pattern from *avx2_maskload<ssemodesuffix><avxsizesuffix> and
2889         *avx_maskload<ssemodesuffix><avxsizesuffix> using V48_AVX mode
2890         iterator.  Use sseintprefix mode attribute.
2891         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Delete expander.
2892         (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>) Merge insn
2893         pattern from *avx2_maskstore<ssemodesuffix><avxsizesuffix> and
2894         *avx_maskstore<ssemodesuffix><avxsizesuffix> using V48_AVX mode
2895         iterator.  Use sseintprefix mode attribute.
2896         (*avx2_gathersi<mode>) Use sseintprefix and ssemodesuffix mode
2897         attributes.
2898         (*avx2_gatherdi<mode>): Ditto.
2899         (*avx2_gatherdi<mode>256): Ditto.
2900         (VI48_AVX2): Remove mode iterator.
2901         (gthrlastfp): Remove mode attribute.
2902
2903 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
2904
2905         PR c++/50810
2906         * doc/invoke.texi ([-Wnarrowing], [-Wc++0x-compat]): Update.
2907
2908 2011-10-23  Tom de Vries  <tom@codesourcery.com>
2909
2910         PR tree-optimization/50763
2911         * tree-ssa-tail-merge.c (same_succ_flush_bb): New function, factored
2912         out of ...
2913         (same_succ_flush_bbs): Use same_succ_flush_bb.
2914         (purge_bbs): Remove argument.  Remove calls to same_succ_flush_bbs,
2915         release_last_vdef and delete_basic_block.
2916         (unlink_virtual_phi): New function.
2917         (update_vuses): Add and use vuse1_phi_args argument.  Set var to
2918         SSA_NAME_VAR of vuse1 or vuse2, and use var.  Handle case that
2919         def_stmt2 is NULL.  Use phi result as phi arg in case vuse1 or vuse2
2920         is NULL_TREE.  Replace uses of vuse1 if vuse2 is NULL_TREE.  Fix code
2921         to limit replacement of uses.  Propagate phi argument for phis with a
2922         single argument.
2923         (replace_block_by): Update vops if phi_vuse1 or phi_vuse2 is NULL_TREE.
2924         Set vuse1_phi_args if vuse1 is a phi defined in bb1.  Add
2925         vuse1_phi_args as argument to call to update_vuses.  Call
2926         release_last_vdef, same_succ_flush_bb, delete_basic_block.  Update
2927         CDI_DOMINATORS info.
2928         (tail_merge_optimize): Remove argument in call to purge_bbs.  Remove
2929         call to free_dominance_info.  Only call calculate_dominance_info once.
2930
2931 2011-10-23  Eric Botcazou  <ebotcazou@adacore.com>
2932
2933         * fold-const.c (invert_tree_comparison): Always invert EQ_EXPR/NE_EXPR.
2934
2935         PR tree-optimization/44683
2936         * tree-ssa-dom.c (record_edge_info): Record simple equivalences only if
2937         we can be sure that there are no signed zeros involved.
2938
2939 2011-10-23  Jan Hubicka  <jh@suse.cz>
2940
2941         * ipa-inline.c (estimate_badness): Scale up and handle overflows.
2942
2943 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
2944
2945         PR target/50788
2946         * config/i386/sse.md (<avx_avx2>_maskload<ssemodesuffix><avxsizesuffix>):
2947         Remove (match_dup 0).
2948         (*avx2_maskload<ssemodesuffix><avxsizesuffix>): New insn pattern.
2949         (*avx_maskload<ssemodesuffix><avxsizesuffix>): Ditto.
2950         (*avx2_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
2951         (*avx_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
2952         (*avx2_maskmov<ssemodesuffix><avxsizesuffix>): Remove insn pattern.
2953         (*avx_maskmov<ssemodesuffix><avxsizesuffix>): Ditto.
2954
2955 2011-10-23  Ira Rosen  <ira.rosen@linaro.org>
2956
2957         PR tree-optimization/50819
2958         * tree-vectorizer.h (vect_analyze_data_ref_dependences): Remove
2959         the last argument.
2960         * tree-vect-loop.c (vect_analyze_loop_2): Update call to
2961         vect_analyze_data_ref_dependences.
2962         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Remove
2963         the last argument.  Check load-after-store dependence for unknown
2964         dependencies in basic blocks.
2965         (vect_analyze_data_ref_dependences): Update call to
2966         vect_analyze_data_ref_dependences.
2967         * tree-vect-patterns.c (vect_recog_widen_shift_pattern): Fix typo.
2968         * tree-vect-slp.c (vect_bb_vectorizable_with_dependencies): Remove.
2969         (vect_slp_analyze_bb_1): Update call to
2970         vect_analyze_data_ref_dependences.  Don't call
2971         vect_bb_vectorizable_with_dependencies.
2972
2973 2011-10-22  David S. Miller  <davem@davemloft.net>
2974
2975         * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS,
2976         SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2977         * config/sparc/sparc.c (TARGET_SECONDARY_RELOAD): Redefine.
2978         (sparc_secondary_reload): New function.
2979
2980         * config/sparc/sparc.h (sparc_costs): Remove extern decl.
2981         (struct processor_costs): Move from here..
2982         * config/sparc/sparc.c (struct processor_costs): To here.
2983         (sparc_costs): Mark static.
2984
2985         * config/sparc/sparc.c (short_branch, reg_unused_after): Delete.
2986         * config/sparc/sparc-protos.h (short_branch, reg_unused_after):
2987         Get rid of declarations.
2988
2989 2011-10-21  Paul Brook  <paul@codesourcery.com>
2990
2991         * config/c6x/c6x.c (c6x_asm_emit_except_personality,
2992         c6x_asm_init_sections): New functions.
2993         (TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS): Define.
2994
2995 2011-10-21  Jakub Jelinek  <jakub@redhat.com>
2996
2997         PR target/50813
2998         * config/i386/i386.c (expand_vec_perm_even_odd_1): Handle
2999         V4DImode and V8SImode for !TARGET_AVX2.
3000
3001 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
3002
3003         PR bootstrap/50825
3004         * sched-deps.c (add_dependence): If not doing predication, promote
3005         REG_DEP_CONTROL to REG_DEP_ANTI.
3006
3007 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
3008
3009         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Pass address of X
3010         instead of X to avr_legitimize_reload_address.
3011         * config/avr/avr-protos.h (avr_legitimize_reload_address): Change
3012         first argument's type from rtx to rtx*.
3013         * config/avr/avr.c (avr_legitimize_reload_address): Ditto.
3014         Pass PX to push_reload instead of &X.  Change log messages for
3015         better distinction.
3016
3017 2011-10-21  Roland Stigge  <stigge@antcom.de>
3018
3019         PR translation/47064
3020         * params.def: Fix typo "compilatoin" -> "compilation".
3021
3022 2011-10-21  H.J. Lu  <hongjiu.lu@intel.com>
3023             Kirill Yukhin  <kirill.yukhin@intel.com>
3024
3025         PR target/50740
3026         * config/i386/driver-i386.c (host_detect_local_cpu): Do cpuid 7 only
3027         if max_level allows that.
3028
3029 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
3030
3031         * reg-notes.def (DEP_CONTROL): New.
3032         * sched-ebb.c (add_deps_for_risky_insns): Add a REG_DEP_CONTROL when
3033         not doing speculation.
3034         * rtlanal.c (record_hard_reg_sets, find_all_hard_reg_sets,
3035         record_hard_reg_uses_1, record_hard_reg_uses): New functions.
3036         * function.c (record_hard_reg_sets, record_hard_reg_uses,
3037         record_hard_reg_uses_1): Remove; move to rtlanal.c.
3038         * lists.c (copy_INSN_LIST, concat_INSN_LIST): New functions.
3039         * haifa-sched.c: Swap includes of "rtl.h" and "hard-reg-set.h".
3040         (MUST_RECOMPUTE_SPEC_P): New macro.
3041         (real_insn_for_shadow): New function.
3042         (cond_clobbered_p, recompute_todo_spec, check_clobbered_conditions,
3043         toggle_cancelled_flags): New static functions.
3044         (schedule_insn): Relax an assert to only check for empty hard back
3045         dependencies.  Skip cancelled dependencies.  Call
3046         check_clobbered_conditions.
3047         (copy_insn_list): Remove function, renamed moved to lists.c.
3048         (save_backtrack_point): Use new spelling copy_INSN_LIST.
3049         (unschedule_insns_until): Ensure TODO_SPEC is reset properly.
3050         (restore_last_backtrack_point): Likewise.  Call toggle_cancelled_flags.
3051         (estimate_insn_tick): Ignore cancelled dependencies.
3052         (haifa_speculate_insn): Move declaration.
3053         (try_ready): Move code into recompute_todo_spec and call it.  Tweak
3054         some asserts.  Ensure predicated patterns are restored if necessary.
3055         Dump DEP_CONTROL flag.
3056         (haifa_change_pattern): Merge with sched_change_pattern.
3057         (sched_change_pattern): Remove function.
3058         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP): Remove.  All
3059         uses changed to simply not test NON_FLUSH_JUMP_P.
3060         (ds_to_dk, dk_to_ds, dump_dep, ds_to_dt, dump_ds, check_dep): Handle
3061         REG_DEP_CONTROL.
3062         (dep_spec_p): If DO_PREDICATION, REG_DEP_CONTROL is speculative.
3063         (reg_pending_control_uses, control_dependency_cache): New static
3064         variables.
3065         (sched_get_reverse_condition_uncached): New function.
3066         (sd_find_dep_between): Remove pointless assert.  Look in
3067         control_dependency_cache.
3068         (ask_dependency_caches, set_dependency_caches, sd_delete_dep,
3069         extend_dependency_caches, sched_deps_finish): Handle REG_DEP_CONTROL
3070         and control_dependency_cache.
3071         (sd_unresolve_dep): Use dep_spec_p.
3072         (add_dependence): Now a wrapper around add_dependence_1, handling
3073         REG_DEP_CONTROL specially.
3074         (flush_pending_lists): Clear pending_jump_insns.
3075         (sched_analyze_1): Handle pending_jump_insns like a memory flush.
3076         (sched_analyze_2): Unconditionally add to pending memory flushes,
3077         keep previous behaviour but apply it to pending_jump_insns instead.
3078         (sched_analyze_insn): Defer adding jump reg dependencies using
3079         reg_pending_control_uses; add them to the control_uses list.  Handle
3080         pending_jump_insns and control_uses when adding dependence lists.
3081         (deps_analyze_insn): Update INSN_COND_DEPS.
3082         (deps_analyze_insn): Add jumps to pending_jump_insns rather than
3083         last_pending_memory_flush.
3084         (init_deps): Initialize pending_jump_insns.
3085         (free_deps): Free control_uses.
3086         (remove_from_deps): Remove from pending_jump_insns.
3087         (init_deps_global): Allocate reg_pending_control_uses).
3088         (finish_deps_global): Free it.
3089         (add_dependence_1): Renamed from add_dependence.  Handle
3090         REG_DEP_CONTROL.
3091         * rtl.h (record_hard_reg_uses, find_all_hard_reg_sets): Declare.
3092         (copy_INSN_LIST, concat_INSN_LIST): Declare.
3093         * sched-int.h (struct deps_reg): Add control_uses.
3094         (struct deps_desc): Add pending_jump_insns.
3095         (struct _haifa_deps_insn_data): Add cond_deps.
3096         (struct _haifa_insn_data): Add must_recompute_spec and predicated_pat.
3097         (INSN_COND_DEPS, PREDICATED_PAT): New macros.
3098         (BITS_PER_DEP_WEAK): Adjust for two extra bits in the word.
3099         (DEP_CONTROL): New macro.
3100         (DEP_TYPES): Include it.
3101         (HARD_DEP): Adjust definition.
3102         (DEP_CANCELLED): New macro.
3103         (enum SCHED_FLAGS): Add DO_PREDICATION.
3104         (sched_get_reverse_condition_uncached, real_insn_for_shadow): Declare.
3105         * sched-rgn.c (concat_INSN_LIST): Remove function.
3106         (deps_join): Handle pending_jump_insns.
3107         (free_pending_lists): Likewise.
3108         * config/c6x/c6x.c (c6x_set_sched_flags): Set DO_PREDICATION for final
3109         schedule.
3110
3111 2011-10-21  Georg-Johann Lay  <avr@gjlay.de>
3112
3113         PR target/50820
3114         * config/avr/libgcc.S (__EIND__): New define to 0x3C.
3115         (__tablejump__): Consistently use EIND for indirect jump/call.
3116         (__tablejump_elpm__): Ditto.
3117
3118 2011-10-21  Bernd Schmidt  <bernds@codesourcery.com>
3119
3120         * config/c6x/c6x.md (attr "op_pattern"): New.
3121         (load_sdata_pic, mov<mode>_insn for QIHIM and SISFVM): Set it.
3122         * config/c6x/c6x-mult.md.in (mulhi3_VARIANT_, mulhisi3_insn_VARIANT_):
3123         Likewise.
3124         * config/c6x/c6x-mult.md: Regenerate.
3125         * config/c6x/c6x.c: Include "regrename.h".
3126         (unit_req_table): New typedef.
3127         (unit_reqs): Use it for the declaration.
3128         (unit_req_factor, get_unit_reqs, merge_unit_reqs, unit_req_imbalance,
3129         get_unit_operand_masks, try_rename_operands, reshuffle_units): New
3130         static functions.
3131         (count_unit_reqs): New arg reqs.  All callers changed.  Use
3132         get_unit_reqs, and don't merge here.
3133         (res_mii): New arg reqs.  All callers changed.  Rewrite to use a loop
3134         using unit_req_factor.
3135         (hwloop_optimize): Call reshuffle_units.  Call merge_unit_reqs after
3136         count_unit_reqs.
3137         (c6x_reorg): Add reg notes problem, and call df_analyze.
3138         * Makefile.in ($(out_object_file)): Depend on regrename.h.
3139
3140 2011-10-21  Kai Tietz  <ktietz@redhat.com>
3141
3142         * fold-const.c (simple_operand_p_2): Handle integral
3143         casts from boolean-operands.
3144
3145 2011-10-21  Jan Hubicka  <jh@suse.cz>
3146
3147         * cgraph.c (dump_cgraph_node): Dump alias flag.
3148         * cgraphunit.c (handle_alias_pairs): Handle weakrefs with
3149         no destination.
3150         (get_alias_symbol): New function.
3151         (output_weakrefs): Output also weakrefs with no destinatoin.
3152         (lto_output_node): Output weakref alias flag when at function boundary.
3153
3154 2011-10-21  Andrew Stubbs  <ams@codesourcery.com>
3155
3156         PR target/50809
3157         * config/arm/driver-arm.c (vendors): Make static.
3158
3159 2011-10-21  Uros Bizjak  <ubizjak@gmail.com>
3160
3161         * config/i386/i386.c (ix86_emit_swdivsf): Force b into register.
3162         (ix86_emit_swsqrtsf): Force a into register.
3163
3164 2011-10-20  Mike Stump  <mikestump@comcast.net>
3165
3166         * regcprop.c (copyprop_hardreg_forward_1): Update recog_data
3167         after validate_change wipes it out.
3168
3169 2011-10-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3170
3171         * config/spu/spu.md ("vec_permv16qi"): Reduce selector modulo 32
3172         before using the shufb instruction.
3173
3174 2011-10-20  Kirill Yukhin  <kirill.yukhin@intel.com>
3175
3176         PR target/50766
3177         * config/i386/i386.md (bmi_bextr_<mode>): Update register/
3178         memory operand order.
3179         (bmi2_bzhi_<mode>3): Ditto.
3180         (bmi2_pdep_<mode>3): Ditto.
3181         (bmi2_pext_<mode>3): Ditto.
3182
3183 2011-10-20  Richard Henderson  <rth@redhat.com>
3184
3185         * target.def (vec_perm_const_ok): Rename from builtin_vec_perm_ok.
3186         * optabs.c (can_vec_perm_expr_p): Update to match.
3187         (expand_vec_perm_expr): Likewise.
3188         * config/i386/i386.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): Rename
3189         from TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK.
3190         * doc/tm.texi.in: Likewise.
3191
3192 2011-10-20  Sergey Ostanevich  <sergos.gnu@gmail.com>
3193
3194         PR target/50572
3195         * config/i386/i386.c (processor_target_table): Change Atom
3196         align_loops_max_skip to 15.
3197
3198 2011-10-20  Richard Henderson  <rth@redhat.com>
3199
3200         * target.def (builtin_vec_perm): Remove.
3201         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3202
3203         * config/i386/i386.c (ix86_expand_vec_perm_builtin): Remove.
3204         (IX86_BUILTIN_VEC_PERM_*): Remove.
3205         (bdesc_args): Remove vec_perm builtins
3206         (ix86_expand_builtin): Likewise.
3207         (ix86_expand_vec_perm_const_1): Rename from
3208         ix86_expand_vec_perm_builtin_1.
3209         (extract_vec_perm_cst): Merge into...
3210         (ix86_vectorize_vec_perm_const_ok): ... here.  Rename from
3211         ix86_vectorize_builtin_vec_perm_ok.
3212         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3213
3214         * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): Remove.
3215         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3216
3217         * config/spu/spu.c (spu_builtin_vec_perm): Remove.
3218         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
3219
3220 2011-10-20  Uros Bizjak  <ubizjak@gmail.com>
3221
3222         PR target/47989
3223         * config/i386/i386.h (RECIP_MASK_DEFAULT): New define.
3224         * config/i386/i386.op (recip_mask): Initialize with RECIP_MASK_DEFAULT.
3225         * doc/invoke.texi (ix86 Options, -mrecip): Document that GCC
3226         implements vectorized single float division and vectorized sqrtf(x)
3227         with reciprocal sequence with additional Newton-Raphson step with
3228         -ffast-math.
3229
3230 2011-10-20  Dodji Seketeli  <dodji@redhat.com>
3231
3232         * ggc-zone.c (ggc_internal_alloc_zone_stat): Rename
3233         ggc_alloced_size_order_for_request into ggc_round_alloc_size like
3234         it was done in ggc-page.c.
3235
3236         PR other/50659
3237         * doc/cppopts.texi: Use @smallexample/@end smallexample in
3238         documentation for -fdebug-cpp instead of @quotation/@end quotation
3239         that is not supported by contrib/texi2pod.pl.
3240
3241 2011-10-19  Jan Hubicka  <jh@suse.cz>
3242
3243         * ipa-inline.c (inline_small_functions): Always update all calles after
3244         inlining.
3245
3246 2011-10-19  Jan Hubicka  <jh@suse.cz>
3247
3248         PR bootstrap/50709
3249         * ipa-inline.c (inline_small_functions): Fix checking code to not make
3250         effect on fibheap stability.
3251
3252 2011-10-20  Maxim Kuvyrkov  <maxim@codesourcery.com>
3253
3254         * config/m68k/t-linux (M68K_MLIB_CPU): Add ColdFire CPUs.
3255
3256 2011-10-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3257
3258         PR target/50106
3259         * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
3260         reg size from 1-3.
3261
3262 2011-10-20  Richard Guenther  <rguenther@suse.de>
3263
3264         * tree-ssa-loop-im.c (stmt_cost): Add WIDEN_*, FMA_EXPR
3265         and rotates to the set of expensive operations.
3266
3267 2011-10-19  David S. Miller  <davem@davemloft.net>
3268
3269         * config/sparc/sparc.c (sparc_expand_move): Use can_create_pseudo_p.
3270         (sparc_emit_set_const32): Likewise.
3271         (sparc_emit_set_const64_longway): Likewise.
3272         (sparc_emit_set_const64): Likewise.
3273         (sparc_legitimize_pic_address): Likewise.
3274         (memory_ok_for_ldd): Likewise.
3275
3276 2011-10-20  Dehao Chen  <dehao@google.com>
3277
3278         * profile.c (compute_branch_probabilities): Compute and dump the
3279         overlap between the static estimation and the instrumentation profile.
3280         (OVERLAP_BASE): New macro.
3281         (compute_frequency_overlap): New function
3282
3283 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
3284
3285         * config/i386/i386.c (expand_vec_perm_vpshufb2_vpermq_even_odd): Use
3286         d->op1 instead of d->op0 for the second vpshufb.
3287         (expand_vec_perm_even_odd_1): For V8SImode fix vpshufd immediates.
3288         (ix86_expand_vec_perm_const): If mask indicates two operands are
3289         needed, but both are the same and expanding them as d.op0 == d.op1
3290         failed, retry with d.op0 != d.op1.
3291         (ix86_expand_vec_perm_builtin): Likewise.  Handle sorry printing
3292         also for d.nelt == 32.
3293
3294         PR middle-end/50754
3295         * cfgexpand.c (expand_debug_expr): Handle WIDEN_LSHIFT_EXPR, ignore
3296         VEC_PERM_EXPR.
3297
3298 2011-10-19  Bernd Schmidt  <bernds@codesourcery.com>
3299
3300         * regrename.h: New file.
3301         * regrename.c: Include it.  Also include "emit-rtl.h".
3302         (struct du_head, struct du_chain, du_head_p DEF_VEC and
3303         DEF_VEC_ALLOC_P): Move to regrename.h.
3304         (do_replace): Remove declaration.
3305         (insn_rr): New variable.
3306         (cur_operand): New static variable.
3307         (regrename_chain_from_id): Renamed from chain_from_id and no longer
3308         static.  All callers changed.
3309         (record_operand_use): New static function.
3310         (scan_rtx_reg): Use it.
3311         (find_best_rename_reg): New function, broken out of rename_chains.
3312         (rename_chains): Use it.  Don't update chain regno and nregs here, ...
3313         (regrename_do_replace): ... do it here instead.  Renamed from
3314         do_replace, and no longer static.  All callers changed.
3315         (regrename_analyze): No longer static.  New arg bb_mask.
3316         All callers changed.  If bb_mask is nonzero, use it to limit the
3317         number of basic blocks we analyze.  If we failed to analyze a block,
3318         clear insn operand data.
3319         (record_out_operands): New arg insn_info.  Update cur_operand if it is
3320         nonnull.
3321         (build_def_use): If insn_rr is nonnull, pass an insn_info to
3322         record_out_operands, and update cur_operand here as well.
3323         (regrename_init, regrename_finish): New functions.
3324         (regrename_optimize): Use them.
3325         * Makefile.in (regrename.o): Adjust dependencies.
3326
3327 2011-10-19  Tom de Vries  <tom@codesourcery.com>
3328
3329         PR tree-optimization/50769
3330         * tree-ssa-tail-merge.c (replace_block_by): Calculate phi_vuse2
3331         unconditionally.  Handle case that phi_vuse2 is not an SSA_NAME.  Add
3332         dummy argument .MEM to phi when increasing number of arguments of phi by
3333         redirecting edges to the block with phi.
3334
3335 2011-10-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3336
3337         PR bootstrap/50777
3338         * configure.ac: Save and restore CXXFLAGS around
3339         gcc_AC_CHECK_DECLS uses.
3340         Check for madvise() declaration with g++ if --enable-build-with-cxx.
3341         * configure: Regenerate.
3342         * config.in: Regenerate.
3343         * ggc-page.c (USING_MADVISE): Also check HAVE_DECL_MADVISE.
3344
3345 2011-10-19  Alexandre Oliva  <aoliva@redhat.com>
3346
3347         PR debug/49310
3348         * var-tracking.c (loc_exp_dep, onepart_aux): New structs.
3349         (variable_part): Replace offset with union.
3350         (enum onepart_enum, onepart_enum_t): New.
3351         (variable_def): Drop cur_loc_changed, add onepart.
3352         (value_chain_def, const_value_chain): Remove.
3353         (VAR_PART_OFFSET, VAR_LOC_1PAUX): New macros, with checking.
3354         (VAR_LOC_DEP_LST, VAR_LOC_DEP_LSTP): New macros.
3355         (VAR_LOC_FROM, VAR_LOC_DEPTH, VAR_LOC_DEP_VEC): Likewise.
3356         (value_chain_pool, value_chains): Remove.
3357         (dropped_values): New.
3358         (struct parm_reg): Only if HAVE_window_save.
3359         (vt_stack_adjustments): Don't record register arguments.
3360         (dv_as_rtx): New.
3361         (dv_onepart_p): Return a onepart_enum_t.
3362         (onepart_pool): New.
3363         (dv_pool): Remove.
3364         (dv_from_rtx): New.
3365         (variable_htab_free): Release onepart aux data.  Reset flags.
3366         (value_chain_htab_hash, value_chain_htab_eq): Remove.
3367         (unshare_variable): Use onepart field.  Propagate onepart aux
3368         data or offset.  Drop cur_loc_changed.
3369         (val_store): Cope with NULL insn.  Rephrase dump output.  Check
3370         for unsuitable locs.  Add FIXME on using cselib locs.
3371         (val_reset): Remove FIXME of unfounded concerns.
3372         (val_resolve): Check for unsuitable locs.  Add FIXME on using
3373         cselib locs.
3374         (variable_union): Use onepart field, adjust access to offset.
3375         (NO_LOC_P): New.
3376         (VALUE_CHANGED, DECL_CHANGED): Update doc.
3377         (set_dv_changed): Clear NO_LOC_P when changed.
3378         (find_loc_in_1pdv): Use onepart field.
3379         (intersect_loc_chains): Likewise.
3380         (unsuitable_loc): New.
3381         (loc_cmp): Keep ENTRY_VALUEs at the end of the loc list.
3382         (add_value_chain, add_value_chains): Remove.
3383         (add_cselib_value_chains, remove_value_chain): Likewise.
3384         (remove_value_chains, remove_cselib_value_chains): Likewise.
3385         (canonicalize_loc_order_check): Use onepart.  Drop cur_loc_changed.
3386         (canonicalize_values_star, canonicalize_vars_star): Use onepart.
3387         (variable_merge_over_cur): Likewise.  Adjust access to offset.
3388         Drop cur_loc_changed.
3389         (variable_merge_over_src): Use onepart field.
3390         (remove_duplicate_values): Likewise.
3391         (variable_post_merge_new_vals): Likewise.
3392         (find_mem_expr_in_1pdv): Likewise.
3393         (dataflow_set_preserve_mem_locs): Likewise.  Drop cur_loc_changed
3394         and value chains.
3395         (dataflow_set_remove_mem_locs): Likewise.  Use VAR_LOC_FROM.
3396         (variable_different_p): Use onepart field.  Move onepart test out
3397         of the loop.
3398         (argument_reg_set): Drop.
3399         (add_uses, add_stores): Preserve but do not record in dynamic
3400         tables equivalences for ENTRY_VALUEs and CFA_based addresses.
3401         Avoid unsuitable address expressions.
3402         (EXPR_DEPTH): Unlimit.
3403         (EXPR_USE_DEPTH): Repurpose PARAM_MAX_VARTRACK_EXPR_DEPTH.
3404         (prepare_call_arguments): Use DECL_RTL_IF_SET.
3405         (dump_var): Adjust access to offset.
3406         (variable_from_dropped, recover_dropped_1paux): New.
3407         (variable_was_changed): Drop cur_loc_changed.  Use onepart.
3408         Preserve onepart aux in empty_var.  Recover empty_var and onepart
3409         aux from dropped_values.
3410         (find_variable_location_part): Special-case onepart.  Adjust
3411         access to offset.
3412         (set_slot_part): Use onepart.  Drop cur_loc_changed.  Adjust
3413         access to offset.  Initialize onepaux.  Drop value chains.
3414         (delete_slot_part): Drop value chains.  Use VAR_LOC_FROM.
3415         (VEC (variable, heap), VEC (rtx, stack)): Define.
3416         (expand_loc_callback_data): Drop dummy, cur_loc_changed,
3417         ignore_cur_loc.  Add expanding, pending, depth.
3418         (loc_exp_dep_alloc, loc_exp_dep_clear): New.
3419         (loc_exp_dep_insert, loc_exp_dep_set): New.
3420         (notify_dependents_of_resolved_value): New.
3421         (update_depth, vt_expand_var_loc_chain): New.
3422         (vt_expand_loc_callback): Revamped.
3423         (resolve_expansions_pending_recursion): New.
3424         (INIT_ELCD, FINI_ELCD): New.
3425         (vt_expand_loc): Use the new macros above.  Drop ignore_cur_loc
3426         parameter, adjust all callers.
3427         (vt_expand_loc_dummy): Drop.
3428         (vt_expand_1pvar): New.
3429         (emit_note_insn_var_location): Operate on non-debug decls only.
3430         Revamp multi-part cur_loc recomputation and one-part expansion.
3431         Drop cur_loc_changed.  Adjust access to offset.
3432         (VEC (variable, heap)): Drop.
3433         (changed_variables_stack, changed_values_stack): Drop.
3434         (check_changed_vars_0, check_changed_vars_1): Remove.
3435         (check_changed_vars_2, check_changed_vars_3): Remove.
3436         (values_to_stack, remove_value_from_changed_variables): New.
3437         (notify_dependents_of_changed_value, process_changed_values): New.
3438         (emit_notes_for_changes): Revamp onepart updates.
3439         (emit_notes_for_differences_1): Use onepart.  Drop cur_loc_changed
3440         and value chains.  Propagate onepaux.  Recover empty_var and onepaux
3441         from dropped_values.
3442         (emit_notes_for_differences_2): Drop value chains.
3443         (emit_notes_in_bb): Adjust.
3444         (vt_emit_notes): Drop value chains, changed_variables_stack.
3445         Initialize and release dropped_values.
3446         (create_entry_value): Revamp.
3447         (vt_add_function_parameter): Use new interface.
3448         (note_register_arguments): Remove.
3449         (vt_initialize): Drop value chains and register arguments.
3450         (vt_finalize): Drop value chains.  Release windowed_parm_regs only
3451         if HAVE_window_save.
3452         * rtl.h: Document various pass-local uses of RTL flags.
3453         * tree.h (DECL_RTL_KNOWN_SET): New.
3454         * doc/invoke.texi (param max-vartrack-expr-depth): Update
3455         description and default.
3456
3457 2011-10-19  Georg-Johann Lay  <avr@gjlay.de>
3458
3459         PR target/50447
3460         * config/avr/avr.md (cc): New alternative out_plus_noclobber.
3461         (adjust_len): Ditto.
3462         (addhi3): Don't pipe through short; use gen_int_mode instead.
3463         Prior to reload, expand to gen_addhi3_clobber.
3464         (*addhi3): Use avr_out_plus_noclobber if applicable, use
3465         out_plus_noclobber in cc and adjust_len attribute.
3466         (addhi3_clobber): 2 new RTL peepholes.
3467         (addhi3_clobber): New insn.
3468         * config/avr/avr-protos.h: (avr_out_plus_noclobber): New prototype.
3469         * config/avr/avr.c (avr_out_plus_noclobber): New function.
3470         (notice_update_cc): Handle CC_OUT_PLUS_NOCLOBBER.
3471         (avr_out_plus_1): Tweak if only MSB is +/-1 and other bytes are 0.
3472         Set cc0 to set_zn for adiw on 16-bit values.
3473         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS_NOCLOBBER.
3474         (expand_epilogue): No need to add 0 to frame_pointer_rtx.
3475
3476 2011-10-19  Richard Guenther  <rguenther@suse.de>
3477
3478         PR middle-end/50780
3479         * tree-ssa-forwprop.c (forward_propagate_into_cond): Verify
3480         the condition is properly gimple before using it.
3481         * tree-eh (stmt_could_throw_1_p): Properly extract the
3482         operation type from comparisons.
3483
3484 2011-10-19  Roland Stigge  <stigge@antcom.de>
3485
3486         PR translation/48638
3487         * plugin.c (add_new_plugin): Fix typo in fatal_error message.
3488
3489 2011-10-19  Roland Stigge  <stigge@antcom.de>
3490
3491         PR translation/49517
3492         * config/rx/rx.c (rx_print_operand): Fix typo in warning message.
3493
3494 2011-10-19  Richard Guenther  <rguenther@suse.de>
3495
3496         PR middle-end/50768
3497         * gimple-fold.c (gimplify_and_update_call_from_tree): Rewrite.
3498
3499 2011-10-19  Andrey Belevantsev  <abel@ispras.ru>
3500
3501         PR rtl-optimization/50340
3502         * sel-sched-ir.c (update_target_availability): LHS register
3503         availability is not known if the unavailable LHS of the other
3504         expression is a different register.
3505
3506 2011-10-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3507
3508         PR target/50310
3509         * config/spu/spu.c (spu_emit_vector_compare): Support unordered
3510         floating-point comparisons.
3511
3512 2011-10-19  Jan Hubicka  <jh@suse.cz>
3513
3514         * cgraphunit.c (handle_alias_pairs): Also handle wekref with
3515         destination declared.
3516         (output_weakrefs): New function.
3517         * varpool.c (varpool_create_variable_alias): Handle external aliases.
3518
3519 2011-10-19  Jakub Jelinek  <jakub@redhat.com>
3520
3521         * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
3522         second argument instead of mode.
3523
3524 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
3525
3526         * config/i386/i386.c (ix86_expand_vec_perm): In merge_two use
3527         mode SUBREG of operands[0] as target.
3528         (valid_perm_using_mode_p): Don't ignore higher bits of d->perm.
3529         (expand_vec_pshufb): For V8SImode vmode emit avx2_permvarv8si.
3530         (expand_vec_perm_1): Handle identity and some broadcast
3531         permutations.
3532         (expand_vec_perm_interleave2): Handle also 32-byte modes, using
3533         vperm2[fi]128 or vpunpck[lh]* followed by single insn permutation.
3534         For d->testing_p return true earlier to avoid creating more GC
3535         garbage.
3536         (expand_vec_perm_vpermq_perm_1): New function.
3537         (expand_vec_perm_vpshufb2_vpermq): For d->testing_p return true
3538         earlier to avoid creating more GC garbage.  Fix handling of
3539         V16HImode.  Avoid some SUBREGs in SET_DEST.
3540         (expand_vec_perm_broadcast_1): Return false for 32-byte integer
3541         vector modes.
3542         (expand_vec_perm_vpshufb4_vpermq2): New function.
3543         (ix86_expand_vec_perm_builtin_1): Call expand_vec_perm_vpermq_perm_1
3544         and expand_vec_perm_vpshufb4_vpermq2.
3545
3546 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3547
3548         * config/arm/driver-arm.c (host_detect_local_cpu): Close the file
3549         before exiting.
3550
3551 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3552
3553         PR tree-optimization/50717
3554         * tree-ssa-math-opts.c (is_widening_mult_p): Remove the 'type'
3555         parameter.  Calculate 'type' from stmt.
3556         (convert_mult_to_widen): Update call the is_widening_mult_p.
3557         (convert_plusminus_to_widen): Likewise.
3558
3559 2011-10-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3560
3561         * config/spu/spu.c (struct machine_function): New data structure.
3562         (spu_init_machine_status): New function.
3563         (spu_option_override): Install it.
3564         (get_pic_reg): Set and use cfun->machine->pic_reg.
3565         (spu_split_immediate): Do not set crtl->uses_pic_offset_table.
3566         (need_to_save_reg): Use cfun->machine->pic_reg instead of
3567         checking crtl->uses_pic_offset_table.
3568         (spu_expand_prologue): Likewise.
3569
3570 2011-10-18  Jakub Jelinek  <jakub@redhat.com>
3571
3572         PR tree-optimization/50735
3573         * function.c (gimplify_parameters): Use create_tmp_var instead of
3574         create_tmp_reg.  If parm is not TREE_ADDRESSABLE and type is complex
3575         or vector type, set DECL_GIMPLE_REG_P.
3576
3577 2011-10-18  Andrew Stubbs  <ams@codesourcery.com>
3578
3579         * config.host (arm*-*-linux*): Add driver-arm.o and x-arm.
3580         * config/arm/arm.opt: Add 'native' processor_type and
3581         arm_arch enum values.
3582         * config/arm/arm.h (host_detect_local_cpu): New prototype.
3583         (EXTRA_SPEC_FUNCTIONS): New define.
3584         (MCPU_MTUNE_NATIVE_SPECS): New define.
3585         (DRIVER_SELF_SPECS): New define.
3586         * config/arm/driver-arm.c: New file.
3587         * config/arm/x-arm: New file.
3588         * doc/invoke.texi (ARM Options): Document -mcpu=native,
3589         -mtune=native and -march=native.
3590
3591 2011-10-18  Alexander Monakov  <amonakov@ispras.ru>
3592
3593         PR rtl-optimization/50205
3594         * sel-sched.c (count_occurrences_1): Simplify on the assumption that
3595         p->x is a register.  Forbid substitution when the same register is
3596         found in a different mode.
3597         (count_occurrences_equiv): Assert that 'what' is a register.
3598
3599 2011-10-18  Richard Guenther  <rguenther@suse.de>
3600
3601         PR tree-optimization/50767
3602         * tree-ssa-pre.c (create_expression_by_pieces): Update the
3603         folded statement.
3604
3605 2011-10-18  Julian Brown  <julian@codesourcery.com>
3606
3607         * config/arm/arm.c (arm_block_move_unaligned_straight)
3608         (arm_adjust_block_mem, arm_block_move_unaligned_loop)
3609         (arm_movmemqi_unaligned): New.
3610         (arm_gen_movmemqi): Support unaligned block copies.
3611
3612 2011-10-18  Ira Rosen  <ira.rosen@linaro.org>
3613
3614         * doc/md.texi (vec_widen_ushiftl_hi, vec_widen_ushiftl_lo,
3615         vec_widen_sshiftl_hi, vec_widen_sshiftl_lo): Document.
3616         * tree-pretty-print.c (dump_generic_node): Handle WIDEN_LSHIFT_EXPR,
3617         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3618         (op_code_prio): Likewise.
3619         (op_symbol_code): Handle WIDEN_LSHIFT_EXPR.
3620         * optabs.c (optab_for_tree_code): Handle
3621         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3622         (init-optabs): Initialize optab codes for vec_widen_u/sshiftl_hi/lo.
3623         * optabs.h (enum optab_index): Add OTI_vec_widen_u/sshiftl_hi/lo.
3624         * genopinit.c (optabs): Initialize the new optabs.
3625         * expr.c (expand_expr_real_2): Handle
3626         VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR.
3627         * gimple-pretty-print.c (dump_binary_rhs): Likewise.
3628         * tree-vectorizer.h (NUM_PATTERNS): Increase to 8.
3629         * tree.def (WIDEN_LSHIFT_EXPR, VEC_WIDEN_LSHIFT_HI_EXPR,
3630         VEC_WIDEN_LSHIFT_LO_EXPR): New.
3631         * cfgexpand.c (expand_debug_expr): Handle new tree codes.
3632         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
3633         vect_recog_widen_shift_pattern.
3634         (vect_handle_widen_mult_by_const): Rename...
3635         (vect_handle_widen_op_by_const): ...to this.  Handle shifts.
3636         Add a new argument, update documentation.
3637         (vect_recog_widen_mult_pattern): Assume that only second
3638         operand can be constant.  Update call to
3639         vect_handle_widen_op_by_const.
3640         (vect_recog_over_widening_pattern): Fix typo.
3641         (vect_recog_widen_shift_pattern): New.
3642         * tree-vect-stmts.c (vectorizable_type_promotion): Handle
3643         widening shifts.
3644         (supportable_widening_operation): Likewise.
3645         * tree-inline.c (estimate_operator_cost): Handle new tree codes.
3646         * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3647         * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3648         * config/arm/neon.md (neon_vec_<US>shiftl_<mode>): New.
3649         (vec_widen_<US>shiftl_lo_<mode>, neon_vec_<US>shiftl_hi_<mode>,
3650         vec_widen_<US>shiftl_hi_<mode>, neon_vec_<US>shift_left_<mode>):
3651         Likewise.
3652         * config/arm/predicates.md (const_neon_scalar_shift_amount_operand):
3653         New.
3654         * config/arm/iterators.md (V_innermode): New.
3655         * tree-vect-slp.c (vect_build_slp_tree): Require same shift operand
3656         for widening shift.
3657
3658 2011-10-18  Richard Guenther  <rguenther@suse.de>
3659
3660         * tree-ssa-alias.h (struct pt_solution): Remove
3661         vars_contains_restrict member.
3662         (pt_solutions_same_restrict_base): Remove.
3663         (pt_solution_set): Adjust.
3664         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Remove
3665         vars_contains_restrict handling.
3666         (dump_points_to_solution): Likewise.
3667         (ptr_derefs_may_alias_p): Do not call pt_solutions_same_restrict_base.
3668         * tree-ssa-structalias.c (struct variable_info): Remove is_restrict_var
3669         field.
3670         (new_var_info): Do not initialize it.
3671         (ipa_escaped_pt): Adjust.
3672         (make_constraint_from_restrict): Make the tag global.
3673         (make_constraint_from_global_restrict): New function.
3674         (make_constraint_from_heapvar): Remove.
3675         (create_variable_info_for): Do not make restrict vars point
3676         to NONLOCAL.
3677         (intra_create_variable_infos): Likewise.
3678         (find_what_var_points_to): Remove vars_contains_restrict handling.
3679         (pt_solution_set): Adjust.
3680         (pt_solution_ior_into): Likewise.
3681         (pt_solutions_same_restrict_base): Remove.
3682         (compute_points_to_sets): Do not test is_restrict_var.
3683         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3684         * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3685
3686 2011-10-18  Tom de Vries  <tom@codesourcery.com>
3687
3688         PR tree-optimization/50672
3689         * tree-ssa-dce.c (mark_virtual_operand_for_renaming): New function,
3690         factored out of ...
3691         (mark_virtual_phi_result_for_renaming): Use
3692         mark_virtual_operand_for_renaming.
3693         * tree-flow.h (mark_virtual_operand_for_renaming): Declare.
3694         * tree-ssa-tail-merge.c (release_last_vdef): New function.
3695         (purge_bbs): Add update_vops parameter.  Call release_last_vdef for each
3696         deleted basic block.
3697         (tail_merge_optimize): Add argument to call to purge_bbs.
3698
3699 2011-10-18  Richard Guenther  <rguenther@suse.de>
3700
3701         PR middle-end/50716
3702         * expr.c (get_object_or_type_alignment): New function.
3703         (expand_assignment): Use it.
3704         (expand_expr_real_1): Likewise.
3705
3706 2011-10-18  Dodji Seketeli  <dodji@redhat.com>
3707
3708         PR bootstrap/50760
3709         * input.c (dump_line_table_statistics): Use long, not size_t.
3710
3711 2011-10-17  Eric Botcazou  <ebotcazou@adacore.com>
3712
3713         * config/sparc/sparc.md (in_call_delay): Fix formatting issues.
3714
3715 2011-10-17  Simon Baldwin  <simonb@google.com>
3716             Ian Lance Taylor  <iant@google.com>
3717
3718         * configure.ac: Add --with-native-system-header-dir.  Set and
3719         substitute NATIVE_SYSTEM_HEADER_DIR.  Use native_system_header
3720         when setting target_header_dir.
3721         * config.gcc: Always set native_system_header_dir.
3722         (*-*-gnu*): Set native_system_header_dir.  Don't use t-gnu.
3723         (i[34567]86-pc-msdosdjgpp*): Set native_system_header_dir.  Don't
3724         use i386/t-djgpp.
3725         (i[34567]86-*-mingw* | x86_64-*-mingw*): Set
3726         native_system_header_dir.
3727         (spu-*-elf*): Set native_system_header_dir.
3728         * Makefile.in (NATIVE_SYSTEM_HEADER_DIR): Set to
3729         @NATIVE_SYSTEM_HEADER_DIR@.
3730         (PREPROCESSOR_DEFINES): Define NATIVE_SYSTEM_HEADER_DIR.
3731         * cppdefault.c (STANDARD_INCLUDE_DIR): Don't define.
3732         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
3733         STANDARD_INCLUDE_COMPONENT.
3734         (cpp_include_defaults): Don't use SYSTEM_INCLUDE_DIR.  Rename
3735         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
3736         * system.h: Poison SYSTEM_INCLUDE_DIR, STANDARD_INCLUDE_DIR, and
3737         STANDARD_INCLUDE_COMPONENT.
3738         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Remove.
3739         * config/i386/t-mingw-w32: Likewise.
3740         * config/i386/t-mingw-w64: Likewise.
3741         * config/spu/t-spu-elf: Likewise.
3742         * config/i386/t-djgpp: Remove.
3743         * config/t-gnu: Remove.
3744         * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Don't define.
3745         (NATIVE_SYSTEM_HEADER_COMPONENT): Rename from
3746         STANDARD_INCLUDE_COMPONENT.
3747         * config/i386/djgpp.h (STANDARD_INCLUDE_DIR): Don't define.
3748         * config/spu/spu-elf.h: Likewise.
3749         * config/vms/xm-vms.h: Likewise.
3750         * config/gnu.h: Likewise.
3751         * config/openbsd.h (INCLUDE_DEFAULTS): Change STANDARD_INCLUDE_DIR
3752         and STANDARD_INCLUDE_COMPONENT to NATIVE_SYSTEM_HEADER_DIR and
3753         NATIVE_SYSTME_HEADER_COMPONENT.
3754         * doc/install.texi (Configuration): Document
3755         --with-native-system-header-dir.  Mention it in the documentation
3756         for --with-sysroot and --with-build-sysroot.
3757         * doc/tm.texi.in (Driver): Don't document SYSTEM_INCLUDE_DIR or
3758         STANDARD_INCLUDE_DIR.  Rename STANDARD_INCLUDE_COMPONENT to
3759         NATIVE_SYSTEM_HEADER_COMPONENT.  Rename uses of
3760         STANDARD_INCLUDE_DIR to NATIVE_SYSTEM_HEADER_DIR.
3761         * doc/fragments.texi (Target Fragment): Don't document
3762         NATIVE_SYSTEM_HEADER_DIR.
3763         * configure, doc/tm.texi: Rebuild.
3764
3765 2011-10-17  Richard Henderson  <rth@redhat.com>
3766
3767         * config/sparc/sparc.md: Use register_or_zero_operand where rJ
3768         is the constraint.
3769
3770         * config/sparc/sparc.md (vec_perm_constv8qi, vec_perm<mode>): New
3771         patterns.
3772         * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): New function.
3773         * config/sparc/sparc-protos.h (sparc_expand_vec_perm_bmask): Declare.
3774
3775 2011-10-17  David S. Miller  <davem@davemloft.net>
3776
3777         * config/sparc/sparc-modes.def: Add single entry vector modes for
3778         DImode and SImode.
3779         * config/sparc/sparc.md (V32, V32I, V64, V64I, V64N8): Delete
3780         mode iterators.
3781         (mov<V32:mode>): Revert back to plain SFmode pattern.
3782         (*movsf_insn): Likewise.
3783         (mov<V64:mode>): Revert back to plain DFmode pattern.
3784         (*movdf_insn_sp32): Likewise.
3785         (*movdf_insn_sp32_v9): Likewise.
3786         (*movdf_insn_sp64): Likewise.
3787         (V64 mode splitters) Likewise.
3788         (addsi3): Remove VIS alternatives.
3789         (subsi3): Likewise.
3790         (and<V64I:mode>3): Revert to DImode only pattern.
3791         (and<V64I:mode>3_sp32): Likewise.
3792         (*and<V64I:mode>3_sp64): Likewise.
3793         (and<V32I:mode>3): Likewise.
3794         (*and_not_<V64I:mode>_sp32): Likewise.
3795         (*and_not_<V64I:mode>_sp64): Likewise.
3796         (*and_not_<V32I:mode>): Likewise.
3797         (ior<V64I:mode>3): Likewise.
3798         (*ior<V64I:mode>3_sp32): Likewise.
3799         (*ior<V64I:mode>3_sp64): Likewise.
3800         (ior<V32I:mode>3): Likewise.
3801         (*or_not_<V64I:mode>_sp32): Likewise.
3802         (*or_not_<V64I:mode>_sp64): Likewise.
3803         (*or_not_<V32I:mode>): Likewise.
3804         (xor<V64I:mode>3): Likewise.
3805         (*xor<V64I:mode>3_sp32): Likewise.
3806         (*xor<V64I:mode>3_sp64): Likewise.
3807         (xor<V32I:mode>3): Likewise.
3808         (V64I mode splitters): Likewise.
3809         (*xor_not_<V64I:mode>_sp32): Likewise.
3810         (*xor_not_<V64I:mode>_sp64): Likewise.
3811         (*xor_not_<V32I:mode>): Likewise.
3812         (one_cmpl<V64I:mode>2): Likewise.
3813         (*one_cmpl<V64I:mode>2_sp32): Likewise.
3814         (*one_cmpl<V64I:mode>2_sp64): Likewise.
3815         (one_cmpl<V32I:mode>2): Likewise.
3816         (VM32, VM64, VMALL): New mode iterators.
3817         (vbits, vconstr, vfptype): New mode attributes.
3818         (mov<VMALL:mode>): New expander.
3819         (*mov<VM32:mode>_insn): New insn.
3820         (*mov<VM64:mode>_insn_sp64): New insn.
3821         (*mov<VM64:mode>_insn_sp32): New insn, and associated splitter
3822         specifically for the register to memory case.
3823         (vec_init<mode>): New expander.
3824         (VADDSUB): New mode iterator.
3825         (<plusminus_insn>v2si3, <plusminus_insn>v2hi3): Remove and replace
3826         with...
3827         (<plusminus_insn><mode>3): New consolidated pattern.
3828         (VL): New mode iterator for logical operations.
3829         (vlsuf): New more attribute.
3830         (vlop): New code iterator.
3831         (vlinsn, vlninsn): New code attributes.
3832         (<code><mode>3): New insn to non-negated vector logical ops.
3833         (*not_<code><mode>3): Likewise for negated variants.
3834         (*nand<mode>_vis): New insn.
3835         (vlnotop): New code iterator.
3836         (*<code>_not1<mode>_vis, *<code>_not2<mode>_vis): New insns.
3837         (one_cmpl<mode>2): New insn.
3838         (faligndata<V64I:mode>_vis): Rewrite to use VM64 iterator.
3839         (bshuffle<VM64:mode>_vis): Likewise.
3840         (v<vis3_shift_patname><mode>3): Use GCM mode iterator.
3841         (fp<plusminus_insn>64_vis): Use V1DI mode.
3842         (VASS mode iterator): Use V1SI not SI mode.
3843         * config/sparc/sparc.c (sparc_vis_init_builtins): Account for
3844         single-entry vector mode changes.
3845         (sparc_expand_builtin): Likewise.
3846         (sparc_expand_vector_init): New function.
3847         * config/sparc/sparc-protos.h (sparc_expand_vector_init): Declare.
3848
3849 2011-10-17  Kai Tietz  <ktietz@redhat.com>
3850
3851         * fold-const.c (simple_operand_p_2): New function.
3852         (fold_truthop): Rename to
3853         (fold_truth_andor_1): function name.
3854         Additionally remove branching creation for logical and/or.
3855         (fold_truth_andor): Handle branching creation for logical and/or here.
3856
3857 2011-10-17  Andi Kleen  <ak@linux.intel.com>
3858
3859         * ggc-page.c (USING_MADVISE): Adjust ifdef to check for USING_MMAP.
3860
3861 2011-10-17  Georg-Johann Lay  <avr@gjlay.de>
3862
3863         * config/avr/avr.h (ASSEMBLER_DIALECT): Remove.
3864         * config/avr/avr.md (mcu_have_movw, mcu_mega): Remove attributes.
3865         (adjust_len): Add alternative "call".
3866         (isa, enabled): New insn attributes.
3867         (length): Use match_test with AVR_HAVE_JMP_CALL instead of
3868         mcu_mega attribute.
3869         (*sbrx_branch<mode>): Ditto.
3870         (*sbrx_and_branch<mode>): Ditto.
3871         (*sbix_branch): Ditto.
3872         (*sbix_branch_bit7): Ditto.
3873         (*sbix_branch_tmp): Ditto.
3874         (*sbix_branch_tmp_bit7): Ditto.
3875         (jump): Ditto.
3876         (negsi2): Use attribute "isa" instead of assembler dialect.
3877         (extendhisi2): Ditto.
3878         (call_insn, call_value_insn): Set adjust_len attribute.
3879         (indirect_jump): Indent to coding rules.
3880         (call_prologue_saves): Use isa attribute instead of mcu_mega.
3881         (epilogue_restores): Ditto.  Fix setting of SP as described in the
3882         RTX pattern.
3883         (*indirect_jump): Fusion of *jcindirect_jump, *njcindirect_jump
3884         and *indirect_jump_avr6.
3885         (*tablejump): Fusion of *tablejump_rjmp and *tablejump_lib.
3886         (*jcindirect_jump, *njcindirect_jump, *indirect_jump_avr6): Remove.
3887         (*tablejump_rjmp, *tablejump_lib): Remove.
3888         * config/avr/avr.c (adjust_insn_length): Handle ADJUST_LEN_CALL.
3889
3890 2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>
3891
3892         PR c++/50757
3893         * doc/invoke.texi ([Wnonnull]): Update.
3894
3895 2011-10-17  Richard Henderson  <rth@redhat.com>
3896
3897         PR 50746
3898         * optabs.c (expand_vec_perm_expr): Fix indexing error.
3899
3900 2011-10-17  Sergio Durigan Junior  <sergiodj@redhat.com>
3901
3902         * configure.ac: Display `yes' if the SystemTap header has been found.
3903         * configure: Regenerate.
3904
3905 2011-10-08  Andi Kleen  <ak@linux.intel.com>
3906
3907         PR other/50636
3908         * config.in, configure: Regenerate.
3909         * configure.ac (madvise): Add to AC_CHECK_FUNCS.
3910         * ggc-page.c (USING_MADVISE): Add.
3911         (page_entry): Add discarded field.
3912         (alloc_page): Check for discarded pages.
3913         (release_pages): Add USING_MADVISE branch.
3914
3915 2011-10-17  Richard Guenther  <rguenther@suse.de>
3916
3917         PR tree-optimization/50729
3918         * tree-vrp.c (extract_range_from_unary_expr_1): Remove redundant test.
3919         (simplify_conversion_using_ranges): Properly test the
3920         intermediate result.
3921
3922 2011-10-15  Tom Tromey  <tromey@redhat.com>
3923             Dodji Seketeli  <dodji@redhat.com>
3924
3925         * ggc.h (ggc_round_alloc_size): Declare new public entry point.
3926         * ggc-none.c (ggc_round_alloc_size): New public stub function.
3927         * ggc-page.c (ggc_alloced_size_order_for_request): New static
3928         function.  Factorized from ggc_internal_alloc_stat.
3929         (ggc_round_alloc_size): New public function.  Uses
3930         ggc_alloced_size_order_for_request.
3931         (ggc_internal_alloc_stat): Use ggc_alloced_size_order_for_request.
3932         * ggc-zone.c (ggc_round_alloc_size): New public function extracted
3933         from ggc_internal_alloc_zone_stat.
3934         (ggc_internal_alloc_zone_stat): Use ggc_round_alloc_size.
3935         * toplev.c (general_init): Initialize
3936         line_table->alloced_size_for_request.
3937
3938 2011-10-15  Tom Tromey  <tromey@redhat.com>
3939             Dodji Seketeli  <dodji@redhat.com>
3940
3941         * input.c (ONE_K, ONE_M, SCALE, STAT_LABEL, FORMAT_AMOUNT): New macros.
3942         (num_expanded_macros_counter, num_macro_tokens_counter): Declare
3943         new counters.
3944         (dump_line_table_statistics): Define new function.
3945         * input.h (dump_line_table_statistics): Declare new function.
3946         * toplev.c (dump_memory_report): Call dump_line_table_statistics.
3947
3948 2011-10-15  Tom Tromey  <tromey@redhat.com>
3949             Dodji Seketeli  <dodji@redhat.com>
3950
3951         * doc/cppopts.texi: Document -fdebug-cpp.
3952         * doc/invoke.texi: Add -fdebug-cpp to the list of preprocessor options.
3953
3954 2011-10-15  Tom Tromey  <tromey@redhat.com>
3955             Dodji Seketeli  <dodji@redhat.com>
3956
3957         * gcc/diagnostic.h (diagnostic_report_current_module): Add a
3958         location parameter.
3959         * diagnostic.c (diagnostic_report_current_module): Add a location
3960         parameter to the function definition.  Use it instead of
3961         input_location.  Resolve the virtual location rather than just
3962         looking up its map and risking to touch a resulting macro map.
3963         (default_diagnostic_starter): Pass the relevant diagnostic
3964         location to diagnostic_report_current_module.
3965         * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): New.
3966         (virt_loc_aware_diagnostic_finalizer): Likewise.
3967         (diagnostic_report_current_function): Pass the
3968         relevant location to diagnostic_report_current_module.
3969         * tree-diagnostic.h (virt_loc_aware_diagnostic_finalizer): Declare
3970         new function.
3971         * toplev.c (general_init): By default, use the new
3972         virt_loc_aware_diagnostic_finalizer as diagnostic finalizer.
3973         * Makefile.in: Add vec.h dependency to tree-diagnostic.c.
3974
3975 2011-10-15  Tom Tromey  <tromey@redhat.com>
3976             Dodji Seketeli  <dodji@redhat.com>
3977
3978         * doc/cppopts.texi (-ftrack-macro-expansion): Document new option.
3979         * doc/invoke.texi (-ftrack-macro-expansion): Add this to the list of
3980         preprocessor related options.
3981
3982 2011-10-15  Tom Tromey  <tromey@redhat>
3983             Dodji Seketeli  <dodji@redhat.com>
3984
3985         * input.h (struct expanded_location): Move to libcpp/line-map.h.
3986         (LOCATION_COLUMN): New accessor
3987         (in_system_header_at): Use linemap_location_in_system_header_p.
3988         * diagnostic.c (diagnostic_report_current_module): Adjust to avoid
3989         touching the internals of struct line_map.  Use the public API instead.
3990         (diagnostic_report_diagnostic): Don't use relational operator '<'
3991         on virtual locations.  Use linemap_location_before_p instead.
3992         * input.c (expand_location): Adjust to expand to the tokens'
3993         spelling location when macro location tracking is on.
3994
3995
3996 2011-10-08  Andi Kleen  <ak@linux.intel.com>
3997
3998         * ggc-page.c (GGC_QUIRE_SIZE): Increase to 512
3999
4000 2011-10-13  Andi Kleen  <ak@linux.intel.com>
4001
4002         * toplev.c (compile_file): Rename __gnu_slim_lto to __gnu_lto_slim.
4003
4004 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
4005
4006         PR tree-optimization/50727
4007         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Add
4008         DEF_STMT to the list of statements to be replaced by the
4009         pattern statements.
4010
4011 2011-10-16  Eric Botcazou  <ebotcazou@adacore.com>
4012
4013         PR rtl-optimization/50615
4014         * combine.c (distribute_notes) <REG_ARGS_SIZE>: Skip if I3 is a no-op.
4015
4016 2011-10-16  Jakub Jelinek  <jakub@redhat.com>
4017
4018         PR tree-optimization/50596
4019         * tree-vectorizer.h (NUM_PATTERNS): Increase to 7.
4020         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
4021         vect_recog_bool_pattern.
4022         (check_bool_pattern, adjust_bool_pattern_cast,
4023         adjust_bool_pattern, vect_recog_bool_pattern): New functions.
4024
4025 2011-10-16  Ira Rosen  <ira.rosen@linaro.org>
4026
4027         * tree-vect-stmts.c (vectorizable_load): For SLP without permutation
4028         treat the first load of the node as the first element in its
4029         interleaving chain.
4030         * tree-vect-slp.c (vect_get_and_check_slp_defs): Swap the operands if
4031         necessary and possible.
4032         (vect_build_slp_tree): Add new argument.  Allow load groups of any size
4033         in basic blocks.  Keep all the loads for further permutation check.
4034         Use the new argument to determine if there is a permutation.  Update
4035         the recursive calls.
4036         (vect_supported_load_permutation_p): Allow subchains of interleaving
4037         chains in basic block vectorization.
4038         (vect_analyze_slp_instance): Update the call to vect_build_slp_tree.
4039         Check load permutation based on the new parameter.
4040         (vect_schedule_slp_instance): Don't start from the first element in
4041         interleaving chain unless the loads are permuted.
4042
4043 2011-10-15  Jan Hubicka  <jh@suse.cz>
4044
4045         PR target/48668
4046         PR target/50689
4047         * cgraphunit.c (cgraph_expand_function): Expand thunks and alises
4048         after function body.
4049
4050 2011-10-15  Richard Henderson  <rth@redhat.com>
4051
4052         * tree-vect-slp.c: Include langhooks.h.
4053         (vect_create_mask_and_perm): Emit VEC_PERM_EXPR, not a builtin.
4054         (vect_transform_slp_perm_load): Use can_vec_perm_expr_p.  Simplify
4055         mask creation for VEC_PERM_EXPR.
4056         * tree-vect-stmts.c (perm_mask_for_reverse): Return the mask,
4057         not the builtin.
4058         (reverse_vec_elements): Emit VEC_PERM_EXPR not a builtin.
4059         * Makefile.in (tree-vect-slp.o): Update dependency.
4060         * optabs.c (can_vec_perm_expr_p): Allow NULL as unknown constant.
4061
4062 2011-10-15  Alan Modra  <amodra@gmail.com>
4063
4064         PR bootstrap/50738
4065         * ifcvt.c (dead_or_predicable): Revert accidental commit with
4066         HAVE_simple_return test.
4067
4068 2011-10-15  Alan Modra  <amodra@gmail.com>
4069
4070         * ifcvt.c (dead_or_predicable): Disable if-conversion when
4071         doing so is likely to kill a shrink-wrapping opportunity.
4072
4073         PR rtl-optimization/49941
4074         * jump.c (mark_jump_label_1): Set JUMP_LABEL for simple_return jumps.
4075
4076         * rtl.h (set_return_jump_label): Declare.
4077         * function.c (set_return_jump_label): New function, extracted..
4078         (thread_prologue_and_epilogue_insns): ..from here.  Use it in
4079         another instance to set return jump_label.
4080         * cfgrtl.c (force_nonfallthru_and_redirect): Use set_return_jump_label.
4081         * reorg.c (find_end_label): Likewise.
4082
4083 2011-10-14  David S. Miller  <davem@davemloft.net>
4084
4085         * config/sparc/sol2.h: Protect -m{cpu,tune}=native handling
4086         with a more complete cpp test.
4087         * config/sparc/linux64.h: Likewise.
4088         * config/sparc/linux.h: Likewise.
4089         * config/sparc/sparc.opt (sparc_debug): New target variable.
4090         (mdebug): New target option.
4091         * config/sparc/sparc.h (MASK_DEBUG_OPTIONS, MASK_DEBUG_ALL,
4092         TARGET_DEBUG_OPTIONS): New defines.
4093         * config/sparc/sparc.c (debug_target_flag_bits,
4094         debug_target_flags): New functions.
4095         (sparc_option_override): Add name strings back to cpu_table[].
4096         Parse -mdebug string.  When TARGET_DEBUG_OPTIONS is true, print
4097         out the target flags before and after override processing as well
4098         as the selected cpu.  If MASK_V8PLUS, make sure that the selected
4099         cpu is at least v9.
4100
4101 2011-10-15  Oleg Endo  <oleg.endo@t-online.de>
4102
4103         PR target/49263
4104         * config/sh/sh.h (ZERO_EXTRACT_ANDMASK): New macro.
4105         * config/sh/sh.c (sh_rtx_costs): Add test instruction case.
4106         * config/sh/sh.md (tstsi_t): Name existing insn.  Make inner
4107         and instruction commutative.
4108         (tsthi_t, tstqi_t, tstqi_t_zero, tstsi_t_and_not,
4109         tstsi_t_zero_extract_eq, tstsi_t_zero_extract_xor,
4110         tstsi_t_zero_extract_subreg_xor_little,
4111         tstsi_t_zero_extract_subreg_xor_big): New insns.
4112         (*movsicc_t_false, *movsicc_t_true): Replace space with tab in
4113         asm output.
4114         (*andsi_compact): Reorder alternatives so that K08 is considered first.
4115
4116 2011-10-14  Eric Botcazou  <ebotcazou@adacore.com>
4117
4118         PR target/50354
4119         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if the default
4120         processor is at least V9 and TARGET_64BIT_DEFAULT is defined.
4121
4122 2011-10-14  Gerald Pfeifer  <gerald@pfeifer.com>
4123
4124         * invoke.texi (AVR Options): Avoid \leq{}.
4125
4126 2011-10-14  Kai Tietz  <ktietz@redhat.com>
4127
4128         * gimplify.c (gimplify_expr): Take care that for bitwise-binary
4129         transformation the operands have compatible types.
4130
4131 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4132
4133         * config/i386/sse.md (vec_widen_smult_hi_v8hi,
4134         vec_widen_smult_lo_v8hi, vec_widen_umult_hi_v8hi,
4135         vec_widen_umult_lo_v8hi): Macroize using VI2_AVX2
4136         mode iterator and any_extend code iterator.
4137         (vec_widen_<s>mult_hi_v8si, vec_widen_<s>mult_lo_v8si): New expanders.
4138         (vec_widen_smult_hi_v4si, vec_widen_smult_lo_v4si): Enable
4139         also for TARGET_SSE4_1 using pmuldq insn.
4140         (sdot_prodv8hi): Macroize using VI2_AVX2 iterator.
4141         (sse2_sse4_1): New code attr.
4142         (udot_prodv4si): Macroize using any_extend code iterator.
4143         (<s>dot_prodv8si): New expander.
4144
4145 2011-10-14  Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
4146
4147         * config/i386/i386.c (atom_cost): Changed cost for loading
4148         QImode using movzbl.
4149
4150 2011-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
4151
4152         * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo in my
4153         change on October 11th, 2011.
4154
4155 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4156
4157         * config/i386/sse.md (vec_interleave_high<mode>,
4158         vec_interleave_low<mode>): Add AVX2 expanders for VI_256 modes.
4159         * config/i386/i386.c (expand_vec_perm_interleave3): New function.
4160         (ix86_expand_vec_perm_builtin_1): Call it.
4161
4162 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
4163
4164         Fix thinko from r179765
4165         * config/avr/avr.c (avr_option_override): Don't override
4166         flag_omit_frame_pointer if not actually needed.
4167
4168 2011-10-14  Georg-Johann Lay  <avr@gjlay.de>
4169
4170         PR target/46278
4171         * doc/invoke.texi (AVR Options): Document -mstrict-X.
4172
4173         * config/avr/avr.opt (-mstrict-X): New option.
4174         (avr_strict_X): New variable reflecting -mstrict-X.
4175         * config/avr/avr.c (avr_reg_ok_for_addr_p): Add parameter
4176         outer_code and pass it down to avr_regno_mode_code_ok_for_base_p.
4177         (avr_legitimate_address_p): Pass outer_code to
4178         avr_reg_ok_for_addr_p and use that function in case PLUS.
4179         (avr_mode_code_base_reg_class): Depend on avr_strict_X.
4180         (avr_regno_mode_code_ok_for_base_p): Ditto, and depend on outer_code.
4181         (avr_option_override): Disable -fcaller-saves if -mstrict-X is on.
4182
4183 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4184
4185         * config/i386/sse.md (neg<mode>2): Use VI_AVX2 iterator instead
4186         of VI_128.
4187
4188         * config/i386/sse.md (mulv2di3): Macroize using VI8_AVX2 iterator.
4189         (ashl<mode>3): Use VI248_AVX2 iterator instead of VI248_128.
4190         Use <sseinsnmode> instead of TI in mode attr.
4191
4192 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4193
4194         * config/arm/linux-atomic-64bit.c: New (based on linux-atomic.c).
4195         * config/arm/linux-atomic.c: Change comment to point to 64bit version.
4196         (SYNC_LOCK_RELEASE): Instantiate 64bit version.
4197         * config/arm/t-linux-eabi: Pull in linux-atomic-64bit.c.
4198
4199 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4200
4201         * config/arm/arm.c (arm_output_ldrex): Support ldrexd.
4202         (arm_output_strex): Support strexd.
4203         (arm_output_it): New helper to output it in Thumb2 mode only.
4204         (arm_output_sync_loop): Support DI mode.  Change comment to
4205         not support const_int.
4206         (arm_expand_sync): Support DI mode.
4207         * config/arm/arm.h (TARGET_HAVE_LDREXBHD): Split into LDREXBH
4208         and LDREXD.
4209         * config/arm/iterators.md (NARROW): move from sync.md.
4210         (QHSD): New iterator for all current ARM integer modes.
4211         (SIDI): New iterator for SI and DI modes only.
4212         * config/arm/sync.md (sync_predtab): New mode_attr.
4213         (sync_compare_and_swapsi): Fold into sync_compare_and_swap<mode>.
4214         (sync_lock_test_and_setsi): Fold into sync_lock_test_and_setsi<mode>.
4215         (sync_<sync_optab>si): Fold into sync_<sync_optab><mode>.
4216         (sync_nandsi): Fold into sync_nand<mode>.
4217         (sync_new_<sync_optab>si): Fold into sync_new_<sync_optab><mode>.
4218         (sync_new_nandsi): Fold into sync_new_nand<mode>.
4219         (sync_old_<sync_optab>si): Fold into sync_old_<sync_optab><mode>.
4220         (sync_old_nandsi): Fold into sync_old_nand<mode>.
4221         (sync_compare_and_swap<mode>): Support SI & DI.
4222         (sync_lock_test_and_set<mode>): Likewise.
4223         (sync_<sync_optab><mode>): Likewise.
4224         (sync_nand<mode>): Likewise.
4225         (sync_new_<sync_optab><mode>): Likewise.
4226         (sync_new_nand<mode>): Likewise.
4227         (sync_old_<sync_optab><mode>): Likewise.
4228         (sync_old_nand<mode>): Likewise.
4229         (arm_sync_compare_and_swapsi): Turn into iterator on SI & DI.
4230         (arm_sync_lock_test_and_setsi): Likewise.
4231         (arm_sync_new_<sync_optab>si): Likewise.
4232         (arm_sync_new_nandsi): Likewise.
4233         (arm_sync_old_<sync_optab>si): Likewise.
4234         (arm_sync_old_nandsi): Likewise.
4235         (arm_sync_compare_and_swap<mode> NARROW): use sync_predtab, fix indent.
4236         (arm_sync_lock_test_and_setsi<mode> NARROW): Likewise.
4237         (arm_sync_new_<sync_optab><mode> NARROW): Likewise.
4238         (arm_sync_new_nand<mode> NARROW): Likewise.
4239         (arm_sync_old_<sync_optab><mode> NARROW): Likewise.
4240         (arm_sync_old_nand<mode> NARROW): Likewise.
4241
4242 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4243
4244         PR target/48126
4245         * config/arm/arm.c (arm_output_sync_loop): Move label before barrier.
4246
4247 2011-10-14  David Alan Gilbert  <david.gilbert@linaro.org>
4248
4249         * config/arm/arm.h (TARGET_HAVE_DMB_MCR): MCR Not available in Thumb1.
4250
4251 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
4252
4253         * doc/invoke.texi ([Wformat-zero-length]): Tidy.
4254
4255 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4256
4257         * gimple.c (walk_stmt_load_store_addr_ops): Call visit_addr also
4258         on COND_EXPR/VEC_COND_EXPR comparison operands if they are ADDR_EXPRs.
4259
4260 2011-10-14  Richard Guenther  <rguenther@suse.de>
4261
4262         PR tree-optimization/50723
4263         * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
4264
4265 2011-10-14  Nicola Pero  <nicola.pero@meta-innovation.com>
4266
4267         * gengtype.c (files_rules): Added rules for objc/objc-map.h and
4268         objc/objc-map.c.
4269
4270 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
4271
4272         PR c++/17212
4273         * doc/invoke.texi ([Wformat-zero-length]): Update.
4274
4275 2011-10-14  Iain Sandoe  <iains@gcc.gnu.org>
4276
4277         PR bootstrap/50699
4278         * config/darwin.c (darwin_patch_builtin): Adjust argument type. Only
4279         build for powerpc targets.  (darwin_patch_builtins): Only build for
4280         powerpc targets.
4281
4282 2011-10-14  Jakub Jelinek  <jakub@redhat.com>
4283
4284         * config/i386/sse.md (*avx_cvtdq2pd256_2): Rename to...
4285         (avx_cvtdq2pd256_2): ... this.
4286         (sseunpackfltmode): New mode attr.
4287         (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi,
4288         vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): Macroize
4289         using VI2_AVX2 iterator.
4290         (vec_unpacku_float_hi_v8si, vec_unpacku_float_lo_v8si): New expanders.
4291
4292 2011-10-13  David S. Miller  <davem@davemloft.net>
4293
4294         * config/sparc/sparc.md (plusminus): New code iterator.
4295         (plusminus_insn): New code attr.
4296         (addv2si3, subv2si3, addv4hi3, subv4hi3, addv2hi3, subv2hi3): Merge
4297         using plusminus and plusminus_insn.
4298         (fpadd64_vis, fpsub64_vis): Likewise.
4299
4300 2011-10-13  Richard Henderson  <rth@redhat.com>
4301
4302         * doc/md.texi (vec_perm): Document fallback to byte permutation.
4303         * genopinit.c (optabs): Add vec_perm_const.
4304         * optabs.c (can_vec_perm_expr_p): Rename from expand_vec_perm_expr_p.
4305         Reject non-vector modes.  Allow fallback to byte permutation.
4306         (expand_vec_perm_expr_1): Split out from ...
4307         (expand_vec_perm_expr): ... here.  Allow fallback to byte permutation.
4308         * optabs.h (DOI_vec_perm_const, vec_perm_const_optab): New.
4309         * tree-vect-generic.c (lower_vec_perm): Update for name change.
4310
4311 2011-10-13  Richard Henderson  <rth@redhat.com>
4312
4313         * config/rs6000/altivec.md (vec_permv16qi): New pattern.
4314
4315         * config/rs6000/spu.md (vec_permv16qi): New pattern.
4316
4317         * config/i386/i386.c (ix86_expand_vec_perm_const): New.
4318         * config/i386/i386-protos.h: Update.
4319         * config/i386/sse.md (VEC_PERM_CONST): New mode iterator.
4320         (vec_perm_const<VEC_PERM_CONST>): New expander.
4321
4322         * optabs.c (expand_vector_broadcast): New.
4323         (expand_binop): Expand scalar shifts of vectors to vector shifts
4324         of vectors, if the former isn't supported.
4325         * tree-vect-generic.c (expand_vector_operations_1): Don't do that
4326         here; always simplify to scalar shift of vector if possible.
4327
4328         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Fix mode
4329         test for vector splat.
4330
4331 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4332
4333         * config/i386/sse.md (vec_set<mode>): Change V_128 iterator mode to V.
4334
4335 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4336             Richard Guenther  <rguenther@suse.de>
4337
4338         * tree-ssa.c (maybe_optimize_var): Drop TREE_ADDRESSABLE from vector
4339         or complex vars even if their DECL_UID is in not_reg_needs bitmap.
4340
4341 2011-10-13  Jakub Jelinek  <jakub@redhat.com>
4342
4343         * config/i386/sse.md (reduc_umin_v8hi): New pattern.
4344         * config/i386/i386.c (ix86_build_const_vector): Handle
4345         also V32QI, V16QI, V16HI and V8HI modes.
4346         (emit_reduc_half): New function.
4347         (ix86_expand_reduc): Use phminposuw insn for V8HImode UMIN.
4348         Use emit_reduc_half helper function.
4349
4350 2011-10-13  Lawrence Crowl  <crowl@google.com>
4351             Diego Novillo  <dnovillo@google.com>
4352
4353         * lto-streamer-in.c (input_struct_function_base): Factor out of ...
4354         (input_function): ... here.
4355         * lto-streamer-out.c (output_struct_function_base): Factor out of ...
4356         (output_function): ... here.
4357
4358 2011-10-13  Gabriel Charette  <gchare@google.com>
4359             Diego Novillo  <dnovillo@google.com>
4360
4361         * streamer-hooks.h (struct streamer_hooks): Add hooks
4362         input_location and output_location.
4363         * lto-streamer-in.c (lto_input_location): Use
4364         streamer_hooks.input_location, if set.
4365         * lto-streamer-out.c (lto_output_location): Use
4366         streamer_hooks.output_location, if set.
4367
4368 2011-10-13  Eric Botcazou  <ebotcazou@adacore.com>
4369
4370         * doc/invoke.texi (SPARC options): Document -mfix-at697f.
4371         * config/sparc/sparc.opt (mfix-at697f): New option.
4372         * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
4373         (sparc_reorg): New function.
4374
4375 2011-10-13  Richard Guenther  <rguenther@suse.de>
4376
4377         PR tree-optimization/50712
4378         * ipa-split.c (split_function): Always re-gimplify parameters
4379         when they are not gimple vals before passing them.  Properly
4380         check for type compatibility.
4381
4382 2011-10-13  Tom de Vries  <tom@codesourcery.com>
4383
4384         * function.c (gimplify_parameters): Set number of arguments of call to
4385         BUILT_IN_ALLOCA_WITH_ALIGN to 2.
4386
4387 2011-10-13  Tom de Vries  <tom@codesourcery.com>
4388
4389         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_READONLY_P
4390         for static const strings.
4391         * varasm.c (build_constant_desc): Generate the memory location of the
4392         constant using gen_const_mem.
4393
4394 2011-10-13  Richard Guenther  <rguenther@suse.de>
4395
4396         PR tree-optimization/50698
4397         * tree-data-ref.c (split_constant_offset_1): Also process
4398         offsets of &MEM.
4399
4400 2011-10-12  David S. Miller  <davem@davemloft.net>
4401
4402         * config/sparc/sparc.md (UNSPEC_FPMERGE): Delete.
4403         (UNSPEC_MUL16AU, UNSPEC_MUL8, UNSPEC_MUL8SU, UNSPEC_MULDSU): New
4404         unspecs.
4405         (fpmerge_vis): Remove inaccurate comment, represent using vec_select
4406         of a vec_concat.
4407         (vec_interleave_lowv8qi, vec_interleave_highv8qi): New insns.
4408         (fmul8x16_vis, fmul8x16au_vis, fmul8sux16_vis, fmuld8sux16_vis):
4409         Reimplement as unspecs and remove inaccurate comments.
4410         (vis3_shift_patname): New code attr.
4411         (<vis3_shift_insn><vbits>_vis): Rename to
4412         "v<vis3_shift_patname><mode>3".
4413         (vis3_addsub_ss_patname): New code attr.
4414         (<vis3_addsub_ss_insn><vbits>_vis): Rename to
4415         "<vis3_addsub_ss_patname><mode>3".
4416         * config/sparc/sparc.c (sparc_vis_init_builtins): Update to
4417         accommodate pattern name changes.
4418
4419         * config/sparc/sparc.h: Do not force TARGET_VIS3 and TARGET_FMAF
4420         to zero when assembler lacks support for such instructions.
4421         * config/sparc/sparc.c (sparc_option_override): Clear MASK_VIS3
4422         and MASK_FMAF in defaults when assembler lacks necessary support.
4423
4424 2011-10-12  Jakub Jelinek  <jakub@redhat.com>
4425
4426         * config/i386/sse.md (vec_unpacks_lo_<mode>,
4427         vec_unpacks_hi_<mode>, vec_unpacku_lo_<mode>,
4428         vec_unpacku_hi_<mode>): Change VI124_128 mode to VI124_AVX2.
4429         * config/i386/i386.c (ix86_expand_sse_unpack): Handle
4430         V32QImode, V16HImode and V8SImode for TARGET_AVX2.
4431
4432         * config/i386/sse.md (vec_avx2): New mode_attr.
4433         (mulv16qi3): Macroize to cover also mulv32qi3 for TARGET_AVX2 into ...
4434         (mul<mode>3): ... this.
4435
4436         * config/i386/i386.md (UNSPEC_VPERMDI): Remove.
4437         * config/i386/i386.c (ix86_expand_vec_perm): Handle
4438         V16QImode and V32QImode for TARGET_AVX2.
4439         (MAX_VECT_LEN): Increase to 32.
4440         (expand_vec_perm_blend): Add support for 32-byte integer
4441         vectors with TARGET_AVX2.
4442         (valid_perm_using_mode_p): New function.
4443         (expand_vec_perm_pshufb): Add support for 32-byte integer
4444         vectors with TARGET_AVX2.
4445         (expand_vec_perm_vpshufb2_vpermq): New function.
4446         (expand_vec_perm_vpshufb2_vpermq_even_odd): New function.
4447         (expand_vec_perm_even_odd_1): Handle 32-byte integer vectors
4448         with TARGET_AVX2.
4449         (ix86_expand_vec_perm_builtin_1): Try expand_vec_perm_vpshufb2_vpermq
4450         and expand_vec_perm_vpshufb2_vpermq_even_odd.
4451         * config/i386/sse.md (VEC_EXTRACT_EVENODD_MODE): Add for TARGET_AVX2
4452         32-byte integer vector modes.
4453         (vec_pack_trunc_<mode>): Use VI248_AVX2 instead of VI248_128.
4454         (avx2_interleave_highv32qi, avx2_interleave_lowv32qi): Remove pasto.
4455         (avx2_pshufdv3, avx2_pshuflwv3, avx2_pshufhwv3): Generate
4456         4 new operands.
4457         (avx2_pshufd_1, avx2_pshuflw_1, avx2_pshufhw_1): Don't use
4458         match_dup, instead add 4 new operands and require they have
4459         right cross-lane values.
4460         (avx2_permv4di): Change into define_expand.
4461         (avx2_permv4di_1): New instruction.
4462         (avx2_permv2ti): Use nonimmediate_operand instead of register_operand
4463         for "xm" constrained operand.
4464         (VEC_PERM_AVX2): Add V32QI and V16QI for TARGET_AVX2.
4465
4466         * config/i386/sse.md (avx2_gathersi<mode>,
4467         avx2_gatherdi<mode>, avx2_gatherdi<mode>256): Add clobber of
4468         match_scratch, change memory_operand to register_operand,
4469         add (mem:BLK (scratch)) use.
4470         (*avx2_gathersi<mode>, *avx2_gatherdi<mode>,
4471         *avx2_gatherdi<mode>256): Add clobber of match_scratch,
4472         add earlyclobber to the output operand and match_scratch,
4473         add (mem:BLK (scratch)) use, change the other mem to match_operand.
4474         Use %p6 instead of %c6 in the pattern.
4475         * config/i386/i386.c (ix86_expand_builtin): Adjust for
4476         operand 2 being a Pmode register_operand instead of memory_operand.
4477
4478 2011-10-12  Kai Tietz  <ktietz@redhat.com>
4479
4480         * config/i386/i386.md (simple_return): Disable if TARGET_SEH is active.
4481
4482 2011-10-12  Steve Ellcey  <sje@cup.hp.com>
4483
4484         * config/ia64/ia64.c (ia64_init_builtins): Fix unbalanced parentheses.
4485
4486 2011-10-12  Richard Guenther  <rguenther@suse.de>
4487
4488         * tree-ssa-alias.c (maybe_skip_until): Cache also at the point
4489         of the first store we visit in a basic-block.
4490         (get_continuation_for_phi): Search for a candidate VUSE that
4491         might dominates all others.  Do pairwise disambiguation against
4492         that candidate.
4493
4494 2011-10-12  Paul Koning  <pkoning@gcc.gnu.org>
4495
4496         PR tree-optimization/50189
4497         * tree-vrp.c (extract_range_from_assert): Use the type of
4498         the variable, not the limit.
4499
4500 2011-10-12  Richard Guenther  <rguenther@suse.de>
4501
4502         PR tree-optimization/50700
4503         * tree-object-size.c (addr_object_size): Simplify and treat
4504         MEM_REF bases consistently.
4505
4506 2011-10-12  Bernd Schmidt  <bernds@codesourcery.com>
4507
4508         * function.c (prepare_shrink_wrap, bb_active_p): New function.
4509         (thread_prologue_and_epilogue_insns): Use bb_active_p.  Call
4510         prepare_shrink_wrap, then recompute bb_active_p for the last block.
4511
4512 2011-10-12  Joseph Myers  <joseph@codesourcery.com>
4513
4514         PR c/50565
4515         * convert.c (convert_to_integer): Do not narrow operands of
4516         pointer subtraction.
4517
4518 2011-10-12  Nick Clifton  <nickc@redhat.com>
4519
4520         * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): New macro.  Used to
4521         emit a .eabi_attribute assembler directive, possibly with a
4522         comment attached.
4523         * config/arm/arm.c (arm_file_start): Use the new macro.
4524         * config/arm/arm-c.c (arm_output_c_attributes): Likewise.
4525
4526 2011-10-12  Georg-Johann Lay  <avr@gjlay.de>
4527
4528         PR target/49939
4529         * config/avr/avr.md (*movqi): Rename to movqi_insn.
4530         (*call_insn): Rename to call_insn.
4531         (*call_value_insn): Rename to call_value_insn.
4532         * config/avr/avr.c (avr_2word_insn_p): New static function.
4533         (jump_over_one_insn_p): Use it.
4534
4535 2011-10-12  Richard Sandiford  <richard.sandiford@linaro.org>
4536
4537         * expr.h (copy_blkmode_to_reg): Declare.
4538         * expr.c (copy_blkmode_to_reg): New function.
4539         (expand_assignment): Don't expand register RESULT_DECLs before
4540         the lhs.  Use copy_blkmode_to_reg to copy BLKmode values into a
4541         RESULT_DECL register.
4542         (expand_expr_real_1): Handle BLKmode decls when looking for promotion.
4543         * stmt.c (expand_return): Move BLKmode-to-register code into
4544         copy_blkmode_to_reg.
4545
4546 2011-10-11  Eric Botcazou  <ebotcazou@adacore.com>
4547
4548         PR target/49965
4549         * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
4550         (mov<F:mode>cc): Likewise.
4551
4552 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4553
4554         * tree-ssa-address.c (copy_ref_info): Remove copy of TREE_THIS_NOTRAP.
4555
4556 2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
4557
4558         * tree.h (built_in_decls): Delete old interface with two parallel
4559         arrays to hold standard builtin declarations, and replace it with
4560         a function based interface that can support creating builtins on
4561         the fly in the future.  Change all uses, and poison the old
4562         names.  Make sure 0 is not a legitimate builtin index.
4563         (implicit_built_in_decls): Ditto.
4564         (built_in_info): Ditto.
4565         (BUILTIN_VALID_P): Ditto.
4566         (builtin_decl_explicit): Ditto.
4567         (builtin_decl_implicit): Ditto.
4568         (set_builtin_decl): Ditto.
4569         (set_builtin_decl_implicit_p): Ditto.
4570         (builtin_decl_explicit_p): Ditto.
4571         (builtin_decl_implicit_p): Ditto.
4572         * tree-complex.c (expand_complex_libcall): Ditto.
4573         * tree-loop-distribution.c (generate_memset_zero): Ditto.
4574         * tree-ssa-strlen.c (get_string_length): Ditto.
4575         (handle_builtin_strcpy): Ditto.
4576         (handle_builtin_strcat): Ditto.
4577         * tree.c (iterative_hash_expr): Ditto.
4578         (local_define_builtin): Ditto.
4579         (build_common_builtin_nodes): Ditto.
4580         * builtins.c (built_in_decls): Ditto.
4581         (implicit_built_in_decls): Ditto.
4582         (built_in_info): Ditto
4583         (expand_builtin_classify_type): Ditto.
4584         (mathfn_built_in_1): Ditto.
4585         (expand_builtin_cexpi): Ditto.
4586         (expand_builtin_mempcpy_args): Ditto.
4587         (expand_builtin_stpcpy): Ditto.
4588         (gimplify_va_arg_expr): Ditto.
4589         (expand_builtin_sync_operation): Ditto.
4590         (build_builtin_expect_predicate): Ditto.
4591         (fold_builtin_memory_op): Ditto.
4592         (fold_builtin_strcpy): Ditto.
4593         (fold_builtin_stpcpy): Ditto.
4594         (fold_builtin_strncpy): Ditto.
4595         (fold_builtin_interclass_mathfn): Ditto.
4596         (fold_builtin_classify): Ditto.
4597         (fold_builtin_2): Ditto.
4598         (fold_builtin_strstr): Ditto.
4599         (fold_builtin_strrchr): Ditto.
4600         (fold_builtin_strpbrk): Ditto.
4601         (fold_builtin_strcat): Ditto.
4602         (fold_builtin_strncat): Ditto.
4603         (fold_builtin_strcspn): Ditto.
4604         (fold_builtin_fputs): Ditto.
4605         (fold_builtin_sprintf): Ditto.
4606         (fold_builtin_snprintf): Ditto.
4607         (expand_builtin_memory_chk): Ditto.
4608         (fold_builtin_memory_chk): Ditto.
4609         (fold_builtin_stxcpy_chk): Ditto.
4610         (fold_builtin_strncpy_chk): Ditto.
4611         (fold_builtin_strcat_chk): Ditto.
4612         (fold_builtin_strncat_chk): Ditto.
4613         (fold_builtin_sprintf_chk_1): Ditto.
4614         (fold_builtin_snprintf_chk_1): Ditto.
4615         (fold_builtin_printf): Ditto.
4616         (fold_builtin_fprintf): Ditto.
4617         (fold_call_stmt): Ditto.
4618         (set_builtin_user_assembler_name): Ditto.
4619         * tree-emutls.c (emutls_common_1): Ditto.
4620         * omp-low.c (scan_omp): Ditto.
4621         (lower_rec_input_clauses): Ditto.
4622         (lower_reduction_clauses): Ditto.
4623         (expand_parallel_call): Ditto.
4624         (expand_task_call): Ditto.
4625         (maybe_catch_exception): Ditto.
4626         (optimize_omp_library_calls): Ditto.
4627         (expand_omp_for_generic): Ditto.
4628         (expand_omp_for_static_nochunk): Ditto.
4629         (expand_omp_for_static_chunk): Ditto.
4630         (expand_omp_sections): Ditto.
4631         (expand_omp_atomic_fetch_op): Ditto.
4632         (expand_omp_atomic_pipeline): Ditto.
4633         (expand_omp_atomic_mutex): Ditto.
4634         (lower_omp_single_simple): Ditto.
4635         (lower_omp_single_copy): Ditto.
4636         (lower_omp_master): Ditto.
4637         (lower_omp_ordered): Ditto.
4638         (lower_omp_critical): Ditto.
4639         * tree-ssa-ccp.c (optimize_stdarg_builtin): Ditto.
4640         * builtins.c (DEF_BUILTIN_STUB): Ditto.
4641         (BUILT_IN_NONE): Ditto.
4642         * tree-ssa-math-opts.c (execute_optimize_bswap): Ditto.
4643         * gimple-low.c (lower_function_body): Ditto.
4644         (lower_builtin_setjmp): Ditto.
4645         * c-decl.c (merge_decls): Ditto.
4646         * tree-eh.c (lower_resx): Ditto.
4647         (lower_resx): Ditto.
4648         (lower_eh_dispatch): Ditto.
4649         * function (gimplify_parameters): Ditto.
4650         * c-typeck.c (build_function_call_vec): Ditto.
4651         * gimplify.c (build_stack_save_restore): Ditto.
4652         (gimplify_vla_decl): Ditto.
4653         (gimplify_modify_expr_to_memcpy): Ditto.
4654         (gimplify_modify_expr_to_memset): Ditto.
4655         (gimplify_variable_sized_compare): Ditto.
4656         (gimplify_function_tree): Ditto.
4657         * calls.c (emit_call_1): Ditto.
4658         * tree-ssa-forprop.c (simplify_builtin_call): Ditto.
4659         * tree-nested.c (convert_nl_goto_reference): Ditto.
4660         (convert_tramp_reference_op): Ditto.
4661         (finalize_nesting_tree_1): Ditto.
4662         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4663         (tree_ssa_prefetch_arrays): Ditto.
4664         * tree-streamer-in.c (streamer_get_builtin_tree): Ditto.
4665         * system.h (built_in_decls): Ditto.
4666         (implicit_built_in_decls): Ditto.
4667         * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4668         * config/sparc/sparc.c (sparc_gimplify_va_arg): Ditto.
4669         * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
4670         (ix86_veclibabi_svml): Ditto.
4671         (ix86_veclibabi_acml): Ditto.
4672         * config/vms/vms.c (vms_patch_builtins): Ditto.
4673         * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4674         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Ditto.
4675         (rs6000_builtin_vectorized_libmass): Ditto.
4676         (rs6000_init_builtins): Ditto.
4677         * config/darwin.c (darwin_override_options): Ditto.
4678         (darwin_patch_builtin): Ditto.
4679         (darwin_rename_builtins): Ditto.
4680         * config/pa/pa.c (pa_init_builtins): Ditto.
4681
4682 2011-10-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4683
4684         * tree.h (copy_ref_info): Expose existing function.
4685         * tree-ssa-loop-ivopts.c (copy_ref_info): Move function to...
4686         * tree-ssa-address.c (copy_ref_info): ...here, and remove static token.
4687
4688 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
4689
4690         * config/avr/avr-protos.h (avr_mode_code_base_reg_class): New
4691         prototype.
4692         (avr_regno_mode_code_ok_for_base_p): New prototype.
4693         * config/avr/avr.h (BASE_REG_CLASS): Remove.
4694         (REGNO_OK_FOR_BASE_P): Remove.
4695         (REG_OK_FOR_BASE_NOSTRICT_P): Remove.
4696         (REG_OK_FOR_BASE_STRICT_P): Remove.
4697         (MODE_CODE_BASE_REG_CLASS): New define.
4698         (REGNO_MODE_CODE_OK_FOR_BASE_P): New define.
4699         * config/avr/avr.c (avr_mode_code_base_reg_class): New function.
4700         (avr_regno_mode_code_ok_for_base_p): New function.
4701         (avr_reg_ok_for_addr_p): New static function.
4702         (avr_legitimate_address_p): Use it.  Beautify.
4703
4704 2011-10-11  Georg-Johann Lay  <avr@gjlay.de>
4705
4706         PR target/50447
4707         * config/avr/avr.md (cc): Add out_plus attribute alternative.
4708         (addsi3): Use it.  Adapt avr_out_plus to new prototype.  Use
4709         avr_out_plus for all CONST_INT addends.
4710         * config/avr/avr-protos.h (avr_out_plus): Change prototype.
4711         * config/avr/avr.c (notice_update_cc): Call avr_out_plus on
4712         CC_OUT_PLUS.
4713         (avr_out_plus_1): Change prototype and report effect on cc0.
4714         (avr_out_plus): Ditto.
4715         (adjust_insn_length): Adapt call to avr_out_plus to new prototype.
4716
4717 2011-10-11  H.J. Lu  <hongjiu.lu@intel.com>
4718
4719         * config/i386/i386.c (ix86_expand_special_args_builtin): Remove
4720         the extra break.
4721
4722 2011-10-11  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
4723
4724         * doc/invoke.texi: Document new warning.
4725         * common.opt (Wvector-operation-performance): Define new warning.
4726         * tree-vect-generic.c (expand_vector_piecewise): Warn about expanded
4727         vector operation.
4728         (exapnd_vector_parallel): Warn about expanded vector operation.
4729         (lower_vec_shuffle): Warn about expanded vector operation.
4730         * c-typeck.c (c_build_vec_perm_expr): Store correct location
4731         when creating VEC_PERM_EXPR.
4732
4733 2011-10-11  Richard Guenther  <rguenther@suse.de>
4734
4735         PR tree-optimization/50204
4736         * tree-ssa-alias.c (get_continuation_for_phi_1): Split out
4737         two argument handling from ...
4738         (get_continuation_for_phi): ... here.  Handle arbitrary number
4739         of PHI args.
4740
4741 2011-10-11  Richard Sandiford  <richard.sandiford@linaro.org>
4742
4743         * modulo-sched.c: Fix comment typo.  Mention the possibility
4744         of using scheduling windows of II+1 cycles.
4745
4746 2011-10-11  Tristan Gingold  <gingold@adacore.com>
4747
4748         * doc/invoke.texi (C Dialect Options): Document
4749         -fallow-parameterless-variadic-functions.
4750         * c-parser.c (c_parser_parms_list_declarator): Handle it.
4751
4752 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4753
4754         * config/avr/avr.c (avr_option_override): Set flag_omit_frame_pointer
4755         to 0 if frame pointer is needed for unwinding.
4756
4757 2011-10-10  Uros Bizjak  <ubizjak@gmail.com>
4758
4759         PR bootstrap/50665
4760         * optabs.h (DOI_vec_perm): Rename from OTI_vec_perm.  Move from enum
4761         optab_index to enum direct_optab_index.
4762         (vec_perm_optab): Update.
4763
4764 2011-10-10  Anatoly Sokolov  <aesok@post.ru>
4765
4766         * config/cris/cris.c (cris_preferred_reload_class): New function.
4767         (TARGET_PREFERRED_RELOAD_CLASS): Define.
4768         * config/cris/cris.h (PREFERRED_RELOAD_CLASS): Remove.
4769
4770 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4771
4772         * config/avr/avr.md (*tablejump_rjmp): Change insn condition to
4773         !AVR_HAVE_JMP_CALL.
4774         (*tablejump_lib): Change insn condition to AVR_HAVE_JMP_CALL.
4775         (*tablejump_enh, *tablejump): Remove insns.
4776         * config/avr/libgcc.S (__tablejump__): Use RET instead of EIND +
4777         EIJMP for indirect jump.  Use LPM Z+ where available.
4778
4779 2011-10-10  Richard Henderson  <rth@redhat.com>
4780
4781         * doc/md.texi (vec_perm_const): Fix typo in cindex.
4782
4783 2011-10-10  Kirill Yukhin  <kirill.yukhin@intel.com>
4784             Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>
4785
4786         * config/i386/sse.md (fma_fnmsub_<mode>): Fix a typo.
4787
4788 2011-10-10  Richard Guenther  <rguenther@suse.de>
4789
4790         PR middle-end/50389
4791         * gimple-fold.c (gimplify_and_update_call_from_tree): Do not
4792         mark symbols for renaming.  Append the VUSE to all statements
4793         that possibly can have one.
4794
4795 2011-10-10  Richard Guenther  <rguenther@suse.de>
4796
4797         * ipa-split.c (pass_split_functions): Add verification TODOs.
4798         (pass_feedback_split_functions): Likewise.
4799
4800 2011-10-10  Richard Guenther  <rguenther@suse.de>
4801
4802         PR middle-end/50195
4803         * fold-const.c (fold_binary_loc): Canonicalize x*x to pow (x, 2)
4804         only when optimizing.
4805
4806 2011-10-10  Nick Clifton  <nickc@redhat.com>
4807
4808         PR middle-end/49801
4809         * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
4810         df_get_live_out instead of accessing the bitmaps directly.
4811         (execute_compare_elim_after_reload): Remove calls to df_set_flags,
4812         df_live_add_problem and df_analyze.
4813
4814 2011-10-10  Michael Matz  <matz@suse.de>
4815
4816         PR middle-end/50638
4817         * tree-emutls.c (gen_emutls_addr): Call add_referenced_var.
4818
4819 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4820
4821         * modulo-sched.c (ps_reg_move_info): Add num_consecutive_stages.
4822         (SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES): Delete.
4823         (node_sched_params): Remove first_reg_move and nreg_moves.
4824         (ps_num_consecutive_stages, extend_node_sched_params): New functions.
4825         (update_node_sched_params): Move up file.
4826         (print_node_sched_params): Print the stage.  Don't dump info related
4827         to first_reg_move and nreg_moves.
4828         (set_columns_for_row): New function.
4829         (set_columns_for_ps): Move up file and use set_columns_for_row.
4830         (schedule_reg_move): New function.
4831         (schedule_reg_moves): Call extend_node_sched_params and
4832         schedule_reg_move.  Extend size of uses bitmap.  Initialize
4833         num_consecutive_stages.  Return false if a move could not be
4834         scheduled.
4835         (apply_reg_moves): Don't emit moves here.
4836         (permute_partial_schedule): Handle register moves.
4837         (duplicate_insns_of_cycles): Remove for_prolog.  Emit moves according
4838         to the same stage-count test as ddg nodes.
4839         (generate_prolog_epilog): Update calls accordingly.
4840         (sms_schedule): Allow move-scheduling to add a new first stage.
4841
4842 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4843
4844         * modulo-sched.c (ps_insn): Adjust comment.
4845         (ps_reg_move_info): New structure.
4846         (partial_schedule): Add reg_moves field.
4847         (SCHED_PARAMS): Use node_sched_param_vec instead of node_sched_params.
4848         (node_sched_params): Turn first_reg_move into an identifier.
4849         (ps_reg_move): New function.
4850         (ps_rtl_insn): Cope with register moves.
4851         (ps_first_note): Adjust comment and assert that the instruction
4852         isn't a register move.
4853         (node_sched_params): Replace with...
4854         (node_sched_param_vec): ...this vector.
4855         (set_node_sched_params): Adjust accordingly.
4856         (print_node_sched_params): Take a partial schedule instead of a ddg.
4857         Use ps_rtl_insn and ps_reg_move.
4858         (generate_reg_moves): Rename to...
4859         (schedule_reg_moves): ...this.  Remove rescan parameter.  Record each
4860         move in the partial schedule, but don't emit it here.  Don't perform
4861         register substitutions here either.
4862         (apply_reg_moves): New function.
4863         (duplicate_insns_of_cycles): Use register indices directly,
4864         rather than finding instructions using PREV_INSN.  Use ps_reg_move.
4865         (sms_schedule): Call schedule_reg_moves before committing to
4866         a partial schedule.   Try the next ii if the schedule fails.
4867         Use apply_reg_moves instead of generate_reg_moves.  Adjust
4868         call to print_node_sched_params.  Free node_sched_param_vec
4869         instead of node_sched_params.
4870         (create_partial_schedule): Initialize reg_moves.
4871         (free_partial_schedule): Free reg_moves.
4872
4873 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4874
4875         * modulo-sched.c (ps_insn): Replace node field with an identifier.
4876         (SCHED_ASAP): Replace with..
4877         (NODE_ASAP): ...this macro.
4878         (SCHED_PARAMS): New macro.
4879         (SCHED_TIME, SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES, SCHED_ROW)
4880         (SCHED_STAGE, SCHED_COLUMN): Redefine using SCHED_PARAMS.
4881         (node_sched_params): Remove asap.
4882         (ps_rtl_insn, ps_first_note): New functions.
4883         (set_node_sched_params): Use XCNEWVEC.  Don't copy across the
4884         asap values.
4885         (print_node_sched_params): Use SCHED_PARAMS and NODE_ASAP.
4886         (generate_reg_moves): Pass ids to the SCHED_* macros.
4887         (update_node_sched_params): Take a ps insn identifier rather than
4888         a node as parameter.  Use ps_rtl_insn.
4889         (set_columns_for_ps): Update for above field and SCHED_* macro changes.
4890         (permute_partial_schedule): Use ps_rtl_insn and ps_first_note.
4891         (optimize_sc): Update for above field and SCHED_* macro changes.
4892         Update calls to try_scheduling_node_in_cycle and
4893         update_node_sched_params.
4894         (duplicate_insns_of_cycles): Adjust for above field and SCHED_*
4895         macro changes.  Use ps_rtl_insn and ps_first_note.
4896         (sms_schedule): Pass ids to the SCHED_* macros.
4897         (get_sched_window): Adjust for above field and SCHED_* macro changes.
4898         Use NODE_ASAP instead of SCHED_ASAP.
4899         (try_scheduling_node_in_cycle): Remove node parameter.  Update
4900         call to ps_add_node_check_conflicts.  Pass ids to the SCHED_* macros.
4901         (sms_schedule_by_order): Update call to try_scheduling_node_in_cycle.
4902         (ps_insert_empty_row): Adjust for above field changes.
4903         (compute_split_row): Use ids rather than nodes.
4904         (verify_partial_schedule): Adjust for above field changes.
4905         (print_partial_schedule): Use ps_rtl_insn.
4906         (create_ps_insn): Take an id rather than a node.
4907         (ps_insn_find_column): Adjust for above field changes.
4908         Use ps_rtl_insn.
4909         (ps_insn_advance_column): Adjust for above field changes.
4910         (add_node_to_ps): Remove node parameter.  Update call to
4911         create_ps_insn.
4912         (ps_has_conflicts): Use ps_rtl_insn.
4913         (ps_add_node_check_conflicts): Replace node parameter than an id.
4914
4915 2011-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
4916
4917         * modulo-sched.c (undo_replace_buff_elem): Delete.
4918         (generate_reg_moves): Don't build and return an undo list.
4919         (free_undo_replace_buff): Delete.
4920         (sms_schedule): Adjust call to generate_reg_moves.
4921         Don't call free_undo_replace_buff.
4922
4923 2011-10-10  Matthias Klose <doko@ubuntu.com>
4924
4925         * common/config/m32c: Remove empty directory.
4926
4927 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4928
4929         * config/avr/avr.md (*mulhi3_enh): Treat squaring smarter.
4930
4931 2011-10-10  Georg-Johann Lay  <avr@gjlay.de>
4932
4933         PR target/50652
4934         * config/avr/avr-mcus.def (AVR_MCU): Set .data_section_start of
4935         atmega164a to 0x100.
4936
4937 2011-10-09  Eric Botcazou  <ebotcazou@adacore.com>
4938
4939         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Do not make
4940         the replacement if the conversion to the LHS type is not useless.
4941
4942 2011-10-09  Ira Rosen  <ira.rosen@linaro.org>
4943
4944         PR tree-optimization/50635
4945         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add
4946         DEF_STMT to the list of statements to be replaced by the
4947         pattern statements.
4948         (vect_handle_widen_mult_by_const): Don't check TYPE_OUT.
4949
4950 2011-10-09  Anatoly Sokolov  <aesok@post.ru>
4951
4952         * system.h: Commit forgotten hunk in previous patch.
4953         (OUTPUT_ADDR_CONST_EXTRA): Poison.
4954
4955 2011-10-08  Nicola Pero  <nicola.pero@meta-innovation.com>
4956
4957         PR libobjc/50428
4958         * doc/objc.texi (Garbage Collection): Updated example to protect
4959         +initialize against execution in subclasses.
4960
4961 2011-10-07  Richard Henderson  <rth@redhat.com>
4962
4963         * doc/extend.texi (__builtin_shuffle): Improve the description to
4964         include the modulus of the selector.  Mention OpenCL.
4965         * doc/md.texi (vec_perm, vec_perm_const): Document named patterns.
4966
4967         * tree.def (VEC_PERM_EXPR): Rename from VEC_SHUFFLE_EXPR.
4968         * genopinit.c (optabs): Rename vshuffle to vec_perm.
4969         * c-typeck.c (c_build_vec_perm_expr): Rename from
4970         c_build_vec_shuffle_expr.  Update for name changes.
4971         * optabs.c (expand_vec_perm_expr_p): Rename from
4972         expand_vec_shuffle_expr_p.
4973         (expand_vec_perm_expr): Rename from expand_vec_shuffle_expr.
4974         * optabs.h (OTI_vec_perm): Rename from DOI_vshuffle.
4975         (vec_perm_optab): Rename from vshuffle_optab.
4976         * expr.c, gimple-pretty-print.c, gimple.c, gimplify.c,
4977         c-tree.h, c-parser.c, tree-cfg.c, tree-inline.c, tree-pretty-print.c,
4978         tree-ssa-operands.c, tree-vect-generic.c: Update for name changes.
4979
4980         * config/i386/i386.c (ix86_expand_vec_perm): Rename from
4981         ix86_expand_vshuffle.
4982         * config/i386/i386-protos.h: Update.
4983         * config/i386/sse.md (VEC_PERM_AVX2): Rename from VSHUFFLE_AVX2.
4984         (vec_perm<VEC_PERM_AVX2>): Rename from vshuffle<VSHUFFLE_AVX2>.
4985
4986 2011-10-07  Richard Henderson  <rth@redhat.com>
4987
4988         * config/i386/predicates.md (avx2_pblendw_operand): New.
4989         * config/i386/sse.md (sse4_1_pblendw): Un-macroize.
4990         (avx2_pblendw, *avx2_pblendw): New expander and insn.
4991
4992 2011-10-07  Richard Henderson  <rth@redhat.com>
4993
4994         * config/i386/i386.c (bdesc_args): Update code for
4995         __builtin_ia32_palignr256.  Change type of __builtin_ia32_pslldqi256,
4996         and __builtin_ia32_psrldqi256 to V4DI_FTYPE_V4DI_INT_CONVERT.
4997         (ix86_expand_args_builtin): Handle V4DI_FTYPE_V4DI_INT_CONVERT.
4998         * config/i386/sse.md (mode iterator V16): Add V2TI.
4999         (mode iterator SSESCALARMODE): Use V2TI not V4DI.
5000         (mode attr ssse3_avx2): Add V2TI.
5001         (avx2_lshrqv4di3, avx2_lshlqv4di3): Remove.
5002
5003 2011-10-07  David S. Miller  <davem@davemloft.net>
5004
5005         PR 50655
5006         * configure.ac: Add .register directives to VIS3 test.
5007         * configure: Regenerate.
5008
5009 2011-10-07  Richard Henderson  <rth@redhat.com>
5010
5011         * config.gcc (x86_64-*): Add core-avx-i, core-avx2 for with_cpu.
5012
5013 2011-10-07  Richard Henderson  <rth@redhat.com>
5014
5015         PR 49752
5016         * fold-const.c (fold_checksum_tree): Remove out-of-date assert.
5017
5018 2011-10-07  Andrew Stubbs  <ams@codesourcery.com>
5019
5020         * config/arm/predicates.md (shift_amount_operand): Remove constant
5021         range check.
5022         (shift_operator): Check range of constants for all shift operators.
5023
5024 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5025
5026         * config/s390/s390.c (s390_emit_tls_call_insn): Remove assertion.
5027         Load GOT pointer for non-pic builds.
5028         (s390_load_got): Replace pic_offset_table_rtx with hardcoded r12.
5029         (s390_emit_call): Likewise.
5030
5031 2011-10-07  Tom de Vries  <tom@codesourcery.com>
5032
5033         PR middle-end/50527
5034         * tree.c (build_common_builtin_nodes): Add local_define_builtin for
5035         BUILT_IN_ALLOCA_WITH_ALIGN.  Mark that BUILT_IN_ALLOCA_WITH_ALIGN can
5036         throw.
5037         * builtins.c (expand_builtin_alloca): Handle BUILT_IN_ALLOCA_WITH_ALIGN
5038         arglist.  Set align for BUILT_IN_ALLOCA_WITH_ALIGN.
5039         (expand_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
5040         (is_inexpensive_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
5041         * tree-ssa-ccp.c (evaluate_stmt): Set align for
5042         BUILT_IN_ALLOCA_WITH_ALIGN.
5043         (fold_builtin_alloca_for_var): Rename to ...
5044         (fold_builtin_alloca_with_align): Set DECL_ALIGN from 2nd
5045         BUILT_IN_ALLOCA_WITH_ALIGN argument.
5046         (ccp_fold_stmt): Try folding BUILT_IN_ALLOCA_WITH_ALIGN using
5047         fold_builtin_alloca_with_align.
5048         (optimize_stack_restore): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
5049         * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN): Declare using
5050         DEF_BUILTIN_STUB.
5051         * ipa-pure-const.c (special_builtin_state): Handle
5052         BUILT_IN_ALLOCA_WITH_ALIGN.
5053         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1)
5054         (call_may_clobber_ref_p_1): Same.
5055         * function.c (gimplify_parameters): Lower vla to
5056         BUILT_IN_ALLOCA_WITH_ALIGN.
5057         * gimplify.c (gimplify_vla_decl): Same.
5058         * cfgexpand.c (expand_call_stmt): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
5059         * tree-mudflap.c (mf_xform_statements): Same.
5060         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
5061         (mark_all_reaching_defs_necessary_1, propagate_necessity): Same.
5062         * varasm.c (incorporeal_function_p): Same.
5063         * tree-object-size.c (alloc_object_size): Same.
5064         * gimple.c (gimple_build_call_from_tree): Same.
5065
5066 2011-10-07  Bernd Schmidt  <bernds@codesourcery.com>
5067
5068         * function.c (frame_required_for_rtx): Remove function.
5069         (requires_stack_frame_p): New arg set_up_by_prologue.  All callers
5070         changed.  Compute a set of mentioned registers and compare against
5071         the new arg rather than calling frame_required_for_rtx.
5072         (thread_prologue_and_epilogue_insns): Compute the set_up_by_prologue
5073         reg set.  Convert the unconverted_simple_returns mechanism to store
5074         jump insns rather than their basic blocks.  Also check the
5075         orig_entry_edge destination for new blocks.
5076
5077 2011-10-07  Jakub Jelinek  <jakub@redhat.com>
5078
5079         PR tree-optimization/50650
5080         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): Don't
5081         call vect_is_simple_cond here, instead fail if cond_expr isn't
5082         COMPARISON_CLASS_P or if get_vectype_for_scalar_type returns NULL
5083         for cond_expr's first operand.
5084         * tree-vect-stmts.c (vect_is_simple_cond): Static again.
5085         * tree-vectorizer.h (vect_is_simple_cond): Remove prototype.
5086
5087 2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5088
5089         * config/s390/s390.md (DWH, dwh): New mode macros.
5090         ("umulsidi3"): Extend to support "umulditi3" as well.
5091
5092 2011-10-07  Uros Bizjak  <ubizjak@gmail.com>
5093             H.J. Lu  <hongjiu.lu@intel.com>
5094
5095         PR target/50603
5096         * config/i386/i386.c (ix86_fixup_binary_operands): Force src2 of
5097         integer PLUS RTX to a register to improve address combine.
5098
5099 2011-10-06  Richard Henderson  <rth@redhat.com>
5100
5101         * combine-stack-adjust.c (maybe_move_args_size_note): Add after
5102         parameter; use it to decide whether to merge two notes.
5103         (combine_stack_adjustments_for_block): Use maybe_move_args_size_note
5104         for the deallocation case as well.
5105
5106 2011-10-06  Anatoly Sokolov  <aesok@post.ru>
5107
5108         * system.h (OUTPUT_ADDR_CONST_EXTRA): Poison.
5109         * doc/tm.texi.in (OUTPUT_ADDR_CONST_EXTRA): Remove documentation.
5110         * doc/tm.texi: Regenerate.
5111         * target.def (output_addr_const_extra): Use
5112         hook_bool_FILEptr_rtx_false.
5113         * targhooks.c (default_asm_output_addr_const_extra): Remove.
5114         * targhooks.h (default_asm_output_addr_const_extra): Remove.
5115         * hooks.c (hook_bool_FILEptr_rtx_false): New functions.
5116         * hooks.h (hook_bool_FILEptr_rtx_false): Declare.
5117
5118 2011-10-06  David S. Miller  <davem@davemloft.net>
5119
5120         * config/sparc/sparc.md (popcount<mode>2, clz<mode>2): Split up into...
5121         (popcountdi2, popcountsi2, clzdi2, clzsi2): Explicit expanders, in the
5122         SI mode 64-bit code gen case explicitly zero-extend and truncate.
5123         (*popcount<mode>_sp64): Split up into...
5124         (*popcountdi_sp64, *popcountsi_64): Explicit instantiations, and in the
5125         SImode case use truncate.
5126         (*clzsi_sp64): Rewrite to use truncate, and let the expander emit the
5127         subtract so the compiler can optimize it.
5128         (SIDI): Remove unused mode iterator.
5129
5130 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
5131
5132         * function.c (thread_prologue_and_epilogue_insns): Emit split prologue
5133         on the orig_entry_edge. Don't account for it in prologue_clobbered.
5134
5135 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
5136
5137         PR tree-optimization/50596
5138         * tree-vectorizer.h (vect_is_simple_cond): New prototype.
5139         (NUM_PATTERNS): Change to 6.
5140         * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): New
5141         function.
5142         (vect_vect_recog_func_ptrs): Add vect_recog_mixed_size_cond_pattern.
5143         (vect_mark_pattern_stmts): Don't create stmt_vinfo for def_stmt
5144         if it already has one, and don't set STMT_VINFO_VECTYPE in it
5145         if it is already set.
5146         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Handle
5147         COND_EXPR in pattern stmts.
5148         (vect_is_simple_cond): No longer static.
5149
5150 2001-10-06  Richard Henderson  <rth@redhat.com>
5151
5152         * config/i386/i386.c (ix86_expand_vshuffle): Add AVX2 support.
5153         * config/i386/sse.md (sseshuffint): Remove.
5154         (sseintvecmode): Support V16HI, V8HI, V32QI, V16QI.
5155         (VSHUFFLE_AVX2): New mode iterator.
5156         (vshuffle<mode>): Use it.
5157         (avx_vec_concat<V_256>): Rename from *vec_concat<V_256>_avx.
5158
5159         * config/i386/i386.c (ix86_expand_sse_movcc): Use correct mode
5160         for vector_all_ones_operand.
5161         (ix86_expand_int_vcond): Distinguish between comparison mode
5162         and data mode.  Allow them to differ.
5163         (ix86_expand_vshuffle): Don't force data mode to match maskmode.
5164
5165 2001-10-06  Richard Henderson  <rth@redhat.com>
5166
5167         * optabs.c (expand_vec_shuffle_expr): Use the proper mode for the
5168         mask operand.  Tidy the code.
5169
5170 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
5171
5172         * tree-vect-patterns.c (vect_pattern_recog_1): Use
5173         vect_recog_func_ptr typedef for the first argument.
5174         (vect_pattern_recog): Rename vect_recog_func_ptr variable
5175         to vect_recog_func, use vect_recog_func_ptr typedef for it.
5176
5177         PR tree-optimization/49279
5178         * tree-ssa-structalias.c (find_func_aliases): Don't handle
5179         CAST_RESTRICT.
5180         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Allow
5181         restrict propagation.
5182         * tree-ssa.c (useless_type_conversion_p): Don't return false
5183         if TYPE_RESTRICT differs.
5184
5185 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
5186
5187         * function.c (thread_prologue_and_epilogue_insns): Build a vector
5188         of unconverted simple return blocks rather than trying to
5189         recompute them later based on bb_flags bitmap tests.
5190
5191 2011-10-06  Michael Matz  <matz@suse.de>
5192
5193         * tree-flow.h (get_var_ann): Don't declare.
5194         * tree-flow-inline.h (get_var_ann): Remove.
5195         (set_is_used): Use var_ann, not get_var_ann.
5196         * tree-dfa.c (add_referenced_var): Inline body of get_var_ann.
5197         * tree-profile.c (gimple_gen_edge_profiler): Call
5198         find_referenced_var_in.
5199         (gimple_gen_interval_profiler): Ditto.
5200         (gimple_gen_pow2_profiler): Ditto.
5201         (gimple_gen_one_value_profiler): Ditto.
5202         (gimple_gen_average_profiler): Ditto.
5203         (gimple_gen_ior_profiler): Ditto.
5204         (gimple_gen_ic_profiler): Ditto plus call add_referenced_var.
5205         (gimple_gen_ic_func_profiler): Call add_referenced_var.
5206         * tree-mudflap.c (execute_mudflap_function_ops): Call
5207         add_referenced_var.
5208
5209 2011-10-06  Jakub Jelinek  <jakub@redhat.com>
5210
5211         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): For lhs
5212         don't set SSA_NAME_DEF_STMT that has been already set by
5213         gimple_build_assign_with_ops.
5214         (vect_recog_pow_pattern, vect_recog_widen_sum_pattern,
5215         vect_operation_fits_smaller_type, vect_recog_over_widening_pattern):
5216         Likewise.
5217
5218         * tree.h (avoid_folding_inline_builtin): New prototype.
5219         * builtins.c (avoid_folding_inline_builtin): No longer static.
5220         * gimple-fold.c (gimple_fold_builtin): Give up if
5221         avoid_folding_inline_builtin returns true.
5222
5223 2011-10-06  Richard Guenther  <rguenther@suse.de>
5224
5225         * tree-vect-generic.c (vector_element): Look at previous
5226         generated results.
5227
5228 2011-10-06  David Edelsohn  <dje.gcc@gmail.com>
5229
5230         PR target/39950
5231         * config/rs6000/aix.h (TARGET_OS_AIX_CPP_BUILTINS): Define
5232         __powerpc__, __PPC__, __unix__.
5233
5234 2011-10-06  Michael Matz  <matz@suse.de>
5235
5236         * i386/i386.opt (recip_mask, recip_mask_explicit,
5237         x_recip_mask_explicit): New variables and cl_target member.
5238         (mrecip=): New option.
5239         * i386/i386.h (RECIP_MASK_DIV, RECIP_MASK_SQRT, RECIP_MASK_VEC_DIV,
5240         RECIP_MASK_VEC_SQRT, RECIP_MASK_ALL, RECIP_MASK_NONE): New bitmasks.
5241         (TARGET_RECIP_DIV, TARGET_RECIP_SQRT, TARGET_RECIP_VEC_DIV,
5242         TARGET_RECIP_VEC_SQRT): New tests.
5243         * i386/i386.md (divsf3): Check TARGET_RECIP_DIV.
5244         (sqrt<mode>2): Check TARGET_RECIP_SQRT.
5245         * i386/sse.md (div<mode>3): Check TARGET_RECIP_VEC_DIV.
5246         (sqrt<mode>2): Check TARGET_RECIP_VEC_SQRT.
5247         * i386/i386.c (ix86_option_override_internal): Set recip_mask
5248         for -mrecip and -mrecip=options.
5249         (ix86_function_specific_save): Save recip_mask_explicit.
5250         (ix86_function_specific_restore): Restore recip_mask_explicit.
5251
5252         * doc/invoke.texi (ix86 Options): Document the new option.
5253
5254 2011-10-06  Bernd Schmidt  <bernds@codesourcery.com>
5255
5256         PR target/49049
5257         * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
5258
5259 2011-10-06  Ulrich Weigand  <ulrich.weigand@linaro.org>
5260
5261         PR target/50305
5262         * config/arm/arm.c (arm_legitimize_reload_address): Recognize
5263         output of a previous pass through legitimize_reload_address.
5264         Do not attempt to optimize addresses if the base register is
5265         equivalent to a constant.
5266
5267 2011-10-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5268
5269         * function.c (thread_prologue_and_epilogue_insns): Mark
5270         last_bb_active as possibly unused.  It is unused for targets which
5271         do neither have "return" nor "simple_return" expanders.
5272
5273 2011-10-06  Richard Guenther  <rguenther@suse.de>
5274
5275         * fold-const.c (fold_ternary_loc): Also fold non-constant
5276         vector CONSTRUCTORs.  Make more efficient.
5277         * tree-ssa-dom.c (cprop_operand): Don't handle virtual operands.
5278         (cprop_into_stmt): Don't propagate into virtual operands.
5279         (optimize_stmt): Really dump original statement.
5280
5281 2011-10-06  Nick Clifton  <nickc@redhat.com>
5282
5283         * config/rx/rx.md (smin3): Revert previous delta.
5284
5285 2011-10-06  Richard Guenther  <rguenther@suse.de>
5286
5287         PR tree-optimization/38884
5288         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial
5289         reads from aggregate SSA names.
5290
5291 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
5292
5293         * tree-vect-patterns.c (vect_pattern_recog_1): Add stmts_to_replace
5294         argument, truncate it at the beginning instead of allocating there
5295         and freeing at the end.
5296         (vect_pattern_recog): Allocate stmts_to_replace here and free at end,
5297         pass its address to vect_pattern_recog_1.
5298
5299 2011-10-05  David S. Miller  <davem@davemloft.net>
5300
5301         * config/sparc/sparc.opt (POPC): New option.
5302         * doc/invoke.texi: Document it.
5303         * config/sparc/sparc.c (sparc_option_override): Enable MASK_POPC by
5304         default on Niagara-2 and later.
5305         * config/sparc/sparc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5306         * config/sparc/sparc.md (SIDI): New mode iterator.
5307         (ffsdi2): Delete commented out pattern and comments.
5308         (popcount<mode>2, clz<mode>2): New expanders.
5309         (*popcount<mode>_sp64, popcountsi_v8plus, popcountdi_v8plus,
5310         *clzdi_sp64, clzdi_v8plus, *clzsi_sp64, clzsi_v8plus): New insns.
5311
5312 2011-10-06  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
5313
5314         PR middle-end/50607
5315         * c-tree.h (c_expr_t): New typedef for struct c_expr.
5316         (C_EXPR_APPEND): New macro.
5317         * c-parser.c (c_parser_get_builtin_args): Preserve
5318         original_tree_code of c_expr structure.
5319         (c_parser_postfix_expression): Adjust to the new function.
5320
5321 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5322
5323         * function.c (thread_prologue_and_epilogue_insns): Don't shrink-wrap
5324         if profiling after the prologue.
5325
5326 2011-10-05  Jakub Jelinek  <jakub@redhat.com>
5327
5328         PR tree-optimization/50613
5329         * tree-ssa-strlen.c (find_equal_ptrs): If CASE_CONVERT
5330         operand is ADDR_EXPR, fallthru into ADDR_EXPR handling,
5331         and if it is neither that not SSA_NAME, give up.
5332
5333 2011-10-05  Richard Henderson  <rth@redhat.com>
5334
5335         * tree-vect-generic.c (vector_element): Never fail.  Use
5336         build_zero_cst.  Tidy up type references.
5337         (lower_vec_shuffle): Never fail.  Mask shuffle indicies.  Reduce
5338         code duplication.  Do update_stmt here ...
5339         (expand_vector_operations_1): ... not here.
5340
5341         * config/i386/i386.c (ix86_expand_vshuffle): Never fail.  Handle
5342         TARGET_XOP.  Fix pshufb constant vector creation.  Reduce code
5343         duplication.  Handle V2DI without SSE4.1.
5344         * config/i386/i386-protos.h (ix86_expand_vshuffle): Update decl.
5345         * config/i386/i386.md (vshuffle<V_128>): Remove assert for ok.
5346
5347 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
5348
5349         * config/i386/i386.c (distance_non_agu_define): Simplify calculation
5350         of "found".  Simplify return value calculation.
5351         (distance_agu_use): Ditto.
5352
5353 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5354
5355         PR bootstrap/50621
5356         * config/i386/i386.c (ix86_add_cfa_restore_note): Omit notes only
5357         if the function was not shrink-wrapped.
5358         (ix86_expand_epilogue): Ensure queued cfa_adjust notes are attached
5359         to an insn.
5360         * function.c (thread_prologue_and_epilogue_insns): Make sure the
5361         shrink_wrapped flag is set even if there is no dump file.
5362
5363 2011-10-05  DJ Delorie  <dj@redhat.com>
5364             Nick Clifton  <nickc@redhat.com>
5365
5366         * config/rx/rx.opt (mpid): Define.
5367         * config/rx/t-rx (MULTILIB_OPTIONS): Add -mpid
5368         (MULTILIB_DIRNAMES): Add pid.
5369         * config/rx/rx.c (rx_gp_base_regnum_val, rx_pid_base_regnum_val)
5370         (rx_num_interrupt_regs): New variable.
5371         (rx_gp_base_regnum): New function.  Returns the number of the
5372         small data area register.
5373         (rx_pid_base_regnum): New function.  Returns the number of the pid
5374         base register.
5375         (rx_decl_for_addr): New function.  Returns the symbolic part of a MEM.
5376         (rx_pid_data_operand): New function.  Returns whether an object is
5377         in the position independent data area.
5378         (rx_legitimize_address): New function.  Puts undecided PID
5379         objects in the PID data area.
5380         (rx_is_legitimate_address): Add support for PID operands.
5381         (rx_print_operand_address): Likewise.
5382         (rx_print_operand): Likewise.
5383         (rx_maybe_pidify_operand): New function.  Determine if an operand
5384         is suitable for PID addressing.
5385         (rx_gen_move_template): Add PID support.
5386         (rx_conditional_register_usage): Likewise.
5387         (rx_option_override): Initialise rx_num_interrupt_regs.
5388         (rx_is_legitimate_constant): Add support for PID constants.
5389         (TARGET_LEGITIMIZE_ADDRESS): Define.
5390         * config/rx/constraints.md (Rpid): Define.
5391         (Rpda): Define.
5392         * config/rx/rx.md (UNSPEC_PID_ADDR): Define.
5393         (tablejump): Add PID support.
5394         (mov<>): Likewise.
5395         (mov<>_internal): Likewise.
5396         (addsi3): Convert to an expander.  Add PID support.
5397         (pid_addr): New pattern.
5398         * config/rx/rx.h (CPP_SPEC): Define.
5399         (ASM_SPEC): Pass -mpid and -mint-register on to assembler.
5400         (CASE_VECTOR_PC_RELATIVE): Define.
5401         (JUMP_TABLES_IN_TEXT_SECTION): Enable for PID mode.
5402         * config/rx/rx-protos.h (rx_maybe_pidify_operand): Prototype.
5403         * doc/invoke.texi (RX Options): Document -mpid command line option.
5404
5405 2011-10-05  Richard Guenther  <rguenther@suse.de>
5406
5407         PR tree-optimization/38885
5408         * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial reads
5409         from constants.
5410
5411 2011-10-05  Bernd Schmidt  <bernds@codesourcery.com>
5412
5413         * doc/invoke.texi (-fshrink-wrap): Document.
5414         * opts.c (default_options_table): Add it.
5415         * common.opt (fshrink-wrap): Add.
5416         * function.c (emit_return_into_block): Remove useless declaration.
5417         (record_hard_reg_uses_1, record_hard_reg_uses, frame_required_for_rtx,
5418         requires_stack_frame_p, gen_return_pattern): New static functions.
5419         (emit_return_into_block): New arg simple_p.  All callers changed.
5420         Use gen_return_pattern.
5421         (thread_prologue_and_epilogue_insns): Implement shrink-wrapping.
5422         * config/i386/i386.md (return): Expand into a simple_return.
5423         (simple_return): New expander):
5424         (simple_return_internal, simple_return_internal_long,
5425         simple_return_pop_internal_long, simple_return_indirect_internal):
5426         Renamed from return_internal, return_internal_long,
5427         return_pop_internal_long and return_indirect_internal; changed to use
5428         simple_return.
5429         * config/i386/i386.c (ix86_expand_epilogue): Adjust to expand
5430         simple returns.
5431         (ix86_pad_returns): Likewise.
5432         * function.h (struct rtl_data): Add member shrink_wrapped.
5433         * cfgcleanup.c (outgoing_edges_match): If shrink-wrapped, edges that
5434         are not jumps or sibcalls can't be compared.
5435
5436 2011-10-05  Richard Guenther  <rguenther@suse.de>
5437
5438         * tree-ssa-sccvn.c (vn_get_expr_for): Handle CONSTRUCTOR of
5439         vector type.
5440         (simplify_unary_expression): Handle BIT_FIELD_REFs.
5441         (try_to_simplify): Handle BIT_FIELD_REFs.
5442
5443 2011-10-05  Georg-Johann Lay  <avr@gjlay.de>
5444
5445         * config/avr/avr-protos.h (avr_out_addto_sp): New prototype.
5446         * config/avr/avr.c (avr_out_addto_sp): New function.
5447         (adjust_insn_length): Handle ADJUST_LEN_ADDTO_SP.
5448         * config/avr/avr.md (adjust_len): Add "addto_sp".
5449         (*movhi_sp): Remove insn.
5450         (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): Merge to *addhi3_sp_R.
5451
5452 2011-10-05  Richard Guenther  <rguenther@suse.de>
5453
5454         * gimple-fold.c (gimple_fold_stmt_to_constant_1): For ternary ops
5455         with an embedded expression valueize and fold that as well.
5456         * tree-ssa-sccvn.c (try_to_simplify): Also allow SSA name
5457         results from gimple_fold_stmt_to_constant_1.
5458
5459 2011-10-05  Nick Clifton  <nickc@redhat.com>
5460
5461         * config/rx/rx.md (tablejump): Add missing label.
5462         (adddi3_internal): Mark operand 0 as early-clobbered.
5463         (smaxsi3): Revert previous delta.
5464         (adc_internal): Fix whitespace in generated asm.
5465         (adc_flags): Likewise.
5466
5467 2011-10-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5468
5469         * expmed.c (expand_mult_highpart_optab): Replace optab_handler
5470         with the new widening_optab_handler.
5471
5472 2011-10-05  Richard Guenther  <rguenther@suse.de>
5473
5474         PR tree-optimization/50609
5475         * gimple-fold.c (fold_array_ctor_reference): Also handle
5476         vector typed constructors.
5477         (fold_ctor_reference): Dispatch to fold_array_ctor_reference
5478         for vector typed constructors.
5479
5480 2011-10-05  Uros Bizjak  <ubizjak@gmail.com>
5481
5482         * config/i386/i386.c (ix86_emit_binop): New static function.
5483         (ix86_split_lea_for_addr): Use ix86_emit_binop to emit add and shl
5484         instructions.
5485         (x86_output_mi_thunk): Use ix86_emit_binop to emit add instructions.
5486
5487 2011-10-04  David S. Miller  <davem@davemloft.net>
5488
5489         * config/sparc/sparc.md (UNSPEC_FHADD, UNSPEC_FHSUB,
5490         UNSPEC_XMUL): New unspecs.
5491         (muldi3_v8plus): Use output_v8plus_mult.
5492         (*naddsf3, *nadddf3, *nmulsf3, *nmuldf3, *nmuldf3_extend):
5493         New VIS 3.0 combiner patterns.
5494         (fhaddsf_vis, fhadddf_vis, fhsubsf_vis, fhsubdf_vis,
5495         fnhaddsf_vis, fnhaddf_vis, umulxhi_vis, *umulxhi_sp64,
5496         umulxhi_v8plus, xmulx_vis, *xmulx_sp64, xmulx_v8plus,
5497         xmulxhi_vis, *xmulxhi_sp64, xmulxhi_v8plus): New VIS 3.0
5498         builtins patterns.
5499         * config/sparc/sparc.c (sparc_vis_init_builtins): Emit new builtins.
5500         (output_v8plus_mult): New function.
5501         * config/sparc/sparc-protos.h: Declare it.
5502         * config/sparc/visintrin.h (__vis_fhadds, __vis_fhaddd,
5503         __vis_fhsubs, __vis_fhsubd, __vis_fnhadds, __vis_fnhaddd,
5504         __vis_umulxhi, __vis_xmulx, __vis_xmulxhi): New intrinsics.
5505         * doc/extend.texi: Document new builtins.
5506
5507 2011-10-04  Richard Henderson  <rth@redhat.com>
5508
5509         * c-typeck.c (c_build_vec_shuffle_expr): Fix uninitialized variable.
5510         Avoid save_expr unless two_arguments.
5511
5512 2011-10-04  Ozkan Sezer  <sezeroz@gmail.com>
5513
5514         * config/i386/mingw-w64.h (CPP_SPEC): Rename _REENTRANCE to _REENTRANT.
5515         * config/i386/mingw32.h (CPP_SPEC): Likewise.
5516
5517 2011-10-04  David S. Miller  <davem@davemloft.net>
5518
5519         * config/sparc/driver-sparc.c (cpu_names): Fix string for supersparc
5520         under Linux.
5521
5522 2011-10-04  Jakub Jelinek  <jakub@redhat.com>
5523
5524         PR tree-optimization/50604
5525         * builtins.c (fold_builtin_strcpy, fold_builtin_stpcpy,
5526         fold_builtin_strncpy, fold_builtin_stxcpy_chk): Ensure
5527         last argument to memcpy has size_type_node type instead of ssizetype.
5528         * tree-ssa-strlen.c (handle_builtin_memcpy): Use size_type_node
5529         instead of TREE_TYPE (len) as type for newlen.
5530
5531         PR tree-optimization/50522
5532         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Don't test
5533         TYPE_RESTRICT.
5534         (ptr_derefs_may_alias_p): Call pt_solutions_same_restrict_base
5535         unconditionally.
5536
5537         * fold-const.c (fold_unary_loc): Don't optimize
5538         POINTER_PLUS_EXPR casted to TYPE_RESTRICT pointer by
5539         casting the inner pointer if it isn't TYPE_RESTRICT.
5540         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't through
5541         casts from non-TYPE_RESTRICT pointer to TYPE_RESTRICT pointer.
5542
5543 2011-10-04  Joseph Myers  <joseph@codesourcery.com>
5544
5545         * config.gcc (i[34567]86-*-elf*, x86_64-*-elf*): Use i386/t-crtstuff.
5546
5547 2011-10-04  Jan Hubicka  <jh@suse.cz>
5548
5549         * lto-streamer.h (lto_input_toplevel_asms): Add order_base parameter.
5550         * lto-streamer-in.c (lto_input_toplevel_asms): Stream in order.
5551         * lto-streamer-out.c (lto_output_toplevel_asms): Stream out order.
5552         * lto-cgraph.c (order_base): New static var.
5553         (lto_output_node): Stream in order.
5554         (lto_output_varpool_node): Stream out order.
5555         (input_node): Stream in order.
5556         (input_varpool_node): Stream out order.
5557         (input_cgraph_1): Initialize order base; update call of
5558         lto_input_toplevel_asms.
5559
5560 2011-10-04  Georg-Johann Lay  <avr@gjlay.de>
5561
5562         PR target/50566
5563         * config/avr/avr-protos.h (avr_legitimize_reload_address): New
5564         prototype.
5565         * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Copy worker code
5566         from here...
5567         * config/avr/avr.c (avr_legitimize_reload_address) ...to this new
5568         function.  Log if avr_log.legitimize_reload_address.
5569
5570 2011-10-04  Eric Botcazou  <ebotcazou@adacore.com>
5571
5572         * config/sparc/sparc.c (sparc_fold_builtin): Use a sequence of tests.
5573
5574 2011-10-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5575
5576         * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
5577         variables.  Fix second operand of DR.  Swap inputs for sdiv_qrnnd.
5578
5579 2011-10-03  David S. Miller  <davem@davemloft.net>
5580
5581         * config/sparc/sparc.md (fpack16_vis, fpackfix_vis, fpack32_vis): Make
5582         GSR_REG an input operand to UNSPEC instead of a parallel USE.
5583         (faligndata<V64I:mode>_vis): Likewise and use DI mode.
5584         (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis, alignaddrldi_vis):
5585         Reference GSR_REG in DI mode, simplify convoluted expressions by using
5586         zero_extract.
5587         (bshuffle<V64I:mode>_vis): Reference GSR_REG in DI mode.
5588
5589 2011-10-03  Maxim Kuvyrkov  <maxim@codesourcery.com>
5590
5591         * tree-eh.c (remove_unreachable_handlers): Obvious cleanup.
5592
5593 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
5594             Ian Lance Taylor  <iant@google.com>
5595
5596         * godump.c (go_output_typedef): Support printing enum values that
5597         don't fit in a signed HOST_WIDE_INT.
5598
5599 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
5600
5601         * config/cris/cris.c (cris_output_addr_const_extra): Make static.
5602         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5603         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5604         * config/cris/cris-protos.h (cris_output_addr_const_extra): Remove.
5605
5606 2011-10-03  Anatoly Sokolov  <aesok@post.ru>
5607
5608         * config/m68k/m68k.c (m68k_output_addr_const_extra): Make static.
5609         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5610         * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5611         * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Remove.
5612
5613 2011-10-03  Steve Ellcey  <sje@cup.hp.com>
5614
5615         PR target/49967
5616         * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
5617         (gcc_cv_ld_static_option): Ditto.
5618         (gcc_cv_ld_dynamic_option): Ditto.
5619         * configure: Regenerate.
5620
5621 2011-10-03  David S. Miller  <davem@davemloft.net>
5622
5623         * config/sparc/sparc.md (bmask<P:mode>_vis): Split into explicit 'di'
5624         and 'si' patterns which describe the GSR changes explicitly in the
5625         RTL using zero_extract.
5626         (bshuffle<V64I:mode>_vis): Put the GSR use inside of the unspec.
5627
5628         * config/sparc/sparc.md (bshuffle<V64I:mode>_vis): Don't wrap
5629         GSR_REG in a USE, since it's now a true arg to the UNSPEC.
5630
5631 2011-10-03  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
5632
5633         * optabs.c (expand_vec_shuffle_expr_p): New function. Checks
5634         if given expression can be expanded by the target.
5635         (expand_vec_shuffle_expr): New function. Expand VEC_SHUFFLE_EXPR
5636         using target vector instructions.
5637         * optabs.h: New optab vshuffle.
5638         (expand_vec_shuffle_expr_p): New prototype.
5639         (expand_vec_shuffle_expr): New prototype.
5640         (vshuffle_optab): New optab.
5641         * genopinit.c: Adjust to support vecshuffle.
5642         * c-tree.h (c_build_vec_shuffle_expr): New prototype.
5643         * expr.c (expand_expr_real_2): Adjust.
5644         * c-typeck.c: (c_build_vec_shuffle_expr): Build a VEC_SHUFFLE_EXPR
5645         recognizing the cases of two and three arguments.
5646         (convert_arguments) (build_binary_op)
5647         (scalar_to_vector) (build_array_ref): Spurious whitespace.
5648         * gimplify.c (gimplify_exp): Adjusted to support VEC_SHUFFLE_EXPR.
5649         * tree.def: New tree code VEC_SHUFFLE_EXPR.
5650         * tree-inline.c (estimate_operator_cost): Recognize VEC_SHUFFLE_EXPR.
5651         * tree-vect-generic.c (vector_element): New function. Returns an
5652         element of the vector at the given position.
5653         (lower_vec_shuffle): Checks if VEC_SHUFLLE_EXPR is supported
5654         by the backend or expand an expression piecewise.
5655         (expand_vector_operations_1): Adjusted.
5656         (gate_expand_vector_operations_noop): New gate function.
5657         * Makefile.in (tree-vect-generic.o): New include.
5658         * gimple.c (get_gimple_rhs_num_ops): Adjust.
5659         * tree-cfg.c (verify_gimple_assign_trenary): Verify VEC_SHUFFLE_EXPR.
5660         * passes.c: Move veclower down.
5661         * tree-pretty-print.c (dump_generic_node): Recognize
5662         VEC_SHUFFLE_EXPR as valid expression.
5663         * c-parser.c (c_parser_get_builtin_args): Helper function for the
5664         builtins with variable number of arguments.
5665         (c_parser_postfix_expression): Use a new helper function for
5666         RID_CHOOSE_EXPR, RID_BUILTIN_COMPLEX and RID_BUILTIN_SHUFFLE.
5667         * tree-ssa-operands: Adjust.
5668         * c-family/c-common.c: New __builtin_shuffle keyword.
5669         * c-family/c-common.h: New __builtin_shuffle keyword.
5670         * gcc/doc/extend.texi: Adjust.
5671
5672         * gcc/config/i386/sse.md: (sseshuffint) New mode_attr.  Correspondence
5673         between the vector and the type of the mask when shuffling.
5674         (vecshuffle<mode>): New expansion.
5675         * gcc/config/i386/i386-protos.h (ix86_expand_vshuffle): New prototype.
5676         * gcc/config/i386/i386.c (ix86_expand_vshuffle): New function.
5677         (ix86_vectorize_builtin_vec_perm_ok): Adjust.
5678
5679 2011-10-03  Jakub Jelinek  <jakub@redhat.com>
5680
5681         PR tree-optimization/50587
5682         * tree-ssa-reassoc.c (init_range_entry): Stop iterating when
5683         arg0 is not a SSA_NAME.
5684
5685 2011-10-03  Richard Sandiford  <rdsandiford@googlemail.com>
5686
5687         * ipa-inline-analysis.c (MAX_TIME): Update comment.
5688
5689 2011-10-02  Richard Henderson  <rth@redhat.com>
5690             David S. Miller  <davem@davemloft.net>
5691
5692         * config/sparc/sparc.md (ashlsi3, *ashldi3_sp64): Remove
5693         conditional insn type setting, we always emit a shift.
5694         (*ashlsi3_extend, *lshrsi3_extend0): New patterns.
5695         (*lshrsi3_extend): Rename to *lshrsi3_extend1.
5696         * config/sparc/predicates.md (const_one_operand): Delete.
5697
5698 2011-10-02  Gerald Pfeifer  <gerald@pfeifer.com>
5699
5700         * invoke.texi (SPARC Options): Refer to GNU/Linux.
5701
5702 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
5703
5704         * config/mips/mips.c (mips_frame_barrier): New function.
5705         (mips_expand_prologue): Call it after allocating stack space.
5706         (mips_deallocate_stack): New function.
5707         (mips_expand_epilogue): Call mips_frame_barrier and
5708         mips_deallocate_stack.
5709
5710 2011-10-02  Richard Sandiford  <rdsandiford@googlemail.com>
5711
5712         PR target/49696
5713         * config/mips/sync.md (sync_<optab>_12): Allow zero operands.
5714         (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5715         (sync_old_nand_12, sync_new_nand_12, test_and_set_12): Likewise.
5716
5717 2011-10-02  Jan Hubicka  <jh@suse.cz>
5718
5719         * cgraphunit.c (verify_edge_count_and_frequency): Bounds check.
5720
5721         * cgraphunit.c (ipa_passes): Remove unrechable nodes.
5722         * lto-streamer-out.c (produce_symtab): Skip unused extern declarations.
5723         * ipa.c (cgraph_remove_unreachable_nodes): Do not assume that external
5724         functions are reachable when address is taken.
5725         * tree-sra.c (modify_function): Free dominance info.
5726
5727 2011-10-02  Jan Hubicka  <jh@suse.cz>
5728
5729         * ipa-inline-analysis.c (inline_summary_alloc): Bounds check.
5730
5731         * ipa-inline-analysis.c (reset_inline_edge_summary): New function.
5732         (reset_inline_summary): New function.
5733         (compute_inline_parameters, inline_node_removal_hook,
5734         inline_edge_removal_hook): Use it.
5735         (inline_free_summary): Reset holders correctly.
5736         (inline_generate_summary): Free summary before computing it.
5737
5738 2011-10-02  Paolo Carlini  <paolo.carlini@oracle.com>
5739
5740         PR preprocessor/36819
5741         * incpath.c (merge_include_chains): Call free_path on
5742         heads[QUOTE] and tails[QUOTE].
5743
5744 2011-10-02  Jan Hubicka  <jh@suse.cz>
5745
5746         PR lto/47247
5747         * lto-symtab.c (lto_symtab_resolve_symbols): Do not resolve
5748         when resolution is already availbale from plugin.
5749         (lto_symtab_merge_decls_1): Handle LDPR_PREVAILING_DEF_IRONLY_EXP.
5750         * cgraph.c (ld_plugin_symbol_resolution): Add
5751         prevailing_def_ironly_exp.
5752         * lto-cgraph.c (LDPR_NUM_KNOWN): Update.
5753         * ipa.c (varpool_externally_visible_p): IRONLY variables are never
5754         externally visible.
5755         * varasm.c (resolution_to_local_definition_p): Add
5756         LDPR_PREVAILING_DEF_IRONLY_EXP.
5757         (resolution_local_p): Likewise.
5758
5759 2011-10-01  David S. Miller  <davem@davemloft.net>
5760
5761         * config/sparc/sparc.opt (VIS3): New option.
5762         * doc/invoke.texi: Document it.
5763         * config/sparc/sparc.h: Force TARGET_VIS3 to zero if assembler is
5764         not capable of such instructions.
5765         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
5766         to 0x300 when TARGET_VIS3.
5767         * config/sparc/sparc-modes.def: Create 16-byte vector modes.
5768         * config/sparc/sparc.md (UNSPEC_CMASK8, UNSPEC_CMASK16, UNSPEC_CMASK32,
5769         UNSPEC_FCHKSM16, UNSPEC_PDISTN, UNSPC_FUCMP): New unspecs.
5770         (V64N8, VASS): New mode iterators.
5771         (vis3_shift, vis3_addsub_ss): New code iterators.
5772         (vbits, vconstr): New mode attributes.
5773         (vis3_shift_insn, vis3_addsub_ss_insn): New code attributes.
5774         (cmask8<P:mode>_vis, cmask16<P:mode>_vis, cmask32<P:mode>_vis,
5775         fchksm16_vis, <vis3_shift_insn><vbits>_vis, pdistn<mode>_vis,
5776         fmean16_vis, fpadd64_vis, fpsub64_vis,
5777         <vis3_addsub_ss_insn><vbits>_vis, fucmp<code>8<P:mode>_vis): New
5778         VIS 3.0 instruction patterns.
5779         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS3 by
5780         default when targetting capable cpus.  TARGET_VIS3 implies
5781         TARGET_VIS2 and TARGET_VIS, and clear them when TARGET_FPU is disabled.
5782         (sparc_vis_init_builtins): Emit new VIS 3.0 builtins.
5783         (sparc_fold_builtin): Do not eliminate cmask{8,16,32} when result
5784         is ignored.
5785         * config/sparc/visintrin.h (__vis_cmask8, __vis_cmask16,
5786         __vis_cmask32, __vis_fchksm16, __vis_fsll16, __vis_fslas16,
5787         __vis_fsrl16, __vis_fsra16, __vis_fsll32, __vis_fslas32,
5788         __vis_fsrl32, __vis_fsra32, __vis_pdistn, __vis_fmean16,
5789         __vis_fpadd64, __vis_fpsub64, __vis_fpadds16, __vis_fpadds16s,
5790         __vis_fpsubs16, __vis_fpsubs16s, __vis_fpadds32, __vis_fpadds32s,
5791         __vis_fpsubs32, __vis_fpsubs32s, __vis_fucmple8, __vis_fucmpne8,
5792         __vis_fucmpgt8, __vis_fucmpeq8): New VIS 3.0 interfaces.
5793         * doc/extend.texi: Document new VIS 3.0 builtins.
5794
5795 2011-10-01  Eric Botcazou  <ebotcazou@adacore.com>
5796
5797         * ira-color.c (assign_hard_reg): Fix typo.
5798
5799 2011-09-30  H.J. Lu  <hongjiu.lu@intel.com>
5800
5801         * doc/extend.texi: Add missing ','.
5802
5803 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5804
5805         * common/config/c6x/c6x-common.c (c6x_option_optimization_table):
5806         Enable -fmodulo-sched at -O2 and above.
5807         * config/c6x/c6x.md (doloop_end): New expander.
5808         (mvilc, sploop, spkernel, loop_end): New patterns.
5809         (loop_end with memory destination splitter): New.
5810         * config/c6x/c6x.c: Include "hw-doloop.h".
5811         (enum unitreqs): New.
5812         (unit_req_table): New typedef.
5813         (unit_reqs): New static variable.
5814         (unit_req_factor, get_unit_reqs, count_unit_reqs, merge_unit_reqs,
5815         res_mii, split_delayed_nonbranch, undo_split_delayed_nonbranch,
5816         hwloop_pattern_reg, bb_earliest_end_cycle, filter_insns_above,
5817         hwloop_optimize, hwloop_fail, c6x_hwloops): New static functions.
5818         (struct c6x_sched_context): New member last_scheduled_iter0.
5819         (init_sched_state): Initialize it.
5820         (c6x_variable_issue): Update it.
5821         (sploop_max_uid_iter0): New static variable.
5822         (c6x_sched_reorder_1): Be careful about issuing sploop.
5823         (c6x_reorg): Call c6x_hwlooops before the final schedule.
5824
5825 2011-09-30  Georg-Johann Lay  <avr@gjlay.de>
5826
5827         PR target/50566
5828         * config/avr/avr-protos.h (avr_log_t): New field address_cost.
5829         * config/avr/avr.c (avr_address_cost): Use it.
5830         * config/avr/avr-log.c (avr_log_set_avr_log): Initialize it.
5831         (avr_log_vadump): Unknown %-codes finish printing.
5832
5833 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
5834
5835         PR inline-asm/50571
5836         * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
5837         input constraints allow mem and not reg, pass true instead of
5838         false as second argument to maybe_fold_reference.
5839
5840         PR tree-optimization/46309
5841         * fold-const.c (make_range, merge_ranges): Remove prototypes.
5842         (make_range_step): New function.
5843         (make_range): Use it.
5844         * tree.h (make_range_step): New prototypes.
5845         * Makefile.in (tree-ssa-reassoc.o): Depend on $(DIAGNOSTIC_CORE_H).
5846         * tree-ssa-reassoc.c: Include diagnostic-core.h.
5847         (struct range_entry): New type.
5848         (init_range_entry, range_entry_cmp, update_range_test,
5849         optimize_range_tests): New functions.
5850         (reassociate_bb): Call optimize_range_tests.
5851
5852 2011-09-30  Jakub Jelinek  <jakub@redhat.com>
5853             Richard Guenther  <rguenther@suse.de>
5854
5855         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Handle
5856         BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
5857         * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.  Fix
5858         handling of BUILT_IN_STRNCAT and BUILT_IN_STRNCAT_CHK.
5859         (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
5860         BUILT_IN_STRNCAT, BUILT_IN_STRCAT_CHK and BUILT_IN_STRNCAT_CHK.
5861
5862 2011-09-30  Jan Beulich  <jbeulich@suse.com>
5863
5864         * lto-cgraph.c (output_cgraph): Remove processing of
5865         'cgraph_asm_nodes', call lto_output_toplevel_asms() instead.
5866         (input_cgraph_1): Remove loop calling cgraph_add_asm_node(), call
5867         lto_input_toplevel_asms() instead.
5868         * lto-section-in.c (lto_section_name): Add "asm" entry.
5869         * lto-streamer-in.c (lto_input_toplevel_asms): New.
5870         * lto-streamer-out.c (lto_output_toplevel_asms): New.
5871         * lto-streamer.h (LTO_minor_version): Bump.
5872         (enum lto_section_type): Add LTO_section_asm.
5873         (struct lto_asm_header): New.
5874         (lto_input_toplevel_asms, lto_output_toplevel_asms): Declare.
5875         * tree-streamer.h (streamer_write_string_cst): Declare.
5876         * tree-streamer-out.c (write_string_cst): Rename to
5877         streamer_write_string_cst and make global. Handle incoming string
5878         being NULL.
5879         (streamer_write_tree_header): Adjust call to renamed function.
5880
5881 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5882
5883         * haifa-sched.c (modulo_ii, modulo_max_states, modulo_n_insns,
5884         modulo_insns_scheduled, modulo_iter0_max_uid, modulo_backtracks_left,
5885         modulo_last_stage): New static variables.
5886         (set_modulo_params, discard_delay_pairs_above): New functions.
5887         (struct delay_pair): New member stages.
5888         (htab_i2_traverse, htab_i1_traverse): New static functions.
5889         (record_delay_slot_pair): New arg stages.  All callers changed.
5890         Record it.
5891         (pair_delay): Take stages into account.
5892         (add_delay_dependencies): Don't do so for stage pairs.
5893         (struct sched_block_state): New member modulo_epilogue.
5894         (save_backtrack_point): Don't set SHADOW_P for stage pairs.
5895         (unschedule_insns_until): Decrease modulo_insns_scheduled.
5896         Set HARD_DEP without using or.
5897         (resolve_dependencies): New static function.
5898         (prune_ready_list): New arg modulo_epilogue_p.  All callers changed.
5899         If it is true, allow only insns with INSN_EXACT_TICK set.
5900         (schedule_block): Return bool, always true for normal scheduling,
5901         true or false depending on modulo scheduling success otherwise.
5902         Add bookkeeping for modulo scheduling, and call resolve_dependencies
5903         on everything left over after a modulo schedule.
5904         (haifa_sched_init): Remove check_cfg call.  Clear modulo_ii.
5905         * sched-int.h (schedule_block, record_delay_slot_pair): Adjust
5906         declarations.
5907         (set_modulo_params, discard_delay_pairs_above): Declare.
5908         * params.def (PARAM_MAX_MODULO_BACKTRACK_ATTEMPS): New.
5909         * doc/invoke.texi (--param): Document it.
5910
5911         * sched-ebb.c (schedule_ebb): No longer static.  Remove declaration.
5912         New arg modulo_scheduling.  All callers changed.  Move note handling
5913         code here from schedule_ebbs.
5914         (schedule_ebbs_finish, schedule_ebbs_init): New functions, broken
5915         out of schedule_ebbs.
5916         (schedule_ebbs): Call them.  Remove note handling code moved to
5917         schedule_ebb.
5918         * sched-int.h (schedule_ebb, schedule_ebbs_init,
5919         schedule_ebbs_finish): Declare.
5920
5921 2011-09-30  Richard Guenther  <rguenther@suse.de>
5922
5923         PR middle-end/50574
5924         * tree-cfg.c (verify_gimple_comparison): Compare component
5925         mode sizes for vector comparisons.
5926
5927 2011-09-30  Revital Eres  <revital.eres@linaro.org>
5928
5929         * ddg.c (autoinc_var_is_used_p): New function.
5930         (create_ddg_dep_from_intra_loop_link,
5931         add_cross_iteration_register_deps): Call it.
5932         * ddg.h (autoinc_var_is_used_p): Declare.
5933         * modulo-sched.c (generate_reg_moves): Call autoinc_var_is_used_p.
5934         (sms_schedule): Handle instructions with REG_INC.
5935
5936 2011-09-30  Revital Eres  <revital.eres@linaro.org>
5937
5938         * modulo-sched.c (generate_reg_moves): Skip instructions that
5939         do not set a register and verify no regmoves are created for
5940         !single_set instructions.
5941
5942 2011-09-30  Bernd Schmidt  <bernds@codesourcery.com>
5943
5944         * hw-doloop.c (scan_loop): Compute register usage only for non-debug
5945         insns.
5946
5947 2011-09-30  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
5948
5949         PR target/50099
5950         * config/arm/iterators.md (qhs_zextenddi_cstr): New.
5951         (qhs_zextenddi_op): New.
5952         * config/arm/arm.md ("zero_extend<mode>di2"): Use them.
5953         * config/arm/predicates.md ("arm_extendqisi_mem_op"):
5954         Distinguish between ARM and Thumb2 states.
5955
5956 2011-09-30  David S. Miller  <davem@davemloft.net>
5957
5958         * config/sparc/sparc.opt (VIS2): New option.
5959         * doc/invoke.texi: Document it.
5960         * config/sparc/sparc.md (UNSPEC_EDGE8N, UNSPEC_EDGE8LN,
5961         UNSPEC_EDGE16N, UNSPEC_EDGE16LN, UNSPEC_EDGE32N,
5962         UNSPEC_EDGE32LN, UNSPEC_BSHUFFLE): New unspecs.
5963         (define_attr type): New insn type 'edgen'.
5964         (bmask<P:mode>_vis, bshuffle<V64I:mode>_vis, edge8n<P:mode>_vis,
5965         edge8ln<P:mode>_vis, edge16n<P:mode>_vis, edge16ln<P:mode>_vis,
5966         edge32n<P:mode>_vis, edge32ln<P:mode>_vis): New insn VIS 2.0
5967         patterns.
5968         * niagara.md: Handle edgen.
5969         * niagara2.md: Likewise.
5970         * ultra1_2.md: Likewise.
5971         * ultra3.md: Likewise.
5972         * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__
5973         to 0x200 when TARGET_VIS2.
5974         * config/sparc/sparc.c (sparc_option_override): Set MASK_VIS2 by
5975         default when targetting capable cpus.  TARGET_VIS2 implies
5976         TARGET_VIS, clear and it when TARGET_FPU is disabled.
5977         (sparc_vis_init_builtins): Emit new VIS 2.0 builtins.
5978         (sparc_expand_builtin): Fix predicate indexing when builtin returns
5979         void.
5980         (sparc_fold_builtin): Do not eliminate bmask when result is ignored.
5981         * config/sparc/visintrin.h (__vis_bmask, __vis_bshuffledi,
5982         __vis_bshufflev2si, __vis_bshufflev4hi, __vis_bshufflev8qi,
5983         __vis_edge8n, __vis_edge8ln, __vis_edge16n, __vis_edge16ln,
5984         __vis_edge32n, __vis_edge32ln): New VIS 2.0 interfaces.
5985         * doc/extend.texi: Document new VIS 2.0 builtins.
5986
5987 2011-09-29  Nick Clifton  <nickc@redhat.com>
5988             Bernd Schmidt  <bernds@codesourcery.com>
5989
5990         * config/frv/frvbegin.c: Fix location of unwind-dw2-fde.h header file.
5991         * config/frv/frvend.c: Likewise.
5992         * config/frv/frv.c (frv_function_prologue): Move misplaced
5993         CALL_ARG_LOCATION notes back to their proper locations.
5994
5995 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
5996
5997         PR target/50566
5998         * config/avr/avr-log.c (avr_log_vadump): Use %b to print bool.
5999         * config/avr/avr.c (avr_rtx_costs_1): New static function, renamed
6000         from avr_rtx_costs.
6001         (avr_legitimate_address_p): Use avr_edump to print log information
6002         filtered by avr_log.
6003         (extra_constraint_Q): Ditto.
6004         (avr_legitimize_address): Ditto.
6005         (avr_rtx_costs): Ditto.  Rewrite as wrapper for avr_rtx_costs_1.
6006         (final_prescan_insn): Use avr_log.rtx_costs as filter.
6007
6008 2011-09-29  Richard Sandiford  <richard.sandiford@linaro.org>
6009
6010         * config/arm/arm-protos.h (arm_modes_tieable_p): Declare.
6011         * config/arm/arm.h (MODES_TIEABLE_P): Use it.
6012         * config/arm/arm.c (arm_modes_tieable_p): New function.  Allow
6013         NEON vector and structure modes to be tied.
6014
6015 2011-09-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
6016
6017         * graphite-scop-detection.c (make_close_phi_nodes_unique):  New
6018         forward declaration.
6019         (remove_duplicate_close_phi): Detect and repair creation of
6020         duplicate close-phis for a containing loop.
6021
6022 2011-09-27   Andi Kleen <ak@linux.intel.com>
6023
6024         * gcc.c (get_local_tick). Rename to get_random_number.  Read from
6025         /dev/urandom.  Add getpid call.
6026         (compare_debug_dump_opt_spec_function): Drop getpid call.
6027
6028 2011-09-26   Andi Kleen <ak@linux.intel.com>
6029
6030         * toplev.c (init_local_tick): Try reading random seed
6031         from /dev/urandom.
6032
6033 2011-09-26   Andi Kleen <ak@linux.intel.com>
6034
6035         * hwint.h (HOST_WIDE_INT_PRINT_HEX_PURE): Add.
6036         * lto-streamer.c (lto_get_section_name): Remove crc32_string.
6037         Handle numerical random seed.
6038         * lto-streamer.h (lto_file_decl_data): Change id to
6039         unsigned HOST_WIDE_INT.
6040         * toplev.c (random_seed): Add.
6041         (init_random_seed): Change for numerical random seed.
6042         (get_random_seed): Return as HOST_WIDE_INT.
6043         (set_random_seed): Crc32 existing string.
6044         * toplev.h (get_random_seed): Change to numercal return.
6045         * tree.c (get_file_function_name): Remove CRC. Handle
6046         numerical random seed.
6047
6048 2011-09-29  Georg-Johann Lay  <avr@gjlay.de>
6049
6050         PR target/50566
6051         * config.gcc (extra_objs): Add avr-log.o for $target in:
6052         avr-*-rtems*, avr-*-*.
6053         * config/avr/t-avr (avr-log.o): New rule to compile...
6054         * config/avr/avr-log.c: ...this new file.
6055         * config/avr/avr.opt (mlog=): New option.
6056         * config/avr/avr-protos.h (avr_edump, avr_fdump): New macros.
6057         (avr_log_set_caller_e, avr_log_set_caller_f): New prototypes.
6058         (avr_log_set_avr_log): New prototype.
6059         (avr_log_t): New typedef.
6060         (avr_log): New declaration.
6061         * config/avr/avr.c (avr_option_override): Call avr_log_set_avr_log.
6062
6063 2011-09-29  Artjoms Sinkarovs <artyom.shinkaroff@gmail.com>
6064
6065         * expr.c (do_store_flag): Expand vector comparison by
6066         building an appropriate VEC_COND_EXPR.
6067         * c-typeck.c (build_binary_op): Typecheck vector comparisons.
6068         (c_objc_common_truthvalue_conversion): Adjust.
6069         * tree-vect-generic.c (do_compare): Helper function.
6070         (expand_vector_comparison): Check if hardware supports
6071         vector comparison of the given type or expand vector piecewise.
6072         (expand_vector_operation): Treat comparison as binary
6073         operation of vector type.
6074         (expand_vector_operations_1): Adjust.
6075
6076 2011-09-29  Richard Guenther  <rguenther@suse.de>
6077
6078         * tree.c (build_opaque_vector_type): Make opaque vectors
6079         variant types of the corresponding non-opaque type.  Make
6080         sure to share opaque vector types properly.
6081
6082 2011-09-29  David S. Miller  <davem@davemloft.net>
6083
6084         * config/sparc/sparc.md (UNSPEC_ARRAY8, UNSPEC_ARRAY16,
6085         UNSPEC_ARRAY32): New unspec.
6086         (define_attr type): New type 'array'.
6087         (array{8,16,32}<P:mode>_vis): New patterns.
6088         * config/sparc/ultra1_2.md: Add reservations for 'array'.
6089         * config/sparc/ultra3.md: Likewise.
6090         * config/sparc/niagara.md: Likewise.
6091         * config/sparc/niagara2.md: Likewise.
6092         * config/sparc/sparc.c (sparc_vis_init_builtins): Build new
6093         array builtins.
6094         * config/sparc/visintrin.h (__vis_array8, __vis_array16,
6095         __vis_array32): New.
6096         * doc/extend.texi: Document new VIS builtins.
6097
6098         * config/sparc/sparc.md (gcond_name): Delete unnecessary code attr.
6099         (VIS pixel-compare insn): Just use <gcond:name>.
6100
6101         * config/sparc/sparc.md (VIS pixel-compare insn): There is only one
6102         code iterator used, so just use <code>.  There are two mode iterators
6103         so explicitly use <GCM:gcm_name>.
6104
6105 2011-09-29  Iain Sandoe  <iains@gcc.gnu.org>
6106
6107         * config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Enable for
6108         Darwin >= 9.
6109
6110 2011-09-28  David S. Miller  <davem@davemloft.net>
6111
6112         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE,
6113         UNSPEC_FCMPGT, UNSPEC_FCMPEQ): Delete and reduce to...
6114         (UNSPEC_FCMP): New unspec.
6115         (gcond): New code iterator.
6116         (gcond_name): New code attr.
6117         (GCM): New mode iterator.
6118         (gcm_name): New mode attr.
6119         (fcmp{le,ne,gt,eq}{16,32}_vis): Reimplement using iterators.
6120
6121 2011-09-28  Oleg Endo  <oleg.endo@t-online.de>
6122
6123         PR target/49486
6124         * config/sh/sh.md (negdi2): Move expansion into split to
6125         allow more combination options.  Add T_REG clobber.
6126         (abssi2): New expander.
6127         (*negdi2, *abssi2, *negabssi2): New insns.
6128         (cneg): Change from insn to insn_and_split.  Rename to
6129         negsi_cond.  Add alternative for non-SH4.
6130
6131 2011-09-28  Richard Sandiford  <richard.sandiford@linaro.org>
6132
6133         * config/arm/neon.md (neon_move_lo_quad_<mode>): Delete.
6134         (neon_move_hi_quad_<mode>): Likewise.
6135         (move_hi_quad_<mode>, move_lo_quad_<mode>): Use subreg moves.
6136
6137 2011-09-28  Nick Clifton  <nickc@redhat.com>
6138
6139         * config/rx/predicates.md (rx_minmax_operand): New predicate.
6140         Accepts immediates and a restricted subset of MEMs.
6141         * config/rx/rx.md (int_modes): New iterator.
6142         (smaxsi3, sminsi3): Delete and replace with...
6143         (smax<int_mode>3, smin<int_mode>3): New patterns.
6144         (umax<>3_u, umax<>3_ur, umax<>3, umin<>3): New patterns.
6145
6146 2011-09-28  Richard Guenther  <rguenther@suse.de>
6147
6148         PR middle-end/50460
6149         * fold-const.c (try_move_mult_to_index): Handle &a.array the
6150         same as &a.array[0].
6151
6152 2011-09-28  Kai Tietz  <ktietz@redhat.com>
6153
6154         * configure.ac: Add test for new section attribute
6155         specifier "e" via define HAVE_GAS_SECTION_EXCLUDE.
6156         * config.in: Regenerated.
6157         * configure: Regenerated.
6158         * config/i386/winnt.c (i386_pe_asm_named_section): Emit
6159         new section flag "e" for excluded sections, if supported.
6160         Otherwise we mark section withc SECTION_EXCLUDE flag as never-load.
6161
6162 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
6163
6164         * config/m32r/m32r.md: Use match_test rather than eq/ne symbol_ref
6165         throughout file.
6166
6167 2011-09-28  Richard Sandiford  <rdsandiford@googlemail.com>
6168
6169         * config/iq2000/iq2000.md: Use match_test rather than eq/ne symbol_ref
6170         throughout file.
6171
6172 2011-09-27  Sriraman Tallam  <tmsriram@google.com>
6173
6174         * output.h (SECTION_EXCLUDE): New macro.
6175         * varasm.c (default_elf_asm_named_section): Check for SECTION_EXCLUDE.
6176
6177 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
6178
6179         * fwprop.c (forward_propagate_and_simplify): After checking
6180         reg/subreg combinations, check whether the modes are the same.
6181
6182 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
6183             Richard Sandiford  <rdsandiford@googlemail.com>
6184
6185         * config/mips/mips.c (mips_add_cfa_restore): New function.
6186         (mips16e_save_restore_reg): Use it.
6187         (mips_restore_reg): Likewise.  Split double FPRs for
6188         REG_CFA_RESTORE notes.
6189
6190 2011-09-27  Richard Sandiford  <rdsandiford@googlemail.com>
6191
6192         PR middle-end/50386
6193         PR middle-end/50326
6194         * tree-sra.c (build_ref_for_model): Use the type of the field as
6195         the type of the COMPONENT_REF.
6196
6197 2011-09-27  Jeff Law  <law@redhat.com>
6198
6199         * ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument.  Scale
6200         non-jumping insns by REG_BR_PROB_BASE and the maximum cost by SCALE.
6201         (find_if_case_1): Use the probability of the THEN clause when
6202         determining if speculation is profitable.
6203         (find_if_case_2): Similarly for the ELSE clause.
6204
6205 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
6206
6207         * common.opt: Add -foptimize-strlen option.
6208         * Makefile.in (OBJS): Add tree-ssa-strlen.o.
6209         (tree-sssa-strlen.o): Add dependencies.
6210         * opts.c (default_options_table): Enable -foptimize-strlen
6211         by default at -O2 if not -Os.
6212         * passes.c (init_optimization_passes): Add pass_strlen
6213         after pass_object_sizes.
6214         * timevar.def (TV_TREE_STRLEN): New timevar.
6215         * params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
6216         * tree-pass.h (pass_strlen): Declare.
6217         * tree-ssa-strlen.c: New file.
6218         * c-decl.c (merge_decls): If compatible stpcpy prototype
6219         is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
6220
6221 2011-09-27  Tom de Vries  <tom@codesourcery.com>
6222
6223         PR middle-end/43864
6224         * tree-ssa-tail-merge.c: New file.
6225         (struct same_succ_def): Define.
6226         (same_succ, const_same_succ): New typedef.
6227         (struct bb_cluster_def): Define.
6228         (bb_cluster, const_bb_cluster): New typedef.
6229         (struct aux_bb_info): Define.
6230         (BB_SIZE, BB_SAME_SUCC, BB_CLUSTER, BB_VOP_AT_EXIT): Define.
6231         (gvn_uses_equal): New function.
6232         (same_succ_print, same_succ_print_traverse, update_dep_bb)
6233         (stmt_update_dep_bb, local_def, same_succ_hash)
6234         (inverse_flags, same_succ_equal, same_succ_alloc, same_succ_delete)
6235         (same_succ_reset): New function.
6236         (same_succ_htab, same_succ_edge_flags)
6237         (deleted_bbs, deleted_bb_preds): New var.
6238         (debug_same_succ): New function.
6239         (worklist): New var.
6240         (print_worklist, add_to_worklist, find_same_succ_bb, find_same_succ)
6241         (init_worklist, delete_worklist, delete_basic_block_same_succ)
6242         (same_succ_flush_bbs, purge_bbs, update_worklist): New function.
6243         (print_cluster, debug_cluster, update_rep_bb)
6244         (add_bb_to_cluster, new_cluster, delete_cluster): New function.
6245         (all_clusters): New var.
6246         (alloc_cluster_vectors, reset_cluster_vectors, delete_cluster_vectors)
6247         (merge_clusters, set_cluster): New function.
6248         (gimple_equal_p, gsi_advance_bw_nondebug_nonlocal, find_duplicate)
6249         (same_phi_alternatives_1, same_phi_alternatives, bb_has_non_vop_phi)
6250         (deps_ok_for_redirect_from_bb_to_bb, deps_ok_for_redirect)
6251         (find_clusters_1, find_clusters): New function.
6252         (update_vuses, vop_phi, vop_at_entry, replace_block_by): New function.
6253         (update_bbs): New var.
6254         (apply_clusters): New function.
6255         (update_debug_stmt, update_debug_stmts): New function.
6256         (tail_merge_optimize): New function.
6257         tree-pass.h (tail_merge_optimize): Declare.
6258         * tree-ssa-pre.c (execute_pre): Use tail_merge_optimize.
6259         * Makefile.in (OBJS-common): Add tree-ssa-tail-merge.o.
6260         (tree-ssa-tail-merge.o): New rule.
6261         * opts.c (default_options_table): Set OPT_ftree_tail_merge by
6262         default at OPT_LEVELS_2_PLUS.
6263         * tree-ssa-sccvn.c (vn_valueize): Move to ...
6264         * tree-ssa-sccvn.h (vn_valueize): Here.
6265         * timevar.def (TV_TREE_TAIL_MERGE): New timevar.
6266         * common.opt (ftree-tail-merge): New switch.
6267         * params.def (PARAM_MAX_TAIL_MERGE_COMPARISONS)
6268         (PARAM_MAX_TAIL_MERGE_ITERATIONS): New parameter.
6269         * doc/invoke.texi (Optimization Options, -O2): Add -ftree-tail-merge.
6270         (-ftree-tail-merge, max-tail-merge-comparisons)
6271         (max-tail-merge-iterations): New item.
6272
6273 2011-09-27  Jan Hubicka  <jh@suse.cz>
6274
6275         * ipa-inline-analysis.c (MAX_TIME): Reduce to avoid overflows.
6276
6277 2011-09-27  Jan Hubicka  <jh@suse.cz>
6278
6279         * ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
6280         parameters passed by reference; handle loads from non-SSA scalars
6281         and update comments.
6282
6283 2011-09-27  Bernd Schmidt  <bernds@codesourcery.com>
6284
6285         PR rtl-optimization/50249
6286         * reload1.c (reload_reg_reaches_end_p): Accept a reloadnum argument
6287         instead of opnum and type.  All callers changed.  Remove useless
6288         declaration.
6289         Search forward for other reloads of the same type for the same operand
6290         using the same register; if any are found, return false.
6291         (reload_regs_reach_end_p): Same argument changes; all callers changed.
6292
6293 2011-09-27  Andi Kleen  <ak@linux.intel.com>
6294             Jan Hubicka  <jh@suse.cz>
6295
6296         * doc/invoke.texi (ffat-lto-objects): Document.
6297         * toplev.c (compile_file): Do not output assembly when doing slim lto;
6298         Output __gnu_slim_lto when doing slim lto.
6299         * cgraphunit.c (ipa_passes): Do only analysis when producing slim lto.
6300         (cgraph_optimize): Return early when doing slim lto.
6301         * opts.c (finish_options): Complain about lack of linker plugin
6302         when doing slim lto.
6303         * common.opt (ffat-lto-objects): New.
6304
6305 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
6306
6307         * ipa-inline-analysis.c (predicate_probability): Avoid comparison
6308         between signed and unsigned.
6309
6310 2011-09-27  Ira Rosen  <ira.rosen@linaro.org>
6311
6312         * tree-vect-stmts.c (vectorizable_type_demotion): Handle basic block
6313         vectorization.
6314         (vectorizable_type_promotion): Likewise.
6315         (vect_analyze_stmt): Call vectorizable_type_demotion and
6316         vectorizable_type_promotion for basic blocks.
6317         (supportable_widening_operation): Don't assume loop vectorization.
6318         * tree-vect-slp.c (vect_build_slp_tree): Allow multiple types for
6319         basic blocks.  Update vectorization factor for basic block
6320         vectorization.
6321         (vect_analyze_slp_instance): Allow multiple types for basic block
6322         vectorization.  Recheck unrolling factor after construction of SLP
6323         instance.
6324
6325 2011-09-27  Richard Guenther  <rguenther@suse.de>
6326
6327         * tree-object-size.c (compute_object_sizes): Fix dumping of
6328         folded statement.
6329
6330 2011-09-27  Richard Guenther  <rguenther@suse.de>
6331
6332         PR tree-optimization/50363
6333         * tree-ssa-pre.c (create_expression_by_pieces): Handle
6334         pointer conversions in POINTER_PLUS_EXPRs properly.
6335
6336 2011-09-27  Richard Sandiford  <richard.sandiford@linaro.org>
6337
6338         * config/arm/neon.md (neon_vget_highv16qi, neon_vget_highv8hi)
6339         (neon_vget_highv4si, neon_vget_highv4sf, neon_vget_highv2di)
6340         (neon_vget_lowv16qi, neon_vget_lowv8hi, neon_vget_lowv4si)
6341         (neon_vget_lowv4sf, neon_vget_lowv2di): Turn into define_expands
6342         that produce subreg moves.  Define using VQX iterators.
6343
6344 2011-09-27  Georg-Johann Lay  <avr@gjlay.de>
6345
6346         * config/avr/avr.md (ashrqi3): Split alternative "n"
6347         into its remaining parts C03, C04, C05, C06, C07 and describe
6348         impact in CC by attribute "cc" appropriately.
6349         * config/avr/avr.c (notice_update_cc): Clean-up: Don't patch CC0
6350         by digging RTX.
6351
6352 2011-09-27  Jakub Jelinek  <jakub@redhat.com>
6353
6354         * rtl.h (const_tiny_rtx): Change into array of 4 x MAX_MACHINE_MODE
6355         from 3 x MAX_MACHINE_MODE.
6356         (CONSTM1_RTX): Define.
6357         * emit-rtl.c (const_tiny_rtx): Change into array of
6358         4 x MAX_MACHINE_MODE from 3 x MAX_MACHINE_MODE.
6359         (gen_rtx_CONST_VECTOR): Use CONSTM1_RTX if all inner constants are
6360         CONSTM1_RTX.
6361         (init_emit_once): Initialize CONSTM1_RTX for MODE_INT and
6362         MODE_VECTOR_INT modes.
6363         * simplify-rtx.c (simplify_binary_operation_1) <case IOR, XOR, AND>:
6364         Optimize if one operand is CONSTM1_RTX.
6365         * config/i386/i386.c (ix86_expand_sse_movcc): Optimize mask ? -1 : x
6366         into mask | x.
6367
6368 2011-09-26  David S. Miller  <davem@davemloft.net>
6369
6370         * config/sparc/sparc.md (edge{8,16,32}{,l}): Return Pmode.
6371         (fcmp{le,ne,gt,eq}{16,32}): Likewise.
6372         * config/sparc/visintrin.h: Update edge and pixel-compare
6373         intrinsics to return 'long' instead of 'int'.
6374         * doc/extend.texi: Update documentation to match.
6375         * config/sparc/sparc.c (eligible_for_return_delay): When leaf or
6376         flat, allow any instruction.  Otherwise, when V9 allow parallels
6377         which consist only of sets to registers outside of %o0 to %o5.
6378         (sparc_vis_init_builtins): Update VIS builtin types for edge
6379         and pixel-compare.
6380
6381         * config/sparc/sparc.c (sparc_conditional_register_usage): When VIS
6382         is enabled, mark %gsr as global.
6383         * config/sparc/sparc.md (UNSPEC_WRGSR): Delete.
6384         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus): Don't wrap in an unspec.
6385
6386         * config/sparc/sparc-c.c: New file implementing sparc_target_macros,
6387         which will now define __VIS and __VIS__ when -mvis is enabled.
6388         * config/sparc/t-sparc: Likewise.
6389         * config.gcc: Add sparc-c.o to c_target_objs and cxx_target_objs,
6390         and add t-sparc to tmake_file for all sparc targets.
6391         * config/sparc/sparc-protos.h (sparc_target_macros): Declare.
6392         * config/sparc/sparc.h (TARGE_CPU_CPP_BUILTINS): Call it.
6393
6394         * config/sparc/sparc.c (sparc_vis_init_builtins): Add explicit
6395         builtins for VIS vector addition and subtraction.
6396         * config/sparc/visintrin.h (__vis_fpadd16, __vis_fpadd16s,
6397         __vis_fpadd32, __vis_fpadd32s, __vis_fpsub16, __vis_fpsub16s,
6398         __vis_fpsub32, __vis_fpsub32s): New.
6399         * doc/extend.texi: Document new VIS intrinsics.
6400
6401 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6402
6403         * config/avr/avr.md (peephole casesi+2): Use -1 instead of 65536.
6404         * config/avr/avr.c (avr_out_compare): Print shorter sequence for
6405         EQ/NE comparisons against +/-1 in the case of unused-after,
6406         non-ld-regs target.
6407
6408 2011-09-26  Jakub Jelinek  <jakub@redhat.com>
6409
6410         * gimple-fold.c (gimplify_and_update_call_from_tree): Set
6411         gctx.into_ssa after push_gimplify_context.
6412
6413         * gimple.c (gimple_build_call_valist): New function.
6414         * gimple.h (gimple_build_call_valist): New prototype.
6415         * tree-ssa-propagate.c (finish_update_gimple_call): New function.
6416         (update_gimple_call): Likewise.
6417         (update_call_from_tree): Use finish_update_gimple_call.
6418         * tree-ssa-propagate.h (update_gimple_call): New prototype.
6419
6420 2011-09-26  Richard Guenther  <rguenther@suse.de>
6421
6422         PR tree-optimization/50472
6423         * gimple-fold.c (fold_const_aggregate_ref_1): Do not fold
6424         volatile references.
6425
6426 2011-09-26  Bingfeng Mei <bmei@broadcom.com>
6427
6428         * doc/tm.texi: Correct documentation for TARGET_ADDR_SPACE_SUBSET_P.
6429         * target.def: (addr_space_subset_p): Likewise.
6430
6431 2011-09-26  Tom de Vries  <tom@codesourcery.com>
6432
6433         * tree-ssa-alias.h (pt_solution_singleton_p): Declare.
6434         * tree-ssa-structalias.c (pt_solution_singleton_p): New function.
6435         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Set points-to solution
6436         of new var.
6437
6438 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6439
6440         PR target/50465
6441         * config/avr/avr-protos.h (output_reload_insisf): Don't pass insn.
6442         * config/avr/avr.md (*reload_insi, *reload_insf): Change call to
6443         output_reload_insisf.
6444         (adjust_len): Set default to "no".
6445         Remove alternative "yes".  Add alternatives: "mov8", "mov16",
6446         "mov32", "ashlqi", "ashrqi", "lshrqi", "ashlhi", "ashrhi",
6447         "lshrhi", "ashlsi, "ashrsi", "lshrsi".
6448         (*movqi, *movhi, *movsi, *ashlqi3, ashlhi3, ashlsi3,
6449         *ashlhi3_const, *ashlsi3_const, ashrqi3, ashrhi3, ashrsi3,
6450         *ashrhi3_const, *ashrsi3_const, *lshrqi3, lshrhi3, *lshrhi3_const,
6451         *lshrsi3_const): Set attribute "adjust_len".
6452         * config/avr/avr.c (output_reload_insisf): Remove parameter "insn".
6453         (output_movsisf): Don't pass insn to output_reload_insisf.
6454         (adjust_insn_length): Handle new alternatives to adjust_len.
6455         Remove handling of ADJUST_LEN_YES.  Clean-up code.
6456
6457 2011-09-26  Eric Botcazou  <ebotcazou@adacore.com>
6458
6459         * ifcvt.c (noce_try_cmove_arith): Use may_trap_or_fault_p in lieu of
6460         may_trap_p to detect loads that may trap of fault.
6461
6462 2011-09-26  Georg-Johann Lay  <avr@gjlay.de>
6463
6464         * config/avr/avr-protos.h (output_reload_inhi): Change prototype.
6465         * config/avr/avr.md (adjust_len): Add "reload_in16" alternative.
6466         (*reload_inhi): Use it.  Adapt call to output_reload_inhi to new
6467         prototype.
6468         (*movhi): Split constraint alternative "r,rL" into "r,r" and "r,L".
6469         * config/avr/avr.c: Rename output_reload_insisf_1 to
6470         output_reload_in_const.
6471         (avr_popcount_each_byte): Handle SFmode, too.
6472         (output_reload_in_const): Change so it can handle HI loads, too.
6473         Use avr_popcount_each_byte to work out if scratch register must be
6474         created on the fly.
6475         (output_reload_inhi): Rewrite using output_reload_in_const and...
6476         (output_movhi): ...use it to print constants' loads.
6477         (adjust_insn_length): New case ADJUST_LEN_RELOAD_IN16. Cleanup code.
6478
6479 2011-09-25  David S. Miller  <davem@davemloft.net>
6480
6481         * config/sparc/constraints.md (C, P, Z): New constraints for
6482         const_doube, const_int, and const_vector "all ones" values.
6483         Make unused constraint letters comment match reality.
6484         * config/sparc/predicates.md (const_all_ones_operand,
6485         register_or_zero_or_all_ones_operand): New predicates.
6486         * config/sparc/sparc.c (sparc_expand_move): Allow all ones
6487         as well as zero constants when VIS.
6488         (sparc_legitimate_constant_p): Likewise.
6489         * config/sparc/sparc.md (movsi_insn): Add fones alternative.
6490         (movsf_insn): Likewise
6491         (movdi_insn_sp64): Add fone alternative.
6492         (movdf_insn_sp32_v9): Likewise.
6493         (movdf_insn_sp64): Likewise.
6494
6495         * configure.ac: Add feature check to make sure the assembler
6496         supports the FMAF, HPC, and VIS 3.0 instructions found on
6497         Niagara-3 and later cpus.
6498         * configure: Rebuild.
6499         * config.in: Likewise.
6500         * config/sparc/sparc.opt: New option '-mfmaf'.
6501         * config/sparc/sparc.md: Add float fused multiply-add patterns.
6502         * config/sparc/sparc.h (AS_NIAGARA3_FLAG): New macro.
6503         (ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Use it, as needed.
6504         * config/sparc/sol2.h (ASM_CPU32_DEFAULT_SPEC,
6505         ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Likewise.
6506         * config/sparc/sparc.c (sparc_option_override): Turn MASK_FMAF on
6507         by default for Niagara-3 and later.  Turn it off if TARGET_FPU is
6508         disabled.
6509         (sparc_rtx_costs): Handle 'FMA'.
6510         * doc/invoke.texi: Document -mfmaf.
6511
6512 2011-09-25  Jakub Jelinek  <jakub@redhat.com>
6513
6514         * tree-ssa-structalias.c (intra_create_variable_infos): Treat
6515         TYPE_RESTRICT REFERENCE_TYPE parameters like restricted
6516         DECL_BY_REFERENCE parameters.
6517
6518 2011-09-25  Eric Botcazou  <ebotcazou@adacore.com>
6519
6520         * tree-eh.c (cleanup_empty_eh): Allow a call to __builtin_stack_restore
6521         if there is no outgoing edge.
6522
6523         * tree-scalar-evolution.c (simple_iv): Accept all kinds of pointer and
6524         integral types.
6525
6526 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6527
6528         * tree-vect-slp.c (vect_slp_analyze_bb_1): Split out core part
6529         of vect_analyze_bb here.
6530         (vect_analyze_bb): Loop over vector sizes calling vect_analyze_bb_1.
6531
6532 2011-09-25  Ira Rosen  <ira.rosen@linaro.org>
6533
6534         * tree-data-ref.c (dr_analyze_innermost): Add new argument.
6535         Allow not simple iv if analyzing basic block.
6536         (create_data_ref): Update call to dr_analyze_innermost.
6537         (stmt_with_adjacent_zero_store_dr_p, ref_base_address): Likewise.
6538         * tree-loop-distribution.c (generate_memset_zero): Likewise.
6539         * tree-predcom.c (find_looparound_phi): Likewise.
6540         * tree-data-ref.h (dr_analyze_innermost): Add new argument.
6541
6542 2011-09-24  David S. Miller  <davem@davemloft.net>
6543
6544         * config/sparc/sparc.h (FIRST_PSEUDO_REGISTER): Bump to 103.
6545         (SPARC_GSR_REG): Define.
6546         (FIXED_REGISTERS): Mark GSR as fixed.
6547         (CALL_USED_REGISTERS): Mark GSR as call used.
6548         (HARD_REGNO_NREGS): GSR is always 1 register.
6549         (REG_CLASS_CONTENTS): Add GSR to ALL_REGS.
6550         (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER): Add GSR to the end.
6551         (REGISTER_NAMES): Add "%gsr".
6552         * config/sparc/sparc.md (UNSPEC_ALIGNADDR, UNSPEC_ALIGNADDRL): Delete.
6553         (UNSPEC_WRGSR): New unspec.
6554         (GSR_REG): New constant.
6555         (type): Add new insn type 'gsr'.
6556         (fpack16_vis, fpackfix_vis, fpack32_vis,
6557         faligndata<V64I:MODE>_vis)): Add use of GSR_REG.
6558         (wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus, rdgsr_vis, *rdgsr_sp64,
6559         rdgsr_v8plus): New expanders and insns.
6560         (alignaddr<P:mode>_vis, alignaddrl<P:mode>_vis): Reimplement
6561         using patterns which show that this is a plus in addition to a
6562         modification of GSR_REG, instead of an unspec.
6563         * config/sparc/ultra1_2.md: Handle 'gsr'.
6564         * config/sparc/ultra3.md: Likewise.
6565         * config/sparc/niagara.md: Likewise.
6566         * config/sparc/niagara2.md: Likewise.
6567         * config/sparc/sparc.c (leaf_reg_remap, sparc_leaf_regs): Fill out
6568         end of table.
6569         (sparc_option_override): Make -mvis imply -mv8plus.
6570         (hard_32bit_mode_classes, hard_64bit_mode_classes): Add entries
6571         for %gsr.
6572         (sparc_vis_init_builtins): Build __builtin_vis_write_gsr and
6573         __builtin_vis_read_gsr.
6574         (sparc_expand_buildin): Handle builtins that take one argument and
6575         return void.
6576         (sparc_fold_builtin): Never fold writes to %gsr.
6577         * config/sparc/visintrin.h (__vis_write_gsr, __vis_read_gsr): New.
6578         * doc/extend.texi: Document new VIS intrinsics.
6579
6580 2011-09-23  Jan Hubicka  <jh@suse.cz>
6581
6582         * ipa-inline-transform.c (inline_call): Add comment.
6583         * ipa-inline.h (inline_param_summary): New structure and vector.
6584         (struct inline_edge_summary): Add param field.
6585         * ipa-inline-analysis.c (CHANGED): New constant.
6586         (add_clause): Handle CHANGED and NOT_CONSTANT.
6587         (predicate_probability): New function.
6588         (dump_condition): Dump CHANGED predicate.
6589         (evaluate_conditions_for_known_args): Handle ERROR_MARK as marker
6590         of unknown function wide invariant.
6591         (evaluate_conditions_for_edge): Handle change probabilities.
6592         (inline_edge_duplication_hook): Copy param summaries.
6593         (inline_edge_removal_hook): Free param summaries.
6594         (dump_inline_edge_summary): Fix dumping of indirect edges and callee
6595         sizes; dump param summaries.
6596         (will_be_nonconstant_predicate): Use CHANGED predicate.
6597         (record_modified_bb_info): New structure.
6598         (record_modified): New function.
6599         (param_change_prob): New function.
6600         (estimate_function_body_sizes): Compute param summaries.
6601         (estimate_edge_size_and_time): Add probability argument.
6602         (estimate_node_size_and_time): Add inline_param_summary argument;
6603         handle predicate probabilities.
6604         (remap_predicate): Fix formating.
6605         (remap_edge_change_prob): New function.
6606         (remap_edge_summaries): Rename from ...; use remap_edge_change_prob.
6607         (remap_edge_predicates): ... this one.
6608         (inline_merge_summary): Remap edge summaries; handle predicate
6609         probabilities; remove param summaries after we are done.
6610         (do_estimate_edge_time): Update.
6611         (do_estimate_edge_growth): Update.
6612         (read_inline_edge_summary): Read param info.
6613         (inline_read_summary): Fix formating.
6614         (write_inline_edge_summary): Write param summaries.
6615
6616 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
6617
6618         * config/i386/i386.c (ix86_print_operand): Handle %~.
6619         (ix86_print_operand_punct_valid_p): Return true also for '~'.
6620         * config/i386/sse.md (i128): New mode_attr.
6621         (vec_extract_hi_<mode>, vec_extract_hi_<mode>,
6622         avx_vbroadcastf128_<mode>, *avx_vperm2f128<mode>_full,
6623         *avx_vperm2f128<mode>_nozero, vec_set_lo_<mode>,
6624         vec_set_hi_<mode>, *vec_concat<mode>_avx): Use <i128> in the
6625         patterns, use "<sseinsnmode>" for "mode" attribute.
6626         (vec_extract_hi_v16hi, vec_extract_hi_v32qi, vec_set_lo_v16hi,
6627         vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Use
6628         %~128 in the patterns, use "OI" for "mode" attribute.
6629
6630 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6631
6632         PR target/50447
6633         * config/avr/avr.md (adjust_len): Add alternatives "tsthi",
6634         "tstsi", "compare".
6635         (*cmpqi_sign_extend): Use s8_operand.
6636         (*cmphi, *cmpsi): Rewrite using avr_out_compare.
6637         * config/avr/avr-protos.h (compare_diff_p, compare_eq_p): Remove
6638         prototypes.
6639         (out_tsthi, out_tstsi): Remove prototypes.
6640         (avr_out_tsthi, avr_out_tstsi): New prototypes.
6641         * config/avr/avr.c (out_tsthi, out_tstsi): Remove functions.
6642         (avr_asm_len): Negative length now sets *plen to -length.
6643         (compare_sign_p): Return bool instead of int.
6644         (compare_diff_p, compare_eq_p): Ditto and make static.
6645         (avr_out_tsthi): New function.
6646         (avr_out_tstsi): New function.
6647         (avr_out_compare): New function.
6648         (adjust_insn_length): Handle ADJUST_LEN_TSTHI, ADJUST_LEN_TSTSI,
6649         ADJUST_LEN_COMPARE.
6650
6651 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6652
6653         PR target/50447
6654         * config/avr/avr.md: (adjust_len): Add alternative "out_plus".
6655         (addsi3): Rewrite using QI scratch register.  Adjust text
6656         peepholes using plus:SI.
6657         (*addsi3_zero_extend.hi): New insn.
6658         (*subsi3_zero_extend.hi): New insn.
6659         (*subhi3_zero_extend1): Set attribute "cc" to "set_czn".
6660         (*subsi3_zero_extend): Ditto.
6661         (subsi3): Change predicate #2 to register_operand.
6662         * config/avr/avr-protos.h (avr_out_plus): New prototype.
6663         (avr_out_plus_1): New static function.
6664         (avr_out_plus): New function.
6665         (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS.
6666
6667 2011-09-23  Jakub Jelinek  <jakub@redhat.com>
6668
6669         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): For
6670         GE/GT/UNLE/UNLT swap arguments and condition even for TARGET_AVX.
6671
6672 2011-09-23  Ian Lance Taylor  <iant@google.com>
6673
6674         * godump.c (go_define): Treat a single character in single quotes,
6675         or a string, as an operand.
6676
6677 2011-09-23  Martin Jambor  <mjambor@suse.cz>
6678
6679         * ipa-prop.h (jump_func_type): Updated comments.
6680         (ipa_known_type_data): New type.
6681         (ipa_jump_func): Use it to describe known type jump functions.
6682         * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Updated to
6683         reflect the new known type jump function contents.
6684         (compute_known_type_jump_func): Likewise.
6685         (combine_known_type_and_ancestor_jfs): Likewise.
6686         (try_make_edge_direct_virtual_call): Likewise.
6687         (ipa_write_jump_function): Likewise.
6688         (ipa_read_jump_function): Likewise.
6689         * ipa-cp.c (ipa_value_from_known_type_jfunc): New function.
6690         (ipa_value_from_jfunc): Use ipa_value_from_known_type_jfunc.
6691         (propagate_accross_jump_function): Likewise.
6692
6693 2011-09-23  Georg-Johann Lay  <avr@gjlay.de>
6694
6695         PR target/50446
6696         * config/avr/avr.md (rotlqi3): Support all offsets 0..7.
6697         (rotlqi3_4): Turn insn into expander.
6698         (*rotlqi3): New insn.
6699         (rotlhi3, rotlsi3): Support rotate left/right by 1.
6700         (*rotlhi2.1, *rotlhi2.15): New insns.
6701         (*rotlsi2.1, *rotlsi2.31): New insns.
6702         * config/avr/constraints.md (C03, C05, C06, C07): New constraints.
6703
6704 2011-09-23  Bin Cheng  <bin.cheng@arm.com>
6705
6706         * config/arm/bpabi.h (BE8_LINK_SPEC): Add cortex-m arch and processors.
6707
6708 2011-09-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
6709
6710         * ipa-prop.c (ipa_print_node_jump_functions): Fix typos.
6711
6712 2011-09-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6713
6714         * reload.c (find_reloads): Set operand_mode to Pmode for address
6715         operands consisting of just a CONST_INT.
6716
6717 2011-09-22  Uros Bizjak  <ubizjak@gmail.com>
6718
6719         PR target/50482
6720         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
6721         blendv, force op_true to register if it doesn't satisfy
6722         nonimmediate_operand predicate.
6723
6724 2011-09-22  Richard Sandiford  <rdsandiford@googlemail.com>
6725
6726         PR middle-end/50113
6727         PR middle-end/50061
6728         * calls.c (emit_library_call_value_1): Use BLOCK_REG_PADDING to
6729         get the locate.where_pad value for register-only arguments.
6730         * config/arm/arm.c (arm_pad_arg_upward): Remove HFmode handling.
6731         (arm_pad_reg_upward): Handle null types.
6732
6733 2011-09-22  Jan Hubicka  <jh@suse.cz>
6734
6735         * ipa-inline-analysis.c: Fix overly long lines.
6736
6737 2011-09-22  Jan Hubicka  <jh@suse.cz>
6738
6739         * ipa-inline-transform.c (inline_call): Always update jump functions
6740         after inlining.
6741         * ipa-inline.c (ipa_inline): Likewise; do not call
6742         ipa_create_all_structures_for_iinln.
6743         (ipa_inline): Always free jump functions.
6744         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Remove hack.
6745         (remap_edge_predicates): Fix pasto.
6746         (inline_merge_summary): Remove nlined edge predicate; remove hack.
6747         (inline_analyze_function): Always initialize jump functions.
6748         (inline_generate_summary): Likewise.
6749         (inline_write_summary): Always write jump functions when ipa-cp
6750         is not doing that.
6751         (inline_read_summary): Always read jump functions when ipa-cp
6752         is not doing that.
6753         * ipa-prop.c (iinlining_processed_edges): Remove.
6754         (update_indirect_edges_after_inlining): Do not use
6755         iinlining_processed_edges; instead set param_index to -1.
6756         (propagate_info_to_inlined_callees): Only try to indirect inlining
6757         when asked to do so; update jump functions of indirect calls, too;
6758         remove jump functions of the inlined edge.
6759         (ipa_edge_duplication_hook): Do not copy iinlining_processed_edges.
6760         (ipa_create_all_structures_for_iinln): Remove.
6761         (ipa_free_all_structures_after_iinln): Do not free
6762         iinlining_processed_edges.
6763         * ipa-prop.h (ipa_create_all_structures_for_iinln): Remove.
6764
6765 2011-09-22  Richard Sandiford  <richard.sandiford@linaro.org>
6766
6767         * config/arm/predicates.md (expandable_comparison_operator): New
6768         predicate, extracted from...
6769         (arm_comparison_operator): ...here.
6770         * config/arm/arm.md (cbranchsi4, cbranchsf4, cbranchdf4, cbranchdi4)
6771         (cstoresi4, cstoresf4, cstoredf4, cstoredi4, movsicc, movsfcc)
6772         (movdfcc): Use expandable_comparison_operator.
6773
6774 2011-09-22  Georg-Johann Lay  <avr@gjlay.de>
6775
6776         PR target/50447
6777         PR target/50465
6778         * config/avr/avr-protos.h (avr_out_bitop): New prototype.
6779         (avr_popcount_each_byte): New prototype.
6780         * config/avr/avr.c (avr_popcount): New static function.
6781         (avr_popcount_each_byte): New function.
6782         (avr_out_bitop): New function.
6783         (adjust_insn_length): ADJUST_LEN_OUT_BITOP dispatches to
6784         avr_out_bitop.  Cleanup code.
6785         * config/avr/constraints.md (Ca2, Co2, Cx2): New constraints.
6786         (Ca4, Co4, Cx4): New constraints.
6787         * config/avr/avr.md (adjust_len): Add "out_bitop" insn attribute
6788         alternative.
6789         (andhi3, iorhi3, xorhi3): Rewrite insns using avr_out_bitop.
6790         (andsi3, iorsi3, xorsi3): Ditto.
6791         (*iorhi3_clobber, *iorsi3_clobber): Remove insns.
6792
6793 2011-09-22  Ira Rosen  <ira.rosen@linaro.org>
6794
6795         PR tree-optimization/50451
6796         * tree-vect-slp.c (vect_get_constant_vectors): Don't fail for
6797         constant operands in reduction.
6798         (vect_get_slp_defs): Don't create vector operand for NULL scalar
6799         operand.
6800
6801 2011-09-22  David S. Miller  <davem@davemloft.net>
6802
6803         * config/sparc/sparc.c (sparc_vis_init_builtins): Do not mark
6804         fpack16, fpack32, fpackfix as const.
6805
6806         * config/sparc/sparc.md (G[0-7]_REG, O[0-7]_REG, L[0-7]_REG,
6807         I[0-7]_REG, F[0-62]_REG, FCC[0-3]_REG, CC_REG, SFP_REG): New
6808         constants.  Use them everywhere.
6809
6810 2011-09-22  Oleg Endo  <oleg.endo@t-online.de>
6811
6812         * config/sh/sh.c (andcosts): Renamed to and_xor_ior_costs.
6813         Added AND special case.  Adapted comments.
6814         (sh_rtx_costs): Added XOR and IOR case.
6815
6816 2011-09-21  Jan Hubicka  <jh@suse.cz>
6817
6818         * ipa-inline-analsis.c (compute_inline_parameters): Set
6819         cfun and current_function_decl.
6820
6821 2011-09-21  Jan Hubicka  <jh@suse.cz>
6822
6823         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Allow
6824         handled components in parameter of builtin_constant_p.
6825         (will_be_nonconstant_predicate): Allow loads of non-SSA parameters.
6826
6827 2011-09-21  Jan Hubicka  <jh@suse.cz>
6828
6829         * ipa-inline.c (relative_time_benefit): Fix wrong bracketting.
6830         * ipa-inline.h (estimate_edge_time): Fix pasto.
6831         * ipa-inline-analysis.c (do_estiamte_edge_time): Remove capping.
6832
6833 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
6834
6835         * config/i386/i386.c (ix86_expand_sse_movcc): Use
6836         blendvps, blendvpd and pblendvb if possible.
6837
6838 2011-09-21  Uros Bizjak  <ubizjak@gmail.com>
6839
6840         PR target/50464
6841         * config/i386/sse.md (xop_pcmov_<mode><avxsizesuffix>): Change
6842         operand 1 predicate to register_operand and operand 2 predicate
6843         to nonimmediate_operand.
6844         * config/i386/i386.c (ix86_expand_sse_movcc): When generating
6845         xop_pcmov, force op_true to register.  Also, force op_false to
6846         register if it doesn't satisfy nonimmediate_operand predicate.
6847
6848 2011-09-21  Kirill Yukhin  <kirill.yukhin@intel.com>
6849
6850         * config/i386/bmi2intrin.h (_mulx_u64): New.
6851         (_mulx_u32): Ditto.
6852
6853 2011-09-21  Jan Hubicka  <jh@suse.cz>
6854
6855         PR tree-optimization/50433
6856         * ipa-inline-analysis.c (eliminated_by_inlining_prob):
6857         Use get_base_address.
6858
6859 2011-09-21  Jakub Jelinek  <jakub@redhat.com>
6860
6861         * config/i386/sse.md (<code><mode>3 smaxmin:VI124_128 expander): Use
6862         nonimmediate_operand instead of register_operand predicate for operands
6863         1 and 2, force them into registers if expanding them as comparison.
6864         (<code><mode>3 umaxmin:VI124_128 expander): Similarly.  For UMAX
6865         V8HImode force into register just operand 1.
6866
6867 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
6868
6869         PR target/45099
6870         * config/avr/avr.c (avr_function_arg_advance): Change error to
6871         warning if a fixed register is needed as function argument.
6872
6873 2011-09-21  Georg-Johann Lay  <avr@gjlay.de>
6874
6875         PR target/50449
6876         PR target/50465
6877         * config/avr/avr.md (adjust_len): New insn attribute.
6878         (*reload_insi, *reload_insf): Use it.
6879         (*movsi, *movsf): Use new interface of output_movsisf.
6880         * config/avr/avr-protos.h (output_movsisf): Change prototype.
6881         * config/avr/avr.c (output_movsisf): Ditto.
6882         (adjust_insn_length): Use insn attribute "adjust_len" to adjust
6883         lengths of insns *reload_insi, *reload_insf.
6884         (output_reload_insisf_1): New static function.
6885         (output_reload_insisf): Use it.
6886
6887 2011-09-21  David S. Miller  <davem@davemloft.net>
6888
6889         * config/sparc/sparc.c (def_builtin): Change from macro into function.
6890         (def_builtin_const): New.
6891         (sparc_vis_init_builtins): Use def_builtin_const for all VIS builtins
6892         other than alignaddr and falignaddr.
6893
6894         * config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE, UNSPEC_FCMPGT,
6895         UNSPEC_FCMPEQ): New unspec codes.
6896         (fcmple16_vis, fcmple32_vis, fcmpne16_vis, fcmpne32_vis, fcmpgt16_vis,
6897         fcmpgt32_vis, fcmpeq16_vis, fcmpeq32_vis): New patterns.
6898         * config/sparc/sparc.c (sparc_vis_init_builtins): Create builtins for
6899         new pixel compare VIS patterns.
6900         * config/sparc/visintrin.h (__vis_fcmple16, __vis_fcmple32,
6901         __vis_fcmpne16, __vis_fcmpne32, __vis_fcmpgt16, __vis_fcmpgt32,
6902         __vis_fcmpeq16, __vis_fcmpeq32): New.
6903         * doc/extend.texi: Document new pixel compare VIS intrinsics.
6904
6905 2011-09-21  Tom de Vries  <tom@codesourcery.com>
6906
6907         * final.c (final): Handle if JUMP_LABEL is not LABEL_P.
6908
6909 2011-09-20  David S. Miller  <davem@davemloft.net>
6910
6911         * config/sparc/sparc.md (UNSPEC_ALIGNADDRL): New unspec.
6912         (aligneddrl<P:mode>_vis): New pattern.
6913         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
6914         edge32l_vis): Adjust to take Pmode arguments, and return SImode.
6915         * config/sparc/sparc.c (sparc_vis_init_builtins): Handle new
6916         alignaddrl insn, and adjust edge operations for updated types.
6917         * config/sparc/visintrin.h: Likewise.
6918         * doc/extend.texi: Make typing in VIS documentation match reality.
6919
6920 2011-09-20  Terry Guo  <terry.guo@arm.com>
6921
6922         * config/arm/arm-arches.def: Add armv6s-m.
6923         * config/arm/arm-tables.opt: Regenerate.
6924
6925 2011-09-20  Wei Guozhi  <carrot@google.com>
6926
6927         PR rtl-optimization/49452
6928         * postreload.c (reload_combine): Invalidate use information when across
6929         volatile insn.
6930
6931 2011-09-19  Maxim Kuvyrkov  <maxim@codesourcery.com>
6932
6933         * haifa-sched.c (has_edge_p, prev_non_location_insn, check_cfg):
6934         Remove maintenance overhead.
6935         (haifa_sched_init, sched_finish): Update.
6936
6937 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
6938
6939         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use if_then_else RTX
6940         to calculate unit, prefix_rep and prefix_data16 attributes.
6941         (*mov<mode>_internal): Ditto for unit attribute.
6942         (*movv2sf_internal_rex64): Ditto for unit and prefix_rep attributes.
6943         (*movv2sf_internal): Ditto.
6944         * config/i386/sse.md (VI1248_256): Remove mode iterator.
6945         (avx2_eq<mode>3): Use VI_256 instead of VI1248_256.
6946         (*avx2_eq<mode>3): Ditto.
6947         (avx2_gt<mode>3): Ditto.
6948
6949 2011-09-19  Uros Bizjak  <ubizjak@gmail.com>
6950
6951         * config/i386/i386.md (maxmin): New code iterator.
6952         * config/i386/sse.md (<maxmin:code><mode>3): Macroize expander
6953         from <umaxmin:code><mode>3 and <smaxmin:code><mode>3 using maxmin
6954         code iterator.
6955         (*avx2_<maxmin:code><mode>3): Macroize isn from
6956         *avx2_<umaxmin:code><mode>3 and *avx2_<smaxmin:code><mode>3 using
6957         maxmin code iterator.
6958         (<smaxmin:code><VI124_128:mode>3): Merge with <smaxmin:code>v8hi3.
6959         (<umaxmin:code><VI124_128:mode>3): Merge with umaxv4si3 and
6960         <umaxmin:code>v16qi3.
6961
6962 2011-09-19  Alan Modra  <amodra@gmail.com>
6963             Michael Meissner  <meissner@linux.vnet.ibm.com>
6964
6965         PR target/50341
6966         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Do not
6967         split the load of the indirect function's TOC from the call to
6968         prevent the compiler from moving the load of the new TOC above
6969         code that references the current function's TOC.
6970         (call_indirect_aix<ptrsize>_internal): Ditto.
6971         (call_indirect_aix<ptrsize>_nor11): Ditto.
6972         (call_indirect_aix<ptrsize>_internal2): Ditto.
6973         (call_value_indirect_aix<ptrsize>): Ditto.
6974         (call_value_indirect_aix<ptrsize>_internal): Ditto.
6975         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
6976         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
6977
6978 2011-09-19  Jakub Jelinek  <jakub@redhat.com>
6979
6980         * config/i386/sse.md (*sse4_1_extractps): Change into
6981         define_insn_and_split, add =x 0 n and =x x n alternatives
6982         and split them after reload.
6983
6984 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
6985
6986         * tree.h (TREE_NOT_CHECK4): Rename from bogus NON_TREE_CHECK4.
6987
6988 2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
6989
6990         * emit-rtl.c (copy_insn_1): Do not copy DEBUG_EXPRs.
6991
6992 2011-09-19  Ira Rosen  <ira.rosen@linaro.org>
6993
6994         PR tree-optimization/50413
6995         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
6996         a basic block if one of its data-refs can't be analyzed.
6997
6998 2011-09-19  Paul Brook  <paul@codesourcery.com>
6999
7000         * config/arm/predicates.md (shift_amount_operand): Check constant
7001         shift count is in range.
7002         (const_shift_operand): Remove.
7003
7004 2011-09-18  Eric Botcazou  <ebotcazou@adacore.com>
7005             Iain Sandoe  <developer@sandoe-acoustics.co.uk>
7006
7007         PR target/50091
7008         * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
7009         * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
7010
7011 2011-09-18  H.J. Lu  <hongjiu.lu@intel.com>
7012
7013         * config/i386/bmiintrin.h: Remove tmp.
7014         * config/i386/tbmintrin.h: Likewise.
7015
7016 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
7017
7018         PR tree-optimization/50414
7019         * tree-vect-slp.c (vect_get_constant_vectors): Handle MAX_EXPR and
7020         MIN_EXPR.
7021
7022 2011-09-18  Ira Rosen  <ira.rosen@linaro.org>
7023
7024         PR tree-optimization/50412
7025         * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
7026         acceses that require epilogue loop if vectorizing outer loop.
7027
7028 2011-09-17  David S. Miller  <davem@davemloft.net>
7029
7030         * config/sparc/sparc.md (UNSPEC_EDGE8, UNSPEC_EDGE8L,
7031         UNSPEC_EDGE16, UNSPEC_EDGE16L, UNSPEC_EDGE32, UNSPEC_EDGE32L):
7032         New unspecs.
7033         (define_attr type): New type 'edge'.
7034         (edge8_vis, edge8l_vis, edge16_vis, edge16l_vis, edge32_vis,
7035         edge32l_vis): New patterns.
7036         * config/sparc/ultra1_2.md: Add insn reservation for 'edge'.
7037         * config/sparc/ultra3.md: Likewise.
7038         * config/sparc/niagara.md: Likewise.
7039         * config/sparc/niagara2.md: Likewise.
7040         * config/sparc/sparc.d (sparc_vis_init_builtins): Generate
7041         builtins for VIS edge instructions.
7042         * config/sparc/visintrin.h (__vis_edge8, __vis_edge8l)
7043         (__vis_edge16, __vis_edge16l, __vis_edge32, __vis_edge32l): New
7044         intrinsics.
7045         (__v8qi, __v4qi): Make unsigned.
7046         (__vis_faligndatadi, ___vis_faligndatav2si, __vis_faligndatav4hi,
7047         __vis_faligndatav8qi, __vis_fmul8x16au, __vis_fmul8x16al,
7048         __vis_fpack32): Fix types.
7049         * doc/extend.texi: Document new 'edge' VIS intrinsics.
7050
7051         * gcc/config/sparc/sparc.c (niagara2_costs): Adjust integer
7052         divide costs.
7053         (niagara3_costs): New.
7054         (sparc_option_override): Use it.
7055         * gcc/config/sparc/niagara2.md: Adjust with more accurate
7056         Niagara-3 reservations.
7057
7058 2011-09-17  Jakub Jelinek  <jakub@redhat.com>
7059
7060         * config/i386/sse.md (VIMAX_AVX2): Change V4DI to V2TI.
7061         (sse2_avx, sseinsnmode): Add V2TI.
7062         (REDUC_SMINMAX_MODE): New mode iterator.
7063         (reduc_smax_v4sf, reduc_smin_v4sf, reduc_smax_v8sf,
7064         reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df): Remove.
7065         (reduc_<code>_<mode>): New smaxmin and umaxmin expanders.
7066         (sse2_lshrv1ti3): Rename to...
7067         (<sse2_avx2>_lshr<mode>3): ... this.  Use VIMAX_AVX2 mode
7068         iterator.  Move before umaxmin expanders.
7069         * config/i386/i386.h (VALID_AVX256_REG_MODE,
7070         SSE_REG_MODE_P): Accept V2TImode.
7071         * config/i386/i386.c (ix86_expand_reduc): Handle V32QImode,
7072         V16HImode, V8SImode and V4DImode.
7073
7074         * config/i386/i386.c (ix86_build_const_vector): Handle V8SImode
7075         and V4DImode.
7076         (ix86_build_signbit_mask): Likewise.
7077         (ix86_expand_int_vcond): Likewise.  Handle V16HImode and V32QImode.
7078         (bdesc_args): Use CODE_FOR_{s,u}m{ax,in}v{32q,16h,8s}i3
7079         instead of CODE_FOR_avx2_{s,u}m{ax,in}v{32q,16h,8s}i3.
7080         * config/i386/sse.md (avx2_<code><mode>3 umaxmin expand): Rename to...
7081         (<code><mode>3) ... this.
7082         (avx2_<code><mode>3 smaxmin expand): Rename to...
7083         (<code><mode>3) ... this.
7084         (smax<mode>3, smin<mode>3): Macroize using smaxmin code iterator.
7085         (smaxv2di3, sminv2di3): Macroize using smaxmin code iterator and
7086         VI8_AVX2 mode iterator.
7087         (umaxv2di3, uminv2di3): Macroize using umaxmin code iterator and
7088         VI8_AVX2 mode iterator.
7089         (vcond<V_256:mode><VI_256:mode>, vcondu<V_256:mode><VI_256:mode>):
7090         New expanders.
7091
7092 2011-09-17  Richard Sandiford  <rdsandiford@googlemail.com>
7093
7094         * config/ia64/itanium2.md: Use match_test rather than eq/ne symbol_ref
7095         throughout file.
7096
7097 2011-09-16  David S. Miller  <davem@davemloft.net>
7098
7099         * config/sparc/visintrin.h: New file.
7100         * config.gcc: Add it to extra_headers on sparc.
7101
7102 2011-09-16  Jakub Jelinek  <jakub@redhat.com>
7103
7104         * config/i386/i386.c (ix86_expand_reduc_v4sf): Rename to ...
7105         (ix86_expand_reduc): ... this.  Handle also V8SFmode and V4DFmode.
7106         * config/i386/sse.md (reduc_splus_v4sf, reduc_smax_v4sf,
7107         reduc_smin_v4sf): Adjust callers.
7108         (reduc_smax_v8sf, reduc_smin_v8sf, reduc_smax_v4df, reduc_smin_v4df):
7109         New expanders.
7110
7111         * config/i386/sse.md (vec_extract_hi_<mode>,
7112         vec_extract_hi_v16hi, vec_extract_hi_v32qi): Use
7113         vextracti128 instead of vextractf128 for -mavx2 and
7114         integer vectors.  For V4DFmode fix up mode attribute.
7115         (VEC_EXTRACT_MODE): For TARGET_AVX add 32-byte vectors.
7116         (vec_set_lo_<mode>, vec_set_hi_<mode>): For VI8F_256 modes use V4DF
7117         instead of V8SF mode attribute.
7118         (avx2_extracti128): Change into define_expand.
7119         * config/i386/i386.c (ix86_expand_vector_extract): Handle
7120         32-byte vector modes if TARGET_AVX.
7121
7122 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
7123
7124         * config/avr/avr.md: (umulqihi3, mulqihi3): Write as one pattern.
7125         (umulqi3_highpart, smulqi3_highpart): Ditto.
7126         (*maddqihi4.const, *umaddqihi4.uconst): Ditto.
7127         (*msubqihi4.const, *umsubqihi4.uconst): Ditto.
7128         (*muluqihi3.uconst, *mulsqihi3.sconst): Ditto.
7129
7130 2011-09-16  Georg-Johann Lay  <avr@gjlay.de>
7131
7132         PR target/50358
7133         * config/avr/avr.md (*ashiftqihi2.signx.1): New insn.
7134         (*maddqi4, *maddqi4.const): New insns.
7135         (*msubqi4, *msubqi4.const): New insns.
7136         * config/avr/avr.c (avr_rtx_costs): Record costs of above in cases
7137         PLUS:QI and MINUS:QI.  Increase costs of multiply-add/-sub for
7138         HImode by 1 in the case of multiplying with a CONST_INT.
7139         Record cost of *ashiftqihi2.signx.1 in case ASHIFT:QI.
7140
7141 2011-09-15   Jan Hubicka  <jh@suse.cz>
7142
7143         PR lto/50430
7144         * gimple-fold.c (gimple_get_virt_method_for_binfo): Do not ICE on
7145         error_mark_node in the DECL_INITIAL of vtable.
7146
7147 2011-09-15   Diego Novillo  <dnovillo@google.com>
7148
7149         * Makefile.in (SYSROOT_CFLAGS_FOR_TARGET): Define from
7150         @SYSROOT_CFLAGS_FOR_TARGET@.
7151         * configure.ac (SYSROOT_CFLAGS_FOR_TARGET): Set from build-sysroot.
7152         * configure: Regenerate.
7153         (site.exp): Add definition of TEST_ALWAYS_FLAGS.
7154         Remove setting of GCC_UNDER_TEST.
7155
7156 2011-09-15  Uros Bizjak  <ubizjak@gmail.com>
7157
7158         * config/i386/i386.c (output_fp_compare): Return %v prefixed
7159         instruction mnemonics for TARGET_AVX.
7160
7161         * config/i386/i386.md (*movdf_internal_rex64): use cond RTX in
7162         "type" attribute calculation.
7163         (*movdf_internal): Ditto.
7164         (*movsf_internal): Ditto.
7165
7166 2011-09-15  James Greenhalgh  <james.greenhalgh@arm.com>
7167
7168         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): New builtin macro.
7169
7170 2011-09-15  Jason Merrill  <jason@redhat.com>
7171
7172         PR c++/50361
7173         * expr.c (count_type_elements): Handle NULLPTR_TYPE.
7174
7175 2011-09-15  Jan Hubicka  <jh@suse.cz>
7176
7177         * ipa-inline-analysis.c (add_condition): Add conditions parameter;
7178         simplify obviously true clauses.
7179         (and_predicates, or_predicates): Add conditions parameter.
7180         (inline_duplication_hoook): Update.
7181         (mark_modified): New function.
7182         (unmodified_parm): New function.
7183         (eliminated_by_inlining_prob, (set_cond_stmt_execution_predicate,
7184         set_switch_stmt_execution_predicate, will_be_nonconstant_predicate):
7185         Use unmodified_parm.
7186         (estimate_function_body_sizes): Update.
7187         (remap_predicate): Update.
7188
7189 2011-09-15  Ira Rosen  <ira.rosen@linaro.org>
7190
7191         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Allow
7192         read-after-read dependencies in basic block SLP.
7193
7194 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7195
7196         * config/sparc/sparc.md: Use match_test rather than eq/ne symbol_ref
7197         throughout file.
7198
7199 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7200
7201         * config/sh/sh.md: Use match_test rather than eq/ne symbol_ref
7202         throughout file.
7203
7204 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7205
7206         * config/s390/s390.md: Use match_test rather than eq/ne symbol_ref
7207         throughout file.
7208
7209 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7210
7211         * config/rs6000/rs6000.md: Use match_test rather than eq/ne symbol_ref
7212         throughout file.
7213         * config/rs6000/constraints.md: Likewise.
7214
7215 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7216
7217         * config/microblaze/microblaze.md: Use match_test rather than
7218         eq/ne symbol_ref throughout file.
7219
7220 2011-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
7221
7222         * config/bfin/bfin.md: Use match_test rather than eq/ne symbol_ref
7223         throughout file.
7224
7225 2011-09-14  Tom de Vries  <tom@codesourcery.com>
7226
7227         PR middle-end/50251
7228         * explow.c (emit_stack_restore): Set crtl->need_drap if
7229         stack_restore is emitted.
7230
7231 2011-09-14  Julian Brown  <julian@codesourcery.com>
7232
7233         * config/arm/arm.c (arm_override_options): Add unaligned_access
7234         support.
7235         (arm_file_start): Emit attribute for unaligned access as appropriate.
7236         * config/arm/arm.md (UNSPEC_UNALIGNED_LOAD)
7237         (UNSPEC_UNALIGNED_STORE): Add constants for unspecs.
7238         (insv, extzv): Add unaligned-access support.
7239         (extv): Change to expander. Likewise.
7240         (extzv_t1, extv_regsi): Add helpers.
7241         (unaligned_loadsi, unaligned_loadhis, unaligned_loadhiu)
7242         (unaligned_storesi, unaligned_storehi): New.
7243         (*extv_reg): New (previous extv implementation).
7244         * config/arm/arm.opt (munaligned_access): Add option.
7245         * config/arm/constraints.md (Uw): New constraint.
7246         * expmed.c (store_bit_field_1): Adjust bitfield numbering according
7247         to size of access, not size of unit, when BITS_BIG_ENDIAN !=
7248         BYTES_BIG_ENDIAN. Don't use bitfield accesses for
7249         volatile accesses when -fstrict-volatile-bitfields is in effect.
7250         (extract_bit_field_1): Likewise.
7251
7252 2011-09-14  Richard Sandiford  <richard.sandiford@linaro.org>
7253
7254         * simplify-rtx.c (simplify_subreg): Check that the inner mode is
7255         a scalar integer before applying integer-only optimisations to
7256         inner arithmetic.
7257
7258 2011-09-14  Bernd Schmidt  <bernds@codesourcery.com>
7259
7260         * config/mips/mips.c (mips_expand_epilogue): Generate a
7261         simple_return only if the return address is in r31.
7262
7263 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
7264
7265         * cfgcleanup.c (try_head_merge_bb): If get_condition returns
7266         NULL for a jump that is a cc0 insn, pick the previous insn for
7267         move_before.
7268
7269 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7270
7271         * config/v850/v850.md: Use match_test rather than eq/ne symbol_ref
7272         throughout file.
7273
7274 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7275
7276         * config/pa/pa.md: Use match_test rather than eq/ne symbol_ref
7277         throughout file.
7278
7279 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7280
7281         * config/mn10300/mn10300.md: Use match_test rather than eq/ne
7282         symbol_ref throughout file.
7283
7284 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7285
7286         * config/m68k/m68k.md: Use match_test rather than eq/ne symbol_ref
7287         throughout file.
7288
7289 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7290
7291         * config/h8300/h8300.md: Use match_test rather than eq/ne symbol_ref
7292         throughout file.
7293
7294 2011-09-13  Richard Sandiford  <rdsandiford@googlemail.com>
7295
7296         * config/arm/arm.md: Use match_test rather than eq/ne symbol_ref
7297         throughout file.
7298         * config/arm/neon.md: Likewise.
7299         * config/arm/vfp.md: Likewise.
7300         * config/arm/thumb2.md: Likewise.
7301         * config/arm/cortex-m4.md: Likewise.
7302
7303 2011-09-13  Sevak Sargsyan <sevak.sargsyan@ispras.ru>
7304
7305         * config/arm/neon.md (neon_vabd<mode>_2, neon_vabd<mode>_3): New
7306         define_insn patterns for combine.
7307
7308 2011-09-13  Giuseppe Scrivano  <gscrivano@gnu.org>
7309
7310         * reorg.c: Always define make_return_insns.
7311
7312 2011-09-13  Jan Hubicka  <jh@suse.cz>
7313
7314         PR other/49533
7315         * cgraphunit.c (assemble_thunks_and_aliases): Force alias to be output.
7316
7317 2011-09-13  Jan Hubicka  <jh@suse.cz>
7318
7319         PR other/49533
7320         * ipa-inline-transform.c (can_remove_node_now_p): Fix thunkos.
7321
7322 2011-09-13  Paul Brook  <paul@codesourcery.com>
7323
7324         * config/arm/arm.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7325         (ARM_TARGET2_DWARF_FORMAT): Provide default definition.
7326         * config/arm/linux-eabi.h (ARM_TARGET2_DWARF_FORMAT): Define.
7327         * config/arm/symbian.h (ARM_TARGET2_DWARF_FORMAT): Define.
7328         * config/arm/uclinux-eabi.h(ARM_TARGET2_DWARF_FORMAT): Define.
7329         * config/arm/t-bpabi (EXTRA_HEADERS): Add unwind-arm-common.h.
7330         * config/arm/t-symbian (EXTRA_HEADERS): Add unwind-arm-common.h.
7331         * config/c6x/c6x.c (c6x_output_file_unwind): Don't rely on dwarf2 code
7332         enabling unwind tables.
7333         (c6x_debug_unwind_info): New function.
7334         (TARGET_ARM_EABI_UNWINDER): Define.
7335         (TARGET_DEBUG_UNWIND_INFO): Define.
7336         * config/c6x/c6x.h (DWARF_FRAME_RETURN_COLUMN): Define.
7337         (TARGET_EXTRA_CFI_SECTION): Remove.
7338         * config/c6x/t-c6x-elf (EXTRA_HEADERS): Set.
7339         * ginclude/unwind-arm-common.h: New file.
7340
7341 2011-09-13  Georg-Johann Lay  <avr@gjlay.de>
7342
7343         PR target/50358
7344         * config/avr/predicates.md (const_1_to_6_operand): New predicate.
7345         * config/avr/avr.md: (extend_s): New code attribute.
7346         (mul_r_d): New code attribute.
7347         (*maddqihi4, *umaddqihi4): New insns.
7348         (*msubqihi4, *umsubqihi4): New insns.
7349         (*usmaddqihi4, *sumaddqihi4): New insns.
7350         (*usmsubqihi4, *susubdqihi4): New insns.
7351         (*umaddqihi4.uconst, *maddqihi4.sconst): New insn-and-splits.
7352         (*umsubqihi4.uconst, *msubqihi4.sconst): New insn-and-splits.
7353         (*umsubqihi4.uconst.ashift): New insn-and-split.
7354         (*msubqihi4.sconst.ashift): New insn-and-split.
7355         (*sumaddqihi4.uconst): New insn-and-split.
7356         (*sumsubqihi4.uconst): New insn-and-split.
7357         * config/avr/avr.c (avr_rtx_costs): Report costs of above in case
7358         PLUS:HI and MINUS:HI.
7359
7360 2011-09-13  Revital Eres  <revital.eres@linaro.org>
7361
7362         modulo-sched.c (remove_node_from_ps): Return void instead of bool.
7363         (optimize_sc): Adjust call to remove_node_from_ps.
7364         (sms_schedule): Add print info.
7365
7366 2011-09-13  Bernd Schmidt  <bernds@codesourcery.com>
7367
7368         * rtl.c (copy_rtx): Do not handle frame_related, jump or call
7369         flags specially.
7370
7371 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7372
7373         PR bootstrap/50010
7374         * dwarf2cfi.c (add_cfis_to_fde): Ignore non-active insns in between
7375         NOTE_INSN_CFI notes, with the exception of
7376         NOTE_INSN_SWITCH_TEXT_SECTIONS.
7377
7378 2011-09-12  Bernd Schmidt  <bernds@codesourcery.com>
7379             Richard Sandiford  <rdsandiford@googlemail.com>
7380
7381         * config/mips/mips.c (mips_epilogue): New structure.
7382         (mips16e_save_restore_reg): Queue REG_CFA_RESTORE notes when
7383         restoring registers.
7384         (mips_epilogue_emit_cfa_restores): New function.
7385         (mips_epilogue_set_cfa): Likewise.
7386         (mips_restore_reg): Queue REG_CFA_RESTORE notes.  When restoring
7387         the current CFA register from the stack, redefine the CFA in terms
7388         of the stack pointer.
7389         (mips_expand_epilogue): Set up mips_epilogue.  Attach CFA information
7390         to the epilogue instructions.
7391
7392 2011-09-12  Richard Sandiford  <rdsandiford@googlemail.com>
7393
7394         * config/mips/mips.c (mips16e_save_restore_reg): Add a reg_parm_p
7395         argument.
7396         (mips16e_build_save_restore): Update accordingly.
7397
7398 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7399
7400         PR rtl-optimization/50212
7401         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7402         Skip also lps with NULL landing_pad or non-LABEL_P landing_pad.
7403
7404         PR debug/50299
7405         * calls.c (load_register_parameters): Use use_reg_mode instead
7406         of use_reg when adding a single register CALL_INSN_FUNCTION_USAGE
7407         entry.
7408         (expand_call): Set EXPR_LIST mode to TYPE_MODE of the argument
7409         for stack CALL_INSN_FUNCTION_USAGE uses.
7410         * expr.h (use_reg_mode): New prototype.
7411         (use_reg): Changed into inline around use_reg_mode.
7412         * expr.c (use_reg): Renamed to...
7413         (use_reg_mode): ... this.  Added MODE argument, set EXPR_LIST
7414         mode to that mode instead of VOIDmode.
7415         * var-tracking.c (prepare_call_arguments): Don't track parameters
7416         whose EXPR_LIST mode is VOIDmode, BLKmode or X mode isn't convertible
7417         to it using lowpart_subreg.  Convert VALUE and REG/MEM to the
7418         EXPR_LIST mode.
7419
7420 2011-09-12  Georg-Johann Lay  <avr@gjlay.de>
7421
7422         PR target/43746
7423         * config/avr/avr.c (AVR_SECTION_PROGMEM): New Define.
7424         (progmem_section): New Variable.
7425         (avr_asm_init_sections): Initialize it.
7426         (TARGET_ASM_SELECT_SECTION): Define to...
7427         (avr_asm_select_section): ... this new Function.
7428         (avr_replace_prefix): New Function.
7429         (avr_asm_function_rodata_section): Use it.
7430         (avr_insert_attributes): Don't add section attribute for PROGMEM.
7431         (avr_section_type_flags): Use avr_progmem_p instead of section
7432         name to detect if object is in PROGMEM.
7433         (avr_asm_named_section): Set section name prefix for objects in
7434         PROGMEM.
7435
7436 2011-09-12  Jakub Jelinek  <jakub@redhat.com>
7437
7438         PR bootstrap/50352
7439         * config/arm/arm.md (*push_fp_multi): Add % before %( and %) in the
7440         sprintf format string.
7441
7442 2011-09-12  Richard Guenther  <rguenther@suse.de>
7443
7444         PR tree-optimization/50343
7445         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check
7446         that the reduction is over an SSA name before checking its definition.
7447
7448 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
7449
7450         * config/cris/cris.md: Use match_test rather than eq/ne symbol_ref
7451         throughout file.
7452
7453 2011-09-11  Richard Sandiford  <rdsandiford@googlemail.com>
7454
7455         * config/mips/mips.md: Use match_test rather than eq/ne symbol_ref
7456         throughout file.
7457         * config/mips/sb1.md: Likewise.
7458         * config/mips/predicates.md: Replace (match_test "!...")
7459         with (not (match_test "..."))
7460         * config/mips/constraints.md: Likewise.
7461
7462 2011-09-09  Andrew Stubbs  <ams@codesourcery.com>
7463
7464         * config/arm/arm-cores.def (generic-armv7-a): New architecture.
7465         * config/arm/arm-tables.opt: Regenerate.
7466         * config/arm/arm-tune.md: Regenerate.
7467         * config/arm/arm.c (arm_file_start): Output .arch directive when
7468         user passes -mcpu=generic-*.
7469         (arm_issue_rate): Add genericv7a support.
7470         * config/arm/arm.h (EXTRA_SPECS): Add asm_cpu_spec.
7471         (ASM_CPU_SPEC): New define.
7472         * config/arm/elf.h (ASM_SPEC): Use %(asm_cpu_spec).
7473         * config/arm/semi.h (ASM_SPEC): Likewise.
7474         * doc/invoke.texi (ARM Options): Document -mcpu=generic-*
7475         and -mtune=generic-*.
7476
7477 2011-09-09  Richard Guenther  <rguenther@suse.de>
7478
7479         PR tree-optimization/50328
7480         * tree-vect-loop.c (vect_is_simple_reduction_1): Allow one
7481         constant or default-def operand.
7482
7483 2011-09-09  Richard Guenther  <rguenther@suse.de>
7484
7485         * tree-ssa-pre.c (create_expression_by_pieces): Fold the
7486         last statement.
7487
7488 2011-09-09  Richard Guenther  <rguenther@suse.de>
7489
7490         * gimple.h (fold_stmt_inplace): Adjust to take a gimple_stmt_iterator
7491         instead of a statement.
7492         * gimple-fold.c (fold_stmt_inplace): Likewise.
7493         * sese.c (graphite_copy_stmts_from_block): Adjust.
7494         * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7495         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Use
7496         fold_stmt.
7497         (forward_propagate_addr_into_variable_array_index): Likewise.
7498         (forward_propagate_addr_expr_1): adjust.
7499         (associate_plusminus): Likewise.
7500         (ssa_forward_propagate_and_combine): Likewise.
7501         * tree-ssa-mathopts.c (replace_reciprocal): Adjust.
7502         (execute_cse_reciprocals): Likewise.
7503         * tree-ssa.c (insert_debug_temp_for_var_def): Adjust.
7504
7505 2011-09-09  Nick Clifton  <nickc@redhat.com>
7506
7507         * config/mn10300/mn10300.c (mn10300_split_and_operand_count):
7508         Return a positive value to indicate that the bits at the
7509         bottom of the register should be cleared.
7510
7511 2011-09-09  Richard Guenther  <rguenther@suse.de>
7512
7513         * tree-ssa-operands.c (swap_tree_operands): Always adjust
7514         existing operand positions.
7515
7516 2011-09-09  Richard Guenther  <rguenther@suse.de>
7517
7518         PR middle-end/50333
7519         * tree-data-ref.c (split_constant_offset): Do not try to handle
7520         ternary ops.
7521
7522 2011-09-08  Andrew Stubbs  <ams@codesourcery.com>
7523
7524         PR tree-optimization/50318
7525         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Correct
7526         typo in use of mult_rhs1 and mult_rhs2.
7527
7528 2011-09-08  Uros Bizjak  <ubizjak@gmail.com>
7529
7530         * config/i386/i386.c (standard_sse_constant_p): Handle AVX2 modes.
7531         (standard_sse_constant_opcode) <case 2>: Change vpcmpeqd template.
7532
7533 2011-09-08  Bernd Schmidt  <bernds@codesourcery.com>
7534
7535         * config/arm/arm.md (push_multi): Emit predicates.
7536         (push_fp_multi): Likewise.
7537         * config/arm/arm.c (vfp_output_fstmd): Likewise.
7538
7539 2011-09-08  Dodji Seketeli  <dodji@redhat.com>
7540
7541         PR c++/33255 - Support -Wunused-local-typedefs warning
7542         * c-decl.c (lookup_name): Use the new maybe_record_typedef_use.
7543         (pushdecl): Use the new record_locally_defined_typedef.
7544         (store_parm_decls): Allocate cfun->language.
7545         (finish_function): Use the new maybe_warn_unused_local_typedefs,
7546         and free cfun->language.
7547         (c_push_function_context): Allocate cfun->language here only if needed.
7548         (c_pop_function_context): Likewise, mark cfun->language
7549         for collection only when it should be done.
7550         * c-common.c (handle_used_attribute): Don't ignore TYPE_DECL nodes.
7551         * c-typeck.c (c_expr_sizeof_type, c_cast_expr): Use the new
7552         maybe_record_local_typedef_use.
7553         * doc/invoke.texi: Update documentation for
7554         -Wunused-local-typedefs.
7555
7556 2011-09-08  Enkovich Ilya  <ilya.enkovich@intel.com>
7557
7558         * config/i386/i386-protos.h (ix86_lea_outperforms): New.
7559         (ix86_avoid_lea_for_add): Likewise.
7560         (ix86_avoid_lea_for_addr): Likewise.
7561         (ix86_split_lea_for_addr): Likewise.
7562
7563         * config/i386/i386.c (LEA_MAX_STALL): New.
7564         (increase_distance): Likewise.
7565         (insn_defines_reg): Likewise.
7566         (insn_uses_reg_mem): Likewise.
7567         (distance_non_agu_define_in_bb): Likewise.
7568         (distance_agu_use_in_bb): Likewise.
7569         (ix86_lea_outperforms): Likewise.
7570         (ix86_ok_to_clobber_flags): Likewise.
7571         (ix86_avoid_lea_for_add): Likewise.
7572         (ix86_avoid_lea_for_addr): Likewise.
7573         (ix86_split_lea_for_addr): Likewise.
7574         (distance_non_agu_define): Search in pred BBs added.
7575         (distance_agu_use): Search in succ BBs added.
7576         (IX86_LEA_PRIORITY): Value changed from 2 to 0.
7577         (LEA_SEARCH_THRESHOLD): Now depends on LEA_MAX_STALL.
7578         (ix86_lea_for_add_ok): Use ix86_lea_outperforms to make decision.
7579
7580         * config/i386/i386.md: Split added to transform non destructive
7581         add into move and add.
7582         (lea_1): transformed into insn_and_split to avoid AGU stalls.
7583         (lea<mode>_2): Likewise.
7584
7585 2011-09-08  Martin Jambor  <mjambor@suse.cz>
7586
7587         PR tree-optimization/50287
7588         * ipa-split.c (split_function): Do not create SSA names for
7589         non-gimple-registers.
7590
7591 2011-09-08  Richard Guenther  <rguenther@suse.de>
7592
7593         PR tree-optimization/19831
7594         * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Also
7595         skip builtins with vdefs that do not really store something.
7596         (propagate_necessity): For calls to free that we can associate
7597         with an allocation function do not mark the freed pointer
7598         definition necessary.
7599         (eliminate_unnecessary_stmts): Remove a call to free if
7600         the associated call to an allocation function is not necessary.
7601
7602 2011-09-08  Richard Guenther  <rguenther@suse.de>
7603
7604         PR tree-optimization/19831
7605         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark
7606         allocation functions as necessary.
7607
7608 2011-09-08  Iain Sandoe  <iains@gcc.gnu.org>
7609
7610         * config/darwin-driver.c (darwin_find_version_from_kernel): New routine
7611         cut from ...
7612         (darwin_default_min_version): Amended to provide defaults
7613         for the cross directory case.
7614         (darwin_driver_init): call darwin_default_min_version unconditionally.
7615         * config/darwin.h (DEF_MIN_OSX_VERSION): New.
7616         * config/darwin9.h: Likewise.
7617         * config/darwin10.h: Likewise.
7618         * config/rs6000/darwin7.h: Likewise.
7619
7620 2011-09-08  Jakub Jelinek  <jakub@redhat.com>
7621
7622         PR target/50310
7623         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
7624         code early if TARGET_AVX.
7625         (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
7626
7627 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
7628
7629         * config/i386/sse.md (sseinsnmode): Remove 32-byte integer vector
7630         duplicates.
7631
7632         PR target/50310
7633         * config/i386/sse.md (*andnot<mode>3, *<code><mode>3): Fix up
7634         "mode" attribute computation.
7635
7636 2011-09-07  Bernd Schmidt  <bernds@codesourcery.com>
7637
7638         * regrename.c (struct du_head): Make nregs signed.
7639         (closed_chains): Remove.
7640         (create_new_chain): Return the new chain.
7641         (chain_from_id): New static function.
7642         (dump_def_use_chain): Change argument to be an int, indicating
7643         the first ID to print.  All callers changed.
7644         (merge_overlapping_regs): Use chain_from_id.  Assert that
7645         chains don't conflict with themselves.
7646         (rename_chains): Take no argument.  Iterate over id_to_chain
7647         rather to find chains to rename.  Clear tick before the main loop.
7648         (struct incoming_reg_info): New struct.
7649         (struct bb_rename_info): New struct.
7650         (init_rename_info, set_incoming_from_chain, merge_chains): New
7651         static functions.
7652         (regrename_analyze): New static function, broken out of
7653         regrename_optimize.  Record and make use of open chain information
7654         at basic block boundaries, and merge chains where possible.
7655         (scan_rtx_reg): Make this_nregs signed.  Don't update
7656         closed_chains.
7657         (build_def_use): Return a bool to indicate success.  All callers
7658         changed.  Don't initialize global data here.
7659         (regrename_optimize): Move most code out of here into
7660         regrename_analyze.
7661         * regs.h (add_range_to_hard_reg_set, remove_range_from_hard_reg_set,
7662         range_overlaps_hard_reg_set_p, range_in_hard_reg_set_p): New
7663         static inline functions.
7664         * vec.h (FOR_EACH_VEC_ELT_FROM): New macro.
7665
7666         * bb-reorder.c (insert_section_boundary_note): Don't check
7667         optimize_function_for_speed_p.
7668         (gate_handle_partition_blocks): Do it here instead.
7669         (gate_handle_reorder_blocks): Move preliminary checks here ...
7670         (rest_of_handle_reorder_blocks): ... from here.
7671
7672 2011-09-07  Martin Jambor  <mjambor@suse.cz>
7673
7674         PR middle-end/50301
7675         * ipa-cp.c (find_more_values_for_callers_subset): Check jump
7676         function index bounds.
7677         (perhaps_add_new_callers): Likewise.
7678
7679 2011-09-07  Martin Jambor  <mjambor@suse.cz>
7680
7681         PR tree-optimization/49911
7682         * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
7683         enumerations to the corresponding plain integer type.
7684
7685 2011-09-07  Richard Guenther  <rguenther@suse.de>
7686
7687         PR tree-optimization/50319
7688         * tree-if-conv.c (set_bb_predicate): Assert we only set
7689         canonical predicates.
7690         (add_to_predicate_list): Simplify.  Allow TRUTH_NOT_EXPR
7691         around canonical predicates.
7692         (predicate_bbs): Do not re-gimplify already canonical
7693         predicates.  Properly unshare them though.
7694         (find_phi_replacement_condition): Simplify.
7695
7696 2011-09-07  Richard Sandiford  <richard.sandiford@linaro.org>
7697
7698         PR target/49030
7699         * config/arm/arm-protos.h (maybe_get_arm_condition_code): Declare.
7700         * config/arm/arm.c (maybe_get_arm_condition_code): New function,
7701         reusing the old code from get_arm_condition_code.  Return ARM_NV
7702         for invalid comparison codes.
7703         (get_arm_condition_code): Redefine in terms of
7704         maybe_get_arm_condition_code.
7705         * config/arm/predicates.md (arm_comparison_operator): Use
7706         maybe_get_arm_condition_code.
7707
7708 2011-09-07  Richard Guenther  <rguenther@suse.de>
7709
7710         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
7711         Canonicalize negated predicates by swapping edges.
7712         (forward_propagate_into_cond): Likewise.
7713
7714 2011-09-07  Richard Guenther  <rguenther@suse.de>
7715
7716         PR tree-optimization/50213
7717         * tree-flow.h (simple_iv_increment_p): Declare.
7718         * tree-ssa-dom.c (simple_iv_increment_p): Export.  Also handle
7719         POINTER_PLUS_EXPR.
7720         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Do
7721         not propagate simple IV counter increments.
7722
7723 2011-09-07  Eric Botcazou  <ebotcazou@adacore.com>
7724             Iain Sandoe  <iains@gcc.gnu.org>
7725
7726         * config/rs6000/rs6000.c (compute_save_world_info): Test
7727         cfun->has_nonlocal_label to determine if the out-of-line save
7728         world call may be used.
7729
7730 2011-09-07  Nick Clifton  <nickc@redhat.com>
7731
7732         * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Set the jump
7733         label on the parallel part of the insn.
7734
7735 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
7736
7737         PR debug/50191
7738         * dwarf2out.c (mem_loc_descriptor) <case MEM>: Try
7739         avoid_constant_pool_reference first instead of last.
7740
7741 2011-09-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
7742
7743         * doc/configfiles.texi (Configuration Files): Update documentation
7744         about tm_p.h and remove FIXME comment.
7745
7746 2011-09-06  Uros Bizjak  <ubizjak@gmail.com>
7747
7748         * config/i386/i386.c (ix86_function_value_regno_p): Use AX_REG.
7749         (function_value_32): Do not check TARGET_MMX, TARGET_SSE or TARGET_AVX.
7750
7751 2011-09-06  Iain Sandoe  <iains@gcc.gnu.org>
7752
7753         * config/darwin10.h Remove duplicate LIB_SPEC.
7754
7755 2011-09-06  Enkovich Ilya  <ilya.enkovich@intel.com>
7756
7757         PR middle-end/44382
7758         * target.def (reassociation_width): New hook.
7759
7760         * doc/tm.texi.in (reassociation_width): Likewise.
7761
7762         * doc/tm.texi (reassociation_width): Likewise.
7763
7764         * doc/invoke.texi (tree-reassoc-width): New param documented.
7765
7766         * hooks.h (hook_int_uint_mode_1): New default hook.
7767
7768         * hooks.c (hook_int_uint_mode_1): Likewise.
7769
7770         * config/i386/i386.h (ix86_tune_indices): Add
7771         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
7772
7773         (TARGET_REASSOC_INT_TO_PARALLEL): New.
7774         (TARGET_REASSOC_FP_TO_PARALLEL): Likewise.
7775
7776         * config/i386/i386.c (initial_ix86_tune_features): Add
7777         X86_TUNE_REASSOC_INT_TO_PARALLEL and X86_TUNE_REASSOC_FP_TO_PARALLEL.
7778
7779         (ix86_reassociation_width): New function.
7780
7781         * params.def (PARAM_TREE_REASSOC_WIDTH): New param added.
7782
7783         * tree-ssa-reassoc.c (get_required_cycles): New function.
7784         (get_reassociation_width): Likewise.
7785         (swap_ops_for_binary_stmt): Likewise.
7786         (rewrite_expr_tree_parallel): Likewise.
7787
7788         (rewrite_expr_tree): Refactored.  Part of code moved into
7789         swap_ops_for_binary_stmt.
7790
7791         (reassociate_bb): Now checks reassociation width to be used and
7792         call rewrite_expr_tree_parallel instead of rewrite_expr_tree if needed.
7793
7794 2011-09-06  Richard Guenther  <rguenther@suse.de>
7795
7796         PR tree-optimization/47025
7797         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): BUILT_IN_VA_END
7798         uses nothing.
7799         (call_may_clobber_ref_p_1): BUILT_IN_VA_END is a barrier like
7800         BUILT_IN_FREE.
7801         (stmt_kills_ref_p_1): BUILT_IN_VA_END kills what its argument
7802         definitely points to.
7803         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7804         BUILT_IN_VA_START doesn't let its va_list argument escape.
7805         * tree-ssa-dce.c (propagate_necessity): BUILT_IN_VA_END does
7806         not make any previous stores necessary.
7807
7808 2011-09-06  Martin Jambor  <mjambor@suse.cz>
7809
7810         * ipa-inline.h (struct inline_summary): Move versionable flag...
7811         * cgraph.h (struct cgraph_local_info): ...here
7812         * ipa-cp.c (determine_versionability): Use the new versionable flag.
7813         (determine_versionability): Likewise.
7814         (ipcp_versionable_function_p): Likewise.
7815         (ipcp_generate_summary): Likewise.
7816         * ipa-inline-analysis.c (dump_inline_summary): Do not dump the
7817         versionable flag.
7818         (compute_inline_parameters): Do not clear the versionable flag.
7819         (inline_read_section): Do not stream the versionable flag.
7820         (inline_write_summary): Likewise.
7821         * lto-cgraph.c (lto_output_node): Stream the versionable flag.
7822         (input_overwrite_node): Likewise.
7823
7824 2011-09-06  Richard Guenther  <rguenther@suse.de>
7825
7826         PR tree-optimization/48149
7827         * tree-ssa-sccvn.c (vn_get_expr_for): Simplify.  Fix tuplification bug.
7828         (vn_valueize): Move earlier.
7829         (valueize_expr): Use vn_valueize.
7830         (simplify_binary_expression): Simplify, also combine COMPLEX_EXPR
7831         operands.
7832         (simplify_unary_expression): Simplify.
7833
7834 2011-09-06  Richard Guenther  <rguenther@suse.de>
7835
7836         PR tree-optimization/48317
7837         * tree-ssa-sccvn.h (struct vn_nary_op_s): Make op a true
7838         trailing array.
7839         (sizeof_vn_nary_op): New inline function.
7840         (vn_nary_op_lookup_pieces): Adjust.
7841         (vn_nary_op_insert_pieces): Likewise.
7842         * tree-ssa-sccvn.c (vn_nary_op_eq): Also compare the length.
7843         (init_vn_nary_op_from_pieces): Adjust signature.  Deal with
7844         any number of operands.
7845         (vn_nary_length_from_stmt): New function.
7846         (init_vn_nary_op_from_stmt): Adjust for CONSTRUCTOR handling.
7847         (vn_nary_op_lookup_pieces): Adjust signature and allocate properly
7848         sized temporary.
7849         (vn_nary_op_lookup): Likewise.
7850         (vn_nary_op_lookup_stmt): Likewise.
7851         (vn_nary_op_insert_into): Likewise.
7852         (vn_nary_op_insert_stmt): Likewise.
7853         (visit_use): Handle CONSTRUCTOR as nary.
7854         * tree-ssa-pre.c (phi_translate_1): Adjust.
7855         (create_expression_by_pieces): Likewise.
7856         (compute_avail): Likewise.
7857
7858 2011-09-06  Ira Rosen  <ira.rosen@linaro.org>
7859
7860          * config/arm/arm.c (arm_preferred_simd_mode): Check
7861         TARGET_NEON_VECTORIZE_DOUBLE instead of
7862         TARGET_NEON_VECTORIZE_QUAD.
7863         (arm_autovectorize_vector_sizes): Likewise.
7864         * config/arm/arm.opt (mvectorize-with-neon-quad): Make inverse
7865         mask of mvectorize-with-neon-double.  Add RejectNegative.
7866         (mvectorize-with-neon-double): New.
7867
7868 2011-09-06  Richard Guenther  <rguenther@suse.de>
7869
7870         * tree-ssa-sccvn.c (visit_use): CSE stmt pieces and simplify matching.
7871
7872 2011-09-06  Tom de Vries  <tom@codesourcery.com>
7873
7874         * recog.c (asm_labels_ok): New function.
7875         (check_asm_operands): Use asm_labels_ok.
7876
7877 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
7878
7879         PR target/49606
7880         * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): Check Pmode.
7881         (PMODE_INSN): New macro.
7882         * config/mips/mips.c (gen_load_const_gp): Use PMODE_INSN.
7883         (mips_got_load, mips_expand_synci_loop): Likewise.
7884         (mips_save_gp_to_cprestore_slot): Handle SImode and DImode
7885         cprestore patterns.
7886         (mips_emit_loadgp): Use PMODE_INSN.  Handle SImode and DImode
7887         copygp_mips16 patterns.
7888         (mips_expand_prologue): Handle SImode and DImode potential_cprestore
7889         and use_cprestore patterns.
7890         (mips_override_options): Check for incompatible -mabi and -mlong
7891         combinations.
7892         * config/mips/mips.md (unspec_got<mode>): Rename to...
7893         (unspec_got_<mode>): ...this.
7894         (copygp_mips16): Use the Pmode iterator.
7895         (potential_cprestore, cprestore, use_cprestore): Likewise.
7896         (clear_cache, indirect_jump): Use PMODE_INSN.
7897         (indirect_jump<mode>): Rename to...
7898         (indirect_jump_<mode>): ...this.
7899         (tablejump): Use PMODE_INSN.
7900         (tablejump<mode>): Rename to...
7901         (tablejump_<mode>): ...this.
7902         (exception_receiver): Handle restore_gp_si and restore_gp_di.
7903         (restore_gp): Use the Pmode iterator.
7904         * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Use
7905         PMODE_INSN.
7906
7907 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
7908
7909         * config/mips/mips.c (mips_gimplify_va_arg_expr): Unshare off.
7910         Fix the type of the BIT_AND_EXPR.
7911
7912 2011-09-05  David S. Miller  <davem@davemloft.net>
7913
7914         * config.host: Add driver-sparc.o and sparc/x-sparc on
7915         native sparc*-*-linux* builds.
7916         * config/sparc/driver-sparc.c: Correct Linux strings.
7917         * config/sparc/linux.h: Add DRIVER_SELF_SPECS.
7918         * config/sparc/linux64.h: Likewise.
7919         * doc/invoke.texi: Document that Linux also supports
7920         -mcpu=native and -mtune=native on sparc.
7921
7922         * config/sparc/sparc-opts.h (PROCESSOR_NIAGARA3,
7923         PROCESSOR_NIAGARA4): New.
7924         * config/sparc/sparc.opt: Handle new processor types.
7925         * config/sparc/sparc.md: Add to "cpu" attribute.
7926         * config/sparc/sparc.h (TARGET_CPU_niagara3,
7927         TARGET_CPU_niagara4): New, treat as niagara2.
7928         * config/sparc/linux64.h: Handle niagara3 and niagara4 like niagara2.
7929         * config/sparc/sol2.h: Likewise.
7930         * config/sparc/niagara2.md: Schedule niagara3 like niagara2.
7931         * config/sparc/sparc.c (sparc_option_override): Add
7932         niagara3 and niagara4 handling.
7933         (sparc32_initialize_trampoline): Likewise.
7934         (sparc64_initialize_trampoline): Likewise.
7935         (sparc_use_sched_lookahead): Likewise.
7936         (sparc_issue_rate): Likewise.
7937         (sparc_register_move_cost): Likewise.
7938         * config/sparc/driver-sparc.c (cpu_names): Use niagara3
7939         and niagara4 as appropriate.
7940         * doc/invoke.texi: Document new processor types.
7941         * config.gcc: Recognize niagara3 and niagara4 in --with-cpu
7942         and --with-tune options.
7943
7944         * config/sparc/sol2-64.h: Move ...
7945         * config/sparc/default-64.h: ... to here.  Update comment.
7946         * config.gcc: Update Solaris sparc to use default-64.h, also
7947         prefix this header into the list on sparc64-*-linux.
7948         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if
7949         TARGET_64BIT_DEFAULT is defined.  Remove commented out reference
7950         to MASK_HARD_QUAD.
7951
7952 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
7953
7954         PR target/50289
7955         * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
7956         that contain global register variable.
7957
7958 2011-09-05  Richard Guenther  <rguenther@suse.de>
7959
7960         * tree-cfg.c (replace_uses_by): Use fold_stmt, not fold_stmt_inplace.
7961
7962 2011-09-05  Richard Guenther  <rguenther@suse.de>
7963
7964         * stor-layout.c (layout_type): Use size_binop for array size
7965         calculations.
7966
7967 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
7968
7969         * config/avr/avr.h (progmem_section): Remove Declaration.
7970         * config/avr/avr.c (progmem_section): Make static and rename to
7971         progmem_swtable_section.
7972         (avr_output_addr_vec_elt): No need to switch sections.
7973         (avr_asm_init_sections): Use output_section_asm_op as section
7974         callback for progmem_swtable_section.
7975         (avr_output_progmem_section_asm_op): Remove Function.
7976         (TARGET_ASM_FUNCTION_RODATA_SECTION): New Define.
7977         (avr_asm_function_rodata_section): New static Function.
7978         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Output
7979         alignment 2**1 for jump tables.
7980
7981 2011-09-04  Jan Hubicka  <jh@suse.cz>
7982
7983         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Check that
7984         parameter is SSA name.
7985
7986 2011-09-04  Richard Guenther  <rguenther@suse.de>
7987
7988         Revert
7989         2011-08-31  Richard Guenther  <rguenther@suse.de>
7990
7991         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
7992         special-casing.
7993
7994 2011-09-04  Iain Sandoe  <iains@gcc.gnu.org>
7995
7996         PR debug/49901
7997         * config/darwin.h (DEBUG_MACRO_SECTION): New macro.
7998
7999 2011-09-04  Jakub Jelinek  <jakub@redhat.com>
8000             Ira Rosen  <ira.rosen@linaro.org>
8001
8002         PR tree-optimization/50208
8003         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add an
8004         argument.  Check that def_stmt is inside the loop.
8005         (vect_recog_widen_mult_pattern): Update calls to
8006         vect_handle_widen_mult_by_cons.
8007         (vect_operation_fits_smaller_type): Check that def_stmt is
8008         inside the loop.
8009
8010 2011-09-04  Ira Rosen  <ira.rosen@linaro.org>
8011
8012         * tree-vectorizer.c (vect_print_dump_info): Print line
8013         number when dumping to a file.
8014         (vectorize_loops): Add new messages to dump file.
8015
8016 2011-09-03  Martin Jambor  <mjambor@suse.cz>
8017
8018         * ipa-prop.h (ipa_jump_func_t): New typedef.
8019         (struct ipa_edge_args): Removed field argument_count, field
8020         jump_functions turned into a vector.
8021         (ipa_set_cs_argument_count): Removed.
8022         (ipa_get_cs_argument_count): Updated to work on vectors.
8023         (ipa_get_ith_jump_func): Likewise.
8024         * ipa-prop.c (ipa_count_arguments): Removed.
8025         (compute_scalar_jump_functions): Use ipa_get_ith_jump_func to access
8026         jump functions.  Update caller.
8027         (compute_pass_through_member_ptrs): Likewise.
8028         (compute_cst_member_ptr_arguments): Likewise.
8029         (ipa_compute_jump_functions_for_edge): Get number of arguments from
8030         the statement, allocate vector.
8031         (ipa_compute_jump_functions): Do not call ipa_count_arguments.
8032         (duplicate_ipa_jump_func_array): Removed.
8033         (ipa_edge_duplication_hook): Use VEC_copy, do not copy argument count.
8034         (ipa_read_node_info): Allocate vector.
8035
8036 2011-09-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8037
8038         PR middle-end/50232
8039         * config/pa/pa.md (return): Define "return" insn pattern.
8040         (epilogue): Use it when no epilogue is needed.
8041         * config/pa/pa.c (pa_can_use_return_insn): New function.
8042         * config/pa/pa-protos.h (pa_can_use_return_insn): Declare.
8043
8044 2011-09-03  Eric Botcazou  <ebotcazou@adacore.com>
8045
8046         * cfgexpand.c (add_stack_var): Assert that the alignment is not zero.
8047         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Revert latest change.
8048         Force at least BITS_PER_UNIT alignment on the new variable.
8049
8050 2011-09-02  Gary Funck <gary@intrepid.com>
8051
8052         * opts.c (print_specific_help): Fix off-by-one compare in
8053         assertion check.
8054         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
8055         CL_TARGET, CL_COMMON, CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED):
8056         Increase by +5 to allow for more languages.
8057         * optc-gen.awk: Generate #if that ensures that the number of
8058         languages is within the implementation-defined limit.
8059
8060 2011-09-02  Michael Matz  <matz@suse.de>
8061
8062         PR middle-end/50260
8063         * ipa-split.c (split_function): Call add_referenced_var.
8064
8065         * tree-ssa-phiopt.c (cond_store_replacement): Don't call get_var_ann.
8066         (cond_if_else_store_replacement_1): Ditto.
8067         * tree-ssa-pre.c (get_representative_for): Ditto.
8068         (create_expression_by_pieces): Ditto.
8069         (insert_into_preds_of_block): Ditto.
8070         * tree-sra.c (create_access_replacement): Ditto.
8071         (get_replaced_param_substitute): Ditto.
8072
8073 2011-09-02  Bernd Schmidt  <bernds@codesourcery.com>
8074
8075         * config/c6x/c6x.md (collapse-ndfa, no-comb-vect): New
8076         automata_options.
8077         (d1, l1, s1, m1, d2, l2, s2, m2): Changed to define_query_cpu_unit.
8078         (l1w, s1w, l2w, s2w): Define in the main automaton.
8079         (fps1, fpl1, adddps1, adddpl1, fps2, fpl2, adddps2, adddpl2): New
8080         units.
8081         * config/c6x/c6x.c (c6x_sched_insn_info): Add unit_mask member.
8082         (c6x_unit_names): Add the new units.
8083         (c6x_unit_codes): New static array.
8084         (UNIT_QID_D1, UNIT_QID_L1, UNIT_QID_S1, UNIT_QID_M1, UNIT_QID_FPS1,
8085         UNIT_QID_FPL1, UNIT_QID_ADDDPS1, UNIT_QID_ADDDPL1,
8086         UNIT_QID_SIDE_OFFSET): New macros.
8087         (RESERVATION_S2): Adjust value.
8088         (c6x_option_override): Compute c6x_unit_codes.
8089         (assign_reservations): Take the unit_mask of the last instruction
8090         into account.  Detect floating point reservations by looking for
8091         the new units.  Don't assign reservations if the field is already
8092         nonzero.
8093         (struct c6x_sched_context): Add member prev_cycle_state_ctx.
8094         (init_sched_state): Initialize it.
8095         (c6x_clear_sched_context): Free it.
8096         (insn_set_clock): Clear reservation.
8097         (prev_cycle_state): New static variable.
8098         (c6x_init_sched_context): Save it.
8099         (c6x_sched_init): Allocate space for it and clear it.
8100         (c6x_sched_dfa_pre_cycle_insn): New static function.
8101         (c6x_dfa_new_cycle): Save state at the start of a new cycle.
8102         (c6x_variable_issue): Only record units in the unit_mask that
8103         were not set at the start of the cycle.
8104         (c6x_variable_issue): Compute and store the unit_mask from the
8105         current state.
8106         (reorg_split_calls): Ensure the new information remains correct.
8107         (TARGET_SCHED_DFA_NEW_CYCLE, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
8108         TARGET_SCHED_DFA_PRE_CYCLE_INSN): Define.
8109         * config/c6x/c6x.h (CPU_UNITS_QUERY): Define.
8110         * config/c6x/c6x-sched.md.in (fp4_ls_N__CROSS_, adddp_ls_N__CROSS_):
8111         Add special reservations.
8112         * config/c6x/c6x-sched.md: Regenerate.
8113
8114 2011-09-02  Martin Jambor  <mjambor@suse.cz>
8115
8116         * ipa-prop.h (ipa_node_params): Removed fields
8117         called_with_var_arguments and node_versionable.
8118         (ipa_set_called_with_variable_arg): Removed.
8119         (ipa_is_called_with_var_arguments): Likewise.
8120         * ipa-cp.c (ipa_get_lattice): Fixed index check in an assert.
8121         (determine_versionability): Do not check for type attributes and va
8122         builtins.  Record versionability into inline summary.
8123         (initialize_node_lattices): Do not check
8124         ipa_is_called_with_var_arguments.
8125         (propagate_constants_accross_call): Likewise, ignore arguments we do
8126         not have PARM_DECLs for, set variable flag for parameters that were
8127         not passed a value.
8128         (create_specialized_node): Dump info that we cannot change signature.
8129         * ipa-prop.c (ipa_compute_jump_functions): Do not care about variable
8130         number of arguments.
8131         (ipa_make_edge_direct_to_target): Likewise.
8132         (ipa_update_after_lto_read): Likewise.
8133         (ipa_node_duplication_hook): Do not copy called_with_var_arguments flag.
8134         * tree-inline.c (copy_arguments_for_versioning): Copy PARM_DECLs if
8135         they were remapped.
8136
8137 2011-09-02  Richard Guenther  <rguenther@suse.de>
8138
8139         PR tree-optimization/27460
8140         PR middle-end/29269
8141         * doc/md.texi (vcond): Document.
8142         * genopinit.c (optabs): Turn vcond{,u}_optab into a conversion
8143         optab with two modes.
8144         * optabs.h (enum convert_optab_index): Add COI_vcond, COI_vcondu.
8145         (enum direct_optab_index): Remove DOI_vcond, DOI_vcondu.
8146         (vcond_optab): Adjust.
8147         (vcondu_optab): Likewise.
8148         (expand_vec_cond_expr_p): Adjust prototype.
8149         * optabs.c (get_vcond_icode): Adjust.
8150         (expand_vec_cond_expr_p): Likewise.
8151         (expand_vec_cond_expr): Likewise.
8152         * tree-vect-stmts.c (vect_is_simple_cond): Return the comparison
8153         vector type.
8154         (vectorizable_condition): Allow differing types for comparison
8155         and result.
8156         * config/i386/i386.c (ix86_expand_sse_cmp): Use proper mode
8157         for the comparison.
8158         * config/i386/sse.md (vcond<mode>): Split to
8159         vcond<V_256:mode><VF_256:mode>, vcond<V_128:mode><VF_128:mode>,
8160         vcond<V_128:mode><VI124_128:mode> and
8161         vcondu<V_128:mode><VI124_128:mode>.
8162         (vcondv2di): Change to vcond<VI8F_128:mode>v2di.
8163         (vconduv2di): Likewise.
8164         * config/arm/neon.md (vcond<mode>): Change to vcond*<mode><mode>.
8165         (vcondu<mode>): Likewise.
8166         * config/ia64/vect.md (vcond<mode>): Likewise.
8167         (vcondu<mode>): Likewise.
8168         (vcondv2sf): Likewise.
8169         * config/mips/mips-ps-3d.md (vcondv2sf): Likewise.
8170         * config/rs6000/paired.md (vcondv2sf): Likewise.
8171         * config/rs6000/vector.md (vcond<mode>): Likewise.
8172         (vcondu<mode>): Likewise.
8173         * config/spu/spu.md (vcond<mode>): Likewise.
8174         (vcondu<mode>): Likewise.
8175
8176 2011-09-02  Richard Guenther  <rguenther@suse.de>
8177
8178         * pretty-print.h (pp_unsigned_wide_integer): New.
8179         * tree-pretty-print.c (dump_generic_node): Print unsigned
8180         host-wide-int fitting INTEGER_CSTs with pp_unsigned_wide_integer.
8181
8182 2011-09-02  Richard Sandiford  <richard.sandiford@linaro.org>
8183
8184         PR target/49987
8185         * config/rs6000/rs6000.c (paired_expand_vector_init): Check for
8186         valid CONST_VECTOR operands.
8187         (rs6000_expand_vector_init): Likewise.
8188
8189 2011-09-02  Martin Jambor  <mjambor@suse.cz>
8190
8191         * cgraph.h (cgraph_indirect_call_info): Removed field thunk_delta.
8192         * gimple-fold.c (gimple_get_virt_method_for_binfo): Rewritten to use
8193         BINFO_VTABLE.  Parameter delta removed, all callers updated.
8194         * tree.c (free_lang_data_in_binfo): Clear BINFO_VIRTUALs instead
8195         BINFO_VTABLE.
8196         * cgraph.c (cgraph_make_edge_direct): Removed parameter delta, updated
8197         all calls.
8198         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Removed
8199         handling of thunk_delta.
8200         * ipa-cp.c (get_indirect_edge_target): Removed parameter delta.
8201         (devirtualization_time_bonus): Do not handle thunk deltas.
8202         (ipcp_discover_new_direct_edges): Likewise.
8203         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
8204         (try_make_edge_direct_simple_call): Likewise.
8205         (try_make_edge_direct_virtual_call): Likewise.
8206         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
8207         parameter set as unused.
8208         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
8209         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
8210         parameter set as unused.
8211         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
8212         (input_edge_opt_summary): Likewise.
8213         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not stream
8214         BINFO_VIRTUALS at all.
8215         * lto-streamer-in.c (lto_input_ts_binfo_tree_pointers): Likewise.
8216
8217 2011-09-02  Richard Guenther  <rguenther@suse.de>
8218
8219         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Do not fold alloca (0).
8220         (ccp_fold_stmt): Continue replacing args when folding alloca fails.
8221
8222 2011-08-31  Richard Guenther  <rguenther@suse.de>
8223
8224         * expr.c (expand_expr_real_2): Move COND_EXPR and VEC_COND_EXPR
8225         handling here, from ...
8226         (expand_expr_real_1): ... here.
8227         * gimple-pretty-print.c (dump_ternary_rhs): Handle COND_EXPR
8228         and VEC_COND_EXPR.
8229         * gimple.c (gimple_rhs_class_table): Make COND_EXPR and VEC_COND_EXPR
8230         a GIMPLE_TERNARY_RHS.
8231         * tree-cfg.c (verify_gimple_assign_ternary): Handle COND_EXPR
8232         and VEC_COND_EXPR here ...
8233         (verify_gimple_assign_single): ... not here.
8234         * gimple-fold.c (fold_gimple_assign): Move COND_EXPR folding.
8235         * tree-object-size.c (cond_expr_object_size): Adjust.
8236         (collect_object_sizes_for): Likewise.
8237         * tree-scalar-evolution.c (interpret_expr): Don't handle ternary RHSs.
8238         * tree-ssa-forwprop.c (forward_propagate_into_cond): Fix and simplify.
8239         (ssa_forward_propagate_and_combine): Adjust.
8240         * tree-ssa-loop-im.c (move_computations_stmt): Build the COND_EXPR
8241         as ternary.
8242         * tree-ssa-threadedge.c (fold_assignment_stmt): Adjust.
8243         * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
8244         * tree-vect-stmt.c (vectorizable_condition): Likewise.
8245         * tree-vrp.c (extract_range_from_cond_expr): Likewise.
8246         (extract_range_from_assignment): Likewise.
8247
8248 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8249
8250         * config/i386/i386.md: Use (match_test ...) for attribute tests.
8251         * config/i386/mmx.md: Likewise.
8252         * config/i386/sse.md: Likewise.
8253         * config/i386/predicates.md (call_insn_operand): Use
8254         (not (match_test "...")) instead of (match_test "!...")
8255         * config/i386/constraints.md (w): Likewise.
8256
8257 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8258
8259         * doc/md.texi: Describe the use of match_tests in attribute tests.
8260         * rtl.def (MATCH_TEST): Update commentary.
8261         * genattrtab.c (attr_copy_rtx, check_attr_test, clear_struct_flag)
8262         (write_test_expr, walk_attr_value): Handle MATCH_TEST.
8263
8264 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
8265
8266         * genattrtab.c (attr_rtx_1): Hash SYMBOL_REFs.
8267         (attr_string): Use copy_md_ptr_loc.
8268
8269 2011-08-31  Martin Jambor  <mjambor@suse.cz>
8270
8271         PR middle-end/49886
8272         * ipa-inline-analysis.c (compute_inline_parameters): Set
8273         can_change_signature of noes with typde attributes.
8274         * ipa-split.c (split_function): Do not skip any arguments if
8275         can_change_signature is set.
8276
8277 2011-08-31  Martin Jambor  <mjambor@suse.cz>
8278
8279         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Alias
8280         check removed.
8281
8282 2011-08-31  Richard Guenther  <rguenther@suse.de>
8283
8284         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
8285         special-casing.
8286
8287 2011-08-31  Marc Glisse  <marc.glisse@inria.fr>
8288
8289         * doc/generic.texi (Types for C++): CP_TYPE_QUALS -> cp_type_quals.
8290
8291 2011-08-31  Tom de Vries  <tom@codesourcery.com>
8292
8293         PR middle-end/43513
8294         * Makefile.in (tree-ssa-ccp.o): Add $(PARAMS_H) to rule.
8295         * tree-ssa-ccp.c (params.h): Include.
8296         (fold_builtin_alloca_for_var): New function.
8297         (ccp_fold_stmt): Use fold_builtin_alloca_for_var.
8298
8299 2011-08-30  Uros Bizjak  <ubizjak@gmail.com>
8300
8301         * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
8302         Handle FMA option.
8303
8304 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
8305
8306         * config/arm/arm.c (optimal_immediate_sequence_1): Make b1, b2,
8307         b3 and b4 unsigned.
8308
8309 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
8310
8311         * config/arm/arm.c (arm_gen_constant): Set can_negate correctly
8312         when code is SET.
8313
8314 2011-08-30  Richard Guenther  <rguenther@suse.de>
8315
8316         PR middle-end/48571
8317         * gimple.h (maybe_fold_offset_to_address): Remove.
8318         (maybe_fold_offset_to_reference): Likewise.
8319         (maybe_fold_stmt_addition): Likewise.
8320         (may_propagate_address_into_dereference): Likewise.
8321         * tree-inline.c (remap_gimple_op_r): Do not reconstruct
8322         array references.
8323         * gimple-fold.c (canonicalize_constructor_val): Likewise.
8324         Canonicalize invariant POINTER_PLUS_EXPRs to invariant MEM_REF
8325         addresses instead.
8326         (may_propagate_address_into_dereference): Remove.
8327         (maybe_fold_offset_to_array_ref): Likewise.
8328         (maybe_fold_offset_to_reference): Likewise.
8329         (maybe_fold_offset_to_address): Likewise.
8330         (maybe_fold_stmt_addition): Likewise.
8331         (fold_gimple_assign): Do not reconstruct array references but
8332         instead canonicalize invariant POINTER_PLUS_EXPRs to invariant
8333         MEM_REF addresses.
8334         (gimple_fold_stmt_to_constant_1): Likewise.
8335         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8336         * gimplify.c (gimplify_conversion): Likewise.
8337         (gimplify_expr): Likewise.
8338
8339 2011-08-30  Ilya Tocar  <ilya.tocar@intel.com>
8340
8341         * config/i386/fmaintrin.h: New.
8342         * config.gcc: Add fmaintrin.h.
8343         * config/i386/i386.c
8344         (enum ix86_builtins) <IX86_BUILTIN_VFMADDSS3>: New.
8345         <IX86_BUILTIN_VFMADDSD3>: Likewise.
8346         * config/i386/sse.md (fmai_vmfmadd_<mode>): New.
8347         (*fmai_fmadd_<mode>): Likewise.
8348         (*fmai_fmsub_<mode>): Likewise.
8349         (*fmai_fnmadd_<mode>): Likewise.
8350         (*fmai_fnmsub_<mode>): Likewise.
8351         * config/i386/immintrin.h: Add fmaintrin.h.
8352
8353 2011-08-30  Bernd Schmidt  <bernds@codesourcery.com>
8354
8355         * genautomata.c (NO_COMB_OPTION): New macro.
8356         (no_comb_flag): New static variable.
8357         (gen_automata_option): Handle NO_COMB_OPTION.
8358         (comb_vect_p): False if no_comb_flag.
8359         (add_vect): Move computation of min/max values.  Return early if
8360         no_comb_flag.
8361         * doc/md.texi (automata_option): Document no-comb-vect.
8362
8363         * config/i386/i386.c (get_pc_thunk_name): Change prefix to
8364         "__x86.get_pc_thunk".
8365
8366         * bb-reorder.c (insert_section_boundary_note): Only do it if
8367         we reordered the blocks; i.e. not if !optimize_function_for_speed_p.
8368
8369 2011-08-30  Christian Bruel  <christian.bruel@st.com>
8370
8371         * coverage.c (coverage_init): Check flag_branch_probabilities instead of
8372         flag_profile_use.
8373
8374 2011-08-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
8375
8376         * config/rs6000/rs6000.opt (-msave-toc-indirect): Change default
8377         to off.  Document switch.
8378         * doc/invoke.texi (-msave-toc-indirect): Ditto.
8379
8380 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8381
8382         * gthr-posix.h (__gthread_active_p): Do not use preprocessor
8383         conditionals and comments inside macro arguments.
8384
8385 2011-08-29  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
8386             Richard Guenther  <rguenther@suse.de>
8387
8388         * tree.h (constant_boolean_node): Adjust prototype.
8389         * fold-const.c (fold_convert_loc): Move aggregate conversion
8390         leeway down.
8391         (constant_boolean_node): Make value parameter boolean, add
8392         vector type handling.
8393         (fold_unary_loc): Use constant_boolean_node.
8394         (fold_binary_loc): Preserve types properly when folding
8395         COMPLEX_EXPR <__real x, __imag x>.
8396         * gimplify.c (gimplify_expr): Handle vector comparison.
8397         * tree.def (EQ_EXPR, ...): Document behavior on vector typed
8398         comparison.
8399         * tree-cfg.c (verify_gimple_comparison): Verify vector typed
8400         comparisons.
8401
8402 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8403
8404         PR middle-end/48722
8405         * emit-rtl.c (unshare_all_rtl_again): For CALL_INSNs,
8406         reset_used_flags also in CALL_INSN_FUNCTION_USAGE.
8407         (verify_rtl_sharing): Likewise and verify_rtx_sharing
8408         in there too.
8409         (unshare_all_rtl_in_chain): For CALL_INSNs
8410         copy_rtx_if_shared also CALL_INSN_FUNCTION_USAGE.
8411
8412 2011-08-29  Richard Guenther  <rguenther@suse.de>
8413
8414         * gimple-fold.c (gimple_fold_stmt_to_constant_1): Set a location
8415         on the built ADDR_EXPR.
8416
8417 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
8418
8419         PR debug/50215
8420         * var-tracking.c (create_entry_value): Call cselib_lookup_from_insn
8421         before adding ENTRY_VALUE to val->locs.
8422
8423 2011-08-28  Mikael Pettersson  <mikpe@it.uu.se>
8424
8425         PR bootstrap/50218
8426         * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Initialize
8427         comp.
8428
8429 2011-08-27  Bernd Schmidt  <bernds@codesourcery.com>
8430
8431         * doc/rtl.texi (simple_return): Document.
8432         (parallel, PATTERN): Here too.
8433         * doc/md.texi (return): Mention it's allowed to expand to simple_return
8434         in some cases.
8435         (simple_return): Document standard pattern.
8436         * gengenrtl.c (special_rtx): SIMPLE_RETURN is special.
8437         * final.c (final_scan_insn): Use ANY_RETURN_P on body.
8438         * reorg.c (function_return_label, function_simple_return_label):
8439         New static variables, replacing...
8440         (end_of_function_label): ... this.
8441         (simplejump_or_return_p): New static function.
8442         (optimize_skip, steal_delay_list_from_fallthrough,
8443         fill_slots_from_thread): Use it.
8444         (relax_delay_slots): Likewise.  Use ANY_RETURN_P on body.
8445         (rare_destination, follow_jumps): Use ANY_RETURN_P on body.
8446         (find_end_label): Take a new arg which is one of the two return
8447         rtxs.  Depending on which, set either function_return_label or
8448         function_simple_return_label.  All callers changed.
8449         (make_return_insns): Make both kinds.
8450         (dbr_schedule): Adjust for two kinds of end labels.
8451         * function.c (emit_return_into_block): Set JUMP_LABEL properly.
8452         * genemit.c (gen_exp): Handle SIMPLE_RETURN.
8453         (gen_expand, gen_split): Use ANY_RETURN_P.
8454         * df-scan.c (df_uses_record): Handle SIMPLE_RETURN.
8455         * rtl.def (SIMPLE_RETURN): New code.
8456         * ifcvt.c (find_if_case_1): Be more careful about
8457         redirecting jumps to the EXIT_BLOCK.
8458         * jump.c (condjump_p, condjump_in_parallel_p, any_condjump_p,
8459         returnjump_p_1): Handle SIMPLE_RETURNs.
8460         * print-rtl.c (print_rtx): Likewise.
8461         * rtl.c (copy_rtx): Likewise.
8462         * bt-load.c (compute_defs_uses_and_gen): Use ANY_RETURN_P.
8463         * combine.c (simplify_set): Likewise.
8464         * resource.c (find_dead_or_set_registers, mark_set_resources):
8465         Likewise.
8466         * emit-rtl.c (verify_rtx_sharing, classify_insn, copy_insn_1,
8467         copy_rtx_if_shared_1, mark_used_flags): Handle SIMPLE_RETURNs.
8468         (init_emit_regs): Initialize simple_return_rtx.
8469         * cfglayout.c (fixup_reorder_chain): Pass a JUMP_LABEL to
8470         force_nonfallthru_and_redirect.
8471         * rtl.h (ANY_RETURN_P): Allow SIMPLE_RETURN.
8472         (GR_SIMPLE_RETURN): New enum value.
8473         (simple_return_rtx): New macro.
8474         * basic-block.h (force_nonfallthru_and_redirect): Adjust
8475         declaration.
8476         * cfgrtl.c (force_nonfallthru_and_redirect): Take a new jump_label
8477         argument.  All callers changed.  Be careful about what kinds of
8478         returnjumps to generate.
8479         * config/i386/3i86.c (ix86_pad_returns, ix86_count_insn_bb,
8480         ix86_pad_short_function): Likewise.
8481         * config/arm/arm.c (arm_final_prescan_insn): Handle both kinds
8482         of return.
8483         * config/mips/mips.md (any_return): New code_iterator.
8484         (optab): Add cases for return and simple_return.
8485         (return): Expand to a simple_return.
8486         (simple_return): New pattern.
8487         (*<optab>, *<optab>_internal for any_return): New patterns.
8488         (return_internal): Remove.
8489         * config/mips/mips.c (mips_expand_epilogue): Make the last insn
8490         a simple_return_internal.
8491
8492 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8493
8494         * config/i386/sse.md (*absneg<mode>2): Fix split condition.
8495         (vec_extract_lo_<mode>): Prevent both operands in memory.
8496         (vec_extract_lo_v16hi): Ditto.
8497         (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
8498
8499 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8500
8501         * config/i386/sse.md (mulv16qi3): Attach REG_EQUAL note.
8502         (*sse2_mulv4si3): Ditto.
8503         (mulv2di3): Ditto.
8504         * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
8505         notes to REG_EQUAL.
8506
8507 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
8508
8509         PR target/50202
8510         * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
8511         when all outputs are unused.
8512         (sse4_2_pcmpistr): Ditto.
8513
8514 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8515
8516         * config/i386/i386.md (round<mode>2): New expander.
8517         * config/i386/i386.c (enum ix86_builtins): Add
8518         IX86_BUILTIN_ROUND{PS,PD}_AZ{,256}.
8519         (struct builtin_description): Add __builtin_ia32_round{ps,pd}_az{,256}
8520         descriptions.
8521         (ix86_builtin_vectorized_function): Handle BUILT_IN_ROUND{,F} builtins.
8522         (ix86_build_const_vector): Rewrite using loop with RTVEC_ELT accessor.
8523
8524 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
8525
8526         PR middle-end/50083
8527         * convert.c (convert_to_integer) <BUIT_IN_ROUND{,F,L}>: Convert
8528         only when TARGET_C99_FUNCTIONS.
8529         <BUILT_IN_NEARBYINT{,F,L}>: Ditto.
8530         <BUILT_IN_RINT{,F,L}>: Ditto.
8531
8532 2011-08-26  Michael Matz  <matz@suse.de>
8533             Jakub Jelinek  <jakub@redhat.com>
8534
8535         PR lto/50165
8536         * lto-streamer-in.c (canon_file_name): Initialize new_slot->len;
8537         don't call strlen twice, use memcpy.
8538
8539 2011-08-26  H.J. Lu  <hongjiu.lu@intel.com>
8540
8541         * config/i386/bmi2intrin.h: Allow in <immintrin.h>.
8542         * config/i386/bmiintrin.h: Likewise.
8543         * config/i386/lzcntintrin.h: Likewise.
8544
8545         * config/i386/immintrin.h: Include <lzcntintrin.h>,
8546         <bmiintrin.h> and <bmi2intrin.h>.
8547
8548 2011-08-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8549
8550         PR target/50166
8551         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Check count in main.
8552         * configure: Regenerate.
8553
8554 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
8555
8556         PR c/50179
8557         * c-typeck.c (c_process_expr_stmt): Skip over nops and
8558         call mark_exp_read even if exprv is ADDR_EXPR.
8559
8560 2011-08-26  Richard Sandiford  <richard.sandiford@linaro.org>
8561
8562         * df-problems.c (df_note_bb_compute): Pass uses rather than defs
8563         to df_set_dead_notes_for_mw.
8564
8565 2011-08-26  Richard Guenther  <rguenther@suse.de>
8566
8567         * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
8568
8569 2011-08-26  Zdenek Dvorak  <ook@ucw.cz>
8570             Tom de Vries  <tom@codesourcery.com>
8571
8572         * tree-ssa-loop-ivopts.c (struct cost_pair): Add comp field.
8573         (struct ivopts_data): Add loop_single_exit_p field.
8574         (niter_for_exit): Change parameter desc_p into return value.  Return
8575         desc if desc->may_be_zero.  Free desc if unused.
8576         (niter_for_single_dom_exit): Change return type.
8577         (find_induction_variables): Handle changed return type of
8578         niter_for_single_dom_exit.  Dump may_be_zero.
8579         (add_candidate_1): Keep original base and step type for IP_ORIGINAL.
8580         (set_use_iv_cost): Add and handle comp parameter.
8581         (determine_use_iv_cost_generic, determine_use_iv_cost_address): Add
8582         comp argument to set_use_iv_cost.
8583         (strip_wrap_conserving_type_conversions, expr_equal_p)
8584         (difference_cannot_overflow_p, iv_elimination_compare_lt): New function.
8585         (may_eliminate_iv): Add comp parameter.  Handle new return type of
8586         niter_for_exit.  Use loop_single_exit_p.  Use iv_elimination_compare_lt.
8587         (determine_use_iv_cost_condition): Add comp argument to set_use_iv_cost
8588         and may_eliminate_iv.
8589         (rewrite_use_compare): Move call to iv_elimination_compare to ...
8590         (may_eliminate_iv): Here.
8591         (tree_ssa_iv_optimize_loop): Initialize loop_single_exit_p.
8592
8593 2011-08-26  Tom de Vries  <tom@codesourcery.com>
8594
8595         * tree-pretty-print (dump_generic_node): Test for NULL_TREE before
8596         accessing TREE_TYPE.
8597
8598 2011-08-26  Jiangning Liu  <jiangning.liu@arm.com>
8599
8600         * config/arm/arm.md (*ior_scc_scc): Enable for Thumb2 as well.
8601         (*ior_scc_scc_cmp): Likewise
8602         (*and_scc_scc): Likewise.
8603         (*and_scc_scc_cmp): Likewise.
8604         (*and_scc_scc_nodom): Likewise.
8605         (*cmp_ite0, *cmp_ite1, *cmp_and, *cmp_ior): Handle Thumb2.
8606
8607 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
8608
8609         * rtlanal.c (nonzero_bits1): Handle CLRSB.
8610
8611 2011-08-26  Richard Guenther  <rguenther@suse.de>
8612
8613         * expr.c (string_constant): Handle &MEM_REF.
8614
8615 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
8616
8617         * config/arm/arm.c (struct four_ints): New type.
8618         (count_insns_for_constant): Delete function.
8619         (find_best_start): Delete function.
8620         (optimal_immediate_sequence): New function.
8621         (optimal_immediate_sequence_1): New function.
8622         (arm_gen_constant): Move constant splitting code to
8623         optimal_immediate_sequence.
8624         Rewrite constant negation/invertion code.
8625
8626 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
8627
8628         * config/arm/arm-protos.h (const_ok_for_op): Add prototype.
8629         * config/arm/arm.c (const_ok_for_op): Add support for addw/subw.
8630         Remove prototype. Remove static function type.
8631         * config/arm/arm.md (*arm_addsi3): Add addw/subw support.
8632         Add arch attribute.
8633         * config/arm/constraints.md (Pj, PJ): New constraints.
8634
8635 2011-08-26  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
8636
8637         * config/arm/cortex-a9.md ("cortex_a9_mult_long"): New.
8638         ("cortex_a9_multiply_long"): New and use above.  Handle all
8639         long multiply cases.
8640         ("cortex_a9_multiply"): Handle smmul and smmulr.
8641         ("cortex_a9_mac"): Handle smmla.
8642
8643 2011-08-25  Richard Henderson  <rth@redhat.com>
8644
8645         PR 50132
8646         PR 49864
8647         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jump for
8648         non-constant stack adjutment.
8649         * expr.c (find_args_size_adjust): Break out from ...
8650         (fixup_args_size_notes): ... here.
8651         * rtl.h (find_args_size_adjust): Declare.
8652
8653 2011-08-25  Uros Bizjak  <ubizjak@gmail.com>
8654
8655         * config/i386/i386.md (isa): Add sse2, sse2_noavx, sse3,
8656         sse4 and sse4_noavx.
8657         (enabled): Handle sse2, sse2_noavx, sse3, sse4 and sse4_noavx.
8658         (*pushdf_rex64): Change Y2 register constraint to x.
8659         (*movdf_internal_rex64): Ditto.
8660         (*zero_extendsidi2_rex64): Ditto.
8661         (*movdi_internal): Change Y2 register constraint to x
8662         and update "isa" attribute.
8663         (*pushdf): Ditto.
8664         (*movdf internal): Ditto.
8665         (zero_extendsidi2_1): Ditto.
8666         (*truncdfdf_mixed): Ditto.
8667         (*truncxfdf2_mixed): Ditto.
8668         * config/i386/mmx.md (*mov<mode>_internal_rex64): Change Y2
8669         register constraint to x.
8670         (*movv2sf_internal_rex64): Ditto.
8671         (*mov<mode>_internal): Change Y2 register constraint to x
8672         and add "isa" attribute.
8673         (*movv2sf_internal): Ditto.
8674         (*vec_extractv2si_1): Ditto.
8675         * config/i386/sse.md ("vec_set<mode>_0): Change Y2 and Y4 register
8676         constraints to x and update "isa" attribute.
8677         (*vec_interleave_highv2df): Change Y3 registerconstraint
8678         to x and update "isa" attribute.
8679         (*vec_interleave_lowv2df): Ditto.
8680         (*vec_concatv2df): Change Y2 register constraint to x and
8681         update "isa" attribute.
8682         (sse2_loadld): Ditto.
8683         (*vec_extractv2di_1): Ditto.
8684         (*vec_dupv4si): Ditto.
8685         (*vec_dupv2di): Ditto.
8686         (*vec_concatv4si): Ditto.
8687         (vec_concatv2di): Ditto.
8688         * config/i386/constraints.md (Y2): Remove.
8689         (Y3): Ditto.
8690         (Y4): Ditto.
8691
8692 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8693
8694         * regrename.c (scan_rtx_reg, scan_rtx_address, build_def_use,
8695         dump_def_use_chain): Don't declare.
8696         (mark_conflict, create_new_chain): Move before users.
8697         (regrename_optimize): Move to near end of file.
8698
8699 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8700
8701         * config/avr-protos.h (byte_immediate_operand): Remove Prototype.
8702         (secondary_input_reload_class): Remove Prototype.
8703         * config/avr/avr.c (byte_immediate_operand): Remove Function.
8704         * config/avr/avr.md (setmemhi): Use u8_operand.
8705         (strlenhi): Use const0_rtx for comparison.
8706         * config/avr/avr.h (avr_reg_order): Remove Declaration.
8707
8708 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8709
8710         * config/avr/avr.c (reg_class_tab): Make local to
8711         avr_regno_reg_class.  Return smallest register class available.
8712
8713 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8714
8715         * config/avr/avr.c (STR_PREFIX_P): New Define.
8716         (avr_asm_declare_function_name): Use it.
8717         (avr_asm_named_section): Use it.
8718         (avr_section_type_flags): Use it.
8719
8720 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8721
8722         * doc/md.texi (automata_option): Document collapse-ndfa.
8723         * genautomata.c (COLLAPSE_OPTION): New macro.
8724         (collapse_flag): New static variable.
8725         (struct description): New member normal_decls_num.
8726         (struct automaton): New members advance_ainsn and collapse_ainsn.
8727         (gen_automata_option): Check for COLLAPSE_OPTION.
8728         (collapse_ndfa_insn_decl): New static variable.
8729         (add_collapse_ndfa_insn_decl, special_decl_p): New functions.
8730         (find_arc): If insn is the collapse-ndfa insn, accept any arc we find.
8731         (transform_insn_regexps): Call add_collapse_ndfa_insn_decl if
8732         necessary.  Use normal_decls_num rather than decls_num, remove
8733         test for special decls.
8734         (create_alt_states, form_ainsn_with_same_reservs): Use special_decl_p.
8735         (make_automaton); Likewise.  Use the new advance_cycle_insn member
8736         of struct automaton.
8737         (create_composed_state): Disallow advance-cycle arcs if collapse_flag
8738         is set.
8739         (NDFA_to_DFA): Don't create composed states for the collapse-ndfa
8740         transition.  Create the necessary transitions for it.
8741         (create_ainsns): Return void.  Take an automaton_t argument, and
8742         update its ainsn_list, advance_ainsn and collapse_ainsn members.  All
8743         callers changed.
8744         (COLLAPSE_NDFA_VALUE_NAME): New macro.
8745         (output_tables): Output code to define it.
8746         (output_internal_insn_code_evaluation): Output code to accept
8747         const0_rtx as collapse-ndfa transition.
8748         (output_default_latencies, output_print_reservation_func,
8749         output_print_description): Reorganize loops to use normal_decls_num
8750         as loop bound; remove special case for advance_cycle_insn_decl.
8751         (initiate_automaton_gen): Handle COLLAPSE_OPTION.
8752         (check_automata_insn_issues): Check for collapse_ainsn.
8753         (expand_automate): Allocate sufficient space.  Initialize
8754         normal_decls_num.
8755
8756 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
8757
8758         * config/avr/avr.md: Fix indentation from r177991.
8759
8760 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
8761
8762         * regrename.c (struct du_head): Remove member terminated.
8763         (create_new_chain): Don't initialize it.
8764         (scan_rtx_reg): Don't set or test it, test the open_chains_set
8765         bitmap instead.
8766         (tick, this_tick): New global variables, moved out of
8767         regrename_optimize.
8768         (current_id, open_chains, closed_chains, open_chains_set,
8769         live_in_chains, live_hard_regs): Reorder declarations.
8770         (dump_def_use_chain): Move function earlier in the file.
8771         (rename_chains): New static function, broken out of
8772         regrename_optimize.
8773         (regrename_optimize): Use it.  Remove #if 0'ed code.
8774
8775 2011-08-25  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
8776
8777         * varasm.c: (default_binds_local_p_1): Commentary typo fix.
8778
8779 2011-08-24  H.J. Lu  <hongjiu.lu@intel.com>
8780
8781         PR target/50172
8782         * config/i386/i386.c (ix86_expand_builtin): Convert to Pmode if needed.
8783
8784 2011-08-24  Richard Guenther  <rguenther@suse.de>
8785
8786         * tree-data-ref.c (dr_analyze_indices): Avoid unsharing the
8787         ref in the basic-block case.  Move stripping array-refs
8788         to the place we create an access-function for it.  Remove
8789         bogus stripping down a MEM_REF to its base.
8790
8791 2011-08-24  Richard Guenther  <rguenther@suse.de>
8792
8793         * fold-const.c (fold_comparison): Fold &a < &a + 4 even
8794         with -fno-strict-overflow.
8795
8796 2011-08-24  Richard Guenther  <rguenther@suse.de>
8797
8798         * tree-vectorizer.c (vect_print_dump_info): Avoid the
8799         file and location clutter when dumping to dump files.
8800
8801 2011-08-24  Simon Baldwin  <simonb@google.com>
8802
8803         * gengtype-state.c (write_state): Remove timestamped header line.
8804
8805 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
8806
8807         * Makefile.in (CFLAGS-collect2.o, CFLAGS-c-family/c-opts.o)
8808         (CFLAGS-c-family/c-pch.o, CFLAGS-prefix.o, CFLAGS-version.o)
8809         (CFLAGS-lto-compress.o, CFLAGS-toplev.o, CFLAGS-intl.o)
8810         (CFLAGS-cppbuiltin.o, CFLAGS-cppdefault.o): New.
8811         (collect2.o, c-family/c-cppbuiltin.o, c-family/c-opts.o)
8812         (c-family/c-pch.o, prefix.o, version.o, lto-compress.o, toplev.o)
8813         (intl.o, cppbuiltin.o, cppdefault.o): Remove explicit compilation
8814         rules.
8815         (lto-wrapper$(exeext)): Use $(LINKER) not $(COMPILER).
8816
8817 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
8818
8819         * Makefile.in (ALL_CXXFLAGS): Include $(CFLAGS-$@).
8820
8821 2011-08-24  Richard Guenther  <rguenther@suse.de>
8822
8823         PR tree-optimization/50067
8824         * tree-data-ref.c (dr_analyze_indices): Do not add an access
8825         function for a MEM_REF base that has no evolution in the loop
8826         nest or that is not analyzable.
8827
8828 2011-08-23  Vladimir Makarov  <vmakarov@redhat.com>
8829
8830         * ira.c (ira_init_register_move_cost): Check small subclasses
8831         through ira_reg_class_max_nregs and ira_available_class_regs.
8832
8833 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
8834
8835         * config/i386/constraints.md (Yp): New register constraint.
8836         * config/i386/i386.md (*addhi_1): Merge with *addhi_1_lea using
8837         Yp register constraint.
8838         (*addqi_1): Merge with *addqi_1_lea using Yp register constraint.
8839         (*ashlhi3_1): Merge with *ashlhi3_1_lea using Yp register constraint.
8840         (*ashlqi3_1): Merge with *ashlqi3_1_lea using Yp register constraint.
8841
8842 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
8843
8844         * config/i386/sse.md (<s>mul<mode>3_highpart): Update.
8845
8846 2011-08-23  Mark Heffernan  <meheff@google.com>
8847
8848         PR middle-end/38509
8849         * common.opt (Wfree-nonheap-object): New option.
8850         * doc/invoke.texi (Warning options): Document -Wfree-nonheap-object.
8851         * builtins.c (maybe_emit_free_warning): Add OPT_Wfree_nonheap_object
8852         to warning.
8853         (expand_builtin): Make warning conditional.
8854
8855 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
8856
8857         * config/i386/i386.md (type): Add imulx, ishiftx and rotatex.
8858         (length_immediate): Handle imulx, ishiftx and rotatex.
8859         (imm_disp): Ditto.
8860         (isa): Add bmi2.
8861         (enabled): Handle bmi2.
8862         (*mul<mode><dwi>3): Split from *<u>mul<mode><dwi>3.
8863         (*umul<mode><dwi>3): Ditto.  Add imulx BMI2 alternative.
8864         (*bmi2_umulditi3_1): New insn pattern.
8865         (*bmi2_umulsidi3_1): Ditto.
8866         (*umul<mode><dwi>3 splitter): New splitter to avoid flags dependency.
8867         (*bmi2_ashl<mode>3_1): New insn pattern.
8868         (*ashl<mode>3_1): Add ishiftx BMI2 alternative.
8869         (*ashl<mode>3_1 splitter): New splitter to avoid flags dependency.
8870         (*bmi2_ashlsi3_1_zext): New insn pattern.
8871         (*ashlsi3_1_zext): Add ishiftx BMI2 alternative.
8872         (*ashlsi3_1_zext splitter): New splitter to avoid flags dependency.
8873         (*bmi2_<shiftrt_insn><mode>3_1): New insn pattern.
8874         (*<shiftrt_insn><mode>3_1): Add ishiftx BMI2 alternative.
8875         (*<shiftrt_insn><mode>3_1 splitter): New splitter to avoid
8876         flags dependency.
8877         (*bmi2_<shiftrt_insn>si3_1_zext): New insn pattern.
8878         (*<shiftrt_insn>si3_1_zext): Add ishiftx BMI2 alternative.
8879         (*<shiftrt_insn>si3_1_zext splitter): New splitter to avoid
8880         flags dependency.
8881         (*bmi2_rorx<mode>3_1): New insn pattern.
8882         (*<rotate_insn><mode>3_1): Add rotatex BMI2 alternative.
8883         (*rotate<mode>3_1 splitter): New splitter to avoid flags dependency.
8884         (*rotatert<mode>3_1 splitter): Ditto.
8885         (*bmi2_rorxsi3_1_zext): New insn pattern.
8886         (*<rotate_insn>si3_1_zext): Add rotatex BMI2 alternative.
8887         (*rotatesi3_1_zext splitter): New splitter to avoid flags dependency.
8888         (*rotatertsi3_1_zext splitter): Ditto.
8889
8890 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
8891
8892         * common/config/i386/i386-common.c (OPTION_MASK_ISA_BMI2_SET): New.
8893         (OPTION_MASK_ISA_BMI2_UNSET): Likewise.
8894         (ix86_handle_option): Handle OPT_mbmi2 case.
8895         * config.gcc (i[34567]86-*-*): Add bmi2intrin.h.
8896         (x86_64-*-*): Likewise.
8897         * config/i386/bmi2intrin.h: New file.
8898         * config/i386/cpuid.h (bit_BMI2): New.
8899         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
8900         BMI2 feature.
8901         * config/i386/i386-c.c (ix86_target_macros_internal):
8902         Conditionally define __BMI2__.
8903         * config/i386/i386.c (ix86_option_override_internal): Define PTA_BMI2.
8904         Handle BMI2 option.
8905         (ix86_valid_target_attribute_inner_p): Handle BMI2 option.
8906         (print_reg): New code.
8907         (ix86_print_operand): Likewise.
8908         (ix86_builtins): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
8909         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
8910         IX86_BUILTIN_PEXT64.
8911         (bdesc_args): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
8912         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
8913         IX86_BUILTIN_PEXT64.
8914         * config/i386/i386.h (TARGET_BMI2): New.
8915         * config/i386/i386.md (UNSPEC_PDEP): New.
8916         (UNSPEC_PEXT): Likewise.
8917         (*bmi2_bzhi_<mode>3): Likewise.
8918         (*bmi2_pdep_<mode>3): Likewise.
8919         (*bmi2_pext_<mode>3): Likewise.
8920         * config/i386/i386.opt (mbmi2): New.
8921         * config/i386/x86intrin.h: Include bmi2intrin.h when __BMI2__
8922         is defined.
8923         * doc/extend.texi: Document BMI2 built-in functions.
8924         * doc/invoke.texi: Document -mbmi2.
8925
8926 2011-08-23  Jakub Jelinek  <jakub@redhat.com>
8927
8928         PR middle-end/50161
8929         * simplify-rtx.c (simplify_const_unary_operation): If
8930         op is CONST_INT, don't look at op_mode, but use instead mode.
8931         * optabs.c (add_equal_note): For FFS, CLZ, CTZ,
8932         CLRSB, POPCOUNT, PARITY and BSWAP use operand mode for
8933         operation and TRUNCATE/ZERO_EXTEND if needed.
8934         * doc/rtl.texi (ffs, clrsb, clz, ctz, popcount, parity, bswap):
8935         Document that operand mode must be same as operation mode,
8936         or VOIDmode.
8937         * config/avr/avr.md (paritysi2, *parityqihi2.libgcc,
8938         *paritysihi2.libgcc, popcountsi2, *popcountsi2.libgcc,
8939         *popcountqihi2.libgcc, clzsi2, *clzsihi2.libgcc, ctzsi2,
8940         *ctzsihi2.libgcc, ffssi2, *ffssihi2.libgcc): For unary ops
8941         use the mode of operand for the operation and add truncate
8942         or zero_extend around if needed.
8943         * config/c6x/c6x.md (ctzdi2): Likewise.
8944         * config/bfin/bfin.md (clrsbsi2, signbitssi2): Likewise.
8945
8946 2011-08-12  Michael Matz  <matz@suse.de>
8947
8948         * cfgexpand.c (expand_one_register_var): Use get_pointer_alignment.
8949         (gimple_expand_cfg): Merge alignment info for coalesced pointer
8950         SSA names.
8951
8952 2011-08-23  Richard Guenther  <rguenther@suse.de>
8953
8954         * Makefile.in (tree-data-ref.o): Add tree-affine.h dependency.
8955         * tree-affine.h (aff_comb_cannot_overlap_p): Declare.
8956         * tree-affine.c (aff_comb_cannot_overlap_p): New function, moved
8957         from ...
8958         * tree-ssa-loop-im.c (cannot_overlap_p): ... here.
8959         (mem_refs_may_alias_p): Adjust.
8960         * tree-data-ref.h (dr_may_alias_p): Adjust.
8961         * tree-data-ref.c: Include tree-affine.h.
8962         (dr_analyze_indices): Do nothing for the non-loop case.
8963         (dr_may_alias_p): Distinguish loop and non-loop case.  Disambiguate
8964         more cases in the non-loop case.
8965         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Adjust
8966         calls to dr_may_alias_p.
8967         (write_alias_graph_to_ascii_ecc): Likewise.
8968         (write_alias_graph_to_ascii_dot): Likewise.
8969         (build_alias_set_optimal_p): Likewise.
8970
8971 2011-08-23  Richard Guenther  <rguenther@suse.de>
8972
8973         PR tree-optimization/50162
8974         * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
8975
8976 2011-08-23  Richard Guenther  <rguenther@suse.de>
8977
8978         * tree-data-ref.c (dr_analyze_indices): Add comments, handle
8979         REALPART_EXPR and IMAGPART_EXPR similar to ARRAY_REFs.
8980         (create_data_ref): Also dump access functions for the created data-ref.
8981
8982 2011-08-22  Uros Bizjak  <ubizjak@gmail.com>
8983             Kirill Yukhin  <kirill.yukhin@intel.com>
8984
8985         PR target/50155
8986         * config/i386/sse.md (VI_AVX2): New.
8987         (<plusminus_insn><mode>3): Use VI_AVX2 mode iterator.
8988         (*<plusminus_insn><mode>3): Ditto.
8989         (<sse2_avx2>_andnot<mode>3): Ditto.
8990         (*andnot<mode>3): Fix order of cond operands.
8991         Add asserts for correct TARGET_xxx.
8992         (*<any_logic:code><mode>3): Ditto.
8993
8994 2011-08-22  Anatoly Sokolov  <aesok@post.ru>
8995
8996         * config/m32c/m32c.h (CLASS_MAX_NREGS): Remove macro.
8997         * config/m32c/m32c-protos.h (m32c_class_max_nregs): Remove.
8998         * config/m32c/m32c.c (m32c_class_max_nregs): Make static. Change
8999         regclass argument type to reg_class_t. Change 'max' and 'v' vars
9000         and return types to unsigned char. Use reg_class_contents instead
9001         of class_contents.
9002         (TARGET_CLASS_MAX_NREGS): Define.
9003
9004 2011-08-22  Bernd Schmidt  <bernds@codesourcery.com>
9005
9006         * config/c6x/c6x.md (indirect_jump_shadow): Tweak representation
9007         to make computed_jump_p return true.
9008
9009 2011-08-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9010
9011         * configure.ac (GCC_PICFLAG_FOR_TARGET): Call it.
9012         (PICFLAG_FOR_TARGET): Substitute.
9013         * aclocal.m4: Regenerate.
9014         * configure: Regenerate.
9015
9016 2011-08-22  Dodji Seketeli  <dodji@redhat.com>
9017
9018         * c-family/c-pch.c (c_common_read_pch): Re-set line table right
9019         after reading in the pch.
9020
9021 2011-08-22  H.J. Lu  <hongjiu.lu@intel.com>
9022
9023         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Error if __ELF__ isn't defined.
9024         * configure: Regenerated.
9025
9026 2011-08-22  Jakub Jelinek  <jakub@redhat.com>
9027
9028         PR tree-optimization/50133
9029         * tree-vect-stmts.c (vect_finish_stmt_generation): Copy location
9030         from stmt instead of some statement around gsi.
9031
9032         PR middle-end/50141
9033         * expr.c (get_bit_range): Only use DECL_THREAD_LOCAL_P if
9034         innerdecl is a VAR_DECL.
9035
9036 2011-08-22  Kirill Yukhin  <kirill.yukhin@intel.com>
9037
9038         * config/i386/avx2intrin.h: New file.
9039         * config/i386/i386-builtin-types.def (PCINT, PCINT64, PV4SI,
9040         PV8SI, V32QI_FTYPE_V32QI, V32QI_FTYPE_V16QI, V16HI_FTYPE_V16HI,
9041         V16HI_FTYPE_V8HI, V8SI_FTYPE_V8SI, V16HI_FTYPE_V16QI,
9042         V8SI_FTYPE_V16QI, V4DI_FTYPE_V16QI, V8SI_FTYPE_V8HI,
9043         V4DI_FTYPE_V8HI, V4DI_FTYPE_V4SI, V4DI_FTYPE_PV4DI,
9044         V4DI_FTYPE_V2DI, V2DI_FTYPE_PCV2DI_V2DI, V4SI_FTYPE_PCV4SI_V4SI,
9045         V32QI_FTYPE_V16HI_V16HI, V16HI_FTYPE_V8SI_V8SI,
9046         V32QI_FTYPE_V32QI_V32QI, V16HI_FTYPE_V32QI_V32QI,
9047         V16HI_FTYPE_V16HI_V8HI, V16HI_FTYPE_V16HI_V16HI,
9048         V16HI_FTYPE_V16HI_INT, V16HI_FTYPE_V16HI_SI,
9049         V16HI_FTYPE_V16HI_V16HI_INT, V32QI_FTYPE_V32QI_V32QI_INT,
9050         V8SI_FTYPE_V8SI_V4SI, V8SI_FTYPE_V8SI_V8SI,
9051         V8SI_FTYPE_V16HI_V16HI, V8SI_FTYPE_V8SI_INT, V8SI_FTYPE_V8SI_SI,
9052         V8SI_FTYPE_PCV8SI_V8SI, V4DI_FTYPE_V4DI_V4DI,
9053         V4DI_FTYPE_V8SI_V8SI, V4DI_FTYPE_V4DI_V2DI,
9054         V4DI_FTYPE_PCV4DI_V4DI, V4DI_FTYPE_V4DI_INT,
9055         V2DI_FTYPE_V4DI_INT, V4DI_FTYPE_V4DI_V4DI_INT,
9056         V4DI_FTYPE_V4DI_V2DI_INT, VOID_FTYPE_PV2DI_V2DI_V2DI,
9057         VOID_FTYPE_PV4DI_V4DI_V4DI, VOID_FTYPE_PV4SI_V4SI_V4SI,
9058         VOID_FTYPE_PV8SI_V8SI_V8SI,
9059         V2DF_FTYPE_V2DF_PCDOUBLE_V4SI_V2DF_INT,
9060         V4DF_FTYPE_V4DF_PCDOUBLE_V4SI_V4DF_INT,
9061         V2DF_FTYPE_V2DF_PCDOUBLE_V2DI_V2DF_INT,
9062         V4DF_FTYPE_V4DF_PCDOUBLE_V4DI_V4DF_INT,
9063         V4SF_FTYPE_V4SF_PCFLOAT_V4SI_V4SF_INT,
9064         V8SF_FTYPE_V8SF_PCFLOAT_V8SI_V8SF_INT,
9065         V4SF_FTYPE_V4SF_PCFLOAT_V2DI_V4SF_INT,
9066         V4SF_FTYPE_V4SF_PCFLOAT_V4DI_V4SF_INT,
9067         V2DI_FTYPE_V2DI_PCINT64_V4SI_V2DI_INT,
9068         V4DI_FTYPE_V4DI_PCINT64_V4SI_V4DI_INT,
9069         V2DI_FTYPE_V2DI_PCINT64_V2DI_V2DI_INT,
9070         V4DI_FTYPE_V4DI_PCINT64_V4DI_V4DI_INT,
9071         V4SI_FTYPE_V4SI_PCINT_V4SI_V4SI_INT,
9072         V8SI_FTYPE_V8SI_PCINT_V8SI_V8SI_INT,
9073         V4SI_FTYPE_V4SI_PCINT_V2DI_V4SI_INT,
9074         V4SI_FTYPE_V4SI_PCINT_V4DI_V4SI_INT,
9075         V16HI_FTYPE_V16HI_SI_COUNT, V16HI_FTYPE_V16HI_V8HI_COUNT,
9076         V8SI_FTYPE_V8SI_SI_COUNT, V8SI_FTYPE_V8SI_V4SI_COUNT,
9077         V4DI_FTYPE_V4DI_INT_COUNT, V4DI_FTYPE_V4DI_V2DI_COUNT,
9078         V4DI_FTYPE_V4DI_INT_CONVERT,
9079         V4DI_FTYPE_V4DI_V4DI_INT_CONVERT): New.
9080         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MPSADBW256,
9081         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
9082         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
9083         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
9084         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
9085         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
9086         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
9087         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
9088         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
9089         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
9090         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
9091         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
9092         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
9093         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
9094         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
9095         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
9096         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
9097         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
9098         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
9099         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
9100         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
9101         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
9102         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
9103         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
9104         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
9105         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
9106         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
9107         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
9108         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
9109         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
9110         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
9111         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
9112         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
9113         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
9114         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
9115         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
9116         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
9117         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
9118         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
9119         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
9120         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
9121         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
9122         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
9123         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
9124         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
9125         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
9126         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
9127         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
9128         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
9129         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
9130         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
9131         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
9132         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
9133         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
9134         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
9135         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
9136         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
9137         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
9138         IX86_BUILTIN_MOVNTDQA256, IX86_BUILTIN_VBROADCASTSS_PS,
9139         IX86_BUILTIN_VBROADCASTSS_PS256,
9140         IX86_BUILTIN_VBROADCASTSD_PD256,
9141         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
9142         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
9143         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
9144         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
9145         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
9146         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
9147         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
9148         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
9149         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
9150         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
9151         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
9152         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
9153         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256,
9154         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
9155         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
9156         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
9157         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
9158         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI,
9159         IX86_BUILTIN_GATHERSIV2DF, IX86_BUILTIN_GATHERSIV4DF,
9160         IX86_BUILTIN_GATHERDIV2DF, IX86_BUILTIN_GATHERDIV4DF,
9161         IX86_BUILTIN_GATHERSIV4SF, IX86_BUILTIN_GATHERSIV8SF,
9162         IX86_BUILTIN_GATHERDIV4SF, IX86_BUILTIN_GATHERDIV8SF,
9163         IX86_BUILTIN_GATHERSIV2DI, IX86_BUILTIN_GATHERSIV4DI,
9164         IX86_BUILTIN_GATHERDIV2DI, IX86_BUILTIN_GATHERDIV4DI,
9165         IX86_BUILTIN_GATHERSIV4SI, IX86_BUILTIN_GATHERSIV8SI,
9166         IX86_BUILTIN_GATHERDIV4SI, IX86_BUILTIN_GATHERDIV8SI.
9167         (bdesc_special_args): Add IX86_BUILTIN_MOVNTDQA256,
9168         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
9169         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
9170         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
9171         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256.
9172         (bdesc_args): Add  IX86_BUILTIN_MPSADBW256,
9173         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
9174         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
9175         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
9176         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
9177         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
9178         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
9179         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
9180         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
9181         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
9182         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
9183         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
9184         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
9185         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
9186         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
9187         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
9188         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
9189         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
9190         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
9191         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
9192         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
9193         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
9194         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
9195         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
9196         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
9197         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
9198         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
9199         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
9200         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
9201         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
9202         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
9203         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
9204         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
9205         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
9206         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
9207         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
9208         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
9209         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
9210         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
9211         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
9212         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
9213         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
9214         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
9215         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
9216         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
9217         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
9218         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
9219         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
9220         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
9221         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
9222         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
9223         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
9224         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
9225         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
9226         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
9227         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
9228         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
9229         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
9230         IX86_BUILTIN_VBROADCASTSS_PS, IX86_BUILTIN_VBROADCASTSS_PS256,
9231         IX86_BUILTIN_VBROADCASTSD_PD256,
9232         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
9233         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
9234         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
9235         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
9236         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
9237         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
9238         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
9239         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
9240         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
9241         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
9242         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
9243         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
9244         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
9245         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI.
9246         (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_GATHERSIV2DF,
9247         IX86_BUILTIN_GATHERSIV4DF, IX86_BUILTIN_GATHERDIV2DF,
9248         IX86_BUILTIN_GATHERDIV4DF, IX86_BUILTIN_GATHERSIV4SF,
9249         IX86_BUILTIN_GATHERSIV8SF, IX86_BUILTIN_GATHERDIV4SF,
9250         IX86_BUILTIN_GATHERDIV8SF, IX86_BUILTIN_GATHERSIV2DI,
9251         IX86_BUILTIN_GATHERSIV4DI, IX86_BUILTIN_GATHERDIV2DI,
9252         IX86_BUILTIN_GATHERDIV4DI, IX86_BUILTIN_GATHERSIV4SI,
9253         IX86_BUILTIN_GATHERSIV8SI, IX86_BUILTIN_GATHERDIV4SI,
9254         IX86_BUILTIN_GATHERDIV8SI.
9255         (ix86_preferred_simd_mode): Support AVX2 modes.
9256         (ix86_expand_args_builtin): Support AVX2 builtins.
9257         (ix86_expand_special_args_builtin): Likewise.
9258         (ix86_expand_builtin): Likewise.
9259         * config/i386/i386.md (UNSPEC_VPERMSI): New.
9260         (UNSPEC_VPERMDF): Likewise.
9261         (UNSPEC_VPERMSF): Likewise.
9262         (UNSPEC_VPERMDI): Likewise.
9263         (UNSPEC_VPERMTI): Likewise.
9264         (UNSPEC_GATHER): Likewise.
9265         (ssemodesuffix): Extend.
9266         * config/i386/immintrin.h: Include avx2intrin.h when __AVX2__
9267         is defined.
9268         * config/i386/predicates.md (const1248_operand): New.
9269         * config/i386/sse.md (VI1_AVX2): New mode iterator.
9270         (VI2_AVX2): Likewise.
9271         (VI4_AVX2): Likewise.
9272         (VI8_AVX2): Likewise.
9273         (VIMAX_AVX2): Likewise.
9274         (SSESCALARMODE): Likewise.
9275         (VI12_AVX2): Likewise.
9276         (VI24_AVX2): Likewise.
9277         (VI124_AVX2): Likewise.
9278         (VI248_AVX2): Likewise.
9279         (VI48_AVX2): Likewise.
9280         (VI4SD_AVX2): Likewise.
9281         (V48_AVX2): Likewise.
9282         (AVX256MODE2P): Likewise.
9283         (AVXMODE48P_DI): Likewise.
9284         (sse2_avx2): New mode attribute.
9285         (ssse3_avx2): Likewise.
9286         (sse4_1_avx2): Likewise.
9287         (avx_avx2): Likewise.
9288         (ssebytemode): Likewise.
9289         (AVXTOSSEMODE): Likewise.
9290         (AVXMODE48P_DI): Likewise.
9291         (gthrfirstp): Likewise.
9292         (gthrlastp): Likewise.
9293         (lshift): New code_iterator
9294         (lshift): New code attribute.
9295         (lshift): Likewise.
9296         (ssescalarmodesuffix): Update.
9297         (sseunpackmode): Likewise.
9298         (ssepackmode): Likewise.
9299         (avx2_vec_dupv4sf): New insn pattern.
9300         (avx2_vec_dupv8sf): Likewise.
9301         (avx2_interleave_highv4di): Likewise.
9302         (avx2_interleave_lowv4di): Likewise.
9303         (avx2_umulv4siv4di3): Likewise
9304         (*avx2_umulv4siv4di3): Likewise
9305         (avx2_pmaddwd): Likewise.
9306         (*avx2_pmaddwd): Likewise.
9307         (avx2_lshrqv4di3): Likewise.
9308         (avx2_lshlqv4di3): Likewise.
9309         (avx2_lshl<mode>3): Likewise.
9310         (avx2_<umaxmin:code><mode>3): Likewise.
9311         (*avx2_<umaxmin:code><mode>3): Likewise.
9312         (avx2_<smaxmin:code><mode>3): Likewise.
9313         (*avx2_<smaxmin:code><mode>3): Likewise.
9314         (avx2_eq<mode>3): Likewise.
9315         (*avx2_eq<mode>3): Likewise.
9316         (avx2_gt<mode>3): Likewise.
9317         (avx2_interleave_highv32qi): New.
9318         (avx2_interleave_lowv32qi): Likewise.
9319         (avx2_interleave_highv16hi): Likewise.
9320         (avx2_interleave_lowv16hi): Likewise.
9321         (avx2_interleave_highv8si): Likewise.
9322         (avx2_interleave_lowv8si): Likewise.
9323         (avx2_pshufd): Likewise.
9324         (avx2_pshufd_1): Likewise.
9325         (avx2_pshuflwv3): Likewise.
9326         (avx2_pshuflw_1): Likewise.
9327         (avx2_pshufhwv3): Likewise.
9328         (avx2_pshufhw_1): Likewise.
9329         (avx2_uavgv32qi3): Likewise.
9330         (*avx2_uavgv32qi3): Likewise.
9331         (avx2_uavgv16hi3): Likewise.
9332         (*avx2_uavgv16hi3): Likewise.
9333         (avx2_pmovmskb): Likewise.
9334         (avx2_phaddwv16hi3): Likewise.
9335         (avx2_phadddv8si3): Likewise.
9336         (avx2_phaddswv16hi3): Likewise.
9337         (avx2_phsubwv16hi3): Likewise.
9338         (avx2_phsubdv8si3): Likewise.
9339         (avx2_phsubswv16hi3): Likewise.
9340         (avx2_pmaddubsw256): Likewise.
9341         (avx2_umulhrswv16hi3): Likewise.
9342         (*avx2_umulhrswv16hi3): Likewise.
9343         (avx2_packusdw): Likewise.
9344         (avx2_pblendd<mode>): Likewise.
9345         (avx2_<code>v16qiv16hi2): Likewise.
9346         (avx2_<code>v8qiv8si2): Likewise.
9347         (avx2_<code>v8hiv8si2): Likewise.
9348         (avx2_<code>v4qiv4di2): Likewise.
9349         (avx2_<code>v4hiv4di2): Likewise.
9350         (avx2_<code>v4siv4di2): Likewise.
9351         (avx2_pbroadcast<mode>): Likewise.
9352         (avx2_permvarv8si): Likewise.
9353         (avx2_permv4df): Likewise.
9354         (avx2_permvarv8sf): Likewise.
9355         (avx2_permv4di): Likewise.
9356         (avx2_permv2ti): Likewise.
9357         (avx2_vec_dupv4df): Likewise.
9358         (avx2_vbroadcasti128_<mode>): Likewise.
9359         (avx2_vec_set_lo_v4di): Likewise.
9360         (avx2_vec_set_hi_v4di): Likewise.
9361         (*avx2_maskmov<avx2modesuffix><avxmodesuffix>): Likewise.
9362         (avx2_extracti128): Likewise.
9363         (avx2_inserti128): Likewise.
9364         (avx2_ashrvv8si): Likewise.
9365         (avx2_ashrvv4si): Likewise.
9366         (avx2_<lshift>vv8si): Likewise.
9367         (avx2_<lshift>v<mode>): Likewise.
9368         (avx2_<lshift>vv2di): Likewise.
9369         (avx2_gathersi<mode>): Likewise.
9370         (*avx2_gathersi<mode>): Likewise.
9371         (avx2_gatherdi<mode>): Likewise.
9372         (*avx2_gatherdi<mode>): Likewise.
9373         (avx2_gatherdi<mode>256): Likewise.
9374         (*avx2_gatherdi<mode>256): Likewise.
9375         (<plusminus_insn><mode>3): Use VI mode iterator.
9376         (*<plusminus_insn><mode>3): Use VI mode iterator.
9377         (<sse2_avx2>_<plusminus_insn><mode>3): Rename from
9378         sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
9379         (*<sse2_avx2>_<plusminus_insn><mode>3): Rename from
9380         *sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
9381         (mul<mode>3): Rename from mulv8hi3.  Use VI2_AVX2 mode iterator.
9382         (*mul<mode>3): Rename from *mulv8hi3.  Use VI2_AVX2 mode iterator.
9383         (<s>mul<mode>3_highpart): Rename from <s>mulv8hi3_highpart.
9384         Use VI2_AVX2 mode iterator.
9385         (*<s>mul<mode>3_highpart): Rename from *<s>mulv8hi3_highpart.
9386         Use VI2_AVX2 mode iterator.
9387         (mul<mode>3): Rename from mulv4si3.  Use VI4_AVX2 mode iterator.
9388         (*mul<mode>3): Rename from *mulv4si3.  Use VI4_AVX2 mode iterator.
9389         (*<sse4_1_avx2>_mulv2siv2di3): Rename from *sse4_1_mulv4si3.
9390         Use VI4_AVX2 mode iterator.
9391         (ashr<mode>3): Use VI24_AVX2 mode iterator.
9392         (lshr<mode>3): Use VI248_AVX2 mode iterator.
9393         (<sse2_avx2>_ashl<mode>3): Rename from sse2_ashlv1ti3.
9394         Use VIMAX_AVX2 mode iterator.
9395         (<sse2_avx2>_andnot<mode>3): Rename from sse2_andnot<mode>3.
9396         Use VI mode iterator.
9397         (*andnot<mode>3): Update for AVX2.
9398         (*<any_logic:code><mode>3): Likewise.
9399         (<sse2_avx2>_packsswb): Rename from sse2_packsswb.
9400         Use VI1_AVX mode iterator.
9401         (<sse2_avx2>_packssdw):  Rename from sse2_packssdw.
9402         Use VI2_AVX mode iterator.
9403         (<sse2_avx2>_packuswb): Rename from sse2_packsswb.
9404         Use VI1_AVX mode iterator.
9405         (<sse2_avx2>_psadbw): Rename from sse2_psadbw.
9406         Use VI8_AVX2 mode iterator.
9407         (<ssse3_avx2>_pshufb<mode>3): Rename from ssse3_pshufbv16qi3.
9408         Use VI1_AVX2 mode iterator.
9409         (<ssse3_avx2>_psign<mode>3): Rename from ssse3_psign<mode>3.
9410         Use VI124_AVX2 mode iterator.
9411         (<ssse3_avx2>_palignr<mode>): Rename from ssse3_palignrti.
9412         Use SSESCALARMODE mode iterator.
9413         (abs<mode>2): Use VI124_AVX2 mode iterator.
9414         (<sse4_1_avx2>_movntdqa): Rename from sse4_1_movntdqa.
9415         Use VI8_AVX2 mode iterator.
9416         (<sse4_1_avx2>_mpsadbw): Rename from sse4_1_mpsadbw.
9417         Use VI1_AVX2 mode iterator.
9418         (<sse4_1_avx2>_pblendvb): Rename from sse4_1_pblendvb.
9419         Use VI1_AVX2 mode iterator.
9420         (<sse4_1_avx2>_pblendw): Rename from sse4_1_pblendvb.
9421         Use VI2_AVX2 mode iterator.
9422         (<avx_avx2>_maskload<avx2modesuffix><avxmodesuffix>): Rename from
9423         avx_maskload<ssemodesuffix><avxsizesuffix>. Use V48_AVX2 mode iterator.
9424         (<avx_avx2>_maskstore<avx2modesuffix><avxmodesuffix>): Rename from
9425         avx_maskstore<ssemodesuffix><avxsizesuffix>.
9426         Use V48_AVX2 mode iterator.
9427         * doc/extend.texi: Document AVX2 built-in functions.
9428         * doc/invoke.texi: Document -mavx2.
9429
9430 2011-08-22  Matthias Klose <doko@debian.org>
9431
9432         Revert:
9433         2011-07-11  Arthur Loiret  <aloiret@debian.org>
9434                     Matthias Klose <doko@debian.org>
9435         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
9436         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
9437         convention.
9438         * config.gcc (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
9439
9440 2011-08-22  Mikael Pettersson  <mikpe@it.uu.se>
9441
9442         PR bootstrap/50146
9443         * ira-color.c (assign_hard_reg): Move saved_nregs declaration
9444         to #ifndef HONOR_REG_ALLOC_ORDER block.
9445
9446 2011-08-21  Richard Henderson  <rth@redhat.com>
9447
9448         * rtl.h (INSN_ANNULLED_BRANCH_P): Only allow JUMP_INSN.
9449         * dwarf2cfi.c (scan_trace): Test JUMP_P before INSN_ANNULLED_BRANCH_P.
9450         * resource.c (next_insn_no_annul): Likewise.
9451         (mark_set_resources): Likewise.
9452         * reorg.c (delete_from_delay_slot): Likewise.
9453         (dbr_schedule, redundant_insn, try_merge_delay_insns): Likewise.
9454         (get_branch_condition): Test pc_rtx and LABEL_REF before dereferencing.
9455
9456 2011-08-21  Uros Bizjak  <ubizjak@gmail.com>
9457
9458         * config/i386/i386.md (any_div): Remove.
9459         (sgnprefix): Update for removal.
9460         (u): Ditto.
9461
9462 2011-08-20  Vladimir Makarov  <vmakarov@redhat.com>
9463
9464         * ira-lives.c (mark_pseudo_regno_subword_live): Use allocno class
9465         for ira_reg_class_max_nregs.  Increase pressure by 1.
9466         (mark_pseudo_regno_subword_dead): Use allocno class
9467         for ira_reg_class_max_nregs.
9468
9469 2011-08-20  Richard Henderson  <rth@redhat.com>
9470
9471         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
9472         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
9473         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
9474         config/c6x/ltf.c: Adjust include path for soft-fp.
9475
9476 2011-08-20  H.J. Lu  <hongjiu.lu@intel.com>
9477
9478         PR other/46770
9479         * config.gcc (tm_file): Add initfini-array.h if
9480         .init_arrary/.fini_array are supported.
9481
9482         * crtstuff.c: Don't generate .ctors nor .dtors sections if
9483         USE_INITFINI_ARRAY is defined.
9484
9485         * output.h (default_elf_init_array_asm_out_constructor): New.
9486         (default_elf_fini_array_asm_out_destructor): Likewise.
9487         * varasm.c (elf_init_array_section): Likewise.
9488         (elf_fini_array_section): Likewise.
9489         (get_elf_initfini_array_priority_section): Likewise.
9490         (default_elf_init_array_asm_out_constructor): Likewise.
9491         (default_elf_fini_array_asm_out_destructor): Likewise.
9492
9493         * config/initfini-array.h: New.
9494
9495 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9496
9497         * config/mips/mips.c (mips_class_max_nregs): Check that the mode is
9498         OK for ST_REGS and FP_REGS before taking those classes into account.
9499
9500 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
9501
9502         * config/mips/mips.c (mips_reorg_process_insns): Check for jumps
9503         before checking for annulled branches.
9504
9505 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9506
9507         * config/i386/i386.c (ix86_binary_operator_ok): Use
9508         satisfies_constraint_L.
9509
9510 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
9511             Michael Matz  <matz@suse.de>
9512
9513         * config/i386/i386.c (ix86_expand_round_sse4): Expand as
9514         trunc (a + copysign (nextafter (0.5, 0.0), a)).
9515
9516 2011-08-20  Anatoly Sokolov  <aesok@post.ru>
9517
9518         * doc/tm.texi.in (PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
9519         * doc/tm.texi: Regenerate.
9520         * targhooks.c (default_preferred_output_reload_class): Don't use
9521         PREFERRED_OUTPUT_RELOAD_CLASS macro.
9522         * system.h (PREFERRED_OUTPUT_RELOAD_CLASS): Poison.
9523
9524 2011-08-20  Jakub Jelinek  <jakub@redhat.com>
9525
9526         PR tree-optimization/48739
9527         * tree-ssa.c: Include cfgloop.h.
9528         (execute_update_addresses_taken): When updating ssa, if in loop closed
9529         SSA form, call rewrite_into_loop_closed_ssa instead of update_ssa.
9530         * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
9531
9532 2011-08-19  Vladimir Makarov  <vmakarov@redhat.com>
9533
9534         PR rtl-optimization/49936
9535         * ira.c (ira_init_register_move_cost): Ignore too small subclasses
9536         for calculation of max register move costs.
9537
9538 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9539
9540         * c-parser.c (c_parser_postfix_expression): Convert operands of
9541         __builtin_complex to their semantic types.
9542
9543 2011-08-19  H.J. Lu  <hongjiu.lu@intel.com>
9544
9545         PR middle-end/49721
9546         * explow.c (convert_memory_address_addr_space): Also permute the
9547         conversion and addition of constant for zero-extend.
9548
9549 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9550
9551         * c-parser.c (c_parser_postfix_expression): Handle RID_BUILTIN_COMPLEX.
9552         * doc/extend.texi (__builtin_complex): Document.
9553
9554 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9555
9556         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Handle constants
9557         beyond conversions.
9558         (convert_mult_to_widen): Convert constant inputs to the right type.
9559         (convert_plusminus_to_widen): Don't automatically reject inputs that
9560         are not an SSA_NAME.
9561         Convert constant inputs to the right type.
9562
9563 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9564
9565         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Convert add_rhs
9566         to the correct type.
9567
9568 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9569
9570         * tree-ssa-math-opts.c (convert_mult_to_widen): Better handle
9571         unsigned inputs of different modes.
9572         (convert_plusminus_to_widen): Likewise.
9573
9574 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9575
9576         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Add new argument
9577         'type'.
9578         Use 'type' from caller, not inferred from 'rhs'.
9579         Don't reject non-conversion statements. Do return lhs in this case.
9580         (is_widening_mult_p): Add new argument 'type'.
9581         Use 'type' from caller, not inferred from 'stmt'.
9582         Pass type to is_widening_mult_rhs_p.
9583         (convert_mult_to_widen): Pass type to is_widening_mult_p.
9584         (convert_plusminus_to_widen): Likewise.
9585
9586 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9587
9588         * tree-ssa-math-opts.c (is_widening_mult_p): Remove FIXME.
9589         Ensure the the larger type is the first operand.
9590
9591 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9592
9593         * tree-ssa-math-opts.c (convert_mult_to_widen): Convert
9594         unsupported unsigned multiplies to signed.
9595         (convert_plusminus_to_widen): Likewise.
9596
9597 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9598
9599         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Permit a single
9600         conversion statement separating multiply-and-accumulate.
9601
9602 2011-08-19  Richard Guenther  <rguenther@suse.de>
9603
9604         PR tree-optimization/50067
9605         * tree-data-ref.c (dr_analyze_indices): Simplify, strip MEM_REF
9606         offset only if we accounted for it.
9607
9608 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9609
9610         * config/arm/arm.md (maddhidi4): Remove '*' from name.
9611         * expr.c (expand_expr_real_2): Use find_widening_optab_handler.
9612         * optabs.c (find_widening_optab_handler_and_mode): New function.
9613         (expand_widen_pattern_expr): Use find_widening_optab_handler.
9614         (expand_binop_directly): Likewise.
9615         (expand_binop): Likewise.
9616         * optabs.h (find_widening_optab_handler): New macro define.
9617         (find_widening_optab_handler_and_mode): New prototype.
9618         * tree-cfg.c (verify_gimple_assign_binary): Adjust WIDEN_MULT_EXPR
9619         type precision rules.
9620         (verify_gimple_assign_ternary): Likewise for WIDEN_MULT_PLUS_EXPR.
9621         * tree-ssa-math-opts.c (build_and_insert_cast): New function.
9622         (is_widening_mult_rhs_p): Allow widening by more than one mode.
9623         Explicitly disallow mis-matched input types.
9624         (convert_mult_to_widen): Use find_widening_optab_handler, and cast
9625         input types to fit the new handler.
9626         (convert_plusminus_to_widen): Likewise.
9627
9628 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
9629
9630         * expr.c (expand_expr_real_2): Use widening_optab_handler.
9631         * genopinit.c (optabs): Use set_widening_optab_handler for $N.
9632         (gen_insn): $N now means $a must be wider than $b, not consecutive.
9633         * optabs.c (widened_mode): New function.
9634         (expand_widen_pattern_expr): Use widening_optab_handler.
9635         (expand_binop_directly): Likewise.
9636         (expand_binop): Likewise.
9637         * optabs.h (widening_optab_handlers): New struct.
9638         (optab_d): New member, 'widening'.
9639         (widening_optab_handler): New function.
9640         (set_widening_optab_handler): New function.
9641         * tree-ssa-math-opts.c (convert_mult_to_widen): Use
9642         widening_optab_handler.
9643         (convert_plusminus_to_widen): Likewise.
9644
9645 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9646
9647         * c-decl.c (grokdeclarator): Diagnose _Noreturn for non-C1X if
9648         pedantic.
9649         * c-parser.c (c_parser_declspecs): Include _Noreturn in syntax comment.
9650         * ginclude/stdnoreturn.h (noreturn): Don't define for C++.
9651
9652 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
9653
9654         * opth-gen.awk: Do not declare target save/restore structures and
9655         functions if IN_RTS defined.
9656
9657 2011-08-19  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
9658
9659         PR target/49437
9660         * config/arm/arm.c (arm_output_epilogue): Properly handle epilogue
9661         when stack was realigned in interrupt handler prologue.
9662
9663 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
9664
9665         * c-decl.c (shadow_tag_warned): Check for _Noreturn.
9666         (quals_from_declspecs): Assert _Noreturn not present.
9667         (grokdeclarator): Handle _Noreturn.
9668         (build_null_declspecs): Initialize noreturn_p.
9669         (declspecs_add_scspec): Handle RID_NORETURN.
9670         * c-parser.c (c_token_starts_declspecs, c_parser_declspecs)
9671         (c_parser_attributes): Handle RID_NORETURN.
9672         * c-tree.h (struct c_declspecs): Add noreturn_p.
9673         * ginclude/stdnoreturn.h: New.
9674         * Makefile.in (USER_H): Add stdnoreturn.h.
9675
9676 2011-08-18  Kirill Yukhin  <kirill.yukhin@intel.com>
9677
9678         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX2_SET): New.
9679         (OPTION_MASK_ISA_AVX_UNSET): Update.
9680         (OPTION_MASK_ISA_AVX2_UNSET): New.
9681         (ix86_handle_option): Handle OPT_mavx2 case.
9682         * config/i386/cpuid.h (bit_AVX2): New.
9683         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
9684         AVX2 feature.
9685         * config/i386/i386-c.c (ix86_target_macros_internal):
9686         Conditionally define __AVX2__.
9687         * config/i386/i386.c (ix86_option_override_internal): Define PTA_AVX2.
9688         Define "core-avx2" processor alias.  Handle avx2 option.
9689         (ix86_valid_target_attribute_inner_p): Handle avx2 option.
9690         * config/i386/i386.h (TARGET_AVX2): New.
9691         * config/i386/i386.opt (mavx2): New.
9692         * doc/invoke.texi: Document -mavx2.
9693
9694 2011-08-18  Vladimir Makarov  <vmakarov@redhat.com>
9695
9696         PR rtl-optimization/49890
9697         * ira-costs.c (setup_regno_cost_classes_by_aclass): Don't exclude
9698         subclasses of class which is superset of a pressure class.
9699
9700 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
9701             Igor Zamyatin <igor.zamyatin@intel.com>
9702
9703         * config/i386/i386-c.c (ix86_target_macros_internal): Replace int
9704         with HOST_WIDE_INT for isa_flag.
9705         (ix86_pragma_target_parse): Replace int with HOST_WIDE_INT for
9706         isa variables.
9707
9708         * config/i386/i386.c (ix86_target_string): Replace int with
9709         HOST_WIDE_INT for isa.  Use HOST_WIDE_INT_PRINT to print isa.
9710         (ix86_target_opts): Replace int with HOST_WIDE_INT on mask.
9711         (pta_flags): Removed.
9712         (PTA_XXX): Redefined as (HOST_WIDE_INT_1 << X).
9713         (pta): Use HOST_WIDE_INT on flags.
9714         (builtin_isa): Use HOST_WIDE_INT on isa.
9715         (ix86_add_new_builtins): Likewise.
9716         (def_builtin): Use HOST_WIDE_INT on mask.
9717         (def_builtin_const): Likewise.
9718         (builtin_description): Likewise.
9719
9720         * config/i386/i386.opt (ix86_isa_flags): Replace int with
9721         HOST_WIDE_INT.
9722         (ix86_isa_flags_explicit): Likewise.
9723         (x_ix86_isa_flags_explicit): Likewise.
9724
9725 2011-08-17  Vladimir Makarov  <vmakarov@redhat.com>
9726
9727         PR rtl-optimization/50107
9728         * ira-int.h (ira_hard_reg_not_in_set_p): Remove.
9729         (ira_hard_reg_in_set_p): New.
9730
9731         * ira-color.c (calculate_saved_nregs): New.
9732         (assign_hard_reg): Use it.  Set up allocated_hard_reg_p for all
9733         hard regs.
9734         (allocno_reload_assign, fast_allocation): Use
9735         ira_hard_reg_set_intersection_p instead of
9736         ira_hard_reg_not_in_set_p.
9737
9738         * ira.c (setup_reg_renumber): Use
9739         ira_hard_reg_set_intersection_p instead of
9740         ira_hard_reg_not_in_set_p.
9741         (setup_allocno_assignment_flags, calculate_allocation_cost): Use
9742         ira_hard_reg_in_set_p instead of ira_hard_reg_not_in_set_p.
9743
9744         * ira-costs.c (ira_tune_allocno_costs): Use
9745         ira_hard_reg_set_intersection_p instead of
9746         ira_hard_reg_not_in_set_p.
9747
9748 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
9749             Igor Zamyatin <igor.zamyatin@intel.com>
9750
9751         * hwint.h (HOST_WIDE_INT_1): New.
9752
9753         * opt-functions.awk (switch_bit_fields): Initialize the
9754         host_wide_int field.
9755         (host_wide_int_var_name): New.
9756         (var_type_struct): Check and return HOST_WIDE_INT.
9757
9758         * opt-read.awk: Handle HOST_WIDE_INT for "Variable".
9759
9760         * optc-save-gen.awk: Support HOST_WIDE_INT on var_target_other.
9761
9762         * opth-gen.awk: Use HOST_WIDE_INT_1 on HOST_WIDE_INT.  Properly
9763         check masks for HOST_WIDE_INT.
9764
9765         * opts-common.c (set_option): Support HOST_WIDE_INT flag_var.
9766         (option_enabled): Likewise.
9767         (get_option_state): Likewise.
9768
9769         * opts.h (cl_option): Add cl_host_wide_int.  Change var_value
9770         to HOST_WIDE_INT.
9771
9772 2011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9773             Marc Glisse  <marc.glisse@normalesup.org>
9774
9775         PR libstdc++-v3/1773
9776         * target.def (decl_mangling_context): New C++ hook.
9777         * doc/tm.texi: Regenerate.
9778         * config/sol2-cxx.c, config/sol2-stubs.c: New files.
9779         * config/sol2-protos.h: Group by source file.
9780         (solaris_cxx_decl_mangling_context): Declare.
9781         * config/sol2.h (TARGET_CXX_DECL_MANGLING_CONTEXT): Define.
9782         * config/t-sol2 (sol2-cxx.o, sol2-stubs.o): New targets.
9783         Use $<.
9784         * config.gcc (*-*-solaris2*): Add sol2-cxx.o to cxx_target_objs.
9785         Add sol2-stubs.o to extra_objs.
9786
9787 2011-08-18  Jakub Jelinek  <jakub@redhat.com>
9788
9789         PR target/50009
9790         * stor-layout.c (update_alignment_for_field): Don't ICE on
9791         packed flexible array members if ms_bitfield_layout_p.
9792
9793         PR target/50092
9794         * config/i386/i386.c (assign_386_stack_local): Call validize_mem
9795         on the result before returning it.
9796
9797         PR debug/50017
9798         * tree-vect-stmts.c (vect_finish_stmt_generation): If gsi_stmt (*gsi)
9799         is a debug stmt, use location of the first non-debug stmt after it.
9800
9801 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9802
9803         * config/arm/arm.c (arm_rtx_costs_1): Don't modify the costs of SET.
9804         (arm_size_rtx_costs): Likewise.
9805
9806 2011-08-18  Richard Guenther  <rguenther@suse.de>
9807
9808         * tree.h (tree_int_cst_msb): Remove.
9809         * tree.c (tree_int_cst_msb): Likewise.
9810         (tree_int_cst_sign_bit): Move from ...
9811         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): ... here.
9812
9813 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9814
9815         * doc/tm.texi.in (TARGET_RTX_COSTS): Add an opno paramter.
9816         * doc/tm.texi: Regenerate.
9817         * target.def (rtx_costs): Add an opno parameter.
9818         * hooks.h (hook_bool_rtx_int_int_intp_bool_false): Replace with...
9819         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
9820         * hooks.c (hook_bool_rtx_int_int_intp_bool_false): Replace with...
9821         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
9822         * cse.c (COST_IN): Add an opno parameter.
9823         (notreg_cost): Likewise.  Update call to rtx_cost.
9824         (COST, fold_rtx): Update accordingly.
9825         * dojump.c (prefer_and_bit_test): Update call to rtx_cost.
9826         * expmed.c (emit_store_flag): Likewise.
9827         * optabs.c (avoid_expensive_constant): Add an opno parameter.
9828         Update call to rtx_cost.
9829         (expand_binop_directly, expand_binop): Likewise.
9830         (expand_twoval_binop, prepare_cmp_insn): Likewise.
9831         * rtl.h (rtx_cost, get_full_rtx_cost): Add opno parameters.
9832         (set_src_cost, get_full_set_src_cost): Update accordingly.
9833         * rtlanal.c (rtx_cost): Add an opno parameter.  Update call
9834         to target hook.
9835         (get_full_rtx_cost): Add an opno paramter.  Update calls to rtx_cost.
9836         (default_adress_cost): Update calls to rtx_cost.
9837
9838         * config/arm/arm.c (arm_rtx_costs_1, arm_size_rtx_costs)
9839         (arm_slowmul_rtx_costs): Adjust calls to rtx_cost.
9840         (arm_rtx_costs): Add an opno parameter.
9841         * config/alpha/alpha.c (alpha_rtx_costs): Add an opno parameter and
9842         adjust any recursive rtx-cost calls.
9843         * config/avr/avr.c (avr_operand_rtx_cost, avr_rtx_costs): Likewise.
9844         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
9845         * config/c6x/c6x.c (c6x_rtx_costs): Likewise.
9846         * config/cris/cris.c (cris_rtx_costs): Likewise.
9847         * config/frv/frv.c (frv_rtx_costs): Likewise.
9848         * config/h8300/h8300.c (h8300_rtx_costs): Likewise.
9849         * config/i386/i386.c (ix86_rtx_costs): Likewise.
9850         * config/ia64/ia64.c (ia64_rtx_costs): Likewise.
9851         * config/iq2000/iq2000.c (iq2000_rtx_costs): Likewise.
9852         * config/lm32/lm32.c (lm32_rtx_costs): Likewise.
9853         * config/m32c/m32c.c (m32c_rtx_costs): Likewise.
9854         * config/m32r/m32r.c (m32r_rtx_costs): Likewise.
9855         * config/m68k/m68k.c (m68k_rtx_costs): Likewise.
9856         * config/mcore/mcore.c (mcore_rtx_costs): Likewise.
9857         * config/mep/mep.c (mep_rtx_cost): Likewise.
9858         * config/microblaze/microblaze.c (microblaze_rtx_costs): Likewise.
9859         * config/mips/mips.c (mips_binary_cost): Update call to rtx_cost.
9860         (mips_zero_extend_cost): Add an opno parameter.
9861         * config/mmix/mmix.c (mmix_rtx_costs): Likewise.
9862         * config/mn10300/mn10300.c (mn10300_address_cost): Update call
9863         to rtx_cost.
9864         (mn10300_rtx_costs): Add an opno parameter and adjust any recursive
9865         rtx-cost calls.
9866         * config/pa/pa.c (hppa_rtx_costs): Likewise.
9867         * config/pdp11/pdp11.c (pdp11_rtx_costs): Likewise.
9868         * config/picochip/picochip.c (picochip_rtx_costs): Likewise.
9869         * config/rs6000/rs6000.c (rs6000_rtx_costs): Likewise.
9870         (rs6000_debug_rtx_costs): Likewise.
9871         * config/s390/s390.c (s390_rtx_costs): Likewise.
9872         * config/score/score-protos.h (score_rtx_costs): Likewise.
9873         * config/score/score.c (score_rtx_costs): Likewise.
9874         * config/sh/sh.c (andcosts): Update call to rtx_cost.
9875         (sh_rtx_costs): Add an opno parameter.
9876         * config/sparc/sparc.c (sparc_rtx_costs): Likewise.
9877         * config/spu/spu.c (spu_rtx_costs): Likewise.
9878         * config/stormy16/stormy16.c (xstormy16_rtx_costs): Likewise.
9879         * config/v850/v850.c (v850_rtx_costs): Likewise.
9880         * config/vax/vax.c (vax_rtx_costs): Likewise.
9881         * config/xtensa/xtensa.c (xtensa_rtx_costs): Likewise.
9882
9883 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9884
9885         * rtl.h (set_src_cost, get_full_set_src_cost): New functions.
9886         * auto-inc-dec.c (attempt_change): Use set_src_cost instead of
9887         rtx_cost.
9888         * calls.c (precompute_register_parameters): Likewise.
9889         * combine.c (expand_compound_operation, make_extraction): Likewise.
9890         (force_to_mode, distribute_and_simplify_rtx): Likewise.
9891         * dse.c (find_shift_sequence): Likewise.
9892         * expmed.c (init_expmed, expand_mult, expand_smod_pow2): Likewise.
9893         * expr.c (compress_float_constant): Likewise.
9894         * fwprop.c (should_replace_address, try_fwprop_subst): Likewise.
9895         * gcse.c (want_to_gcse_p): Likewise.
9896         * ifcvt.c (noce_try_sign_mask): Likewise.
9897         * loop-doloop.c (doloop_optimize): Likewise.
9898         * loop-invariant.c (create_new_invariant): Likewise.
9899         * optabs.c (avoid_expensive_constant): Likewise.
9900         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands)
9901         (try_replace_in_use, reload_cse_move2add): Likewise.
9902         * reload1.c (calculate_elim_costs_all_insns): Likewise.
9903         (note_reg_elim_costly): Likewise.
9904         * rtlanal.c (insn_rtx_cost): Likewise.
9905         * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9906         * stmt.c (lshift_cheap_p): Likewise.
9907         * tree-ssa-loop-ivopts.c (seq_cost, computation_cost): Likewise.
9908         * config/avr/avr.c (final_prescan_insn): Likewise.
9909         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
9910         * config/mips/mips.c (mips_binary_cost, mips_rtx_costs): Likewise.
9911
9912 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
9913
9914         * rtl.h (set_rtx_cost, get_full_set_rtx_cost): New functions.
9915         * auto-inc-dec.c (attempt_change): Use set_rtx_cost.
9916         * cfgloopanal.c (seq_cost): Likewise.
9917         * loop-invariant.c (create_new_invariant): Likewise.
9918         * postreload.c (move2add_use_add2_insn, move2add_use_add3_insn)
9919         (reload_cse_move2add): Use get_full_set_rtx_cost.
9920
9921 2011-08-18  Richard Guenther  <rguenther@suse.de>
9922
9923         * expr.c (get_inner_reference): Fix typo in last change.
9924
9925 2011-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
9926             Joseph Myers  <joseph@codesourcery.com>
9927
9928         PR tree-optimization/49963
9929         * hwint.c (absu_hwi): Define.
9930         * hwint.h (absu_hwi): Declare.
9931         * fold-const.c (fold_plusminus_mult_expr): Use absu_hwi instead
9932         of abs_hwi.
9933         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
9934         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
9935
9936 2011-08-18  Richard Guenther  <rguenther@suse.de>
9937
9938         * expr.c (get_inner_reference): Sign-extend the constant
9939         twos-complement offset before doing arbitrary precision
9940         arithmetic on it.
9941         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
9942         (get_constraint_for_1): Pass the offset of a MEM_REF unchanged
9943         to get_constraint_for_ptr_offset.
9944
9945 2011-08-17  Kaz Kojima  <kkojima@gcc.gnu.org>
9946
9947         PR target/50068
9948         * config/sh/sh.c (sh_output_mi_thunk): Don't call dbr_schedule.
9949
9950 2011-08-17  Richard Guenther  <rguenther@suse.de>
9951
9952         * tree.h (convert_to_ptrofftype_loc): New function.
9953         (convert_to_ptrofftype): Define.
9954         * builtins.c (expand_builtin_bzero): Use size_type_node.
9955         (fold_builtin_bzero): Likewise.
9956         (std_gimplify_va_arg_expr): Build the BIT_AND_EXPR on the pointer.
9957         * c-typeck.c (build_unary_op): Use convert_to_ptrofftype_loc.
9958         * cgraphunit.c (thunk_adjust): Use fold_build_pointer_plus_loc.
9959         (cgraph_redirect_edge_call_stmt_to_callee): Use size_int.
9960         * expr.c (expand_expr_addr_expr_1): Use fold_build_pointer_plus.
9961         * fold-const.c (build_range_check): Negate using the original type.
9962         (fold_unary_loc): Use fold_build_pointer_plus_loc.
9963         * gimple-fold.c (gimple_adjust_this_by_delta): Use
9964         convert_to_ptrofftype.
9965         * gimplify.c (gimplify_self_mod_expr): Likewise.
9966         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Likewise.
9967         (graphite_create_new_loop_guard): Likewise.
9968         * graphite-sese-to-poly.c (my_long_long): Remove.
9969         (scop_ivs_can_be_represented): Adjust.
9970         * tree-cfg.c (verify_gimple_assign_unary): Use ptrofftype_p.
9971         * tree-chrec.c (chrec_fold_plus_1): Use fold_build_pointer_plus.
9972         * tree-loop-distribution.c (build_size_arg_loc): Use
9973         size_type_node.
9974         (generate_memset_zero): Simplify.
9975         * tree-mudflap.c: Use fold_convert, not convert.
9976         * tree-predcom.c (suitable_reference_p): Expand DR_OFFSET in
9977         its own type.
9978         (determine_offset): Likewise for DR_STEP.
9979         (valid_initializer_p): Likewise.
9980         * tree-profile.c (prepare_instrumented_value): Convert the pointer
9981         to an integer type of same size.
9982         * tree-scalar-evolution.c (interpret_rhs_expr): Do not refer
9983         to sizetype without need.
9984         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
9985         * tree-ssa-loop-ivopts.c (find_bivs): Use convert_to_ptrofftype.
9986         * tree-ssa-loop-manip.c (create_iv): Likewise.
9987         (determine_exit_conditions): Adjust comment.
9988         * tree-ssa-pre.c (create_expression_by_pieces): Use
9989         convert_to_ptrofftype.
9990         * tree-ssa-structalias.c (get_constraint_for_1): Likewise.
9991         * varasm.c (array_size_for_constructor): Compute using double_ints.
9992
9993 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9994
9995         * config/spu/spu.c (spu_emit_branch_or_set): Avoid reverse tests
9996         when generating an integer result where possible.  Short-cut
9997         comparison against 0 also for QImode.
9998
9999 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10000
10001         * config/spu/spu.h (LEGITIMIZE_RELOAD_ADDRESS): New macro.
10002         * config/spu/spu-protos.h (spu_legitimize_reload_address): Add
10003         prototype.
10004         * config/spu/spu.c (spu_legitimize_reload_address): New function.
10005         (spu_legitimate_address_p): Do not check displacement if the base
10006         is an eliminable stack register.
10007
10008 2011-08-16  Anatoly Sokolov  <aesok@post.ru>
10009
10010         * config/m32c/m32c.h (PREFERRED_RELOAD_CLASS,
10011         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
10012         * config/m32c/m32c-protos.h (m32c_preferred_reload_class,
10013         m32c_preferred_output_reload_class): Remove.
10014         * config/m32c/m32c.c (m32c_preferred_reload_class): Make static.
10015         Change rclass argument and return types to reg_class_t. Use
10016         reg_class_subset_p instead of class_sizes.
10017         (m32c_preferred_output_reload_class): Make static. Change rclass
10018         argument and return types to reg_class_t.
10019         (TARGET_PREFERRED_RELOAD_CLASS,
10020         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
10021
10022 2011-08-16  Kai Tietz  <ktietz@redhat.com>
10023
10024         * config/i386/mingw32.h (GOMP_SELF_SPEC): Add -pthread option.
10025
10026 2011-08-16  Richard GUenther  <rguenther@suse.de>
10027
10028         PR tree-optimization/50082
10029         * tree-ssa-forwprop.c (combine_cond_expr_cond): Handle overflow
10030         warnings here, instead of ...
10031         (ssa_forward_propagate_and_combine): ... here.
10032         (forward_propagate_into_comparison_1): Adjust.
10033         (forward_propagate_into_comparison): Likewise.
10034         (forward_propagate_into_gimple_cond): Likewise.
10035         (forward_propagate_into_cond): Likewise.
10036
10037 2011-08-16  Andreas Schwab  <schwab@redhat.com>
10038
10039         * ggc.h (ggc_alloc_rtvec_sized): Use ggc_alloc_zone_rtvec_def
10040         instead of ggc_alloc_zone_vec_rtvec_def.
10041
10042 2011-08-16  Richard Guenther  <rguenther@suse.de>
10043
10044         * tree.h (ptrofftype_p): New helper function.
10045         * tree-cfg.c (verify_expr): Use ptrofftype_p for POINTER_PLUS_EXPR
10046         offset verification.
10047         (verify_gimple_assign_binary): Likewise.
10048         * tree.c (build2_stat): Likewise.
10049         * tree-chrec.c (chrec_fold_plus_poly_poly): Likewise.
10050         (reset_evolution_in_loop): Likewise.
10051         * tree-chrec.h (build_polynomial_chrec): Likewise.
10052
10053 2011-08-16  Liang Wang  <lwang1@marvell.com>
10054
10055         * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
10056         ggc_alloc_zone_vec_rtvec_def.
10057
10058 2011-08-16  Richard Guenther  <rguenther@suse.de>
10059
10060         * tree-vrp.c (extract_range_from_multiplicative_op_1): New
10061         helper factored out from ...
10062         (extract_range_from_binary_expr_1): ... here.  Re-structure
10063         to not glob handling too different tree codes.
10064
10065 2011-08-15  Richard Henderson  <rth@redhat.com>
10066
10067         PR middle-end/50006
10068         * explow.c (allocate_dynamic_stack_space): Move suppress_reg_args_size
10069         setting out to include allocate_stack named pattern as well.
10070         * builtins.c (expand_builtin_apply): Add ARG_SIZE 0 note.
10071         * stmt.c (expand_stack_restore): Likewise.
10072
10073 2011-08-15  Richard Guenther  <rguenther@suse.de>
10074
10075         PR middle-end/50082
10076         * fold-const.c (maybe_canonicalize_comparison_1): Properly
10077         convert the modified operand to the other operand type.
10078         (fold_comparison): Call maybe_canonicalize_comparison_1 with
10079         useless conversions stripped from comparison operands.
10080
10081 2011-08-15  Richard Guenther  <rguenther@suse.de>
10082
10083         * tree-vrp.c (value_range_nonnegative_p): Fix anti-range case.
10084         (extract_range_from_unary_expr_1): Restructure.
10085
10086 2011-08-15  Richard Guenther  <rguenther@suse.de>
10087
10088         PR tree-optimization/50058
10089         * tree-ssa-sccvn.c (vn_reference_lookup_3): Relax aggregate
10090         copy matching.
10091
10092 2011-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10093
10094         PR target/50022
10095         * config/arm/arm.c (output_move_double): Add 2 parameters
10096         to count the number of insns emitted and whether to emit or not.
10097         Use the flag to decide when to emit and count number of instructions
10098         that will be emitted.
10099         Handle case where output_move_double might be called for calculating
10100         lengths with an invalid constant.
10101         (arm_count_output_move_double_insns): Define.
10102         * config/arm/arm-protos.h (arm_count_output_move_double_insns): Declare.
10103         (output_move_double): Adjust prototype.
10104         * config/arm/vfp.md ("*movdi_vfp"): Adjust call to
10105         output_move_double.
10106         ("*movdi_vfp_cortexa8"): Likewise and add attribute
10107         for ce_count.
10108         * config/arm/arm.md ("*arm_movdi"): Adjust call to output_move_double.
10109         ("*movdf_soft_insn"): Likewise.
10110         * config/arm/cirrus.md ("*cirrus_arm_movdi"): Likewise.
10111         ("*cirrus_thumb2_movdi"): Likewise.
10112         ("*thumb2_cirrus_movdf_hard_insn"): Likewise.
10113         ("*cirrus_movdf_hard_insn"): Likewise.
10114         * config/arm/neon.md (*neon_mov<mode> VD): Likewise.
10115         * config/arm/iwmmxt.md ("*iwmmxt_arm_movdi"): Likewise.
10116         ("mov<mode>_internal VMMX"): Likewise.
10117         * config/arm/fpa.md (*movdf_fpa, *thumb2_movdf_fpa): Likewise.
10118
10119 2011-08-14  Uros Bizjak  <ubizjak@gmail.com>
10120
10121         * config/i386/i386.c (ix86_expand_round_sse4): New function.
10122         * config/i386/i386-protos.h (ix86_expand_round_sse4): New prototype.
10123         * config/i386/i386.md (round<mode>2): Use ix86_expand_round_sse4
10124         for TARGET_ROUND.
10125
10126         (rint<mode>2): Simplify TARGET_ROUND check.
10127         (floor<mode>2): Ditto.
10128         (ceil<mode>2): Ditto.
10129         (btrunc<mode>2): Ditto.
10130
10131 2011-08-14  Anatoly Sokolov  <aesok@post.ru>
10132
10133         * config/mmix/mmix.c (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Redefine
10134         as mmix_preferred_output_reload_class.
10135
10136 2011-08-14  Georg-Johann Lay  <avr@gjlay.de>
10137
10138         * PR target/49903
10139         * config/avr/avr.md (UNSPEC_IDENTITY): New c_enum.
10140         (branch_unspec): New insn.
10141         (branch): Beauty farm.
10142         * config/avr/avr.c (compare_condition): Use JUMP_P.  Test SET_SRC
10143         to be IF_THEN_ELSE.
10144         (avr_compare_pattern, avr_reorg_remove_redundant_compare):
10145         New static functions.
10146         (avr_reorg): Use them.  Use next_real_insn instead of NEXT_INSN.
10147         Use CONST_INT_P.  Beauty.
10148
10149 2011-08-12  Richard Henderson  <rth@redhat.com>
10150
10151         PR rtl-opt/49994
10152         * sched-init.h (struct deps_desc): Add sched_before_next_jump.
10153         * sched-deps.c (init_deps): Clear it.
10154         (deps_analyze_insn): Consume it.
10155         (sched_analyze_insn): Fill it.
10156
10157 2011-08-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10158
10159         PR target/48328
10160         * config/arm/arm.h (CASE_VECTOR_SHORTEN_MODE): Fix distance
10161         for tbh instructions.
10162
10163 2011-08-12  Diego Novillo  <dnovillo@google.com>
10164
10165         * data-streamer.h (streamer_write_zero): Rename from output_zero.
10166         (streamer_write_uhwi): Rename from lto_output_uleb128.
10167         (streamer_write_hwi): Rename from output_sleb128.
10168         (streamer_write_string): Rename from lto_output_string.
10169         (streamer_string_index): Rename from lto_string_index.
10170         (streamer_write_string_with_length): Rename from
10171         lto_output_string_with_length.
10172         (streamer_write_uhwi_stream): Rename from lto_output_uleb128_stream.
10173         (streamer_write_hwi_stream): Rename from lto_output_sleb128_stream.
10174         (streamer_read_string): Rename from lto_input_string.
10175         (streamer_read_indexed_string): Rename from input_string_internal.
10176         (streamer_read_uhwi): Rename from lto_input_uleb128.
10177         (streamer_read_hwi): Rename from lto_input_sleb128.
10178         (streamer_write_hwi_in_range): Rename from lto_output_int_in_range.
10179         (streamer_read_hwi_in_range): Rename from lto_input_int_in_range.
10180         (streamer_write_enum): Rename from lto_output_enum.
10181         (streamer_read_enum): Rename from lto_input_enum.
10182         (streamer_write_record_start): Rename from output_record_start.
10183         (streamer_read_record_start): Rename from input_record_start.
10184         (streamer_write_bitpack): Rename from lto_output_bitpack.
10185         (streamer_read_bitpack): Rename from lto_input_bitpack.
10186         (streamer_write_char_stream): Rename from lto_output_1_stream.
10187         (streamer_read_uchar): Rename from lto_input_1_unsigned.
10188         * tree-streamer.h (streamer_cache_d): Rename from lto_streamer_cache_d.
10189         (streamer_handle_as_builtin_p): Rename from lto_stream_as_builtin_p.
10190         (streamer_read_string_cst): Rename from input_string_cst.
10191         (streamer_read_chain): Rename from lto_input_chain.
10192         (streamer_alloc_tree): Rename from lto_materialize_tree.
10193         (streamer_read_tree_body): Rename from lto_input_tree_pointers.
10194         (streamer_get_pickled_tree): Rename from lto_get_pickled_tree.
10195         (streamer_get_builtin_tree): Rename from lto_get_builtin_tree.
10196         (streamer_read_integer_cst): Rename from lto_input_integer_cst.
10197         (streamer_read_tree_bitfields): Rename from tree_read_bitfields.
10198         (streamer_write_chain): Rename from lto_output_chain.
10199         (streamer_write_tree_header): Rename from lto_output_tree_header.
10200         (streamer_pack_tree_bitfields): Rename from pack_value_fields.
10201         (streamer_write_tree_body): Rename from lto_output_tree_pointers.
10202         (streamer_write_integer_cst): Rename from lto_output_integer_cst.
10203         (streamer_write_builtin): Rename from lto_output_builtin_tree.
10204         (streamer_check_handled_ts_structures): Rename from
10205         check_handled_ts_structures.
10206         (streamer_tree_cache_insert): Rename from lto_streamer_cache_insert.
10207         (streamer_tree_cache_insert_at): Rename from
10208         lto_streamer_cache_insert_at.
10209         (streamer_tree_cache_append): Rename from lto_streamer_cache_append.
10210         (streamer_tree_cache_lookup): Rename from lto_streamer_cache_lookup.
10211         (streamer_tree_cache_get): Rename from lto_streamer_cache_get.
10212         (streamer_tree_cache_create): Rename from lto_streamer_cache_create.
10213         (streamer_tree_cache_delete): Rename from lto_streamer_cache_delete.
10214         * tree-streamer-out.c (write_string_cst): Rename from output_string_cst.
10215         (write_identifier): Rename from output_identifier.
10216         (write_ts_common_tree_pointers): Rename from
10217         lto_output_ts_common_tree_pointers.
10218         (write_ts_vector_tree_pointers): Rename from
10219         lto_output_ts_vector_tree_pointers.
10220         (write_ts_complex_tree_pointers): Rename from
10221         lto_output_ts_complex_tree_pointers.
10222         (write_ts_decl_minimal_tree_pointers): Rename from
10223         lto_output_ts_decl_minimal_tree_pointers.
10224         (write_ts_decl_common_tree_pointers): Rename from
10225         lto_output_ts_decl_common_tree_pointers.
10226         (write_ts_decl_non_common_tree_pointers): Rename from
10227         lto_output_ts_decl_non_common_tree_pointers.
10228         (write_ts_decl_with_vis_tree_pointers): Rename from
10229         lto_output_ts_decl_with_vis_tree_pointers.
10230         (write_ts_field_decl_tree_pointers): Rename from
10231         lto_output_ts_field_decl_tree_pointers.
10232         (write_ts_function_decl_tree_pointers): Rename from
10233         lto_output_ts_function_decl_tree_pointers.
10234         (write_ts_type_common_tree_pointers): Rename from
10235         lto_output_ts_type_common_tree_pointers.
10236         (write_ts_type_non_common_tree_pointers): Rename from
10237         lto_output_ts_type_non_common_tree_pointers.
10238         (write_ts_list_tree_pointers): Rename from
10239         lto_output_ts_list_tree_pointers.
10240         (write_ts_vec_tree_pointers): Rename from
10241         lto_output_ts_vec_tree_pointers.
10242         (write_ts_exp_tree_pointers): Rename from
10243         lto_output_ts_exp_tree_pointers.
10244         (write_ts_block_tree_pointers): Rename from
10245         lto_output_ts_block_tree_pointers.
10246         (write_ts_binfo_tree_pointers): Rename from
10247         lto_output_ts_binfo_tree_pointers.
10248         (write_ts_constructor_tree_pointers): Rename from
10249         lto_output_ts_constructor_tree_pointers.
10250         (write_ts_target_option): Rename from lto_output_ts_target_option.
10251         (write_ts_translation_unit_decl_tree_pointers): Rename from
10252         lto_output_ts_translation_unit_decl_tree_pointers.
10253         * tree-streamer.c (streamer_tree_cache_add_to_node_array):
10254         Rename from lto_streamer_cache_add_to_node_array.
10255         (streamer_tree_cache_insert_1): Rename from lto_streamer_cache_insert_1.
10256         (record_common_node): Rename from lto_record_common_node.
10257
10258         * streamer-hooks.h (bitpack_d, lto_streamer_cache_d): Remove forward
10259         declarations.
10260         * data-streamer-in.c (lto_input_widest_uint_uleb128): Remove unused
10261         function.
10262         * data-streamer-out.c (lto_output_widest_uint_uleb128_stream): Remove
10263         unused function.
10264         * Makefile.in (lto-section-out.o): Add dependency on DATA_STREAMER_H.
10265         (ipa-reference.o): Likewise.
10266         * lto-section-out.c: Include data-streamer.h.
10267         * ipa-reference.c: Include data-streamer.h.
10268
10269 2011-08-12  Nick Clifton  <nickc@redhat.com>
10270
10271         * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern.
10272         * doc/md.texi (cmpstrn): Note that the comparison stops if both
10273         fetched bytes are zero.
10274         (cmpstr): Likewise.
10275         (cmpmem): Note that the comparison does not stop if both of the
10276         fetched bytes are zero.
10277
10278 2011-08-12  Uros Bizjak  <ubizjak@gmail.com>
10279
10280         * builtins.def (BUILT_IN_ICEIL{,F,L}, BUILT_IN_IFLOOR{,F,L}
10281         BUILT_IN_IRINT{,F,L}, BUILT_IN_IROUND{,F,L}: New builtin definitions.
10282         * convert.c (convert_to_integer): Convert to BUILT_IN_ICEIL,
10283         BUILT_IN_IFLOOR, BUILT_IN_IRINT or BUILT_INT_IROUND when converting
10284         to integer_type_node.
10285         * fold-const.c (tree_call_nonnegative_warnv_p): Handle BUILT_IN_ICEIL,
10286         BUILT_IN_IFLOOR, BUILT_IN_IRINT and BUILT_INT_IROUND.
10287         * builtins.c (expand_builtin_in): Ditto.
10288         (mathfn_built_in_1): Ditto.
10289         (expand_builtin_int_roundingfn): Handle BUILT_IN_ICEIL and
10290         BUILT_IN_IFLOOR.
10291         (expand_builtin_int_roundingfn_2): Handle BUILT_IN_IRINT and
10292         BUILT_IN_IROUND.
10293         (fold_fixed_mathfn): Canonicalize BUILT_IN_ICEIL, BUILTIN_IN_IFLOOR
10294         BUILT_IN_IRINT and BUILT_IN_IROUND to BUILT_IN_LCEIL,
10295         BUILTIN_IN_LFLOOR, BUILT_IN_LRINT and BUILT_IN_LROUND on ILP32 targets.
10296
10297 2011-08-12  Richard Guenther  <rguenther@suse.de>
10298
10299         * tree-vrp.c (extract_range_from_unary_expr_1): Implement -X as 0 - X.
10300
10301 2011-08-12  Romain Geissler  <romain.geissler@gmail.com>
10302
10303         * Makefile.in (PLUGIN_HEADERS): Add C_TREE_H.
10304
10305 2011-08-12  Richard Sandiford  <rdsandiford@googlemail.com>
10306
10307         * config/arm/arm.c (get_label_padding): New function.
10308         (create_fix_barrier, arm_reorg): Use it.
10309
10310 2011-08-11  Uros Bizjak  <ubizjak@gmail.com>
10311
10312         PR target/49781
10313         * config/i386/i386.md (*lea_5_zext): New.
10314         (*lea_6_zext): Ditto.
10315         * config/i386/predicates.md (const_32bit_mask): New predicate.
10316         (lea_address_operand): Reject AND.
10317         * config/i386/i386.c (ix86_decompose_address): Allow Dimode AND with
10318         const_32bit_mask immediate.
10319         (ix86_print_operand_address): Handle AND.
10320         (memory_address_length): Ditto.
10321
10322 2011-08-11  Romain Geissler  <romain.geissler@gmail.com>
10323             Brian Hackett  <bhackett1024@gmail.com>
10324
10325         * plugin.def: Add event for finish_decl.
10326         * plugin.c (register_callback, invoke_plugin_callbacks): Same.
10327         * c-decl.c (finish_decl): Invoke callbacks on above event.
10328         * doc/plugins.texi: Document above event.
10329
10330 2011-08-11  Richard Guenther  <rguenther@suse.de>
10331
10332         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid redundant
10333         lookups, make looking through aggregate copies stronger.
10334
10335 2011-08-11  Richard Henderson  <rth@redhat.com>
10336
10337         PR bootstrap/50018
10338         * expr.c (fixup_args_size_notes): Accept and ignore normal calls.
10339
10340 2011-08-11  Richard Guenther  <rguenther@suse.de>
10341
10342         * lto-cgraph.c (input_node): Use DECL_BUILT_IN.
10343         * tree-vrp.c (stmt_interesting_for_vrp): Likewise.
10344         (vrp_visit_stmt): Likewise.
10345
10346 2011-08-11  Richard Guenther  <rguenther@suse.de>
10347
10348         PR middle-end/50040
10349         * gimplify.c (gimplify_modify_expr_complex_part): Mark the
10350         load of the other piece with TREE_NO_WARNING.
10351         * tree-flow.h (warn_uninit): Adjust prototype.
10352         * tree-ssa.c (warn_uninit): Take uninitialized SSA name,
10353         the base variable and the expression that is used separately.
10354         Properly query all TREE_NO_WARNING flags.
10355         (struct walk_data): Remove.
10356         (warn_uninitialized_var): Likewise.
10357         (warn_uninitialized_vars): Do not walk gimple pieces but simply
10358         look at all SSA uses of the statement.  Handle unused memory
10359         separately.
10360         * tree-ssa-uninit.c (warn_uninitialized_phi): Adjust.
10361
10362 2011-08-11   Kazuhiro Inaoka  <kazuhiro.inaoka.ud@renesas.com>
10363
10364         * config/rx/rx.md (movsicc): Allow register to register transfers.
10365         (*movsicc): Likewise.
10366         (*stcc): Restrict this pattern to EQ and NE compares.
10367         (*stcc_reg): New pattern.  Works for any comparison but only for
10368         register transfers.
10369
10370 2011-08-11   Diego Novillo  <dnovillo@google.com>
10371
10372         * tree-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers):
10373         Call stream_write_tree instead of output_record_start.
10374         (lto_output_ts_binfo_tree_pointers): Likewise.
10375
10376         * streamer-hooks.h (stream_write_tree): Move from tree-streamer.h.
10377         Convert it to a macro.
10378         (stream_read_tree): Likewise.
10379
10380         * lto-streamer.h (lto_stream_as_builtin_p): Move ...
10381         * tree-streamer.h (lto_stream_as_builtin_p): ... here.
10382
10383         * lto-streamer-in.c (lto_read_tree): Call lto_streamer_cache_append
10384         and tree_read_bitfields.
10385         * lto-streamer-out.c (lto_is_streamable): Move from lto-streamer.c
10386         (lto_write_tree): Call it.
10387         * lto-streamer.c (lto_is_streamable): Move to lto-streamer-out.c
10388         * streamer-hooks.h (struct streamer_hooks): Remove fields
10389         name, is_streamable and alloc_tree. Update all users.
10390         * tree-streamer-in.c (tree_read_bitfields): Factor out of ...
10391         (lto_materialize_tree): ... here.
10392         Handle CALL_EXPR codes.
10393         Remove call to lto_streamer_cache_append.
10394         * tree-streamer-out.c (lto_output_tree_header): Handle CALL_EXPR nodes.
10395         * tree-streamer.h (tree_read_bitfields): Declare.
10396
10397         * Makefile.in (TREE_STREAMER_H): Add STREAMER_HOOKS_H.
10398         (gimple-streamer-in.o): Add dependency on TREE_STREAMER_H.
10399         * tree-streamer.h (stream_read_tree): New.  Replace all calls
10400         to lto_input_tree with it.
10401         (stream_write_tree): New.  Replace all calls to lto_output_tree,
10402         lto_output_tree_ref and lto_output_tree_or_ref with it.
10403         * lto-streamer-in.c (lto_read_tree): Inline code from
10404         lto_streamer_read_tree.
10405         (lto_input_tree): Move from tree-streamer-in.c.
10406         * lto-streamer-out.c (lto_output_tree_ref): Make static.
10407         Remove handling of NULL values for EXPR.
10408         Do not handle EXPRs that are not indexable.
10409         (lto_write_tree): Move from tree-streamer-out.c.
10410         Inline lto_streamer_write_tree.
10411         (lto_output_tree): Move from tree-streamer-out.c.
10412         If REF_P is true and EXPR is indexable, call lto_output_tree_ref.
10413         * lto-streamer.c (lto_record_common_node): Move to tree-streamer.c.
10414         (lto_preload_common_nodes): Likewise.
10415         Remove assertions and adjustments for nodes
10416         main_identifier_node, ptrdiff_type_node and fileptr_type_node.
10417         (lto_streamer_hooks_init): Set streamer_hooks.write_tree to
10418         lto_output_tree and streamer_hooks.read_tree to lto_input_tree.
10419         * lto-streamer.h (lto_input_tree): Declare.
10420         (lto_output_tree_ref): Remove.
10421         * streamer-hooks.h (struct streamer_hooks): Remove fields
10422         preload_common_nodes, indexable_with_decls_p,
10423         pack_value_fields, unpack_value_fields and output_tree_header.
10424         Update all users.
10425         * tree-streamer-in.c (lto_materialize_tree): Make extern.
10426         (lto_input_tree_pointers): Likewise.
10427         (lto_read_tree): Move to lto-streamer-in.c.
10428         (lto_input_integer_cst): Make extern.
10429         (lto_get_pickled_tree): Likewise.
10430         (lto_get_builtin_tree): Likewise.
10431         (lto_input_tree): Move to lto-streamer-in.c.
10432         * tree-streamer-out.c (pack_value_fields): Make extern.
10433         (lto_output_tree_or_ref): Remove.  Replace all callers with
10434         calls to stream_write_tree.
10435         (lto_output_builtin_tree): Make extern.
10436         (lto_streamer_write_tree): Inline into lto_write_tree.
10437         (lto_output_tree_pointers): Make extern.
10438         (lto_output_tree_header): Likewise.
10439         (lto_output_integer_cst): Likewise.
10440         (lto_write_tree): Move to lto-streamer-out.c.
10441         (lto_output_tree): Likewise.
10442         * tree-streamer.c (lto_record_common_node): Move from lto-streamer.c
10443         (preload_common_nodes): Likewise.
10444         (lto_streamer_cache_create): Call it.
10445         * tree-streamer.h: Include streamer-hooks.h.
10446         (stream_write_tree): New.
10447         (stream_read_tree): New.
10448         (lto_input_tree): Remove.
10449         (lto_materialize_tree): Declare.
10450         (lto_input_tree_pointers): Declare.
10451         (lto_get_pickled_tree): Declare.
10452         (lto_get_builtin_tree): Declare.
10453         (lto_input_integer_cst): Declare.
10454         (lto_output_tree_header): Declare.
10455         (pack_value_fields): Declare.
10456         (lto_output_tree_pointers): Declare.
10457         (lto_output_integer_cst): Declare.
10458         (lto_output_builtin_tree): Declare.
10459
10460 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10461
10462         * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
10463         only if producer writes to the register given by regno.
10464
10465 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10466             Alexander Monakov  <amonakov@ispras.ru>
10467
10468         * sched-deps.c (sched_get_condition_with_rev): Rename to ...
10469         (sched_get_condition_with_rev_uncached): ... this.  Factor out
10470         condition caching logic into ...
10471         (sched_get_condition_with_rev): ... this.  Reimplement.  Do not
10472         attempt to use cache for instructions with zero luid.
10473         (sched_analyze_insn): Use INSN_CACHED_COND instead of INSN_COND.
10474         * sched-int.h (INSN_COND): Rename to INSN_CACHED_COND.
10475
10476 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10477
10478         * sel-sched-ir.c (get_seqno_of_a_pred): Rename to
10479         get_seqno_for_a_jump.  Update the caller.
10480         (get_seqno_by_succs): New.  Use it ...
10481         (get_seqno_for_a_jump): ... here to find a seqno if looking at
10482         predecessors was not sufficient.
10483         (get_seqno_by_preds): Include head in iteration range, exclude insn.
10484
10485 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10486
10487         * sel-sched-ir.c (invalidate_av_set): Remove the assert.
10488
10489 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10490
10491         * sel-sched-ir.h (register_unavailable_p): Declare.
10492         * sel-sched-ir.c (register_unavailable_p): New.  Use it...
10493         (set_unavailable_target_for_expr): ... here to properly test
10494         availability of a register.
10495         (speculate_expr): Ditto.
10496         * sel-sched.c (substitute_reg_in_expr): Ditto.
10497         (av_set_could_be_blocked_by_bookkeeping_p): Ditto.
10498
10499 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
10500
10501         * sel-sched.c (verify_target_availability): Fix usage of
10502         hard_regno_nregs.
10503
10504 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10505
10506         * sel-sched-ir.c (init_global_and_expr_for_insn): Forbid copying of
10507         recognized by cannot_copy_insn_p hook and volatile instructions.
10508
10509 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
10510
10511         * sel-sched-ir.c (merge_expr_data): Take maximum spec.
10512
10513 2011-08-11  Richard Sandiford  <richard.sandiford@linaro.org>
10514
10515         * doc/md.texi (define_bypass): Say that the instruction names can
10516         be filename-style globs.
10517         * Makefile.in (FNMATCH_H): Define.
10518         (build/genattrtab.o, build/genautomata.o): Depend on $(FNMATCH_H).
10519         * genattrtab.c: Include fnmatch.h.
10520         (bypass_list): Change field name from "insn" to "pattern".
10521         (gen_bypass_1): Update accordingly.
10522         (process_bypasses): Use fnmatch to check for matches between
10523         insn reservations and define_bypasses.
10524         * genautomata.c: Include fnmatch.h.
10525         (bypass_decl): Rename in_insn_name and out_insn_name to in_pattern
10526         and out_pattern respectively.
10527         (gen_bypass, insert_bypass): Update accordingly.
10528         (for_each_matching_insn, process_bypass_2, process_bypass_1)
10529         (process_bypass): New functions.
10530         (process_decls): Use process_bypass.  Update after field name changes.
10531
10532 2011-08-11  Georg-Johann Lay  <avr@gjlay.de>
10533
10534         PR target/49687
10535         * config/avr/avr.md (smulqi3_highpart): New insn.
10536         (umulqi3_highpart): New insn.
10537         (*subqi3.ashiftrt7): New insn.
10538         (smulhi3_highpart): New expander.
10539         (umulhi3_highpart): Nex expander.
10540         (*smulhi3_highpart_call): New insn.
10541         (*umulhi3_highpart_call): New insn.
10542         (extend_u): New code attribute.
10543         (extend_prefix): Rename code attribute to extend_su.
10544         * config/avr/avr.c (avr_rtx_costs): Report costs of highpart of
10545         widening QI/HI multiply.
10546
10547 2011-08-11  Ira Rosen  <ira.rosen@linaro.org>
10548
10549         PR tree-optimization/50039
10550         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Check
10551         that DEF_STMT has a stmt_vec_info.
10552
10553 2011-08-10  Richard Guenther  <rguenther@suse.de>
10554
10555         * tree.h (can_trust_pointer_alignment): Remove.
10556         * builtins.c (can_trust_pointer_alignment): Remove.
10557
10558 2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
10559
10560         * c-typeck.c (scalar_to_vector): New function. Try scalar to
10561         vector conversion.
10562         (stv_conv): New enum for scalar_to_vector return type.
10563         (build_binary_op): Adjust.
10564         * doc/extend.texi: Description of scalar to vector expansion.
10565
10566 2011-08-10  Richard Guenther  <rguenther@suse.de>
10567
10568         * tree.h (get_pointer_alignment): Remove max-align argument.
10569         (get_object_alignment): Likewise.
10570         * builtins.c (get_object_alignment_1): Adjust.
10571         (get_object_alignment): Remove max-align argument.
10572         (get_pointer_alignment): Likewise.
10573         (expand_builtin_strlen): Adjust.
10574         (expand_builtin_memcpy): Likewise.
10575         (expand_builtin_mempcpy_args): Likewise.
10576         (expand_builtin_strncpy): Likewise.
10577         (expand_builtin_memset_args): Likewise.
10578         (expand_builtin_memcmp): Likewise.
10579         (expand_builtin_strcmp): Likewise.
10580         (expand_builtin_strncmp): Likewise.
10581         (get_builtin_sync_mem): Likewise.
10582         (fold_builtin_memset): Likewise.
10583         (fold_builtin_memory_op): Likewise.
10584         (expand_builtin_memory_chk): Likewise.
10585         * emit-rtl.c (get_mem_align_offset): Likewise.
10586         (set_mem_attributes_minus_bitpos): Likewise.
10587         * expr.c (expand_assignment): Likewise.
10588         (expand_expr_real_1): Likewise.
10589         * tree-sra.c (tree_non_mode_aligned_mem_p): Likewise.
10590         * tree-ssa-forwprop.c (simplify_builtin_call): Likewise.
10591         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Likewise.
10592         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
10593         * value-prof.c (gimple_stringops_transform): Likewise.
10594
10595 2011-08-10  Paulo J. Matos  <paulo.matos@csr.com>
10596
10597         * doc/tm.texi.in (CLASS_MAX_NREGS): Fix typo.
10598         * doc/tm.texi: Regenerate.
10599
10600 2011-08-10  Georg-Johann Lay  <avr@gjlay.de>
10601
10602         PR target/29560
10603         * config/avr/avr.md (*ashlhiqi3): New insn-and-split.
10604         (*ashl<extend_prefix>qihiqi3): New insn-and-splits.
10605         (*ashl<extend_prefix>qihiqi3.mem): New insn-and-splits.
10606         Add peephole2 to map ashlhi3 to ashlqi3 if high part of
10607         shift target is unused.
10608
10609 2011-08-10  Richard Guenther  <rguenther@suse.de>
10610
10611         PR tree-optimization/49937
10612         * tree-ssa-ccp.c (get_value_from_alignment): Re-implement
10613         using get_object_alignment_1.
10614
10615 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
10616
10617         * config/i386/i386.c (ix86_emit_i387_round): New function.
10618         * config/i386/i386-protos.h (ix86_emit_i387_round): Declare.
10619         * config/i386/i386.md (round<mode>2): Use X87MODEF mode iterator.
10620         Use ix86_emit_i387_round to expand round function for i387 math.
10621         (lround<X87MODEF:mode><SWI248x:mode>2): Use X87MODEF mode iterator.
10622         Use ix86_emit_i387_round to expand {l,ll}round function for i387 math.
10623
10624 2011-08-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10625
10626         * config/sync.c: Move to ../libgcc.
10627         * Makefile.in (libgcc.mvars): Remove LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS.
10628         * config/mips/t-libgcc-mips16 (LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS):
10629         Remove.
10630
10631 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
10632
10633         * config/mmix/mmix.h (REGISTER_MOVE_COST): Remove macro.
10634         * config/mmix/mmix-protos.h (mmix_register_move_cost): Remove.
10635         * config/mmix/mmix.c (mmix_register_move_cost): Make static.
10636         Change 'from' and 'to' arguments type to reg_class_t.
10637         (TARGET_REGISTER_MOVE_COST): Define.
10638
10639 2011-08-09  Vladimir Makarov  <vmakarov@redhat.com>
10640
10641         PR target/50026
10642         Revert:
10643         PR rtl-optimization/49990
10644         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
10645         ignore classes which can not change mode.
10646         (find_costs_and_classes): Ditto.
10647
10648 2011-08-09  Richard Guenther  <rguenther@suse.de>
10649
10650         * tree-vrp.c (zero_nonzero_bits_from_vr): Also return precise
10651         information for ranges with only negative values.
10652         (extract_range_from_binary_expr_1): Adjust BIT_IOR_EXPR and
10653         BIT_AND_EXPR handling to handle ranges with negative values.
10654
10655 2011-08-09  Kirill Yukhin  <kirill.yukhin@intel.com>
10656
10657         * config/i386/i386.c: Remove traling spaces.
10658         * config/i386/sse.md: Likewise.
10659         (*fma_fmadd_<mode>): Fix insn alternative 1 mnemonic.
10660         (*fma_fmsub_<mode>): Likewise.
10661         (*fma_fnmadd_<mode>): Likewise.
10662         (*fma_fnmsub_<mode>): Likewise.
10663
10664 2011-08-09  Nick Clifton  <nickc@redhat.com>
10665
10666         * config/rx/rx.md: Disable extender peepholes at -O3.
10667
10668 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
10669
10670         PR target/49781
10671         * config/i386/i386.md (reload_noff_load): New.
10672         (reload_noff_store): Ditto.
10673         * config/i386/i386.c (ix86_secondary_reload): Use
10674         CODE_FOR_reload_noff_load and CODE_FOR_reload_noff_store to handle
10675         double-word moves from/to non-offsetable addresses instead of
10676         generating XMM temporary.
10677
10678 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
10679
10680         * config/mmix/mmix.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
10681
10682 2011-08-09  Ira Rosen  <ira.rosen@linaro.org>
10683
10684         PR tree-optimization/50014
10685         * tree-vect-loop.c (vectorizable_reduction): Get def type before
10686         calling vect_get_vec_def_for_stmt_copy ().
10687
10688 2011-08-08  Vladimir Makarov  <vmakarov@redhat.com>
10689
10690         PR rtl-optimization/49990
10691         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
10692         ignore classes which can not change mode.
10693         (find_costs_and_classes): Ditto.
10694
10695 2011-08-08  Richard Henderson  <rth@redhat.com>
10696
10697         PR middle-end/49990
10698         * config/i386/i386.c (ix86_expand_prologue): Call
10699         for SEH target gen_prologue_use instead of gen_blockage
10700         at prologue's end.
10701
10702 2011-08-08  Martin Jambor  <mjambor@suse.cz>
10703
10704         PR middle-end/49923
10705         * tree-sra.c (access_precludes_ipa_sra_p): Also check access
10706         memory alignment.
10707
10708 2011-08-08   Diego Novillo  <dnovillo@google.com>
10709
10710         * Makefile.in (LTO_STREAMER_H): Add DIAGNOSTIC_H.
10711         (DATA_STREAMER_H): New.
10712         (GIMPLE_STREAMER_H): New.
10713         (TREE_STREAMER_H): New.
10714         (STREAMER_HOOKS_H): New.
10715         (OBJS): Add data-streamer.o, data-streamer-in.o, data-streamer-out.o,
10716         gimple-streamer-in.o, gimple-streamer-out.o, streamer-hooks.o,
10717         tree-streamer.o, tree-streamer-in.o and tree-streamer-out.o.
10718         (data-streamer.o): New.
10719         (data-streamer-in.o): New.
10720         (data-streamer-out.o): New.
10721         (gimple-streamer-in.o): New.
10722         (gimple-streamer-out.o): New.
10723         (streamer-hooks.o): New.
10724         (tree-streamer.o): New.
10725         (tree-streamer-in.o): New.
10726         (tree-streamer-out.o): New.
10727         (lto-cgraph.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
10728         (lto-streamer-in.o): Add dependency on DATA_STREAMER_H,
10729         GIMPLE_STREAMER_H and TREE_STREAMER_H.
10730         (lto-streamer-out.o): Add dependency on DATA_STREAMER_H,
10731         GIMPLE_STREAMER_H and TREE_STREAMER_H.
10732         (lto-streamer.o): Add dependency on STREAMER_HOOKS_H.
10733         (ipa-prop.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
10734         (ipa-inline-analysis.o): Likewise.
10735         (ipa-pure-const.o): Likewise.
10736         * data-streamer-in.c: New.
10737         * data-streamer-out.c: New.
10738         * data-streamer.c: New.
10739         * data-streamer.h: New.
10740         * gimple-streamer-in.c: New.
10741         * gimple-streamer-out.c: New.
10742         * gimple-streamer.h: New.
10743         * ipa-inline-analysis.c: Include data-streamer.h.
10744         * ipa-prop.c: Include data-streamer.h.
10745         * ipa-pure-const.c: Include data-streamer.h.
10746         * lto-cgraph.c: Include data-streamer.h.
10747         * lto-section-in.c (lto_input_uleb128): Move to data-streamer-in.c.
10748         (lto_input_widest_uint_uleb128): Likewise.
10749         (lto_input_sleb128): Likewise.
10750         (bp_unpack_var_len_unsigned): Likewise.
10751         (bp_unpack_var_len_int): Likewise.
10752         * lto-section-out.c (lto_output_uleb128_stream): Move to
10753         data-streamer-out.c.
10754         (lto_output_widest_uint_uleb128_stream): Likewise.
10755         (lto_output_sleb128_stream): Likewise.
10756         (bp_pack_var_len_unsigned): Likewise.
10757         (bp_pack_var_len_int): Likewise.
10758         * lto-streamer-in.c: Include data-streamer.h and gimple-streamer.h.
10759         (struct string_slot): Remove.  Update all users.
10760         (lto_tag_check_set): Make extern.
10761         (lto_tag_check_range): Move to lto-streamer.h.
10762         (lto_tag_check): Likewise.
10763         (hash_string_slot_node): Remove.  Update all users.
10764         (eq_string_slot_node): Remove.  Update all users.
10765         (string_for_index): Move to data-streamer-in.c
10766         (input_string_internal): Likewise.
10767         (input_string_cst): Move to tree-streamer-in.c.
10768         (input_identifier): Likewise.
10769         (lto_input_string): Move to data-streamer-in.c
10770         (input_record_start): Move to data-streamer.h
10771         (canon_file_name): Use new definition of struct string_slot
10772         from data-streamer.h.  Set S_SLOT.LEN.
10773         (lto_input_location): Make extern.
10774         (lto_input_chain): Move to tree-streamer-in.c.
10775         (lto_init_eh): Make extern.
10776         (input_phi): Move to gimple-streamer-in.c.
10777         (input_gimple_stmt): Likewise.
10778         (input_bb): Likewise.
10779         (unpack_ts_base_value_fields): Move to tree-streamer-in.c.
10780         (unpack_ts_real_cst_value_fields): Likewise.
10781         (unpack_ts_fixed_cst_value_fields): Likewise.
10782         (unpack_ts_decl_common_value_fields): Likewise.
10783         (unpack_ts_decl_wrtl_value_fields): Likewise.
10784         (unpack_ts_decl_with_vis_value_fields): Likewise.
10785         (unpack_ts_function_decl_value_fields): Likewise.
10786         (unpack_ts_type_common_value_fields): Likewise.
10787         (unpack_ts_block_value_fields): Likewise.
10788         (unpack_ts_translation_unit_decl_value_fields): Likewise.
10789         (unpack_value_fields): Likewise.
10790         (lto_materialize_tree): Likewise.
10791         (lto_input_ts_common_tree_pointers): Likewise.
10792         (lto_input_ts_vector_tree_pointers): Likewise.
10793         (lto_input_ts_complex_tree_pointers): Likewise.
10794         (lto_input_ts_decl_minimal_tree_pointers): Likewise.
10795         (lto_input_ts_decl_common_tree_pointers): Likewise.
10796         (lto_input_ts_decl_non_common_tree_pointers): Likewise.
10797         (lto_input_ts_decl_with_vis_tree_pointers): Likewise.
10798         (lto_input_ts_field_decl_tree_pointers): Likewise.
10799         (lto_input_ts_function_decl_tree_pointers): Likewise.
10800         (lto_input_ts_type_common_tree_pointers): Likewise.
10801         (lto_input_ts_type_non_common_tree_pointers): Likewise.
10802         (lto_input_ts_list_tree_pointers): Likewise.
10803         (lto_input_ts_vec_tree_pointers): Likewise.
10804         (lto_input_ts_exp_tree_pointers): Likewise.
10805         (lto_input_ts_block_tree_pointers): Likewise.
10806         (lto_input_ts_binfo_tree_pointers): Likewise.
10807         (lto_input_ts_constructor_tree_pointers): Likewise.
10808         (lto_input_ts_target_option): Likewise.
10809         (lto_input_ts_translation_unit_decl_tree_pointers): Likewise.
10810         (lto_input_tree_pointers): Likewise.
10811         (lto_get_pickled_tree): Likewise.
10812         (lto_get_builtin_tree): Likewise.
10813         (lto_read_tree): Likewise.
10814         (lto_input_integer_cst): Likewise.
10815         (lto_input_tree): Likewise.
10816         * lto-streamer-out.c: Include data-streamer.h,
10817         gimple-streamer.h and streamer-hooks.h.
10818         (struct string_slot): Move to data-streamer.h.
10819         (hash_string_slot_node): Likewise.
10820         (eq_string_slot_node): Likewise.
10821         (lto_string_index): Move to data-streamer-out.c.
10822         (lto_output_string_with_length): Likewise.
10823         (lto_output_string): Likewise.
10824         (output_string_cst): Move to tree-streamer-out.c.
10825         (output_identifier): Likewise.
10826         (output_zero): Move to data-streamer-out.c
10827         (output_uleb128): Likewise.
10828         (output_sleb128): Likewise.
10829         (output_record_start): Move to data-streamer.h
10830         (pack_ts_base_value_fields): Move to tree-streamer-out.c.
10831         (pack_ts_real_cst_value_fields): Likewise.
10832         (pack_ts_fixed_cst_value_fields): Likewise.
10833         (pack_ts_decl_common_value_fields): Likewise.
10834         (pack_ts_decl_wrtl_value_fields): Likewise.
10835         (pack_ts_decl_with_vis_value_fields): Likewise.
10836         (pack_ts_function_decl_value_fields): Likewise.
10837         (pack_ts_type_common_value_fields): Likewise.
10838         (pack_ts_block_value_fields): Likewise.
10839         (pack_ts_translation_unit_decl_value_fields): Likewise.
10840         (pack_value_fields): Likewise.
10841         (lto_output_chain): Likewise.
10842         (lto_output_ts_common_tree_pointers): Likewise.
10843         (lto_output_ts_vector_tree_pointers): Likewise.
10844         (lto_output_ts_complex_tree_pointers): Likewise.
10845         (lto_output_ts_decl_minimal_tree_pointers): Likewise.
10846         (lto_output_ts_decl_common_tree_pointers): Likewise.
10847         (lto_output_ts_decl_non_common_tree_pointers): Likewise.
10848         (lto_output_ts_decl_with_vis_tree_pointers): Likewise.
10849         (lto_output_ts_field_decl_tree_pointers): Likewise.
10850         (lto_output_ts_function_decl_tree_pointers): Likewise.
10851         (lto_output_ts_type_common_tree_pointers): Likewise.
10852         (lto_output_ts_type_non_common_tree_pointers): Likewise.
10853         (lto_output_ts_list_tree_pointers): Likewise.
10854         (lto_output_ts_vec_tree_pointers): Likewise.
10855         (lto_output_ts_exp_tree_pointers): Likewise.
10856         (lto_output_ts_block_tree_pointers): Likewise.
10857         (lto_output_ts_binfo_tree_pointers): Likewise.
10858         (lto_output_ts_constructor_tree_pointers): Likewise.
10859         (lto_output_ts_target_option): Likewise.
10860         (lto_output_ts_translation_unit_decl_tree_pointers): Likewise.
10861         (lto_output_tree_pointers): Likewise.
10862         (lto_output_tree_header): Likewise.
10863         (lto_output_builtin_tree): Likewise.
10864         (lto_write_tree): Likewise.
10865         (lto_output_integer_cst): Likewise.
10866         (lto_output_tree): Likewise.
10867         (output_phi): Move to gimple-streamer-out.c.
10868         (output_gimple_stmt): Likewise.
10869         (output_bb): Likewise.
10870         * lto-streamer.c: Include tree-streamer.h and streamer-hooks.h.
10871         (streamer_hooks): Move to streamer-hooks.c.
10872         (check_handled_ts_structures): Move to tree-streamer.c
10873         (lto_streamer_cache_add_to_node_array): Likewise.
10874         (lto_streamer_cache_insert_1): Likewise.
10875         (lto_streamer_cache_insert): Likewise.
10876         (lto_streamer_cache_insert_at): Likewise.
10877         (lto_streamer_cache_append): Likewise.
10878         (lto_streamer_cache_lookup): Likewise.
10879         (lto_streamer_cache_get): Likewise.
10880         (lto_record_common_node): Likewise.
10881         (lto_preload_common_nodes): Likewise.
10882         (lto_streamer_cache_create): Likewise.
10883         (lto_streamer_cache_delete): Likewise.
10884         (streamer_hooks_init): Move to streamer-hooks.c.
10885         * lto-streamer.h: Include diagnostic.h
10886         (struct output_block, struct lto_input_block,
10887         struct data_in, struct bitpack_d): Remove forward declarations.
10888         (struct bitpack_d): Move to data-streamer.h.
10889         (struct lto_streamer_cache_d): Move to tree-streamer.h.
10890         (struct streamer_hooks): Move to streamer-hooks.h.
10891         (bp_pack_var_len_unsigned): Move to data-streamer.h.
10892         (bp_pack_var_len_int): Likewise.
10893         (bp_unpack_var_len_unsigned): Likewise.
10894         (bp_unpack_var_len_int): Likewise.
10895         (lto_input_location): Declare.
10896         (lto_tag_check_set): Declare.
10897         (lto_init_eh): Declare.
10898         (lto_output_tree_ref): Declare.
10899         (lto_output_location): Declare.
10900         (bitpack_create): Move to data-streamer.h.
10901         (bp_pack_value): Likewise.
10902         (lto_output_bitpack): Likewise.
10903         (lto_input_bitpack): Likewise.
10904         (bp_unpack_value): Likewise.
10905         (lto_output_1_stream): Likewise.
10906         (lto_input_1_unsigned): Likewise.
10907         (lto_output_int_in_range): Likewise.
10908         (lto_input_int_in_range): Likewise.
10909         (bp_pack_int_in_range): Likewise.
10910         (bp_unpack_int_in_range): Likewise.
10911         (lto_output_enum): Likewise.
10912         (lto_input_enum): Likewise.
10913         (bp_pack_enum): Likewise.
10914         (bp_unpack_enum): Likewise.
10915         * streamer-hooks.c: New.
10916         * streamer-hooks.h: New.
10917         * tree-streamer-in.c: New.
10918         * tree-streamer-out.c: New.
10919         * tree-streamer.c: New.
10920         * tree-streamer.h: New.
10921
10922 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10923
10924         * gthr-posix95.h: Remove.
10925         * gthr.h [_PTHREADS95]: Remove.
10926         * configure.ac (enable_threads): Remove posix95.
10927         * configure: Regenerate.
10928         * doc/install.texi (Configuration, --enable-threads): Remove posix95.
10929
10930 2011-08-08  Uros Bizjak  <ubizjak@gmail.com>
10931
10932         PR target/49781
10933         * config/i386/i386.c (ix86_decompose_address): Allow zero-extended
10934         SImode addresses.
10935         (ix86_print_operand_address): Handle zero-extended addresses.
10936         (memory_address_length): Add length of addr32 prefix for
10937         zero-extended addresses.
10938         (ix86_secondary_reload): Handle moves to/from double-word general
10939         registers from/to zero-extended addresses.
10940         * config/i386/predicates.md (lea_address_operand): Reject
10941         zero-extended operands.
10942
10943 2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>
10944
10945         PR other/48007
10946         * config.gcc (libgcc_tm_file): Add i386/value-unwind.h for Linux/x86.
10947
10948         * system.h (REG_VALUE_IN_UNWIND_CONTEXT): Poisoned.
10949         (ASSUME_EXTENDED_UNWIND_CONTEXT): Likewise.
10950
10951         * unwind-dw2.c (ASSUME_EXTENDED_UNWIND_CONTEXT): New.
10952         (_Unwind_Context_Reg_Val): Likewise.
10953         (_Unwind_Get_Unwind_Word): Likewise.
10954         (_Unwind_Get_Unwind_Context_Reg_Val): Likewise.
10955         (_Unwind_Context): Use _Unwind_Context_Reg_Val on the reg field.
10956         (_Unwind_IsExtendedContext): Check ASSUME_EXTENDED_UNWIND_CONTEXT
10957         for EXTENDED_CONTEXT_BIT.
10958         (__frame_state_for): Likewise.
10959         (uw_init_context_1): Likewise.
10960         (_Unwind_GetGR): Updated.
10961         (_Unwind_SetGR): Likewise.
10962         (_Unwind_GetGRPtr): Likewise.
10963         (_Unwind_SetGRPtr): Likewise.
10964         (_Unwind_SetGRValue): Likewise.
10965         (_Unwind_GRByValue): Likewise.
10966         (uw_install_context_1): Likewise.
10967
10968         * doc/tm.texi.in: Document REG_VALUE_IN_UNWIND_CONTEXT and
10969         ASSUME_EXTENDED_UNWIND_CONTEXT.
10970         * doc/tm.texi: Regenerated.
10971
10972 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10973
10974         * Makefile.in (gengtype$(exeext)): Add $(LDFLAGS).
10975
10976 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10977
10978         * doc/invoke.texi (DEC Alpha Options, -mcpu): native support isn't
10979         Linux/GNU-specific.
10980         (DEC Alpha Options, -mtune): Likewise.
10981         (MIPS Options, -march): native is supported on IRIX.
10982
10983 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10984
10985         * config/sparc/driver-sparc.c: New file.
10986         * config/sparc/x-sparc: New file.
10987         * config.host: Use driver-sparc.o, sparc/x-sparc on sparc*-*-solaris2*.
10988         * config/sparc/sparc.opt (native): New value for enum processor_type.
10989         * config/sparc/sparc-opts.h (PROCESSOR_NATIVE): Declare.
10990         * config/sparc/sparc.c (sparc_option_override): Abort if
10991         PROCESSOR_NATIVE gets here.
10992         * config/sparc/sol2.h [__sparc__] (host_detect_local_cpu): Declare.
10993         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS,
10994         DRIVER_SELF_SPECS): Define.
10995         * doc/invoke.texi (SPARC Options, -mcpu): Document native.
10996         (SPARC Options, -mtune): Likewise.
10997         * configure.ac (EXTRA_GCC_LIBS): Check for libkstat.
10998         Substitute result.
10999         * configure: Regenerate.
11000         * Makefile.in (EXTRA_GCC_LIBS): Set.
11001         (xgcc$(exeext)): Add $(EXTRA_GCC_LIBS).
11002         (cpp$(exeext)): Likewise.
11003
11004 2011-08-08  Richard Guenther  <rguenther@suse.de>
11005
11006         * tree-vrp.c (extract_range_from_unary_expr_1): New function,
11007         split out from ...
11008         (extract_range_from_unary_expr): ... here.  Handle BIT_NOT_EXPR
11009         by composition.
11010
11011 2011-08-08  Mikael Pettersson  <mikpe@it.uu.se>
11012
11013         PR tree-optimization/50005
11014         * ipa-inline-analysis (remap_predicate): Add cast to
11015         silence signed/unsigned comparison warning.
11016
11017 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
11018
11019         * modulo-sched.c (get_sched_window): Use a table for the debug output.
11020         Print the current ii.
11021         (sms_schedule_by_order): Reduce whitespace in dump line.
11022
11023 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
11024
11025         * modulo-sched.c (get_sched_window): Use just one loop for predecessors
11026         and one loop for successors.  Fix upper bound of memory range.
11027
11028 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
11029
11030         PR target/50001
11031         * config/alpha/alpha.c (alpha_instantiate_decls): New function.
11032         (TARGET_INSTANTIATE_DECLS): New define.
11033
11034 2011-08-06  Paolo Bonzini  <bonzini@gnu.org>
11035             Mikael Morin   <mikael.morin@sfr.fr>
11036
11037         * Makefile.in (INCLUDES_FOR_TARGET): New.
11038         (LIBGCC2_CFLAGS): Use it.
11039         (CRTSTUFF_CFLAGS): Use it instead of INCLUDES.
11040
11041 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
11042
11043         * config/i386/i386.c (ix86_compute_frame_layout): Simplify
11044         frame->save_regs_using_mov calculation.
11045
11046 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
11047
11048         * config/i386/i386.md (ssemodesuffix): Remove V8SI mode.
11049         * config/i386/sse.md (castmode): New mode attribute.
11050         (avx_<castmode><avxsizesuffix>_<castmode>): Rename from
11051         avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>.
11052
11053 2011-08-05  Jan Hubicka  <jh@suse.cz>
11054
11055         PR middle-end/49494
11056         * ipa-inline-analysis.c (remap_predicate): Add bounds check.
11057
11058 2011-08-05  Jan Hubicka  <jh@suse.cz>
11059
11060         PR middle-end/49500
11061         * tree-emultls.c (new_emutls_decl):Add alias_of parameter;
11062         handle aliases.
11063         (create_emultls_var):New function.
11064         (ipa_lower_emutls): Handle aliases correctly.
11065
11066 2011-08-05  Jan Hubicka  <jh@suse.cz>
11067
11068         PR middle-end/49735
11069         * ipa-inline.c (recursive_inlining): Look through aliases.
11070
11071 2011-08-05  Jason Merrill  <jason@redhat.com>
11072
11073         * config/i386/i386.c (setup_incoming_varargs_ms_64): Move
11074         declarations to beginning of function.
11075
11076 2011-08-05  Bernd Schmidt  <bernds@codesourcery.com>
11077
11078         PR rtl-optimization/49900
11079         * sched-ebb.c (add_deps_for_risky_insns): Also add dependencies to
11080         ensure basic blocks stay in the same order.
11081
11082 2011-08-05  Aldy Hernandez  <aldyh@redhat.com>
11083
11084         * config/s390/s390.c (s390_expand_cs_hqi): Add new arguments to
11085         store_bit_field.
11086         (s390_expand_atomic): Same.
11087
11088 2011-08-05  Richard Henderson  <rth@redhat.com>
11089
11090         PR rtl-opt/49977
11091         * dwarf2cfi.c (scan_insn_after): Split out of ...
11092         (scan_trace): ... here.  Correctly place notes wrt sequences.
11093
11094 2011-08-05  Kaz Kojima  <kkojima@gcc.gnu.org>
11095             Richard Henderson  <rth@redhat.com>
11096
11097         PR rtl-opt/49982
11098         * expr.c (fixup_args_size_notes): Look through no-op moves.
11099
11100 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
11101
11102         * config/i386/i386.md (*push<mode>2): Use "o" constraint instead
11103         of "m" for operand 0.  Add type and mode attribute.
11104         (*pushxf_nointeger"): Use "<" constraint for operand 0.
11105         (*pushdf_rex64): New pattern, split out of *pushdf.  Use "m"
11106         constraint instead of "o" for opreand 1.
11107         (*pushdf): Disable for TARGET_64BIT.  Correct mode attribute.
11108         (*movdi_internal_rex64): Use "!o" constraint instead of "!m" for
11109         operand 0, alternative 4.
11110         (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
11111
11112 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
11113
11114         * config/i386/predicates.md (lea_address_operand): Rename from
11115         no_seg_address_operand.
11116         * config/i386/i386.md (*lea_1): Update operand 1 predicate for rename.
11117         (*lea_1_zext): Ditto.
11118         (*lea_2): Ditto.
11119         (*lea_2_zext): Ditto.
11120
11121 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
11122
11123         * config/i386/i386.c (ix86_print_operand_address): Handle SUBREGs of
11124         parts.base and parts.index.
11125         * config/i386/predicates.md (aligned_operand): Ditto.
11126         (cmpxchg8b_pic_memory_operand): Ditto.
11127
11128 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11129
11130         * config/soft-fp: Move to ../libgcc.
11131         * Makefile.in (SFP_MACHINE): Remove.
11132         (libgcc-support): Remove $(SFP_MACHINE) dependency.
11133         * config/arm/sfp-machine.h: Move to ../libgcc/config/arm.
11134         * config/arm/t-arm-softfp: Move to
11135         ../libgcc/config/arm/t-softfp.
11136         * config/c6x/sfp-machine.h: Move to ../libgcc/config/c6x.
11137         * config/c6x/t-c6x-softfp: Remove.
11138         * config/i386/sfp-machine.h: Move to ../libgcc/config/i386.
11139         * config/i386/t-fprules-softfp: Move to
11140         ../libgcc/config/t-softfp-tf.
11141         * config/ia64/sfp-machine.h: Move to ../libgcc/config/ia64.
11142         * config/ia64/t-fprules-softfp: Remove.
11143         * config/lm32/sfp-machine.h: Move to ../libgcc/config/lm32.
11144         * config/lm32/t-fprules-softfp: Remove.
11145         * config/moxie/sfp-machine.h: Remove.
11146         * config/moxie/t-moxie-softfp: Remove.
11147         * config/rs6000/darwin-ldouble-format: Move to
11148         ../libgcc/config/rs6000/ibm-ldouble-format.
11149         * config/rs6000/darwin-ldouble.c: Move to
11150         ../libgcc/config/rs6000/ibm-ldouble.c
11151         * config/rs6000/libgcc-ppc-glibc.ver: Move to ../libgcc/config/rs6000.
11152         * config/rs6000/libgcc-ppc64.ver: Likewise.
11153         * config/rs6000/sfp-machine.h: Likewise.
11154         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Remove
11155         $(srcdir)/config/rs6000/libgcc-ppc64.ver.
11156         (LIB2FUNCS_EXTRA): Remove.
11157         (TARGET_LIBGCC2_CFLAGS): Remove.
11158         * config/rs6000/t-aix52: Likewise
11159         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
11160         $(srcdir)/config/rs6000/darwin-ldouble.c.
11161         (SHLIB_MAPFILES): Remove.
11162         * config/rs6000/t-darwin64 (LIB2FUNCS_EXTRA): Remove
11163         $(srcdir)/config/rs6000/darwin-ldouble.c.
11164         * config/rs6000/t-fprules-softfp: Move to
11165         ../libgcc/config/t-softfp-sfdf.
11166         * config/rs6000/t-freebsd: Move to ../libgcc/config/rs6000.
11167         * config/rs6000/t-linux64 (softfp_wrap_start, softfp_wrap_end): Remove.
11168         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Remove
11169         $(srcdir)/config/rs6000/darwin-ldouble.c.
11170         * config/score/sfp-machine.h: Move to ../libgcc/config/score.
11171         * config/score/t-score-softfp: Remove.
11172         * config.gcc (arm*-*-linux*): Remove arm/t-arm-softfp,
11173         soft-fp/t-softfp from tmake_file.
11174         (arm*-*-uclinux*): Likewise.
11175         (arm*-*-ecos-elf): Likewise.
11176         (arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
11177         (arm*-*-rtems*): Likewise.
11178         (arm*-*-elf): Likewise.
11179         (moxie-*-elf): Remove moxie/t-moxie-softfp, soft-fp/t-softfp from
11180         tmake_file.
11181         (moxie-*-uclinux*): Likewise.
11182         (moxie-*-rtems*): Likewise.
11183         (lm32-*-elf*): Remove lm32/t-fprules-softfp, soft-fp/t-softfp from
11184         tmake_file.
11185         (lm32-*-rtems*): Likewise.
11186         (lm32-*-uclinux*): Likewise.
11187         (powerpc-*-freebsd*): Remove rs6000/t-freebsd,
11188         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
11189         (powerpc-*-linux*, powerpc64-*-linux*): Remove
11190         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
11191         (score-*-elf): Remove score/t-score-softfp, soft-fp/t-softfp from
11192         tmake_file.
11193         (tic6x-*-elf): Remove c6x/t-c6x-softfp, soft-fp/t-softfp from
11194         tmake_file.
11195         (tic6x-*-uclinux): Likewise.
11196         (i[34567]86-*-darwin*, x86_64-*-darwin*): Remove i386/t-fprules-softfp,
11197         soft-fp/t-softfp from tmake_file.
11198         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu)
11199         (x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Likewise.
11200         (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Likewise.
11201         (i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
11202         (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Likewise.
11203
11204 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11205
11206         * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove.
11207         (libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT) dependencies.
11208         (libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS,
11209         TPBIT, TPBIT_FUNCS.
11210         * config/fp-bit.c, config/fp-bit.h: Move to ../libgcc.
11211         * config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c):
11212         Remove.
11213         * config/arm/t-vxworks: Likewise.
11214         * config/arm/t-wince-pe: Likewise.
11215         * config/avr/t-avr (fp-bit.c, FPBIT): Remove.
11216         * config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11217         * config/bfin/t-bfin-elf: Likewise.
11218         * config/bfin/t-bfin-linux: Likewise.
11219         * config/bfin/t-bfin-uclinux: Likewise.
11220         * config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c):
11221         Remove.
11222         * config/fr30/t-fr30: Likewise.
11223         * config/frv/t-frv: Likewise.
11224         * config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove.
11225         * config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11226         * config/m32c/t-m32c: Likewise.
11227         * config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove.
11228         * config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11229         * config/mcore/t-mcore: Likewise.
11230         * config/mep/t-mep: Likewise.
11231         * config/microblaze/t-microblaze: Likewise.
11232         * config/mips/t-linux64 (TPBIT, tp-bit.c): Remove.
11233         * config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11234         * config/mips/t-sdemtk (FPBIT, DPBIT): Remove.
11235         * config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11236         * config/mn10300/t-linux: Remove.
11237         * config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11238         * config/pdp11/t-pdp11: Likewise.
11239         * config/picochip/t-picochip (FPBIT, fp-bit.c): Remove.
11240         * config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000.
11241         * config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11242         (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c.
11243         * config/rs6000/t-aix52: Likewise.
11244         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
11245         $(srcdir)/config/rs6000/ppc64-fp.c.
11246         * config/rs6000/t-fprules-fpbit: Remove.
11247         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove.
11248         * config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11249         * config/sh/t-netbsd (FPBIT, DPBIT): Remove.
11250         * config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11251         * config/sparc/t-elf: Likewise.
11252         * config/sparc/t-leon: Likewise.
11253         * config/sparc/t-leon3: Likewise.
11254         * config/spu/t-spu-elf: Likewise.
11255         (DPBIT_FUNCS): Remove.
11256         * config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
11257         * config/v850/t-v850: Likewise.
11258         * config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file.
11259         (avr-*-*): Likewise.
11260         (h8300-*-rtems*): Set libgcc_tm_file.
11261         (h8300-*-elf*): Likewise.
11262         (powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from
11263         tmake_file.
11264         (powerpc-*-eabisim*): Likewise.
11265         (powerpc-*-elf*): Likewise.
11266         (powerpc-*-eabialtivec*): Likewise.
11267         (powerpc-xilinx-eabi*): Likewise.
11268         (powerpc-*-eabi*): Likewise.
11269         (powerpc-*-rtems*): Likewise.
11270         (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise.
11271         (powerpcle-*-elf*): Likewise.
11272         (powerpcle-*-eabisim*): Likewise.
11273         (powerpcle-*-eabi*): Likewise.
11274         (rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file.
11275         (am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file.
11276         * doc/fragments.texi (Target Fragment, Floating Point Emulation):
11277         Remove.
11278
11279 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11280
11281         * Makefile.in (UNWIND_H): Remove.
11282         (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
11283         ../libgcc/Makefile.in.
11284         (LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): Likewise.
11285         (LIBUNWINDDEP): Remove.
11286         (libgcc-support): Remove LIB2ADDEH, $(srcdir)/emutls.c dependencies.
11287         (libgcc.mvars): Remove LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED,
11288         LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL.
11289         (stmp-int-hdrs): Remove $(UNWIND_H) dependency.
11290         Don't copy $(UNWIND_H).
11291         * config.gcc (ia64*-*-linux*): Remove with_system_libunwind handling.
11292         * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Remove.
11293         * aclocal.m4: Regenerate.
11294         * configure: Regenerate.
11295         * emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
11296         unwind-dw2-fde-compat.c, unwind-dw2-fde-glibc.c, unwind-dw2-fde.c,
11297         unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
11298         unwind-pe.h, unwind-sjlj.c, unwind.inc: Move to ../libgcc.
11299         * unwind-dw2-fde-darwin.c: Move to ../libgcc/config.
11300         * config/arm/libunwind.S, config/arm/pr-support.c,
11301         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Move to
11302         ../libgcc/config/arm.
11303         * config/arm/t-bpabi (UNWIND_H, LIB2ADDEH): Remove.
11304         * config/arm/t-symbian (UNWIND_H, LIB2ADDEH): Remove.
11305         * config/frv/t-frv ($(T)frvbegin$(objext)): Use
11306         $(srcdir)/../libgcc to refer to unwind-dw2-fde.h.
11307         ($(T)frvend$(objext)): Likewise.
11308         * config/ia64/t-glibc (LIB2ADDEH): Remove.
11309         * config/ia64/t-glibc-libunwind: Move to ../libgcc/config/ia64.
11310         * config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
11311         config/ia64/unwind-ia64.c, config/ia64/unwind-ia64.h: Move to
11312         ../libgcc/config/ia64.
11313         * config/ia64/t-hpux (LIB2ADDEH): Remove.
11314         * config/ia64/t-ia64 (LIB2ADDEH): Remove.
11315         * config/ia64/t-vms (LIB2ADDEH): Remove.
11316         * config/ia64/vms.h (UNW_IVMS_MODE,
11317         MD_UNW_COMPATIBLE_PERSONALITY_P): Remove.
11318         * config/picochip/t-picochip (LIB2ADDEH): Remove.
11319         * config/rs6000/aix.h (R_LR, MD_FROB_UPDATE_CONTEXT): Remove.
11320         * config/rs6000/t-darwin (LIB2ADDEH): Remove.
11321         * config/rs6000/darwin-fallback.c: Move to ../libgcc/config/rs6000.
11322         * config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): Use
11323         $(srcdir)/../libgcc to refer to unwinder sources.
11324         * config/spu/t-spu-elf (LIB2ADDEH): Remove.
11325         * config/t-darwin (LIB2ADDEH): Remove.
11326         * config/t-freebsd (LIB2ADDEH): Remove.
11327         * config/t-libunwind (LIB2ADDEH, LIB2ADDEHSTATIC): Remove.
11328         * config/t-libunwind-elf: Move to ../libgcc/config.
11329         * config/t-linux (LIB2ADDEH): Remove.
11330         * config/t-sol2 (LIB2ADDEH): Remove.
11331         * config/xtensa/t-xtensa (LIB2ADDEH): Remove.
11332         * system.h (MD_FROB_UPDATE_CONTEXT): Poison.
11333
11334 2011-08-05  H.J. Lu  <hongjiu.lu@intel.com>
11335
11336         * config/i386/i386.c (processor_alias_table): Add core-avx-i.
11337
11338         * doc/invoke.texi: Document core-avx-i.
11339
11340 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11341
11342         * tsystem.h (CONST_CAST2, CONST_CAST): Define.
11343
11344 2011-08-05  Ira Rosen  <ira.rosen@linaro.org>
11345
11346         * tree-vect-loop.c (vect_create_epilog_for_reduction): Use the
11347         result of multiple results reduction when extracting the final
11348         value using scalar code.
11349
11350 2011-08-05  Richard Guenther  <rguenther@suse.de>
11351
11352         PR tree-optimization/49984
11353         * tree-vrp.c (extract_range_from_binary_expr_1): Handle BIT_XOR_EXPR.
11354
11355 2011-08-05  Richard Guenther  <rguenther@suse.de>
11356
11357         * tree-vrp.c (zero_nonzero_bits_from_vr): Make sure to always
11358         return true for constant integer ranges.
11359         (extract_range_from_binary_expr_1): Simplify BIT_AND_EXPR and
11360         BIT_IOR_EXPR handling.
11361
11362 2011-08-04  Kai Tietz  <ktietz@redhat.com>
11363
11364         * config/i386/i386.c (setup_incoming_varargs_ms_64): Set
11365         ix86_varargs_gpr_size and ix86_varargs_fpr_size to zero.
11366
11367 2011-08-04  Ira Rosen  <ira.rosen@linaro.org>
11368
11369         * tree-vectorizer.h (struct _stmt_vec_info): Add new field for
11370         pattern def statement, and its access macro.
11371         (NUM_PATTERNS): Set to 5.
11372         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
11373         pattern def statement.
11374         (vect_transform_loop): Likewise.
11375         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add new
11376         function vect_recog_over_widening_pattern ().
11377         (vect_operation_fits_smaller_type): New function.
11378         (vect_recog_over_widening_pattern, vect_mark_pattern_stmts):
11379         Likewise.
11380         (vect_pattern_recog_1): Move the code that marks pattern
11381         statements to vect_mark_pattern_stmts (), and call it.  Update
11382         documentation.
11383         * tree-vect-stmts.c (vect_supportable_shift): New function.
11384         (vect_analyze_stmt): Handle pattern def statement.
11385         (new_stmt_vec_info): Initialize pattern def statement.
11386
11387 2011-08-04  Richard Henderson  <rth@redhat.com>
11388
11389         PR target/49964
11390         * config/i386/i386.c (ix86_expand_call): Don't create nested
11391         PARALLELs for TARGET_VZEROUPPER.
11392         (ix86_split_call_vzeroupper): Fix extraction of the original call.
11393         * config/i386/i386.md (*call_rex64_ms_sysv_vzeroupper): Don't
11394         recognize nested PARALLELs.
11395         (*call_pop_vzeroupper, *sibcall_pop_vzeroupper,
11396         *call_value_rex64_ms_sysv_vzeroupper, *call_value_pop_vzeroupper,
11397         *sibcall_value_pop_vzeroupper): Likewise.
11398
11399 2011-08-04  Richard Henderson  <rth@redhat.com>
11400
11401         PR middle-end/49968
11402         * calls.c (expand_call): Use fixup_args_size_notes for
11403         emit_stack_restore.
11404         * expr.c (fixup_args_size_notes): Allow STACK_POINTER_REGNUM sets
11405         in non-standard modes.
11406
11407 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
11408
11409         * gcc.c (self_spec): New variable.
11410         (static_specs): Add self_spec.
11411         (main): Call do_self_spec on "self_spec" specs after reading
11412         user specs files.  Move compare_debug handling right after that.
11413
11414 2011-08-04  Richard Guenther  <rguenther@suse.de>
11415
11416         * tree-vrp.c (vrp_expr_computes_nonnegative): Remove.
11417         (value_range_nonnegative_p): New function.
11418         (ssa_name_nonnegative_p): Use it.
11419         (value_range_constant_singleton): New function.
11420         (op_with_constant_singleton_value_range): Use it.
11421         (extract_range_from_binary_expr_1): New function, split out from ...
11422         (extract_range_from_binary_expr): ... this.  Remove fallback
11423         constant folding done here.
11424
11425 2011-08-04  Richard Guenther  <rguenther@suse.de>
11426
11427         PR tree-optimization/49806
11428         * tree-vrp.c (op_with_boolean_value_range_p): New function.
11429         (simplify_truth_ops_using_ranges): Simplify.  Allow inserting
11430         a new statement for a final conversion to bool.
11431
11432 2011-08-04  Romain Geissler  <romain.geissler@gmail.com>
11433
11434         * gengtype-state.c: Include "bconfig.h" if
11435         GENERATOR_FILE is defined, "config.h" otherwise.
11436         * gengtype.c: Likewise.
11437         * gengtype-lex.l: Likewise.
11438         * gengtype-parse.c: Likewise.
11439         * Makefile.in (gengtype-lex.o-warn): New variable.
11440         (plugin_resourcesdir): Likewise.
11441         (plugin_bindir): Likewise.
11442         (plugin_includedir): Use $(plugin_resourcesdir) as prefix base.
11443         (MOSTLYCLEANFILES): Add gengtype$(exeext).
11444         (native): Depend on gengtype$(exeext) is $enable_plugin
11445         is set to "yes".
11446         (gtype.state): Depend on s-gtype. Use temporary file.
11447         (gengtype-lex.o): New rule.
11448         (gengtype-parse.o): Likewise.
11449         (gengtype-state.o): Likewise.
11450         (gengtype$(exeext)): Likewise.
11451         (install-gengtype): Likewise.
11452         (gengtype.o): Likewise.
11453         (build/gengtype.o): Depend on version.h.
11454         (build/gengtype-state): Depend on double-int.h, version.h,
11455         $(HASHTAB_H), $(OBSTACK_H), $(XREGEX_H) and build/errors.o.
11456         (install-plugin): Depend on install-gengtype.
11457
11458 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
11459
11460         PR middle-end/49905
11461         * tree.h (init_attributes): New prototype.
11462         * attribs.c (init_attributes): No longer static.
11463
11464 2011-08-04  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11465
11466         * config/arm/arm.c (arm_set_fixed_optab_libfunc): Constify
11467         maybe_suffix.
11468
11469 2011-08-03   David Li  <davidxl@google.com>
11470
11471         * tree-optimize.c (execute_fixup_cfg): Fix up entry
11472         outgoing edge counts after inlining.
11473
11474 2011-08-03   David Li  <davidxl@google.com>
11475
11476         * profile.c (compute_branch_probabilities): Compute
11477         function frequency after profile annotation.
11478
11479 2011-08-04  Alan Modra  <amodra@gmail.com>
11480
11481         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Simplify
11482         use_backchain_to_restore_sp initialisation.
11483         (rs6000_legitimate_offset_address_p): Simplify offset test.
11484
11485 2011-08-03  Richard Henderson  <rth@redhat.com>
11486
11487         * config/spu/spu.md: Use define_c_enum instead of define_constants.
11488         (UNSPECV_BLOCKAGE, UNSPECV_LNOP, UNSPECV_SYNC): Rename from UNSPEC_*.
11489         (UNSPECV_NOP): New.
11490
11491 2011-08-03  Richard Henderson  <rth@redhat.com>
11492
11493         PR target/34888
11494         * config/avr/avr.md: New splitter for REG_ARGS_SIZE 0.
11495
11496 2011-08-03  Jakub Jelinek  <jakub@redhat.com>
11497
11498         PR tree-optimization/49948
11499         * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
11500
11501 2011-08-03  Anatoly Sokolov  <aesok@post.ru>
11502
11503         * config/m32c/m32c.c (class_sizes): Remove.
11504         (reduce_class): Change arguments and return type to reg_class_t.
11505         Change type cc var to HARD_REG_SET. Change type best var to
11506         reg_class_t. Change type best_size var to unsigned int. Remove
11507         initialization class_sizes var. Use reg_class_size array instead
11508         of class_sizes. Use reg_class_contents array instead
11509         of class_contents.
11510
11511 2011-08-03  Richard Guenther  <rguenther@suse.de>
11512
11513         PR middle-end/49958
11514         * fold-const.c (fold_binary_loc): Only associate
11515         (+ (+ (* a b) c) (* d e)) as (+ (+ (* a b) (* d e)) c) if
11516         overflow wraps.
11517
11518 2011-08-03  Alan Modra  <amodra@gmail.com>
11519
11520         PR rtl-optimization/49941
11521         * jump.c (mark_jump_label): Comment.
11522         (mark_jump_label_1): Set JUMP_LABEL for return jumps.
11523         * emit-rtl.c (copy_rtx_if_shared_1, copy_insn_1): Leave RETURN shared.
11524         (mark_used_flags): Don't mark RETURN.
11525
11526 2011-08-03  Richard Guenther  <rguenther@suse.de>
11527
11528         PR tree-optimization/49938
11529         * tree-scalar-evolution.c (interpret_loop_phi): Gracefully
11530         deal with a POLYNOMIAL_CHREC.
11531
11532 2011-08-03  Revital Eres  <revital.eres@linaro.org>
11533
11534         * modulo-sched.c (calculate_stage_count,
11535         calculate_must_precede_follow, get_sched_window,
11536         try_scheduling_node_in_cycle, remove_node_from_ps): Add
11537         declaration.
11538         (update_node_sched_params, set_must_precede_follow, optimize_sc):
11539         New functions.
11540         (reset_sched_times): Call update_node_sched_params.
11541         (sms_schedule): Call optimize_sc.
11542         (get_sched_window): Change function arguments.
11543         (sms_schedule_by_order): Update call to get_sched_window.
11544         Call set_must_precede_follow.
11545         (calculate_stage_count): Add function argument.
11546
11547 2011-08-02  Richard Henderson  <rth@redhat.com>
11548
11549         PR target/49864
11550         PR target/49879
11551         * reg-notes.def (REG_ARGS_SIZE): New.
11552         * calls.c (emit_call_1): Emit REG_ARGS_SIZE for call_pop.
11553         (expand_call): Add REG_ARGS_SIZE to emit_stack_restore.
11554         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jumping to
11555         different stack levels.
11556         * combine-stack-adj.c (adjust_frame_related_expr): Remove.
11557         (maybe_move_args_size_note): New.
11558         (combine_stack_adjustments_for_block): Use it.
11559         * combine.c (distribute_notes): Place REG_ARGS_SIZE.
11560         * dwarf2cfi.c (dw_cfi_row_struct): Remove args_size member.
11561         (dw_trace_info): Add beg_true_args_size, end_true_args_size,
11562         beg_delay_args_size, end_delay_args_size, eh_head, args_size_undefined.
11563         (cur_cfa): New.
11564         (queued_args_size): Remove.
11565         (add_cfi_args_size): Assert size is non-negative.
11566         (stack_adjust_offset, dwarf2out_args_size): Remove.
11567         (dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust): Remove.
11568         (notice_args_size, notice_eh_throw): New.
11569         (dwarf2out_frame_debug_def_cfa): Use cur_cfa.
11570         (dwarf2out_frame_debug_adjust_cfa): Likewise.
11571         (dwarf2out_frame_debug_cfa_offset): Likewise.
11572         (dwarf2out_frame_debug_expr): Likewise.  Don't stack_adjust_offset.
11573         (dwarf2out_frame_debug): Don't handle non-frame-related-p insns.
11574         (change_cfi_row): Don't emit args_size.
11575         (maybe_record_trace_start_abnormal): Split out from ...
11576         (maybe_record_trace_start): Here.  Set args_size_undefined.
11577         (create_trace_edges): Update to match.
11578         (scan_trace): Handle REG_ARGS_SIZE.
11579         (connect_traces): Connect args_size between EH insns.
11580         * emit-rtl.c (try_split): Handle REG_ARGS_SIZE.
11581         * explow.c (suppress_reg_args_size): New.
11582         (adjust_stack_1): Split out from ...
11583         (adjust_stack): ... here.
11584         (anti_adjust_stack): Use it.
11585         (allocate_dynamic_stack_space): Suppress REG_ARGS_SIZE.
11586         * expr.c (mem_autoinc_base): New.
11587         (fixup_args_size_notes): New.
11588         (emit_single_push_insn_1): Rename from emit_single_push_insn.
11589         (emit_single_push_insn): New.  Generate REG_ARGS_SIZE.
11590         * recog.c (peep2_attempt): Handle REG_ARGS_SIZE.
11591         * reload1.c (reload_as_needed): Likewise.
11592         * rtl.h (fixup_args_size_notes): Declare.
11593
11594 2011-08-02  Paolo Carlini  <paolo.carlini@oracle.com>
11595
11596         PR bootstrap/49914
11597         * fold-const.c (fold_plusminus_mult_expr): Use abs_hwi instead
11598         of abs.
11599         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
11600         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
11601
11602 2011-08-02  Richard Henderson  <rth@redhat.com>
11603
11604         * config/h8300/h8300.c (push, pop): Return the insn.
11605         (h8300_swap_into_er6): Generate correct unwind info.
11606         (h8300_swap_out_of_er6): Likewise.
11607         * dwarf2cfi.c (def_cfa_1): Clear cfa_cfi if we no longer have a
11608         complex cfa expression.
11609         (dwarf2out_frame_debug_def_cfa): Allow (plus (mem) (const_int)) too.
11610
11611 2011-08-02  H.J. Lu  <hongjiu.lu@intel.com>
11612
11613         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
11614
11615 2011-08-02  Richard Henderson  <rth@redhat.com>
11616
11617         PR target/49878
11618         * config/h8300/h8300.c (h8300_move_ok): New.
11619         * config/h8300/h8300-protos.h: Declare it.
11620         * config/h8300/h8300.md (P): New mode iterator.
11621         (*movqi_h8300, *movqi_h8300hs, movqi): Use h8300_move_ok.
11622         (*movqi_h8sx, *movhi_h8300, *movhi_h8300hs, movhi): Likewise.
11623         (movsi, *movsi_h8300, *movsi_h8300hs): Likewise.
11624         (*pushqi1_h8300): Rename from pushqi1_h8300; use PRE_MODIFY.
11625         (*pushqi1_h8300hs_<P>): Macroize from pushqi1_h8300hs_advanced
11626         and pushqi1_h8300hs_normal; use PRE_MODIFY and
11627         register_no_sp_elim_operand.
11628         (*pushhi1_h8300hs_<P>): Similarly.
11629         (pushqi1, pushhi1, pushhi1_h8300): Remove.
11630         * config/h8300/predicates.md (register_no_sp_elim_operand): New.
11631
11632 2011-08-02  Richard Henderson  <rth@redhat.com>
11633
11634         PR target/49881
11635         * config/avr/avr.md (push<MPUSH>1): Don't constrain the operand.
11636
11637 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
11638
11639         * c-parser.c (enum c_parser_prec): New enum, moved from within
11640         c_parser_binary_expression.
11641         (c_parser_binary_expression): Add PREC argument.  Stop parsing
11642         if operator has lower or equal precedence than PREC.
11643         (c_parser_conditional_expression, c_parser_omp_for_loop): Adjust
11644         callers.
11645         (c_parser_omp_atomic): Handle parsing OpenMP 3.1 atomics.
11646         Adjust c_finish_omp_atomic caller.
11647         (c_parser_omp_taskyield): New function.
11648         (c_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
11649         (c_parser_omp_clause_name): Handle final and mergeable clauses.
11650         (c_parser_omp_clause_final, c_parser_omp_clause_mergeable): New
11651         functions.
11652         (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
11653         and PRAGMA_OMP_CLAUSE_MERGEABLE.
11654         (OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
11655         (c_parser_omp_clause_reduction): Handle min and max.
11656         * c-typeck.c (c_finish_omp_clauses): Don't complain about
11657         const qualified predetermined vars in firstprivate clause.
11658         andle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11659         Handle MIN_EXPR and MAX_EXPR.
11660         * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FINAL
11661         and OMP_CLAUSE_MERGEABLE.
11662         (dump_generic_node): Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD
11663         and OMP_ATOMIC_CAPTURE_NEW.
11664         * tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FINAL and
11665         OMP_CLAUSE_MERGEABLE.
11666         (omp_clause_code_name): Likewise.
11667         (walk_tree_1): Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11668         * tree.h (enum omp_clause_code): Add OMP_CLAUSE_FINAL
11669         and OMP_CLAUSE_MERGEABLE.
11670         (OMP_CLAUSE_FINAL_EXPR): Define.
11671         * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FINAL and
11672         OMP_CLAUSE_MERGEABLE.
11673         (expand_task_call): Likewise.
11674         (expand_omp_atomic_load, expand_omp_atomic_store): New functions.
11675         (expand_omp_atomic_fetch_op): Handle cases where old or new
11676         value is needed afterwards.
11677         (expand_omp_atomic): Call expand_omp_atomic_load resp.
11678         expand_omp_atomic_store.
11679         * gimplify.c (gimplify_omp_atomic, gimplify_expr): Handle
11680         OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and OMP_ATOMIC_CAPTURE_NEW.
11681         (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
11682         OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11683         * tree-nested.c (convert_nonlocal_omp_clauses,
11684         convert_local_omp_clauses): Likewise.
11685         * tree.def (OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD,
11686         OMP_ATOMIC_CAPTURE_NEW): New.
11687         * gimple.h (GF_OMP_ATOMIC_NEED_VALUE): New.
11688         (gimple_omp_atomic_need_value_p, gimple_omp_atomic_set_need_value):
11689         New inlines.
11690         * omp-builtins.def (BUILT_IN_GOMP_TASKYIELD): New builtin.
11691         * doc/generic.texi: Mention OMP_CLAUSE_COLLAPSE,
11692         OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
11693
11694 2011-08-02  Kai Tietz  <ktietz@redhat.com>
11695
11696         * gimple.c (canonicalize_cond_expr_cond): Handle cast from
11697         boolean-type.
11698         (ssa_forward_propagate_and_combine): Interprete result of
11699         forward_propagate_comparison.
11700         * gcc/gimple-fold.c (fold_gimple_assign): Add canonicalization for
11701         boolean-typed operands for comparisons.
11702
11703 2011-08-02  Georg-Johann Lay  <avr@gjlay.de>
11704
11705         * config/avr/libgcc.S: Gather related function in the
11706         same input section.
11707         (__mulqihi3, __mulqihi3, __divmodqi4, __divmodhi4, __udivmodsi4,
11708         __divmodsi4): Use XCALL/XJMP instead of rcall/rjmp for external
11709         references.
11710         (__udivmodqi4, __divmodqi4, __udivmodhi4, __divmodhi4,
11711         __udivmodsi4, __divmodsi4, __prologue_saves__,
11712         __epilogue_restores__, _exit, __tablejump2__, __tablejump__,
11713         __do_copy_data, __do_clear_bss, __do_global_ctors,
11714         __do_global_dtors, __tablejump_elpm__): Enclose in DEFUN/ENDF.
11715
11716 2011-08-02  Uros Bizjak  <ubizjak@gmail.com>
11717
11718         PR target/47766
11719         * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
11720         (stack_protect_test): The pattern compares ptr_mode value.
11721
11722 2011-08-02  Alan Modra  <amodra@gmail.com>
11723
11724         * config/rs6000/rs6000.c (rs6000_emit_prologue): Add REG_CFA_RESTORE
11725         note for save_LR_around_toc_setup sequence.
11726
11727 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11728
11729         * config/i386/lzcntintrin.h (__lzcnt64): Replace long with long long.
11730
11731 2011-08-01  Sebastian Pop  <sebastian.pop@amd.com>
11732             Joseph Myers  <joseph@codesourcery.com>
11733
11734         * Makefile.in (hwint.o): Depend on DIAGNOSTIC_CORE_H.
11735         * hwint.c: Include diagnostic-core.h.
11736         (abs_hwi): New.
11737         (gcd): Moved here...
11738         (pos_mul_hwi): New.
11739         (mul_hwi): New.
11740         (least_common_multiple): Moved here...
11741         * hwint.h (gcd): ... from here.
11742         (least_common_multiple): ... from here.
11743         (HOST_WIDE_INT_MIN): New.
11744         (HOST_WIDE_INT_MAX): New.
11745         (abs_hwi): Declared.
11746         (gcd): Declared.
11747         (pos_mul_hwi): Declared.
11748         (mul_hwi): Declared.
11749         (least_common_multiple): Declared.
11750         * omega.c (check_pos_mul): Removed.
11751         (check_mul): Removed.
11752         (omega_solve_geq): Use pos_mul_hwi instead of check_pos_mul and
11753         mul_hwi instead of check_mul.
11754
11755 2011-08-01  Richard Henderson  <rth@redhat.com>
11756
11757         PR target/49881
11758         * config/avr/avr.h (PUSH_ROUNDING): New.
11759         * config/avr/avr.md (pushqi1): Rename from *pushqi.
11760         (*pushhi, *pushsi, *pushsf): Remove.
11761         (MPUSH): New mode iterator.
11762         (push<MPUSH>1): New expander.
11763
11764 2011-08-01  Anatoly Sokolov  <aesok@post.ru>
11765
11766         * config/mmix/mmix.h (PREFERRED_RELOAD_CLASS,
11767         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
11768         * config/mmix/mmix-protos.h (mmix_preferred_reload_class,
11769         mmix_preferred_output_reload_class): Remove.
11770         * config/mmix/mmix.c (mmix_preferred_reload_class,
11771         mmix_preferred_output_reload_class): Make static. Change rclass
11772         argument and return type to reg_class_t.
11773         (TARGET_PREFERRED_RELOAD_CLASS,
11774         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
11775
11776 2011-08-01  Joern Rennecke  <joern.rennecke@embecosm.com>
11777
11778         * mode-switching.c (optimize_mode_switching): Fix bug in MODE_AFTER
11779         handling.
11780
11781 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11782
11783         PR target/47766
11784         * config/i386/i386.md (PTR): New.
11785         (stack_protect_set: Check TARGET_LP64 instead of TARGET_64BIT.
11786         (stack_protect_test): Likewise.
11787         (stack_protect_set_<mode>): Replace ":P" with ":PTR".
11788         (stack_tls_protect_set_<mode>): Likewise.
11789         (stack_tls_protect_test_<mode>): Likewise.
11790
11791 2011-08-01  Uros Bizjak  <ubizjak@gmail.com>
11792
11793         PR target/49927
11794         * config/i386/i386.c (ix86_address_subreg_operand): New.
11795         (ix86_decompose_address): Use ix86_address_subreg_operand.
11796         (ix86_legitimate_address_p): Do not assert that subregs satisfy
11797         register_no_elim_operand in DImode.
11798
11799 2011-08-01  Ira Rosen  <ira.rosen@linaro.org>
11800
11801         PR tree-optimization/49926
11802         * tree-vect-loop.c (vect_is_slp_reduction): Check that a statement
11803         in a chain doesn't have uses both inside and outside the loop.
11804
11805 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
11806
11807         * config/avr/avr.h (mcu_type_s): Add errata_skip field.
11808         * config/avr/avr-devices.c (avr_mcu_types): Use it.
11809         * config/avr/avr-mcus.def (AVR_MCU): Use it.
11810         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it to builtin
11811         define __AVR_ERRATA_SKIP__ and __AVR_ERRATA_SKIP_JMP_CALL__.
11812         * config/avr/libgcc.S (__mulshisi3, __ffshi2, __fmulsu_exit):
11813         Use __AVR_ERRATA_SKIP_JMP_CALL__ instead of __AVR_HAVE_JMP_CALL__
11814         to detect if XJMP must not be skipped.
11815
11816 2011-08-02  Alan Modra  <amodra@gmail.com>
11817
11818         * config/rs6000/rs6000-protos.h (rs6000_save_toc_in_prologue_p):
11819         Delete.
11820         * config/rs6000/rs6000.c (rs6000_save_toc_in_prologue_p): Make static.
11821         (rs6000_emit_prologue): Don't prematurely return when
11822         TARGET_SINGLE_PIC_BASE.  Don't emit eh_frame info in
11823         save_toc_in_prologue case.
11824         (rs6000_call_indirect_aix): Only disallow save_toc_in_prologue for
11825         calls_alloca.
11826
11827 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
11828
11829         * config/avr/avr-devices.c: Delete SVN property svn:executable.
11830         * config/avr/predicates.md: Ditto.
11831         * config/avr/driver-avr.c: Ditto.
11832         * config/avr/genopt.sh: Set SVN property svn:executable to *.
11833
11834 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
11835
11836         * calls.c (emit_library_call_value_1): Declare size only if
11837         BLOCK_REG_PADDING is defined.
11838
11839 2011-08-01  Kirill Yukhin  <kirill.yukhin@intel.com>
11840
11841         PR target/49547
11842         * config.gcc (i[34567]86-*-*): Replace abmintrin.h with lzcntintrin.h.
11843         (x86_64-*-*): Likewise.
11844         * config/i386/i386.opt (mlzcnt): New.
11845         * config/i386/abmintrin.h: File removed.
11846         (__lzcnt_u16, __lzcnt, __lzcnt_u64): Moved to ...
11847         * config/i386/lzcntintrin.h: ... here.  New file.
11848         (__lzcnt): Rename to ...
11849         (__lzcnt32): ... this.
11850         * config/i386/bmiintrin.h (head): Update copyright year.
11851         (__lzcnt_u16): Removed.
11852         (__lzcnt_u32): Likewise.
11853         (__lzcnt_u64): Likewise.
11854         * config/i386/x86intrin.h: Include lzcntintrin.h when __LZCNT__
11855         is defined, remove abmintrin.h.
11856         * config/i386/cpuid.h (bit_LZCNT): New.
11857         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
11858         LZCNT feature.
11859         * config/i386/i386-c.c (ix86_target_macros_internal): Define
11860         __LZCNT__ if needed.
11861         * config/i386/i386.c (ix86_target_string): New option -mlzcnt.
11862         (ix86_option_override_internal): Handle LZCNT option.
11863         (ix86_valid_target_attribute_inner_p): Likewise.
11864         (struct builtin_description bdesc_args) <IX86_BUILTIN_CLZS>: Update.
11865         * config/i386/i386.h (TARGET_LZCNT): New.
11866         (CLZ_DEFINED_VALUE_AT_ZERO): Update.
11867         * config/i386/i386.md (clz<mode>2): Update insn constraint.
11868         (clz<mode>2_lzcnt): Likewise.
11869         * doc/invoke.texi: Mention -mlzcnt option.
11870         * doc/extend.texi: Likewise.
11871
11872 2011-08-01  Julian Brown  <julian@codesourcery.com>
11873
11874         * configure.ac (fixed-point): Add ARM support.
11875         * configure: Regenerate.
11876         * config/arm/arm.c (arm_fixed_mode_set): New struct.
11877         (arm_set_fixed_optab_libfunc): New.
11878         (arm_set_fixed_conv_libfunc): New.
11879         (arm_init_libfuncs): Initialise fixed-point helper libfuncs with
11880         ARM-specific names.
11881         (aapcs_libcall_value): Return sub-word-size fixed-point libcall
11882         return values in SImode.
11883         (arm_return_in_msb): Return fixed-point types in the msb.
11884         (arm_pad_reg_upwards, arm_pad_arg_upwards): Pad fixed-point types
11885         upwards.
11886         (arm_scalar_mode_supported_p): Support fixed-point modes.
11887         (arm_vector_mode_supported_p): Support vector fixed-point modes.
11888         * config/arm/arm.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE)
11889         (LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE)
11890         (SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE)
11891         (LONG_LONG_ACCUM_TYPE_SIZE, MAX_FIXED_MODE_SIZE): Define.
11892         * config/arm/iterators.md (FIXED, ADDSUB, UQADDSUB, QADDSUB, QMUL):
11893         New mode iterators.
11894         (qaddsub_suf): New mode attribute.
11895         * config/arm/arm-modes.def (FRACT, UFRACT, ACCUM, UACCUM): Declare
11896         vector modes.
11897         * config/arm/predicates.md (sat_shift_operator): New predicate.
11898         * config/arm/arm-fixed.md: New.
11899         * config/arm/arm.md: Include arm-fixed.md.
11900         * config/arm/t-arm (MD_INCLUDES): Add arm-fixed.md.
11901
11902 2011-08-01  Julian Brown  <julian@codesourcery.com>
11903
11904         * calls.c (emit_library_call_value_1): Support padding for libcall
11905         arguments and return values.
11906         * config/arm/arm.c (arm_pad_arg_upward): Pad half-float values
11907         downwards in big-endian mode.
11908
11909 2011-08-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11910
11911         PR debug/49887
11912         * config/sol2.c (solaris_code_end): Rename to solaris_file_end.
11913         * config/sol2-protos.h: Likewise.
11914         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Don't call
11915         solaris_code_end.
11916         * config/i386/sol2.h [!USE_GAS] (TARGET_ASM_FILE_END): Redefine.
11917         * config/sparc/sparc.c (sparc_file_end) [TARGET_SOLARIS]: Call
11918         solaris_file_end.
11919         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Remove.
11920
11921 2011-08-01  Julian Brown  <julian@codesourcery.com>
11922
11923         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Support FIXED_CST.
11924
11925 2011-08-01  Julian Brown  <julian@codesourcery.com>
11926
11927         * final.c (output_addr_const): Print fixed-point constants as
11928         decimal not hex.
11929
11930 2011-08-01  Richard Guenther  <rguenther@suse.de>
11931
11932         * stor-layout.c (initialize_sizetypes): Properly sign-extend
11933         bitsiztype TYPE_MAX_VALUE.
11934
11935 2011-08-01  Julian Brown  <julian@codesourcery.com>
11936
11937         * optabs.c (prepare_cmp_insn): Use correct biasing for fixed-point
11938         comparison helpers.
11939
11940 2011-07-31  Richard Henderson  <rth@redhat.com>
11941
11942         * config/h8300/crti.asm: Add flags to .section directive.
11943         * config/h8300/crtn.asm: Likewise.
11944
11945 2011-07-31  Richard Henderson  <rth@redhat.com>
11946
11947         * stor-layout.c (initialize_sizetypes): Handle unsigned short.
11948         * tree.c (build_common_tree_nodes): Likewise.
11949
11950 2011-07-31  Kaz Kojima  <kkojima@gcc.gnu.org>
11951
11952         PR target/49880
11953         * config/sh/sh.md (udivsi3_i1): Enable for TARGET_DIVIDE_CALL_DIV1.
11954         (divsi3_i1): Likewise.
11955
11956 2011-07-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11957
11958         PR tree-optimization/49749
11959         * tree-ssa-reassoc.c (get_rank): New forward declaration.
11960         (PHI_LOOP_BIAS): New macro.
11961         (phi_rank): New function.
11962         (loop_carried_phi): Likewise.
11963         (propagate_rank): Likewise.
11964         (get_rank): Add calls to phi_rank and propagate_rank.
11965
11966 2011-07-31  H.J. Lu  <hongjiu.lu@intel.com>
11967
11968         * config/i386/x86-64.h (SIZE_TYPE): Check TARGET_LP64 instead
11969         of TARGET_64BIT.
11970         (PTRDIFF_TYPE): Likewise.
11971
11972 2011-07-31  Uros Bizjak  <ubizjak@gmail.com>
11973
11974         PR target/49920
11975         * config/i386/i386.md (strset): Do not expand strset_singleop
11976         when %eax or $edi are fixed.
11977         (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
11978         (*strsetsi_1): Ditto.
11979         (*strsethi_1): Ditto.
11980         (*strsetqi_1): Ditto.
11981         (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
11982         (*rep_stossi): Ditto.
11983         (*rep_stosqi): Ditto.
11984         (*strlenqi_1): Ditto.
11985         (cmpstrnsi): Also fail when %ecx is fixed.
11986         (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
11987         (*cmpstrnqi_1): Ditto.
11988         (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
11989         (*strmovsi_1): Ditto.
11990         (*strmovhi_1): Ditto.
11991         (*strmovqi_1): Ditto.
11992         (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
11993         (*rep_movsi): Ditto.
11994         (*rep_movqi): Ditto.
11995
11996 2011-07-31  Mikael Pettersson  <mikpe@it.uu.se>
11997
11998         PR target/47908
11999         * config/m68k/m68k.c (m68k_override_options_after_change): New function.
12000         Disable instruction scheduling for non-ColdFire targets.
12001         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
12002
12003 2011-07-31  Revital Eres  <revital.eres@linaro.org>
12004
12005         * ddg.c (create_ddg_dep_from_intra_loop_link): Remove the creation
12006         of anti-dep edge from a branch.
12007         (add_cross_iteration_register_deps): Create anti-dep edge from
12008         a branch.
12009
12010 2011-07-31  Revital Eres  <revital.eres@linaro.org>
12011
12012         * modulo-sched.c: Change comment.
12013         (reset_sched_times): Fix print message.
12014         (print_partial_schedule): Add print info.
12015
12016 2011-07-31  Tom de Vries  <tom@codesourcery.com>
12017
12018         PR middle-end/43513
12019         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Use max of
12020         get_object_alignment and TYPE_ALIGN.
12021
12022 2011-07-30  Tom de Vries  <tom@codesourcery.com>
12023
12024         PR middle-end/43513
12025         * tree-ssa-dce.c (ref_may_be_aliased): Add assert.
12026         (propagate_necessity): Handle WITH_SIZE_EXPR call arg.
12027
12028 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12029
12030         * config/mips/driver-native.c [__sgi__]: Include <invent.h>,
12031         <sys/sbd.h>.
12032         (cpu_types): New array.
12033         (cputype): New function.
12034         (host_detect_local_cpu): Only define buf, f if !__sgi__.
12035         Use scaninvent instead of /proc/cpuinfo if __sgi__.
12036         * config.host: Also use driver-native.o, mips/x-native on
12037         mips-sgi-irix*.
12038         * config/mips/iris6.h [__mips__] (host_detect_local_cpu): Declare.
12039         (EXTRA_SPEC_FUNCTIONS, MARCH_MTUNE_NATIVE_SPECS): Define.
12040         (DRIVER_SELF_SPECS): Add MARCH_MTUNE_NATIVE_SPECS.
12041
12042 2011-07-29  Jakub Jelinek  <jakub@redhat.com>
12043
12044         PR middle-end/49897
12045         PR middle-end/49898
12046         * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
12047         in nested parallel and outer is a gimple_reg, mark it as addressable
12048         and set its bit in task_shared_vars bitmap too.
12049
12050 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
12051
12052         * config/i386/predicates.md (tp_or_register_operand): Remove predicate.
12053
12054 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12055
12056         * config/alpha/driver-alpha.c (IMPLVER_EV4_FAMILY,
12057         IMPLVER_EV5_FAMILY, IMPLVER_EV6_FAMILY, IMPLVER_EV7_FAMILY): Define.
12058         (AMASK_BWX, AMASK_FIX, AMASK_CIX, AMASK_MVI, AMASK_PRECISE,
12059         AMASK_LOCKPFTCHOK): Define.
12060         (host_detect_local_cpu): Remove buf, f, cpu_names.
12061         Define cpu_types, implver, amask.
12062         Use __builtin_alpha_implver, __builtin_alpha_amask to determine
12063         native CPU.
12064         * config.host: Also use driver-alpha.o, alpha/x-alpha on
12065         alpha*-dec-osf*.
12066         * config/alpha/osf5.h [__alpha__ || __alpha]
12067         (host_detect_local_cpu): Declare.
12068         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS)
12069         (DRIVER_SELF_SPECS): Define.
12070
12071 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
12072
12073         PR target/47715
12074         * config/i386/i386.md (*load_tp_x32): New.
12075         (*load_tp_x32_zext): Ditto.
12076         (*add_tp_x32): Ditto.
12077         (*add_tp_x32_zext): Ditto.
12078         (*load_tp_<mode>): Disable for TARGET_X32 targets.
12079         (*add_tp_<mode>): Ditto.
12080         * config/i386/i386.c (get_thread_pointer): Load thread pointer in
12081         ptr_mode and convert to Pmode if needed.
12082
12083 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
12084
12085         PR target/49687
12086         * config/avr/avr.md (mulsi3, *mulsi3, mulu<mode>si3,
12087         muls<mode>si3, mulohisi3, mulhisi3, umulhisi3, usmulhisi3,
12088         *<any_extend:extend_prefix><any_extend2:extend_prefix>mul<QIHI:mode><QIHI2:mode>si3):
12089         Add X to register footprint: Clobber r26/r27.
12090
12091 2011-07-29  Richard Guenther  <rguenther@suse.de>
12092
12093         * builtins.c (fold_builtin_signbit): Build the comparison
12094         with a proper type.
12095
12096 2011-07-29  Richard Guenther  <rguenther@suse.de>
12097
12098         PR tree-optimization/49893
12099         * tree-predcom.c (suitable_reference_p): Volatile references
12100         are not suitable.
12101
12102 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
12103
12104         PR target/49313
12105         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
12106         (__ctzsi2): Result for 0 may be undefined.
12107         (__ctzhi2): Result for 0 may be undefined.
12108         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
12109         (__popcountsi2): Ditto. And don't clobber r26.
12110         (__popcountdi2): Ditto. And don't clobber r27.
12111         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
12112         (parityhi2): New expand.
12113         (paritysi2): New expand.
12114         (popcounthi2): New expand.
12115         (popcountsi2): New expand.
12116         (clzhi2): New expand.
12117         (clzsi2): New expand.
12118         (ctzhi2): New expand.
12119         (ctzsi2): New expand.
12120         (ffshi2): New expand.
12121         (ffssi2): New expand.
12122         (copysignsf3): New insn.
12123         (bswapsi2): New expand.
12124         (*parityhi2.libgcc): New insn.
12125         (*parityqihi2.libgcc): New insn.
12126         (*paritysihi2.libgcc): New insn.
12127         (*popcounthi2.libgcc): New insn.
12128         (*popcountsi2.libgcc): New insn.
12129         (*popcountqi2.libgcc): New insn.
12130         (*popcountqihi2.libgcc): New insn-and-split.
12131         (*clzhi2.libgcc): New insn.
12132         (*clzsihi2.libgcc): New insn.
12133         (*ctzhi2.libgcc): New insn.
12134         (*ctzsihi2.libgcc): New insn.
12135         (*ffshi2.libgcc): New insn.
12136         (*ffssihi2.libgcc): New insn.
12137         (*bswapsi2.libgcc): New insn.
12138
12139 2011-07-29  Richard Guenther  <rguenther@suse.de>
12140
12141         * tree-vrp.c (get_value_range): Only set parameter default
12142         definitions to varying, leave others at undefined.
12143         (extract_range_from_binary_expr): Fix undefined handling.
12144         (vrp_visit_phi_node): Handle merged undefined state.
12145
12146 2011-07-29  Wei Guozhi  <carrot@google.com>
12147
12148         PR rtl-optimization/49799
12149         * combine.c (make_compound_operation): Check if the bit field is valid
12150         before change it to bit field extraction.
12151
12152 2011-07-29  Bernd Schmidt  <bernds@codesourcery.com>
12153
12154         PR rtl-optimization/49891
12155         * cfgrtl.c (force_nonfallthru_and_redirect): Set JUMP_LABEL for
12156         newly created returnjumps.
12157
12158 2011-07-28  DJ Delorie  <dj@redhat.com>
12159
12160         * expr.c (expand_expr_addr_expr_1): Detect a user request for a
12161         local frame in a naked function, and produce a suitable error for
12162         that specific case.
12163
12164         * config/m32c/m32c.c (m32c_secondary_reload_class): Allow PSI
12165         registers to be reloaded in HI classes when the target is HI.
12166
12167 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
12168
12169         * graphite-clast-to-gimple.c: Replace v1, v2, lb, ub with
12170         bound_one, bound_two.
12171
12172 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
12173
12174         PR middle-end/48648
12175         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Handle
12176         CLAST assignments.
12177         (translate_clast): Same.
12178         (translate_clast_assignment): New.
12179
12180 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
12181
12182         PR tree-optimization/49876
12183         * sese.c (rename_uses): Do not return false on gloog_error: set
12184         the new_expr to integer_zero_node and continue code generation.
12185         (graphite_copy_stmts_from_block): Remove early exit on gloog_error.
12186
12187 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
12188
12189         PR debug/49846
12190         * var-tracking.c (prepare_call_arguments): For non-MODE_INT stack
12191         arguments also check if they aren't initialized with a MODE_INT
12192         mode of the same size.
12193
12194 2011-07-28  Aldy Hernandez  <aldyh@redhat.com>
12195
12196         * expr.c (get_bit_range): Handle *MEM_REF's.
12197
12198 2011-07-28  Bernd Schmidt  <bernds@codesourcery.com>
12199
12200         * rtlanal.c (tablejump_p): False for returns.
12201         * reorg.c (first_active_target_insn): New static function.
12202         (find_end_label): Set JUMP_LABEL for a new returnjump.
12203         (optimize_skip, get_jump_flags, rare_destination,
12204         mostly_true_jump, get_branch_condition,
12205         steal_delay_list_from_target, own_thread_p,
12206         fill_simple_delay_slots, follow_jumps, fill_slots_from_thread,
12207         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
12208         dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs.
12209         * jump.c (delete_related_insns): Likewise.
12210         (jump_to_label_p): New function.
12211         (redirect_target): New static function.
12212         (redirect_exp_1): Use it.  Adjust to handle ret_rtx in JUMP_LABELS.
12213         (redirect_jump_1): Assert that the new label is nonnull.
12214         (redirect_jump): Likewise.
12215         (redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels.
12216         * ifcvt.c (find_if_case_1): Take care when redirecting jumps to the
12217         exit block.
12218         (dead_or_predicable): Change NEW_DEST arg to DEST_EDGE.  All callers
12219         changed.  Ensure that the right label is passed to redirect_jump.
12220         * function.c (emit_return_into_block,
12221         thread_prologue_and_epilogue_insns): Ensure new returnjumps have
12222         ret_rtx in their JUMP_LABEL.
12223         * print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL.
12224         * emit-rtl.c (skip_consecutive_labels): Allow the caller to
12225         pass ret_rtx as label.
12226         * cfglayout.c (fixup_reorder_chain): Use
12227         force_nonfallthru_and_redirect rather than force_nonfallthru.
12228         (duplicate_insn_chain): Copy JUMP_LABELs for returns.
12229         * rtl.h (ANY_RETURN_P): New macro.
12230         (jump_to_label_p): Declare.
12231         * resource.c (find_dead_or_set_registers): Handle ret_rtx in
12232         JUMP_LABELs.
12233         (mark_target_live_regs): Likewise.
12234         * basic-block.h (force_nonfallthru_and_redirect): Declare.
12235         * cfgrtl.c (force_nonfallthru_and_redirect): No longer static.
12236         * config/alpha/alpha.c (alpha_tablejump_addr_vec,
12237         alpha_tablejump_best_label): Remove functions.
12238         * config/alpha/alpha-protos.c (alpha_tablejump_addr_vec,
12239         alpha_tablejump_best_label): Remove declarations.
12240         * config/sh/sh.c (barrier_align, split_branches): Adjust for
12241         ret_rtx in JUMP_LABELs.
12242         * config/arm/arm.c (is_jump_table): Likewise.
12243
12244 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12245
12246         * config/i386/predicates.md (pic_32bit_opreand): Do not define as
12247         special predicate.  Remove explicit mode checks.
12248
12249 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
12250
12251         * dwarf2out.c (resolve_addr): For -gdwarf-2 don't optimize
12252         DW_AT_data_member_location containing just DW_OP_plus_uconst.
12253
12254         PR debug/49871
12255         * dwarf2out.c (size_of_die, value_format, output_die): Use
12256         DW_FORM_udata instead of DW_FORM_data[48] for
12257         dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
12258
12259 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12260
12261         * config/i386/i386.md (*tls_global_dynamic_64): Update
12262         length attribute.
12263
12264 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12265
12266         PR target/47715
12267         * config/i386/i386.md (*tls_global_dynamic_64): Remove mode from
12268         tls_symbolic_operand check.  Update code sequence for TARGET_X32.
12269         (tls_global_dynamic_64): Remove mode from tls_symbolic_operand check.
12270         (tls_dynamic_gnu2_64): Ditto.
12271         (*tls_dynamic_gnu2_lea_64): Ditto.
12272         (*tls_dynamic_gnu2_call_64): Ditto.
12273         (*tls_dynamic_gnu2_combine_64): Ditto.
12274
12275 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12276
12277         * config.gcc: Set need_64bit_hwint to yes for x86 targets.
12278
12279 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
12280
12281         PR target/47364
12282         * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
12283
12284 2011-07-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
12285
12286         * config/arm/vfp.md ("*movdf_vfp"): Handle the VFP constraints
12287         before the core constraints. Adjust attributes.
12288         ("*thumb2_movdf_vfp"): Likewise.
12289
12290 2011-07-28  Kai Tietz  <ktietz@redhat.com>
12291
12292         * tree-vrp.c (simplify_stmt_using_ranges): Remove TRUTH_NOT_EXPR case.
12293         (simplify_truth_ops_using_ranges): Likewise.
12294         (build_assert_expr_for): Likewise.
12295         (build_assert_expr_for_1): Remove TRUTH_NOT_EXPR case
12296         and handle BIT_NOT_EXPR for truth-operation.
12297
12298 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
12299
12300         PR target/49313
12301         Undo r176835 from trunk
12302         2011-07-27  Georg-Johann Lay
12303
12304 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
12305
12306         PR target/49687
12307         * config/avr/t-avr (LIB1ASMFUNCS): Remove _xmulhisi3_exit.
12308         Add _muluhisi3, _mulshisi3, _usmulhisi3.
12309         * config/avr/libgcc.S (__mulsi3): Rewrite.
12310         (__mulhisi3): Rewrite.
12311         (__umulhisi3): Rewrite.
12312         (__usmulhisi3): New.
12313         (__muluhisi3): New.
12314         (__mulshisi3): New.
12315         (__mulohisi3): New.
12316         (__mulqi3, __mulqihi3, __umulqihi3, __mulhi3): Use DEFUN/ENDF to
12317         declare.
12318         * config/avr/predicates.md (pseudo_register_operand): Rewrite.
12319         (pseudo_register_or_const_int_operand): New.
12320         (combine_pseudo_register_operand): New.
12321         (u16_operand): New.
12322         (s16_operand): New.
12323         (o16_operand): New.
12324         * config/avr/avr.c (avr_rtx_costs): Handle costs for mult:SI.
12325         * config/avr/avr.md (QIHI, QIHI2): New mode iterators.
12326         (any_extend, any_extend2): New code iterators.
12327         (extend_prefix): New code attribute.
12328         (mulsi3): Rewrite. Turn insn to expander.
12329         (mulhisi3): Ditto.
12330         (umulhisi3): Ditto.
12331         (usmulhisi3): New expander.
12332         (*mulsi3): New insn-and-split.
12333         (mulu<mode>si3): New insn-and-split.
12334         (muls<mode>si3): New insn-and-split.
12335         (mulohisi3): New insn-and-split.
12336         (*uumulqihisi3, *uumulhiqisi3, *uumulhihisi3, *uumulqiqisi3,
12337         *usmulqihisi3, *usmulhiqisi3, *usmulhihisi3, *usmulqiqisi3,
12338         *sumulqihisi3, *sumulhiqisi3, *sumulhihisi3, *sumulqiqisi3,
12339         *ssmulqihisi3, *ssmulhiqisi3, *ssmulhihisi3, *ssmulqiqisi3): New
12340         insn-and-split.
12341         (*mulsi3_call): Rewrite.
12342         (*mulhisi3_call): Rewrite.
12343         (*umulhisi3_call): Rewrite.
12344         (*usmulhisi3_call): New insn.
12345         (*muluhisi3_call): New insn.
12346         (*mulshisi3_call): New insn.
12347         (*mulohisi3_call): New insn.
12348         (extendqihi2): Use combine_pseudo_register_operand as predicate
12349         for operand 1.
12350         (extendqisi2): Ditto.
12351         (zero_extendqihi2): Ditto.
12352         (zero_extendqisi2): Ditto.
12353         (zero_extendhisi2): Ditto.
12354         (extendhisi2): Ditto. Don't early-clobber operand 0.
12355
12356 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
12357
12358         * config/i386/i386.c (add->lea splitter): Add SWI mode to PLUS RTX.
12359
12360 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12361
12362         PR tree-optimization/49471
12363         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Build an unsigned
12364         iv only when the largest type is unsigned.  Do not call
12365         lang_hooks.types.type_for_size.
12366
12367 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12368
12369         PR middle-end/45450
12370         * graphite-poly.c (apply_poly_transforms): Disable legality check
12371         after an openscop read.
12372
12373 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
12374
12375         PR middle-end/47691
12376         * graphite-clast-to-gimple.c (translate_clast_user): Update use of
12377         copy_bb_and_scalar_dependences.
12378         * sese.c (rename_uses): Do not call gcc_assert.  Set gloog_error.
12379         (graphite_copy_stmts_from_block): Update call to rename_uses.
12380         (copy_bb_and_scalar_dependences): Update call to
12381         graphite_copy_stmts_from_block.
12382         * sese.h (copy_bb_and_scalar_dependences): Update declaration.
12383
12384 2011-07-27  Georg-Johann Lay  <avr@gjlay.de>
12385
12386         PR target/49313
12387         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
12388         (__ctzsi2): Result for 0 may be undefined.
12389         (__ctzhi2): Result for 0 may be undefined.
12390         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
12391         (__popcountsi2): Ditto. And don't clobber r26.
12392         (__popcountdi2): Ditto. And don't clobber r27.
12393         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
12394         (parityhi2): New expand.
12395         (paritysi2): New expand.
12396         (popcounthi2): New expand.
12397         (popcountsi2): New expand.
12398         (clzhi2): New expand.
12399         (clzsi2): New expand.
12400         (ctzhi2): New expand.
12401         (ctzsi2): New expand.
12402         (ffshi2): New expand.
12403         (ffssi2): New expand.
12404         (copysignsf3): New insn.
12405         (bswapsi2): New expand.
12406         (*parityhi2.libgcc): New insn.
12407         (*parityqihi2.libgcc): New insn.
12408         (*paritysihi2.libgcc): New insn.
12409         (*popcounthi2.libgcc): New insn.
12410         (*popcountsi2.libgcc): New insn.
12411         (*popcountqi2.libgcc): New insn.
12412         (*popcountqihi2.libgcc): New insn-and-split.
12413         (*clzhi2.libgcc): New insn.
12414         (*clzsihi2.libgcc): New insn.
12415         (*ctzhi2.libgcc): New insn.
12416         (*ctzsihi2.libgcc): New insn.
12417         (*ffshi2.libgcc): New insn.
12418         (*ffssihi2.libgcc): New insn.
12419         (*bswapsi2.libgcc): New insn.
12420
12421 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
12422
12423         * config/i386/i386.c (ix86_expand_move): Do not explicitly check
12424         the mode of symbolic_opreand RTXes.
12425
12426 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
12427
12428         * config/i386/predicates.md (x86_64_movabs_operand): Return false
12429         for pic_32bit_operand RTXes.
12430         * config/i386/i386.c (ix86_expand_move): Check x86_64_movabs_operand
12431         in DImode.
12432
12433 2011-07-27  Kai Tietz  <ktietz@redhat.com>
12434
12435         * config/i386/i386.c (ix86_option_override_internal): Allow -mabi
12436         for 32-bit, too.
12437         (ix86_handle_abi_attribute): Allow function attributes
12438         ms_abi/sysv_abi in 32-bit mode, too.
12439         * doc/extend.texi: Adjust attribute documentation.
12440
12441         * gimple-fold.c (or_comparisons_1): Remove TRUTH_AND/OR
12442         expression handling.
12443         (and_var_with_comparison_1): Likewise.
12444
12445 2011-07-27  Aldy Hernandez  <aldyh@redhat.com>
12446
12447         * params.h (ALLOW_STORE_DATA_RACES): New.
12448         * params.def (PARAM_ALLOW_STORE_DATA_RACES): New.
12449         * Makefile.in (expr.o): Depend on PARAMS_H.
12450         * machmode.h (get_best_mode): Add argument.
12451         * fold-const.c (optimize_bit_field_compare): Add argument to
12452         get_best_mode.
12453         (fold_truthop): Same.
12454         * ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field.
12455         * expr.c (emit_group_store): Same.
12456         (copy_blkmode_from_reg): Same.
12457         (write_complex_part): Same.
12458         (optimize_bitfield_assignment_op): Add argument.
12459         Add argument to get_best_mode.
12460         (get_bit_range): New.
12461         (expand_assignment): Calculate maxbits and pass it down accordingly.
12462         (store_field): New argument.
12463         (expand_expr_real_2): New argument to store_field.  Include params.h.
12464         * expr.h (store_bit_field): New argument.
12465         * stor-layout.c (get_best_mode): Restrict mode expansion by taking
12466         into account maxbits.
12467         * calls.c (store_unaligned_arguments_into_pseudos): New argument
12468         to store_bit_field.
12469         * expmed.c (store_bit_field_1): New argument.  Use it.
12470         (store_bit_field): Same.
12471         (store_fixed_bit_field): Same.
12472         (store_split_bit_field): Same.
12473         (extract_bit_field_1): Pass new argument to get_best_mode.
12474         (extract_bit_field): Same.
12475         * stmt.c (store_bit_field): Pass new argument to store_bit_field.
12476         * doc/invoke.texi: Document parameter allow-store-data-races.
12477
12478 2011-07-27  Jakub Jelinek  <jakub@redhat.com>
12479
12480         * dwarf2out.c (gen_producer_string): Ignore also -fverbose-asm option.
12481
12482 2011-07-27  Kai Tietz  <ktietz@redhat.com>
12483
12484         * tree-vrp.c (extract_range_from_binary_expr): Remove
12485         TRUTH-binary cases and add new bitwise-cases.
12486         (extract_range_from_assignment): Likewise.
12487         (register_edge_assert_for_1): Likeiwise.
12488         (register_edge_assert_for): Likewise.
12489         (simplify_truth_ops_using_ranges): Likewise.
12490         (simplify_stmt_using_ranges): Likewise.
12491
12492 2011-07-26  H.J. Lu  <hongjiu.lu@intel.com>
12493
12494         PR target/47372
12495         * config/i386/i386.c (ix86_delegitimize_address): Call
12496         simplify_gen_subreg for PIC with mode of x only if modes of
12497         x and orig_x are different.
12498
12499 2011-07-26  Jakub Jelinek  <jakub@redhat.com>
12500
12501         * dwarf2out.c (output_macinfo_op): Ensure fd->filename points
12502         to GC allocated copy of the string.
12503         (dwarf2out_finish): Emit .debug_macinfo or .debug_macro sections
12504         before .debug_line, not after it.
12505
12506 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12507
12508         PR middle-end/47046
12509         * tree-chrec.h (evolution_function_is_affine_p): Recursively call
12510         evolution_function_is_affine_p on CHREC_RIGHT.
12511
12512 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12513
12514         * tree-data-ref.c (max_stmt_executions_tree): Do not call
12515         lang_hooks.types.type_for_size.
12516
12517 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12518
12519         PR middle-end/47653
12520         * graphite-scop-detection.c (graphite_can_represent_loop): Discard
12521         loops using wrapping semantics.
12522
12523 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
12524
12525         PR middle-end/48805
12526         * tree-scalar-evolution.c (instantiate_scev_r): Return
12527         chrec_dont_know for ADDR_EXPR.
12528
12529 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12530             H.J. Lu  <hongjiu.lu@intel.com>
12531
12532         PR target/47369
12533         PR target/49853
12534         * config/i386/i386.c (ix86_expand_move): Call convert_to_mode
12535         if legitimize_tls_address returned operand in wrong mode. Allow
12536         SImode and DImode symbolic operand for PIC.  Call convert_to_mode
12537         if legitimize_pic_address returned operand in wrong mode.
12538
12539 2011-07-26  Martin Jambor  <mjambor@suse.cz>
12540
12541         * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
12542         return false for invariants.
12543
12544 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12545
12546         * config/i386/i386.md (add->lea splitter): Implement using SWI
12547         mode iterator.  Change operand 2 predicate to <nonmemory_operand>.
12548         (add->lea zext splitter): Change operand 2 predicate to
12549         x86_64_nonmemory_operand.
12550
12551 2011-07-26  Richard Guenther  <rguenther@suse.de>
12552
12553         * predict.c (maybe_hot_frequency_p): Make sure a zero entry-block
12554         frequency makes everything hot.
12555
12556 2011-07-26  Richard Guenther  <rguenther@suse.de>
12557
12558         PR tree-optimization/49840
12559         * tree-vrp.c (range_fits_type_p): Properly handle full
12560         double-int precision.
12561
12562 2011-07-26  Martin Jambor  <mjambor@suse.cz>
12563
12564         PR bootstrap/49786
12565         * ipa-cp.c (update_profiling_info): Avoid overflow when updating
12566         counts.
12567         (update_specialized_profile): Likewise.
12568
12569 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
12570             H.J. Lu  <hongjiu.lu@intel.com>
12571
12572         PR target/47381
12573         PR target/49832
12574         PR target/49833
12575         * config/i386/i386.md (i): Change SImode attribute to "e".
12576         (g): Change SImode attribute to "rme".
12577         (di): Change SImode attribute to "nF".
12578         (general_operand): Change SImode attribute to x86_64_general_operand.
12579         (general_szext_operand): Change SImode attribute to
12580         x86_64_szext_general_operand.
12581         (immediate_operand): Change SImode attribute to
12582         x86_64_immediate_operand.
12583         (nonmemory_operand): Change SImode attribute to
12584         x86_64_nonmemory_operand.
12585         (*movdi_internal_rex64): Remove mode from pic_32bit_operand check.
12586         (*movsi_internal): Ditto.  Use "e" constraint in alternative 2.
12587         (*lea_1): Use SWI48 mode iterator.
12588         (*lea_1_zext): New insn pattern.
12589         (testsi_ccno_1): Use x86_64_nonmemory_operand predicate for operand 2.
12590         (*bt<mode>): Ditto.
12591         (*add<mode>1): Use x86_64_general_operand predicate for operand 2.
12592         Update operand constraints.
12593         (addsi_1_zext): Ditto.
12594         (*add<mode>2): Ditto.
12595         (*addsi_3_zext): Ditto.
12596         (*subsi_1_zext): Ditto.
12597         (*subsi_2_zext): Ditto.
12598         (*subsi_3_zext): Ditto.
12599         (*addsi3_carry_zext): Ditto.
12600         (*<plusminus_insn>si3_zext_cc_overflow): Ditto.
12601         (*mulsi3_1_zext): Ditto.
12602         (*andsi_1): Ditto.
12603         (*andsi_1_zext): Ditto.
12604         (*andsi_2_zext): Ditto.
12605         (*<any_or:code>si_1_zext): Ditto.
12606         (*<any_or:code>si_2_zext): Ditto.
12607         (*test<mode>_1): Use <general_operand> predicate for operand 1.
12608         (*and<mode>_2): Ditto.
12609         (mov<mode>cc): Use  <general_operand> predicate for operands 1 and 2.
12610         (add->lea splitter): Check operand modes in insn constraint.  Extend
12611         operands less than SImode wide to SImode.
12612         (add->lea zext splitter): Do not extend input operands to DImode.
12613         (*lea_general_1): Handle only QImode and HImode operands.
12614         (*lea_general_2): Ditto.
12615         (*lea_general_3): Ditto.
12616         (*lea_general_1_zext): Remove.
12617         (*lea_general_2_zext): Ditto.
12618         (*lea_general_3_zext): Ditto.
12619         (*lea_general_4): Check operand modes in insn constraint.  Extend
12620         operands less than SImode wide to SImode.
12621         (ashift->lea splitter): Ditto.
12622         * config/i386/i386.c (ix86_print_operand_address): Print address
12623         registers with 'q' modifier on 64bit targets.
12624         * config/i386/predicates.md (pic_32bit_opreand): Define as special
12625         predicate.  Reject non-SI and non-DI modes.
12626
12627 2011-07-25  Andrew Pinski  <apinski@cavium.com>
12628
12629         PR tree-opt/49671
12630         * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
12631         TREE_THIS_NOTRAP into the inner most MEM_REF.
12632         Always copy TREE_THIS_VOLATILE.
12633         * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
12634         arguments are not volatile references.
12635
12636 2011-07-25  Richard Henderson  <rth@redhat.com>
12637
12638         * insn-notes.def (NOTE_INSN_CFA_RESTORE_STATE): Remove.
12639         * final.c (final_scan_insn): Don't test for it.
12640         (rest_of_clean_state): Likewise.
12641
12642 2011-07-25  Richard Henderson  <rth@redhat.com>
12643
12644         PR debug/49841
12645         * config/rs6000/rs6000.c (rs6000_frame_related): Return the insn.
12646         (emit_frame_save): Likewise.
12647         (rs6000_emit_prologue): Move the FRAME_RELATED_EXPR from the save
12648         insn onto a dummy blockage insn after the join label.
12649
12650 2011-07-25  Richard Henderson  <rth@redhat.com>
12651
12652         * dwarf2cfi.c (dw_trace_info): Add ID member.
12653         (get_trace_index): Remove.  Change users to use ID member.
12654         (before_next_cfi_note): New.
12655         (connect_traces): Remove unreachable traces before the main loop.
12656         Look across one trace and generate remember/restore_state if needed.
12657
12658 2011-07-25  Richard Henderson  <rth@redhat.com>
12659
12660         * dwarf2cfi.c (dump_cfi_row, debug_cfi_row): New.
12661
12662 2011-07-25  Joern Rennecke  <joern.rennecke@embecosm.com>
12663
12664         * genattr.c (write_upcase, gen_attr <enum definition writing>):
12665         Move to ...
12666         * genattr-common.c ... here.
12667         (main): Call gen_attr.
12668         * optc-gen.awk: Make generated program include insn-attr-common.h .
12669         * Makefile.in (oprions.o): Depend on insn-attr-common.h
12670
12671 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
12672
12673         * config/m32c/m32c.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
12674         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
12675         * config/m32c/m32c-protos.h (m32c_print_operand_punct_valid_p,
12676         m32c_print_operand, m32c_print_operand_address): Remove.
12677         * config/m32c/m32c.c (m32c_print_operand_punct_valid_p): Make static.
12678         Change return type to bool. Change argument type to bool.
12679         (m32c_print_operand, m32c_print_operand_address): Make static.
12680         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
12681         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
12682
12683 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12684
12685         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
12686         attributes): Document mmap.
12687
12688 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
12689
12690         * config/mmix/mmix.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
12691         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
12692         * config/mmix/mmix-protos.h (mmix_print_operand_punct_valid_p,
12693         mmix_print_operand, mmix_print_operand_address): Remove.
12694         * config/mmix/mmix.c (mmix_print_operand_punct_valid_p): Make static.
12695         Change return type to bool. Change argument type to bool.
12696         (mmix_print_operand, mmix_print_operand_address): Make static.
12697         (mmix_intval, mmix_output_condition): Change 'x' argument type
12698         to const_rtx.
12699         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
12700         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
12701
12702 2011-07-25  Georg-Johann Lay  <avr@gjlay.de>
12703
12704         PR target/39386
12705         * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
12706         shift counter for x << x and x >> x shifts.
12707
12708 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12709
12710         PR target/47124
12711         * config.gcc: Reject *-*-solaris2 configuration.
12712
12713 2011-07-25  Richard Sandiford  <richard.sandiford@linaro.org>
12714
12715         PR tree-optimization/49809
12716         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Use
12717         gimple_get_lhs instead of gimple_assign_lhs.
12718
12719 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12720
12721         * system.h [__cplusplus]: Wrap C function declarations in extern "C".
12722
12723 2011-07-25  Richard Guenther  <rguenther@suse.de>
12724
12725         PR tree-optimization/49822
12726         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
12727         more.  Make sure to preserve stmts with side-effects.  Properly
12728         handle virtual defs, follow a longer def chain.
12729
12730 2011-07-22  Romain Geissler  <romain.geissler@gmail.com>
12731
12732         PR plugins/45348
12733         PR plugins/48425
12734         PR plugins/46577
12735         * Makefile.in: Do not flatten c-family directory when installing
12736         plugin headers.
12737
12738 2011-07-25  Eric Botcazou  <ebotcazou@adacore.com>
12739
12740         * ipa-inline.c (can_inline_edge_p): Look into DECL_STRUCT_FUNCTION of
12741         original nodes if we are dealing with virtual clones.
12742
12743 2011-07-25  Bernd Schmidt  <bernds@codesourcery.com>
12744
12745         * common/config/c6x/c6x-common.c: New file.
12746
12747 2011-07-25  Roman Zhuykov  <zhroma@ispras.ru>
12748
12749         * tree-flow.h (tree_ssa_loop_version): Remove unused declaration.
12750
12751 2011-07-25  Richard Guenther  <rguenther@suse.de>
12752
12753         PR tree-optimization/49715
12754         * tree-vrp.c: Include expr.h and optabs.h.
12755         (range_fits_type_): New function.
12756         (simplify_float_conversion_using_ranges): Likewise.
12757         (simplify_stmt_using_ranges): Call it.
12758         * Makefile.in (tree-vrp.o): Add $(EXPR_H) and $(OPTABS_H) dependencies.
12759         * optabs.c (can_float_p): Export.
12760         * optabs.h (can_float_p): Declare.
12761
12762 2011-07-25  Richard Guenther  <rguenther@suse.de>
12763
12764         * tree-vrp.c (num_vr_values, values_propagated): New global vars.
12765         (get_value_range): For out-of-range SSA names or names created
12766         after propagation return a read-only varying range.
12767         (dump_all_value_ranges): Adjust.
12768         (vrp_initialize): Likewise.
12769         (vrp_finalize): Likewise.
12770
12771 2011-07-24  Richard Henderson  <rth@redhat.com>
12772
12773         PR debug/49831
12774         * dwarf2cfi.c (connect_traces): Allow unvisited traces.  Skip
12775         them entirely.
12776
12777 2011-07-24  Richard Henderson  <rth@redhat.com>
12778
12779         PR debug/49825
12780         * dwarf2cfi.c (dwarf2out_stack_adjust): Move A_O_A test earlier.
12781         (dwarf2out_notice_stack_adjust): Use args_size from call_insn.
12782
12783 2011-07-24  Richard Henderson  <rth@redhat.com>
12784
12785         PR debug/49827
12786         * dwarf2cfi.c (create_trace_edges): Handle sequences properly.
12787
12788 2011-07-24  Richard Henderson  <rth@redhat.com>
12789
12790         * dwarf2cfi.c (maybe_record_trace_start): Add abnormal parameter.
12791         Zero args_size for abnormal edges.  Adjust all callers.
12792
12793 2011-07-24  Richard Henderson  <rth@redhat.com>
12794
12795         PR debug/49825
12796         * dwarf2cfi.c (cfi_row_equal_p): Don't compare args_size.
12797
12798 2011-07-24  H.J. Lu  <hongjiu.lu@intel.com>
12799
12800         PR bootstrap/49835
12801         * collect2.c (demangle_flag): Removed.
12802
12803 2011-07-24  Sandra Loosemore  <sandra@codesourcery.com>
12804
12805         * configure.ac (demangler_in_ld): Default to yes.
12806         * configure: Regenerated.
12807         * collect2.c (main): When HAVE_LD_DEMANGLE is defined, don't
12808         mess with COLLECT_NO_DEMANGLE, and just pass --demangle and
12809         --no-demangle options straight through to ld.  When
12810         HAVE_LD_DEMANGLE is not defined, set COLLECT_NO_DEMANGLE in a
12811         way that has the intended effect on Windows.
12812
12813 2011-07-23  Richard Henderson  <rth@redhat.com>
12814
12815         * dwarf2cfi.c: Include basic-block.h.
12816         (dw_label_info): Remove.
12817         (trace_work_list, trace_index): New.
12818         (remember_row, emit_cfa_remember): Remove.
12819         (dw_trace_info_hash, dw_trace_info_eq): New.
12820         (get_trace_index, get_trace_info): New.
12821         (save_point_p): New.
12822         (free_cfi_row): Remove.
12823         (add_cfi): Do not emit DW_CFA_remember_state.
12824         (cfa_row_equal_p): New.
12825         (barrier_args_size): Remove.
12826         (compute_barrier_args_size_1, compute_barrier_args_size): Remove.
12827         (dwarf2out_notice_stack_adjust): Don't compute_barrier_args_size.
12828         (maybe_record_trace_start, create_trace_edges, scan_trace): New.
12829         (dwarf2out_cfi_begin_epilogue): Remove.
12830         (dwarf2out_frame_debug_restore_state): Remove.
12831         (connect_traces, create_pseudo_cfg): New.
12832         (create_cfi_notes, execute_dwarf2_frame): Rewrite using traces.
12833         * Makefile.in (dwarf2cfi.o): Update.
12834
12835 2011-07-23  Richard Henderson  <rth@redhat.com>
12836
12837         * dwarf2cfi.c (dw_trace_info): New.
12838         (dw_label_info): New.
12839         (cie_return_save): New.
12840         (cur_trace): New.
12841         (queued_args_size): Rename from args_size.  Update all users.
12842         (cfa_store, cfa_temp, regs_saved_in_regs): Remove.
12843         (def_cfa_1): Use cur_trace instead of cfa_*.
12844         (dwarf2out_stack_adjust, record_reg_saved_in_reg): Likewise.
12845         (clobbers_queued_reg_save, reg_saved_in): Likewise.
12846         (dwarf2out_frame_debug_expr): Likewise.
12847         (create_cie_data): Split out from ...
12848         (execute_dwarf2_frame): ... here.  Initialize cur_trace.
12849
12850 2011-07-23  Richard Henderson  <rth@redhat.com>
12851
12852         * dwarf2cfi.c (regs_saved_in_regs): Allocate from heap, not gc.
12853         Update all users to match.
12854         (execute_dwarf2_frame): Free reg_saved_in_data.
12855
12856 2011-07-23  Richard Henderson  <rth@redhat.com>
12857
12858         * dwarf2cfi.c (queued_reg_save): Reorder for packing.  Don't GTY.
12859         (queued_reg_saves): Don't GTY.  Change to a VEC.
12860         (queue_reg_save): Update to match.
12861         (dwarf2out_flush_queued_reg_saves): Likewise.
12862         (clobbers_queued_reg_save): Likewise.
12863         (reg_saved_in): Likewise.
12864         (execute_dwarf2_frame): Free queued_reg_saves.
12865
12866 2011-07-23  Richard Henderson  <rth@redhat.com>
12867
12868         * dwarf2cfi.c (dw_cfi_row_ref): Remove.  Update all users.
12869
12870 2011-07-23  Richard Henderson  <rth@redhat.com>
12871
12872         * dwarf2cfi.c (add_cfi_args_size): Split out from...
12873         (dwarf2out_args_size): ... here.
12874         (add_cfi_restore): Split out from ...
12875         (dwarf2out_frame_debug_cfa_restore): ... here.
12876         (def_cfa_0): Split out from ...
12877         (def_cfa_1): ... here.
12878         (cfi_oprnd_equal_p, cfi_equal_p): New.
12879         (change_cfi_row): New.
12880         (add_cfis_to_fde): Set fde->dw_fde_switch_cfi_index.
12881         (create_cfi_notes): Use change_cfi_row at SWITCH_TEXT note.
12882         (output_cfis): Remove.
12883         * dwarf2out.c (output_fde): Simplify output_cfi loop.
12884         (dwarf2out_switch_text_section): Don't call output_cfis.
12885         (dw_val_equal_p, loc_descr_equal_p_1, loc_descr_equal_p): New.
12886         * dwarf2out.h: Update decls.
12887         (enum dw_val_class): Add dw_val_class_none.
12888
12889 2011-07-23  Richard Henderson  <rth@redhat.com>
12890
12891         * dwarf2cfi.c (update_row_reg_save): New.
12892         (dwarf2out_frame_debug_cfa_expression): Use it.
12893         (dwarf2out_frame_debug_cfa_restore): Likewise.
12894         (reg_save): Likewise.  Do not emit DW_CFA_same_value.
12895
12896 2011-07-23  Richard Henderson  <rth@redhat.com>
12897
12898         * dwarf2cfi.c (add_cfi_insn): Rename from cfi_insn.  Update all users.
12899
12900 2011-07-23  Richard Henderson  <rth@redhat.com>
12901
12902         * dwarf2cfi.c (dw_cfi_row, dw_cfi_row_ref): New.
12903         (cie_cfi_row): New.
12904         (new_cfi_row, copy_cfi_row, free_cfi_row): New.
12905         (cfa, old_cfa, cfa_remember, old_cfa_remember, old_args_size): Remove.
12906         (cur_row, remember_row): New.
12907         (def_cfa_1): Use cur_row instead of the old_* variables.
12908         (dwarf2out_frame_debug_restore_state): Similarly.
12909         (dwarf2out_args_size, dwarf2out_notice_stack_adjust): Likewise.
12910         (dwarf2out_frame_debug_def_cfa): Use a local variable instead of cfa.
12911         (dwarf2out_frame_debug_adjust_cfa): Likewise.
12912         (dwarf2out_frame_debug_cfa_offset): Likewise.
12913         (dwarf2out_frame_debug_expr): Likewise.
12914         (execute_dwarf2_frame): Set up cur_row.
12915         * dwarf2out.h (struct cfa_loc): Mark for GTY.
12916
12917 2011-07-23  Richard Henderson  <rth@redhat.com>
12918
12919         * basic-block.h (EDGE_PRESERVE): New.
12920         (EDGE_ALL_FLAGS, EDGE_COMPLEX): Include it.
12921         * bb-reorder.c: Include except.h.
12922         (fix_up_crossing_landing_pad): New.
12923         (find_rarely_executed_basic_blocks_and_crossing_edges): Place
12924         landing pads in the right partition.  Duplicate as necessary.
12925         (partition_hot_cold_basic_blocks): Fix up DF info after
12926         duplicating landing pads.
12927         * cfg.c (dump_edge_info): Add crossing and preserve to bitnames.
12928         * cfgrtl.c (rtl_verify_flow_info_1): Validate that EDGE_CROSSING
12929         is set properly.  Validate that EH edges are not CROSSING.
12930         * except.c (expand_dw2_landing_pad_for_region): Split out from ...
12931         (dw2_build_landing_pads): ... here.
12932         (convert_to_eh_region_ranges): Remove code to fixup crossing
12933         landing pads.
12934         * except.h (expand_dw2_landing_pad_for_region): Declare.
12935         * tree-cfg.c (gimple_can_merge_blocks_p): Don't merge PRESERVE edges.
12936
12937 2011-07-23  Richard Earnshaw  <rearnsha@arm.com>
12938
12939         PR target/49816
12940         * arm.c (aapcs_vfp_allocate_return_reg): Return NULL on failure.
12941
12942 2011-07-22  Jason Merrill  <jason@redhat.com>
12943
12944         * doc/invoke.texi (C++ Dialect Options): Document -Wno-narrowing.
12945
12946 2011-07-22  Richard Henderson  <rth@redhat.com>
12947
12948         * bb-reorder.c (gate_handle_partition_blocks): Honor optimize.
12949
12950 2011-07-22  Richard Henderson  <rth@redhat.com>
12951
12952         * jump.c (maybe_propagate_label_ref): Split out of...
12953         (mark_all_labels): ... here.  Do not attempt label_ref
12954         propagation while in cfglayout mode.
12955
12956 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
12957
12958         * dwarf2out.c (struct macinfo_struct): Change code to unsigned char.
12959         (DEBUG_MACRO_SECTION, DEBUG_MACRO_SECTION_LABEL): Define.
12960         (dwarf_attr_name): Handle DW_AT_GNU_macros.
12961         (dwarf2out_define): If the vector is empty and
12962         lineno is 0, emit a dummy entry first.
12963         (dwarf2out_undef): Likewise.  Remove redundant semicolon.
12964         (htab_macinfo_hash, htab_macinfo_eq, output_macinfo_op,
12965         optimize_macinfo_range): New functions.
12966         (output_macinfo): Use them.  If !dwarf_strict and .debug_str is
12967         mergeable, optimize longer strings using
12968         DW_MACRO_GNU_{define,undef}_indirect and if HAVE_COMDAT_GROUP,
12969         optimize longer sequences of define/undef ops from headers
12970         using DW_MACRO_GNU_transparent_include.  For !dwarf_strict
12971         emit a section headers.
12972         (dwarf2out_init): For !dwarf_strict set debug_macinfo_section
12973         and macinfo_section_label to DEBUG_MACRO_SECTION
12974         resp. DEBUG_MACRO_SECTION_LABEL.
12975         (dwarf2out_finish): For !dwarf_strict emit DW_AT_GNU_macros
12976         instead of DW_AT_macro_info.
12977
12978         PR other/32998
12979         * common.opt (grecord-gcc-switches, gno-record-gcc-switches): New
12980         options.
12981         * dwarf2out.c: Include opts.h.
12982         (dchar_p): New typedef.  Define heap VEC for it.
12983         (producer_string): New variable.
12984         (gen_producer_string): New function.
12985         (gen_compile_unit_die): Use it.
12986         (dwarf2out_finish): Fix up comp_unit_die () DW_AT_producer if needed.
12987         * Makefile.in (dwarf2out.o): Depend on $(OPTS_H).
12988         * doc/invoke.texi: Document -grecord-gcc-switches and
12989         -gno-record-gcc-switches, add a -grecord-gcc-switches reference
12990         to -frecord-gcc-switches description.
12991
12992 2011-07-22  Jason Merrill  <jason@redhat.com>
12993
12994         PR c++/30112
12995         * c-decl.c (c_linkage_bindings): Define.
12996
12997 2011-07-22  Eric Botcazou  <ebotcazou@adacore.com>
12998
12999         PR debug/49815
13000         * var-tracking.c (vt_finalize): Always free windowed_parm_regs.
13001
13002 2011-07-22  H.J. Lu  <hongjiu.lu@intel.com>
13003
13004         * config/i386/i386.c (ix86_option_override_internal): Disallow
13005         MS ABI in x32 mode.
13006         (ix86_init_builtins): Call ix86_init_builtins_va_builtins_abi
13007         only for TARGET_LP64.
13008         (ix86_handle_abi_attribute): Check TARGET_LP64 instead of TARGET_64BIT.
13009
13010 2011-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
13011
13012         * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): Rewrite to
13013         avoid warnings when GCC is built with a C++ compiler.
13014
13015 2011-07-22  Martin Jambor  <mjambor@suse.cz>
13016
13017         PR lto/49796
13018         * cgraphunit.c (verify_edge_corresponds_to_fndecl): Return false
13019         if decl node is in another partition, call cgraph_get_node only once.
13020
13021 2011-07-22  Uros Bizjak  <ubizjak@gmail.com>
13022
13023         * config.gcc (x86_64-*-linux*): Set
13024         default_gnu_indirect_function to yes.
13025
13026 2011-07-22  Richard Guenther  <rguenther@suse.de>
13027
13028         PR tree-optimization/45819
13029         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13030         preserve volatile and notrap flags.
13031
13032 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13033             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13034
13035         PR bootstrap/49794
13036         * configure.ac: Test AM_ICONV with CXX.
13037         * configure: Regenerate.
13038         * config/sol2-c.c (solaris_format_types): Use EXPORTED_CONST.
13039
13040 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13041
13042         PR bootstrap/49797
13043         * graphite-clast-to-gimple.c (CLOOG_LANGUAGE_C): Provide if missing.
13044         (set_cloog_options): Use it.
13045
13046 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
13047
13048         PR c++/49756
13049         * gcc.c (main): Call stack_limit_increase (64MB).
13050         * toplev.c (toplev_main): Likewise.
13051
13052 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13053
13054         * config/i386/i386.c (ix86_expand_call): Call copy_to_mode_reg
13055         instead of force_reg.
13056
13057 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13058
13059         * config/i386/i386.c (ix86_expand_move): Convert to Pmode if
13060         needed and use force_reg after convert.
13061         (ix86_expand_call): Likewise.
13062         (ix86_expand_special_args_builtin): Likewise.
13063         (ix86_expand_builtin): Likewise.
13064
13065 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13066
13067         PR middle-end/47654
13068         PR middle-end/49649
13069         * graphite-clast-to-gimple.c (type_for_clast_term): Pass v1 and v2
13070         in parameter.  Initialize v1 and v2 based on the values returned
13071         by clast_name_to_lb_ub.
13072         (type_for_clast_red): Pass v1 and v2 in parameter, and set their
13073         values.
13074         (type_for_clast_bin): Same.
13075         (type_for_clast_expr): Same.
13076         (type_for_clast_eq): Update calls to type_for_clast_expr.
13077         (type_for_clast_for): Same.
13078         (build_iv_mapping): Same.
13079         * graphite-ppl.h (value_min): New.
13080
13081 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13082
13083         * graphite-clast-to-gimple.c (type_for_interval): Generate signed
13084         types whenever possible.
13085
13086 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13087
13088         * graphite-clast-to-gimple.c (struct clast_name_index): Add lb
13089         and ub fields.
13090         (new_clast_name_index): Add lb and ub parameters.
13091         (free_clast_name_index): New.
13092         (clast_name_to_lb_ub): New.
13093         (save_clast_name_index): Add lb and ub parameters.
13094         (compute_bounds_for_param): New.
13095         (type_for_level): Removed.
13096         (type_for_clast_for): Removed level parameter.  Do not call
13097         type_for_level.
13098         (graphite_create_new_loop): Store the lb and ub for the clast_name
13099         of the iterator of the loop that has been generated.
13100         (graphite_create_new_loop_guard): Remove parameter level.
13101         (create_params_index): Store the lb and ub of each parameter.
13102         (gloog): Use free_clast_name_index.  Pass to create_params_index
13103         the current scop.
13104
13105 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13106
13107         * graphite-clast-to-gimple.c (max_signed_precision_type): Removed.
13108         (max_precision_type): Inline max_signed_precision_type.
13109         (type_for_clast_red): Use max_precision_type.
13110         (type_for_clast_bin): Same.
13111         (type_for_clast_for): Same.
13112
13113 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13114
13115         * graphite-clast-to-gimple.c (gcc_type_for_interval): Renamed
13116         type_for_interval.
13117         (gcc_type_for_value): Renamed type_for_value.
13118         (gcc_type_for_clast_term): Renamed type_for_clast_term.
13119         (gcc_type_for_clast_expr): Renamed type_for_clast_expr.
13120         (gcc_type_for_clast_red): Renamed type_for_clast_red.
13121         (gcc_type_for_clast_bin): Renamed type_for_clast_bin.
13122         (gcc_type_for_clast_eq): Renamed type_for_clast_eq.
13123         (graphite_translate_clast_equation): Update calls.
13124         (compute_type_for_level): Renamed type_for_level.
13125         (gcc_type_for_iv_of_clast_loop): Renamed type_for_clast_for.
13126         (build_iv_mapping): Update calls.
13127         (graphite_create_new_loop_guard): Same.
13128
13129 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13130
13131         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Add fixme
13132         comment.
13133
13134 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13135
13136         * graphite-clast-to-gimple.c (struct ivs_params): New.
13137         (clast_name_to_gcc): Use ivs_params to pass around parameters.
13138         (clast_to_gcc_expression): Same.
13139         (clast_to_gcc_expression_red): Same.
13140         (gcc_type_for_clast_term): Same.
13141         (gcc_type_for_clast_expr): Same.
13142         (gcc_type_for_clast_red): Same.
13143         (gcc_type_for_clast_bin): Same.
13144         (gcc_type_for_clast_eq): Same.
13145         (graphite_translate_clast_equation): Same.
13146         (graphite_create_guard_cond_expr): Same.
13147         (graphite_create_new_guard): Same.
13148         (graphite_create_new_loop): Same.
13149         (build_iv_mapping): Same.
13150         (translate_clast_user): Same.
13151         (graphite_create_new_loop_guard): Same.
13152         (translate_clast): Same.
13153         (translate_clast_for_loop): Same.
13154         (translate_clast_for): Same.
13155         (translate_clast_guard): Same.
13156         (initialize_cloog_names): Fix typo.
13157         (gloog): Initialize an ivs_params struct, pass it to translate_clast.
13158
13159 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13160
13161         * graphite-clast-to-gimple.c (struct clast_name_index): Add level.
13162         (new_clast_name_index): Add level parameter.
13163         (clast_name_to_level): New.
13164         (save_clast_name_index): Add level parameter.
13165         (newivs_to_depth_to_newiv): Removed.
13166         (clast_name_to_gcc): Inlined newivs_to_depth_to_newiv.
13167         (graphite_create_new_loop): Add level parameter.  Pass level to
13168         save_clast_name_index.
13169         (translate_clast_for_loop): Pass level to graphite_create_new_loop.
13170         (create_params_index): Pass level to save_clast_name_index.
13171
13172 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13173
13174         * graphite-clast-to-gimple.c (graphite_create_new_loop): Do not
13175         recompute type, lb, and ub.  Get them from...
13176         (graphite_create_new_loop_guard): ...here.  Pass in parameter
13177         pointers to type, lb, and ub.
13178         (translate_clast_for_loop): Update function calls.
13179         (translate_clast_for): Same.
13180
13181 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
13182
13183         * graphite-clast-to-gimple.c (compute_bounds_for_level): Call
13184         psct_dynamic_dim.
13185         (translate_clast_for_loop): Pass loop level to dependency_in_loop_p.
13186         (gcc_type_for_iv_of_clast_loop): Update use of level.
13187         (gloog): Start counting nesting level from 0.
13188         * graphite-clast-to-gimple.h (get_scattering_level): Removed.
13189         * graphite-dependences.c (graphite_carried_dependence_level_k): Call
13190         psct_dynamic_dim on level.
13191
13192 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13193
13194         * config/i386/i386.c (ix86_legitimize_address): Convert to
13195         Pmode if needed.
13196
13197 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
13198
13199         * config/i386/i386.c (function_value_64): Always return pointers
13200         in Pmode.
13201         (ix86_promote_function_mode): New.
13202         (TARGET_PROMOTE_FUNCTION_MODE): Likewise.
13203
13204 2011-07-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
13205
13206         PR tree-optimization/49749
13207         * tree-ssa-reassoc.c (get_rank): Fix operand scan conditions and
13208         remove no-longer-used maxrank variable.
13209
13210 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
13211
13212         * config/avr/avr.c (final_prescan_insn): Fix printing of rtx_costs.
13213
13214 2011-07-21  Jason Merrill  <jason@redhat.com>
13215
13216         * system.h (HAVE_DESIGNATED_UNION_INITIALIZERS): New.
13217         * recog.h (struct insn_data_d): Check it instead of
13218         HAVE_DESIGNATED_INITIALIZERS.
13219         * genoutput.c (output_insn_data): Likewise.
13220
13221 2011-07-21  Richard Guenther  <rguenther@suse.de>
13222
13223         PR tree-optimization/49770
13224         * tree-ssa-sccvn.c (valueize_refs_1): Return whether we
13225         valueized any operand.  Renamed from ...
13226         (valueize_refs): ... this.  New wrapper around valueize_refs_1.
13227         (valueize_shared_reference_ops_from_ref): Return whether we
13228         valueized any operand.
13229         (vn_reference_lookup): Only when we valueized any operand
13230         use the valueized reference for alias analysis.  Do not preserve
13231         the original reference tree in this case.
13232
13233 2011-07-21  Uros Bizjak  <ubizjak@gmail.com>
13234
13235         * config/i386/i386.c (ix86_decompose_address): Reject all but
13236         register operands and subregs of DImode hard registers in index.
13237
13238 2011-07-21  Kai Tietz  <ktietz@redhat.com>
13239
13240         * fold-const.c (fold_unary_loc): Preserve indirect
13241         comparison cast to none-boolean type.
13242         * tree-ssa.c (useless_type_conversion_p): Preserve cast
13243         from/to boolean-type.
13244         * gimplify.c (gimple_boolify): Handle boolification of comparisons.
13245         (gimplify_expr): Boolifiy non aggregate-typed comparisons.
13246         * tree-cfg.c (verify_gimple_comparison): Check result
13247         type of comparison expression.
13248         * tree-ssa-forwprop.c (forward_propagate_comparison): Adjust test
13249         of condition result and disallow type-cast sinking into comparison.
13250
13251 2011-07-21  Richard Guenther  <rguenther@suse.de>
13252
13253         * tree-ssa-forwprop.c (combine_conversions): Return whether
13254         we have to run cfg-cleanup.  Properly remove dead stmts.
13255         (ssa_forward_propagate_and_combine): Adjust.
13256
13257 2011-07-21  Richard Sandiford  <richard.sandiford@linaro.org>
13258
13259         * regcprop.c (maybe_mode_change): Check HARD_REGNO_MODE_OK.
13260
13261 2011-07-21  Kai Tietz  <ktietz@redhat.com>
13262
13263         * tree-ssa-propagate.c (substitute_and_fold): Use
13264         do_dce flag to deside, if BB's statements are scanned
13265         in last to first, or first to last order.
13266
13267 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
13268
13269         * config/avr/avr.c (avr_rtx_costs): Set cost of CONST, LABEL_REF to 0.
13270
13271 2011-07-20  H.J. Lu  <hongjiu.lu@intel.com>
13272             Uros Bizjak  <ubizjak@gmail.com>
13273             Richard Henderson  <rth@redhat.com>
13274
13275         * config/i386/constraints.md (w): New.
13276
13277         * config/i386/i386.c (ix86_output_addr_vec_elt): Check
13278         TARGET_LP64 instead of TARGET_64BIT for ASM_QUAD.
13279
13280         * config/i386/i386.h (CASE_VECTOR_MODE): Check TARGET_LP64
13281         instead of TARGET_64BIT.
13282
13283         * config/i386/i386.md (indirect_jump): Replace
13284         nonimmediate_operand with indirect_branch_operand.
13285         (*indirect_jump): Likewise.  Replace constraint "m" with "w".
13286         (tablejump): Replace nonimmediate_operand with indirect_branch_operand.
13287         Convert operand 0 to Pmode for x32 if not PIC.
13288         (*tablejump_1): Replace nonimmediate_operand with
13289         indirect_branch_operand.  Replace constraint "m" with "w".
13290         (*call_vzeroupper): Replace constraint "m" with "w".
13291         (*call): Likewise.
13292         (*call_rex64_ms_sysv_vzeroupper): Likewise.
13293         (*call_rex64_ms_sysv): Likewise.
13294         (*call_value_vzeroupper): Likewise.
13295         (*call_value): Likewise.
13296         (*call_value_rex64_ms_sysv_vzeroupper): Likewise.
13297         (*call_value_rex64_ms_sysv): Likewise.
13298         (set_got_offset_rex64): Check TARGET_LP64 instead of TARGET_64BIT.
13299
13300         * config/i386/predicates.md (indirect_branch_operand): New.
13301         (call_insn_operand): Support x32.
13302
13303 2011-07-20  Michael Eager  <eager@eagercon.com>
13304
13305         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Default to 12.
13306
13307 2011-07-20  Richard Henderson  <rth@redhat.com>
13308
13309         * cfg.c (dump_bb_info): Dump basic_block->flags.
13310         * cfgrtl.c (print_rtl_with_bb): Use dump_bb_info.
13311
13312 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
13313
13314         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13315         of DImode hard registers in index.
13316         (ix86_legitimate_address_p): Allow subregs of base and index to span
13317         more than a word.  Assert that subregs of base and index satisfy
13318         register_no_elim_operand predicates.  Reject addresses where
13319         base and index have different modes.
13320
13321 2011-07-20  Robert Millan  <rmh@gnu.org>
13322
13323         * config.gcc (mips*-*-linux*): Remove redundant tm_file entry.
13324
13325 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13326
13327         * bb-reorder.c (fix_crossing_conditional_branches): Fix crash by
13328         removing now-unnecessary assignment.
13329
13330 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13331
13332         * emit-rtl.c (set_mem_attributes_minus_bitpos): Restore setting
13333         memory address space to the type's address space.
13334
13335 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
13336
13337         PR target/36467
13338         PR target/49687
13339         * config/avr/avr.md (mulhi3): Use register_or_s9_operand for operand2
13340         and expand appropriately if there is a CONST_INT in operand2.
13341         (usmulqihi3): New insn.
13342         (*sumulqihi3): New insn.
13343         (*osmulqihi3): New insn.
13344         (*oumulqihi3): New insn.
13345         (*muluqihi3.uconst): New insn_and_split.
13346         (*muluqihi3.sconst): New insn_and_split.
13347         (*mulsqihi3.sconst): New insn_and_split.
13348         (*mulsqihi3.uconst): New insn_and_split.
13349         (*mulsqihi3.oconst): New insn_and_split.
13350         (*ashifthi3.signx.const): New insn_and_split.
13351         (*ashifthi3.signx.const7): New insn_and_split.
13352         (*ashifthi3.zerox.const): New insn_and_split.
13353         (mulsqihi3): New insn.
13354         (muluqihi3): New insn.
13355         (muloqihi3): New insn.
13356         * config/avr/predicates.md (const_2_to_7_operand): New.
13357         (const_2_to_6_operand): New.
13358         (u8_operand): New.
13359         (s8_operand): New.
13360         (o8_operand): New.
13361         (s9_operand): New.
13362         (register_or_s9_operand): New.
13363
13364 2011-07-20  Kai Tietz  <ktietz@redhat.com>
13365
13366         * builtins.c (fold_builtin_expect): See through the cast
13367         from truthvalue_type_node to long.
13368
13369 2011-07-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
13370
13371         * config/rs6000/vsx.md (vsx_fma*): Use 4 argument fma instructions
13372         where we can use them from the standard and altivec instruction
13373         sets, instead of always using the 3 operand VSX forms that require
13374         the destination to overlap one of the inputs.
13375         (vsx_fms*): Ditto.
13376         (vsx_fnma*): Ditto.
13377         (vsx_fnms*): Ditto.
13378
13379         * config/rs6000/rs6000.md (fmadf4_fpr): Set fp_type fp_maddsub_d
13380         for DF types.
13381         (fmsdf4_fpr): Ditto.
13382         (nfmadf4_fpr): Ditto.
13383         (nfmsdf4_fpr): Ditto.
13384
13385 2011-07-20  Sandra Loosemore  <sandra@codesourcery.com>
13386
13387         * genrecog.c (make_insn_sequence): Correct position numbering
13388         when filtering out match_scratch and match_dup.
13389
13390 2011-07-20  Richard Guenther  <rguenther@suse.de>
13391
13392         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
13393         against already removed statements.
13394         (forward_propagate_into_comparison): Remove dead defining stmts.
13395         (forward_propagate_into_gimple_cond): Likewise.
13396         (forward_propagate_into_cond): Simplify.
13397         (ssa_forward_propagate_and_combine): Handle changed cfg from
13398         forward_propagate_into_comparison.
13399         * tree-ssa-phiopt.c (conditional_replacement): Use proper
13400         locations for newly built statements.
13401
13402 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
13403
13404         * config/avr/avr.c (avr_rtx_costs): Set cost of SYMBOL_REF to 0.
13405
13406 2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13407
13408         * config/s390/s390.c (s390_class_max_nregs): Fix return type.
13409         * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
13410
13411 2011-07-20  Richard Guenther  <rguenther@suse.de>
13412
13413         PR middle-end/18908
13414         * tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
13415         * tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
13416         ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.
13417
13418 2011-07-20  Vladimir Makarov  <vmakarov@redhat.com>
13419
13420         * config/frv/frv.c (frv_register_move_cost): Define explicitly
13421         costs for subclasses of GR_REGS.
13422
13423 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
13424
13425         PR target/49780
13426         * config/i386/predicates.md (no_seg_addres_operand): No more special.
13427         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13428         of DImode hard registers in base.
13429         (ix86_legitimate_address_p): Allow SImode and DImode base and index
13430         registers.
13431
13432 2011-07-20  Richard Guenther  <rguenther@suse.de>
13433
13434         * tree-ssa-structalias.c (new_var_info): Allocate oldsolution lazily.
13435         (unify_nodes): Deal with that.
13436         (solve_graph): Likewise.
13437
13438 2011-07-20  Chung-Lin Tang  <cltang@codesourcery.com>
13439
13440         * config/arm/arm.c (arm_canonicalize_comparison): Add case to
13441         canonicalize left operand from ZERO_EXTEND to AND.
13442
13443 2011-07-20  Anatoly Sokolov  <aesok@post.ru>
13444
13445         * target.def (class_max_nregs): New hook.
13446         * doc/tm.texi.in (TARGET_CLASS_MAX_NREGS): Document.
13447         * doc/tm.texi: Regenerate.
13448         * targhooks.c (default_class_max_nregs): New function.
13449         * targhooks.h (default_class_max_nregs): Declare.
13450         * ira.h (target_ira): Change type x_ira_reg_class_max_nregs and
13451         x_ira_reg_class_min_nregs arrays to unsigned char.
13452         * ira.c (setup_reg_class_nregs): Use TARGET_CLASS_MAX_NREGS target
13453         hook instead of CLASS_MAX_NREGS macro.
13454         * reginfo.c (restore_register_info): Ditto.
13455         * ira-conflicts.c (process_regs_for_copy): Use
13456         ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
13457         Change type rclass and aclass vars to reg_class_t.
13458         * ira-costs.c (record_reg_classes): Use ira_reg_class_max_nregs
13459         array instead of CLASS_MAX_NREGS macro. Change type rclass var to
13460         reg_class_t.
13461         * reload.c (combine_reloads, find_reloads, find_reloads_address_1):
13462         Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
13463
13464         * config/i386/i386.h (CLASS_MAX_NREGS): Remove.
13465         * config/i386/i386.c (ix86_class_max_nregs): New function.
13466         (ix86_register_move_cost): Use TARGET_CLASS_MAX_NREGS target hook
13467         instead of CLASS_MAX_NREGS macro.
13468         (TARGET_CLASS_MAX_NREGS): Define.
13469         * config/avr/avr.h (CLASS_MAX_NREGS): Remove.
13470         * config/avr/avr-protos.h (class_max_nregs): Remove declaration.
13471         * config/avr/avr.c (class_max_nregs): Remove function.
13472         * config/alpha/alpha.h (CLASS_MAX_NREGS): Remove.
13473         * config/spu/spu.h (CLASS_MAX_NREGS): Remove.
13474         * config/mep/mep.h (CLASS_MAX_NREGS): Remove.
13475         * config/m32r/m32r.h (CLASS_MAX_NREGS): Remove.
13476         * config/microblaze/microblaze.h (CLASS_MAX_NREGS): Remove.
13477         * config/xtensa/xtensa.h (CLASS_MAX_NREGS): Remove.
13478         * config/stormy16/stormy16.h (CLASS_MAX_NREGS): Remove.
13479         * config/lm32/lm32.h (CLASS_MAX_NREGS): Remove.
13480         * config/moxie/moxie.h (CLASS_MAX_NREGS): Remove.
13481         * config/iq2000/iq2000.h (CLASS_MAX_NREGS): Remove.
13482         * config/mn10300/mn10300.h (CLASS_MAX_NREGS): Remove.
13483         * config/score/score.h (CLASS_MAX_NREGS): Remove.
13484         * config/vax/vax.h (CLASS_MAX_NREGS): Remove.
13485         * config/h8300/h8300.h (CLASS_MAX_NREGS): Remove.
13486         * config/v850/v850.h (CLASS_MAX_NREGS): Remove.
13487
13488 2011-07-19  Eric Botcazou  <ebotcazou@adacore.com>
13489
13490         * cif-code.def (OVERWRITABLE): Fix typo and move around.
13491         (TARGET_OPTIMIZATION_MISMATCH): Delete.
13492         (EH_PERSONALITY): Fix typo.
13493         (NON_CALL_EXCEPTIONS): Fix message.
13494         (OPTIMIZATION_MISMATCH): Adjust message.
13495         * ipa-inline.c (can_inline_edge_p): Use CIF_OPTIMIZATION_MISMATCH.
13496
13497 2011-07-19  Ian Lance Taylor  <iant@google.com>
13498
13499         * doc/install.texi (Configuration): Document
13500         --enable-build-poststage1-with-cxx.
13501
13502 2011-07-19  Robert Millan  <rmh@gnu.org>
13503
13504         * config/mips/gnu-user.h: Copy from linux.h.  Update comments.
13505         (GLIBC_DYNAMIC_LINKER): Remove.
13506
13507         * config/mips/gnu-user64.h: Copy from linux64.h.  Update comments.
13508         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13509         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13510         (BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove.
13511         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32,
13512         GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32.
13513
13514         * config/mips/linux.h: Remove everything except for ...
13515         (GLIBC_DYNAMIC_LINKER): ... this macro.
13516
13517         * config/mips/linux64.h: Remove everything except for ...
13518         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
13519         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
13520         (BIONIC_DYNAMIC_LINKERN32): ... these macros.
13521         (GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64)
13522         (GNU_USER_LINK_EMULATIONN32): New macros.
13523
13524         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | mips-*-linux*):
13525         Use the new headers.
13526
13527 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13528
13529         * rtl.h (mem_attrs): Turn offset and size fields into HOST_WIDE_INTs.
13530         Add offset_known_p and size_known_p fields.
13531         (MEM_OFFSET_KNOWN_P): Update accordingly.
13532         (MEM_OFFSET, MEM_SIZE_KNOWN_P, MEM_SIZE): Likewise.
13533         * emit-rtl.c (mem_attrs_htab_hash): Update after mem_attrs changes.
13534         (mem_attrs_eq_p, set_mem_attributes_minus_bitpos, set_mem_offset)
13535         (clear_mem_offset, set_mem_size, clear_mem_size, change_address)
13536         (adjust_address_1, widen_memory_access, set_mem_attrs_for_spill)
13537         (init_emit_regs): Likewise.
13538
13539 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13540
13541         * doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document.
13542         (MEM_OFFSET): Change from returning an rtx to returning a
13543         HOST_WIDE_INT.
13544         * rtl.h (MEM_OFFSET_KNOWN_P): New macro.
13545         (MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx.
13546         * emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
13547         (clear_mem_offset): Declare.
13548         * alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using
13549         MEM_OFFSET_KNOWN_P to test whether the offset is known, and
13550         MEM_OFFSET to get a HOST_WIDE_INT offset.
13551         (nonoverlapping_memrefs_p): Likewise.  Adjust calls to...
13552         (adjust_offset_for_component_ref): Take a bool "known_p"
13553         parameter and a HOST_WIDE_INT "offset" parameter.
13554         * builtins.c (get_memory_rtx): As for ao_ref_from_mem.
13555         Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather
13556         than an rtx.  Use clear_mem_offset to clear the offset.
13557         * cfgcleanup.c (merge_memattrs): Likewise.
13558         * dwarf2out.c (tls_mem_loc_descriptor): Likewise.
13559         * function.c (assign_parm_find_stack_rtl): Likewise.
13560         (assign_parm_setup_stack): Likewise.
13561         * print-rtl.c (print_rtx): Likewise.
13562         * reload.c (find_reloads_subreg_address): Likewise.
13563         * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
13564         * var-tracking.c (INT_MEM_OFFSET): Likewise.
13565         * emit-rtl.c (set_reg_attrs_from_value): Likewise.
13566         (get_mem_align_offset): Likewise.
13567         (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
13568         (clear_mem_offset): New function.
13569         * config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT
13570         offset rather than an rtx.  Assume both the expressio and offset
13571         are available.
13572         (r10k_needs_protection_p_1): Update accordingly, checking the
13573         expression and offset availability here instead.
13574
13575 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13576
13577         * doc/rtl.texi (MEM_SIZE_KNOWN_P): Document.
13578         (MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT.
13579         * rtl.h (MEM_SIZE_KNOWN_P): New macro.
13580         (MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx.
13581         * emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
13582         (clear_mem_size): Declare.
13583         * emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
13584         (clear_mem_size): New function.
13585         * alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using
13586         MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE
13587         to get a HOST_WIDE_INT size.  Adjust calls to set_mem_size,
13588         passing a HOST_WIDE_INT rather than an rtx.  Use clear_mem_size
13589         to clear the size.
13590         (nonoverlapping_memrefs_p): Likewise.
13591         * builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise.
13592         (expand_builtin_init_trampoline): Likewise.
13593         * calls.c (compute_argument_addresses): Likewise.
13594         * cfgcleanup.c (merge_memattrs): Likewise.
13595         * dce.c (find_call_stack_args): Likewise.
13596         * dse.c (record_store, scan_insn): Likewise.
13597         * dwarf2out.c (dw_sra_loc_expr): Likewise.
13598         * expr.c (emit_block_move_hints): Likewise.
13599         * function.c (assign_parm_find_stack_rtl): Likewise.
13600         * print-rtl.c (print_rtx): Likewise.
13601         * reload.c (find_reloads_subreg_address): Likewise.
13602         * rtlanal.c (may_trap_p_1): Likewise.
13603         * var-tracking.c (track_expr_p): Likewise.
13604         * varasm.c (assemble_trampoline_template): Likewise.
13605         * config/arm/arm.c (arm_print_operand): Likewise.
13606         * config/h8300/h8300.c (h8sx_emit_movmd): Likewise.
13607         * config/i386/i386.c (expand_movmem_via_rep_mov): Likewise.
13608         (expand_setmem_via_rep_stos, expand_constant_movmem_prologue)
13609         (expand_constant_setmem_prologue): Likewise.
13610         * config/mips/mips.c (mips_get_unaligned_mem): Likewise.
13611         * config/rs6000/rs6000.c (expand_block_move): Likewise.
13612         (adjacent_mem_locations): Likewise.
13613         * config/s390/s390.c (s390_expand_setmem): Likewise.
13614         (s390_expand_insv): Likewise.
13615         * config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise.
13616         (*extendqi<mode>2_short_displ): Likewise.
13617         * config/sh/sh.c (expand_block_move): Likewise.
13618         * config/sh/sh.md (extv, extzv): Likewise.
13619
13620 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13621
13622         * emit-rtl.c (mem_attrs_eq_p): New function, split out from...
13623         (mem_attrs_htab_eq): ...here.
13624         (find_mem_attrs): Replace with...
13625         (set_mem_attrs): ...this function.  Take a mem_attrs structure
13626         rather than individual fields.
13627         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
13628         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
13629         (set_mem_size, change_address, adjust_address_1, offset_address)
13630         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
13631         Update accordingly.
13632
13633 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
13634
13635         * rtl.h (MEM_ALIAS_SET, MEM_EXPR, MEM_OFFSET, MEM_ADDR_SPACE)
13636         (MEM_SIZE, MEM_ALIGN): Redefine in terms of get_mem_attrs.
13637         Provide a dummy definition of MEM_ADDR_SPACE for generators.
13638         (target_rtl): Add x_mode_mem_attrs.
13639         (mode_mem_attrs): New macro.
13640         (get_mem_attrs): New function.
13641         * emit-rtl.c (get_mem_attrs): Rename to...
13642         (find_mem_attrs): ...this.
13643         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
13644         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
13645         (set_mem_size, change_address, adjust_address_1, offset_address)
13646         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
13647         Update accordingly.
13648         (init_emit_regs): Initialize mode_mem_attrs.
13649
13650 2011-07-19  Richard Guenther  <rguenther@suse.de>
13651
13652         * tree-ssa-forwprop.c (lookup_logical_inverted_value): Remove
13653         TRUTH_*_EXPR handling.
13654         * tree-ssa-operands.c (get_expr_operands): Likewise.
13655         * tree-ssa-pre.c (fully_constant_expression): Likewise.
13656         * tree-ssa-uninit.c (use_pred_not_overlap_with_undef_path_pre):
13657         Likewise.
13658         (is_and_or_or): Likewise.
13659         (is_norm_cond_subset_of): Likewise.
13660
13661 2011-07-19  Richard Guenther  <rguenther@suse.de>
13662
13663         * tree.h (fold_build_pointer_plus_loc): New helper function.
13664         (fold_build_pointer_plus_hwi_loc): Likewise.
13665         (fold_build_pointer_plus): Define.
13666         (fold_build_pointer_plus_hwi): Likewise.
13667         * builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
13668         (fold_builtin_memory_op): Likewise.
13669         (fold_builtin_stpcpy): Likewise.
13670         (fold_builtin_memchr): Likewise.
13671         (fold_builtin_strstr): Likewise.
13672         (fold_builtin_strchr): Likewise.
13673         (fold_builtin_strrchr): Likewise.
13674         (fold_builtin_strpbrk): Likewise.
13675         (fold_builtin_strcat): Likewise.
13676         (expand_builtin_memory_chk): Likewise.
13677         (fold_builtin_memory_chk): Likewise.
13678         * c-typeck.c (build_unary_op): Likewise.
13679         * cgraphunit.c (thunk_adjust): Likewise.
13680         * fold-const.c (build_range_check): Likewise.
13681         (fold_binary_loc): Likewise.
13682         * omp-low.c (extract_omp_for_data): Likewise.
13683         (expand_omp_for_generic): Likewise.
13684         (expand_omp_for_static_nochunk): Likewise.
13685         (expand_omp_for_static_chunk): Likewise.
13686         * tree-affine.c (add_elt_to_tree): Likewise.
13687         * tree-data-ref.c (split_constant_offset_1): Likewise.
13688         * tree-loop-distribution.c (generate_memset_zero): Likewise.
13689         * tree-mudflap.c (mf_xform_derefs_1): Likewise.
13690         * tree-predcom.c (ref_at_iteration): Likewise.
13691         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
13692         (add_to_parts): Likewise.
13693         (create_mem_ref): Likewise.
13694         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13695         * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise.
13696         (number_of_iterations_le): Likewise.
13697         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise.
13698         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
13699         (vect_create_addr_base_for_vector_ref): Likewise.
13700         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise.
13701         (vect_create_cond_for_alias_checks): Likewise.
13702         * tree-vrp.c (extract_range_from_assert): Likewise.
13703         * config/alpha/alpha.c (alpha_va_start): Likewise.
13704         (alpha_gimplify_va_arg_1): Likewise.
13705         * config/i386/i386.c (ix86_va_start): Likewise.
13706         (ix86_gimplify_va_arg): Likewise.
13707         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
13708         * config/mep/mep.c (mep_expand_va_start): Likewise.
13709         (mep_gimplify_va_arg_expr): Likewise.
13710         * config/mips/mips.c (mips_va_start): Likewise.
13711         (mips_gimplify_va_arg_expr): Likewise.
13712         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
13713         * config/rs6000/rs6000.c (rs6000_va_start): Likewise.
13714         (rs6000_gimplify_va_arg): Likewise.
13715         * config/s390/s390.c (s390_va_start): Likewise.
13716         (s390_gimplify_va_arg): Likewise.
13717         * config/sh/sh.c (sh_va_start): Likewise.
13718         (sh_gimplify_va_arg_expr): Likewise.
13719         * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
13720         * config/spu/spu.c (spu_va_start): Likewise.
13721         (spu_gimplify_va_arg_expr): Likewise.
13722         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
13723         Likewise.
13724         (xstormy16_gimplify_va_arg_expr): Likewise.
13725         * config/xtensa/xtensa.c (xtensa_va_start): Likewise.
13726         (xtensa_gimplify_va_arg_expr): Likewise.
13727
13728 2011-07-19  Richard Guenther  <rguenther@suse.de>
13729
13730         * expr.c (expand_expr_real_2): Remove TRUTH_*_EXPR handling.
13731         (expand_expr_real_1): Remove TRUTH_*IF_EXPR and STATEMENT_LIST
13732         handling.
13733
13734         PR middle-end/18908
13735         * expr.c (expand_expr_real_2): Do not unnecessarily truncate the
13736         result of BIT_*_EXPR to bitfield precision.
13737
13738 2011-07-19  Richard Sandiford  <richard.sandiford@linaro.org>
13739
13740         PR tree-optimization/49742
13741         * tree-data-ref.c (get_references_in_stmt): Treat the lhs of a call
13742         as a potential write.
13743
13744 2011-07-19  Richard Guenther  <rguenther@suse.de>
13745
13746         * Makefile.in (tree-ssa-forwprop.o): Depend on gimple-pretty-print.h.
13747         * tree-ssa-forwprop.c: Include gimple-pretty-print.h.
13748         (forward_propagate_comparison): Simplify, remove obsolete code.
13749
13750 2011-07-19  Richard Guenther  <rguenther@suse.de>
13751
13752         * gimplify.c (gimplify_expr): Gimplify TRUTH_NOT_EXPR as
13753         BIT_XOR_EXPR, same as the RTL expander does.
13754         * tree-cfg.c (verify_expr): Disallow TRUTH_NOT_EXPR in the gimple IL.
13755         (verify_gimple_assign_unary): Likewise.
13756         * tree-ssa-propagate.c (valid_gimple_rhs_p): Disallow TRUTH_*_EXPR.
13757         * tree-ssa-forwprop.c (forward_propagate_comparison): Handle
13758         BIT_NOT_EXPR and BIT_XOR_EXPR instead of TRUTH_NOT_EXPR.
13759
13760 2011-07-19  Jakub Jelinek  <jakub@redhat.com>
13761
13762         PR tree-optimization/49768
13763         * gimple-fold.c (fold_nonarray_ctor_reference): Return NULL
13764         if offset is smaller than bitoffset, but offset+size is bigger
13765         than bitoffset.
13766
13767 2011-07-19  Ira Rosen  <ira.rosen@linaro.org>
13768
13769         PR tree-optimization/49771
13770         * tree-vect-loop-manip.c (vect_vfa_segment_size): In case of
13771         zero step, set segment length to the size of the data-ref's type.
13772
13773 2011-07-18  Martin Jambor  <mjambor@suse.cz>
13774
13775         * ipa-prop.h: Include alloc-pool.h, all sorts of updates to general
13776         comments.
13777         (ipcp_values_pool): Declare.
13778         (ipcp_sources_pool): Likewise.
13779         (ipcp_lattice): Changed to forward declaration.
13780         (ipa_param_descriptor): Removed fields ipcp_lattice, types and
13781         cannot_devirtualize.
13782         (ipa_node_params): New fields descriptors, lattices, known_vals,
13783         clone_for_all_contexts and node dead, removed fields params and
13784         count_scale.
13785         (ipa_set_param_count): Removed.
13786         (ipa_get_param_count): Made to work with descriptors vector.
13787         (ipa_get_param): Updated.
13788         (ipa_param_cannot_devirtualize_p): Removed.
13789         (ipa_param_types_vec_empty): Likewise.
13790         (ipa_set_param_used): New function.
13791         (ipa_get_param_used): Updated to use descriptors vector.
13792         (ipa_func_list): Removed.
13793         (ipa_init_func_list): Removed declaration.
13794         (ipa_push_func_to_list_1): Likewise.
13795         (ipa_pop_func_from_list): Likewise.
13796         (ipa_push_func_to_list): Removed.
13797         (ipa_lattice_from_jfunc): Remove declaration.
13798         (ipa_get_jf_pass_through_result): Declare.
13799         (ipa_get_jf_ancestor_result): Likewise.
13800         (ipa_value_from_jfunc): Likewise.
13801         (ipa_get_lattice): Update.
13802         (ipa_lat_is_single_const): New function.
13803         * ipa-prop.c (ipa_push_func_to_list_1): Removed.
13804         (ipa_init_func_list): Likewise.
13805         (ipa_pop_func_from_list): Likewise.
13806         (ipa_get_param_decl_index): Fix coding style.
13807         (count_formal_params): Removed.
13808         (count_formal_params_1): Renamed to count_formal_params.
13809         (ipa_populate_param_decls): Update to use descriptors vector.
13810         (ipa_initialize_node_params): Likewise.
13811         (visit_ref_for_mod_analysis): Use ipa_set_param_used.
13812         (ipa_analyze_params_uses): Likewise.
13813         (ipa_free_node_params_substructures): Likewise and free also lattices
13814         and known values.
13815         (duplicate_array): Removed.
13816         (ipa_edge_duplication_hook): Add the new edge to the list of edge
13817         clones.
13818         (ipa_node_duplication_hook): Update to use new lattices.
13819         (ipa_free_all_structures_after_ipa_cp): Free alloc pools.
13820         (ipa_free_all_structures_after_iinln): Likewise.
13821         (ipa_write_node_info): Update to use new lattices.
13822         (ipa_read_node_info): Likewise.
13823         (ipa_get_jf_pass_through_result): New function.
13824         (ipa_get_jf_ancestor_result): Likewise.
13825         (ipa_value_from_jfunc): Likewise.
13826         (ipa_cst_from_jfunc): Reimplemented using ipa_value_from_jfunc.
13827         * ipa-cp.c: Reimplemented.
13828         * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): Removed.
13829         (PARAM_IPA_CP_VALUE_LIST_SIZE): New parameter.
13830         (PARAM_IPA_CP_EVAL_THRESHOLD): Likewise.
13831         * Makefile.in (IPA_PROP_H): Added alloc-pool.h to dependencies.
13832         * doc/invoke.texi (devirt-type-list-size): Removed description.
13833         (ipa-cp-value-list-size): Added description.
13834
13835 2011-07-18  Richard Henderson  <rth@redhat.com>
13836
13837         * bb-reorder.c (fix_crossing_conditional_branches): Emit all insns
13838         before calling create_basic_block.
13839
13840 2011-07-18  Jakub Jelinek  <jakub@redhat.com>
13841
13842         PR middle-end/49675
13843         * tree.c (build_common_builtin_nodes): Register
13844         __builtin_return_address, __cyg_profile_func_enter
13845         and __cyg_profile_func_exit.
13846
13847 2011-07-18  Richard Henderson  <rth@redhat.com>
13848
13849         * bb-reorder.c (emit_barrier_after_bb): Split out of ...
13850         (add_labels_and_missing_jumps): ... here.
13851         (fix_up_fall_thru_edges, fix_crossing_conditional_branches): Use it.
13852
13853 2011-07-18  Uros Bizjak  <ubizjak@gmail.com>
13854
13855         PR target/47744
13856         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
13857         of DImode hard registers in PLUS address chains.
13858
13859 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13860
13861         PR bootstrap/49769
13862         * config.gcc (alpha*-*-linux*): Add crtfastmath.o to extra_parts.
13863         (alpha*-*-freebsd*): Likewise.
13864         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13865         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
13866         i[34567]86-*-kopensolaris*-gnu): Add crtprec32.o, crtprec64.o,
13867         crtprec80.o, crtfastmath.o to extra_parts for all targets.
13868         (ia64*-*-elf*): Remove extra_parts.
13869         (sparc-*-linux*): Add crtfastmath.o to extra_parts.
13870         (sparc64-*-linux*): Likewise.
13871         (sparc64-*-freebsd*): Likewise.
13872
13873         Revert:
13874         * config.gcc (ia64*-*-freebsd*): Remove crtfastmath.o from extra_parts.
13875         (ia64*-*-linux*): Likewise.
13876         (mips64*-*-linux*): Likewise.
13877         (mips*-*-linux*): Likewise.
13878
13879 2011-07-18  David Edelsohn  <dje.gcc@gmail.com>
13880
13881         * doc/install.texi (Specific, *-ibm-aix*): AIX assembler bug.
13882
13883 2011-07-18  Richard Guenther  <rguenther@suse.de>
13884
13885         * gimplify.c (gimplify_expr): Use input_location, not saved_location
13886         when building new trees.
13887
13888 2011-07-18  Richard Guenther  <rguenther@suse.de>
13889
13890         * expr.c (expand_expr_real_2): Properly truncate the BIT_NOT_EXPR
13891         expansion result to bitfield precision if required.
13892
13893 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13894
13895         * config.gcc (i[3456x]86-*-netware*): Remove.
13896
13897         * gthr-nks.h: Remove.
13898         * configure.ac (enable_threads): Remove nks.
13899         * configure: Regenerate.
13900
13901         * config/i386/i386.c (ix86_encode_section_info): Remove netware
13902         reference.
13903         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): Remove
13904         <netware.h> reference.
13905
13906         * config/i386/netware-libgcc.c,
13907         gcc/config/i386/netware-libgcc.def,
13908         gcc/config/i386/netware-libgcc.exp, gcc/config/i386/netware.c,
13909         gcc/config/i386/netware.h, gcc/config/i386/netware.opt,
13910         gcc/config/i386/nwld.c, gcc/config/i386/nwld.h,
13911         gcc/config/i386/t-netware, gcc/config/i386/t-nwld: Remove
13912
13913         * doc/extend.texi (Function Attributes,
13914         callee_pop_aggregate_return): Remove i?86-netware reference.
13915         * doc/install.texi (Configuration, --enable-threads): Remove nks.
13916
13917 2011-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13918
13919         PR target/49746
13920         Revert:
13921         2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13922
13923         * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
13924         patterns.
13925
13926 2011-07-17  Eric Botcazou  <ebotcazou@adacore.com>
13927
13928         PR middle-end/49732
13929         * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
13930
13931 2011-07-16  Matthias Klose  <doko@ubuntu.com>
13932
13933         * doc/install.texi: Document --enable-static-libjava.
13934
13935 2011-07-15  Richard Henderson  <rth@redhat.com>
13936
13937         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13938         Replace all three arguments by returning a VEC of edges.
13939         (add_labels_and_missing_jumps): Accept a VEC of edges, not bare
13940         pointers and counts.
13941         (fix_edges_for_rarely_executed_code): Merge ...
13942         (rest_of_handle_partition_blocks): ... into...
13943         (partition_hot_cold_basic_blocks): ... here.  Return todo items if
13944         any work was performed.
13945         (pass_partition_blocks): Clear todo_flags_finish.
13946
13947 2011-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
13948             Jakub Jelinek  <jakub@redhat.com>
13949             Jonathan Wakely  <jwakely.gcc@gmail.com>
13950
13951         PR libstdc++/49745
13952         * gthr-posix.h: Do not include <unistd.h> unconditionally; use
13953         _GTHREADS_USE_MUTEX_TIMEDLOCK instead of _POSIX_TIMEOUTS.
13954
13955 2011-07-15  Jason Merrill  <jason@redhat.com>
13956
13957         PR testsuite/49741
13958         * Makefile.in ($(lang_checks_parallelized)): Allow --extra_opts
13959         rather than --tool_opts.
13960
13961 2011-07-15  Basile Starynkevitch  <basile@starynkevitch.net>
13962
13963         * doc/plugins.texi (Building GCC plugins): gengtype needs its
13964         corresponding gtype.state.
13965
13966 2011-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13967
13968         PR target/49723
13969         * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
13970
13971 2011-07-15  Eric Botcazou  <ebotcazou@adacore.com>
13972
13973         PR target/48220
13974         * doc/md.texi (Standard Names): Document window_save.
13975         * cfgexpand.c (expand_debug_parm_decl): New function extracted from
13976         expand_debug_expr and expand_debug_source_expr.  If the target has
13977         a window_save instruction, adjust the ENTRY_VALUE_EXP.
13978         (expand_debug_expr) <SSA_NAME>: Call expand_debug_parm_decl if the
13979         SSA_NAME_VAR is a parameter.
13980         (expand_debug_source_expr) <PARM_DECL>: Call expand_debug_parm_decl.
13981         * var-tracking.c (parm_reg_t): New type and associated vector type.
13982         (windowed_parm_regs): New variable.
13983         (adjust_insn): If the target has a window_save instruction and this
13984         is the instruction, make its effect on parameter registers explicit.
13985         (next_non_note_insn_var_location): New function.
13986         (emit_notes_in_bb): Use it instead of NEXT_INSN throughout.
13987         (vt_add_function_parameter): If the target has a window_save insn,
13988         adjust the incoming RTL and record that in windowed_parm_regs.
13989         (vt_finalize): Free windowed_parm_regs.
13990
13991 2011-07-15  Bernd Schmidt  <bernds@codesourcery.com>
13992
13993         * doc/invoke.texi (C6X Options): New section.
13994         * doc/md.texi (TI C6X family): New section.
13995         * config.gcc: Handle tic6x, in particular tic6x-*-elf and
13996         tic6x-*-uclinux.
13997         * longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
13998         count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
13999         Provide C6X definitions.
14000         * config/c6x/c6x.md: New file.
14001         * config/c6x/constraints.md: New file.
14002         * config/c6x/predicates.md: New file.
14003         * config/c6x/c6x-sched.md.in: New file.
14004         * config/c6x/c6x-sched.md: New file.
14005         * config/c6x/gensched.sh: New file.
14006         * config/c6x/c6x-mult.md.in: New file.
14007         * config/c6x/genmult.sh: New file.
14008         * config/c6x/c6x-mult.md: New file.
14009         * config/c6x/sync.md: New file.
14010         * config/c6x/c6x-protos.h: New file.
14011         * config/c6x/sfp-machine.h: New file.
14012         * config/c6x/c6x.c: New file.
14013         * config/c6x/c6x.h: New file.
14014         * config/c6x/crti.s: New file.
14015         * config/c6x/crtn.s: New file.
14016         * config/c6x/lib1funcs.asm: New file.
14017         * config/c6x/c6x-modes.def: New file.
14018         * config/c6x/genopt.sh: New file.
14019         * config/c6x/c6x.opt: New file.
14020         * config/c6x/c6x-tables.opt: New file.
14021         * config/c6x/c6x-opts.h: New file.
14022         * config/c6x/c6x-isas.def: New file.
14023         * config/c6x/elf.h: New file.
14024         * config/c6x/elf-common.h: New file.
14025         * config/c6x/uclinux-elf.h: New file.
14026         * config/c6x/t-c6x: New file.
14027         * config/c6x/t-c6x-elf: New file.
14028         * config/c6x/t-c6x-uclinux: New file.
14029         * config/c6x/t-c6x-softfp: New file.
14030         * config/c6x/gtd.c: New file.
14031         * config/c6x/gtf.c: New file.
14032         * config/c6x/ltd.c: New file.
14033         * config/c6x/ltf.c: New file.
14034         * config/c6x/ged.c: New file.
14035         * config/c6x/gef.c: New file.
14036         * config/c6x/led.c: New file.
14037         * config/c6x/lef.c: New file.
14038         * config/c6x/eqd.c: New file.
14039         * config/c6x/eqf.c: New file.
14040         * config/c6x/libgcc-c6xeabi.ver: New file.
14041
14042         Revert
14043         2003-07-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
14044         PR rtl-optimization/11320
14045         * sched-int.h (struct deps) [reg_conditional_sets]: New field.
14046         (struct sched_info) [compute_jump_reg_dependencies]: New prototype.
14047         * sched-deps.c (sched_analyze_insn) [JUMP_INSN]: Update call to
14048         current_sched_info->compute_jump_reg_dependencies. Record which
14049         registers are used and which registers are set by the jump.
14050         Clear deps->reg_conditional_sets after a barrier.
14051         Set deps->reg_conditional_sets if the insn is a COND_EXEC.
14052         Clear deps->reg_conditional_sets if the insn is not a COND_EXEC.
14053         (init_deps): Initialize reg_conditional_sets.
14054         (free_deps): Clear reg_conditional_sets.
14055         * sched-ebb.c (compute_jump_reg_dependencies): New prototype.
14056         Mark registers live on entry of the fallthrough block and conditionally
14057         set as set by the jump. Mark registers live on entry of non-fallthrough
14058         blocks as used by the jump.
14059         * sched-rgn.c (compute_jump_reg_dependencies): New prototype.
14060         Mark new parameters as unused.
14061
14062 2011-07-14  Andrew Pinski  <pinskia@gmail.com>
14063
14064         PR tree-opt/49309
14065         * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
14066         Use fold_build2_loc instead of build2.
14067         Use the correct type for the new tree.
14068
14069 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
14070
14071         PR rtl-optimization/11320
14072         * config/ia64/ia64.md (load_symptr_low): Show a MEM.
14073         * config/ia64/ia64.c (ia64_expand_load_address): Generate it.
14074
14075 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
14076
14077         PR target/49487
14078         * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
14079         of REG.
14080         (*rotw<mode>): Use const_int_operand for operand2.
14081         Use match_scatch for operand3.
14082         (*rotb<mode>): Ditto
14083         * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
14084
14085 2011-07-14  Richard Guenther  <rguenther@suse.de>
14086
14087         PR tree-optimization/49651
14088         * tree-ssa-structalias.c (get_constraint_for_1): Properly
14089         handle dereferences with subvariables.
14090
14091 2011-07-14  Richard Guenther  <rguenther@suse.de>
14092
14093         * gimple-fold.c (fold_gimple_assign): Remove operand swapping.
14094         (fold_stmt_1): Do it here directly on gimple and as a first thing.
14095
14096 2011-07-14  Richard Guenther  <rguenther@suse.de>
14097
14098         * fold-const.c (fold_binary_loc): Convert the !bool_var result,
14099         not bool_var when folding bool_var != 1 or bool_var == 0.
14100
14101 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
14102
14103         * haifa-sched.c (schedule_insns): Remove outdated comment.
14104         (schedule_block): When computing a known value for TODO_SPEC,
14105         just set it rather than using logical operations.
14106         (try_ready): Likewise.  Use a local variable rather than a
14107         pointer to TODO_SPEC.  Reorder an if statement to move the
14108         easy case to the then block.
14109         * sched-deps.c (dep_spec_p): New static function.
14110         (update_dep): Use it to decide whether to call
14111         change_spec_dep_to_hard.
14112         (get_back_and_forw_lists): Use it.
14113         (sd_resolve_dep): Likewise.
14114         (init_dep): If !USE_DEPS_LIST, use zero to initialize status.
14115         (haifa_note_mem_dep): Likewise.
14116         (check_dep): Likewise.
14117         (sd_add_dep): Also clear SPECULATIVE bits if not DO_SPECULATION.
14118         (sched_free_deps): Free in two passes.
14119
14120 2011-07-14  Richard Sandiford  <richard.sandiford@linaro.org>
14121
14122         PR middle-end/49736
14123         * expr.c (all_zeros_p): Undo bogus part of last change.
14124
14125 2011-07-14  Matthias Klose <doko@ubuntu.com>
14126
14127         * doc/extend.texi (optimize attribute): Fix typo.
14128
14129 2011-07-14  Richard Guenther  <rguenther@suse.de>
14130
14131         * gimplify.c (gimplify_expr): Only do required conversions.
14132
14133 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
14134
14135         PR target/43746
14136         * config/avr/elf.h (TARGET_ASM_SELECT_SECTION): Remove,
14137         i.e. use default_elf_select_section.
14138         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Remove.
14139         (READONLY_DATA_SECTION_ASM_OP): Remove.
14140         (TARGET_ASM_NAMED_SECTION): Move from here...
14141         * config/avr/avr.c: ...to here.
14142         (avr_asm_init_sections): Set unnamed callback of readonly_data_section.
14143         (avr_asm_named_section): Make static.
14144
14145 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14146
14147         PR bootstrap/49739
14148         * config.gcc (extra_parts): Add crtprec32.o crtprec64.o crtprec80.o
14149         and crtfastmath.o for Linux/x86.
14150
14151 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
14152
14153         * haifa-sched.c: Include "hashtab.h"
14154         (sched_no_dce): New global variable.
14155         (INSN_EXACT_TICK, INSN_TICK_ESTIMATE, FEEDS_BACKTRACK_INSN,
14156         SHADOW_P): New macros.
14157         (last_clock_var, cycle_issued_insns): Move declarations.
14158         (must_backtrack): New static variable.
14159         (struct delay_pair): New structure.
14160         (delay_htab, delay_htab_i2): New static variables.
14161         (delay_hash_i1, delay_hash_i2, delay_i1_eq, delay_i2_eq,
14162         record_delay_slot_pair, pair_delay, add_delay_dependencies): New
14163         functions.
14164         (dep_cost_1): If delay pairs exist, try to look up the insns and
14165         use the correct pair delay if we find them.
14166         (rank-for_schedule): Tweak priority for insns that must be scheduled
14167         soon to avoid backtracking.
14168         (queue_insn): Detect conditions which force backtracking.
14169         (ready_add): Likewise.
14170         (struct sched_block_state): Add member shadows_only_p.
14171         (struct haifa_save_data): New structure.
14172         (backtrack_queue): New static variable.
14173         (mark_backtrack_feeds, copy_insn_list, save_backtrack_point,
14174         unschedule_insns_until, restore_last_backtrack_point,
14175         free_topmost_backtrack_point, free_backtrack_queue,
14176         estimate_insn_tick, estimate_shadow_tick): New functions.
14177         (prune_ready_list): New arg shadows_only_p.  All callers changed.
14178         If true, remove everything that isn't SHADOW_P.  Look up delay
14179         pairs and estimate ticks to avoid scheduling the first insn too early.
14180         (verify_shadows): New function.
14181         (schedule_block): Add machinery to enable backtracking.
14182         (sched_init): Take sched_no_dce into account when setting
14183         DF_LR_RUN_DCE.
14184         (free_delay_pairs): New function.
14185         (init_h_i_d): Initialize INSN_EXACT_TICK.
14186         * Makefile.in (haifa-sched.o): Add $(HASHTAB_H).
14187         * sched-deps.c (sd_unresolve_dep): New function.
14188         * sched-int. (struct haifa_sched_info): New fields save_state
14189         and restore_state.
14190         (struct _haifa_insn_data): New fields exact_tick, tick_estimate,
14191         feeds_backtrack_insn and shadow_p.
14192         (DO_BACKTRACKING): New value in enum SCHED_FLAGS.
14193         (sched_no_dce): Declare variable.
14194         (record_delay_slot_pair, free_delay_pairs, add_delay_dependencies,
14195         sd_unresolve_dep): Declare functions.
14196         * modulo-sched.c (sms_sched_info): Clear the two new fields.
14197         * sched-rgn.c (rgn_const_sched_info): Likewise.
14198         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
14199         * sched-ebb.c (save_ebb_state, restore_ebb_state): New functions.
14200         (ebb_sched_info): Add them for the two new fields.
14201         (add_deps_for_risky_insns): Call add_delay_dependencies.
14202
14203 2011-07-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
14204
14205         * config/rs6000/rs6000.opt (-mpointers-to-nested-functions):
14206         Rename -mr11.
14207         * config/rs6000/rs6000.c (rs6000_trampoline_init): Ditto.
14208         (rs6000_call_indirect_aix): Ditto.
14209         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Ditto.
14210         (call_indirect_aix<ptrsize>_internal): Ditto.
14211         (call_indirect_aix<ptrsize>_nor11): Ditto.
14212         (call_indirect_aix<ptrsize>_internal2): Ditto.
14213         (call_value_indirect_aix<ptrsize>): Ditto.
14214         (call_value_indirect_aix<ptrsize>_internal): Ditto.
14215         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
14216         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
14217         * doc/invoke.texi (RS/6000 and PowerPC Options): Ditto.
14218
14219 2011-07-13  Jason Merrill  <jason@redhat.com>
14220
14221         * Makefile.in ($(lang_checks_parallelized)): Allow --tool_opts.
14222
14223 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14224
14225         * config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2.
14226         * config/spu/spu.md ("clrsb<mode>2"): New expander.
14227
14228 2011-07-13  Thomas Schwinge  <thomas@schwinge.name>
14229
14230         * acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
14231         * configure: Regenerate.
14232
14233 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14234
14235         * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
14236         (asm_file_start): Remove.
14237         (spu_machine_dependent_reorg): Call compute_bb_for_insn and
14238         free_bb_for_insn around code that modifies insns before
14239         restarting df analysis.
14240
14241 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14242
14243         PR target/49541
14244         * config/sol2.h (LIB_SPEC): Simplify.  Move LIB_THREAD_LDFLAGS_SPEC ...
14245         (LINK_SPEC): ... here.
14246
14247 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14248
14249         * haifa-sched.c (struct sched_block_state): New.
14250         (schedule_block): Move some local variables into such a structure.
14251
14252 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14253
14254         * config/i386/crtprec.c: Move to ../libgcc/config/i386.
14255         * config/i386/t-crtpc: Remove.
14256         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
14257         * config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from
14258         tmake_file.
14259         (x86_64-*-darwin*): Likewise.
14260         (i[34567]86-*-linux*): Likewise.
14261         (x86_64-*-linux*): Likewise.
14262
14263         * config/i386/sol2.h (ENDFILE_SPEC): Redefine.
14264         Handle -mpc32, -mpc64, -mpc80.
14265
14266 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14267
14268         * config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha.
14269         * config/alpha/t-crtfm: Remove.
14270         * config/i386/crtfastmath.c: Move to ../libgcc/config/i386.
14271         * config/i386/t-crtfm: Remove.
14272         * config/ia64/crtfastmath.c: Move to ../libgcc/config/ia64.
14273         * config/mips/crtfastmath.c: Move to ../libgcc/config/mips.
14274         * config/sparc/crtfastmath.c: Move to ../libgcc/config/sparc.
14275         * config/sparc/t-crtfm: Remove.
14276
14277         * config.gcc (alpha*-*-linux*): Remove alpha/t-crtfm from tmake_file.
14278         (alpha*-*-freebsd*): Likewise.
14279         (i[34567]86-*-darwin*): Remove i386/t-crtfm from tmake_file.
14280         (x86_64-*-darwin*): Likewise.
14281         (i[34567]86-*-linux*): Likewise.
14282         (x86_64-*-linux*): Likewise.
14283         (x86_64-*-mingw*): Likewise.
14284         (ia64*-*-elf*): Remove crtfastmath.o from extra_parts.
14285         (ia64*-*-freebsd*): Likewise.
14286         (ia64*-*-linux*): Likewise.
14287         (mips64*-*-linux*): Likewise.
14288         (mips*-*-linux*): Likewise.
14289         (sparc-*-linux*): Remove sparc/t-crtfm from tmake_file.
14290         (sparc64-*-linux*): Likewise.
14291         (sparc64-*-freebsd*): Likewise.
14292
14293 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14294
14295         * config/darwin-crt2.c: Move to ../libgcc/config/rs6000.
14296         * config/darwin-crt3.c: Move to ../libgcc/config.
14297         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
14298         ($(T)crt3$(objext)): Remove.
14299         * config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Remove.
14300         ($(T)crt2$(objext)): Remove.
14301         * config.gcc (powerpc-*-darwin*): Remove extra_parts.
14302         (powerpc64-*-darwin*): Likewise.
14303
14304 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
14305
14306         * config/i386/i386.c (x86_output_mi_thunk): Support ptr_mode != Pmode.
14307
14308         * config/i386/i386.md (*addsi_1_zext): Renamed to ...
14309         (addsi_1_zext): This.
14310
14311 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14312
14313         * doc/tm.texi.in (TARGET_ASM_MERGEABLE_RODATA_PREFIX): Add hook.
14314         * doc/tm.texi: Regenerate.
14315         * target.def (mergeable_rodata_prefix): New defhookpod.
14316         * varasm.c (mergeable_string_section, mergeable_constant_section):
14317         Use it. Allocate name with alloca.
14318
14319 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
14320
14321         * doc/invoke.texi (x86): Remove -mfused-madd and add -mfma.
14322
14323 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
14324
14325         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Tighten
14326         overlap check.
14327
14328 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
14329
14330         * tree.h (categorize_ctor_elements): Remove comment.  Fix long line.
14331         (count_type_elements): Delete.
14332         (complete_ctor_at_level_p): Declare.
14333         * expr.c (flexible_array_member_p): New function, split out from...
14334         (count_type_elements): ...here.  Make static.  Replace allow_flexarr
14335         parameter with for_ctor_p.  When for_ctor_p is true, return the
14336         number of elements that should appear in the top-level constructor,
14337         otherwise return an estimate of the number of scalars.
14338         (categorize_ctor_elements): Replace p_must_clear with p_complete.
14339         (categorize_ctor_elements_1): Likewise.  Use complete_ctor_at_level_p.
14340         (complete_ctor_at_level_p): New function, borrowing union logic
14341         from old categorize_ctor_elements_1.
14342         (mostly_zeros_p): Return true if the constructor is not complete.
14343         (all_zeros_p): Update call to categorize_ctor_elements.
14344         * gimplify.c (gimplify_init_constructor): Update call to
14345         categorize_ctor_elements.  Don't call count_type_elements.
14346         Unconditionally prevent clearing for variable-sized types,
14347         otherwise rely on categorize_ctor_elements to detect
14348         incomplete initializers.
14349
14350 2011-07-13  Richard Guenther  <rguenther@suse.de>
14351
14352         * tree-vrp.c (simplify_conversion_using_ranges): Make sure
14353         the final type is integral.
14354
14355 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
14356
14357         * sched-int.h (struct _dep): Add member cost.
14358         (DEP_COST, UNKNOWN_DEP_COST): New macros.
14359         * sched-deps.c (init_dep_1): Initialize DEP_COST.
14360         * haifa-sched.c (dep_cost_1): Use and set DEP_COST.
14361         (sched_change_pattern): Reset it for dependent insns.
14362
14363 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14364
14365         * Makefile.in (CRT0STUFF_T_CFLAGS): Remove.
14366         ($(T)crt0.o, $(T)mcrt0.o, s-crt0): Remove.
14367         * config/i386/netware-crt0.c: Move to ../libgcc/config/i386.
14368         * config/i386/t-nwld (CRTSTUFF_T_CFLAGS, CRT0STUFF_T_CFLAGS): Remove.
14369         (CRT0_S, MCRT0_S): Remove.
14370         ($(T)libgcc.def, $(T)libc.def, $(T)libcpre.def, $(T)posixpre.def):
14371         Remove.
14372         (s-crt0): Remove.
14373         * config.gcc (i[3456x]86-*-netware*): Remove extra_parts.
14374
14375 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
14376
14377         * cse.c (insert_with_costs): Put semi-colon after empty loop body
14378         on the next line.
14379         * emit-rtl.c (push_to_sequence): Likewise.
14380         * haifa-sched.c (max_issue): Likewise.
14381         * matrix-reorg.c (add_allocation_site): Likewise.
14382         * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
14383         * reload.c (alternative_allows_const_pool_ref): Likewise.
14384         * sched-rgn.c (rgn_add_block): Likewise.
14385         (rgn_fix_recovery_cfg): Likewise.
14386         * tree.c (attribute_list_contained): Likewise.
14387
14388 2011-07-12  Uros Bizjak  <ubizjak@gmail.com>
14389
14390         * config/i386/i386.c: Tidy processor feature bitmasks.
14391         (m_P4_NOCONA): New.
14392
14393 2011-07-12  Andrew Pinski  <pinskia@gmail.com>
14394
14395         PR rtl-opt/49474
14396         * cprop.c (find_implicit_sets): Correct the condition.
14397
14398 2011-07-12  Richard Henderson  <rth@redhat.com>
14399
14400         PR target/49713
14401         * dwarf2out.h (dwarf_frame_regnum): Remove.
14402         * dwarf2out.c (based_loc_descr): Revert last change.  Initialize regno
14403         earlier from DWARF_FRAME_REGNUM.  Never use dbx_reg_number.
14404         * dwarf2cfi.c (dw_stack_pointer_regnum, dw_frame_pointer_regnum): New.
14405         (execute_dwarf2_frame): Initialize them.
14406         (DW_STACK_POINTER_REGNUM, DW_FRAME_POINTER_REGNUM): Remove; replace
14407         users of the macros with the variables.
14408         (expand_builtin_dwarf_sp_column): Revert last change.
14409         (expand_builtin_init_dwarf_reg_sizes): Likewise.  Compute the
14410         result of DWARF_FRAME_REGNUM into a local variable.
14411
14412 2011-07-12  Richard Henderson  <rth@redhat.com>
14413
14414         PR target/49714
14415         * config/i386/i386.c (x86_output_mi_thunk): Use
14416         machopic_indirect_call_target instead of machopic_indirection_name
14417         directly.
14418
14419 2011-07-12  Laurent GUERBY  <laurent@guerby.net>
14420             Eric Botcazou  <ebotcazou@adacore.com>
14421
14422         * prefix.h: Wrap up in extern "C" block.
14423
14424 2011-07-12  Harsha Jagasia  <harsha.jagasia@amd.com>
14425
14426         AMD bdver2 Enablement
14427         * config.gcc (i[34567]86-*-linux* | ...): Add bdver2.
14428         (case ${target}): Add bdver2.
14429         * config/i386/driver-i386.c (host_detect_local_cpu): Let
14430         -march=native recognize bdver2 processors.
14431         * config/i386/i386-c.c (ix86_target_macros_internal): Add
14432         bdver2 def_and_undef
14433         * config/i386/i386.c (struct processor_costs bdver2_cost): New
14434         bdver2 cost table.
14435         (m_BDVER2): New definition.
14436         (m_AMD_MULTIPLE): Includes m_BDVER2.
14437         (initial_ix86_tune_features): Add bdver2 tuning.
14438         (processor_target_table): Add bdver2 entry.
14439         (static const char *const cpu_names): Add bdver2 entry.
14440         (ix86_option_override_internal): Add bdver2 instruction sets.
14441         (ix86_issue_rate): Add bdver2.
14442         (ix86_adjust_cost): Add bdver2.
14443         (has_dispatch): Add bdver2.
14444         * config/i386/i386.h (TARGET_BDVER2): New definition.
14445         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_bdver2.
14446         (enum processor_type): Add PROCESSOR_BDVER2.
14447         * config/i386/i386.md (define_attr "cpu"): Add bdver2.
14448         * config/i386/i386.opt ( mdispatch-scheduler): Add bdver2 to
14449         description.
14450
14451 2011-07-12  Richard Henderson  <rth@redhat.com>
14452
14453         PR target/49714
14454         * config/i386/i386.c (x86_output_mi_thunk): Fix mode for
14455         destination address in memory on some paths.
14456
14457 2011-07-12  Bernd Schmidt  <bernds@codesourcery.com>
14458
14459         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Mention
14460         TARGET_FUNCTION_ARG_ROUND_BOUNDARY.
14461         (TARGET_FUNCTION_ARG_ROUND_BOUNDARY): Add hook.
14462         * function.c (locate_and_pad_parm): Take it into account.
14463         * target.def (function_arg_round_boundary): New hook.
14464         * targhooks.c (default_function_arg_round_boundary): New function.
14465         * targhooks.h (default_function_arg_round_boundary): Declare.
14466         * doc/tm.texi: Regenerate.
14467
14468 2011-07-12  Richard Guenther  <rguenther@suse.de>
14469
14470         * tree-ssa-copyrename.c (rename_ssa_copies): Zero statistics.
14471         Do not perform no-op changes.
14472
14473 2011-07-12  Richard Sandiford  <richard.sandiford@linaro.org>
14474
14475         * config/arm/predicates.md (neon_struct_operand): Make a normal
14476         predicate.
14477         (neon_struct_or_register_operand): New predicate.
14478         * config/arm/neon.md (movmisalign<mode>): Replace predicates
14479         with neon_struct_or_register_operand.
14480         (*movmisalign<mode>_neon_store, *movmisalign<mode>_neon_load): Use
14481         neon_struct_operand instead of memory_operand.
14482
14483 2011-07-12  Martin Jambor  <mjambor@suse.cz>
14484
14485         * cgraph.h (cgraph_get_node_or_alias): Removed declaration.
14486         * cgraph.c (cgraph_get_node_or_alias): Removed.
14487         (change_decl_assembler_name): Changed all calls to
14488         cgraph_get_node_or_alias to a call to cgraph_get_node.
14489         (cgraph_make_decl_local): Likewise.
14490         * lto-symtab.c (lto_symtab_resolve_symbols): Likewise.
14491         * varasm.c (default_binds_local_p_1): Likewise.
14492         (decl_binds_to_current_def_p): Likewise.
14493
14494 2011-07-12  Jakub Jelinek  <jakub@redhat.com>
14495
14496         PR tree-optimization/49712
14497         * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle TARGET_MEM_REF.
14498
14499 2011-07-11  Bernd Schmidt  <bernds@codesourcery.com>
14500
14501         * genautomata.c (add_arc): Return void.  All callers changed.
14502         (make_automaton): Remove dead code.
14503
14504 2011-07-11  Richard Henderson  <rth@redhat.com>
14505
14506         * dwarf2cfi.c (DW_STACK_POINTER_REGNUM): New.
14507         (DW_FRAME_POINTER_REGNUM): New.
14508         (expand_builtin_init_dwarf_reg_sizes): Use unsigned for rnum.
14509         (def_cfa_1): Do not convert reg to DWARF_FRAME_REGNUM here.
14510         (dwf_regno): New.
14511         (dwarf2out_flush_queued_reg_saves, dwarf2out_frame_debug_def_cfa,
14512         dwarf2out_frame_debug_adjust_cfa, dwarf2out_frame_debug_cfa_register,
14513         dwarf2out_frame_debug_cfa_expression, dwarf2out_frame_debug_expr):
14514         Use it.
14515         * dwarf2out.c (based_loc_descr): Use dwarf_frame_regnum.
14516         * dwarf2out.h (dwarf_frame_regnum): New.
14517         (struct cfa_loc): Document the domain of the reg member.
14518
14519 2011-07-11  Uros Bizjak  <ubizjak@gmail.com>
14520
14521         * config/i386/i386.c (ix86_trampoline_init): Switch arms of if expr.
14522         Use offset everywhere.  Always assert that offset <= TRAMPOLINE_SIZE.
14523
14524 2011-07-11  Jakub Jelinek  <jakub@redhat.com>
14525
14526         PR debug/49676
14527         * dwarf2out.c (int_shift_loc_descriptor): New function.
14528         (int_loc_descriptor): If shorter, emit i as
14529         (i >> shift), shift, DW_OP_shl for suitable shift value.
14530         Similarly, try to optimize large negative values using
14531         DW_OP_neg of a positive value if shorter.
14532         (size_of_int_shift_loc_descriptor): New function.
14533         (size_of_int_loc_descriptor): Adjust to match int_loc_descriptor
14534         changes.
14535         (mem_loc_descriptor) <case CONST_INT>: Emit zero-extended constants
14536         that fit into DWARF2_ADDR_SIZE bytes as int_loc_descriptor +
14537         DW_OP_GNU_convert instead of DW_OP_GNU_const_type if the former
14538         is shorter.
14539         (resolve_addr_in_expr): Optimize DW_OP_plus_uconst with a large
14540         addend as added DW_OP_plus if it is shorter.
14541
14542 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14543
14544         * config/i386/sol2.h [!USE_GLD] (CTORS_SECTION_ASM_OP): Define.
14545         (DTORS_SECTION_ASM_OP): Define.
14546
14547 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14548
14549         * config/dfp-bit.c, config/dfp-bit.h: Move to ../libgcc.
14550         * config/t-dfprules: Move to ../libgcc/config.
14551         * config.gcc (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14552         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
14553         i[34567]86-*-kopensolaris*-gnu): Remove t-dfprules from tmake_file.
14554         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
14555         Likewise.
14556         (i[34567]86-*-cygwin*): Likewise.
14557         (i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
14558         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
14559         * Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): Remove.
14560         (libgcc.mvars): Remove DFP_ENABLE, DFP_CFLAGS, D32PBIT_FUNCS,
14561         D64PBIT_FUNCS, D128PBIT_FUNCS.
14562
14563 2011-07-11  Richard Guenther  <rguenther@suse.de>
14564
14565         * tree-vrp.c (simplify_conversion_using_ranges): Manually
14566         translate the source value-range through the conversion chain.
14567
14568 2011-07-11  Richard Sandiford  <richard.sandiford@linaro.org>
14569
14570         * expr.c (expand_expr_real_1): Use expand_insn for movmisalign.
14571
14572 2011-07-11  Arthur Loiret  <aloiret@debian.org>
14573
14574         * config.gcc (s390-*-linux*): If 'enabled_targets' is 'all', build
14575         a bi-arch compiler defaulting to 31-bit. In this case:
14576         (tmake_file): Add s390/t-linux64.
14577         * doc/install.texi: Add s390-linux to the list of targets supporting
14578         --enable-targets=all.
14579
14580 2011-07-11  Arthur Loiret  <aloiret@debian.org>
14581             Matthias Klose <doko@debian.org>
14582
14583         * config.gcc (mips*-*-linux*): If 'enabled_targets' is 'all', build
14584         a tri-arch compiler defaulting to 32-bit (ABI o32). In this case:
14585         (tm_file): Add mips/linux64.h.
14586         (tmake_file): Add mips/t-linux64.
14587         (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
14588         * config/mips/linux64.h (DRIVER_SELF_SPECS): Use MULTILIB_ABI_DEFAULT
14589         instead of hardcoded mabi=n32.
14590         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
14591         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
14592         convention.
14593
14594 2011-07-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14595
14596         * passes.c (init_optimization_passes): Add invariant motion pass
14597         after induction variable optimization.
14598
14599 2011-07-11  Georg-Johann Lay  <avr@gjlay.de>
14600
14601         PR target/39633
14602         * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
14603         offsets 1..5 set cc0 in a usable way.
14604
14605 2011-07-11  Romain Geissler  <romain.geissler@gmail.com>
14606
14607         * tree.h (call_expr_arg): Remove.
14608         (call_expr_argp): Likewise.
14609
14610 2011-07-11  Eric Botcazou  <ebotcazou@adacore.com>
14611
14612         * config/sparc/sparc.md (save_register_window_1): Rename to...
14613         (window_save): ...this.
14614         * config/sparc/sparc.c (emit_save_register_window): Rename to...
14615         (emit_window_save): ...this.
14616         (sparc_expand_prologue): Adjust to above renaming.
14617
14618 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
14619
14620         * config/i386/i386.c (ix86_trampoline_init): Use movl instead
14621         of movabs for x32.
14622
14623 2011-07-10  Richard Henderson  <rth@redhat.com>
14624
14625         * config/i386/i386.c (x86_output_mi_thunk): Generate rtl and
14626         run final, instead of emitting text directly.
14627
14628 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
14629
14630         * config/i386/i386.c (ix86_option_override_internal): Turn on
14631         OPTION_MASK_ISA_64BIT for TARGET_X32.  Only allow small and
14632         small PIC models for TARGET_X32.
14633
14634 2011-07-10  Hans-Peter Nilsson  <hp@axis.com>
14635
14636         PR target/49684
14637         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Don't include
14638         $(LIBGCC2_CFLAGS).
14639
14640         PR bootstrap/49680
14641         * config/cris/cris.c (cris_asm_output_case_end): Robustify against
14642         stray notes and debug insns by using prev_nonnote_nondebug_insn
14643         instead of PREV_INSN.
14644
14645 2011-07-09  Richard Henderson  <rth@redhat.com>
14646
14647         * defaults.h (DWARF2_ADDR_SIZE, DWARF_OFFSET_SIZE,
14648         DWARF_TYPE_SIGNATURE_SIZE): Move from ...
14649         * dwarf2out.c: ... here.
14650         (output_all_cfis): Remove.
14651         (dwarf2out_switch_text_section): Use output_cfis directly.
14652         (size_of_locs): Export.
14653         (output_loc_sequence, output_loc_sequence_raw): Export.
14654         (div_data_align, need_data_align_sf_opcode, dwarf_cfi_name, output_cfi,
14655         output_cfi_directive, dwarf2out_emit_cfi, output_cfis, output_cfa_loc,
14656         output_cfa_loc_raw): Move to ...
14657         * dwarfcfi.c: ... here.
14658         * dwarf2out.h: Update decls.
14659
14660 2011-07-09  Richard Henderson  <rth@redhat.com>
14661
14662         * defaults.h (DWARF_CIE_DATA_ALIGNMENT, DWARF_FRAME_RETURN_COLUMN,
14663         DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Move from ...
14664         * dwarf2cfi.c: ... here.
14665         (PTR_SIZE, DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE): Remove.
14666         (DWARF_ROUND, DWARF_CIE_ID): Remove.
14667         * dwarf2out.c (INCOMING_RETURN_ADDR_RTX): Remove.
14668         (DWARF2_FRAME_REG_OUT, DWARF_CIE_DATA_ALIGNMENT): Remove.
14669         (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): Remove.
14670
14671 2011-07-09  Richard Henderson  <rth@redhat.com>
14672
14673         * dwarf2cfi.c (cie_return_save): New.
14674         (queue_reg_save): Use compare_reg_or_pc.
14675         (dwarf2out_flush_queued_reg_saves): Handle pc_rtx as return column.
14676         (dwarf2out_frame_debug_expr): Likewise.
14677         (dwarf2out_frame_debug_cfa_register): Record saved reg for pc too.
14678         (initial_return_save): Likewise.
14679         (execute_dwarf2_frame): Save and restore initial return save from
14680         the cie to the fde.
14681         * config/mips/mips.c (mips_frame_set): Remove special case for
14682         DWARF_FRAME_RETURN_COLUMN.
14683
14684 2011-07-09  Richard Henderson  <rth@redhat.com>
14685
14686         * dwarf2cfi.c (lookup_cfa): Remove.
14687         (execute_dwarf2_frame): Assert queues are empty on entry.
14688         Setup initial cfa directly, not via lookup_cfa.
14689         Don't clear args_size state here.
14690
14691 2011-07-09  Richard Henderson  <rth@redhat.com>
14692
14693         * dwarf2cfi.c (add_cfi_vec): New.
14694         (add_cfi): Rename from add_fde_cfi.  Add the element to add_cfi_vec.
14695         (def_cfa_1, reg_save): Remove for_cie argument.  Update all callers.
14696         (execute_dwarf2_frame): Set add_cfi_vec.
14697
14698 2011-07-09  Richard Henderson  <rth@redhat.com>
14699
14700         * defaults.h (ASM_COMMENT_START): Move here...
14701         * dwarf2asm.c: ... from here.
14702         * dwarf2out.c, final.c, vmsdbgout.c: Remove duplicates.
14703         * toplev.c: Remove ifndef tests of ASM_COMMENT_START.
14704         * varasm.c: Likewise.
14705
14706 2011-07-09  Richard Henderson  <rth@redhat.com>
14707
14708         PR debug/49686
14709         * dwarf2cfi.c (dwarf2out_frame_debug): Don't set cfi_insn here...
14710         (create_cfi_notes): ... do it here instead.
14711
14712 2011-07-09  Jakub Jelinek  <jakub@redhat.com>
14713
14714         PR debug/49676
14715         * dwarf2out.c (size_of_int_loc_descriptor): New function.
14716         (address_of_int_loc_descriptor): Use it.
14717         (scompare_loc_descriptor): Optimize EQ/NE comparison with constant.
14718
14719 2011-07-09  Richard Henderson  <rth@redhat.com>
14720
14721         * config/pdp11/pdp11.md (define_c_enum "unspecv"): New.
14722         (prologue, epilogue): New.
14723         (return, *rts): New.
14724         (blockage, setd, seti): New.
14725         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
14726         (TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14727         (pdp11_saved_regno): New.
14728         (pdp11_expand_prologue): Rename from pdp11_output_function_prologue;
14729         generate rtl instead of text.
14730         (pdp11_expand_epilogue): Similarly from pdp11_output_function_epilogue.
14731         (pdp11_sp_frame_offset): Export.  Use pdp11_saved_regno.
14732         * config/pdp11/pdp11-protos.h: Update.
14733
14734 2011-07-09  Richard Henderson  <rth@redhat.com>
14735
14736         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
14737         try to insert an rtl prologue here.
14738         (rs6000_output_function_epilogue): Similarly.
14739         * config/rs6000/rs6000.md (prologue): Emit a barrier to
14740         satisfy !TARGET_SCHED_PROLOG.
14741         (epilogue, sibcall_epilogue): Likewise.
14742
14743 2011-07-09  Eric Botcazou  <ebotcazou@adacore.com>
14744
14745         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Move around.
14746         (FP_REG_P): Delete.
14747         (IN_OR_GLOBAL_P): Likewise.
14748
14749 2011-07-08  Jason Merrill  <jason@redhat.com>
14750
14751         PR c++/45437
14752         * gimplify.c (goa_stabilize_expr): Handle RHS preevaluation in
14753         compound assignment.
14754
14755         * cgraph.c (cgraph_add_to_same_comdat_group): New.
14756         * cgraph.h: Declare it.
14757         * ipa.c (function_and_variable_visibility): Make sure thunks
14758         have the right visibility.
14759
14760 2011-07-08  Richard Henderson  <rth@redhat.com>
14761
14762         PR bootstrap/49680
14763         * dwarf2cfi.c (dwarf2out_frame_debug): Insert cfi notes after
14764         any tablejump vector.
14765
14766         PR bootstrap/49680
14767         * dwarf2cfi.c (create_cfi_notes): Flush queued saves at the
14768         end of the prologue.
14769
14770 2011-07-08  Jakub Jelinek  <jakub@redhat.com>
14771
14772         PR target/49621
14773         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
14774         CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE.
14775         * config/rs6000/vector.md (vector_select_<mode>,
14776         vector_select_<mode>_uns): Change second operand of NE to
14777         CONST0_RTX (<MODE>mode) instead of const0_rtx.
14778         * config/rs6000/altivec.md (*altivec_vsel<mode>,
14779         *altivec_vsel<mode>_uns): Expect second operand of NE to be
14780         zero_constant of the corresponding vector mode.
14781         * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
14782         Likewise.
14783
14784 2011-07-08  Sebastian Pop  <sebastian.pop@amd.com>
14785
14786         * graphite-dependences.c (build_alias_set_powerset): Remove
14787         continue from loop, add one more assert.
14788
14789 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
14790
14791         PR target/46779
14792         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14793         In particular, allow 8-bit values in r28 and r29.
14794         (avr_hard_regno_scratch_ok): Disallow any register that might be
14795         part of the frame pointer.
14796         (avr_hard_regno_rename_ok): Same.
14797         (avr_legitimate_address_p): Don't allow SUBREGs.
14798
14799 2011-07-08  Julian Brown  <julian@codesourcery.com>
14800
14801         * config/arm/neon.md (vec_shr_<mode>, vec_shl_<mode>): Disable in
14802         big-endian mode.
14803         (reduc_splus_<mode>, reduc_uplus_<mode>, reduc_smin_<mode>)
14804         (reduc_smax_<mode>, reduc_umin_<mode>, reduc_umax_<mode>)
14805         (neon_vec_unpack<US>_lo_<mode>, neon_vec_unpack<US>_hi_<mode>)
14806         (vec_unpack<US>_hi_<mode>, vec_unpack<US>_lo_<mode>)
14807         (neon_vec_<US>mult_lo_<mode>, vec_widen_<US>mult_lo_<mode>)
14808         (neon_vec_<US>mult_hi_<mode>, vec_widen_<US>mult_hi_<mode>)
14809         (vec_pack_trunc_<mode>, neon_vec_pack_trunc_<mode>): Disable for Q
14810         registers in big-endian mode.
14811
14812 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
14813
14814         * genattrtab.c (evaluate_eq_attr): Allow an attribute to be defined
14815         in terms of another.
14816         (write_attr_value): Write a cast if necessary.
14817
14818         * defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default.
14819         * doc/tm.texi.in (WORDS_BIG_ENDIAN): Mention REG_WORDS_BIG_ENDIAN.
14820         (REG_WORDS_BIG_ENDIAN): Document.
14821         * doc/tm.texi: Regenerate.
14822         * reload.c (operands_match_p): Take it into account.
14823         (reload_adjust_reg_for_mode): Likewise.
14824         * rtlanal.c (subreg_get_info): Likewise.
14825
14826 2011-07-08  Richard Guenther  <rguenther@suse.de>
14827
14828         * fold-const.c (fold_binary_loc): Remove index +p PTR -> PTR +p index
14829         folding.
14830
14831 2011-07-08  Kai Tietz  <ktietz@redhat.com>
14832
14833         * fold-const.c (fold_truth_andor): Factored out truth_andor
14834         label from fold_binary as function.
14835         (fold_binary_loc): Replace truth_andor lable
14836         by function fold_truth_andor.
14837
14838 2011-07-08  Kirill Yukhin  <kirill.yukhin@intel.com>
14839
14840         PR middle-end/49519
14841         * calls.c (mem_overlaps_already_clobbered_arg_p): Additional
14842         check if address is stored in register. If so - give up.
14843         (check_sibcall_argument_overlap_1): Do not perform check of
14844         overlapping when it is call to address.
14845
14846 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
14847
14848         * config/avr/avr.c (output_reload_insisf): Use 'REG_Z+1' instead
14849         of magic '31'.
14850
14851 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
14852
14853         * optabs.c (expand_binop): Use GET_MODE_PRECISION instead of
14854         GET_MODE_BITSIZE where appropriate.
14855         (widen_leading, expand_parity, expand_ctz, expand_ffs,
14856         expand_unop, expand_abs_nojump, expand_one_cmpl_abs_nojump,
14857         expand_float, expand_fix): Likewise.
14858         * expr.c (convert_move, convert_modes, expand_expr_real_2,
14859         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
14860         * stor-layout.c (get_mode_bounds): Likewise.
14861         * cfgexpand.c (convert_debug_memory_address, expand_debug_expr):
14862         Likewise.
14863         * convert.c (convert_to_integer): Likewise.
14864         * expmed.c (expand_shift_1): Likewise.
14865
14866         * rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against
14867         a bitsize.
14868
14869         * optabs.c (expand_binop): Tighten conditions for doubleword
14870         expansions.
14871         (widen_bswap): Assert that mode bitsize and precision are the same.
14872         * stor-layout.c (get_best_mode): Skip modes that have lower
14873         precision than bitsize.
14874         * recog.c (simplify_while_replacing): Assert that bitsize and
14875         precision are the same.
14876
14877 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14878
14879         * Makefile.in (LIBGCOV): Remove.
14880         (libgcc.mvars): Remove LIBGCOV.
14881         * libgov.c: Move to ../libgcc.
14882
14883 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14884
14885         * config/fixed-bit.c, config/fixed-bit.h: Move to ../libgcc.
14886
14887 2011-07-08  Martin Jambor  <mjambor@suse.cz>
14888
14889         * tree-sra.c (analyze_all_variable_accesses): Dump that a struture
14890         is too big for total scalarization.
14891
14892 2011-07-07  Richard Henderson  <rth@redhat.com>
14893
14894         * config/alpha/elf.h (MIPS_DEBUGGING_INFO): Undef.
14895         (DBX_DEBUGGING_INFO): Undef.
14896
14897 2011-07-07  Richard Henderson  <rth@redhat.com>
14898
14899         * dwarf2out.c (output_cfi_directive): Export.  Add FILE parameter.
14900         Handle some opcodes specially for debugging.
14901         * print-rtl.c: Include dwarf2out.h
14902         (print_rtx): Handle NOTE_INSN_CFI.
14903         * Makefile.in (print-rtl.o): Update.
14904
14905 2011-07-07  Richard Henderson  <rth@redhat.com>
14906
14907         * tree-pass.h (pass_dwarf2_frame): Declare.
14908         * passes.c (init_optimization_passes): Add it.
14909         * dwarf2cfi.c (dwarf2out_frame_debug): Make static.
14910         (create_cfi_notes): Rename from dwarf2out_frame_debug_after_prologue;
14911         make static, do not call add_cfis_to_fde.
14912         (dwarf2out_frame_debug_init, dwarf2cfi_function_init,
14913         dwarf2out_frame_init): Merge into...
14914         (execute_dwarf2_frame): ... here.  New function.
14915         (dwarf2out_do_frame, dwarf2out_do_cfi_asm): Make boolean.  Change
14916         saved_do_cfi_asm to a tri-state variable.
14917         (gate_dwarf2_frame, pass_dwarf2_frame): New.
14918         * dwarf2out.c (dwarf2out_begin_prologue): Only allocate the fde
14919         if it has yet to be done.  Don't call dwarf2cfi_function_init.
14920         * dwarf2out.h, debug.h: Update decls.
14921         * final.c (final_start_function): Don't call
14922         dwarf2out_frame_debug_init or dwarf2out_frame_debug_after_prologue.
14923         * lto-streamer-in.c (lto_init_eh): Don't call dwarf2out_frame_init.
14924         * toplev.c (lang_dependent_init): Likewise.
14925
14926 2011-07-07  Richard Henderson  <rth@redhat.com>
14927
14928         * dwarf2out.c (fde_table, fde_table_allocated, fde_table_in_use,
14929         FDE_TABLE_INCREMENT): Replace with...
14930         (fde_vec): ... this, a new vector.
14931         (current_fde): Remove.  Replace all users with cfun->fde.
14932         (output_call_frame_info): Use FOR_EACH_VEC_ELT over fde_vec.
14933         (size_of_aranges, dwarf2out_finish): Likewise.
14934         (dwarf2out_alloc_current_fde): Break out from ...
14935         (dwarf2out_begin_prologue): ... here.
14936         (dwarf2out_frame_init): Remove.
14937         * dwarf2cfi.c: Update all users of current_fde.
14938         (dwarf2out_frame_init): Rename from dwarf2cfi_frame_init.
14939         * dwarf2out.h: Update decls.
14940         (dw_fde_node): Add fde_index member.
14941         * function.h (struct function): Add fde member.
14942
14943 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14944             Richard Henderson  <rth@redhat.com>
14945
14946         * dwarf2cfi.c (add_cfi): Remove.
14947         (dwarf2out_cfi_label): Remove force argument.  Only generate the
14948         label name.
14949         (add_fde_cfi): Simplify the different code paths.
14950         (add_cie_cfi): New.
14951         (old_cfa, old_cfa_remember): New.
14952         (def_cfa_1, reg_save): Remove label, add for_cie parameter.
14953         (last_reg_save_label): Remove.
14954         (dwarf2out_args_size, dwarf2out_stack_adjust, queue_reg_save,
14955         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
14956         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
14957         dwarf2out_frame_debug_cfa_expression,
14958         dwarf2out_frame_debug_cfa_restore,
14959         dwarf2out_frame_debug_cfa_window_save,
14960         dwarf2out_frame_debug_expr): Remove label parameter.
14961         (cfi_label_required_p, add_cfis_to_fde): New.
14962         (dwarf2out_frame_debug_after_prologue): New.
14963         (dwarf2cfi_frame_init): Initialize old_cfa.
14964         (dwarf2out_frame_debug_restore_state): Likewise.
14965         * dwarf2out.c (dwarf2out_emit_cfi): Only do output for cfi_asm.
14966         (dwarf2out_switch_text_section): Don't clear dw_fde_current_label here.
14967         * final.c (final_start_function): Call
14968         dwarf2out_frame_debug_after_prologue.
14969
14970 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
14971             Richard Henderson  <rth@redhat.com>
14972
14973         * dwarf2cfi.c (cfi_insn): New.
14974         (dwarf2out_cfi_label): Don't emit cfi label here.
14975         (add_fde_cfi): Create a NOTE_INSN_CFI.
14976         (dwarf2out_frame_debug): Setup cfi_insn.
14977         (dwarf2out_frame_debug_init): Loop over insns creating CFI notes.
14978         (dwarf2out_cfi_begin_epilogue): Make static.
14979         (dwarf2out_frame_debug_restore_state): Make static.
14980         * dwarf2out.c (output_cfi_directive): Make static.
14981         (dwarf2out_emit_cfi): New.
14982         * dwarf2out.h: Update.
14983         * final.c (final): Remove CFI notes.
14984         (final_scan_insn): Don't call dwarf2out_cfi_begin_epilogue,
14985         dwarf2out_frame_debug_restore_state, dwarf2out_frame_debug.
14986         Handle NOTE_INSN_CFI and NOTE_INSN_CFI_LABEL.
14987         * insn-notes.def (NOTE_INSN_CFI): New.
14988         (NOTE_INSN_CFI_LABEL): New.
14989         * rtl.h (union rtunion_def): Add rt_cfi member.
14990         (XCFI, XCCFI, NOTE_CFI, NOTE_LABEL_NUMBER): New.
14991
14992 2011-07-07  Richard Henderson  <rth@redhat.com>
14993
14994         * dwarf2cfi.c: New file.
14995         * Makefile.in (OBJS): Add it.
14996         (GTFILES): Add dwarf2cfi.c and dwarf2out.h.
14997         * gengtype.c (open_base_files): Include dwarf2out.h.
14998         * coretypes.h (enum var_init_status): Move from ...
14999         * rtl.h: ... here.
15000         * dwarf2out.c (saved_do_cfi_asm, dwarf2out_do_frame,
15001         dwarf2out_do_cfi_asm, cie_cfi_vec, dwarf2out_cfi_label_num,
15002         expand_builtin_dwarf_sp_column, init_return_column_size,
15003         expand_builtin_init_dwarf_reg_sizes, new_cfi, add_cfi,
15004         dwarf2out_cfi_label, emit_cfa_remember, any_cfis_emitted, add_fde_cfi,
15005         lookup_cfa_1, lookup_cfa, cfa, cfa_store, cfa_remember, args_size,
15006         old_args_size, cfa_equal_p, def_cfa_1, reg_save, initial_return_save,
15007         stack_adjust_offset, barrier_args_size, compute_barrier_args_size_1,
15008         compute_barrier_args_size, dwarf2out_args_size,
15009         dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust,
15010         queued_reg_saves, reg_saved_in_data, regs_saved_in_regs,
15011         compare_reg_or_pc, record_reg_saved_in_reg, last_reg_save_label,
15012         queue_reg_save, dwarf2out_flush_queued_reg_saves,
15013         clobbers_queued_reg_save, reg_saved_in, cfa_temp,
15014         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
15015         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
15016         dwarf2out_frame_debug_cfa_expression,
15017         dwarf2out_frame_debug_cfa_restore,
15018         dwarf2out_frame_debug_cfa_window_save, dwarf2out_frame_debug_expr,
15019         dwarf2out_frame_debug, dwarf2out_frame_debug_init,
15020         dwarf2out_cfi_begin_epilogue, dwarf2out_frame_debug_restore_state,
15021         get_cfa_from_loc_descr): Move to dwarf2cfi.c.
15022         (dw_cfi_ref, dw_fde_ref, dw_cfi_oprnd_ref, enum dw_cfi_oprnd_type,
15023         dw_cfi_oprnd, dw_cfi_node, cfi_vec, dw_cfa_location, dw_fde_node,
15024         dw_val_ref, dw_die_ref, const_dw_die_ref, dw_loc_descr_ref,
15025         dw_loc_list_ref, enum dw_val_class, dw_vec_const, dw_val_node,
15026         dw_loc_descr_node): Move to dwarf2out.h.
15027         (current_fde, output_cfi_directive, build_cfa_loc, get_address_mode,
15028         mem_loc_descriptor): Export.
15029         (build_cfa_aligned_loc): Export.  Take CFA as a parameter.
15030         (dwarf2out_frame_init): Extract CIE generation code to
15031         dwarf2cfi_frame_init.
15032
15033 2011-07-07  Eric Botcazou  <ebotcazou@adacore.com>
15034
15035         PR target/49660
15036         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
15037         MASK_V8PLUS, remove commented out flag and reorder.
15038
15039 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
15040
15041         PR c/49644
15042         * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
15043         one non-complex and one complex argument, call c_save_expr on both
15044         operands.
15045
15046 2011-07-07  Martin Jambor  <mjambor@suse.cz>
15047
15048         PR middle-end/49495
15049         * cgraphunit.c (verify_edge_corresponds_to_fndecl): New function.
15050         (verify_cgraph_node): Some functinality moved to
15051         verify_edge_corresponds_to_fndecl, call it.
15052
15053 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15054
15055         * config.gcc (*local*): Remove.
15056         * doc/install-old.texi: Don't mention local configurations.
15057
15058 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
15059
15060         PR debug/49522
15061         * df-problems.c (dead_debug_reset): Remove dead_debug_uses
15062         referencing debug insns that have been reset.
15063         (dead_debug_insert_before): Don't assert reg is non-NULL,
15064         instead return immediately if it is NULL.
15065
15066 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15067
15068         * config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa: Remove.
15069
15070 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
15071
15072         * hw-doloop.c: New file.
15073         * hw-doloop.h: New file.
15074         * Makefile.in (OBJS): Add hw-doloop.o.
15075         (hw-doloop.o): New rule.
15076         ($(obj_out_file)): Add hw-doloop.h dependency.
15077         * config/bfin/bfin.c: Include "hw-doloop.h".
15078         (loop_info, DEF_VEC_P for loop_info, loop_info_d): Remove.
15079         (bfin_dump_loops, bfin_bb_in_loop, bfin_scan_loop): Remove.
15080         (hwloop_optimize): Renamed from bfin_optimize_loop.  Argument
15081         type changed to hwloop_info.  Return bool, true if the loop was
15082         successfully optimized.  Remove code that was moved to
15083         hw-doloop.c, and adjust other parts.
15084         (hwloop_fail): New static function, containing parts that used
15085         to be in bfin_optimize_loop.
15086         (bfin_discover_loop, bfin_discover_loops, free_loops,
15087         bfin_reorder_loops): Remove.
15088         (hwloop_pattern_reg): New static function.
15089         (bfin_doloop_hooks): New variable.
15090         (bfin_reorg_loops): Remove most code, call reorg_loops.
15091         * config/bfin/bfin.md (doloop_end splitter): Also enable if
15092         loop counter is a memory_operand.
15093
15094 2011-07-07  H.J. Lu  <hongjiu.lu@intel.com>
15095
15096         * config.gcc: Support --with-multilib-list for x86 Linux targets.
15097
15098         * configure.ac: Mention x86-64 for --with-multilib-list.
15099         * configure: Regenerated.
15100
15101         * config/i386/gnu-user64.h (SPEC_64): Support x32.
15102         (SPEC_32): Likewise.
15103         (ASM_SPEC): Likewise.
15104         (LINK_SPEC): Likewise.
15105         (TARGET_THREAD_SSP_OFFSET): Likewise.
15106         (TARGET_THREAD_SPLIT_STACK_OFFSET): Likewise.
15107         (SPEC_X32): New.
15108
15109         * config/i386/i386.h (TARGET_X32): New.
15110         (TARGET_LP64): New.
15111         (LONG_TYPE_SIZE): Likewise.
15112         (POINTER_SIZE): Likewise.
15113         (POINTERS_EXTEND_UNSIGNED): Likewise.
15114         (OPT_ARCH64): Support x32.
15115         (OPT_ARCH32): Likewise.
15116
15117         * config/i386/i386.opt (mx32): New.
15118
15119         * config/i386/kfreebsd-gnu64.h (GNU_USER_LINK_EMULATIONX32): New.
15120         (GLIBC_DYNAMIC_LINKERX32): Likewise.
15121         * config/i386/linux64.h (GNU_USER_LINK_EMULATIONX32): Likewise.
15122         (GLIBC_DYNAMIC_LINKERX32): Likewise.
15123
15124         * config/linux.h (UCLIBC_DYNAMIC_LINKERX32): New.
15125         (BIONIC_DYNAMIC_LINKERX32): Likewise.
15126         (GNU_USER_DYNAMIC_LINKERX32): Likewise.
15127
15128         * config/i386/t-linux64: Support TM_MULTILIB_CONFIG.
15129
15130         * doc/install.texi: Document --with-multilib-list for Linux/x86-64.
15131
15132         * doc/invoke.texi: Document -mx32.
15133
15134 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
15135
15136         * doc/invoke.texi (mwords-little-endian): Deprecate.
15137         * config/arm/arm.opt (mwords-little-endian): Likewise.
15138         * config/arm/arm.c (arm_option_override): Warn about the deprecation
15139         of -mwords-little-endian.
15140
15141 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
15142
15143         * reload1.c (choose_reload_regs): Use mode sizes to check whether
15144         an old reload register completely defines the required value.
15145
15146 2011-07-07  Richard Guenther  <rguenther@suse.de>
15147
15148         * fold-const.c (fold_unary_loc): Do not strip sign-changes
15149         for NEGATE_EXPR.
15150
15151 2011-07-07  Richard Guenther  <rguenther@suse.de>
15152
15153         * tree-vrp.c (simplify_conversion_using_ranges): New function.
15154         (simplify_stmt_using_ranges): Call it.
15155
15156 2011-07-07  Kai Tietz  <ktietz@redhat.com>
15157
15158         * tree-ssa-forwprop.c (truth_valued_ssa_name): New function.
15159         (lookup_logical_inverted_value): Likewise.
15160         (simplify_bitwise_binary_1): Likewise.
15161         (simplify_bitwise_binary): Use simplify_bitwise_binary_1.
15162
15163 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15164
15165         * gcc.c (%[Spec]): Don't document.
15166         (struct spec_list): Update comment.
15167         (do_spec_1): Don't handle %[Spec].
15168         * doc/invoke.texi (%[@var{name}]): Remove documentation of spec.
15169
15170 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
15171
15172         * common/common-target-def.h (TARGET_HAVE_NAMED_SECTIONS): Don't
15173         default based on TARGET_ASM_NAMED_SECTION.
15174         * common/common-target.def (have_named_sections): Default to true.
15175         * common/config/default-common.c: Don't include tm.h.
15176         * common/config/picochip/picochip-common.c
15177         (TARGET_HAVE_NAMED_SECTIONS): Don't define.
15178         * common/config/m32c/m32c-common.c: Remove.
15179         * config.gcc (m32c*-*-*): Set target_has_targetm_common=no.
15180         * config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15181         * config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15182         * config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15183         * config/pa/som.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15184         * config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15185         * config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
15186
15187 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
15188
15189         PR middle-end/49640
15190         * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands
15191         and last COMPONENT_REF operand call gimplify_expr on it if non-NULL.
15192
15193 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15194
15195         PR libmudflap/49550
15196         * gcc.c (MFWRAP_SPEC): Also wrap mmap64.
15197
15198 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15199
15200         PR target/39150
15201         * configure.ac (gcc_cv_as_hidden): Also accept
15202         x86_64-*-solaris2.1[0-9]*.
15203         (gcc_cv_as_cfi_directive): Likewise.
15204         (gcc_cv_as_comdat_group_group): Likewise.
15205         (set_have_as_tls): Likewise.
15206         * configure: Regenerate.
15207         * config.gcc (i[34567]86-*-solaris2*): Also handle
15208         x86_64-*-solaris2.1[0-9]*.
15209         * config.host (i[34567]86-*-solaris2*): Likewise.
15210         * config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Remove.
15211         * config/sol2-bi.h (ASM_CPU_DEFAULT_SPEC): Redefine.
15212         [USE_GLD] (ARCH_DEFAULT_EMULATION): Define.
15213         (TARGET_LD_EMULATION): Use it.
15214         * config/i386/sol2.h (ASM_CPU_DEFAULT_SPEC): Define.
15215         (SUBTARGET_CPU_EXTRA_SPECS): Add asm_cpu_default.
15216         * config/i386/sol2-bi.h (ASM_CPU32_DEFAULT_SPEC): Define.
15217         (ASM_CPU64_DEFAULT_SPEC): Define.
15218         (ASM_CPU_SPEC): Use %(asm_cpu_default).
15219         (ASM_SPEC): Redefine.
15220         (DEFAULT_ARCH32_P): Define using TARGET_64BIT_DEFAULT.
15221         * config/host-solaris.c [__x86_64__] (TRY_EMPTY_VM_SPACE): Reduce.
15222         * doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*): Document.
15223         (Specific, i?86-*-solaris2.10): Mention x86_64-*-solaris2.1[0-9]*
15224         configuration.
15225         (Specific, x86_64-*-solaris2.1[0-9]*): Document.
15226
15227 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15228
15229         * config/sol2.h (ASM_SPEC): Split into ...
15230         (ASM_SPEC_BASE, ASM_PIC_SPEC): ... this.
15231         * config/i386/sol2.h (ASM_SPEC): Define using ASM_SPEC_BASE.
15232         * config/i386/sol2-bi.h (ASM_CPU_SPEC): Redefine.
15233         (ASM_SPEC): Use ASM_SPEC_BASE.
15234         * config/sparc/sol2.h (ASM_SPEC): Redefine.
15235
15236 2011-07-07  Georg-Johann Lay  <avr@gjlay.de>
15237
15238         * config/avr/avr.md (*reload_insi): Change predicate #1 to
15239         const_int_operand.  Ditto for peep2 producing this insn.
15240         Add argument to output_reload_insisf call.
15241         (*movsi,*movsf): Add argument to output_movsisf call.
15242         (*reload_insf): New insn and new peep2 to produce it.
15243         * config/avr/avr-protos.h (output_movsisf): Change prototype.
15244         (output_reload_insisf): Change prototype.
15245         * config/avr/avr.c (avr_asm_len): New function.
15246         (output_reload_insisf): Rewrite.
15247         (output_movsisf): Change prototype.  output_reload_insisf for
15248         all CONST_INT and CONST_DOUBLE.  ALlow moving 0.0f to memory.
15249         (adjust_insn_length): Add argument to output_movsisf and
15250         output_reload_insisf call.
15251
15252 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
15253
15254         * emit-rtl.c (paradoxical_subreg_p): New function.
15255         * rtl.h (paradoxical_subreg_p): Declare.
15256         * combine.c (set_nonzero_bits_and_sign_copies, get_last_value,
15257         apply_distributive_law, simplify_comparison, simplify_set): Use it.
15258         * cse.c (record_jump_cond, cse_insn): Likewise.
15259         * expr.c (force_operand): Likewise.
15260         * rtlanal.c (num_sign_bit_copies1): Likewise.
15261         * reload1.c (eliminate_regs_1, strip_paradoxical_subreg): Likewise.
15262         * reload.c (push_secondary_reload, find_reloads_toplev): Likewise.
15263         (push_reload): Use precision to check for paradoxical subregs.
15264         * expmed.c (extract_bit_field_1): Likewise.
15265
15266         * machmode.h (HWI_COMPUTABLE_MODE_P): New macro.
15267         * combine.c (set_nonzero_bits_and_sign_copies): Use it.
15268         (find_split-point, combine_simplify_rtx, simplify_if_then_else,
15269         simplify_set, simplify_logical, expand_compound_operation,
15270         make_extraction, force_to_mode, if_then_else_cond, extended_count,
15271         try_widen_shift_mode, simplify_shift_const_1, simplify_comparison,
15272         record_value_for_reg): Likewise.
15273         * expmed.c (expand_widening_mult, expand_mult_highpart): Likewise.
15274         * simplify-rtx. c (simplify_unary_operation_1,
15275         simplify_binary_operation_1, simplify_const_relational_operation):
15276         Likewise.
15277
15278         * explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION
15279         instead of GET_MODE_BITSIZE where appropriate.
15280         * rtlanal.c (subreg_lsb_1, subreg_get_info, nonzero_bits1,
15281         num_sign_bit_copies1, canonicalize_condition, low_bitmask_len,
15282         init_num_sign_bit_copies_in_rep): Likewise.
15283         * cse.c (fold_rtx, cse_insn): Likewise.
15284         * loop-doloop.c (doloop_modify, doloop_optimize): Likewise.
15285         * simplify-rtx.c (simplify_unary_operation_1,
15286         simplify_const_unary_operation, simplify_binary_operation_1,
15287         simplify_const_binary_operation, simplify_ternary_operation,
15288         simplify_const_relational_operation, simplify_subreg): Likewise.
15289         * combine.c (try_combine, find_split_point, combine_simplify_rtx,
15290         simplify_if_then_else, simplify_set, expand_compound_operation,
15291         expand_field_assignment, make_extraction, if_then_else_cond,
15292         make_compound_operation, force_to_mode, make_field_assignment,
15293         reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine,
15294         extended_count, try_widen_shift_mode, simplify_shift_const_1,
15295         simplify_comparison, record_promoted_value, simplify_compare_const,
15296         record_dead_and_set_regs_1): Likewise.
15297
15298         Revert:
15299         * simplify-rtx.c (simplify_const_binary_operation): Use the
15300         shift_truncation_mask hook instead of performing modulo by width.
15301         Compare against mode precision, not bitsize.
15302         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
15303         Use shift_truncation_mask instead of constructing the value manually.
15304
15305 2011-07-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
15306
15307         * config/rs6000/rs6000-protos.h (rs6000_call_indirect_aix): New
15308         declaration.
15309         (rs6000_save_toc_in_prologue_p): Ditto.
15310
15311         * config/rs6000/rs6000.opt (-mr11): New switch to disable loading
15312         up the static chain (r11) during indirect function calls.
15313         (-msave-toc-indirect): New undocumented debug switch.
15314
15315         * config/rs6000/rs6000.c (struct machine_function): Add
15316         save_toc_in_prologue field to note whether the prologue needs to
15317         save the TOC value in the reserved stack location.
15318         (rs6000_emit_prologue): Use TOC_REGNUM instead of 2.  If we need
15319         to save the TOC in the prologue, do so.
15320         (rs6000_trampoline_init): Don't allow creating AIX style
15321         trampolines if -mno-r11 is in effect.
15322         (rs6000_call_indirect_aix): New function to create AIX style
15323         indirect calls, adding support for -mno-r11 to suppress loading
15324         the static chain, and saving the TOC in the prologue instead of
15325         the call body.
15326         (rs6000_save_toc_in_prologue_p): Return true if we are saving the
15327         TOC in the prologue.
15328
15329         * config/rs6000/rs6000.md (STACK_POINTER_REGNUM): Add more fixed
15330         register numbers.
15331         (TOC_REGNUM): Ditto.
15332         (STATIC_CHAIN_REGNUM): Ditto.
15333         (ARG_POINTER_REGNUM): Ditto.
15334         (SFP_REGNO): Delete, unused.
15335         (TOC_SAVE_OFFSET_32BIT): Add constants for AIX TOC save and
15336         function descriptor offsets.
15337         (TOC_SAVE_OFFSET_64BIT): Ditto.
15338         (AIX_FUNC_DESC_TOC_32BIT): Ditto.
15339         (AIX_FUNC_DESC_TOC_64BIT): Ditto.
15340         (AIX_FUNC_DESC_SC_32BIT): Ditto.
15341         (AIX_FUNC_DESC_SC_64BIT): Ditto.
15342         (ptrload): New mode attribute for the appropriate load of a pointer.
15343         (call_indirect_aix32): Delete, rewrite AIX indirect function calls.
15344         (call_indirect_aix64): Ditto.
15345         (call_value_indirect_aix32): Ditto.
15346         (call_value_indirect_aix64): Ditto.
15347         (call_indirect_nonlocal_aix32_internal): Ditto.
15348         (call_indirect_nonlocal_aix32): Ditto.
15349         (call_indirect_nonlocal_aix64_internal): Ditto.
15350         (call_indirect_nonlocal_aix64): Ditto.
15351         (call): Rewrite AIX indirect function calls.  Add support for
15352         eliminating the static chain, and for moving the save of the TOC
15353         to the function prologue.
15354         (call_value): Ditto.
15355         (call_indirect_aix<ptrsize>): Ditto.
15356         (call_indirect_aix<ptrsize>_internal): Ditto.
15357         (call_indirect_aix<ptrsize>_internal2): Ditto.
15358         (call_indirect_aix<ptrsize>_nor11): Ditto.
15359         (call_value_indirect_aix<ptrsize>): Ditto.
15360         (call_value_indirect_aix<ptrsize>_internal): Ditto.
15361         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
15362         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
15363         (call_nonlocal_aix32): Relocate in the rs6000.md file.
15364         (call_nonlocal_aix64): Ditto.
15365
15366         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mr11 and
15367         -mno-r11 documentation.
15368
15369 2011-07-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
15370
15371         PR other/49658
15372         * doc/extend.texi (Compound Literals): Fix typo.
15373
15374 2011-07-06  James Greenhalgh  <james.greenhalgh@arm.com>
15375
15376         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
15377
15378 2011-07-06  Basile Starynkevitch  <basile@starynkevitch.net>
15379
15380         * configure.ac (plugin-version.h): Generate
15381         GCCPLUGIN_VERSION_MAJOR, GCCPLUGIN_VERSION_MINOR,
15382         GCCPLUGIN_VERSION_PATCHLEVEL, GCCPLUGIN_VERSION constant integer
15383         macros.
15384
15385         * configure: Regenerate.
15386
15387         * doc/plugins.texi (Building GCC plugins): Mention
15388         GCCPLUGIN_VERSION ... constant macros in plugin-version.h.
15389
15390 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15391
15392         * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): New macro.
15393         * combine.c (make_extraction, gen_lowpart_or_truncate,
15394         apply_distributive_law, simplify_comparison,
15395         reg_truncated_to_mode, record_truncated_value): Use it.
15396         * cse.c (notreg_cost): Likewise.
15397         * expmed.c (store_bit_field_1, extract_bit_field_1): Likewise.
15398         * expr.c (convert_move, convert_modes): Likewise.
15399         * optabs.c (expand_binop, expand_unop): Likewise.
15400         * postreload.c (move2add_last_label): Likewise.
15401         * regmove.c (optimize_reg_copy_3): Likewise.
15402         * rtlhooks.c (gen_lowpart_general): Likewise.
15403         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
15404
15405 2011-07-06  Joseph Myers  <joseph@codesourcery.com>
15406
15407         * config/rs6000/vxworks.h (WORDS_BIG_ENDIAN): Define.
15408
15409 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15410
15411         * cse.c (find_comparison_args): Use val_mode_signbit_set_p.
15412         * simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION.
15413         (val_mode_signbit_p, val_mode_signbit_set_p): New functions.
15414         (simplify_const_unary_operation, simplify_binary_operation_1,
15415         simplify_const_binary_operation, simplify_const_relational_operation):
15416         Use them.  Use GET_MODE_MASK for masking and sign-extensions.
15417         * combine.c (set_nonzero_bits_and_sign_copies, simplify_set,
15418         combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine,
15419         simplify_shift_const_1, simplify_comparison): Likewise.
15420         * expr.c (convert_modes): Likewise.
15421         * rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise.
15422         * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise.
15423         * rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare.
15424
15425         * simplify-rtx.c (simplify_ternary_operation): Remove dead code.
15426
15427 2011-07-06  Richard Guenther  <rguenther@suse.de>
15428
15429         PR tree-optimization/49645
15430         * c-decl.c (finish_decl): Also set DECL_HARD_REGISTER for global
15431         register variables.
15432         * tree-ssa-sccvn.c (vn_reference_op_eq): Disregard differences
15433         in type qualification here ...
15434         (copy_reference_ops_from_ref): ... not here.
15435         (vn_reference_lookup_3): ... or here.
15436         (copy_reference_ops_from_ref): Record decl bases as MEM[&decl].
15437         (vn_reference_lookup): Do the lookup with a valueized ao-ref.
15438
15439 2011-07-06  Ian Lance Taylor  <iant@google.com>
15440
15441         * doc/install.texi (Configuration): It's
15442         --enable-gnu-indirect-function, not --enable-indirect-function.
15443
15444 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
15445
15446         * simplify-rtx.c (simplify_const_binary_operation): Use the
15447         shift_truncation_mask hook instead of performing modulo by width.
15448         Compare against mode precision, not bitsize.
15449         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
15450         Use shift_truncation_mask instead of constructing the value manually.
15451
15452 2011-07-06  H.J. Lu  <hongjiu.lu@intel.com>
15453
15454         PR middle-end/47383
15455         * tree-ssa-address.c (addr_for_mem_ref): Use pointer_mode for
15456         address computation and convert to address_mode if needed.
15457
15458 2011-07-06  Richard Guenther  <rguenther@suse.de>
15459
15460         * tree.c (build_common_tree_nodes_2): Merge with
15461         build_common_tree_nodes.
15462         * tree.h (build_common_tree_nodes): Adjust prototype.
15463         (build_common_tree_nodes_2): Remove.
15464         * doc/tm.texi.in (lang_hooks.builtin_function): Adjust.
15465         * doc/tm.texi (lang_hooks.builtin_function): Regenerate.
15466
15467 2011-07-05  Jakub Jelinek  <jakub@redhat.com>
15468
15469         PR tree-optimization/49618
15470         * tree-eh.c (tree_could_trap_p) <case CALL_EXPR>: For DECL_WEAK
15471         t recurse on the decl.
15472         <case FUNCTION_DECL, case VAR_DECL>: For DECL_WEAK decls
15473         return true if expr isn't known to be defined in current
15474         TU or some other LTO partition.
15475
15476 2011-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
15477
15478         * params.def (PARAM_CASE_VALUES_THRESHOLD): New parameter to
15479         override CASE_VALUES_THRESHOLD.
15480
15481         * stmt.c (toplevel): Include params.h.
15482         (case_values_threshold): Use the --param case-values-threshold
15483         value if non-zero, otherwise use machine dependent value.
15484         (expand_case): Use case_values_threshold.
15485
15486         * Makefile.in (stmt.o): Add $(PARAMS_H) dependency.
15487
15488         * doc/invoke.texi (--param case-values-threshold): Document.
15489
15490 2011-07-05  Richard Henderson  <rth@redhat.com>
15491
15492         * dwarf2out.c (dwarf2out_cfi_label): Make static.
15493         (dwarf2out_flush_queued_reg_saves): Make static.
15494         (dwarf2out_reg_save): Remove.
15495         (dwarf2out_return_save): Remove.
15496         (dwarf2out_return_reg): Remove.
15497         (dwarf2out_reg_save_reg): Remove.
15498         (dwarf2out_def_cfa): Merge into ...
15499         (dwarf2out_frame_init): ... here.
15500         * dwarf2out.h, tree.h: Remove declarations as necessary.
15501
15502 2011-07-05  Richard Henderson  <rth@redhat.com>
15503
15504         * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): Remove.
15505         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15506         (ia64_expand_epilogue): Emit an empty FRAME_RELATED_EXPR for
15507         the alloc insn.
15508
15509         * config/ia64/ia64.c (ia64_emit_deleted_label_after_insn): Remove.
15510         (IA64_CHANGE_CFA_IN_EPILOGUE): Remove.
15511         (process_epilogue): Don't call dwarf2out_def_cfa.
15512
15513         * config/ia64/ia64.c (ia64_expand_prologue): Use pc_rtx to
15514         indicate the return address save.
15515         (process_cfa_register): Likewise.
15516
15517         * config/ia64/ia64.c (ia64_dwarf2out_def_steady_cfa): Remove.
15518         (process_cfa_adjust_cfa, ia64_asm_unwind_emit): Don't call it.
15519
15520         * config/ia64/ia64.c (ia64_expand_prologue): Emit REG_CFA_REGISTER
15521         for ar.pfs save at alloc insn.
15522
15523 2011-07-05  Richard Henderson  <rth@redhat.com>
15524
15525         * config/arm/arm.c (arm_dwarf_handle_frame_unspec): Remove.
15526         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
15527         (arm_expand_prologue): Use REG_CFA_REGISTER to mark the
15528         stack pointer save.
15529         (arm_unwind_emit_set): Don't recognize UNSPEC_STACK_ALIGN.
15530         (arm_unwind_emit): Walk REG_NOTES for unwinding notes.  Emit
15531         proper unwind info for a REG_CFA_REGISTER save of stack pointer.
15532         * config/arm/arm.md (UNSPEC_STACK_ALIGN): Remove.
15533
15534 2011-07-05  Richard Henderson  <rth@redhat.com>
15535
15536         * config/vax/vax.md (define_c_enum unspecv): New.  Define the
15537         VUNSPEC_* constants here instead of via define_constants.
15538         (VUNSPEC_PEM): New constant.
15539         (procedure_entry_mask): New insn.
15540         (prologue): New expander.
15541         * config/vax/vax.c (vax_add_reg_cfa_offset): New.
15542         (vax_expand_prologue): Rename from vax_output_function_prologue;
15543         emit rtl instead of text.
15544         (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
15545         (print_operand): Add 'x' prefix.
15546
15547 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
15548
15549         PR middle-end/47715
15550         * calls.c (precompute_register_parameters): Promote the function
15551         argument before checking non-legitimate constant.
15552
15553 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15554
15555         PR tree-optimization/47654
15556         * graphite-blocking.c (pbb_strip_mine_time_depth): Do not return bool.
15557         (lst_do_strip_mine_loop): Return an int.
15558         (lst_do_strip_mine): Same.
15559         (scop_do_strip_mine): Same.
15560         (scop_do_block): Loop blocking should strip-mine at least two loops.
15561         * graphite-interchange.c (lst_interchange_select_outer): Return an int.
15562         (scop_do_interchange): Same.
15563         * graphite-poly.h (scop_do_interchange): Update declaration.
15564         (scop_do_strip_mine): Same.
15565
15566 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15567
15568         * graphite-clast-to-gimple.c (precision_for_value): Removed.
15569         (precision_for_interval): Removed.
15570         (gcc_type_for_interval): Use mpz_sizeinbase.
15571
15572 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15573
15574         * graphite-ppl.h (value_max): Correct computation of max.
15575
15576 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
15577
15578         * graphite-clast-to-gimple.c (clast_name_to_index): Add missing space.
15579
15580 2011-07-05  Richard Guenther  <rguenther@suse.de>
15581
15582         * c-decl.c (c_init_decl_processing): Defer building common
15583         tree nodes to c_common_nodes_and_builtins.
15584
15585 2011-07-05  Razya Ladelsky  <razya@il.ibm.com>
15586
15587         PR tree-optimization/49580
15588         * tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
15589         the loop's number of iterations.
15590         * tree-parloops.c (transform_to_exit_first_loop): Add the
15591         handling of the loop's number of iterations before the call
15592         to gimple_duplicate_sese_tail.
15593         Insert the stmt caclculating the new rhs of the loop's
15594         condition stmt to the preheader instead of iters_bb.
15595
15596 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
15597
15598         PR rtl-optimization/47449
15599         * fwprop.c (forward_propagate_subreg): Don't propagate hard
15600         register nor zero/sign extended hard register.
15601
15602 2011-07-05  Richard Guenther  <rguenther@suse.de>
15603
15604         PR tree-optimization/49518
15605         PR tree-optimization/49628
15606         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
15607         irrelevant and invariant data-references.
15608         (vect_analyze_data_ref_access): For invariant loads clear the
15609         group association.
15610
15611 2011-07-04  Jakub Jelinek  <jakub@redhat.com>
15612
15613         PR rtl-optimization/49619
15614         * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
15615         pass VOIDmode as op0_mode to recursive call, and return temp even
15616         when different from tor, just if it is not IOR of the original
15617         PLUS arguments.
15618
15619         PR rtl-optimization/49472
15620         * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
15621         negating MULT, negate the second operand instead of first.
15622         (simplify_binary_operation_1) <case MULT>: If one operand is
15623         a NEG and the other is MULT, don't attempt to optimize by negation
15624         of the MULT operand if it only moves the NEG operation around.
15625
15626         PR debug/49602
15627         * tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
15628         get_current_def return value if it can't be trusted to be
15629         the current value of the variable in the current bb.
15630
15631 2011-07-04  Uros Bizjak  <ubizjak@gmail.com>
15632
15633         PR target/49600
15634         * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
15635         general register to memory for !TARGET_INTER_UNIT_MOVES.
15636
15637 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15638
15639         PR target/44643
15640         * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
15641         instead of TREE_READONLY.
15642
15643 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15644
15645         * doc/extend.texi (AVR Built-in Functions): Update documentation
15646         of __builtin_avr_fmul*.
15647         * config/avr/avr.c (avr_init_builtins): Don't depend on AVR_HAVE_MUL.
15648         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Ditto.
15649         * config/avr/avr.md (fmul): Rename to fmul_insn.
15650         (fmuls): Rename to fmuls_insn.
15651         (fmulsu): Rename to fmulsu_insn.
15652         (fmul,fmuls,fmulsu): New expander.
15653         (*fmul.call,*fmuls.call,*fmulsu.call): New Insn.
15654         * config/avr/t-avr (LIB1ASMFUNCS): Add _fmul, _fmuls, _fmulsu.
15655         * config/avr/libgcc.S (__fmul): New function.
15656         (__fmuls): New function.
15657         (__fmulsu,__fmulsu_exit): New function.
15658
15659 2011-07-04  Richard Guenther  <rguenther@suse.de>
15660
15661         PR tree-optimization/49615
15662         * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
15663         basic-block index check.
15664
15665 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
15666
15667         * longlong.h (count_leading_zeros, count_trailing_zeros,
15668         COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
15669         resp. 64.
15670
15671 2011-07-03  Ira Rosen  <ira.rosen@linaro.org>
15672
15673         PR tree-optimization/49610
15674         * tree-vect-loop.c (vect_is_slp_reduction): Check that DEF_STMT has
15675         a basic block.
15676
15677 2011-07-02  Eric Botcazou  <ebotcazou@adacore.com>
15678             Olivier Hainque  <hainque@adacore.com>
15679             Nicolas Setton  <setton@adacore.com>
15680
15681         * tree.h (TYPE_ARTIFICIAL): New flag.
15682         * dwarf2out.c (modified_type_die): Add a DW_AT_artificial attribute to
15683         the DIE of the type if it is artificial.
15684         (gen_array_type_die): Likewise.
15685         (gen_enumeration_type_die): Likewise.
15686         (gen_struct_or_union_type_die): Likewise.
15687         * lto-streamer-in.c (unpack_ts_base_value_fields): Use TYPE_ARTIFICIAL.
15688         * lto-streamer-out.c (pack_ts_base_value_fields): Likewise.
15689
15690 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
15691
15692         * tree-object-size.c (pass_through_call): Handle
15693         BUILT_IN_ASSUME_ALIGNED.
15694
15695 2011-07-01  Martin Jambor  <mjambor@suse.cz>
15696
15697         * tree-sra.c (tree_non_mode_aligned_mem_p): Also ignore MEM_REFs.
15698
15699 2011-07-01  H.J. Lu  <hongjiu.lu@intel.com>
15700
15701         PR middle-end/48016
15702         * explow.c (update_nonlocal_goto_save_area): Use proper mode
15703         for stack save area.
15704         * function.c (expand_function_start): Likewise.
15705
15706 2011-07-01  Richard Guenther  <rguenther@suse.de>
15707
15708         PR middle-end/49596
15709         * cgraph.h (varpool_all_refs_explicit_p): Not analyzed nodes
15710         may have unknown refs.
15711
15712 2011-07-01  Kai Tietz  <ktietz@redhat.com>
15713
15714         * tree-ssa-forwprop.c (simplify_bitwise_binary): Fix typo.
15715
15716 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15717
15718         * config.gcc: Obsolete alpha*-dec-osf5.1, mips-sgi-irix6.5.
15719         * doc/install.texi (Specific, alpha*-dec-osf5.1): Document it.
15720         (Specific, mips-sgi-irix6): Likewise.
15721
15722 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15723
15724         PR libmudflap/49549
15725         * doc/sourcebuild.texi (Effective-Target Keywords): Document gld.
15726
15727 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
15728
15729         * tree-pretty-print.c (dump_generic_code) <case CONSTRUCTOR>: Print
15730         [idx]= and [idx1 ... idx2]= before initializers if needed for
15731         array initializers.
15732
15733 2011-07-01  Chen Liqin  <liqin.gcc@gmail.com>
15734
15735         * config.gcc (score-*-elf): Remove score7.o.
15736         * config/score/t-score-elf: Likewise.
15737         * config/score/score.c: Merge score7 to score.c and
15738         remove forwarding functions.
15739         * config/score/score7.c: Deleted.
15740         * config/score/score7.h: Deleted.
15741
15742 2011-07-01  Richard Guenther  <rguenther@suse.de>
15743
15744         PR tree-optimization/49603
15745         * tree-vect-stmts.c (vectorizable_load): Remove unnecessary assert.
15746
15747 2011-06-30  Martin Jambor  <mjambor@suse.cz>
15748
15749         * tree-sra.c (struct access): Rename total_scalarization to
15750         grp_total_scalarization
15751         (completely_scalarize_var): New function.
15752         (sort_and_splice_var_accesses): Set total_scalarization in the
15753         representative access.
15754         (analyze_access_subtree): Propagate total scalarization accross the
15755         tree, no holes in totally scalarized trees, simplify coverage
15756         computation.
15757         (analyze_all_variable_accesses): Call completely_scalarize_var instead
15758         of completely_scalarize_record.
15759
15760 2011-06-30  Richard Henderson  <rth@redhat.com>
15761
15762         * config/i386/i386.h (X86_TUNE_DEEP_BRANCH_PREDICTION): Remove.
15763         (TARGET_DEEP_BRANCH_PREDICTION): Remove.
15764         * config/i386/i386.c: Don't include dwarf2out.h.
15765         (initial_ix86_tune_features): Remove X86_TUNE_DEEP_BRANCH_PREDICTION.
15766         (output_set_got): Don't test TARGET_DEEP_BRANCH_PREDICTION, delete
15767         all code dead thereafter.  Don't do dwarf2out_flush_queued_reg_saves.
15768         (ix86_expand_prologue): Set REG_CFA_FLUSH_QUEUE on set_got insn.
15769         (machopic_output_stub): Don't test TARGET_DEEP_BRANCH_PREDICTION.
15770
15771 2011-06-30  Richard Henderson  <rth@redhat.com>
15772
15773         * reg-notes.def (REG_CFA_FLUSH_QUEUE): New.
15774         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
15775         * final.c (final_scan_insn): Look for it, and invoke
15776         dwarf2out_frame_debug before the insn if found.
15777
15778 2011-06-30  Richard Henderson  <rth@redhat.com>
15779
15780         * dwarf2out.c (dwarf2out_frame_debug_cfa_offset): Allow PC_RTX
15781         as a source, and interpret that as DWARF_FRAME_RETURN_COLUMN.
15782
15783 2011-06-30  Richard Henderson  <rth@redhat.com>
15784
15785         * dwarf2out.c (struct reg_saved_in_data): Provide a typedef.
15786         Define a vector of this type.
15787         (regs_saved_in_regs): Use a VEC.
15788         (num_regs_saved_in_regs): Remove.
15789         (compare_reg_or_pc): New.
15790         (record_reg_saved_in_reg): Split out from...
15791         (dwarf2out_flush_queued_reg_saves): ... here.
15792         (clobbers_queued_reg_save): Update for VEC.
15793         (reg_saved_in): Likewise.
15794         (dwarf2out_frame_debug_init): Likewise.
15795         (dwarf2out_reg_save_reg): Use record_reg_saved_in_reg.
15796         (dwarf2out_frame_debug_cfa_register): Likewise.
15797
15798 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
15799
15800         PR tree-optimization/49572
15801         * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
15802         type of the RHS instead of that of the LHS for the expression type.
15803
15804 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
15805
15806         * df-scan.c (df_get_entry_block_def_set): Use INCOMING_REGNO macro
15807         unconditionally.
15808
15809 2011-06-30  Richard Guenther  <rguenther@suse.de>
15810
15811         * opts.c (finish_options): Do not disable IPA-PTA during ltrans.
15812         * tree-ssa-structalias.c (create_variable_info_for): Do not
15813         add initial constraints for non-var-decls.  Properly handle
15814         globals in other ltrans partitions.
15815         (intra_create_variable_infos): Manually create constraints for
15816         the fake no-alias parameter.
15817         (ipa_pta_execute): Dump the cgraph, handle ltrans partitions properly
15818         and assert there are no clones.
15819
15820 2011-06-30  Richard Guenther  <rguenther@suse.de>
15821
15822         PR tree-optimization/46787
15823         * tree-data-ref.c (dr_address_invariant_p): Remove.
15824         (find_data_references_in_stmt): Invariant accesses are ok now.
15825         * tree-vect-stmts.c (vectorizable_load): Handle invariant loads.
15826         * tree-vect-data-refs.c (vect_analyze_data_ref_access): Allow
15827         invariant loads.
15828
15829 2011-06-30  Martin Jambor  <mjambor@suse.cz>
15830
15831         PR tree-optimization/49094
15832         * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
15833         (build_accesses_from_assign): Use it.
15834
15835 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
15836
15837         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
15838         handling of BUILT_IN_ASSUME_ALIGNED.
15839
15840         PR debug/49364
15841         * dwarf2out.c (output_abbrev_section): Don't return early
15842         if abbrev_die_table_in_use is 1.
15843         (dwarf2out_finish): Instead don't call output_abbrev_section
15844         nor emit abbrev_section_label in that case.
15845
15846 2011-06-30  Nick Clifton  <nickc@redhat.com>
15847
15848         * config/v850/v850.h (CPP_SPEC): Define __v850e__ when compiling
15849         for the V850E.
15850
15851 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
15852
15853         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
15854         handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.
15855
15856 2011-06-30  Ira Rosen  <ira.rosen@linaro.org>
15857
15858         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
15859         both pattern and original statements if necessary.
15860         (vect_transform_loop): Likewise.
15861         * tree-vect-patterns.c (vect_pattern_recog): Update documentation.
15862         * tree-vect-stmts.c (vect_mark_relevant): Add new argument.
15863         Mark the pattern statement only if the original statement doesn't
15864         have its own uses.
15865         (process_use): Call vect_mark_relevant with additional parameter.
15866         (vect_mark_stmts_to_be_vectorized): Likewise.
15867         (vect_get_vec_def_for_operand): Use vectorized pattern statement.
15868         (vect_analyze_stmt): Handle both pattern and original statements
15869         if necessary.
15870         (vect_transform_stmt): Don't store vectorized pattern statement
15871         in the original statement.
15872         (vect_is_simple_use_1): Use related pattern statement only if the
15873         original statement is irrelevant.
15874         * tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.
15875
15876 2011-06-29  Changpeng Fang  <changpeng.fang@amd.com>
15877
15878         * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
15879         option.
15880         * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
15881         entry.
15882         (TARGET_AVX128_OPTIMAL): New definition.
15883         * config/i386/i386.c (initial_ix86_tune_features): Initialize
15884         X86_TUNE_AVX128_OPTIMAL entry.
15885         (ix86_option_override_internal): Enable the generation
15886         of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
15887         (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
15888         (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
15889
15890 2011-06-29  Eric Botcazou  <ebotcazou@adacore.com>
15891
15892         PR tree-optimization/49539
15893         * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
15894         names by means of stmt_references_abnormal_ssa_name.
15895         (associate_plusminus): Call can_propagate_from before propagating
15896         from definition statements.
15897         (ssa_forward_propagate_and_combine): Remove superfluous newline.
15898
15899 2011-06-29  Richard Guenther  <rguenther@suse.de>
15900
15901         * doc/invoke.texi: Document -scev dump modifier.
15902         * tree-pass.h (TDF_SCEV): New dump flag.
15903         * tree-dump.c (dump_option_value_in): Add scev.
15904         * tree-chrec.c: Replace all TDF_DETAILS checks with TDF_SCEV.
15905         * tree-scalar-evolution.c: Likewise.
15906
15907 2011-06-29  Nathan Sidwell  <nathan@codesourcery.com>
15908
15909         * config/arm/unwind-arm.c (enum __cxa_type_match_result): New.
15910         (cxa_type_match): Correct declaration.
15911         (__gnu_unwind_pr_common): Reconstruct additional indirection
15912         when __cxa_type_match returns succeeded_with_ptr_to_base.
15913
15914 2011-06-29  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15915
15916         PR rtl-optimization/49114
15917         * reload.c (struct replacement): Remove SUBREG_LOC member.
15918         (push_reload): Do not set it.
15919         (push_replacement): Likewise.
15920         (subst_reload): Remove dead code.
15921         (copy_replacements): Remove assertion.
15922         (copy_replacements_1): Do not handle SUBREG_LOC.
15923         (move_replacements): Likewise.
15924         (find_replacement): Remove dead code.  Use reload_adjust_reg_for_mode.
15925         Detect subregs via recursive descent instead of via SUBREG_LOC.
15926
15927 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15928
15929         * config/avr/avr.c (avr_encode_section_info): Dispatch to
15930         default_encode_section_info.
15931
15932 2011-06-29  Richard Sandiford  <richard.sandiford@linaro.org>
15933
15934         PR tree-optimization/49545
15935         * builtins.c (get_object_alignment_1): Update function comment.
15936         Do not use DECL_ALIGN for functions, but test
15937         TARGET_PTRMEMFUNC_VBIT_LOCATION instead.
15938         * fold-const.c (get_pointer_modulus_and_residue): Don't check
15939         for functions here.
15940         * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
15941
15942 2011-06-29  Jakub Jelinek  <jakub@redhat.com>
15943
15944         PR debug/49567
15945         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTEND>: Give up for
15946         non-MODE_INT modes instead of asserting the mode has MODE_INT class.
15947
15948 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15949
15950         PR target/34734
15951         * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
15952         about uninitialized data attributed 'progmem' from here...
15953         (avr_encode_section_info): ...to this new function.
15954         (TARGET_ENCODE_SECTION_INFO): New define.
15955         (avr_section_type_flags): For data in ".progmem.data", remove
15956         section flag SECTION_WRITE.
15957
15958 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
15959
15960         * config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
15961         _xmulhisi3_exit.
15962         * config/avr/libgcc.S (_xmulhisi3_exit): New Function.
15963         (__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
15964         (__umulhisi3): Ditto.
15965         * config/avr/avr.md (mulhisi3): New insn expender.
15966         (umulhisi3): New insn expender.
15967         (*mulhisi3_call): New insn.
15968         (*umulhisi3_call): New insn.
15969
15970 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
15971
15972         * Makefile.in (LIBGCC2_CFLAGS): Remove -D__GCC_FLOAT_NOT_NEEDED.
15973
15974 2011-06-28  Richard Henderson  <rth@redhat.com>
15975
15976         * config/arm/arm.c (thumb_pop): Rename from thumb_pushpop.  Delete
15977         all code and arguments that handled pushes.  Update all callers.
15978
15979 2011-06-28  Richard Henderson  <rth@redhat.com>
15980
15981         * config/arm/arm.c (arm_output_function_prologue): Don't call
15982         thumb1_output_function_prologue.
15983         (arm_expand_prologue): Avoid dead store.
15984         (number_of_first_bit_set): Use ctz_hwi.
15985         (thumb1_emit_multi_reg_push): New.
15986         (thumb1_expand_prologue): Merge thumb1_output_function_prologue
15987         to emit the entire prologue as rtl.
15988         (thumb1_output_interwork): Split out from
15989         thumb1_output_function_prologue.
15990         (thumb1_output_function_prologue): Remove.
15991         (arm_attr_length_push_multi): Handle thumb1.
15992         * config/arm/arm.md (VUNSPEC_THUMB1_INTERWORK): New.
15993         (prologue_thumb1_interwork): New.
15994         (*push_multi): Allow thumb1; use push_mult_memory_operand.
15995         * config/arm/predicates.md (push_mult_memory_operand): New.
15996
15997 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
15998
15999         * config/sparc/sync.md (*stbar): Delete.
16000         (*membar_v8): New insn to implement UNSPEC_MEMBAR in SPARC-V8.
16001
16002 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
16003
16004         * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
16005
16006 2011-06-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16007
16008         * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
16009         (TARGET_64BIT_DEFAULT): Define.
16010         * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
16011         of tm_file.
16012         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
16013
16014 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
16015
16016         * common.opt (in_lto_p): New Variable entry.
16017         * flags.h (in_lto_p): Move to common.opt.
16018         * gcc.c: Include params.h.
16019         (set_option_handlers): Also use common_handle_option and
16020         target_handle_option.
16021         (main): Call global_init_params, finish_params and init_options_struct.
16022         * opts.c (debug_type_names): Move from toplev.c.
16023         (print_filtered_help): Access quiet_flag through opts pointer.
16024         (common_handle_option): Return early in the driver for some options.
16025         Access in_lto_p, dwarf_version and warn_maybe_uninitialized through
16026         opts pointer.
16027         * toplev.c (in_lto_p): Move to common.opt.
16028         (debug_type_names): Move to opts.c.
16029         * Makefile.in (OBJS): Remove opts.o.
16030         (OBJS-libcommon-target): Add opts.o.
16031         (gcc.o): Update dependencies.
16032
16033 2011-06-28  Kai Tietz  <ktietz@redhat.com>
16034
16035         * tree-ssa-forwprop.c (simplify_bitwise_binary): Improve type sinking.
16036
16037 2011-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16038
16039         * config/arm/vfp.md ("*divsf3_vfp"): Replace '+' constraint modifier
16040         with '=' constraint modifier.
16041         (*divdf3_vfp): Likewise.
16042         ("*mulsf3_vfp"): Likewise.
16043         ("*muldf3_vfp"): Likewise.
16044         ("*mulsf3negsf_vfp"): Likewise.
16045         ("*muldf3negdf_vfp"): Likewise.
16046
16047 2011-06-28  Nick Clifton  <nickc@redhat.com>
16048
16049         * config/mn10300/mn10300.h (LINK_SPEC): Do not use linker
16050         relaxation when performing an incremental link.
16051
16052 2011-06-28  Kai Tietz  <ktietz@redhat.com>
16053
16054         * tree-ssa-math-opts.c (execute_optimize_bswap): Search
16055         within BB from last to first.
16056
16057 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
16058
16059         * genattr-common.c: New.  Based on genattr.c.
16060         * Makefile.in (INSN_ATTR_H): Include insn-attr-common.h.
16061         (MOSTLYCLEANFILES): Add insn-attr-common.h.
16062         (opts.o): Update dependencies.
16063         (.PRECIOUS): Add insn-attr-common.h.
16064         (simple_rtl_generated_h): Add insn-attr-common.h.
16065         (build/genattr-common.o): New.
16066         (genprogrtl): Add attr-common.
16067         * genattr.c (main): Include insn-attr-common.h.  Don't generate
16068         definitions of DELAY_SLOTS or INSN_SCHEDULING.
16069         * opts.c: Include insn-attr-common.h instead of rtl.h and insn-attr.h.
16070
16071 2011-06-28  Georg-Johann Lay  <avr@gjlay.de>
16072
16073         * config.gcc (tm_file): Add elfos.h and avr/elf.h for
16074         avr-*-* and avr-*-rtems* targets.
16075
16076         * config/avr/elf.h: New file.
16077         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define.
16078         (TARGET_ASM_SELECT_SECTION): Define.
16079         (INIT_SECTION_ASM_OP): Undefine.
16080         (FINI_SECTION_ASM_OP): Undefine.
16081         (READONLY_DATA_SECTION_ASM_OP): Undefine.
16082         (PCC_BITFIELD_TYPE_MATTERS): Undefine.
16083         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Undefine.
16084         * config/avr/avr.h:
16085         (PREFERRED_DEBUGGING_TYPE): Move to elf.h.
16086         (TARGET_ASM_NAMED_SECTION): Move to elf.h.
16087         (MAX_OFILE_ALIGNMENT): Move to elf.h.
16088         (STRING_LIMIT): Move to elf.h.
16089         (ASM_DECLARE_FUNCTION_NAME): Move to elf.h.
16090         (ASM_DECLARE_OBJECT_NAME): Remove.
16091         (ESCAPES): Remove.
16092         (ASM_OUTPUT_SKIP): Remove.
16093         (DWARF2_DEBUGGING_INFO): Remove.
16094         (OBJECT_FORMAT_ELF): Remove.
16095         (USER_LABEL_PREFIX): Remove.
16096         (ASM_OUTPUT_EXTERNAL): Remove.
16097         (ASM_OUTPUT_ASCII): Remove.
16098         (TYPE_ASM_OP): Remove.
16099         (SIZE_ASM_OP): Remove.
16100         (WEAK_ASM_OP): Remove.
16101         (STRING_ASM_OP): Remove.
16102         (SET_ASM_OP): Remove.
16103         (ASM_WEAKEN_LABEL): Remove.
16104         (TYPE_OPERAND_FMT): Remove.
16105         (ASM_DECLARE_FUNCTION_SIZE): Remove.
16106         (ASM_FINISH_DECLARE_OBJECT): Remove.
16107         (NO_DOLLAR_IN_LABEL): Remove.
16108         (ASM_GENERATE_INTERNAL_LABEL): Remove.
16109         (ASM_OUTPUT_CASE_LABEL): Remove.
16110         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Use
16111         ASM_OUTPUT_ALIGNED_LOCAL, ASM_OUTPUT_ALIGNED_COMMON.
16112         (gas_output_ascii): Remove.
16113         (gas_output_limited_string): Remove.
16114         (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
16115         * config/avr/avr-protos.h
16116         (gas_output_ascii): Remove prototye.
16117         (gas_output_limited_string): Remove prototype.
16118
16119 2011-06-27  Richard Earnshaw  <rearnsha@arm.com>
16120
16121         PR target/48637
16122         * arm.c (arm_print_operand): Allow sym+offset.  Don't abort on invalid
16123         asm operands.
16124
16125 2011-06-27  Jan Hubicka  <jh@suse.cz>
16126
16127         * ipa.c (cgraph_address_taken_from_non_vtable_p): Walk references of
16128         node instead of references in node.
16129
16130 2011-06-27  Richard Henderson  <rth@redhat.com>
16131
16132         * config/alpha/alpha.c (vms_patch_builtins): Provide dummy definition.
16133         * config/ia64/ia64.c (ia64_init_builtins): Call vms_patch_builtins
16134         inside ifdef.
16135
16136 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
16137
16138         * c-decl.c (union lang_tree_node): Use it in chain_next expression.
16139
16140         * builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New.
16141         * builtins.def (BUILT_IN_ASSUME_ALIGNED): New builtin.
16142         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call,
16143         find_func_clobbers): Handle BUILT_IN_ASSUME_ALIGNED.
16144         * tree-ssa-ccp.c (bit_value_assume_aligned): New function.
16145         (evaluate_stmt, execute_fold_all_builtins): Handle
16146         BUILT_IN_ASSUME_ALIGNED.
16147         * tree-ssa-dce.c (propagate_necessity): Likewise.
16148         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
16149         call_may_clobber_ref_p_1): Likewise.
16150         * builtins.c (is_simple_builtin, expand_builtin): Likewise.
16151         (expand_builtin_assume_aligned): New function.
16152         * doc/extend.texi (__builtin_assume_aligned): Document.
16153
16154         PR debug/49544
16155         * cselib.c (promote_debug_loc): If cselib_preserve_constants
16156         and l has two DEBUG_INSN owned locs instead of just one, adjust
16157         the second location's setting_insn too.
16158
16159 2011-06-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16160
16161         PR libmudflap/38738
16162         * config/sol2.h [!USE_GLD] (MFLIB_SPEC): Define.
16163
16164 2011-06-27  Nick Clifton  <nickc@redhat.com>
16165
16166         * config/mn10300/mn10300.md (clzsi2): Use XOR after BSCH to convert
16167         bit position of highest bit set into a count of the high zero bits.
16168
16169 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16170
16171         * dwarf2out.c (TYPE_DECL_IS_STUB): Extend mechanism to all types.
16172
16173 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16174
16175         PR lto/48492
16176         * dwarf2out.c (dwarf2out_finish): Do not attach a DIE on the limbo list
16177         to a NULL parent.
16178
16179 2011-06-27  Richard Guenther  <rguenther@suse.de>
16180
16181         PR tree-optimization/49394
16182         * passes.c (execute_one_pass): Restore current_pass after
16183         applying IPA transforms.
16184
16185 2011-06-27  Kai Tietz  <ktietz@redhat.com>
16186
16187         * tree-ssa-math-opts.c (do_shift_rotate): Zero bits
16188         out of type precision after operation.
16189         (find_bswap): Take for limit value the integer auto-promotion
16190         into account.
16191
16192 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16193
16194         * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
16195         forward scan as well.
16196
16197 2011-06-27  Tristan Gingold  <gingold@adacore.com>
16198
16199         PR target/44241
16200         * config/vms/vms-protos.h: New file.
16201         * config/vms/vms-crtlmap.map: New file.
16202         * config/vms/vms.c: New file.
16203         * config/vms/make-crtlmap.awk: New file.
16204         * config/vms/vms-crtl.h: File removed.
16205         * config/vms/vms-crtl-64.h: File removed.
16206         * config/vms/t-vms (vms-crtlmap.h, vms.o): New targets.
16207         * config/alpha/vms64.h: Do not include vms-crtl-64.h
16208         * config/alpha/alpha.c (alpha_init_builtins): Remove code to
16209         clear some builtins on VMS.  Calls vms_patch_builtins.
16210         (avms_asm_output_external): Remove.
16211         * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Remove.
16212         (struct crtl_name_spec): Remove
16213         (DO_CTRL_NAMES): Remove.
16214         * config/ia64/vms.h (struct crtl_name_spec): Remove
16215         (DO_CTRL_NAMES): Remove.
16216         * config/ia64/ia64.c (alpha_init_builtins): Remove code to
16217         clear some builtins on VMS.  Calls vms_patch_builtins.
16218         (ia64_asm_output_external): Remove DO_CRTL_NAME.
16219         * config/ia64/vms64.h: Do not include vms-crtl-64.h
16220         * config.gcc (*-*-*vms*): Define extra_objs, target_gtfiles, tm_p_file.
16221
16222 2011-06-27  Tristan Gingold  <gingold@adacore.com>
16223
16224         * config/alpha/alpha.c (alpha_end_function): Always generate .end
16225         directive on VMS.
16226
16227 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
16228
16229         * config/sparc/sparc.c (sparc_frame_pointer_required): Return true if
16230         the function receives nonlocal gotos.
16231
16232 2011-06-27  Richard Guenther  <rguenther@suse.de>
16233
16234         PR tree-optimization/49536
16235         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
16236         For non-scalar inner types use a scalar type according to
16237         the scalar inner mode.
16238
16239 2011-06-27  Richard Guenther  <rguenther@suse.de>
16240
16241         PR tree-optimization/49365
16242         * params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.
16243
16244 2011-06-27  Richard Guenther  <rguenther@suse.de>
16245
16246         PR tree-optimization/49169
16247         * fold-const.c (get_pointer_modulus_and_residue): Don't rely on
16248         the alignment of function decls.
16249
16250 2011-06-26  Iain Sandoe  <iains@gcc.gnu.org>
16251
16252         PR target/47997
16253         * config/darwin.c (darwin_mergeable_string_section): Place string
16254         constants in '.cstring' rather than '.const' when CF/NSStrings are
16255         active.
16256
16257 2011-06-26  Eric Botcazou  <ebotcazou@adacore.com>
16258
16259         * config/sparc/sparc.c (save_local_or_in_reg_p): Adjust comment.
16260         (emit_save_register_window): Likewise.
16261         (sparc_expand_prologue): Use SIZE_INT_RTX and SIZE_RTX variables.
16262         (sparc_flat_expand_prologue): Add comment.  Always emit blockage.
16263         Swap back %o7/%i7 in register naming.
16264
16265 2011-06-25  Iain Sandoe  <iains@gcc.gnu.org>
16266
16267         PR driver/49371
16268         * config/darwin.c (darwin_override_options): Improve warning when
16269         mdynamic-no-pic is given together with fPIC/fpic, also warn when it
16270         is given with fpie/fPIE.
16271         * config/darwin.h (PIE_SPEC): New, (LINK_SPEC): Use PIE_SPEC.
16272         * config/darwin9.h (PIE_SPEC): New.
16273
16274 2011-06-25  Basile Starynkevitch  <basile@starynkevitch.net>
16275
16276         * timevar.c (timevar_print): Increase width for display of timevar
16277         name.
16278
16279 2011-06-24  Jakub Jelinek  <jakub@redhat.com>
16280
16281         PR c++/46400
16282         * c-decl.c (union lang_tree_node): Use TYPE_NEXT_VARIANT
16283         instead of TYPE_CHAIN for chain_next for types.
16284
16285 2011-06-24  Richard Henderson  <rth@redhat.com>
16286
16287         * config/sparc/sparc.md (create_flat_frame_1<P:mode>): Remove.
16288         (create_flat_frame_2<P:mode>, create_flat_frame_3<P:mode>): Remove.
16289         * config/sparc/sparc.c (gen_create_flat_frame_1): Remove.
16290         (gen_create_flat_frame_2, gen_create_flat_frame_3): Remove.
16291         (sparc_flat_expand_prologue): Emit individual instructions
16292         instead of one of the above.
16293
16294 2011-06-24  Easwaran Raman  <eraman@google.com>
16295
16296         PR rtl-optimization/49429
16297         PR target/49454
16298         * expr.c (emit_block_move_hints):  Mark MEM_EXPR(x) and
16299         MEM_EXPR(y) addressable if emit_block_move_via_libcall is
16300         used to copy y into x.
16301         * calls.c (initialize_argument_information): Mark
16302         an argument addressable if it is passed by invisible reference.
16303         (emit_library_call_value_1): Mark  MEM_EXPR (val) addressable
16304         if it is passed by reference.
16305
16306 2011-06-24  H.J. Lu  <hongjiu.lu@intel.com>
16307
16308         PR rtl-optimization/49504
16309         * rtlanal.c (nonzero_bits1): Properly handle addition or
16310         subtraction of a pointer in Pmode if pointers extend unsigned.
16311         (num_sign_bit_copies1): Likewise.
16312
16313 2011-06-24  Martin Jambor  <mjambor@suse.cz>
16314
16315         PR tree-optimizations/49516
16316         * tree-sra.c (sra_modify_assign): Choose the safe path for
16317         aggregate copies if we also did scalar replacements.
16318
16319 2011-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16320
16321         PR target/49335
16322         * config/arm/predicates.md (add_operator): New.
16323         * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage in Thumb2.
16324
16325 2011-06-24  Andi Kleen  <ak@linux.intel.com>
16326
16327         * tree-sra.c (type_internals_preclude_sra_p): Add msg
16328         parameter. Split up ifs and report reason in *msg.
16329         (reject): Add.
16330         (find_var_candiate): Add msg variable.
16331         Split up ifs and report reason to reject.
16332         (find_param_candidates): Add msg variable.
16333         Pass msg to type_internals_preclude_sra_p.
16334
16335 2011-06-23  Jeff Law  <law@redhat.com>
16336
16337         PR middle-end/48770
16338         * reload.h (reload): Change to return a bool.
16339         * ira.c (ira): If requested by reload, run a fast DCE pass after
16340         reload has completed.  Fix comment typo.
16341         * reload1.c (need_dce): New file scoped static.
16342         (reload): Set reload_completed here.  Return whether or not a DCE
16343         pass after reload is needed.
16344         (delete_dead_insn): Set need_dce as needed.
16345
16346         PR middle-end/49465
16347         * tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
16348         to detect threading through joiner block.  If there was already
16349         an edge to the new target, then do not change the PHI nodes.
16350
16351 2011-06-23  Jakub Jelinek  <jakub@redhat.com>
16352
16353         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
16354         get_pointer_alignment to see if base isn't sufficiently aligned.
16355
16356 2011-06-23  Jan Hubicka  <jh@suse.cz>
16357
16358         PR tree-optimize/49373
16359         * tree-pass.h (all_late_ipa_passes): Declare.
16360         * cgraphunit.c (init_lowered_empty_function): Fix properties.
16361         (cgraph_optimize): Execute late passes; remove unreachable funcions
16362         after materialization.
16363         * ipa-inline.c (gate_ipa_inline): Enable only when optimizing or
16364         LTOing.
16365         * passes.c (all_late_ipa_passes): Declare.
16366         (dump_passes, register_pass): Handle late ipa passes.
16367         (init_optimization_passes): Move ipa_pta to late passes; schedule
16368         fixup_cfg at beggining of all_passes.
16369         (apply_ipa_transforms): New function.
16370         (execute_one_pass): When doing simple ipa pass, apply all transforms.
16371
16372 2011-06-23  Joseph Myers  <joseph@codesourcery.com>
16373
16374         * params.c: Include common/common-target.h.  Don't include tm.h.
16375         (lang_independent_params): Move from toplev.c.
16376         (global_init_params): New.
16377         * params.h (global_init_params): Declare.
16378         * target.def (default_params): Move to common-target.def.
16379         * toplev.c (lang_independent_options): Remove.
16380         (lang_independent_params): Move to params.c.
16381         (general_init): Use global_init_params.
16382         * common/common-target.def (option_default_params): Move from
16383         target.def.
16384         * common/config/ia64/ia64-common.c: Include params.h.
16385         (ia64_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16386         from ia64.c.
16387         * common/config/rs6000/rs6000-common.c: Include params.h.
16388         (rs6000_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16389         from rs6000.c.
16390         * common/config/sh/sh-common.c: Include params.h.
16391         (sh_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16392         from sh.c.
16393         * common/config/spu/spu-common.c: Include params.h.
16394         (spu_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
16395         from spu.c.
16396         * config/ia64/ia64.c (ia64_option_default_params,
16397         TARGET_OPTION_DEFAULT_PARAMS): Move to ia64-common.c.
16398         * config/rs6000/rs6000.c (rs6000_option_default_params,
16399         TARGET_OPTION_DEFAULT_PARAMS): Move to rs6000-common.c.
16400         * config/sh/sh.c (sh_option_default_params,
16401         TARGET_OPTION_DEFAULT_PARAMS): Move to sh-common.c.
16402         * config/spu/spu.c (spu_option_default_params,
16403         TARGET_OPTION_DEFAULT_PARAMS): Move to spu-common.c.
16404         * Makefile.in (OBJS): Remove params.o.
16405         (OBJS-libcommon-target): Add params.o.
16406         (params.o, $(common_out_object_file)): Update dependencies.
16407         * doc/tm.texi: Regenerate.
16408
16409 2011-06-23  Alan Modra  <amodra@gmail.com>
16410
16411         PR bootstrap/49383
16412         * config/rs6000/rs6000.c (call_ABI_of_interest): Adjust cgraph
16413         invocation for 2011-06-09 changes.
16414
16415 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
16416
16417         PR libgomp/49490
16418         * omp-low.c (expand_omp_for_static_nochunk): Only
16419         use n ceil/ nthreads size for the first n % nthreads threads in the
16420         team instead of all threads except for the last few ones which
16421         get less work or none at all.
16422
16423         PR debug/49496
16424         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Ignore debug
16425         uses.
16426
16427 2011-06-22  Richard Guenther  <rguenther@suse.de>
16428
16429         PR tree-optimization/49493
16430         * tree-ssa-structalias.c (get_constraint_for_ssa_var):
16431         Refer to the alias target of variables.
16432         (associate_varinfo_to_alias_1): Remove.
16433         (ipa_pta_execute): Do not associate aliases with anything.
16434         * cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
16435         (cgraph_function_node): Likewise.
16436         (cgraph_function_or_thunk_node): Likewise.
16437         (varpool_variable_node): Likewise.
16438
16439 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
16440
16441         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Fix -mtls-dialect typo.
16442         * config.gcc (arm*-*-linux*): Default to gnu tls.
16443         (arm*-*-*): Add --with-tls option.
16444         (all_defaults): Add 'tls'.
16445
16446 2011-06-22  Richard Henderson  <rth@redhat.com>
16447
16448         * reg-notes.def (REG_CFA_WINDOW_SAVE): New.
16449         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
16450         (dwarf2out_frame_debug_cfa_window_save): Rename from
16451         dwarf2out_window_save; make static.
16452         * tree.h (dwarf2out_window_save): Don't declare.
16453
16454         * config/sparc/sparc.c (sparc_dwarf_handle_frame_unspec): Remove.
16455         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
16456         (emit_save_register_window): Rename from gen_save_register_window;
16457         emit the insn and add REG_CFA_* notes.
16458         (sparc_expand_prologue): Update to match.
16459         * config/sparc/sparc.md (save_register_window_1): Simplify from
16460         save_register_window<P:mode>.
16461
16462 2011-06-22  H.J. Lu  <hongjiu.lu@intel.com>
16463
16464         PR target/49497
16465         * config/i386/i386.md (*lea_general_2): Always allow SImode.
16466         (*lea_general_2_zext): Likewise.
16467         (imul to lea peepholes): Use const359_operand and check
16468         TARGET_PARTIAL_REG_STALL.
16469
16470         * config/i386/predicates.md (const359_operand): New.
16471
16472 2011-06-22  Michael Matz  <matz@suse.de>
16473
16474         * cgraphunit.c (assemble_thunk): Use correct return type.
16475
16476 2011-06-22  Dmitry Plotnikov  <dplotnikov@ispras.ru>
16477             Dmitry Melnik  <dm@ispras.ru>
16478
16479         * config/arm/arm.c (neon_immediate_valid_for_shift): New function.
16480         (neon_output_shift_immediate): Ditto.
16481         * config/arm/arm-protos.h (neon_immediate_valid_for_shift): New
16482         prototype.
16483         (neon_output_shift_immediate): Ditto.
16484         * config/arm/neon.md (vashl<mode>3): Modified constraint.
16485         (vashr<mode>3_imm): New insn pattern.
16486         (vlshr<mode>3_imm): Ditto.
16487         (vashr<mode>3): Modified constraint.
16488         (vlshr<mode>3): Ditto.
16489         * config/arm/predicates.md (imm_for_neon_lshift_operand): New
16490         predicate.
16491         (imm_for_neon_rshift_operand): Ditto.
16492         (imm_lshift_or_reg_neon): Ditto.
16493         (imm_rshift_or_reg_neon): Ditto.
16494
16495         * optabs.c (init_optabs): Init optab codes for vashl, vashr, vlshr.
16496
16497 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
16498
16499         * tree-ssa-ccp.c (evaluate_stmt): Try bitwise tracking for
16500         builtin calls even if likelyvalue is not CONSTANT.
16501         Handle BUILT_IN_STRDUP and BUILT_IN_STRNDUP like BUILT_IN_MALLOC.
16502         Return get_value_for_expr of first operand
16503         for BUILT_IN_{MEM{CPY,MOVE,SET},STR{,N}CPY}{,_CHK}.
16504         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
16505         BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK like
16506         their non-checking counterparts.
16507         (call_may_clobber_ref_p_1): Likewise.
16508         (stmt_kills_ref_p_1): Handle BUILT_IN_MEM{{,P}CPY,MOVE,SET}_CHK
16509         like their non-checking counterparts.
16510         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16511         Handle BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK
16512         like their non-checking counterparts.
16513         (find_func_clobbers): Likewise.
16514         * tree-ssa-dce.c (propagate_necessity): Handle BUILT_IN_MEMSET_CHK
16515         like BUILT_IN_MEMSET and BUILT_IN_CALLOC like BUILT_IN_MALLOC.
16516
16517         * dwarf2out.c (size_of_loc_descr, output_loc_operands,
16518         mark_base_types, hash_loc_operands, compare_loc_operands): Allow
16519         DW_OP_GNU_convert and DW_OP_GNU_reinterpret to use constant instead
16520         of base type reference as argument.
16521         (resolve_addr_in_expr): Likewise.  Fix keep computation.
16522         (convert_descriptor_to_signed): Renamed to...
16523         (convert_descriptor_to_mode): ... this.  For wider types convert to
16524         unsigned instead of signed, for <= DWARF2_ADDR_SIZE convert to untyped.
16525         (typed_binop): New function.
16526         (scompare_loc_descriptor, ucompare_loc_descriptor,
16527         minmax_loc_descriptor, mem_loc_descriptor): For wider integer modes
16528         default to unsigned type instead of signed.
16529
16530         PR debug/47858
16531         * gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_SOURCE_BIND.
16532         (gimple_build_debug_source_bind_stat): New prototype.
16533         (gimple_build_debug_source_bind): Define.
16534         (gimple_debug_source_bind_p, gimple_debug_source_bind_get_var,
16535         gimple_debug_source_bind_get_value,
16536         gimple_debug_source_bind_get_value_ptr,
16537         gimple_debug_source_bind_set_var,
16538         gimple_debug_source_bind_set_value): New inlines.
16539         * gimple.c (gimple_build_debug_source_bind_stat): New function.
16540         * gimple-pretty-print.c (dump_gimple_debug): Handle
16541         GIMPLE_DEBUG_SOURCE_BIND.
16542         * sese.c (rename_uses): Handle gimple_debug_source_bind_p.
16543         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16544         * tree-parloops.c (eliminate_local_variables,
16545         separate_decls_in_region): Likewise.
16546         (separate_decls_in_region_debug): Renamed from
16547         separate_decls_in_region_debug_bind.  Handle
16548         gimple_debug_source_bind_p.
16549         * tree.h (decl_debug_args_lookup, decl_debug_args_insert): New
16550         prototypes.
16551         (DECL_HAS_DEBUG_ARGS_P): Define.
16552         (struct tree_function_decl): Add has_debug_args_flag field.
16553         * tree.c (debug_args_for_decl): New variable.
16554         (decl_debug_args_lookup, decl_debug_args_insert): New functions.
16555         * tree-into-ssa.c (mark_def_sites): Handle uses in debug stmts.
16556         (rewrite_debug_stmt_uses): New function.
16557         (rewrite_stmt): Use it to rewrite debug stmt uses.
16558         * rtl.def (DEBUG_PARAMETER_REF): New.
16559         * rtl.h (DEBUG_PARAMETER_REF_DECL): Define.
16560         * cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Handle
16561         DEBUG_PARAMETER_REF.
16562         * rtl.c (rtx_equal_p_cb, rtx_equal_p, iterative_hash_rtx): Likewise.
16563         * print-rtl.c (print_rtx): Likewise.
16564         * tree-sra.c (sra_ipa_reset_debug_stmts): Prefer replacing of
16565         SSA_NAMEs with DEBUG_EXPR_DECLs initialized in source bind
16566         debug stmts in the first bb.
16567         * tree-inline.c (remap_ssa_name): If remapping default def
16568         of a PARM_DECL fails, map to a DEBUG_EXPR_DECL set in
16569         a source bind debug stmt.
16570         (remap_gimple_stmt): Handle gimple_debug_source_bind_p.
16571         (maybe_move_debug_stmts_to_successors): Likewise.
16572         (copy_debug_stmt): Likewise.  Avoid shadowing a variable.
16573         (tree_function_versioning): If DECL_HAS_DEBUG_ARGS_P, copy
16574         debug args vector from old_decl to new_decl.
16575         * ipa-prop.c (ipa_modify_call_arguments): For optimized away
16576         or modified parameters, add debug bind stmts before call
16577         setting DEBUG_EXPR_DECL which is remembered in debug args vector.
16578         * cfgexpand.c (expand_call_stmt): Call expand_debug_expr
16579         on DECL_DEBUG_EXPRs from debug args vector.
16580         (expand_debug_source_expr): New function.
16581         (expand_debug_locations): Use it for source bind insns.
16582         (expand_gimple_basic_block): Handle gimple_debug_source_bind_p.
16583         * var-tracking.c (prepare_call_arguments): Add debug args
16584         to call_arguments if any.
16585         * dwarf2out.c (dwarf_stack_op_name, size_of_loc_descr,
16586         output_loc_operands, output_loc_operands_raw, resolve_addr_in_expr,
16587         compare_loc_operands): Handle DW_OP_GNU_parameter_ref.
16588         (get_ref_die_offset, parameter_ref_descriptor): New functions.
16589         (mem_loc_descriptor): Handle DEBUG_PARAMETER_REF.
16590         (gen_subprogram_die): Handle parameters identified by
16591         DEBUG_PARAMETER_REF.
16592
16593 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
16594
16595         * doc/invoke.texi (ARM Options): Document -mtls-dialect option.
16596         * doc/install.texi (Configuration): Document --with-tls.
16597         * config/arm/arm.c (enum tls_reloc): Add TLS_DESCSEQ.
16598         (arm_call_tls_get_addr): Clean up. Assert not tls descriptor.
16599         (arm_tls_descseq_addr): New.
16600         (legitimize_tls_address): Add tlsdesc support.
16601         (arm_cannot_copy_insn_p): Check for tlscall.
16602         (arm_emit_tls_decoration): Likewise.
16603         * config/arm/arm.h (TARGET_GNU2_TLS): New.
16604         (OPTION_DEFAULT_SPECS): Add with-tls support.
16605         * config/arm/arm.md (R1_REGNUM): Define.
16606         (tlscall): New.
16607         * config/arm/arm.opt (tls_type): New enumeration type and values.
16608         (mtls-dialect): New switch.
16609         * config/arm/arm-opts.h (enum tls_type): New.
16610
16611 2011-06-21  Nicola Pero  <nicola.pero@meta-innovation.com>
16612
16613         * attribs.c (register_attribute): Added assert to check that all
16614         attribute specs are registered with a name that is not empty and
16615         does not start with '_'.
16616         (decl_attributes): Avoid the lookup of the "naked" attribute spec
16617         if the function has no attributes.
16618         * tree.c (is_attribute_with_length_p): Removed.
16619         (is_attribute_p): Removed.
16620         (private_is_attribute_p): New.
16621         (private_lookup_attribute): New.
16622         (lookup_attribute): Removed.
16623         (lookup_ident_attribute): New.
16624         (remove_attribute): Require the first argument to be in the form
16625         'text', not '__text__'.  Updated asserts.
16626         (merge_attributes): Use lookup_ident_attributes instead of
16627         lookup_attribute.
16628         (merge_dllimport_decl_attributes): Use remove_attribute.
16629         (attribute_list_contained): Likewise.
16630         (attribute_list_equal): Immediately return 1 if the arguments are
16631         identical pointers.
16632         * tree.h (is_attribute_p): Made inline.  Return a 'bool', not an
16633         'int'.  Require the first argument to be in the form 'text', not
16634         '__text__'.  Require the second argument to be an identifier.
16635         (lookup_attribute): Made inline.  Require the first argument to be
16636         in the form 'text', not '__text__'.
16637         (private_is_attribute_p, private_lookup_attribute): New.
16638         Updated comments.
16639
16640 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
16641
16642         * builtins.c: Add sync_ or SYNC__ to builtin names.
16643         * sync-builtins.def: Add sync_ or SYNC__ to builtin names.
16644         * omp-low.c: Add sync_ or SYNC__ to builtin names.
16645
16646 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
16647
16648         PR target/33049
16649         * config/avr/avr.md (extzv): New expander.
16650         (*extzv): New insn.
16651         (*extzv.qihi1, *extzv.qihi2): New insn-and-split.
16652         * config/avr/constraints.md (C04): New constraint.
16653         * doc/md.texi (Machine Constraints): Document it.
16654
16655 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
16656
16657         PR middle-end/49489
16658         * builtins.c (expand_builtin_unop): Call expand_unop with 0 as
16659         unsignedp argument instead of 1 for clrsb_optab.
16660         (fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT
16661         and < 2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
16662         (fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
16663         * optabs.c (widen_leading): Call widen_operand and expand_unop
16664         with 0 as unsignedp argument instead of 1 for clrsb_optab.
16665         (expand_unop): Subtract difference of mode sizes also for clrsb_optab.
16666
16667 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
16668
16669         * config/avr/avr.md (*jcindirect_jump): Fix build warning.
16670
16671 2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>
16672
16673         * gensupport.c (add_define_attr): New static function.
16674         (is_predicable): Allow multi-alternative lists for the "predicable"
16675         attribute.
16676         (modify_attr_enabled_ce, alter_attrs_for_insn): New static functions.
16677         (process_one_cond_exec): Call alter_attrs_for_insn.
16678         * doc/md.texi (Defining Attributes): Mention some standard names.
16679         (Conditional Execution): Update documentation for "predicable".
16680
16681         * doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
16682         __builtin_clrsbll): Document.
16683         * doc/rtl.texi (clrsb): New entry.
16684         * optabs.c (widen_leading): Renamed from widen_clz.  New argument
16685         UNOPTAB.  All callers changed.  Use UNOPTAB instead of clz_optab.
16686         (expand_unop): Handle clrsb_optab.
16687         (init_optabs): Initialize it.
16688         * optabs.h (enum optab_index): New entry OTI_clrsb.
16689         (clrsb_optab): Define.
16690         * genopinit.c (optabs): Add an entry for it.
16691         * builtins.c (expand_builtin): Handle clrsb builtin functions.
16692         * builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
16693         BUILT_IN_CLRSBLL): New.
16694         * rtl.def (CLRSB): New code.
16695         * dwarf2out.c (mem_loc_descriptor): Handle it.
16696         * simplify-rtx.c (simplify_const_unary_operation): Likewise.
16697         Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
16698         and popcount.
16699         * libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
16700         * libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
16701         (__ctzDI2): Move declaration.
16702         * config/bfin/bfin.md (clrsbsi2): New expander.
16703         (signbitssi2): Use the CLRSB rtx.
16704         (clrsbhi2): Renamed from signbitshi2.  Use the CLRSB rtx.
16705         * config/bfin/bfin.c (bdesc_1arg): Changed accordingly.
16706
16707 2011-06-21  Richard Guenther  <rguenther@suse.de>
16708
16709         * ipa-inline-transform.c (inline_transform): Fix previous change.
16710
16711 2011-06-21  Ira Rosen  <ira.rosen@linaro.org>
16712
16713         PR tree-optimization/49478
16714         * tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
16715         with constant operand.
16716
16717 2011-06-21  Richard Guenther  <rguenther@suse.de>
16718
16719         * ipa-inline-transform.c (inline_transform): Fix typo.
16720
16721 2011-06-21  Richard Guenther  <rguenther@suse.de>
16722
16723         PR tree-optimization/49483
16724         * tree-vect-stmts.c (vectorizable_assignment): Also handle
16725         VIEW_CONVERT_EXPR conversions.
16726
16727 2011-06-21  Joseph Myers  <joseph@codesourcery.com>
16728
16729         * config/avr/avr-mcus.def, config/avr/genopt.sh: New files.
16730         * config/avr/avr-tables.opt: New file (generated).
16731         * config.gcc (avr-*-*): Use avr/avr-tables.opt.
16732         * config/avr/avr-devices.c (avr_mcu_types): Move contents to
16733         avr-mcus.def.
16734         * config/avr/avr.c (avr_help, TARGET_HELP): Remove.
16735         (avr_option_override): Don't process -mmcu= argument here.  Set
16736         avr_current_device using avr_mcu_index.
16737         (avr_file_start): Use avr_current_device->name instead of avr_mcu_name.
16738         * config/avr/avr.opt (mmcu=): Use Enum.
16739         * config/avr/t-avr (avr-devices.o): Update dependencies.
16740         ($(srcdir)/config/avr/avr-tables.opt): New.
16741         * target.def (help): Remove.
16742         * doc/tm.texi.in (TARGET_HELP): Remove.
16743         * doc/tm.texi: Regenerate.
16744         * opts.c: Don't include target.h.
16745         (common_handle_option): Don't call targetm.help.
16746         * system.h (TARGET_HELP): Poison.
16747         * Makefile.in (opts.o): Update dependencies.
16748
16749 2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16750
16751         * config/usegld.h: New file.
16752         * config/sol2.h (PREFERRED_DEBUGGING_TYPE): Remove.
16753         (CPP_SUBTARGET_SPEC): Remove -compat-bsd support.
16754         (LIB_SPEC): Likewise.  Search /lib.
16755         (LINK_ARCH32_SPEC_BASE): Remove -compat-bsd support.
16756         (RDYNAMIC_SPEC): Handle GNU ld.
16757         [HAVE_LD_EH_FRAME_HDR && TARGET_DL_ITERATE_PHDR] (LINK_EH_SPEC):
16758         Define.
16759         (SUPPORTS_INIT_PRIORITY): Only disable for Sun ld.
16760         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Define.
16761         [!USE_GAS] (NO_DBX_BNSYM_ENSYM): Redefine.
16762         (STACK_CHECK_STATIC_BUILTIN): Define.
16763         * config/sol2.opt (compat-bsd): Remove.
16764         * config/sol2-10.h (TARGET_C99_FUNCTIONS): Remove undef.
16765         * config/sol2-bi.h: New file.
16766         * config/sol2-gld.h: Remove.
16767         * config/i386/sol2.h (TLS_COMMON_ASM_OP): Only define if !USE_GAS.
16768         (NO_DBX_BNSYM_ENSYM): Remove.
16769         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
16770         (STACK_CHECK_STATIC_BUILTIN): Remove.
16771         Test USE_GLD instead of TARGET_GNU_LD.
16772         * config/i386/sol2-10.h: Rename to ...
16773         * config/i386/sol2-bi.h .. this.
16774         (SUBTARGET_EXTRA_SPECS): Redefine.
16775         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Remove.
16776         (MULTILIB_DEFAULTS): Remove.
16777         (DEFAULT_ARCH32_P): Define.
16778         (LINK_ARCH64_SPEC_BASE, LINK_ARCH64_SPEC): Remove.
16779         (ARCH64_SUBDIR): Define.
16780         Test USE_GLD instead of TARGET_GNU_LD.
16781         (I386_EMULATION): Rename to ...
16782         (ARCH32_EMULATION): ... this.
16783         (X86_64_EMULATION): Rename to ...
16784         (ARCH64_EMULATION): ... this.
16785         (TARGET_LD_EMULATION): Remove.
16786         (LINK_ARCH_SPEC): Remove.
16787         * config/i386/sol2-gas.h: Remove.
16788         * config/i386/t-sol2-10: Rename to ...
16789         * config/i386/t-sol2-64: ... this.
16790         * config/sparc/sol2.h (SPARC_DEFAULT_CMODEL): Redefine.
16791         (AS_SPARC64_FLAG): Define.
16792         (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Redefine.
16793         (CPP_CPU64_DEFAULT_SPEC, ASM_CPU32_DEFAULT_SPEC): Redefine
16794         depending on TARGET_CPU_DEFAULT.
16795         (CPP_CPU_SPEC): Redefine.
16796         (ASM_CPU_SPEC): Handle DEFAULT_ARCH32_P.
16797         (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Redefine.
16798         (CPP_ARCH32_SPEC, CPP_ARCH64_SPEC, CPP_ARCH_SPEC): Redefine.
16799         (ASM_ARCH_SPEC, ASM_ARCH32_SPEC, ASM_ARCH64_SPEC,
16800         ASM_ARCH_DEFAULT_SPEC): Redefine.
16801         (SUBTARGET_EXTRA_SPECS): Add LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
16802         LINK_ARCH_DEFAULT_SPEC.
16803         [USE_GLD] (ARCH32_EMULATION, ARCH64_EMULATION): Define.
16804         [USE_GLD] (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Redefine.
16805         (ARCH64_SUBDIR): Define.
16806         (LINK_ARCH64_SPEC): Redefine.
16807         (CC1_SPEC): Redefine.
16808         (OPTION_DEFAULT_SPECS): Redefine.
16809         (MULTILIB_DEFAULTS): Define.
16810         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Redefine.
16811         [USE_GAS && HAVE_AS_TLS] (TARGET_SUN_TLS, TARGET_GNU_TLS): Redefine.
16812         [USE_GLD] (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undef.
16813         (NO_DBX_BNSYM_ENSYM): Remove.
16814         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
16815         (ASM_OUTPUT_ALIGN_WITH_NOP): Only define if !USE_GAS.
16816         (TARGET_ASM_NAMED_SECTION): Likewise.
16817         (STACK_CHECK_STATIC_BUILTIN): Remove.
16818         * config/sparc/sol2-bi.h: Remove.
16819         * config/sparc/sol2-gas-bi.h: Remove.
16820         * config/sparc/sol2-gas.h: Remove.
16821         * config/sparc/sol2-gld-bi.h: Remove.
16822         * config.gcc (i[34567]86-*-solaris2*, sparc*-*-solaris2*): Move
16823         common parts ...
16824         (*-*-solaris2*): ... here.
16825
16826 2011-06-21  Christian Bruel  <christian.bruel@st.com>
16827
16828         PR other/43564
16829         * ipa-inline.c (can_inline_edge_p): Check
16830         !DECL_DISREGARD_INLINE_LIMITS.
16831
16832 2011-06-21  Christian Bruel  <christian.bruel@st.com>
16833
16834         PR middle-end/49139
16835         * cgraphunit.c (process_function_and_variable_attributes): warn when
16836         always_inline functions that are not inline.
16837         * ipa-inline-transform.c (inline_transform): Always call
16838         optimize_inline.
16839         * tree-inline.c (tree_inlinable_function_p): Use error instead
16840         of sorry.
16841         (expand_call_inline): Likewise.
16842
16843 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
16844
16845         * Makefile.in (dg_target_exps): Set.
16846         (check_gcc_parallelize): Parallelize gcc testing into 10 jobs
16847         instead of 7, try to divide it more evenly.
16848
16849 2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>
16850
16851         PR target/49089
16852         * config/i386/i386.c (avx256_split_unaligned_load): New definition.
16853         (avx256_split_unaligned_store): New definition.
16854         (ix86_option_override_internal): Enable avx256 unaligned load/store
16855         splitting only when avx256_split_unaligned_load/store is set.
16856
16857 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
16858
16859         * regrename.c (scan_rtx_reg): Handle the case where we write to an
16860         open chain in a smaller mode without failing the entire block.
16861
16862 2011-06-21  Alan Modra  <amodra@gmail.com>
16863
16864         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
16865         CONST high part large-toc address.
16866         (rs6000_tls_referenced_p): Make static.
16867         * config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.
16868
16869 2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
16870
16871         PR target/49385
16872         * config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
16873         one of the operands is a register.
16874
16875 2011-06-20  Kai Tietz  <ktietz@redhat.com>
16876
16877         * fold-const.c (fold_binary_loc): Add missing folding for truth-not
16878         operations in combination with binary and.
16879
16880 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
16881
16882         * regrename.c (do_replace): Don't update notes.
16883
16884 2011-06-20  Alan Modra  <amodra@gmail.com>
16885
16886         * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
16887         of toc-relative address in CONST.
16888         (rs6000_delegitimize_address): Recognize changed address.
16889         (rs6000_legitimize_reload_address): Likewise.
16890         (rs6000_emit_move): Don't force these constants to memory.
16891         * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
16892         toc-relative address in CONST.
16893         (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
16894         (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
16895
16896 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
16897
16898         * longlong.h (count_leading_zeros): Use long long builtin for x86-64.
16899         (count_trailing_zeros): Likewise.
16900
16901 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
16902
16903         PR other/49325
16904         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
16905         .init_array can be used with .ctors on targets.
16906         * configure: Regenerated.
16907
16908 2011-06-18  Eric Botcazou  <ebotcazou@adacore.com>
16909
16910         * tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
16911         if the element type is volatile.
16912
16913 2011-06-18  Jan Hubicka  <jh@suse.cz>
16914
16915         * lto-symtab.c (lto_varpool_replace_node): Remove code handling
16916         extra name aliases.
16917         (lto_symtab_resolve_can_prevail_p): Likewise.
16918         (lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
16919         * cgraphbuild.c (record_reference): Remove extra body alias code.
16920         (mark_load): Likewise.
16921         (mark_store): Likewise.
16922         * cgraph.h (varpool_node): Remove extra_name filed;
16923         add alias_of and extraname_alias.
16924         (varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
16925         (varpool_alias_aliased_node): New inline function.
16926         (varpool_variable_node): New function.
16927         * cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
16928         * ipa-ref.c (ipa_record_reference): Allow aliases on variables.
16929         * lto-cgraph.c (lto_output_varpool_node): Update streaming.
16930         (input_varpool_node): Likewise.
16931         * lto-streamer-out.c (produce_symtab): Remove extra name aliases.
16932         (varpool_externally_visible_p): Remove extra body alias code.
16933         (function_and_variable_visibility): Likewise.
16934         * tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
16935         (ipa_pta_execute): Use it.
16936         * varpool.c (varpool_remove_node): Remove extra name alias code.
16937         (varpool_mark_needed_node): Likewise.
16938         (varpool_analyze_pending_decls): Analyze aliases.
16939         (assemble_aliases): New functoin.
16940         (varpool_assemble_decl): Use it.
16941         (varpool_create_variable_alias): New function.
16942         (varpool_extra_name_alias): Rewrite.
16943         (varpool_for_node_and_aliases): New function.
16944
16945 2011-06-18  Jakub Jelinek  <jakub@redhat.com>
16946
16947         PR target/49411
16948         * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
16949         last_arg_constant and last argument doesn't match its predicate,
16950         for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
16951         if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
16952         (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
16953         spelling of error message.
16954         * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
16955         vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
16956         const_0_to_255_operand instead of const_int_operand.
16957
16958         Revert:
16959         2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
16960
16961         * config/i386/sse.md (blendbits): Remove mode attribute.
16962         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
16963         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
16964         Check integer value of operand 3 in insn constraint.
16965
16966 2011-06-17  Hans-Peter Nilsson  <hp@axis.com>
16967
16968         PR rtl-optimization/48542
16969         * reload.c (find_equiv_reg): Stop looking when finding a
16970         setjmp-type call.
16971         * reload1.c (reload_as_needed): Invalidate all reload
16972         registers when crossing a setjmp-type call.
16973
16974 2011-06-16  Jeff Law  <law@redhat.com>
16975
16976         * tree-ssa-threadupdate.c (struct redirection_data): New field
16977         intermediate_edge.
16978         (THREAD_TARGET2): Define.
16979         (redirection_data_eq): Also check that the intermediate edge is equal.
16980         (lookup_redirection_data): Drop useless argument.  Extract the
16981         outgoing_edge and intermediate edge from E.  Callers updated.
16982         (copy_phi_args, update_destination_phis): New functions.
16983         (fix_duplicate_block_edges): Likewise.
16984         (create_edge_and_update_destination_phis): Duplicate all the edges
16985         hung off e->aux.  Use copy_phi_args.
16986         (create_duplicates): Use fix_duplicate_block_edges.
16987         (fixup_template_block): Likewise.
16988         (redirect_edges): If necessary, redirect the joiner block's incoming
16989         edge to the duplicate of the joiner block.
16990         (thread_block): Don't muck up loops when threading through a joiner
16991         block.
16992         (thread_through_loop_header): Handle threading through a joiner block.
16993         (mark_threaded_blocks, register_jump_thread): Likewise.
16994         * tree-flow.h (register_jump_thread): Add new argument.  Callers
16995         updated.
16996         * tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
16997         (thread_across_edge): Handle threading through a joiner block.
16998
16999 2011-06-16  Martin Jambor  <mjambor@suse.cz>
17000
17001         PR tree-optimization/49343
17002         * tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
17003         calculate offset, provide 2nd operand for the new COMPONENT_REF.
17004
17005 2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>
17006
17007         * config/darwin-protos.h (machopic_select_rtx_section): Move to
17008         inside RTX_CODE ifdef.
17009
17010 2011-06-16  Tom de Vries  <tom@codesourcery.com>
17011
17012         PR target/45098
17013         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
17014         Disallow NULL pointer for pointer arithmetic.
17015
17016 2011-06-16  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
17017
17018         PR target/49398
17019         Revert.
17020         2011-06-10  Wei Guozhi  <carrot@google.com>
17021
17022         PR target/45335
17023         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
17024         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
17025         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
17026         related peephole2.
17027         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
17028         related peephole2.
17029         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
17030         (arm_legitimate_ldrd_p): New prototype.
17031         (arm_output_ldrd): New prototype.
17032         * config/arm/arm.c (arm_check_ldrd_operands): New function.
17033         (arm_legitimate_ldrd_p): New function.
17034         (arm_output_ldrd): New function.
17035
17036 2011-06-16  Joern Rennecke  <joern.rennecke@embecosm.com>
17037
17038         PR middle-end/46500
17039         * doc/tm.texi.in: Update Copyright date.
17040         * doc/tm.texi: Regenerate.
17041         * targhooks.c (default_setup_incoming_varargs): Replace
17042         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17043         (default_pretend_outgoing_varargs_named): Likewise.
17044         (hook_pass_by_reference_must_pass_in_stack): Likewise.
17045         (hook_callee_copies_named): Likewise.
17046         (default_function_arg_advance): Likewise.
17047         (default_function_arg): Likewise.
17048         (default_function_incoming_arg): Likewise.
17049         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
17050         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
17051         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
17052         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
17053         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
17054         * targhooks.h (default_setup_incoming_varargs): Likewise.
17055         (default_pretend_outgoing_varargs_named): Likewise.
17056         (hook_pass_by_reference_must_pass_in_stack): Likewise.
17057         (hook_callee_copies_named): Likewise.
17058         (default_function_arg_advance): Likewise.
17059         (default_function_arg): Likewise.
17060         (default_function_incoming_arg): Likewise.
17061         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
17062         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
17063         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
17064         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
17065         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
17066         * target.def (pass_by_reference): Likewise.
17067         (setup_incoming_varargs, strict_argument_naming): Likewise.
17068         (pretend_outgoing_varargs_named, callee_copies): Likewise.
17069         (arg_partial_bytes, function_arg_advance, function_arg): Likewise.
17070         (function_incoming_arg): Likewise.
17071         * target.h: Don't include "tm.h" .
17072         (cumulative_args_t): New typedef.
17073         [GCC_TM_H] (get_cumulative_args): New static inline function.
17074         [GCC_TM_H] (pack_cumulative_args): Likewise.
17075         * config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
17076         argument type with cumulative_args_t.
17077         (alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
17078         (alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
17079         * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
17080         (frv_arg_partial_bytes, frv_function_arg): Likewise.
17081         (frv_function_incoming_arg, frv_function_arg_advance): Likewise.
17082         (frv_function_arg_1): Likewise.
17083         * config/s390/s390.c (s390_pass_by_reference): Likewise.
17084         (s390_function_arg_advance, s390_function_arg): Likewise.
17085         * config/m32c/m32c.c (m32c_function_arg): Likewise.
17086         (m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
17087         (m32c_strict_argument_naming): Likewise.
17088         * config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
17089         (spu_function_arg_advance): Likewise.
17090         (spu_setup_incoming_varargs): Likewise.  Make static.
17091         * config/spu/spu-protos.h (spu_setup_incoming_varargs):
17092         Remove prototype.
17093         * config/sparc/sparc.c (sparc_strict_argument_naming): Replace
17094         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17095         (sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
17096         (sparc_function_arg, sparc_function_incoming_arg): Likewise.
17097         (sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
17098         * config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
17099         (mep_pass_by_reference, mep_function_arg): Likewise.
17100         (mep_function_arg_advance): Likewise.
17101         * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
17102         (m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
17103         (m32r_function_arg, m32r_function_arg_advance): Likewise.
17104         * config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
17105         * config/i386/i386.c (ix86_function_arg_advance): Likewise.
17106         (ix86_function_arg, ix86_pass_by_reference): Likewise.
17107         (ix86_setup_incoming_varargs): Likewise.
17108         * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
17109         (sh_strict_argument_naming): Likewise.
17110         (sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
17111         (sh_callee_copies, sh_arg_partial_bytes): Likewise.
17112         (sh_function_arg_advance, sh_function_arg): Likewise.
17113         * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
17114         (pdp11_function_arg_advance): Likewise.
17115         * config/microblaze/microblaze.c (microblaze_function_arg_advance):
17116         Likewise.
17117         (microblaze_function_arg, function_arg_partial_bytes): Likewise.
17118         * config/avr/avr.c (avr_function_arg): Likewise.
17119         (avr_function_arg_advance): Likewise.
17120         * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
17121         (xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
17122         (xtensa_function_arg_1): Likewise.
17123         * config/stormy16/stormy16.c (xstormy16_function_arg_advance):
17124         Likewise.
17125         (xstormy16_function_arg): Likewise.
17126         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
17127         (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
17128         (fr30_function_arg_advance): Likewise.
17129         * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
17130         (lm32_function_arg, lm32_function_arg_advance): Likewise.
17131         * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
17132         (moxie_function_arg, moxie_function_arg_advance): Likewise.
17133         (moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
17134         * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
17135         (cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
17136         (cris_function_arg, cris_function_incoming_arg): Likewise.
17137         (cris_function_arg_advance, cris_function_arg_1): Likewise.
17138         * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
17139         (iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
17140         (iq2000_function_arg, iq2000_function_arg_advance): Likewise.
17141         * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
17142         (mn10300_function_arg, mn10300_function_arg_advance): Likewise.
17143         (mn10300_arg_partial_bytes): Likewise.
17144         * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
17145         (ia64_arg_partial_bytes, ia64_function_arg): Likewise.
17146         (ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
17147         (ia64_function_arg_1): Likewise.
17148         * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
17149         (m68k_function_arg): Likewise.
17150         * config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
17151         (rs6000_function_arg, setup_incoming_varargs): Likewise.
17152         (rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
17153         * config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
17154         (picochip_function_arg, picochip_incoming_function_arg): Likewise.
17155         (picochip_arg_advance): Likewise.
17156         * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
17157         (mcore_arg_partial_bytes, mcore_function_arg): Likewise.
17158         (mcore_function_arg_advance): Likewise.
17159         * config/score/score.c (score_pass_by_reference): Likewise.
17160         (score_function_arg_advance): Likewise.
17161         (score_arg_partial_bytes): Likewise.  Make static.
17162         * config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
17163         * config/arm/arm.c (arm_arg_partial_bytes): Replace
17164         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17165         (arm_function_arg, arm_function_arg_advance): Likewise.
17166         (arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
17167         * config/pa/pa.c (pa_pass_by_reference): Likewise.
17168         (pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
17169         (pa_function_arg): Likewise.
17170         * config/mips/mips.c (mips_strict_argument_naming): Likewise.
17171         (mips_function_arg, mips_function_arg_advance): Likewise.
17172         (mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
17173         (mips_callee_copies, mips_setup_incoming_varargs): Likewise.
17174         * config/vax/vax.c (vax_function_arg): Likewise.
17175         (vax_function_arg_advance): Likewise.
17176         * config/h8300/h8300.c (h8300_function_arg): Likewise.
17177         (h8300_function_arg_advance): Likewise.
17178         * config/v850/v850.c (v850_pass_by_reference): Likewise.
17179         (v850_strict_argument_naming, v850_function_arg): Likewise.
17180         (v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
17181         (v850_setup_incoming_varargs): Likewise.
17182         * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
17183         (mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
17184         (mmix_function_arg, mmix_pass_by_reference): Likewise.
17185         (mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
17186         with const void *.
17187         * config/bfin/bfin.c (setup_incoming_varargs): Replace
17188         CUMULATIVE_ARGS* argument type with cumulative_args_t.
17189         (bfin_function_arg_advance, bfin_function_arg): Likewise.
17190         (bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
17191         * calls.c (emit_call_1): Change type of args_so_far to
17192         cumulative_args_t.  Changed all callers.
17193         (initialize_argument_information): Likewise.
17194         (expand_call, emit_library_call_value_1): Use pack_cumulative_args.
17195         * dse.c (get_call_args): Likewise.
17196         * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17197         * function.c (pass_by_reference, reference_callee_copied): Likewise.
17198         (struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
17199         New member args_so_far_v.  Changed all users.
17200         * var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
17201         * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
17202         * config/mips/mips.c (mips_output_args_xfer): Likewise.
17203         * config/s390/s390.c (s390_call_saved_register_used): Likewise.
17204         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17205         * config/microblaze/microblaze.c (microblaze_expand_prologue):
17206         Likewise.
17207         * config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
17208         m32r_pass_by_reference.
17209
17210 2011-06-16  Ira Rosen  <ira.rosen@linaro.org>
17211
17212         * tree-vectorizer.h (vect_recog_func_ptr): Change the first
17213         argument to be a VEC of statements.
17214         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove the
17215         assert that pattern statements have to have their vector type set.
17216         * tree-vect-patterns.c (vect_recog_widen_sum_pattern):
17217         Change the first argument to be a VEC of statements.  Update
17218         documentation.
17219         (vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
17220         (vect_handle_widen_mult_by_const): New function.
17221         (vect_recog_widen_mult_pattern):  Change the first argument to be a
17222         VEC of statements.  Update documentation.  Check that the constant is
17223         INTEGER_CST.  Support multiplication by a constant that fits an
17224         intermediate type - call vect_handle_widen_mult_by_const.
17225         (vect_pattern_recog_1): Update vect_recog_func_ptr and its
17226         call.  Handle additional pattern statements if necessary.
17227
17228 2011-06-16  Nick Clifton  <nickc@redhat.com>
17229
17230         PR target/49427
17231         * config.gcc: Set cpu_type to v850 for any V850 architecture.
17232         (v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
17233         md_file, extra_modes, out_file and extra_options are these are all
17234         deduced from cpu_type.
17235
17236 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
17237
17238         * config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
17239         truncation mask to 63.
17240
17241 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
17242
17243         PR target/49313
17244         PR target/29524
17245         * longlong.h: Add AVR support:
17246         (count_leading_zeros): New macro.
17247         (count_trailing_zeros): New macro.
17248         (COUNT_LEADING_ZEROS_0): New macro.
17249         * config/avr/t-avr (LIB1ASMFUNCS): Add _ffssi2, _ffshi2, _loop_ffsqi2,
17250         _ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2, _paritydi2, _paritysi2,
17251         _parityhi2, _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
17252         _bswapsi2, _bswapdi2, _ashldi3, _ashrdi3, _lshrdi3.
17253         (LIB2FUNCS_EXCLUDE): Add _clz.
17254         * config/avr/libgcc.S (XCALL): Move up in file.
17255         (XJMP): New C Macro.
17256         (DEFUN): New asm macro.
17257         (ENDF): New asm macro.
17258         (__ffssi2): New function.
17259         (__ffshi2): New function.
17260         (__loop_ffsqi2): New function.
17261         (__ctzsi2): New function.
17262         (__ctzhi2): New function.
17263         (__clzdi2): New function.
17264         (__clzsi2): New function.
17265         (__clzhi2): New function.
17266         (__paritydi2): New function.
17267         (__paritysi2): New function.
17268         (__parityhi2): New function.
17269         (__parityqi2): New function.
17270         (__popcounthi2): New function.
17271         (__popcountsi2): New function.
17272         (__popcountdi2): New function.
17273         (__popcountqi2): New function.
17274         (__bswapsi2): New function.
17275         (__bswapdi2): New function.
17276         (__ashldi3): New function.
17277         (__ashrdi3): New function.
17278         (__lshrdi3): New function.
17279         Fix suspicous lines.
17280
17281 2011-06-16  Richard Guenther  <rguenther@suse.de>
17282
17283         * gimple.c (canonicalize_cond_expr_cond): (bool)x is not
17284         the same as x != 0.
17285         * fold-const.c (fold_binary_loc): Do not fold X & 1 != 0
17286         to (bool) X & 1.
17287         * ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
17288         equality compares against zero for the lower bit.
17289
17290 2011-06-16  Jakub Jelinek  <jakub@redhat.com>
17291
17292         PR tree-optimization/49419
17293         * tree-vrp.c (execute_vrp): Call init_range_assertions
17294         before estimate_numbers_of_iterations, call
17295         free_number_of_iterations_estimates before calling
17296         remove_range_assertions.
17297
17298 2011-06-16  Revital Eres  <revital.eres@linaro.org>
17299
17300         * modulo-sched.c (struct ps_insn): Remove row_rest_count field.
17301         (struct partial_schedule): Add rows_length field.
17302         (verify_partial_schedule): Check rows_length.
17303         (ps_insert_empty_row): Handle rows_length.
17304         (create_partial_schedule): Likewise.
17305         (free_partial_schedule): Likewise.
17306         (reset_partial_schedule): Likewise.
17307         (create_ps_insn): Remove rest_count argument.
17308         (remove_node_from_ps): Update rows_length.
17309         (add_node_to_ps): Update rows_length and call create_ps_insn
17310         without passing row_rest_count.
17311         (rotate_partial_schedule): Update rows_length.
17312
17313 2011-06-16  Revital Eres  <revital.eres@linaro.org>
17314
17315         * ddg.c (add_intra_loop_mem_dep): New function.
17316         (build_intra_loop_deps): Call it.
17317
17318 2011-06-13  Jeff Law  <law@redhat.com>
17319
17320         * df-problems.c (df_lr_local_compute): Manually CSE
17321         PIC_OFFSET_TABLE_REGNUM.
17322         * df-scan.c (df_get_regular_block_artificial_uses): Likewise.
17323         (df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.
17324
17325 2011-06-13  Jan Hubicka  <jh@suse.cz>
17326
17327         * cgraphunit.c (handle_alias_pairs): New function.
17328         (cgraph_finalize_compilation_unit): Use it.
17329         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
17330         as externally visible.
17331
17332 2011-06-15  Richard Guenther  <rguenther@suse.de>
17333
17334         * expr.c (expand_expr_real_2): Reduce all integral types to
17335         bitfield precision.
17336         (expand_expr_real_1): Likewise.
17337
17338 2011-06-15  Martin Jambor  <mjambor@suse.cz>
17339
17340         PR tree-optimization/48613
17341         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
17342         ipa_node_params_vector is NULL.
17343
17344 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
17345
17346         PR debug/49382
17347         * dwarf2out.c (dw_loc_list_node): Add force field.
17348         (add_var_loc_to_decl): For PARM_DECL, attempt to keep the incoming
17349         location in the list, even if it is modified before first real insn.
17350         (output_loc_list): Emit empty ranges with force flag set.
17351         (dw_loc_list): If first range of a PARM_DECL is empty, set force flag.
17352
17353 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
17354
17355         PR target/49349
17356         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
17357         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
17358         above a fence.  Update comments.
17359         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
17360         placed just above it.  Do not allow NULL place_to_insert.
17361
17362 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
17363
17364         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
17365         (slpeel_tree_peel_loop_to_edge): Don't call
17366         remove_dead_stmts_from_loop.
17367         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
17368         remove irrelevant pattern statements.  For irrelevant statements
17369         check if it is the last statement of a detected pattern, use
17370         corresponding pattern statement instead.
17371         (destroy_loop_vec_info): No need to remove pattern statements,
17372         only free stmt_vec_info.
17373         (vect_transform_loop): For irrelevant statements check if it is
17374         the last statement of a detected pattern, use corresponding
17375         pattern statement instead.
17376         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
17377         pattern statements.  Set basic block for the new statement.
17378         (vect_pattern_recog): Update documentation.
17379         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
17380         operands of pattern statements.
17381         (vectorizable_call): Fix printing.  In case of a pattern statement
17382         use the lhs of the original statement when creating a dummy
17383         statement to replace the original call.
17384         (vect_analyze_stmt): For irrelevant statements check if it is
17385         the last statement of a detected pattern, use corresponding
17386         pattern statement instead.
17387         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
17388         statements use gsi of the original statement.
17389
17390 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
17391
17392         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
17393         common/common-target-def.h.
17394         * target.def (default_target_flags, handle_option,
17395         supports_split_stack, optimization_table, init_struct,
17396         except_unwind_info, unwind_tables_default, have_named_sections):
17397         Move to common/common-target.def.
17398         * target.h (enum opt_levels, struct default_options): Move to
17399         common/common-target.h.
17400         * targhooks.c (default_except_unwind_info,
17401         dwarf2_except_unwind_info, sjlj_except_unwind_info,
17402         default_target_handle_option, empty_optimization_table): Move to
17403         common/common-targhooks.c.
17404         * targhooks.h (default_except_unwind_info,
17405         dwarf2_except_unwind_info, sjlj_except_unwind_info,
17406         default_target_handle_option, empty_optimization_table): Move to
17407         common/common-targhooks.h.
17408         * common/common-target-def.h: Include common/common-targhooks.h.
17409         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
17410         defined.
17411         * common/common-target.def (handle_option, option_init_struct,
17412         option_optimization_table, default_target_flags,
17413         except_unwind_info, supports_split_stack, unwind_tables_default,
17414         have_named_sections): Move from target.def.
17415         (HOOK_PREFIX): Undefine at end of file.
17416         * common/common-target.h: Include input.h.
17417         (enum opt_levels, struct default_options): Move from target.h.
17418         * common/common-targhooks.c, common/common-targhooks.h: New.
17419         * config.gcc (target_has_targetm_common): Default to yes.
17420         (moxie*): Set target_has_targetm_common=no.
17421         (hppa*-*-*): Don't set target_has_targetm_common=yes.
17422         * doc/tm.texi: Regenerate.
17423         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
17424         (C_TARGET_DEF_H): Add common/common-targhooks.h.
17425         (GCC_OBJS): Remove vec.o.
17426         (OBJS): Remove hooks.o and vec.o.
17427         (OBJS-libcommon-target): Add vec.o, hooks.o and
17428         common/common-targhooks.o.
17429         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
17430         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
17431         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
17432         cfglayout.o, $(out_object_file), $(common_out_object_file)):
17433         Update dependencies.
17434         (common/common-targhooks.o): New.
17435         * common/config/default-common.c: Include tm.h.  Add FIXME comment.
17436         * common/config/pa/pa-common.c: Include more headers.  Take
17437         copyright dates from pa.c.
17438         (pa_option_optimization_table, pa_handle_option,
17439         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
17440         TARGET_HANDLE_OPTION): Move from pa.c.
17441         * common/config/alpha/alpha-common.c,
17442         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
17443         common/config/bfin/bfin-common.c,
17444         common/config/cris/cris-common.c,
17445         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
17446         common/config/h8300/h8300-common.c,
17447         common/config/i386/i386-common.c,
17448         common/config/ia64/ia64-common.c,
17449         common/config/iq2000/iq2000-common.c,
17450         common/config/lm32/lm32-common.c,
17451         common/config/m32c/m32c-common.c,
17452         common/config/m32r/m32r-common.c,
17453         common/config/m68k/m68k-common.c,
17454         common/config/mcore/mcore-common.c,
17455         common/config/mep/mep-common.c,
17456         common/config/microblaze/microblaze-common.c,
17457         common/config/mips/mips-common.c,
17458         common/config/mmix/mmix-common.c,
17459         common/config/mn10300/mn10300-common.c,
17460         common/config/pdp11/pdp11-common.c,
17461         common/config/picochip/picochip-common.c,
17462         common/config/rs6000/rs6000-common.c,
17463         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
17464         common/config/score/score-common.c, common/config/sh/sh-common.c,
17465         common/config/sparc/sparc-common.c,
17466         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
17467         common/config/vax/vax-common.c,
17468         common/config/xstormy16/xstormy16-common.c,
17469         common/config/xtensa/xtensa-common.c: New.
17470         * config/alpha/alpha.c: Include common/common-target.h.
17471         (alpha_option_optimization_table, alpha_handle_option,
17472         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17473         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
17474         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
17475         * config/arm/arm.c (arm_option_optimization_table,
17476         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17477         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
17478         arm-common.c.
17479         * config/avr/avr.c (avr_option_optimization_table,
17480         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17481         to avr-common.c.
17482         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
17483         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
17484         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
17485         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
17486         * config/cris/cris.c (cris_option_optimization_table,
17487         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17488         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
17489         cris-common.c.
17490         * config/fr30/fr30.c (fr30_option_optimization_table,
17491         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
17492         to fr30-common.c.
17493         * config/frv/frv.c (frv_option_optimization_table,
17494         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
17495         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
17496         * config/h8300/h8300.c (h8300_option_optimization_table,
17497         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17498         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
17499         * config/i386/i386-protos.h (ix86_handle_option): Declare.
17500         * config/i386/i386.c: Include common/common-target.h.
17501         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
17502         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
17503         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
17504         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
17505         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
17506         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
17507         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
17508         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
17509         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
17510         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
17511         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
17512         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
17513         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
17514         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
17515         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
17516         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
17517         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
17518         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
17519         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
17520         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
17521         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
17522         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
17523         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
17524         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
17525         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
17526         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
17527         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
17528         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
17529         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
17530         ix86_option_optimization_table, ix86_option_init_struct,
17531         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
17532         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17533         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
17534         i386-common.c.
17535         * config/i386/t-i386 (i386.o): Update dependencies.
17536         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
17537         * config/ia64/ia64.c (ia64_option_optimization_table,
17538         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17539         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17540         ia64_handle_option): Move to ia64-common.c.
17541         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
17542         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
17543         * config/lm32/lm32.c (lm32_option_optimization_table,
17544         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
17545         to lm32-common.c.
17546         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
17547         m32c-common.c.
17548         * config/m32r/m32r.c (m32r_option_optimization_table,
17549         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17550         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
17551         m32r_handle_option): Move to m32r-common.c.
17552         (m32r_memory_move_cost): Remove comment referring to
17553         TARGET_HANDLE_OPTION.
17554         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
17555         Move to m68k-common.c.
17556         * config/mcore/mcore.c (mcore_option_optimization_table,
17557         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17558         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
17559         * config/mep/mep.c (mep_option_optimization_table,
17560         mep_handle_option, TARGET_HANDLE_OPTION,
17561         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
17562         Move to mep-common.c.
17563         * config/microblaze/microblaze.c
17564         (microblaze_option_optimization_table,
17565         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
17566         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
17567         * config/mips/mips.c (mips_handle_option,
17568         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
17569         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
17570         mips-common.c.
17571         * config/mmix/mmix.c (mmix_option_optimization_table,
17572         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
17573         Move to mmix-common.c.
17574         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
17575         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
17576         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17577         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
17578         * config/pa/pa.c: Include common/common-target.h.
17579         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
17580         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17581         pa_handle_option): Move to pa-common.c.
17582         (pa_option_override): Use targetm_common.except_unwind_info.
17583         (pa_asm_output_mi_thunk, pa_function_section): Use
17584         targetm_common.have_named_sections.
17585         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
17586         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17587         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
17588         pdp11_handle_option, pdp11_option_init_struct): Move to
17589         pdp11-common.c.
17590         * config/picochip/picochip.c (picochip_option_optimization_table,
17591         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
17592         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
17593         * config/rs6000/rs6000.c: Include common/common-target.h.
17594         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
17595         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
17596         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
17597         rs6000_handle_option): Move to rs6000-common.c.
17598         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
17599         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
17600         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17601         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
17602         * config/s390/s390.c (processor_flags_table,
17603         s390_option_optimization_table, s390_option_init_struct,
17604         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
17605         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
17606         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
17607         * config/s390/s390.h (processor_flags_table): Declare.
17608         * config/score/score.c (score_option_optimization_table,
17609         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17610         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
17611         score_handle_option): Move to score-common.c.
17612         * config/sh/sh.c (sh_option_optimization_table,
17613         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
17614         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
17615         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
17616         * config/sparc/sparc.c: Include common/common-target.h.
17617         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
17618         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
17619         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
17620         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
17621         spu_option_init_struct): Move to spu-common.c.
17622         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
17623         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
17624         * config/v850/v850.c (small_memory_physical_max,
17625         v850_handle_memory_optionn v850_handle_option,
17626         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
17627         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
17628         v850-common.c.
17629         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to vax-common.c.
17630         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
17631         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
17632         Move to xtensa-common.c.
17633         * cfglayout.c: Include common/common-target.h.
17634         (fixup_reorder_chain): Use targetm_common.have_named_sections.
17635         * cfgrtl.c: Include common/common-target.h.
17636         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
17637         targetm_common.have_named_sections.
17638         * dbxout.c: Include common/common-target.h.
17639         (dbxout_function_end): Use targetm_common.have_named_sections.
17640         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
17641         targetm_common.except_unwind_info.
17642         * dwarf2out.c: Include common/common-target.h.
17643         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
17644         dwarf2out_begin_prologue, dwarf2out_frame_init,
17645         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
17646         targetm_common.except_unwind_info.
17647         * except.c: Include common/common-target.h.
17648         (init_eh, finish_eh_generation,
17649         output_one_function_exception_table): Use
17650         targetm_common.except_unwind_info.
17651         (switch_to_exception_section): Use targetm_common.have_named_sections.
17652         * explow.c: Include common/common-target.h.
17653         * expr.c: Include common/common-target.h.
17654         (build_personality_function): Use targetm_common.except_unwind_info.
17655         * function.c: Include common/common-target.h.
17656         (expand_function_end): Use targetm_common.except_unwind_info.
17657         * haifa-sched.c: Include common/common-target.h.
17658         (sched_create_recovery_edges): Use targetm_common.have_named_sections.
17659         * lto-opts.c: Include common/common-target.h instead of target.h.
17660         (lto_reissue_options): Use targetm_common.handle_option.
17661         * opts.c: Include common/common-target.h.
17662         (target_handle_option): Use targetm_common.handle_option.
17663         (init_options_struct): Update comment referring to
17664         targetm.target_option.optimization.  Use
17665         targetm_common.default_target_flags,
17666         targetm_common.unwind_tables_default and
17667         targetm_common.option_init_struct.
17668         (default_options_optimization): Use
17669         targetm_common.option_optimization_table.
17670         (finish_options): Use targetm_common.except_unwind_info,
17671         targetm_common.unwind_tables_default,
17672         targetm_common.have_named_sections and
17673         targetm_common.supports_split_stack.
17674         * toplev.c: Include common/common-target.h.
17675         (process_options): Use targetm_common.have_named_sections.
17676         * tree-tailcall.c: Include common/common-target.h.
17677         (suitable_for_tail_call_opt_p): Use targetm_common.except_unwind_info.
17678         * tree.c: Include common/common-target.h.
17679         (build_common_builtin_nodes): Use targetm_common.except_unwind_info.
17680         * varasm.c: Include common/common-target.h.
17681         (resolve_unique_section, hot_function_section,
17682         default_function_section): Use targetm_common.have_named_sections.
17683
17684 2011-06-14  Easwaran Raman  <eraman@google.com>
17685
17686         PR rtl-optimization/44194
17687         * dse.c: Include tree-flow.h
17688         (insn_info): Add new field non_frame_wild_read.
17689         (group_info): Add new fields escaped_n and escaped_p.
17690         (kill_on_calls): New variable.
17691         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
17692         (dse_step0): Initialize kill_on_calls.
17693         (can_escape): New function.
17694         (set_usage_bits): Add additional parameter; record information
17695         about escaped locations.
17696         (record_store): Pass EXPR corresponding to MEM to set_usage_bits.
17697         (dse_step2_nospill): Set kill_on_calls based on
17698         group->escaped_n and group->escaped_n.
17699         (add_wild_read): Refactor into...
17700         (reset_active_stores): ... New function, and
17701         (free_read_records): ... New function.
17702         (add_non_frame_wild_read): New function.
17703         (scan_insn): Call add_non_frame_wild_read on non-const calls.
17704         (scan_reads_nospill): Handle instructions with non_frame_wild_read.
17705         (dse_step5_nospill): Call scan_reads_nospill for instructions
17706         marked as non_frame_wild_read.
17707         (dse_step7): Free escaped_n, escaped_p and kill_on_calls bitmaps.
17708
17709 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
17710
17711         * common/common-target-def.h, common/common-target.def,
17712         common/common-target.h, common/config/default-common.c,
17713         common/config/pa/pa-common.c: New files.
17714         * Makefile.in (common_out_file, common_out_object_file,
17715         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
17716         (OBJS-libcommon-target): Include $(common_out_object_file).
17717         (prefix.o): Update dependencies.
17718         ($(common_out_object_file), common/common-target-hooks-def.h,
17719         s-common-target-hooks-def-h): New.
17720         (s-tm-texi): Also check timestamp on common-target.def.
17721         (build/genhooks.o): Update dependencies.
17722         * config.gcc (common_out_file, target_has_targetm_common): Define.
17723         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
17724         TARGET_ALWAYS_STRIP_DOTDOT.
17725         * configure.ac (common_out_object_file): Define.
17726         (common_out_file, common_out_object_file): Substitute.
17727         (common): Create directory.
17728         * configure: Regenerate.
17729         * doc/tm.texi.in (targetm_common): Document.
17730         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
17731         * doc/tm.texi: Regenerate.
17732         * genhooks.c (hook_array): Also include common/common-target.def.
17733         * prefix.c (tm.h): Don't include.
17734         (common/common-target.h): Include.
17735         (ALWAYS_STRIP_DOTDOT): Don't define.
17736         (update_path): Use targetm_common.always_strip_dotdot instead of
17737         ALWAYS_STRIP_DOTDOT.
17738         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
17739
17740 2011-06-14  David Li  <davidxl@google.com>
17741
17742         * passes.c (execute_function_todo): Remove TODO_dump_func.
17743         (execute_one_pass): Remove TODO_dump_func.
17744         (execute_function_dump): New function.
17745         * tree-vrp.c: Remove TODO_dump_func.
17746         * regrename.c: Remove TODO_dump_func.
17747         * fwprop.c: Remove TODO_dump_func.
17748         * tree-into-ssa.c: Remove TODO_dump_func.
17749         * tree-complex.c: Remove TODO_dump_func.
17750         * tracer.c: Remove TODO_dump_func.
17751         * tree-loop-distribution.c: Remove TODO_dump_func.
17752         * postreload-gcse.c: Remove TODO_dump_func.
17753         * postreload.c: Remove TODO_dump_func.
17754         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
17755         * tree-tailcall.c: Remove TODO_dump_func.
17756         * ipa-cp.c: Remove TODO_dump_func.
17757         * final.c: Remove TODO_dump_func.
17758         * tree-emutls.c: Remove TODO_dump_func.
17759         * omp-low.c: Remove TODO_dump_func.
17760         * tree-ssa-dse.c: Remove TODO_dump_func.
17761         * tree-ssa-uncprop.c: Remove TODO_dump_func.
17762         * auto-inc-dec.c: Remove TODO_dump_func.
17763         * reorg.c: Remove TODO_dump_func.
17764         * tree-ssa-copyrename.c: Remove TODO_dump_func.
17765         * tree-ssa-ccp.c: Remove TODO_dump_func.
17766         * compare-elim.c: Remove TODO_dump_func.
17767         * mode-switching.c: Remove TODO_dump_func.
17768         * modulo-sched.c: Remove TODO_dump_func.
17769         * tree-call-cdce.c: Remove TODO_dump_func.
17770         * cse.c: Remove TODO_dump_func.
17771         * web.c: Remove TODO_dump_func.
17772         * tree-stdarg.c: Remove TODO_dump_func.
17773         * lto-streamer-out.c: Remove TODO_dump_func.
17774         * tree-ssa-math-opts.c: Remove TODO_dump_func.
17775         * tree-ssa-dom.c: Remove TODO_dump_func.
17776         * tree-nrv.c: Remove TODO_dump_func.
17777         * loop-init.c: Remove TODO_dump_func.
17778         * gimple-low.c: Remove TODO_dump_func.
17779         * ipa-inline.c: Remove TODO_dump_func.
17780         * tree-ssa-sink.c: Remove TODO_dump_func.
17781         * jump.c: Remove TODO_dump_func.
17782         * ifcvt.c: Remove TODO_dump_func.
17783         * tree-ssa-loop.c: Remove TODO_dump_func.
17784         * recog.c: Remove TODO_dump_func.
17785         * dse.c: Remove TODO_dump_func.
17786         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
17787         * matrix-reorg.c: Remove TODO_dump_func.
17788         * tree-eh.c: Remove TODO_dump_func.
17789         * regmove.c: Remove TODO_dump_func.
17790         * function.c: Remove TODO_dump_func.
17791         * tree-vectorizer.c: Remove TODO_dump_func.
17792         * ipa-split.c: Remove TODO_dump_func.
17793         * gcse.c: Remove TODO_dump_func.
17794         * tree-if-conv.c: Remove TODO_dump_func.
17795         * init-regs.c: Remove TODO_dump_func.
17796         * tree-ssa-phiopt.c: Remove TODO_dump_func.
17797         * implicit-zee.c: Remove TODO_dump_func.
17798         * lower-subreg.c: Remove TODO_dump_func.
17799         * bt-load.c: Remove TODO_dump_func.
17800         * tree-dfa.c: Remove TODO_dump_func.
17801         * except.c: Remove TODO_dump_func.
17802         * emit-rtl.c: Remove TODO_dump_func.
17803         * store-motion.c: Remove TODO_dump_func.
17804         * cfgexpand.c: Remove TODO_dump_func.
17805         * tree-cfgcleanup.c: Remove TODO_dump_func.
17806         * cfgcleanup.c: Remove TODO_dump_func.
17807         * tree-ssa-pre.c: Remove TODO_dump_func.
17808         * tree-sra.c: Remove TODO_dump_func.
17809         * tree-mudflap.c: Remove TODO_dump_func.
17810         * tree-ssa-copy.c: Remove TODO_dump_func.
17811         * cfglayout.c: Remove TODO_dump_func.
17812         * tree-ssa-forwprop.c: Remove TODO_dump_func.
17813         * tree-ssa-dce.c: Remove TODO_dump_func.
17814         * ira.c: Remove TODO_dump_func.
17815         * tree-ssa.c: Remove TODO_dump_func.
17816         * integrate.c: Remove TODO_dump_func.
17817         * tree-optimize.c: Remove TODO_dump_func.
17818         * tree-ssa-phiprop.c: Remove TODO_dump_func.
17819         * tree-object-size.c: Remove TODO_dump_func.
17820         * combine.c: Remove TODO_dump_func.
17821         * bb-reorder.c: Remove TODO_dump_func.
17822         * cprop.c: Remove TODO_dump_func.
17823         * var-tracking.c: Remove TODO_dump_func.
17824         * tree-profile.c: Remove TODO_dump_func.
17825         * tree-vect-generic.c: Remove TODO_dump_func.
17826         * reg-stack.c: Remove TODO_dump_func.
17827         * sched-rgn.c: Remove TODO_dump_func.
17828         * tree-ssa-structalias.c: Remove TODO_dump_func.
17829         * tree-switch-conversion.c: Remove TODO_dump_func.
17830         * tree-cfg.c: Remove TODO_dump_func.
17831         * tree-ssa-reassoc.c: Remove TODO_dump_func.
17832         * combine-stack-adj.c: Remove TODO_dump_func.
17833         * dce.c: Remove TODO_dump_func.
17834         * tree-ssanames.c: Remove TODO_dump_func.
17835         * regcprop.c: Remove TODO_dump_func.
17836
17837 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
17838
17839         PR middle-end/47364
17840         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
17841         and properly handle result not in Pmode.
17842
17843 2011-06-14  Robert Millan  <rmh@gnu.org>
17844
17845         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
17846         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
17847         `config/linux.h'.
17848
17849         * config/i386/kfreebsd-gnu64.h: New file.
17850         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
17851         with `i386/kfreebsd-gnu64.h'.
17852
17853         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
17854         (GNU_USER_LINK_EMULATION64): New macros.
17855         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
17856         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
17857         of hardcoding `elf_i386' and `elf_x86_64'.
17858
17859 2011-06-14  Nick Clifton  <nickc@redhat.com>
17860
17861         PR target/49403
17862         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
17863
17864         PR target/49402
17865         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
17866
17867 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
17868
17869         PR fortran/49103
17870         * tree.h (DECL_NONSHAREABLE): Define.
17871         (struct tree_decl_common): Change decl_common_unused to
17872         decl_nonshareable_flag.
17873         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
17874         Ignore vars with DECL_NONSHAREABLE bit set.
17875         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
17876         on stores to automatic aggregate vars.
17877
17878         PR rtl-optimization/49390
17879         Revert:
17880         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
17881
17882         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
17883         MEM_ALIAS_SET.
17884
17885 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
17886             Tom de Vries  <tom@codesourcery.com>
17887
17888         PR target/45098
17889         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
17890         Document changed semantics.
17891         (max_stmt_executions, max_stmt_executions_int): Declare.
17892         * tree-data-ref.c (estimated_loop_iterations)
17893         (estimated_loop_iterations_int): Move functions...
17894         * tree-ssa-loop-niter.c (estimated_loop_iterations)
17895         (estimated_loop_iterations_int): here.
17896         (record_estimate): Change nb_iterations_upper_bound and
17897         nb_iterations_estimate semantics.
17898         (max_stmt_executions, max_stmt_executions_int): New function.
17899         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
17900         (max_stmt_executions_tree): this.
17901         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
17902         estimated_loop_iterations_tree.
17903         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
17904         max_stmt_executions_int instead of estimated_loop_iterations_int.
17905         * predict.c (predict_loops): Idem.
17906         * tree-parloops.c (parallelize_loops): Idem.
17907         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
17908         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
17909         (init_omega_for_ddr_1): Idem.
17910         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
17911         (loop_prefetch_arrays): Idem
17912         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
17913         max_stmt_executions instead of estimated_loop_iterations.
17914         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
17915         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
17916         instead of nb_iterations_upper_bound.
17917
17918 2011-06-13  Jan Hubicka  <jh@suse.cz>
17919
17920         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
17921
17922 2011-06-14  Richard Henderson  <rth@redhat.com>
17923
17924         PR debug/48459
17925         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
17926         (based_loc_descr): Assert it's true.
17927         (compute_frame_pointer_to_fb_displacement): Set it, rather than
17928         aborting immediately.
17929
17930 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
17931             Mingfeng Wu  <mingfeng@faraday-tech.com>
17932
17933         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
17934
17935 2011-06-13  Jan Hubicka  <jh@suse.cz>
17936
17937         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
17938
17939 2011-06-13  Jan Hubicka  <jh@suse.cz>
17940
17941         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
17942         similarly to DECL_COMDAT.
17943         * cgraphunit.c (cgraph_analyze_function): Likewise.
17944         * ipa.c (function_and_variable_visibility): Likewise.
17945
17946 2011-06-13  Jan Hubicka  <jh@suse.cz>
17947
17948         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
17949         BINFO_VIRTUALS when streaming for ltrans unit.
17950
17951 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
17952
17953         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
17954         (movdi_internal64): Same.
17955
17956 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
17957
17958         PR target/44618
17959         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
17960         a set of similar patterns, where the MATCH_OPERAND for the function
17961         argument is replaced with individual references to hardware registers.
17962         (save_fpregs_<mode>): Ditto
17963         (restore_gpregs_<mode>): Ditto
17964         (return_and_restore_gpregs_<mode>): Ditto
17965         (return_and_restore_fpregs_<mode>): Ditto
17966         (return_and_restore_fpregs_aix_<mode>): Ditto
17967
17968 2011-06-13  Jan Hubicka  <jh@suse.cz>
17969
17970         * ipa-utils.c (postorder_stack): New structure.
17971         (ipa_reverse_postorder): Handle aliases.
17972
17973 2011-06-13  Jan Hubicka  <jh@suse.cz>
17974
17975         * ipa-inline.c (reset_edge_caches): Walk aliases.
17976         (update_caller_keys): Do not test inlinability of aliases.
17977         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
17978         (do_estimate_growth): Fix typo.
17979
17980 2011-06-13  Jan Hubicka  <jh@suse.cz>
17981
17982         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
17983         (can_remove_node_now_p): ... here; handle same comdat groups.
17984         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
17985         (inline_call): Update use of can_remove_node_now_p.
17986
17987 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
17988
17989         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
17990         condition to disallow non-identical memory locations.
17991         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
17992         preference to bit manipulation instructions.
17993
17994 2011-06-13  Jan Hubicka  <jh@suse.cz>
17995
17996         * cgraph.c (cgraph_for_node_thunks_and_aliases,
17997         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
17998         (nonremovable_p): New function.
17999         (cgraph_can_remove_if_no_direct_calls_p): New function.
18000         (used_from_object_file_p): New functoin.
18001         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
18002         references from aliases.
18003         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
18004         * ipa-inline.c (check_caller_edge): New function.
18005         (want_inline_function_called_once_p): Use it; accept aliases called
18006         once, too.
18007         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
18008
18009 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18010
18011         PR target/48454
18012         * config/arm/neon.md (vec_pack_trunc): Set the lengths
18013         correctly for the case with Quad vectors.
18014
18015 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
18016            Ira Rosen  <ira.rosen@linaro.org>
18017
18018         PR tree-optimization/49352
18019         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
18020         all, make sure loop_use_stmt after the loop is a def stmt of a used
18021         SSA_NAME that is the only one defined inside of the loop.  Don't
18022         check for COND_EXPR and GIMPLE_BINARY_RHS.
18023         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
18024         check_reduction is true.
18025
18026 2011-06-11  Jan Hubicka  <jh@suse.cz>
18027
18028         PR middle-end/49373
18029         * ipa.c (cgraph_externally_visible_p): Check resolution info.
18030
18031 2011-06-11  Jan Hubicka  <jh@suse.cz>
18032
18033         PR middle-end/48836
18034         * ipa-inline-transform.c: Include tree-pass.h
18035         (inline_transform): Set TODO_update_ssa_only_virtuals.
18036         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
18037
18038 2011-06-11  Jan Hubicka  <jh@suse.cz>
18039
18040         PR middle-end/49378
18041         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
18042         aliases and thunks.
18043
18044 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
18045
18046         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
18047         Take number of iterations to peel into account for equally frequent
18048         misalignment values.
18049
18050 2011-06-11  Jan Hubicka  <jh@suse.cz>
18051
18052         * lto-streamer-out.c (produce_symtab): Stream out the newly
18053         represented aliases.
18054
18055 2011-06-11  Jan Hubicka  <jh@suse.cz>
18056
18057         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting
18058         varying args.
18059         (ipa_update_after_lto_read): Likewise.
18060         (ipa_write_node_info): Do not sream call_with_var_arguments.
18061         (ipa_read_node_info): Likewise.
18062
18063 2011-06-11  Jan Hubicka  <jh@suse.cz>
18064
18065         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
18066
18067 2011-06-11  Jan Hubicka  <jh@suse.cz>
18068
18069         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
18070         (lto_symtab_resolve_can_prevail_p): Likewise.
18071         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
18072         * cgraph.c (same_body_aliases_done): New global var.
18073         (cgraph_same_body_alias_1): Rename to ...
18074         (cgraph_create_function_alias): ... this one; reorg to new
18075         representation.
18076         (cgraph_same_body_alias): Use cgraph_create_function_alias;
18077         record references when asked to.
18078         (cgraph_add_thunk): Fix formating.
18079         (cgraph_get_node): Kill same body alias code.
18080         (cgraph_node_for_asm): Likewise.
18081         (cgraph_remove_same_body_alias): Remove.
18082         (cgraph_remove_node): Kill same body alias code.
18083         (cgraph_mark_address_taken_node): Mark also the aliased function
18084         as having address taken.
18085         (dump_cgraph_node): Dump same body aliases.
18086         (cgraph_for_node_thunks_and_aliases): Update for new alias
18087         representation.
18088         (cgraph_for_node_and_aliases): Likewise.
18089         * cgraph.h (same_body): Kll pointer.
18090         (same_body_alias): Update comment.
18091         (same_body_aliases_done): Declare.
18092         (cgraph_remove_same_body_alias): Remove declaration.
18093         (cgraph_create_function_alias): Declare.
18094         (cgraph_process_same_body_aliases): Declare.
18095         (cgraph_function_with_gimple_body_p): Check for alias.
18096         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
18097         (cgraph_alias_aliased_node): New function.
18098         (cgraph_function_node): Update for new aliases.
18099         (cgraph_function_or_thunk_node): Likewise.
18100         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
18101         (inline_call): Remove dead aliases.
18102         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
18103         name hack for same body aliases.
18104         (clone_of_p): Look through aliases.
18105         (verify_cgraph_node): Verify aliases.
18106         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
18107         (cgraph_process_same_body_aliases): New function.
18108         (process_function_and_variable_attributes): Disable weakref warning on
18109         alias.
18110         (cgraph_analyze_functions): Handle aliases.
18111         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
18112         (assemble_thunks): Rename to ...
18113         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
18114         (cgraph_expand_function): Remove alias output code.
18115         (cgraph_output_in_order): Skip aliases.
18116         (cgraph_preserve_function_body_p): Aliases don't need preserving.
18117         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
18118         (ipa_record_reference): Do not assert on alias references.
18119         (ipa_ref_has_aliases_p): New function.
18120         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
18121         (ipa_ref_has_aliases_p): Declare.
18122         * lto-cgraph.c (lto_output_node): Handle aliases.
18123         (input_node): Likewise.
18124         * lto-streamer-out.c (lto_output): Skip aliases.
18125         (produce_symtab): Kill same_body_alias code.
18126         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
18127         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
18128         * ipa-inline.c (update_caller_keys): Walk aliases.
18129         (inline_small_functions): Fix thinko in previous patch.
18130         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
18131         (function_and_variable_visibility): Do not walk same body aliases.
18132         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
18133         (ipa_pta_execute): Use it.
18134
18135 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
18136
18137         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
18138         (*vec_dupv2df): Rename from vec_dupv2df.
18139         (vec_dupv2df): New expander.
18140
18141 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
18142
18143         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
18144
18145 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
18146
18147         * config/i386/i386.md: Use default value in "isa" attribute.
18148         * config/i386/sse.md: Ditto.
18149         * config/i386/mmx.md: Ditto.
18150
18151 2011-06-10  Wei Guozhi  <carrot@google.com>
18152
18153         PR target/45335
18154         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
18155         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
18156         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
18157         related peephole2.
18158         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
18159         related peephole2.
18160         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
18161         (arm_legitimate_ldrd_p): New prototype.
18162         (arm_output_ldrd): New prototype.
18163         * config/arm/arm.c (arm_check_ldrd_operands): New function.
18164         (arm_legitimate_ldrd_p): New function.
18165         (arm_output_ldrd): New function.
18166
18167 2011-06-10  David Li  <davidxl@google.com>
18168
18169         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
18170         * passes.c (passr_eq): New function.
18171         (create_pass_tab): New function.
18172         (pass_traverse): New function.
18173         (dump_one_pass): New function.
18174         (dump_pass_list): New function.
18175         (dump_passes): New function.
18176
18177 2011-06-10  Jan Hubicka  <jh@suse.cz>
18178
18179         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
18180         setting the nothrow flag.
18181         * ipa-reference.c (propagate): Skip aliases.
18182         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
18183         (propagate_nothrow): Skip aliases; do not update cgraph.
18184         (local_pure_const): Do not update cgraph.
18185         * tree-profile.c (tree_profiling): Do fixup_cfg.
18186
18187 2011-06-10  Jan Hubicka  <jh@suse.cz>
18188
18189         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
18190         (cgraph_local_node_p): ... here; handle aliases.
18191         (has_addr_references_p): Break out from ...;
18192         (cgraph_remove_unreachable_nodes) ... here.
18193
18194 2011-06-10  Jan Hubicka  <jh@suse.cz>
18195
18196         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
18197         * common.opt (flag_inline_functions_called_once): Do not
18198         initialize to 1.
18199
18200 2011-06-10  Jan Hubicka  <jh@suse.cz>
18201
18202         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
18203         (ipcp_initialize_node_lattices): Do not deal with aliases;
18204         Do not try to propagate through thunks.
18205         (ipcp_change_tops_to_bottom): Do not deal with aliases.
18206
18207 2011-06-10  Jan Hubicka  <jh@suse.cz>
18208
18209         * ipa-prop.c (ipa_write_node_info): Stream jump functions
18210         for indirect calls.
18211         (ipa_read_node_info): Likewise.
18212
18213 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18214
18215         PR lto/49302
18216         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
18217         (build_and_insert_call): Likewise.
18218         (build_and_insert_ref): New.
18219         (gimple_expand_builtin_pow): Minor cleanup.
18220         (gimple_expand_builtin_cabs): New.
18221         (execute_cse_sincos): Add case for BUILT_IN_CABS.
18222
18223 2011-06-10  Jan Hubicka  <jh@suse.cz>
18224
18225         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
18226         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
18227         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
18228         (ipcp_propagate_stage): Skip aliases when propagating.
18229         (ipcp_need_redirect_p): Skip aliases.
18230         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
18231         collect_callers_of_node.
18232         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
18233         for aliases.
18234         (ipa_compute_jump_functions): Look through aliases.
18235
18236 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18237
18238         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
18239
18240 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18241
18242         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
18243         Adjust comments.
18244         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
18245
18246 2011-06-10  Jan Hubicka  <jh@suse.cz>
18247
18248         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
18249         Update call of gimple_get_virt_method_for_binfo.
18250         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
18251         refuse_thunks parameter.
18252         (gimple_fold_call): Update.
18253         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
18254
18255 2011-06-10  Jan Hubicka  <jh@suse.cz>
18256
18257         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
18258         (not_all_callers_have_enough_arguments_p): ... this one; turn into
18259         worker for cgraph_for_node_and_aliases.
18260         (convert_callers_for_node): Break out from ...
18261         (convert_callers): ... here.
18262         (modify_function): Use collect_callers_of_node.
18263         (ipa_early_sra): Use cgraph_for_node_and_aliases.
18264
18265 2011-06-10  Richard Guenther  <rguenther@suse.de>
18266
18267         PR tree-optimization/49361
18268         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
18269         when not already in gimple form.
18270
18271 2011-06-10  Richard Guenther  <rguenther@suse.de>
18272
18273         PR bootstrap/49344
18274         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
18275         FOR_EACH_PHI_OR_STMT_USE.
18276
18277 2011-06-10  Jan Hubicka  <jh@suse.cz>
18278
18279         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
18280         (clone_inlined_nodes): ... here.
18281         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
18282         to real destination prior inlining.
18283         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
18284         can_early_inline_edge_p, want_early_inline_function_p,
18285         want_early_inline_function_p, want_inline_small_function_p,
18286         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
18287         edge_badness, update_all_callee_keys, lookup_recursive_calls,
18288         add_new_edges_to_heap, inline_small_functions, flatten_function,
18289         inline_always_inline_functions, early_inline_small_functions): Use
18290         cgraph_function_or_thunk_node.
18291         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
18292         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
18293         (do_estimate_edge_growth_1): Break out from ...
18294         (do_estimate_growth) ... here; walk aliases.
18295         (inline_generate_summary): Skip aliases.
18296
18297 2011-06-10  Richard Guenther  <rguenther@suse.de>
18298
18299         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
18300         forward when combining, visit inserted stmts when a stmt was changed.
18301
18302 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
18303
18304         * tree.h (error_operand_p): Add.
18305         * dbxout.c (dbxout_type_fields): Use the latter.
18306         * c-decl.c (add_stmt): Likewise.
18307         * gimplify.c (omp_add_variable, omp_notice_variable,
18308         gimplify_scan_omp_clauses): Likewise.
18309
18310 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
18311
18312         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
18313         when a value is actually passed in regs.
18314
18315 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
18316             Laurent Rougé  <laurent.rouge@menta.fr>
18317
18318         * doc/invoke.texi (SPARC options): Add -mflat.
18319         * config/sparc/sparc.opt: Likewise.
18320         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
18321         (sparc_flat_expand_prologue): Declare.
18322         (sparc_flat_expand_epilogue): Likewise.
18323         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
18324         (CPP_ENDIAN_SPEC): Replace with...
18325         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
18326         (CPP_SPEC): Adjust to above change.
18327         (EXTRA_SPECS): Likewise.
18328         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
18329         (INCOMING_REGNO): Likewise.
18330         (OUTGOING_REGNO): Likewise.
18331         (LOCAL_REGNO): Likewise.
18332         (SETUP_FRAME_ADDRESSES): Likewise.
18333         (FIXED_REGISTERS): Set 0 for %fp.
18334         (CALL_USED_REGISTERS): Likewise.
18335         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
18336         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
18337         (RETURN_ADDR_REGNUM): Define.
18338         (RETURN_ADDR_RTX): Use it.
18339         (INCOMING_RETURN_ADDR_REGNUM): Define.
18340         (INCOMING_RETURN_ADDR_RTX): Use it.
18341         (DWARF_FRAME_RETURN_COLUMN): Likewise.
18342         (EH_RETURN_REGNUM): Define.
18343         (EH_RETURN_STACKADJ_RTX): Use it.
18344         (EH_RETURN_HANDLER_RTX): Delete.
18345         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
18346         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
18347         Delete.
18348         (struct machine_function): Add frame_size, apparent_frame_size,
18349         frame_base_reg, frame_base_offset, n_global_fp_regs and
18350         save_local_in_regs_p fields.
18351         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
18352         sparc_frame_base_offset, sparc_n_global_fp_regs,
18353         sparc_save_local_in_regs_p): New macros.
18354         (sparc_option_override): Error out if -fcall-saved-REG is specified
18355         for Out registers.
18356         (eligible_for_restore_insn): Fix formatting.
18357         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
18358         (eligible_for_sibcall_delay): Likewise.
18359         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
18360         (sparc_legitimate_address_p): Adjust to above change.
18361         (save_global_or_fp_reg_p): New predicate.
18362         (return_addr_reg_needed_p): Likewise.
18363         (save_local_or_in_reg_p): Likewise.
18364         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
18365         (SORR_SAVE, SORR_RESTORE): Delete.
18366         (sorr_pred_t): New typedef.
18367         (sorr_act_t): New enum.
18368         (save_or_restore_regs): Rename to...
18369         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
18370         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
18371         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
18372         mechanism.  Add CFI information for double-word saves in 32-bit mode.
18373         (emit_adjust_base_to_offset): New function extracted from...
18374         (emit_save_or_restore_regs): ...this.  Rename the rest to...
18375         (emit_save_or_restore_regs_global_fp_regs): ...this.
18376         (emit_save_or_restore_regs_local_in_regs): New function.
18377         (gen_create_flat_frame_[123]): New functions.
18378         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
18379         (sparc_flat_expand_prologue): New function.
18380         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
18381         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
18382         (sparc_flat_expand_epilogue): New function.
18383         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
18384         (output_return): Likewise.
18385         (output_sibcall): Likewise.
18386         (sparc_output_mi_thunk): Likewise.
18387         (sparc_frame_pointer_required): Likewise.
18388         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
18389         function optimization.
18390         * config/sparc/sparc.md (flat): New attribute.
18391         (prologue): Add TARGET_FLAT handling.
18392         (save_register_window): Disable if TARGET_FLAT.
18393         (create_flat_frame_[123]): New patterns.
18394         (epilogue): Add TARGET_FLAT handling.
18395         (sibcall_epilogue): Likewise.
18396         (eh_return): New expander.
18397         (eh_return_internal): New insn and splitter.
18398         (return_internal): Add TARGET_FLAT handling.
18399         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
18400         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
18401         (nonlocal_goto): Add TARGET_FLAT handling.
18402         * config/sparc/t-elf: Add -mflat multilib.
18403         * config/sparc/t-leon: Likewise.
18404
18405 2011-06-10  Jan Hubicka  <jh@suse.cz>
18406
18407         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
18408         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
18409         (self_recursive_p): Use cgraph_function_node.
18410         (propagate_pure_const): Likewise.
18411         (propagate_nothrow): Likewise.
18412         * ipa-reference.c (ipa_reference_get_not_read_global): Use
18413         cgraph_function_node.
18414         (propagate_bits): Likewise.
18415         (propagate): Likewise.
18416
18417 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18418             Richard Earnshaw  <rearnsha@arm.com>
18419
18420         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
18421         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
18422         (*thumb2_movdi_vfp): Delete.
18423         (*arm_movdi_vfp_cortexa8): Delete.
18424         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
18425         (*movdi_vfp_cortexa8): Likewise.
18426
18427 2011-06-10  Richard Guenther  <rguenther@suse.de>
18428
18429         * stor-layout.c (initialize_sizetypes): Give names to all
18430         sizetype kinds.
18431
18432 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
18433
18434         PR tree-optimization/49318
18435         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
18436         irrelevant pattern statements.
18437
18438 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18439
18440         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
18441
18442         PR bootstrap/49354
18443         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
18444         to last assignment.
18445
18446 2011-06-09  Jan Hubicka  <jh@suse.cz>
18447
18448         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
18449         do not recompute reachable flag.
18450         (cgraph_finalize_function, cgraph_analyze_functions): Set
18451         redefined_extern_inline here.
18452
18453 2011-06-09  Jan Hubicka  <jh@suse.cz>
18454
18455         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
18456         (cgraph_only_called_directly_p): ... this one; bring offline.
18457         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
18458         varpool_used_from_object_file_p): Drop names from the declaratoin.
18459         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
18460         collect_callers_of_node): New.
18461         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
18462         (cgraph_edge_recursive_p): Use cgraph_function_node.
18463         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
18464         (cgraph_node_cannot_be_local_p_1): Break out from ...
18465         (cgraph_node_can_be_local_p): ... here; walk aliases.
18466         (cgraph_for_node_thunks_and_aliases): New function.
18467         (cgraph_for_node_and_aliases): New function.
18468         (cgraph_make_node_local_1): Break out from ...
18469         (cgraph_make_node_local) ... here; use
18470         cgraph_for_node_thunks_and_aliases.
18471         (cgraph_set_nothrow_flag_1): Break out from ...
18472         (cgraph_set_nothrow_flag) ... here;
18473         use cgraph_for_node_thunks_and_aliases.
18474         (cgraph_set_const_flag_1): Break out from ...
18475         (cgraph_set_const_flag) ... here;
18476         use cgraph_for_node_thunks_and_aliases.
18477         (cgraph_set_pure_flag_1): Break out from ...
18478         (cgraph_set_pure_flag) ... here;
18479         use cgraph_for_node_thunks_and_aliases.
18480         (cgraph_propagate_frequency_1): Break out from ...
18481         (cgraph_propagate_frequency) ... here; use
18482         cgraph_for_node_thunks_and_aliases.
18483         (cgraph_used_from_object_file_p): Do not care about aliases.
18484         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
18485         New functions.
18486         (collect_callers_of_node_1, collect_callers_of_node): New functions.
18487
18488 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18489
18490         PR rtl-optimization/49154
18491         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
18492         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
18493         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
18494         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
18495         * config/cris/cris.h (cris_register_move_cost): Remove
18496         !TARGET_V32 code.  Tweak comments.
18497
18498 2011-06-09  Jan Hubicka  <jh@suse.cz>
18499
18500         * cgraphbuild.c (record_eh_tables): Mark personality function as having
18501         address taken.
18502
18503 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
18504
18505         PR rtl-optimization/49154
18506         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
18507         is a matching slot in the hashtable, assign it to classes_ptr.
18508
18509         PR rtl-optimization/49154
18510         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
18511         register classes.
18512         * doc/tm.texi: Regenerate.
18513
18514 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
18515
18516         PR target/49307
18517         * config/sh/sh.md (UNSPEC_CHKADD): New.
18518         (chk_guard_add): New define_insn_and_split.
18519         (symGOT_load): Use chk_guard_add instead of blockage.
18520
18521 2011-06-09  Kai Tietz  <ktietz@redhat.com>
18522
18523         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
18524
18525 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
18526
18527         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
18528
18529 2011-06-09  Wei Guozhi  <carrot@google.com>
18530
18531         PR target/46975
18532         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
18533         (peephole2 for conditional move): Generate 16 bit instructions.
18534
18535 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
18536
18537         * config/i386/i386.md (*movdi_internal_rex64): Merge
18538         alternatives 6 and 8.
18539
18540 2011-06-09  David Li  <davidxl@google.com>
18541
18542         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
18543         * passes.c (passr_eq): New function.
18544         (create_pass_tab): New function.
18545         (pass_traverse): New function.
18546         (dump_one_pass): New function.
18547         (dump_pass_list): New function.
18548         (dump_passes): New function.
18549
18550 2011-06-09  David Li  <davidxl@google.com>
18551
18552         * tree-complex.c (tree_lower_complex): Gate cleanup.
18553         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
18554         (execute_optimize_stdarg): Ditto.
18555         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
18556         (execute_cleanup_eh_1): Ditto.
18557         (execute_cleanup_eh): Ditto.
18558         * gcse.c (gate_rtl_pre): Ditto.
18559         (execute_rtl_pre): Ditto.
18560         * except.c (finish_eh_generation): Ditto.
18561         (convert_to_eh_region_ranges): Ditto.
18562         * cprop.c (one_cprop_pass): Ditto.
18563
18564 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
18565
18566         PR target/48673
18567         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
18568         in all basic blocks.
18569
18570 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18571
18572         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
18573         (HAVE_ENABLE_EXECUTE_STACK): Define.
18574         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
18575         (HAVE_ENABLE_EXECUTE_STACK): Define.
18576         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
18577         (HAVE_ENABLE_EXECUTE_STACK): Define.
18578         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
18579         (ENABLE_EXECUTE_STACK): Remove.
18580         (HAVE_ENABLE_EXECUTE_STACK): Define.
18581         [IN_LIBGCC2]: Don't include <windows.h>.
18582         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
18583         (HAVE_ENABLE_EXECUTE_STACK): Define.
18584         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
18585         (HAVE_ENABLE_EXECUTE_STACK): Define.
18586         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
18587         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
18588         (HAVE_ENABLE_EXECUTE_STACK): Define.
18589         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
18590         (HAVE_ENABLE_EXECUTE_STACK): Define.
18591         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
18592         (HAVE_ENABLE_EXECUTE_STACK): Define.
18593         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
18594         (HAVE_ENABLE_EXECUTE_STACK): Define.
18595         * config/alpha/alpha.c (alpha_trampoline_init): Test
18596         HAVE_ENABLE_EXECUTE_STACK.
18597         * config/i386/i386.c (ix86_trampoline_init): Likewise.
18598         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
18599         (sparc64_initialize_trampoline): Likewise.
18600         * libgcc2.c [L_enable_execute_stack]: Remove.
18601         * system.h (ENABLE_EXECUTE_STACK): Poison.
18602         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
18603         * doc/tm.texi: Regenerate.
18604         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
18605
18606 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
18607
18608         PR middle-end/49308
18609         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
18610         variable.  After resetting and rescanning insn continue with previous
18611         statement.
18612
18613 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18614
18615         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
18616         (gcc_cv_ld_hidden): Likewise.
18617         * configure: Regenerate.
18618         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
18619         (ix86_stack_protect_fail): Mark unused.
18620         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
18621         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
18622         [TARGET_MACHO]: Don't define.
18623         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
18624         (TARGET_STACK_PROTECT_FAIL): Likewise.
18625         (rs6000_stack_protect_fail): Mark unused.
18626         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
18627         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
18628
18629 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18630
18631         * varasm.c (get_section): Print location of other conflict
18632         for section conflicts.
18633
18634 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18635
18636         * config/i386/driver-i386.c (host_detect_local_cpu):
18637         Add model 0x2d Intel CPU.
18638
18639 2011-06-08  Andi Kleen  <ak@linux.intel.com>
18640
18641         * reginfo.c (global_regs_decl): Add.
18642         (globalize_reg): Add decl parameter. Compute location.  Pass location
18643         to warnings and add inform. Store decl in global_regs_decl.
18644         * rtl.h (globalize_reg): Update prototype.
18645         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
18646
18647 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
18648
18649         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
18650
18651 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
18652
18653         PR target/49305
18654         * config/sh/predicates.md (general_movsrc_operand): Check
18655         mode for memory with indexed address for QI and HImode.
18656         (general_movdst_operand): Likewise.
18657
18658 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
18659
18660         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
18661
18662 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
18663
18664         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
18665         (num_ssa_operands): Likewise.
18666         (op_iter_init_phiuse): Forward-declare.
18667         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
18668
18669 2011-06-08  Nick Clifton  <nickc@redhat.com>
18670
18671         * doc/invoke.texi (ARM Options): Update description of
18672         -mthumb-interwork.
18673
18674 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
18675
18676         * config/i386/driver-i386.c (host_detect_local_cpu): Support
18677         unknown Intel family 0x6 CPUs.
18678
18679 2011-06-08  Martin Jambor  <mjambor@suse.cz>
18680
18681         * tree-sra.c (mark_rw_status): Removed.
18682         (analyze_access_subtree): New parameter parent instead of
18683         mark_read and mark_write, propagate from that.
18684
18685 2011-06-08  Julian Brown  <julian@codesourcery.com>
18686
18687         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
18688         for double-precision helper functions in hard-float mode if only
18689         single-precision arithmetic is supported in hardware.
18690
18691 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
18692
18693         PR rtl-optimization/49303
18694         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
18695         code_motion_path_driver returned 0 or 1.
18696         (sel_region_finish): Clear h_d_i_d.
18697
18698 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
18699
18700         * config/sh/sh.c (prepare_move_operands): Set pic register
18701         appropriately for global and local dynamic tls models even
18702         if flag_pic is unset.
18703
18704 2011-06-07  Jason Merrill  <jason@redhat.com>
18705
18706         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
18707
18708 2011-06-07  Xinliang David Li  <davidxl@google.com>
18709         * passes.c (enable_disable_pass): Handle assembler name.
18710         (is_pass_explicitly_enabled_or_disabled): Ditto.
18711
18712 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18713
18714         PR tree-optimization/48497
18715         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
18716
18717 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18718
18719         PR tree-optimization/46728
18720         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
18721         to use gimple_val_nonnegative_real_p.
18722         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
18723         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
18724
18725 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
18726
18727         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
18728
18729 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
18730
18731         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
18732         constant vectors.
18733
18734 2011-06-07  Richard Guenther  <rguenther@suse.de>
18735
18736         * stor-layout.c (initialize_sizetypes): Initialize all
18737         sizetypes based on target definitions.
18738         (set_sizetype): Remove.
18739         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
18740         * tree.h (set_sizetype): Remove.
18741
18742 2011-06-07  Nick Clifton  <nickc@redhat.com>
18743
18744         * config.gcc: Unify V850 architecture options and add support for
18745         newer V850 architectures.
18746         * config/v850/t-v850e: Delete.
18747
18748 2011-06-07  Richard Guenther  <rguenther@suse.de>
18749
18750         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
18751         Call set_sizetype from here.
18752
18753 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
18754
18755         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
18756         (*maddhisi4tb, *maddhisi4tt): New define_insns.
18757
18758 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
18759             Andrew Stubbs  <ams@codesourcery.com>
18760
18761         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
18762         multiplies.
18763         * doc/md.texi (Canonicalization of Instructions): Document widening
18764         multiply canonicalization.
18765
18766 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
18767
18768         PR gcov-profile/49299
18769         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
18770
18771 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
18772
18773         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
18774         a pointer.
18775         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
18776         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
18777         vect_recog_pow_pattern): Likewise.
18778         (vect_pattern_recog_1): Remove declaration.
18779         (widened_name_p): Remove declaration.  Add new argument to specify
18780         whether to check that both types are either signed or unsigned.
18781         (vect_recog_widen_mult_pattern): Update documentation.  Handle
18782         unsigned patterns and multiplication by constants.
18783         (vect_pattern_recog_1): Update vect_recog_func references.  Use
18784         statement information from the statement returned from pattern
18785         detection functions.
18786         (vect_pattern_recog): Update vect_recog_func reference.
18787         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
18788         multiplication by a constant use the type of the other operand.
18789
18790 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
18791
18792         PR rtl-optimization/49145
18793         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
18794
18795 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
18796
18797         PR debug/49262
18798         * dwarf2out.c (native_encode_initializer): Decrement count in each
18799         iteration.
18800
18801         PR debug/49294
18802         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
18803         non-MODE_INT modes.
18804
18805         PR c++/49264
18806         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
18807         if stmt folded into nothing.
18808         * tree-inline.c (fold_marked_statements): If a builtin at the end of
18809         a bb folded into nothing, just update cgraph edges and move to next bb.
18810         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
18811         to be NULL.  Don't compute count and frequency if new_call is NULL.
18812
18813 2011-06-04  Diego Novillo  <dnovillo@google.com>
18814
18815         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
18816         (cgraph.o): Likewise.
18817         (cgraphunit.o): Likewise.
18818         * cgraphunit.c: Include lto-streamer.h
18819         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
18820         if LTO is enabled.
18821         * lto-streamer-in.c (unpack_value_fields): Call
18822         streamer_hooks.unpack_value_fields if set.
18823         (lto_materialize_tree): For unhandled nodes, first try to
18824         call lto_streamer_hooks.alloc_tree, if it exists.
18825         (lto_input_ts_decl_common_tree_pointers): Move reading of
18826         DECL_INITIAL to lto_streamer_read_tree.
18827         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
18828         (lto_streamer_read_tree): New.
18829         (lto_reader_init): Rename from lto_init_reader.
18830         Move initialization code to lto/lto.c.
18831         * lto-streamer-out.c (pack_value_fields): Call
18832         streamer_hooks.pack_value_fields if set.
18833         (lto_output_tree_ref): For tree nodes that are not normally indexable,
18834         call streamer_hooks.indexable_with_decls_p before giving up.
18835         (lto_output_ts_decl_common_tree_pointers): Move handling
18836         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
18837         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
18838         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
18839         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
18840         (lto_streamer_write_tree): New.
18841         (lto_output): Call lto_streamer_init directly.
18842         (lto_writer_init): Remove.
18843         * lto-streamer.c (streamer_hooks): New.
18844         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
18845         instead of lto_preload_common_nodes.
18846         (lto_is_streamable): Move from lto-streamer.h
18847         (lto_streamer_hooks_init): New.
18848         (streamer_hooks): New.
18849         (streamer_hooks_init): New.
18850         * lto-streamer.h (struct output_block): Forward declare.
18851         (struct lto_input_block): Likewise.
18852         (struct data_in): Likewise.
18853         (struct bitpack_d): Likewise.
18854         (struct streamer_hooks): Declare.
18855         (streamer_hooks): Declare.
18856         (lto_streamer_hooks_init): Declare.
18857         (lto_streamer_write_tree): Declare.
18858         (lto_streamer_read_tree): Declare.
18859         (streamer_hooks_init): Declare.
18860         (lto_is_streamable): Move to lto-streamer.c
18861
18862 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
18863
18864         * longlong.h (smul_ppmm): The resulting register pair contains the
18865         higher order word first.
18866
18867 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18868
18869         PR tree-optimization/46728
18870         * builtins.c (powi_table): Remove.
18871         (powi_lookup_cost): Remove.
18872         (powi_cost): Remove.
18873         (expand_powi_1): Remove.
18874         (expand_powi): Remove.
18875         (expand_builtin_pow_root): Remove.
18876         (expand_builtin_pow): Remove.
18877         (expand_builtin_powi): Eliminate handling of constant exponent.
18878         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
18879
18880 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18881
18882         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
18883
18884 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18885
18886         * dce.c (reset_unmarked_insns_debug_uses): New.
18887         (delete_unmarked_insns): Skip debug insns.
18888         (prescan_insns_for_dce): Likewise.
18889         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
18890         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
18891         active reg can be found.
18892         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
18893         (convert_regs_1): Use it.
18894
18895 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18896
18897         * tree-pretty-print.c (dump_function_header): Add flags.
18898         Don't dump decl_uid with nouid.
18899         * tree-pretty-print.h (dump_function_header): Adjust.
18900         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
18901         * passes.c (pass_init_dump_file): Pass dump_flags on.
18902         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
18903
18904 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
18905
18906         PR bootstrap/49270
18907         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
18908
18909 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
18910
18911         PR tree-optimization/49243
18912         * calls.c (setjmp_call_p): Also check if fndecl has the
18913         returns_twice attribute.
18914
18915 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18916
18917         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
18918         -ffast-math etc.
18919
18920 2011-06-06  Richard Henderson  <rth@redhat.com>
18921             Georg-Johann Lay  <avr@gjlay.de>
18922
18923         PR target/42210
18924         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
18925         New predicates.
18926         * config/avr/avr.md ("insv"): New insn expander.
18927         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
18928         "*insv.not.io", "*insv.reg"): New insns.
18929
18930 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
18931
18932         PR target/49285
18933         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
18934         to nonimmediate_operand from memory_operand for the operand that is to
18935         be forced to memory by the expander.  Lose the constraints.
18936
18937 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
18938
18939         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
18940         EH return when delayed branches are disabled.
18941
18942 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
18943
18944         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
18945         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
18946         calculation.
18947         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
18948         Simplify MODE_V1DF and MODE_V2SF handling.
18949         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
18950         Simplify MODE_SF handling.
18951
18952 2011-06-04  Jan Hubicka  <jh@suse.cz>
18953
18954         PR tree-optimization/48893
18955         PR tree-optimization/49091
18956         PR tree-optimization/49179
18957         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
18958         Bounds check.
18959
18960 2011-06-04  Jan Hubicka  <jh@suse.cz>
18961
18962         PR lto/48954
18963         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
18964         bitmaps.
18965
18966 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
18967
18968         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
18969
18970 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
18971
18972         PR target/49281
18973         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
18974         to be strictly smaller than 1 << shiftcount.
18975
18976 2011-06-04  Jan Hubicka  <jh@suse.cz>
18977
18978         PR tree-optimize/48929
18979         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
18980         of empty predicate.
18981
18982 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
18983
18984         PR debug/48333
18985         * calls.c (emit_call_1): Prefer the __builtin declaration of
18986         builtin functions.
18987
18988 2011-06-03   Diego Novillo  <dnovillo@google.com>
18989
18990         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
18991         (lto_input_tree_pointers): Likewise.
18992         * lto-streamer-out.c (pack_value_fields): Likewise.
18993         (lto_output_tree_pointers): Likewise.
18994         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
18995         and OPTIMIZATION_NODE.
18996
18997 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18998
18999         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
19000         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
19001         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
19002         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
19003         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
19004         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
19005         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
19006         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
19007         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
19008         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
19009         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
19010         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
19011         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
19012         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
19013         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
19014         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
19015         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
19016         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
19017         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
19018         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
19019         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
19020         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
19021         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
19022         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
19023         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
19024         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
19025         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
19026         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
19027         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
19028         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
19029         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
19030         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
19031         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
19032         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
19033         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
19034         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
19035         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
19036         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
19037         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
19038         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
19039         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
19040         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
19041         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
19042         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
19043         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
19044         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
19045         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
19046         * system.h (MD_UNWIND_SUPPORT): Poison.
19047         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
19048         * doc/tm.texi: Regenerate.
19049         * unwind-dw2.c: Include md-unwind-support.h instead of
19050         MD_UNWIND_SUPPORT.
19051         * config/ia64/unwind-ia64.c: Likewise.
19052         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19053
19054 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
19055
19056         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
19057
19058 2011-06-03  Richard Henderson  <rth@redhat.com>
19059             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19060
19061         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
19062         (sigill_hdlr): Correct insn, insn size.
19063         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
19064
19065 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19066
19067         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
19068         t-slibgcc-dummy.
19069         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
19070         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
19071         * config/mips/t-iris: Remove.
19072         * config/mips/t-irix6: New file.
19073         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
19074
19075 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19076
19077         * Makefile.in (LIB2ADDEHDEP): Remove.
19078         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
19079         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
19080         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
19081         * config/t-darwin (LIB2ADDEHDEP): Remove.
19082         * config/t-freebsd (LIB2ADDEHDEP): Remove.
19083         * config/t-linux (LIB2ADDEHDEP): Remove.
19084
19085 2011-06-03  Diego Novillo  <dnovillo@google.com>
19086
19087         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
19088         (lto_register_var_decl_in_symtab): Likewise.
19089         (lto_register_function_decl_in_symtab): Likewise.
19090         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
19091         logic to uniquify_nodes.
19092
19093 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19094
19095         * config/alpha/t-osf5: Remove.
19096         * config/alpha/t-osf-pthread: Remove.
19097         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
19098         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
19099
19100 2011-06-03  Julian Brown  <julian@codesourcery.com>
19101
19102         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
19103         (strongarm1110): Use strongarm tuning.
19104         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
19105         * config/arm/arm.c (arm_strongarm_tune): New.
19106         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
19107         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
19108         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
19109         setting, using previous defaults or 1 for Cortex-A5.
19110         (arm_option_override): Set max_insns_skipped from current tuning.
19111
19112 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
19113
19114         * doc/install.texi (Options specification): Document --with-specs.
19115
19116 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
19117
19118         * config/arm/neon.md (orndi3_neon): Actually split it.
19119
19120 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
19121
19122         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
19123         * var-tracking.c (reverse_op): Limite recurse depth to 5.
19124
19125 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
19126
19127         PR debug/47590
19128         * target.def (delay_sched2, delay_vartrack): New.
19129         * doc/tm.texi.in: Update.
19130         * doc/tm.texi: Rebuild.
19131         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
19132         * var-tracking.c (gate_handle_var_tracking): Likewise.
19133         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
19134         (bfin_flag_var_tracking): Drop.
19135         (output_file_start): Don't save and override flag_var_tracking.
19136         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
19137         (bfin_reorg): Test original variables.
19138         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
19139         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
19140         (ia64_flag_var_tracking): Drop.
19141         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
19142         (ia64_file_start): Don't save and override flag_var_tracking.
19143         (ia64_override_options_after_change): Ditto
19144         flag_schedule_insns_after_reload.
19145         (ia64_reorg): Test original variables.
19146         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
19147         (picochip_flag_var_tracking): Drop.
19148         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
19149         (picochip_option_override): Don't save and override
19150         flag_schedule_insns_after_reload.
19151         (picochip_asm_file_start): Ditto flag_var_tracking.
19152         (picochip_reorg): Test original variables.
19153         * config/spu/spu.c (spu_flag_var_tracking): Drop.
19154         (TARGET_DELAY_VARTRACK): Define.
19155         (spu_var_tracking): New.
19156         (spu_machine_dependent_reorg): Call it.
19157         (asm_file_start): Don't save and override flag_var_tracking.
19158
19159 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
19160
19161         PR target/49163
19162         * config/sh/predicates.md (general_movsrc_operand): Return 0
19163         for memory and memory subreg of which address is an invalid
19164         indexed address for QI and HImode.
19165         (general_movdst_operand): Likewise.
19166
19167 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
19168
19169         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
19170         edges only, when there is a non-local label in the function.
19171         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
19172
19173 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
19174
19175         * config/i386/constraints.md (Y3): New register constraint.
19176         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
19177         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
19178         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
19179         *sse2_interleave_lowv2df.
19180
19181 2011-06-02  Julian Brown  <julian@codesourcery.com>
19182
19183         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
19184         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
19185         (arm_cortex_a5_tune): New.
19186
19187 2011-06-02  Julian Brown  <julian@codesourcery.com>
19188
19189         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
19190         * config/arm/arm.c (arm_default_branch_cost): New.
19191         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
19192         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
19193         (arm_fa726_tune): Set branch_cost field using
19194         arm_default_branch_cost.
19195         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
19196         current_tune structure.
19197         * dojump.c (tm_p.h): Include file.
19198
19199 2011-06-02  Julian Brown  <julian@codesourcery.com>
19200
19201         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
19202         tuning.
19203         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
19204         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
19205         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
19206         field.
19207         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
19208         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
19209         (arm_fa726te_tune): Add prefer_constant_pool setting.
19210         (arm_v6t2_tune, arm_cortex_tune): New.
19211         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
19212         prefer_constant_pool setting.
19213
19214 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
19215
19216         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
19217         switch statement.
19218         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
19219         (*movdf_internal) <case 6,7,8>: Ditto.
19220
19221         * config/i386/constraints.md (Y4): New register constraint.
19222         * config/i386/sse.md (vec_set<mode>_0): Merge with
19223         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
19224         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
19225         *vec_extractv2di_1_sse.
19226         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
19227         and *vec_concatv2di_rex64_sse.
19228
19229 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
19230
19231         PR target/48807
19232         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
19233         of cgraph_local_info for null before attempting to use it.
19234
19235 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
19236
19237         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
19238         (current_function_dynamic_alloc_count): Delete.
19239         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
19240         (expand_builtin_nonlocal_goto): Remove obsolete comment.
19241         (expand_builtin_update_setjmp_buf): Remove dead code.
19242         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
19243         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
19244         support.
19245         * function.c (instantiate_virtual_regs): Likewise.
19246         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
19247         for a block with a single abnormal incoming edge.
19248         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
19249         (SETJMP_VIA_SAVE_AREA): Delete.
19250         * config/sparc/sparc-protos.h (load_got_register): Declare.
19251         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19252         (load_got_register): Make global.
19253         (sparc_frame_pointer_required): Add 'static'.
19254         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
19255         (sparc_builtin_setjmp_frame_value): New function.
19256         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
19257         (save_stack_nonlocal): New expander.
19258         (restore_stack_nonlocal): Likewise.
19259         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
19260         (nonlocal_goto_internal): New insn.
19261         (goto_handler_and_restore): Delete.
19262         (builtin_setjmp_setup): Likewise.
19263         (do_builtin_setjmp_setup): Likewise.
19264         (setjmp): Likewise.
19265         (builtin_setjmp_receiver): New expander.
19266
19267 2011-06-01  David Li  <davidxl@google.com>
19268
19269         PR middle-end/49261
19270         * tree-pretty-print.c (dump_function_header): Format cleanup.
19271
19272 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
19273
19274         PR target/49238
19275         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
19276         needed when original operands are used for msw_skip comparison.
19277
19278 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19279
19280         PR debug/49250
19281         * var-tracking.c (add_uses, add_stores): Don't call
19282         cselib_subst_to_values on ENTRY_VALUE.
19283
19284 2011-06-01  Diego Novillo  <dnovillo@google.com>
19285
19286         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
19287         output_record_start with LTO_null instead of output_zero.
19288         (lto_output_ts_binfo_tree_pointers): Likewise.
19289         (lto_output_tree): Likewise.
19290         (output_eh_try_list): Likewise.
19291         (output_eh_region): Likewise.
19292         (output_eh_lp): Likewise.
19293         (output_eh_regions): Likewise.
19294         (output_bb): Likewise.
19295         (output_function): Likewise.
19296         (output_unreferenced_globals): Likewise.
19297         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
19298         instead of NUM_TREE_CODES.
19299         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
19300         (lto_output_int_in_range): Change << to >> when shifting VAL.
19301
19302 2011-06-01  Diego Novillo  <dnovillo@google.com>
19303
19304         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
19305         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
19306
19307 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
19308
19309         PR target/45074
19310         * optabs.h (valid_multiword_target_p): Declare.
19311         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
19312         doing multi-word operations.
19313         * optabs.c (expand_binop): Likewise.
19314         (expand_doubleword_bswap): Likewise.
19315         (expand_absneg_bit): Likewise.
19316         (expand_unop): Likewise.
19317         (expand_copysign_bit): Likewise.
19318         (multiword_target_p): New function.
19319
19320 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
19321
19322         PR rtl-optimization/48830
19323         PR rtl-optimization/48808
19324         PR rtl-optimization/48792
19325         * reload.c (push_reload): Check contains_reg_of_mode.
19326         * reload1.c (strip_paradoxical_subreg): New function.
19327         (gen_reload_chain_without_interm_reg_p): Use it to handle
19328         paradoxical subregs.
19329         (emit_output_reload_insns, gen_reload): Likewise.
19330
19331 2011-06-01  David Li  <davidxl@google.com>
19332
19333         * predict.c : Change pass name
19334         * ipa.c: Ditto.
19335         * dce.c: Ditto.
19336         * tree-profile.c: Ditto.
19337         * except.c: Ditto.
19338
19339 2011-06-01  David Li  <davidxl@google.com>
19340
19341         * tree-pretty-print.c (dump_function_header): New function.
19342         * final.c (rest_of_clean_state): Use header dumper.
19343         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
19344         * passes.c (pass_init_dump_file): Use header dumper.
19345
19346 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19347
19348         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
19349         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
19350         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
19351         New functions.
19352         (mem_loc_descriptor): Use them.
19353
19354         * var-tracking.c (create_entry_value): New function.
19355         (vt_add_function_parameter): Use it.
19356
19357 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19358
19359         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
19360         Include <signal.h>, <ucontext.h>.
19361         (sigill_caught): Define.
19362         (sigill_hdlr): New function.
19363         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
19364         insns can be executed.
19365         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
19366         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
19367
19368 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19369
19370         * config/t-slibgcc-darwin: Move to ...
19371         * config/t-slibgcc-dummy: ... this.  Clarify comments.
19372         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
19373         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
19374         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
19375         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
19376         Remove i386/t-crtstuff from tmake_file.
19377         (i[34567]86-*-solaris2*): Remove t-svr4,
19378         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
19379         t-slibgcc-dummy.
19380         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
19381         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
19382         sparc/t-crtfm from tmake_file.
19383         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
19384         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
19385         Remove extra_parts.
19386         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
19387         * config/i386/t-nwld (SHLIB_LINK): Remove.
19388         * config/i386/t-rtems-i386: Rename to ...
19389         * config/i386/t-rtems: ... this.
19390         ($(T)crti.o, $(T)crtn.o): Remove.
19391         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
19392         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
19393         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
19394         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
19395         EXTRA_MULTILIB_PARTS): Remove.
19396         * config/sparc/t-sol2-64: Likewise.
19397         * config/sparc/t-sol2: Remove.
19398         * config/sparc/t-crtin: Remove.
19399         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
19400         * config/i386/gmon-sol2.c: Remove.
19401         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
19402         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
19403         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
19404         * config/i386/sol2-gc1.asm: Remove.
19405         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
19406         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
19407         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
19408         * config/t-slibgcc-sld: Remove.
19409
19410 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
19411
19412         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
19413         base_type_for_mode with op_mode instead of mode.
19414
19415 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
19416
19417         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
19418         Cortex-A15.
19419         * config/arm/arm-tune.md: Regenerate.
19420         * config/arm/arm-tables.opt: Regenerate.
19421         * config/arm/arm.c (FL_DIV): Rename...
19422         (FL_THUMB_DIV): ... to this.
19423         (FL_ARM_DIV): Define.
19424         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
19425         (arm_arch_hwdiv): Remove.
19426         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
19427         (arm_issue_rate): Add cortexr5.
19428         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
19429         __ARM_ARCH_EXT_IDIV__.
19430         (TARGET_IDIV): Define.
19431         (arm_arch_hwdiv): Remove.
19432         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
19433         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
19434         (divsi3, udivsi3): New patterns.
19435         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
19436         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
19437
19438 2011-06-01  Martin Jambor  <mjambor@suse.cz>
19439
19440         * ipa-utils.c (ipa_dfs_info): New field scc_no.
19441         * ipa-utils.c (searchc): Set scc_no.
19442
19443 2011-06-01  Martin Jambor  <mjambor@suse.cz>
19444
19445         * ipa-utils.c (searchc_env): New field allow_overwritable.
19446         (searchc): do not ignore edges to overwritable nodes if indicated
19447         by env->allow_overwritable.
19448         (ipa_reduced_postorder): Set env.allow_overwritable.
19449
19450 2011-06-01  Richard Guenther  <rguenther@suse.de>
19451
19452         * tree.c (free_lang_data): Do not reset boolean_type_node nor
19453         char_type_node.
19454         * lto-streamer.c (lto_record_common_node): Take node pointer,
19455         do not register types.
19456         (lto_preload_common_nodes): Explicitly skip preloading nodes
19457         that differ between frontends.
19458
19459 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
19460
19461         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
19462         NON_FLOAT_REGS.
19463
19464 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
19465
19466         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
19467         parameter value for dump. Dump cost on outermost call only.
19468         (rs6000_memory_move_cost): Dump cost on outermost call only.
19469
19470 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
19471
19472         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
19473         DW_OP_GNU_convert ops.
19474
19475         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
19476         cselib_preserve_constants.
19477         (cselib_lookup_1): If cselib_preserve_constants,
19478         a new VALUE is being created for REG and there is a VALUE for the
19479         same register in wider mode, add another loc with lowpart SUBREG of
19480         the wider VALUE.
19481         (cselib_subst_to_values): Handle ENTRY_VALUE.
19482         * var-tracking.c  (replace_expr_with_values): Return NULL for
19483         ENTRY_VALUE too.
19484         * dwarf2out.c (convert_descriptor_to_signed): New function.
19485         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
19486         instead of two shifts.
19487         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
19488         the right mode if needed.
19489         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
19490         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
19491         convert_descriptor_to_signed.
19492         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
19493         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
19494
19495         PR target/48688
19496         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
19497
19498 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19499
19500         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
19501         of X87MODEI12 and SWI48x instead of SSEMODEI24.
19502         (SWI248x): New mode iterator, rename from X87MODEI.
19503         (X87MODEI): Remove mode iterator.
19504         (X87MODEI12): Ditto.
19505         (SSEMODEI24): Ditto.
19506
19507 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19508
19509         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
19510         * doc/invoke.texi: Document max-vartrack-expr-depth.
19511         * var-tracking.c (EXPR_DEPTH): New.
19512         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
19513
19514 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19515
19516         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
19517         * config/i386/sse.md: Add n to negated FMA pattern names.
19518
19519 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19520
19521         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
19522
19523 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
19524
19525         * gengtype-state.c (read_state_params_structs): Initialize previous.
19526
19527 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19528
19529         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
19530         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
19531
19532 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
19533
19534         * config/i386/i386.md (*movtf_internal): Avoid allocating general
19535         registers.  Penalize F*r->o alternative to prevent partial memory
19536         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
19537         CONST_DOUBLE immediates when optimizing function for size.  Do not move
19538         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
19539         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
19540         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
19541         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
19542         alternatives.
19543         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
19544
19545         (fp_register_operand splitters): Use fp_register_operand
19546         constraint.  Do not use FP_REG_P in insn condition.
19547         (any_fp_register_operand splitters): Use any_fp_register_operand
19548         constraint.  Do not use ANY_FP_REG_P in insn condition.
19549
19550 2011-05-31  Jan Hubicka  <jh@suse.cz>
19551
19552         * cgraph.h (cgraph_inline_failed_t): Give enum a name
19553         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
19554         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
19555         (lto_output_edge): Use output_enum and var_len_unsigned.
19556         (lto_output_varpool_node): Likewise.
19557         (input_overwrite_node): Do not take resolution parameter;
19558         extract it from a bitpack.
19559         (input_node): Do not read resolution; use input_enum and
19560         var_len_unsigned.
19561         (input_varpool_node): Likewise.
19562         (input_edge): Likewise.
19563         (input_cgraph_1): Likewise.
19564
19565 2011-05-31  Richard Guenther  <rguenther@suse.de>
19566
19567         * gimple.c (gimple_register_canonical_type): Do not register
19568         any types via gimple_register_type.
19569
19570 2011-05-31  Jan Hubicka  <jh@suse.cz>
19571
19572         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
19573         of thunks.
19574
19575 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
19576
19577         PR rtl-optimization/49235
19578         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
19579         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
19580
19581 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
19582
19583         PR tree-optimization/49093
19584         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
19585         data references.
19586
19587 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
19588
19589         PR debug/49047
19590         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
19591         for concrete functions containing the code of cloned functions.
19592
19593 2011-05-31  Richard Guenther  <rguenther@suse.de>
19594
19595         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
19596         to ...
19597         (forward_propagate_into_comparison_1): ... this.
19598         (forward_propagate_comparison): Rename to ...
19599         (forward_propagate_into_comparison): ... this.  Split out
19600         real forward propagation code to ...
19601         (forward_propagate_comparison): ... this.
19602         (forward_propagate_into_gimple_cond): Remove looping.
19603         (forward_propagate_into_cond): Likewise.
19604         (simplify_not_neg_expr): Return whether we have done something.
19605         (simplify_gimple_switch): Likewise.
19606         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
19607         (ssa_forward_propagate_and_combine): ... this.  Re-structure
19608         to do a forward forward-propagation walk on BBs and a backward
19609         stmt combining walk on BBs.  Consistently re-scan changed statements.
19610         (pass_forwprop): Adjust.
19611
19612 2011-05-30  Ian Lance Taylor  <iant@google.com>
19613
19614         * godump.c (go_format_type): Correct length of name added to
19615         obstack for anonymous field.
19616
19617 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
19618
19619         PR target/49186
19620         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
19621         part of the second operand is 0.
19622
19623 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
19624
19625         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
19626         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
19627         to memory for !TARGET_MEMORY_MISMATCH_STALL.
19628         (*movdf_internal_rex64): Do not penalize F->r alternative.
19629         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
19630         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
19631         when optimizing function for size.  Do not move CONST_DOUBLEs
19632         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
19633         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
19634         SUBREGs.  Do not check for MEM_P operands in the insn condition,
19635         check for ANY_FP_REGNO_P instead.
19636         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
19637         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
19638         function for speed.
19639         * config/i386/i386.c (ix86_option_override_internal): Do not
19640         set TARGET_INTEGER_DFMODE_MOVES here.
19641
19642 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
19643
19644         PR target/49168
19645         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
19646
19647 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
19648
19649         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
19650         DW_TAG_rvalue_reference_type even for
19651         -gdwarf-4 -fno-debug-types-section.
19652
19653 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19654
19655         PR tree-optimization/46728
19656         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
19657         (build_and_insert_binop): New.
19658         (gimple_expand_builtin_pow): Reorder args for
19659         build_and_insert_call; use build_and_insert_binop; add more
19660         optimizations for fractional exponents.
19661
19662 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
19663
19664         PR bootstrap/49190
19665
19666         Revert:
19667         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
19668
19669         * tree.h (struct tree_identifier): Inherit from tree_typed, not
19670         tree_common.
19671         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
19672         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
19673         TS_BASE instead of TS_COMMON.
19674         * varasm.c (assemble_name): Remove assert.
19675
19676 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
19677
19678         * config.gcc: Keep obselete list sorted.
19679
19680 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
19681             Eric Botcazou  <ebotcazou@adacore.com>
19682
19683         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
19684         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
19685         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
19686         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
19687         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
19688
19689 2011-05-30  Richard Guenther  <rguenther@suse.de>
19690
19691         * gimple.c (gimple_types_compatible_p_1): Compare record
19692         and union type members properly.
19693
19694 2011-05-30  Richard Guenther  <rguenther@suse.de>
19695
19696         PR tree-optimization/49210
19697         * ipa-split.c (split_function): Care for the case where the call
19698         result is not trivially convertible to the result holding variable.
19699
19700 2011-05-30  Richard Guenther  <rguenther@suse.de>
19701
19702         PR tree-optimization/49218
19703         * tree-vrp.c (adjust_range_with_scev): Properly check whether
19704         overflow occured.
19705
19706 2011-05-30  Richard Guenther  <rguenther@suse.de>
19707
19708         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
19709         New function split out from ...
19710         (forward_propagate_into_gimple_cond): ... here.  Adjust.
19711         (forward_propagate_into_cond): Likewise.
19712         (forward_propagate_comparison): Also propagate into
19713         comparisons on assignment RHS.  Change return value to
19714         behave similar to forward_propagate_into_cond.
19715         (tree_ssa_forward_propagate_single_use_vars): Handle
19716         strict-overflow warnings properly for forward_propagate_comparison.
19717
19718 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19719
19720         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
19721         from plugin linker.
19722         * configure: Regenerate.
19723
19724 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
19725
19726         PR tree-optimization/49199
19727         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
19728         non-reduction operands are either defined in the loop or by induction.
19729
19730 2011-05-29  Xinliang David Li  <davidxl@google.com>
19731
19732         * opts-global.c (handle_common_deferred_options): Handle new options.
19733         * passes.c (register_one_dump_file): Call register_pass_name.
19734         (execute_one_pass): Check explicit enable/disable flag.
19735         (passr_hash): New function.
19736         (passr_eq): Ditto.
19737         (register_pass_name): Ditto.
19738         (get_pass_by_name): Ditto.
19739         (pass_hash): Ditto.
19740         (pass_eq): Ditto.
19741         (enable_pass): Ditto.
19742         (disable_pass): Ditto.
19743         (is_pass_explicitly_enabled_or_disabled): Ditto.
19744
19745 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
19746
19747         * config/i386/i386.md (*movoi_internal_avx): Use
19748         standard_sse_constant_opcode for alternative 0.
19749         (*movti_internal_sse): Ditto.
19750         (*movti_internal_rex64): Use standard_sse_constant_opcode for
19751         alternative 2.
19752         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
19753         sselog1 type moves.
19754         (*movsi_internal): Ditto.
19755         (*movdi_internal): Ditto.  Add ssecvt type moves.
19756
19757 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
19758
19759         PR target/48830
19760         * rtlanal.c (simplify_subreg_regno): Adjust comment.
19761
19762 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
19763
19764         PR rtl-optimization/49095
19765         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
19766         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
19767
19768 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
19769
19770         PR target/43995
19771         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
19772         recurse_p argument.  Only follow register copies if it is set,
19773         and prevent mips_find_pic_call_symbol from recursing.
19774         (mips_find_pic_call_symbol): Add a recurse_p argument.
19775         Pass it to mips_pic_call_symbol_from_set.
19776         (mips_annotate_pic_calls): Update accordingly.
19777
19778 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
19779
19780         * emit-rtl.c (try_split): Use a loop to search for
19781         NOTE_INSN_CALL_ARG_LOCATIONs.
19782
19783 2011-05-29  Richard Guenther  <rguenther@suse.de>
19784
19785         PR tree-optimization/49217
19786         * ipa-pure-const.c (propagate_pure_const): Fix typos.
19787
19788 2011-05-28  Jan Hubicka  <jh@suse.cz>
19789
19790         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
19791         length.
19792         (string_slot_free): Remove
19793         (create_output_block): Initialize obstack.
19794         (destroy_output_block): Free obstack.
19795         (lto_string_index): Add PERSISTENT parameter; do not duplicate
19796         the string unless it needs to be added into the hash.
19797         (lto_output_string_with_length): Add persistent attribute;
19798         handle NULL strings.
19799         (lto_output_string): Add PERSISTENT parameter.
19800         (output_string_cst, output_identifier): Simplify.
19801         (lto_output_location_bitpack): Update.
19802         (lto_output_builtin_tree): Update.
19803         * lto-streamer.h (struct output_block): Add obstack.
19804         (lto_output_string, lto_output_string_with_length): Remove
19805         declarations; functions are static now.
19806
19807 2011-05-28  Jan Hubicka  <jh@suse.cz>
19808
19809         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
19810         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
19811         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
19812         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
19813         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
19814         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
19815         unpack_ts_decl_with_vis_value_fields,
19816         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
19817         lto_get_builtin_tree): Use enum and variable length i/o.
19818         * basic-block.h (profile_status_d): Add PROFILE_LAST.
19819         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
19820         New functions.
19821         (bp_pack_enum, bp_unpack_enum): New macros.
19822
19823 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19824
19825         * genrecog.c: Remove redundant forward declarations.
19826
19827 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19828
19829         * config.gcc: Deprecate mips*-*-openbsd*.
19830
19831 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
19832
19833         PR bootstrap/49195
19834         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
19835         for match_op_dup.
19836
19837 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
19838
19839         PR middle-end/48981
19840         * gengtype.c (vec_prefix_type): New function.
19841         (note_def_vec): Use vec_prefix_type and change the length
19842         attribute to be based on the prefix.
19843         * vec.c: Include coretypes.h before vec.h.
19844         (struct vec_prefix): Remove.
19845         (vec_gc_p_reserve): Change the offsetof to sizeof.
19846         (vec_gc_p_reserve_exact): Likewise.
19847         (vec_heap_p_reserve): Likewise.
19848         (vec_heap_p_reserve_exact): Likewise.
19849         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
19850         (vec_stack_p_reserve): Change the offsetof to sizeof.
19851         (vec_stack_p_reserve_exact): Likewise.
19852         * vec.h (struct vec_prefix): New struct definition.
19853         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
19854         (VEC_T_GTY(T,B)): Likewise.
19855         (DEF_VEC_FUNC_P(T)): Use prefix field.
19856         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
19857         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
19858
19859 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19860
19861         PR tree-optimization/46728
19862         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
19863         (powi_as_mults): Add gimple_set_location.
19864         (build_and_insert_call): New.
19865         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
19866         0.5, 0.25, 0.75, 1./3., or 1./6.
19867
19868 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
19869
19870         * doc/contrib.texi: Update copyright years.
19871         (Contributors): Add Zdenek Sojka.
19872
19873 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
19874
19875         * c-decl.c (c_push_function_context): Copy the current statement
19876         list stack.
19877         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
19878         (finish_struct): Call building_stmt_list_p instead of checking
19879         cur_stmt_list.
19880         * c-parser.c (c_parser_postfix_expression): Likewise.
19881         * c-typeck.c (c_end_compound_stmt): Likewise.
19882         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
19883         * tree-iterator.c (stmt_list_cache): Change to a VEC.
19884         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
19885         (free_stmt_list): Likewise.
19886         * tree.h (struct tree_statement_list): Include typed_tree instead
19887         of tree_common.
19888         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
19889         as TS_TYPED instead of TS_COMMON.
19890
19891 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19892             Uros Bizjak  <ubizjak@gmail.com>
19893
19894         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
19895         (HAVE_AS_IX86_TLSGDPTL): Define.
19896         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
19897         (HAVE_AS_IX86_TLSLDMPLT): Define.
19898         * configure: Regenerate.
19899         * config.in: Regenerate.
19900         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
19901         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
19902         TARGET_SUN_TLS, use @tlsgdplt or @plt.
19903         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
19904         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
19905         @tlsldmplt or @plt.
19906         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
19907
19908 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
19909
19910         * sched-int.h (struct _haifa_deps_insn_data): New members cond
19911         and reverse_cond.
19912         (INSN_COND, INSN_REVERSE_COND): New macros.
19913         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
19914         once.
19915         (sched_get_condition_with_rev): Cache the results, and look them up
19916         if possible.
19917         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
19918         are clobbered by the current insn.
19919         * target.def (exposed_pipline): New sched data hook.
19920         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
19921         * doc/tm.texi: Regenerate.
19922
19923 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19924
19925         PR tree-optimization/49170
19926         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
19927         sincos or cexp.
19928
19929 2011-05-27  Richard Guenther  <rguenther@suse.de>
19930
19931         PR middle-end/49189
19932         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
19933         of comparisons.
19934
19935 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
19936
19937         * haifa-sched.c (sched_scan_info): Remove.
19938         (schedule_block): Call sched_extend_luids rather than sched_init_luids
19939         with NULL args.
19940         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
19941         Remove functions.
19942         (sched_scan): Remove.
19943         (sched_extend_luids): Renamed from luids_extend_insn and no longer
19944         static.  All callers changed.
19945         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
19946         static.  All callers changed.
19947         (sched_init_luids): Remove all arguments except the first.  All
19948         callers changed.  Don't use sched_scan.
19949         (haifa_init_h_i_d): Likewise.
19950         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
19951         manually rather than using sched_init_luids.  Likewise with
19952         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
19953         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
19954         rather than sched_init_luids with NULL args.
19955         * sel-sched-ir.c (new_insns): Remove variable.
19956         (sched_scan): New static function, previously in haifa-sched.c.  Remove
19957         all arguments but the first two; all callers changed.
19958         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
19959         rather than sched_init_luids.
19960         (sel_init_bbs): Remove second argument.  All callers changed.
19961         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
19962         with NULL arguments.
19963         (create_insn_rtx_from_pattern): Likewise.
19964         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
19965         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
19966         (sched_init_insn_luid, sched_extend_luids): Declare.
19967         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
19968         declarations.
19969
19970 2011-05-27  Richard Guenther  <rguenther@suse.de>
19971
19972         PR middle-end/49177
19973         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
19974         A CMP B ? (T) true : (T) false for non-integral types T again.
19975
19976 2011-05-27  Jan Hubicka  <jh@suse.cz>
19977
19978         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
19979         so 0 means NULL string.
19980         (lto_output_string_with_length): ... here.
19981         (lto_output_string, output_string_cst, output_identifier): Update
19982         handling of NULL strings.
19983         (lto_output_location_bitpack): New function.
19984         (lto_output_location): Use it.
19985         (lto_output_tree_ref): Use output_record_start.
19986         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
19987         len values.
19988         * lto-streamer-in.c (string_for_index): Break out from ...; offset
19989         values by 1.
19990         (input_string_internal): ... here;
19991         (input_string_cst, input_identifier, lto_input_string): Update handling
19992         of NULL strings.
19993         (lto_input_location_bitpack): New function
19994         (lto_input_location): Use it.
19995         (unpack_ts_type_common_value_fields): Pack align & alias in var len
19996         values.
19997         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
19998         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
19999         (bp_pack_value): Sanity check the value range.
20000         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
20001         New functions.
20002         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
20003         New functions.
20004
20005 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
20006
20007         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
20008         call_arg_location instructions down the floor.
20009
20010 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
20011
20012         PR rtl-optimization/49154
20013         * ira.c (setup_pressure_classes): Process class without sublcasses
20014         as a candidate for pressure classes.
20015
20016 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
20017
20018         PR rtl-optimization/48575
20019         * genrecog.c (position_type): New enum.
20020         (position): New structure.
20021         (decision): Use position structure instead of a string.
20022         (root_pos, peep2_insn_pos_list): New variables.
20023         (next_position, compare_positions): New functions.
20024         (new_decision): Use position structures instead of strings.
20025         (maybe_both_true): Likewise.
20026         (change_state): Likewise.
20027         (write_tree): Likewise.
20028         (make_insn_sequence): Likewise.
20029
20030 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
20031
20032         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
20033         TS_BASE instead of TS_COMMON.
20034         (find_decls_types_r): Check for TS_TYPED structure before looking at
20035         TREE_TYPE.
20036         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
20037         Add chain field.
20038         (BLOCK_CHAIN): Use new chain field.
20039
20040 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
20041
20042         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
20043         moves expensive on Power7 also.
20044
20045 2011-05-26  Richard Guenther  <rguenther@suse.de>
20046
20047         * fold-const.c (fold_unary_loc): Remove bogus code.
20048
20049 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
20050
20051         * tree.h (struct tree_identifier): Inherit from tree_typed, not
20052         tree_common.
20053         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
20054         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
20055         TS_BASE instead of TS_COMMON.
20056         * varasm.c (assemble_name): Remove assert.
20057
20058 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
20059
20060         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
20061         substituted first.
20062         * libgcc-std.ver: Delete file.
20063
20064 2011-05-26  Richard Guenther  <rguenther@suse.de>
20065
20066         PR tree-optimization/48702
20067         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
20068         only when we know the base address is within bounds.
20069         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
20070         assume the base address of TARGET_MEM_REFs is in bounds.
20071
20072 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20073
20074         PR target/49099
20075         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
20076         declaration in TARGET_SOLARIS.
20077
20078 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
20079
20080         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
20081         The instruction is then expanded explicitly.
20082         (supported_compare): Callable instruction.
20083         (compare): Likewise.
20084
20085 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
20086
20087         PR c++/49165
20088         * gimplify.c (shortcut_cond_r): Don't special case
20089         COND_EXPRs if they have void type on one of their arms.
20090
20091 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
20092
20093         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
20094         to reduce duplication, and to achieve a slightly more logical order
20095         of operations.
20096
20097 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
20098
20099         PR tree-optimization/49161
20100         * tree-vrp.c (struct case_info): New type.
20101         (compare_case_labels): Sort case_info structs instead of
20102         trees, and not primarily by CASE_LABEL uids but by
20103         label_for_block indexes.
20104         (find_switch_asserts): Put case labels into struct case_info
20105         array instead of TREE_VEC, adjust sorting, compare label_for_block
20106         values instead of CASE_LABELs.
20107
20108 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
20109
20110         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
20111         ("orndi3_neon"): Likewise.
20112         ("bic<mode>3_neon"): Likewise.
20113
20114 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
20115
20116         PR tree-optimization/49038
20117         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
20118         Ensure at least one epilogue iteration if required by data
20119         accesses with gaps.
20120         * tree-vectorizer.h (struct _loop_vec_info): Add new field
20121         to mark loops that require peeling for gaps.
20122         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
20123         (vect_get_known_peeling_cost): Take peeling for gaps into
20124         account.
20125         (vect_transform_loop): Generate epilogue if required by data
20126         access with gaps.
20127         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
20128         loop as requiring an epilogue if there are gaps in the end of
20129         the strided group.
20130
20131 2011-05-25  Ian Lance Taylor  <iant@google.com>
20132
20133         * godump.c (go_format_type): Output the first field with a usable
20134         Go type, if any.
20135
20136 2011-05-25  Ian Lance Taylor  <iant@google.com>
20137
20138         * godump.c (go_format_type): Check for invalid type names, pointer
20139         target types, and struct field types.
20140
20141 2011-05-25  Jason Merrill  <jason@redhat.com>
20142
20143         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
20144
20145 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
20146
20147         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
20148
20149 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20150
20151         * config/i386/i386.md (*movqi_extv_1)): Put back
20152         "register_operand" check in "type" calculation.
20153         (*movqi_extzv_2): Likewise.
20154
20155 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20156
20157         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
20158
20159 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
20160
20161         PR bootstrap/49160
20162         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
20163         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
20164         __divxc3, __divtc3): Wrap definitions in #ifndef.
20165
20166 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20167
20168         PR target/49142
20169         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
20170         "register_operand" check and replace q_regs_operand with
20171         QIreg_operand in "type" calculation.
20172         (*movqi_extv_1): Likewise.
20173         (*movqi_extzv_2_rex64): Likewise.
20174         (*movqi_extzv_2): Likewise.
20175
20176         * config/i386/predicates.md (QIreg_operand): New.
20177
20178 2011-05-25  Richard Guenther  <rguenther@suse.de>
20179
20180         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
20181         type-based offset disambiguation, streamline MEM_REF and
20182         TARGET_MEM_REF handling.
20183
20184 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
20185
20186         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
20187         (bdesc_special_args): Add pause intrinsic.
20188
20189         * config/i386/i386.md (UNSPEC_PAUSE): New.
20190         (pause): Likewise.
20191         (*pause): Likewise.
20192         * config/i386/ia32intrin.h (__pause): Likewise.
20193
20194         * doc/extend.texi (X86 Built-in Functions): Add documentation for
20195         pause intrinsic.
20196
20197 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20198
20199         PR tree-optimization/46728
20200         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
20201         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
20202
20203 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
20204
20205         * tree.h (struct tree_exp): Inherit from struct tree_typed.
20206         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
20207         instead of TS_COMMON.
20208
20209 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
20210
20211         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
20212         LIBGCC2_GNU_PREFIX is defined.
20213         (__N): New macro.
20214         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
20215         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
20216         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
20217         __clz_tab): Define using __N.
20218         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
20219         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
20220         * target.def (libfunc_gnu_prefix): New hook.
20221         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
20222         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
20223         * doc/tm.texi: Regenerate.
20224         * system.h (LIBGCC2_GNU_PREFIX): Poison.
20225         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
20226         account.
20227         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
20228         (init_optabs): Likewise for the bswap libfuncs.
20229         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
20230         and divide.
20231         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
20232         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
20233         * libgcc-std.ver: Remove.
20234         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
20235         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
20236         libgcc-std.ver.
20237         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20238         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
20239         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
20240         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
20241         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
20242         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20243         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
20244         * config/fixed-bit.h (FIXED_OP): Define differently depending on
20245         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
20246         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
20247
20248 2011-05-25  Jan Hubicka  <jh@suse.cz>
20249
20250         * lto-streamer-out.c (output_record_start): Use lto_output_enum
20251         (lto_output_tree): Use output_record_start.
20252         * lto-streamer-in.c (input_record_start): Use lto_input_enum
20253         (lto_get_pickled_tree): Use input_record_start.
20254         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
20255         (lto_value_range_error): New function.
20256         * lto-streamer.h (lto_value_range_error): Declare.
20257         (lto_output_int_in_range, lto_input_int_in_range): New functions.
20258         (lto_output_enum, lto_input_enum): New macros.
20259
20260 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
20261
20262         * common.opt (flag_stack_usage_info): New variable.
20263         (-Wstack-usage): New option.
20264         * doc/invoke.texi (Warning options): Document -Wstack-usage.
20265         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
20266         <OPT_fstack_usage>: Likewise.
20267         * toplev.c (output_stack_usage): Handle -Wstack-usage.
20268         * calls.c (expand_call): Test flag_stack_usage_info variable instead
20269         of flag_stack_usage.
20270         (emit_library_call_value_1): Likewise.
20271         * explow.c (allocate_dynamic_stack_space): Likewise.
20272         * function.c (instantiate_virtual_regs ): Likewise.
20273         (prepare_function_start): Likewise.
20274         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
20275         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
20276         * config/arm/arm.c (arm_expand_prologue): Likewise.
20277         (thumb1_expand_prologue): Likewise.
20278         * config/avr/avr.c (expand_prologue): Likewise.
20279         * config/i386/i386.c (ix86_expand_prologue): Likewise.
20280         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
20281         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
20282         * config/mips/mips.c (mips_expand_prologue): Likewise.
20283         * config/pa/pa.c (hppa_expand_prologue): Likewise.
20284         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
20285         * config/s390/s390.c (s390_emit_prologue): Likewise.
20286         * config/sh/sh.c (sh_expand_prologue): Likewise.
20287         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
20288         * config/spu/spu.c (spu_expand_prologue): Likewise.
20289
20290 2011-05-25  Richard Guenther  <rguenther@suse.de>
20291
20292         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
20293         (gimple_canonical_types_compatible_p): Likewise.
20294
20295 2011-05-25  Jan Hubicka  <jh@suse.cz>
20296
20297         PR middle-end/49062
20298         * ipa.c (function_and_variable_visibility): Only add to same
20299         comdat group list if DECL_ONE_ONLY.
20300
20301 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
20302
20303         PR rtl-optimization/49014
20304         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
20305
20306 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
20307
20308         PR target/49128
20309         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
20310
20311 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20312
20313         PR rtl-optimization/48757
20314         * ira-build.c (loop_with_eh_edge_p): Rename to
20315         loop_with_complex_edge_p, check edges on complexity, make function
20316         conditional.
20317         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
20318         conditional.
20319
20320 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20321
20322         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
20323         force flag_ira_share_save_slots to 0.
20324
20325 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20326
20327         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
20328         (vt_initialize): Set PROLOGUE_BB unconditionally.
20329         Add block comment about CFA_BASE_RTX machinery.
20330         Reset FP_CFA_OFFSET to -1 on all invalid paths.
20331         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
20332
20333 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
20334
20335         PR objc/48187
20336         * c-parser.c (c_parser_objc_class_instance_variables): More robust
20337         parsing of syntax error in ObjC instance variable lists.  In
20338         particular, avoid an infinite loop if there is a stray ']'.
20339         Updated error message.
20340
20341 2011-05-24  Ian Lance Taylor  <iant@google.com>
20342
20343         * godump.c (go_define): Don't accept a string immediately after
20344         another operand.
20345
20346 2011-05-24  Ian Lance Taylor  <iant@google.com>
20347
20348         * godump.c (struct godump_container): Add invalid_hash field.
20349         (go_format_type): Return false if type is found in invalid_hash.
20350         (go_output_typedef): Add invalid type to invalid_hash.
20351         (go_finish): Create and delete invalid_hash.
20352
20353 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20354
20355         PR tree-optimization/46728
20356         * tree-ssa-math-opts.c (powi_table): New.
20357         (powi_lookup_cost): New.
20358         (powi_cost): New.
20359         (powi_as_mults_1): New.
20360         (powi_as_mults): New.
20361         (gimple_expand_builtin_powi): New.
20362         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
20363         (gate_cse_sincos): Remove sincos/cexp restriction.
20364
20365 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20366
20367         PR target/3746
20368         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
20369         mips-tdump native.
20370         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
20371         * mips-tdump.c: Likewise.
20372
20373 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
20374
20375         PR target/49128
20376         * config/i386/driver-i386.c (host_detect_local_cpu): Always
20377         add -mno-XXX.  Handle FMA.
20378
20379 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20380
20381         PR rtl-optimization/48633
20382         * ira-build.c (loop_with_eh_edge_p): New function.
20383         (mark_loops_for_removal): Use it.
20384
20385 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
20386
20387         PR rtl-optimization/48971
20388         * ira.c (setup_pressure_classes): Don't check register move cost
20389         for classes with one registers.  Don't add pressure class if there
20390         is a pressure class with the same available hard registers.
20391         Check contains_reg_of_mode.  Fix a typo in collecting
20392         temp_hard_regset.  Ignore hard registers not belonging to a class.
20393
20394 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
20395
20396         PR target/49133
20397         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
20398
20399 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
20400             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20401
20402         PR gcov-profile/48845
20403         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
20404
20405 2011-05-24  Richard Guenther  <rguenther@suse.de>
20406
20407         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
20408         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
20409         (gimple_types_compatible_p_1): Adjust.
20410         (iterative_hash_canonical_type): Do not bother about complete vs.
20411         incomplete types.
20412         (gimple_canonical_types_compatible_p): Likewise.
20413
20414 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20415
20416         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
20417
20418 2011-05-24  Richard Guenther  <rguenther@suse.de>
20419
20420         PR bootstrap/49078
20421         * gimple.c (gimple_register_canonical_type): Revert
20422         previous change.
20423         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
20424         does not for a tree for the case where it matters.  Cache
20425         pointer-type alias-sets.
20426
20427 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
20428
20429         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
20430         (OBJS): Remove options.o, opts-common.o and prefix.o.
20431         (OBJS-libcommon-target): New.
20432         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
20433         (BACKEND): Include libcommon-target.a.
20434         (MOSTLYCLEANFILES): Include libcommon-target.a.
20435         (libcommon-target.a): New.
20436         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
20437         prefix.o.
20438
20439 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
20440
20441         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
20442         parts of output shared with the driver.
20443         * optc-gen.awk: Don't generate parts of output not shared with the
20444         driver.
20445         * opth-gen.awk: Remove GCC_DRIVER conditionals.
20446         * doc/options.texi (SourcerInclude): Mention options-save.c.
20447         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
20448         (OBJS): Add options-save.o.
20449         (options-save.c, options-save.o): New.
20450         (options.o): Update dependencies.
20451         (gcc-options.o): Remove.
20452         (mostlyclean): Remove options-save.c.
20453
20454 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20455
20456         PR debug/49032
20457         * dbxout.c: Include cgraph.h.
20458         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
20459         and without value expr, return NULL if no varpool node exists for
20460         it or if it is not needed.
20461         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
20462
20463         PR c/49120
20464         * c-decl.c (start_decl): Convert expr to void_type_node.
20465
20466 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
20467
20468         PR rtl-optimization/48826
20469         * emit-rtl.c (try_split): When splitting a call that is followed
20470         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
20471
20472 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20473
20474         * cfgexpand.c (expand_debug_expr): For unused non-addressable
20475         parameters passed in memory prefer using DECL_INCOMING_RTL over
20476         the pseudos it will be copied into.
20477
20478 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
20479
20480         PR target/47315
20481         * config/i386/i386.c (ix86_option_override_internal): Save the
20482         initial options after checking vzeroupper.
20483
20484 2011-05-23  David Li  <davidxl@google.com>
20485
20486         PR tree-optimization/48988
20487         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
20488         Initialize has_valid_pred for each pred chain.
20489
20490 2011-05-23  Richard Guenther  <rguenther@suse.de>
20491
20492         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
20493         (iterative_hash_gimple_type): Always hash type names.
20494
20495 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
20496
20497         * c-typeck.c (build_function_call_vec): Tweak call to
20498         check_function_arguments.
20499
20500 2011-05-23  Richard Guenther  <rguenther@suse.de>
20501
20502         PR tree-optimization/49115
20503         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
20504         is not necessarily carried out, do not claim it kills the ref.
20505         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
20506
20507 2011-05-23  Richard Guenther  <rguenther@suse.de>
20508
20509         PR middle-end/15419
20510         * builtins.c (fold_builtin_memory_op): Be less restrictive about
20511         what pointer types we accept for folding.
20512
20513 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20514
20515         * gthr-gnat.c: Remove.
20516         * gthr-gnat.h: Remove.
20517         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
20518         * config/t-freebsd (LIB2ADDEH): Likewise.
20519         * config/t-linux (LIB2ADDEH): Likewise.
20520         * config/t-sol2 (LIB2ADDEH): Likewise.
20521         * config/ia64/t-vms (LIB2ADDEH): Likewise.
20522         * configure.ac (target_thread_file): Remove gnat handling.
20523         * configure: Regenerate.
20524         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
20525
20526 2011-05-23  Tristan Gingold  <gingold@adacore.com>
20527             Eric Botcazou  <ebotcazou@adacore.com>
20528
20529         * gcov.c (create_file_names): If no object directory is specified,
20530         keep the directory of the file.
20531
20532 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20533
20534         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
20535         * configure: Regenerate.
20536
20537 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
20538
20539         PR middle-end/48973
20540         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
20541         failed and the comparison has a single bit signed type, use
20542         constm1_rtx instead of const1_rtx for true value.
20543         (do_store_flag): If ops->type is single bit signed type, disable
20544         signel bit test optimization and pass -1 instead of 1 as last
20545         parameter to emit_store_flag_force.
20546
20547 2011-05-23  Tom de Vries  <tom@codesourcery.com>
20548
20549         PR target/45098
20550         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
20551         function.
20552         (infer_loop_bounds_from_undefined): Use new function.
20553
20554 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
20555
20556         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
20557         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
20558         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
20559         and -O0 otherwise.
20560         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
20561
20562 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20563
20564         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
20565         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
20566         returns true.
20567
20568 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
20569
20570         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
20571
20572 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20573
20574         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
20575         UNSPEC_MOVE_PIC pattern.
20576
20577 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
20578
20579         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
20580         (sparc-*-rtems*): Likewise.
20581         (sparc64-*-elf*): Likewise.
20582         (sparc64-*-rtems*): Likewise.
20583         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
20584         * config/sparc/t-crtin: New file.
20585         * config/sparc/t-sol2 (crti.o): Delete rule.
20586         (crtn.o): Likewise.
20587         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
20588         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
20589         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
20590         (ENDFILE_SPEC): Add crtn.o.
20591
20592 2011-05-22  Tom de Vries  <tom@codesourcery.com>
20593
20594         PR middle-end/48689
20595         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
20596         CODE_CONTAINS_STRUCT (TS_COMMON).
20597
20598 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
20599
20600         PR middle-end/49029
20601         * expmed.c (extract_fixed_bit_field): Test whether target can be used
20602         only after deciding which mode to use.
20603
20604 2011-05-22  Tom de Vries  <tom@codesourcery.com>
20605
20606         PR target/45098
20607         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
20608         for call to get_shiftadd_cost.
20609
20610 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
20611
20612         PR target/49104
20613         * config/i386/cpuid.h (bit_MMXEXT): New define.
20614
20615 2011-05-22  Nick Clifton  <nickc@redhat.com>
20616
20617         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
20618         initialisation of non-existant args[2] element.  Use args[] array
20619         not arg[] array to pass arguments to build_function_type_list.
20620
20621 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
20622
20623         PR tree-optimization/49087
20624         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
20625
20626 2011-05-21  Jason Merrill  <jason@redhat.com>
20627
20628         PR c++/49092
20629         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
20630         static storage duration.
20631
20632 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
20633
20634         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
20635         frame pointer.
20636
20637 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
20638
20639         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
20640         false if there are call-saved registers here...
20641         (sparc_can_use_return_insn_p): ...but here instead.
20642         (save_or_restore_regs): Fix thinko.
20643         (sparc_expand_prologue): Use current_function_is_leaf.
20644         (sparc_frame_pointer_required): Likewise.
20645
20646 2011-05-21  Nick Clifton  <nickc@redhat.com>
20647
20648         PR target/49098
20649         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
20650
20651 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
20652
20653         * gengtype.c (walk_type): Implemented "atomic" GTY option.
20654         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
20655
20656 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
20657
20658         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
20659         * optc-gen.awk: Move common code to opt-read.awk.
20660         * opth-gen.awk: Likewise.
20661         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
20662
20663 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
20664
20665         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
20666
20667 2011-05-20  Tom de Vries  <tom@codesourcery.com>
20668
20669         PR target/45098
20670         * tree-ssa-loop-ivopts.c: Include expmed.h.
20671         (get_shiftadd_cost): New function.
20672         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
20673
20674 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
20675
20676         PR bootstrap/49086
20677         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
20678         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
20679
20680 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
20681
20682         * Makefile.in: Update comment referring to $(OBJS-common).
20683
20684 2011-05-20  Ian Lance Taylor  <iant@google.com>
20685
20686         * godump.c (go_output_typedef): Put enum constants in the macro
20687         hash table to avoid duplicate Go const definitions.
20688
20689 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
20690
20691         * Makefile.in (LIBDEPS): Add libcommon.a.
20692         (LIBS): Likewise.
20693         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
20694         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
20695         pretty-print.o and version.o.
20696         (OBJS-libcommon): New.
20697         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
20698         (BACKEND): Add libcommon.a.
20699         (MOSTLYCLEANFILES): Likewise.
20700         (libcommon.a): New.
20701         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
20702         (cpp$(exeext)): Likewise.
20703         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
20704         pretty-print.o and input.o.
20705         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
20706         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
20707         (errors.o): Remove.
20708         (mips-tfile): Don't explicitly use version.o.
20709         (mips-tdump): Likewise.
20710         (gcov.o): Depend on $(DIAGNOSTIC_H).
20711         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
20712         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
20713         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
20714         * gcov-dump.c: Include intl.h and diagnostic.h.
20715         (main): Initialize diagnostics.
20716         * gcov.c: Include diagnostic.h.
20717         (fnotice): Remove.
20718         (main): Initialize diagnostics.
20719         * lto-wrapper.c: Include diagnostic.h.
20720         (main): Initialize diagnostics.
20721
20722 2011-05-20  Michael Matz  <matz@suse.de>
20723
20724         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
20725
20726 2011-05-20  Michael Matz  <matz@suse.de>
20727             Richard Guenther  <rguenther@suse.de>
20728
20729         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
20730         use lto_streamer_cache_append directly instead of returning a VEC.
20731         (preload_common_node): Remove.
20732         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
20733         track seen nodes.
20734         (lto_streamer_cache_create): Call lto_preload_common_nodes.
20735
20736 2011-05-20  Richard Guenther  <rguenther@suse.de>
20737
20738         PR tree-optimization/49079
20739         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
20740         MEM_REFs correctly for the trailing array access detection.
20741         Special case constants the same way as decls for overall size
20742         constraining.
20743
20744 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
20745
20746         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
20747         argument expansion.
20748
20749 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
20750
20751         PR tree-optimization/49073
20752         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
20753         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
20754         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
20755
20756 2011-05-20  Richard Guenther  <rguenther@suse.de>
20757
20758         PR middle-end/48849
20759         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
20760         of pointer types the same way the middle-end does.
20761
20762 2011-05-20  Richard Guenther  <rguenther@suse.de>
20763
20764         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
20765         or pointer-to chains.  Delay all fixup to uniquify_nodes.
20766
20767 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
20768
20769         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
20770         (fma4_fmaddsub): Likewise
20771
20772 2011-05-19  Jan Hubicka  <jh@suse.cz>
20773
20774         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
20775         (GIMPLE_TYPE_PAIR_SIZE): New macro.
20776         (type_pair_cache): New static var.
20777         (lookup_type_pair): Use fixed sized custom hash; make inline.
20778         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
20779         calls of lookup_type_pair.
20780         (print_gimple_types_stats): Remove cache stats.
20781         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
20782         and gtc_ob.
20783
20784 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
20785
20786         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
20787         when TARGET_RDRND is active.
20788         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
20789         Generate dummy SImode target register when target is NULL.
20790
20791 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
20792
20793         * config/arm/arm-fpus.def: New.
20794         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
20795         arm-fpus.def.
20796         * config/arm/arm-tables.opt: Regenerate.
20797         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
20798         (arm_option_override): Don't decode FPU name to string here.
20799         * config/arm/arm.opt (mfpu=): Use Enum.
20800         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
20801         Update dependencies.
20802
20803 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
20804
20805         * collect2.c: Include diagnostic.h.
20806         (fatal_perror, fatal, error, fancy_abort): Remove.
20807         (main): Set progname.  Call xmalloc_set_program_name and
20808         diagnostic_initialize.
20809         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
20810         scan_libraries, resolve_lib_name): Call fatal_error instead of
20811         fatal and fatal_perror.
20812         * collect2.h (error, fatal, fatal_perror): Don't declare.
20813         * tlink.c: Include diagnostic-core.h.
20814         (recompile_files): Call fatal_error instead of fatal_perror.
20815         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
20816         pretty-print.o and input.o.
20817         (collect2.o, tlink.o): Update dependencies.
20818
20819 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20820
20821         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
20822
20823 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20824
20825         PR target/40483
20826         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
20827         COMDAT group syntax, both SPARC and x86 variants.
20828         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
20829         * configure: Regenerate.
20830         * config/sol2.h (TARGET_SOLARIS): Define.
20831         (PUSHSECTION_FORMAT): Remove.
20832         (SECTION_NAME_FORMAT): Define.
20833         * config/sol2.c: Include hashtab.h.
20834         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
20835         expansion, using SECTION_NAME_FORMAT.
20836         (solaris_comdat_htab): New variable.
20837         (struct comdat_entry): Define.
20838         (comdat_hash): New function.
20839         (comdat_eq): New function.
20840         (solaris_elf_asm_comdat_section): New function.
20841         (solaris_define_comdat_signature): New function.
20842         (solaris_code_end): New function.
20843         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
20844         (solaris_code_end): Declare.
20845         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
20846         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
20847         solaris_code_end.
20848         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
20849         Remove ATTRIBUTE_UNUSED.
20850         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
20851         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
20852         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
20853         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
20854         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
20855         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
20856         (PUSHSECTION_FORMAT): Remove.
20857         (SECTION_NAME_FORMAT): Redefine.
20858
20859 2011-05-19  Kai Tietz  <ktietz@redhat.com>
20860
20861         * tree-cfg.c (verify_gimple_assign_binary): Barf on
20862         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
20863         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
20864
20865 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
20866             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20867
20868         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
20869
20870 2011-05-19  Richard Guenther  <rguenther@suse.de>
20871
20872         PR middle-end/48985
20873         * tree-object-size.c (addr_object_size): If the pointed-to
20874         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
20875
20876 2011-05-19  Richard Guenther  <rguenther@suse.de>
20877
20878         * gimple.c (gimple_types_compatible_p_1): Compare names of
20879         the types themselves.
20880         (iterative_hash_gimple_type): And hash them that way.
20881         (gimple_register_type_1): If we register a main variant properly
20882         initialize the leader to ourselves.
20883
20884 2011-05-19  Tom de Vries  <tom@codesourcery.com>
20885
20886         PR target/45098
20887         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
20888         get_loop_invariant_expr_id.
20889         (get_loop_invariant_expr_id): Use get_expr_id.
20890         (parm_decl_cost): New function.
20891         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
20892         Improve bound cost estimation.  Use different inv_expr_id for elim and
20893         express cases.
20894
20895 2011-05-19  Tom de Vries  <tom@codesourcery.com>
20896
20897         PR target/45098
20898         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
20899         cost_base.cost == 0.
20900
20901 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
20902
20903         PR target/49002
20904         * config/i386/sse.md
20905         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
20906         load cast.
20907
20908 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
20909
20910         PR tree-optimization/49039
20911         * tree-vrp.c (extract_range_from_binary_expr): For
20912         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
20913         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
20914
20915 2011-05-18  Tom de Vries  <tom@codesourcery.com>
20916
20917         PR target/45098
20918         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
20919
20920 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
20921
20922         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
20923         (*tls_global_dynamic_64): Ditto.
20924         (*tls_local_dynamic_base_32_gnu): Ditto.
20925         (*tls_local_dynamic_base_64): Ditto.
20926         (tls_initial_exec_64_sun): Ditto.
20927
20928 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
20929
20930         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
20931         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
20932         bf592-none.
20933         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
20934         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
20935         * config/bfin/bfin.c (bfin_cpus): Add bf592.
20936         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20937         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
20938         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
20939         * config/bfin/elf.h (LIB_SPEC): Add bf592.
20940
20941 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
20942
20943         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
20944         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
20945         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
20946         target_thread_pointer, arm_structure_size_boundary, struct
20947         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
20948         struct abi_name, arm_all_abis): Remove.
20949         (arm_option_override) Don't process most enumerated option values here.
20950         Don't process target_fpe_name here.  Work with integer not string for
20951         structure size boundary; use separate diagnostics for each case.
20952         * config/arm/arm.h (enum float_abi_type, enum
20953         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
20954         to arm-opts.h.
20955         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
20956         arm_structure_size_boundary): Remove.
20957         * config/arm/arm.opt (mabi=): Use Enum and Init.
20958         (arm_abi_type): New Enum and EnumValue entries.
20959         (mfloat-abi=): Use Enum and Init.
20960         (float_abi_type): New Enum and EnumValue entries.
20961         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
20962         (mfp16-format=): Use Enum and Init.
20963         (arm_fp16_format_type): New Enum and EnumValue entries.
20964         (mstructure-size-boundary=): Use UInteger and Init.
20965         (mtp=): Use Enum and Init.
20966         (arm_tp_type): New Enum and EnumValue entries.
20967
20968 2011-05-18  Richard Guenther  <rguenther@suse.de>
20969
20970         PR tree-optimization/49018
20971         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
20972         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
20973         gimple_has_side_effects.
20974
20975 2011-05-18  Richard Guenther  <rguenther@suse.de>
20976
20977         * gimple.c (gimple_register_type_1): New function, split out from ...
20978         (gimple_register_type): ... here.  Avoid infinite recursion.
20979
20980 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
20981
20982         PR tree-optimization/41881
20983         * tree-vectorizer.h (struct _loop_vec_info): Add new field
20984         reduction_chains along with a macro for its access.
20985         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
20986         (destroy_loop_vec_info): Free reduction chains.
20987         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
20988         (vect_is_slp_reduction): New function.
20989         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
20990         (vect_create_epilog_for_reduction): Support SLP reduction chains.
20991         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
20992         definition types for reduction chains.
20993         (vect_supported_load_permutation_p): Don't allow permutations for
20994         reduction chains.
20995         (vect_analyze_slp_instance): Support reduction chains.
20996         (vect_analyze_slp): Try to build SLP instance from reduction chains.
20997         (vect_get_constant_vectors):  Handle reduction chains.
20998         (vect_schedule_slp_instance): Mark the first statement of the
20999         reduction chain as reduction.
21000
21001 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
21002
21003         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
21004         names for group elements access.
21005         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
21006         reduction chains as well.  Remove data reference and interleaving
21007         related words from the fields names.
21008         * tree-vect-loop.c (vect_transform_loop): Use new names for group
21009         elements access.
21010         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
21011         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
21012         vect_update_interleaving_chain, vect_same_range_drs,
21013         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
21014         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
21015         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
21016         vect_analyze_group_access, vect_analyze_data_ref_access,
21017         vect_create_data_ref_ptr, vect_transform_strided_load,
21018         vect_record_strided_load_vectors): Likewise.
21019         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
21020         vect_model_load_cost, vectorizable_store, vectorizable_load,
21021         vect_remove_stores, new_stmt_vec_info): Likewise.
21022         * tree-vect-slp.c (vect_build_slp_tree,
21023         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
21024
21025 2011-05-18  Richard Guenther  <rguenther@suse.de>
21026
21027         PR middle-end/48989
21028         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
21029         operand verification.
21030         (verify_gimple_assign_binary): Likewise.
21031         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
21032         to non-1-precision BOOLEAN_TYPEs.
21033
21034 2011-05-18  Tom de Vries  <tom@codesourcery.com>
21035
21036         PR target/45098
21037         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
21038
21039 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
21040
21041         PR tree-optimization/49000
21042         * tree-ssa.c (execute_update_addresses_taken): Call
21043         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
21044         be rewritten and decl has been marked for renaming, reset
21045         the debug stmt.
21046
21047 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
21048
21049         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
21050         enum_opts_set when testing if attributes have set -mfpmath=.
21051
21052 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
21053
21054         * config/mips/mips.c (mips_handle_option): Remove unused variable.
21055
21056 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
21057
21058         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
21059         info->entry with 0
21060         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
21061         id.transform_lang_insert_block with NULL.
21062
21063 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
21064
21065         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
21066         (output_fp_compare): Change args 3 and 4 to bool.
21067         (ix86_expand_call): Change arg 6 to bool.
21068         (ix86_attr_length_immediate_default): Change arg 2 to bool.
21069         (ix86_attr_length_vex_default): Change arg 3 to bool.
21070         * config/i386/i386.md: Update all uses.
21071         * config/i386/i386.c: Ditto.
21072         (ix86_flags_dependent): Change return type to bool.
21073
21074 2011-05-17  Richard Guenther  <rguenther@suse.de>
21075
21076         * gimple.c (type_hash_pair_compare): Fix comparison.
21077
21078 2011-05-17  Richard Guenther  <rguenther@suse.de>
21079
21080         * gimple.c (iterative_hash_gimple_type): Simplify singleton
21081         case some more, fix final hash value of the non-singleton case.
21082
21083 2011-05-17  Richard Guenther  <rguenther@suse.de>
21084
21085         PR bootstrap/49013
21086         Revert
21087         2011-05-16  Richard Guenther  <rguenther@suse.de>
21088
21089         * gimple.c (gimple_types_compatible_p_1): Use names of the
21090         type itself, not its main variant.
21091         (iterative_hash_gimple_type): Likewise.
21092
21093 2011-05-17  Richard Guenther  <rguenther@suse.de>
21094
21095         * gimple.c (gimple_register_canonical_type): Use the main-variant
21096         leader for computing the canonical type.
21097
21098 2011-05-17  Nick Clifton  <nickc@redhat.com>
21099
21100         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
21101         moves.
21102
21103         * config/rx/rx.md: Add peephole to remove redundant extensions
21104         after loads.
21105         (bitset_in_memory): Use rx_restricted_mem_operand.
21106         (bitinvert_in_memory): Likewise.
21107         (bitclr_in_memory): Likewise.
21108
21109 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
21110             Nick Clifton  <nickc@redhat.com>
21111
21112         * config/rx/rx.md: Add peepholes to match a register move followed
21113         by a comparison of the moved register.  Replace these with an
21114         addition of zero that does both actions in one instruction.
21115
21116 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
21117
21118         PR target/48986
21119         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
21120         predicate to allow CONST_INT.
21121         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
21122
21123 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
21124
21125         * opts-common.c (opt_enum_arg_to_value): New.
21126         * opts.h (opt_enum_arg_to_value): Declare.
21127         * config/i386/i386.opt (fpmath): Remove.
21128         (mfpmath=): Use Enum, Init and Save.
21129         (fpmath_unit): New Enum and EnumValue entries.
21130         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
21131         name for function fpmath state.
21132         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
21133         * config/i386/i386.c: Include diagnostic.h.
21134         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
21135         (ix86_target_string): Take enum fpmath_unit value instead of string.
21136         (ix86_debug_options): Update call to ix86_target_string.
21137         (ix86_option_override_internal): Don't process fpmath strings here.
21138         (x86_function_specific_save, ix86_function_specific_restore):
21139         Don't handle fpmath state specially.
21140         (ix86_function_specific_print): Pass fpmath state to
21141         ix86_target_string instead of printing in this function.
21142         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
21143         Handle enum attributes.
21144         (IX86_ATTR_ENUM, ix86_opt_enum): New.
21145         (ix86_valid_target_attribute_tree): Update option_strings
21146         handling.  Handle fpmath as enum option.
21147         (ix86_can_inline_p): Update field names for function fpmath state.
21148         (ix86_expand_builtin): Update call to ix86_target_string.
21149         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
21150         (ix86_fpmath): Remove.
21151         * config/i386/t-i386 (i386.o): Update dependencies.
21152
21153 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
21154
21155         PR preprocessor/48677
21156         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
21157         from decoded_options[0], not from itself.
21158
21159 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
21160
21161         * config/i386/constraints.md (z): New constraint.
21162         * config/i386/i386.c (c): New mode attribute.
21163         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
21164         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
21165         constraint for operand 0.
21166         (*call_vzeroupper): Ditto.
21167         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
21168         (*call_rex64_ms_sysv_vzeroupper): Ditto.
21169         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
21170         Use "lzm" constraint for operand 0.
21171         (*call_pop_vzeroupper): Ditto.
21172         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
21173         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
21174         constraint for operand 0.
21175         (*sibcall_vzeroupper): Ditto.
21176         (*sibcall_rex64_ms_sysv): Ditto.
21177         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
21178         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
21179         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
21180         (*sibcall_pop_vzeroupper): Ditto.
21181         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
21182         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
21183         mode iterator.  Use "<c>zm" constraint for operand 1.
21184         (*call_value_vzeroupper): Ditto.
21185         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
21186         for operand 1.
21187         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
21188         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
21189         *call_value_pop_1.  Use "lzm" constraint for operand 1.
21190         (*call_value_pop_vzeroupper): Ditto.
21191         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
21192         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
21193         mode iterator.  Use "Uz" constraint for operand 1.
21194         (*sibcall_value_vzeroupper): Ditto.
21195         (*sibcall_value_rex64_ms_sysv): Ditto.
21196         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
21197         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
21198         constraint for operand 1.
21199         (*sibcall_value_pop_vzeroupper): Ditto.
21200         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
21201         and "z" constraint for operand 2.
21202         (*tls_global_dynamic_32_gnu): Ditto.
21203         (*tls_local_dynamic_base_32_gnu): Ditto.
21204         (*tls_local_dynamic_base_64): Ditto.
21205         (*tls_local_dynamic_32_once): Ditto.
21206         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
21207         Update all callers.
21208         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
21209
21210 2011-05-16  Richard Guenther  <rguenther@suse.de>
21211
21212         * gimple.c (gimple_types_compatible_p_1): Use names of the
21213         type itself, not its main variant.
21214         (iterative_hash_gimple_type): Likewise.
21215
21216 2011-05-16  Richard Guenther  <rguenther@suse.de>
21217
21218         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
21219         always visit pointer target and function result and argument types.
21220
21221 2011-05-16  Jason Merrill  <jason@redhat.com>
21222
21223         PR c++/48999
21224         * tree-inline.c (copy_statement_list): Put back recursion.
21225
21226 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
21227
21228         PR target/27663
21229         PR target/41076
21230         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
21231         * config/avr/avr.md ("*ior<mode>qi.byte0",
21232         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
21233
21234 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
21235
21236         PR target/45099
21237         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
21238         register is needed for a function argument.
21239
21240 2011-05-16  Richard Guenther  <rguenther@suse.de>
21241
21242         * gimple.c (struct type_hash_pair): New type.
21243         (type_hash_pair_compare): New function.
21244         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
21245
21246 2011-05-16  Revital Eres  <revital.eres@linaro.org>
21247
21248         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
21249
21250 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
21251
21252         * config/i386/i386.md (floating point move splitters): Fix
21253         usage of standard_80387_constant_p.
21254         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
21255
21256 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
21257
21258         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
21259
21260 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
21261
21262         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
21263         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
21264         (tree_ssa_lim_finalize): Likewise.
21265
21266 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
21267
21268         * config/i386/constraint.md (Yd, Yx): New register constraints.
21269         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
21270         Yd conditional register constraint.
21271         (*movtf_internal): Use standard_sse_constant_opcode.
21272         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
21273         Yx conditional register constraint.
21274         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
21275         Yd conditional register constraint.  Use standard_sse_constant_p to
21276         check for valid SSE constants and call standard_sse_constant_opcode to
21277         output SSE insn.
21278         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
21279         constants and call standard_sse_constant_opcode to output SSE insn.
21280         * config/i386/i386.c (ix86_option_ovverride_internal): Set
21281         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
21282         optimize_size is set.
21283         (standard_sse_constant_opcode): Output conditional AVX insn templates.
21284
21285 2011-05-14  Tobias Burnus  <burnus@net-b.de>
21286
21287         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
21288
21289 2011-05-13  Martin Jambor  <mjambor@suse.cz>
21290
21291         * ipa-prop.c (ipa_cst_from_jfunc): New function.
21292         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
21293         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
21294         (evaluate_conditions_for_ipcp_clone): Removed.
21295         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
21296         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
21297         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
21298
21299 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
21300
21301         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
21302         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
21303         lieu of MAY_HAVE_DEBUG_STMTS.
21304         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
21305         debug statements if !MAY_HAVE_DEBUG_STMTS.
21306
21307 2011-05-13  Martin Thuresson  <martint@google.com>
21308
21309         PR gcov-profile/47793
21310         * libgcov.c (gcov_exit): Support relative profile paths.
21311         * doc/invoke.texi (-fprofile-dir): Update for above change.
21312
21313 2011-05-13  Richard Guenther  <rguenther@suse.de>
21314
21315         * gimple.c (gimple_canonical_types_compatible_p): Do not use
21316         type-pair caching, do not compare hashes.
21317
21318 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
21319
21320         PR middle-end/48965
21321         * tree-cfg.c (edge_to_cases_cleanup): Return true.
21322         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
21323
21324 2011-05-13  Kai Tietz  <ktietz@redhat.com>
21325
21326         * gimplify.c (gimplify_expr): Make sure operand is boolified.
21327         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
21328         compatible type for TRUTH_NOT_EXPR.
21329
21330 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
21331
21332         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
21333         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
21334         can_create_pseudo_p ().
21335
21336 2011-05-13  Richard Guenther  <rguenther@suse.de>
21337
21338         PR lto/48978
21339         * gimple.c (iterative_hash_gimple_type): Revert change in
21340         pointer target and function result and argument hashing.
21341
21342 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
21343
21344         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
21345         (*movxf_internal_nointeger): Ditto.
21346         (*movdf_internal_rex64): Ditto.
21347         (*movdf_internal): Ditto.
21348         (*movdf_internal_nointeger): Ditto.
21349         (*movsf_internal): Ditto.
21350         (sincos splitters): Use can_create_pseudo ().
21351
21352 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
21353
21354         * config/i386/i386-opts.h: New.
21355         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
21356         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
21357         ix86_section_threshold): Remove.
21358         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
21359         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
21360         OPT_mbranch_cost_.
21361         (ix86_option_override_internal): Don't decode strings for options
21362         other than -march=, -mtune= and -mfpmath=.  Don't allow for
21363         __attribute__ uses in remaining diagnostics for options with
21364         string arguments.  Don't check for integer arguments being negative.
21365         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
21366         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
21367         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
21368         ix86_branch_cost, ix86_section_threshold): Remove.
21369         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
21370         HeaderInclude.
21371         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
21372         but not Var.
21373         (masm=): Use Enum and Init.
21374         (asm_dialect): New Enum and EnumValue entries.
21375         (mbranch-cost=): Use UInteger.
21376         (mlarge-data-threshold=): Use UInteger and Init.
21377         (mcmodel=): Use Enum and Init.
21378         (cmodel): New Enum and EnumValue entries.
21379         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
21380         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
21381         mregparm=): Use UInteger.
21382         (mstringop-strategy=): Use Enum and Init.
21383         (stringop_alg): New Enum and EnumValue entries.
21384         (mtls-dialect=): Use Enum and Init.
21385         (tls_dialect): New Enum and EnumValue entries.
21386         (mabi=): Use Enum and Init.
21387         (calling_abi): New Enum and EnumValue entries.
21388         (mveclibabi=): Use Enum and Init.
21389         (ix86_veclibabi): New Enum and EnumValue entries.
21390
21391 2011-05-13  Nick Clifton  <nickc@redhat.com>
21392
21393         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
21394         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
21395
21396 2011-05-13  Kai Tietz  <ktietz@redhat.com>
21397
21398         PR middle-end/48984
21399         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
21400         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
21401         (gimple_boolify): Check for cast for boolean_type_node instead for
21402         BOOLEAN_TYPE.
21403
21404 2011-05-13  Richard Guenther  <rguenther@suse.de>
21405
21406         PR tree-optimization/48172
21407         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
21408         multiplying by number of iterations for equal step.
21409         (vect_create_cond_for_alias_checks): Likewise.
21410
21411 2011-05-13  Andreas Schwab  <schwab@redhat.com>
21412
21413         * configure.ac: Use AS_HELP_STRING throughout.
21414         * configure: Regenerate.
21415
21416 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
21417
21418         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
21419         (ix86_emit_restore_regs_using_mov): Likewise.
21420         (ix86_emit_restore_sse_regs_using_mov): Likewise.
21421
21422 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
21423
21424         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
21425         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
21426         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
21427         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
21428         RTX_OK_FOR_OLO10_P): ...here.
21429         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
21430         SYMBOLIC_CONST.
21431
21432 2011-05-12  Kai Tietz  <ktietz@redhat.com>
21433
21434         * gimplify.c (gimple_boolify): Re-boolify expression
21435         arguments even if expression type is of kind BOOLEAN_TYPE.
21436         (gimplify_boolean_expr): Removed.
21437         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
21438         and XOR. Additional take care that we keep expression's type.
21439         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
21440         of TRUTH_AND|OR|XOR_EXPR.
21441
21442 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
21443
21444         PR tree-optimization/48975
21445         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
21446         on all bbs here and free and clear ifc_bbs at the end.
21447
21448 2011-05-12  Richard Guenther  <rguenther@suse.de>
21449
21450         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
21451         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
21452         until after simple checks.
21453         (gimple_types_compatible_p): Likewise.
21454         (iterative_hash_gimple_type): Always hash pointer targets
21455         and function return and argument types.
21456         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
21457         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
21458         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
21459         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
21460         completely in the simple compare section.
21461         (gimple_register_canonical_type): Query the cache again after
21462         registering.
21463
21464 2011-05-12  Richard Guenther  <rguenther@suse.de>
21465
21466         PR tree-optimization/48172
21467         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
21468         the number of iterations from the segment size calculation.
21469         (vect_create_cond_for_alias_checks): Adjust.
21470
21471 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
21472
21473         PR debug/48967
21474         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
21475         if validate_subreg fails.
21476
21477 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
21478
21479         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
21480         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
21481         early.
21482
21483 2011-05-12  DJ Delorie  <dj@redhat.com>
21484
21485         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
21486         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
21487         created builtin into rx_builtins array.
21488         (rx_builtin_decl): New function.
21489         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
21490
21491 2011-05-12  DJ Delorie  <dj@redhat.com>
21492             Nick Clifton  <nickc@redhat.com>
21493
21494         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
21495         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
21496         (rx_is_legitimate_address): Add pre-decrement and post-increment
21497         addressing in HImode and QImode.  Fix test for out of range
21498         REG+INT addressing.
21499         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
21500         (rx_align_for_label): Test label before extracting its usage count.
21501         (rx_adjust_insn_lengths): Fix selection of insn codes.
21502         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
21503
21504 2011-05-11  Jason Merrill  <jason@redhat.com>
21505
21506         * tree.c (type_hash_canon): Use struct tree_type_non_common.
21507
21508 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21509
21510         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
21511         reindent the subsequent block.
21512
21513 2011-05-11  Satoru Takabayashi  <satorux@google.com>
21514             Paul Pluzhnikov  <ppluzhnikov@google.com>
21515
21516         * doc/install.texi (Configuration): Document --with-linker-hash-style.
21517         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
21518         * config.in: Add LINKER_HASH_STYLE.
21519         * configure.ac: Add --with-linker-hash-style.
21520         * configure: Regenerate.
21521
21522 2011-05-11  Richard Guenther  <rguenther@suse.de>
21523
21524         PR middle-end/48964
21525         * gimple.c (iterative_hash_canonical_type): Fix typo.
21526
21527 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
21528
21529         * config/i386/i386.c (legitimize_tls_address)
21530         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21531         expanders directly for TARGET_GNU2_TLS.  Determine pic and
21532         __tls_get_addr symbol reference here.  Update call to
21533         gen_tls_global_dynamic_{32,64} for added arguments.
21534         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
21535         expanders directly for TARGET_GNU2_TLS.  Determine
21536         __tls_get_addr symbol reference here.  Update call to
21537         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
21538         unique UNSPEC REG_EQUIV to libcall block.
21539         (ix86_tls_get_addr): Declare static.
21540         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
21541         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
21542         Do not determine pic and __tls_get_addr symbol reference here. Do not
21543         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
21544         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
21545         (tls_global_dynamic_64): Add operand 2.  Do not determine
21546         __tls_get_addr symbol reference here.  Do not call
21547         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
21548         (tls_local_dynamic_base64): Ditto for operand 1.
21549
21550 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
21551
21552         * function.c (expand_function_start): Initialize stack_check_probe_note
21553         only if the generic stack checking mechanism is used.
21554
21555 2011-05-11  Richard Guenther  <rguenther@suse.de>
21556
21557         PR tree-optimization/15256
21558         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
21559         (A & B) | C, combine (A op CST1) op CST2.
21560         (tree_ssa_forward_propagate_single_use_vars): Only bother to
21561         visit assigns that have uses.
21562
21563 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
21564
21565         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
21566         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
21567         (unpack_ts_type_common_value_fields): ...this.  Update comment.
21568         (unpack_value_fields): Adjust for renaming.
21569         (lto_input_ts_type_tree_pointers): Split into...
21570         (lto_input_ts_type_common_tree_pointer): ...this and...
21571         (lto_input_ts_type_non_common_tree_pointers): ...this.
21572         (lto_input_tree_pointers): Adjust for above split.
21573         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
21574         (pack_ts_type_common_value_fields): ...this.  Update comment.
21575         (lto_output_ts_type_tree_pointers): Split into...
21576         (lto_output_ts_type_common_tree_pointers): ...this and...
21577         (lto_output_ts_type_non_common_tree_pointers): ...this.
21578         (lto_output_tree_pointers): Adjust for above split.
21579         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
21580         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
21581         * stor-layout.c (vector_type_mode): Adjust location of mode field.
21582         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
21583         Define.
21584         (struct tree_type): Split into...
21585         (struct tree_type_common: ...this and...
21586         (struct tree_type_with_lang_specific): ...this and...
21587         (struct tree_type_non_common): ...this.  Adjust accessor macros
21588         accordingly.
21589         (TYPE_VALUES_RAW): Define.
21590         (union tree_node): Update for above changes.
21591         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
21592         TS_TYPE_NON_COMMON.
21593         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
21594         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
21595         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
21596         * treestructu.def (TS_TYPE): Remove.
21597         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
21598         Define.
21599
21600 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
21601
21602         PR debug/48159
21603         * tree-ssa.c (reset_debug_uses): New function.
21604         * tree-flow.h (reset_debug_uses): New prototype.
21605         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
21606         * tree-loop-distribution.c (generate_loops_for_partition): Call
21607         reset_debug_uses on the stmts that will be removed.  Keep around
21608         all debug stmts, don't count them as bits in partition bitmap.
21609         (generate_builtin): Don't count debug stmts or labels as bits in
21610         partition bitmap.
21611
21612 2011-05-11  Richard Guenther  <rguenther@suse.de>
21613
21614         * gimple.c (gimple_type_hash_1): Merge with ...
21615         (gimple_type_hash): ... this.
21616         (gtc_visit): Remove mode parameter and simplify accordingly.
21617         (gimple_types_compatible_p_1): Likewise.
21618         (gimple_types_compatible_p): Likewise.
21619         (iterative_hash_gimple_type): Likewise.
21620         (visit): Likewise.
21621         (gimple_type_eq): Adjust.
21622
21623 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21624
21625         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
21626         enters the branch create an anti edge in the opposite direction
21627         to prevent the creation of reg-moves.
21628         * modulo-sched.c: Adjust comment to reflect the fact we are
21629         scheduling closing branch.
21630         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
21631         (stage_count): New field in struct partial_schedule.
21632         (calculate_stage_count): New function.
21633         (normalize_sched_times): Rename to reset_sched_times and handle
21634         incrementing the sched time of the nodes by a constant value
21635         passed as parameter.
21636         (duplicate_insns_of_cycles): Skip closing branch.
21637         (sms_schedule_by_order): Schedule closing branch.
21638         (ps_insn_find_column): Handle closing branch.
21639         (sms_schedule): Call reset_sched_times and adjust the code to
21640         support scheduling of the closing branch.
21641         (ps_insert_empty_row): Update calls to normalize_sched_times
21642         and rotate_partial_schedule functions.
21643
21644 2011-05-11  Richard Guenther  <rguenther@suse.de>
21645
21646         PR middle-end/48953
21647         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
21648
21649 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
21650
21651         * opts.c (finish_options): Move warning settings from process_options.
21652         * toplev.c (process_options): Move warning settings to finish_options.
21653
21654 2011-05-11  Richard Guenther  <rguenther@suse.de>
21655
21656         PR tree-optimization/18041
21657         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
21658         (simplify_bitwise_binary): ... this.  Handle operand conversions
21659         by applying them to the result instead.
21660         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
21661
21662 2011-05-11  Richard Guenther  <rguenther@suse.de>
21663
21664         * gimple.c (gimple_canonical_types_compatible_p): Split out
21665         from gimple_types_compatible_p and friends.  Do not recurse
21666         to pointed-to types.
21667         (gimple_canonical_type_eq): Use it.
21668         (iterative_hash_canonical_type): Split out from
21669         iterative_hash_gimple_type and friends.  Do not recurse
21670         to pointed-to types.
21671         (gimple_canonical_type_hash): Use it, allocate the hash here.
21672
21673 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21674
21675         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
21676         recognizing doloop.
21677
21678 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21679
21680         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
21681         instead of PREV_INSN.
21682
21683 2011-05-11  Revital Eres  <revital.eres@linaro.org>
21684
21685         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
21686         * loop-doloop.c (doloop_condition_get): Likewise.
21687         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
21688         (doloop_end): New.
21689         * config/arm/arm.md (*addsi3_compare0): Remove "*".
21690
21691 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
21692
21693         * tree.def (CASE_LABEL_EXPR): Add an operand.
21694         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
21695
21696 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21697
21698         * c-decl.c (c_override_global_bindings_to_false): Remove.
21699         (global_bindings_p): Don't check
21700         c_override_global_bindings_to_false.
21701         * c-tree.h (c_override_global_bindings_to_false): Remove.
21702         * c-typeck.c (composite_type): Don't set
21703         c_override_global_bindings_to_false.
21704
21705 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
21706
21707         PR target/48857, 48495
21708         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
21709         (VSX_MODE): Ditto.
21710         (VSX_MOVE_MODE): Ditto.
21711         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
21712         VSX vector types.  Add V2DImode.
21713         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
21714         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
21715         (MODES_TIEABLE_P): Ditto.
21716
21717         * config/rs6000/rs6000.c (rs6000_emit_move): Use
21718         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
21719         VSX_VECTOR_MODE.
21720         (init_cumulative_args): Ditto.
21721         (rs6000_function_arg_boundary): Ditto.
21722         (rs6000_function_arg_advance_1): Ditto.
21723         (rs6000_function_arg): Ditto.
21724         (rs6000_function_ok_for_sibcall): Ditto.
21725         (emit_frame_save): Ditto.
21726         (rs6000_function_value): Ditto.
21727         (rs6000_libcall_value): Ditto.
21728
21729 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21730
21731         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
21732         i386/darwin-lib.h to $libgcc_tm_file.
21733         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
21734
21735 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21736
21737         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
21738
21739 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21740
21741         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
21742         * config/rs6000/rs6000-tables.opt: New file (generated).
21743         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
21744         rs6000/rs6000-tables.opt to extra_options.
21745         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
21746         * config/rs6000/rs6000.c (rs6000_select): Remove.
21747         (processor_target_table): Move contents to rs6000-cpus.def.
21748         (darwin_rs6000_override_options): Check
21749         global_options_set.x_rs6000_cpu_index instead of
21750         rs6000_select[1].string.
21751         (rs6000_option_override_internal): Likewise.
21752         (rs6000_handle_option): Don't assert that global structures are in
21753         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
21754         (rs6000_default_cpu): New variable.
21755         (rs6000_file_start): Set it instead of local default_cpu.  Check
21756         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
21757         global_options_set.x_rs6000_tune_index instead of rs6000_select.
21758         (rs6000_darwin_file_start): Check rs6000_default_cpu and
21759         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
21760         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
21761         rs6000_select): Remove.
21762         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
21763         Remove.
21764         (mcpu=, mtune=): Use Var, Init, Enum and Save.
21765         * config/rs6000/t-rs6000
21766         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
21767         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
21768         global_options_set.x_rs6000_cpu_index instead of
21769         rs6000_select[1].string.
21770         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
21771         global_options_set.x_rs6000_cpu_index instead of
21772         rs6000_select[1].string.
21773
21774 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
21775
21776         * config.gcc (libgcc_tm_file): Define instead of including files
21777         from ../../libgcc/config/ in tm_file.
21778         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
21779         * configure: Regenerate.
21780         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
21781         libgcc_tm.h, cs-libgcc_tm.h): New.
21782         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
21783         (clean): Remove libgcc_tm.h.
21784         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
21785         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
21786         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
21787
21788 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
21789
21790         PR target/48896
21791         * config/avr/avr.c (avr_ret_register): Return unsigned int
21792         instead of int.
21793         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
21794         it to avr_libcall_value.
21795         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
21796         expand_expr.
21797         (avr_expand_binop_builtin): Ditto.
21798         (avr_expand_unop_builtin): Ditto.
21799
21800 2011-05-10  DJ Delorie  <dj@redhat.com>
21801
21802         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
21803         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
21804         * config/rx/rx.c (rx_align_for_label): Add label and
21805         uses_threshold parameters.  Do not align when the label is not
21806         used enough.
21807         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
21808
21809 2011-05-10  Richard Guenther  <rguenther@suse.de>
21810
21811         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
21812         a series of conversions and apply foldings similar to what
21813         fold-const does.
21814         (tree_ssa_forward_propagate_single_use_vars): Call it.
21815
21816 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
21817
21818         PR tree-optimization/48611
21819         PR tree-optimization/48794
21820         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
21821         referenced from RESX or EH_DISPATCH arguments.
21822
21823         PR debug/48928
21824         * dfp.c (decimal_to_decnumber): Handle conversion from
21825         dconst{1,2,m1,half}.
21826
21827 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21828
21829         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
21830         for !flag_prefer_avx128.
21831         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
21832
21833 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
21834
21835         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
21836         (fold_ternary_loc): Use expr_location_or.
21837
21838 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
21839
21840         PR debug/48853
21841         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
21842         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
21843         Pmode and mem_mode is not VOIDmode.
21844
21845 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
21846
21847         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
21848         TYPE_QUAL_RESTRICT): Convert to enum.
21849
21850 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21851
21852         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
21853         (const_pow2_1_to_8_operand): Ditto.
21854         (const_pow2_1_to_128_operand): Ditto.
21855         (const_pow2_1_to_32768_operand): Ditto.
21856         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
21857         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
21858         in insn constraint to check integer value of operand 3.
21859         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
21860
21861         (PINSR_MODE): New mode iterator.
21862         (sse2p4_1): New mode attribute.
21863         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
21864         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
21865         iterator.  Use const_int_operand instead of
21866         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
21867         exact_log2 in insn constraint to check integer value of operand 3.
21868
21869 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21870
21871         * config/i386/sse.md (blendbits): Remove mode attribute.
21872         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
21873         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
21874         Check integer value of operand 3 in insn constraint.
21875
21876 2011-05-09  Richard Guenther  <rguenther@suse.de>
21877
21878         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
21879         for diagnostics.
21880         (lto_symtab_merge): Likewise.  Do not register types here.
21881         (lto_symtab_merge_decls_2): Likewise.
21882         (lto_symtab_merge_decls_1): Likewise.
21883         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
21884         * gimple.c (enum gtc_mode): Declare.
21885         (gimple_types_compatible_p): Make static.
21886
21887 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21888
21889         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
21890         temporary register to match Pmode.
21891
21892 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21893
21894         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
21895         and *vec_concatv4si_1_avx.
21896
21897 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
21898
21899         PR rtl-optimization/48927
21900         * ira-conflicts.c (commutative_constraint_p): Use
21901         recog_data.alternative_enabled_p to disable alternatives where
21902         "enabled" attribute is false.
21903         (get_dup_num): Ditto.
21904         * ira-lives.c (single_reg_class): Ditto.
21905         (ira_implicitly_set_insn_hard_regs): Ditto.
21906
21907 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
21908
21909         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
21910         (dataflow_set_preserve_mem_locs): Likewise.
21911
21912 2011-05-09  Philipp Thomas  <pth@suse.de>
21913
21914         * config/mep/mep.c (mep_validate_vliw): Syntax description
21915         should not be translated.
21916
21917 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
21918
21919         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
21920         * config/mips/mips-tables.opt: New file (generated).
21921         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
21922         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
21923         MIPS_ARCH_OPTION_NATIVE): Define.
21924         * config/mips/mips.c (mips_cpu_info_table): Move contents to
21925         mips-cpus.def.
21926         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
21927         mips_parse_cpu): Remove.
21928         (mips_cpu_info_from_opt, mips_default_arch): New.
21929         (mips_handle_option): Don't assert that global structures are in
21930         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
21931         (mips_option_override): Use new variables and functions to set
21932         state of these options.  Use strcmp to check for individual CPU names.
21933         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
21934         definition.
21935         * config/mips/mips.opt (march=): Use ToLower and Enum.
21936         (mips): Use ToLower, Enum and Var.
21937         (mtune=): Use ToLower and Enum.
21938         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
21939
21940 2011-05-08  Jan Hubicka  <jh@suse.cz>
21941
21942         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
21943         Arrange type pairs to be UID ordered.
21944         (gimple_lookup_type_leader): Make inline.
21945
21946 2011-05-09  Nick Clifton  <nickc@redhat.com>
21947
21948         PR target/48899
21949         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
21950         PROCESSOR_DEFAULT.
21951
21952         PR target/48897
21953         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
21954         variable 's'.
21955
21956 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
21957
21958         * combine.c (simplify_comparison): Abstract out parts into...
21959         (simplify_compare_const): ... new function.
21960         (try_combine): Generalize parallel arithmetic/compare combining
21961         to call simplify_compare_const() and CANONICALIZE_COMPARE().
21962
21963 2011-05-08  Jan Hubicka  <jh@suse.cz>
21964
21965         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
21966         (cgraph_create_virtual_clone): Call hooks once virtual clone
21967         is finished.
21968         * cgraph.h (cgraph_clone_node): Update prototype.
21969         * ipa-cp.c (ipcp_estimate_growth): Use
21970         estimate_ipcp_clone_size_and_time.
21971         * ipa-inline-transform.c (clone_inlined_nodes): Update.
21972         * lto-cgraph.c (input_node): Update.
21973         * ipa-inline.c (recursive_inlining): Update.
21974         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
21975         (evaluate_conditions_for_known_args): Break out from ...
21976         (evaluate_conditions_for_edge): ... here.
21977         (evaluate_conditions_for_ipcp_clone): New function.
21978         (inline_node_duplication_hook): Update clone summary based
21979         on parameter map.
21980         (estimate_callee_size_and_time): Rename to ...
21981         (estimate_node_size_and_time): take NODE instead of EDGE;
21982         take POSSIBLE_TRUTHS as argument.
21983         (estimate_callee_size_and_time): Update.
21984         (estimate_ipcp_clone_size_and_time): New function.
21985         (do_estimate_edge_time): Update.
21986
21987 2011-05-08  Richard Guenther  <rguenther@suse.de>
21988
21989         PR middle-end/48908
21990         PR middle-end/48905
21991         * expmed.c (expand_shift_1): Compute adjusted constant shift
21992         amount manually.
21993
21994 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
21995
21996         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
21997
21998 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
21999
22000         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
22001
22002 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
22003
22004         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
22005
22006 2011-05-07  Jan Hubicka  <jh@suse.cz>
22007
22008         * ipa-inline-transform.c (inline_call): Account when program size
22009         decreases.
22010         * ipa-inline.c (relative_time_benefit): New function.
22011         (edge_badness): Reorganize to be power 2 based; fix thinko when
22012         computing badness for negative growth; update comments to match
22013         reality; better dumps.
22014
22015 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
22016
22017         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
22018         type to bool and adjust comment.
22019         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
22020         (fold_mathfn_compare): Remove calls to global_bindings_p.
22021         (fold_inf_compare): Likewise.
22022         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
22023         * c-tree.h (global_bindings_p): Adjust prototype.
22024         * c-decl.c (global_bindings_p): Return bool and simplify.
22025
22026 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
22027
22028         PR tree-optimization/48837
22029         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
22030         when accumulator transformation is performed.
22031
22032 2011-05-06  Jan Hubicka  <jh@suse.cz>
22033
22034         * i386.h (ix86_tune_indices): Add
22035         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
22036         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
22037         * i386.c (initial_ix86_tune_features): Add
22038         X86_SOFTARE_PREFETCHING_BENEFICIAL.
22039         (software_prefetching_beneficial_p): Remove predicate.
22040         (ix86_option_override_internal): Use new macro.
22041
22042 2011-05-06  Jan Hubicka  <jh@suse.cz>
22043
22044         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
22045
22046 2011-05-06  Jan Hubicka  <jh@suse.cz>
22047
22048         * cgraph.c (cgraph_add_thunk): Create real function node instead
22049         of alias node; finalize it and mark needed/reachale; arrange visibility
22050         to be right and add it into the corresponding same comdat group list.
22051         (dump_cgraph_node): Dump thunks.
22052         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
22053         cgraph_function_with_gimple_body_p,
22054         cgraph_first_function_with_gimple_body,
22055         cgraph_next_function_with_gimple_body): New functions.
22056         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
22057         New macros.
22058         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
22059         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
22060         * cgraphunit.c (cgraph_finalize_function): Only look into possible
22061         devirtualization when optimizing.
22062         (verify_cgraph_node): Verify thunks.
22063         (cgraph_analyze_function): Analyze thunks.
22064         (cgraph_mark_functions_to_output): Output thunks only in combination
22065         with function they are assigned to.
22066         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
22067         alias into normal node.
22068         (assemble_thunks): New functoin.
22069         (cgraph_expand_function): Use it.
22070         * lto-cgraph.c (lto_output_node): Stream thunks.
22071         (input_overwrite_node): Stream in thunks.
22072         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
22073         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
22074         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
22075         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
22076         (inline_analyze_function): Do not care about thunk jump functions.
22077         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
22078         * ipa-prop.c (ipa_prop_write_jump_functions): Use
22079         cgraph_function_with_gimple_body_p.
22080         * passes.c (do_per_function_toporder): Use
22081         cgraph_function_with_gimple_body_p.
22082         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
22083         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
22084         (function_called_by_processed_nodes_p): Likewise.
22085
22086 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
22087
22088         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
22089         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
22090         entries.
22091         (mabi=): Replace with separate entries for mabi=altivec,
22092         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
22093         mabi=ieeelongdouble and mabi=ibmlongdouble.
22094         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
22095         check for -mabi=spe without SPE ABI support here.
22096         (rs6000_handle_option): Replace OPT_mabi_ handling with
22097         OPT_mabi_altivec and OPT_mabi_spe handling.
22098
22099 2011-05-06  Cary Coutant  <ccoutant@google.com>
22100
22101         * dwarf2out.c (contains_subprogram_definition): New function.
22102         (should_move_die_to_comdat): Call it.
22103
22104 2011-05-06  Jeff Law  <law@redhat.com>
22105
22106         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
22107         remove_ctrl_stmt_and_useless_edges.
22108         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
22109         (fixup_template_block, thread_single_edge): Likewise.
22110         (mark_threaded_blocks): Use THREAD_TARGET.
22111
22112 2011-05-06  Alan Modra  <amodra@gmail.com>
22113
22114         PR target/48900
22115         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
22116         const0_rtx as the arg to the dummy __tls_get_addr libcall.
22117
22118 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
22119
22120         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
22121         constraint modifier to "r".
22122
22123 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
22124
22125         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
22126         fall through for OPT_mcmodel_.
22127
22128 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22129
22130         * config/s390/s390.c (s390_asm_trampoline_template): Comment
22131         instruction sizes.
22132         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
22133
22134 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
22135
22136         PR target/47930
22137         * config/arm/arm.opt (marm): Document it.
22138         (mthumb): Reject negative variant.
22139
22140 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
22141
22142         PR target/48898
22143         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
22144         Fix typo in "ccvt" variable name.
22145
22146 2011-05-06  Tristan Gingold  <gingold@adacore.com>
22147
22148         PR target/48895
22149         * config/vms/vms-ar.c (main): Remove cwd variable.
22150
22151 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
22152
22153         PR debug/48902
22154         * var-tracking.c (prepare_call_arguments): Move else before #endif.
22155
22156 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
22157
22158         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
22159         * gimplify.c (gimplify_switch_expr): Likewise.
22160         * omp-low.c (expand_omp_sections): Likewise.
22161         * tree-eh.c (lower_try_finally_switch): Likewise.
22162         (lower_eh_dispatch): Likewise.
22163         * tree.h (build_case_label): Declare.
22164         * tree.c (build_case_label): Define.
22165
22166 2011-05-05  Jason Merrill  <jason@redhat.com>
22167
22168         PR c++/40975
22169         * tree-inline.c (copy_tree_r): Use copy_statement_list.
22170         (copy_statement_list): Don't recurse.
22171         * stor-layout.c (copy_self_referential_tree_r): Don't allow
22172         STATEMENT_LIST.
22173
22174 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22175
22176         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
22177         through from -mfpu= handling.
22178         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
22179
22180 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
22181
22182         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
22183         POST_MODIFY.
22184
22185 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
22186
22187         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
22188         for 11.31.
22189         (hppa[12]*-*-hpux11*): Ditto.
22190         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
22191         * config/ia64/hpux-unix2003.h: New.
22192         * config/pa/pa-hpux1131.opt: New.
22193         * config/pa/pa-hpux1131.h: New.
22194         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
22195         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
22196         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
22197
22198 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
22199
22200         PR debug/48853
22201         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
22202         instead of mode as 3rd argument to recursive call.
22203         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
22204         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
22205         VOIDmode.
22206         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
22207         don't give up if mode is Pmode and mem_mode is not VOIDmode.
22208         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
22209         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
22210
22211 2011-05-05  Julian Brown  <julian@codesourcery.com>
22212
22213         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
22214         parenthesis in D-register case.
22215
22216 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22217
22218         * opt-functions.awk (var_type_struct): Handle Enum options.
22219         * optc-gen.awk: Don't check range of variables of character type.
22220         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
22221         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
22222         rs6000_sdata_name, rs6000_explicit_options): Remove.
22223         (rs6000_option_override_internal): Check for -malign-power here.
22224         Use global_options_set instead of rs6000_explicit_options.
22225         (rs6000_parse_fpu_option): Remove.
22226         (rs6000_handle_option): Access variables via opts and opts_set
22227         pointers.  Use error_at and warning_at.  Add fall-through
22228         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
22229         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
22230         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
22231         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
22232         here.  Don't use rs6000_parse_fpu_option.
22233         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
22234         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
22235         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
22236         (mrecip=): Use Var.
22237         (mspe): Use Var and Save.
22238         (mtraceback=): Use Enum and Var.
22239         (rs6000_traceback_type): New Enum and EnumValue entries.
22240         (mfloat-gprs=): Use Enum, Var and Save.
22241         (rs6000_float_gprs): New Enum and EnumValue entries.
22242         (mlong-double-): use Var and Save.
22243         (msched-costly-dep=, minsert-sched-nops=): Use Var.
22244         (malign-): Use Enum and Var.
22245         (rs6000_alignment_flags): New Enum and EnumValue entries.
22246         (mfpu=): Use Enum.
22247         (fpu_type_t): New Enum and EnumValue entries.
22248         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22249         global_options_set instead of rs6000_explicit_options.
22250         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22251         global_options_set instead of rs6000_explicit_options.
22252         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22253         global_options_set instead of rs6000_explicit_options.
22254         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
22255         global_options_set instead of rs6000_explicit_options.
22256         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
22257         global_options_set instead of rs6000_explicit_options.
22258         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22259         global_options_set instead of rs6000_explicit_options.
22260         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
22261         definition.
22262         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22263         global_options_set instead of rs6000_explicit_options.
22264         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
22265         (rs6000_cmodel): New Enum and EnumValue entries.
22266         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
22267         global_options_set instead of rs6000_explicit_options.
22268         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
22269         (mtls-size=): Use Enum and Var.
22270         (rs6000_tls_size): New Enum and EnumValue entries.
22271
22272 2011-05-05  Michael Matz  <matz@suse.de>
22273
22274         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
22275         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
22276         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
22277         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
22278         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
22279         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
22280         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
22281         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
22282         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
22283         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
22284         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
22285         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
22286         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
22287         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
22288         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
22289         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
22290
22291 2011-05-05  Richard Guenther  <rguenther@suse.de>
22292
22293         * expmed.c (expand_variable_shift): Rename to ...
22294         (expand_shift_1): ... this.  Take an expanded shift amount.
22295         For rotates recurse directly not building trees for the shift amount.
22296         (expand_variable_shift): Wrap around expand_shift_1.
22297         (expand_shift): Adjust.
22298
22299 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
22300
22301         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
22302
22303 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
22304
22305         * tree.h (get_pending_sizes): Remove prototype.
22306         (put_pending_size): Likewise.
22307         (put_pending_sizes): Likewise.
22308         * stor-layout.c (pending_sizes): Delete.
22309         (get_pending_sizes): Likewise.
22310         (put_pending_size): Likewise.
22311         (put_pending_sizes): Likewise.
22312         (variable_size): Do not call put_pending_size and tidy up.
22313         * function.h (struct function): Remove dont_save_pending_sizes_p.
22314         * lto-streamer-in.c (input_function): Do not stream it.
22315         * lto-streamer-out.c (output_function): Likewise.
22316         * tree-inline.c (initialize_cfun): Do not copy it.
22317         * c-decl.c (store_parm_decls): Do not set it.
22318         * omp-low.c (create_task_copyfn): Likewise.
22319         * tree-optimize.c (tree_rest_of_compilation): Likewise.
22320
22321 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
22322
22323         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
22324         conditions.
22325         (*movdf_internal): Ditto.
22326         (*movdf_internal_nointeger): Ditto.
22327         (*movsf_internal): Ditto.
22328
22329 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
22330
22331         * c-decl.c (finish_decl): Don't call get_pending_sizes.
22332         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
22333         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
22334         (c_variable_size): Remove.
22335         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
22336         call put_pending_sizes.
22337         (get_parm_info): Add parameter expr.  Use it to set
22338         arg_info->pending_sizes.
22339         (store_parm_decls): Use arg_info->pending_sizes instead or calling
22340         get_pending_sizes.
22341         * c-parser.c (c_parser_parms_declarator): Update call to
22342         c_parser_parms_list_declarator.
22343         (c_parser_parms_list_declarator): Take parameter expr.  Update
22344         call to push_parm_decl.  Update recursive call.  Don't call
22345         get_pending_sizes.  Update calls to get_parm_info.
22346         (c_parser_objc_method_definition): Update calls to
22347         c_parser_objc_method_decl and objc_start_method_definition.
22348         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
22349         (c_parser_objc_method_decl): Add parameter expr.  Update call to
22350         grokparm.
22351         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
22352         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
22353         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
22354
22355 2011-05-05  Michael Hope  <michael.hope@linaro.org>
22356
22357         PR pch/45979
22358         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
22359         __ARM_EABI__ hosts.
22360
22361 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22362
22363         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
22364         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
22365         (spu_output_mi_thunk): New function.
22366
22367 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22368
22369         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
22370         targetm.asm_out.print_operand.
22371         * config/sol2.c: Include target.h.
22372
22373 2011-05-04  Jan Hubicka  <jh@suse.cz>
22374
22375         * ipa-inline.c (reset_edge_caches): New function.
22376         (update_caller_keys): Add check_inlinablity_for; do not
22377         reset edge caches; remove now unnecesary loop.
22378         (update_callee_keys): Add comments; reset node_growth_cache of callee.
22379         (update_all_callee_keys): Likewise.
22380         (inline_small_functions): Sanity check cache; update code
22381         recomputing it.
22382
22383 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
22384
22385         PR rtl-optimization/47612
22386         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
22387         as the last insn of the sequence to be moved.
22388
22389 2011-05-04  Tobias Burnus  <burnus@net-b.de>
22390
22391         PR fortran/48864
22392         * doc/invoke.texi (Ofast): Document that it
22393         enables Fortran's -fno-protect-parens.
22394
22395 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
22396
22397         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
22398
22399 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
22400
22401         * stor-layout.c (variable_size): Do not issue errors.
22402
22403 2011-05-04  Richard Guenther  <rguenther@suse.de>
22404
22405         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
22406         for array-ref indices.
22407         (tree_coverage_counter_addr): Likewise.
22408         (build_fn_info_type): Use size_int for index types.
22409         (build_gcov_info): Likewise.
22410
22411 2011-05-04  Richard Guenther  <rguenther@suse.de>
22412
22413         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
22414         to build_int_cst.
22415         * c-typeck.c (really_start_incremental_init): Use bitsize_int
22416         for constructor indices.
22417         (push_init_level): Likewise.
22418
22419 2011-05-04  Richard Guenther  <rguenther@suse.de>
22420
22421         * explow.c (promote_mode): Move variable declarations before code.
22422
22423 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
22424
22425         * tree.h (build_function_type_array): Declare.
22426         (build_varargs_function_type_array): Declare.
22427         (build_function_type_vec, build_varargs_function_type_vec): Define.
22428         * tree.c (build_function_type_array_1): New function.
22429         (build_function_type_array): New function.
22430         (build_varargs_function_type_array): New function.
22431
22432 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
22433
22434         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
22435         before setting STMT_VINFO_TYPE.
22436
22437 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
22438
22439         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
22440         instead of spu_pass_by_reference.
22441
22442 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22443
22444         * calls.c (emit_library_call_value_1): Invoke
22445         promote_function_mode hook on libcall arguments.
22446         * explow.c (promote_function_mode, promote_mode): Handle TYPE
22447         argument being NULL.
22448         * targhooks.c (default_promote_function_mode): Lisewise.
22449         * config/s390/s390.c (s390_promote_function_mode): Likewise.
22450         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
22451
22452         * doc/tm.texi: Document that TYPE argument might be NULL.
22453
22454 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22455
22456         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
22457
22458 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22459
22460         From Bernd Schmidt
22461         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
22462
22463 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22464
22465         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
22466         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
22467         Move ...
22468         * mips-tfile.c: ... here.
22469         Don't include coretypes.h, tm.h, filenames.h.
22470         (saber_stop): Remove definition and all calls.
22471         [__SABER__]: Remove.
22472         (__LINE__): Remove default.
22473         (Size_t, Ptrdiff_t): Remove definitions.
22474         Replace by size_t, ptrdiff_t.
22475         [!MIPS_DEBUGGING_INFO]: Remove.
22476         (SHASH_SIZE, THASH_SIZE): Remove defaults.
22477         (progname): Add const.
22478         (STATIC): Remove.
22479         Replace all uses by static.
22480         (ALIGN_SYMTABLE_OFFSET): Remove default.
22481         * mips-tdump.c: Don't include coretypes.h, tm.h.
22482         Remove !MIPS_IS_STAB guard.
22483         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
22484         $(TM_H), filenames.h dependencies.
22485         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
22486
22487 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22488
22489         From Jie Zhang
22490         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
22491         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
22492
22493 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22494
22495         From Bernd Schmidt
22496         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
22497         account and save/restore RETS.
22498         (PROFILE_BEFORE_PROLOGUE): Define.
22499         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
22500         the push insn to use predecrement.
22501
22502 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
22503
22504         From Jie Zhang
22505         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
22506
22507 2011-05-04  Nick Clifton  <nickc@redhat.com>
22508
22509         * config/mn10300/mn10300.c: Include cfgloop.h.
22510         (DUMP): New macro.
22511         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
22512         Lcc or a FLcc insn into the instruction stream.
22513         (mn10300_block_contains_call): New function.  Returns true if the
22514         given basic block contains a CALL insn.
22515         (mn10300_loop_contains_call_insn): New function.  Returns true if
22516         the given loop contains a CALL insn.
22517         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
22518         to use the SETLB and Lcc or FLcc insns.
22519         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
22520         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
22521         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
22522         disable the SETLB optimization.
22523         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
22524         __SETLB__ or __NO_SETLB__.
22525         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
22526         (movsf_internal): Handle MDR register.
22527         (cmpsi): Make visible.
22528         (setlb): New pattern.
22529         (Lcc): New pattern.
22530         (FLcc): New pattern.
22531
22532 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
22533
22534         PR target/48860
22535         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
22536         for reg<->xmm moves.
22537         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
22538         (vec_concatv2di_rex64_sse): Ditto.
22539         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
22540         (*vec_extractv2di_1_rex64): Ditto.
22541
22542         Revert:
22543         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22544
22545         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
22546         reg<->xmm moves.
22547         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
22548
22549 2011-05-04  Richard Guenther  <rguenther@suse.de>
22550
22551         * tree.h (int_const_binop): Remove notrunc argument.
22552         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
22553         create integer constants that are properly truncated.
22554         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
22555         (const_binop): Remove zero notrunc argument to int_const_binop.
22556         (size_binop_loc): Likewise.
22557         (fold_div_compare): Likewise.
22558         (maybe_canonicalize_comparison_1): Likewise.
22559         (fold_comparison): Likewise.
22560         (fold_binary_loc): Likewise.
22561         (multiple_of_p): Likewise.
22562         * expr.c (store_constructor): Likewise.
22563         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
22564         (maybe_fold_stmt_addition): Likewise.
22565         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
22566         * stor-layout.c (layout_type): Likewise.
22567         * tree-data-ref.c (tree_fold_divides_p): Likewise.
22568         * tree-sra.c (build_ref_for_offset): Likewise.
22569         (build_user_friendly_ref_for_offset): Likewise.
22570         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
22571         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
22572         * tree-ssa-loop-niter.c (inverse): Likewise.
22573         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
22574         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
22575         * tree-switch-conversion.c (check_range): Likewise.
22576         (build_constructors): Likewise.
22577         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
22578         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
22579         (extract_range_from_assert): Likewise.
22580         (vrp_int_const_binop): Likewise.
22581         (extract_range_from_binary_expr): Likewise.
22582         (extract_range_from_unary_expr): Likewise.
22583         (check_array_ref): Likewise.
22584         (find_case_label_range): Likewise.
22585         (simplify_div_or_mod_using_ranges): Likewise.
22586         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
22587         comparing case labels for merging.
22588
22589 2011-05-03  Mark Wielaard  <mjw@redhat.com>
22590
22591         * dwarf2out.c (debug_str_hash_forced): Removed.
22592         (gen_label_for_indirect_string): Removed.
22593         (get_debug_string_label): Removed.
22594         (AT_string_form): Generate label directly.
22595         (output_indirect_string): Test indirect_string_node for
22596         DW_FORM_strp instead of checking label and refcount.
22597         (prune_indirect_string): Removed.
22598         (prune_unused_types): Don't check debug_str_hash_forced or
22599         call prune_indirect_string.
22600
22601 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
22602
22603         PR other/48093
22604         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
22605
22606 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
22607
22608         PR debug/47994
22609         PR debug/47919
22610         * combine.c (try_combine): Skip debug insns at m_split tests.
22611
22612 2011-04-26  Mark Wielaard  <mjw@redhat.com>
22613
22614         PR42288
22615         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
22616         when info_section_emitted.
22617
22618 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
22619
22620         * config/mips/mips-opts.h: New.
22621         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
22622         to mips-opts.h.
22623         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
22624         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
22625         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
22626         via opts pointer.
22627         * config/mips/mips.h (enum mips_code_readable_setting): Move to
22628         mips-opts.h.
22629         (mips_abi, mips_code_readable): Don't declare.
22630         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
22631         (mabi=): Use Enum and Var.
22632         (mips_abi): New Enum and EnumValue entries.
22633         (mcode-readable=): Use Enum and Var.
22634         (mips_code_readable_setting): New Enum and EnumValue entries.
22635         (mr10k-cache-barrier=): Use Enum and Var.
22636         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
22637
22638 2011-05-03  Jan Hubicka  <jh@suse.cz>
22639
22640         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
22641         replace hash by pointer map.
22642         (cgraph_node_set_element_def, cgraph_node_set_element,
22643         const_cgraph_node_set_element, varpool_node_set_element_def,
22644         varpool_node_set_element, const_varpool_node_set_element): Remove.
22645         (free_cgraph_node_set, free_varpool_node_set): New function.
22646         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
22647         * tree-emutls.c: Free varpool node set.
22648         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
22649         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
22650         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
22651         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
22652         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
22653         Move here from ipa.c; implement using pointer_map
22654         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
22655         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
22656         debug_cgraph_node_set, varpool_node_set_new,
22657         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
22658         dump_varpool_node_set, debug_varpool_node_set):
22659         Move to ipa-uitls.c.
22660         * passes.c (ipa_write_summaries): Update.
22661
22662 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22663
22664         From Mike Frysinger:
22665         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
22666         bf542/bf544/bf547/bf548/bf549.
22667
22668 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
22669
22670         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
22671
22672 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22673
22674         From Bernd Schmidt:
22675         * config/bfin/bfin.md (MOVCC): New mode_macro.
22676         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
22677         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
22678         comments from generated assembly.
22679
22680 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22681
22682         From Bernd Schmidt
22683         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
22684         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
22685         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
22686         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
22687         * config/bfin/lib1funcs.asm (___muldi3): New function.
22688
22689 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22690
22691         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
22692         build_function_type_list instead of build_function_type.
22693         Rearrange initialization of `args' to do so.
22694
22695 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22696
22697         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
22698         instead of build_function_type.
22699
22700 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22701
22702         * config/rs6000/rs6000.c (spe_init_builtins): Call
22703         build_function_type_list instead of build_function_type.
22704         (paired_init_builtins, altivec_init_builtins): Likewise.
22705         (builtin_function_type): Likewise.
22706
22707 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22708
22709         * config/sh/sh.c (sh_media_init_builtins): Call
22710         build_function_type_list instead of build_function_type.
22711
22712 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22713
22714         * config/sparc/sparc.c (sparc_file_end): Call
22715         build_function_type_list instead of build_function_type.
22716
22717 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22718
22719         * config/alpha/alpha.c (alpha_init_builtins): Call
22720         build_function_type_list instead of build_function_type.
22721
22722 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22723
22724         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
22725         build_function_type_list instead of build_function_type.
22726
22727 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22728
22729         * config/iq2000/i2000.c (iq2000_init_builtins): Call
22730         build_function_type_list instead of build_function_type.
22731         Delete `endlink' variable.
22732
22733 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22734
22735         * config/avr/avr.c (avr_init_builtins): Call
22736         build_function_type_list instead of build_function_type.
22737
22738 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22739
22740         * config/picochip/picochip.c (picochip_init_builtins): Call
22741         build_function_type_list instead of build_function_type.
22742         Delete `endlink' variable.
22743
22744 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
22745
22746         * config/bfin/bfin.c (bfin_init_builtins): Call
22747         build_function_type_list instead of build_function_type.
22748
22749 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22750
22751         From Bernd Schmidt
22752         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
22753         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
22754
22755 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22756
22757         From Jie Zhang:
22758         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
22759         libbffastfp overrides libgcc when -mfast-fp.
22760
22761 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22762
22763         Originally from Bernd Schmidt
22764         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
22765         * config/bfin/bfin.c (override_options): Test it and error if
22766         TARGET_FDPIC.
22767
22768 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
22769
22770         Originally From Bernd Schmidt
22771         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
22772         FD-PIC.
22773
22774 2011-05-03  Jeff Law  <law@redhat.com>
22775
22776         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
22777         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
22778         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
22779         than accessing AUX field directly.  Free the AUX field before
22780         clearing it.
22781         (thread_block, thread_through_loop_header): Likewise.
22782         (thread_single_edge, mark_threaded_blocks): Likewise.
22783         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
22784         (register_jump_thread): Do not attempt to thread to a NULL edge.
22785
22786 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
22787
22788         * function.c (init_function_start): Call decide_function_section.
22789         * varasm.c (decide_function_section): New function.
22790         (assemble_start_function): When not using
22791         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
22792         or first_function_block_is_cold.
22793         * rtl.h (decide_function_section): Declare.
22794
22795 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
22796             Jakub Jelinek  <jakub@redhat.com>
22797
22798         PR target/48774
22799         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
22800         only succeed if req_mode is the same as set_mode.
22801
22802 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
22803
22804         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
22805         * genemit.c (gen_exp): Handle RETURN.
22806         * emit-rtl.c (verify_rtx_sharing): Likewise.
22807         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
22808         * rtl.c (copy_rtx): RETURN is shared.
22809         * rtl.h (enum global_rtl_index): Add GR_RETURN.
22810         (ret_rtx): New.
22811         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
22812         * config/s390/s390.c (s390_emit_epilogue): Likewise.
22813         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
22814         * config/cris/cris.c (cris_expand_return): Likewise.
22815         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
22816         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
22817         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
22818         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
22819         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
22820         Likewise.
22821         * config/v850/v850.c (expand_epilogue): Likewise.
22822         * config/bfin/bfin.c (bfin_expand_call): Likewise.
22823         * config/arm/arm.md (epilogue): Likewise.
22824         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
22825         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
22826         variable to ret_reg.
22827
22828 2011-05-03  Richard Guenther  <rguenther@suse.de>
22829
22830         PR lto/48846
22831         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
22832         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
22833         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
22834
22835 2011-05-03  Richard Guenther  <rguenther@suse.de>
22836
22837         * c-decl.c (grokdeclarator): Instead of looking at
22838         TREE_OVERFLOW check if the constant fits in the index type.
22839
22840 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22841
22842         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
22843         (vec_store_lanes<mode><mode>): Likewise.
22844
22845 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22846
22847         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
22848         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
22849         convert_optab_index values.
22850         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
22851         * genopinit.c (optabs): Initialize the new optabs.
22852         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
22853         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
22854         (expand_STORE_LANES): New functions.
22855         * tree.h (build_array_type_nelts): Declare.
22856         * tree.c (build_array_type_nelts): New function.
22857         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
22858         (vect_model_load_cost): Likewise.
22859         (vect_store_lanes_supported, vect_load_lanes_supported)
22860         (vect_record_strided_load_vectors): Declare.
22861         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
22862         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
22863         (vect_transform_strided_load): Split out statement recording into...
22864         (vect_record_strided_load_vectors): ...this new function.
22865         * tree-vect-stmts.c (create_vector_array, read_vector_array)
22866         (write_vector_array, create_array_ref): New functions.
22867         (vect_model_store_cost): Add store_lanes_p argument.
22868         (vect_model_load_cost): Add load_lanes_p argument.
22869         (vectorizable_store): Try to use store-lanes functions for
22870         interleaved stores.
22871         (vectorizable_load): Likewise load-lanes and loads.
22872         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
22873         to vect_model_store_cost.
22874         (vect_build_slp_tree): Likewise vect_model_load_cost.
22875
22876 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
22877
22878         * hooks.h (hook_bool_mode_uhwi_false): Declare.
22879         * hooks.c (hook_bool_mode_uhwi_false): New function.
22880         * target.def (array_mode_supported_p): New hook.
22881         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
22882         * doc/tm.texi: Regenerate.
22883         * stor-layout.c (mode_for_array): New function.
22884         (layout_type): Use it.
22885         * config/arm/arm.c (arm_array_mode_supported_p): New function.
22886         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
22887
22888 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
22889
22890         PR target/48723
22891         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
22892         for -fstack-check if the size to allocate is negative.
22893
22894 2011-05-02  Lawrence Crowl  <crowl@google.com>
22895
22896         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
22897         (timevar_cond_start): New for starting a timer only when it is not
22898         already running.
22899         (timevar_cond_stop): New for stopping a timer when it was not already
22900         running.
22901
22902         * timevar.c (timevar_stop): Enable start/stop timers to start again.
22903         (timevar_cond_start): New as above.
22904         (timevar_cond_stop): New as above.
22905
22906         * timevar.def: Add start/stop timers for compiler phases,
22907         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
22908         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
22909         and TV_PHASE_FINALIZE.
22910         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
22911         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
22912         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
22913         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
22914         Make unused TV_OVERLOAD into a start/stop timer.
22915
22916         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
22917         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
22918         to indicate that they are start/stop timers.
22919
22920         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
22921         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
22922         Move initialization to do_compile.
22923         (do_compile): Add initialization from above.
22924         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
22925
22926         * c-decl.c (c_write_global_declarations): Add start/stop of
22927         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
22928
22929         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
22930         or TV_PARSE_INLINE, as appropriate.
22931         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
22932         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
22933
22934 2011-05-02  Jason Merrill  <jason@redhat.com>
22935
22936         PR c++/40975
22937         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
22938
22939 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
22940
22941         PR c/35445
22942         * c-decl.c (finish_decl): Only create a composite if the types are
22943         compatible.
22944
22945 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
22946
22947         * config/fr30/fr30-protos.h (Mmode): Don't define.
22948         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
22949         definition where used.
22950         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
22951         define.  Expand definitions where used.
22952         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
22953         Expand definitions where used.
22954         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
22955         rx_function_arg, rx_function_arg_advance,
22956         rx_function_arg_boundary): Expand definitions of those macros.
22957         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
22958         definition where used.
22959
22960 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
22961
22962         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
22963         reg<->xmm moves.
22964         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
22965         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
22966         with *movv2sf_internal_rex64_avx.
22967         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
22968         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
22969         Use %v prefix in insn mnemonic to handle TARGET_AVX.
22970         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
22971         "vex" in "prefix" attribute calculation.
22972         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
22973
22974 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
22975
22976         PR target/47951
22977         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
22978         inputs match the output.
22979
22980 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
22981
22982         PR target/47955
22983         * config/m68k/m68k.c (m68k_expand_prologue): Set
22984         current_function_static_stack_size.
22985
22986 2011-05-02   Jan Hubicka  <jh@suse.cz>
22987
22988         * lto-streamer.c (lto_streamer_cache_insert_1,
22989         lto_streamer_cache_lookup, lto_streamer_cache_create,
22990         lto_streamer_cache_delete): Use pointer map instead of hashtable.
22991         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
22992
22993 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
22994
22995         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
22996         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
22997         config/m68k/t-opts: New files.
22998         * config/m68k/m68k-tables.opt: New file (generated).
22999         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
23000         extra_options and m68k/t-opts to tmake_file.
23001         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
23002         (all_isas): Initialize using m68k-isas.def.
23003         (all_microarchs): Initialize using m68k-microarchs.def.
23004         (m68k_find_selection): Remove.
23005         (m68k_handle_option): Don't assert that global structures are in
23006         use.  Use error_at.  Access variables via opts pointer.  Don't
23007         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
23008         directly for -m68020-40 and -m68020-60.
23009         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
23010         m68k_tune_entry here.
23011         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
23012         to m68k-opts.h.
23013         (m68k_library_id_string): Remove declaration.
23014         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
23015         (m68k_library_id_string): New Variable.
23016         (march=, mcpu=, mtune=): Use Enum and Var.
23017
23018 2011-05-02  Richard Guenther  <rguenther@suse.de>
23019
23020         * varasm.c (output_constructor_regular_field): Compute zero-based
23021         index with double-ints.  Make sure to ICE instead of producing
23022         wrong code.
23023         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
23024         in asserts.  Properly use a signed type.
23025
23026 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
23027
23028         * config/i386/sse.md (V): New mode iterator.
23029         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
23030         TARGET_SSE2.
23031         (V_256): Rename from AVX256MODE.
23032         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
23033         condition to all users.
23034         (VF1): Ditto.
23035         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
23036         condition to all users.
23037         (VF_128): Make V4SF mode unconditional.
23038         (VF_256): Rename from AVX256MODEF2P.
23039         (VI4F_128): Rename from SSEMODE4S.
23040         (VI8F_128): Rename from SSEMODE2D.
23041         (VI4F_256): Rename from AVX256MODE8P.
23042         (VI8F_256): Rename from AVX256MODE4P.
23043         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
23044         (ssescalarmodesuffix): Remove SF and DF modes.
23045         (SSEMODE124): Remove.
23046         (SSEMODE1248): Ditto.
23047         (SSEMODEF2P): Ditto.
23048         (AVXMODEF2P): Ditto.
23049         (AVXMODEFDP): Ditto.
23050         (AVXMODEFSP): Ditto.
23051         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
23052         unconditional.
23053         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
23054         unconditional.
23055         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
23056         xop_pcmov_<mode>256.  Use V mode iterator.
23057
23058         Adjust RTX patterns globally for renamed mode attributes.
23059
23060 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23061
23062         * haifa-sched.c (sched_emit_insn): Emit insn before first
23063         non-scheduled insn.  Inform back-end about new insn.  Add
23064         new insn to scheduled_insns list.
23065
23066 2011-05-02  Richard Guenther  <rguenther@suse.de>
23067
23068         PR tree-optimization/48822
23069         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
23070         (process_scc): Indicate which iteration we start.
23071
23072 2011-05-02  Jan Hubicka  <jh@suse.cz>
23073
23074         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
23075         (lto_section_overrun): New.
23076         * lto-section-out.c (append_block): Rename to ...
23077         (lto_append_block): ... this one; export.
23078         (lto_output_1_stream): Move lto lto-streamer.h
23079         (lto_output_data_stream): Update.
23080         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
23081         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
23082         functions.
23083
23084 2011-05-02  Richard Guenther  <rguenther@suse.de>
23085
23086         * tree.c (tree_code_counts): New global array.
23087         (record_node_allocation_statistics): Count individual tree codes.
23088         (dump_tree_statistics): Dump individual code stats.
23089
23090 2011-05-01  Jan Hubicka  <jh@suse.cz>
23091
23092         * ipa-inline.c (caller_growth_limits): Fix thinko when
23093         looking for largest stack frame.
23094         * ipa-inline.h (dump_inline_summary): Declare.
23095         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
23096         on stack usage.
23097         (dump_inline_summary): Export.
23098         (debug_inline_summary): Declare as DEBUG_FUNCTION.
23099
23100 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
23101
23102         * reginfo.c (memory_move_cost): Change rclass argument type form
23103         'enum reg_class' to reg_class_t.
23104         * reload.h (memory_move_cost): Update prototype.
23105         * postreload.c reload_cse_simplify_set): Change type dclass var to
23106         reg_class_t.
23107         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
23108         Update prototype.
23109         (ira_allocate_and_set_costs): Change aclass argument type form
23110         'enum reg_class' to reg_class_t.
23111         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
23112         Change aclass argument type to reg_class_t.
23113         (update_conflict_hard_reg_costs): Change type aclass and pref vars
23114         to reg_class_t.
23115         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
23116         memory_move_cost call.
23117
23118         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
23119         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
23120         Change type tmp var to reg_class_t.
23121
23122 2011-04-30  Jan Hubicka  <jh@suse.cz>
23123
23124         * ipa-inline.c (can_inline_edge_p): Disregard limits when
23125         inlining into function with flatten attribute.
23126         (want_inline_small_function_p): Be more realistic about inlining
23127         cold calls where callee size grows.
23128
23129 2011-04-30  Jan Hubicka  <jh@suse.cz>
23130
23131         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
23132         flags.
23133
23134 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
23135
23136         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
23137         PRINT_OPERAND_PUNCT_VALID_P): Remove.
23138         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
23139         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
23140         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
23141         (print_operand): Rename to...
23142         (sparc_print_operand): ...this. Make static. Adjust
23143         sparc_print_operand function call.
23144         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
23145         functions.
23146
23147 2011-04-30  Jan Hubicka  <jh@suse.cz>
23148
23149         PR middle-end/48752
23150         * ipa-inline.c (early_inliner): Disable when doing late
23151         addition of function.
23152
23153 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
23154
23155         * dwarf2out.c (get_address_mode): New inline.
23156         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
23157         if not dwarf_strict emit
23158         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
23159         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
23160         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
23161         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
23162         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
23163         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
23164         mem_loc_descriptor callers.
23165         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
23166         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
23167         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
23168         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
23169         (base_types): New variable.
23170         (get_base_type_offset, calc_base_type_die_sizes,
23171         base_type_for_mode, mark_base_types, base_type_cmp,
23172         move_marked_base_types): New functions.
23173         (calc_die_sizes): Assert that die_offset is 0 or equal to
23174         next_die_offset.
23175         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
23176         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
23177         callers.  If not dwarf_strict, call mem_loc_descriptor even for
23178         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
23179         (gen_subprogram_die): Don't give up on call site parameters
23180         with non-integral or large integral modes.  Adjust
23181         mem_loc_descriptor callers.
23182         (prune_unused_types): Call prune_unused_types_mark on base_types
23183         vector entries.
23184         (resolve_addr): Call mark_base_types.
23185         (dwarf2out_finish): Call move_marked_base_types.
23186
23187         PR tree-optimization/48809
23188         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
23189         type.
23190         (gen_inbound_check): Don't compute index_expr - range_min in utype
23191         again, instead reuse SSA_NAME initialized in build_arrays.
23192         Remove two useless gsi_for_stmt calls.
23193
23194 2011-04-29  Jeff Law  <law@redhat.com>
23195
23196         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
23197
23198 2011-04-29  Martin Jambor  <mjambor@suse.cz>
23199
23200         * cgraph.h (cgraph_postorder): Remove declaration.
23201         * ipa-utils.h (ipa_free_postorder_info): Declare.
23202         (ipa_reverse_postorder): Likewise.
23203         * cgraphunit.c: Include ipa-utils.h.
23204         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
23205         * ipa-inline.c: Include ipa-utils.h.
23206         (ipa_inline): Update call to ipa_reverse_postorder.
23207         * ipa-pure-const.c (propagate_pure_const): Update call to
23208         ipa_reduced_postorder and ipa_print_order.  Call
23209         ipa_free_postorder_info to clean up.
23210         (propagate_nothrow): Likewise.
23211         * ipa-reference.c (propagate): Removed a useless call to
23212         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
23213         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
23214         * ipa.c: Include ipa-utils.h.
23215         (ipa_profile): Update call to ipa_reverse_postorder.
23216         (cgraph_postorder): Moved to...
23217         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
23218         (ipa_utils_print_order): Renamed to ipa_print_order.
23219         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
23220         comments.
23221         (ipa_free_postorder_info): New function.
23222         * passes.c: Include ipa-utils.h.
23223         (do_per_function_toporder): Update call to ipa_reverse_postorder.
23224         (ipa_write_summaries): Likewise.
23225         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
23226         (cgraphunit.o): Likewise.
23227         (ipa.o): Likewise.
23228         (ipa-inline.o): Likewise.
23229
23230 2011-04-29  Jan Hubicka  <jh@suse.cz>
23231
23232         * ipa-inline.h (clause_t): Turn into unsigned int.
23233         * ipa-inline-analysis.c (add_clause): Do more simplification.
23234         (and_predicates): Shortcut more cases.
23235         (predicates_equal_p): Move forward; check that clauses are properly
23236         ordered.
23237         (or_predicates): Shortcut more cases.
23238         (edge_execution_predicate): Rewrite as...
23239         (set_cond_stmt_execution_predicate): ... this function; handle
23240         __builtin_constant_p.
23241         (set_switch_stmt_execution_predicate): New .
23242         (compute_bb_predicates): New.
23243         (will_be_nonconstant_predicate): Update TODO.
23244         (estimate_function_body_sizes): Use compute_bb_predicates
23245         and free them later, always try to estimate if stmt is constant.
23246         (estimate_time_after_inlining, estimate_size_after_inlining):
23247         Gracefully handle optimized out edges.
23248         (read_predicate): Fix off by one error.
23249
23250 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
23251
23252         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
23253
23254 2011-04-27  Xinliang David Li  <davidxl@google.com>
23255
23256         * tree-profile.c (init_ic_make_global_vars): Set
23257         tls attribute on ic vars.
23258         * coverage.c (coverage_end_function): Initialize
23259         function_list with zero.
23260
23261 2011-04-29  Richard Guenther  <rguenther@suse.de>
23262
23263         * builtins.c (fold_builtin_classify_type): Use integer_type_node
23264         for the type of the result.
23265         (fold_builtin_isascii): Likewise.
23266         (fold_builtin_toascii): Use integer_type_node where appropriate.
23267         (fold_builtin_logb): Likewise.
23268         (fold_builtin_frexp): Likewise.
23269         (fold_builtin_strstr): Likewise.
23270         (fold_builtin_strpbrk): Likewise.
23271         (fold_builtin_fputs): Likewise.
23272         (fold_builtin_sprintf): Likewise.
23273         (fold_builtin_snprintf): Likewise.
23274         (fold_builtin_printf): Likewise.
23275         (do_mpfr_remquo): Use a proper type for the assigned constant.
23276         (do_mpfr_lgamma_r): Likewise.
23277         * dwarf2out.c (resolve_one_addr): Use size_int.
23278         * except.c (init_eh): Likewise.
23279         (assign_filter_values): Use integer_type_node for filter values.
23280         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
23281         indices.
23282         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
23283         for EH region numbers.
23284         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
23285         for the shift amount.
23286
23287 2011-04-29  Richard Guenther  <rguenther@suse.de>
23288
23289         * expr.h (expand_shift): Rename to ...
23290         (expand_variable_shift): ... this.
23291         (expand_shift): Take a constant shift amount.
23292         * expmed.c (expand_shift): Rename to ...
23293         (expand_variable_shift): ... this.
23294         (expand_shift): New wrapper around expand_variable_shift.
23295         * expr.c (convert_move, emit_group_load_1, emit_group_store,
23296         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
23297         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
23298         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
23299         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
23300         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
23301         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
23302         emit_store_flag_1, emit_store_flag): Likewise.
23303         * builtins.c (expand_builtin_signbit): Likewise.
23304         * calls.c (load_register_parameters): Likewise.
23305         * function.c (assign_parm_setup_block): Likewise.
23306         * lower-subreg.c (resolve_shift_zext): Likewise.
23307         * optabs.c (widen_bswap, expand_abs_nojump,
23308         expand_one_cmpl_abs_nojump, expand_float): Likewise.
23309         * spu/spu.c (spu_expand_extv): Likewise.
23310         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
23311
23312 2011-04-29  Richard Guenther  <rguenther@suse.de>
23313
23314         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
23315         for the remapped region number.
23316         * predict.c (build_predict_expr): Use integer_type_node for the
23317         predict kind.
23318         * fold-const.c (fold_binary_loc): Use integer_type_node for
23319         the shift amount.  Use a proper type for the PLUS_EXPR operand.
23320
23321 2011-04-29  Michael Matz  <matz@suse.de>
23322
23323         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
23324         other trees that just builtins.
23325         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
23326
23327 2011-04-29  Richard Guenther  <rguenther@suse.de>
23328
23329         * tree-nested.c (get_trampoline_type): Use size_int.
23330         (get_nl_goto_field): Likewise.
23331         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
23332         for all indexes.
23333         (lower_eh_constructs_2): Likewise.
23334         (lower_resx): Likewise.
23335         (lower_eh_dispatch): Likewise.
23336         * tree-mudflap.c (mf_build_string): Use size_int.
23337         (mudflap_register_call): Use integer_type_node for the flag.
23338         (mudflap_enqueue_constant): Use size_int.
23339         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
23340         instead of rebuilding it.
23341
23342 2011-04-29  Richard Guenther  <rguenther@suse.de>
23343
23344         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
23345         Handle OBJ_TYPE_REF.
23346         (find_func_aliases_for_call): Use it more consistently.
23347
23348 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
23349
23350         * haifa-sched.c (last_nondebug_scheduled_insn): New.
23351         (rank_for_schedule): Use it.
23352         (schedule_block): Set it.
23353
23354 2011-04-28  David Li  <davidxl@google.com>
23355
23356         * tree.c (crc32_string): Use crc32_byte.
23357         (crc32_byte): New function.
23358         * tree.h (crc32_byte): New function.
23359         * gcov.c (read_graph_file): Handle new cfg_cksum.
23360         (read_count_file): Ditto.
23361         * profile.c (instrument_values): Ditto.
23362         (get_exec_counts): Ditto.
23363         (read_profile_edge_counts): Ditto.
23364         (compute_branch_probabilities): Ditto.
23365         (compute_value_histograms): Ditto.
23366         (branch_prob): Ditto.
23367         (end_branch_prob): Ditto.
23368         * coverage.c (read_counts_file): Ditto.
23369         (get_coverage_counts): Ditto.
23370         (tree_coverage_counter_addr): Ditto.
23371         (coverage_checksum_string): Ditto.
23372         (coverage_begin_output): Ditto.
23373         (coverage_end_function): Ditto.
23374         (build_fn_info_type): Ditto.
23375         (build_fn_info_value): Ditto.
23376         * libgcov.c (gcov_exit): Ditto.
23377         * gcov-dump.c (tag_function): Ditto.
23378         (compute_checksum): Remove.
23379
23380 2011-04-29  Alan Modra  <amodra@gmail.com>
23381
23382         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
23383         unspec plus offset.  Tidy macho code.
23384
23385 2011-04-29  Martin Jambor  <mjambor@suse.cz>
23386
23387         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
23388         node instead of a decl.  Update all callers.
23389         * cgraph.h: Update declaration.
23390
23391 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
23392
23393         PR tree-optimization/48765
23394         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
23395         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
23396         to indicate if loop aware SLP is being used.  Scan the statements
23397         and update the vectorization factor according to the type of
23398         vectorization before statement analysis.
23399         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
23400         pass it to vect_analyze_loop_operations.
23401         (vectorizable_reduction): Set number of copies to 1 in case of pure
23402         SLP statement.
23403         * tree-vect-stmts.c (vectorizable_conversion,
23404         vectorizable_assignment, vectorizable_shift,
23405         vectorizable_operation, vectorizable_type_demotion,
23406         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
23407         Likewise.
23408         (vectorizable_condition): Move the check that it is not SLP
23409         vectorization before the number of copies check.
23410         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
23411         to vectorize the loop using SLP.
23412
23413 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
23414
23415         PR middle-end/48597
23416         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
23417         inline asm.
23418
23419 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
23420
23421         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
23422         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
23423         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
23424         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
23425         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
23426         linux*.h headers.
23427         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
23428         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23429         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23430         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23431         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
23432         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
23433         REG_NAME.
23434         * config/i386/linux.h (REG_NAME): Don't define.
23435         * config/i386/linux64.h (REG_NAME): Don't define.
23436         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
23437         Undefine before defining.
23438
23439 2011-04-28  Jan Hubicka  <jh@suse.cz>
23440
23441         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
23442         nonconstant_names array.
23443         (estimate_function_body_sizes): Build nonconstant_names array; handle
23444         BUILT_IN_CONSTANT_P.
23445
23446 2011-04-28  Richard Guenther  <rguenther@suse.de>
23447
23448         PR bootstrap/48804
23449         Revert
23450         2011-04-28  Richard Guenther  <rguenther@suse.de>
23451
23452         * tree-ssa-structalias.c (solve_constraints): Build succ graph
23453         as late as possible.
23454
23455 2011-04-28  Richard Guenther  <rguenther@suse.de>
23456
23457         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
23458         (debug_constraint): Do it here.
23459         (dump_constraints): And here.
23460         (rewrite_constraints): And here.
23461         (dump_constraint_edge): Remove.
23462         (dump_constraint_graph): Rewrite to produce DOT output.
23463         (solve_constraints): Build succ graph as late as possible.
23464         Dump constraint graphs before and after solving.
23465
23466 2011-04-28  Richard Guenther  <rguenther@suse.de>
23467
23468         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23469         New function split out from ...
23470         (find_func_aliases): ... here.  Call it.
23471         (find_func_aliases_for_call): Likewise.
23472
23473 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
23474
23475         * internal-fn.h (internal_fn_name_array): Declare.
23476         (internal_fn_flags_array): Likewise.
23477
23478 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
23479
23480         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
23481         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
23482         Move from sse.md.
23483         (ssemodefsuffix): Remove.
23484         (ssevecmodesuffix): New mode attribute.
23485         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
23486         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
23487         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
23488         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
23489         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
23490         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
23491         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
23492         ssemodesuffix mode attribute.
23493         (float splitters): Use ssevecmodesuffix mode attribute.
23494         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
23495         (sseinsmode): Rename from avxvecmode.
23496         (avxsizesuffix): Rename from avxmodesuffix.
23497         (sseintvecmode): Rename from avxpermvecmode.
23498         (ssedoublevecmode): Rename from ssedoublesizemode.
23499         (ssehalfvecmode): Rename from avxhalfvecmode.
23500         (ssescalarmode): Rename from avxscalarmode.
23501         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
23502         templates for ssemodesuffix mode attribute.
23503         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
23504         mode attribute.
23505
23506         Adjust RTX patterns globally for renamed mode attributes.
23507
23508 2011-04-27  Jan Hubcika  <jh@suse.cz>
23509
23510         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
23511         * ipa-inline-analysis.c: Include alloc-pool.h.
23512         (edge_predicate_pool): New.
23513         (trye_predicate_p): New function
23514         (false_predicate_p): New function.
23515         (add_clause): Sanity check that false clauses are "optimized";
23516         never add clauses to predicate that is already known to be false.
23517         (and_predicate): Use flase_predicate_p.
23518         (evaulate_predicate): Rename to ...
23519         (evaluate_predicate): ... this one; update all callers; assert
23520         that false is not listed among possible truths.
23521         (dump_predicate): Use true_predicate_p.
23522         (account_size_time): Use false_predicate_p.
23523         (evaulate_conditions_for_edge): Rename to ...
23524         (evaluate_conditions_for_edge) ... this one.
23525         (edge_set_predicate): New function.
23526         (inline_edge_duplication_hook): Duplicate edge predicates.
23527         (inline_edge_removal_hook): Free edge predicates.
23528         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
23529         (dump_inline_summary): Update.
23530         (estimate_function_body_sizes): Set edge predicates.
23531         (estimate_calls_size_and_time): Handle predicates.
23532         (estimate_callee_size_and_time): Update.
23533         (remap_predicate): Add toplev_predicate; update comment.
23534         (remap_edge_predicates): New function.
23535         (inline_merge_summary): Compute toplev predicate; update.
23536         (read_predicate): New function.
23537         (read_inline_edge_summary): Use it.
23538         (inline_read_section): Likewise.
23539         (write_predicate): New function.
23540         (write_inline_edge_summary): Use it.
23541         (inline_write_summary): Likewise.
23542         (inline_free_summary): Free alloc pool and edge summary vec.
23543
23544 2011-04-27  Richard Guenther  <rguenther@suse.de>
23545
23546         * tree-ssa-structalias.c (changed_count): Remove.
23547         (changed): Use a bitmap.
23548         (unify_nodes): Adjust.
23549         (do_sd_constraint): Likewise.
23550         (do_ds_constraint): Likewise.
23551         (do_complex_constraint): Likewise.
23552         (solve_graph): Likewise.
23553
23554 2011-04-27  Jan Hubicka  <jh@suse.cz>
23555
23556         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
23557
23558 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
23559
23560         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
23561         (avx_vperm2f128_*_operand): Ditto.
23562         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
23563         Use avx_vpermilp_parallel in insn condition.
23564         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
23565         Use avx_vperm2f128_parallel in insn condition.
23566
23567 2011-04-27  Richard Guenther  <rguenther@suse.de>
23568
23569         * Makefile.in (tree-ssa-structalias.o): Remove
23570         gt-tree-ssa-structalias.h dependency.
23571         (GTFILES): Remove tree-ssa-structalias.c.
23572         * tree.c (allocate_decl_uid): New function.
23573         (make_node_stat): Use it.
23574         (copy_node_stat): Likewise.
23575         * tree.h (allocate_decl_uid): Declare.
23576         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
23577         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
23578         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
23579         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
23580         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
23581         (struct heapvar_map): Likewise.
23582         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
23583         heapvar_insert): Likewise.
23584         (make_heapvar_for): Rename to ...
23585         (make_heapvar): ... this.  Simplify.
23586         (fake_var_decl_obstack): New global var.
23587         (build_fake_var_decl): New function.
23588         (make_constraint_from_heapvar): Adjust.
23589         (handle_lhs_call): Likewise.
23590         (create_function_info_for): Likewise.
23591         (intra_create_variable_infos): Likewise.
23592         (init_alias_vars): Allocate fake_var_decl_obstack.
23593         (init_alias_heapvars, delete_alias_heapvars): Remove.
23594         (compute_points_to_sets): Do not call init_alias_heapvars.
23595         (ipa_pta_execute): Likewise.
23596         (delete_points_to_sets): Free fake_var_decl_obstack.
23597
23598 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23599
23600         * config/spu/divmovti4.c (union qword_UTItype): New data type.
23601         (si_from_UTItype, si_to_UTItype): New functions.
23602         (__udivmodti4): Use them to implement type-punning.
23603         * config/spu/multi3.c (union qword_TItype): New data type.
23604         (si_from_TItype, si_to_TItype): New functions.
23605         (__multi3): Use them to implement type-punning.
23606
23607 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23608
23609         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
23610
23611 2011-04-27  Jan Hubicka  <jh@suse.cz>
23612
23613         * ipa-prop.c (function_insertion_hook_holder): New holder.
23614         (ipa_add_new_function): New function.
23615         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
23616         Register/deregister holder.
23617
23618 2011-04-27  Richard Guenther  <rguenther@suse.de>
23619
23620         PR tree-optimization/48772
23621         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
23622
23623 2011-04-27  Richard Guenther  <rguenther@suse.de>
23624
23625         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
23626         TARGET_MEM_REF handling.
23627
23628 2011-04-27  Nick Clifton  <nickc@redhat.com>
23629
23630         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
23631         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
23632         (REG_CLASS_NAMES): Likewise.
23633         (REG_CLASS_CONTENTS): Likewise.
23634         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
23635         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
23636         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
23637         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
23638         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
23639         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
23640         duplicate register classes.
23641         (frv_class_likely_spilled_p): Likewise.
23642         (frv_register_move_cost): Likewise.
23643
23644         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
23645         end of the regno_reg_class array.
23646
23647 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
23648
23649         PR c/48742
23650         * c-typeck.c (build_binary_op): Don't wrap arguments if
23651         int_operands is true.
23652
23653 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
23654
23655         PR target/48767
23656         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
23657         targetm.calls.must_pass_in_stack for void type.
23658
23659 2011-04-26  Jan Hubicka  <jh@suse.cz>
23660
23661         * cgraphbuild.c (build_cgraph_edges): Update call
23662         of cgraph_create_edge and cgraph_create_indirect_edge.
23663         * cgraph.c (cgraph_create_edge_including_clones,
23664         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
23665         cgraph_update_edges_for_call_stmt_node): Do not take nest
23666         argument; do not initialize call_stmt_size/time.
23667         (dump_cgraph_node): Do not dump nest.
23668         (cgraph_clone_edge): Do not take loop_nest argument;
23669         do not propagate it; do not clone call_stmt_size/time.
23670         (cgraph_clone_node): Likewise.
23671         (cgraph_create_virtual_clone): Update.
23672         * cgraph.h (struct cgraph_edge): Remove
23673         call_stmt_size/call_stmt_time/loop_nest.
23674         (cgraph_create_edge, cgraph_create_indirect_edge,
23675         cgraph_create_edge_including_clones, cgraph_clone_node): Update
23676         prototype.
23677         * tree-emutls.c (gen_emutls_addr): Update.
23678         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
23679         loop_nest; handle indirect calls, too.
23680         (clone_inlined_nodes): Do not care about updating inline summaries.
23681         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
23682         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
23683         stream call_stmt_size/call_stmt_time/loop_nest.
23684         * ipa-inline.c (edge_badness): Update.
23685         (ipa_inline): dump summaries after inlining.
23686         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
23687         New.
23688         (inline_edge_summary): New function.
23689         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
23690         (inline_edge_removal_hook): Handle edge summaries.
23691         (inline_edge_duplication_hook): New hook.
23692         (inline_summary_alloc): Alloc hooks.
23693         (initialize_growth_caches): Do not register removal hooks.
23694         (free_growth_caches); Do not free removal hook.
23695         (dump_inline_edge_summary): New function.
23696         (dump_inline_summary): Use it.
23697         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
23698         (inline_update_callee_summaries): New function.
23699         (inline_merge_summary): Use it.
23700         (do_estimate_edge_time, do_estimate_edge_growth): Update.
23701         (read_inline_edge_summary): New function.
23702         (inline_read_section): Use it.
23703         (write_inline_edge_summary): New function.
23704         (inline_write_summary): Use it.
23705         (inline_free_summary): Free edge new holders.
23706         * tree-inline.c (copy_bb): Update.
23707
23708 2011-04-26  Jason Merrill  <jason@redhat.com>
23709
23710         * tree-eh.c (lower_try_finally_switch): Create the label along with
23711         the CASE_LABEL_EXPR.
23712
23713 2011-04-26  David S. Miller  <davem@davemloft.net>
23714             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23715
23716         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
23717         * configure: Regenerate.
23718
23719 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
23720
23721         PR target/48258
23722         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
23723         reduction.
23724         (VEC_reduc): New code iterator and splitters for vector reduction.
23725         (VEC_reduc_name): Ditto.
23726         (VEC_reduc_rtx): Ditto.
23727         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
23728         (reduc_<VEC_reduc_name>_v4sf): Ditto.
23729
23730         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
23731         support for extracting SF on VSX.
23732
23733         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
23734         generating xscvspdp.
23735         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
23736         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
23737         double add, minimum, maximum vector reduction.
23738         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
23739         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
23740         optimize double vector reduction.
23741         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
23742
23743 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
23744
23745         * config/fr30/fr30.h (inhibit_libc): Don't define.
23746         * config/m32r/m32r-protos.h: Correct comment.
23747         * config/v850/v850.h (GHS_default_section_names,
23748         GHS_current_section_names): Use tree, not union tree_node *.
23749
23750 2011-04-26  Xinliang David Li  <davidxl@google.com>
23751
23752         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
23753         * c-family/c-opts.c (c_common_handle_option): Set
23754         warn_maybe_uninitialized.
23755         * opts.c (common_handle_option): Ditto.
23756         * common.opt:  New option.
23757         * tree-ssa.c (warn_uninit): Add one more parameter.
23758         (warn_uninitialized_var): Pass warning code.
23759         * tree-flow.h: Interface change.
23760
23761 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23762
23763         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
23764         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
23765         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
23766
23767 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23768
23769         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
23770         * config/mips/mips.opt (mmips-tfile): Remove.
23771
23772         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
23773         mips-tdump reference to ...
23774         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
23775         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
23776         reference by Tru64 UNIX.
23777
23778 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
23779
23780         PR debug/48768
23781         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
23782         is error_mark_node, set value to NULL.
23783
23784         PR tree-optimization/48734
23785         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
23786         if return value from maybe_fold_*_comparsions isn't something
23787         the code is prepared to handle.
23788
23789 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
23790
23791         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
23792         mode check.
23793         (ext_QIreg_nomode_operands): Remove.
23794         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
23795         (*andsi_1): Ditto.
23796         (*andhi_1): Ditto.
23797
23798 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
23799
23800         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
23801
23802 2011-04-26  Richard Guenther  <rguenther@suse.de>
23803
23804         * c-typeck.c (build_unary_op): Do not expand array-refs via
23805         pointer arithmetic.  Only adjust qualifiers for function types.
23806
23807 2011-04-26  Richard Guenther  <rguenther@suse.de>
23808
23809         PR middle-end/48694
23810         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
23811         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
23812         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
23813         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
23814
23815 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
23816
23817         * doc/extend.texi: Document __underlying_type.
23818
23819 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
23820
23821         * config/rs6000/titan.md (automata_option "progress"): Remove.
23822
23823 2011-04-25  Jeff Law  <law@redhat.com>
23824
23825         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
23826
23827 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
23828
23829         * system.h (ENUM_BITFIELD): Remove.
23830
23831 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
23832             Eric Botcazou  <ebotcazou@adacore.com>
23833
23834         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
23835         for STORE_FLAG_VALUE==-1 case.
23836
23837 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
23838
23839         PR target/43804
23840         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
23841         LEGITIMATE_PIC_OPERAND_P.
23842
23843 2011-04-24  Jan Hubicka  <jh@suse.cz>
23844
23845         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
23846         WPA hack.
23847         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
23848         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
23849         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
23850         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
23851         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
23852         Sanity check predicate length.
23853         (remap_predicate): Likewise; sanity check jump functions.
23854         (inline_read_section, inline_write_summary): Sanity check
23855         predicate length.
23856
23857 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
23858
23859         PR other/48748
23860         * doc/extend.texi (Type Traits): Document __is_standard_layout,
23861         __is_literal_type, and __is_trivial; update throughout about
23862         possibly cv-qualified void types.
23863
23864 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
23865
23866         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
23867         testsuite and make it version agnostic.
23868
23869 2011-04-22  Jan Hubicka  <jh@suse.cz>
23870
23871         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
23872
23873 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
23874
23875         PR c/48685
23876         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
23877         to VOID_TYPE even around MODIFY_EXPR.
23878
23879 2011-04-22  Mike Stump  <mikestump@comcast.net>
23880
23881         * gensupport.c (read_md_rtx): Fix typo in comment.
23882         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
23883         comment.
23884
23885 2011-04-22  Jan Hubicka  <jh@suse.cz>
23886
23887         * gengtype.c (open_base_files): Add ipa-inline.h include.
23888         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
23889         ipa-prop.c; update all uses.
23890         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
23891         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
23892         merge summary of inlined function into former caller.
23893         * ipa-inline.c (max_benefit): Remove.
23894         (edge_badness): Compensate for removal of benefits.
23895         (update_caller_keys): Use
23896         reset_node_growth_cache/reset_edge_growth_cache.
23897         (update_callee_keys): Likewise.
23898         (update_all_callee_keys): Likewise.
23899         (inline_small_functions): Do not collect max_benefit; do not reset
23900         estimated_growth; call free_growth_caches and initialize_growth_caches.
23901         * ipa-inline.h (struct condition, type clause_t, struct predicate,
23902         struct size_time_entry): New structures.
23903         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
23904         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
23905         and estimated_growth.
23906         (edge_growth_cache_entry): New structure.
23907         (node_growth_cache, edge_growth_cache): New global vars.
23908         (estimate_growth): Turn into inline.
23909         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
23910         initialize_growth_caches, free_growth_caches): Declare.
23911         (estimate_edge_growth): Rewrite.
23912         (estimate_edge_time): Implement as inline cache lookup.
23913         (reset_node_growth_cache, reset_edge_growth_cache): New inline
23914         functions.
23915         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
23916         (NUM_CONDITIONS): New constant.
23917         (predicate_conditions): New enum.
23918         (IS_NOT_CONSTANT): New constant.
23919         (edge_removal_hook_holder): New var.
23920         (node_growth_cache, edge_growth_cache): New global vars.
23921         (true_predicate, single_cond_predicate, false_predicate,
23922         not_inlined_predicate, add_condition, add_clause, and_predicates,
23923         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
23924         dump_clause, dump_predicate, account_size_time,
23925         evaulate_conditions_for_edge): New functions.
23926         (inline_summary_alloc): Move to heap.
23927         (inline_node_removal_hook): Clear condition and entry vectors.
23928         (inline_edge_removal_hook): New function.
23929         (initialize_growth_caches, free_growth_caches): New function.
23930         (dump_inline_summary): Update.
23931         (edge_execution_predicate): New function.
23932         (will_be_nonconstant_predicate): New function.
23933         (estimate_function_body_sizes): Compute BB and constantness predicates.
23934         (compute_inline_parameters): Do not clear estimated_growth.
23935         (estimate_edge_size_and_time): New function.
23936         (estimate_calls_size_and_time): New function.
23937         (estimate_callee_size_and_time): New function.
23938         (remap_predicate): New function.
23939         (inline_merge_summary): New function.
23940         (do_estimate_edge_time): New function based on...
23941         (estimate_edge_time): ... this one.
23942         (do_estimate_edge_growth): New function.
23943         (do_estimate_growth): New function based on....
23944         (estimate_growth): ... this one.
23945         (inline_analyze_function): Analyze after deciding on jump functions.
23946         (inline_read_section): New function.
23947         (inline_read_summary): Use it.
23948         (inline_write_summary): Write all the new data.
23949         * ipa-prop.c (ipa_get_param_decl_index): Export.
23950         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
23951         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
23952         Declare.
23953         (ipa_get_lattice): Move here from ipa-cp.c
23954         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
23955         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
23956         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
23957         cgraph_edge_inlinable_p): Remove.
23958         * cgraphunit.c: Include ipainline.h
23959         (cgraph_process_new_functions): Update call of
23960         compute_inline_parameters.
23961
23962 2011-04-22  Richard Guenther  <rguenther@suse.de>
23963
23964         * tree.c (build_int_cst): Properly create canonicalized integer
23965         constants.
23966         (build_int_cst_type): Remove scary comments.
23967
23968 2011-04-22  Xinliang David Li  <davidxl@google.com>
23969
23970         * toplev.c (process_options): Enable -Werror=coverage-mismatch
23971         by default when -Wno-error is not specified.
23972         * opts-global.c (decode_options): Remove call to
23973         control_warning_options.
23974
23975 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
23976
23977         PR tree-optimization/48717
23978         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
23979         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
23980
23981 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
23982
23983         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
23984         definition where used.
23985
23986 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
23987
23988         PR c/48716
23989         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
23990         TREE_STATIC variables declared inside of some OpenMP construct.
23991
23992 2011-04-22  Martin Jambor  <mjambor@suse.cz>
23993
23994         PR middle-end/48585
23995         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
23996
23997 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
23998
23999         PR c/36750
24000         * c-typeck.c (pop_init_level): Do not warn about initializing
24001         with ` = {0}'.
24002
24003 2011-04-22  Alan Modra  <amodra@gmail.com>
24004
24005         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
24006         when returning call_cookie.
24007         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
24008         pointers, to functions with no more vector args than the current
24009         function, and some non-local calls for ABI_V4.
24010         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
24011         sibcall_nonlocal_aix64): Combine to ..
24012         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
24013         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
24014         (sibcall_value_nonlocal_aix<mode>): ..likewise.
24015         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
24016         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
24017         operand.
24018         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
24019         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
24020         sibcall_value_symbolic_64): Delete.
24021
24022 2011-04-21  Xinliang David Li  <davidxl@google.com>
24023
24024         * cgraph.h: Remove pid.
24025         * cgraph.c: Remove pid.
24026         * value-prof.c (init_node_map): New function.
24027         (del_node_map): New function.
24028         (find_func_by_funcdef_no): New function.
24029         (gimple_ic_transform): Call new function.
24030         * cgraphunit.c (cgraph_finalize_function): Remove pid.
24031         * function.c (get_last_funcdef_no): New function.
24032         * function.h (get_last_funcdef_no): New function.
24033         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
24034         to libgcov function.
24035         (tree-profiling): Call node map init and delete function.
24036
24037 2011-04-21  Ian Lance Taylor  <iant@google.com>
24038
24039         * godump.c (go_format_type): Use exported Go name for anonymous
24040         field name.
24041
24042 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
24043
24044         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
24045         Call builtin_function_type_list instead of builtin_function_type.
24046         (UNARY, BINARY, TRINARY, QUAD): Likewise.
24047
24048 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
24049
24050         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
24051         build_function_type_list instead of build_function_type.
24052         Delete variable `endlink'.
24053
24054 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
24055
24056         * config/s390/s390.c (s390_init_builtins): Call
24057         build_function_type_list instead of build_function_type.
24058
24059 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
24060
24061         * config/ia64/ia64.c (ia64_init_builtins): Call
24062         build_function_type_list instead of builtin_function_type.
24063
24064 2011-04-21  Easwaran Raman  <eraman@google.com>
24065
24066         * cfgexpand.c (stack_var): Remove OFFSET...
24067         (add_stack_var): ...and its reference here...
24068         (expand_stack_vars): ...and here.
24069         (stack_var_cmp): Sort by descending order of size.
24070         (partition_stack_vars): Change heuristic.
24071         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
24072         (dump_stack_var_partition): Add newline after each partition.
24073
24074 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
24075             Jeff Law  <law@redhat.com>
24076
24077         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
24078         * gengtype.c (matching_file_name_substitute): Likewise.
24079
24080 2011-04-21  Richard Guenther  <rguenther@suse.de>
24081
24082         PR lto/48703
24083         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
24084
24085 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
24086
24087         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
24088
24089 2011-04-21  Richard Guenther  <rguenther@suse.de>
24090
24091         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
24092         file name.
24093
24094 2011-04-21  Richard Guenther  <rguenther@suse.de>
24095
24096         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
24097         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
24098         Use DECL_P, not SSA_VAR_P.
24099         (ptr_derefs_may_alias_p): Likewise.
24100         (ptr_deref_may_alias_ref_p_1): Likewise.
24101         (decl_refs_may_alias_p): Likewise.
24102         (refs_may_alias_p_1): Likewise.
24103         (ref_maybe_used_by_call_p_1): Likewise.
24104         (call_may_clobber_ref_p_1): Likewise.
24105         (indirect_ref_may_alias_decl_p): Assume indirect refrences
24106         are either MEM_REF or TARGET_MEM_REF.
24107         (indirect_refs_may_alias_p): Likewise.
24108         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
24109         for MEM_EXPR of indirect calls.
24110
24111 2011-04-21  Tristan Gingold  <gingold@adacore.com>
24112
24113         * vmsdbgout.c (write_srccorr): Compute file length from the string.
24114         (dst_file_info_struct): Remove flen field.
24115         (lookup_filename): Remove code that set flen field.
24116
24117 2011-04-21  Tristan Gingold  <gingold@adacore.com>
24118
24119         * config/ia64/ia64.c (ia64_start_function): Add a guard.
24120
24121 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
24122
24123         PR target/48708
24124         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
24125         vec_extract and vec_concat for non-SSE4_1 targets.
24126
24127 2011-04-21  Richard Guenther  <rguenther@suse.de>
24128
24129         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
24130         return statements.
24131
24132 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
24133
24134         * config/i386/cygming.h (union tree_node, TREE): Don't define or
24135         undefine.
24136         (FILE): Don't undefine.
24137
24138 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
24139
24140         * config/alpha/alpha.c (struct machine_function): Use rtx, not
24141         struct rtx_def *.
24142         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
24143         struct rtx_def *.
24144         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
24145         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
24146         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
24147         rtx_def *.
24148         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
24149         definitions where used.
24150         * config/microblaze/microblaze.h (struct microblaze_args): Use
24151         rtx, not struct rtx_def *.
24152         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
24153         rtx_def *.
24154         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
24155         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
24156         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
24157         not struct rtx_def *.
24158         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
24159         struct rtx_def *.
24160         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
24161         rtx_def *.
24162         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
24163
24164 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24165
24166         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
24167         operand_equal_p to compare DR_BASE_ADDRESSes.
24168         (vect_check_interleaving): Likewise.
24169
24170 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24171
24172         PR target/46329
24173         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
24174         for all Neon struct constants.
24175
24176 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24177
24178         * target.def (legitimate_constant_p): New hook.
24179         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
24180         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
24181         * doc/tm.texi: Regenerate.
24182         * hooks.h (hook_bool_mode_rtx_true): Declare.
24183         * hooks.c (hook_bool_mode_rtx_true): Define.
24184         * system.h (LEGITIMATE_CONSTANT_P): Poison.
24185         * calls.c (precompute_register_parameters): Replace uses of
24186         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
24187         (emit_library_call_value_1): Likewise.
24188         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
24189         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
24190         * ira-costs.c (scan_one_insn): Likewise.
24191         * recog.c (general_operand, immediate_operand): Likewise.
24192         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
24193         * reload1.c (init_eliminable_invariants): Likewise.
24194
24195         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
24196         mode argument.
24197         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
24198         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
24199         argument.
24200         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24201         * config/alpha/predicates.md (input_operand): Update call to
24202         alpha_legitimate_constant_p.
24203
24204         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
24205         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
24206         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
24207         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24208         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
24209         (arm_legitimate_constant_p): New functions.
24210         (arm_cannot_force_const_mem): Make static.
24211
24212         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
24213
24214         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
24215         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
24216         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
24217         instead of bfin_legitimate_constant_p.
24218         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
24219         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24220
24221         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
24222
24223         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
24224
24225         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
24226         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
24227         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24228         (frv_legitimate_constant_p): Make static.  Add a mode argument.
24229
24230         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
24231         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
24232         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
24233
24234         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
24235         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
24236         * config/i386/i386.c (legitimate_constant_p): Rename to...
24237         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
24238         argument.
24239         (ix86_cannot_force_const_mem): Update accordingly.
24240         (ix86_legitimate_address_p): Likewise.
24241         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24242         * config/i386/i386.md: Update commentary.
24243
24244         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
24245         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
24246         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24247         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
24248
24249         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
24250
24251         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
24252         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
24253         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24254         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
24255
24256         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
24257         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
24258         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
24259
24260         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
24261         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24262         (m32r_legitimate_constant_p): New function.
24263
24264         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
24265         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
24266         LEGITIMATE_CONSTANT_P.
24267         (LEGITIMATE_CONSTANT_P): Delete.
24268         * config/m68k/m68k.c (m68k_expand_prologue): Call
24269         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
24270         (m68k_legitimate_constant_p): New function.
24271         * config/m68k/m68k.md: Update comments.
24272
24273         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
24274         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24275         (mcore_legitimate_constant_p): New function.
24276
24277         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
24278         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
24279         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
24280         Add a mode argument.
24281         (mep_legitimate_address): Update accordingly.
24282         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24283
24284         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
24285         Delete.
24286         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
24287         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
24288         static.  Check OP's mode for VOIDmode.
24289         (microblaze_legitimate_constant_p): New function.
24290         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24291
24292         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
24293         * config/mips/mips.c (mips_legitimate_constant_p): New function.
24294         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
24295         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24296         * config/mips/predicates.md: Update comments.
24297
24298         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
24299         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
24300         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24301         (mmix_legitimate_constant_p): Make static, return a bool, and take
24302         a mode argument.
24303         (mmix_print_operand_address): Update accordingly.
24304
24305         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
24306         Delete.
24307         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
24308         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
24309         static.  Add a mode argument.
24310         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24311
24312         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
24313
24314         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
24315         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24316         (pa_legitimate_constant_p): New function.
24317
24318         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
24319
24320         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
24321         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24322         (pdp11_legitimate_constant_p): New function.
24323
24324         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
24325         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24326         (rs6000_legitimate_constant_p): New function.
24327
24328         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
24329         (rx_legitimate_constant_p): ...this.
24330         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
24331         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
24332         (rx_legitimate_constant_p): ...this.
24333         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24334         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
24335
24336         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
24337         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
24338         * config/s390/s390.c (legitimate_constant_p): Rename to...
24339         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
24340         and add a mode argument.
24341         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24342
24343         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
24344
24345         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
24346         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24347         (sh_legitimate_constant_p): New function.
24348
24349         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
24350         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
24351         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24352         (legitimate_constant_p): Rename to...
24353         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
24354         argument.
24355         (constant_address_p): Update accordingly.
24356
24357         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
24358         argument and return a bool.
24359         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
24360         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24361         (spu_legitimate_constant_p): Add a mode argument and return a bool.
24362         (spu_rtx_costs): Update accordingly.
24363         * config/spu/predicates.md (vec_imm_operand): Likewise.
24364
24365         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
24366
24367         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
24368         * config/v850/v850.c (v850_legitimate_constant_p): New function.
24369         (TARGET_LEGITIMATE_CONSTANT_P): Define.
24370
24371         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
24372         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
24373         * config/vax/vax.c (legitimate_constant_p): Likewise.
24374
24375         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
24376         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
24377         (xtensa_legitimate_constant_p): New function.
24378
24379 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
24380
24381         * target.def (cannot_force_const_mem): Add a mode argument.
24382         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
24383         * doc/tm.texi: Regenerate.
24384         * hooks.h (hook_bool_mode_rtx_false): Declare.
24385         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
24386         (hook_bool_mode_const_rtx_true): Likewise.
24387         (hook_bool_mode_rtx_false): New function.
24388         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
24389         to be non-VOID.  Update call to cannot_force_const_mem.
24390         (find_reloads): Update accordingly.
24391         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
24392         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
24393         argument.
24394         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
24395         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
24396         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
24397         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
24398         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
24399         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
24400         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
24401         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
24402         (m68k_cannot_force_const_mem): ...this new function.
24403         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
24404         argument.
24405         (mips_const_insns, mips_legitimize_const_move): Update calls.
24406         (mips_secondary_reload_class): Likewise.
24407         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
24408         (pa_cannot_force_const_mem): ...this new function.
24409         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
24410         (rs6000_cannot_force_const_mem): ...this new function.
24411         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
24412         argument.
24413         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
24414         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
24415         to...
24416         (xtensa_cannot_force_const_mem): ...this new function.
24417
24418 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24419
24420         * config/mips/mips.c (mips16_build_function_stub): Call
24421         build_function_type_list instead of build_function_type.
24422         (mips16_build_call_stub): Likewise.
24423
24424 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24425
24426         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
24427         instead of build_function_type.
24428
24429 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
24430
24431         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
24432         instead of build_function_type.
24433
24434 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
24435
24436         PR target/48678
24437         * config/i386/i386.md (insv): Change operand 0 constraint to
24438         "register_operand".  Change operand 1 and 2 constraint to
24439         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
24440         * config/i386/sse.md (sse4_1_pinsrb): Export.
24441         (sse2_pinsrw): Ditto.
24442         (sse4_1_pinsrd): Ditto.
24443         (sse4_1_pinsrq): Ditto.
24444         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
24445         * config/i386/i386.c (ix86_expand_pinsr): New.
24446
24447 2011-04-20  Easwaran Raman  <eraman@google.com>
24448
24449         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
24450         containing union type only with -fstrict-aliasing.
24451
24452 2011-04-20  Jim Meyering  <meyering@redhat.com>
24453
24454         Remove useless if-before-free tests.
24455         * calls.c (expand_call, save_area): Likewise.
24456         * cfgcleanup.c (try_forward_edges): Likewise.
24457         * collect2.c (collect_execute): Likewise.
24458         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
24459         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
24460         * coverage.c (coverage_checksum_string): Likewise.
24461         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
24462         * cselib.c (cselib_init): Likewise.
24463         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
24464         (df_set_clean_cfg): Likewise.
24465         * function.c (free_after_compilation): Likewise.
24466         * gcc.c (do_spec_1, main): Likewise.
24467         * gcov.c (create_file_names): Likewise.
24468         * gensupport.c (identify_predicable_attribute): Likewise.
24469         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
24470         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
24471         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
24472         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
24473         * ipa-pure-const.c (local_pure_const): Likewise.
24474         * ipa-reference.c (propagate): Likewise.
24475         * ira-costs.c (free_ira_costs): Likewise.
24476         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
24477         * matrix-reorg.c (mat_free): Likewise.
24478         * prefix.c (get_key_value): Likewise.
24479         * profile.c (compute_value_histograms): Likewise.
24480         * reload1.c (free_reg_equiv): Likewise.
24481         * sched-deps.c (free_deps): Likewise.
24482         * sel-sched-ir.c (fence_clear): Likewise.
24483         * sese.c (set_rename, if_region_set_false_region): Likewise.
24484         * tree-data-ref.c (free_rdg): Likewise.
24485         * tree-eh.c (lower_try_finally): Likewise.
24486         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
24487         * tree-ssa-live.c (delete_var_map): Likewise.
24488         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
24489         * tree-ssa-pre.c (phi_trans_add): Likewise.
24490
24491 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
24492
24493         PR tree-optimization/48611
24494         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
24495         beyond ERT_MUST_NOT_THROW region.
24496
24497 2011-04-20  Catherine Moore  <clm@codesourcery.com>
24498
24499         * config/mips/mips.opt (mfix-24k): New.
24500         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
24501         * config/mips/mips.md (length): Increase by 4 for stores if
24502         fixing 24K errata.
24503         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
24504         all noreorder if fixing 24K errata.
24505         * doc/invoke.texi: Document mfix-24k.
24506
24507 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
24508
24509         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
24510         quad-word modes, reduce to 9-bit index range when above 1016 limit.
24511
24512 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24513
24514         * config/arm/arm.c (arm_gen_constant): Move movw support ....
24515         (const_ok_for_op): ... to here.
24516
24517 2011-04-20  Kai Tietz  <ktietz@redhat.com>
24518
24519         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
24520         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
24521
24522 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
24523
24524         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
24525
24526 2011-04-20  Richard Guenther  <rguenther@suse.de>
24527
24528         PR tree-optimization/47892
24529         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
24530         are if-convertible.
24531
24532 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
24533
24534         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
24535
24536 2011-04-20  Tristan Gingold  <gingold@adacore.com>
24537
24538         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
24539
24540 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
24541
24542         PR target/18145
24543
24544         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
24545         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
24546         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
24547         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
24548         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
24549
24550         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
24551         New prototype.
24552
24553         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
24554         (avr_asm_named_section, avr_asm_output_aligned_common,
24555         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
24556         New functions to update...
24557         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
24558         (avr_asm_init_sections): Overwrite section callbacks for
24559         data_section, bss_section.
24560         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
24561         from here to...
24562         (avr_file_end): ...here.
24563
24564 2011-04-20  Richard Guenther  <rguenther@suse.de>
24565
24566         PR middle-end/48695
24567         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
24568         objects and types here.  Adjust for their offset before comparing.
24569
24570 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
24571
24572         * tree-vect-stmts.c (vectorizable_store): Only chain one related
24573         statement per copy.
24574
24575 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
24576
24577         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
24578         (GIMPLE_H): Include $(INTERNAL_FN_H).
24579         (OBJS-common): Add internal-fn.o.
24580         (internal-fn.o): New rule.
24581         * internal-fn.def: New file.
24582         * internal-fn.h: Likewise.
24583         * internal-fn.c: Likewise.
24584         * gimple.h: Include internal-fn.h.
24585         (GF_CALL_INTERNAL): New gf_mask.
24586         (gimple_statement_call): Put fntype into a union with a new
24587         internal_fn field.
24588         (gimple_build_call_internal): Declare.
24589         (gimple_build_call_internal_vec): Likewise.
24590         (gimple_call_same_target_p): Likewise.
24591         (gimple_call_internal_p): New function.
24592         (gimple_call_internal_fn): Likewise.
24593         (gimple_call_fntype): Return null for internal calls.
24594         (gimple_call_set_fntype): Assert that the function is not internal.
24595         (gimple_call_set_fn): Likewise.
24596         (gimple_call_set_fndecl): Likewise.
24597         (gimple_call_set_internal_fn): New function.
24598         (gimple_call_addr_fndecl): Handle null functions.
24599         (gimple_call_return_type): Likewise null types.
24600         * gimple.c (gimple_build_call_internal_1): New function.
24601         (gimple_build_call_internal): Likewise.
24602         (gimple_build_call_internal_vec): Likewise.
24603         (gimple_call_same_target_p): Likewise.
24604         (gimple_call_flags): Handle calls to internal functions.
24605         (gimple_call_fnspec): New function.
24606         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
24607         (gimple_has_side_effects): Handle null functions.
24608         (gimple_rhs_has_side_effects): Likewise.
24609         (gimple_call_copy_skip_args): Handle calls to internal functions.
24610         * cfgexpand.c (expand_call_stmt): Likewise.
24611         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
24612         * gimple-fold.c (gimple_fold_call): Handle null functions.
24613         (gimple_fold_stmt_to_constant_1): Don't fold
24614         calls to internal functions.
24615         * gimple-low.c (gimple_check_call_args): Handle calls to internal
24616         functions.
24617         * gimple-pretty-print.c (dump_gimple_call): Likewise.
24618         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
24619         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
24620         (do_warn_unused_result): Likewise.
24621         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
24622         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
24623         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
24624         the target of a call.
24625         (initialize_hash_element): Update accordingly.
24626         (hashable_expr_equal_p): Use gimple_call_same_target_p.
24627         (iterative_hash_hashable_expr): Handle calls to internal functions.
24628         (print_expr_hash_elt): Likewise.
24629         * tree-ssa-pre.c (can_value_number_call): Likewise.
24630         (eliminate): Handle null functions.
24631         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
24632         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
24633         (find_func_aliases): Likewise.
24634         * value-prof.c (gimple_ic_transform): Likewise.
24635         (gimple_indirect_call_to_profile): Likewise.
24636         * lto-streamer-in.c (input_gimple_stmt): Likewise.
24637         * lto-streamer-out.c (output_gimple_stmt): Likewise.
24638
24639 2011-04-19  Jan Hubicka  <jh@suse.cz>
24640
24641         * ipa-inline-transform.c (save_inline_function_body): Add comments.
24642         * ipa-inline.c (inline_small_functions): Compute summaries first,
24643         populate heap later.
24644
24645 2011-04-19  Jan Hubicka  <jh@suse.cz>
24646
24647         * cgraph.h (save_inline_function_body): Remove.
24648         * ipa-inline-transform.c: New file, broke out of...
24649         * ipa-inline.c: ... this one; Update toplevel comment.
24650         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
24651         make global.
24652         (update_noncloned_frequencies): Move to ipa-inline-transform.c
24653         (cgraph_mark_inline_edge): Rename to inline_call; move to
24654         ipa-inline-transform.c.
24655         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
24656         move to ipa-inline-transform.c
24657         (recursive_inlining, inline_small_functions, flatten_function,
24658         ipa_inline, inline_always_inline_functions,
24659         early_inline_small_functions): Update.
24660         (inline_transform): Move to ipa-inline-transform.c.
24661         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
24662         Declare.
24663         * Makefile.in (ipa-inline-transform.o): New file.
24664         * cgraphunit.c (save_inline_function_body): Move to
24665         ipa-inline-transform.c
24666
24667 2011-04-19  DJ Delorie  <dj@redhat.com>
24668
24669         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
24670         registers if we already know there aren't any.
24671         (m32c_emit_epilogue): Don't emit a barrier here.
24672         (m32c_emit_eh_epilogue): Likewise.
24673         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
24674         operands at expand time.
24675         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
24676         int" wchar type.
24677         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
24678         duplicates.  Provide aliases instead.
24679         * config/m32c/prologue.md (eh_return): Emit a barrier here.
24680         (eh_epilogue): Add a "(return)" here as a hint to other parts of
24681         the compiler.
24682
24683 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
24684
24685         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
24686         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
24687         (general_or_i64_p, sparc_register_move_cost): New function.
24688
24689 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24690
24691         * doc/install.texi (Configuration, --enable-threads): Remove mach.
24692         Add lynx, mipssde.  Sort table.
24693
24694 2011-04-19  Xinliang David Li  <davidxl@google.com>
24695
24696         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
24697         not negative.
24698
24699 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
24700
24701         PR target/48678
24702         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
24703         is a SUBREG with non-MODE_INT mode inside of it.
24704
24705 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24706
24707         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
24708         also according to actual contants.
24709         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
24710         (gimple_fold_call): Use it.
24711         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
24712
24713 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24714
24715         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
24716         non-pointer assignments.
24717
24718 2011-04-19  Martin Jambor  <mjambor@suse.cz>
24719
24720         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
24721         account anc_offset and otr_type from the indirect edge info.
24722         * ipa-prop.c (get_ancestor_addr_info): New function.
24723         (compute_complex_ancestor_jump_func): Assignment analysis moved to
24724         get_ancestor_addr_info, call it.
24725         (ipa_note_param_call): Do not initialize information about polymorphic
24726         calls, return the indirect call graph edge.  Remove the last
24727         parameter, adjust all callers.
24728         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
24729         parameters.  Initialize polymorphic information in the indirect edge.
24730
24731 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
24732
24733         PR lto/48148
24734         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
24735         the types if they have different enumeration identifiers.
24736
24737 2011-04-19  Jan Hubicka  <jh@suse.cz>
24738
24739         * cgraph.h (cgraph_optimize_for_size_p): Declare.
24740         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
24741         * predict.c (cgraph_optimize_for_size_p): Break out from ...
24742         (optimize_function_for_size_p) ... here.
24743
24744 2011-04-19  Richard Guenther  <rguenther@suse.de>
24745
24746         PR lto/48207
24747         * tree.c (free_lang_data): Do not reset the decl-assembler-name
24748         langhook.
24749
24750 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
24751
24752         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
24753         if DECL_NO_INLINE_WARNING_P is set on the function.
24754
24755 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
24756
24757         PR fortran/47976
24758         * reload1.c (inc_for_reload): Return void. All callers changed.
24759         (emit_input_reload_insns): Don't try to delete previous output
24760         reloads to a register, or record spill_reg_store for autoincs.
24761
24762 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
24763
24764         * gengtype.h: Updated copyright year.
24765         (struct input_file_st): Add inpisplugin field.
24766         (type_fileloc): New function.
24767         * gengtype.c
24768         (write_typed_struct_alloc_def): Add gcc_assert.
24769         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
24770         (write_typed_alloc_defns): Don't output for plugin files.
24771         (input_file_by_name): Clear inpisplugin field.
24772         (main): Set inpisplugin field for plugin files.
24773
24774 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
24775
24776         * gengtype-state.c (string_eq): New.
24777         (read_state): Use string_eq instead of strcmp when creating the
24778         state_ident_tab.
24779
24780 2011-04-19  Wei Guozhi  <carrot@google.com>
24781
24782         PR target/47855
24783         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
24784         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
24785         linkage.
24786         * config/arm/constraints.md (Uu): New constraint.
24787         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
24788
24789 2011-04-19  Tristan Gingold  <gingold@adacore.com>
24790
24791         * config.gcc (-*-*-*vms): Added.
24792         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
24793         definitions moved.
24794         * config/vms/vms-ld.c: New file.
24795         * config/vms/vms-ar.c: New file.
24796         * config/vms/t-vmsnative: New file.
24797
24798 2011-04-18  Xinliang David Li  <davidxl@google.com>
24799
24800         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
24801
24802 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
24803
24804         PR middle-end/48661
24805         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
24806         if TREE_TYPE (v) is non-NULL.
24807
24808         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
24809         gimple_get_virt_mehtod_for_binfo.
24810         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
24811         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
24812         callers.
24813         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
24814
24815 2011-04-18  Michael Matz  <matz@suse.de>
24816             Steve Ellcey  <sje@cup.hp.com>
24817
24818         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
24819         use its mode as source mode if it isn't VOIDmode.
24820
24821 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
24822
24823         * doc/passes.texi: Fill crossref nodes.
24824
24825 2011-04-18  Jim Meyering  <meyering@redhat.com>
24826
24827         Fix doubled-word typos in comments and strings
24828         * config/alpha/vms-unwind.h: s/for for/for/
24829         * config/arm/unwind-arm.h: Likewise.
24830         * config/microblaze/microblaze.c: Likewise.
24831         * config/sh/constraints.md: s/in in/in/
24832         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
24833
24834 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
24835
24836         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
24837         (AVX_FLOAT_MODE_P): Ditto.
24838         (AVX128_VEC_FLOAT_MODE_P): Ditto.
24839         (AVX256_VEC_FLOAT_MODE_P): Ditto.
24840         (AVX_VEC_FLOAT_MODE_P): Ditto.
24841         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
24842         (UNSPEC_MASKSTORE): Ditto.
24843         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
24844         Merge from <sse>_movmsk<ssemodesuffix> and
24845         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
24846         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
24847         iterator.
24848         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
24849         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
24850         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
24851
24852 2011-04-18  Jan Hubicka  <jh@suse.cz>
24853
24854         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
24855
24856         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
24857         (want_inline_function_called_once_p): Break out the logic from
24858         ipa_inline.
24859         (edge_badness): Ensure that profile is not misupdated.
24860         (lookup_recursive_calls): Prioritize by call frequencies.
24861         (inline_small_functions): Move program size estimates here;
24862         actually process whole queue even when unit growth has been
24863         met. (to properly compute inline_failed reasons and for the
24864         case unit size decrease.) Revisit comments on recursive inlining.
24865         (ipa_inline): Remove unit summary code; first inline hot calls
24866         of functions called once, cold calls next.
24867         (order, nnodes): Remove unused variables.
24868         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
24869         (GTFILES): Remove ipa-inline.c
24870         * sel-sched.c (fill_insns): Silence uninitialized var warning.
24871
24872 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
24873
24874         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
24875
24876 2011-04-18  Jie Zhang  <jie@codesourcery.com>
24877             Richard Earnshaw  <rearnsha@arm.com>
24878
24879         * arm.c (neon_builtin_type_bits): Remove.
24880         (typedef enum neon_builtin_mode): New.
24881         (T_MAX): Don't define.
24882         (typedef enum neon_builtin_datum): Remove bits, codes[],
24883         num_vars and base_fcode.  Add mode, code and fcode.
24884         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
24885         VAR10): Change accordingly.
24886         (neon_builtin_data[]): Change accordingly
24887         (arm_init_neon_builtins): Change accordingly.
24888         (neon_builtin_compare): Remove.
24889         (locate_neon_builtin_icode): Remove.
24890         (arm_expand_neon_builtin): Change accordingly.
24891
24892         * arm.h (enum arm_builtins): Move to ...
24893         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
24894
24895         * arm.c (arm_builtin_decl): Declare.
24896         (TARGET_BUILTIN_DECL): Define.
24897         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
24898         (arm_builtin_decls[]): New.
24899         (arm_init_neon_builtins): Store builtin declarations in
24900         arm_builtin_decls[].
24901         (arm_init_tls_builtins): Likewise.
24902         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
24903         (arm_builtin_decl): New.
24904
24905 2011-04-18  Richard Guenther  <rguenther@suse.de>
24906
24907         * tree.c (upper_bound_in_type): Build properly canonicalized
24908         INTEGER_CSTs.
24909         (lower_bound_in_type): Likewise.
24910
24911 2011-04-18  Richard Guenther  <rguenther@suse.de>
24912
24913         * gimple.h (gimple_call_addr_fndecl): New function.
24914         (gimple_call_fndecl): Use it.
24915         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
24916         for direct calls.
24917         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
24918         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
24919
24920 2011-04-18  Richard Guenther  <rguenther@suse.de>
24921
24922         PR middle-end/48650
24923         * tree.c (build_string): STRING_CST is now derived from tree_typed.
24924
24925 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
24926
24927         PR lto/48492
24928         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
24929         DECL_IN_CONSTANT_POOL without RTL.
24930
24931 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
24932             Ira Rosen  <ira.rosen@linaro.org>
24933
24934         PR target/48252
24935         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
24936         to match neon_vzip/vuzp/vtrn_internal.
24937         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
24938         outputs explicitly dependent on both inputs.
24939         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
24940
24941 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
24942
24943         PR tree-optimization/48616
24944         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
24945         whether the shift is by scalar or vector based on whether all SLP
24946         scalar stmts have the same rhs.
24947
24948 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
24949
24950         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
24951         memory operands.
24952
24953 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
24954
24955         PR target/43700
24956         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
24957         registers.
24958
24959 2011-04-17  Jan Hubicka  <jh@suse.cz>
24960
24961         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
24962         * cgrpahunit.c (cgraph_finalize_function): Do not set
24963         finalized_by_frontend.
24964         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
24965         finalized_by_frontend.
24966
24967 2011-04-17  Jan Hubicka  <jh@suse.cz>
24968
24969         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
24970         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
24971         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
24972         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
24973         method.
24974         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
24975         gimple-fold.c
24976         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
24977
24978 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
24979
24980         PR lto/48538
24981         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
24982         is non-null before accessing it.
24983         (input_cgraph): Remove trailing spaces.
24984
24985 2011-04-17  Revital Eres  <revital.eres@linaro.org>
24986
24987         * params.def (sms-min-sc): New param flag.
24988         * modulo-sched.c (sms_schedule): Use it.
24989         * doc/invoke.texi (sms-min-sc): Document it.
24990
24991 2011-04-17  Jan Hubicka  <jh@suse.cz>
24992
24993         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
24994         present, also set gimple_call_set_cannot_inline.
24995         * ipa-inline.c: Update toplevel comment.
24996         (MAX_TIME): Remove.
24997         (cgraph_clone_inlined_nodes): Fix linebreaks.
24998         (cgraph_check_inline_limits): Restructure to ...
24999         (caller_growth_limits): ... this one; be more tolerant
25000         on growth in nested inline chains; add explanatory comment;
25001         fix stack accounting thinko introduced by previous patch.
25002         (cgraph_default_inline_p): Remove.
25003         (report_inline_failed_reason): New function.
25004         (can_inline_edge_p): New function.
25005         (can_early_inline_edge_p): New function.
25006         (leaf_node_p): Move upwards in file.
25007         (want_early_inline_function_p): New function.
25008         (want_inline_small_function_p): New function.
25009         (want_inline_self_recursive_call_p): New function.
25010         (cgraph_edge_badness): Rename to ...
25011         (edge_badness) ... this one; fix linebreaks.
25012         (update_edge_key): Update call of edge_baddness; add
25013         detailed dump about queue updates.
25014         (update_caller_keys): Use can_inline_edge_p and
25015         want_inline_small_function_p.
25016         (cgraph_decide_recursive_inlining): Rename to...
25017         (recursive_inlining): Use can_inline_edge_p and
25018         want_inline_self_recursive_call_p; simplify and remove no longer
25019         valid FIXME.
25020         (cgraph_set_inline_failed): Remove.
25021         (add_new_edges_to_heap): Use can_inline_edge_p and
25022         want_inline_small_function_p.
25023         (cgraph_decide_inlining_of_small_functions): Rename to ...
25024         (inline_small_functions): ... this one; cleanup; use
25025         can/want predicates; cleanup debug ouput; work edges till fibheap
25026         is exhausted and do not stop once unit growth is reached; remove
25027         later loop processing remaining edges.
25028         (cgraph_flatten): Rename to ...
25029         (flatten_function): ... this one; use can_inline_edge_p
25030         and can_early_inline_edge_p predicates.
25031         (cgraph_decide_inlining): Rename to ...
25032         (ipa_inline): ... this one; remove unreachable nodes before
25033         inlining functions called once; simplify the pass.
25034         (cgraph_perform_always_inlining): Rename to ...
25035         (inline_always_inline_functions): ... this one; use
25036         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
25037         (cgraph_decide_inlining_incrementally): Rename to ...
25038         (early_inline_small_functions): ... this one; simplify
25039         using new predicates; cleanup; make dumps prettier.
25040         (cgraph_early_inlining): Rename to ...
25041         (early_inliner): newer inline regular functions into always-inlines;
25042         fix updating of call stmt summaries.
25043         (pass_early_inline): Update for new names.
25044         (inline_transform): Fix formating.
25045         (gate_cgraph_decide_inlining): Rename to ...
25046         (pass_ipa_inline): ... this one.
25047         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
25048         * ipa-inline-analysis.c (dump_inline_summary): Update.
25049         (compute_inline_parameters): Do not compute disregard_inline_limits;
25050         look for mismatching arguments.
25051         (estimate_growth): Fix handlig of non-trivial self recursion.
25052         (inline_read_summary): Do not read info->disregard_inline_limits.
25053         (inline_write_summary): Do not write info->disregard_inline_limits.
25054         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
25055         and move all checks into can_inline_edge_p predicate; re-enable code
25056         comparing optimization levels.
25057         (expand_call_inline): Do not test inline_forbidden_into_p.
25058         * Makefile.in (ipa-inline.o): Update arguments.
25059
25060 2011-04-17  Revital Eres  <revital.eres@linaro.org>
25061
25062         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
25063
25064 2011-04-17  Revital Eres  <revital.eres@linaro.org>
25065
25066         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
25067
25068 2011-04-17  Michael Matz  <matz@suse.de>
25069
25070         PR tree-optimization/48622
25071         PR lto/48645
25072         * ipa-inline-analysis.c (inline_read_summary): Read size/time
25073         in same order as they're written.
25074
25075 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25076
25077         * config/pa/predicates.md: Reorganize and simplify predicates.
25078         Eliminate duplicate code checks.
25079         (arith_operand): Rename to arith14_operand
25080         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
25081         * config/pa/pa.md: Use renamed operands.
25082         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
25083         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
25084         arith11_operand, adddi3_operand, indexed_memory_operand,
25085         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
25086         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
25087         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
25088         move_dest_operand, move_src_operand, prefetch_cc_operand,
25089         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
25090         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
25091         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
25092         div_operand, int5_operand, movb_comparison_operator,
25093         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
25094         arith_double_operand, ireg_operand, lhs_lshift_operand,
25095         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
25096         integer_store_memory_operand): Likewise.
25097         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
25098         (integer_store_memory_operand, read_only_operand,
25099         function_label_operand, borx_reg_operand,
25100         non_hard_reg_operand): Likewise.
25101         (eq_neq_comparison_operator): Delete unused operator.
25102         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
25103         function_label_operand.
25104         (emit_move_sequence): Likewise.
25105
25106 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
25107
25108         * config/i386/sse.md (sseunpackmode): New mode attribute.
25109         (ssepackmode): Ditto.
25110         (vec_pack_trunc_<mode>): Macroize expander from
25111         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
25112         (vec_unpacks_lo_<mode>): Macroize expander from
25113         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
25114         (vec_unpacks_hi_<mode>): Macroize expander from
25115         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
25116         (vec_unpacku_lo_<mode>): Macroize expander from
25117         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
25118         (vec_unpacku_hi_<mode>): Macroize expander from
25119         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
25120         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
25121         ix86_expand_sse4_unpack.
25122         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
25123
25124 2011-04-16  Jan Hubicka  <jh@suse.cz>
25125
25126         * cgraphbuild.c: Include ipa-inline.h.
25127         (reset_inline_failed): Use initialize_inline_failed.
25128         * cgraph.c: Include ipa-inline.h.
25129         (cgraph_create_node_1): Do not initialize estimated_growth.
25130         (initialize_inline_failed): More to ipa-inline-analysis.c
25131         (dump_cgraph_node): Do not dump inline flags.
25132         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
25133         and disregard_inline_limits flags.
25134         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
25135         time, size, estimated_growth.
25136         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
25137         Update.
25138         * cgraphunit.c (cgraph_decide_is_function_needed): Use
25139         DECL_DISREGARD_INLINE_LIMITS.
25140         (cgraph_analyze_function): Do not initialize
25141         node->local.disregard_inline_limits.
25142         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
25143         inlinable, versionable and disregard_inline_limits.
25144         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
25145         cgraph_check_inline_limits, cgraph_default_inline_p,
25146         cgraph_edge_badness, update_caller_keys, update_callee_keys,
25147         add_new_edges_to_heap): Update.
25148         (cgraph_decide_inlining_of_small_function): Update; set
25149         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
25150         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
25151         cgraph_decide_inlining_incrementally): Update.
25152         * ipa-inline.h (inline_summary): Add inlinable, versionable,
25153         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
25154         time, size and estimated_growth parameters.
25155         (estimate_edge_growth): Update.
25156         (initialize_inline_failed): Declare.
25157         * ipa-split.c: Include ipa-inline.h
25158         (execute_split_functions): Update.
25159         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
25160         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
25161         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
25162         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
25163         estimated_growth to INT_MIN.
25164         (inline_node_duplication_hook): Likewise.
25165         (dump_inline_summary): Dump new fields.
25166         (compute_inline_parameters): Update.
25167         (estimate_edge_time, estimate_time_after_inlining,
25168         estimate_size_after_inlining, estimate_growth, inline_read_summary,
25169         inline_write_summary):
25170         (initialize_inline_failed): Move here from cgraph.c.
25171         * tree-sra.c: Include ipa-inline.h.
25172         (ipa_sra_preliminary_function_checks): Update.
25173         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
25174         ipa-inline.h.
25175
25176 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
25177
25178         * config/i386/sse.md (V16): New mode iterator.
25179         (VI1, VI8): Ditto.
25180         (AVXMODEQI, AVXMODEDI): Remove.
25181         (sse2, sse3): New mode attribute.
25182         (mov<mode>): Use V16 mode iterator.
25183         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
25184         (push<mode>1): Use V16 mode iterator.
25185         (movmisalign<mode>): Ditto.
25186         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
25187         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
25188         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
25189         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
25190         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
25191         avx_movdqu<avxmodesuffix>.
25192         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
25193         *avx_movdqu<avxmodesuffix>.
25194         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
25195         avx_lddqu<avxmodesuffix>.
25196         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
25197         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
25198         avx_movnt<AVXMODEDI:mode>.
25199         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
25200         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
25201
25202 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
25203
25204         PR target/48629
25205         * haifa-sched.c (prune_ready_list, schedule_block): Use
25206         sched_pressure_p rather than flag_sched_pressure.
25207
25208 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
25209
25210         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
25211         cgraph_get_node instead of cgraph_get_create_node.
25212
25213 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
25214
25215         * cfgexpand.c (expand_debug_expr): Use
25216         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
25217
25218 2011-04-15  Michael Matz  <matz@suse.de>
25219
25220         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
25221         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
25222         * function.c (gimplify_parameters): Ditto.
25223         * gimplify.c (gimplify_vla_decl): Ditto.
25224
25225         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
25226         (gimple_call_set_alloca_for_var): New inline function.
25227         (gimple_call_alloca_for_var_p): Ditto.
25228         * gimple.c (gimple_build_call_from_tree): Remember
25229         CALL_ALLOCA_FOR_VAR_P state.
25230         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
25231
25232         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
25233         calls if they were for VLA objects.
25234
25235 2011-04-15  Martin Jambor  <mjambor@suse.cz>
25236
25237         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
25238         of ADR_EXPRs.
25239
25240 2011-04-15  Martin Jambor  <mjambor@suse.cz>
25241
25242         PR middle-end/48601
25243         * tree-emutls.c (lower_emutls_function_body): Call
25244         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
25245         result is non-NULL.
25246
25247 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
25248
25249         * c-decl.c (detect_field_duplicates): Call
25250         objc_detect_field_duplicates instead of objc_get_interface_ivars.
25251
25252 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
25253
25254         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
25255         * gimple.c (gimple_asm_clobbers_memory_p): Define.
25256         * ipa-pure-const.c (check_stmt): Call it.
25257         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
25258
25259 2011-04-15  Richard Guenther  <rguenther@suse.de>
25260
25261         PR tree-optimization/48290
25262         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
25263         Properly decide inhibiting propagation based on the valueized
25264         operand.  Do loop-closed SSA form preserving here ...
25265         (init_copy_prop): ... not here.
25266
25267 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
25268
25269         PR target/48612
25270         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
25271         (*ieee_smax<mode>3): Likewise.
25272
25273 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
25274
25275         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
25276         Replace match_operand with match_dup for the third operand in
25277         these expanders.
25278
25279 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
25280
25281         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
25282         to track processing of conditionals.  Update all callers.
25283         (try_combine, simplify_if_then_else): Update.
25284
25285 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
25286
25287         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
25288         -fsched-pressure.
25289
25290 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
25291
25292         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
25293         instead of match_operand for operand 3.
25294
25295 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
25296
25297         * recog.h (insn_operand_data): Add an "allows_mem" field.
25298         * genoutput.c (output_operand_data): Initialize it.
25299         * optabs.c (maybe_legitimize_operand_same_code): New function.
25300         (maybe_legitimize_operand): Use it when matching the original
25301         op->value.
25302
25303 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
25304
25305         * gimplify.c: Fix issues in comments throughout.
25306         (voidify_wrapper_expr): Fix long line.
25307         (build_stack_save_restore): Likewise.
25308         (gimplify_loop_expr): Likewise.
25309         (gimplify_compound_lval): Likewise.
25310         (gimplify_init_ctor_eval): Likewise.
25311         (gimplify_modify_expr_rhs): Likewise.
25312         (omp_notice_threadprivate_variable): Likewise.
25313
25314 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
25315
25316         * cfgexpand.c (expand_call_stmt): Convert the function type to the
25317         original one if this is not a builtin function.
25318
25319 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
25320
25321         PR target/48605
25322         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
25323         offset it as needed based on top 2 bits in operands[3], change
25324         MEM mode to SFmode and mask those 2 bits away from operands[3].
25325
25326 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
25327
25328         * c-parser.c (c_parser_objc_protocol_definition): Updated for
25329         change from objc_declare_protocols() to objc_declare_protocol().
25330
25331 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
25332
25333         * config/i386/sse.md (sse4_1): New mode attribute.
25334         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
25335         avx_blend<ssemodesuffix><avxmodesuffix> and
25336         sse4_1_blend<ssemodesuffix> using VF mode iterator.
25337         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
25338         avx_blendv<ssemodesuffix><avxmodesuffix> and
25339         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
25340         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
25341         avx_dp<ssemodesuffix><avxmodesuffix> and
25342         sse4_1_dp<ssemodesuffix> using VF mode iterator.
25343         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
25344         (sse4_1_packusdw): Merge with *avx_packusdw.
25345         (sse4_1_pblendvb): Merge with *avx_pblendvb.
25346         (sse4_1_pblendw): Merge with *avx_pblendw.
25347         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
25348         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
25349         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
25350         VF mode iterator.
25351         (sse4_1_round<ssescalarmodesuffix>): Merge with
25352         *avx_round<ssescalarmodesuffix>.
25353         (aesenc): Merge with *avx_aesenc.
25354         (aesenclast): Merge with *avx_aesenclast.
25355         (aesdec): Merge with *avx_aesdec.
25356         (aesdeclast): Merge with *avx_aesdeclast.
25357         (pclmulqdq): Merge with *pclmulqdq.
25358         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
25359         New predicate.
25360         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
25361
25362 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
25363
25364         PR middle-end/48608
25365         * cfgexpand.c (get_decl_align_unit): Renamed to ...
25366         (align_local_variable): This.  Update DECL_ALIGN.
25367         (add_stack_var): Updated.
25368         (expand_one_stack_var): Likewise.
25369
25370 2011-04-14  Richard Guenther  <rguenther@suse.de>
25371
25372         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
25373         Remove.
25374         (dse_initialize_block_local_data, dse_leave_block,
25375         record_voperand_set, get_stmt_uid): Likewise.
25376         (dse_possible_dead_store_p): Allow any kind of killing stmt.
25377         (dse_optimize_stmt): Remove voperand set handling code.
25378         Simplify and improve to handle any kind of killing stmt.
25379         (dse_record_phi): Remove.
25380         (dse_enter_block): Simplify.
25381         (tree_ssa_dse): Likewise.
25382         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
25383
25384 2011-04-14  Jan Hubicka  <jh@suse.cz>
25385
25386         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
25387         * cgraph.h (struct inline_summary): Move to ipa-inline.h
25388         (cgraph_local_info): Remove inline_summary.
25389         * ipa-cp.c: Include ipa-inline.h.
25390         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
25391         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
25392         accesor.
25393         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
25394         (input_overwrite_node): Do not set inline summary.
25395         (input_node): Do not stream inline summary.
25396         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
25397         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
25398         growth; we do not have inline parameters computed for that anyway.
25399         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
25400         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
25401         (inline_summary_t): New type and VECtor.
25402         (debug_inline_summary, dump_inline_summaries): Declare.
25403         (inline_summary): Use VOCtor.
25404         (estimate_edge_growth): Kill hack computing call stmt size directly.
25405         * lto-section-in.c (lto_section_name): Add inline section.
25406         * ipa-inline-analysis.c: Include lto-streamer.h
25407         (node_removal_hook_holder, node_duplication_hook_holder): New holders
25408         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
25409         (inline_summary_vec): Define.
25410         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
25411         dump_inline_summaries): New functions.
25412         (estimate_function_body_sizes): Properly compute size/time of outgoing
25413         calls.
25414         (compute_inline_parameters): Alloc inline_summary; do not compute
25415         size/time of incomming calls.
25416         (estimate_edge_time): Avoid missing time summary hack.
25417         (inline_read_summary): Read inline summary info.
25418         (inline_write_summary): Write inline summary info.
25419         (inline_free_summary): Free all hooks and inline summary vector.
25420         * lto-streamer.h: Add LTO_section_inline_summary section.
25421         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
25422         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
25423
25424 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25425
25426         * tree-vectorizer.h (vect_strided_store_supported): Add a
25427         HOST_WIDE_INT argument.
25428         (vect_strided_load_supported): Likewise.
25429         (vect_permute_store_chain): Return void.
25430         (vect_transform_strided_load): Likewise.
25431         (vect_permute_load_chain): Delete.
25432         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
25433         count argument.  Check that the count is a power of two.
25434         (vect_strided_load_supported): Likewise.
25435         (vect_permute_store_chain): Return void.  Update after above changes.
25436         Assert that the access is supported.
25437         (vect_permute_load_chain): Likewise.
25438         (vect_transform_strided_load): Return void.
25439         * tree-vect-stmts.c (vectorizable_store): Update calls after
25440         above interface changes.
25441         (vectorizable_load): Likewise.
25442         (vect_analyze_stmt): Don't check for strided powers of two here.
25443
25444 2011-04-14  Richard Guenther  <rguenther@suse.de>
25445
25446         PR tree-optimization/48590
25447         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
25448         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
25449         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
25450         BUILT_IN_STACK_SAVE.
25451         * tree-ssa-dce.c (propagate_necessity): Handle
25452         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
25453
25454 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
25455
25456         * c-parser.c (c_parser_objc_class_declaration): Updated call to
25457         objc_declare_class.
25458
25459 2011-04-14  Richard Guenther  <rguenther@suse.de>
25460
25461         * tree.h (get_object_alignment_1): Declare.
25462         * builtins.c (get_object_alignment_1): Split out worker from ...
25463         (get_object_alignment): ... here.
25464         * fold-const.c (get_pointer_modulus_and_residue): Use
25465         get_object_alignment_1.
25466
25467 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25468
25469         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
25470         type parameter.
25471         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
25472         parameter.  Generalise code to handle arrays as well as vectors.
25473         (vect_setup_realignment): Update accordingly.
25474         * tree-vect-stmts.c (vectorizable_store): Likewise.
25475         (vectorizable_load): Likewise.
25476
25477 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25478
25479         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
25480         within the per-copy loop.
25481
25482 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25483
25484         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
25485         in the dump file.
25486
25487 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
25488
25489         * doc/options.texi (Negative): Explicitly mention that the
25490         Negative chain must be circular.
25491
25492 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
25493
25494         * function.h (block_chainon): Declare.
25495         * function.c (block_chainon): Define.
25496
25497 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
25498             Eric Weddington  <eric.weddington@atmel.com>
25499             Georg-Johann Lay  <avr@gjlay.de>
25500
25501         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
25502         New Includes
25503         (avr_init_builtins, avr_expand_builtin,
25504         avr_expand_delay_cycles, avr_expand_unop_builtin,
25505         avr_expand_binop_builtin ): New functions.
25506         (avr_builtin_id): New enum
25507         (struct avr_builtin_description): New struct
25508         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
25509         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
25510
25511         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
25512         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
25513         UNSPECV_DELAY_CYCLES): new enumeration values
25514         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
25515         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
25516         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
25517         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
25518         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
25519         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
25520         "fmulsu"): New insns
25521
25522         * config/avr/avr-c.c: fix line endings
25523         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
25524         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
25525         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
25526         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
25527         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
25528
25529         * doc/extend.texi (AVR Built-in Functions): New node
25530         (Target Builtins): Add documentation of AVR
25531         built-in functions.
25532
25533 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
25534
25535         PR target/44643
25536         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
25537         alone. Error if non-const data has attribute progmem.
25538
25539 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25540
25541         * tree.h (struct tree_constructor): Include tree_typed instead of
25542         tree_common.
25543         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
25544         TS_TYPED instead of TS_COMMON.
25545
25546 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
25547
25548         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
25549         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
25550         (sse2_psadbw): Merge with *avx_psadbw.
25551         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
25552         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
25553         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
25554         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
25555         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
25556         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
25557         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
25558         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
25559         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
25560         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
25561         (ssse3_palignrti): Merge with *avx_palignrti.
25562
25563 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25564
25565         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
25566         * tree-ssanames.c (fini_ssanames): VEC_free it.
25567         (make_ssa_name_fn): Update for VECness of free_ssanames.
25568         (release_ssa_name, release_dead_ssa_names): Likewise.
25569         * tree.h (struct tree_ssa_name): Include tree_typed instead of
25570         tree_common.
25571         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
25572         TS_TYPED instead of TS_COMMON.
25573
25574 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25575
25576         * postreload-gcse.c (gcse_after_reload_main): Add calls to
25577         statistics_counter_event.
25578         * tree-ssa-copyrename.c (stats): Define.
25579         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
25580         statistics_counter_event.
25581         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
25582         (bswap_stats, widen_mul_stats): Define.
25583         (insert_reciprocals): Increment rdivs_inserted.
25584         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
25585         rfuncs_inserted.  Add calls to statistics_counter_event.
25586         (execute_cse_sincos_1): Increment inserted.
25587         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
25588         statistics_counter_event.
25589         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
25590         of bswap_stats.  Add calls to statistics_counter_event.
25591         (convert_mult_to_widen): Increment widen_mults_inserted.
25592         (convert_plusminus_to_widen): Increment maccs_inserted.
25593         (convert_mult_to_fma): Increment fmas_inserted.
25594         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
25595         calls to statistics_counter_event.
25596
25597 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
25598
25599         PR rtl-optimization/48455
25600         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
25601         `temp_costs->mem_cost'.
25602
25603 2011-04-13  Jan Hubicka  <jh@suse.cz>
25604
25605         * ipa-inline.h: New file.
25606         * ipa-inline-analysis.c: New file. Broken out of ...
25607         * ipa-inline.c: ... this file; update toplevel comment;
25608         include ipa-inline.h
25609         (inline_summary): Move to ipa-inline.h
25610         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
25611         ipa-inline-analysis.c.
25612         (cgraph_estimate_time_after_inlining): Rename to
25613         estiamte_time_after_inlining; move to ipa-inline-analysis.c
25614         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
25615         to estimate_edge_growth.
25616         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
25617         rename to estimate_size_after_inlining.
25618         (cgraph_mark_inline_edge): Update for new naming convention.
25619         (cgraph_check_inline_limits): Likewise.
25620         (cgraph_edge_badness): Likewise.
25621         (cgraph_decide_recursive_inlining): Likewise.
25622         (cgraph_decide_inlining_of_small_functions): Likewise.
25623         (cgraph_decide_inlining_incrementally): Likewise.
25624         (cgraph_estimate_growth): Rename to estimate_growth; move to
25625         ipa-inline-analysis.c.
25626         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
25627         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
25628         (compute_inline_parameters): Likewise.
25629         (compute_inline_parameters_for_current): Likewise.
25630         (pass_inline_parameters): Likewise.
25631         (inline_indirect_intraprocedural_analysis): Likewise.
25632         (analyze_function): Rename to inline_analyze_function; likewise.
25633         (add_new_function): Move to ipa-inline-analysis.c.
25634         (inline_generate_summary): Likewise.
25635         (inline_read_summary): Likewise.
25636         (inline_write_summary): Likewise.
25637         * Makefile.in (ipa-inline-analysis.c): New file.
25638
25639 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25640
25641         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
25642         * configure: Regenerate.
25643
25644 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
25645
25646         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
25647         instead of tree_common.
25648         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
25649         Likewise.
25650         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
25651         TS_TYPED rather than TS_COMMON.
25652         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
25653
25654 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
25655
25656         PR target/45263
25657         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
25658         r20 around calls of __tablejump_elpm__
25659
25660 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
25661
25662         PR middle-end/48591
25663         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
25664         NULL.
25665         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
25666
25667 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
25668
25669         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
25670         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
25671         (cfi_vec): New typedef.
25672         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
25673         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
25674         (cie_cfi_vec): New static variable.
25675         (cie_cfi_head): Delete.
25676         (add_cfi): Accept a cfi_vec * as first argument. All callers and
25677         declaration changed. Use vector rather than list operations.
25678         (new_cfi): Don't initialize the dw_cfi_next field.
25679         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
25680         rather than list operations.
25681         (lookup_cfa): Use vector rather than list operations.
25682         (output_cfis): New argument upto. Accept a cfi_vec rather than
25683         a dw_cfi_ref list head as argument. All callers changed.
25684         Iterate over the vector using upto as a maximum index.
25685         (output_all_cfis): New static function.
25686         (output_fde): Use vector rather than list operations. Use the
25687         new upto argument for output_cfis rather than manipulating a
25688         list.
25689         (dwarf2out_begin_prologue): Change initializations to match
25690         new struct members.
25691         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
25692         from the vector length rather than searching for the end of a list.
25693         Use output_all_cfis.
25694         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
25695
25696 2011-04-13  Nick Clifton  <nickc@redhat.com>
25697
25698         * config/rx/rx.md (movmemsi): Do not use this pattern when
25699         volatile pointers are involved.
25700
25701 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
25702
25703         * config/i386/sse.md (pinsrbits): Remove.
25704         (sse2_packsswb): Merge with *avx_packsswb.
25705         (sse2_packssdw): Merge with *avx_packssdw.
25706         (sse2_packuswb): Merge with *avx_packuswb.
25707         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
25708         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
25709         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
25710         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
25711         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
25712         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
25713         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
25714         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
25715         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
25716         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
25717         (sse2_loadld): Merge with *avx_loadld.
25718         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
25719         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
25720         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
25721         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
25722         (vec_concatv2di): Merge with *vec_concatv2di_avx.
25723
25724 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
25725
25726         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
25727         calling TREE_CHAIN.
25728         * print-tree.c (print_node): Likewise.
25729         * tree-inline.c (copy_tree_r): Likewise.
25730         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
25731         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
25732         instead of TS_COMMON.
25733         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
25734         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
25735         (copy_node_stat): Zero TREE_CHAIN only if necessary.
25736         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
25737         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
25738         ...and these...
25739         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
25740         * tree.h: ...here.
25741         (TREE_CHAIN): Check for a TS_COMMON structure.
25742         (TREE_TYPE): Check for a TS_TYPED structure.
25743
25744 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
25745
25746         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
25747         cgraph_get_create_node instead of cgraph_node.
25748
25749 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
25750
25751         * c-parser.c (c_parser_initelt): Updated call to
25752         objc_build_message_expr.
25753         (c_parser_postfix_expression): Likewise.
25754
25755 2011-04-12  Kai Tietz  <ktietz@redhat.com>
25756
25757         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
25758         MASK_MS_BITFIELD_LAYOUT bit.
25759
25760 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25761
25762         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
25763         assert it is always true.
25764         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
25765         moves.
25766
25767 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
25768
25769         * c-parser.c (c_lex_one_token): Rewritten conditional used when
25770         compiling Objective-C to be more efficient.
25771
25772 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
25773
25774         * opts-common.c (decode_cmdline_options_to_array): Remove variable
25775         argv_copied.
25776
25777 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25778
25779         * recog.h, genoutput.c, optabs.c: Revert last patch.
25780
25781 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
25782
25783         PR target/48090
25784         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
25785
25786 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25787
25788         * recog.h (insn_operand_data): Add an "allows_mem" field.
25789         * genoutput.c (output_operand_data): Initialize it.
25790         * optabs.c (maybe_legitimize_operand_same_code): New function.
25791         (maybe_legitimize_operand): Use it when matching the original
25792         op->value.
25793
25794 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25795
25796         * genpreds.c (process_define_predicate): Move most processing
25797         to gensupport.c.  Continue to validate the expression.
25798         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
25799         (process_define_predicate): Move processing to gensupport.c.
25800         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
25801         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
25802         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
25803         argument.
25804         (valid_predicate_name_p): New function, split out from old
25805         genpreds.c:process_define_predicate.
25806         (process_define_predicate): New function, combining code from
25807         old genpreds.c and genrecog.c functions.
25808         (process_rtx): Call it for DEFINE_PREDICATE and
25809         DEFINE_SPECIAL_PREDICATE.
25810
25811 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
25812
25813         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
25814         size of a '%A' memory reference.
25815         (T_DREG, T_QREG): New neon_builtin_type_bits.
25816         (arm_init_neon_builtins): Assert that the load and store operands
25817         are neon_struct_operands.
25818         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
25819         (NEON_ARG_MEMORY): New builtin_arg.
25820         (neon_dereference_pointer): New function.
25821         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
25822         Handle NEON_ARG_MEMORY.
25823         (arm_expand_neon_builtin): Update after above interface changes.
25824         Use NEON_ARG_MEMORY for loads and stores.
25825         * config/arm/predicates.md (neon_struct_operand): New predicate.
25826         * config/arm/iterators.md (V_two_elem): Tweak formatting.
25827         (V_three_elem): Use BLKmode for accesses that have no associated mode.
25828         (V_four_elem): Tweak formatting.
25829         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
25830         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
25831         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
25832         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
25833         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
25834         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
25835         (neon_vst4<mode>): Replace pointer operand with a memory operand.
25836         Use %A in the output template.
25837         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
25838         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
25839         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
25840         the width of the memory access.  Remove post-increment.
25841         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
25842
25843 2011-04-12  Nick Clifton  <nickc@redhat.com>
25844
25845         * config/v850/v850.c (expand_prologue): Do not use the CALLT
25846         instruction for interrupt handlers if the target is the basic V850
25847         architecture.
25848         (expand_epilogue): Likewise.
25849
25850 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25851
25852         PR rtl-optimization/48549
25853         * combine.c (propagate_for_debug): Also stop after BB_END of
25854         this_basic_block.  Process LAST and just stop processing after it.
25855         (combine_instructions): If last_combined_insn has been deleted,
25856         set last_combined_insn to its PREV_INSN.
25857
25858 2011-04-12  Richard Guenther  <rguenther@suse.de>
25859
25860         PR tree-optimization/46076
25861         * gimple.h (struct gimple_statement_call): Add fntype field.
25862         (gimple_call_fntype): Adjust.
25863         (gimple_call_set_fntype): New function.
25864         * gimple.c (gimple_build_call_1): Set the call function type.
25865         * gimplify.c (gimplify_call_expr): Preserve the function
25866         type the frontend used for the call.
25867         (gimplify_modify_expr): Likewise.
25868         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
25869         function type.
25870         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
25871         function type.
25872         * tree-ssa.c (useless_type_conversion_p): Function pointer
25873         conversions are useless.
25874
25875 2011-04-12  Martin Jambor  <mjambor@suse.cz>
25876
25877         * cgraph.h (cgraph_node): Remove function declaration.
25878         (cgraph_create_node): Declare.
25879         (cgraph_get_create_node): Likewise.
25880         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
25881         Updated all callers.
25882         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
25883         the decl does not already exist.  Call cgraph_get_create_node instead
25884         of cgraph_node.
25885         (cgraph_get_create_node): New function.
25886         (cgraph_same_body_alias): Update comment.
25887         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
25888         assert it does not return NULL.
25889         (cgraph_update_edges_for_call_stmt): Likewise.
25890         (cgraph_clone_edge): Likewise.
25891         (cgraph_create_virtual_clone): Likewise.
25892         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
25893         instead of cgraph_node.
25894         (cgraph_add_new_function): Call cgraph_create_node or
25895         cgraph_get_create_node instead of cgraph_node.
25896         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
25897         instead of cgraph_node.
25898         (record_eh_tables): Likewise.
25899         (mark_address): Likewise.
25900         (mark_load): Likewise.
25901         (build_cgraph_edges): Call cgraph_get_create_node instead
25902         of cgraph_node.
25903         (rebuild_cgraph_edges): Likewise.
25904         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
25905         instead of cgraph_node.
25906         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
25907         cgraph_node.
25908         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
25909         cgraph_create_node instead of cgraph_node.
25910         * c-decl.c (finish_function): Call cgraph_get_create_node instead
25911         of cgraph_node.
25912         * lto-cgraph.c (input_node): Likewise.
25913         * lto-streamer-in.c (input_function): Likewise.
25914         * varasm.c (mark_decl_referenced): Likewise.
25915         (assemble_alias): Likewise.
25916
25917 2011-04-12  Martin Jambor  <mjambor@suse.cz>
25918
25919         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
25920         instead of cgraph_node and assert it does not return NULL.
25921         * lto-streamer-in.c (lto_read_body): Likewise.
25922         * omp-low.c (new_omp_context): Likewise.
25923         (create_task_copyfn): Likewise.
25924         * tree-emutls.c (lower_emutls_function_body): Likewise.
25925         * matrix-reorg.c (transform_allocation_sites): Likewise.
25926
25927 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
25928
25929         PR c/48552
25930         * c-typeck.c (build_asm_expr): Error out on attempts to use
25931         void type outputs or inputs for constraints that allow reg or
25932         don't allow memory.
25933
25934 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
25935             Richard Earnshaw  <rearnsha@arm.com>
25936
25937         PR target/48250
25938         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
25939         to use sign-magnitude offsets. Reject unsupported unaligned
25940         cases. Add detailed description in comments.
25941         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
25942         condition from TARGET_32BIT to TARGET_ARM.
25943
25944 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
25945
25946         * tree.h (struct typed_tree): New.
25947         (struct tree_common): Include it instead of tree_base.
25948         (TREE_TYPE): Update for new location of type field.
25949         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
25950         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
25951         (union tree_node): Add typed field.
25952         * treestruct.def (TS_TYPED): New.
25953         * lto-streamer.c (check_handled_ts_structures): Handle it.
25954         * tree.c (MARK_TS_TYPED): New macro.
25955         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
25956
25957 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
25958
25959         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
25960         (force_nonfallthru): Do not alter the loop nest if no basic block
25961         was created.
25962
25963 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
25964
25965         * config/i386/sse.md (VI): New mode iterator.
25966         (SSEMODEI): Remove.
25967         (AVX256MODEI): Ditto.
25968         (AVXMODEF4P): Ditto.
25969         (avxvecpsmode): Ditto.
25970         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
25971         (sse2_andnot<mode>3): New expander.
25972         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
25973         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
25974         (<any_logic:code><mode>3): Use VI mode iterator.
25975         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
25976         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
25977         (*andnottf3): Handle AVX three-operand constraints.
25978         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
25979
25980 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25981             Robert Millan  <rmh@gnu.org>
25982
25983         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
25984         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
25985         GNU_USER_DYNAMIC_LINKER64): Define.
25986         (REG_NAME): Don't undefine.
25987         (MD_UNWIND_SUPPORT): Undefine.
25988         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
25989         (REG_NAME): Don't undefine.
25990         (MD_UNWIND_SUPPORT): Undefine.
25991         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
25992
25993 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
25994
25995         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
25996         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
25997
25998 2011-04-11  Xinliang David Li  <davidxl@google.com>
25999
26000         * value-profile.c (check_ic_target): New function.
26001         (gimple_ic_transform): Sanity check indirect call target.
26002         * gimple-low.c (gimple_check_call_args): Interface change.
26003         (gimple_check_call_matching_types): New function.
26004         * tree-inline.c (tree_can_inline_p): Call new function.
26005
26006 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
26007
26008         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
26009         tree-pretty-print.h & realmpfr.h.
26010
26011 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
26012
26013         PR middle-end/48464
26014         * ira.c (setup_pressure_classes): Fix typo in loop condition.
26015         (setup_allocno_and_important_classes): Ditto.
26016
26017 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26018
26019         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
26020         GNU_USER_DYNAMIC_LINKER.
26021         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
26022         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26023         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
26024         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
26025         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
26026         GNU_USER_TARGET_OS_CPP_BUILTINS.
26027         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
26028         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26029         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
26030         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26031         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
26032         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
26033         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
26034         GNU_USER_TARGET_OS_CPP_BUILTINS.
26035         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26036         GNU_USER_DYNAMIC_LINKER.
26037         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
26038         GNU_USER_TARGET_OS_CPP_BUILTINS.
26039         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
26040         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26041         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
26042         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26043         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
26044         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
26045         GNU_USER_DYNAMIC_LINKER64): Remove.
26046         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
26047         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26048         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26049         GNU_USER_DYNAMIC_LINKER.
26050         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
26051         GNU_USER_TARGET_OS_CPP_BUILTINS.
26052         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
26053         GNU_USER_TARGET_OS_CPP_BUILTINS.
26054         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
26055         to GNU_USER_TARGET_OS_CPP_BUILTINS.
26056         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
26057         GNU_USER_TARGET_OS_CPP_BUILTINS.
26058         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
26059         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
26060         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
26061         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
26062         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26063         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26064         GNU_USER_DYNAMIC_LINKER.
26065         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
26066         GNU_USER_TARGET_OS_CPP_BUILTINS.
26067         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
26068         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26069         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26070         GNU_USER_DYNAMIC_LINKER.
26071         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
26072         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26073         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
26074         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26075         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26076         GNU_USER_DYNAMIC_LINKER.
26077         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
26078         GNU_USER_DYNAMIC_LINKERN32.
26079         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
26080         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
26081         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
26082         GNU_USER_DYNAMIC_LINKER32.
26083         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
26084         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26085         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26086         GNU_USER_DYNAMIC_LINKER.
26087         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
26088         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26089         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
26090         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26091         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
26092         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
26093         GNU_USER_DYNAMIC_LINKER32.
26094         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
26095         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
26096         GNU_USER_DYNAMIC_LINKER.
26097         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
26098         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26099         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
26100         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
26101         GNU_USER_DYNAMIC_LINKER64.
26102         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
26103         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26104         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26105         GNU_USER_DYNAMIC_LINKER.
26106         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
26107         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26108         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
26109         GNU_USER_DYNAMIC_LINKER.
26110         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
26111         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26112         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
26113         GNU_USER_DYNAMIC_LINKER32.
26114         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
26115         GNU_USER_DYNAMIC_LINKER64.
26116         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
26117         GNU_USER_DYNAMIC_LINKER64.
26118         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
26119         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26120         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
26121         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
26122         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
26123
26124 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26125
26126         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
26127         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
26128         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
26129         GNU_USER_DYNAMIC_LINKER.
26130         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
26131         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
26132         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
26133         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
26134         GNU_USER_DYNAMIC_LINKER64.
26135         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
26136         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
26137         GNU_USER_LINK_EMULATION.
26138         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
26139         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
26140         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
26141         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
26142         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
26143         CPP_SPEC, CC1_SPEC): Remove.
26144         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
26145         (GNU_USER_DYNAMIC_LINKER): Define.
26146         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
26147         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
26148         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
26149         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
26150         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
26151         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
26152         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
26153         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
26154         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
26155         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
26156         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
26157         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
26158         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
26159         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
26160         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
26161         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
26162         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26163         GNU_USER_DYNAMIC_LINKER.
26164         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26165         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
26166         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26167         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
26168         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
26169         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
26170         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
26171         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
26172         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
26173         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
26174
26175 2011-04-11  Kai Tietz  <ktietz@redhat.com>
26176
26177         PR target/9601
26178         PR target/11772
26179         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
26180         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
26181         comment.
26182         (ix86_is_msabi_thiscall): Removed.
26183         (ix86_is_type_thiscall): Likewise.
26184         (ix86_get_callcvt): New function.
26185         (ix86_comp_type_attributes): Simplify check.
26186         (ix86_function_regparm): Use ix86_get_callcvt for calling
26187         convention attribute checks.
26188         (ix86_return_pops_args): Likewise.
26189         (ix86_static_chain): Likewise.
26190         (x86_this_parameter): Likewise.
26191         (x86_output_mi_thunk): Likewise.
26192         (ix86_function_type_abi): Optimize check for types without attributes.
26193         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
26194         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
26195         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
26196         by flag-values.
26197         (IX86_BASE_CALLCVT): Helper macro.
26198         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
26199         Use ix86_get_callcvt for calling convention attribute checks and avoid
26200         symbol-decoration for stdcall in TARGET_RTD case.
26201         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
26202         Likewise.
26203         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
26204         for declaration.
26205
26206 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
26207
26208         * config/i386/sse.md (VI_128): New mode iterator.
26209         (VI12_128): Rename from SSEMODE12.
26210         (VI14_128): Rename from SSEMODE14.
26211         (VI124_128): New mode iterator.
26212         (VI24_128): Rename from SSEMODE248.
26213         (VI248_128): Rename from SSEMODE248.
26214         (SSEMODE124C8): Remove.
26215         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
26216         (*sse2_<plusminus_insn><mode>3): Merge with
26217         *avx_<plusminus_insn><mode>3.
26218         (*mulv8hi3): Merge with *avx_mulv8hi3.
26219         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
26220         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
26221         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
26222         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
26223         (ashr<mode>3): Merge with *avx_ashr<mode>3.
26224         (lshr<mode>3): Merge with *avx_lshr<mode>3.
26225         (ashl<mode>3): Merge with *avx_ashl<mode>3.
26226         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
26227         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
26228         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26229         (*<smaxmin:code>v8hi3): Ditto.
26230         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
26231         (*<smaxmin:code>v16qi3): Ditto.
26232         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
26233         (*sse2_eq<mode>3): Ditto.
26234         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
26235         (*sse2_gt<mode>3): Ditto.
26236         (vcondv2di): Split out of vcond<mode>.
26237         (vconduv2di): Split out of vcondu<mode>.
26238
26239 2011-04-11  Richard Guenther  <rguenther@suse.de>
26240
26241         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
26242         before calling tree_low_cst.
26243
26244 2011-04-11  Richard Guenther  <rguenther@suse.de>
26245
26246         * stor-layout.c (layout_type): Compute all array index size operations
26247         in the original type.
26248         (initialize_sizetypes): Add comment.
26249         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
26250
26251 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
26252
26253         * common.opt (Tbss=, Tdata=, Ttext=): New options.
26254
26255 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26256
26257         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
26258         of cgraph_node, handle NULL return value.
26259         (cgraph_global_info): Likewise.
26260         (cgraph_rtl_info): Likewise.
26261         * tree-inline.c (estimate_num_insns): Likewise.
26262         * gimplify.c (unshare_body): Likewise.
26263         (unvisit_body): Likewise.
26264         (gimplify_body): Likewise.
26265         * predict.c (optimize_function_for_size_p): Likewise.
26266         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
26267         (call_may_clobber_ref_p_1): Likewise.
26268         * varasm.c (function_section_1): Likewise.
26269         (assemble_start_function): Likewise.
26270
26271 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26272
26273         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
26274         of cgraph_node.
26275         * final.c (rest_of_clean_state): Likewise.
26276         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
26277         * passes.c (pass_init_dump_file): Likewise.
26278         (execute_all_ipa_transforms): Likewise.
26279         (function_called_by_processed_nodes_p): Likewise.
26280         * predict.c (maybe_hot_frequency_p): Likewise.
26281         (probably_never_executed_bb_p): Likewise.
26282         (compute_function_frequency): Likewise.
26283         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
26284         (unnest_nesting_tree_1): Likewise.
26285         (lower_nested_functions): Likewise.
26286         * tree-optimize.c (execute_fixup_cfg): Likewise.
26287         (tree_rest_of_compilation): Likewise.
26288         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
26289         * tree-sra.c (ipa_early_sra): Likewise.
26290         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
26291         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
26292         * ipa.c (record_cdtor_fn): Likewise.
26293         * ipa-inline.c (cgraph_early_inlining): Likewise.
26294         (compute_inline_parameters_for_current): Likewise.
26295         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
26296         * ipa-pure-const.c (local_pure_const): Likewise.
26297         * ipa-split.c (split_function): Likewise.
26298         (execute_split_functions): Likewise.
26299         * cgraphbuild.c (build_cgraph_edges): Likewise.
26300         (rebuild_cgraph_edges): Likewise.
26301         (cgraph_rebuild_references): Likewise.
26302         (remove_cgraph_callee_edges): Likewise.
26303         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
26304         (verify_cgraph_node): Likewise.
26305         (cgraph_analyze_functions): Likewise.
26306         (cgraph_preserve_function_body_p): Likewise.
26307         (save_inline_function_body): Likewise.
26308         (save_inline_function_body): Likewise.
26309         * tree-inline.c (copy_bb): Likewise.
26310         (optimize_inline_calls): Likewise.
26311
26312 2011-04-11  Martin Jambor  <mjambor@suse.cz>
26313
26314         PR tree-optimization/48195
26315         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
26316         ipa_check_create_edge_args.
26317         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
26318         ipa_check_create_edge_args.
26319         * ipa-inline.c (inline_generate_summary): Do not call
26320         ipa_check_create_node_params and ipa_check_create_edge_args.
26321         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
26322         ipa_check_create_edge_args.
26323
26324 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
26325
26326         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
26327         instead of loop.
26328         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
26329         * function.c (record_hard_reg_sets): Likewise.
26330         * ira.c (compute_regs_asm_clobbered): Likewise.
26331         * sched-deps.c (sched_analyze_1): Likewise.
26332         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
26333
26334 2011-04-09  Xinliang David Li  <davidxl@google.com>
26335
26336         PR tree-optimization/PR48484
26337         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
26338         has_valid_pred lazily
26339
26340 2011-04-09  Duncan Sands  <baldrick@free.fr>
26341
26342         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
26343
26344 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
26345
26346         * combine.c (combine_validate_cost): Adjust comments.  Set registered
26347         cost of I0 to zero at the end, if any.
26348
26349 2011-04-08  Xinliang David Li  <davidxl@google.com>
26350
26351         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
26352         to insane profile data.
26353
26354 2011-04-08  Xinliang David Li  <davidxl@google.com>
26355
26356         * ipa-cp.c (ipcp_update_profiling): Correct
26357          negative scale factor due to insane profile data.
26358
26359 2011-04-08  Xinliang David Li  <davidxl@google.com>
26360
26361         * final.c (dump_basic_block_info): New function.
26362         (final): Dump basic block.
26363         (final_scan_insn): Remove old dump.
26364
26365 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
26366
26367         PR target/47829
26368         * config.gcc (i386-*-freebsd): Disable unwind table generation for
26369         crtbegin/crtend.
26370
26371 2011-04-08  Michael Matz  <matz@suse.de>
26372
26373         PR middle-end/48389
26374         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
26375         functions.
26376         (rebuild_jump_labels): Call rebuild_jump_labels_1.
26377         * rtl.h (rebuild_jump_labels_chain): Declare.
26378         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
26379         insns inserted on edges.
26380
26381 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
26382
26383         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
26384         * config/arm/arm-arches.def: New.
26385         * config/arm/arm-opts.h: New.
26386         * config/arm/genopt.sh: New.
26387         * config/arm/arm-tables.opt: New (generated).
26388         * config/arm/arm.c (arm_handle_option, arm_target_help,
26389         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
26390         (all_architectures): Get most table contents from arm-arches.def.
26391         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
26392         arm_selected_tune here.
26393         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
26394         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
26395         (march=, mcpu=, mtune=): Use Enum and Var.
26396         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
26397         (arm.o): Update dependencies.
26398
26399 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
26400
26401         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
26402         of header_file.
26403         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
26404         (write_typed_alloc_defns): Likewise.
26405         (main): Calls write_typed_alloc_defns with output_header.
26406
26407 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
26408
26409         PR inline-asm/48435
26410         * ira-color.c (setup_profitable_hard_regs): Add comments.
26411         Don't take prohibited hard regs into account.
26412         (setup_conflict_profitable_regs): Rename to
26413         get_conflict_profitable_regs.
26414         (check_hard_reg_p): Check prohibited hard regs.
26415
26416 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
26417
26418         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
26419         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
26420         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
26421
26422 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26423
26424         PR target/48366
26425         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
26426         move from floating point to shift amount register.
26427         (emit_move_sequence): Remove secondary reload support for floating
26428         point to shift amount amount register copies.
26429         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
26430         amount register copies.
26431         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
26432         register, return false if mode isn't a scalar integer mode.
26433         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
26434
26435 2011-04-08  Richard Guenther  <rguenther@suse.de>
26436
26437         * gimple.c (gimple_call_flags): Remove kludge.
26438
26439 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26440
26441         * sel-sched.c (sel_region_init): Move call to
26442         sel_setup_region_sched_flags after setup_current_loop_nest.
26443
26444 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
26445
26446         PR rtl-optimization/48272
26447         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
26448         init_insn_reg_pressure_info.  Adjust a caller.
26449         * sched-int.h (init_insn_reg_pressure_info): Declare.
26450         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
26451         when sched-pressure is enabled.
26452
26453 2011-04-08  Richard Guenther  <rguenther@suse.de>
26454
26455         * gimple.c (gimple_set_modified): Do not queue calls to
26456         MODIFIED_NORETURN_CALLS here ...
26457         * tree-ssa-operands.c (update_stmt_operands): ... but here.
26458
26459 2011-04-08  Richard Guenther  <rguenther@suse.de>
26460
26461         PR lto/48467
26462         * toplev.c (lang_dependent_init): Do not open asm_out_file
26463         in WPA mode, nor perform debug machinery initialization.
26464         (finalize): Do not unlink asm_out_file in WPA mode.
26465
26466 2011-04-08  Richard Guenther  <rguenther@suse.de>
26467
26468         * gimple.h (gimple_call_fntype): New function.
26469         (gimple_call_return_type): Use it.
26470         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
26471         * gimple-low.c (gimple_check_call_args): Likewise.
26472         * gimple.c (gimple_call_flags): Likewise.
26473         (gimple_call_arg_flags): Likewise.
26474         (gimple_call_return_flags): Likewise.
26475         * tree-cfg.c (verify_gimple_call): Likewise.
26476         (do_warn_unused_result): Likewise.
26477         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
26478         * value-prof.c (gimple_ic_transform): Fix fndecl check.
26479
26480 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
26481
26482         PR rtl-optimization/48235
26483         * sel-sched.c (code_motion_process_successors): Recompute the last
26484         insn in basic block if control flow changed.
26485         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
26486         Update condition for ilist_remove.
26487
26488 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26489
26490         PR rtl-optimization/48302
26491         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
26492         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
26493         it to record added preheader blocks.
26494         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
26495         on to sel_add_loop_preheaders.
26496         (sel_region_init): Move call to setup_current_loop_nest after
26497         sel_init_bbs.
26498
26499 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26500
26501         PR target/48273
26502         * cfgloop.h (loop_has_exit_edges): New helper.
26503         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
26504         non-clonable.
26505         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
26506         that have no exit edges.
26507
26508 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
26509
26510         PR rtl-optimization/48442
26511         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
26512         all callers.  Adjust assert.
26513
26514 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
26515
26516         PR tree-optimization/48377
26517         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
26518         is_packed to true even for types with smaller TYPE_ALIGN than
26519         TYPE_SIZE.
26520
26521 2011-04-08  Richard Guenther  <rguenther@suse.de>
26522
26523         PR bootstrap/48513
26524         * doc/tm.texi: Re-generate.
26525
26526 2011-04-08  Wei Guozhi  <carrot@google.com>
26527
26528         PR target/47855
26529         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
26530         * config/arm/arm.c (arm_attr_length_push_multi): New function.
26531         * config/arm/arm.md (*push_multi): Change the length computation to
26532         call a C function.
26533
26534 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
26535
26536         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
26537         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
26538         * doc/tm.texi: Regenerate.
26539         * system.h (ASM_OUTPUT_BSS): Poison.
26540         * varasm.c (asm_output_bss): Remove function.
26541         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
26542
26543         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
26544         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
26545         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
26546         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26547         Likewise.
26548         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26549         Likewise.
26550         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
26551         Likewise.
26552         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
26553
26554 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26555
26556         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
26557         EnumValue lines.
26558
26559 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
26560
26561         * config/m68k/m68k.c (m68k_handle_option): Don't handle
26562         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
26563         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
26564         OPT_mcpu32.
26565         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
26566         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
26567         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
26568         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
26569         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
26570         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
26571         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
26572         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
26573         options.  Don't map other m68k options manually.  Don't handle
26574         old-style options as canonical.
26575         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
26576         * doc/install.texi (m68k-*-*): Document binutils version requirement.
26577
26578 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
26579
26580         * basic-block.h (force_nonfallthru): Move to...
26581         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
26582         (force_nonfallthru): ...here.
26583         * cfghooks.c (force_nonfallthru): New function.
26584         * cfgrtl.c (force_nonfallthru): Rename into...
26585         (rtl_force_nonfallthru): ...this.
26586         (commit_one_edge_insertion): Do not set AUX field.
26587         (commit_edge_insertions): Do not discover new basic blocks.
26588         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
26589         (cfg_layout_rtl_cfg_hooks): Likewise.
26590         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
26591         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
26592         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
26593
26594 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
26595
26596         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
26597         Remove macros.
26598
26599 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
26600
26601         * config/i386/sse.md: Update copyright year.
26602         (avxcvtvecmode): Remove.
26603         (sse_movhlps): Merge with *avx_movhlps.
26604         (sse_movlhps): Merge with *avx_movlhps.
26605         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
26606         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
26607         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
26608         (sse_loadhps): Merge with *avx_loadhps.
26609         (sse_storelps): Merge with *avx_storelps.
26610         (sse_loadlps): Merge with *avx_loadlps.
26611         (sse_movss): Merge with *avx_movss.
26612         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
26613         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
26614         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
26615         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
26616         (vec_set<mode>_0): Ditto.
26617         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
26618         (sse4_1_insertps): Merge with *avx_insertps.
26619         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
26620         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
26621         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
26622         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
26623         (sse2_storehpd): Merge with *avx_storehpd.
26624         (sse2_loadhpd): Merge with *avx_loadhpd.
26625         (sse2_loadlpd): Merge with *avx_loadlpd.
26626         (sse2_movsd): Merge with *avx_movsd.
26627         (*vec_concatv2df): Merge with *vec_concatv2df.
26628
26629 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
26630
26631         PR debug/48343
26632         * combine.c (combine_instructions): Add last_combined_insn,
26633         update it if insn is after it, pass it to all try_combine calls.
26634         (try_combine): Add last_combined_insn parameter, pass it instead of
26635         i3 to propagate_for_debug.
26636
26637 2011-04-07  Nick Clifton  <nickc@redhat.com>
26638
26639         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
26640         to handle MDR <-> data register transfers.
26641         (movhi_internal): Likewise.
26642
26643 2011-04-07  Alan Modra  <amodra@gmail.com>
26644
26645         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
26646         previous stack info.
26647
26648 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26649
26650         PR target/43920
26651         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
26652         flow_find_cross_jump.  Swap variables to implement backward replacement.
26653         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
26654
26655 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26656
26657         PR target/43920
26658         * cfgcleanup.c (walk_to_nondebug_insn): New function.
26659         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
26660         and bb2.
26661         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
26662         src1 or src2.  Redirect edges to the last basic block.  Update
26663         frequency and count on multiple basic blocks in case of fallthru.
26664
26665 2011-04-07  Tom de Vries  <tom@codesourcery.com>
26666
26667         PR target/43920
26668         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
26669         function.
26670         (old_insns_match_p): Change return type.  Replace return false/true
26671         with return dir_none/dir_both.  Use can_replace_by.
26672         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
26673         direction from dir_p.  Register replacement direction in dir, last_dir
26674         and afterlast_dir.  Handle new return type of old_insns_match_p using
26675         merge_dir.  Return replacement direction in dir_p.
26676         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
26677         return type of old_insns_match_p.
26678         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
26679         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
26680         flow_find_cross_jump.
26681         * basic-block.h (enum replace_direction): New type.
26682         (flow_find_cross_jump): Add parameter to declaration.
26683
26684 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
26685
26686         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
26687         (AVXMODEDCVTPS2DQ): Ditto.
26688         (VEC_FLOAT_MODE): Ditto.
26689         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
26690         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
26691         (<any_logic:code><mode>3): Use VF mode iterator.
26692         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
26693         Use VF mode iterator.
26694         (copysign<mode>3): Use VF mode iterator.
26695         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
26696         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
26697         (*<any_logic:code><MODEF:mode>3): Merge with
26698         *avx_<any_logic:code><MODEF:mode>3.
26699         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
26700         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
26701         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
26702         (avx_cvtdq2ps<avxmodesuffix>): Remove.
26703         (sse2_cvtdq2ps): Use %v modifier.
26704         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
26705         (avx_cvtps2dq<avxmodesuffix>): Remove.
26706         (sse2_cvtps2dq): Use %v modifier.
26707         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
26708         (avx_cvttps2dq<avxmodesuffix>): Remove.
26709         (sse2_cvttps2dq): Use %v modifier.
26710         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
26711         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
26712         (sse2_cvtsd2siq): Fix insn template.
26713         (sse2_cvtsd2siq_2): Ditto.
26714         (sse2_cvttsd2siq): Ditto.
26715         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
26716         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
26717
26718 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
26719
26720         * gcov-io.c: Use GCC Runtime Library Exception.
26721
26722 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
26723
26724         PR debug/48466
26725         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
26726         as base_reg whatever register reg has been eliminated to, instead
26727         of hardcoding STACK_POINTER_REGNUM.
26728
26729 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
26730
26731         * doc/tm.texi.in: Document C target hooks as separate from general
26732         target hooks.
26733         * doc/tm.texi: Regenerate.
26734         * genhooks.c (struct hook_desc): Add docname field.
26735         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
26736         docname field.
26737         (hook_array): Include c-target.def.
26738         (emit_documentation): Use docname field in output.
26739         (emit_init_macros): Take docname argument.  Only emit definitions
26740         for hooks matching docname.
26741         (main): Expect additional arguments in all cases.  Pass argument
26742         to emit_init_macros.
26743         * target.def: Move initial macro definitions and comments to
26744         target-hooks-macros.h.
26745         (gcc_targetcm): Move to c-family/c-target.def.
26746         * target.h (targetcm): Move declaration to c-family/c-target.h.
26747         * targhooks.c (default_handle_c_option): Move to
26748         c-family/c-opts.c.
26749         * targhooks.h (default_handle_c_option): Move declaration to
26750         c-family/c-common.h.
26751         * target-hooks-macros.h: New file.
26752         * config.gcc (target_has_targetcm): Define and use to add to
26753         c_target_objs and cxx_target_objs.
26754         * config/default-c.c: New file.
26755         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
26756         of target.h and target-def.h.
26757         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
26758         (darwin_objc_construct_string, darwin_cfstring_ref_p,
26759         darwin_check_cfstring_format_arg): Make static.
26760         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
26761         TARGET_STRING_OBJECT_REF_TYPE_P,
26762         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
26763         * config/darwin-protos.h (darwin_objc_construct_string,
26764         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
26765         declare.
26766         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
26767         TARGET_STRING_OBJECT_REF_TYPE_P,
26768         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
26769         * config/t-darwin (darwin-c.o): Update dependencies.
26770         * system.h (TARGET_HAS_TARGETCM): Poison.
26771         * Makefile.in (TARGET_H): Update.
26772         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
26773         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
26774         (default-c.o): New target.
26775         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
26776         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
26777         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
26778         c-target.def.
26779         (build/genhooks.o): Update dependencies.
26780
26781 2011-04-06  Richard Guenther  <rguenther@suse.de>
26782
26783         * ipa-inline.c (enum inlining_mode): Remove.
26784         (cgraph_flatten): Use some other token.
26785         (cgraph_edge_early_inlinable_p): New function, split out from ...
26786         (cgraph_perform_always_inlining): New function, split out from ...
26787         (cgraph_decide_inlining_incrementally): ... here.
26788         (cgraph_mark_inline_edge): Adjust.
26789         (cgraph_early_inlining): Re-structure.
26790         (pass_early_inline): Require SSA form.
26791
26792 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
26793             Julian Brown  <julian@codesourcery.com>
26794             Mark Shinwell  <shinwell@codesourcery.com>
26795
26796         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
26797         LO_REGS only for Thumb-1.
26798         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
26799         be used in short instructions when optimising for size on Thumb-2.
26800
26801 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
26802
26803         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
26804         associated with user returns to be preserved.
26805
26806 2011-04-06  Tristan Gingold  <gingold@adacore.com>
26807
26808         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
26809         symbol_queue_size, DBXOUT_DECR_NESTING,
26810         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
26811         if XCOFF_DEBUGGING_INFO.
26812
26813 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
26814
26815         * config/i386/i386.md (attribute isa): New.
26816         (attribute enabled): New.
26817         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
26818         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
26819         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
26820         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
26821         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
26822         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26823         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
26824         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
26825
26826         * config/i386/sse.md (VF): New mode iterator.
26827         (VF1): Ditto.
26828         (VF2): Ditto.
26829         (VF_128): Ditto.
26830         (SSEMODEF4): Remove.
26831         (attribute sse): Handle V8SF and V4DF modes.
26832         (<absneg:code><mode>2): Use VF mode iterator.
26833         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
26834         mode iterator.
26835         (<plusminus_insn><mode>3): Use VF mode iterator.
26836         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
26837         Use VF mode iterator.
26838         (<sse>_vm<plusminus_insn><mode>3): Merge with
26839         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
26840         (mul<mode>3): Use VF mode iterator.
26841         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
26842         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
26843         mode iterator.
26844         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
26845         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
26846         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
26847         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
26848         mode iterator.
26849         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
26850         Use VF1 mode iterator.
26851         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
26852         (sqrt<VF2:mode>2): New expander.
26853         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
26854         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
26855         and sqrtv2df2.  Use VF mode iterator.
26856         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
26857         mode iterator.
26858         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
26859         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
26860         Use VF1 mode iterator.
26861         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
26862         (<smaxmin:code><mode>3): Use VF mode iterator.
26863         (*<smaxmin:code><mode>3_finite): Merge with
26864         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
26865         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
26866         (<sse>_vm<smaxmin:code><mode>2): Merge with
26867         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
26868         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
26869         mode iterator.
26870         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
26871         mode iterator.
26872         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
26873         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
26874         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
26875         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
26876         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
26877         VF mode iterator.
26878         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
26879         Use VF_128 mode iterator.
26880         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
26881         mode iterator.
26882         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
26883         VF_128 mode iterator.
26884         (vcond<mode>): Use VF mode iterator.
26885         * config/i386/predicates.md (sse_comparison_operator): Merge with
26886         avx_comparison_float_operator.  Do not declare as special_predicate.
26887         * config/i386/i386.c (struct builtin_description): Update for renamed
26888         compare patterns.
26889         (ix86_expand_args_builtin): Ditto.
26890         (ix86_expand_sse_compare_mask): Ditto.
26891
26892 2011-04-06  Richard Guenther  <rguenther@suse.de>
26893
26894         * tree-inline.c (estimate_num_insns): For calls simply account
26895         for all passed arguments and a used return value.
26896
26897 2011-04-06  Richard Guenther  <rguenther@suse.de>
26898
26899         PR tree-optimization/47663
26900         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
26901         call_stmt_time fields.
26902         (cgraph_edge_inlinable_p): Declare.
26903         (cgraph_edge_recursive_p): New inline function.
26904         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
26905         (cgraph_clone_edge): Copy it.
26906         * ipa-inline.c (cgraph_estimate_edge_time): New function.
26907         Account for call stmt time.
26908         (cgraph_estimate_time_after_inlining): Take edge argument.
26909         (cgraph_estimate_edge_growth): Account call stmt size.
26910         (cgraph_estimate_size_after_inlining): Take edge argument.
26911         (cgraph_mark_inline_edge): Adjust.
26912         (cgraph_check_inline_limits): Likewise.
26913         (cgraph_recursive_inlining_p): Remove.
26914         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
26915         (cgraph_decide_recursive_inlining): Take edge argument and
26916         adjust.
26917         (cgraph_decide_inlining_of_small_functions): Do not avoid
26918         diags for recursive inlining here.
26919         (cgraph_flatten): Adjust.
26920         (cgraph_decide_inlining_incrementally): Likewise.
26921         (estimate_function_body_sizes): Remove call cost handling.
26922         (compute_inline_parameters): Initialize caller edge call costs.
26923         (cgraph_estimate_edge_growth): New function.
26924         (cgraph_estimate_growth): Use it.
26925         (cgraph_edge_badness): Likewise.
26926         (cgraph_check_inline_limits): Take an edge argument.
26927         (cgraph_decide_inlining_of_small_functions): Adjust.
26928         (cgraph_decide_inlining): Likewise.
26929         * tree-inline.c (estimate_num_insns): Only account for call
26930         return value if it is used.
26931         (expand_call_inline): Avoid diagnostics on recursive inline
26932         functions here.
26933         * lto-cgraph.c (lto_output_edge): Output edge call costs.
26934         (input_edge): Input edge call costs.
26935
26936 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
26937
26938         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
26939
26940 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
26941
26942         * doc/invoke.texi (Spec Files): Fix typo.
26943
26944 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
26945
26946         * profile.c (branch_prob): Move declaration of local variable.  Remove
26947         obsolete ??? comment.  Expand the location explicitly instead of using
26948         the LOCATION_FILE and LOCATION_LINE macros.
26949
26950 2011-04-06  Wei Guozhi  <carrot@google.com>
26951
26952         PR target/47855
26953         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
26954         (arm_cond_branch): Likewise.
26955         (arm_cond_branch_reversed): Likewise.
26956         (arm_jump): Likewise.
26957         (push_multi): Likewise.
26958         * config/arm/constraints.md (Py): New constraint.
26959
26960 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
26961
26962         PR bootstrap/48471
26963         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
26964         Move these...
26965         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
26966         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
26967         #ifdef DBX_DEBUGGING_INFO.
26968
26969 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
26970
26971         PR bootstrap/48403
26972         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
26973         if old and new states differ.
26974
26975 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
26976
26977         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
26978         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
26979         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
26980         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
26981         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
26982         mcfv4e): Use Alias.
26983         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
26984         ColdFire options to -mcpu= options.
26985
26986 2011-04-05  Jeff Law  <law@redhat.com>
26987
26988         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
26989         check if BB is a successor of LOOP->header and return
26990         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
26991
26992 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
26993
26994         * cprop.c (struct reg_use): Remove.
26995         (reg_use_table): Make an array of RTX.
26996         (find_used_regs, constprop_register, local_cprop_pass,
26997         bypass_block): Simplify users of reg_use_table.
26998         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
26999         on one of the uses found by find_used_regs.
27000
27001 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27002
27003         PR bootstrap/48469
27004         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
27005         declaration.
27006
27007 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27008
27009         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
27010         as an rtx.
27011         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
27012
27013 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
27014
27015         PR middle-end/48441
27016         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
27017
27018 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27019
27020         * combine.c: Include obstack.h.
27021         (struct insn_link): Define.
27022         (uid_log_links): Adjust type.
27023         (FOR_EACH_LOG_LINK): New macro.
27024         (insn_link_obstack): Declare.
27025         (alloc_insn_link): Define.
27026         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
27027         type of link variables.
27028         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
27029         (try_combine, record_promoted_values, distribute_notes): Likewise.
27030         (distribute_links): Likewise.  Tweak prototype.
27031         (clear_log_links): Delete.
27032         (adjust_for_new_dest): Call alloc_insn_link.
27033         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
27034
27035 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27036
27037         * gcse.c (modify_mem_list): Convert to an array of VECs.
27038         (canon_modify_mem_list, compute_transp): Tweak formatting.
27039         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
27040         (load_killed_in_block_p): Likewise.
27041         (record_last_mem_set_info): Likewise.
27042         (clear_modify_mem_tables): Likewise.
27043
27044 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27045
27046         PR middle-end/48461
27047         * function.c (emit_use_return_register_into_block): Only define if
27048         HAVE_return.
27049
27050 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
27051
27052         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
27053
27054 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
27055
27056         * config/rx/rx-opts.h: New.
27057         * config/rx/rx.c (rx_cpu_type): Remove.
27058         (rx_handle_option): Don't assert that global structures are in
27059         use.  Access variables via opts pointer.  Defer most handling of
27060         OPT_mint_register_.  Use error_at.
27061         (rx_option_override): Handle deferred OPT_mint_register_ here.
27062         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
27063         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
27064         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
27065         (rx_cpu_types): New Enum and EnumValue entries.
27066         (mint-register=): Use Defer and use Var accordingly.
27067
27068 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27069
27070         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
27071         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
27072         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
27073         Move these...
27074         (debug_free_queue, debug_nesting, symbol_queue_index):
27075         ...and these...
27076         * dbxout.c: ...to here.  Make static.
27077
27078 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
27079
27080         * gcse.c (modify_pair): Define.  Define a VEC of it.
27081         (canon_modify_mem_list): Convert to an array of VECs.
27082         (free_insn_expr_list_list): Delete.
27083         (clear_modify_mem_tables): Call VEC_free instead.
27084         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
27085         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
27086         (canon_list_insert, compute_transp): Likewise.
27087
27088 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27089
27090         PR target/43920
27091         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
27092         for size.
27093
27094 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27095
27096         PR target/43920
27097         * function.c (emit_use_return_register_into_block): New function.
27098         (thread_prologue_and_epilogue_insns): Use
27099         emit_use_return_register_into_block.
27100
27101 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27102
27103         PR target/43920
27104         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
27105         insn.
27106
27107 2011-04-05  Tom de Vries  <tom@codesourcery.com>
27108
27109         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
27110
27111 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
27112
27113         * config/arm/arm.md (define_constants for unspec): Replace with
27114         define_c_enum.
27115         (define_constants for unspecv): Replace with define_c_enum.
27116         * config/arm/neon.md (define_constants for unspec): Replace with
27117         define_c_enum.
27118
27119 2011-04-04  Richard Henderson  <rth@redhat.com>
27120
27121         PR bootstrap/48400
27122         * dwarf2out.c (output_line_info): Always emit line info from
27123         at least one section.
27124         (dwarf2out_init): Create text_section_line_info here ...
27125         (set_cur_line_info_table): ... not here.
27126
27127 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
27128
27129         PR target/48380
27130         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
27131         not called.
27132
27133         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
27134
27135 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
27136
27137         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
27138         (expr_equiv_p): Remove.
27139         (insert_set_in_table): Look at <dest, src> pair instead of expr.
27140         (hash_scan_set): Update call to insert_set_in_table.
27141         (dump_hash_table): Dump <dest, src> pair.
27142         (lookup_set): Simplify.  Lookup <dest, src> pair.
27143         (compute_transp): Remove, fold heavily simplified code into...
27144         (compute_local_properties): ...here.  Expect COMP and TRANSP
27145         unconditionally.
27146         (find_avail_set): Take set directly from struct expr.
27147         (find_bypass-set): Likewise.
27148         (bypass_block): Likewise.
27149         (cprop_insn): Likewise.  Remove redundant INSN_P test.
27150
27151         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
27152         checks on form of COND from find_implicit_sets to here.
27153         (find_implicit_sets): Cleanup control flow. Split critical edges
27154         if it exposes implicit sets.  Allocate/resize implicit_sets as
27155         necessary.
27156         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
27157         changed something.  Run df_analyze after find_implicit_sets if any
27158         edges were split.  Do not allocate implicit_sets here.
27159
27160         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
27161         (gcse_obstack): Renamed to cprop_obstack.
27162         (GNEW, GNEWVEC, GNEWVAR): Remove.
27163         (gmalloc): Remove.
27164         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
27165         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
27166         (gcse_alloc): Likewise, and rename to cprop_alloc.
27167         (alloc_gcse_men, free_gcse_mem): Remove.
27168         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
27169         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
27170         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
27171
27172         * cprop.c (oprs_not_set_p): Remove.
27173         (mark_set, mark_clobber): Remove.
27174         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
27175         (reg_not_set_p): New function.
27176         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
27177         (cprop_insn): Likewise.
27178         (cprop_jump): Use FOR_EACH_EDGE.
27179
27180 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
27181
27182         PR bootstrap/48403
27183         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
27184         (rank_for_schedule): Use scheduled_insns vector instead of
27185         last_scheduled_insn.
27186         (ok_for_early_queue_removal): Likewise.
27187         (queue_to_ready): Search forward in nonscheduled_insns_begin if
27188         we have a dbg_cnt.
27189         (choose_ready): Likewise.
27190         (commit_schedule): Use VEC_iterate.
27191         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
27192         a dbg_cnt, use it and ensure the first insn is in the ready list.
27193         (haifa_sched_init): Allocate scheduled_insns.
27194         (sched_extend_ready_list): Don't allocate it; reserve space.
27195         (haifa_sched_finish): Free it.
27196
27197 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
27198
27199         * optc-gen.awk: Always remove type from Variable entry before
27200         recording in var_seen.
27201
27202 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
27203
27204         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
27205         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
27206         call to tidy_fallthru_edges.
27207
27208 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
27209
27210         * doc/options.texi (ToLower): Document.
27211         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
27212         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
27213         * opts.h (cl_option): Add cl_tolower field.
27214         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
27215         arguments with lowercase strings.
27216         * config/rx/rx.opt (mcpu=): Add ToLower.
27217         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
27218         argument.
27219
27220 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
27221
27222         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
27223
27224 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
27225
27226         * config/vax/vax.c: Include reload.h.
27227
27228 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
27229
27230         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
27231         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
27232         (sparc_preferred_reload_class): New function.
27233
27234 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
27235
27236         PR debug/48401
27237         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
27238         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
27239
27240 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
27241
27242         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
27243         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
27244
27245 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
27246
27247         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
27248         (ASM_OUTPUT_ALIGNED_BSS): Define.
27249
27250 2011-04-03  Michael Matz  <matz@suse.de>
27251
27252         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
27253         and next_slot members.
27254         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
27255         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
27256         (lto_streamer_cache_append): Declare.
27257         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
27258         unsigned index, remove offset parameter, ensure that we append
27259         or update existing entries.
27260         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
27261         parameter, update next_slot for append.
27262         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
27263         parameter.
27264         (lto_streamer_cache_insert_at): Likewise.
27265         (lto_streamer_cache_append): New function.
27266         (lto_streamer_cache_lookup): Use unsigned index.
27267         (lto_streamer_cache_get): Likewise.
27268         (lto_record_common_node): Don't test tree_node_can_be_shared.
27269         (preload_common_node): Adjust call to lto_streamer_cache_insert.
27270         (lto_streamer_cache_delete): Don't free offsets member.
27271         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
27272         (lto_output_string_with_length): Use lto_output_data_stream.
27273         (lto_output_tree_header): Remove ix parameter, don't write it.
27274         (lto_output_builtin_tree): Likewise.
27275         (lto_write_tree): Adjust callers to above, don't track and write
27276         offset, write unsigned index.
27277         (output_unreferenced_globals): Don't emit all global vars.
27278         (write_global_references): Use unsigned indices.
27279         (lto_output_decl_state_refs): Likewise.
27280         (write_symbol): Likewise.
27281         * lto-streamer-in.c (lto_input_chain): Move earlier.
27282         (input_function): Use unsigned index.
27283         (input_alias_pairs): Don't read and then ignore all global vars.
27284         (lto_materialize_tree): Remove ix_p parameter, don't read index,
27285         don't pass it back, use lto_streamer_cache_append.
27286         (lto_register_var_decl_in_symtab): Use unsigned index.
27287         (lto_register_function_decl_in_symtab): Likewise.
27288         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
27289         index.
27290         (lto_get_builtin_tree): Don't read index, use
27291         lto_streamer_cache_append.
27292         (lto_read_tree): Adjust call to lto_materialize_tree.
27293
27294         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
27295         don't use function calls in arguments to MIN.
27296
27297         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
27298         twice.
27299
27300         * gimple.c (gimple_type_leader_entry): Mark deletable.
27301
27302 2011-04-03  Alan Modra  <amodra@gmail.com>
27303
27304         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
27305
27306 2011-04-03  Michael Matz  <matz@suse.de>
27307
27308         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
27309         an integer.
27310         * tree.h (tree_decl_non_common.vindex): Adjust comment.
27311
27312 2011-04-03  Michael Matz  <matz@suse.de>
27313
27314         * cgraphbuild.c (record_reference): Canonicalize constructor values.
27315         * gimple-fold.c (canonicalize_constructor_val): Accept being called
27316         without function context.
27317         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
27318         current_function_decl and cfun.
27319
27320 2011-04-03  Michael Matz  <matz@suse.de>
27321
27322         * tree.c (decl_init_priority_insert): Don't create entry for
27323         default priority.
27324         (decl_fini_priority_insert): Ditto.
27325         (fields_compatible_p, find_compatible_field): Remove.
27326         * tree.h (fields_compatible_p, find_compatible_field): Remove.
27327         * gimple.c (gimple_compare_field_offset): Adjust block comment.
27328
27329 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
27330
27331         * combine.c (try_combine): Remove useless local variable.
27332
27333 2011-04-03  Richard Guenther  <rguenther@suse.de>
27334             Ira Rosen  <ira.rosen@linaro.org>
27335
27336         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
27337         non-variable offsets and compare the remaining bases of the two
27338         accesses instead of looking for exact same data-ref.
27339
27340 2011-04-02  Kai Tietz  <ktietz@redhat.com>
27341
27342         PR target/48416
27343         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
27344
27345         * i386.c (ix86_is_msabi_thiscall): New helper function.
27346         (ix86_is_type_thiscall): New helper function.
27347         (ix86_comp_type_attributes): Handle thiscall for method-functions
27348         special.
27349         (init_cumulative_args): Likewise.
27350         (find_drap_reg): Likewise.
27351         (ix86_static_chain): Likewise.
27352         (x86_this_parameter): Likewise.
27353         (x86_output_mi_thunk): Likewise.
27354
27355 2011-04-01  Olivier Hainque  <hainque@adacore.com>
27356             Nicolas Setton  <setton@adacore.com>
27357             Eric Botcazou  <ebotcazou@adacore.com>
27358
27359         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
27360         (add_gnat_descriptive_type_attribute): New function.
27361         (gen_array_type_die): Call it.
27362         (gen_enumeration_type_die): Likewise.
27363         (gen_struct_or_union_type_die): Likewise.
27364         (modified_type_die): Likewise.
27365         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
27366         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
27367         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
27368
27369 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
27370
27371         PR bootstrap/48148
27372         * dwarf2out.c (resolve_addr): Don't call force_decl_die
27373         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
27374
27375         Revert:
27376         2011-03-17  Richard Guenther  <rguenther@suse.de>
27377
27378         PR bootstrap/48148
27379         * lto-cgraph.c (input_overwrite_node): Clear the abstract
27380         origin for decls in other ltrans units.
27381         (input_varpool_node): Likewise.
27382
27383 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
27384
27385         PR middle-end/48335
27386         * expr.c (expand_assignment): Handle all possibilities
27387         if TO_RTX is CONCAT.
27388         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
27389         (store_split_bit_field): If SUBREG_REG (op0) or
27390         op0 itself has smaller mode than word, return it
27391         for offset 0 and const0_rtx for out-of-bounds stores.
27392         If word is const0_rtx, skip it.
27393
27394 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
27395
27396         * config/h8300/h8300.c (print_operand_address): Rename to...
27397         (h8300_print_operand_address): ...this. Make static. Adjust comments.
27398         Call h8300_print_operand and h8300_print_operand_address instead of
27399         print_operand and print_operand_address. Declare.
27400         (print_operand): Renake to...
27401         (h8300_print_operand): ...this. Make static. Adjust comments.
27402         Call h8300_print_operand instead of print_operand. Declare.
27403         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
27404         (h8300_register_move_cost): Likewise.
27405         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
27406         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
27407         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
27408         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
27409         * config/h8300/h8300-protos.h (print_operand): Delete.
27410         (print_operand_address): Delete.
27411
27412 2011-04-01  Richard Henderson  <rth@redhat.com>
27413
27414         PR 48400
27415         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
27416         in strict mode before dwarf4.  Re-order tests to early out
27417         before switching sections.
27418
27419 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
27420
27421         * config/h8300/constraints.md: New file.
27422         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
27423         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
27424         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
27425         * config/h8300/predicates.md (bit_operand): Likewise.
27426         (incdec_operand): Use satisfies_constraint_M and
27427         satisfies_constraint_O.  Don't use C code block.
27428         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
27429         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
27430         (compute_mov_length): Use satisfies_constraint_G.
27431         (fix_bit_operand): Use satisfies_constraint_U.
27432         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
27433         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
27434         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
27435         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
27436         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
27437         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
27438         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
27439         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
27440         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
27441         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
27442         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
27443         (EXTRA_MEMORY_CONSTRAINT): Delete.
27444
27445 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
27446             Michael Meissner  <meissner@linux.vnet.ibm.com>
27447
27448         PR target/48262
27449         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
27450         operands, as per the specifications.
27451
27452         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
27453         (vec_extract_evenv4sf): Ditto.
27454         (vec_extract_evenv8hi): Ditto.
27455         (vec_extract_evenv16qi): Ditto.
27456         (vec_extract_oddv4si): Ditto.
27457
27458 2011-03-31  Mark Wielaard  <mjw@redhat.com>
27459
27460         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
27461         high_pc attribute if the CU has no associated code. Only output
27462         DW_AT_entry_pc for CU if not generating strict dwarf and
27463         dwarf_version < 4.
27464
27465 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
27466
27467         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
27468         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
27469         out of ...
27470         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
27471         * final.c (final_start_function): Call the new function rather
27472         than using a NULL argument for dwarf2out_frame_debug.
27473
27474         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
27475         that contains the prologue.
27476
27477         * haifa-sched.c (queue_insn): New arg REASON.  All callers
27478         changed.  Print it in debugging output.
27479
27480         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
27481
27482         * sched-ebb.c (begin_schedule_ready): Remove second argument.
27483         Split most of the code into...
27484         (begin_move_insn): ... here.  New function.
27485         (ebb_sched_info): Add a pointer to it.
27486         * haifa-sched.c (scheduled_insns): New static variable.
27487         (sched_extend_ready_list): Allocate it.
27488         (schedule_block): Use it to record the order of scheduled insns.
27489         Perform RTL changes to move insns only after all scheduling
27490         decisions have been made.
27491         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
27492         begin_move_insn field.
27493         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
27494         * sched-int.h (struct haifa_sched_info): Remove second argument
27495         from begin_schedule_ready hook.  Add new member begin_move_insn.
27496         * sched-rgn.c (begin_schedule_ready): Remove second argument.
27497         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
27498
27499         * haifa-sched.c (prune_ready_list): New function, broken out of
27500         schedule_block.
27501         (schedule_block): Use it.
27502
27503 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27504
27505         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
27506
27507 2011-04-01  Kai Tietz  <ktietz@redhat.com>
27508
27509         * config.gcc (*-*-mingw*): Allow as option the
27510         posix threading model.
27511         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
27512         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
27513         definition.
27514         (CPP_SPEC): Add pthread/no-pthread handling.
27515         (LIB_SPEC): Likewise.
27516         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
27517         (LIB_SPEC): Likewise.
27518         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
27519         flag to pass -pthread option for shared libgcc build.
27520         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
27521         for shared libgcc build.
27522         * config/i386/t-mingw-pthread: New file.
27523         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
27524         New define to enable use of library pthread by default.
27525         * config/i386/mingw.opt (pthread): New driver option.
27526         (no-pthread): New driver option.
27527         * config/i386/cygming.opt: Make sure trailing empty line is retained.
27528         * config/i386/mingw-w64.opt: Likewise.
27529
27530 2011-04-01  Gary Funck  <gary@intrepid.com>
27531
27532         * c-decl.c (grokdeclarator): Fix formatting.
27533
27534 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27535
27536         * expr.c (emit_block_move_via_movmem): Use n_generator_args
27537         instead of n_operands.
27538         (set_storage_via_setmem): Likewise.
27539         * optabs.c (maybe_gen_insn): Likewise.
27540         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
27541         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
27542         (mips_expand_builtin_direct): Likewise.
27543         * config/spu/spu.c (expand_builtin_args): Likewise.
27544
27545 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27546
27547         * recog.h (insn_data_d): Add n_generator_args.
27548         * genoutput.c (data): Likewise.
27549         (output_insn_data): Print it.
27550         (max_opno, num_dups): Delete.
27551         (scan_operands): Just fill in "d->operand[...]".
27552         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
27553
27554 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
27555
27556         * gensupport.h (pattern_stats): New structure.
27557         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
27558         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
27559         (max_operand_1, max_operand_vec): Delete.
27560         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
27561
27562 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
27563
27564         * emit-rtl.c (emit_pattern_after_setloc): New function.
27565         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
27566         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
27567         (emit_pattern_after): New function.
27568         (emit_insn_after, emit_jump_insn_after): Call it.
27569         (emit_call_insn_after, emit_debug_insn_after): Likewise.
27570         (emit_pattern_before_setloc): New function.
27571         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
27572         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
27573         Likewise.
27574         (emit_pattern_before): New function.
27575         (emit_insn_before, emit_jump_insn_before): Call it.
27576         (emit_call_insn_before, emit_debug_insn_before): Likewise.
27577
27578 2011-03-31  Richard Henderson  <rth@redhat.com>
27579
27580         * dwarf2out.c (dw_separate_line_info_ref): Remove.
27581         (dw_separate_line_info_entry): Remove.
27582         (enum dw_line_info_opcode): New.
27583         (dw_line_info_entry): Use it.
27584         (dw_line_info_table, dw_line_info_table_p): New.
27585         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
27586         (line_info_table, line_info_label_num): Remove.
27587         (line_info_table_in_use): Remove.
27588         (separate_line_info_table): Remove.
27589         (separate_line_info_table_allocated): Remove.
27590         (separate_line_info_table_in_use): Remove.
27591         (LINE_INFO_TABLE_INCREMENT): Remove.
27592         (line_info_label_num): New.
27593         (cur_line_info_table): New.
27594         (text_section_line_info, cold_text_section_line_info): New.
27595         (separate_line_info): New.
27596         (SEPARATE_LINE_CODE_LABEL): Remove.
27597         (print_dwarf_line_table): Remove.
27598         (debug_dwarf): Don't dump it.
27599         (output_one_line_info_table): New.
27600         (output_line_info): Use it.
27601         (new_line_info_table): New.
27602         (set_cur_line_info_table): New.
27603         (dwarf2out_switch_text_section): Use it.
27604         (dwarf2out_begin_function): Likewise.
27605         (push_dw_line_info_entry): New.
27606         (dwarf2out_source_line): Rewrite for new line info tables.
27607         (dwarf2out_init): Remove dead initailizations.
27608
27609 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
27610
27611         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
27612         various flags.
27613         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
27614         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
27615         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
27616         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
27617         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
27618         * opt-functions.awk (flag_init, switch_bit_fields): New.
27619         (switch_flags): Don't handle flags moved to bit-fields.  Don't
27620         generate CL_MISSING_OK or CL_SAVE.
27621         * optc-gen.awk: Update to generate bit-field output as well as
27622         flags field.
27623         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
27624         bit-field instead of CL_REJECT_DRIVER flag.
27625         * opts-common.c (generate_canonical_option,
27626         decode_cmdline_option): Use bit-fields instead of CL_* flags.
27627         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
27628         instead of CL_REJECT_NEGATIVE flag.
27629         * toplev.c (print_switch_values): Use cl_report bit-field instead
27630         of CL_REPORT flag.
27631
27632 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
27633
27634         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
27635         a zero minimum index only if it is redundant.
27636
27637 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
27638
27639         PR rtl-optimization/48381
27640         * ira-color.c (assign_hard_reg): Use hard reg set intersection
27641         instead of ira_class_hard_reg_index for calculating conflicting
27642         hard registers.
27643
27644 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
27645
27646         * cprop.c: Clean up hash table building.
27647         (reg_avail_info): Remove.
27648         (oprs_available_p): Remove.
27649         (record_last_reg_set_info): Remove.
27650         (record_last_set_info): Remove.
27651         (reg_available_p): New function.
27652         (gcse_constant_p): Do not treat unfolded conditions as constants.
27653         (make_set_regs_unavailable): New function.
27654         (hash_scan_set): Simplify with new reg_available_p.
27655         (compute_hash_table_work): Traverse insns stream only once.
27656         Do not compute reg_avail_info. Traverse insns in reverse order.
27657         Record implicit sets after recording explicit sets from the block.
27658
27659 2011-03-31  Michael Matz  <matz@suse.de>
27660
27661         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
27662
27663 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
27664
27665         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
27666         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
27667         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
27668         (h8300_mode_dependent_address_p): New function.
27669         (h8300_get_index): Make static.
27670
27671 2011-03-31  Jeff Law  <law@redhat.com>
27672
27673         * reload1.c (elimination_effects): Fix typo in recent change.
27674
27675         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
27676         typo potentially leading to null pointer dereference.
27677
27678         * caller-save.c (new_saved_hard_reg): Eliminate return value.
27679         (setup_save_areas): Corresponding changes to avoid useless
27680         assignments.
27681
27682         * jump.c (reversed_comparison_code_parts): Avoid successive return
27683         statements when REVERSE_CONDITION is defined.
27684
27685         * expr.c (expand_assignment): Avoid useless assignments.
27686         (expand_expr_real_1): Likewise.
27687         (expand_expr_real_2): Avoid useless statements.
27688
27689         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
27690
27691         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
27692
27693         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
27694         statements.
27695
27696         * stmt.c (expand_expr_stmt): Avoid useless assignment.
27697
27698 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
27699
27700         PR target/47109
27701         * doc/tm.texi.in (TARGET_VERSION): Remove.
27702         * doc/tm.texi: Regenerate.
27703         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
27704         * collect2.c (main): Don't use TARGET_VERSION.
27705         * mips-tdump.c (main): Don't use TARGET_VERSION.
27706         * mips-tfile.c (main): Don't use TARGET_VERSION.
27707         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
27708         * config/rs6000/vxworksae.h: Remove.
27709         * config/alpha/alpha.h (TARGET_VERSION): Remove.
27710         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
27711         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
27712         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
27713         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
27714         * config/arm/arm.h (TARGET_VERSION): Remove.
27715         * config/arm/coff.h (TARGET_VERSION): Remove.
27716         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
27717         * config/arm/elf.h (TARGET_VERSION): Remove.
27718         * config/arm/freebsd.h (TARGET_VERSION): Remove.
27719         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
27720         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
27721         * config/arm/pe.h (TARGET_VERSION): Remove.
27722         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
27723         * config/arm/semi.h (TARGET_VERSION): Remove.
27724         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
27725         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
27726         * config/arm/vxworks.h (TARGET_VERSION): Remove.
27727         * config/avr/avr.h (TARGET_VERSION): Remove.
27728         * config/bfin/bfin.h (TARGET_VERSION): Remove.
27729         * config/fr30/fr30.h (TARGET_VERSION): Remove.
27730         * config/frv/frv.h (TARGET_VERSION): Remove.
27731         * config/h8300/h8300.h (TARGET_VERSION): Remove.
27732         * config/i386/cygwin.h (TARGET_VERSION): Remove.
27733         * config/i386/darwin.h (TARGET_VERSION): Remove.
27734         * config/i386/darwin64.h (TARGET_VERSION): Remove.
27735         * config/i386/djgpp.h (TARGET_VERSION): Remove.
27736         * config/i386/freebsd.h (TARGET_VERSION): Remove.
27737         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
27738         * config/i386/gnu.h (TARGET_VERSION): Remove.
27739         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
27740         * config/i386/i386elf.h (TARGET_VERSION): Remove.
27741         * config/i386/linux.h (TARGET_VERSION): Remove.
27742         * config/i386/linux64.h (TARGET_VERSION): Remove.
27743         * config/i386/lynx.h (TARGET_VERSION): Remove.
27744         * config/i386/mingw32.h (TARGET_VERSION): Remove.
27745         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
27746         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
27747         * config/i386/netware.h (TARGET_VERSION): Remove.
27748         * config/i386/nto.h (TARGET_VERSION): Remove.
27749         * config/i386/openbsd.h (TARGET_VERSION): Remove.
27750         * config/i386/vxworks.h (TARGET_VERSION): Remove.
27751         * config/ia64/elf.h (TARGET_VERSION): Remove.
27752         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
27753         * config/ia64/hpux.h (TARGET_VERSION): Remove.
27754         * config/ia64/linux.h (TARGET_VERSION): Remove.
27755         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
27756         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
27757         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
27758         * config/lm32/lm32.h (TARGET_VERSION): Remove.
27759         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
27760         * config/m32c/m32c.h (TARGET_VERSION): Remove.
27761         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
27762         * config/m32r/m32r.h (TARGET_VERSION): Remove.
27763         * config/m68k/linux.h (TARGET_VERSION): Remove.
27764         * config/m68k/m68k.h (TARGET_VERSION): Remove.
27765         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
27766         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
27767         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
27768         * config/mep/mep.h (TARGET_VERSION): Remove.
27769         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
27770         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
27771         * config/mips/iris6.h (MACHINE_TYPE): Remove.
27772         * config/mips/linux.h (TARGET_VERSION): Remove.
27773         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
27774         * config/mips/vxworks.h (TARGET_VERSION): Remove.
27775         * config/mmix/mmix.h (TARGET_VERSION): Remove.
27776         * config/mn10300/linux.h (TARGET_VERSION): Remove.
27777         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
27778         * config/pa/pa.h (TARGET_VERSION): Remove.
27779         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
27780         * config/picochip/picochip.h (TARGET_VERSION): Remove.
27781         * config/rs6000/aix.h (TARGET_VERSION): Remove.
27782         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
27783         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
27784         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
27785         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
27786         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
27787         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
27788         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
27789         * config/rs6000/linux.h (TARGET_VERSION): Remove.
27790         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
27791         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
27792         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
27793         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
27794         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
27795         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
27796         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
27797         * config/s390/linux.h (TARGET_VERSION): Remove.
27798         * config/s390/s390.h (TARGET_VERSION): Remove.
27799         * config/s390/tpf.h (TARGET_VERSION): Remove.
27800         * config/score/score.h (TARGET_VERSION): Remove.
27801         * config/sh/linux.h (TARGET_VERSION): Remove.
27802         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
27803         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
27804         * config/sh/sh.h (TARGET_VERSION): Remove.
27805         * config/sh/sh64.h (TARGET_VERSION): Remove.
27806         * config/sh/superh.h (TARGET_VERSION): Remove.
27807         * config/sh/vxworks.h (TARGET_VERSION): Remove.
27808         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
27809         * config/sparc/linux.h (TARGET_VERSION): Remove.
27810         * config/sparc/linux64.h (TARGET_VERSION): Remove.
27811         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
27812         TARGET_NAME32, TARGET_NAME): Remove.
27813         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
27814         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
27815         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
27816         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
27817         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
27818         * config/spu/spu.h (TARGET_VERSION): Remove.
27819         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
27820         * config/v850/v850.h (TARGET_VERSION): Remove.
27821         * config/vax/linux.h (TARGET_VERSION): Remove.
27822         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
27823         * config/xtensa/elf.h (TARGET_VERSION): Remove.
27824         * config/xtensa/linux.h (TARGET_VERSION): Remove.
27825
27826 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
27827
27828         PR target/48142
27829         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
27830         frame-related from frame-unrelated adjustments to the stack pointer.
27831
27832 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
27833
27834         * common.opt (fdebug-types-section): Move earlier.
27835         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
27836
27837 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
27838
27839         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
27840         var.
27841
27842 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
27843
27844         * tree.h (CASE_CHAIN): Define.
27845         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
27846         (gimple_redirect_edge_and_branch): Likewise.
27847
27848 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
27849
27850         PR middle-end/48367
27851         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
27852         calculation.
27853
27854 2011-03-30  Jeff Law  <law@redhat.com>
27855
27856         * PR bootstrap/48371
27857         * reload1.c (reload): Fix botch in last change.
27858
27859         * reload.h (struct reload): Fix typo introduced in last change.
27860
27861 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27862
27863         * config/arm/arm.opt (mhard-float, msoft-float): Mark
27864         Undocumented.  Remove help text.
27865         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
27866         -mhard-float.
27867
27868 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
27869
27870         * doc/options.texi (NegativeAlias): Document.
27871         (Alias): Mention NegativeAlias.
27872         * opt-functions.awk: Handle NegativeAlias.
27873         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
27874         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
27875         * opts.h (CL_NEGATIVE_ALIAS): Define.
27876         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
27877         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
27878         OPT_mspe_.
27879         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
27880         Alias entries.
27881         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
27882         mno-spe and mno-isel instead of mspe=no and -misel=no.
27883
27884 2011-03-29  Mark Wielaard  <mjw@redhat.com>
27885
27886         * common.opt (fdebug-types-section): New flag.
27887         * doc/invoke.texi: Document new -fno-debug-types-section flag.
27888         * dwarf2out.c (use_debug_types): New define.
27889         (struct die_struct): Mark die_id with GTY desc use_debug_types.
27890         (print_die): Guard output of type unit signatures using
27891         use_debug_types.
27892         (build_abbrev_table): Replace assert of dwarf_version >= 4
27893         with assert on use_debug_types.
27894         (size_of_die): Likewise.
27895         (unmark_dies): Likewise.
27896         (value_format): Decide AT_ref_external form on use_debug_types.
27897         (output_die): Replace dwarf_version version check guard with
27898         use_debug_types where appropriate.
27899         (modified_type_die): Likewise.
27900         (gen_reference_type_die): Likewise.
27901         (dwarf2out_start_source_file): Likewise.
27902         (dwarf2out_end_source_file): Likewise.
27903         (prune_unused_types_walk_attribs): Likewise.
27904         (dwarf2out_finish): Likewise.
27905
27906 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
27907
27908         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
27909
27910 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27911
27912         PR rtl-optimization/48332
27913         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
27914         mode of input operand N and modeN to its actual mode.
27915
27916 2011-03-30  Jeff Law  <law@redhat.com>
27917
27918         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
27919         define accessor macro.
27920         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
27921         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
27922         (reg_equiv_init): Likewise.
27923         (reg_equivs_size): New variable.
27924         (reg_equiv_init_size): Remove.
27925         (allocate_initial_values): Move prototype to here from....
27926         * integrate.h (allocate_initial_values): Remove prototype.
27927         * integrate.c: Include reload.h.
27928         (allocate_initial_values): Corresponding changes.
27929         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
27930         (fix_reg_equiv_init, no_equiv): Corresponding changes.
27931         (update_equiv_regs): Corresponding changes.
27932         (ira): Corresponding changes.
27933         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
27934         (push_secondary_reload): Corresponding changes.
27935         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
27936         (make_memloc, find_reloads_address): Corresponding changes.
27937         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
27938         (find_reloads_address_1): Corresponding changes.
27939         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
27940         (refers_to_regno_for_reload_p): Corresponding changes.
27941         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
27942         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
27943         * reload1.c: Include ggc.h.
27944         (grow_reg_equivs): New function.
27945         (replace_pseudos_in, reload): Corresponding changes.
27946         (calculate_needs_all_insns, alter_regs): Corresponding changes.
27947         (eliminate_regs_1, elimination_effects): Corresponding changes.
27948         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
27949         (delete_output_reload): Likewise.
27950         * caller-save.c (mark_referenced_regs): Corresponding changes.
27951         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
27952         * frv/predicates.md (frv_load_operand): Corresponding changes.
27953         * microblaze/microblaze.c (double_memory_operand): Corresponding
27954         changes.
27955         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
27956         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
27957         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
27958         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
27959         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
27960         changes.
27961         * pa/pa.c (emit_move_sequence): Corresponding changes.
27962         * vax/vax.c (nonindexed_address_p): Corresponding changes.
27963
27964 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27965
27966         PR target/47551
27967         * config/arm/arm.c (coproc_secondary_reload_class): Handle
27968         structure modes.  Don't check neon_vector_mem_operand for
27969         vector or structure modes.
27970
27971 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
27972             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
27973
27974         PR target/43590
27975         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
27976         operand 1 and reshuffle the operands to match.
27977         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
27978
27979 2011-03-30  Christian Schüler  <cschueler@gmx.de>
27980
27981         PR driver/48208
27982         * config/c.opt (F): Added 'Driver' to -F option.
27983
27984         PR driver/48260
27985         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
27986           handler function.
27987         * config/darwin.opt: Added '-arch' option.
27988
27989 2011-03-30  Nick Clifton  <nickc@redhat.com>
27990
27991         * config/rx/rx.md: Add peepholes and patterns to combine
27992         extending loads and simple arithmetic instructions.
27993         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
27994         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
27995         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
27996         modes to use pre-decrement and post-increment addressing.
27997         (rx_is_restricted_memory_address): Add range checking of REG+INT
27998         addresses.
27999         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
28000         (rx_memory_move_cost): Adjust cost of stores.
28001         (rx_adjust_insn_length): New function.
28002
28003 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
28004
28005         PR c/48305
28006         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
28007         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
28008         matching arg00/arg01 types.
28009
28010 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
28011
28012         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
28013         last_location to UNKNOWN_LOCATION.
28014
28015 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
28016
28017         PR target/48349
28018         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
28019         FLOAT_SSE_REGS.
28020
28021 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
28022             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
28023
28024         PR bootstrap/48337
28025         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
28026         Init(PROCESSOR_V7).
28027         (sparc_cpu): Likewise.
28028         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
28029         PROCESSOR_V7.
28030
28031 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
28032
28033         PR target/48336
28034         PR middle-end/48342
28035         PR rtl-optimization/48345
28036         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
28037         hard regs for given mode from profitable regs when doing secondary
28038         allocation.
28039
28040 2011-03-29  Jeff Law  <law@redhat.com>
28041
28042         PR bootstrap/48327
28043         * tree-ssa-threadupdate.c (struct redirection_data): Remove
28044         do_not_duplicate field.
28045         (lookup_redirection_data): Corresponding changes.
28046         (create_duplicates): Always create a template block.
28047         (redirect_edges): Remove code which reused the original block
28048         when it was going to become unreachable code.
28049         (thread_block): Don't set do_not_duplicate field.
28050
28051 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
28052
28053         * lto-opts.c (register_user_option_p, lto_register_user_option):
28054         Make type argument unsigned.
28055         * lto-streamer.h (lto_register_user_option): Make type argument
28056         unsigned.
28057         * opth-gen.awk: Make CL_* macros unsigned.
28058         * opts-common.c (find_opt): Make lang_mask argument unsigned.
28059         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
28060         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
28061         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
28062         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
28063         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
28064         (find_opt): Make lang_mask argument unsigned.
28065
28066 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
28067
28068         PR rtl-optimization/48331
28069         PR rtl-optimization/48334
28070         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
28071         for any used algorithm.
28072
28073 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
28074
28075         * ira-conflicts.c (build_object_conflicts): Add unused attribute
28076         to parent_max.
28077
28078 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
28079
28080         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
28081         (alpha_option_override): Don't set alpha_sr_alias_set.
28082         (emit_frame_store_1): Use gen_frame_mem rather than calling
28083         set_mem_alias_set.
28084         (alpha_expand_epilogue): Ditto.
28085
28086 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
28087
28088         PR tree-optimization/48290
28089         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
28090         vectorization, check that relevant phis in the basic block after
28091         the inner loop are really inner loop's exit phis.
28092
28093 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
28094
28095         PR debug/48190
28096         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
28097         (cached_dw_loc_list_def): New structure.
28098         (cached_dw_loc_list): New typedef.
28099         (cached_dw_loc_list_table): New variable.
28100         (cached_dw_loc_list_table_hash): New function.
28101         (cached_dw_loc_list_table_eq): Likewise.
28102         (add_location_or_const_value_attribute): Take a bool cache_p.
28103         Cache the list when the parameter is true.
28104         (gen_formal_parameter_die): Update caller.
28105         (gen_variable_die): Likewise.
28106         (dwarf2out_finish): Likewise.
28107         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
28108         while generating debug info for the decl.
28109         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
28110         (dwarf2out_init): Initialize cached_dw_loc_list_table.
28111         (resolve_addr): Cache the result of resolving a chain of
28112         location lists.
28113
28114 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
28115
28116         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
28117         conflict object hard regset nodes have intersecting hard reg sets.
28118
28119         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
28120         after regstat_init_n_sets_and_refs.
28121
28122         * ira.c: Add more comments at the top.
28123         (setup_stack_reg_pressure_class, setup_pressure_classes):
28124         Add comments how we compute the register pressure classes.
28125         (setup_allocno_and_important_classes): Add more comments.
28126         (setup_class_translate_array, reorder_important_classes)
28127         (setup_reg_class_relations): Add comments.
28128
28129         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
28130         start of the file.
28131
28132         * ira-color.c: Add 2011 to the Copyright line.
28133         (assign_hard_reg):  Add more comments.
28134         (improve_allocation): Ditto.
28135
28136         * ira-costs.c: Add 2011 to the Copyright line.
28137         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
28138         comments.
28139         (setup_regno_cost_classes_by_mode): Ditto.
28140
28141         Initial patches from ira-improv branch:
28142
28143         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
28144
28145         * ira-build.c (ira_create_object): Remove initialization of
28146         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
28147         (ira_create_allocno): Remove initialization of
28148         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
28149         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
28150         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
28151         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
28152         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
28153         Initialize ALLOCNO_ADD_DATA.
28154         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
28155         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
28156         ALLOCNO_REG.
28157         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
28158         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
28159
28160         * ira.c (ira_reallocate): Remove.
28161         (setup_pressure_classes): Call
28162         ira_init_register_move_cost_if_necessary.  Use
28163         ira_register_move_cost instead of ira_get_register_move_cost.
28164         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
28165         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
28166
28167         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
28168         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
28169         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
28170         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
28171         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
28172         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
28173         Fix formatting.
28174         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
28175         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
28176         (struct allocno_color_data): New.
28177         (allocno_color_data_t): New typedef.
28178         (allocno_color_data): New definition.
28179         (ALLOCNO_COLOR_DATA): New macro.
28180         (struct object_color_data): New.
28181         (object_color_data_t): New typedef.
28182         (object_color_data): New definition.
28183         (OBJECT_COLOR_DATA): New macro.
28184         (update_copy_costs, calculate_allocno_spill_cost): Call
28185         ira_init_register_move_cost_if_necessary.  Use
28186         ira_register_move_cost instead of ira_get_register_move_cost.
28187         (move_spill_restore, update_curr_costs): Ditto.
28188         (allocno_spill_priority): Make it inline.
28189         (color_pass): Allocate and free allocno_color_dat and object_color_data.
28190         (struct coalesce_data, coalesce_data_t): New.
28191         (allocno_coalesce_data): New definition.
28192         (ALLOCNO_COALESCE_DATA): New macro.
28193         (merge_allocnos, coalesced_allocno_conflict_p): Use
28194         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
28195         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
28196         (coalesce_allocnos): Ditto.
28197         (setup_coalesced_allocno_costs_and_nums): Ditto.
28198         (collect_spilled_coalesced_allocnos): Ditto.
28199         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
28200         (setup_slot_coalesced_allocno_live_ranges): Ditto.
28201         (coalesce_spill_slots): Ditto.
28202         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
28203         free allocno_coalesce_data.
28204
28205         * ira-conflicts.c: Fix formatting.
28206         (process_regs_for_copy): Call
28207         ira_init_register_move_cost_if_necessary.  Use
28208         ira_register_move_cost instead of ira_get_register_move_cost.
28209         (build_object_conflicts): Optimize.
28210
28211         * ira-costs.c (record_reg_classes): Optimize.  Call
28212         ira_init_register_move_cost_if_necessary.  Use
28213         ira_register_move_cost, ira_may_move_in_cost, and
28214         ira_may_move_out_cost instead of ira_get_register_move_cost and
28215         ira_get_may_move_cost.
28216         (record_address_regs): Ditto.
28217         (scan_one_insn): Optimize.
28218         (find_costs_and_classes): Optimize.
28219         (process_bb_node_for_hard_reg_moves): Call
28220         ira_init_register_move_cost_if_necessary.  Use
28221         ira_register_move_cost instead of ira_get_register_move_cost.
28222
28223         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
28224         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
28225         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
28226         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
28227         definitions.
28228         (ira_initiate_emit_data, ira_finish_emit_data)
28229         (create_new_allocno): New functions.
28230         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
28231         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
28232         Use ira_register_move_cost instead of ira_get_register_move_cost.
28233
28234         * ira-int.h: Fix some comments.
28235         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
28236         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
28237         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
28238         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
28239         add_data.
28240         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
28241         bitfield after mode.  Make hard_regno a short int.  Make
28242         hard_regno short.  Remove first_coalesced_allocno and
28243         next_coalesced_allocno.  Move mem_optimized_dest_p,
28244         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
28245         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
28246         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
28247         temp, colorable_p.  Add new member add_data.
28248         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
28249         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
28250         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
28251         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
28252         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
28253         (ALLOCNO_ADD_DATA): New macro.
28254         (ira_emit_data_t): New typedef.
28255         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
28256         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
28257         from struct ira_allocno.
28258         (ALLOCNO_EMIT_DATA): New macro.
28259         (ira_allocno_emit_data, allocno_emit_reg): New.
28260         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
28261         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
28262         (OBJECT_ADD_DATA): New macro.
28263         (ira_reallocate): Remove.
28264         (ira_initiate_emit_data, ira_finish_emit_data): New.
28265         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
28266         (ira_init_register_move_cost_if_necessary): New.
28267         (ira_object_conflict_iter_next): Merge into
28268         ira_object_conflict_iter_cond.
28269         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
28270
28271         * ira-live.c (process_single_reg_class_operands): Call
28272         ira_init_register_move_cost_if_necessary.  Use
28273         ira_register_move_cost instead of ira_get_register_move_cost.
28274
28275         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
28276
28277         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
28278
28279         * ira-costs.c: Fix formatting.
28280         (cost_classes, cost_classes_num): Remove.
28281         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
28282         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
28283         (cost_classes_del, cost_classes_htab): New.
28284         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
28285         (initiate_regno_cost_classes, setup_cost_classes): New.
28286         (setup_regno_cost_classes_by_aclass): New.
28287         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
28288         (record_reg_classes): Use regno_cost_classes instead of
28289         cost_classes.  Move checking opposite operand up.
28290         (record_address_regs): Use regno_cost_classes
28291         instead of cost_classes.
28292         (scan_one_insn): Ditto.  Use always general register.
28293         (print_allocno_costs): Use regno_cost_classes instead of
28294         cost_classes.
28295         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
28296         (find_costs_and_classes): Set up cost classes for each registers.
28297         Use also their mode for this.  Use regno_cost_classes instead of
28298         cost_classes.
28299         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
28300         cost_classes.
28301         (free_ira_costs, ira_init_costs): Don't use cost_classes.
28302         (ira_costs, ira_set_pseudo_classes): Call
28303         initiate_regno_cost_classes and finish_regno_cost_classes.
28304
28305         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
28306
28307         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
28308
28309         * target.def (ira_cover_classes): Remove.
28310
28311         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
28312
28313         * doc/tm.texi.in: Ditto.
28314
28315         * ira-conflicts.c: Remove mentioning cover classes from the file.
28316         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
28317         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
28318
28319         * targhooks.c (default_ira_cover_classes): Remove.
28320
28321         * targhooks.h (default_ira_cover_classes): Ditto.
28322
28323         * haifa-sched.c: Remove mentioning cover classes from the file.
28324         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
28325         ira_pressure_classes and ira_pressure_classes_num instead of
28326         ira_reg_class_cover_size and ira_reg_class_cover.  Use
28327         sched_regno_pressure_class instead of sched_regno_cover_class.
28328         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
28329         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28330
28331         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
28332         classes from the file.
28333         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
28334         (struct object_hard_regs, struct object_hard_regs_node): New.
28335         (struct ira_object): New members profitable_hard_regs,
28336         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
28337         (struct ira_allocno): Rename cover_class to aclass.  Rename
28338         cover_class_cost and updated_cover_class_cost to class_cost and
28339         updated_class_cost.  Remove splay_removed_p and
28340         left_conflict_size.  Add new members colorable_p.
28341         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
28342         (ALLOCNO_COLORABLE_P): New macro.
28343         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
28344         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
28345         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
28346         (OBJECT_...): Rename parameter C to O.
28347         (OBJECT_PROFITABLE_HARD_REGS): New macro.
28348         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
28349         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
28350         (struct target_ira_int): New members x_ira_max_memory_move_cost,
28351         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
28352         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
28353         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
28354         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
28355         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
28356         x_ira_reg_class_subunion.
28357         (ira_max_memory_move_cost, ira_max_register_move_cost)
28358         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
28359         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
28360         (ira_important_class_nums, ira_reg_class_superunion): New macros.
28361         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
28362         (ira_reg_class_union): Rename to ira_reg_class_subunion.
28363         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
28364         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
28365         (ira_tune_allocno_costs_and_cover_classes): Rename to
28366         ira_tune_allocno_costs.
28367         (ira_debug_hard_regs_forest): New.
28368         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
28369         (ira_object_conflict_iter_next): Fix comments.
28370         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
28371         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
28372         cover_class to aclass.
28373         (ira_allocate_and_accumulate_costs): Ditto.
28374         (ira_allocate_and_set_or_copy_costs): Ditto.
28375
28376         * opts.c (decode_options): Remove ira_cover_class check.
28377
28378         * ira-color.c: Remove mentioning cover classes from the file.  Use
28379         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
28380         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
28381         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
28382         (splay-tree.h): Remove include.
28383         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
28384         before copy_freq_compare_func.
28385         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
28386         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
28387         New definitions.
28388         (hard_regs_roots, hard_regs_node_vec): Ditto.
28389         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
28390         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
28391         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
28392         (create_new_object_hard_regs_node): Ditto.
28393         (add_new_object_hard_regs_node_to_forest): Ditto.
28394         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
28395         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
28396         Ditto.
28397         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
28398         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
28399         (remove_unused_object_hard_regs_nodes): Ditto.
28400         (enumerate_object_hard_regs_nodes): Ditto.
28401         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
28402         (object_hard_regs_subnode_t): Ditto.
28403         (struct object_hard_regs_subnode): Ditto.
28404         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
28405         (setup_object_hard_regs_subnode_index): Ditto.
28406         (get_object_hard_regs_subnodes_num): Ditto.
28407         (form_object_hard_regs_nodes_forest): Ditto.
28408         (finish_object_hard_regs_nodes_tree): Ditto.
28409         (finish_object_hard_regs_nodes_forest): Ditto.
28410         (allocnos_have_intersected_live_ranges_p): Rename to
28411         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
28412         (pseudos_have_intersected_live_ranges_p): Rename to
28413         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
28414         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
28415         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
28416         (update_copy_costs): Remove assert.  Skip cost update if the hard
28417         reg does not belong the class.
28418         (assign_hard_reg): Process only profitable hard regs.
28419         (uncolorable_allocnos_num): Make it scalar.
28420         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
28421         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
28422         and ira_reg_class_max_nregs.
28423         (bucket_allocno_compare_func): Check frequency first.
28424         (sort_bucket): Add compare function as a parameter.
28425         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
28426         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
28427         (push_allocno_to_stack): Rewrite for checking new allocno
28428         colorability.
28429         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
28430         (push_only_colorable): Pass new parameter to sort_bucket.
28431         (push_allocno_to_spill): Remove.
28432         (allocno_spill_priority_compare): Make it inline and rewrite.
28433         (splay_tree_allocate, splay_tree_free): Remove.
28434         (allocno_spill_sort_compare): New function.
28435         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
28436         build and use splay tree.  Choose first allocno in uncolorable
28437         allocno bucket to spill.  Remove setting spill cost.
28438         (all_conflicting_hard_regs): Remove.
28439         (setup_allocno_available_regs_num): Check only profitable hard
28440         regs.  Print info about hard regs nodes.
28441         (setup_allocno_left_conflicts_size): Remove.
28442         (put_allocno_into_bucket): Don't call
28443         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
28444         (improve_allocation): New.
28445         (color_allocnos): Call setup_profitable_hard_regs,
28446         form_object_hard_regs_nodes_forest, improve_allocation,
28447         finish_object_hard_regs_nodes_forest.  Setup spill cost.
28448         (print_loop_title): Use pressure classes.
28449         (color_allocnso): Ditto.
28450         (do_coloring): Remove allocation and freeing splay_tree_node_pool
28451         and allocnos_for_spilling.
28452         (ira_sort_regnos_for_alter_reg): Don't setup members
28453         {first,next}_coalesced_allocno.
28454         (color): Remove allocating and freeing removed_splay_allocno_vec.
28455         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
28456         prohibited_class_mode_regs.
28457
28458         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
28459         formatting.
28460         (update_allocno_pressure_excess_length): Use pressure classes.
28461         (inc_register_pressure, dec_register_pressure): Check for pressure
28462         class.
28463         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
28464         pressure class.  Use ira_reg_class_nregs instead of
28465         ira_reg_class_max_nregs.
28466         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
28467         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
28468         (single_reg_class): Use ira_reg_class_nregs instead of
28469         ira_reg_class_max_nregs.
28470         (process_bb_node_lives): Use pressure classes.
28471
28472         * ira-emit.c: Remove mentioning cover classes from the file.  Use
28473         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
28474         (change_loop): Use pressure classes.
28475         (modify_move_list): Call ira_set_allocno_class instead of
28476         ira_set_allocno_cover_class.
28477
28478         * ira-build.c: Remove mentioning cover classes from the file.  Use
28479         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
28480         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
28481         ALLOCNO_UPDATED_CLASS_COST instead of
28482         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
28483         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
28484         (ira_create_allocno): Remove initialization of
28485         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
28486         ALLOCNO_COLORABLE_P.
28487         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
28488         Update conflict regs for the objects.
28489         (create_cap_allocno): Remove assert.  Don't propagate
28490         ALLOCNO_AVAILABLE_REGS_NUM.
28491         (ira_free_allocno_costs): New function.
28492         (finish_allocno): Change a part of code into call of
28493         ira_free_allocno_costs.
28494         (low_pressure_loop_node_p): Use pressure classes.
28495         (object_range_compare_func): Don't compare classes.
28496         (setup_min_max_conflict_allocno_ids): Ditto.
28497
28498         * loop-invariant.c: Remove mentioning cover classes from the file.
28499         Use ira_pressure_classes and ira_pressure_classes_num instead of
28500         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
28501         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
28502         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28503         Use reg_allocno_class instead of reg_cover_class.
28504         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
28505         STACK_REG_COVER_CLASS.
28506         (get_regno_cover_class): Rename to get_regno_pressure_class.
28507         (move_loop_invariants): Initialize and finalize regstat.
28508
28509         * ira.c: Remove mentioning cover classes from the file.  Add
28510         comments about coloring without cover classes.  Use ALLOCNO_CLASS
28511         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
28512         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
28513         setup_class_subset_and_memory_move_costs.
28514         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
28515         (setup_cover_and_important_classes): Rename to
28516         setup_allocno_and_important_classes.
28517         (setup_class_translate_array): New.
28518         (setup_class_translate): Call it for allocno and pressure classes.
28519         (cover_class_order): Rename to allocno_class_order.
28520         (comp_reg_classes_func): Use ira_allocno_class_translate instead
28521         of ira_class_translate.
28522         (reorder_important_classes): Set up ira_important_class_nums.
28523         (setup_reg_class_relations): Set up ira_reg_class_superunion.
28524         (print_class_cover): Rename to print_classes.  Add parameter.
28525         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
28526         Print pressure classes too.
28527         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
28528         setup_reg_subclasses.
28529         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
28530         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
28531         (setup_prohibited_class_mode_regs): Use
28532         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
28533         (clarify_prohibited_class_mode_regs): New function.
28534         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
28535         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
28536         (ira_init_once): Initialize them.
28537         (free_register_move_costs): Process them.
28538         (ira_init): Move calls of find_reg_classes and
28539         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
28540         Call clarify_prohibited_class_mode_regs.
28541         (ira_no_alloc_reg): Remove.
28542         (too_high_register_pressure_p): Use pressure classes.
28543
28544         * sched-deps.c: Remove mentioning cover classes from the file.
28545         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
28546         ira_pressure_classes and ira_pressure_classes_num instead of
28547         ira_reg_class_cover_size and ira_reg_class_cover.
28548         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
28549         sched_regno_pressure_class instead of sched_regno_cover_class.
28550         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
28551         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
28552
28553         * ira.h: Add 2010 to Copyright.
28554         (ira_no_alloc_reg): Remove external.
28555         (struct target_ira): Rename x_ira_hard_regno_cover_class,
28556         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
28557         x_ira_class_translate to x_ira_hard_regno_allocno_class,
28558         x_ira_allocno_classes_num, x_ira_allocno_classes, and
28559         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
28560         x_ira_pressure_classes, x_ira_pressure_class_translate, and
28561         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
28562         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
28563         x_ira_no_alloc_regs.
28564         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
28565         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
28566         ira_allocno_classes_num and ira_allocno_classes.
28567         (ira_class_translate): Rename to ira_allocno_class_translate.
28568         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
28569         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
28570         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
28571         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
28572         (ira_no_alloc_regs): New.
28573
28574         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
28575         classes from the file.  Use ALLOCNO_CLASS instead of
28576         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
28577         ALLOCNO_COVER_CLASS_COST.
28578         (regno_cover_class): Rename to regno_aclass.
28579         (record_reg_classes): Use ira_reg_class_subunion instead of
28580         ira_reg_class_union.
28581         (record_address_regs): Check overflow.
28582         (scan_one_insn): Ditto.
28583         (print_allocno_costs): Print total mem cost fore regional allocation.
28584         (print_pseudo_costs): Use REG_N_REFS.
28585         (find_costs_and_classes): Use classes intersected with them on the
28586         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
28587         ira_reg_class_union.  Use ira_allocno_class_translate and
28588         regno_aclass instead of ira_class_translate and regno_cover_class.
28589         Modify code for finding regno_aclass.  Setup preferred classes for
28590         the next pass.
28591         (setup_allocno_cover_class_and_costs): Rename to
28592         setup_allocno_class_and_costs.  Use regno_aclass instead of
28593         regno_cover_class.  Use ira_set_allocno_class instead of
28594         ira_set_allocno_cover_class.
28595         (init_costs, finish_costs): Use regno_aclass instead of
28596         regno_cover_class.
28597         (ira_costs): Use setup_allocno_class_and_costs instead of
28598         setup_allocno_cover_class_and_costs.
28599         (ira_tune_allocno_costs_and_cover_classes): Rename to
28600         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
28601         by processing objects.  Use ira_reg_class_max_nregs instead of
28602         ira_reg_class_nregs.
28603
28604         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
28605
28606         * sched-int.h: Remove mentioning cover classes from the file.
28607         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
28608
28609         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
28610         classes from the file.
28611         (struct reg_pref): Rename coverclass into allocnoclass.
28612         (reg_cover_class): Rename to reg_allocno_class.
28613
28614         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
28615
28616         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
28617
28618         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
28619
28620         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
28621
28622         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
28623
28624         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
28625
28626         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
28627
28628         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
28629
28630         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
28631
28632         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
28633
28634         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
28635         (i386_ira_cover_classes): Ditto.
28636
28637         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
28638
28639         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
28640
28641         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
28642
28643         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
28644
28645         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
28646
28647         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
28648
28649         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
28650         (mips_ira_cover_classes): Ditto.
28651
28652         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
28653
28654         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
28655
28656         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
28657
28658         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
28659
28660         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
28661
28662         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
28663         (IRA_COVER_CLASSES_VSX): Ditto.
28664
28665         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
28666         (rs6000_ira_cover_classes): Ditto.
28667
28668         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
28669
28670         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
28671
28672         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
28673
28674         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
28675
28676         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
28677
28678         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
28679
28680         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
28681
28682         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
28683
28684         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
28685
28686         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
28687
28688 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
28689
28690         PR debug/48253
28691         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
28692         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
28693         dw_fde_unlikely_section_end_label, cold_in_std_section,
28694         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
28695         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
28696         fields.
28697         (output_fde): Use dw_fde_second_{begin,end} if second is
28698         true, otherwise dw_fde_{begin,end}.
28699         (output_call_frame_info): Test dw_fde_second_begin != NULL
28700         instead of dw_fde_switched_sections.
28701         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
28702         fields, initialize new fields.  Initialize in_std_section
28703         unconditionally from the first partition.
28704         (dwarf2out_end_epilogue): Don't override dw_fde_end when
28705         dw_fde_second_begin is non-NULL.
28706         (dwarf2out_switch_text_section): Stop initializing removed
28707         dw_fde_struct fields, initialize new fields, initialize
28708         also dw_fde_end here.  Set dw_fde_switch_cfi even when
28709         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
28710         (struct var_loc_list_def): Add last_before_switch field.
28711         (arange_table, arange_table_allocated, arange_table_in_use,
28712         ARANGE_TABLE_INCREMENT, add_arange): Removed.
28713         (size_of_aranges): Count !in_std_section and !second_in_std_section
28714         hunks in fdes, instead of looking at arange_table_in_use.
28715         (output_aranges): Add aranges_length argument, don't call
28716         size_of_aranges here.  Instead of using aranges_table*
28717         emit ranges for fdes when !in_std_section resp.
28718         !second_in_std_section.
28719         (dw_loc_list): Break ranges crossing section switch.
28720         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
28721         use dw_fde_second_end instead of dw_fde_end as end of last range.
28722         (gen_subprogram_die): Don't call add_arange.  Use
28723         dw_fde_{begin,end} for first partition and if switched
28724         section dw_fde_second_{begin,end} for the second.
28725         (var_location_switch_text_section_1,
28726         var_location_switch_text_section): New functions.
28727         (dwarf2out_begin_function): Initialize cold_text_section even
28728         when function_section () isn't text_section.
28729         (prune_unused_types): Don't walk arange_table.
28730         (dwarf2out_finish): Don't needlessly test
28731         flag_reorder_blocks_and_partition when testing cold_text_section_used.
28732         If info_section_emitted, call size_of_aranges and if it indicates
28733         non-empty .debug_aranges, call output_aranges with the computed
28734         size.  Stop using removed dw_fde_struct fields, use
28735         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
28736         for second.
28737
28738         PR debug/48203
28739         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
28740         create ENTRY_VALUE if incoming or address of incoming's MEM
28741         is a hard REG.
28742         * dwarf2out.c (mem_loc_descriptor): Don't emit
28743         DW_OP_GNU_entry_value of DW_OP_fbreg.
28744         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
28745         on ENTRY_VALUE is able to find the canonical parameter VALUE.
28746         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
28747         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
28748         ENTRY_VALUE_EXPs.
28749         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
28750         is a REG_P or MEM_P with REG_P address, compute hash directly
28751         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
28752         (preserve_only_constants): Don't clear VALUES forwaring
28753         ENTRY_VALUE to some other VALUE.
28754
28755 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
28756
28757         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
28758         instead of GEN_INT.
28759
28760 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
28761
28762         * cfgexpand.c (expand_gimple_cond): Always set the source location and
28763         block before expanding the statement.
28764         (expand_gimple_stmt_1): Likewise.  Set them here...
28765         (expand_gimple_stmt): ...and not here.  Tidy.
28766         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
28767         unknown.
28768
28769 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
28770
28771         * Makefile.in: New rule for cprop.o.
28772         * gcse.c: Move constant/copy propagation to cprop.c.
28773         (compute_local_properties): Only handle expression tables.
28774         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
28775         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
28776         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
28777         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
28778         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
28779         compute_cprop_data, find_used_regs, try_replace_reg,
28780         find_avail_set, cprop_jump, constprop_register, cprop_insn,
28781         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
28782         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
28783         find_bypass_set, reg_killed_on_edge, bypass_block,
28784         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
28785         execute_rtl_cprop, pass_rtl_cprop): Move to...
28786         * cprop.c: ...here.  New file, constant/copy propagation for RTL
28787         moved from gcse.c to here with minor cleanups in duplicated code.
28788
28789 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
28790
28791         * config/i386/i386.c (flag_opts): Fix a typo in
28792         -mavx256-split-unaligned-store.
28793
28794 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
28795
28796         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
28797         LIBCALL_VALUE): Remove macros.
28798         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
28799         TARGET_FUNCTION_VALUE_REGNO_P): Define.
28800         (h8300_function_value, h8300_libcall_value,
28801         h8300_function_value_regno_p): New functions.
28802
28803 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
28804
28805         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
28806
28807 2011-03-28  Jeff Law  <law@redhat.com>
28808
28809         * tree-ssa-threadupdate.c (redirect_edges): Call
28810         create_edge_and_update_destination_phis as needed.
28811         (create_edge_and_update_destination_phis): Accept new BB argument.
28812         All callers updated.
28813         (thread_block): Do not update the profile when threading around
28814         intermediate blocks.
28815         (thread_single_edge): Likewise.
28816         (determine_bb_domination_status): If BB is not a successor of the
28817         loop header, return NONDOMINATING.
28818         (register_jump_thread): Note when we register a jump thread around
28819         an intermediate block.
28820         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
28821         (thread_across_edge): Use it.
28822
28823 2011-03-28  Tristan Gingold  <gingold@adacore.com>
28824
28825         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
28826         when for_return is 2.
28827
28828 2011-03-28  Jeff Law  <law@redhat.com>
28829
28830         * var-tracking.c (canonicalize_values_mark): Delete unused
28831         lhs assignment.
28832         (canonicalize_values_star, set_variable_part): Likewise.
28833         (clobber_variable_part, delete_variable_part): Likewise.
28834
28835 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
28836
28837         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
28838
28839 2011-03-28  Martin Jambor  <mjambor@suse.cz>
28840
28841         * tree-inline.c (expand_call_inline): Do not check that destination
28842         node is analyzed.
28843         (optimize_inline_calls): Assert that destination node is analyzed.
28844         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
28845         not call tree_lowering_passes.
28846         * cgraph.h (cgraph_analyze_function): Declare.
28847         * cgraphunit.c (cgraph_analyze_function): Make public.
28848
28849 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
28850
28851         * config/sparc/sparc-opts.h: New.
28852         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
28853         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
28854         (sparc_option_override): Store processor_type enumeration rather
28855         than string in cpu_default.  Remove name and enumeration from
28856         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
28857         without using sparc_select.  Use target_flags_explicit instead of
28858         fpu_option_set.
28859         * config/sparc/sparc.h (enum processor_type): Move to
28860         sparc-opts.h.
28861         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
28862         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
28863         HeaderInclude entry.
28864         (mcpu=, mtune=): Use Var and Enum.
28865         (sparc_processor_type): New Enum and EnumValue entries.
28866
28867 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
28868             Iain Sandoe  <iains@gcc.gnu.org>
28869
28870         PR target/48245
28871         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
28872
28873 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
28874
28875         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
28876         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
28877         Insert new statements at it in lieu of STMT.
28878         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
28879         * tree-vect-stmts.c (vectorizable_store): Likewise.
28880         (vectorizable_load): Likewise.
28881
28882 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
28883
28884         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
28885         (divtf3): Ditto.
28886         (multf3): Ditto.
28887         (subtf3): Ditto.
28888
28889 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
28890
28891         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
28892         unaligned 256bit load/store.
28893         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
28894         (*avx_movdqu<avxmodesuffix>): Likewise.
28895
28896 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28897
28898         PR target/48288
28899         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
28900         * config/pa/pa.md (iordi3): Use new predicate in expander.
28901         (iorsi3): Likewise.
28902
28903 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
28904
28905         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
28906         FUNCTION_VALUE_REGNO_P): Remove macros.
28907         * config/mips/mips-protos.h (mips_function_value): Remove.
28908         * config/mips/mips.c (mips_function_value): Rename to...
28909         (mips_function_value_1): ... this. Make static.  Handle receiving
28910         the function type in 'fn_decl_or_type' argument.
28911         (mips_function_value, mips_libcall_value,
28912         mips_function_value_regno_p): New function.
28913         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
28914         TARGET_FUNCTION_VALUE_REGNO_P): Define.
28915
28916 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
28917
28918         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
28919         and -mavx256-split-unaligned-store.
28920         (ix86_option_override_internal): Split 32-byte AVX unaligned
28921         load/store by default.
28922         (ix86_avx256_split_vector_move_misalign): New.
28923         (ix86_expand_vector_move_misalign): Use it.
28924
28925         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
28926         -mavx256-split-unaligned-store.
28927
28928         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
28929         256bit load/store.  Generate unaligned store on misaligned memory
28930         operand.
28931         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
28932         256bit load/store.
28933         (*avx_movdqu<avxmodesuffix>): Likewise.
28934
28935         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
28936         -mavx256-split-unaligned-store.
28937
28938 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
28939
28940         PR target/38598
28941         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
28942         Update commentary.
28943
28944 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
28945
28946         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
28947         opno arguments with an expand_operand.  Use create_input_operand.
28948         (mips_prepare_builtin_target): Delete.
28949         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
28950         functions.
28951         (mips_expand_builtin_direct): Use create_output_operand and
28952         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
28953         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
28954         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
28955
28956 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
28957
28958         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
28959         function.
28960         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
28961
28962 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
28963
28964         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
28965         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
28966         basic blocks and call commit_edge_insertions directly.
28967         (fixup_abnormal_edges): Move from here to...
28968         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
28969         on the edges and return whether some have actually been inserted.
28970         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
28971         compensation code.
28972
28973 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
28974
28975         PR rtl-optimization/48144
28976         * sel-sched-ir.c (merge_history_vect): Factor out from ...
28977         (merge_expr_data): ... here.
28978         (av_set_intersect): Rename to av_set_code_motion_filter.
28979         Update all callers.  Call merge_history_vect when an expression
28980         is found in both sets.
28981         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
28982
28983 2011-03-26  Alan Modra  <amodra@gmail.com>
28984
28985         * config/rs6000/predicates.md (word_offset_memref_op): Handle
28986         cmodel medium addresses.
28987         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
28988         64-bit gpr loads and stores.
28989         (rs6000_secondary_reload_ppc64): New function.
28990         * config/rs6000/rs6000-protos.h: Declare it.
28991         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
28992
28993 2011-03-26  Alan Modra  <amodra@gmail.com>
28994
28995         PR target/47487
28996         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
28997         GNU Go in traceback table.
28998
28999 2011-03-25  Richard Henderson  <rth@redhat.com>
29000
29001         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
29002         if there are exactly 6 operands.
29003         (set_storage_via_setmem): Similarly.
29004
29005 2011-03-25  Kai Tietz  <ktietz@redhat.com>
29006
29007         * collect2.c (write_c_file_stat): Handle backslash
29008         as right-hand directory separator.
29009         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
29010         checking just for slash.
29011         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
29012         instead of checking for trailing slash.
29013         * gcc.c (record_temp_file): Use filename_cmp instead
29014         of strcmp.
29015         (do_spec_1): Likewise.
29016         (replace_outfile_spec_function): Likewise.
29017         (is_directory): Use filename_ncmp instead of strncmp.
29018         (print_multilib_info): Likewise.
29019         * gcov.c (find_source): Use filename_cmp instead
29020         instead of strcmp.
29021         (make_gcov_file_name): Fix order of slash/backslash
29022         checks.
29023         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
29024         (add_standard_paths): Likewise.
29025         * mips-tfile.c (saber_stop): Handle backslash.
29026         * prefix.c (update_path): Use filename_ncmp instead of
29027         strncmp.
29028         * profile.c (output_location): Use filename_cmp instead
29029         of strcmp.
29030         * read-md.c (handle_toplevel_file): Handle backslash.
29031         * tlink.c (frob_extension):  Likewise.
29032         * tree-cfg.c (same_line_p): Use filename_cmp instead of
29033         strcmp.
29034         * tree-dump.c (dequeue_and_dump): Handle backslash.
29035         * tree.c (get_file_function_name): Likewise.
29036         * gengtype.c (read_input_list): Likewise.
29037         (get_file_realbasename): Likewise.
29038         (get_output_file_with_visibility): Use filename_cmp
29039         instead of strcmp.
29040
29041 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
29042
29043         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
29044         case to VFPv1.
29045
29046 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
29047
29048         * fold-const.c (expr_location_or): New function.
29049         (fold_truth_not_expr): Call it.
29050
29051 2011-03-25  Jeff Law  <law@redhat.com>
29052
29053         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
29054         va_end.
29055         * c-family/c-common.c (def_fn_type): Likewise.
29056         * emit-rtl.c (gen_rtvec): Likewise.
29057         * lto/lto-lang.c (def_fn_type): Likewise.
29058
29059 2011-03-25  Richard Guenther  <rguenther@suse.de>
29060
29061         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
29062         also generate copies.
29063         (fini_copy_prop): Handle constant values properly.
29064
29065 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
29066
29067         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
29068         mode size instead of bitsize with DWARF2_ADDR_SIZE.
29069         (hash_loc_operands, compare_loc_operands): Handle
29070         DW_OP_GNU_entry_value.
29071
29072 2011-03-25  Kai Tietz  <ktietz@redhat.com>
29073
29074         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
29075         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
29076         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
29077         comment and use macro TARGET_64BIT_MS_ABI instead.
29078         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
29079         and change default behavior for 32-bit MS_ABI.
29080         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
29081         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
29082         32-bit, too.
29083         (ix86_cfun_abi): Likewise.
29084         (ix86_maybe_switch_abi): Adjust comment.
29085         (init_cumulative_args): Check for bit-ness in MS_ABI case.
29086         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
29087         instead of checking for SYSV_ABI.
29088         (ix86_nsaved_sseregs): Likewise.
29089         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
29090         to 16 bytes.
29091         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
29092         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
29093         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
29094         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
29095         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
29096
29097 2011-03-25  Richard Guenther  <rguenther@suse.de>
29098
29099         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
29100         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
29101         (verify_gimple): Remove.
29102         * tree-cfg.c (verify_gimple_call): Merge verification
29103         from verify_stmts.
29104         (verify_gimple_phi): Merge verification from verify_stmts.
29105         (verify_gimple_label): New function.
29106         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
29107         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
29108         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
29109         (verify_stmts): Rename to verify_gimple_in_cfg.
29110         (verify_gimple_in_cfg): New function.
29111         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
29112         * tree-ssa.c (verify_ssa): Likewise.
29113         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
29114
29115 2011-03-25  Richard Guenther  <rguenther@suse.de>
29116
29117         * passes.c (init_optimization_passes): Add FRE pass after
29118         early SRA.
29119
29120 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
29121             Andrew Stubbs  <ams@codesourcery.com>
29122
29123         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
29124         for Cortex-A8.
29125         (arm_movdi_vfp_cortexa8): New pattern.
29126         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
29127         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
29128         instructions when tuning for Cortex-A8.  Set attribute "arch".
29129         * config/arm/arm.md: Move include arm-tune.md up a bit.
29130         (define_attr "arch"): Add "onlya8" and "nota8" values.
29131         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
29132
29133 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
29134
29135         PR bootstrap/48282
29136         Revert:
29137         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29138
29139         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
29140         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
29141         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
29142         * passes.c (init_optimization_passes): Move
29143         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
29144
29145 2011-03-25  Kai Tietz  <ktietz@redhat.com>
29146
29147         * c-typeck.c (comptypes_internal): Replace target
29148         hook call of comp_type_attributes by version in tree.c file.
29149         * gimple.c (gimple_types_compatible_p_1): Likewise.
29150         * tree-ssa.c (useless_type_conversion_p): Likewise.
29151         * tree.c (build_type_attribute_qual_variant): Likewise.
29152         (attribute_value_equal): New static helper function.
29153         (comp_type_attributes): New function.
29154         (merge_attributes): Use attribute_value_equal for comparison.
29155         (attribute_list_contained): Likewise.
29156         * tree.h (comp_type_attributes): New prototype.
29157
29158 2011-03-25  Richard Guenther  <rguenther@suse.de>
29159
29160         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
29161         of complex types at -O0.
29162         (verify_gimple_assign_binary): Likewise.
29163         (verify_gimple_assign_ternary): Likewise.
29164
29165 2011-03-24  Mark Wielaard  <mjw@redhat.com>
29166
29167         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
29168         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
29169
29170 2011-03-24  Mark Wielaard  <mjw@redhat.com>
29171
29172         PR debug/48041
29173         * dwarf2out.c (output_abbrev_section): Only write table when
29174         abbrev_die_table_in_use > 1.
29175
29176 2011-02-24  Richard Henderson  <rth@redhat.com>
29177
29178         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
29179         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
29180         (alpha_expand_unaligned_load_words): Use extql.
29181         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
29182         (emit_insxl): Handle all modes for consistency.
29183
29184 2011-02-24  Richard Henderson  <rth@redhat.com>
29185
29186         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
29187         (alpha_expand_unaligned_load): Likewise.
29188         (alpha_expand_unaligned_store): Likewise.
29189         (alpha_expand_unaligned_load_words): Likewise.
29190         (alpha_expand_unaligned_store_words): Likewise.
29191         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
29192         (alpha_split_lock_test_and_set_12): Likewise.
29193         (print_operand, alpha_fold_builtin_extxx): Likewise.
29194         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
29195         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
29196         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
29197         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
29198         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
29199         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
29200         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
29201         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
29202         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
29203         (extwl, extll, extql): Similarly.
29204         (inswh, inslh, insqh): Similarly.
29205         (mskbl, mskwl, mskll, mskql): Similarly.
29206         (mskwh, msklh, mskqh): Similarly.
29207
29208 2011-02-24  Richard Henderson  <rth@redhat.com>
29209
29210         * config/alpha/alpha.md (attribute isa): Add er, ner.
29211         (attribute enabled): Handle them.
29212         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
29213
29214 2011-02-24  Richard Henderson  <rth@redhat.com>
29215
29216         * config/alpha/alpha.md (attribute isa): Add vms.
29217         (attribute enabled): Handle it.
29218         (*movsf): Merge *movsf_{nofix,fix,nofp}.
29219         (*movdf): Merge *movdf_{nofix,fix,nofp}.
29220         (*movtf): Rename from *movtf_internal for consistency.
29221         (*movsi): Merge with *movsi_nt_vms.
29222         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
29223         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
29224         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
29225         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
29226
29227 2011-02-24  Richard Henderson  <rth@redhat.com>
29228
29229         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
29230         (extendqisi2, extendhisi2): Likewise.
29231         (extendqidi2): Simplify BWX/non-BWX expansions.
29232         (extendhidi2): Similarly.
29233
29234 2011-02-24  Richard Henderson  <rth@redhat.com>
29235
29236         * config/alpha/alpha.md (attribute isa): New.
29237         (attribute enabled): New.
29238         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
29239         (zero_extendqisi2, zero_extendqidi2): Similarly.
29240         (zero_extendhisi2, zero_extendhidi2): Similarly.
29241         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
29242
29243 2011-02-24  Richard Henderson  <rth@redhat.com>
29244
29245         * config/alpha/predicates.md (input_operand): Revert last change;
29246         update comment to mention 32-bit VMS rather than Windows.
29247
29248 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29249
29250         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
29251         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
29252         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
29253         * passes.c (init_optimization_passes): Move
29254         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
29255
29256 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29257
29258         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
29259
29260 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
29261
29262         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
29263         correctly.
29264
29265 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
29266
29267         PR debug/48204
29268         * simplify-rtx.c (simplify_const_unary_operation): Call
29269         real_convert when changing mode class with FLOAT_EXTEND.
29270
29271 2011-03-24  Nick Clifton  <nickc@redhat.com>
29272
29273         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
29274         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
29275         * config/rx/rx.c (rx_option_override): Set align_jumps,
29276         align_loops and align_labels if not set by the user.
29277         (rx_align_for_label): New function.
29278         (rx_max_skip_for_label): New function.
29279         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
29280         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
29281         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
29282         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
29283         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
29284
29285 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29286
29287         PR rtl-optimization/48263
29288         * optabs.c (expand_binop_directly): Reinstate convert_modes code
29289         and original commutative_p handling.  Use maybe_gen_insn.
29290
29291 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29292
29293         * reload.c (find_reloads_subreg_address): Add address_reloaded
29294         parameter and return true there if the full address has been
29295         reloaded.
29296         (find_reloads_toplev): Pass address_reloaded flag.
29297         (find_reloads_address_1): Don't use address_reloaded parameter.
29298
29299 2011-03-24  Jeff Law  <law@redhat.com>
29300
29301         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
29302         unused variable "ann".
29303         (remove_unused_locals): Likewise.
29304
29305         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
29306         statement.
29307
29308         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
29309         after it is freed.
29310
29311 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29312
29313         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
29314         for invalid symbolic addresses.
29315         (s390_secondary_reload): Don't use s390_check_symref_alignment for
29316         larl operands.
29317
29318 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29319
29320         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
29321         the argument in calls to fold_truth_not_expr.
29322
29323 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29324
29325         * tree.c (record_node_allocation_statistics): New function.
29326         (make_node_stat, copy_node_stat, build_string): Call it.
29327         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
29328         (build1_stat, build_omp_clause): Likewise.
29329
29330 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29331
29332         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
29333         last commit.
29334
29335 2011-03-24  Richard Guenther  <rguenther@suse.de>
29336
29337         PR tree-optimization/48271
29338         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
29339         blocks that still exist.
29340
29341 2011-03-24  Richard Guenther  <rguenther@suse.de>
29342
29343         PR tree-optimization/48270
29344         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
29345         not free datarefs before ddrs.
29346
29347 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
29348
29349         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
29350         from the address built for a reference with variable offset.
29351
29352 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
29353
29354         PR target/48237
29355         * config/i386/i386.md (*movdf_internal_rex64): Do not split
29356         alternatives that can be handled with movq or movabsq insn.
29357         (*movdf_internal): Disable for !TARGET_64BIT.
29358         (*movdf_internal_nointeger): Ditto.
29359         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
29360
29361 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
29362
29363         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
29364         (FUNCTION_ARG_ADVANCE): Likewise.
29365         * tm.texi.in: Change references to them to hook references.
29366         * tm.texi: Regenerate.
29367         * targhooks.c (default_function_arg): Eliminate check for target macro.
29368         (default_function_incoming_arg): Likewise.
29369         (default_function_arg_advance): Likewise.
29370         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
29371         (function_arg_advance): Likewise.
29372         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
29373
29374 2011-03-24  Richard Guenther  <rguenther@suse.de>
29375
29376         PR middle-end/48269
29377         * tree-object-size.c (addr_object_size): Do not double-account
29378         for MEM_REF offsets.
29379
29380 2011-03-24  Diego Novillo  <dnovillo@google.com>
29381
29382         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
29383         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
29384         (lto_input_data_block): Move from lto-opts.c.  Make extern.
29385         Update all users.
29386         (lto_input_string): Rename from input_string.  Make extern.
29387         Update all users.
29388         * lto-streamer-out.c (lto_output_string_with_length): Rename from
29389         output_string_with_length.
29390         Output 0 to indicate a non-NULL string.  Update all callers to
29391         not emit 0.
29392         (lto_output_string): Rename from output_string.  Make extern.
29393         Update all users.
29394         (lto_output_decl_state_streams): Make extern.
29395         (lto_output_decl_state_refs): Make extern.
29396         * lto-streamer.h (lto_input_string): Declare.
29397         (lto_input_data_block): Declare.
29398         (lto_output_string): Declare.
29399         (lto_output_string_with_length): Declare.
29400         (lto_output_decl_state_streams): Declare.
29401         (lto_output_decl_state_refs): Declare.
29402
29403 2011-03-24  Richard Guenther  <rguenther@suse.de>
29404
29405         PR tree-optimization/46562
29406         * tree.c (build_invariant_address): New function.
29407         * tree.h (build_invariant_address): Declare.
29408         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
29409         a renamed function moved ...
29410         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
29411         Take valueization callback parameter.
29412         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
29413         * gimple-fold.h: New file.
29414         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
29415         (ccp_fold, fold_const_aggregate_ref,
29416         fold_ctor_reference, fold_nonarray_ctor_reference,
29417         fold_array_ctor_reference, fold_string_cst_ctor_reference,
29418         get_base_constructor): Move ...
29419         * gimple-fold.c: ... here.
29420         (gimple_fold_stmt_to_constant_1): New function
29421         split out from ccp_fold.  Take a valueization callback parameter.
29422         Valueize all operands.
29423         (gimple_fold_stmt_to_constant): New wrapper function.
29424         (fold_const_aggregate_ref_1): New function split out from
29425         fold_const_aggregate_ref.  Take a valueization callback parameter.
29426         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
29427         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
29428         invariant POINTER_PLUS_EXPRs to invariant form.
29429         (vn_valueize): New function.
29430         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
29431         * tree-vrp.c (vrp_valueize): New function.
29432         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
29433         to fold statements to constants.
29434         * tree-ssa-pre.c (eliminate): Properly guard propagation of
29435         function declarations.
29436         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
29437         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
29438
29439 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
29440
29441         * config/h8300/predicates.md (jump_address_operand): Fix register
29442         mode check.
29443
29444 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
29445
29446         * doc/invoke.texi (max-stores-to-sink): Document.
29447         * params.h (MAX_STORES_TO_SINK): Define.
29448         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
29449         if either vectorization or if-conversion is disabled.
29450         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
29451         tree-vect-data-refs.c vect_equal_offsets.
29452         (dr_equal_offsets_p): New function.
29453         (find_data_references_in_bb): Remove static.
29454         * tree-data-ref.h (find_data_references_in_bb): Declare.
29455         (dr_equal_offsets_p): Likewise.
29456         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
29457         (vect_drs_dependent_in_basic_block): Update calls to
29458         vect_equal_offsets.
29459         (vect_check_interleaving): Likewise.
29460         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
29461         (cond_if_else_store_replacement): Rename to...
29462         (cond_if_else_store_replacement_1): ... this.  Change arguments and
29463         documentation.
29464         (cond_if_else_store_replacement): New function.
29465         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
29466         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
29467
29468 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
29469
29470         PR target/46934
29471         * config/arm/arm.md (casesi): Use the gen_int_mode() function
29472         to subtract lower bound instead of GEN_INT().
29473
29474 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
29475
29476         PR other/48179
29477         PR other/48221
29478         PR other/48234
29479         * doc/extend.texi (Alignment): Move section to match order in TOC.
29480         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
29481         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
29482
29483 2011-03-23  Jeff Law  <law@redhat.com>
29484
29485         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
29486         before removing the edge.
29487
29488         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
29489         it may have been freed by redirect_branch_edge or
29490         redirect_edge_succ_nodup.
29491
29492 2011-03-23  Richard Guenther  <rguenther@suse.de>
29493
29494         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
29495         (check_va_list_escapes): Likewise.
29496         (check_all_va_list_escapes): Likewise.
29497
29498 2011-03-23  Richard Guenther  <rguenther@suse.de>
29499
29500         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
29501         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
29502         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
29503         (alias.o): Likewise.
29504         (ipa-type-escape.o): Remove.
29505         (ipa-struct-reorg.o): Likewise.
29506         (GTFILES): Remove ipa-struct-reorg.c.
29507         * alias.c: Do not include ipa-type-escape.h.
29508         * tree-ssa-alias.c: Likewise.
29509         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
29510         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
29511         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
29512         and ipa-type-escape passes.
29513         * tree-pass.h (pass_ipa_type_escape): Remove.
29514         (pass_ipa_struct_reorg): Likewise.
29515         * ipa-struct-reorg.h: Remove.
29516         * ipa-struct-reorg.c: Likewise.
29517         * ipa-type-escape.h: Likewise.
29518         * ipa-type-escape.c: Likewise.
29519         * doc/invoke.texi (-fipa-struct-reorg): Remove.
29520         (--param struct-reorg-cold-struct-ratio): Likewise.
29521         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29522         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
29523         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
29524
29525 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29526
29527         * config/s390/2084.md: Enable all insn reservations also for z9_ec
29528         cpu attribute value.
29529         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
29530         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
29531         * config/s390/s390.c (processor_flags_table): New constant array.
29532         (s390_handle_arch_option): Remove.
29533         (s390_handle_option): Remove s390_handle_arch_option invocations
29534         and OPT_mwarn_framesize_ handling.
29535         (s390_option_override): Remove s390_handle_arch_option invocation.
29536         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
29537         warnings.
29538         * config/s390/s390.md (cpu attribute): Add z9_ec value.
29539         * config/s390/s390.opt (s390_tune, s390_arch)
29540         (march=): Replace s390_arch_option enum and values with
29541         processor_type.  Set variable name to s390_arch.  Set
29542         initialization value.
29543         (mtune=): Replace s390_arch_option with processor_type.  Set
29544         variable name to s390_tune.  Set initialization value.
29545
29546 2011-03-23  Julian Brown  <julian@codesourcery.com>
29547
29548         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
29549         accesses which are not naturally aligned.
29550
29551 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29552
29553         PR target/47553
29554         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
29555
29556 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
29557
29558         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
29559         parameter from "int" to "enum insn_code".
29560         (expand_operand_type): New enum.
29561         (expand_operand): New structure.
29562         (create_expand_operand): New function.
29563         (create_fixed_operand, create_output_operand): Likewise
29564         (create_input_operand, create_convert_operand_to): Likewise.
29565         (create_convert_operand_from, create_address_operand): Likewise.
29566         (create_integer_operand): Likewise.
29567         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
29568         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
29569         (expand_insn, expand_jump_insn): Likewise.
29570         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
29571         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
29572         (expand_movstr, expand_builtin___clear_cache): Likewise.
29573         (expand_builtin_lock_release): Likewise.
29574         * explow.c (allocate_dynamic_stack_space): Likewise.
29575         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
29576         and use the default handling in that case.
29577         * expmed.c (check_predicate_volatile_ok): Delete.
29578         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
29579         (emit_cstore): Likewise.
29580         * expr.c (emit_block_move_via_movmem): Likewise.
29581         (set_storage_via_setmem, expand_assignment): Likewise.
29582         (emit_storent_insn, try_casesi): Likewise.
29583         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
29584         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
29585         (expand_vec_shift_expr, expand_binop_directly): Likewise.
29586         (expand_twoval_unop, expand_twoval_binop): Likewise.
29587         (expand_unop_direct, emit_indirect_jump): Likewise.
29588         (emit_conditional_move, vector_compare_rtx): Likewise.
29589         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
29590         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
29591         (expand_sync_lock_test_and_set): Likewise.
29592         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
29593         (emit_unop_insn): Likewise.
29594         (expand_copysign_absneg): Change icode to an insn_code.
29595         (create_convert_operand_from_type): New function.
29596         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
29597         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
29598         (expand_insn, expand_jump_insn): Likewise.
29599         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
29600         than const_int_operand for operand 2.
29601
29602 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29603
29604         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
29605         if possible.
29606
29607 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29608
29609         * emit-rtl.c (emit_pattern_before_noloc): New function.
29610         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
29611         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
29612         (emit_pattern_after_noloc): New function.
29613         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
29614         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
29615
29616 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
29617
29618         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
29619         (__ffsDI2): Likewise.
29620
29621 2011-03-22  Richard Henderson  <rth@redhat.com>
29622
29623         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
29624         of !TARGET_ABI_OPEN_VMS.
29625         (alpha_trampoline_init, alpha_start_function): Likewise.
29626         (alpha_expand_epilogue, alpha_file_start): Likewise.
29627         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
29628         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
29629         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
29630         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
29631         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
29632
29633 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29634
29635         * config/s390/s390-opts.h: New.
29636         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
29637         s390_arch_flags, s390_warn_framesize, s390_stack_size,
29638         s390_stack_guard): Remove.
29639         (s390_handle_arch_option): Return void.  Take enum
29640         s390_arch_option value instead of string and searching array.
29641         (s390_handle_option): Don't assert that global structures are in
29642         use.  Access variables via opts pointer.  Use error_at.  Don't use
29643         sscanf for -mstack-guard= or -mstack-size=.  Update call to
29644         s390_handle_arch_option.
29645         (s390_option_override): Update call to s390_handle_arch_option.
29646         (s390_emit_prologue): Use %d format for s390_stack_size in
29647         diagnostic.  Use %wd for HOST_WIDE_INT.
29648         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
29649         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
29650         * config/s390/s390.opt (config/s390/s390-opts.h): New
29651         HeaderInclude entry.
29652         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
29653         s390_arch_flags, s390_warn_framesize): New Variable entries.
29654         (s390_arch_option): New Enum and EnumValue entries.
29655         (march=): Use Enum instead of Var.
29656         (mstack-guard=, mstack-size=): Use UInteger and Var.
29657         (mtune=): Use Enum.
29658
29659 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29660
29661         * config/score/score.c (score_handle_option): Don't assert that
29662         global structures are in use.  Access target_flags via opts
29663         pointer.  Use value of -march= option to determine target_flags
29664         settings.
29665         * config/score/score.opt (march=): Use Enum.
29666         (score_arch): New Enum and EnumValue entries.
29667
29668 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29669
29670         * config/mep/mep.c (option_mtiny_specified): Remove.
29671         (mep_option_override): Move register handling for -mivc2 from
29672         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
29673         instead of option_mtiny_specified.
29674         (mep_handle_option): Access target_flags via opts pointer.  Don't
29675         assert that global structures are in use.  Defer part of -mivc2
29676         handling and move it to mep_option_override.
29677         * config/mep/mep.opt (IVC2): New Mask entry.
29678         (mivc2): Use Var and Defer instead of Mask.
29679
29680 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29681
29682         * config/v850/v850-opts.h: New.
29683         * config/v850/v850.c (small_memory): Replace with
29684         small_memory_physical_max array.  Make that array static const.
29685         (v850_handle_memory_option): Take integer value of argument.  Take
29686         gcc_options pointer, option text and location.  Return void.
29687         Update for changes to small memory structures.
29688         (v850_handle_option): Access target_flags via opts pointer.  Don't
29689         assert that global structures are in use.  Update calls to
29690         v850_handle_memory_option.
29691         (v850_encode_data_area): Update references to small memory settings.
29692         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
29693         (enum small_memory_type): Move to v850-opts.h.
29694         * config/v850/v850.opt (config/v850/v850-opts.h): New
29695         HeaderInclude entry.
29696         (small_memory_max): New Variable entry.
29697         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
29698         (mtda, mzda): Likewise.
29699
29700 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29701
29702         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
29703         pointer.  Don't assert that global structures are in use.
29704
29705 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29706
29707         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
29708         via opts pointer.  Don't assert that global structures are in use.
29709
29710 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29711
29712         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
29713         (munix=93): Use Var.
29714         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
29715         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
29716         * config/pa/pa-opts.h: New.
29717         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
29718         (pa_handle_option): Don't assert that global structures are in
29719         use.  Access target_flags via opts pointer.  Don't handle
29720         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
29721         OPT_munix_98 here.
29722         (pa_option_override): Handle deferred OPT_mfixed_range_.
29723
29724 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29725
29726         * config/mn10300/mn10300-opts.h: New.
29727         * config/mn10300/mn10300.c (mn10300_processor,
29728         mn10300_tune_string): Remove.
29729         (mn10300_handle_option): Don't assert that global structures are
29730         in use.  Access mn10300_processor via opts pointer.  Don't handle
29731         OPT_mtune_ here.
29732         * config/mn10300/mn10300.h (enum processor_type): Move to
29733         mn10300-opts.h.
29734         (mn10300_processor): Remove.
29735         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
29736         HeaderInclude entry.
29737         (mn10300_processor): New Variable entry.
29738         (mtune=): Use Var.
29739
29740 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29741
29742         * config/microblaze/microblaze.c: Don't include opts.h.
29743         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
29744         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
29745         (mno-clearbss): Use Var and Warn.
29746
29747 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29748
29749         * config/m32r/m32r-opts.h: New.
29750         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
29751         (m32r_handle_option): Don't assert that global structures are in
29752         use.  Access target_flags and m32r_cache_flush_func via opts
29753         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
29754         OPT_mno_flush_trap here.
29755         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
29756         include of m32r-opts.h.
29757         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
29758         HeaderInclude entry.
29759         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
29760         (mmodel=): Use Enum and Var.
29761         (m32r_model): New Enum and EnumValue entries.
29762         (mno-flush-trap): Use Var.
29763         (msdata=): Use Enum and Var.
29764         (m32r_sdata): New Enum and EnumValue entries.
29765
29766 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29767
29768         * config/m32c/m32c.c: Don't include opts.h.
29769         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
29770         m32c_handle_option): Remove.
29771         (m32c_option_override): Check global_options_set.x_target_memregs
29772         instead of target_memregs_set.
29773         * config/m32c/m32c.h (target_memregs): Remove.
29774         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
29775         variable.
29776
29777 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29778
29779         * config/iq2000/iq2000-opts.h: New.
29780         * config/iq2000/iq2000.c: Don't include opts.h.
29781         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
29782         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
29783         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
29784         HeaderInclude entry.
29785         (iq2000_tune): New Variable entry.
29786         (march=): Add comment.  Use Enum.
29787         (iq2000_arch): New Enum and EnumValue entries.
29788         (mcpu=): Use Enum and Var.
29789         (iq2000_tune): New Enum and EnumValue entries.
29790
29791 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29792
29793         * config/ia64/ia64-opts.h: New.
29794         * config/ia64/ia64.c (ia64_tune): Remove.
29795         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
29796         here.  Use error_at.
29797         (ia64_option_override): Handle deferred OPT_mfixed_range_.
29798         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
29799         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
29800         HeaderInclude entry.
29801         (ia64_tune): New Variable entry.
29802         (mfixed-range=): Use Defer and Var.
29803         (mtune=): Use Enum and Var.
29804         (ia64_tune): New Enum and EnumValue entries.
29805
29806 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29807
29808         * config/frv/frv-opts.h: New.
29809         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
29810         frv-opts.h.
29811         (frv_cpu_type): Remove.
29812         * config/frv/frv.c: Don't include opts.h.
29813         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
29814         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
29815         (frv_cpu_type): New Variable entry.
29816         (frv_cpu): New Enum and EnumValue entries.
29817
29818 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29819
29820         * config/cris/cris.c (cris_handle_option): Access target_flags via
29821         opts pointer.  Don't assert that global structures are in use.
29822         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
29823         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
29824
29825 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29826
29827         * config/bfin/bfin-opts.h: New.
29828         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
29829         bfin_si_revision, bfin_workarounds): Remove.
29830         (bfin_cpus): Make static const.
29831         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
29832         not bfin_lib_id_given.
29833         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
29834         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
29835         pointer. Use error_at.  Don't assert that global structures are in use.
29836         * config/bfin/bfin.h: Include bfin-opts.h.
29837         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
29838         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
29839         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
29840         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
29841         entries.
29842
29843 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29844
29845         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
29846         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
29847         or -msoft-float here.
29848         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
29849         -msoft-float and -mhard-float.
29850         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
29851         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
29852         msoft-float.
29853         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
29854         -msoft-float.
29855         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
29856         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
29857         not mhard-float.
29858         (LIBGCC_SPEC): Don't handle -msoft-float.
29859         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
29860         -mhard-float.
29861         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
29862         msoft-float.
29863         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
29864         -mfloat-abi=*, not -msoft-float and -mhard-float.
29865         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
29866         -msoft-float.
29867         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
29868         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
29869         mhard-float and msoft-float.
29870         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
29871         mfloat-abi=soft in comments, not mhard-float and msoft-float.
29872         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
29873         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
29874         mhard-float.
29875         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
29876         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
29877         msoft-float.
29878         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
29879         not mhard-float.
29880         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
29881         not msoft-float.
29882
29883 2011-03-22  Richard Henderson  <rth@redhat.com>
29884
29885         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
29886         TARGET_ABI_WINDOWS_NT.
29887         (alpha_output_function_end_prologue): Likewise.
29888         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
29889         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
29890         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
29891         (trap, *movsi_nt_vms): Likewise.
29892         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
29893         (*tablejump_osf_nt_internal): Remove.
29894         * config/alpha/predicates.md (input_operand): Only test Pmode.
29895
29896 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29897
29898         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
29899         via opts pointer.  Use error_at.  Don't assert that global
29900         structures are in use.
29901
29902 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29903
29904         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
29905         (ix86_handle_option): Access ix86_isa_flags and
29906         ix86_isa_flags_explicit via opts pointer.  Don't assert that
29907         global structures are in use.
29908         (ix86_function_specific_save, ix86_function_specific_restore):
29909         Update ix86_isa_flags_explicit field name.
29910         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
29911         (ix86_isa_flags_explicit): Rename TargetSave entry to
29912         x_ix86_isa_flags_explicit.
29913
29914 2011-03-22  Richard Henderson  <rth@redhat.com>
29915
29916         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
29917         (alpha_option_override, direct_return): Likewise.
29918         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
29919         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
29920         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
29921         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
29922         (alpha_expand_epilogue, alpha_end_function): Likewise.
29923         (alpha_init_libfuncs): Likewise.
29924         (struct machine_function): Remove unicosmk members.
29925         (print_operand) ['t']: Remove.
29926         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
29927         unicosmk_output_module_name, unicosmk_output_common,
29928         current_section_align, unicosmk_output_text_section_asm_op,
29929         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
29930         unicosmk_section_type_flags, unicosmk_unique_section,
29931         unicosmk_asm_named_section, unicosmk_insert_attributes,
29932         unicosmk_output_align, unicosmk_defer_case_vector,
29933         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
29934         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
29935         unicosmk_output_ssib, unicosmk_add_call_info_word,
29936         unicosmk_extern_head, unicosmk_output_default_externs,
29937         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
29938         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
29939         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
29940         * config/alpha/alpha-protos.h: Update.
29941         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
29942         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
29943         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
29944         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
29945         (*mulsi_se, mulvsi3): Likewise.
29946         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
29947         (*divmodsi_internal, call, call_value, realign): Likewise.
29948         (moddi3, umoddi3): Likewise; remove duplicate expander.
29949         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
29950         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
29951         (*movdi_nofix): Remove r/U alternative.
29952         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
29953         * config/alpha/constraints.md ("U"): Remove.
29954         * config/alpha/predicates.md (call_operand"): Don't test
29955         TARGET_ABI_UNICOSMK.
29956
29957 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
29958
29959         * target.def (handle_option): Take gcc_options and
29960         cl_decoded_option pointers and location_t.
29961         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
29962         * doc/tm.texi: Regenerate.
29963         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
29964         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
29965         * lto-opts.c (lto_reissue_options): Generate option structure for
29966         targetm.handle_option call.
29967         * opts.c (target_handle_option): Update call to
29968         targetm.handle_option.  Remove assertions about values now passed
29969         down to hook.
29970         * targhooks.c (default_target_handle_option): New.
29971         * targhooks.h (default_target_handle_option): Declare.
29972         * config/alpha/alpha.c: Include opts.h.
29973         (alpha_handle_option): Update to new hook interface.
29974         * config/arm/arm.c: Include opts.h.
29975         (arm_handle_option): Update to new hook interface.
29976         * config/arm/t-arm (arm.o): Update dependencies.
29977         * config/bfin/bfin.c: Include opts.h.
29978         (bfin_handle_option): Update to new hook interface.
29979         * config/cris/cris.c: Include opts.h.
29980         (cris_handle_option): Update to new hook interface.
29981         * config/frv/frv.c: Include opts.h.
29982         (frv_handle_option): Update to new hook interface.
29983         * config/i386/i386.c: Include opts.h.
29984         (ix86_handle_option): Update to new hook interface.
29985         (ix86_valid_target_attribute_inner_p): Generate option structure
29986         for call to ix86_handle_option.
29987         * config/i386/t-i386 (i386.o): Update dependencies.
29988         * config/ia64/ia64.c: Include opts.h.
29989         (ia64_handle_option): Update to new hook interface.
29990         * config/ia64/t-ia64 (ia64.o): Update dependencies.
29991         * config/iq2000/iq2000.c: Include opts.h.
29992         (iq2000_handle_option): Update to new hook interface.
29993         * config/m32c/m32c.c: Include opts.h.
29994         (m32c_handle_option): Update to new hook interface.
29995         * config/m32r/m32r.c: Include opts.h.
29996         (m32r_handle_option): Update to new hook interface.
29997         * config/m68k/m68k.c: Include opts.h.
29998         (m68k_handle_option): Update to new hook interface.
29999         * config/mep/mep.c: Include opts.h.
30000         (mep_handle_option): Update to new hook interface.
30001         * config/microblaze/microblaze.c: Include opts.h.
30002         (microblaze_handle_option): Update to new hook interface.
30003         * config/mips/mips.c: Include opts.h.
30004         (mips_handle_option): Update to new hook interface.
30005         * config/mn10300/mn10300.c: Include opts.h.
30006         (mn10300_handle_option): Update to new hook interface.
30007         * config/pa/pa.c: Include opts.h.
30008         (pa_handle_option): Update to new hook interface.
30009         * config/pdp11/pdp11.c: Include opts.h.
30010         (pdp11_handle_option): Update to new hook interface.
30011         * config/rs6000/rs6000.c: Include opts.h.
30012         (rs6000_handle_option): Update to new hook interface.
30013         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
30014         * config/rx/rx.c: Include opts.h.
30015         (rx_handle_option): Update to new hook interface.
30016         * config/s390/s390.c: Include opts.h.
30017         (s390_handle_option): Update to new hook interface.
30018         * config/score/score.c: Include opts.h.
30019         (score_handle_option): Update to new hook interface.
30020         * config/sh/sh.c: Include opts.h.
30021         (sh_handle_option): Update to new hook interface.
30022         * config/sparc/sparc.c: Include opts.h.
30023         (sparc_handle_option): Update to new hook interface.
30024         * config/v850/v850.c: Include opts.h.
30025         (v850_handle_option): Update to new hook interface.
30026
30027 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30028
30029         * gcc.c (driver_unknown_option_callback): Only permit and save
30030         unknown -Wno- options.
30031         (driver_wrong_lang_callback): Save options directly instead of via
30032         driver_unknown_option_callback.
30033
30034 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
30035
30036         * combine.c (simplify_set): Try harder to find the best CC mode when
30037         simplifying a nested COMPARE on the RHS.
30038
30039 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
30040
30041         * config/alpha/gnu.h: Remove.
30042         * config/arc: Remove directory.
30043         * config/arm/netbsd.h: Remove.
30044         * config/arm/t-pe: Remove.
30045         * config/crx: Remove directory.
30046         * config/i386/netbsd.h: Remove.
30047         * config/m68hc11: Remove directory.
30048         * config/m68k/uclinux-oldabi.h: Remove.
30049         * config/mcore/mcore-pe.h: Remove.
30050         * config/mcore/t-mcore-pe: Remove.
30051         * config/netbsd-aout.h: Remove.
30052         * config/rs6000/gnu.h: Remove.
30053         * config/sh/sh-symbian.h: Remove.
30054         * config/sh/symbian-base.c: Remove.
30055         * config/sh/symbian-c.c: Remove.
30056         * config/sh/symbian-cxx.c: Remove.
30057         * config/sh/symbian-post.h: Remove.
30058         * config/sh/symbian-pre.h: Remove.
30059         * config/sh/t-symbian: Remove.
30060         * config/svr3.h: Remove.
30061         * config/vax/netbsd.h: Remove.
30062         * config.build: Don't handle i[34567]86-*-pe.
30063         * config.gcc: Remove handling of deprecations for most deprecated
30064         targets.
30065         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
30066         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
30067         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
30068         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
30069         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
30070         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
30071         Remove cases.
30072         * config.host: Don't handle i[34567]86-*-pe.
30073         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
30074         (ASM_SPEC32): Don't handle -mcall-gnu.
30075         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
30076         -mcall-gnu.
30077         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
30078         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
30079         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
30080         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
30081         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
30082         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
30083         conditional on SYMBIAN.
30084         * configure.ac: Don't handle powerpc*-*-gnu*.
30085         * configure: Regenerate.
30086         * doc/extend.texi (interrupt attribute): Don't mention CRX.
30087         * doc/install-old.texi (m6811, m6812): Don't mention.
30088         * doc/install.texi (arc-*-elf*): Don't document multilib option.
30089         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
30090         (m68k-uclinuxoldabi): Don't mention.
30091         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
30092         Remove.
30093         (-mcall-gnu): Remove.
30094         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
30095         families): Remove constraint documentation.
30096
30097 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
30098
30099         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
30100         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
30101         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
30102
30103 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
30104
30105         PR target/48226
30106         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
30107         vector when peeking at the next token for vector, don't expand the
30108         keywords.
30109
30110 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
30111
30112         * config/avr/avr-protos.h (expand_epilogue): Change prototype
30113         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
30114         * config/avr/avr.c (init_cumulative_args)
30115         (avr_function_arg_advance): Use it.
30116         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
30117         sibcall epilogues.
30118         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
30119         (avr_function_ok_for_sibcall): ...this new function.
30120         (avr_lookup_function_attribute1): New static Function.
30121         (avr_naked_function_p, interrupt_function_p)
30122         (signal_function_p, avr_OS_task_function_p)
30123         (avr_OS_main_function_p): Use it.
30124         * config/avr/avr.md ("sibcall", "sibcall_value")
30125         ("sibcall_epilogue"): New expander.
30126         ("*call_insn", "*call_value_insn"): New insn.
30127         ("call_insn", "call_value_insn"): Remove
30128         ("call", "call_value", "epilogue"): Change expander to handle
30129         sibling calls.
30130
30131 2011-03-21  Nick Clifton  <nickc@redhat.com>
30132
30133         * doc/invoke.texi (Overall Options): Move closing brace to end of
30134         options list.
30135         (Optimization Options): Add missing @gol.
30136         (Directory Options): Likewise.
30137         (i386 and x86-64 Options): Likewise.
30138         (RS6000 and PowerPC Options): Likewise.
30139         (i386 and x86-64 Windows Options): Likewise.
30140         (V850 Options): Add text missing from descriptions.
30141
30142 2011-03-22  Richard Henderson  <rth@redhat.com>
30143
30144         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
30145         (avr_incoming_return_addr_rtx): New.
30146         (emit_push_byte): New.
30147         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
30148         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
30149         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
30150         (emit_pop_byte): New.
30151         (expand_epilogue): Use it.  Pop frame pointer by bytes.
30152         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
30153         (INCOMING_RETURN_ADDR_RTX): New.
30154         (INCOMING_FRAME_SP_OFFSET): New.
30155         (ARG_POINTER_CFA_OFFSET): New.
30156         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
30157         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
30158         (pophi): Remove.
30159
30160         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
30161
30162 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
30163
30164         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
30165         (FUNCTION_ARG_ADVANCE): Likewise.
30166         * tm.texi.in: Change references to them to hook references.
30167         * tm.texi: Regenerate.
30168         * targhooks.c (default_function_arg): Eliminate check for target
30169         macro.
30170         (default_function_incoming_arg): Likewise.
30171         (default_function_arg_advance): Likewise.
30172         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
30173         (function_arg_advance): Likewise.
30174         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
30175
30176 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
30177
30178         * tree.c (build_call_1): New function.
30179         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
30180
30181 2011-03-22  Richard Guenther  <rguenther@suse.de>
30182
30183         PR tree-optimization/48228
30184         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
30185         for single-arg PHIs.
30186
30187 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
30188
30189         PR rtl-optimization/48143
30190         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
30191         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
30192         sse2_cvtps2pd): Likewise.
30193
30194 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30195
30196         * recog.c (canonicalize_change_group): Use validate_unshare_change.
30197
30198 2011-03-22  Richard Guenther  <rguenther@suse.de>
30199
30200         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
30201         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
30202         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
30203         and REALIGN_LOAD_EXPR.
30204         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
30205         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
30206         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
30207         DOT_PROD_EXPR case ...
30208         (expand_expr_real_2): ... here.
30209         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
30210         and REALIGN_LOAD_EXPR.
30211         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
30212         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
30213         (vect_create_epilog_for_reduction): Likewise.
30214         (vectorizable_reduction): Likewise.
30215         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
30216         * tree-vect-stmts.c (vectorizable_load): Likewise.
30217
30218 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
30219
30220         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
30221
30222 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30223
30224         * config/s390/s390.c (s390_delegitimize_address): Fix offset
30225         handling for PLTOFF/GOTOFF.
30226
30227 2011-03-22  Nick Clifton  <nickc@redhat.com>
30228
30229         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
30230         trailing backslash from the end of the macro definition.
30231
30232 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30233
30234         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
30235         and PLT unspecs.
30236
30237 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
30238
30239         * expr.h (prepare_operand): Move to...
30240         * optabs.h (prepare_operand): ...here and change the insn code
30241         parameter from "int" to "enum insn_code".
30242         (insn_operand_matches): Declare.
30243         * expr.c (init_expr_target): Use insn_operand_matches.
30244         (compress_float_constant): Likewise.
30245         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
30246         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
30247         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
30248         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
30249         Likewise.
30250         (gen_cond_trap): Likewise.
30251         (prepare_operand): Likewise.  Change icode to an insn_code.
30252         (insn_operand_matches): New function.
30253         * reload.c (find_reloads_address_1): Use insn_operand_matches.
30254         * reload1.c (gen_reload): Likewise.
30255         * targhooks.c (default_secondary_reload): Likewise.
30256
30257 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
30258
30259         * config/alpha/alpha.md (unspec): New define_c_enum.
30260         (unspecv): Ditto.
30261
30262 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
30263
30264         PR debug/48214
30265         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
30266         between a call and its CALL_ARG_LOCATION note.
30267
30268 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
30269
30270         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
30271
30272 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
30273
30274         PR c/42544
30275         PR c/48197
30276         * c-common.c (shorten_compare): If primopN is first sign-extended
30277         to opN and then zero-extended to result type, set primopN to opN.
30278
30279 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
30280
30281         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
30282         for barrier handlers.
30283
30284 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
30285
30286         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
30287         UNSPEC constants to be in the unspec enumeration, and redefine
30288         all UNSPECV constants to be in the unspecv enumeration, so that
30289         dumps print which unspec/unspec_volatile this is.
30290         * config/rs6000/vector.md (UNSPEC_*): Ditto.
30291         * config/rs6000/paired.md (UNSPEC_*): Ditto.
30292         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
30293         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
30294         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
30295
30296         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
30297         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
30298         UNSPECV_LWSYNC, since these are used as unspec_volatile.
30299         * config/rs6000/sync.md (isync, lwsync): Ditto.
30300
30301 2011-03-21  Richard Guenther  <rguenther@suse.de>
30302
30303         * params.def (lto-min-partition): Fix typo.
30304
30305 2011-03-21  Richard Guenther  <rguenther@suse.de>
30306
30307         PR c/47939
30308         * c-decl.c (grokdeclarator): Drop to the main variant only
30309         for array types.  Drop flag_gen_aux_info check.
30310
30311 2011-03-21  Richard Guenther  <rguenther@suse.de>
30312
30313         PR translation/47911
30314         * params.def (lto-partitions): Fix typo.
30315         (lto-min-partition): Fix wording.
30316
30317 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
30318
30319         * config/rs6000/t-freebsd: Remove duplication from file.
30320
30321 2011-03-21  Richard Guenther  <rguenther@suse.de>
30322
30323         PR middle-end/47661
30324         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
30325
30326 2011-03-21  Richard Guenther  <rguenther@suse.de>
30327
30328         PR lto/48210
30329         * params.def (lto-partitions): Require at least 1 partition.
30330
30331 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30332
30333         * gthr-solaris.h: Remove.
30334         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
30335         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
30336         (LIB_SPEC): Likewise.
30337         * config/sol2.opt (threads): Remove.
30338         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
30339         (sparc*-*-solaris2*): Likewise.
30340         * configure.ac (enable_threads): Enable solaris support.
30341         * configure: Regenerate.
30342         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
30343         * doc/install.texi (Configuration, --enable-threads=lib): Remove
30344         solaris.
30345
30346 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30347
30348         * config.gcc: Obsolete *-*-solaris2.8*.
30349         * doc/install.texi (Specific, *-*-solaris2*): Document it.
30350
30351 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30352
30353         PR bootstrap/48135
30354         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
30355         reference.  Solaris 8 perl works.
30356
30357 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30358
30359         PR bootstrap/48135
30360         * doc/install.texi (Prerequisites): Move jar etc. up.
30361         Explain support library version requirements.
30362
30363 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30364
30365         PR bootstrap/48135
30366         * doc/install.texi (Prerequisites): Move Perl to build
30367         requirements.  Always necessary on Solaris 2 with Sun ld.
30368
30369 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30370
30371         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
30372         binutils 2.21.
30373         (Specific, i?86-*-solaris2.[89]): Likewise.
30374         (Specific, i?86-*-solaris2.10): Likewise.
30375         (Specific, mips-sgi-irix6): Likewise.
30376         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
30377         Update for binutils 2.21.
30378
30379 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30380
30381         * configure.ac (gcc_cv_lto_plugin): Fix typo.
30382         Allow -fuse-linker-plugin for non-default plugin linker.
30383         * configure: Regenerate.
30384
30385 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
30386
30387         PR bootstrap/48167
30388         * gengtype.c (files_rules): Added rule for cp/parser.h.
30389
30390 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
30391
30392         PR target/48213
30393         * config/s390/s390.c (s390_delegitimize_address): Don't call
30394         lowpart_subreg if orig_x has BLKmode.
30395
30396 2011-03-21  Kai Tietz  <ktietz@redhat.com>
30397
30398         PR target/12171
30399         * doc/plugins.texi: Adjust documentation for plugin register_callback.
30400         * tree.h (attribute_spec): Add new member affects_type_identity.
30401         * attribs.c (empty_attribute_table): Adjust attribute_spec
30402         initializers.
30403         * config/alpha/alpha.c: Likewise.
30404         * config/arc/arc.c: Likewise.
30405         * config/arm/arm.c: Likewise.
30406         * config/avr/avr.c: Likewise.
30407         * config/bfin/bfin.c: Likewise.
30408         * config/crx/crx.c: Likewise.
30409         * config/darwin.h: Likewise.
30410         * config/h8300/h8300.c: Likewise.
30411         * config/i386/cygming.h: Likewise.
30412         * config/i386/i386.c: Likewise.
30413         * config/ia64/ia64.c: Likewise.
30414         * config/m32c/m32c.c: Likewise.
30415         * config/m32r/m32r.c: Likewise.
30416         * config/m68hc11/m68hc11.c: Likewise.
30417         * config/m68k/m68k.c: Likewise.
30418         * config/mcore/mcore.c: Likewise.
30419         * config/mep/mep.c: Likewise.
30420         * config/microblaze/microblaze.c: Likewise.
30421         * config/mips/mips.c: Likewise.
30422         * config/rs6000/rs6000.c: Likewise.
30423         * config/rx/rx.c: Likewise.
30424         * config/sh/sh.c: Likewise.
30425         * config/sol2.h: Likewise.
30426         * config/sparc/sparc.c: Likewise.
30427         * config/spu/spu.c: Likewise.
30428         * config/stormy16/stormy16.c: Likewise.
30429         * config/v850/v850.c: Likewise.
30430
30431 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
30432
30433         * simplify-rtx.c (simplify_binary_operation_1): Handle
30434         (xor (and A B) C) case when B and C are both constants.
30435
30436 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
30437
30438         * tree-dfa.c (add_referenced_var): Fix typo in comment.
30439
30440 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
30441
30442         PR bootstrap/48168
30443         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
30444
30445 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
30446
30447         PR rtl-optimization/48156
30448         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
30449         assume df and df_lr are not NULL.
30450
30451 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
30452
30453         PR debug/48023
30454         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
30455         between a call and its CALL_ARG_LOCATION note.
30456
30457 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
30458
30459         PR debug/48178
30460         * config/sh/sh.c (find_barrier): Don't emit a constant pool
30461         between a call and its corresponding CALL_ARG_LOCATION note.
30462
30463 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
30464
30465         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
30466         instead of loop. Use HARD_REGISTER_NUM_P predicate.
30467         * haifa-sched.c (setup_ref_regs): Ditto.
30468         * caller-save.c (add_used_regs_1): Ditto.
30469         * dse.c (look_for_hardregs): Ditto.
30470         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
30471         * sched-rgn.c (check_live_1): Ditto.
30472
30473 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
30474
30475         * c-decl.c (diagnose_mismatched_decls): Give an error for
30476         redefining a typedef with variably modified type.
30477
30478 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
30479
30480         * c-decl.c (grokfield): Don't allow typedefs for structures or
30481         unions with no tag by default.
30482         * doc/extend.texi (Unnamed Fields): Update.
30483
30484 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
30485
30486         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30487         Rewrite using indirect functions.
30488         (lwp_slwpcb): Ditto.
30489         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
30490         (avx_vinsertf128<mode>): Ditto.
30491
30492 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30493
30494         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
30495         unspecs.
30496
30497 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30498
30499         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
30500         splitting between a call and its corresponding CALL_ARG_LOCATION note.
30501
30502 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
30503
30504         PR rtl-optimization/48170
30505         * gcse.c (hoist_code): Remove bogus asserts.
30506
30507 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
30508
30509         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
30510         computation for prologue/epilogue.
30511
30512 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30513
30514         * Makefile.in (check-consistency): Remove.
30515
30516 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
30517
30518         PR debug/48176
30519         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
30520         arange_table_in_use is 0, but either text_section_used or
30521         cold_text_section_used is true.  Don't call it if
30522         !info_section_emitted.
30523
30524 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
30525
30526         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
30527         FUNCTION_VALUE_REGNO_P): Remove.
30528         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
30529         Remove.
30530         * config/avr/avr.c (avr_ret_register): Make static inline.
30531         (avr_function_value_regno_p): New function.
30532         (avr_libcall_value): Make static. Add 'func' argument.
30533         (avr_function_value): Make static. Rename 'func' argument to
30534         'fn_decl_or_type', forward it to avr_libcall_value. Call
30535         avr_ret_register function instead of RET_REGISTER macro.
30536         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
30537
30538 2011-03-18  Jason Merrill  <jason@redhat.com>
30539
30540         PR c++/23372
30541         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
30542
30543 2011-03-18  Richard Guenther  <rguenther@suse.de>
30544
30545         * doc/install.texi (--enable-gold): Remove.
30546         (--with-plugin-ld): Document.
30547         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
30548
30549 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
30550
30551         PR middle-end/47790
30552         * expr.c (optimize_bitfield_assignment_op): Revamp to work
30553         again after expansion changes.
30554
30555 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
30556
30557         * combine.c (try_combine): Do simplification only call of
30558         subst() on i2 even when i1 is present. Update comments.
30559
30560 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
30561
30562         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
30563         and UNSPEC_PCREL_SYMOFF.
30564
30565 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30566
30567         * config/s390/s390.md: Use define_c_enum for the unspec constant
30568         definitions.
30569
30570 2011-03-18  Richard Henderson  <rth@redhat.com>
30571             Jakub Jelinek  <jakub@redhat.com>
30572
30573         PR bootstrap/48161
30574         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
30575         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
30576
30577 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
30578
30579         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
30580         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
30581         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
30582         Change return type to bool.
30583         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
30584
30585 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30586
30587         PR debug/48163
30588         * var-tracking.c (prepare_call_arguments): If CALL target
30589         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
30590         pc instead of looking it up using cselib_lookup and use
30591         Pmode for it if x has VOIDmode.
30592         * dwarf2out.c (gen_subprogram_die): If also both first and
30593         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
30594
30595         PR debug/48163
30596         * function.c (assign_parms): For data.passed_pointer parms
30597         use MEM of data.entry_parm instead of data.entry_parm itself
30598         as DECL_INCOMING_RTL.
30599         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
30600         also when passed and declared mode is the same, DECL_RTL
30601         is a MEM with pseudo as address and DECL_INCOMING_RTL is
30602         a MEM too.
30603
30604 2011-03-16  Jeff Law  <law@redhat.com>
30605
30606         PR rtl-optimization/37273
30607         * ira-costs.c (scan_one_insn): Detect constants living in memory and
30608         handle them like argument loads from stack slots.  Do not double
30609         count memory for memory constants and argument loads from stack slots.
30610
30611 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
30612
30613         PR debug/48160
30614         * var-tracking.c (prepare_call_arguments): Check SUBREG.
30615
30616 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
30617
30618         PR target/48171
30619         * config/i386/i386.opt: Add Save to -mavx and -mfma.
30620
30621 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30622
30623         PR bootstrap/48153
30624         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
30625         if dwarf_strict.
30626         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
30627         Clear call_arg_locations and call_arg_loc_last always.
30628
30629         PR middle-end/48152
30630         * var-tracking.c (prepare_call_arguments): If argument needs to be
30631         passed by reference, adjust argtype and mode.
30632
30633 2011-03-17  Richard Guenther  <rguenther@suse.de>
30634
30635         PR middle-end/48134
30636         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
30637         a value make sure to fold the statement.
30638
30639 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
30640
30641         PR target/43872
30642         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
30643         return condition with !cfun->calls_alloca.
30644
30645 2011-03-17  Richard Guenther  <rguenther@suse.de>
30646
30647         PR bootstrap/48148
30648         * lto-cgraph.c (input_overwrite_node): Clear the abstract
30649         origin for decls in other ltrans units.
30650         (input_varpool_node): Likewise.
30651
30652 2011-03-17  Richard Guenther  <rguenther@suse.de>
30653
30654         PR middle-end/48165
30655         * tree-object-size.c (compute_object_offset): Properly return
30656         the offset operand of MEM_REFs as sizetype.
30657
30658 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
30659
30660         PR rtl-optimization/48141
30661         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
30662         * dse.c: Include params.h.
30663         (active_local_stores_len): New variable.
30664         (add_wild_read, dse_step1): Clear it when setting active_local_stores
30665         to NULL.
30666         (record_store, check_mem_read_rtx): Decrease it when removing
30667         from the chain.
30668         (scan_insn): Likewise.  Increase it when adding to chain, if it
30669         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
30670         set active_local_stores to NULL before the addition.
30671         * Makefile.in (dse.o): Depend on $(PARAMS_H).
30672
30673         PR rtl-optimization/48141
30674         * dse.c (record_store): If no positions are needed in an insn
30675         that cannot be deleted, at least unchain it from active_local_stores.
30676
30677 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
30678
30679         PR debug/47510
30680         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
30681         (lookup_type_die_strip_naming_typedef): ... here.
30682         (get_context_die): Use it.
30683         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
30684         the anonymous struct named by the naming typedef.
30685
30686 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
30687
30688         PR target/48154
30689         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
30690         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
30691
30692 2011-03-16  Jeff Law  <law@redhat.com>
30693
30694         * tree-vrp.c (identify_jump_threads): Slightly simplify type
30695         check for operands of conditional.  Allow type to be a pointer.
30696
30697 2011-03-16  Richard Guenther  <rguenther@suse.de>
30698
30699         PR tree-optimization/48149
30700         * fold-const.c (fold_binary_loc): Fold
30701         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
30702
30703 2011-03-16  Richard Guenther  <rguenther@suse.de>
30704
30705         PR tree-optimization/26134
30706         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
30707         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
30708         (non_rewritable_mem_ref_base): Handle complex type component
30709         accesses, constrain offsets for vector and complex extracts
30710         more properly.
30711
30712 2011-03-16  Richard Guenther  <rguenther@suse.de>
30713
30714         PR tree-optimization/48146
30715         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
30716         operands avoiding the need for renaming.
30717
30718 2011-03-16  Richard Guenther  <rguenther@suse.de>
30719
30720         * gimple-fold.c (maybe_fold_reference): Open-code relevant
30721         constant folding.  Move MEM_REF canonicalization first.
30722         Rely on fold_const_aggregate_ref for initializer folding.
30723         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
30724
30725 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
30726
30727         PR middle-end/48136
30728         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
30729         arg0/arg1 or their arguments are always fold converted to matching
30730         types.
30731
30732         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
30733         to nargs.
30734
30735 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30736
30737         PR lto/46944
30738         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
30739         Handle in-tree gold.
30740         (ld_vers): Extract binutils version for gold.
30741         (gcc_cv_ld_hidden): Handle gold here.
30742         (gcc_cv_lto_plugin): Determine level of linker plugin support.
30743         * configure: Regenerate.
30744         * config.in: Regenerate.
30745         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
30746         -fuse-linker-plugin otherwise.
30747         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
30748         (LINK_COMMAND_SPEC): Use it.
30749         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
30750
30751 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
30752
30753         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
30754         * calls.c: Remove debug.h include.
30755         (emit_call_1): Don't call virtual_call_token debug hook.
30756         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
30757         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
30758         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
30759         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
30760         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
30761         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
30762         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
30763         dwarf2out_virtual_call): Remove.
30764         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
30765         copy_call_info and virtual_call hooks.
30766         (dwarf2out_init): Don't initialize vcall_insn_table,
30767         debug_dcall_section and debug_vcall_section.
30768         (prune_unused_types): Don't mark nodes from dcall_table.
30769         (dwarf2out_finish): Don't output dcall or vcall tables.
30770         * final.c (final_scan_insn): Don't call direct_call or
30771         virtual_call debug hooks.
30772         * debug.h (struct gcc_debug_hooks): Remove direct_call,
30773         virtual_call_token, copy_call_info and virtual_call hooks.
30774         (debug_nothing_uid): Remove prototype.
30775         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
30776         copy_call_info and virtual_call hooks.
30777         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
30778         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
30779         * debug.c (do_nothing_debug_hooks): Likewise.
30780         (debug_nothing_uid): Remove.
30781         * doc/invoke.texi (-fenable-icf-debug): Remove.
30782         * common.opt (-fenable-icf-debug): Likewise.
30783
30784         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
30785         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
30786         call's MEM.  Handle functions returning aggregate through a hidden
30787         first pointer.  For virtual calls add clobbered pc to call arguments
30788         chain.
30789         * dwarf2out.c (gen_subprogram_die): Emit
30790         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
30791         can't be emitted.
30792
30793         PR debug/45882
30794         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
30795         * rtl.h (ENTRY_VALUE_EXP): Define.
30796         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
30797         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
30798         * print-rtl.c (print_rtx): Likewise.
30799         * gengtype.c (adjust_field_rtx_def): Likewise.
30800         * var-tracking.c (vt_add_function_parameter): Adjust
30801         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
30802         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
30803         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
30804         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
30805         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
30806
30807         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
30808         Call var_location debug hook even on CALL_INSNs.
30809         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
30810         * rtl.def (ENTRY_VALUE): New.
30811         * dwarf2out.c: Include cfglayout.h.
30812         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
30813         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
30814         (struct call_arg_loc_node): New type.
30815         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
30816         tail_call_site_count): New variables.
30817         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
30818         DW_TAG_GNU_call_site_parameter.
30819         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
30820         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
30821         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
30822         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
30823         and DW_AT_GNU_all_source_call_sites.
30824         (mem_loc_descriptor): Handle ENTRY_VALUE.
30825         (add_src_coords_attributes): Don't add enything if
30826         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
30827         (dwarf2out_abstract_function): Save and clear call_arg_location,
30828         call_site_count and tail_call_site_count around dwarf2out_decl call.
30829         (gen_call_site_die): New function.
30830         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
30831         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
30832         (dwarf2out_function_decl): Clear call_arg_locations,
30833         call_arg_loc_last, set call_site_count and tail_call_site_count
30834         to -1 and free block_map.
30835         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
30836         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
30837         followed by any real instructions.
30838         (dwarf2out_begin_function): Set call_site_count and
30839         tail_call_site_count to 0.
30840         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
30841         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
30842         attempt to force a DIE for it and worst case remove the attribute.
30843         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
30844         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
30845         the decl itself.
30846         * var-tracking.c: Include tm_p.h.
30847         (vt_stack_adjustments): For calls call note_register_arguments.
30848         (argument_reg_set): New variable.
30849         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
30850         ensure the VALUE is resolved.
30851         (call_arguments): New variable.
30852         (prepare_call_arguments): New function.
30853         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
30854         (struct expand_loc_callback_data): Add ignore_cur_loc field.
30855         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
30856         always use the best expression.
30857         (vt_expand_loc): Add ignore_cur_loc argument.
30858         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
30859         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
30860         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
30861         note for all calls.
30862         (vt_add_function_parameter): Use cselib_lookup_from_insn.
30863         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
30864         argument.  Don't call cselib_preserve_only_values and
30865         cselib_reset_table.
30866         (note_register_arguments): New function.
30867         (vt_initialize): Compute argument_reg_set.  Call
30868         vt_add_function_parameters before processing basic blocks instead of
30869         afterwards.  For calls call prepare_call_arguments before calling
30870         cselib_process_insn.
30871         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
30872         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
30873         (var-tracking.o): Depend on $(TM_P_H).
30874         * cfglayout.h (insn_scope): New prototype.
30875         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
30876         * cfglayout.c (insn_scope): No longer static.
30877         * insn-notes.def (CALL_ARG_LOCATION): New.
30878         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
30879         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
30880         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
30881         nothing for DECL_EXTERNAL BLOCK_VARS.
30882
30883 2011-03-16  Alan Modra  <amodra@gmail.com>
30884
30885         PR target/45844
30886         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
30887         create invalid offset address for vsx splat insn.
30888         * config/rs6000/predicates.md (splat_input_operand): New.
30889         * config/rs6000/vsx.md (vsx_splat_*): Use it.
30890
30891 2011-03-15  Xinliang David Li  <davidxl@google.com>
30892
30893         PR c/47837
30894         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
30895         (normalize_preds): New function.
30896         (is_use_properly_guarded): Normalize def predicates.
30897
30898 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
30899
30900         PR target/46788
30901         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
30902         in the output template.
30903
30904 2011-03-15  Richard Guenther  <rguenther@suse.de>
30905
30906         PR middle-end/47650
30907         * tree-pretty-print.c (dump_function_declaration): Properly
30908         dump unprototyped and varargs function types.
30909
30910 2011-03-15  Richard Guenther  <rguenther@suse.de>
30911
30912         PR tree-optimization/13954
30913         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
30914         and friends.
30915
30916 2011-03-15  Richard Guenther  <rguenther@suse.de>
30917
30918         PR tree-optimization/48037
30919         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
30920         selects into BIT_FIELD_REFs.
30921         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
30922         vector select.
30923
30924 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
30925
30926         PR tree-optimization/48129
30927         * builtins.c (fold_builtin_snprintf): Convert to type of
30928         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
30929         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
30930
30931 2011-03-15  Richard Guenther  <rguenther@suse.de>
30932
30933         PR tree-optimization/41490
30934         * tree-ssa-dce.c (propagate_necessity): Handle returns without
30935         value but with VUSE.
30936         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
30937         return statements.
30938         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
30939         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
30940         * tree-tailcall.c (find_tail_calls): Ignore returns.
30941
30942 2011-03-15  Richard Guenther  <rguenther@suse.de>
30943
30944         PR middle-end/48031
30945         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
30946         or variable-indexed array accesses when in gimple form.
30947
30948 2011-03-15  Richard Guenther  <rguenther@suse.de>
30949
30950         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
30951
30952 2011-03-15  Alan Modra  <amodra@gmail.com>
30953
30954         PR target/48032
30955         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
30956         presume symbol_refs without a symbol_ref_decl are suitably
30957         aligned, nor other trees we may see here.  Handle anchor symbols.
30958         (legitimate_constant_pool_address_p): Comment.  Add mode param.
30959         Check cmodel=medium addresses.  Adjust all calls.
30960         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
30961         creating cmodel=medium optimized access to locals.
30962         * config/rs6000/constraints.md (R): Pass QImode to
30963         legitimate_constant_pool_address_p.
30964         * config/rs6000/predicates.md (input_operand): Pass mode to
30965         legitimate_constant_pool_address_p.
30966         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
30967         Update prototype.
30968
30969 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
30970
30971         PR target/48053
30972         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
30973         64-bit constants being loaded into registers other than GPRs such
30974         as loading 0 into a VSX register.
30975
30976 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30977
30978         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
30979
30980 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
30981
30982         PR middle-end/47917
30983         * builtins.c (fold_builtin_snprintf): New function.
30984         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
30985         (fold_builtin_4): Likewise.
30986
30987         PR middle-end/38878
30988         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
30989         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
30990         and C - X == X also strip nops from +/-/p+ operand.
30991         When optimizing -X == C, fold C to arg0's type.
30992
30993         PR debug/47946
30994         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
30995         emit it as add_AT_int instead of add_AT_unsigned.
30996
30997 2011-03-14  Tom Tromey  <tromey@redhat.com>
30998
30999         * unwind-dw2.c: Include sys/sdt.h if it exists.
31000         (_Unwind_DebugHook): Use STAP_PROBE2.
31001         * config.in, configure: Rebuild.
31002         * configure.ac: Check for sys/sdt.h.
31003
31004 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
31005
31006         * config/i386/i386.md (ROUND_FLOOR): New constant.
31007         (ROUND_CEIL): Ditto.
31008         (ROUND_TRUNC): Ditto.
31009         (ROUND_MXCSR): Ditto.
31010         (ROUND_NO_EXC): Ditto.
31011         (rint<mode>2): Use new defines instead of numerical constants.
31012         (floor<mode>2): Ditto.
31013         (ceil<mode>2): Ditto.
31014         (btrunc<mode>2): Ditto.
31015         * config/i386/i386-builtin-types.def: Define ROUND function type
31016         aliases.
31017         * config/i386/i386.c (enum ix86_builtins): Add
31018         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
31019         (struct builtin_description): Add
31020         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
31021         (ix86_expand_sse_round): New static function.
31022         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
31023         function types.
31024         (ix86_builtin_vectorized_function): Handle
31025         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
31026
31027 2011-03-14  Tom Tromey  <tromey@redhat.com>
31028
31029         * c-parser.c (c_parser_asm_string_literal): Clear
31030         warn_overlength_strings.
31031
31032 2011-03-14  Tom Tromey  <tromey@redhat.com>
31033
31034         * c-parser.c (disable_extension_diagnostics): Save
31035         warn_overlength_strings.
31036         (restore_extension_diagnostics): Restore warn_overlength_strings.
31037
31038 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
31039
31040         * BASE-VER: Change to 4.7.0.
31041
31042 2011-03-14  Richard Guenther  <rguenther@suse.de>
31043
31044         PR middle-end/48098
31045         * tree.c (build_vector_from_val): Adjust assert to requirements
31046         and reality.
31047
31048 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
31049
31050         PR bootstrap/48102
31051         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
31052
31053 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
31054
31055         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
31056         terms of target_flags_explicit. Adjust copyright year.
31057
31058         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
31059         * config/rs6000/t-freebsd: New file. Add override for
31060         LIB2FUNCS_EXTRA.
31061
31062 2011-03-13  Chris Demetriou  <cgd@google.com>
31063
31064         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
31065         (-fno-diagnostics-show-option): this, to reflect current default.
31066         (-Werror=): Update text about -fno-diagnostics-show-option.
31067
31068 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
31069
31070         PR target/48053
31071         * config/rs6000/predicates.md (easy_vector_constant_add_self,
31072         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
31073         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
31074         mode is not V2DImode or V2DFmode.
31075         (vspltis_constant): Do not handle V2DImode and V2DFmode.
31076         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
31077         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
31078         registers to 0.
31079         (movdi_internal64): Likewise.
31080
31081 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
31082
31083         PR tree-optimization/47127
31084         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
31085         parameter.
31086         (set_cloog_options): Same.
31087         (scop_to_clast): Same.
31088         (print_clast_stmt): Do not call cloog_state_malloc and
31089         cloog_state_free.
31090         (print_generated_program): Same.
31091         (gloog): Same.
31092         * graphite-clast-to-gimple.h (cloog_state): Declared.
31093         (scop_to_clast): Adjust declaration.
31094         * graphite.c (cloog_state): Defined here.
31095         (graphite_initialize): Call cloog_state_malloc.
31096         (graphite_finalize): Call cloog_state_free.
31097
31098 2011-03-11  Jason Merrill  <jason@redhat.com>
31099
31100         * attribs.c (lookup_attribute_spec): Take const_tree.
31101         * tree.h: Adjust.
31102
31103 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
31104
31105         * config/sparc/sparc.c (sparc_option_override): Use
31106         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
31107
31108 2011-03-11  Richard Guenther  <rguenther@suse.de>
31109
31110         PR tree-optimization/48067
31111         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
31112         multiplication result will be only used once on the target
31113         stmt.
31114
31115 2011-03-11  Richard Guenther  <rguenther@suse.de>
31116
31117         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
31118
31119 2011-03-11  Richard Guenther  <rguenther@suse.de>
31120
31121         PR lto/48073
31122         * tree.c (find_decls_types_r): Do not walk types only reachable
31123         from IDENTIFIER_NODEs.
31124
31125 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
31126
31127         PR middle-end/48044
31128         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
31129         all vnode->force_output nodes as needed.
31130
31131 2011-03-11  Jason Merrill  <jason@redhat.com>
31132
31133         PR c++/48069
31134         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
31135         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
31136
31137 2011-03-11  Martin Jambor  <mjambor@suse.cz>
31138
31139         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
31140         cgraph_node.
31141
31142 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
31143
31144         PR tree-optimization/48063
31145         * ipa-inline.c (cgraph_decide_inlining): Don't try to
31146         inline functions called once if !tree_can_inline_p (node->callers).
31147
31148 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
31149
31150         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
31151         extra_objs.
31152         * config/score/score3.c: Delete.
31153         * config/score/score3.h: Delete.
31154         * config/score/mul-div.S: Delete.
31155         * config/score/sfp-machine.h: Add new file.
31156         * config/score/constraints.md: Add new file.
31157         * config/score/t-score-softfp: Add new file.
31158         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
31159         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
31160         (score7_extra_constraint): Delete.
31161         (score7_option_override): Remove unused code.
31162         * config/score/score.c: Remove score3 and score5 define and code.
31163         * config/score/score.h: Remove score3 and score5 define and code.
31164         * config/score/score.md: Remove score3 template and unusual insn.
31165         * config/score/score.opt: Remove score3 and score5 options.
31166
31167 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31168
31169         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
31170         when _HPUX_SOURCE is defined.
31171         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
31172
31173 2011-03-10  Jason Merrill  <jason@redhat.com>
31174
31175         PR c++/48029
31176         * stor-layout.c (layout_type): Don't set structural equality
31177         on arrays of incomplete type.
31178         * tree.c (type_hash_eq): Handle comparing them properly.
31179
31180 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
31181
31182         PR debug/48043
31183         * config/s390/s390.c (s390_delegitimize_address): Make sure the
31184         result mode matches original rtl mode.
31185
31186 2011-03-10  Nick Clifton  <nickc@redhat.com>
31187
31188         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
31189         (andsi3, andsi3_flags): Fix timings for three operand alternative.
31190
31191 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
31192
31193         PR rtl-optimization/47866
31194         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
31195         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
31196         if target wasn't scalar.
31197         * function.c (assign_stack_temp_for_type): Assert that neither
31198         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
31199         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
31200         macro.
31201         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
31202
31203 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31204
31205         * config/s390/s390-protos.h (s390_label_align): New prototype.
31206         * config/s390/s390.c (s390_label_align): New function.
31207         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
31208
31209 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
31210
31211         PR target/47755
31212         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
31213         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
31214         (output_vec_const_move): Ditto.
31215
31216 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
31217
31218         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
31219         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
31220         * config/mips/mips.c (mips_preferred_reload_class): Make static.
31221         Change 'rclass' argument and result type to reg_class_t.
31222         (TARGET_PREFERRED_RELOAD_CLASS): Define.
31223
31224 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
31225
31226         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
31227         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
31228         (TARGET_MEMORY_MOVE_COST): Define.
31229         (avr_register_move_cost, avr_memory_move_cost): New Functions.
31230
31231 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
31232
31233         PR debug/47881
31234         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
31235         removed anything.
31236
31237         PR tree-optimization/48022
31238         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
31239         for EQ/NE_EXPR.
31240
31241 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
31242
31243         PR debug/47991
31244         * var-tracking.c (find_use_val): Return NULL for
31245         cui->sets && cui->store_p BLKmode MEMs.
31246
31247 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
31248
31249         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
31250         Remove.
31251         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
31252         xstormy16_print_operand_address): Remove.
31253         * config/stormy16/stormy16.c (xstormy16_print_operand,
31254         xstormy16_print_operand_address): Make static.
31255         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
31256
31257 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
31258
31259         PR target/47862
31260         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
31261         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
31262         before definition.
31263
31264 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
31265
31266         PR bootstrap/48000
31267         * cfgloopmanip.c (fix_bb_placements): Return immediately
31268         if FROM is BASE_LOOP's header.
31269
31270 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
31271
31272         * gimplify.c (gimplify_function_tree): Fix building calls
31273         to __builtin_return_address.
31274
31275 2011-03-07  Alan Modra  <amodra@gmail.com>
31276
31277         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
31278         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
31279         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
31280         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
31281         return_mode args.
31282         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
31283         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
31284         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
31285         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
31286         * config/rs6000/rs6000.c
31287         (rs6000_elf_end_indicate_exec_stack): Rename to..
31288         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
31289         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
31290         (rs6000_file_start): ..here.
31291         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
31292         file scope variables.
31293         (call_ABI_of_interest): New function.
31294         (init_cumulative_args): Set above vars when function return value
31295         is a float, vector, or small struct.
31296         (rs6000_function_arg_advance_1): Likewise for function args.
31297         (rs6000_va_start): Set rs6000_passes_float if variable arg function
31298         references float args.
31299
31300 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
31301
31302         * doc/cfg.texi: Remove "See" before @ref.
31303         * doc/invoke.texi: Likewise.
31304
31305 2011-03-05  Jason Merrill  <jason@redhat.com>
31306
31307         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
31308
31309 2011-03-05  Anthony Green  <green@moxielogic.com>
31310
31311         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
31312
31313 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
31314
31315         PR rtl-optimization/47899
31316         * cfgloopmanip.c (fix_bb_placements): Fix first argument
31317         to flow_loop_nested_p when moving the loop upward.
31318
31319 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
31320
31321         PR target/47719
31322         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
31323
31324 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
31325
31326         PR tree-optimization/47967
31327         * ipa-cp.c (build_const_val): Return NULL instead of creating
31328         VIEW_CONVERT_EXPR for mismatching sizes.
31329         (ipcp_create_replace_map): Return NULL if build_const_val failed.
31330         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
31331         give up on versioning.
31332
31333 2011-03-05  Alan Modra  <amodra@gmail.com>
31334
31335         PR target/47986
31336         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
31337         full cmodel medium/large lo_sum + high addresses.
31338
31339 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31340
31341         * config/s390/s390.c (s390_decompose_address): Reject non-literal
31342         pool references in UNSPEC_LTREL_OFFSET.
31343
31344 2011-03-04  Jan Hubicka  <jh@suse.cz>
31345
31346         PR lto/47497
31347         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
31348         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
31349         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
31350         Add node pointers.
31351         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
31352         cgraph_add_thunk): Add node pointers.
31353         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
31354         associated to right node.
31355         (input_node): Update use of cgraph_same_body_alias
31356         and cgraph_add_thunk.
31357
31358 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
31359
31360         * config/i386/i386.opt (mprefer-avx128): New flag.
31361         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
31362         modes when the flag -mprefer-avx128 is on.
31363
31364 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
31365
31366         * dwarf2out.c (compare_loc_operands): Fix address handling.
31367
31368 2011-03-04  Alan Modra  <amodra@gmail.com>
31369
31370         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
31371
31372 2011-03-04  Richard Guenther  <rguenther@suse.de>
31373
31374         PR middle-end/47968
31375         * expmed.c (extract_bit_field_1): Prefer vector modes that
31376         vec_extract patterns can handle.
31377
31378 2011-03-04  Richard Guenther  <rguenther@suse.de>
31379
31380         PR middle-end/47975
31381         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
31382
31383 2011-03-04  Richard Henderson  <rth@redhat.com>
31384
31385         * explow.c (emit_stack_save): Remove 'after' parameter.
31386         (emit_stack_restore): Likewise.
31387         * expr.h: Update to match.
31388         * builtins.c, calls.c, stmt.c: Likewise.
31389         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
31390         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
31391         * function.c (expand_function_end): Insert the emit_stack_save
31392         sequence before parm_birth_insn instead of after.
31393
31394 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
31395
31396         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
31397         (ssse3_pmaddubsw128): Ditto.
31398         (ssse3_pmaddubsw): Ditto.
31399
31400 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
31401
31402         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
31403
31404 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
31405
31406         PR c/47963
31407         * gimplify.c (omp_add_variable): Only call omp_notice_variable
31408         on TYPE_SIZE_UNIT if it is a DECL.
31409
31410         PR debug/47283
31411         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
31412         first operand is not is_gimple_mem_ref_addr, try to fold it.
31413         If the operand still isn't is_gimple_mem_ref_addr, clear
31414         MEM_EXPR on op0.
31415
31416 2011-03-03  Richard Guenther  <rguenther@suse.de>
31417
31418         PR middle-end/47283
31419         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
31420         match comment.
31421         (refs_may_alias_p_1): For release branches return true if
31422         we are confused by our input.
31423
31424 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
31425
31426         * config/s390/s390.c (s390_function_value): Rename to ...
31427         (s390_function_and_libcall_value): ... this.
31428         (s390_function_value): New function.
31429         (s390_libcall_value): New function.
31430         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
31431         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
31432         target macro definitions.
31433         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
31434
31435 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
31436
31437         * config/i386/freebsd64.h (CC1_SPEC): Define.
31438         * config/i386/linux64.h (CC1_SPEC): Define.
31439         * config/i386/x86-64.h (CC1_SPEC): Don't define.
31440
31441 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
31442
31443         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
31444         Remove.
31445         * config/stormy16/stormy16.c: Include reload.h.
31446         (xstormy16_memory_move_cost): New function.
31447         (TARGET_MEMORY_MOVE_COST): Define.
31448
31449 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
31450
31451         PR rtl-optimization/47925
31452         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
31453         with side effects.  Remove the more-specific check for volatile asms.
31454
31455 2011-03-02  Alan Modra  <amodra@gmail.com>
31456
31457         PR target/47935
31458         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
31459         toc relative addresses for valid offsets.
31460
31461 2011-03-01  Richard Guenther  <rguenther@suse.de>
31462
31463         PR tree-optimization/47890
31464         * tree-vect-loop.c (get_initial_def_for_induction): Set
31465         related stmt properly.
31466
31467 2011-03-01  Richard Guenther  <rguenther@suse.de>
31468
31469         PR lto/47924
31470         * lto-streamer.c (lto_record_common_node): Also register
31471         the canonical type.
31472
31473 2011-03-01  Richard Guenther  <rguenther@suse.de>
31474
31475         PR lto/46911
31476         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
31477         Do not stream DECL_ABSTRACT_ORIGIN.
31478         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
31479         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31480         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
31481         Do not stream DECL_ABSTRACT_ORIGIN.
31482         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
31483         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
31484
31485 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
31486
31487         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
31488         FUNCTION_VALUE_REGNO_P): Remove.
31489         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
31490         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
31491         Add 'outgoing' argument.
31492         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
31493         function.
31494         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
31495         TARGET_FUNCTION_VALUE_REGNO_P): Define.
31496
31497 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
31498
31499         PR debug/28047
31500         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
31501         (lookup_filename): Likewise.
31502         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
31503
31504 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
31505             Jakub Jelinek  <jakub@redhat.com>
31506
31507         PR middle-end/47893
31508         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
31509         (assign_stack_local_1): Change last argument type to int.
31510         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
31511         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
31512         don't record padding space into frame_space_list nor use those areas.
31513         (assign_stack_local): Adjust caller.
31514         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
31515         of assign_stack_local, pass 0 as last argument.
31516         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
31517         callers.
31518
31519 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
31520
31521         PR debug/47283
31522         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
31523         Use target address_mode and pointer_mode hooks instead of hardcoded
31524         Pmode and ptr_mode.  Handle some simple cases of extending if
31525         POINTERS_EXTEND_UNSIGNED < 0.
31526         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
31527         Call convert_debug_memory_address.
31528         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
31529         convert_debug_memory_address.
31530
31531         PR middle-end/46790
31532         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
31533         * configure: Regenerated.
31534         * config.in: Regenerated.
31535         * varasm.c (default_function_section): Return NULL
31536         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
31537
31538 2011-02-28  Martin Jambor  <mjambor@suse.cz>
31539
31540         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
31541         the description to match the printed values.
31542
31543 2011-02-28  Richard Guenther  <rguenther@suse.de>
31544
31545         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
31546         of the copied scope tree.
31547
31548 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31549
31550         * doc/extend.texi (Function Attributes): Avoid deeply (and
31551         wrongly) nested tables.
31552
31553 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
31554
31555         PR middle-end/47903
31556         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
31557         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
31558         r isn't op0 nor op1.
31559
31560 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
31561
31562         * config/avr/avr.md: Remove magic comment for emacs.
31563
31564 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
31565
31566         PR target/45261
31567         * config/avr/avr.c (avr_option_override): Use error on bad options.
31568         (avr_help): New function.
31569         (TARGET_HELP): Define.
31570
31571 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
31572
31573         PR target/42240
31574         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
31575         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
31576
31577 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
31578
31579         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
31580         (ARM Options): Ditto.
31581         (i386 and x86-64 Options): Ditto.
31582         (RX Options): Ditto.
31583         (SPARC Options): Ditto.
31584
31585 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
31586
31587         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
31588         FreeBSD 6 and later.  Generally use cpu generic.
31589
31590 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
31591
31592         * doc/cpp.texi: Update copyright years.
31593
31594 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
31595
31596         PR target/46898
31597         * config/lm32/lm32.md (ashrsi3): Added needed variable.
31598
31599 2011-02-25  Jon Beniston  <jon@beniston.com>
31600
31601         PR target/46898
31602         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
31603         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
31604         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
31605         (lm32_block_move_inline): Add type cast to remove warning.
31606         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
31607         (gen_int_relational): Move declarations to start of function.
31608
31609 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
31610
31611         PR tree-optimization/45470
31612         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
31613         can throw internally only.
31614         * tree-vect-stmts.c (vectorizable_call): Likewise.
31615
31616 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
31617
31618         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
31619         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
31620         * config/stormy16/stormy16-protos.h
31621         (xstormy16_preferred_reload_class): Remove.
31622         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
31623         static. Change 'rclass' argument and return type to reg_class_t.
31624         (TARGET_PREFERRED_RELOAD_CLASS,
31625         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
31626
31627 2011-02-24  Richard Guenther  <rguenther@suse.de>
31628
31629         * lto-streamer-in.c (input_bb): Do not find referenced vars
31630         in debug statements.
31631
31632 2011-02-23  Jason Merrill  <jason@redhat.com>
31633
31634         * common.opt (fabi-version): Document v5 and v6.
31635
31636 2011-02-23  Richard Guenther  <rguenther@suse.de>
31637
31638         PR tree-optimization/47849
31639         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
31640
31641 2011-02-23  Jie Zhang  <jie@codesourcery.com>
31642
31643         * opts-common.c (decode_cmdline_option): Print empty string
31644         argument as "" in decoded->orig_option_with_args_text.
31645         * gcc.c (execute): Print empty string argument as ""
31646         in the verbose output.
31647         (do_spec_1): Keep empty string argument.
31648
31649 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
31650
31651         * config.gcc: Declare score-* and crx-* obsolete.
31652
31653 2011-02-23  Jie Zhang  <jie@codesourcery.com>
31654
31655         PR rtl-optimization/47763
31656         * web.c (web_main): Ignore naked clobber when replacing register.
31657
31658 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
31659
31660         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
31661         Remove.
31662
31663 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
31664
31665         PR doc/47848
31666         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
31667
31668 2011-02-22  Mike Stump  <mikestump@comcast.net>
31669
31670         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
31671         assembler.
31672         * configure: Regenerate.
31673
31674 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
31675
31676         PR rtl-optimization/46002
31677         * ira-color.c (update_copy_costs): Change class intersection
31678         test to reg_class_contents[] test of 'hard_regno'.
31679
31680 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
31681
31682         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
31683         than Driver option.
31684         * config/hpux11.opt (mt): Likewise.
31685         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
31686         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
31687         * config/vax/elf.opt (mno-asm-pic): Likewise.
31688         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
31689
31690 2011-02-21  Mike Stump  <mikestump@comcast.net>
31691
31692         PR target/47822
31693         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
31694         tree so we can get save the type.
31695         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
31696         for CFString instead of trying to use past the end of the builtins.
31697         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
31698         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
31699         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
31700         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
31701         Rename to darwin_builtin_cfstring.
31702         (darwin_init_cfstring_builtins): Return the built type.
31703
31704 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
31705
31706         PR target/47840
31707         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
31708         (_mm256_insert_epi64): Use _mm_insert_epi64.
31709
31710 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
31711
31712         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
31713         * config/stormy16/stormy16-protos.h
31714         (xstormy16_mode_dependent_address_p): Remove.
31715         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
31716         Make static. Change return type to bool. Change argument type to
31717         const_rtx. Remove dead code.
31718         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
31719
31720 2011-02-21  Richard Guenther  <rguenther@suse.de>
31721
31722         PR lto/47820
31723         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
31724         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
31725         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
31726         TUs context.
31727         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
31728         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
31729
31730 2011-02-20  Richard Guenther  <rguenther@suse.de>
31731
31732         PR lto/47822
31733         * tree.c (free_lang_data_in_decl): Clean builtins from
31734         the TU decl BLOCK_VARS.
31735
31736 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
31737
31738         PR debug/47620
31739         PR debug/47630
31740         * haifa-sched.c (fix_tick_ready): Skip tick computation
31741         for debug insns.
31742
31743 2011-02-19  Richard Guenther  <rguenther@suse.de>
31744
31745         PR lto/47647
31746         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
31747         Remove lazy BLOCK_VARS streaming.
31748         (lto_input_ts_block_tree_pointers): Likewise.
31749         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
31750
31751 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
31752
31753         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
31754
31755 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
31756
31757         * config/i386/biarch32.h, config/i386/mach.h,
31758         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
31759
31760 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
31761
31762         PR target/47800
31763         * config/i386/i386.md (peephole2 for shift and plus): Use
31764         operands[1] original mode in the first insn.
31765
31766 2011-02-18  Mike Stump  <mikestump@comcast.net>
31767
31768         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
31769
31770 2011-02-18  Jan Hubicka  <jh@suse.cz>
31771
31772         PR middle-end/47788
31773         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
31774         to zero when the function is not inlinable at all.
31775
31776 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31777
31778         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
31779         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
31780         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
31781         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
31782         * config/pa/t-pa64: Likewise.
31783         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
31784
31785 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
31786
31787         PR driver/47787
31788         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
31789
31790 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
31791
31792         PR target/47792
31793         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
31794
31795 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
31796
31797         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
31798         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
31799         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
31800         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
31801         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
31802         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
31803         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
31804         m32r_load_postinc_p, m32r_store_preinc_predec_p,
31805         m32r_legitimate_address_p): New functions.
31806         * config/m32r/constraints.md (constraint "S"): Don't use
31807         STORE_PREINC_PREDEC_P.
31808         (constraint "U"): Don't use LOAD_POSTINC_P.
31809
31810 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
31811
31812         PR rtl-optimization/46178
31813         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
31814         compute ira_hard_regno_cover_class[].
31815
31816 2011-02-18  Richard Guenther  <rguenther@suse.de>
31817
31818         PR lto/47798
31819         * lto-streamer.h (lto_global_var_decls): Declare.
31820         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
31821         statics for global var processing.
31822
31823 2011-02-18  Richard Guenther  <rguenther@suse.de>
31824
31825         PR tree-optimization/47737
31826         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
31827         edge dominance check.
31828
31829 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
31830
31831         PR debug/47780
31832         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
31833         avoid invalid rtx sharing.
31834
31835 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
31836
31837         * doc/cpp.texi (Obsolete Features): Add background on the
31838         origin of assertions.
31839
31840 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
31841
31842         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
31843         objc_abi == 2.
31844         * config/darwin.c (output_objc_section_asm_op): Added support for
31845         ABI v1 and v2.
31846         (is_objc_metadata): New.
31847         (darwin_objc2_section): New.
31848         (darwin_objc1_section): New.
31849         (machopic_select_section): Added support for ABI v1 and v2.
31850         (darwin_emit_objc_zeroed): New.
31851         (darwin_output_aligned_bss): Detect objc metadata and treat it
31852         appropriately.
31853         (darwin_asm_output_aligned_decl_common): Same.
31854         (darwin_asm_output_aligned_decl_local): Same.
31855         * config/darwin-sections.def: Updated for ABI v1 and v2.
31856         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
31857         compiling Objective-C code for the NeXT runtime, default to using
31858         ABI version 0 for 32-bit, and version 2 for 64-bit.
31859
31860 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31861
31862         * common.opt (optimize_fast): New Variable.
31863         * opts.c (default_options_optimization): Use opts->x_optimize_fast
31864         instead of local variable ofast.
31865
31866 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
31867
31868         * doc/invoke.texi (fobjc-abi-version): Documented.
31869         (fobjc-nilcheck): Documented.
31870         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
31871         version.
31872
31873 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31874
31875         PR driver/47390
31876         * common.opt (export-dynamic): New Driver option.
31877         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
31878
31879 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31880
31881         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
31882
31883 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
31884             Jan Hubicka  <jh@suse.cz>
31885
31886         PR debug/47106
31887         PR debug/47402
31888         * cfgexpand.c (account_used_vars_for_block): Remove.
31889         (estimated_stack_frame_size): Use referenced vars.
31890         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
31891         that were referenced in the original function.  Test src_fn
31892         rather than cfun.  Drop redundant get_var_ann.
31893         (setup_one_parameter): Drop redundant get_var_ann.
31894         (declare_return_variable): Likewise.
31895         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
31896         (copy_arguments_for_versioning): Drop redundant get_var_ann.
31897         * ipa-inline.c (compute_inline_parameters): Do not compute
31898         disregard_inline_limits here.
31899         (compute_inlinable_for_current, pass_inlinable): New.
31900         (pass_inline_parameters): Require PROP_referenced_vars.
31901         * cgraphunit.c (cgraph_process_new_functions): Don't run
31902         compute_inline_parameters explicitly unless function is in SSA form.
31903         (cgraph_analyze_function): Set .disregard_inline_limits.
31904         * tree-sra.c (convert_callers): Compute inliner parameters
31905         only for functions already in SSA form.
31906
31907 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31908
31909         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
31910         -mlittle-endian-data.
31911
31912 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
31913
31914         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
31915         -mno-fpu, not -fpu and -no-fpu.
31916         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
31917         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
31918
31919 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
31920
31921         PR target/43653
31922         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
31923         input reload with PLUS RTX.
31924
31925 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31926
31927         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
31928         of InverseVar(MDMX).
31929
31930 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31931
31932         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
31933         --m4-340.
31934
31935 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31936
31937         * config/mn10300/mn10300.opt (mno-crt0): New.
31938
31939 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31940
31941         * config/m68k/uclinux.opt (static-libc): New Driver option.
31942
31943 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31944
31945         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
31946
31947 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
31948
31949         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
31950         %{muser-extend-enabled}.
31951
31952 2011-02-16  Richard Guenther  <rguenther@suse.de>
31953
31954         PR tree-optimization/47738
31955         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
31956         the TODO from tree_predictive_commoning.
31957
31958 2011-02-15  Jeff Law  <law@redhat.com>
31959
31960         Revert
31961         2011-01-25  Jeff Law  <law@redhat.com>
31962
31963         PR rtl-optimization/37273
31964         * ira-costs.c (scan_one_insn): Detect constants living in memory and
31965         handle them like argument loads from stack slots.  Do not double
31966         count memory for memory constants and argument loads from stack slots.
31967
31968 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
31969
31970         PR target/47755
31971         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
31972         mode for vector constants.  Remove code that checks for TImode.
31973
31974 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31975
31976         PR debug/47106
31977         PR debug/47402
31978         * cgraph.h (compute_inline_parameters): Return void.
31979         * ipa-inline.c (compute_inline_parameters): Adjust.
31980
31981 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31982
31983         PR debug/47106
31984         PR debug/47402
31985         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
31986         rather than decl.
31987         * cfgexpand.c (estimated_stack_frame_size): Likewise.
31988         * ipa-inline.c (compute_inline_parameters): Adjust.
31989
31990 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
31991
31992         PR debug/47106
31993         PR debug/47402
31994         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
31995         Adjust all users.  Pass FN to...
31996         * tree-flow-inline.h (first_referenced_var): ... this.  Add
31997         fn argument.
31998         * ipa-struct-reorg.c: Adjust.
31999         * tree-dfa.c: Adjust.
32000         * tree-into-ssa.c: Adjust.
32001         * tree-sra.c: Adjust.
32002         * tree-ssa-alias.c: Adjust.
32003         * tree-ssa-live.c: Adjust.
32004         * tree-ssa.c: Adjust.
32005         * tree-ssanames.c: Adjust.
32006         * tree-tailcall.c: Adjust.
32007
32008 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
32009
32010         PR debug/47106
32011         PR debug/47402
32012         * tree-flow.h (referenced_var_lookup): Add fn parameter.
32013         Adjust all callers.
32014         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
32015         * tree-flow-inline.h: Adjust.
32016         * gimple-pretty-print.c: Adjust.
32017         * tree-into-ssa.c: Adjust.
32018         * tree-ssa.c: Adjust.
32019         * cfgexpand.c: Adjust.
32020
32021 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
32022
32023         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
32024         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32025         (EXTRA_CONSTRAINT): Delete.
32026         * config/iq2000/constraints.md: New file.
32027         * config/iq2000/iq2000.md: Include it.
32028         (define_insn ""): Delete.
32029         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
32030         unsupported constraint letters from patterns.
32031         (call_value, call_value_internal1): Likewise.
32032         (call_value_multiple_internal1): Likewise.
32033
32034 2011-02-15  Nick Clifton  <nickc@redhat.com>
32035
32036         * config/mn10300/mn10300.c: Include tm-constrs.h.
32037         (struct liw_data): New data structure describing an LIW candidate
32038         instruction.
32039         (extract_bundle): Use struct liw_data.  Allow small integer
32040         operands for some instructions.
32041         (check_liw_constraints): Use struct liw_data.  Remove swapped
32042         parameter.  Add comments describing the checks.  Fix bug when
32043         assigning the source of liw1 to the source of liw2.
32044         (liw_candidate): Delete.  Code moved into extract_bundle.
32045         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
32046         before swapping.
32047         * config/mn10300/predicates.md (liw_operand): New predicate.
32048         Allows registers and small integer constants.
32049         * config/mn10300/constraints.md (O): New constraint.  Accetps
32050         integers in the range -8 to +7 inclusive.
32051         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
32052         for moving a small integer into a register.  Give this alternative
32053         LIW attributes.
32054         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
32055         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
32056         using the J,K,L and M constraints,
32057         (liw): Remove SI mode on second operands to allow for HI and QI
32058         mode values.
32059         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
32060         instruction.
32061
32062 2011-02-15  Richard Guenther  <rguenther@suse.de>
32063
32064         PR tree-optimization/47743
32065         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
32066         for a non-type-compatible VN lookup bail out.
32067
32068 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
32069
32070         * config/fr30/constraints.md: New file.
32071         * config/fr30/fr30.md: Include it.
32072         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
32073         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32074         (EXTRA_CONSTRAINT): Delete.
32075
32076 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
32077
32078         * config/frv/constraints.md: New file.
32079         * config/frv/predicates.md: Include it.
32080         * config/frv/frv.c (reg_class_from_letter): Delete.
32081         (frv_option_override): Don't initialize it.
32082         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
32083         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
32084         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
32085         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
32086         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
32087         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32088         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
32089         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
32090         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
32091         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
32092         (REG_CLASS_FROM_CONSTRAINT): Delete.
32093
32094 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
32095
32096         PR middle-end/47581
32097         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
32098         if frame size is 0 in a leaf function.
32099
32100 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32101
32102         PR pch/14940
32103         * config/alpha/host-osf.c: New file.
32104         * config/alpha/x-osf: New file.
32105         * config.host (alpha*-dec-osf*): Use it.
32106
32107 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
32108
32109         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
32110         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
32111         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
32112         (rx_mode_dependent_address_p): ...this. Make static. Change argument
32113         type to const_rtx.
32114         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
32115
32116 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
32117
32118         * config/stormy16/constraints.md: New file.
32119         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
32120         Use satisfies_constraint_Q and satisfies_constraint_R.
32121         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
32122         Delete.
32123         (xstormy16_legitiamte_address_p): Declare.
32124         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
32125         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32126         (EXTRA_CONSTRAINT): Delete.
32127         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
32128         Un-staticize.
32129         (xstormy16_extra_constraint_p): Delete.
32130
32131 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
32132
32133         PR tree-optimization/46494
32134         * loop-unroll.c (split_edge_and_insert): Adjust comment.
32135         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
32136         (pass_rtl_loop_done): Add TODO_verify_flow.
32137         * fwprop.c (pass_rtl_fwprop): Likewise.
32138         * modulo-sched.c (pass_sms): Likewise.
32139         * tree-ssa-dom.c (pass_dominator): Likewise.
32140         * tree-ssa-loop-ch.c (pass_ch): Likewise.
32141         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
32142         (pass_tree_loop_done): Likewise.
32143         * tree-ssa-pre.c (execute_pre): Likewise.
32144         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
32145         * tree-ssa-sink.c (pass_sink_code): Likewise.
32146         * tree-vrp.c (pass_vrp): Likewise.
32147
32148 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
32149
32150         * config/v850/constraints.md: New file.
32151         * config/v850/v850.md: Include it.
32152         * config/v850/predicates.md (reg_or_0_operand): Use
32153         satisfies_constraint_G.
32154         (special_symbolref_operand): Use satisfies_constraint_K.
32155         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
32156         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
32157         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
32158         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
32159         (EXTRA_CONSTRAINT): Delete.
32160         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
32161         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
32162         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
32163
32164 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
32165
32166         PR target/47696
32167         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
32168         description.
32169
32170 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
32171
32172         * config/mcore/constraints.md: New file.
32173         * config/mcore/mcore.md: Include it.
32174         * config/mcore/mcore.c (reg_class_from_letter): Delete.
32175         * config/mcore/mcore.h (reg_class_from_letter): Delete.
32176         (REG_CLASS_FROM_LETTER): Delete.
32177         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
32178         insn_const_int_ok_for_constraint.
32179         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
32180         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
32181         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
32182         (EXTRA_CONSTRAINT): Delete.
32183
32184 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32185
32186         PR ada/41929
32187         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
32188         (IS_SIGHANDLER): Define.
32189         (sparc64_is_sighandler): New function, split off from
32190         sparc64_fallback_frame_state.
32191         (sparc_is_sighandler): New function, split off from
32192         sparc_fallback_frame_state.
32193         (sparc64_fallback_frame_state): Merge with ...
32194         (sparc_fallback_frame_state): ... this into ...
32195         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
32196         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
32197         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
32198         stack instead of hardcoded offsets.
32199
32200 2011-02-14  Andriy Gapon  <avg@freebsd.org>
32201
32202         PR target/45808
32203         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
32204
32205 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
32206
32207         * configure: Regenerate.
32208
32209 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
32210
32211         PR driver/45731
32212         * gcc.c (asm_options): Correct spec matching --target-help.
32213
32214 2011-02-12  Martin Jambor  <mjambor@suse.cz>
32215
32216         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
32217         to gimple call error.
32218
32219 2011-02-12  Mike Stump  <mikestump@comcast.net>
32220
32221         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
32222         comments in backslash regions.
32223
32224 2011-02-12  Mike Stump  <mikestump@comcast.net>
32225             Jakub Jelinek  <jakub@redhat.com>
32226             Iain Sandoe  <iains@gcc.gnu.org>
32227
32228         PR target/47324
32229         * dwarf2out.c (output_cfa_loc): When required, apply the
32230         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
32231         (output_loc_sequence): Likewise.
32232         (output_loc_operands_raw): Likewise.
32233         (output_loc_sequence_raw): Likewise.
32234         (output_cfa_loc): Likewise.
32235         (output_loc_list): Suppress register number adjustment when
32236         calling output_loc_sequence()
32237         (output_die): Likewise.
32238
32239 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
32240
32241         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
32242         Remove macros.
32243         * config/xtensa/xtensa.c (xtensa_register_move_cost,
32244         xtensa_memory_move_cost): New functions.
32245         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
32246
32247 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
32248
32249         PR lto/47225
32250         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
32251         in the current directory.
32252         * configure: Rebuilt.
32253
32254 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
32255
32256         * config/darwin.c (darwin_override_options): Add a hunk missed
32257         from the commit of r168571.  Trim comment line lengths and
32258         correct indents of the preceding block.
32259
32260 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
32261
32262         * gcc.c (driver_handle_option): Concatenate the argument to -F with
32263         the switch.
32264
32265 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
32266
32267         * common.opt (nostartfiles): New Driver option.
32268
32269 2011-02-11  Xinliang David Li  <davidxl@google.com>
32270
32271         PR tree-optimization/47707
32272         * tree-chrec.c (convert_affine_scev): Keep type precision.
32273
32274 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
32275
32276         PR tree-optimization/47420
32277         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
32278
32279 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
32280
32281         PR rtl-optimization/47614
32282         * rtl.h (check_for_inc_dec): Declare.
32283         * dse.c (check_for_inc_dec): Externalize...
32284         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
32285         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
32286
32287 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
32288
32289         PR driver/47678
32290         * gcc.c (main): Do not compile inputs if there were errors in
32291         option handling.
32292         * opts-common.c (read_cmdline_option): Check for wrong language
32293         after other error checks.
32294
32295 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
32296
32297         * cgraph.c: Fix comment typos.
32298         * cgraph.h: Likewise.
32299         * cgraphunit.c: Likewise.
32300         * ipa-cp.c: Likewise.
32301         * ipa-inline.c: Likewise.
32302         * ipa-prop.c: Likewise.
32303         * ipa-pure-const.c: Likewise.
32304         * ipa-ref.c: Likewise.
32305         * ipa-reference.c: Likewise.
32306
32307 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
32308
32309         PR debug/47684
32310         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
32311
32312 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32313
32314         PR testsuite/47400
32315         * doc/sourcebuild.texi (Require Support): Document
32316         dg-require-ascii-locale.
32317
32318 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
32319
32320         * doc/lto.texi (Write summary): Fix missing parentheses.
32321
32322 2011-02-10  DJ Delorie  <dj@redhat.com>
32323
32324         * config/m32c/m32c.c (m32c_option_override): Disable
32325         -fcombine-stack-adjustments until flag value tracking and compare
32326         optimization can be rewritten.
32327
32328 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
32329
32330         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
32331         PROCESSOR_POWER7.
32332         (PROCESSOR_DEFAULT64): Likewise.
32333
32334 2011-02-10  Richard Henderson  <rth@redhat.com>
32335
32336         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
32337         change from 2011-02-03.
32338         * config/rx/rx.c (flags_from_code): Likewise.
32339         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
32340         is valid, n/pz otherwise.
32341         (rx_select_cc_mode): Return CCmode if Y is not zero.
32342
32343 2011-02-10  Richard Guenther  <rguenther@suse.de>
32344
32345         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
32346
32347 2011-02-10  Richard Guenther  <rguenther@suse.de>
32348
32349         PR tree-optimization/47677
32350         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
32351
32352 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
32353
32354         PR target/47665
32355         * combine.c (make_compound_operation): Only change shifts into
32356         multiplication for SCALAR_INT_MODE_P.
32357
32358 2011-02-10  Jie Zhang  <jie@codesourcery.com>
32359
32360         PR testsuite/47622
32361         Revert
32362         2011-02-05  Jie Zhang  <jie@codesourcery.com>
32363         PR debug/42631
32364         * web.c (entry_register): Don't clobber the number of the
32365         first uninitialized reference in used[].
32366
32367 2011-02-09  Richard Guenther  <rguenther@suse.de>
32368
32369         PR tree-optimization/47664
32370         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
32371         all edges again.
32372
32373 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
32374
32375         PR target/46481
32376         PR target/47032
32377         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
32378         PROCESSOR_POWER7.
32379         (PROCESSOR_DEFAULT64): Same.
32380         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
32381
32382 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32383
32384         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
32385
32386 2011-02-09  Martin Jambor  <mjambor@suse.cz>
32387
32388         PR middle-end/45505
32389         * tree-sra.c (struct access): New flags grp_scalar_read and
32390         grp_scalar_write.  Changed description of assignment read and write
32391         flags.
32392         (dump_access): Dump new flags, reorder all of them.
32393         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
32394         to detect multiple scalar reads.
32395         (analyze_access_subtree): Use the new scalar read write flags instead
32396         of the old flags.  Adjusted comments.
32397
32398 2011-02-08  DJ Delorie  <dj@redhat.com>
32399
32400         PR target/47548
32401         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
32402         patterns.
32403
32404 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32405
32406         * config/m68k/uclinux.opt: New.
32407         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
32408
32409 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32410
32411         * config/cris/elf.opt (sim): New Driver option.
32412
32413 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32414
32415         * config/xtensa/elf.opt: New.
32416         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
32417
32418 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32419
32420         * config/vax/elf.opt: New.
32421         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
32422
32423 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32424
32425         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
32426
32427 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32428
32429         * config/gnu-user.opt: New.
32430         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
32431         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
32432         *-*-uclinux*): Use gnu-user.opt.
32433
32434 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
32435
32436         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
32437         * config/i386/gnu.h (CPP_SPEC): Likewise.
32438
32439 2011-02-08  Ian Lance Taylor  <iant@google.com>
32440
32441         * common.opt (fcx-limited-range): Add SetByCombined flag.
32442         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
32443         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
32444         (fassociative-math, freciprocal-math): Likewise.
32445         (funsafe-math-optimizations): Likewise.
32446         * opth-gen.awk: Handle SetByCombined.
32447         * optc-gen.awk: Likewise.
32448         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
32449         (set_unsafe_math_optimizations_flags): Likewise.
32450         * doc/options.texi (Option properties): Document SetByCombined.
32451
32452 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
32453
32454         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
32455         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
32456         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
32457         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
32458         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
32459
32460 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
32461
32462         PR tree-optimization/46834
32463         PR tree-optimization/46994
32464         PR tree-optimization/46995
32465         * graphite-sese-to-poly.c (used_outside_reduction): New.
32466         (detect_commutative_reduction): Call used_outside_reduction.
32467         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
32468         translate_scalar_reduction_to_array only when at least one
32469         loop-phi/close-phi tuple has been detected.
32470
32471 2011-02-08  Richard Guenther  <rguenther@suse.de>
32472
32473         PR middle-end/47639
32474         * tree-vect-generic.c (expand_vector_operations_1): Update
32475         stmts here ...
32476         (expand_vector_operations): ... not here.  Cleanup EH info
32477         and the CFG if required.
32478
32479 2011-02-08  Richard Guenther  <rguenther@suse.de>
32480
32481         PR tree-optimization/47641
32482         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
32483         require type compatibility.
32484
32485 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
32486
32487         * gimple-low.c (lower_function_body): Don't remove the location of
32488         the return statement here.
32489         (lower_gimple_return): Do it here instead but only if the return
32490         statement is actually used twice.
32491
32492 2011-02-08  Richard Guenther  <rguenther@suse.de>
32493
32494         PR tree-optimization/47632
32495         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
32496         unused up_to_stmt parameter, return whether cfg-cleanup is
32497         necessary, remove EH info properly.
32498         (forward_propagate_into_gimple_cond): Adjust caller.
32499         (forward_propagate_into_cond): Likewise.
32500         (forward_propagate_comparison): Likewise.
32501         (tree_ssa_forward_propagate_single_use_vars): Make
32502         forward_propagate_comparison case similar to the two others.
32503
32504 2011-02-08  Nick Clifton  <nickc@redhat.com>
32505
32506         * config/mn10300/mn10300.opt (mliw): New command line option.
32507         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
32508         (liw_bundling): New automaton.
32509         (liw): New attribute.
32510         (liw_op): New attribute.
32511         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
32512         (movsi_internal): Add LIW attributes.
32513         (andsi3): Likewise.
32514         (iorsi3): Likewise.
32515         (xorsi3): Likewise.
32516         (addsi3): Separate register and immediate alternatives.
32517         Add LIW attributes.
32518         (subsi3): Likewise.
32519         (cmpsi): Likewise.
32520         (aslsi3): Likewise.
32521         (lshrsi3): Likewise.
32522         (ashrsi3): Likewise.
32523         (liw): New pattern.
32524         * config/mn10300/mn10300.c (liw_op_names): New
32525         (mn10300_print_operand): Handle 'W' operand descriptor.
32526         (extract_bundle): New function.
32527         (check_liw_constraints): New function.
32528         (liw_candidate): New function.
32529         (mn10300_bundle_liw): New function.
32530         (mn10300_reorg): New function.
32531         (TARGET_MACHINE_DEPENDENT_REORG): Define.
32532         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
32533         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
32534         __LIW__ or __NO_LIW__.
32535         * doc/invoke.texi: Describe the -mliw command line option.
32536
32537 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32538
32539         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
32540         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
32541         pthread_mutex_unlock): Remove.
32542         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
32543         * config/pa/t-pa64: Likewise.
32544         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
32545         shared libc if not linking against libpthread.
32546         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
32547
32548 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
32549
32550         PR target/47558
32551         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
32552         on 10.6 and later to ensure that we always use the unwinder from
32553         the system.  Only add -no_compact_unwind when tarteting darwin
32554         10.6 or later.
32555
32556 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
32557
32558         PR target/46997
32559         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
32560         (vec_interleave_lowv2sf): Ditto.
32561         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
32562         (vec_extract_oddv2sf): Ditto.
32563
32564 2011-02-07  Mike Stump  <mikestump@comcast.net>
32565
32566         PR target/42333
32567         Add __ieee_divdc3 entry point.
32568         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
32569         entry point.
32570         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
32571         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
32572         * config/darwin.c (darwin_rename_builtins): Add.
32573         * config/darwin-protos.h (darwin_rename_builtins): Add.
32574
32575 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
32576
32577         PR target/47636
32578         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
32579         for the condition.
32580
32581 2011-02-07  Mike Stump  <mikestump@comcast.net>
32582
32583         * config/darwin.opt (mmacosx-version-min): Update default OS version.
32584
32585 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
32586
32587         PR target/47534
32588         * config/avr/libgcc.S (exit): Move .endfunc
32589
32590 2011-02-07  Richard Guenther  <rguenther@suse.de>
32591
32592         PR tree-optimization/47615
32593         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
32594         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
32595         (run_scc_vn): Initialize it.
32596         (visit_reference_op_load): Use it.
32597         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
32598
32599 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32600
32601         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
32602         DImode trapping arithmetic libfuncs.
32603
32604 2011-02-07  Richard Guenther  <rguenther@suse.de>
32605
32606         PR tree-optimization/47621
32607         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
32608         two duplicates ...
32609         (execute_update_addresses_taken): ... here.  Make it more
32610         conservative in what we accept.
32611
32612 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
32613
32614         * config/sparc/freebsd.h (ASM_SPEC): Define.
32615         * config/sparc/vxworks.h (ASM_SPEC): Define.
32616
32617 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
32618
32619         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
32620
32621 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
32622
32623         * doc/invoke.texi: Remove reference to compiler internals from
32624         user documentation.
32625
32626         * reg-notes.def: Remove REG_VALUE_PROFILE.
32627         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
32628
32629 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
32630
32631         PR middle-end/47610
32632         * varasm.c (default_section_type_flags): If decl is NULL,
32633         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
32634
32635 2011-02-05  Jie Zhang  <jie@codesourcery.com>
32636
32637         PR debug/42631
32638         * web.c (entry_register): Don't clobber the number of the
32639         first uninitialized reference in used[].
32640
32641 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
32642
32643         PR tree-optimization/46194
32644         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
32645         (build_classic_dist_vector_1): Do not represent classic distance
32646         vectors when the access functions are variating in different loops.
32647
32648 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32649
32650         * config/mips/iris6.opt: New.
32651         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
32652
32653 2011-02-04  Richard Henderson  <rth@redhat.com>
32654             Steve Ellcey  <sje@cup.hp.com>
32655
32656         PR target/46997
32657         * config/ia64/predicates.md (mux1_brcst_element): New.
32658         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
32659         * config/ia64/ia64.c (ia64_unpack_assemble): New.
32660         (ia64_unpack_sign): New.
32661         (ia64_expand_unpack): Rewrite using new routines.
32662         (ia64_expand_widen_sum): Ditto.
32663         (ia64_expand_dot_prod_v8qi): Ditto.
32664         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
32665         routines, add endian check.
32666         (pmpy2_even): Rename from pmpy2_r, add endian check.
32667         (pmpy2_odd): Rename from pmpy2_l, add endian check.
32668         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
32669         (vec_widen_smult_hi_v4hi): Ditto.
32670         (vec_widen_umult_lo_v4hi): Ditto.
32671         (vec_widen_umult_hi_v4hi): Ditto.
32672         (mulv2si3): Change endian checks.
32673         (sdot_prodv4hi): Rewrite with new calls.
32674         (udot_prodv4hi): New.
32675         (vec_pack_ssat_v4hi): Add endian check.
32676         (vec_pack_usat_v4hi): Ditto.
32677         (vec_pack_ssat_v2si): Ditto.
32678         (max1_even): Rename from max1_r, add endian check.
32679         (max1_odd): Rename from max1_l, add endian check.
32680         (*mux1_rev): Format change.
32681         (*mux1_mix): Ditto.
32682         (*mux1_shuf): Ditto.
32683         (*mux1_alt): Ditto.
32684         (*mux1_brcst_v8qi): Use new predicate.
32685         (vec_extract_evenv8qi): Remove endian check.
32686         (vec_extract_oddv8qi): Ditto.
32687         (vec_interleave_lowv4hi): Format change.
32688         (vec_interleave_highv4hi): Ditto.
32689         (mix2_even): Rename from mix2_r, add endian check.
32690         (mix2_odd): Rename from mux2_l, add endian check.
32691         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
32692         (vec_extract_evenodd_helper): Format change.
32693         (vec_extract_evenv4hi): Remove endian check.
32694         (vec_extract_oddv4hi): Remove endian check.
32695         (vec_interleave_lowv2si): Format change.
32696         (vec_interleave_highv2si): Format change.
32697         (vec_initv2si): Remove endian check.
32698         (vecinit_v2si): Add endian check.
32699         (reduc_splus_v2sf): Add endian check.
32700         (reduc_smax_v2sf): Ditto.
32701         (reduc_smin_v2sf): Ditto.
32702         (vec_initv2sf): Remove endian check.
32703         (fpack): Add endian check.
32704         (fswap): Add endian check.
32705         (vec_interleave_highv2sf): Add endian check.
32706         (vec_interleave_lowv2sf): Add endian check.
32707         (fmix_lr): Add endian check.
32708         (vec_setv2sf): Format change.
32709         (*vec_extractv2sf_0_be): Use shift to extract operand.
32710         (*vec_extractv2sf_1_be): New.
32711         (vec_pack_trunc_v4hi): Add endian check.
32712         (vec_pack_trunc_v2si): Format change.
32713
32714 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
32715
32716         PR inline-asm/23200
32717         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
32718         do bb, locus and block comparison and disallow loads if it is not set.
32719         (stmt_is_replaceable_p): New function.
32720         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
32721         callers.
32722         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
32723         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
32724         SSA_NAME_DEF_STMT.
32725         * tree-flow.h (stmt_is_replaceable_p): New prototype.
32726
32727 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32728
32729         * config/rs6000/xilinx.opt: New.
32730         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
32731
32732 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
32733
32734         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
32735
32736 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
32737
32738         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
32739         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
32740         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
32741         secondary_reload_info, xtensa_secondary_reload): Remove.
32742         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
32743         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
32744         (xtensa_preferred_reload_class): Make static. Change return and
32745         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
32746         Use CONST_DOUBLE_P predicate.
32747         (xtensa_preferred_output_reload_class): New function.
32748         (xtensa_secondary_reload): Make static.
32749
32750 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
32751
32752         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
32753         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
32754         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
32755
32756 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32757
32758         PR middle-end/31490
32759         * output.h (SECTION_RELRO): Define.
32760         (SECTION_MACH_DEP): Adjust.
32761         (get_variable_section): New prototype.
32762         * varpool.c (varpool_finalize_named_section_flags): New function.
32763         (varpool_assemble_pending_decls): Call it.
32764         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
32765         * cgraphunit.c (cgraph_output_in_order): Call
32766         varpool_finalize_named_section_flags.
32767         * varasm.c (get_section): Allow section flags conflicts between
32768         relro and read-only sections if the section hasn't been declared yet.
32769         Set SECTION_OVERRIDE after diagnosing section type conflict.
32770         (get_variable_section): No longer static.
32771         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
32772         readonly sections that need relocations.
32773         (decl_readonly_section_1): New function.
32774         (decl_readonly_section): Use it.
32775
32776         Revert:
32777         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
32778                     Steve Ellcey  <sje@cup.hp.com>
32779
32780         PR middle-end/31490
32781         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
32782         if section attribute used.
32783
32784 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32785
32786         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
32787         * config/darwin.c (SECTION_NO_ANCHOR): Define.
32788         (darwin_init_sections): Remove assertion.
32789
32790 2011-02-03  Nick Clifton  <nickc@redhat.com>
32791
32792         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
32793         lt and ge.
32794         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
32795         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
32796         instead of "n" and "pz".
32797         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
32798         CC_FLAG_S.
32799
32800 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
32801
32802         PR target/47312
32803         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
32804         fma, expand FMA_EXPR as fma{,f,l} call.
32805
32806         PR lto/47274
32807         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
32808         copy them into a unsigned char variable and pass address of it to
32809         lto_output_data_stream.
32810
32811         PR target/47564
32812         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
32813         around backend_init_target and lang_dependent_init_target calls.
32814         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
32815         (verify_cgraph_node): Don't call set_cfun here.  Use
32816         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
32817         Set error_found for incorrectly represented calls to thunks.
32818
32819 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
32820
32821         PR debug/43092
32822         PR rtl-optimization/43494
32823         * rtl.h (for_each_inc_dec_fn): New type.
32824         (for_each_inc_dec): Declare.
32825         * rtlanal.c (struct for_each_inc_dec_ops): New type.
32826         (for_each_inc_dec_find_inc_dec): New fn.
32827         (for_each_inc_dec_find_mem): New fn.
32828         (for_each_inc_dec): New fn.
32829         * dse.c (struct insn_size): Remove.
32830         (replace_inc_dec, replace_inc_dec_mem): Remove.
32831         (emit_inc_dec_insn_before): New fn.
32832         (check_for_inc_dec): Use it, along with for_each_inc_dec.
32833         (canon_address): Pass mem modes to cselib_lookup.
32834         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
32835         (cselib_lookup_from_insn): Likewise.
32836         (cselib_subst_to_values): Likewise.
32837         * cselib.c (find_slot_memmode): New var.
32838         (cselib_find_slot): New fn.  Use it instead of
32839         htab_find_slot_with_hash everywhere.
32840         (entry_and_rtx_equal_p): Use find_slot_memmode.
32841         (autoinc_split): New fn.
32842         (rtx_equal_for_cselib_p): Rename and implement in terms of...
32843         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
32844         Deal with autoinc.  Special-case recursion into MEMs.
32845         (cselib_hash_rtx): Likewise.
32846         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
32847         address and MEM modes.
32848         (cselib_subst_to_values): Add memmode, pass it on.
32849         Deal with autoinc.
32850         (cselib_lookup): Add memmode argument, pass it on.
32851         (cselib_lookup_from_insn): Add memmode.
32852         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
32853         (struct cselib_record_autoinc_data): New.
32854         (cselib_record_autoinc_cb): New fn.
32855         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
32856         mode to cselib_lookup.  Reset autoinced REGs here instead of...
32857         (cselib_process_insn): ... here.
32858         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
32859         to cselib_lookup.
32860         (add_uses): Likewise, also to cselib_subst_to_values.
32861         (add_stores): Likewise.
32862         * sched-deps.c (add_insn_mem_dependence): Pass mode to
32863         cselib_subst_to_values.
32864         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
32865         * gcse.c (do_local_cprop): Adjusted.
32866         * postreload.c (reload_cse_simplify_set): Adjusted.
32867         (reload_cse_simplify_operands): Adjusted.
32868         * sel-sched-dump (debug_mem_addr_value): Pass mode.
32869
32870 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
32871
32872         PR tree-optimization/45122
32873         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
32874         unsafe assumptions when there's more than one loop exit.
32875
32876 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
32877
32878         PR target/47272
32879         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
32880         Document using vector double with the load/store builtins, and
32881         that the load/store builtins always use Altivec instructions.
32882
32883         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
32884         to use altivec memory instructions, even on VSX.
32885         (vector_altivec_store_<mode>): Ditto.
32886
32887         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
32888         function.
32889
32890         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
32891         V2DF, V2DI support to load/store overloaded builtins.
32892
32893         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
32894         altivec load/store builtins for V2DF/V2DI types.
32895
32896         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
32897         set avoid indexed addresses on power6 if -maltivec.
32898         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
32899         vector_altivec_load/vector_altivec_store builtins.
32900         (altivec_expand_st_builtin): Ditto.
32901         (altivec_expand_builtin): Add VSX memory builtins.
32902         (rs6000_init_builtins): Add V2DI types to internal types.
32903         (altivec_init_builtins): Add support for V2DF/V2DI altivec
32904         load/store builtins.
32905         (rs6000_address_for_altivec): Insure memory address is appropriate
32906         for Altivec.
32907
32908         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
32909         vec_vsx_ld and vec_vsx_st.
32910         (vsx_store_<mode>): Ditto.
32911
32912         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
32913         variables to hold long long types for VSX vector memory builtins.
32914         (RS6000_BTI_unsigned_long_long): Ditto.
32915         (long_long_integer_type_internal_node): Ditti.
32916         (long_long_unsigned_type_internal_node): Ditti.
32917
32918         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
32919         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
32920         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
32921
32922         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
32923         short cuts.
32924         (vec_vsx_st): Ditto.
32925
32926 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32927
32928         * config/pa/pa-hpux10.opt: New.
32929         * config/hpux11.opt (pthread): New Driver option.
32930         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
32931         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
32932
32933 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32934
32935         * config/ia64/vms.opt: New.
32936         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
32937
32938 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
32939
32940         PR target/47580
32941         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
32942         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
32943         generator functions.
32944         (vsx_floatuns<VSi><mode>2): Ditto.
32945         (vsx_fix_trunc<mode><VSi>2): Ditto.
32946         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
32947
32948 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
32949
32950         * config/i386/djgpp.opt (posix): New Driver option.
32951
32952 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
32953
32954         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
32955         Move to the unsupported targets list.
32956
32957 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
32958
32959         PR rtl-optimization/47525
32960         * df-scan.c: Update copyright years.
32961         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
32962         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
32963
32964 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32965
32966         * config/i386/sysv4.h (TARGET_VERSION): Remove.
32967         (SUBTARGET_RETURN_IN_MEMORY): Remove.
32968         (ASM_OUTPUT_ASCII): Remove.
32969         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
32970
32971 2011-02-02  Jeff Law  <law@redhat.com>
32972
32973         PR middle-end/47543
32974         * reload.c (find_reloads_address): Handle reg+d address where both
32975         components are invalid by reloading the entire address.
32976
32977 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
32978             Richard Guenther  <rguenther@suse.de>
32979
32980         PR tree-optimization/40979
32981         PR bootstrap/47044
32982         * passes.c (init_optimization_passes): After LIM call copy_prop
32983         and DCE to clean up.
32984         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
32985
32986 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
32987
32988         PR tree-optimization/47576
32989         PR tree-optimization/47555
32990         * doc/invoke.texi (scev-max-expr-complexity): Documented.
32991         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
32992         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
32993         * tree-scalar-evolution.c (follow_ssa_edge): Use
32994         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
32995
32996 2011-02-02  Richard Guenther  <rguenther@suse.de>
32997
32998         PR tree-optimization/47566
32999         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
33000
33001 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
33002
33003         PR debug/47106
33004         PR debug/47402
33005         * tree-inline.c (declare_return_variable): Remove unused caller
33006         variable.
33007
33008         PR debug/47106
33009         PR debug/47402
33010         * tree-flow-inline.h (clear_is_used, is_used_p): New.
33011         * cfgexpand.c (account_used_vars_for_block): Use them.
33012         * tree-nrv.c (tree_nrv): Likewise.
33013         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
33014         (dump_scope_block): Likewise.
33015         (remove_unused_locals): Likewise.
33016
33017         PR debug/47106
33018         PR debug/47402
33019         * tree-inline.c (declare_return_variable): Add result decl to
33020         local decls only once.
33021         * gimple-low.c (record_vars_into): Mark newly-created variables
33022         as referenced.
33023
33024 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
33025
33026         PR debug/47498
33027         PR debug/47501
33028         PR debug/45136
33029         PR debug/45130
33030         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33031         debug insns.
33032         (no_real_insns_p, schedule_block, set_priorities): Drop special
33033         treatment of boundary debug insns.
33034         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33035         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
33036         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33037         (BOUNDARY_DEBUG_INSN_P): Likewise.
33038         (SCHEDULE_DEBUG_INSN_P): Likewise.
33039         * sched-rgn.c (init_ready_list): Drop special treatment of
33040         boundary debug insns.
33041         * final.c (rest_of_clean_state): Clear notes' BB.
33042
33043 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33044
33045         * config/openbsd.opt (assert=): New Driver option.
33046
33047 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33048
33049         * config/i386/nto.opt: New.
33050         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
33051
33052 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33053
33054         * config/i386/netware.opt: New.
33055         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
33056
33057 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33058
33059         * config/interix.opt (posix): New Driver option.
33060
33061 2011-02-01  DJ Delorie  <dj@redhat.com>
33062
33063         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
33064
33065         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
33066         class for A0/A1.
33067
33068 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
33069
33070         PR tree-optimization/47561
33071         * toplev.c (process_options): Print the Graphite flags.  Add
33072         flag_loop_flatten to the list of options requiring Graphite.
33073
33074 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33075
33076         * config/i386/cygming.opt (posix): New Driver option.
33077
33078 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33079
33080         * config/arm/vxworks.opt: New.
33081         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
33082
33083 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
33084
33085         * config/alpha/elf.opt: New.
33086         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
33087         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
33088
33089 2011-02-01  Richard Guenther  <rguenther@suse.de>
33090
33091         PR tree-optimization/47559
33092         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
33093         store-motion on references that can throw.
33094
33095 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
33096
33097         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
33098         * tree-pass.h (TDF_CSELIB): New macro.
33099         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
33100         cselib_lookup): Check for it rather than for TDF_DETAILS.
33101
33102 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
33103
33104         PR driver/47547
33105         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
33106         is HOST_BIT_BUCKET.
33107
33108         * opts.c (finish_options): Don't add x_aux_base_name if it is
33109         HOST_BIT_BUCKET.
33110
33111 2011-02-01  Richard Guenther  <rguenther@suse.de>
33112
33113         PR tree-optimization/47555
33114         Revert
33115         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
33116
33117         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
33118
33119 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
33120
33121         PR gcc/46692
33122         * config/lm32/t-lm32: Add multilib for all CPU options.
33123
33124 2011-02-01  Richard Guenther  <rguenther@suse.de>
33125
33126         PR tree-optimization/47541
33127         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
33128         sure to have a field at offset zero.
33129
33130 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
33131
33132         * config/arc/arc.opt (EB, EL): New Driver options.
33133
33134 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
33135
33136         * config/alpha/osf5.opt: New.
33137         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
33138
33139 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
33140
33141         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
33142
33143 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
33144
33145         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
33146         -floop-interchange.
33147         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
33148         is an alias of -floop-interchange and that it requires the
33149         Graphite infrastructure.
33150         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
33151         flag_loop_interchange based on the value of flag_tree_loop_linear.
33152
33153 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
33154             Richard Guenther  <rguenther@suse.de>
33155
33156         PR tree-optimization/47538
33157         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
33158         type instead of r1type, except for comparisons.  For right
33159         shifts and comparisons punt if there are mismatches in
33160         sizetype vs. non-sizetype types.
33161
33162 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33163
33164         * doc/sourcebuild.texi (Effective-Target Keywords): Document
33165         avx_runtime.
33166
33167 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33168
33169         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
33170         version number.
33171         * configure: Regenerate.
33172
33173 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33174
33175         * configure.ac (gcc_cv_ld_static_option): Define.
33176         (gcc_cv_ld_dynamic_option): Define.
33177         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
33178         instead.
33179         (HAVE_LD_STATIC_DYNAMIC): Update message.
33180         (LD_STATIC_OPTION): Define.
33181         (LD_DYNAMIC_OPTION): Define.
33182         * configure: Regenerate.
33183         * config.in: Regenerate.
33184         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
33185         HAVE_LD_STATIC_DYNAMIC]: Use them.
33186
33187 2011-01-31  Nick Clifton  <nickc@redhat.com>
33188
33189         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
33190         registers inside interrupt handlers if the handler is not a leaf
33191         function.
33192
33193 2011-01-31  Nick Clifton  <nickc@redhat.com>
33194
33195         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
33196         reg_renumber returning an INVALID_REGNUM.
33197
33198 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
33199
33200         PR libgcj/44341
33201         * doc/install.texi: Document host options discarded when cross
33202         configuring target libraries.
33203
33204 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
33205
33206         Reverted:
33207         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
33208         PR debug/45136
33209         PR debug/45130
33210         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33211         debug insns.
33212         (no_real_insns_p, schedule_block, set_priorities): Drop special
33213         treatment of boundary debug insns.
33214         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33215         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
33216         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33217         (BOUNDARY_DEBUG_INSN_P): Likewise.
33218         (SCHEDULE_DEBUG_INSN_P): Likewise.
33219         * sched-rgn.c (init_ready_list): Drop special treatment of
33220         boundary debug insns.
33221         * final.c (rest_of_clean-state): Clear notes' BB.
33222
33223 2011-01-31  Alan Modra  <amodra@gmail.com>
33224
33225         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
33226         toc relative expressions as we do in print_operand_address.
33227
33228 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
33229
33230         * doc/extend.texi: Follow spelling conventions.
33231         * doc/invoke.texi: Fix a typo.
33232
33233 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
33234
33235         * config/hpux11.opt: New.
33236         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
33237         ia64*-*-hpux*): Use hpux11.opt.
33238
33239 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
33240
33241         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
33242         to tmake_file.
33243
33244 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33245
33246         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
33247         support sites.
33248
33249 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33250
33251         * doc/install.texi (Binaries): Remove outdated reference for
33252         Motorola 68HC11/68HC12 downloads.
33253
33254 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
33255
33256         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
33257         Drepper's paper.
33258
33259 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
33260
33261         PR bootstrap/47147
33262         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
33263         used by NetBSD.
33264
33265 2011-01-28  Ahmad Sharif  <asharif@google.com>
33266
33267         * value-prof.c (check_counter): Corrected error message.
33268
33269 2011-01-29  Jie Zhang  <jie@codesourcery.com>
33270
33271         * config/arm/arm.c (arm_legitimize_reload_address): New.
33272         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
33273         arm_legitimize_reload_address.
33274         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
33275
33276 2011-01-28  Ian Lance Taylor  <iant@google.com>
33277
33278         * godump.c (go_define): Ignore macros whose definitions include
33279         two adjacent operands.
33280
33281 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
33282
33283         PR target/42894
33284         * varasm.c (force_const_mem): Store copy of x in desc->constant
33285         instead of x itself.
33286         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
33287         itself into REG_EQUAL note.
33288
33289 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
33290
33291         * config/freebsd.opt (posix, rdynamic): New Driver options.
33292
33293 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33294
33295         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
33296         -Bstatic/-Bdynamic.
33297         * configure: Regenerate.
33298
33299 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
33300
33301         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
33302         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
33303
33304 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
33305
33306         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
33307         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
33308         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
33309         (s390_preferred_reload_class): Make static. Change return and
33310         'rclass' argument type to reg_class_t.
33311
33312 2011-01-27  Jan Hubicka  <jh@suse.cz>
33313
33314         PR middle-end/46949
33315         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
33316         (process_function_and_variable_attributes): Check defined weakrefs.
33317
33318 2011-01-27  Martin Jambor  <mjambor@suse.cz>
33319
33320         PR tree-optimization/47228
33321         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
33322         build_ref_for_offset.
33323
33324 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33325
33326         * config/spu/spu-elf.h (ASM_SPEC): Remove.
33327
33328 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
33329
33330         PR rtl-optimization/46856
33331         * postreload.c (reload_combine_recognize_const_pattern): Do not
33332         separate cc0 setter and user on cc0 targets.
33333
33334 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
33335
33336         PR c/43082
33337         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
33338         passed a VOID_TYPE expression, immediately emit an error and
33339         return error_mark_node.
33340
33341 2011-01-26  Jeff Law  <law@redhat.com>
33342
33343         PR rtl-optimization/47464
33344         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
33345         rather than may_trap_p as needed.
33346
33347 2011-01-26  DJ Delorie  <dj@redhat.com>
33348
33349         PR rtl-optimization/46878
33350         * combine.c (insn_a_feeds_b): Check for the implicit cc0
33351         setter/user dependency as well.
33352
33353 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
33354
33355         PR rtl-optimization/44469
33356         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
33357         after removing trivially dead basic blocks.
33358
33359 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33360
33361         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
33362         * config/frv/frv.h (LINK_SPEC): Likewise.
33363         * config/i386/netware.h (LINK_SPEC): Likewise.
33364         * config/m68k/linux.h (ASM_SPEC): Likewise.
33365         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
33366         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
33367         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33368         * config/sparc/linux.h (ASM_SPEC): Likewise.
33369         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33370         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33371
33372 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33373
33374         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
33375         * config/frv/frv.h (ASM_SPEC): Likewise.
33376         * config/m68k/linux.h (ASM_SPEC): Likewise.
33377         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
33378         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
33379         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33380         * config/sparc/linux.h (ASM_SPEC): Likewise.
33381         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33382         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33383
33384 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33385
33386         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
33387         * config/frv/frv.h (LINK_SPEC): Likewise.
33388         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
33389
33390 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
33391
33392         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
33393         * config/frv/frv.h (ASM_SPEC): Likewise.
33394         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
33395         * config/m68k/linux.h (ASM_SPEC): Likewise.
33396         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
33397         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
33398         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
33399         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
33400         * config/sparc/linux.h (ASM_SPEC): Likewise.
33401         * config/sparc/linux64.h (ASM_SPEC): Likewise.
33402         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
33403         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
33404
33405 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
33406
33407         PR target/46997
33408         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
33409         (*mux2): Ditto.
33410         (vec_extract_evenodd_help): Ditto.
33411         (vec_extract_evenv4hi): Ditto.
33412         (vec_extract_oddv4hi): Ditto.
33413         (vec_interleave_lowv2si): Ditto.
33414         (vec_interleave_highv2si): Ditto.
33415         (vec_extract_evenv2si): Ditto.
33416         (vec_extract_oddv2si: Ditto.
33417         (vec_pack_trunc_v2si): Ditto.
33418
33419 2011-01-22  Jan Hubicka  <jh@suse.cz>
33420
33421         PR target/47237
33422         * cgraph.h (cgraph_local_info): New field can_change_signature.
33423         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
33424         signature can change.
33425         (ipcp_estimate_growth): Call sequence simplify only if calle signature
33426         can change.
33427         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
33428         (cgraph_function_versioning): We can not change signature of functions
33429         that don't allow that.
33430         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
33431         (lto_input_node): Likewise.
33432         * ipa-inline.c (compute_inline_parameters): Compute
33433         local.can_change_signature.
33434         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
33435         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
33436         functions that can not change signature.
33437         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
33438         init_cumulative_args): Do not use local calling conventions
33439         for functions that can not change signature.
33440
33441 2011-01-22  Jan Hubicka  <jh@suse.cz>
33442
33443         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
33444
33445 2011-01-26  Richard Guenther  <rguenther@suse.de>
33446
33447         PR tree-optimization/47190
33448         * cgraphunit.c (process_common_attributes): New function.
33449         (process_function_and_variable_attributes): Use it.
33450
33451 2011-01-26  Richard Guenther  <rguenther@suse.de>
33452
33453         PR lto/47423
33454         * cgraphbuild.c (record_eh_tables): Record reference to personality
33455         function.
33456
33457 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
33458
33459         PR debug/45454
33460         * sel-sched.c (moveup_expr): Don't let debug insns prevent
33461         non-debug insns from moving up.
33462
33463 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
33464
33465         PR target/40125
33466         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
33467         t-dlldir{,-x} fragment for build and add it to tmake_file.
33468         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
33469         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
33470         * config/i386/t-dlldir: New file.
33471         (SHLIB_DLLDIR): Define.
33472         * config/i386/t-dlldir-x: New file.
33473         (SHLIB_DLLDIR): Define.
33474         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
33475         (SHLIB_INSTALL): Use it.
33476
33477 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
33478
33479         PR target/47246
33480         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
33481         lower bound of the allowed Thumb-2 coprocessor load/store
33482         index range to -256. Add explaining comment.
33483
33484 2011-01-25  Ian Lance Taylor  <iant@google.com>
33485
33486         * godump.c (go_define): Improve lexing of macro expansion to only
33487         accept expressions which match Go spec.
33488
33489 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
33490
33491         PR c++/43601
33492         * tree.c (handle_dll_attribute): Handle it.
33493         * doc/extend.texi (@item dllexport): Mention it.
33494         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
33495
33496 2011-01-25  Ian Lance Taylor  <iant@google.com>
33497
33498         PR tree-optimization/26854
33499         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
33500         (decl_jump_unsafe): Move higher in file, with no other change.
33501         (bind): Set has_jump_unsafe_decl if appropriate.
33502         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
33503         (check_earlier_gotos): Likewise.
33504         (c_check_switch_jump_warnings): Likewise.
33505
33506 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
33507
33508         * doc/invoke.texi (Warning Options): Add missing hyphen.
33509         (-fprofile-dir): Minor grammatical fixes.
33510         (-fbranch-probabilities): Likewise.
33511
33512 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
33513
33514         PR debug/45136
33515         PR debug/45130
33516         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
33517         debug insns.
33518         (no_real_insns_p, schedule_block, set_priorities): Drop special
33519         treatment of boundary debug insns.
33520         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
33521         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
33522         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
33523         (BOUNDARY_DEBUG_INSN_P): Likewise.
33524         (SCHEDULE_DEBUG_INSN_P): Likewise.
33525         * sched-rgn.c (init_ready_list): Drop special treatment of
33526         boundary debug insns.
33527         * final.c (rest_of_clean-state): Clear notes' BB.
33528
33529 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33530
33531         * Makefile.in (LAMBDA_H): Removed.
33532         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
33533         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
33534         lambda-trans.o, and tree-loop-linear.o.
33535         (lto-symtab.o): Remove dependence on LAMBDA_H.
33536         (tree-loop-linear.o): Remove rule.
33537         (lambda-mat.o): Same.
33538         (lambda-trans.o): Same.
33539         (lambda-code.o): Same.
33540         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
33541         (tree-vect-slp.o): Same.
33542         * hwint.h (gcd): Moved here.
33543         (least_common_multiple): Same.
33544         * lambda-code.c: Removed.
33545         * lambda-mat.c: Removed.
33546         * lambda-trans.c: Removed.
33547         * lambda.h: Removed.
33548         * tree-loop-linear.c: Removed.
33549         * lto-symtab.c: Do not include lambda.h.
33550         * omega.c (gcd): Removed.
33551         * passes.c (init_optimization_passes): Remove pass_linear_transform.
33552         * tree-data-ref.c (print_lambda_vector): Moved here.
33553         (lambda_vector_copy): Same.
33554         (lambda_matrix_copy): Same.
33555         (lambda_matrix_id): Same.
33556         (lambda_vector_first_nz): Same.
33557         (lambda_matrix_row_add): Same.
33558         (lambda_matrix_row_exchange): Same.
33559         (lambda_vector_mult_const): Same.
33560         (lambda_vector_negate): Same.
33561         (lambda_matrix_row_negate): Same.
33562         (lambda_vector_equal): Same.
33563         (lambda_matrix_right_hermite): Same.
33564         * tree-data-ref.h: Do not include lambda.h.
33565         (lambda_vector): Moved here.
33566         (lambda_matrix): Same.
33567         (dependence_level): Same.
33568         (lambda_transform_legal_p): Removed declaration.
33569         (lambda_collect_parameters): Same.
33570         (lambda_compute_access_matrices): Same.
33571         (lambda_vector_gcd): Same.
33572         (lambda_vector_new): Same.
33573         (lambda_vector_clear): Same.
33574         (lambda_vector_lexico_pos): Same.
33575         (lambda_vector_zerop): Same.
33576         (lambda_matrix_new): Same.
33577         * tree-flow.h (least_common_multiple): Removed declaration.
33578         * tree-parloops.c (lambda_trans_matrix): Moved here.
33579         (LTM_MATRIX): Same.
33580         (LTM_ROWSIZE): Same.
33581         (LTM_COLSIZE): Same.
33582         (LTM_DENOMINATOR): Same.
33583         (lambda_trans_matrix_new): Same.
33584         (lambda_matrix_vector_mult): Same.
33585         (lambda_transform_legal_p): Same.
33586         * tree-pass.h (pass_linear_transform): Removed declaration.
33587         * tree-ssa-loop.c (tree_linear_transform): Removed.
33588         (gate_tree_linear_transform): Removed.
33589         (pass_linear_transform): Removed.
33590         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
33591         flag_loop_interchange.
33592
33593 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33594
33595         PR tree-optimization/47265
33596         PR tree-optimization/47443
33597         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
33598         if name still has some uses.
33599
33600 2011-01-25  Martin Jambor  <mjambor@suse.cz>
33601
33602         PR tree-optimization/47382
33603         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
33604         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
33605
33606 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
33607
33608         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
33609         sjlj_except_unwind_info.
33610
33611 2011-01-25  Richard Guenther  <rguenther@suse.de>
33612
33613         PR tree-optimization/47426
33614         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
33615         visible functions results escape.
33616
33617 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33618
33619         PR target/45701
33620         * config/arm/arm.c (any_sibcall_uses_r3): New function.
33621         (arm_get_frame_offsets): Use it.
33622
33623 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33624             Jakub Jelinek  <jakub@redhat.com>
33625
33626         PR tree-optimization/47271
33627         * tree-if-conv.c (bb_postdominates_preds): New.
33628         (if_convertible_bb_p): Call bb_postdominates_preds.
33629         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
33630         (predicate_scalar_phi): Call bb_postdominates_preds.
33631
33632 2011-01-25  Nick Clifton  <nickc@redhat.com>
33633
33634         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
33635         * config/rx/rx.c (rx_function_value): Likewise.
33636         (rx_promote_function_mode): Likewise.
33637         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
33638         in order to make it legitimate.
33639         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
33640         make sure that the first operand is the same as the result register.
33641         (addsi3_unspec): Delete.
33642         (subdi3): Do not accept immediate operands.
33643         (subdi3_internal): Likewise.
33644
33645 2011-01-25  Jeff Law  <law@redhat.com>
33646
33647         PR rtl-optimization/37273
33648         * ira-costs.c (scan_one_insn): Detect constants living in memory and
33649         handle them like argument loads from stack slots.  Do not double
33650         count memory for memory constants and argument loads from stack slots.
33651
33652 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
33653
33654         PR tree-optimization/47427
33655         PR tree-optimization/47428
33656         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
33657         coalesce if the new root var would be TREE_READONLY.
33658
33659 2011-01-25  Richard Guenther  <rguenther@suse.de>
33660
33661         PR middle-end/47414
33662         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
33663         correct type for TBAA.
33664
33665 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33666
33667         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
33668         (close_phi_written_to_memory): Call for_each_index with
33669         dr_indices_valid_in_loop.
33670
33671 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33672
33673         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
33674         when it is initialized.
33675
33676 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33677
33678         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
33679         call to graphite_find_data_references_in_stmt.
33680         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
33681         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
33682         call to graphite_find_data_references_in_stmt.
33683         (analyze_drs_in_stmts): Same.
33684         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
33685         in which the scalar analysis of indices is performed.
33686         (create_data_ref): Same.  Update call to dr_analyze_indices.
33687         (find_data_references_in_stmt): Update call to create_data_ref.
33688         (graphite_find_data_references_in_stmt): Same.
33689         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
33690         declaration.
33691         (create_data_ref): Same.
33692         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
33693         call to create_data_ref.
33694
33695 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33696
33697         * graphite-sese-to-poly.c (build_poly_scop): Move
33698         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
33699
33700 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33701
33702         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
33703         VAR_DECL, PARM_DECL, and RESULT_DECL.
33704
33705 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33706
33707         * graphite-dependences.c (reduction_dr_1): Allow several reductions
33708         in a reduction PBB.
33709         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
33710         that have already been marked as PBB_IS_REDUCTION.
33711
33712 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33713
33714         * graphite-scop-detection.c (same_close_phi_node): New.
33715         (remove_duplicate_close_phi): New.
33716         (make_close_phi_nodes_unique): New.
33717         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
33718
33719 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33720
33721         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
33722         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
33723         of both data references to be the same.
33724
33725 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33726
33727         * graphite-dependences.c (build_lexicographical_constraint): Remove
33728         the gdim parameter.
33729         (build_lexicographical_constraint): Adjust call to
33730         ppl_powerset_is_empty.
33731         (dependence_polyhedron): Same.
33732         (graphite_legal_transform_dr): Same.
33733         (graphite_carried_dependence_level_k): Same.
33734         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
33735         parameter.
33736         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
33737
33738 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33739
33740         * graphite-sese-to-poly.c
33741         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
33742         (close_phi_written_to_memory): New.
33743         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
33744         and unshare_expr.
33745
33746 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33747
33748         * doc/install.texi: Update the expected version number of PPL to 0.11.
33749         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
33750         #if PPL_VERSION_MINOR < 11.
33751
33752 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33753
33754         * graphite-dependences.c: Include graphite-cloog-util.h.
33755         (new_poly_ddr): Inlined into dependence_polyhedron.
33756         (free_poly_ddr): Moved close by new_poly_ddr.
33757         (dependence_polyhedron_1): Renamed dependence_polyhedron.
33758         Early return NULL when ppl_powerset_is_empty returns true.
33759         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
33760         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
33761         (graphite_legal_transform_dr): Call new_poly_ddr.
33762         (graphite_carried_dependence_level_k): Same.
33763         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
33764         (dot_transformed_deps_stmt_1): Removed.
33765         (dot_deps_stmt_1): Call dot_deps_stmt_2.
33766         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
33767         (dot_deps_1): Call dot_deps_2.
33768         * Makefile.in (graphite-dependences.o): Add missing dependence on
33769         graphite-cloog-util.h.
33770
33771 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33772
33773         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
33774         (build_lexicographical_constraint): Same.
33775         (dependence_polyhedron_1): Same.
33776         (graphite_legal_transform_dr): Same.
33777         (graphite_carried_dependence_level_k): Same.
33778         * graphite-ppl.c (ppl_powerset_is_empty): New.
33779         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
33780         * tree-data-ref.c (dump_data_reference): Print the basic block index.
33781
33782 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33783
33784         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
33785         the "a followed by b" relation and document it.
33786
33787 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33788
33789         * graphite-dependences.c (build_lexicographical_constraint): Stop the
33790         iteration when the bag of constraints is empty.
33791
33792 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33793
33794         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
33795
33796 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33797
33798         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
33799         nest and two loop depths as parameters.
33800         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
33801         lst_perfect_nestify.
33802
33803 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33804
33805         * graphite-dependences.c (print_pddr): Call
33806         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
33807
33808 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
33809
33810         * graphite-ppl.c (debug_gmp_value): New.
33811         * graphite-ppl.h (debug_gmp_value): Declared.
33812
33813 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
33814
33815         * doc/install.texi: Document availability of cloog-0.16.
33816
33817 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
33818
33819         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
33820         invalid postdominance info.
33821
33822 2011-01-24  Jan Hubicka  <jh@suse.cz>
33823
33824         PR c/21659
33825         * doc/extend.texi (weak pragma): Drop claim that it must
33826         appear before definition.
33827         * varasm.c (merge_weak, declare_weak): Only sanity check
33828         that DECL is not output at a time it is declared weak.
33829
33830 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
33831
33832         * machmode.def: Fixed comments.
33833
33834 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
33835
33836         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
33837
33838 2011-01-24  Paul Koning  <ni1d@arrl.net>
33839
33840         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
33841         WORDS_BIG_ENDIAN.
33842
33843 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
33844
33845         PR target/46519
33846         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
33847         (block_info): Add scanned and prev.
33848         (move_or_delete_vzeroupper_2): Return if the basic block
33849         has been scanned and the upper 128bit state is unchanged
33850         from the last scan.
33851         (move_or_delete_vzeroupper_1): Return true if the exit
33852         state is changed.
33853         (move_or_delete_vzeroupper): Visit basic blocks using the
33854         work-list based algorithm based on vt_find_locations in
33855         var-tracking.c.
33856
33857         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
33858
33859 2011-01-24  Nick Clifton  <nickc@redhat.com>
33860
33861         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
33862         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
33863         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
33864         then define __v850e1__.
33865         * doc/invoke.texi: Document -mv850es.
33866
33867 2011-01-24  Richard Henderson  <rth@redhat.com>
33868
33869         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
33870         compound unordered comparisons.
33871         * config/rx/rx.c (rx_split_fp_compare): Remove.
33872         * config/rx/rx-protos.h: Update.
33873         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
33874         (cbranchsf4): Don't call rx_split_fp_compare.
33875         (*cbranchsf4): Use rx_split_cbranch.
33876         (*cmpsf): Don't accept "i" constraint.
33877         (*conditional_branch): Only valid after reload.
33878         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
33879
33880 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
33881
33882         PR target/47385
33883         * config/rs6000/altivec.md (vector constant splitters): Add
33884         support for creating vector single precision constants if -mvsx is
33885         used and we would create the constant using Altivec primitives.
33886
33887 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
33888             Richard Sandiford  <rdsandiford@googlemail.com>
33889
33890         PR rtl-optimization/47166
33891         * reload1.c (emit_reload_insns): Disable the spill_reg_store
33892         mechanism for PRE_MODIFY and POST_MODIFY.
33893         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
33894         reloadreg.
33895
33896 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
33897
33898         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
33899
33900 2011-01-22  Jan Hubicka  <jh@suse.cz>
33901
33902         PR lto/47333
33903         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
33904
33905 2011-01-22  Jan Hubicka  <jh@suse.cz>
33906
33907         PR tree-optimization/43884
33908         PR lto/44334
33909         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
33910         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
33911
33912 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
33913
33914         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
33915         * config/s390/s390.c (s390_register_move_cost,
33916         s390_memory_move_cost): New.
33917         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
33918
33919 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33920
33921         PR middle-end/47401
33922         * except.c (sjlj_assign_call_site_values): Move setting the
33923         crtl->uses_eh_lsda flag to ...
33924         (sjlj_mark_call_sites): ... here.
33925         (sjlj_emit_function_enter): Support NULL dispatch label.
33926         (sjlj_build_landing_pads): In a function with no landing pads
33927         that still has must-not-throw regions, generate code to register
33928         a personality function with empty LSDA.
33929
33930 2011-01-21  Richard Henderson  <rth@redhat.com>
33931
33932         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
33933
33934         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
33935
33936         * compare-elim.c: New file.
33937         * Makefile.in (OBJS-common): Add it.
33938         (compare-elim.o): New.
33939         * common.opt (fcompare-elim): New.
33940         * opts.c (default_options_table): Add OPT_fcompare_elim.
33941         * tree-pass.h (pass_compare_elim_after_reload): New.
33942         * passes.c (init_optimization_passes): Add it.
33943         * recog.h: Protect against re-inclusion.
33944         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
33945         * doc/invoke.texi (-fcompare-elim): Document it.
33946         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
33947         * doc/tm.texi: Rebuild.
33948
33949 2011-01-22  Nick Clifton  <nickc@redhat.com>
33950
33951         * config/rx/rx.md (cstoresf4): Pass comparison operator to
33952         rx_split_fp_compare.
33953
33954 2011-01-22  Nick Clifton  <nickc@redhat.com>
33955
33956         * config/rx/rx.md (UNSPEC_CONST): New.
33957         (deallocate_and_return): Wrap the amount popped off the stack in
33958         an UNSPEC_CONST in order to stop it being rejected by
33959         -mmax-constant-size.
33960         (pop_and_return): Add a "(return)" rtx.
33961         (call): Drop the immediate operand.
33962         (call_internal): Likewise.
33963         (call_value): Likewise.
33964         (call_value_internal): Likewise.
33965         (sibcall_internal): Likewise.
33966         (sibcall_value_internal): Likewise.
33967         (sibcall): Likewise.  Generate an explicit call using
33968         sibcall_internal.
33969         (sibcall_value): Likewise.
33970         (mov<>): FAIL if a constant operand is not legitimate.
33971         (addsi3_unpsec): New pattern.
33972
33973         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
33974         (ok_for_max_constant): New function.
33975         (gen_safe_add): New function.
33976         (rx_expand_prologue): Use gen_safe_add.
33977         (rx_expand_epilogue): Likewise.
33978         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
33979         UNSPEC CONSTs.
33980
33981 2011-01-21  Jeff Law  <law@redhat.com>
33982
33983         PR tree-optimization/47053
33984         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
33985         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
33986         statements are deleted.
33987         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
33988         is nonempty, then purge dead edges and cleanup the CFG.
33989
33990 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33991
33992         PR debug/47402
33993         Temporarily revert:
33994         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
33995         PR debug/47106
33996         * tree-dfa.c (create_var_ann): Mark variable as used.
33997
33998 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
33999
34000         PR middle-end/45566
34001         * except.c (convert_to_eh_region_ranges): Emit queued no-region
34002         notes from other section in hot/cold partitioning even if
34003         last_action is -3.  Increment call_site_base.
34004
34005         PR rtl-optimization/47366
34006         * fwprop.c (forward_propagate_into): Return bool.  If
34007         any changes are made, -fnon-call-exceptions is used and
34008         REG_EH_REGION note is present, call purge_dead_edges
34009         and return true if it purged anything.
34010         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
34011         any EH edges were purged.
34012
34013 2011-01-21  Jeff Law  <law@redhat.com>
34014
34015         PR rtl-optimization/41619
34016         * caller-save.c (setup_save_areas): Break out code to determine
34017         which hard regs are live across calls by examining the reload chains
34018         so that it is always used.
34019         Eliminate code which checked REG_N_CALLS_CROSSED.
34020
34021 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
34022
34023         PR tree-optimization/47355
34024         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
34025         NOP has non-debug uses beyond PHIs in new_bb.
34026
34027 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
34028
34029         PR debug/47106
34030         * cfgexpand.c (account_used_vars_for_block): Only account vars
34031         that are annotated as used.
34032         (estimated_stack_frame_size): Don't set TREE_USED.
34033         * tree-dfa.c (create_var_ann): Mark variable as used.
34034
34035 2011-01-21  Richard Guenther  <rguenther@suse.de>
34036
34037         PR middle-end/47395
34038         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
34039
34040 2011-01-21  Richard Guenther  <rguenther@suse.de>
34041
34042         PR tree-optimization/47365
34043         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
34044         (vn_reference_lookup_pieces): Adjust.
34045         (vn_reference_lookup): Likewise.
34046         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
34047         (vn_reference_lookup_3): Only look through kills if in
34048         VN_WALKREWRITE mode.
34049         (vn_reference_lookup_pieces): Adjust.
34050         (vn_reference_lookup): Likewise.
34051         (visit_reference_op_load): Likewise.
34052         (visit_reference_op_store): Likewise.
34053         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
34054         (compute_avail): Likewise.
34055         (eliminate): Likewise.
34056
34057 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
34058
34059         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
34060         DECL_IGNORED_P non-reg vars if they are used.
34061
34062         PR tree-optimization/47391
34063         * varpool.c (const_value_known_p): Return false if
34064         decl is volatile.
34065
34066 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
34067
34068         PR bootstrap/47215
34069         * config/i386/i386.c (ix86_local_alignment): Handle
34070         case for va_list_type_node is nil.
34071         (ix86_canonical_va_list_type): Likewise.
34072
34073 2011-01-21  Alan Modra  <amodra@gmail.com>
34074
34075         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
34076         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
34077
34078 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
34079
34080         * config/arm/arm.md (define_attr type): Rename f_load
34081         and f_store to f_fpa_load and f_fpa_store. Update.
34082         (write_conflict): Deal with rename fallout.
34083         (*push_fp_multi): Likewise.
34084         * config/arm/fpa.md (f_load): Use f_fpa_load.
34085         (f_store): Use f_fpa_store.
34086         (*movsf_fpa): Likewise.
34087         (*movdf_fpa): Likewise.
34088         (*movxf_fpa): Likewise.
34089         (*thumb2_movsf_fpa): Likewise.
34090         (*thumb2_movdf_fpa): Likewise.
34091         (*thumb2_movxf_fpa): Likewise.
34092         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
34093         f_loadd and f_stored.
34094         (*thumb2_movdi_vfp): Likewise.
34095         (*thumb2_movsf_vfp): Fix attribute to f_loads.
34096         (*thumb2_movsi_vfp): Likewise.
34097         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
34098         Use f_loads instead of f_load.
34099         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
34100
34101 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
34102
34103         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
34104         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
34105         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
34106         (xtensa_mode_dependent_address_p): New function.
34107         (constantpool_address_p): Make static. Change return type to bool.
34108         Change argument type to const_rtx. Use CONST_INT_P predicate.
34109
34110 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
34111
34112         PR debug/46583
34113         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
34114
34115 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
34116
34117         PR debug/47283
34118         * cfgexpand.c (expand_debug_expr): Instead of generating
34119         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
34120         etc. handling.
34121
34122 2011-01-20  Richard Guenther  <rguenther@suse.de>
34123
34124         PR middle-end/47370
34125         * tree-inline.c (remap_gimple_op_r): Recurse manually for
34126         the pointer operand of MEM_REFs.
34127
34128 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
34129
34130         PR tree-optimization/46130
34131         * ipa-split.c (consider_split): If return_bb contains non-virtual
34132         PHIs other than for retval or if split_function would not adjust it,
34133         refuse to split.
34134
34135 2011-01-20  Richard Guenther  <rguenther@suse.de>
34136
34137         PR tree-optimization/47167
34138         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
34139         Revert previous change, only avoid enumeral type changes.
34140
34141 2011-01-19  Mike Stump  <mikestump@comcast.net>
34142
34143         * doc/tm.texi.in (BRANCH_COST): Englishify.
34144         * doc/tm.texi (BRANCH_COST): Likewise.
34145
34146 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
34147
34148         PR c++/47291
34149         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
34150         (gen_scheduled_generic_parms_dies): New functions.
34151         (gen_struct_or_union_type_die): Schedule template parameters DIEs
34152         generation for the end of CU compilation.
34153         (dwarf2out_finish): Generate template parameters DIEs here.
34154
34155 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
34156
34157         PR debug/46240
34158         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
34159         debug bind stmt on merge edges.
34160
34161 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
34162
34163         PR debug/47079
34164         PR debug/46724
34165         * function.c (instantiate_expr): Instantiate incoming rtl of
34166         implicit arguments, and recurse on VALUE_EXPRs.
34167         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
34168         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
34169
34170 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
34171
34172         * c-parser.c (c_parser_for_statement): Initialize
34173         collection_expression.
34174
34175 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34176
34177         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
34178
34179 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34180
34181         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
34182         (LINK_SHLIB_SPEC): Don't use %(link_path).
34183         (SUBTARGET_EXTRA_SPECS): Remove link_path.
34184
34185 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34186
34187         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
34188         (NO_SHARED_LIB_SUPPORT): Remove.
34189         (LINK_SHLIB_SPEC): Remove one conditional definition.
34190
34191 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
34192
34193         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
34194         %{call_shared}.
34195         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
34196         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
34197         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
34198         %{call_shared} and conditionals on these options not being passed.
34199         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
34200         %{call_shared}.
34201
34202 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
34203
34204         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
34205         simplify.
34206
34207         * ipa-split.c: Spelling fixes.
34208
34209 2011-01-19  Richard Henderson  <rth@redhat.com>
34210
34211         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
34212         (*mulsi3): Likewise.
34213
34214         * longlong.h [__mn10300__] (count_leading_zeros): New.
34215         [__mn10300__] (umul_ppmm, smul_ppmm): New.
34216         [__mn10300__] (add_ssaaaa, subddmmss): New.
34217         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
34218         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
34219
34220 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34221
34222         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
34223
34224 2011-01-19  Richard Henderson  <rth@redhat.com>
34225
34226         * config/mn10300/mn10300.md (addsi3_flags): New.
34227         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
34228         (subsi3_flags, subc_internal, subdi3): New.
34229         (subdi3_internal, *subdi3_degenerate): New.
34230         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
34231
34232         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
34233         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
34234         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
34235         * config/mn10300/mn10300-protos.h: Update.
34236         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
34237         (return_ret): Likewise.  Rename from return_internal_regs.
34238         (return_internal): Remove.
34239
34240         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
34241         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
34242         (mn10300_legitimate_constant_p): Likewise.
34243         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
34244         (mn10300_frame_size): New.
34245         (mn10300_expand_prologue): Use it.
34246         (mn10300_expand_epilogue): Likewise.
34247         (mn10300_initial_offset): Likewise.
34248         * config/mn10300/mn10300-protos.h: Update.
34249         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
34250         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
34251         (prologue, epilogue, return_internal): Tidy output code.
34252         (mn10300_store_multiple_operation, return): Likewise.
34253         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
34254         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
34255         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
34256         (load_pic, am33_load_pic): New.
34257         (mn10300_load_pic0, mn10300_load_pic1): New.
34258
34259         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
34260         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
34261         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
34262         (cc_flags_for_mode, cc_flags_for_code): New.
34263         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
34264         overflow flag is not valid.  Validate that the flags we need
34265         for the comparison are valid.
34266         (mn10300_output_cmp): Remove.
34267         (mn10300_output_add): New.
34268         (mn10300_select_cc_mode): Use cc_flags_for_code.
34269         (mn10300_split_cbranch): New.
34270         (mn10300_match_ccmode): New.
34271         (mn10300_split_and_operand_count): New.
34272         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
34273         to the function.
34274         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
34275         (addsi3): ... here.  Use mn10300_output_add.
34276         (*addsi3_flags): New.
34277         (*am33_subsi3, *mn10300_subsi3): Merge...
34278         (subsi3): ... here.  Use attribute isa.
34279         (*subsi3_flags): New.
34280         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
34281         when possible.
34282         (*am33_andsi3, *mn10300_andsi3): Merge...
34283         (andsi3): ... here.
34284         (*andsi3_flags): New.
34285         (andsi3 splitters): New.
34286         (*am33_iorsi3, *mn10300_iorsi3): Merge...
34287         (iorsi3): ... here.
34288         (*iorsi3_flags): New.
34289         (*am33_xorsi3, *mn10300_xorsi3): Merge...
34290         (xorsi3): ... here.
34291         (*xorsi3_flags): New.
34292         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
34293         (one_cmplsi2): ... here.
34294         (*one_cmplsi2_flags): New.
34295         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
34296         instead of "dax" in constraints.  Use mn10300_split_cbranch.
34297         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
34298         use matching constraints to eliminate a self-comparison.
34299         (*integer_conditional_branch): Rename from integer_conditional_branch.
34300         Use int_mode_flags to match CC_REG.
34301         (*cbranchsi4_btst, *btstsi): New.
34302         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
34303         mn10300_split_cbranch.
34304         (*am33_cmpsf): Rename from am33_cmpsf.
34305         (*float_conditional_branch): Rename from float_conditional_branch.
34306         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
34307         (zero_extendqisi2): ... here.
34308         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
34309         (zero_extendhisi2): ... here.
34310         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
34311         (extendqisi2): ... here.
34312         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
34313         (extendhisi2): ... here.
34314         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
34315         (ashlsi3): ... here.
34316         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
34317         (lshrsi3): ... here.
34318         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
34319         (ashrsi3): ... here.
34320         (consecutive add peephole): Remove.
34321         * config/mn10300/predicates.md (label_ref_operand): New.
34322         (int_mode_flags): New.
34323         (CCZN_comparison_operator): New.
34324
34325         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
34326         (throughput_42_latency_43): New reservation.
34327         (mulsidi3, umulsidi3): New expanders.
34328         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
34329         the MDR register to allocation; separately allocate the low and
34330         high parts of the DImode result.
34331         (umulsidi3_internal): Similarly.
34332         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
34333         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
34334         (udivsi3, umodsi3): Remove.
34335         (udivmodsi4, divmodsi4): New expanders.
34336         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
34337         (*divmodsi4): Simiarly.
34338         (ext_internal): New.
34339
34340         * config/mn10300/constraints.md ("z"): New constraint.
34341         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
34342         (FIXED_REGISTERS): Don't fix MDR.
34343         (CALL_USED_REGSITERS): Reformat nicely.
34344         (REG_ALLOC_ORDER): Add MDR.
34345         (enum regclass): Add MDR_REGS.
34346         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
34347         (IRA_COVER_CLASSES): Add MDR_REGS.
34348         (REGNO_REG_CLASS): Handle MDR_REG.
34349         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
34350         (mn10300_register_move_cost): Likewise.
34351         * config/mn10300/mn10300.md (MDR_REG): New.
34352         (*movsi_internal): Handle moves to/from MDR_REGS.
34353
34354         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
34355         POST_MODIFY.
34356         (mn10300_secondary_reload): Tidy combination reload classes.
34357         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
34358         addresses for AM33.  Allow symbolic offsets for reg+imm.
34359         (mn10300_regno_in_class_p): New.
34360         (mn10300_legitimize_reload_address): New.
34361         * config/mn10300/mn10300.h (enum reg_class): Remove
34362         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
34363         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
34364         SP_OR_GENERAL_REGS.
34365         (REG_CLASS_NAMES): Update to match.
34366         (REG_CLASS_CONTENTS): Likewise.
34367         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
34368         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
34369         (REGNO_IN_RANGE_P): Remove.
34370         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
34371         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
34372         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
34373         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
34374         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
34375         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
34376         (REGNO_GENERAL_P): New.
34377         (HAVE_POST_MODIFY_DISP): New.
34378         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
34379         (LEGITIMIZE_RELOAD_ADDRESS): New.
34380         * config/mn10300/mn10300-protos.h: Update.
34381
34382         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
34383         DATA_REGS for AM33 stack-pointer destination.
34384         (mn10300_preferred_output_reload_class): Likewise.
34385         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
34386         into a form appropriate for ...
34387         (TARGET_SECONDARY_RELOAD): New.
34388         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
34389         * config/mn10300/mn10300-protos.h: Update.
34390         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
34391         reload_insi; use the "A" constraint for the scratch; handle AM33
34392         moves of sp to non-address registers.
34393
34394         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
34395         (*movqi_internal): ... here.
34396         (*am33_movhi, *mn10300_movhi): Merge into...
34397         (*movhi_internal): ... here.
34398         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
34399         as the source/destination of moves from/to SP.
34400         (movsf): Only allow for AM33-2.
34401         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
34402         any integer constant constraint.  Only allow for AM33-2.  Tidy
34403         all of the alternative outputs.
34404         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
34405         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
34406         for MN103.
34407         (udivsi3, umodsi3): New patterns for MN103 only.
34408
34409 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
34410
34411         * doc/tm.texi.in: Spell out that a lack of register class unions
34412         can lead to ICEs.
34413         * doc/tm.texi: Regenerate.
34414
34415 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
34416
34417         PR rtl-optimization/47337
34418         * dce.c (check_argument_store): New function.
34419         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
34420
34421         PR tree-optimization/47290
34422         * tree-eh.c (infinite_empty_loop_p): New function.
34423         (cleanup_empty_eh): Use it.
34424
34425 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
34426
34427         PR target/46997
34428         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
34429         (a64_expand_widen_sum): Ditto.
34430         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
34431         (vec_extract_evenodd_help): Ditto.
34432         (vec_extract_evenv4hi): Ditto.
34433         (vec_extract_oddv4hi): Ditto.
34434         (vec_extract_evenv2si): Ditto.
34435         (vec_extract_oddv2si): Ditto.
34436         (vec_extract_evenv2sf): Ditto.
34437         (vec_extract_oddv2sf): Ditto.
34438         (vec_pack_trunc_v4hi: Ditto.
34439         (vec_pack_trunc_v2si): Ditto.
34440         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
34441         (vec_interleave_highv8qi): Ditto.
34442         (mix1_r): Ditto.
34443         (vec_extract_oddv8qi): Ditto.
34444         (vec_interleave_lowv4hi): Ditto.
34445         (vec_interleave_highv4hi): Ditto.
34446         (vec_interleave_lowv2si): Ditto.
34447         (vec_interleave_highv2si): Ditto.
34448
34449 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34450
34451         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
34452         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
34453         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
34454         (pa_c_mode_for_suffix): New.
34455         (TARGET_EXPAND_BUILTIN): Define.
34456         (TARGET_C_MODE_FOR_SUFFIX): Define.
34457         (pa_builtins): Define.
34458         (pa_init_builtins): Register __float128 type and init new support
34459         builtins.
34460         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
34461         * config/pa/quadlib.c (_U_Qfcopysign): New.
34462
34463 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
34464
34465         PR middle-end/46894
34466         * explow.c (allocate_dynamic_stack_space): Do not assume more than
34467         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
34468         are defined.
34469
34470 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34471
34472         PR tree-optimization/47179
34473         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
34474         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
34475
34476 2011-01-18  Richard Guenther  <rguenther@suse.de>
34477
34478         PR rtl-optimization/47216
34479         * emit-rtl.c: Include tree-flow.h.
34480         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
34481         of replicating it with different semantics.
34482         * Makefile.in (emit-rtl.o): Adjust.
34483
34484 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
34485
34486         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
34487         (cortex_a9_dp): Handle neon types correctly.
34488
34489 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
34490
34491         PR rtl-optimization/47299
34492         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
34493         subtarget.  Use normal multiplication if both operands are constants.
34494         * expmed.c (expand_widening_mult): Don't try to optimize constant
34495         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
34496         before using it.
34497
34498 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34499
34500         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
34501         spacing after 'e.g.', typos, comma, hyphenation.
34502
34503 2011-01-17  Richard Henderson  <rth@redhat.com>
34504
34505         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
34506         (rx_restricted_mem_operand): New.
34507         (rx_shift_operand): Use register_operand.
34508         (rx_source_operand, rx_compare_operand): Likewise.
34509         * config/rx/rx.md (addsi3_flags): New expander.
34510         (adddi3): Rewrite as expander.
34511         (adc_internal, *adc_flags, adddi3_internal): New patterns.
34512         (subsi3_flags): New expander.
34513         (subdi3): Rewrite as expander.
34514         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
34515
34516         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
34517         (rx_init_builtins): Remove sat builtin.
34518         (rx_expand_builtin): Likewise.
34519         * config/rx/rx.md (ssaddsi3): New.
34520         (*sat): Rename from sat.  Represent the CC_REG input.
34521
34522         * config/rx/predicates.md (rshift_operator): New.
34523         * config/rx/rx.c (rx_expand_insv): Remove.
34524         * config/rx/rx-protos.h: Update.
34525         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
34526         operand to the canonical position.
34527         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
34528         (*bitclr, *bitclr_in_memory): Similarly.
34529         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
34530         (insv): Retain the zero_extract in the expansion.
34531
34532         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
34533         (bswaphi2, bitinvert, revw): Likewise.
34534
34535         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
34536         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
34537         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
34538         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
34539         (bitset, bitset_in_memory): Likewise.
34540         (bitinvert, bitinvert_in_memory): Likewise.
34541         (bitclr, bitclr_in_memory): Likewise.
34542         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
34543         (rx_strend, rx_cmpstrn): Likewise.
34544         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
34545         (bitop peep2 patterns): Remove.
34546
34547         * config/rx/rx.c (rx_match_ccmode): New.
34548         * config/rx/rx-protos.h: Update.
34549         * config/rx/rx.md (abssi2): Clobber, don't set flags.
34550         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
34551         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
34552         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
34553         (fix_truncsfsi2, floatsisf2): Likewise.
34554         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
34555         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
34556         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
34557         (*subsi3_flags, *xorsi3_flags): New.
34558
34559         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
34560
34561         * config/rx/rx.c (rx_print_operand): Remove workaround for
34562         unsplit comparison operations.
34563
34564         * config/rx/rx.md (movsicc): Split after reload.
34565         (*movsicc): Merge *movsieq and *movsine via match_operator.
34566         (*stcc): New pattern.
34567
34568         * config/rx/rx.c (rx_float_compare_mode): Remove.
34569         * config/rx/rx.h (rx_float_compare_mode): Remove.
34570         * config/rx/rx.md (cstoresi4): Split after reload.
34571         (*sccc): New pattern.
34572
34573         * config/rx/predicates.md (label_ref_operand): New.
34574         (rx_z_comparison_operator): New.
34575         (rx_zs_comparison_operator): New.
34576         (rx_fp_comparison_operator): New.
34577         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
34578         Validate that the flags are set properly for the comparison.
34579         (rx_gen_cond_branch_template): Remove.
34580         (rx_cc_modes_compatible): Remove.
34581         (mode_from_flags): New.
34582         (flags_from_code): Rename from flags_needed_for_conditional.
34583         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
34584         (rx_select_cc_mode): Likewise.
34585         (rx_split_fp_compare): New.
34586         (rx_split_cbranch): New.
34587         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
34588         (*cbranchsi4): Use match_operator and rx_split_cbranch.
34589         (*cbranchsf4): Similarly.
34590         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
34591         match_operator and rx_split_cbranch.
34592         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
34593         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
34594         (*cmpsi): Rename from cmpsi.
34595         (*tstsi): Rename from tstsi.
34596         (*cmpsf): Rename from cmpsf; use CC_Fmode.
34597         (*conditional_branch): Rename from conditional_branch.
34598         (*reveresed_conditional_branch): Remove.
34599         (b<code>): Remove expander.
34600         * config/rx/rx-protos.h: Update.
34601
34602         * config/rx/rx.c (rx_compare_redundant): Remove.
34603         * config/rx/rx.md (cmpsi): Don't use it.
34604         * config/rx/rx-protos.h: Update.
34605
34606         * config/rx/rx-modes.def (CC_F): New mode.
34607         * config/rx/rx.c (rx_select_cc_mode): New.
34608         * config/rx/rx.h (SELECT_CC_MODE): Use it.
34609         * config/rx/rx-protos.h: Update.
34610
34611 2011-01-17  Richard Henderson  <rth@redhat.com>
34612
34613         * except.c (dump_eh_tree): Fix stray ; after for statement.
34614
34615 2011-01-17  Richard Guenther  <rguenther@suse.de>
34616
34617         PR tree-optimization/47313
34618         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
34619         handling before copying the body.  Properly deal with
34620         by-reference result in SSA form.
34621
34622 2011-01-17  Ian Lance Taylor  <iant@google.com>
34623
34624         PR target/47219
34625         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
34626         (struct_value_alias_set): Don't define.
34627         (sparc_option_override): Don't set sparc_sr_alias_set and
34628         struct_value_alias_set.
34629         (save_or_restore_regs): Use gen_frame_mem rather than calling
34630         set_mem_alias_set.
34631         (sparc_struct_value_rtx): Likewise.
34632
34633 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
34634
34635         PR target/47318
34636         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
34637         (_mm_maskstore_pd): Likewise.
34638         (_mm_maskload_ps): Likewise.
34639         (_mm_maskstore_ps): Likewise.
34640         (_mm256_maskload_pd): Change mask to __m256i.
34641         (_mm256_maskstore_pd): Likewise.
34642         (_mm256_maskload_ps): Likewise.
34643         (_mm256_maskstore_ps): Likewise.
34644
34645         * config/i386/i386-builtin-types.def: Updated.
34646         (ix86_expand_special_args_builtin): Likewise.
34647
34648         * config/i386/i386.c (bdesc_special_args): Update
34649         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
34650         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
34651         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
34652         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
34653
34654         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
34655         Use <avxpermvecmode> on mask register.
34656         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
34657
34658 2011-01-17  Olivier Hainque  <hainque@adacore.com>
34659             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
34660             Eric Botcazou  <ebotcazou@adacore.com>
34661
34662         PR target/46655
34663         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
34664         if <= USHRT_MAX in 32-bit mode.
34665
34666 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
34667
34668         * doc/install.texi (Configuration, Specific): Wrap long
34669         lines in examples.  Allow line wrapping in long options
34670         and URLs where beneficial for PDF output.
34671
34672 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
34673
34674         * config/mips/mips.c (mips_classify_symbol): Don't return
34675         SYMBOL_PC_RELATIVE for nonlocal labels.
34676
34677 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
34678
34679         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
34680
34681 2011-01-15  Jan Hubicka  <jh@suse.cz>
34682
34683         PR tree-optimization/47276
34684         * ipa.c (function_and_variable_visibility): Do not try to mark alias
34685         declarations as needed.
34686
34687 2011-01-15  Martin Jambor  <mjambor@suse.cz>
34688
34689         * common.opt (fdevirtualize): New flag.
34690         * doc/invoke.texi (Option Summary): Document it.
34691         * opts.c (default_options_table): Add devirtualize flag.
34692         * ipa-prop.c (detect_type_change): Return immediately if
34693         devirtualize flag is not set.
34694         (detect_type_change_ssa): Likewise.
34695         (compute_known_type_jump_func): Likewise.
34696         (ipa_analyze_virtual_call_uses): Likewise.
34697
34698 2011-01-14  Martin Jambor  <mjambor@suse.cz>
34699
34700         PR tree-optimization/45934
34701         PR tree-optimization/46302
34702         * ipa-prop.c (type_change_info): New type.
34703         (stmt_may_be_vtbl_ptr_store): New function.
34704         (check_stmt_for_type_change): Likewise.
34705         (detect_type_change): Likewise.
34706         (detect_type_change_ssa): Likewise.
34707         (compute_complex_assign_jump_func): Check for dynamic type change.
34708         (compute_complex_ancestor_jump_func): Likewise.
34709         (compute_known_type_jump_func): Likewise.
34710         (compute_scalar_jump_functions): Likewise.
34711         (ipa_analyze_virtual_call_uses): Likewise.
34712         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
34713
34714 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34715
34716         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
34717         * config/i386/i386.opt (msse5): New Alias.
34718
34719 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34720
34721         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
34722         * config/sparc/linux64.h (CC1_SPEC): Likewise.
34723         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
34724         * config/sparc/sparc.h (CC1_SPEC): Likewise.
34725
34726 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34727
34728         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
34729         -mcpu options.
34730         * config/sparc/linux64.h (CC1_SPEC): Likewise.
34731         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
34732         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
34733         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
34734         Likewise.
34735         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
34736
34737 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34738
34739         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
34740
34741 2011-01-14  Mike Stump  <mikestump@comcast.net>
34742
34743         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
34744         * config/fr30/fr30.md: Likweise
34745         (movsi_push): Likewise.
34746         (movsi_pop): Likewise.
34747         (enter_func): Likewise.
34748         * config/moxie/moxie.md (movsi_push): Likewise.
34749         (movsi_pop): Likewise.
34750
34751 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34752
34753         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
34754         %{no_archive} %{exact_version}.
34755         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
34756         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
34757         %{no_archive} %{exact_version}.
34758         * config/mips/openbsd.h (LINK_SPEC): Likewise.
34759         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
34760         * config/mips/vxworks.h: Likewise.
34761
34762 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34763
34764         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
34765
34766 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34767
34768         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
34769         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
34770
34771 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34772
34773         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
34774         -nodefaultlib.
34775
34776 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34777
34778         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
34779         for mcpu not cpu.
34780         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
34781         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
34782         not cpu.
34783         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
34784         Don't handle -shlib.
34785
34786 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34787
34788         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
34789         (CC1_SPEC): Don't handle -profile.
34790
34791 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34792
34793         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
34794         * config/mips/mips.h (CC1_SPEC): Likewise.
34795
34796 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34797
34798         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
34799         * config/mips/mips.h (CC1_SPEC): Likewise.
34800
34801 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34802
34803         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
34804         * config/m32r/linux.h (LINK_SPEC): Likewise.
34805         * config/mips/linux.h (LINK_SPEC): Likewise.
34806         * config/mips/linux64.h (LINK_SPEC): Likewise.
34807         * config/sparc/linux.h (LINK_SPEC): Likewise.
34808         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
34809         LINK_SPEC): Likewise.
34810         * config/xtensa/linux.h (LINK_SPEC): Likewise.
34811
34812 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34813
34814         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
34815         %{version:-v}.
34816         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
34817
34818 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34819
34820         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
34821         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
34822
34823 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
34824
34825         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
34826
34827 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
34828
34829         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
34830         supports -Bstatic/-Bdynamic.
34831         * configure: Regenerate.
34832
34833 2011-01-14  Jan Hubicka  <jh@suse.cz>
34834             Jack Howarth  <howarth@bromo.med.uc.edu>
34835
34836         PR target/46037
34837         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
34838         when checking debug_info_level. Test write_symbols instead of
34839         debug_hooks->var_location when setting flag_var_tracking_uninit.
34840
34841 2011-01-14  Richard Guenther  <rguenther@suse.de>
34842
34843         PR tree-optimization/47179
34844         * target.def (ref_may_alias_errno): New target hook.
34845         * targhooks.h (default_ref_may_alias_errno): Declare.
34846         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
34847         (default_ref_may_alias_errno): New function.
34848         * target.h (struct ao_ref_s): Declare.
34849         * tree-ssa-alias.c: Include target.h.
34850         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
34851         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
34852         (targhooks.o): Likewise.
34853         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
34854         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
34855
34856 2011-01-14  Richard Guenther  <rguenther@suse.de>
34857
34858         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
34859
34860 2011-01-14  Richard Guenther  <rguenther@suse.de>
34861
34862         PR tree-optimization/47280
34863         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
34864         return CFG changes.
34865         (tree_ssa_forward_propagate_single_use_vars): Deal with
34866         CFG changes from associate_plusminus.
34867
34868 2011-01-14  Richard Guenther  <rguenther@suse.de>
34869
34870         PR middle-end/47281
34871         Revert
34872         2011-01-11  Richard Guenther  <rguenther@suse.de>
34873
34874         PR tree-optimization/46076
34875         * tree-ssa.c (useless_type_conversion_p): Conversions from
34876         unprototyped to empty argument list function types are useless.
34877
34878 2011-01-14  Richard Guenther  <rguenther@suse.de>
34879
34880         PR tree-optimization/47286
34881         * tree-ssa-structalias.c (new_var_info): Register variables are global.
34882
34883 2011-01-14  Martin Jambor  <mjambor@suse.cz>
34884
34885         PR middle-end/46823
34886         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
34887
34888 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
34889
34890         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
34891         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
34892         * config/xtensa/xtensa.c (xtensa_libcall_value,
34893         xtensa_function_value_regno_p): New functions.
34894         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
34895
34896 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
34897
34898         PR c++/47213
34899         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
34900         PE specific hook.
34901         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
34902         New function prototype.
34903         * config/i386/winnt.c (i386_pe_assemble_visibility):
34904         Warn only if attribute was specified by user.
34905
34906 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
34907
34908         PR target/47251
34909         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
34910         floating point.
34911         (floatunsdidf2_fcfidu): Ditto.
34912
34913 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
34914
34915         * config/s390/s390.c (print_operand_address): Replace 'error' with
34916         'output_operand_lossage'.
34917         (print_operand): Likewise.
34918
34919 2011-01-13  Jeff Law  <law@redhat.com>
34920
34921         PR rtl-optimization/39077
34922         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
34923         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
34924         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
34925         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
34926         * gcse.c (prune_insertions_deletions): New function.
34927         (compute_pre_data): Use it.
34928
34929 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
34930
34931         PR debug/PR46973
34932         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
34933         static function.
34934         (prune_unused_types_mark): Use it.
34935
34936 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
34937
34938         PR rtl-optimization/45352
34939         * sel-sched.c: Update copyright years.
34940         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
34941         in the advancing loop when we have issued issue_rate insns.
34942
34943 2011-01-12  Richard Henderson  <rth@redhat.com>
34944
34945         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
34946         (TARGET_MD_ASM_CLOBBERS): New.
34947
34948         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
34949         (TARGET_DELEGITIMIZE_ADDRESS): New.
34950
34951         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
34952         (clzsi2, *bsch): New patterns.
34953
34954         * config/mn10300/mn10300.md (INT): New mode iterator.
34955         (*mov<INT>_clr): New pattern, and peep2 to generate it.
34956
34957         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
34958         flag_split_wide_types.
34959
34960         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
34961         (mn10300_trampoline_init): Rewrite without a template, an immediate
34962         load and a direct branch.
34963         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
34964
34965 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
34966
34967         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
34968         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
34969         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
34970         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
34971
34972 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
34973
34974         PR debug/47209
34975         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
34976         of type.
34977
34978 2011-01-12  Jan Hubicka  <jh@suse.cz>
34979
34980         PR driver/47244
34981         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
34982         (PLUGIN_COND_CLOSE): New macro.
34983         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
34984
34985 2011-01-12  Richard Guenther  <rguenther@suse.de>
34986
34987         PR lto/47259
34988         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
34989         register variables in a MEM_REF.
34990
34991 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
34992
34993         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
34994         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
34995         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
34996         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
34997         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
34998         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
34999         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
35000         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
35001         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
35002         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
35003         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
35004         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
35005         * config/gnu-user.h: New.  Copied from linux.h.
35006         (LINUX_TARGET_STARTFILE_SPEC): Rename to
35007         GNU_USER_TARGET_STARTFILE_SPEC.
35008         (LINUX_TARGET_ENDFILE_SPEC): Rename to
35009         GNU_USER_TARGET_ENDFILE_SPEC.
35010         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
35011         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
35012         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
35013         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
35014         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
35015         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
35016         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
35017         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
35018         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
35019         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
35020         * config/arm/linux-eabi.h (CC1_SPEC): Use
35021         GNU_USER_TARGET_CC1_SPEC.
35022         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
35023         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
35024         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
35025         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
35026         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
35027         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
35028         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
35029         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
35030
35031 2011-01-12  Richard Guenther  <rguenther@suse.de>
35032
35033         PR other/46946
35034         * doc/invoke.texi (ffast-math): Document it is turned on
35035         with -Ofast.
35036
35037 2011-01-12  Jan Hubicka  <jh@suse.cz>
35038
35039         PR tree-optimization/47233
35040         * opts.c (common_handle_option): Disable ipa-reference with profile
35041         feedback.
35042
35043 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
35044
35045         * c-parser.c (c_parser_objc_at_property_declaration): Improved
35046         error message.
35047
35048 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
35049
35050         * c-parser.c (c_lex_one_token): Updated and reindented some
35051         comments.  No changes in code.
35052
35053 2011-01-11  Ian Lance Taylor  <iant@google.com>
35054
35055         * godump.c (go_output_var): Don't output the variable if there is
35056         already a type with the same name.
35057
35058 2011-01-11  Ian Lance Taylor  <iant@google.com>
35059
35060         * godump.c (go_format_type): Don't generate float80.
35061
35062 2011-01-11  Richard Henderson  <rth@redhat.com>
35063
35064         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
35065         declaration.  Rewrite for both speed and size.
35066         (mn10300_address_cost_1): Remove.
35067         (mn10300_register_move_cost): New.
35068         (mn10300_memory_move_cost): New.
35069         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
35070         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
35071         extensions, shifts, BSWAP, CLZ.
35072         (mn10300_wide_const_load_uses_clr): Remove.
35073         (TARGET_REGISTER_MOVE_COST): New.
35074         (TARGET_MEMORY_MOVE_COST): New.
35075         * config/mn10300/mn10300-protos.h: Update.
35076         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
35077
35078         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
35079         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
35080         * config/mn10300/mn10300-protos.h: Update.
35081         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
35082         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
35083         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
35084         (*test_int_bitfield, *test_byte_bitfield): Remove.
35085         (*bit_test, *subreg_bit_test): Remove.
35086         * config/mn10300/predicates.md (const_8bit_operand): Remove.
35087
35088         * config/mn10300/constraints.md ("c"): Rename from "A".
35089         ("A", "D"): New constraint letters.
35090         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
35091         (fmssf4, fnmasf4, fnmssf4): Likewise.
35092
35093         * config/mn10300/mn10300.md (isa): New attribute.
35094         (enabled): New attribute.
35095
35096         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
35097         (abssf2, negsf2): Define only for hardware fp.
35098         (sqrtsf2): Reformat.
35099         (addsf3, subsf3, mulsf3): Merge expander and insn.
35100
35101         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
35102         (DEBUGGER_AUTO_OFFSET): Remove.
35103         (DEBUGGER_ARG_OFFSET): Remove.
35104
35105         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
35106         Emit register stores with the same offsets as the hardware.
35107         (mn10300_store_multiple_operation): Don't check that the register
35108         save offsets are monotonic.
35109         * config/mn10300/mn10300-protos.h: Update.
35110
35111         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
35112
35113         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
35114         in terms of the value on the stack, not the MDR register.
35115
35116 2011-01-11  Jan Hubicka  <jh@suse.cz>
35117
35118         PR lto/45721
35119         PR lto/45375
35120         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
35121         (symbol_alias_set_destroy, symbol_alias_set_contains,
35122         propagate_aliases_backward): Declare.
35123         * lto-streamer-out.c (struct sets): New sturcture.
35124         (trivally_defined_alias): New function.
35125         (output_alias_pair_p): Rewrite.
35126         (output_unreferenced_globals): Fix output of alias pairs.
35127         (produce_symtab): Likewise.
35128         * ipa.c (function_and_variable_visibility): Set weak alias destination
35129         as needed in lto.
35130         * varasm.c (symbol_alias_set_t): Remove.
35131         (symbol_alias_set_destroy): Export.
35132         (propagate_aliases_forward, propagate_aliases_backward): New functions
35133         based on ...
35134         (compute_visible_aliases): ... this one; remove.
35135         (trivially_visible_alias): New
35136         (trivially_defined_alias): New.
35137         (remove_unreachable_alias_pairs): Rewrite.
35138         (finish_aliases_1): Reorganize code checking if alias is defined.
35139         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
35140         in LTO mode.
35141
35142 2011-01-11  Richard Guenther  <rguenther@suse.de>
35143
35144         PR tree-optimization/46076
35145         * tree-ssa.c (useless_type_conversion_p): Conversions from
35146         unprototyped to empty argument list function types are useless.
35147
35148 2011-01-11  Richard Guenther  <rguenther@suse.de>
35149
35150         PR middle-end/45235
35151         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
35152         volatile MEMs as MEM_READONLY_P.
35153
35154 2011-01-11  Richard Guenther  <rguenther@suse.de>
35155
35156         PR tree-optimization/47239
35157         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
35158
35159 2011-01-11  Jeff Law  <law@redhat.com>
35160
35161         PR tree-optimization/47086
35162         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
35163         IVs from statements that might throw.
35164
35165 2011-01-10  Jan Hubicka  <jh@suse.cz>
35166
35167         PR lto/45375
35168         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
35169
35170 2011-01-10  Jan Hubicka  <jh@suse.cz>
35171
35172         PR lto/45375
35173         * profile.c (read_profile_edge_counts): Ignore profile inconistency
35174         when correcting profile.
35175
35176 2011-01-10  Jan Hubicka  <jh@suse.cz>
35177
35178         PR lto/46083
35179         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
35180         DECL_FINI_PRIORITY.
35181         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
35182         Restore DECL_FINI_PRIORITY.
35183
35184 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35185
35186         * doc/gimple.texi: Fix quoting of multi-word return values in
35187         @deftypefn statements.  Ensure presence of return value.  Wrap
35188         overlong @deftypefn lines.
35189         (is_gimple_operand, is_gimple_min_invariant_address): Remove
35190         descriptions of removed functions.
35191         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
35192         of multi-word return value in @deftypefn statement.
35193
35194 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35195
35196         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
35197         (Conditional Expressions, Logical Operators)
35198         (Statement and operand traversals): Do not indent smallexample
35199         code.  Fix duplicate function argument in example.
35200
35201 2011-01-10  Jeff Law  <law@redhat.com>
35202
35203         PR tree-optimization/47141
35204         * ipa-split.c (split_function): Handle case where we are
35205         returning a value and the return block has a virtual operand phi.
35206
35207 2011-01-10  Jan Hubicka  <jh@suse.cz>
35208
35209         PR tree-optimization/47234
35210         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
35211         (pass_feedback_split_functions): Declare.
35212         * passes.c (init_optimization_passes): Add ipa-split as subpass of
35213         tree-profile.
35214         * ipa-split.c (gate_split_functions): Update comments; disable
35215         split-functions for profile_arc_flag and branch_probabilities.
35216         (gate_feedback_split_functions): New function.
35217         (execute_feedback_split_functions): New function.
35218         (pass_feedback_split_functions): New global var.
35219
35220 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
35221
35222         PR lto/46760
35223         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
35224         calling gimple_call_set_cannot_inline.
35225
35226 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
35227
35228         * config/darwin-sections.def: Remove unused section.
35229
35230 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
35231
35232         PR c++/47218
35233         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
35234
35235 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
35236
35237         PR objc/47232
35238         * c-parser.c (c_parser_declaration_or_fndef): Improved
35239         error message.
35240
35241 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
35242
35243         * config/i386/winnt.c (i386_pe_start_function): Make sure
35244         to switch back to function's section.
35245
35246 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
35247
35248         PR gcc/46902
35249         PR testsuite/46912
35250         * plugin.c: Move include of dlfcn.h from here...
35251         * system.h: ... to here.
35252
35253 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35254
35255         * doc/cpp.texi (C++ Named Operators): Fix markup for header
35256         file name.
35257         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
35258         two extra empty pages in PDF output.
35259
35260 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
35261
35262         PR objc/47078
35263         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
35264         for error recovery purposes behave as if it was not specified so
35265         that the default type is usd.
35266
35267 2011-01-07  Jan Hubicka  <jh@suse.cz>
35268
35269         PR tree-optmization/46469
35270         * ipa.c (function_and_variable_visibility): Clear needed flags on
35271         nodes with external decls; handle weakrefs merging correctly.
35272
35273 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
35274
35275         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
35276         not false.
35277
35278 2011-01-07  Jan Hubicka  <jh@suse.cz>
35279
35280         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
35281         and no longer claim that gold is required for linker plugin.
35282         * configure: Regenerate.
35283         * gcc.c (PLUGIN_COND): New macro.
35284         (LINK_COMMAND_SPEC): Use it.
35285         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
35286         * config.in (HAVE_LTO_PLUGIN): New.
35287         * configure.ac (--with-lto-plugin): New parameter; autodetect
35288         HAVE_LTO_PLUGIN.
35289
35290 2011-01-07  Jan Hubicka  <jh@suse.cz>
35291
35292         PR tree-optimization/46367
35293         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
35294         when we can update original.
35295         (cgraph_mark_inline_edge): Sanity check.
35296         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
35297
35298 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35299
35300         * config/spu/spu.h (ASM_COMMENT_START): Define.
35301
35302 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
35303
35304         PR driver/42445
35305         * gcc.c (%>S): New.
35306         (SWITCH_KEEP_FOR_GCC): Likewise.
35307         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
35308         (do_spec_1): Handle "%>".
35309
35310         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
35311
35312 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
35313
35314         PR target/47201
35315         * config/i386/i386.c (ix86_delegitimize_address): If
35316         simplify_gen_subreg fails, return orig_x.
35317
35318         PR bootstrap/47187
35319         * value-prof.c (gimple_stringop_fixed_value): Handle
35320         lhs of the call properly.
35321
35322 2011-01-07  Jan Hubicka  <jh@suse.cz>
35323
35324         PR lto/45375
35325         * lto-opt.c (lto_reissue_options): Set flag_shlib.
35326
35327 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
35328
35329         * target.def (function_switched_text_sections): New hook.
35330         * doc/tm.texi: Regenerated.
35331         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
35332         * final.c (default_function_switched_text_sections): New.
35333         (final_scan_insn): Call function_switched_text_sections when a
35334         mid-function section change occurs.
35335         * output.h (default_function_switched_text_sections): Declare.
35336         * config/darwin-protos.h (darwin_function_switched_text_sections):
35337         Likewise.
35338         * config/darwin.c (darwin_function_switched_text_sections): New.
35339         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
35340
35341 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
35342
35343         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
35344         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
35345         the secondary code fragment when outputting for DWARF == 2.
35346
35347 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
35348
35349         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
35350         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
35351         Remove.
35352         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
35353         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
35354
35355 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
35356
35357         PR debug/46704
35358         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
35359         when it is not empty.
35360
35361 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
35362
35363         Bobcat Enablement
35364         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
35365         (case ${target}): Add btver1.
35366         * config/i386/driver-i386.c (host_detect_local_cpu): Let
35367         -march=native recognize btver1 processors.
35368         * config/i386/i386-c.c (ix86_target_macros_internal): Add
35369         btver1 def_and_undef
35370         * config/i386/i386.c (struct processor_costs btver1_cost): New
35371         btver1 cost table.
35372         (m_BTVER1): New definition.
35373         (m_AMD_MULTIPLE): Includes m_BTVER1.
35374         (initial_ix86_tune_features): Add btver1 tune.
35375         (processor_target_table): Add btver1 entry.
35376         (static const char *const cpu_names): Add btver1 entry.
35377         (software_prefetching_beneficial_p): Add btver1.
35378         (ix86_option_override_internal): Add btver1 instruction sets.
35379         (ix86_issue_rate): Add btver1.
35380         (ix86_adjust_cost): Add btver1.
35381         * config/i386/i386.h (TARGET_BTVER1): New definition.
35382         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
35383         (enum processor_type): Add PROCESSOR_BTVER1.
35384         * config/i386/i386.md (define_attr "cpu"): Add btver1.
35385
35386 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35387
35388         PR target/43309
35389         * config/i386/i386.c (legitimize_tls_address)
35390         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
35391         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
35392         (tls_initial_exec_64_sun): New pattern.
35393
35394 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
35395
35396         * doc/invoke.texi (Overall Options): Improve wording and markup
35397         of the description of -wrapper.
35398
35399 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
35400
35401         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
35402         rdynamic, threads): New Driver options.
35403
35404 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35405
35406         PR target/38118
35407         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
35408         if coming from .tdata.
35409         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
35410
35411 2011-01-06  Jan Hubicka  <jh@suse.cz>
35412
35413         PR lto/47188
35414         * collect2.c (main): Do not enable LTOmode when plugin is active.
35415
35416 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35417
35418         PR other/45915
35419         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
35420         --version output if supported.
35421         * configure: Regenerate.
35422
35423 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
35424
35425         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
35426         Driver options.
35427
35428 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
35429
35430         PR c/47150
35431         * c-convert.c (convert): When converting a complex expression
35432         other than COMPLEX_EXPR to a different complex type, ensure
35433         c_save_expr is called instead of save_expr, unless in_late_binary_op.
35434         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
35435         when converting COMPLEX_TYPE.
35436
35437 2011-01-06  Ira Rosen  <irar@il.ibm.com>
35438
35439         PR tree-optimization/47139
35440         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
35441         only the last reduction value is used outside the loop.  Update
35442         documentation.
35443
35444 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
35445
35446         * config/rtems.opt: New.
35447         * config.gcc (*-*-rtems*): Use rtems.opt.
35448
35449 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
35450
35451         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
35452         processors do not support 3DNow instructions.
35453
35454 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35455
35456         * config/spu/spu.c (spu_option_override): Set parameter
35457         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
35458
35459 2011-01-05  Jan Hubicka  <jh@suse.cz>
35460
35461         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
35462         at the command line.
35463
35464 2011-01-05  Martin Jambor  <mjambor@suse.cz>
35465
35466         PR lto/47162
35467         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
35468         deltas on streamed outgoing edges.
35469         (output_node_opt_summary): Output info for outgoing edges only when
35470         the node is in new parameter set.
35471         (output_cgraph_opt_summary): New parameter set, passed to the two
35472         aforementioned functions.  Update its forward declaration and its
35473         callee too.
35474
35475 2011-01-05  Tom Tromey  <tromey@redhat.com>
35476
35477         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
35478         operator to c_finish_omp_atomic.
35479         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
35480         (build_unary_op): Update.
35481         (build_modify_expr): Update.
35482         (build_asm_expr): Update.
35483
35484 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35485
35486         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
35487         newly inserted insns.
35488         (pad_bb): Likewise.
35489         (spu_emit_branch_hint): Likewise.
35490         (insert_hbrp_for_ilb_runout): Likewise.
35491         (spu_machine_dependent_reorg): Call df_finish_pass after
35492         schedule_insns returns.
35493
35494 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35495
35496         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
35497
35498 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
35499
35500         PR tree-optimization/47005
35501         * tree-sra.c (struct access): Add 'non_addressable' bit.
35502         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
35503         (decide_one_param_reduction): Return 0 if the parameter is passed by
35504         reference and one of the accesses in the group is non_addressable.
35505
35506 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35507
35508         PR tree-optimization/47056
35509         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
35510         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
35511         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
35512
35513 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
35514
35515         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
35516         initializer.  Skip view conversions from aggregate types.
35517
35518 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
35519
35520         PR bootstrap/47055
35521         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
35522
35523 2011-01-04  Philipp Thomas  <pth@suse.de>
35524
35525         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
35526         obvious typo.
35527
35528 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35529
35530         * function.c (thread_prologue_and_epilogue_insns): Do not crash
35531         on empty epilogue sequences.
35532
35533 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
35534
35535         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
35536         non-static): New Driver options.
35537
35538 2011-01-04  Jie Zhang  <jie@codesourcery.com>
35539
35540         PR driver/47137
35541         * gcc.c (default_compilers[]): Set combinable field to 0
35542         for all assembly languages.
35543
35544 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
35545
35546         * config/mips/loongson3a.md: New file.
35547         * config/mips/mips.md: Include loongson3a.md.
35548         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
35549         TUNE_LOONGSON_3A.
35550
35551 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
35552
35553         PR middle-end/47017
35554         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
35555         instead of convert_memory_address_addr_space on the base expression.
35556
35557 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35558
35559         * config/spu/spu.c (spu_option_override): Update error text
35560         for bad -march= / -mtune= values.
35561
35562 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35563
35564         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
35565         if branch-hint optimization will be performed.
35566
35567 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
35568
35569         PR tree-optimization/47148
35570         * ipa-split.c (split_function): Convert arguments to
35571         DECL_ARG_TYPE if possible.
35572
35573         PR tree-optimization/47155
35574         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
35575         when computing uns.
35576
35577         PR rtl-optimization/47157
35578         * combine.c (try_combine): If undobuf.other_insn becomes
35579         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
35580         and set *new_direct_jump_p too.
35581
35582 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
35583
35584         PR tree-optimization/47021
35585         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
35586
35587 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
35588
35589         * gcc.c (process_command): Update copyright notice dates.
35590         * gcov.c (print_version): Likewise.
35591         * gcov-dump.c (print_version): Likewise.
35592         * mips-tfile.c (main): Likewise.
35593         * mips-tdump.c (main): Likewise.
35594
35595 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35596
35597         PR tree-optimization/46801
35598         * tree-sra.c (type_internals_preclude_sra_p): Check whether
35599         aggregate fields start at byte boundary instead of the bit-field flag.
35600
35601 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
35602
35603         PR driver/47137
35604         * gcc.c (main): Revert revision 168407.
35605
35606 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35607
35608         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
35609
35610 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
35611
35612         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
35613         vector optab to expand vector/scalar shift, update gimple to vector.
35614
35615 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35616
35617         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
35618         a thunk.
35619
35620 2011-01-03  Martin Jambor  <mjambor@suse.cz>
35621
35622         PR tree-optimization/46984
35623         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
35624         HOST_WIDE_INT.
35625         (cgraph_create_indirect_edge): Fixed line length.
35626         (cgraph_indirect_call_info): Declare.
35627         (cgraph_make_edge_direct) Update declaration.
35628         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
35629         (cgraph_create_indirect_edge): Use it.
35630         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
35631         callees.
35632         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
35633         the new thunk_delta representation.
35634         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
35635         HOST_WIDE_INT.
35636         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
35637         (ipa_read_indirect_edge_info): Likewise.
35638         * lto-cgraph.c (output_edge_opt_summary): New function.
35639         (output_node_opt_summary): Call it on all outgoing edges.
35640         (input_edge_opt_summary): New function.
35641         (input_node_opt_summary): Call it on all outgoing edges.
35642
35643 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
35644
35645         PR driver/47137
35646         * gcc.c (main): Don't check have_o when settting combine_inputs.
35647
35648 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
35649
35650         * regrename.c: Add general comment describing the pass.
35651         (struct du_head): Remove 'length' field.
35652         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
35653         (regrename_optimize): Do not sort chains.  Rework comments, add others.
35654         Force renaming to the preferred class (if any) in the first pass and do
35655         not consider registers that belong to it in the second pass.
35656         (create_new_chain): Do not set 'length' field.
35657         (scan_rtx_reg): Likewise.
35658
35659 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
35660
35661         PR tree-optimization/47140
35662         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
35663         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
35664         to bit_value_binop.
35665
35666         PR rtl-optimization/47028
35667         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
35668         parm_birth_insn instead of at the beginning of first bb.
35669
35670 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
35671
35672         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
35673         Remove the word "see" before "@pxref".
35674         * doc/rtl.texi: Remove the word "see" before "@pxref".
35675
35676 2011-01-01  Jan Hubicka  <jh@suse.cz>
35677
35678         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
35679         memory.
35680
35681 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
35682
35683         PR target/38662
35684         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
35685
35686 \f
35687 Copyright (C) 2011 Free Software Foundation, Inc.
35688
35689 Copying and distribution of this file, with or without modification,
35690 are permitted in any medium without royalty provided the copyright
35691 notice and this notice are preserved.