1 2009-06-30 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
5 (propagate_necessity): Do not mark reaching defs of stores
8 2009-06-30 Jan Hubicka <jh@suse.cz>
10 * cfgloopanal.c (check_irred): Move into ...
11 (mark_irreducible_loops): ... here; return true if ireducible
13 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14 (analyze_function): Try to prove loop finiteness.
15 * cfgloop.h (mark_irreducible_loops): Update prototype.
16 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
18 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
20 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
22 2009-06-30 Ira Rosen <irar@il.ibm.com>
24 PR tree-optimization/40542
25 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
28 2009-06-30 Martin Jambor <mjambor@suse.cz>
30 PR tree-optimization/40582
31 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
32 than useless_type_conversion_p.
33 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
36 2009-06-30 Martin Jambor <mjambor@suse.cz>
39 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
41 2009-06-30 Richard Guenther <rguenther@suse.de>
43 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
44 use ao_ref references.
45 (walk_aliased_vdefs): Likewise.
46 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
47 * tree-ssa-dce.c (struct ref_data): Remove.
48 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
49 (mark_aliased_reaching_defs_necessary): Adjust.
50 (mark_all_reaching_defs_necessary_1): Likewise.
52 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
55 * expmed.c (emit_cstore): New name of emit_store_flag_1.
56 (emit_store_flag_1): Extract from emit_store_flag, adjust
57 calls to (what now is) emit_cstore.
58 (emit_store_flag): Call emit_store_flag_1 and also use it
59 for what used to be recursive calls.
61 2009-06-30 Wei Guozhi <carrot@google.com>
64 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
65 if the target bb post dominates from bb.
66 * config/i386/i386.c (memory_address_length): Check existence of base
67 register before using it.
69 2009-06-29 DJ Delorie <dj@redhat.com>
71 * doc/install.texi (mep-x-elf): Correct chip's full name.
73 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
75 * doc/extend.texi: Fix typo.
77 2009-06-29 Tom Tromey <tromey@redhat.com>
80 * Makefile.in (DWARF2_H): New variable.
82 (dwarf2out.o): Likewise.
83 (dwarf2asm.o): Likewise.
84 * config/i386/t-i386: Use DWARF2_H.
85 * except.c: Include elf/dwarf2.h.
86 * unwind-dw2.c: Include elf/dwarf2.h.
87 * dwarf2out.c: Include elf/dwarf2.h.
88 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
90 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
91 (size_of_loc_descr): Likewise.
92 (output_loc_operands_raw): Likewise.
93 (output_loc_operands): Handle new dtprel field.
94 (loc_checksum): Update.
95 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
96 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
97 * unwind-dw2-fde.c: Include elf/dwarf2.h.
98 * dwarf2asm.c: Include elf/dwarf2.h.
99 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
100 * config/mmix/mmix.c: Include elf/dwarf2.h.
101 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
102 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
103 * config/sh/sh.c: Include elf/dwarf2.h.
104 * config/i386/i386.c: Include elf/dwarf2.h.
106 2009-06-29 DJ Delorie <dj@redhat.com>
108 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
110 * doc/extend.texi: Add MeP attributes and pragmas.
111 * doc/invoke.text: Add MeP Options.
112 * doc/contrib.texi: Add MeP contribution.
113 * doc/md.texi: Add MeP constraints.
114 * doc/install.texi: Add MeP target.
116 2009-06-30 Anatoly Sokolov <aesok@post.ru>
118 * target.h (struct gcc_target): Add frame_pointer_required field.
119 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
120 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
121 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
123 * reload1.c (update_eliminables): (Ditto.).
124 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
125 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
126 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
128 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
130 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
131 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
132 (arm_frame_pointer_required): New function.
134 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
135 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
136 (avr_frame_pointer_required_p): Declare as static.
137 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
139 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
140 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
141 (bfin_frame_pointer_required): Make as static, change return type
143 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
145 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
146 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
147 (cris_frame_pointer_required): New function.
149 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
151 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
152 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
153 (fr30_frame_pointer_required): New function.
155 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
156 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
157 (frv_frame_pointer_required): Make as static, change return type
159 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
161 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
162 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
163 (ix86_frame_pointer_required): Make as static, change return type to
165 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
167 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
168 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
170 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
172 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
174 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
176 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
177 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
178 (mips_frame_pointer_required): Make as static.
179 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
181 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
182 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
183 (mmix_frame_pointer_required): Mew function.
185 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
186 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
188 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
190 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
192 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
194 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
195 (CAN_ELIMINATE): Redefine.
196 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
197 (sparc_frame_pointer_required): New function.
198 (sparc_can_eliminate): New function.
199 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
201 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
202 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
204 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
205 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
206 (xtensa_frame_pointer_required): Make as static, change return type
208 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
211 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
213 * doc/plugins.texi: Document PLUGIN_START_UNIT.
214 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
215 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
216 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
217 (register_callback): Handle PLUGIN_START_UNIT.
218 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
220 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
222 * tree.c (process_call_operands): Propagate TREE_READONLY from the
224 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
225 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
227 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
229 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
232 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
234 * doc/extend.texi (Additional Floating Types): __float128 is also
235 supported on i386 targets.
237 2009-06-29 Richard Guenther <rguenther@suse.de>
240 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
242 (pt_solutions_same_restrict_base): Declare.
243 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
245 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
246 (make_constraint_from, make_copy_constraint): Move earlier.
247 (make_constraint_from_heapvar): New function.
248 (make_constraint_from_restrict): Likewise.
249 (handle_lhs_call): Use it.
250 (find_func_aliases): Use it to track conversions to restrict
252 (struct fieldoff): Add only_restrict_pointers flag.
253 (push_fields_onto_fieldstack): Initialize it.
254 (create_variable_info_for): Track global restrict qualified pointers.
255 (intra_create_variable_infos): Use make_constraint_from_heapvar.
256 Track restrict qualified pointer arguments.
257 (set_uids_in_ptset): Use varinfo is_global_var flag.
258 (find_what_var_points_to): Set the vars_contains_restrict flag.
259 Always create the points-to solution for sets including restrict tags.
260 (pt_solutions_same_restrict_base): New function.
261 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
262 qualified pointers use pt_solutions_same_restrict_base as
263 additional source for disambiguation.
265 2009-06-29 Richard Guenther <rguenther@suse.de>
268 * alias.c (find_base_decl): Remove.
269 (get_deref_alias_set_1): Remove restrict handling.
270 * c-common.c (c_apply_type_quals_to_decl): Do not set
271 DECL_POINTER_ALIAS_SET.
272 * gimplify.c (find_single_pointer_decl_1): Remove.
273 (find_single_pointer_decl): Likewise.
274 (internal_get_tmp_var): Remove restrict handling.
275 (gimple_regimplify_operands): Likewise.
276 * omp-low.c (expand_omp_atomic_pipeline): Do not set
277 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
278 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
279 * tree.c (restrict_base_for_decl): Remove.
280 (init_ttree): Do not allocate it.
281 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
282 LABEL_DECL_UID for label decls.
283 (copy_node_stat): Do not copy restrict information.
284 (decl_restrict_base_lookup): Remove.
285 (decl_restrict_base_insert): Likewise.
286 (print_restrict_base_statistics): Likewise.
287 (dump_tree_statistics): Do not call print_restrict_base_statistics.
288 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
289 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
290 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
291 (LABEL_DECL_UID): Adjust.
292 (DECL_BASED_ON_RESTRICT_P): Remove.
293 (DECL_GET_RESTRICT_BASE): Likewise.
294 (SET_DECL_RESTRICT_BASE): Likewise.
295 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
297 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
298 instead of DECL_POINTER_ALIAS_SET.
299 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
300 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
301 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
303 2009-06-29 Richard Guenther <rguenther@suse.de>
305 PR tree-optimization/40579
306 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
307 the IL to simplify has constants that overflowed.
309 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
311 PR tree-optimization/40550
312 * tree-vect-generic.c (expand_vector_operations_1): Compute in
313 vector_compute_type only when the size of vector_compute_type is
314 less than the size of type.
316 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
318 * fold-const.c (contains_label_1): Fix comments.
319 (contains_label_p): Do not walk trees multiple time.
321 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
323 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
324 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
325 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
326 ix86_fp_comparison_operator.
327 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
328 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
329 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
330 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
331 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
332 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
333 (related splits): Change predicate to ix86_fp_comparison_operator.
334 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
335 instead of ix86_fp_comparison_codes.
336 (ix86_trivial_fp_comparison_operator,
337 ix86_fp_comparison_operator): New.
338 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
339 (ix86_expand_compare): Eliminate last two parameters.
340 (ix86_fp_jump_nontrivial_p): Kill.
341 * config/i386/i386.c (put_condition_code): Eliminate call to
342 ix86_fp_comparison_codes and subsequent assertion.
343 (ix86_fp_comparison_codes): Eliminate.
344 (ix86_fp_swap_condition): New.
345 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
346 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
347 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
348 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
349 and ix86_fp_swap_condition.
350 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
351 Use ix86_fp_comparison_strategy.
352 (ix86_expand_compare): Likewise. Eliminate last two arguments.
353 (ix86_fp_jump_nontrivial_p): Eliminate.
354 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
355 call to ix86_expand_compare.
356 (ix86_split_fp_branch, ix86_expand_setcc,
357 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
358 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
360 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
362 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
363 related to jump_clobbers.
364 * config/arm/arm.md (conds): Remove jump_clob case.
365 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
366 splits): Change comparison_operator to arm_comparison_operator.
367 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
370 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
372 * dojump.c (do_compare_rtx_and_jump): Try swapping the
373 condition for floating point modes.
374 * expmed.c (emit_store_flag_1): Move here a bigger part
376 (emit_store_flag): Try swapping the condition for floating point
378 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
380 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
382 * expr.c (expand_expr_real_1): Just use do_store_flag.
383 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
384 emit_store_flag_force.
385 * expmed.c (emit_store_flag_force): Copy here trick
386 previously in expand_expr_real_1. Try reversing the comparison.
387 (emit_store_flag_1): Work if target is NULL.
388 (emit_store_flag): Work if target is NULL, using the result mode
389 from the comparison. Use split_comparison, restructure final part
390 to simplify conditionals.
392 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
394 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
395 * dojump.c (do_jump): Change handling of floating-point
396 ops to use just do_compare_and_jump.
397 (split_comparison): New.
398 (do_compare_rtx_and_jump): Add here logic coming previously
399 in do_jump, using split_comparison.
401 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
404 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
406 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
408 * tree-ssa-alias.c: Fix unintentional commit.
410 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
412 * passes.c (execute_one_pass): Fix unintentional commit.
414 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
416 * df-problems.c (df_set_seen, df_unset_seen): Delete.
417 (df_rd_local_compute, df_md_local_compute): Inline them.
419 (df_md_scratch): New.
420 (df_md_alloc, df_md_free): Allocate/free it.
421 (df_md_local_compute): Only include live registers in init.
422 (df_md_transfer_function): Prune the in-set computed by
423 the confluence function, and the gen-set too.
425 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
427 PR rtl-optimization/26854
428 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
429 * df-problems.c (df_rd_add_problem): Fix comment.
430 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
431 df_md_simulate_artificial_defs_at_top,
432 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
433 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
434 df_md_transfer_function, df_md_init, df_md_confluence_0,
435 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
436 problem_MD, df_md_add_problem): New.
437 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
438 df_md_get_bb_info): New.
439 (DF_LAST_PROBLEM_PLUS1): Adjust.
441 * Makefile.in (fwprop.o): Include domwalk.h.
442 * fwprop.c: Include domwalk.h.
443 (reg_defs, reg_defs_stack): New.
444 (bitmap_only_bit_between): Remove.
446 (process_uses): Use reg_defs and local_md instead of
447 bitmap_only_bit_between and local_rd.
448 (single_def_use_enter_block): New, from build_single_def_use_links.
449 (single_def_use_leave_block): New.
450 (build_single_def_use_links): Remove code moved to
451 single_def_use_enter_block, invoke domwalk.
452 (use_killed_between): Adjust comment.
454 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
456 * bitmap.h (bitmap_ior_and_into): New.
457 * bitmap.c (bitmap_ior_and_into): New.
459 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
461 * domwalk.h (struct dom_walk_data): Remove all callbacks except
462 before_dom_children_before_stmts and after_dom_children_after_stmts.
463 Rename the two remaining callbacks to just before_dom_children and
464 after_dom_children. Remove other GIMPLE statement walking bits.
465 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
466 * graphite.c: Do not include domwalk.h.
467 * tree-into-ssa.c (interesting_blocks): New global.
468 (struct mark_def_sites_global_data): Remove it and names_to_rename.
469 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
470 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
471 now that they're not domwalk callbacks.
472 (rewrite_initialize_block): Rename to...
473 (rewrite_enter_block): ... this, place after called functions. Test
474 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
475 (rewrite_finalize_block): Rename to...
476 (rewrite_leave_block): ... this, place after called functions.
477 (rewrite_update_init_block): Rename to...
478 (rewrite_update_enter_block): ... this, place after called functions.
479 Test interesting_blocks, call rewrite_update_stmt and
480 rewrite_update_phi_arguments.
481 (rewrite_update_fini_block): Rename to...
482 (rewrite_leave_block): ... this, place after called functions.
483 (rewrite_blocks): Remove last argument, simplify initialization of
485 (mark_def_sites_initialize_block): Rename to...
486 (mark_def_sites_block): ... this, call mark_def_sites.
487 (mark_def_sites_blocks): Remove argument, simplify initialization of
489 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
490 (update_ssa): Likewise.
491 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
493 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
494 (dom_opt_initialize_block): Rename to...
495 (dom_opt_enter_block): ... this, place after called functions. Walk
496 statements here, inline propagate_to_outgoing_edges.
497 (dom_opt_finalize_block): Rename to...
498 (dom_opt_leave_block): ... this, place after called functions.
499 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
501 (dse_enter_block, dse_record_phi): New.
502 (dse_record_phis): Delete.
503 (dse_finalize_block): Rename to...
504 (dse_leave_block): ... this.
505 (tree_ssa_dse): Simplify initialization of walk_data.
506 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
507 Adjust initialization of walk_data.
508 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
509 * tree-ssa-loop-phiopt.c (get_non_trapping):
510 Adjust initialization of walk_data.
511 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
512 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
513 it's not a domwalk callback.
514 (uncprop_initialize_block): Rename to...
515 (dse_enter_block): ... this, call uncprop_into_successor_phis.
516 (dse_finalize_block): Rename to...
517 (dse_leave_block): ... this.
518 (tree_ssa_uncprop): Simplify initialization of walk_data.
519 * Makefile.in: Adjust dependencies.
521 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
523 * arm.md (casesi): Fix test for Thumb1.
524 (thumb1_casesi_internal_pic): Likewise.
525 (thumb1_casesi_dispatch): Likewise.
527 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
529 * config/arm/arm-cores.def: Added core cortex-m0.
530 * config/arm/arm-tune.md: Regenerated.
531 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
533 2009-06-26 DJ Delorie <dj@redhat.com>
535 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
537 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
538 the scheduler doesn't tag jump insns.
540 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
542 * c-decl.c (merge_decls): Re-indent.
544 2009-06-26 Janis Johnson <janis187@us.ibm.com>
547 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
548 Special-case decimal float constants.
550 2009-06-26 Richard Henderson <rth@redhat.com>
552 * function.h (struct function): Add cannot_be_copied_reason,
553 and cannot_be_copied_set.
554 * tree-inline.c (has_label_address_in_static_1): Rename from
555 inline_forbidden_p_2; don't set inline_forbidden_reason here.
556 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
557 don't set inline_forbidden_reason.
558 (copy_forbidden): New function, split out of inline_forbidden_p.
559 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
560 (inline_forbidden_p): Use copy_forbidden.
561 (tree_versionable_function_p): Likewise.
562 (inlinable_function_p): Merge into tree_inlinable_function_p.
563 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
564 * ipa-cp.c (ipcp_versionable_function_p): New function.
565 (ipcp_cloning_candidate_p): Use it.
566 (ipcp_node_modifiable_p): Likewise.
568 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
570 * builtins.c (expand_builtin_alloca): Handle builtin alloca
571 that is marked not to be inlined. Remove flag_mudflap use.
572 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
573 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
575 2009-06-26 Steve Ellcey <sje@cup.hp.com>
578 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
579 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
581 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
583 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
585 (__mingwthr_remove_key_dtor): Likewise.
587 2009-06-26 Richard Guenther <rguenther@suse.de>
589 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
591 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
594 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
595 try the non-cond_exec path also.
597 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
600 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
601 (output_cbranch): Use new functions.
602 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
605 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
606 Pat Haugen <pthaugen@us.ibm.com>
607 Revital Eres <ERES@il.ibm.com>
609 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
610 Change some of the functions called by macros to being called
611 through a pointer, so debug functions can be inserted if
612 -mdebug=addr or -mdebug=cost.
613 (rs6000_preferred_reload_class_ptr): Ditto.
614 (rs6000_secondary_reload_class_ptr): Ditto.
615 (rs6000_secondary_memory_needed_ptr): Ditto.
616 (rs6000_cannot_change_mode_class_ptr): Ditto.
617 (rs6000_secondary_reload_inner): Ditto.
618 (rs6000_legitimize_reload_address): Ditto.
619 (rs6000_legitimize_reload_address_ptr): Ditto.
620 (rs6000_mode_dependent_address): Ditto.
621 (rs6000_mode_dependent_address_ptr): Ditto.
623 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
624 function to return true if the mode allows reg + integer
626 (virtual_stack_registers_memory_p): New function to return true if
627 the address refers to a virtual stack register.
628 (rs6000_legitimate_offset_address_p): Move code to say whether a
629 mode supports reg+int addressing to reg_offset_addressing_ok_p and
631 (rs6000_legitimate_address_p): Add checks for modes that only can
632 do reg+reg addressing. Start adding VSX support.
633 (rs6000_legitimize_reload_address): Ditto.
634 (rs6000_legitimize_address): Ditto.
635 (rs6000_debug_legitimate_address_p): New debug functions for
636 -mdebug=addr and -mdebug=cost.
637 (rs6000_debug_rtx_costs): Ditto.
638 (rs6000_debug_address_costs): Ditto.
639 (rs6000_debug_adjust_cost): Ditto.
640 (rs6000_debug_legitimize_address): Ditto.
641 (rs6000_legitimize_reload_address_ptr): Point to call normal
642 function or debug function. Make functions called via pointer
644 (rs6000_mode_dependent_address_ptr): Ditto.
645 (rs6000_secondary_reload_class_ptr): Ditto.
646 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
647 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
648 into a friendlier error.
649 (rs6000_init_builtins): Add initial VSX support.
650 (rs6000_adjust_cost): Fix some spacing issues.
652 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
653 (REG_CLASS_NAMES): Ditto.
654 (REG_CLASS_CONTENTS): Ditto.
655 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
656 pointer, to add -mdebug=addr support.
657 (CANNOT_CHANGE_MODE_CLASS): Ditto.
658 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
659 -mdebug=addr support.
660 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
661 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
662 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
664 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
666 (bswapsi*): Set attribute types for load/store. Add combiner
667 patterns to eliminate zero extend on 64-bit.
668 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
669 stdbrx if the hardware supports those instructions.
671 2009-06-25 Ian Lance Taylor <iant@google.com>
673 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
674 (Link Options): Document -static-libstdc++.
676 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
679 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
680 DATA_ALIGNMENT instead.
682 2009-06-25 Richard Guenther <rguenther@suse.de>
684 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
685 indirect references against the callused/escaped solutions.
686 (call_may_clobber_ref_p_1): Likewise.
688 2009-06-25 Martin Jambor <mjambor@suse.cz>
690 PR tree-optimization/40493
691 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
692 (enum unscalarized_data_handling): New type.
693 (handle_unscalarized_data_in_subtree): Return what has been done.
694 (load_assign_lhs_subreplacements): Handle left flushes differently.
695 (sra_modify_assign): Use unscalarized_data_handling, simplified
696 condition determining whether to remove the statement.
698 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
700 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
701 excerpt - @ should be doubled for texinfo.
703 2009-06-24 Ian Lance Taylor <iant@google.com>
705 * config/arc/arc.c: Include "df.h".
706 (arc_attribute_table): Make static. Move higher in file.
707 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
708 (output_shift): Initialize n later to avoid warning.
709 * config/arm/arm.c (arm_attribute_table): Make static. Move
711 * config/avr/avr.c (avr_attribute_table): Make static. Move
713 (reg_class_tab): Change array type from int to enum reg_class.
714 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
716 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
717 (lshrhi3_out): Likewise.
718 (class_likely_spilled_p): Change return type to bool.
719 (avr_rtx_costs): Use local code variable with enum type.
720 * config/avr/avr.md (movmemhi): Use add_reg_note.
721 (andhi3, andsi3): Don't use AS2 with "and".
722 (iorhi3, iorsi3): Don't use AS2 with "or".
723 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
724 * config/crx/crx.c: Include "df.h".
725 (crx_attribute_table): Make static.
726 * config/m32r/m32r.c: Include "df.h".
727 (m32r_attribute_table): Make static. Move higher in file.
728 (pop): Use add_reg_note.
729 (block_move_call): Change 0 to LCT_NORMAL in function call.
730 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
731 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
732 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
733 declare, not just when TREE_CODE is defined.
734 * config/m68hc11/m68hc11.c: Include "expr.h".
735 (m68hc11_attribute_table): Make static. Move higher in file.
736 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
738 (m68hc11_register_indirect_p): Likewise.
739 (m68hc11_function_arg_padding): Change return type to enum
741 (emit_move_after_reload): Use add_reg_note.
742 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
743 (m68hc11_split_logical): Likewise.
744 (m68hc11_rtx_costs): Add local code_and outer_code variables with
746 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
747 to VOIDmode in function call.
748 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
750 (m68hc11_split_logical): Update declaration.
751 (m68hc11_function_arg_padding): Update declaration.
752 * config/mcore/mcore.c (regno_reg_class): Change form array of int
753 to array of enum reg_class.
754 (mcore_attribute_table): Make static. Move higher in file.
755 (mcore_rtx_costs): Add cast to enum type.
756 * config/mcore/mcore.h (regno_reg_class): Update declaration.
757 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
758 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
760 * config/sh/predicates.md (trapping_target_operand): Rename and to
762 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
764 * config/spu/spu.c (spu_attribute_table): Make static. Move
766 * config/v850/v850.c (v850_attribute_table): Make static. Move
768 (v850_rtx_costs): Use local code with enum type.
769 (expand_epilogue): Add cast.
770 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
772 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
775 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
776 -m2a-single-only and -m2a-nofpu.
777 * config/sh/sh.opt: Document m2a generates FPU code.
779 2009-06-24 Anatoly Sokolov <aesok@post.ru>
781 * defaults.h (CAN_ELIMINATE): Provide default.
782 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
783 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
784 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
785 * config/spu/spu.h (CAN_ELIMINATE): Delete.
786 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
787 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
788 * config/cris/cris.h (CAN_ELIMINATE): Delete.
789 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
790 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
791 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
793 2009-06-24 DJ Delorie <dj@redhat.com>
795 * mep-ext-cop.cpu: Fix copyright notice.
796 * mep-default: Fix copyright notice.
797 * mep-core: Fix copyright notice.
798 * mep: Fix copyright notice.
799 * mep-ivc2: Fix copyright notice.
800 * mep-c5: Fix copyright notice.
802 2009-06-24 Denis Chertykov <chertykov@gmail.com>
804 * doc/contrib.texi (Contributors):
806 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
809 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
810 src and dst operands if necessary.
812 2009-06-23 DJ Delorie <dj@redhat.com>
815 * config.gcc: Add mep support.
816 * recog.c: Resurrect validate_replace_rtx_subexp().
818 * config/mep/: Add new port:
819 * config/mep/constraints.md: New file.
820 * config/mep/default.h: New file.
821 * config/mep/intrinsics.h: New file.
822 * config/mep/intrinsics.md: New file.
823 * config/mep/ivc2-template.h: New file.
824 * config/mep/mep-c5.cpu: New file.
825 * config/mep/mep-core.cpu: New file.
826 * config/mep/mep-default.cpu: New file.
827 * config/mep/mep-ext-cop.cpu: New file.
828 * config/mep/mep-intrin.h: New file.
829 * config/mep/mep-ivc2.cpu: New file.
830 * config/mep/mep-lib1.asm: New file.
831 * config/mep/mep-lib2.c: New file.
832 * config/mep/mep-pragma.c: New file.
833 * config/mep/mep-protos.h: New file.
834 * config/mep/mep-tramp.c: New file.
835 * config/mep/mep.c: New file.
836 * config/mep/mep.cpu: New file.
837 * config/mep/mep.h: New file.
838 * config/mep/mep.md: New file.
839 * config/mep/mep.opt: New file.
840 * config/mep/predicates.md: New file.
841 * config/mep/t-mep: New file.
843 2009-06-23 Ian Lance Taylor <iant@google.com>
845 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
846 from loose_warn into c_loose_warn and from strict_warn into
847 c_strict_warn. Set and substitute warn_cxxflags. Check for
848 --enable-build-with-cxx. Set and substitute
849 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
850 * Makefile.in (CXXFLAGS): New variable.
851 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
852 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
853 the default is the same as $(STRICT_WARN).
854 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
856 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
857 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
858 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
859 (HOST_LIBS): New variable.
860 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
861 (ALL_CXXFLAGS): New variable.
862 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
863 * doc/install.texi (Configuration): Document
864 --enable-build-with-cxx, --with-stage1-ldflags,
865 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
866 * configure: Rebuild.
868 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
870 * config/arm/arm.c (arm_override_options): Fix braces and formatting
871 from previous commit.
873 2009-06-23 Ian Lance Taylor <iant@google.com>
875 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
877 2009-06-23 Ian Lance Taylor <iant@google.com>
879 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
880 with ATTRIBUTE_UNUSED.
882 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
883 Pat Haugen <pthaugen@us.ibm.com>
884 Revital Eres <eres@il.ibm.com>
886 * config.in (HAVE_AS_POPCNTD): Add default definition.
887 (HAVE_AS_LWSYNC): Ditto.
889 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
891 (gcc_cv_as_powerpc_cmpb): Ditto.
892 (gcc_cv_as_powerpc_dfp): Ditto.
893 (gcc_cv_as_powerpc_vsx): Ditto.
894 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
895 supporting the popcntd/lwsync instructions.
896 (gcc_cv_as_powerpc_lwsync): Ditto.
897 * configure: Regenerate.
899 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
900 -mcpu=native and -mcpu=power7.
901 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
903 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
904 a variable instead of a mask to reduce the number of mask bits.
905 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
908 * config/rs6000/rs6000.opt (-mupdate): Ditto.
909 (-mfused-madd): Ditto.
911 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
913 (-mvsx): New switch for VSX instructions.
914 (-misel): Move from a variable to a mask to allow it to be set by
917 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
918 function declaration to an array declaration.
919 (rs6000_hard_regno_nregs): New external array declaration.
921 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
922 files included by rs6000.md.
924 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
925 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
927 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
929 (rs6000_debug_reg): New -mdebug= variables.
930 (rs6000_debug_addr): Ditto.
931 (rs6000_debug_cost): Ditto.
932 (rs6000_pmode): New variable to hold Pmode.
933 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
934 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
935 calculated at compiler start.
936 (rs6000_hard_regno_nregs): Change function to an array which holds
937 HARD_REGNO_NREGS calculated at compiler start.
938 (rs6000_explicit_options): Delete isel field.
939 (rs6000_vector_unit): New array to hold which vector unit
940 supports arithmetic options for a given type.
941 (rs6000_vector_mem): New array to hold which vector unit supports
942 memory reference operations for a given type.
943 (rs6000_vector_align): New array to given the alignment of each
945 (power7_cost): New basic costs for power7.
946 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
947 (rs6000_hard_regno_nregs_internal): New function, moved from
948 HARD_REGNO_NREGS, to calculate the number of registers each hard
949 register takes for each type.
950 (rs6000_debug_reg_print): New function for -mdebug=reg support.
951 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
952 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
953 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
954 unit information here so it is calculated once at compiler startup
956 (rs6000_override_options): Make -misel a target mask. Add more
957 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
958 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
960 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
961 (rs6000_handle_option): Move -misel from variable to target mask.
962 (rs6000_builtin_mask_for_load): Add VSX support.
963 (rs6000_conditional_register_usage): Ditto.
964 (USE_ALTIVEC_FOR_ARG_P): Ditto.
965 (function_arg_boundary): Ditto.
966 (rs6000_expand_builtin): Ditto.
967 (def_builtin): Make abort message a little friendlier.
968 (rs6000_emit_int_cmove): Add support for 64-bit isel.
970 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
971 assembler support the popcntd instruction instead of a vsx
972 instruction to enable power7 support.
973 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
974 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
975 option to the assembler if -mcpu=native.
976 (ASM_CPU_NATIVE_SPEC): Ditto.
977 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
979 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
980 the lwsync instruction.
981 (enum processor_type): Add PROCESSOR_POWER7.
982 (rs6000_debug_reg): New -mdebug= options.
983 (rs6000_debug_addr): Ditto.
984 (rs6000_debug_cost): Ditto.
985 (rs6000_isel): Delete.
986 (enum rs6000_vector): New enum to say what vector unit we have.
987 (VECTOR_UNIT_*): New macros to say which vector unit has
988 arithmetic operations for a given type.
989 (VECTOR_MEM_*): New macros to say which vector unit has memory
990 operations for a given type.
991 (TARGET_LDBRX): Whether the machine supports the ldbrx
993 (TARGET_ISEL): Delete, -misel moved to be a mask.
994 (TARGET_ISEL64): New macro for 64-bit isel support.
995 (UNITS_PER_VSX_WORD): New macro.
996 (POINTER_SIZE): Move to be an external variable, rather than
997 calculating whether we are generating 32 ot 64-bit code.
999 (STACK_BOUNDARY): Add VSX support.
1000 (LOCAL_ALIGNMENT): Ditto.
1001 (SLOW_UNALIGNED_ACCESS): Ditto.
1002 (VSX_REGNO_P): New macro for VSX support.
1003 (VFLOAT_REGNO_P): Ditto.
1004 (VINT_REGNO_P): Ditto.
1005 (VLOGICAL_REGNO_P): Ditto.
1006 (VSX_VECTOR_MODE): Ditto.
1007 (VSX_SCALAR_MODE): Ditto.
1009 (VSX_MOVE_MODE): Ditto.
1010 (VSX_REG_CLASS_P): Ditto.
1011 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1013 (UNITS_PER_SIMD_WORD): Add VSX support.
1014 (MODES_TIEABLE_P): Ditto.
1015 (STARTING_FRAME_OFFSET): Ditto.
1016 (STACK_DYNAMIC_OFFSET): Ditto.
1017 (EPILOGUE_USES): Ditto.
1018 (REGNO_REG_CLASS): Move to array lookup.
1019 (CLASS_MAX_NREGS): Ditto.
1020 (rs6000_vector_reg_class): Add declaration.
1021 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1022 overlap with the floating point and Altivec registers.
1024 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1026 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1027 give the appropriate asm switches if -mcpu=native.
1028 (host_detect_local_cpu): Add support for "asm".
1029 (host_detect_local_cpu): Follow GNU code guidelines for name.
1031 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1032 -mbit-word to a variable instead of being a target mask.
1034 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1035 emit the lwsync instruction instead of emitting the instruction as
1036 an integer constant.
1038 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1039 fixuns_trundfsi2, move expander into rs6000.md.
1041 * config/rs6000/rs6000.md (cpu): Add power7.
1042 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1043 (logical predicate patterns): Change the single instruction
1044 primitives that set CR0 to be fast_compare instead of compare.
1046 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1047 (popcntddi2): Ditto.
1048 (popcount<mode>): Ditto.
1049 (floating multiply/add insns): Name the floating point
1051 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1052 (isel_unsigned_<mode>): Ditto.
1053 (fixuns_trundfsi2): Move expander here from spe.md.
1054 (smindi3): Define if we have -misel on 64-bit systems.
1059 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1061 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1063 * config/avr/avr.c (avr_current_device): New variable.
1064 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1065 (avr_arch, mcu_type_s): Move to avr.h.
1066 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1067 default_data_section_start fields.
1068 (avr_arch): Moved from avr.c.
1069 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1070 library_name fields.
1071 (avr_current_device, avr_mcu_types, avr_arch_types,
1072 avr_device_to_arch, avr_device_to_data_start,
1073 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1074 (EXTRA_SPEC_FUNCTIONS): Define.
1075 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1076 options mapping. Use device_to_arch and device_to_data_start insted.
1077 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1078 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1079 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1080 * config/avr/driver-avr.c: New file.
1081 * config/avr/avr-devices.c: New file.
1083 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1085 * var-tracking.c (unshare_variable): Force initialized to
1086 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1087 (set_variable_part): Likewise.
1088 (struct variable_union_info): Remove pos_src field.
1089 (vui_vec, vui_allocated): New variables.
1090 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1091 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1092 == 1 use a simpler sorting algorithm. Compute pos field right
1093 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1094 Avoid quadratic comparison if !flag_var_tracking_uninit.
1095 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1096 unshare_variable unconditionally.
1097 (dataflow_set_different_2): Removed.
1098 (dataflow_set_different): Don't traverse second hash table.
1099 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1100 unconditionally to var_reg_set or var_mem_set.
1101 (emit_notes_in_bb): Likewise.
1102 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1104 (emit_note_insn_var_location): Don't set initialized to
1105 VAR_INIT_STATUS_INITIALIZED early.
1106 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1108 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1110 * tree-object-size.c (addr_object_size): Instead of checking
1111 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1112 are no FIELD_DECLs following it.
1114 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1116 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1117 order to match bswaps with signed source operands.
1119 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1121 * sdbout.c (sdbout_one_type): Fix braces in switch.
1123 2009-06-23 Richard Guenther <rguenther@suse.de>
1125 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1127 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1128 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1129 var_callused, callused_tree, var_storedanything, storedanything_tree,
1130 var_integer, integer_tree): Remove global variables.
1131 (new_var_info): Do not pass new id, append the new var to the
1132 global variable vector.
1133 (do_ds_constraint): Use is_global_var member of the variable-info.
1134 (new_scalar_tmp_constraint_exp): Adjust.
1135 (create_function_info_for): Likewise.
1136 (create_variable_info_for): Likewise.
1137 (find_what_var_points_to): Remove dead code.
1138 (init_base_vars): Simplify.
1139 (compute_points_to_sets): Adjust.
1141 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1143 * combine.c (try_combine): Dump information about the insns we're
1146 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1148 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1149 check when calling force_to_mode on TRUNCATE's operand.
1151 2009-06-22 Ian Lance Taylor <iant@google.com>
1153 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1155 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1157 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1159 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1161 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1162 override library linkage flags such as -static-libgcc or
1165 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1167 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1169 2009-06-22 Ian Lance Taylor <iant@google.com>
1171 * config/linux.opt: Put mglibc ahead of muclibc.
1173 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1174 for duplicate decls.
1176 2009-06-22 Matthias Klose <doko@ubuntu.com>
1178 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1180 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1183 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1184 instead of NULL if a parser error occurs.
1186 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1188 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1189 non-DWARF2_DEBUGGING_INFO version.
1191 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1193 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1194 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1196 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1197 (LIBGCC2_TF_CEXT): Define.
1200 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1203 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1205 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1207 * config/arm/arm.c (arm_override_options): Disable
1208 -mcaller-super-interworking and -mcallee-super-interworking.
1209 * doc/invoke.texi (ARM Options): Document this.
1211 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1213 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1214 * config/arm/constraints.md (j): New constraint for movw operands.
1215 (N): Remove thumb2 meaning.
1216 * config/arm/arm.md (*arm_movw): Delete.
1217 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1218 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1219 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1221 2009-06-22 Martin Jambor <mjambor@suse.cz>
1223 PR tree-optimization/40492
1224 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1225 build_ref_for_offset.
1227 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1229 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1230 JUMP_TABLE_DATA_P predicates where applicable.
1231 * auto-inc-dec.c: Ditto.
1232 * builtins.c: Ditto.
1233 * caller-save.c: Ditto.
1235 * cfgcleanup.c: Ditto.
1236 * cfglayout.c: Ditto.
1239 * combine-stack-adj.c: Ditto.
1245 * dwarf2asm.c: Ditto.
1246 * dwarf2out.c: Ditto.
1247 * emit-rtl.c: Ditto.
1253 * function.c: Ditto.
1256 * genpreds.c: Ditto.
1257 * genrecog.c: Ditto.
1259 * ira-costs.c: Ditto.
1260 * ira-lives.c: Ditto.
1263 * lower-subreg.c: Ditto.
1264 * modulo-sched.c: Ditto.
1266 * postreload.c: Ditto.
1267 * print-rtl.c: Ditto.
1276 * sched-vis.c: Ditto.
1278 * sel-sched-ir.c: Ditto.
1279 * simplify-rtx.c: Ditto.
1280 * targhooks.c: Ditto.
1281 * var-tracking.c: Ditto.
1282 * vmsdbgout.c: Ditto.
1284 2009-06-22 Matthias Klose <doko@ubuntu.com>
1286 * Makefile.in (install-plugin): Always use DESTDIR.
1288 2009-06-22 Olivier Hainque <hainque@adacore.com>
1290 * config/pa/pa.c (output_call): Don't optimize post call jumps
1291 into return address adjustments if the call may throw.
1293 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1295 * arm.c (thumb1_output_casesi): New function.
1296 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1297 optimizing for size or PIC.
1298 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1299 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1300 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1301 (thumb1_casesi_internal_pic): New expand rule.
1302 (thumb1_casesi_dispatch): New pattern.
1303 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1305 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1306 in the text seciton when PIC or optimizing for size.
1307 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1308 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1309 preservation properties of code.
1310 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1311 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1312 (__gnu_thumb1_case_si): New function.
1313 * t-arm (LIB1ASMSRC): Define here.
1314 (LIB1ASMFUNCS): Add some common functions.
1315 * t-arm-elf (LIB1ASMSRC): Delete.
1316 (LIB1ASMFUNCS): Append to existing set.
1317 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1318 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1319 * t-symbian (LIB1ASMFUNCS): Likewise.
1320 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1321 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1323 2009-06-21 Richard Guenther <rguenther@suse.de>
1325 PR tree-optimization/38729
1326 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1327 to loops with a single exit if -fno-expensive-optimizations.
1329 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1331 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1332 (dataflow_set): Change vars type from htab_t to shared_hash.
1333 (shared_hash_pool, empty_shared_hash): New variables.
1334 (vars_clear): Removed.
1335 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1336 shared_hash_find_slot_unshare, shared_hash_find_slot,
1337 shared_hash_find_slot_noinsert, shared_hash_find): New
1339 (shared_hash_unshare, shared_hash_destroy): New functions.
1340 (unshare_variable): Unshare set->vars if shared, use
1342 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1343 (get_init_value, find_src_set_src, dump_dataflow_set,
1344 clobber_variable_part, emit_notes_for_differences): Use
1346 (dataflow_set_init): Remove second argument, set vars to
1347 empty_shared_hash instead of creating a new htab.
1348 (dataflow_set_clear): Call shared_hash_destroy and set vars
1349 to empty_shared_hash instead of calling vars_clear.
1350 (dataflow_set_copy): Don't call vars_copy, instead just share
1351 the src htab with dst.
1352 (variable_union): Use shared_hash_*, use initially NO_INSERT
1353 lookup if set->vars is shared. Don't keep slot cleared before
1354 calling unshare_variable. Unshare set->vars if needed.
1355 Even ->refcount == 1 vars must be unshared if set->vars is shared
1356 and var needs to be modified.
1357 (variable_canonicalize): New function.
1358 (dataflow_set_union): If dst->vars is empty, just share src->vars
1359 with dst->vars and traverse with variable_canonicalize to canonicalize
1360 and unshare what is needed.
1361 (dataflow_set_different): If old_set and new_set use the same shared
1362 htab, they aren't different. If number of htab elements is different,
1363 htabs are different. Use shared_hash_*.
1364 (dataflow_set_destroy): Call shared_hash_destroy instead of
1366 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1367 second argument to dataflow_set_init.
1368 (vt_initialize): Likewise. Initialize shared_hash_pool and
1369 empty_shared_hash, move bb in/out initialization afterwards.
1370 Use variable_htab_free instead of NULL as changed_variables del hook.
1371 (variable_was_changed): Change type of second argument to pointer to
1372 dataflow_set. When inserting var into changed_variables, bump
1373 refcount. Unshare set->vars if set is shared htab and slot needs to
1375 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1376 lookup if set->vars is shared. Unshare set->vars if needed.
1377 Even ->refcount == 1 vars must be unshared if set->vars is shared
1378 and var needs to be modified. Adjust variable_was_changed caller.
1379 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1380 vars must be unshared if set->vars is shared and var needs to be
1381 modified. Adjust variable_was_changed caller.
1382 (emit_note_insn_var_location): Don't pool_free var.
1383 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1385 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1386 free_alloc_pool on shared_hash_pool.
1388 2009-06-20 Anthony Green <green@moxielogic.com>
1390 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1391 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1393 2009-06-20 Richard Guenther <rguenther@suse.de>
1395 * tree-ssa-structalias.c (find_func_aliases): For memset use
1396 a constraint from NULL if we memset to zero.
1397 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1398 we explicitly handle that do not read from memory.
1399 (call_may_clobber_ref_p_1): Properly handle builtins that may
1402 2009-06-20 Richard Guenther <rguenther@suse.de>
1404 PR tree-optimization/40495
1405 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1406 (new_scalar_tmp_constraint_exp): New function.
1407 (process_constraint): Do not create temporary decls.
1408 (process_all_all_constraints): Likewise.
1409 (handle_const_call): Likewise.
1410 (create_function_info_for): Do not set decl.
1412 2009-06-19 Ian Lance Taylor <iant@google.com>
1414 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1415 (rs6000_attribute_table): Make static; move before use.
1417 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1419 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1420 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1421 Propagate the TREE_READONLY flag without overwriting it.
1422 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1423 Propagate the TREE_READONLY flag onto the result.
1424 (process_call_operands): Move around. Use correct constant value.
1426 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1429 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1430 * config/arm/arm.md: Likewise.
1432 2009-06-19 Ian Lance Taylor <iant@google.com>
1434 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1435 to GIMPLE_ERROR_MARK.
1437 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1438 op2_original_type parameters. Warn about using different enum types.
1439 * c-parser.c (c_parser_conditional_expression): Pass original
1440 types to build_conditional_expr.
1441 * c-tree.h (build_conditional_expr): Update declaration.
1443 2009-06-19 Ian Lance Taylor <iant@google.com>
1445 * config/i386/i386.c (ix86_function_specific_save): Test that
1446 fields match values, rather than testing the values are in a
1449 2009-06-19 Richard Guenther <rguenther@suse.de>
1451 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1453 (ptr_derefs_may_alias_p): Likewise.
1454 (ptr_deref_may_alias_ref_p_1): New function.
1455 (ptr_deref_may_alias_ref_p): Likewise.
1456 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1457 covered by looking at the ESCAPED solution.
1458 (call_may_clobber_ref_p_1): Likewise.
1459 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1460 Handle NULL_TREE offset. Do not produce redundant constraints.
1461 (process_all_all_constraints): New helper function.
1462 (do_structure_copy): Use it.
1463 (handle_lhs_call): Likewise.
1464 (find_func_aliases): Handle some builtins with pointer arguments
1465 and/or return values explicitly.
1467 2009-06-19 Ian Lance Taylor <iant@google.com>
1469 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1471 2009-06-19 Ian Lance Taylor <iant@google.com>
1473 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1475 2009-06-19 Ian Lance Taylor <iant@google.com>
1477 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1478 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1481 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1482 uninitialized const.
1484 2009-06-19 Ian Lance Taylor <iant@google.com>
1486 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1489 * c-decl.c (in_struct, struct_types): Remove.
1490 (struct c_binding): Add in_struct field.
1491 (c_binding_ptr): Define type, along with VEC.
1492 (struct c_struct_parse_info): Define.
1493 (struct_parse_info): New static variable.
1494 (bind): Initialize in_struct field.
1495 (start_struct): Remove enclosing_in_struct and
1496 enclosing_struct_types parameters. Add
1497 enclosing_struct_parse_info parameter. Change all callers. Set
1498 struct_parse_info rather than in_struct and struct_types.
1499 (grokfield): If -Wc++-compat and there is a symbol binding for the
1500 field name, set the in_struct flag and push it on the
1501 struct_parse_info->fields vector.
1502 (warn_cxx_compat_finish_struct): New static function.
1503 (finish_struct): Remove enclosing_in_struct and
1504 enclosing_struct_types parameters. Add
1505 enclosing_struct_parse_info parameter. Change all callers. Don't
1506 set C_TYPE_DEFINED_IN_STRUCT here. Call
1507 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1508 parameter. Only push on struct_types if warn_cxx_compat.
1509 (finish_enum): Only push on struct_types if warn_cxx_compat.
1510 (declspecs_add_type): Add loc parameter. Change all callers.
1511 Change all error calls to error_at. Pass loc, not input_location,
1512 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1513 defined in a struct. If -Wc++-compat and parsing a struct, record
1514 that a typedef name was used.
1515 * c-parser.c (c_parser_declspecs): Get location to pass to
1517 (c_parser_struct_or_union_specifier): Update calls to start_struct
1519 * c-tree.h (struct c_struct_parse_info): Declare.
1520 (finish_struct, start_struct): Update declarations.
1521 (declspecs_add_type): Update declaration.
1523 2009-06-19 Ian Lance Taylor <iant@google.com>
1525 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
1526 variable with an anonymous type.
1528 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1530 * see.c: Remove for real.
1532 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1534 * optabs.h (enum optab_index): Add new OTI_significand.
1535 (significand_optab): Define corresponding macro.
1536 * optabs.c (init_optabs): Initialize significand_optab.
1537 * genopinit.c (optabs): Implement significand_optab using
1538 significand?f2 patterns.
1539 * builtins.c (expand_builtin_mathfn): Handle
1540 BUILT_IN_SIGNIFICAND{,F,L}.
1541 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
1542 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1544 * config/i386/i386.md (significandxf2, significand<mode>2): New
1545 expanders to implement significandf, significand and significandl
1546 built-ins as inline x87 intrinsics.
1548 2009-06-18 Anatoly Sokolov <aesok@post.ru>
1550 * config/avr/avr.c (avr_override_options): Remove setting value of
1551 PARAM_INLINE_CALL_COST.
1553 2009-06-18 Richard Henderson <rth@redhat.com>
1556 * tree-pass.h (TDF_ASMNAME): New.
1557 * tree-dump.c (dump_options): Add asmname.
1558 * doc/invoke.texi: Document it.
1560 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
1561 (dump_decl_name): ...here.
1562 (dump_function_name): New flags arg; mind TDF_ASMNAME.
1563 (dump_generic_node): Update dump_function_name calls.
1564 (print_call_name): New flags arg; update all dump calls.
1565 * diagnostic.h (print_call_name): Update.
1566 * gimple-pretty-print.c (dump_gimple_call): Update.
1568 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
1571 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
1573 2009-06-18 Diego Novillo <dnovillo@google.com>
1575 * doc/plugins.texi: Document plugin_is_GPL_compatible.
1576 * plugin.c (str_license): Declare.
1577 (try_init_one_plugin): Assert that the symbol
1578 'plugin_is_GPL_compatible' exists.
1580 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
1583 * Makefile.in (OBJS-common): Remove see.o.
1585 * common.opt (fsee): Mark as preserved for backward compatibility.
1586 * opts.c (common_handle_option): Add OPT_fsee to the backward
1587 compatibility section.
1588 * passes.c (init_optimization_passes, pass_see): Remove pass.
1589 * timevar.def (TV_SEE): Remove.
1590 * tree-pass.h (pass_see): Remove declaration.
1591 * doc/invoke.texi (-fsee): Remove documentation.
1593 2009-06-18 Martin Jambor <mjambor@suse.cz>
1595 * tree-sra.c: Include statistics.h
1596 (sra_stats): New variable.
1597 (sra_initialize): Clear sra_stats.
1598 (create_access_replacement): Increment sra_stats.replacements.
1599 (get_access_replacement): Do not return twice.
1600 (analyze_all_variable_accesses): Increment statistics counter by the
1601 number of scalarized aggregates.
1602 (generate_subtree_copies): Increment sra_stats.subtree_copies.
1603 (sra_modify_expr): Increment sra_stats.exprs.
1604 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
1605 (sra_modify_assign): Increment sra_stats.exprs,
1606 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
1607 (perform_intra_sra): Update statistics counters.
1608 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
1610 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1612 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
1613 (arm_scalar_mode_supported_p): New function.
1615 2009-06-18 Paul Brook <paul@codesourcery.com>
1616 Sandra Loosemore <sandra@codesourcery.com>
1618 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
1619 (__extendhfsf2, __truncsfhf2): Define.
1620 * config/arm/fp16.c: New file.
1621 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1622 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1624 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1626 * doc/extend.texi (Half-Precision): New section.
1627 * doc/invoke.texi (Option Summary): List -mfp16-format.
1628 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
1629 * config/arm/arm.opt (mfp16-format=): New.
1630 * config/arm/arm.c: Include intl.h.
1631 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
1632 (TARGET_INVALID_RETURN_TYPE): Redefine.
1633 (TARGET_PROMOTED_TYPE): Redefine.
1634 (TARGET_CONVERT_TO_TYPE): Redefine.
1635 (arm_fp16_format): Define.
1636 (all_fpus): Add entry for neon-fp16.
1637 (fp_model_for_fpu): Likewise.
1638 (struct fp16_format): Declare.
1639 (all_fp16_formats): Define.
1640 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
1642 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
1644 (arm_legitimate_index_p): Treat HFmode like HImode.
1645 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
1646 (coproc_secondary_reload_class): Special-case HFmode.
1647 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
1648 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
1649 (arm_init_fp16_builtins): New.
1650 (arm_init_builtins): Call it.
1651 (arm_invalid_parameter_type): New.
1652 (arm_invalid_return_type): New.
1653 (arm_promoted_type): New.
1654 (arm_convert_to_type).
1655 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
1657 (arm_emit_fp16_const): New function.
1658 (arm_mangle_type): Mangle __fp16 as "Dh".
1659 * config/arm/arm.h (TARGET_VFPD32): Make it know about
1661 (TARGET_NEON_FP16): New.
1662 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
1663 (enum fputype): Add FPUTYPE_NEON_FP16.
1664 (enum arm_fp16_format_type): Declare.
1665 (arm_fp16_format): Declare.
1666 (LARGEST_EXPONENT_IS_NORMAL): Define.
1667 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
1668 * config/arm/arm-modes.def (HFmode): Define.
1669 * config/arm/vfp.md: (*movhf_vfp): New.
1672 * config/arm/arm.md: (fpu): Add neon_fp16.
1673 (floatsihf2, floatdihf2): New.
1674 (fix_trunchfsi2, fix_trunchfdi2): New.
1678 (*arm32_movhf): New.
1679 (*thumb1_movhf): New.
1680 (consttable_2): Add check for HFmode constants.
1681 (consttable_4): Handle HFmode constants.
1683 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1685 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1687 2009-06-17 Olivier Hainque <hainque@adacore.com>
1689 * collect2.c (main): Use CONST_CAST2 to perform char ** to
1690 const char ** conversion in AIX specific section.
1692 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
1694 * config/i386/i386.c (ix86_special_builtin_type): Remove
1695 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
1696 (bdesc_special_args): Updated.
1697 (ix86_init_mmx_sse_builtins): Likewise.
1698 (ix86_expand_special_args_builtin): Likewise.
1700 2009-06-17 Richard Henderson <rth@redhat.com>
1702 * tree-pretty-print.c (maybe_dump_asm_name): New.
1703 (dump_decl_name): Use it.
1704 (PRINT_FUNCTION_NAME): Merge into...
1705 (dump_function_name): ... here. Use maybe_dump_asm_name.
1707 2009-06-17 Cary Coutant <ccoutant@google.com>
1709 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
1711 * debug.c (struct gcc_debug_hooks): Change placeholder for
1713 (debug_nothing_int_charstar_int): Replaced by...
1714 (debug_nothing_int_charstar_int_bool): ...this.
1715 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
1716 source_line prototype.
1717 (debug_nothing_int_charstar_int): Replaced by...
1718 (debug_nothing_int_charstar_int_bool): ...this.
1719 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
1720 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
1721 Output is_stmt operand when necessary.
1722 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
1723 (notice_source_line): Add is_stmt parameter.
1724 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
1725 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
1727 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
1728 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
1730 2009-06-17 Ian Lance Taylor <iant@google.com>
1732 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
1734 (struct store_by_pieces_d): Rename from store_by_pieces. Change
1737 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
1739 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
1740 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
1741 tree_strip_sign_nop_conversions and
1742 tree_ssa_strip_useless_type_conversions rather than stripping
1743 the operations here.
1744 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
1746 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
1747 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
1748 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
1749 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
1752 2009-06-17 Michael Eager <eager@eagercon.com>
1754 * config/rs6000/constraints.md (register_constraint "d"): New.
1755 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
1756 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1757 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
1758 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
1759 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1760 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
1761 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
1762 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
1763 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
1764 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
1766 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
1767 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
1768 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
1769 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
1770 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1771 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
1772 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
1773 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
1774 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
1775 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
1776 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
1777 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
1778 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
1779 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
1781 2009-06-16 Ian Lance Taylor <iant@google.com>
1783 * profile.c (total_num_never_executed): Don't define.
1784 (compute_branch_probabilities): Don't count or print
1786 (init_branch_prob): Don't set total_num_never_executed.
1787 (end_branch_prob): Don't print total_num_never_executed.
1789 2009-06-17 David Daney <ddaney@caviumnetworks.com>
1791 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
1793 2009-06-17 David Edelsohn <edelsohn@gnu.org>
1795 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
1796 (nabstd2_fpr): Same.
1798 2009-06-17 Steve Ellcey <sje@cup.hp.com>
1800 * expr.c (expand_assignment): Change complex type check.
1802 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
1804 * doc/plugins.texi (Building GCC plugins): Added new section.
1806 2009-06-17 Ian Lance Taylor <iant@google.com>
1808 * c-pch.c (get_ident): Don't set size of templ array.
1809 (pch_init): Don't set size of partial_pch array.
1811 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
1812 string constant to intialize an array whose size is the length of
1815 2009-06-17 Richard Guenther <rguenther@suse.de>
1817 PR tree-optimization/40389
1818 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
1819 to addressable types.
1820 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
1822 2009-06-17 Richard Guenther <rguenther@suse.de>
1825 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
1826 if there is no evolution of left in the loop bail out.
1827 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
1828 chrec_fold_multiply.
1830 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
1831 Janis Johnson <janis187@us.ibm.com>
1834 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
1835 for the symbol ref of a constant that is the source of a move
1836 - nor for any other not-obvious-label-ref constants.
1838 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
1840 * plugin.c (position_pass): Skip newly inserted pass during list
1841 traversal to avoid repeated insertion.
1843 2009-06-16 Ian Lance Taylor <iant@google.com>
1845 * vec.h (VEC_stack_alloc): Define different version if
1846 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
1847 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
1848 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
1849 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1851 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
1853 * config.gcc (extra_headers): Add ia32intrin.h for x86.
1855 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
1856 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
1857 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
1858 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
1859 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
1860 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1861 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1862 (bdesc_special_args): Add __builtin_ia32_rdtsc and
1863 __builtin_ia32_rdtscp.
1864 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
1865 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
1866 and __builtin_ia32_rorhi.
1867 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
1868 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1869 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1870 (ix86_expand_args_builtin): Likewise.
1871 (ix86_expand_special_args_builtin): Likewise.
1873 * config/i386/i386.md (UNSPECV_RDTSCP): New.
1874 (UNSPECV_RDTSC): Likewise.
1875 (UNSPECV_RDPMC): Likewise.
1876 (*bsr): Renamed to ...
1878 (*bsr_rex64): Renamed to ...
1882 (*rdpmc_rex64): Likewise.
1885 (*rdtsc_rex64): Likewise.
1887 (*rdtscp): Likewise.
1888 (*rdtscp_rex64): Likewise.
1890 * config/i386/ia32intrin.h: New.
1892 * config/i386/x86intrin.h: Include <ia32intrin.h>.
1894 2009-06-16 Ian Lance Taylor <iant@google.com>
1896 * ira-build.c (copy_info_to_removed_store_destinations):
1897 Initialize parent_a.
1899 2009-06-16 Ian Lance Taylor <iant@google.com>
1901 * c-decl.c (grokdeclarator): Change size_varies to bool.
1903 2009-06-16 Ian Lance Taylor <iant@google.com>
1905 * sel-sched.c: Make forward declarations of move_op_hooks and
1906 fur_hooks explicitly extern.
1908 2009-06-16 Ian Lance Taylor <iant@google.com>
1910 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
1911 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
1913 2009-06-16 Ian Lance Taylor <iant@google.com>
1915 * resource.c (mark_referenced_resources): Change
1916 include_delayed_effects parameter to bool. Change all callers.
1917 (mark_end_of_function_resources): Likewise.
1918 * reorg.c (insn_references_resource_p): Likewise.
1919 (insn_sets_resource_p): Likewise.
1920 * resource.h (mark_referenced_resources): Update declaration.
1921 (mark_end_of_function_resources): Update declaration.
1923 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1925 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
1927 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1929 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
1930 GCC can bootstrap on AIX with GNU Binutils 2.20.
1932 2009-06-16 Ian Lance Taylor <iant@google.com>
1934 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
1936 2009-06-16 Ian Lance Taylor <iant@google.com>
1938 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
1939 inline, not extern inline.
1940 (exact_log2): Likewise.
1941 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
1943 (exact_log2): Likewise, but don't test CTZ_HWI.
1945 2009-06-16 Ian Lance Taylor <iant@google.com>
1947 * bitmap.c (bitmap_clear): Don't declare as inline.
1948 * gimple.c (gimplify_assign): Likewise.
1949 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1950 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
1951 (sched_scan_info): Remove duplicate definition.
1953 2009-06-16 Ian Lance Taylor <iant@google.com>
1955 * c-common.c (skip_evaluation): Don't define.
1956 (c_inhibit_evaluation_warnings): Define global variable.
1957 (overflow_warning): Check c_inhibit_evaluation_warnings rather
1958 than skip_evaluation.
1959 (convert_and_check, warn_for_div_by_zero): Likewise.
1960 * c-common.h (skip_evaluation): Don't declare.
1961 (c_inhibit_evaluation_warnings): Declare.
1962 * c-parser.c (c_parser_typeof_specifier): Set
1963 c_inhibit_evaluation_warnings rather than skip_evaluation.
1964 (c_parser_conditional_expression): Likewise.
1965 (c_parser_binary_expression): Likewise.
1966 (c_parser_sizeof_expression): Likewise.
1967 (c_parser_alignof_expression): Likewise.
1968 * c-typeck.c (build_indirect_ref): Check
1969 c_inhibit_evaluation_warnings rather than skip_evaluation.
1970 (build_conditional_expr, build_binary_op): Likewise.
1972 2009-06-16 Richard Guenther <rguenther@suse.de>
1974 * tree-ssa-alias.c (is_escape_site): Remove.
1975 * tree-ssa-alias.h (enum escape_type): Remove.
1976 (is_escape_site): Likewise.
1977 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
1978 via casts and asms without deferring to is_escape_site.
1980 2009-06-16 Jakub Jelinek <jakub@redhat.com>
1983 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
1984 use gen_lowpart if op0 has complex mode.
1986 2009-06-16 Richard Guenther <rguenther@suse.de>
1988 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
1989 variables add them to ESCAPED.
1990 (find_func_aliases): Do not make all indirectly stored values escaped.
1992 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
1994 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
1997 2009-06-16 Martin Jambor <mjambor@suse.cz>
1999 PR tree-optimization/40432
2000 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2001 check whether we need to force gimple register operand.
2003 2009-06-16 Martin Jambor <mjambor@suse.cz>
2005 PR tree-optimization/40413
2006 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2007 build_ref_for_offset.
2008 (propagate_subacesses_accross_link): Fix a typo in a comment.
2010 2009-06-16 Ira Rosen <irar@il.ibm.com>
2012 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2013 with additional parameter.
2014 * tree-vectorizer.h (enum vect_def_type): Add new value
2016 (enum vect_relevant): Add comments.
2017 (vect_is_simple_reduction): Add new argument.
2018 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2019 Detect nested cycles.
2020 (vect_is_simple_reduction): Update documentation, add an argument to
2021 distinguish inner-loop reduction from nested cycle, detect nested
2022 cycles, fix printings and indentation, don't swap operands in case
2024 (get_initial_def_for_reduction): Handle subtraction.
2025 (vect_create_epilog_for_reduction): Add new argument to specify
2027 (vect_finalize_reduction): Handle subtraction, fix comments.
2028 (vectorizable_reduction): Handle nested cycles. In case of nested
2029 cycle keep track of the reduction variable position. Call
2030 vect_is_simple_reduction with additional parameter. Use original
2031 statement code in reduction epilogue for nested cycle. Call
2032 vect_create_epilog_for_reduction with additional parameter.
2033 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2034 inner-loop vectorization.
2035 (vect_recog_widen_sum_pattern): Likewise.
2036 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2038 (vect_mark_stmts_to_be_vectorized): Likewise.
2039 (vect_get_vec_def_for_operand): Handle nested cycles.
2041 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2043 * doc/invoke.texi (Debugging Options): Fix option index entries
2044 for -fdump-statistics, -frandom-seed add entries for
2045 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2046 (FRV Options): Fix entries for -mTLS, -mtls.
2047 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2048 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2049 (M68hc1x Options): Fix @itemx for -mnominmax.
2050 (MCore Options): Fix entry for -mno-lsim.
2051 (MMIX Options): Fix entry for -mabi=mmixware.
2052 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2054 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2056 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2057 Mention the plugin mode of gengtype.
2058 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2059 * gengtype.c: Updated copyright.
2060 (plugin_files, nb_plugin_files) Added new static variables.
2061 (measure_input_list) Care about plugin_files.
2062 (write_rtx_next): Added early return in plugin mode.
2063 (create_file): Updated copyright year in generated file. Added
2065 (oprintf): Added early return if NULL outf.
2066 (get_output_file_with_visibility): Care of plugin_files.
2067 (get_output_file_name): May return null.
2068 (write_local): Added early return.
2069 (put_mangled_filename): Ditto.
2070 (finish_root_table): Added check for base_files.
2071 (write_roots): Care about null when plugins.
2072 (main): Added plugin mode.
2074 2009-06-15 Ian Lance Taylor <iant@google.com>
2076 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2077 * gcov.c (read_count_file): Add braces around variables declared
2080 * c.opt (Wjump-misses-init): New warning.
2081 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2082 -Wall and -Wc++-compat if not already set.
2083 (c_common_post_options): Clear warn_jump_misses_init if it was not
2085 * c-decl.c (struct c_binding): Change type field to a union with
2086 new label field. Make it the first field in the struct. Update
2087 references to type to use u.type instead.
2088 (struct c_spot_bindings): Define.
2089 (struct c_goto_bindings): Define.
2090 (c_goto_bindings_p): Define, along with VECs.
2091 (struct c_label_vars): Define.
2092 (struct c_scope): Add has_label_bindings field.
2093 (bind_label, set_spot_bindings): New static functions.
2094 (decl_jump_unsafe, update_spot_bindings): New static functions.
2095 (update_label_decls): New static function.
2096 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2097 Update binding u.label field to shadowed field.
2098 (c_binding_start_stmt_expr): New function.
2099 (c_binding_end_stmt_expr): New function.
2100 (pushdecl): Don't call c_begin_vm_scope.
2101 (make_label): Add defining and p_label_vars parameters. Change
2103 (lookup_label): Correct test for whether a label has not yet been
2104 defined. Call bind_label rather than bind.
2105 (warn_about_goto): New static function.
2106 (lookup_label_for_goto): New function.
2107 (declare_label): Call bind_label rather than bind.
2108 (check_earlier_gotos): New static function.
2109 (define_label): Don't give errors about jumping into statement
2110 expressions or scopes of variably modified types. Call
2111 set_spot_bindings and check_earlier_gotos. Call bind_label
2112 instead of bind. Don't set label_context_stack_se or
2113 label_context_stack_vm.
2114 (c_get_switch_bindings): New function.
2115 (c_release_switch_bindings): New function.
2116 (c_check_switch_jump_warnings): New function.
2117 (start_function): Don't set label_context_stack_se or
2118 label_context_stack_vm.
2119 (finish_function): Likewise.
2120 * c-typeck.c (label_context_stack_se): Don't define.
2121 (label_context_stack_vm): Don't define.
2122 (c_finish_goto_label): Call lookup_label_for_goto rather than
2123 lookup_label. Don't give errors about jumping into a statement
2124 expression or the scope of a variably modified type. Don't set
2125 label_context_stack_se or label_context_stack_vm.
2126 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2127 fields. Add bindings field.
2128 (c_start_case): Don't set deleted fields. Set bindings field.
2129 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2130 or blocked_vm. Call c_check_switch_jump_warnings.
2131 (c_finish_case): Don't test blocked_stmt_expr field. Call
2132 c_release_switch_bindings.
2133 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2134 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2135 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2136 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2137 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2138 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2139 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2140 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2141 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2142 (C_DECL_UNJUMPABLE_VM): Don't define.
2143 (C_DECL_UNDEFINABLE_VM): Don't define.
2144 (struct c_label_list): Don't define.
2145 (struct c_label_context_se): Don't define.
2146 (struct c_label_context_vm): Don't define.
2147 (struct c_spot_bindings): Declare.
2148 (c_bindings_start_stmt_expr): Declare.
2149 (c_bindings_end_stmt_expr): Declare.
2150 (lookup_label_for_goto): Declare.
2151 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2152 (c_check_switch_jump_warnings): Declare.
2153 (label_context_stack_se, label_context_stack_vm): Don't declare.
2154 (c_finish_goto_label): Update declaration.
2155 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2156 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2157 (Warning Options): Document -Wjump-misses-init.
2159 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2161 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2164 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2166 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2168 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2170 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2172 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2174 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2176 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2178 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2179 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2180 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2181 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2182 * dwarf2asm.c (dw2_force_const_mem): Update call to
2184 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2185 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2186 * langhooks.c (lhd_comdat_group): Remove.
2187 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2188 * tree.h (DECL_COMDAT_GROUP): New.
2189 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2190 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2191 (make_decl_one_only): Change signature.
2192 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2194 (make_decl_one_only): Change signature.
2195 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2197 2009-06-15 Richard Guenther <rguenther@suse.de>
2200 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2202 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2204 * tree-ssa-math-opts.c: Remove extra divide.
2206 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2208 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2210 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2212 * passes.c: Add bswap pass.
2213 * tree-pass.h: Add pass_optimize_bswap declaration.
2214 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2215 Include rtl.h, expr.h and optabs.h for optab_handler check.
2216 (struct symbolic_number, pass_optimize_bswap): New definition.
2217 (do_shift_rotate, verify_symbolic_number_p): New functions.
2218 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2219 (gate_optimize_bswap): New function.
2220 * tree.c (widest_int_cst_value): New function.
2221 * tree.h (widest_int_cst_value): Prototype added.
2223 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2225 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2226 REG_EQUAL/REG_EQUIV notes.
2228 2009-06-14 Richard Guenther <rguenther@suse.de>
2231 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2232 has its address taken if NRV was applied and it is addressable.
2233 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2234 function split out from ...
2235 (get_constraint_for_1): ... here.
2236 (handle_rhs_call): Use it to mark the return slot escaped if
2237 it is addressable and NRV was applied.
2239 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2241 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2242 Change first argument type to location_t.
2243 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2244 Do not set input_location.
2245 Use loc instead of input_location throughout.
2247 2009-06-13 Richard Guenther <rguenther@suse.de>
2249 PR tree-optimization/40421
2250 * tree-predcom.c (should_unroll_loop_p): Remove.
2251 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2253 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2255 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2256 Add location argument.
2258 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2260 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2262 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2263 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2264 * config/spu/spu-protos.h: Add location to
2265 spu_resolve_overloaded_builtin.
2266 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2267 spu_build_builtin_va_list.
2268 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2269 argument. Pass location to build_function_call_vec.
2270 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2272 (emit_fpu_switch): Same.
2273 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2274 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2275 to build_decl and create_artificial_label.
2276 (xtensa_gimplify_va_arg_expr): Same.
2277 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2278 (xstormy16_gimplify_va_arg_expr): Same.
2279 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2280 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2281 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2282 (mips16_build_function_stub): Same.
2283 (mips16_build_call_stub): Same.
2285 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2288 * arm/constraints.md (Pa, Pb): New constraints.
2289 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2290 split pattern to deal with them.
2292 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2294 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2295 fix index entry for -Xpreprocessor.
2297 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2299 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2300 Add location argument to build_decl call.
2301 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2302 (rs6000_init_builtins): Same.
2303 (spe_init_builtins): Same.
2304 (rs6000_gimplify_va_arg): Add location argument to
2305 create_artificial_label call.
2307 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2309 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2310 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2311 * Makefile.in: Fix GGC dependency for gcse.o.
2313 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2315 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2316 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2317 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2319 * c-parser.c (c_parser_binary_expression): Use current column while
2320 building binary operations.
2321 * common.opt (fshow-column): Enable by default.
2322 * tree-vrp.c (check_array_ref): Use warning_at.
2323 (check_array_bounds): Use location from call back if expr has no
2325 * tree.h: Add location argument to maybe_fold_*.
2326 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2327 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2328 (maybe_fold_offset_to_component_ref): Same.
2329 (maybe_fold_offset_to_reference): Same.
2330 (maybe_fold_offset_to_address): Same.
2331 (maybe_fold_stmt_indirect): Same.
2332 (maybe_fold_stmt_addition): Same.
2333 (fold_stmt_r): Pass location to maybe_fold_*.
2334 (fold_gimple_assign): Same.
2335 * c-tree.h: Add location argument to finish_decl,
2336 default_function_array_conversion, store_init_value.
2337 * c-decl.c (define_label): Use error_at.
2338 (c_make_fname_decl): Pass location to finish_decl.
2339 (finish_decl): New location argument.
2340 (build_compound_literal): Pass location to store_init_value.
2341 (grokdeclarator): Pass location to finish_decl.
2343 * c-typeck.c (array_to_pointer_conversion): New location argument.
2344 (function_to_pointer_conversion): Same.
2345 (default_function_array_conversion): Same.
2346 (parser_build_unary_op): Pass location to overflow_warning.
2347 (parser_build_binary_op): Same. Use warning_at.
2348 (build_unary_op): Pass location to array_to_pointer_conversion.
2349 (build_c_cast): Pass location to digest_init.
2350 (build_modify_expr): New location argument.
2351 (convert_for_assignment): Same.
2352 (store_init_value): Same.
2353 (digest_init): Same.
2354 (output_init_element): Pass location to digest_init and
2355 array_to_pointer_conversion.
2356 (c_finish_return): Pass location to convert_for_assignment.
2357 * gimplify.c (gimplify_conversion): Pass location to
2358 maybe_fold_offset_to_address.
2359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2360 to maybe_fold_stmt_addition.
2361 * c-omp.c (c_finish_omp_atomic): Pass new location to
2363 (c_finish_omp_for): Same.
2364 * c-common.c (overflow_warning): New argument.
2365 * c-common.h: New argument to build_modify_expr, overflow_warning.
2366 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2368 (c_parser_initializer): Pass location to
2369 default_function_array_conversion.
2370 (c_parser_initelt): Same.
2371 (c_parser_initval): Same.
2372 (c_parser_asm_operands): Same.
2373 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2374 (c_parser_conditional_expression): Same.
2375 (c_parser_binary_expression): Add location info to stack. Use it.
2376 (c_parser_unary_expression): Pass location to
2377 default_function_array_conversion, parser_build_unary_op,
2378 build_indirect_ref, c_parser_postfix_expression_after_primary.
2379 (c_parser_postfix_expression_after_primary): New location argument.
2381 (c_parser_expression_conv): Pass location to
2382 default_function_array_conversion.
2383 (c_parser_expr_list): Same.
2384 (c_parser_omp_atomic): Same.
2385 (c_parser_omp_for_loop): Same.
2386 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2387 (build_array_declarator): New argument.
2388 * c-decl.c (build_array_declarator): Add location argument.
2389 (grokdeclarator): Set id_loc for cdk_array.
2390 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2391 build_array_declarator.
2392 * tree.c (build_omp_clause): Add location argument.
2393 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2394 (OMP_CLAUSE_LOCATION): New macro.
2395 (struct tree_omp_clause): Add location field.
2396 (build_omp_clause): Add argument.
2397 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2398 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2400 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2401 (cp_parser_omp_clause_collapse): Same.
2402 (cp_parser_omp_clause_default): Same.
2403 (cp_parser_omp_clause_if): Same.
2404 (cp_parser_omp_clause_nowait): Same.
2405 (cp_parser_omp_clause_num_threads): Same.
2406 (cp_parser_omp_clause_ordered): Same.
2407 (cp_parser_omp_clause_schedule): Same.
2408 (cp_parser_omp_clause_untied): Same.
2409 (cp_parser_omp_for_loop): Same.
2410 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2411 * c-tree.h (c_start_case): Add location argument.
2412 (c_process_expr_stmt): Same.
2413 (c_finish_goto_*): Same.
2414 * tree-parloops.c (initialize_reductions): Pass location to
2416 (create_parallel_loop): Same.
2417 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2418 (gfc_trans_omp_reduction_list): Same.
2419 (gfc_trans_omp_clauses): Same.
2420 (gfc_trans_omp_do): Same.
2421 * c-typeck.c (c_finish_goto_label): Same.
2422 (c_finish_goto_ptr): New location argument.
2423 (c_start_case): Same.
2424 (emit_side_effect_warnings): Same.
2425 (c_process_expr_stmt): Same.
2426 (c_finish_stmt_expr): Same.
2427 (c_finish_omp_clauses): Use error_at instead of error.
2428 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2430 * c-omp.c (c_split_parallel_clauses): New location argument.
2431 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2432 to build_omp_clause.
2433 (convert_local_reference_stmt): Same.
2434 (convert_gimple_call): Same.
2435 * c-common.h (c_split_parallel_clauses): New argument.
2436 * c-parser.c (c_parser_statement_after_labels): Pass location to
2437 c_finish_goto_label.
2438 (c_parser_switch_statement): Pass location to c_start_case.
2439 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2440 and c_process_expr_stmt.
2441 (c_parser_omp_variable_list): Add location argument.
2442 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2443 (c_parser_omp_clause_default): Same.
2444 (c_parser_omp_clause_if): Same.
2445 (c_parser_omp_clause_num_threads): Same.
2446 (-c_parser_omp_clause_ordered): Same.
2447 (c_parser_omp_clause_reduction): Pass location to
2448 c_parser_omp_variable_list.
2449 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2450 (c_parser_omp_clause_untied): Same.
2451 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2452 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2454 * c-tree.h (check_for_loop_decls, undeclared_variable,
2455 build_component_ref, build_array_ref, build_external_ref,
2456 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2457 build_conditional_expr, build_compound_expr, c_cast_expr,
2458 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2459 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2461 * c-semantics.c (build_stmt): Same.
2462 (build_case_label): Same.
2463 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2464 (undeclared_variable): New argument.
2466 (lookup_label): Pass location on down.
2467 (define_label): Same.
2468 (finish_decl): Same.
2469 (build_compound_literal): Same.
2470 (finish_struct): Same.
2471 (finish_function): Do not set location here.
2472 (check_for_loop_decls): New argument.
2473 * tree.c (save_expr): Set location.
2474 (build_empty_stmt): New argument.
2475 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2476 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2477 * builtins.c (gimplify_va_arg_expr): Use locations.
2478 (expand_builtin_sync_operation): Same.
2479 * c-typeck.c (build_component_ref): New argument.
2480 (build_array_ref): Same.
2481 (build_external_ref): Same.
2482 (c_expr_sizeof_expr): Same.
2483 (c_expr_sizeof_type): Same.
2484 (parser_build_unary_op): Same.
2485 (build_conditional_expr): Same.
2486 (build_compound_expr): Pass location on down.
2487 (build_compound_expr): New argument.
2488 (build_c_cast): Same.
2489 (c_cast_expr): Same.
2490 (build_asm_expr): Same.
2491 (c_finish_return): Same.
2492 (c_process_expr_stmt): Pass location on down.
2493 (c_finish_stmt_expr): New argument.
2494 (push_clenaup): Same.
2495 (c_finish_omp_parallel): Same.
2496 (c_finish_omp_task): Same.
2497 * gimplify.c (gimplify_call_expr): Pass location on down.
2498 * c-omp.c (c_finish_omp_master): New argument.
2499 (c_finish_omp_critical): Same.
2500 (c_finish_omp_ordered): Same.
2501 (c_finish_omp_barrier): Same.
2502 (-c_finish_omp_taskwait): Same.
2503 (c_finish_omp_atomic): Same.
2504 (c_finish_omp_flush): Same.
2505 * tree-inline.c (copy_tree_body_r): Pass location on down.
2506 (inline_forbidden_p): Remove use of input_location.
2507 * c-gimplify.c (c_build_bind_expr): New argument.
2508 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2509 (c_sizeof_or_alignof_type): New argument.
2510 (c_alignof_expr): Same.
2511 (build_va_arg): Same.
2512 (c_add_case_label): Same.
2513 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2514 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2515 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2516 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
2517 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
2518 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
2520 * stub-objc.c (objc_build_selector_expr): Same.
2521 (objc_build_throw_stmt): Same.
2522 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
2523 (c_parser_initelt): Same.
2524 (c_parser_compound_statement): Same.
2525 (c_parser_compound_statement_nostart): Same.
2526 (c_parser_label): Same.
2527 (c_parser_statement_after_labels): Same.
2528 (c_parser_if_body): Same.
2529 (c_parser_else_body): Same.
2530 (c_parser_if_statement): Same.
2531 (c_parser_switch_statement): Same.
2532 (c_parser_while_statement): Same.
2533 (c_parser_do_statement): Same.
2534 (c_parser_for_statement): Same.
2535 (c_parser_asm_statement): Same.
2536 (c_parser_conditional_expression): Same.
2537 (c_parser_binary_expression): Same.
2538 (c_parser_cast_expression): Same.
2539 (c_parser_unary_expression): Same.
2540 (c_parser_sizeof_expression): Same.
2541 (c_parser_alignof_expression): Same.
2542 (c_parser_postfix_expression): Same.
2543 (c_parser_expression): Same.
2544 (c_parser_objc_receiver): Same.
2545 (c_parser_omp_variable_list): Same.
2546 (c_parser_omp_structured_block): Same.
2547 (c_parser_omp_atomic): New argument.
2548 (c_parser_omp_barrier): Same.
2549 (c_parser_omp_critical): Same.
2550 (c_parser_omp_flush): Pass location on down.
2551 (c_parser_omp_for_loop): New argument.
2552 (c_parser_omp_for): Same.
2553 (c_parser_omp_master): Same.
2554 (c_parser_omp_ordered): Same.
2555 (c_parser_omp_sections_scope): Same.
2556 (c_parser_omp_sections): Same.
2557 (c_parser_omp_parallel): Same.
2558 (c_parser_omp_single): Same.
2559 (c_parser_omp_task): Same.
2560 (c_parser_omp_taskwait): Pass location on down.
2561 (c_parser_omp_construct): Same.
2562 (c_parser_omp_threadprivate): Same.
2563 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
2564 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
2565 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
2566 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
2567 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
2568 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
2569 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
2570 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
2571 config/i386/i386.c, stmt.c:
2572 Add location argument to the following function definitions and/or
2573 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
2574 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
2575 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
2576 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
2577 do_case, c_finish_bc_stmt, build_compound_literal,
2578 build_function_call.
2579 * c-decl.c (build_compound_literal): Add location argument.
2580 Make all diagnostic calls use location.
2581 (start_struct): Same.
2582 (finish_struct): Same.
2584 (build_enumerator): Same.
2585 (start_function): Same.
2586 (grokdeclarator): Make all diagnostic calls use location.
2587 (store_parm_decls_oldstyle): Same.
2588 * c-typeck.c (build_function_call): Add location argument.
2589 Make all diagnostic calls use location.
2591 (c_finish_bc_stmt): Same.
2592 * tree-nested.c (get_trampoline_type): Add argument.
2593 Pass location to build_decl.
2594 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
2595 * rtl.h (RTL_LOCATION): New.
2596 * c-common.c (c_add_case_label): Add location argument.
2597 Make all diagnostic calls use location.
2598 * c-common.h: Add location argument to make_fname_decl, do_case,
2599 c_add_case_label, build_function_call, resolve_overloaded_builtin.
2600 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
2601 Set it appropriately for every case. Pass enum_loc to start_enum
2602 call. Pass value_loc first to build_enumerator. Pass enum_loc to
2604 (c_parser_struct_or_union_specifier): Save location. Use it for
2605 start_struct, finish_struct, and parser_xref_tag.
2607 2009-06-12 Ian Lance Taylor <iant@google.com>
2609 * fold-const.c (fold_unary): Rename local variable and to and_expr.
2611 * c-opts.c (c_common_handle_option): For -Wc++-compat set
2612 cpp_opts->warn_cxx_operator_names.
2614 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2617 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
2618 is returns NULL and OP is a VCE, look through the VCE.
2620 2009-06-12 Ian Lance Taylor <iant@google.com>
2623 * collect2.c (main): Use CONST_CAST2 in code inside #if
2624 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2626 2009-06-12 Joey Ye <joey.ye@intel.com>
2629 * cfgexpand.c (get_decl_align_unit): Update
2630 max_used_stack_slot_alignment with align instead of
2631 stack_alignment_needed.
2633 * function.c (assign_stack_local_1): Update
2634 max_used_stack_slot_alignment with alignment_in_bits instead
2635 of stack_alignment_needed.
2636 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
2639 2009-06-12 Jakub Jelinek <jakub@redhat.com>
2641 * dwarf2out.c (last_var_location_insn): New variable.
2642 (dwarf2out_end_epilogue): Clear last_var_location_insn.
2643 (dwarf2out_var_location): Don't record anything after last real
2644 insn. Only change labels if there were any real instructions
2645 in between last note and this one, or if changed sections.
2647 2009-06-11 Richard Henderson <rth@redhat.com>
2649 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
2650 note when storing the frame pointer in a register.
2651 (FRP): Don't redefine to nothing for epilogue.
2652 (alpha_expand_epilogue): Mark register and sp restores.
2653 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
2655 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
2656 when gen_lowpart is needed.
2658 2009-06-11 Richard Henderson <rth@redhat.com>
2660 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
2662 * dwarf2out.c (need_data_align_sf_opcode): New.
2663 (div_data_align): Move earlier.
2664 (def_cfa_1, reg_save): Use it.
2666 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
2668 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
2669 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
2670 (ix86_handle_option): Handle OPT_mcrc32.
2671 (ix86_target_string): Add -mcrc32.
2672 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
2674 * config/i386/i386.h (TARGET_CRC32): New.
2676 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
2677 (sse4_2_crc32di): Likewise.
2679 * config/i386/i386.opt (mcrc32): New.
2681 * doc/invoke.texi: Document -mcrc32.
2683 2009-06-11 Richard Henderson <rth@redhat.com>
2685 * common.opt (gdwarf-): Accept a version number.
2686 * doc/invoke.texi (gdwarf-): Update docs.
2687 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
2688 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
2689 version level, and record it.
2691 * dwarf2.h (DW_CIE_VERSION): Remove.
2692 * dwarf2out.c (DWARF_VERSION): Remove.
2693 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
2694 (output_call_frame_info): Use CIE version 3 for dwarf3,
2695 or if the return register column is out of range for version 1.
2696 (dwarf_stack_op_name): Add all dwarf3 values.
2697 (DEBUG_PUBTYPES_SECTION): New.
2698 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2699 encoding change for dwarf3.
2700 (output_die) [dw_val_class_die_ref]: Likewise.
2701 (output_compilation_unit_header): Emit correct version for dwarf3.
2702 (output_line_info): Likewise.
2703 (output_pubnames): Update for DWARF_VERSION removal.
2704 (output_aranges): Likewise.
2705 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2706 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2707 (dwarf2out_finish): Likewise.
2709 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2711 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
2714 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2717 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
2718 * builtins.c (expand_builtin_unreachable): New function.
2719 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
2720 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
2721 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
2723 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
2724 searching for missing barriers.
2726 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2728 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
2729 when -fprofile-generate* was passed.
2730 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2732 2009-06-11 Anthony Green <green@moxielogic.com>
2734 * config/moxie/moxie.md: Define length attribute for all instructions.
2736 (*b<cond:code>): Support limited branch ranges for new PC-relative
2737 branch instructions.
2738 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
2740 2009-06-11 Jakub Jelinek <jakub@redhat.com>
2742 * config/i386/i386.c (min_insn_size): Use get_attr_length
2743 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
2746 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
2747 instead of emit_insn_before.
2749 2009-06-10 Ian Lance Taylor <iant@google.com>
2752 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
2755 2009-06-10 Revital Eres <eres@il.ibm.com>
2757 * passes.c (init_optimization_passes): Reschedule
2758 predictive-commoning pass before complete unroll pass.
2760 2009-06-10 Martin Jambor <mjambor@suse.cz>
2762 * cgraph.c (cgraph_node_can_be_local_p): New function.
2763 (cgraph_make_node_local): New function.
2764 * cgraph.h (cgraph_node_can_be_local_p): Declare.
2765 (cgraph_make_node_local): Declare.
2767 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
2769 * tree.h (tree_base): Add packed_flag and user_align fields.
2770 Decrease size of spare field.
2771 (TYPE_USER_ALIGN): Use user_align from tree_base.
2772 (DECL_USER_ALIGN): Likewise.
2773 (TYPE_PACKED): Use packed_flag from tree_base.
2774 (DECL_PACKED): Likewise.
2775 (tree_type): Delete packed_flag and user_align fields. Widen
2776 precision field. Widen mode field and shuffle fields to align
2777 mode on an 8-bit boundary.
2778 (tree_decl_common): Delete decl_flag_1 and user_align fields.
2779 Renumber decl_flag_* fields. Fix comments. Widen
2780 decl_common_unused field.
2781 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
2782 (DECL_EXTERNAL): Likewise.
2783 (DECL_BIT_FIELD): Likewise.
2784 (DECL_NONADDRESSABLE_P): Likewise.
2785 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
2786 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
2788 2009-06-10 Ian Lance Taylor <iant@google.com>
2790 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
2791 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
2792 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
2793 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
2794 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
2795 DEF_VEC_ALLOC_FUNC_P.
2796 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
2797 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
2798 DEF_VEC_ALLOC_FUNC_O.
2799 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
2800 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
2801 DEF_VEC_ALLOC_FUNC_I.
2802 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
2803 (vec_stack_p_reserve_exact_1): Declare.
2804 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
2805 (vec_stack_free): Declare.
2806 (VEC_stack_alloc): Define.
2807 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
2808 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
2809 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
2810 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
2812 (stack_vecs): New static variable.
2813 (vec_stack_p_reserve_exact_1): New function.
2814 (vec_stack_o_reserve_1): New static function.
2815 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
2816 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
2817 (vec_stack_free): New function.
2818 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
2819 (VEC_df_ref_stack_alloc): Define.
2820 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
2821 DEF_VEC_ALLOC_P_STACK.
2822 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
2823 (struct df_collection_rec): Change _vec fields to VEC. Remove
2825 (df_free_collection_rec): Adjust for new fields.
2826 (df_insn_rescan): Use new df_collection_rec fields.
2827 (df_notes_rescan, df_canonize_collection_rec): Likewise.
2828 (df_ref_create_structure, df_ref_record): Likewise.
2829 (df_get_conditional_uses, df_get_call_refs): Likewise.
2830 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
2831 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
2832 (df_record_exit_block_uses, df_bb_verify): Likewise.
2833 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
2834 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
2835 Remove count parameter. Change return type to void. Change all
2837 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
2838 Remove count parameter. Change return type to void. Change all
2840 (df_install_refs): Change old_vec parameter to VEC. Remove count
2841 parameter. Change all callers.
2842 (df_install_mws): Change old_vec parameter to VEC. Remove count
2843 parameter. Change all callers.
2844 (df_refs_verify): Change new_rec parameter to VEC. Change call
2846 (df_mws_verify): Likewise.
2848 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
2850 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
2852 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
2854 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
2856 2009-06-10 Anthony Green <green@moxielogic.com>
2858 * config/moxie/crti.asm: New file.
2859 * config/moxie/crtn.asm: New file.
2860 * config/moxie/moxie.c: New file.
2861 * config/moxie/moxie.h: New file.
2862 * config/moxie/sfp-machine.h: New file.
2863 * config/moxie/moxie-protos.h: New file.
2864 * config/moxie/t-moxie: Created.
2865 * config/moxie/t-moxie-softfp: Created.
2866 * config/moxie/moxie.md: Created.
2867 * config/moxie/constraints.md: Created.
2868 * config.gcc: Add moxie support.
2869 * doc/md.texi (Machine Constraints): Add moxie constraints.
2870 * doc/contrib.texi (Contributors): Mention moxie port.
2871 * doc/install.texi (Specific): Mention the moxie port.
2873 2009-06-09 Ian Lance Taylor <iant@google.com>
2875 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
2877 * optabs.c (optab_table): Only use designated initializers if
2878 HAVE_DESIGNATED_INITIALIZERS is defined.
2879 (convert_optab_table): Likewise.
2880 (init_optabs): Always call init_insn_codes if
2881 HAVE_DESIGNATED_INITIALIZERS is not defined.
2883 2009-06-09 Ian Lance Taylor <iant@google.com>
2885 * targhooks.c (default_builtin_vectorized_function): Change fn
2886 parameter to unsigned int.
2887 (default_builtin_vectorized_conversion): Change code parameter to
2889 (default_builtin_reciprocal): Change fn parameter to unsigned int.
2890 * targhooks.h: Update declarations.
2891 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
2892 parameter to unsigned int.
2894 * c-typeck.c (comptypes_check_enum_int): New static function.
2895 (comptypes_internal): Add enum_and_int_p parameter. Change all
2897 (comp_target_types): Add location parameter. Change all callers.
2898 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
2900 (function_types_compatible_p, type_lists_compatible_p): Likewise.
2901 (build_conditional_expr): Add colon_loc parameter. Change all
2903 (convert_for_assignment): Add location parameter. Change all callers.
2904 * c-parser.c (c_parser_conditional_expression): Pass location of
2905 colon to build_conditional_expr.
2906 * c-tree.h (build_conditional_expr): Update declaration.
2908 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2910 * graphite.c: Revert previous patch.
2912 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2915 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2917 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
2919 * tree-ssa-loop-prefetch.c
2920 (loop_prefetch_arrays): Fixed a portability problem in printf format
2923 2009-06-09 Martin Jambor <mjambor@suse.cz>
2925 PR tree-optimization/40351
2926 * tree-sra.c (propagate_subacesses_accross_link): Check that a
2927 refrence to a potential artifical subaccess can be constructed.
2929 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2931 * config/sh/sh-protos.h (sh_optimization_options): Declare.
2932 (sh_override_options): Likewise.
2933 * config/sh/sh.c: Include params.h.
2934 (sh_optimization_options): New.
2935 (sh_override_options): Likewise.
2936 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
2937 (OVERRIDE_OPTIONS): Use sh_override_options.
2939 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2941 * dwarf2out.c (emit_cfa_remember): New variable.
2942 (add_fde_cfi): If emit_cfa_remember, recurse to add
2943 DW_CFA_remember_state first.
2944 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
2945 instead just set emit_cfa_remember.
2947 2009-06-08 Jan Hubicka <jh@suse.cz>
2950 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
2952 2009-06-08 Jan Hubicka <jh@suse.cz>
2955 * cgraphunit.c (save_inline_function_body): Do not copy transform
2956 hooks for saved inline bodies.
2957 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
2960 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
2962 * jump.c (returnjump_p): Handle delayed branches. Add missing
2965 2009-06-08 Jan Hubicka <jh@suse.cz>
2968 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
2969 original node might've been modified.
2970 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
2972 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2974 * tree-object-size.c (addr_object_size): Add OSI argument.
2975 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
2976 (compute_builtin_object_size, expr_object_size): Adjust callers.
2977 (plus_stmt_object_size): Call addr_object_size instead of
2978 compute_builtin_object_size.
2980 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
2981 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2983 * tree-ssa-loop-prefetch.c
2984 (gather_memory_references): Introduced a counter for the number of
2986 (anything_to_prefetch_p): Introduced a counter for the number of
2988 (is_loop_prefetching_profitable): New function with a cost model
2990 (loop_prefetch_arrays): Use the new cost model to determine if
2991 prefetching is profitable.
2992 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
2993 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2994 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
2995 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2996 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
2997 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2999 2009-06-08 Michael Matz <matz@suse.de>
3002 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3003 partitions use the same.
3004 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3005 for basevars of SSA_NAMEs.
3006 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3007 to not expand them twice.
3008 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3011 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3013 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3014 (fdump-final-insns=, gtoggle): New.
3015 * doc/invoke.texi: Document them.
3016 * final.c (rest_of_clean_state): Dump final insn stream.
3017 * gcc.c (invoke_as): Hook in -fcompare-debug.
3018 (static_spec_functions): Add compare-debug-dump-opt,
3019 compare-debug-self-opt and compare-debug-auxbase-opt.
3020 (compare_debug, compare_debug_second, compare_debug_opt): New.
3021 (switches_debug_check, n_switches_debug_check): New.
3022 (debug_auxbase_opt, debug_check_temp_file): New.
3023 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3025 (do_self_spec): Handle arguments after switches.
3026 (do_spec_1): Add .gk extension to temp file basenames for compare.
3027 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3028 (cc1_options): Use it instead of normal auxbase computation for
3029 the second compare-debug compilation.
3030 (compare_files): New.
3031 (main): Set up and implement compare debug mode.
3032 (compare_debug_dump_opt_spec_function): New.
3033 (compare_debug_self_opt_spec_function): New.
3034 (compare_debug_auxbase_opt_spec_function): New.
3035 * toplev.c (process_options): Handle flag_gtoggle,
3036 flag_dump_final_insns.
3037 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3038 during -fcompare-debug-second compilation.
3040 2009-06-07 Ian Lance Taylor <iant@google.com>
3042 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3043 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3045 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3046 with no default node. Change warning with %H to warning_at.
3047 Don't clear warn_switch around case checking.
3048 * doc/invoke.texi (Warning Options): Clarify distinction between
3049 -Wswitch and -Wswitch-enum.
3051 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3053 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3055 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3057 * gbl-ctors.h: Add header guard.
3059 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3061 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3062 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3063 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3064 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3065 prototypes for removed functions.
3066 (expressions_equal_p): Move to ...
3067 * tree-ssa-sccvn.h: ... here and ...
3068 * matrix-reorg.c: ... adjust includes.
3070 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3072 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3074 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3076 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3077 (finish_function): Remove erroneous whitespace.
3079 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3081 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3082 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3084 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3086 * errors.c (internal_error): Commentary typo fix.
3087 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3088 * tree-ssa-pre.c: Ditto.
3090 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3092 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3093 them is supposed to hold actual statements.
3095 2009-06-06 Ian Lance Taylor <iant@google.com>
3097 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3098 empty statements can now have attributes.
3100 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3102 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3103 * config/mips/mips.md: Ditto.
3105 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3107 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3109 (__eabi_uconvert): Likewise.
3111 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3113 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3114 CFI_* definitions with IN_GCC.
3116 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3118 * xcoffout.h (xcoffout_source_line): Update prototype.
3120 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3122 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3123 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3125 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3128 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3129 inlined_function_outer_scope_p blocks for artificial inlines
3131 * tree.c (tree_nonartificial_location): Rewrite using
3132 block_nonartificial_location.
3134 2009-06-05 Revital Eres <eres@il.ibm.com>
3135 Leehod Baruch <leehod@il.ibm.com>
3137 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3138 (expand_expr_real_1): Remove comment.
3139 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3140 Vectorize misaligned access when the target supports it.
3141 (vect_supportable_dr_alignment): Check for unaligned access support.
3142 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3145 2009-06-05 Julian Brown <julian@codesourcery.com>
3147 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3148 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3150 2009-06-05 Richard Guenther <rguenther@suse.de>
3153 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3156 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3158 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3159 (save_gprs): Don't tell unwinder when a global register is saved.
3160 (s390_emit_epilogue): Emit needed epilogue unwind info.
3162 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3164 * dwarf2out.c (deferred_asm_name): New.
3165 (add_name_and_src_coords_attributes): Defer creation of
3166 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3168 (move_linkage_attr): New.
3169 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3172 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3174 * tree-nested.c (finalize_nesting_tree_1): Declare the
3175 frame_decl in the binding tree.
3177 2009-06-04 Cary Coutant <ccoutant@google.com>
3179 * basic-block.h (struct basic_block_def): Add discriminator field.
3180 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3182 * debug.c (do_nothing_debug_hooks): Add additional entry.
3183 (debug_nothing_int_charstar_int): New function.
3184 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3185 (debug_nothing_int_charstar_int): New declaration.
3186 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3187 discriminator value in .loc directive.
3188 * final.c (last_discriminator): New variable.
3189 (discriminator): New variable.
3190 (final_start_function): Initialize above variables, pass current
3191 discriminator to debug hook.
3192 (notice_source_line): Check for discriminator change.
3193 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3194 * sdbout.c (sdbout_source_line): New parameter.
3195 * tree-cfg.c (struct locus_discrim_map): New structure type.
3196 (discriminator_per_locus): New hash table.
3197 (build_gimple_cfg): Allocate and free discriminator hash table.
3198 (make_edges): Call assign_discriminator.
3199 (locus_map_hash): New function.
3200 (locus_map_eq): New function.
3201 (next_discriminator_for_locus): New function.
3202 (same_line_p): New function.
3203 (assign_discriminator): New function.
3204 (make_cond_expr_edges): Call assign_discriminator.
3205 (make_gimple_switch_edges): Likewise.
3206 (first_non_label_stmt): New function.
3207 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3209 * xcoffout.c (xcoffout_source_line): Add new parameter.
3211 * configure.ac (gcc_cv_as_discriminator): New configury check for
3212 gas support for discriminator.
3213 * configure: Regenerate.
3214 * config.in: Regenerate.
3216 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3218 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3219 val after checking for integers.
3221 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3225 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3226 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3227 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3228 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3229 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3230 X64_SSE_REGPARM_MAX.
3231 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3232 X64_SSE_REGPARM_MAX.
3234 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3236 * gcc.c (report_times_to_file): New.
3237 (execute): Implement it.
3238 (process_command): Support -time=.
3239 * doc/invoke.texi: Document it.
3241 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3243 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3244 that have value exprs.
3246 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3248 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3249 declarations for constants until...
3250 (dw2_output_indirect_constant_1): ... this point.
3252 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3255 * arm.md (arm_addsi3): Don't try to split an add with an
3256 eliminable register until after reload has completed.
3258 2009-06-03 Ian Lance Taylor <iant@google.com>
3260 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3261 * genattrtab.c (write_length_unit_log): Likewise.
3262 * genchecksum.c (dosum): Likewise.
3263 * gengtype.c (write_rtx_next): Likewise.
3264 (finish_root_table, write_roots): Likewise.
3265 * gimple.c (gimple_ops_offset_): Likewise.
3266 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3267 * config/arc/arc.c (arc_attribute_table): Likewise.
3268 * config/arm/arm.c (arm_attribute_table): Likewise.
3269 * config/avr/avr.c (avr_attribute_table): Likewise.
3270 * config/crx/crx.c (crx_attribute_table): Likewise.
3271 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3272 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3273 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3274 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3275 * config/sh/sh.c (sh_attribute_table): Likewise.
3276 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3277 * config/spu/spu.c (spu_attribute_table): Likewise.
3278 * config/v850/v850.c (v850_attribute_table): Likewise.
3280 * config/alpha/alpha.c (vms_attribute_table): Make static.
3281 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3282 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3283 * config/mips/mips.c (mips_attribute_table): Likewise.
3285 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3287 (cc1-checksum.o): Likewise.
3289 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3291 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3293 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3295 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3296 insn if it is changing sp. Use gen_add3_insn instead of
3297 conditionally gen_addsi3 and gen_adddi3.
3298 (offset_below_red_zone_p): New static inline function.
3299 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3300 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3301 * config/rs6000/ppc-asm.h: Include auto-host.h.
3302 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3303 CFI_RESTORE): Define.
3304 * config/rs6000/crtresxgpr.asm: Add unwind info.
3305 * config/rs6000/crtresxfpr.asm: Likewise.
3306 * config/rs6000/crtresgpr.asm: Likewise.
3307 * config/rs6000/crtresfpr.asm: Likewise.
3308 * config/rs6000/crtsavgpr.asm: Likewise.
3309 * config/rs6000/crtsavfpr.asm: Likewise.
3311 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3312 argument of DWARF2_FRAME_REG_OUT macros.
3314 2009-06-03 Julian Brown <julian@codesourcery.com>
3316 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3317 words or less (including TImode) in core registers.
3319 2009-06-03 Richard Guenther <rguenther@suse.de>
3322 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3324 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3326 * statistics.c (statistics_counter_event): Do not record event
3327 in pass dump if its number == -1.
3328 (curr_statistics_hash): Add assert that we never get passes
3329 with static number == -1.
3331 2009-06-03 Richard Guenther <rguenther@suse.de>
3332 Andrey Belevantsev <abel@ispras.ru>
3334 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3335 non-BLKmode arrays addressable.
3337 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3339 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3340 * config/m68k/m68k.h: ... here.
3341 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3344 2009-06-03 Martin Jambor <mjambor@suse.cz>
3346 PR tree-optimization/40323
3347 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3350 2009-06-03 Richard Guenther <rguenther@suse.de>
3352 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3355 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3357 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3358 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3359 JUMP_TABLE_DATA_P where applicable.
3360 * config/sh/sh.c: Ditto.
3361 * config/sh/sh.h: Ditto.
3362 * config/sh/sh.md: Ditto.
3363 * config/sh/symbian.c: Ditto.
3365 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3367 * config/i386/driver-i386.c (describe_cache): Optimize
3368 concatenation of strings. Use snprintf instead of sprintf.
3369 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3370 target when not compiling with GCC.
3372 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3374 * config/sh/sh.c: Revert last change.
3375 (sh_expand_epilogue): Emit a blockage insn before the frame
3376 pointer adjustment unconditionally.
3378 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3380 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3381 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3382 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3383 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3384 to COLLECT_GCC_OPTIONS.
3386 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3388 * collect2.c (target_system_root): New variable.
3389 (main): Handle --sysroot=.
3390 (ignore_library): Strip the sysroot from the library path.
3392 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3394 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3395 (collect2.o): Depend on collect2-aix.h.
3396 (collect2-aix.o): New rule.
3397 * collect2-aix.h: New file.
3398 * collect2-aix.c: Likewise.
3399 * collect2.c: Include collect2-aix.h. Don't undefine
3400 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3401 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3402 Use TARGET_AIX_VERSION instead of _AIX51.
3403 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3404 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3405 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3406 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3407 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3409 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3411 * collect2.c (ignore_library): Avoid premature post-increment
3414 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3416 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3417 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3418 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3419 CROSS_DIRECTORY_STRUCTURE too.
3420 (LINK_LIBG_SPEC): Likewise.
3421 (LIB_SPEC): Add %R to sysroot paths.
3422 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3423 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3424 * config/rs6000/aix51.h: As for aix43.h.
3425 * config/rs6000/aix52.h: Likewise.
3426 * config/rs6000/aix53.h: Likewise.
3427 * config/rs6000/aix61.h: Likewise.
3428 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3429 to the beginning of sysroot paths.
3431 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3433 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3434 INSN_LISTs that are out of the REG_NOTE range.
3436 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3438 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3439 (struct var_to_expand): Likewise.
3440 (struct opt_info): Add head and tail for linked lists of the above.
3441 (analyze_insn_to_expand_var): Initialize next.
3442 (analyze_iv_to_split_insn): Likewise.
3443 (analyze_insns_in_loop): Create linked lists.
3444 (allocate_basic_variable): Simplify for use without hash table.
3445 (insert_var_expansion_initialization): Likewise, make it type-safer.
3446 (combine_var_copies_in_loop_exit): Likewise.
3447 (apply_opt_in_copies): Walk lists rather than hash tables.
3448 (release_var_copies): Simplified and inlined by hand into...
3449 (free_opt_info): ... this function.
3451 2009-06-02 Richard Guenther <rguenther@suse.de>
3453 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3456 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3458 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3459 only for builtins that are not overridden.
3461 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3463 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3466 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3468 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3470 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3472 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3474 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3476 * common.opt (fdump-unnumbered-links): New.
3477 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3478 * print-rtl.c (flag_dump_unnumbered_links): New.
3479 (print_rtx): Test it.
3481 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3483 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3484 push/pop multiple to 8-byte alignment.
3486 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3488 * config/i386/i386.c (queued_cfa_restores): New static variable.
3489 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3491 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3492 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3493 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3494 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3495 note unconditionally.
3496 (ix86_emit_restore_regs_using_mov): Likewise.
3497 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3498 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3499 it through to ix86_emit_restore_reg_using_pop.
3500 (ix86_emit_leave): Add RED_OFFSET argument. Call
3501 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3502 instead of adding REG_CFA_OFFSET note unconditionally.
3503 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3504 the above functions. Call ix86_add_queued_cfa_restore_notes when
3507 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3508 force output of the label even for dwarf2out_do_cfi_asm.
3509 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3510 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3511 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3513 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3514 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3515 dwarf2out_cfi_label callers.
3516 * tree.h (dwarf2out_cfi_label): Adjust prototype.
3517 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
3518 Adjust dwarf2out_cfi_label callers.
3519 * config/vax/vax.c (vax_output_function_prologue): Likewise.
3521 * config/i386/i386.h (struct machine_cfa_state,
3522 struct machine_function): Guard with ifndef USED_FOR_TARGET
3523 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
3526 * emutls.c (__emutls_get_address): Change arr->size to mean number
3527 of allocated arr->data entries instead of # of slots + 1.
3530 * recog.c (peep2_reinit_state): New function.
3531 (peephole2_init_state): Use it at the end of a basic block and also
3532 when seeing a RTX_FRAME_RELATED_P insn.
3534 2009-06-01 Steve Ellcey <sje@cup.hp.com>
3536 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
3537 fixuns_truncrfdi2): New.
3538 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
3539 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
3540 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
3541 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
3542 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
3543 *recip_approx): Remove.
3544 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
3545 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
3546 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
3548 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
3551 2009-06-01 Ian Lance Taylor <iant@google.com>
3553 * attribs.c (register_attribute): Use CONST_CAST.
3554 * collect2.c (main): Use CONST_CAST2.
3555 (scan_prog_file): Likewise.
3556 * gcc.c (process_command, main): Likewise.
3557 * toplev.c (toplev_main): Likewise.
3559 * c-typeck.c (handle_warn_cast_qual): New static function,
3560 partially broken out of build_c_cast.
3561 (build_c_cast): Call handle_warn_cast_qual.
3562 * doc/invoke.texi (Warning Options): Document new effect of
3565 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
3567 * diagnostic.c (diagnostic_build_prefix): Always print columns.
3568 (diagnostic_report_current_module): Print columns.
3569 * common.opt (flag_show_column): Enable by default.
3571 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
3573 * alias.c (find_base_term): Check for NULL term before returning.
3575 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3577 Revert due to PR40320:
3578 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3579 * calls.c (emit_library_call_value_1): Don't force_operand for move
3582 2009-06-01 Olivier Hainque <hainque@adacore.com>
3583 Eric Botcazou <ebotcazou@adacore.com>
3585 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
3586 to be processed as a bitfield for constructor output purposes.
3587 * output.h (initializer_constant_valid_for_bitfield_p): Declare
3589 * varasm.c (oc_local_state): New type, output_constructor
3590 local state to support communication with helpers.
3591 (oc_outer_state): New type, output_constructor outer state of
3592 relevance in recursive calls.
3593 (output_constructor_array_range): New output_constructor helper,
3594 extracted code for an array range element.
3595 (output_constructor_regular_field): New output_constructor helper,
3596 extracted code for an element that is not a bitfield.
3597 (output_constructor_bitfield): New output_constructor helper,
3598 extracted code for a bitfield element. Accept an OUTER state
3599 argument for recursive processing. Recurse on record or array
3600 CONSTRUCTOR values, possibly past noop conversions.
3601 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
3602 VALUE is a valid constant-valued expression for use in a static
3603 bit-field initializer.
3604 (output_constructor): Rework to use helpers. Accept and honor an
3605 OUTER state argument for recursive calls. Return total size. Be
3606 prepared for nested constructors initializing bitfields.
3607 (output_constant): Feed OUTER in calls to output_constructor.
3609 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3611 * calls.c (emit_library_call_value_1): Don't force_operand for move
3614 2009-06-01 Nick Clifton <nickc@redhat.com>
3616 * doc/invoke.texi (IA-64 Options): Fix typo.
3618 2009-06-01 Ira Rosen <irar@il.ibm.com>
3620 PR tree-optimization/39129
3621 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
3623 (vect_do_peeling_for_loop_bound): Use
3624 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3625 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3626 (vect_loop_versioning): Likewise.
3627 (vect_create_cond_for_alias_checks): Fix indentation.
3628 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
3630 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
3631 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
3632 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
3633 "control flow in loop".
3634 (vect_estimate_min_profitable_iters): Use
3635 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3636 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3637 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3638 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
3639 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
3640 statement belongs to a group of strided accesses with the exact code
3642 (vectorizable_load): Likewise.
3643 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
3644 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3646 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
3648 * config/freebsd-stdint.h: New file.
3649 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
3650 Add freebsd-stdint.h to tm_file.
3652 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
3654 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
3655 (thumb2_extendhidi2): Likewise.
3657 2009-05-31 Ian Lance Taylor <iant@google.com>
3659 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
3661 2009-05-31 Ian Lance Taylor <iant@google.com>
3663 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
3664 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
3665 (ipa-reference.o): Depend upon gt-ipa-reference.h.
3667 2009-05-31 Jason Merrill <jason@redhat.com>
3669 * tree-pretty-print.c (print_call_name): Take the callee, not the
3670 call itself. Make non-static. Use dump_function_name for functions.
3671 (dump_generic_node): Adjust.
3672 * diagnostic.h: Declare print_call_name.
3673 * gimple-pretty-print.c (dump_gimple_call): Use it.
3675 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3677 * config/sh/sh.md (ashldi3_std): New define_expand.
3680 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3683 * config/sh/sh.c: Include debug.h.
3684 (sh_expand_epilogue): Emit a blockage insn before the frame
3685 pointer adjustment also when dwarf2out_do_frame returns true.
3687 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
3689 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
3690 (thumb2_extendqidi2): New pattern.
3692 2009-05-31 Ira Rosen <irar@il.ibm.com>
3694 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
3695 mark phis for renaming.
3696 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3697 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3698 Call mark_sym_for_renaming.
3699 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3700 * tree-vect-loop.c (vect_transform_loop): Remove
3701 vect_memsyms_to_rename initialization and a call to
3702 mark_set_for_renaming.
3704 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3707 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3708 frame related even if !set_cfa && style < 0.
3710 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
3712 * config/i386/mingw-tls.c: New file.
3713 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
3714 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
3715 defining _WIN32 but not __CYGWIN__.
3717 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3719 * configure.ac: Add MPC support.
3721 * config.in, configure: Regenerate.
3723 2009-05-29 Richard Henderson <rth@redhat.com>
3725 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
3726 NOTE_INSN_BASIC_BLOCK.
3727 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
3728 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
3729 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
3731 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
3733 (add_cfi): Disable check redefining cfa away from drap.
3734 (lookup_cfa_1): Add remember argument; handle remember/restore.
3735 (lookup_cfa): Pass remember argument.
3736 (cfa_remember): New.
3737 (compute_barrier_args_size_1): Remove sibcall check.
3738 (dwarf2out_frame_debug_def_cfa): New.
3739 (dwarf2out_frame_debug_adjust_cfa): New.
3740 (dwarf2out_frame_debug_cfa_offset): New.
3741 (dwarf2out_frame_debug_cfa_register): New.
3742 (dwarf2out_frame_debug_cfa_restore): New.
3743 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
3744 (dwarf2out_begin_epilogue): New.
3745 (dwarf2out_frame_debug_restore_state): New.
3746 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
3747 DW_CFA_restore_state.
3748 (output_cfi_directive): Likewise.
3749 (convert_cfa_to_fb_loc_list): Likewise.
3750 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
3751 * dwarf2out.h: Update.
3752 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
3753 (copy_insn_1): Early out for null.
3754 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
3755 and dwarf2out_frame_debug_restore_state.
3756 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
3757 (prologue_insn_hash, epilogue_insn_hash): New.
3758 (free_after_compilation): Adjust freeing accordingly.
3759 (record_insns): Create hash table if needed; push insns into
3760 hash instead of array.
3761 (maybe_copy_epilogue_insn): New.
3762 (contains): Search hash table instead of array.
3763 (sibcall_epilogue_contains): Remove.
3764 (thread_prologue_and_epilogue_insns): Split eh_return insns
3765 and mark them as epilogues.
3766 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
3767 scanning in terms of basic blocks.
3768 * insn-notes.def (CFA_RESTORE_STATE): New.
3769 * jump.c (returnjump_p_1): Accept EH_RETURN.
3770 (eh_returnjump_p_1, eh_returnjump_p): New.
3771 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
3772 CFA_REGISTER, CFA_RESTORE): New.
3773 * rtl.def (EH_RETURN): New.
3774 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
3776 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
3777 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
3779 * config/i386/i386.c (gen_push): Update cfa state.
3780 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
3781 add a CFA_ADJUST_CFA note.
3782 (ix86_dwarf_handle_frame_unspec): Remove.
3783 (ix86_expand_prologue): Update cfa state.
3784 (ix86_emit_restore_reg_using_pop): New.
3785 (ix86_emit_restore_regs_using_pop): New.
3786 (ix86_emit_leave): New.
3787 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
3788 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
3789 * config/i386/i386.h (struct machine_cfa_state): New.
3790 (ix86_cfa_state): New.
3791 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
3792 (eh_return_internal): Merge from eh_return_<mode>,
3793 use eh_return rtx, split w/ epilogue.
3795 2009-05-29 Ian Lance Taylor <iant@google.com>
3797 * builtins.c (validate_gimple_arglist): Don't use va_arg with
3799 * calls.c (emit_library_call_value_1): Likewise.
3801 * c-typeck.c (c_build_va_arg): New function.
3802 * c-tree.h (c_build_va_arg): Declare.
3803 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
3804 instead of build_va_arg.
3806 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
3808 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
3809 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
3810 (ptr_difference_cost): Use affine combinations to compute it.
3811 (difference_cost): Likewise.
3812 (get_computation_cost_at): Compute more accurate cost for addresses
3813 if the ratio is a multiplier allowed in addresses.
3814 For non-addresses, consider that an additional offset or symbol is
3817 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3819 * config/i386/i386.c (ix86_decompose_address): Avoid useless
3820 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
3822 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
3823 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
3824 (prefix_rex): For UNIT_MMX don't imply the prefix by default
3826 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
3827 to 1 for TYPE_SSE{IADD1,CVT1}.
3828 (prefix_vex_imm8): Removed.
3829 (length_vex): Only pass 1 as second argument to
3830 ix86_attr_length_vex_default if prefix_extra is 0.
3831 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
3832 (length): For prefix vex computation use length_immediate
3833 attribute instead of prefix_vex_imm8.
3834 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
3835 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
3836 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
3837 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
3838 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
3839 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
3840 a space in between the operands.
3841 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
3842 if one operand is 0xff and the other one si, di, bp or sp.
3843 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
3844 other one si, di, bp or sp.
3845 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
3846 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
3847 type and mode attributes.
3848 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
3849 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
3850 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
3851 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
3852 prefix_data16 attribute iff MODE_DF.
3853 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
3854 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
3855 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
3856 constm128_operand in length_immediate computation.
3857 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
3858 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
3859 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
3860 length_immediate attribute to 1.
3861 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
3862 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
3863 for certain alternatives.
3864 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
3865 prefix_data16 attribute if MODE_V1DF.
3866 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
3867 length_immediate to 1.
3868 (set_got_rex64, set_rip_rex64): Remove length attribute, set
3869 length_address to 4, set mode attribute to MODE_DI.
3870 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
3871 (fxam<mode>2_i387): Set length attribute to 4.
3872 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
3873 *prefetch_3dnow_rex): Override length_address attribute.
3874 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
3876 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
3877 (constm128_operand): Removed.
3878 * config/i386/i386.c (memory_address_length): For
3879 disp && !index && !base in 64-bit mode account for SIB byte if
3880 print_operand_address can't optimize disp32 into disp32(%rip)
3881 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
3882 for fs: or gs: segment.
3883 (ix86_attr_length_immediate_default): When checking if shortform
3884 is possible, truncate immediate to the length of the non-shortened
3886 (ix86_attr_length_address_default): Ignore MEM_P operands
3888 (ix86_attr_length_vex_default): Only check for DImode on
3889 GENERAL_REG_P operands.
3890 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
3891 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
3892 (sse_cvttps2pi): Clear prefix_rep attribute.
3893 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
3895 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
3896 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
3897 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
3898 iff operand 2 is const_int_operand.
3899 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
3900 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
3901 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
3903 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
3905 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
3906 prefix_data16 attribute for movlpd and movhpd instructions.
3907 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
3908 length_immediate for shufpd instruction.
3909 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
3910 (avx_cmpp<avxmodesuffixf2c><mode>3,
3911 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
3912 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
3913 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
3914 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
3915 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
3916 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
3917 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
3918 prefix_data16 attribute for the first alternative to 1.
3919 (*avx_loadlps): Override length_immediate for the first alternative.
3920 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
3921 attributes for second alternative.
3922 (*vec_concatv2sf_sse4_1): Override length_immediate and
3923 prefix_data16 attributes for second alternative.
3924 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
3925 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
3926 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
3927 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
3928 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
3929 prefix_data16 and length_immediate to 1.
3930 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
3932 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
3933 prefix_extra attribute for variants that don't have 0f prefix alone.
3934 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
3935 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
3936 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
3937 *sse4_1_pextrd): Set length_immediate to 1.
3938 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
3939 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
3941 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
3942 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
3943 length_immediate to 1 for second alternative.
3944 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
3945 prefix_extra and length_immediate attributes for the first
3947 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
3949 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
3950 to 1 for the first and third alternative.
3951 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
3953 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
3955 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
3957 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
3958 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
3959 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
3960 *avx_psign<mode>3): Set prefix_extra attribute to 1.
3961 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
3962 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
3963 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
3964 ssse3_psign<mode>3): Override prefix_rex attribute.
3965 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
3966 (ssse3_palignrti): Override length_immediate to 1.
3967 (ssse3_palignrdi): Override length_immediate to 1, override
3968 prefix_rex attribute.
3969 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
3970 (sse4a_extrqi): Override length_immediate to 2.
3971 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
3972 (sse4a_insertq): Override prefix_data16 to 0.
3973 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
3974 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
3975 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
3976 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
3977 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
3978 and length_immediate to 1.
3979 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
3980 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
3981 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
3982 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
3983 and length_immediate to 1.
3984 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
3985 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
3986 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
3987 avx_ptest256): Override prefix_extra to 1.
3988 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
3989 Override prefix_data16 and length_immediate to 1.
3990 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
3991 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
3992 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
3993 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
3994 prefix_data16 to 0 and prefix_extra to 2.
3995 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
3996 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
3998 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
3999 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4000 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4001 and prefix_extra to 2.
4002 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4003 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4004 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4005 avx_vpermilvar<mode>3,
4006 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4007 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4008 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4009 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4010 Override prefix_extra to 1.
4011 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4012 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4013 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4014 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4015 prefix_extra and length_immediate to 1.
4016 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4018 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4019 to 1 for the first alternative.
4020 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4021 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4023 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4024 *movv2sf_internal_avx, *movv2sf_internal): Override
4025 prefix_rep attribute for certain alternatives.
4026 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4027 attributes for certain alternatives.
4028 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4029 attributes for certain alternatives.
4030 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4031 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4032 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4033 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4034 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4035 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4036 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4037 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4038 length_immediate to 1 if operand 2 is const_int_operand.
4039 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4040 *vec_extractv2si_1): Set length_immediate attribute to 1.
4041 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4042 using old 3DNOW insn rather than SSE/3DNOW_A.
4043 (mmx_emms, mmx_femms): Clear modrm attribute.
4045 2009-05-29 Martin Jambor <mjambor@suse.cz>
4047 * tree-sra.c: New implementation of SRA.
4049 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4050 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4051 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4052 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4053 (SRA_MAX_STRUCTURE_COUNT): Removed.
4054 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4055 * doc/invoke.texi (sra-max-structure-size): Removed.
4056 (sra-field-structure-ratio): Removed.
4058 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4061 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4064 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4066 PR rtl-optimization/40101
4067 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4068 seqno. Adjust comment.
4069 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4070 inserting bookkeeping before a jump, the jump is not scheduled.
4071 When no positive seqno found, provide a value. Add comment.
4073 2009-05-29 Richard Guenther <rguenther@suse.de>
4075 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4076 short-cutting on the first component.
4078 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4081 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4082 for trees other than decls/types.
4084 2009-05-29 Richard Guenther <rguenther@suse.de>
4086 * tree-ssa-operands.c (get_expr_operands): Do not handle
4087 INDIRECT_REFs in the handled-component case. Remove
4088 unused get_ref_base_and_extent case.
4089 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4090 tree_low_cst and host_integerp where possible.
4091 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4092 codes for equivalence.
4093 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4095 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4097 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4098 to tmake_file for i[34567]86-*-cygwin*.
4100 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4103 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4104 (altivec_categorize_keyword, init_vector_keywords,
4105 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4108 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4110 * tree.c (handle_dll_attribute): Check if node is
4111 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4113 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4115 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4117 (thumb2_zero_extendqidi2): Likewise.
4119 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4121 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4122 instead of gen_movrt.
4123 * config/sh/sh.md (movrt): Remove.
4125 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4127 * doc/invoke.texi (IA-64 Options):
4128 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4129 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4130 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4131 -msched-prefer-non-control-spec-insns,
4132 -msched-stop-bits-after-every-cycle,
4133 -msched-count-spec-in-critical-path,
4134 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4135 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4136 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4137 and -msched-spec-verbose.
4139 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4141 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4142 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4144 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4146 2009-05-28 Richard Guenther <rguenther@suse.de>
4148 * tree-ssa-alias.c (ao_ref_init): New function.
4149 (ao_ref_base): Likewise.
4150 (ao_ref_base_alias_set): Likewise.
4151 (ao_ref_alias_set): Likewise.
4152 (refs_may_alias_p_1): Change signature.
4153 (refs_may_alias_p): Adjust.
4154 (refs_anti_dependent_p): Likewise.
4155 (refs_output_dependent_p): Likewise.
4156 (call_may_clobber_ref_p_1): Change signature.
4157 (call_may_clobber_ref_p): Adjust.
4158 (stmt_may_clobber_ref_p_1): New function split out from ...
4159 (stmt_may_clobber_ref_p): ... here.
4160 (maybe_skip_until): Adjust signature.
4161 (get_continuation_for_phi): Likewise.
4162 (walk_non_aliased_vuses): Likewise.
4163 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4164 (ao_ref_init): Declare.
4165 (ao_ref_base): Likewise.
4166 (ao_ref_alias_set): Likewise.
4167 (stmt_may_clobber_ref_p_1): Likewise.
4168 (walk_non_aliased_vuses): Adjust.
4169 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4170 (get_ref_from_reference_ops): remove.
4171 (vn_reference_lookup_2): Adjust signature.
4172 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4173 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4174 (vn_reference_lookup): Adjust.
4175 (vn_reference_insert): Likewise.
4176 (vn_reference_insert_pieces): Adjust signature.
4177 (visit_reference_op_call): Adjust.
4178 * tree-ssa-pre.c (get_expr_type): Simplify.
4179 (phi_translate_1): Adjust.
4180 (compute_avail): Likewise.
4181 (translate_vuse_through_block): Do not re-build trees.
4182 (value_dies_in_block_x): Likewise.
4183 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4185 (vn_reference_lookup_pieces): Adjust declaration.
4186 (vn_reference_insert_pieces): Likewise.
4188 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4190 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4191 with checking disabled.
4193 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4197 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4198 macro definition for support of three-operand format aligned
4199 .comm directive in assembler on cygwin/pe/mingw target OS.
4200 * configure: Regenerate.
4201 * config.h: Regenerate.
4203 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4204 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4205 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4207 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4208 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4210 2009-05-28 Ira Rosen <irar@il.ibm.com>
4212 PR tree-optimization/40254
4213 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4214 in analysis of basic blocks.
4216 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4219 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4220 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4221 (TARGET_INITIALIZER): Use it.
4222 * cse.c (CHEAPER): Move it up to the other macros.
4223 (insert): Rename this ...
4224 (insert_with_costs): ... to this. Add cost parameters. Update
4226 (insert): New function. Call insert_with_costs.
4227 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4228 find_reg_offset_for_const, try_const_anchors): New functions.
4229 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4230 when using a const-anchor. Call insert_const_anchors.
4231 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4232 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4234 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4236 * tree-inline.c (remap_decls): Enable nonlocalized variables
4237 when not optimizing.
4239 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4241 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4242 Simplify other tests involving optimize.
4244 2009-05-27 Tom Tromey <tromey@redhat.com>
4246 * unwind-dw2.c (_Unwind_DebugHook): New function.
4247 (uw_install_context): Call _Unwind_DebugHook.
4249 2009-05-27 Tom Tromey <tromey@redhat.com>
4251 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4253 2009-05-27 Ian Lance Taylor <iant@google.com>
4255 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4256 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4257 (ALL_LINKERFLAGS): Define.
4258 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4259 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4260 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4261 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4262 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4263 $(LINKER_FOR_BUILD).
4264 (build/gcov-iov$(build_exeext)): Likewise.
4266 2009-05-27 Julian Brown <julian@codesourcery.com>
4268 * gcse.c (target.h): Include.
4269 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4270 copy of argument to a pseudo register.
4272 2009-05-27 Diego Novillo <dnovillo@google.com>
4274 * tree-ssa-live.c (dump_scope_block): Document arguments.
4275 (dump_scope_blocks): Document.
4276 (debug_scope_blocks): New.
4277 * tree-flow.h (debug_scope_blocks): Declare.
4279 2009-05-21 Denis Chertykov <denisc@overta.ru>
4281 * doc/contrib.texi (Contributors): Add myself to the list.
4283 2009-05-27 Olivier Hainque <hainque@adacore.com>
4285 * expr.c (target_align): New function. Alignment the TARGET of an
4286 assignment may be assume to have.
4287 (highest_pow2_factor_for_target): Use it instead of relying on
4288 immediate tree attributes of TARGET, not necessarily honored when
4289 intermediate bitfields are involved.
4291 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4294 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4295 AVX, SSE4, AES, PCLMUL and POPCNT.
4297 2009-05-27 Diego Novillo <dnovillo@google.com>
4299 * tree-pretty-print.c (dump_location): New.
4300 (dump_generic_node): Call it.
4301 Factor code to handle BLOCK nodes ...
4302 (dump_block_node): ... here.
4304 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4306 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4308 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4310 * gcc-plugin.h: Include config.h and system.h.
4311 (IN_GCC): Define if not defined.
4313 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4316 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4319 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4321 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4323 * config/m32r/m32r.h: Ditto.
4324 * config/m32r/m32r.md: Ditto.
4325 * config/m32r/predicates.md: Ditto.
4327 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4329 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4331 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4334 (Loading plugins): typo.
4335 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4336 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4337 (Interacting with the GCC Garbage Collector): Added new section.
4338 (Giving information about a plugin): Added new section for
4340 * ggc.h (ggc_register_root_tab): Added declaration.
4341 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4342 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4343 (register_callback): Improved comment in declaration.
4344 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4345 (extra_root_vec) Added static variable for dynamic roots registration.
4346 (ggc_register_root_tab) Added new routine.
4347 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4348 PLUGIN_GGC_MARKING event.
4349 * ggc-zone.c: Include plugin.h.
4350 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4351 * ggc-page.c: Include plugin.h.
4352 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4353 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4354 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4355 (register_callback): check lack of callbacks for
4356 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4357 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4358 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4359 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4360 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4361 dependency on plugin.h.
4362 (plugin.o): Added dependency on ggc.h...
4364 2009-05-26 Richard Guenther <rguenther@suse.de>
4368 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4369 with mismatched comparison modes.
4371 * expr.c (expand_expr_real_1): Expand the operand of a
4372 VIEW_CONVERT_EXPR in its natural mode.
4374 2009-05-26 Ian Lance Taylor <iant@google.com>
4376 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4377 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4378 (ALL_COMPILERFLAGS): Define.
4379 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4380 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4381 (collect2$(exeext), collect2.o): Likewise.
4382 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4383 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4384 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4385 (libbackend.o, intl.o, cppdefault.o): Likewise.
4386 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4387 (build/%.o): Use $(COMPILER_FOR_BUILD).
4388 (build/gen%$(build_exeext)): Likewise.
4389 (build/gcov-iov$(build_exeext)): LIkewise.
4390 * config/t-darwin (darwin.o): Use $(COMPILER).
4391 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4392 * config/t-sol2 (sol2-c.o): Likewise.
4394 * config/t-vxworks (vxworks.o): Likewise.
4395 * config/x-darwin (host-darwin.o): Likewise.
4396 * config/x-hpux (host-hpux.o): Likewise.
4397 * config/x-linux (host-linux.o): Likewise.
4398 * config/x-solaris (host-solaris.o): Likewise.
4399 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4400 * config/arm/t-arm (arm-c.o): Likewise.
4401 * config/arm/t-pe (pe.o): Likewise.
4402 * config/arm/t-wince-pe (pe.o): Likewise.
4403 * config/i386/t-cygming (winnt.o): Likewise.
4404 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4405 * config/i386/t-cygwin (cygwin1.o): Likewise.
4406 (cygwin2.o): Likewise.
4407 * config/i386/t-i386 (i386-c.o): Likewise.
4408 * config/i386/t-interix (winnt.o): Likewise.
4409 * config/i386/t-netware (netware.o): Likewise.
4410 * config/i386/t-nwld (nwld.o): Likewise.
4411 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4412 * config/i386/x-i386 (driver-i386.o): Likewise.
4413 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4414 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4415 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4416 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4417 * config/mips/x-native (driver-native.o): Likewise.
4418 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4419 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4420 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4421 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4422 * config/score/t-score-elf (score7.o): Likewise.
4423 (score3.o): Likewise.
4424 * config/sh/t-sh (sh-c.o): Likewise.
4425 * config/sh/t-symbian (sh-c.o): Likewise.
4426 (symbian.o): Likewise.
4427 * config/spu/t-spu-elf (spu-c.o): Likewise.
4428 * config/v850/t-v850 (v850-c.o): Likewise.
4429 * config/v850/t-v850e (v850-c.o): Likewise.
4431 2009-05-26 Richard Guenther <rguenther@suse.de>
4433 PR tree-optimization/40122
4434 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4435 VECTOR_CSTs if possible.
4436 (fold_gimple_assign): Likewise.
4438 2009-05-26 Richard Guenther <rguenther@suse.de>
4441 * fold-const.c (fold_binary): Use the correct types for building
4444 2009-05-26 Richard Guenther <rguenther@suse.de>
4446 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4447 redundant calls to merge_alias_info.
4448 (bump_vector_ptr): Likewise.
4449 * tree-ssa-copy.c (merge_alias_info): Remove.
4450 (replace_exp_1): Remove call to merge_alias_info.
4451 (propagate_tree_value): Likewise.
4452 (fini_copy_prop): Propagate points-to info.
4453 * tree-flow.h (merge_alias_info): Remove.
4455 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4457 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4459 2009-05-25 Jan Hubicka <jh@suse.cz>
4461 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4462 * cgraph.h (struct inline_summary): New filed self_wize,
4463 size_inlining_benefit, self_time and time_inlining_benefit.
4464 (struct cgraph_global_info): Replace insns by time ans size fields.
4465 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4466 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4467 (ipcp_update_callgraph): Do not touch function bodies.
4468 * ipa-inline.c: Include except.h
4469 (MAX_TIME): New constant.
4470 (overall_insns): Remove.
4472 (overall_size, max_benefit): New static variables.
4473 (cgraph_estimate_time_after_inlining): New function.
4474 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4475 (cgraph_clone_inlined_nodes): Update size.
4476 (cgraph_mark_inline_edge): Update size.
4477 (cgraph_estimate_growth): Use size info.
4478 (cgraph_check_inline_limits): Check size.
4479 (cgraph_default_inline_p): Likewise.
4480 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4481 (cgraph_decide_recursive_inlining): Check size.
4482 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4484 (cgraph_decide_inlining): Likewise.
4485 (cgraph_decide_inlining_incrementally): Likewise; honor
4486 PARAM_EARLY_INLINING_INSNS.
4487 (likely_eliminated_by_inlining_p): New predicate.
4488 (estimate_function_body_sizes): New function.
4489 (compute_inline_parameters): Use it.
4490 * except.c (must_not_throw_labels): New function.
4491 * except.h (must_not_throw_labels): Declare.
4492 * tree-inline.c (init_inline_once): Kill inlining_weigths
4493 * tree-ssa-structalias.c: Avoid uninitialized warning.
4494 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4495 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4496 (PARAM_INLINE_CALL_COST): Remove.
4497 (PARAM_EARLY_INLINING_INSNS): New.
4499 2009-05-25 Richard Guenther <rguenther@suse.de>
4501 PR tree-optimization/36327
4502 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4503 callback for reference translation or lookup at the point of may-defs.
4504 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4505 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4506 for union COMPONENT_REFs.
4507 (vn_reference_lookup_3): New callback. Lookup from memset
4508 and CONSTRUCTOR assignment, translate through struct copies.
4509 (vn_reference_lookup_pieces): Make sure to not free the
4510 passed operands array. Adjust walk_non_aliased_vuses call.
4511 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4512 make sure we do not leak memory.
4514 2009-05-25 Richard Guenther <rguenther@suse.de>
4516 * tree-ssa-alias.h (dump_points_to_solution): Declare.
4517 * tree-inline.c (expand_call_inline): Reset the escaped and
4519 * tree-ssa-structalias.c (pass_build_ealias): New.
4520 * tree-pass.h (pass_build_ealias): Declare.
4521 * passes.c (init_optimization_passes): Add PTA during
4522 early optimizations.
4523 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
4524 and CALLUSED solutions.
4525 (dump_points_to_solution): New function, split out from ...
4526 (dump_points_to_info_for): ... here.
4527 * tree-parloops.c (parallelize_loops): Reset the escaped and
4530 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4533 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
4534 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
4536 2009-05-25 Ira Rosen <irar@il.ibm.com>
4538 PR tree-optimization/40238
4539 * tree-vect-stmts.c (vect_init_vector): Insert initialization
4540 statements after basic block's labels.
4541 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
4542 to free the allocated memory.
4544 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
4546 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
4547 return address with a USE.
4549 2009-05-24 Richard Guenther <rguenther@suse.de>
4552 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
4553 array type from the main variant of the inner type.
4555 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4557 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4558 definition to bool (from int) to un-break build.
4559 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
4561 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
4563 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
4564 discard_stmt_changes): Delete.
4565 * tree-ssa-operands.c (scb_stack): Delete.
4566 (init_ssa_operands): Do not initialize it.
4567 (fini_ssa_operands): Do not free it.
4568 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
4570 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
4571 update_stmt, remove the others. Fix comments.
4572 * tree-dfa.c (optimize_stack_restore): Likewise.
4573 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
4574 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
4575 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4576 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
4578 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4579 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4580 (dom_opt_finalize_block): Likewise, adjusting access to
4582 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
4583 (stmts_to_rescan): Change item type to gimple.
4584 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
4586 2009-05-24 Ira Rosen <irar@il.ibm.com>
4588 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
4589 * tree-pass.h (pass_slp_vectorize): New pass.
4590 * params.h (SLP_MAX_INSNS_IN_BB): Define.
4591 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
4592 * tree-vectorizer.c (timevar.h): Include.
4593 (user_vect_verbosity_level): Declare.
4594 (vect_location): Fix comment.
4595 (vect_set_verbosity_level): Update user_vect_verbosity_level
4596 instead of vect_verbosity_level.
4597 (vect_set_dump_settings): Add an argument. Ignore user defined
4598 verbosity if dump flags require higher level of verbosity. Print to
4599 stderr only for loop vectorization.
4600 (vectorize_loops): Update call to vect_set_dump_settings.
4601 (execute_vect_slp): New function.
4602 (gate_vect_slp): Likewise.
4603 (struct gimple_opt_pass pass_slp_vectorize): New.
4604 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
4606 (vec_info_for_bb): New function.
4607 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
4608 (VECTORIZATION_ENABLED): New macro.
4609 (SLP_ENABLED, SLP_DISABLED): Likewise.
4610 (vect_is_simple_use): Add bb_vec_info argument.
4611 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
4612 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
4613 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
4614 vect_schedule_slp, vect_analyze_slp): Likewise.
4615 (vect_analyze_stmt): Add slp_tree argument.
4616 (find_bb_location): Declare.
4617 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4618 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
4619 (vect_analyze_loop_operations, vect_analyze_loop,
4620 get_initial_def_for_induction, vect_create_epilog_for_reduction,
4621 vect_finalize_reduction, vectorizable_reduction,
4622 vectorizable_live_operation, vect_transform_loop): Likewise.
4623 * tree-data-ref.c (dr_analyze_innermost): Update comment,
4624 skip evolution analysis if analyzing a basic block.
4625 (dr_analyze_indices): Likewise.
4626 (initialize_data_dependence_relation): Skip the test whether the
4627 object is invariant for basic blocks.
4628 (compute_all_dependences): Skip dependence analysis for data
4629 references in basic blocks.
4630 (find_data_references_in_stmt): Don't fail in case of invariant
4631 access in basic block.
4632 (find_data_references_in_bb): New function.
4633 (find_data_references_in_loop): Move code to
4634 find_data_references_in_bb and add a call to it.
4635 (compute_data_dependences_for_bb): New function.
4636 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
4637 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
4639 (vect_analyze_data_ref_dependence): Check for interleaving in case of
4640 unknown dependence in basic block and fail in case of dependence in
4642 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
4643 dependence instances from either loop or basic block vectorization
4645 (vect_compute_data_ref_alignment): Check if it is loop vectorization
4646 before calling nested_in_vect_loop_p.
4647 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
4648 dependence instances from either loop or basic block vectorization
4650 (vect_verify_datarefs_alignment): Likewise.
4651 (vect_enhance_data_refs_alignment): Adjust function calls.
4652 (vect_analyze_data_refs_alignment): Likewise.
4653 (vect_analyze_group_access): Fix printing. Skip different checks if
4654 DR_STEP is 0. Keep strided stores either in loop or basic block
4655 vectorization data structure. Fix indentation.
4656 (vect_analyze_data_ref_access): Fix comments, allow zero step in
4658 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
4659 dependence instances from either loop or basic block vectorization
4661 (vect_analyze_data_refs): Update comment. Call
4662 compute_data_dependences_for_bb to analyze basic blocks.
4663 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
4664 case of loop vectorization. In case of basic block vectorization use
4665 data-ref itself as a base.
4666 (vect_create_data_ref_ptr): In case of basic block vectorization:
4667 don't advance the pointer, add new statements before the current
4668 statement. Adjust function calls.
4669 (vect_supportable_dr_alignment): Support only aligned accesses in
4670 basic block vectorization.
4671 * common.opt (ftree-slp-vectorize): New flag.
4672 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
4673 (vect_pattern_recog_1): Likewise.
4674 * tree-vect-stmts.c (process_use): Likewise.
4675 (vect_init_vector): Add new statements in the beginning of the basic
4676 block in case of basic block SLP.
4677 (vect_get_vec_def_for_operand): Adjust function calls.
4678 (vect_finish_stmt_generation): Likewise.
4679 (vectorizable_call): Add assert that it is loop vectorization, adjust
4681 (vectorizable_conversion, vectorizable_assignment): Likewise.
4682 (vectorizable_operation): In case of basic block SLP, take
4683 vectorization factor from statement's type and skip the relevance
4684 check. Adjust function calls.
4685 (vectorizable_type_demotion): Add assert that it is loop
4686 vectorization, adjust function calls.
4687 (vectorizable_type_promotion): Likewise.
4688 (vectorizable_store): Check for outer loop only in case of loop
4689 vectorization. Adjust function calls. For basic blocks, skip the
4690 relevance check and don't advance pointers.
4691 (vectorizable_load): Likewise.
4692 (vectorizable_condition): Add assert that it is loop vectorization,
4693 adjust function calls.
4694 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
4695 that it is not reduction, get vector type, call only supported
4696 functions, skip loop specific parts.
4697 (vect_transform_stmt): Check for outer loop only in case of loop
4699 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4700 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4701 for external definition.
4702 * passes.c (pass_slp_vectorize): New pass.
4703 * tree-vect-slp.c (find_bb_location): New function.
4704 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4705 check for patterns only in loops.
4706 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4707 case of multiple types in basic block SLP.
4708 (vect_mark_slp_stmts_relevant): New function.
4709 (vect_supported_load_permutation_p): Fix comment.
4710 (vect_analyze_slp_instance): Add argument. In case of basic block
4711 SLP, take vectorization factor from statement's type, check that
4712 unrolling factor is 1. Adjust function call. Save SLP instance in
4713 either loop or basic block vectorization structure. Return FALSE,
4715 (vect_analyze_slp): Add argument. Get strided stores groups from
4716 either loop or basic block vectorization structure. Return FALSE
4717 if basic block SLP failed.
4718 (new_bb_vec_info): New function.
4719 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
4720 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
4721 (vect_schedule_slp): Add argument. Get SLP instances from either
4722 loop or basic block vectorization structure. Set vectorization factor
4723 to be 1 for basic block SLP.
4724 (vect_slp_transform_bb): New function.
4725 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
4727 2009-05-23 Mark Mitchell <mark@codesourcery.com>
4729 * final.c (shorten_branches): Do not align labels for jump tables.
4730 (final_scan_insn): Use JUMP_TABLE_DATA_P.
4732 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
4734 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
4735 Remove outdated reference to flow.c and fix nits.
4736 * doc/gccint.texi: Tweak RTL description.
4737 * doc/rtl.texi: Likewise.
4739 2009-05-23 Denis Chertykov <chertykov@gmail.com>
4741 * config/avr/avr.c: Change my email address.
4742 * config/avr/avr.h: Likewise.
4743 * config/avr/avr.md: Likewise.
4744 * config/avr/avr-protos.h: Likewise.
4745 * config/avr/libgcc.S: Likewise.
4747 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4749 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
4750 (spu_split_load, spu_split_store): Change return type to int.
4751 (spu_split_convert): Declare.
4752 * config/spu/predicates.md (spu_mem_operand): Remove.
4753 (spu_mov_operand): Update.
4754 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
4755 * config/spu/spu.c (regno_aligned_for_load): Remove.
4756 (reg_aligned_for_addr, spu_expand_load): Define.
4757 (spu_expand_extv): Reimplement and handle MEM.
4758 (spu_expand_insv): Handle MEM.
4759 (spu_sched_reorder): Handle insn's with length 0.
4760 (spu_legitimate_address_p): Reimplement.
4761 (store_with_one_insn_p): Return TRUE for any mode with size
4762 larger than 16 bytes.
4763 (address_needs_split): Define.
4764 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
4766 (spu_convert_move): Define.
4767 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
4768 (spu_split_store): Change all MEM's to TImode.
4769 (spu_init_expanders): Preallocate registers that correspond to
4770 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
4772 (spu_split_convert): Define.
4773 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
4774 (_move<mode>, _movdi, _movti): Update predicate and condition.
4775 (load, store): Change to define_split.
4776 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
4778 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
4779 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
4780 define_insn_and_split of lshr<mode>3.
4781 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
4782 (<v>ashr<mode>3_imm): Define.
4783 (extv, extzv, insv): Allow MEM operands.
4784 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
4785 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
4786 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
4787 (_spu_convert2): Change to define_insn_and_split and remove the
4788 corresponding define_peephole2.
4789 (stack_protect_set, stack_protect_test, stack_protect_test_si):
4790 Change predicates to memory_operand.
4792 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4794 * config/arm/thumb2.md: Add 16-bit multiply instructions.
4796 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4798 PR tree-optimization/40219
4799 * tree.c (iterative_hash_expr): Make sure the builtin function is
4800 a normal builtin function and not a front end or back end builtin
4801 before indexing into the built_in_decls array.
4803 2009-05-22 Richard Guenther <rguenther@suse.de>
4806 * alias.c (write_dependence_p): Do not use TBAA for answering
4807 anti-dependence or output-dependence.
4808 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
4809 (emit_pointer_definition): Remove.
4810 (emit_alias_warning): Likewise.
4811 (find_what_var_points_to): Remove TBAA pruning code.
4812 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
4814 (compute_points_to_sets): Remove code computing the set of
4815 dereferenced pointers.
4816 * tree-data-ref.c (dr_may_alias_p): Properly use the split
4817 oracle for querying anti and output dependencies.
4818 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
4819 if TBAA may be applied.
4820 (refs_anti_dependent_p): New function.
4821 (refs_output_dependent_p): Likewise.
4822 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
4823 (refs_output_dependent_p): Likewise.
4824 * doc/tree-ssa.texi (Memory model): New section.
4825 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4826 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4827 * cfgexpand.c (expand_gimple_basic_block): Do not handle
4828 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
4829 * expr.c (expand_expr_real_1): Likewise.
4830 * gimple-low.c (lower_stmt): Likewise.
4831 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
4832 (dump_gimple_cdt): Remove.
4833 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4834 (gimple_size): Likewise.
4835 (walk_gimple_op): Likewise.
4836 (is_gimple_stmt): Likewise.
4837 (walk_stmt_load_store_addr_ops): Likewise.
4838 (gimple_build_cdt): Remove.
4839 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4840 * gimple.h (gimple_cdt_new_type): Remove.
4841 (gimple_cdt_new_type_ptr): Likewise.
4842 (gimple_cdt_set_new_type): Likewise.
4843 (gimple_cdt_location): Likewise.
4844 (gimple_cdt_location_ptr): Likewise.
4845 (gimple_cdt_set_location): Likewise.
4846 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4847 * tree-cfg.c (remove_useless_stmts_1): Do not handle
4848 GIMPLE_CHANGE_DYNAMIC_TYPE.
4849 (verify_types_in_gimple_stmt): Likewise.
4850 * tree-inline.c (estimate_num_insns): Likewise.
4851 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
4852 (copy_decl_to_var): Likewise.
4853 (copy_result_decl_to_var): Likewise.
4854 * tree-pretty-print.c (dump_generic_node): Do not handle
4855 CHANGE_DYNAMIC_TYPE_EXPR.
4856 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4857 * tree-ssa-operands.c (get_expr_operands): Likewise.
4858 * tree-ssa-structalias.c (struct variable_info): Remove
4859 no_tbaa_pruning member.
4860 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
4861 (unify_nodes): Do not copy it.
4862 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4863 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
4864 (set_uids_in_ptset): Do not check it.
4865 (find_what_var_points_to): Likewise.
4866 (compute_tbaa_pruning): Remove.
4867 (compute_points_to_sets): Do not call it.
4868 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4869 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4870 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
4871 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
4872 (DECL_NO_TBAA_P): Likewise.
4873 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
4874 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
4875 (expand_omp_atomic_pipeline): Do not set it.
4876 * print-tree.c (print_node): Do not dump it.
4877 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4880 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
4883 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
4886 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4888 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
4891 2009-05-22 Ben Elliston <bje@au.ibm.com>
4893 * Makefile.in (bversion.h, s-bversion): New targets.
4894 (TOPLEV_H): Add bversion.h.
4895 * toplev.h: Include "bversion.h".
4896 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
4897 the __format__ attribute only if compiling with the same version
4898 of GCC as the sources (the "build version").
4900 2009-05-22 Ben Elliston <bje@au.ibm.com>
4902 * c-format.c (handle_format_attribute): Fix comment typo.
4904 2009-05-21 Steve Ellcey <sje@cup.hp.com>
4907 * config/ia64/ia64.opt (mfused-madd): New.
4908 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
4909 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
4910 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
4911 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
4912 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
4913 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
4914 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
4915 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
4916 instruction if !TARGET_FUSED_MADD.
4917 (fpma, fpms): Remove colon from name.
4919 2009-05-22 Richard Guenther <rguenther@suse.de>
4921 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
4922 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
4923 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
4925 (create_expression_by_pieces): Only convert if necessary.
4926 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
4927 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
4929 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
4931 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
4932 regular pattern from a template and rename it ...
4933 (*extzv_truncsi_exts): ... to this.
4935 2009-05-21 Richard Guenther <rguenther@suse.de>
4937 * cgraph.h (struct cgraph_node): Remove inline_decl member.
4938 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
4939 (cgraph_default_inline_p): Likewise.
4940 (cgraph_decide_inlining_incrementally): Likewise.
4942 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
4943 Uros Bizjak <ubizjak@gmail.com>
4945 * config/i386/cpuid.h (bit_MOVBE): New.
4947 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
4949 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
4950 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
4951 (ix86_handle_option): Handle OPT_mmovbe.
4952 (ix86_target_string): Add -mmovbe.
4953 (pta_flags): Add PTA_MOVBE.
4954 (processor_alias_table): Add PTA_MOVBE to "atom".
4955 (override_options): Handle PTA_MOVBE.
4957 * config/i386/i386.h (TARGET_MOVBE): New.
4959 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
4960 (*bswapsi_movbe): New.
4961 (*bswapdi_movbe): Likewise.
4962 (bswapdi2): Renamed to ...
4964 (bswapdi2): New expander.
4966 * config/i386/i386.opt (mmovbe): New.
4968 * doc/invoke.texi: Document -mmovbe.
4970 2009-05-21 Taras Glek <tglek@mozilla.com>
4972 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
4973 * gcc-plugin.h (plugin_init): Updated signature.
4974 * gcc-plugin.h (plugin_name_args): Moved to this header.
4975 * doc/plugins.texi (plugin_init): Updated documention to reflect
4977 * doc/plugins.texi (plugin_name_args): Added to documention.
4979 2009-05-21 Mark Mitchell <mark@codesourcery.com>
4981 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
4982 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
4984 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
4986 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
4987 JUMP_TABLE_DATA_P predicates where applicable.
4988 * config/i386/predicates.md: Ditto.
4989 * config/i386/sse.md: Ditto.
4991 2009-05-21 Jakub Jelinek <jakub@redhat.com>
4993 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
4994 operand2 -128 override length_immediate attribute to 1.
4995 * config/i386/predicates.md (constm128_operand): New predicate.
4997 * config/i386/i386.c (memory_address_length): Handle %r12
4998 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5000 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5001 mode look through optional ZERO_EXTEND and SUBREG.
5002 * config/i386/i386.md (R12_REG): New define_constant.
5003 (prefix_data16): For sse unit set also for MODE_TI insns.
5004 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5005 insns set if operand 1 is ext_QIreg_operand.
5006 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5007 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5009 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5010 mode from MODE_DI to MODE_SI.
5011 (movdi_1_rex64): Override modrm and length_immediate attributes
5012 only for movabs (TYPE_IMOV, alternative 2).
5013 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5014 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5015 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5016 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5017 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5018 prefix_rex attribute if DImode.
5019 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5020 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5021 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5022 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5023 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5024 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5025 Likewise. For TYPE_IMOV clear length_immediate attribute.
5026 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5027 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5028 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5029 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5030 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5031 or one operand TYPE_ISHIFT.
5032 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5033 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5034 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5035 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5036 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5037 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5038 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5039 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5040 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5041 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5042 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5043 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5044 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5045 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5046 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5047 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5048 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5049 set mode attribute, don't override length attribute.
5050 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5052 (return_internal_long): Set length attribute to 2 instead of 1.
5053 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5054 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5055 prefix_rex attribute.
5056 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5058 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5060 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5062 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5064 2009-05-20 Ian Lance Taylor <iant@google.com>
5066 * tree.c (build_tree_list_vec_stat): New function.
5067 (ctor_to_vec): New function.
5068 (build_nt_call_vec): New function.
5069 (build_call_array): Change args to be a const pointer.
5070 (build_call_vec): New function.
5071 * tree.h (build_nt_call_vec): Declare.
5072 (build_tree_list_vec_stat): Declare.
5073 (build_tree_list_vec): Define.
5074 (build_call_array): Update declaration.
5075 (build_call_vec): Declare.
5076 (ctor_to_vec): Declare.
5077 * c-common.c (tree_vector_cache): New static variable.
5078 (make_tree_vector): New function.
5079 (release_tree_vector): New function.
5080 (make_tree_vector_single): New function.
5081 (make_tree_vector_copy): New function.
5082 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5083 (make_tree_vector_single, make_tree_vector_copy): Declare.
5084 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5085 (c_parser_expr_list): Don't manage cache here, instead call
5087 (c_parser_release_expr_list): Remove static function.
5088 (c_parser_vec_to_tree_list): Remove static function.
5089 (c_parser_attributes): Call build_tree_list_vec instead of
5090 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5091 c_parser_release_expr_list.
5092 (c_parser_postfix_expression_after_primary): Likewise.
5093 (c_parser_objc_keywordexpr): Likewise.
5095 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5097 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5098 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5099 TARGET_CONVERT_TO_TYPE.
5100 * hooks.c (hook_tree_const_tree_null): Define.
5101 * hooks.h (hook_tree_const_tree_null): Declare.
5102 * target.h (struct gcc_target): Add invalid_parameter_type,
5103 invalid_return_type, promoted_type, and convert_to_type fields.
5104 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5105 (TARGET_INVALID_RETURN_TYPE): Define.
5106 (TARGET_PROMOTED_TYPE): Define.
5107 (TARGET_CONVERT_TO_TYPE): Define.
5108 (TARGET_INITIALIZER): Update for new fields.
5109 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5110 (grokparms): Check targetm.invalid_parameter_type.
5111 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5112 * c-convert.c (convert): Check targetm.convert_to_type.
5114 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5116 * config/mips/mips.md (*extenddi_truncate<mode>,
5117 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5119 (*extendhi_truncateqi): New define_insn_and_sptit.
5121 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5124 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5125 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5127 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5129 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5130 the operand of VIEW_CONVERT_EXPR.
5132 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5134 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5135 extended family and model for Intel processors. Support Intel Atom.
5137 2009-05-20 Olivier Hainque <hainque@adacore.com>
5139 * gstab.h (stab_code_type): Define, to be used instead of the
5140 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5142 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5143 occurrences by stab_code_type.
5144 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5146 2009-05-20 Martin Jambor <mjambor@suse.cz>
5148 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5149 (sra_insert_before): Likewise.
5150 (sra_insert_after): Likewise.
5151 (sra_init_cache): Likewise.
5152 (sra_type_can_be_decomposed_p): Likewise.
5153 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5154 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5155 (sra_insert_before): Likewise.
5156 (sra_insert_after): Likewise.
5157 (sra_init_cache): Likewise.
5158 (insert_edge_copies_seq): Made static and moved upwards.
5160 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5163 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5165 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5166 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5169 2009-05-20 Richard Guenther <rguenther@suse.de>
5171 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5172 with mismatched comparison modes.
5174 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5176 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5177 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5178 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5179 with shifts for Thumb2.
5180 (orsi_notsi): New for orn.
5181 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5182 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5183 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5184 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5185 Don't invert remainder for IOR.
5187 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5189 PR tree-optimization/40087
5190 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5191 number_of_iterations_ne): Rename never_infinite argument.
5192 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5193 number_of_iterations_le): Handle pointer-type ivs when
5194 exit_must_be_taken is false.
5195 (number_of_iterations_cond): Do not always assume that
5196 exit_must_be_taken if the control variable is a pointer.
5198 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5200 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5201 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5203 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5205 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5206 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5208 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5211 * c.opt (Wlogical-op): Disabled by default.
5212 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5214 * doc/invoke.texi (Wlogical-op): Likewise.
5216 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5218 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5220 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5221 Propagate the type of the first operand.
5222 <ASSERT_EXPR>: Simplify.
5223 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5224 Rewrite using the RHS code as discriminant.
5225 <NOP_EXPR>: Turn into CASE_CONVERT.
5226 <PLUS_EXPR>: Propagate the type of the first operand.
5228 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5230 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5231 (ia64_dconst_0_375): New.
5232 * config/ia64/ia64.c (ia64_override_options): Remove
5233 -minline-sqrt-min-latency warning.
5234 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5235 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5236 * config/ia64/ia64.md (*sqrt_approx): Remove.
5237 (sqrtsf2): Remove #if 0.
5238 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5239 (sqrtdf): Remove assert.
5240 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5241 (sqrtxf2): Remove #if 0.
5242 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5243 * div.md (sqrt_approx_rf): New.
5244 (sqrtsf2_internal_thr): New implementation.
5245 (sqrtsf2_internal_lat): New.
5246 (sqrtdf2_internal_thr: New implementation.
5247 (sqrtxf2_internal): New implementation.
5249 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5250 Hans-Peter Nilsson <hp@axis.com>
5252 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5253 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5254 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5255 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5256 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5257 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5258 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5259 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5260 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5261 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5262 * c-common.c: ...from here.
5264 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5266 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5268 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5270 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5272 2009-05-19 Ben Elliston <bje@au.ibm.com>
5274 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5275 assignments with memcpy calls.
5276 (add_fdes): Likewise.
5277 (binary_search_unencoded_fdes): Likewise.
5278 (linear_search_fdes): Eliminate type puns.
5280 2009-05-19 Richard Guenther <rguenther@suse.de>
5282 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5283 not falsely claim to have propagated into all uses.
5285 2009-05-19 Ben Elliston <bje@au.ibm.com>
5287 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5290 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5292 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5293 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5294 (TARGET_LEGITIMATE_ADDRESS_P): New.
5295 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5296 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5298 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5301 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5302 child of the containing namespace's DIE.
5304 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5306 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5307 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5308 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5311 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5314 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5315 gen_align with gen_pad.
5316 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5317 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5319 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5320 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5322 * config/i386/i386.md (align): Renamed to ...
5323 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5324 ASM_OUTPUT_MAX_SKIP_PAD.
5326 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5328 * config.gcc: Fix variable syntax.
5331 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5332 before calling exact_log2.
5333 (output_iorsi3): Likewise.
5334 (output_xorsi3): Likewise.
5336 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5338 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5339 for the none zero constant operand except for EQ and NE
5340 comprisons even when the first operand is R0.
5342 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5344 * config/s390/2064.md: Remove trailing whitespaces.
5345 * config/s390/2084.md: Likewise.
5346 * config/s390/constraints.md: Likewise.
5347 * config/s390/fixdfdi.h: Likewise.
5348 * config/s390/libgcc-glibc.ver: Likewise.
5349 * config/s390/s390-modes.def: Likewise.
5350 * config/s390/s390-protos.h: Likewise.
5351 * config/s390/s390.c: Likewise.
5352 * config/s390/s390.h: Likewise.
5353 * config/s390/s390.md: Likewise.
5354 * config/s390/tpf-unwind.h: Likewise.
5356 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5358 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5360 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5363 * configure.ac (m68k-*-*): Check if binutils support TLS.
5364 * configure: Regenerate.
5365 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5366 * config/m68k/constraints.md (Cu): New constraint.
5367 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5368 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5369 (movsi): Handle TLS symbols.
5370 (addsi3_5200): Handle XTLS symbols, indent.
5371 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5372 (m68k_tls_reference_p): Declare.
5373 (m68k_legitimize_address): Declare.
5374 (m68k_unwrap_symbol): Declare.
5375 * config/m68k/m68k.opt (mxtls): New option.
5376 * config/m68k/m68k.c (ggc.h): Include.
5377 (m68k_output_dwarf_dtprel): Implement hook.
5378 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5379 (m68k_expand_prologue): Load GOT pointer when function needs it.
5380 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5381 (m68k_legitimate_constant_address_p): Same.
5382 (m68k_decompose_address): Handle TLS references.
5383 (m68k_get_gp): New static function.
5384 (enum m68k_reloc): New contants.
5385 (TLS_RELOC_P): New macro.
5386 (m68k_wrap_symbol): New static function.
5387 (m68k_unwrap_symbol): New function.
5388 (m68k_final_prescan_insn_1): New static function.
5389 (m68k_final_prescan_insn): New function.
5390 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5392 (legitimize_pic_address): Handle TLS references..
5393 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5394 (m68k_libcall_value_in_a0_p)
5395 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5396 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5397 (m68k_legitimize_tls_address): Handle TLS references.
5398 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5400 (m68k_legitimize_address): Handle TLS symbols.
5401 (m68k_get_reloc_decoration): New static function.
5402 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5404 (m68k_output_dwarf_dtprel): Implement hook.
5405 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5406 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5407 m68k_call_* routines.
5408 (sched_attr_op_type): Handle TLS symbols.
5409 (gt-m68k.h): Include.
5410 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5411 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5413 2009-05-18 Martin Jambor <mjambor@suse.cz>
5415 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5416 (visit_store_addr_for_mod_analysis): New function.
5417 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5418 (determine_cst_member_ptr): Use gimple_assign_single_p.
5419 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5420 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5421 operands. Don't check number of operands of a NOP_EXPR.
5423 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5425 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5427 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5430 * c-common.c (warn_logical_operator): Don't warn if one of
5431 expression isn't always true or false.
5433 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5435 * config/i386/biarch32.h: New file.
5436 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5438 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5440 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5441 *zero_extend<mode>_truncqi): Merge these into ...
5442 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5443 Name the pattern following this as *zero_extendhi_truncqi.
5445 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5448 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5449 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5450 (output_info): Make field HOST_WIDEST_INT.
5451 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5452 (dump_bitmat_statistics): Same.
5454 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5456 * config.gcc (use_gcc_stdint): Set to wrap.
5457 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5458 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5459 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5460 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5461 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5462 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5463 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5464 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5466 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5468 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5470 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5471 Move definitions earlier.
5472 (OPT_ARCH64, OPT_ARCH32): Define.
5473 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5476 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5479 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5482 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5484 * arm.md (movdi2): Copy non-reg values to DImode registers.
5486 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5489 * final.c (label_to_max_skip): New function.
5490 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5491 CODE_LABEL_NUMBER <= max_labelno.
5492 * output.h (label_to_max_skip): New prototype.
5493 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5494 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5495 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5496 Handle CODE_LABELs with >= 16 byte alignment or with
5497 max_skip == (1 << align) - 1.
5498 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5499 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5502 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5503 .p2align 3 if MAX_SKIP is smaller than 7.
5504 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5506 2009-05-15 Ian Lance Taylor <iant@google.com>
5508 * alias.c (struct alias_set_entry_d): Rename from struct
5509 alias_set_entry. Change all uses.
5510 * except.c (struct call_site_record_d): Rename from struct
5511 call_site_record. Change all uses.
5512 * except.h (struct eh_region_d): Rename from struct eh_region.
5514 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5516 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
5517 ivtype_map_elt. Change all uses.
5518 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
5520 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
5521 * graphite.h (struct name_tree_d): Rename from struct name_tree.
5523 (struct sese_d): Rename from struct sese. Change all uses.
5524 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
5525 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
5526 * optabs.h (struct optab_d): Rename from struct optab. Change all
5528 (struct convert_optab_d): Rename from struct convert_optab.
5530 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
5531 ipa_opt_pass. Change all uses.
5532 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
5535 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
5536 defined as a typedef.
5537 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
5540 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5543 * fold-const.c (make_range,build_range_check,merge_ranges): Move
5545 (merge_ranges): Returns bool.
5546 * tree.h (make_range): .. to here.
5547 (build_range_check): Likewise.
5548 (merge_ranges): Likewise. Renamed from merge_ranges.
5549 * c-typeck.c (parser_build_binary_op): Update calls to
5550 warn_logical_operator.
5551 * c-common.c (warn_logical_operator): Add new warning.
5552 * c-common.h (warn_logical_operator): Update declaration.
5554 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5556 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
5558 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5560 * doc/install.texi: Document MPC requirements, flags etc.
5562 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
5563 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
5564 Evaluate constant arguments.
5565 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
5566 (fold_builtin_1): Likewise, also evaluate constant arguments.
5567 Remove superfluous break.
5568 (do_mpc_ckconv): New.
5569 * real.h: Include mpc.h.
5570 * toplev.c (print_version): Output MPC version info if available.
5572 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5574 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
5576 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
5578 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
5581 2009-05-15 Jan Hubicka <jh@suse.cz>
5583 * doc/invoke.texi (max-early-inliner-iterations): New flag.
5584 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
5585 (try_inline): Fix return value.
5586 (cgraph_decide_inlining_incrementally): Honor new value.
5587 (cgraph_early_inlining): Handle indirect inlining.
5588 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
5590 2009-05-15 Jan Hubicka <jh@suse.cz>
5592 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
5593 * cgraphunit.c (cgraph_finalize_function): Set it.
5594 (cgraph_expand_function): Use it.
5596 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5598 * real.c (encode_ieee_half): Define.
5599 (decode_ieee_half): Define.
5600 (ieee_half_format): Define.
5601 (arm_half_format): Define.
5602 * real.h (ieee_half_format): Declare.
5603 (arm_half_format): Declare.
5605 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5607 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
5608 swapped, and reversed optabs exist before trying to use them.
5610 2009-05-15 Paul Brook <paul@codesourcery.com>
5611 Sandra Loosemore <sandra@codesourcery.com>
5613 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
5614 loads. Allow PRE_DEC.
5615 (output_move_neon): Handle PRE_DEC.
5616 (arm_print_operand): Add 'A' for neon structure loads.
5617 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
5618 * config/arm/neon.md (neon_mov): Update comment.
5619 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
5621 (Um): New constraint.
5623 2009-05-15 Jan Hubicka <jh@suse.cz>
5625 Revert the following patch until testsuite fallout is fixed:
5626 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5627 * cgraph.h (struct inline_summary): New filed self_wize,
5628 size_inlining_benefit, self_time and time_inlining_benefit.
5629 (struct cgraph_global_info): Replace insns by time ans size fields.
5630 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5631 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5632 (ipcp_update_callgraph): Do not touch function bodies.
5633 * ipa-inline.c: Include except.h
5634 (MAX_TIME): New constant.
5635 (overall_insns): Remove
5636 (overall_size, max_benefit): New static variables.
5637 (cgraph_estimate_time_after_inlining): New function.
5638 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5639 (cgraph_clone_inlined_nodes): Update size.
5640 (cgraph_mark_inline_edge): Update size.
5641 (cgraph_estimate_growth): Use size info.
5642 (cgraph_check_inline_limits): Check size.
5643 (cgraph_default_inline_p): Likewise.
5644 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5645 (cgraph_decide_recursive_inlining): Check size.
5646 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5648 (cgraph_decide_inlining): Likewise.
5649 (cgraph_decide_inlining_incrementally): Likewise; honor
5650 PARAM_EARLY_INLINING_INSNS.
5651 (likely_eliminated_by_inlining_p): New predicate.
5652 (estimate_function_body_sizes): New function.
5653 (compute_inline_parameters): Use it.
5654 * except.c (must_not_throw_labels): New function.
5655 * except.h (must_not_throw_labels): Declare.
5656 * tree-inline.c (init_inline_once): Kill inlining_weigths
5657 * tree-ssa-structalias.c: Avoid uninitialized warning.
5658 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5659 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5660 (PARAM_INLINE_CALL_COST): Remove.
5661 (PARAM_EARLY_INLINING_INSNS): New.
5663 2009-05-15 Richard Guenther <rguenther@suse.de>
5665 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
5666 not TODO_update_ssa.
5668 2009-05-15 Richard Guenther <rguenther@suse.de>
5670 PR tree-optimization/39999
5671 * gimple.h (gimple_expr_type): Use the expression type looking
5672 through useless conversions.
5673 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
5674 (vn_nary_op_insert_stmt): Likewise.
5675 (simplify_binary_expression): Likewise.
5677 2009-05-15 Richard Guenther <rguenther@suse.de>
5679 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5680 New options, enabled by default.
5681 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5683 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5684 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5685 * tree-ssa-structalias.c (gate_tree_pta): New function.
5686 (pass_build_alias): Use it.
5688 2009-05-15 Joseph Myers <joseph@codesourcery.com>
5690 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
5691 recurse on an invariant address if a conversion from a pointer
5692 type to a wider integer type is involved.
5694 2009-05-15 Jan Hubicka <jh@suse.cz>
5696 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5697 * cgraph.h (struct inline_summary): New filed self_wize,
5698 size_inlining_benefit, self_time and time_inlining_benefit.
5699 (struct cgraph_global_info): Replace insns by time ans size fields.
5700 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5701 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5702 (ipcp_update_callgraph): Do not touch function bodies.
5703 * ipa-inline.c: Include except.h
5704 (MAX_TIME): New constant.
5705 (overall_insns): Remove
5706 (overall_size, max_benefit): New static variables.
5707 (cgraph_estimate_time_after_inlining): New function.
5708 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5709 (cgraph_clone_inlined_nodes): Update size.
5710 (cgraph_mark_inline_edge): Update size.
5711 (cgraph_estimate_growth): Use size info.
5712 (cgraph_check_inline_limits): Check size.
5713 (cgraph_default_inline_p): Likewise.
5714 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5715 (cgraph_decide_recursive_inlining): Check size.
5716 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5718 (cgraph_decide_inlining): Likewise.
5719 (cgraph_decide_inlining_incrementally): Likewise; honor
5720 PARAM_EARLY_INLINING_INSNS.
5721 (likely_eliminated_by_inlining_p): New predicate.
5722 (estimate_function_body_sizes): New function.
5723 (compute_inline_parameters): Use it.
5724 * except.c (must_not_throw_labels): New function.
5725 * except.h (must_not_throw_labels): Declare.
5726 * tree-inline.c (init_inline_once): Kill inlining_weigths
5727 * tree-ssa-structalias.c: Avoid uninitialized warning.
5728 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5729 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5730 (PARAM_INLINE_CALL_COST): Remove.
5731 (PARAM_EARLY_INLINING_INSNS): New.
5732 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
5733 (inline-call-cost): Remove.
5734 (early-inlining-insns): New.
5736 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
5738 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
5740 (print_int_cst_bounds_in_octal_p): Likewise.
5741 (dbxout_type): Adjust calls to above functions. Be prepared to deal
5743 * dwarf2out.c (base_type_die): Likewise.
5744 (is_subrange_type): Delete.
5745 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
5746 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
5747 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
5748 if the destination type is boolean.
5749 (build_range_check): Do not special-case subtypes.
5750 (fold_sign_changed_comparison): Likewise.
5751 (fold_unary): Likewise.
5752 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
5753 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
5754 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
5755 * tree.c (subrange_type_for_debug_p): New predicate based on the
5756 former is_subrange_type.
5757 * tree.h (subrange_type_for_debug_p): Declare.
5758 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
5759 (convert_affine_scev): Remove call to above function.
5760 (chrec_convert_aggressive): Likewise.
5761 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
5762 false for conversions involving subtypes.
5763 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
5764 (vrp_val_min): Likewise.
5765 (needs_overflow_infinity): Likewise.
5766 (extract_range_from_unary_expr): Likewise.
5768 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
5770 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5771 * config/frv/frv.c: Likewise.
5772 * config/s390/s390.c: Likewise.
5773 * config/sparc/sparc.h: Likewise.
5774 * config/i386/i386.h: Likewise.
5775 * config/i386/i386.c: Likewise.
5776 * config/crx/crx.c: Likewise.
5777 * config/m68hc11/m68hc11.h: Likewise.
5778 * config/iq2000/iq2000.c: Likewise.
5779 * config/mn10300/mn10300.h: Likewise.
5780 * config/mn10300/mn10300.c: Likewise.
5781 * config/m68k/m68k.c: Likewise.
5782 * config/rs6000/rs6000.c: Likewise.
5783 * config/rs6000/xcoff.h: Likewise.
5784 * config/rs6000/linux64.h: Likewise.
5785 * config/rs6000/sysv4.h: Likewise.
5786 * config/score/score3.c: Likewise.
5787 * config/score/score7.c: Likewise.
5788 * config/score/score.c: Likewise.
5789 * config/arm/arm.md: Likewise.
5790 * config/mips/mips.c: Likewise.
5791 * config/mips/mips.md: Likewise.
5792 * config/bfin/bfin.h: Likewise.
5793 * config/pa/pa.c: Likewise.
5794 * config/pa/constraints.md: Likewise.
5796 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
5797 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
5798 * config/pdp11/pdp11.h: Use memory_address_p instead.
5800 2009-05-14 Ian Lance Taylor <iant@google.com>
5802 * passes.c (finish_optimization_passes): Change i to int.
5803 * plugin.c (plugins_active_p): Change event to int.
5804 (dump_active_plugins): Likewise.
5805 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
5807 * tree.c (tree_range_check_failed): Change c to unsigned int.
5808 (omp_clause_range_check_failed): Likewise.
5809 (build_common_builtin_nodes): Change mode to int. Add cast.
5810 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
5811 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
5813 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
5814 ++ or -- with a variable of enum type.
5816 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5819 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
5821 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5823 * store-motion.c: Do not include params.h
5824 * Makefile.in: Fix dependencies for various files.
5826 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5828 * auto-inc-dec.c: Fix pass description, remove apparent
5829 accidental duplication.
5831 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
5834 * ipa-utils.h (memory_identifier_string): Moved to ...
5835 * tree.h (memory_identifier_string): Here. Add GTY(()).
5837 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5839 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
5840 in the former documentation of...
5841 (GO_IF_LEGITIMATE_ADDRESS): ... this.
5842 * ira-conflicts.c (get_dup_num): Use address_operand.
5843 * targhooks.c (default_legitimate_address_p): New.
5844 * targhooks.h (default_legitimate_address_p): New.
5845 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
5847 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
5848 * target.h (struct target): Add legitimate_address_p.
5849 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
5850 (TARGET_INITIALIZER): Include it.
5852 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5853 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
5854 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
5855 (TARGET_LEGITIMATE_ADDRESS_P): New.
5857 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5858 (REG_OK_STRICT_P): Delete.
5859 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
5860 (frv_legitimate_address_p_1): ... this.
5861 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
5862 (frv_legitimate_address_p_1): ... the renamed old
5863 frv_legitimate_address_p.
5864 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
5865 (TARGET_LEGITIMATE_ADDRESS_P): New.
5867 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5868 * config/s390/s390-protos.h (legitimate_address_p): Remove.
5869 * config/s390/s390.c (legitimate_address_p): Rename to...
5870 (s390_legitimate_address_p): ... this, make static.
5871 (legitimize_address): Adjust call.
5872 (TARGET_LEGITIMATE_ADDRESS_P): New.
5873 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
5875 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5876 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
5877 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
5878 (TARGET_LEGITIMATE_ADDRESS_P): New.
5880 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5881 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
5882 * config/spu/spu.c (spu_legitimate_address): Rename to...
5883 (spu_legitimate_address_p): ... this, make static.
5884 (TARGET_LEGITIMATE_ADDRESS_P): New.
5886 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5887 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
5888 * config/sparc/sparc.c (legitimate_address_p): Rename to...
5889 (sparc_legitimate_address_p): ... this, make static and return bool.
5890 (legitimize_address): Adjust call.
5891 (TARGET_LEGITIMATE_ADDRESS_P): New.
5893 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5894 * config/i386/i386-protos.h (legitimate_address_p): Remove.
5895 * config/i386/i386.c (legitimate_address_p): Rename to...
5896 (ix86_legitimate_address_p): ... this, make static.
5897 (constant_address_p): Move after it, adjust call.
5898 (TARGET_LEGITIMATE_ADDRESS_P): New.
5900 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5901 * config/avr/avr-protos.h (legitimate_address_p): Remove.
5902 * config/avr/avr.c (legitimate_address_p): Rename to...
5903 (avr_legitimate_address_p): ... this, make static.
5904 (legitimize_address): Adjust call.
5905 (TARGET_LEGITIMATE_ADDRESS_P): New.
5907 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5908 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
5909 * config/crx/crx.c (crx_legitimate_address_p): Make static.
5910 (TARGET_LEGITIMATE_ADDRESS_P): New.
5912 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5913 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
5914 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
5915 (TARGET_LEGITIMATE_ADDRESS_P): New.
5917 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5918 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
5920 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5922 (TARGET_LEGITIMATE_ADDRESS_P): New.
5924 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5925 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
5927 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
5929 (m68hc11_legitimate_address_p): ... this, make static.
5930 (go_if_legitimate_address_internal): Rename to...
5931 (m68hc11_legitimate_address_p_1): ... this.
5932 (legitimize_address): Adjust call.
5933 (TARGET_LEGITIMATE_ADDRESS_P): New.
5935 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5936 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
5937 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
5938 (TARGET_LEGITIMATE_ADDRESS_P): New.
5940 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5941 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
5942 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
5943 (mn10300_legitimate_address_p): ... this, make static.
5944 (TARGET_LEGITIMATE_ADDRESS_P): New.
5946 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5947 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
5948 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
5949 (TARGET_LEGITIMATE_ADDRESS_P): New.
5951 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5952 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
5953 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
5954 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5955 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
5956 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
5957 (rs6000_legitimate_address_p): ... this, make static.
5958 (TARGET_LEGITIMATE_ADDRESS_P): New.
5959 (REG_MODE_OK_FOR_BASE_P): Delete.
5960 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
5962 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5963 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
5965 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
5966 static, adjust types.
5967 (TARGET_LEGITIMATE_ADDRESS_P): New.
5969 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5970 * config/score/score.c (score_address_p): Rename to...
5971 (score_legitimate_address_p): ... this.
5972 (TARGET_LEGITIMATE_ADDRESS_P): New.
5973 * config/score/score3.c (score3_address_p): Rename to...
5974 (score3_legitimate_address_p): ... this.
5975 * config/score/score7.c (score7_address_p): Rename to...
5976 (score7_legitimate_address_p): ... this.
5978 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
5979 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
5980 GO_IF_LEGITIMATE_ADDRESS): Delete.
5981 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
5982 thumb2_legitimate_address_p): Delete.
5983 (arm_legitimate_address_p): Rename to...
5984 (arm_legitimate_address_outer_p): ... this.
5985 * config/arm/constraints.md ("Uq"): Adjust call.
5986 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
5987 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
5989 (arm_legitimate_address_outer_p): ... this.
5990 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
5992 (TARGET_LEGITIMATE_ADDRESS_P): New.
5994 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5995 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
5996 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
5997 (TARGET_LEGITIMATE_ADDRESS_P): New.
5999 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6000 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6001 * config/vax/vax.c (legitimate_address_p): Rename to...
6002 (vax_legitimate_address_p): ... this, make static.
6003 (TARGET_LEGITIMATE_ADDRESS_P): New.
6005 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6006 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6007 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6008 (TARGET_LEGITIMATE_ADDRESS_P): New.
6010 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6011 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6012 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6013 (mmix_legitimate_address_p): ... this, make static.
6014 (TARGET_LEGITIMATE_ADDRESS_P): New.
6016 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6017 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6018 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6019 (TARGET_LEGITIMATE_ADDRESS_P): New.
6021 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6023 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6024 of MODE_COMPLEX_INT.
6026 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6028 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6029 LCT_NORMAL in function call.
6030 * mips-tdump.c (print_file_desc): Add cast to enum type.
6031 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6032 (mark_stabs): Add casts to enum types.
6033 (parse_stabs_common): Add casts to enum types.
6035 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6037 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6038 Check for invalid values of LETTER.
6040 2009-05-13 Taras Glek <tglek@mozilla.com>
6042 * attribs.c (register_attribute): moved out attribute registration
6043 into register_attribute.
6044 * doc/plugins.texi: Documented register_attribute and
6046 * gcc-plugin.h: Added forward decl for register_attribute.
6047 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6048 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6049 PLUGIN_ATTRIBUTES boilerplate.
6051 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6053 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6054 values even in sentinel and empty entries.
6055 (ms_printf_flag_specs): Likewise.
6056 (ms_scanf_flag_specs): Likewise.
6057 (ms_strftime_flag_specs): Likewise.
6058 (ms_print_char_table): Likewise.
6059 (ms_scan_char_table): Likewise.
6060 (ms_time_char_table): Likewise.
6062 2009-05-13 Doug Kwan <dougkwan@google.com>
6064 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6066 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6068 * config/mips/mips.md (store): Add attributes for QI and HI.
6070 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6071 (truncdi<mode>2): ... this new pattern.
6073 2009-05-13 Brad Hards <bradh@kde.org>
6075 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6077 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6078 Ben Elliston <bje@au.ibm.com>
6081 * dse.c (check_mem_read_rtx): Guard against width == -1.
6083 2009-05-13 Michael Matz <matz@suse.de>
6086 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6087 (trivially_conflicts_p): New function.
6088 (insert_backedge_copies): Use it.
6090 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6092 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6093 (handle_stdc_pragma): Use new enum constant names.
6094 (handle_pragma_float_const_decimal64): Ditto.
6096 2009-05-13 Ian Lance Taylor <iant@google.com>
6098 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6101 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6103 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6104 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6106 * config/m68k/m68k.h (FL_UCLINUX): Define.
6108 2009-05-13 Jan Hubicka <jh@suse.cz>
6110 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6112 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6114 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6115 unless -fschedule-insns is specified.
6117 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6120 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6121 TARGET_EXPAND_CBRANCHDI4.
6122 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6123 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6124 (cmpeqdi): Fix comment.
6126 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6128 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6129 (sh_legitimate_address_p): Likewise.
6130 * config/sh/sh.c (sh_legitimate_index_p): New.
6131 (sh_legitimate_address_p): Likewise.
6132 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6133 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6134 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6135 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6136 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6137 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6138 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6139 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6140 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6142 2009-05-12 Jan Hubicka <jh@suse.cz>
6144 * tree-inline.c (estimate_operator_cost): Add operands;
6145 when division happens by constant, it is cheap.
6146 (estimate_num_insns): Loads and stores are not having cost of 0;
6147 EH magic stuff is cheap; when computing runtime cost of switch,
6148 use log2 base of amount of its cases; builtin_expect has cost of 0;
6149 compute cost for moving return value of call.
6150 (init_inline_once): Initialize time_based flags.
6151 * tree-inline.h (eni_weights_d): Add time_based flag.
6153 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6155 * df-core.c: Update head documentation.
6157 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6160 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6161 shadowing exisiting variable op1.
6163 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6166 * config/i386/driver-i386.c (processor_signatures): New enum.
6167 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6168 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6169 processor signature to detect geode processor.
6171 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6175 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6177 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6178 causes spurious differences between trunk and cond-optab branch.
6180 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6182 * dojump.c (compare_from_rtx): Delete.
6183 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6184 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6185 if the comparison does not satisfy the predicate; test predicates for
6186 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6187 further if one existing pattern fails.
6188 * expr.h (compare_from_rtx): Delete.
6189 (prepare_operand): Declare it.
6190 * optabs.c: Change "lib call" to "libcall" throughout.
6191 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6192 HAVE_conditional_trap, emit_cmp_insn): Delete.
6193 (can_compare_p): Delete cmp_optab case.
6194 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6195 Accept other parameters by value.
6196 (prepare_operand): Make non-static.
6197 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6198 other parameters by value. Try to widen operands here based on
6199 an optab_methods argument and looking at cbranch_optab.
6200 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6201 loop. Use cbranch_optab directly.
6202 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6203 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6205 (emit_conditional_move, emit_conditional_add): Inline what's needed
6206 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6207 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6208 with COMPARE. Move cmov_optab and cstore_optab above
6209 with cbranch_optab, move cmp_optab down with ucmp_optab,
6210 remove tst_otpab. Do not initialize trap_rtx.
6211 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6212 for trap code. Do not check HAVE_conditional_trap. Use
6213 prepare_cmp_insn. Accept no predicate for operand 3.
6214 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6215 (OTI_ctrap, ctrap_optab): New.
6216 (tst_optab): Delete.
6217 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6218 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6219 with lookup of ctrap_optab.
6220 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6224 * combine.c (combine_simplify_rtx, simplify_set): Do not
6225 special case comparing against zero for cc0 machines.
6226 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6227 COMPARE on cc0 machines.
6228 (simplify_relational_operation): Return a new expression when
6229 a COMPARE could be removed.
6230 * final.c (final_scan_insn): Compare cc_status values
6231 against LHS of a (compare FOO (const_int 0)) cc0 source.
6232 Also check if cc_status.value is the full compare.
6234 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6235 (cstoreMM4): Document.
6236 (conditional_trap): Document ctrapMM4 instead.
6237 (sync_compare_and_swapMM): Refer to cbranchcc4.
6238 (Dependent Patterns): Eliminate obsolete information referring to
6239 the old jump optimization phase.
6240 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6241 of compares with 0 on cc0 machines.
6242 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6243 avoiding references to cc0. Remove text about storing operands
6245 * doc/tm.texi (Condition Codes): Include blurb on different
6246 condition code representations, separate into subsections for
6247 CC0, MODE_CC and conditional execution.
6249 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6250 alpha_emit_setcc): Accept operands and a machine mode.
6251 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6252 Get code/op0/op1 from operands, use machine mode argument
6253 instead of alpha_compare.fp_p. Emit the branch here.
6254 (alpha_emit_setcc): Likewise, and return boolean.
6255 (alpha_emit_conditional_move): Likewise. Assert that
6256 cmp_op_mode == cmp_mode, and simplify accordingly.
6257 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6258 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6259 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6261 (stack probe test): Use cbranchdi4.
6262 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6264 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6265 * config/arc/arc.h (movsicc, movsfcc): Use it.
6266 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6267 (cbranchsi4, cstoresi4): New.
6268 (cmpsi, bCC and sCC expanders): Remove.
6270 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6271 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6272 * config/arm/predicates.md (arm_comparison_operator): Only include
6273 floating-point operators if there is a hardware floating-point unit.
6274 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6275 deferring to cbranch_cc and cstore_cc respectively.
6276 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6277 cbranch_cc, cstore_cc): New.
6278 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6280 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6282 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6283 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6285 (adjust_insn_length): Adjust calls.
6286 (avr_reorg): Handle (compare (foo) (const_int 0)).
6287 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6288 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6289 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6290 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6292 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6293 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6295 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6296 (cbranchsi4, cstorebi4, cstoresi4): New.
6297 (movbisi): This insn is duplicate, split it to zero_extend.
6298 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6299 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6300 (bfin_optimize_loop): Use cbranch expander.
6301 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6302 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6303 (bfin_bimode_comparison_operator): ... this.
6304 (bfin_direct_comparison_operator): New.
6306 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6307 inside (compare FOO (const_int 0)).
6308 (cris_rtx_costs): Handle ZERO_EXTRACT.
6309 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6310 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6311 (*tstdi_v32): Delete.
6312 (*cmpdi_non_v32): Add M alternative for operand 1.
6313 (cmpsi, cmp<mode>): Make private.
6314 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6316 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6318 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6319 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6320 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6321 (cc_reg_operand): New.
6323 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6324 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6325 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6326 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6327 crx_expand_scond): Delete.
6329 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6331 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6332 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6334 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6335 cstoresi4, cstoresf4, cstoredf4): New.
6336 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6337 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6338 Receive the entire operands array.
6339 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6340 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6341 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6342 Get test/op0/op1 from the operands array.
6343 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6345 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6346 (h8300_expand_store): New.
6347 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6349 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6350 (h8300_expand_store): New.
6351 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6352 or do not try to produce (set (cc0) REG).
6353 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6354 change a compare into a move to a scratch register. Disable some
6355 peepholes when comparing with zero.
6356 (tstsi, tsthi, tstsi, cmpqi): Make private.
6359 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6362 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6363 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6364 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6365 (ix86_emit_i387_log1p): Use cbranchxf2.
6366 (ix86_expand_setcc): Return void.
6367 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6368 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6369 cmp<MODEF>, cmpcc): Remove.
6370 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6371 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6372 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6373 (sCC and bCC expanders): Remove.
6374 (stack_protect_test): Use cbranchcc4.
6376 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6378 (ia64_expand_compare): Accept three rtx by reference and return void.
6379 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6380 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6381 from *expr. Update *expr with the BImode comparison to do.
6382 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6383 cmptf, bCC, sCC, conditional_trap): Delete.
6384 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6385 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6386 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6387 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6388 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6390 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6391 type of last argument.
6392 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6393 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6394 use machine mode argument instead of branch_type. Remove dead
6395 code for floating-point comparisons.
6396 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6397 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6399 (cbranchsi4, cstoresi4): New.
6400 * config/iq2000/predicates.md (reg_or_const_operand): New.
6402 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6403 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6404 (b<code>_op): Rewrite to...
6405 (bcc_op): ... this, using match_operator.
6406 (s<code>_op): Rewrite to...
6407 (scc_op): ... this, using match_operator.
6408 (s<code>_24_op): Rewrite to...
6409 (scc_op_24): ... this, using match_operator.
6410 (s<code>_<mode>): Rewrite to...
6411 (cstore<mode>4): ... this, using match_operator.
6412 (s<code>_<mode>_24): Rewrite to...
6413 (cstore<mode>4_24): ... this, using match_operator.
6414 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6415 m32c_unpend_compare, m32c_expand_scc): Delete.
6416 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6417 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6418 (m32c_expand_movcc): Change NE to EQ if necessary.
6419 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6421 * config/m32r/m32r-protos.h (gen_cond_store): New.
6422 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6423 (gen_cond_store): New, from sCC patterns.
6424 (m32r_expand_block_move): Use cbranchsi4.
6425 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6426 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6427 (cbranchsi4, cstoresi4): New.
6429 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6431 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6432 (m68hc11_notice_update_cc): Look into a compare with 0.
6433 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6435 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6436 cmphi, cmpqi, bCC): Delete.
6437 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6438 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6439 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6442 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6443 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6444 * config/m68k/constraints.md (H): New.
6445 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6446 the define_insn below.
6447 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6448 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6449 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6450 patterns): Wrap RHS with COMPARE.
6451 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6452 (*cmpdi_internal): Name this pattern.
6453 (cmpdi): Change to define_insn.
6454 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6455 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6456 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6458 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6459 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6460 (conditional_trap): Change to...
6461 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6462 (*conditional_trap): Use the ordered_comparison_operator and
6463 const1_operand predicates.
6464 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6465 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6466 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6467 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6469 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6470 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6471 (mcore_gen_compare): New.
6472 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6473 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6474 (mcore_gen_compare): ... this.
6475 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6476 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6477 (stack probe pattern): Use cbranchsi4.
6479 * config/mips/predicates.md (mips_cstore_operator): New.
6480 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6481 * config/mips/mips.md (any_cond): Delete.
6482 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6484 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6485 fixuns_truncsfdi2): Use cbranch patterns.
6486 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6487 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6488 Adjust call to mips_expand_conditional_branch.
6489 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6491 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6492 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6493 * config/mips/mips.c (cmp_operands): Delete.
6494 (mips_emit_compare): Get comparison operands from *op0/*op1.
6495 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6496 that it succeeds. Use op0/op1 instead of cmp_operands.
6497 (mips_expand_conditional_branch, mips_expand_conditional_move,
6498 mips_expand_conditional_trap): Likewise.
6499 (mips_block_move_loop): Use cbranch patterns.
6500 * config/mips/mips.h (cmp_operands): Delete.
6502 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6503 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6504 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6505 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6506 (*cmpcc_folded): Rename to...
6507 (*cmpdi_folded): this.
6508 (*cmpcc): Rename to...
6510 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6513 (cbranchdf4): New. Handle invalid comparisons here.
6514 * config/mmix/predicates.md (float_comparison_operator): New.
6516 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
6517 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
6518 * config/mn10300/mn10300.md (tst): Delete.
6519 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
6520 Name these patterns and wrap RHS in a compare.
6521 (*cmpsi): Make this pattern private. Include tst.
6522 (*cmpsf): Make this pattern private.
6523 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
6524 (compare with zero peepholes): Likewise.
6526 (cbranchsi4, cbranchsf4): New.
6527 (casesi): Use cbranchsi4.
6529 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
6530 hppa_branch_type): Delete.
6531 (return_addr_rtx): Use cbranchsi4.
6532 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
6533 Emit CCFPmode comparison here.
6534 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
6535 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
6536 hppa_branch_type): Delete.
6537 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
6538 (movsicc, movdicc): Remove references to hppa_compare_op0,
6539 hppa_compare_op1 and compare_from_rtx.
6540 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
6541 (casesi): Use cbranchsi4.
6543 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
6544 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
6545 * config/pdp11/pdp11.md (register_or_const0_operand): New.
6546 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
6547 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
6549 (cbranchdf4, cbranchhi4, cbranchqi4): New.
6550 (*branch, *branch_inverted): New.
6552 * config/picochip/picochip.md (cbranchhi4): Use
6553 ordered_comparison_operator.
6554 (cmphi, bCC): Remove.
6556 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
6557 (trap_comparison_operator): Delete.
6558 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
6559 rs6000_emit_cbranch): Accept mode and operands.
6560 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
6561 rs6000_compare_fp_p): Delete.
6562 (rs6000_generate_compare): Accept mode and comparison. Extract code
6563 and op0/op1 from there. Replace references to rs6000_compare_op0
6564 and rs6000_compare_op1.
6565 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
6566 extract result from passed operands.
6567 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
6568 extract loc from passed operands.
6569 (rs6000_emit_cmove): Likewise.
6570 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
6571 rs6000_compare_fp_p): Delete.
6572 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
6573 (cbranch<GPR>4, cbranch<FP>4): New.
6574 (cstore<mode>4): New. Consolidate here all choices about when to use
6575 portable or specialized sCC sequences.
6576 (stack_protect_test): Use cbranchsi4.
6577 (conditional_trap): Replace with ctrap<GPR>4.
6578 (conditional trap insn): Replace trap_comparison_operator with
6579 ordered_comparison_operator.
6581 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
6582 (s390_emit_prologue): Use ctrap.
6583 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
6584 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
6585 New predicates replacing...
6586 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
6587 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
6588 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
6589 (add<mode>cc): Do not use s390_compare_op0/op1.
6590 (s<code>): Change to...
6591 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
6593 (cstorecc4): ... this. Handle EQ or NE equally.
6594 (*sne): Un-privatize for use in cstorecc4.
6595 (b<code>): Change to...
6596 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
6597 (conditional_trap): Replace with...
6598 (ctrap<GPR>4, ctrap<FP>4): ... these.
6599 (stack_protect): Use cbranchcc4.
6601 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
6602 * config/score/score-protos.h (score_gen_cmp): Delete.
6603 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
6604 (score_block_move-loop): Use cbranchsi4.
6605 * config/score/score.md (cbranchsi4): New.
6606 (cmpsi, bCC): Delete.
6607 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
6608 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6609 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
6610 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6611 * config/score/score3.h (score3_gen_cmp): Delete.
6612 * config/score/score7.h (score7_gen_cmp): Delete.
6614 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
6615 (sh_emit_scc_to_t): ... this. Return void.
6616 (from_compare): Rename to...
6617 (sh_emit_compare_and_branch): ... this.
6618 (sh_emit_compare_and_set): New.
6619 (sh_expand_t_scc): Accept operands.
6620 * config/sh/predicates.md (sh_float_comparison_operator): New.
6621 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
6622 (prepare_scc_operands): Rename to...
6623 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
6625 (sh_emit_cheap_store_flag): New.
6626 (sh_emit_set_t_insn): New.
6627 (from_compare): Rename to...
6628 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
6629 handling of TARGET_SH2E floating point to avoid recursive call.
6630 Generate branch here.
6631 (sh_emit_compare_and_set): New.
6632 (sh_expand_t_scc): Get op0/op1 from arguments.
6633 (sh_emit_cheap_store_flag): New.
6634 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
6636 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
6637 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
6638 (movsicc, movdicc): Do nothing when it recreated operands from
6639 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
6640 prepare_scc_operands (now sh_emit_scc_to_t).
6641 (udivdi3): Use cstoresi4.
6642 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
6643 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
6644 (cbranchint4_media, cbranchfp4_media): New.
6645 (casesi): Use cbranchdi4.
6646 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
6648 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
6649 (movnegt): Remove second operand.
6650 (cbranchsf4, cbranchdf4): New.
6651 (stack_protect): Use cbranchdi4/cbranchsi4.
6653 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
6654 (gen_compare_reg): Accept comparison, extract part of it to...
6655 (gen_compare_reg_1): ... this.
6656 (gen_compare_operator): Delete.
6657 (gen_v9_scc): Accept separate destination, comparison code and arms.
6658 Do not use sparc_compare_op0/sparc_compare_op1.
6659 (emit_scc_insn, emit_conditional_branch_insn): New.
6660 (emit_v9_brxx): Make static. Remove useless assertion.
6661 (sparc_emit_float_lib_cmp): Return RTL instead of calling
6663 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
6664 * config/sparc/sparc-protos.h (gen_compare_reg,
6665 sparc_emit_float_lib_cmp): Adjust prototype.
6666 (emit_scc_insn, emit_conditional_branch_insn): New.
6667 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
6668 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
6669 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
6670 iterators to the top.
6671 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
6672 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
6673 snedi_special_trunc): Delete.
6674 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
6675 and snedi_special_trunc.
6676 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
6677 cbranchdi4, cbranch<F:mode>4): New.
6678 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
6679 here. Use gen_compare_reg instead of gen_compare_operator.
6680 (conditional_trap): Replace with...
6681 (ctrapsi4, ctrapdi4): ... this.
6682 (stack_protect_test): Use cbranchcc4.
6684 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6686 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6687 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
6688 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
6689 from operands[0] or operands[3] depending on is_set.
6690 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
6691 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
6692 cmpdf, bCC), sCC: Remove.
6693 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
6694 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
6696 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6697 spu_emit_branch_or_set.
6699 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6701 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6702 xstormy16_compare_op1): Delete.
6703 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6704 xstormy16_compare_op1): Delete.
6705 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6707 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6708 (cmphi, cmpsi, bCC): Remove.
6710 * config/v850/v850.md (tstsi, cmpsi): Fold into...
6711 (*cmpsi): ... this one.
6712 (cbranchsi4, cstoresi4): New.
6713 (bCC expanders): Delete.
6714 (sCC insns): Fold into...
6715 (*setcc): ... this one.
6716 (casesi): Do not use gen_cmpsi and gen_bgtu.
6717 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
6718 (movsicc): Simplify.
6719 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
6721 * config/vax/vax-protos.h (cond_name): New.
6722 (vax_output_conditional_branch): Remove.
6723 * config/vax/vax.c (cond_name): New.
6724 (vax_output_conditional_branch): Remove.
6725 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
6726 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
6727 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
6728 (bit<VAXint>): Wrap source with (compare).
6729 (b<code> and following unnamed pattern): Rename to *branch and
6730 *branch_reversed. Change macroization to match_operator.
6731 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
6733 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
6734 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
6735 Change last argument to machine_mode.
6736 (xtensa_expand_scc): Add machine_mode argument.
6737 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
6738 (gen_conditional_move, xtensa_expand_conditional_branch,
6739 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
6740 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
6741 Adjust operand numbers.
6742 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
6744 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
6745 (cmpsi, cmpsf, b<code>, s<code>): Delete.
6746 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
6748 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6750 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6751 causes spurious differences between trunk and cond-optab branch.
6753 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6756 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
6758 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6760 * tree.c (iterative_hash_pointer): Delete.
6761 (iterative_hash_expr): Short-circuit handling of NULL pointer.
6762 Hash UIDs and versions of SSA names. Don't special-case built-in
6763 function declarations.
6765 2009-05-11 Ian Lance Taylor <iant@google.com>
6768 * graphite.c: Force -Wc++-compat to only be a warning before
6769 #including "cloog/cloog.h".
6771 2009-05-11 Martin Jambor <mjambor@suse.cz>
6773 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
6775 2009-05-11 Jan Hubicka <jh@suse.cz>
6777 * tree-ssa-loop-ivcanon.c: Include target.h
6778 (struct loop_size): new structure.
6779 (constant_after_peeling): New predicate.
6780 (tree_estimate_loop_size): New function.
6781 (estimated_unrolled_size): Rewrite for new estimates.
6782 (try_unroll_loop_completely): Use new estimates.
6783 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
6785 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6787 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
6788 libcpp interface change.
6789 (spu_macro_to_expand): Likewise.
6791 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
6793 PR tree-optimization/40026
6794 * gimplify.c (gimplify_init_constructor): Change initial conditional
6795 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
6796 optimize_compound_literals_in_ctor.
6798 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
6800 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
6802 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
6804 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
6806 * tree-vect-data-refs.c (vect_analyze_group_access): Use
6807 HOST_WIDE_INT for gap.
6809 2009-05-11 Ira Rosen <irar@il.ibm.com>
6811 PR tree-optimization/40074
6812 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
6813 account in group size and step comparison.
6815 2009-05-11 Richard Guenther <rguenther@suse.de>
6817 * passes.c (init_optimization_passes): Strip now incorrect comment.
6818 (execute_function_todo): Do not set PROP_alias.
6819 * tree-pass.h (PROP_alias): Remove.
6820 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
6821 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
6822 * tree-nrv.c (pass_return_slot): Likewise.
6823 * tree-object-size.c (pass_object_sizes): Likewise.
6824 * tree-ssa-dom.c (pass_dominator): Likewise.
6825 (pass_phi_only_cprop): Likewise.
6826 * tree-ssa-dse.c (pass_dse): Likewise.
6827 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
6828 (pass_cselim): Likewise.
6829 * tree-ssa-pre.c (pass_pre): Likewise.
6830 (pass_fre): Likewise.
6831 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
6832 * tree-ssa-sink.c (pass_sink_code): Likewise.
6833 * tree-stdarg.c (pass_stdarg): Likewise.
6834 * tree-tailcall.c (pass_tail_calls): Likewise.
6835 * tree-vrp.c (pass_vrp): Likewise.
6837 2009-05-10 Ian Lance Taylor <iant@google.com>
6839 * basic-block.h (enum profile_status): Break out of struct
6841 * cgraph.h (struct inline_summary): Break out of struct
6843 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
6844 of struct cgraph_order_sort.
6845 * combine.c (enum undo_kind): New enum, broken out of struct undo.
6846 * cse.c (struct branch_path): Break out of struct
6847 cse_basic_block_data.
6848 * except.h (enum eh_region_type): Break out of struct eh_region.
6849 * gcc.c (enum add_del): Break out of struct modify_target.
6850 * genrecog.c (enum decision_type): Break out of struct decision_test.
6851 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
6853 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
6854 * regmove.c (enum match_use): New enum, broken out of struct match.
6855 * sched-int.h (enum post_call_group): New enum, broken out of
6857 (struct deps_reg): Break out of struct deps.
6858 * target.h (struct asm_int_op): Break out of struct gcc_target.
6859 * tree-eh.c (struct goto_queue_node): Break out of struct
6861 * tree-inline.h (enum copy_body_cge_which): Break out of
6863 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
6865 * c-decl.c (in_struct, struct_types): New static variables.
6866 (pushtag): Add loc parameter. Change all callers.
6867 (lookup_tag): Add ploc parameter. Change all callers.
6868 (check_compound_literal_type): New function.
6869 (parser_xref_tag): Add loc parameter. Change all callers. If
6870 -Wc++-compat, warn about struct/union/enum types defined within a
6872 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
6873 and loc parameters. Change all callers. Change error calls to
6874 error_at, using loc. For a redefinition, if the location of the
6875 original definition is known, report it. Set in_struct and
6876 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
6877 (finish_struct): Add new parameters enclosing_in_struct and
6878 enclosing_struct_types. Change all callers. Set
6879 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
6880 in the struct. If in a struct, add this struct to struct_types.
6881 (start_enum): Add loc parameter. Change all callers. Use
6882 error_at for errors, using loc. For a redefinition, if the
6883 location of the original definition is known, report it. If in a
6884 struct, add this enum type to struct_types. If -Wc++-compat warn
6885 if in sizeof, typeof, or alignof.
6886 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
6887 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
6888 (c_parser_enum_specifier): Get enum location for start_enum.
6889 (c_parser_struct_or_union_specifier): Get struct location for
6890 start_struct. Save in_struct and struct_types status between
6891 start_struct and finish_struct.
6892 (c_parser_cast_expression): Get location of cast.
6893 (c_parser_alignof_expression): Get location of type.
6894 (c_parser_postfix_expression): Likewise.
6895 (c_parser_postfix_expression_after_paren_type): Add type_loc
6896 parameter. Change all callers. Call check_compound_literal_type.
6897 Use type_loc for error about variable size type.
6898 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
6899 of an enum constant from an enum type defined in a struct or union.
6900 (c_cast_expr): Add loc parameter. Change all callers. If
6901 -Wc++-compat, warn about defining a type in a cast.
6902 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
6903 (start_enum, start_struct, finish_struct): Update declarations.
6904 (parser_xref_tag, c_cast_expr): Update declarations.
6905 (check_compound_literal_type): Declare.
6907 2009-05-11 Ben Elliston <bje@au.ibm.com>
6909 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
6910 for recent libcpp interface change.
6911 (rs6000_macro_to_expand): Likewise.
6913 2009-05-10 Michael Matz <matz@suse.de>
6916 * config/arm/arm.c (require_pic_register): Emit on entry edge,
6917 not at entry of function.
6919 2009-05-10 Richard Guenther <rguenther@suse.de>
6921 PR tree-optimization/40081
6923 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6924 using the main variant of the element type. Do not fiddle with
6925 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6927 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
6928 structs with volatile fields.
6930 2009-05-10 Jan Hubicka <jh@suse.cz>
6932 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
6933 (estimate_move_cost): Assert that it does not get called for
6935 (estimate_num_insns): Skip VOID types in argument handling.
6936 (optimize_inline_calls): Delete unreachable blocks and verify that
6939 2009-05-10 Jan Hubicka <jh@suse.cz>
6941 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
6942 * cgraph.c (cgraph_mark_address_taken_node): New function.
6943 (dump_cgraph_node): Dump new flag.
6944 * cgraph.h (struct cgraph_node): Add address_taken.
6945 (cgraph_mark_address_taken_node): New function.
6946 * ipa.c (cgraph_postorder): Prioritize functions with address taken
6947 since new direct calls can be born.
6949 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6951 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
6954 2009-05-10 Jan Hubicka <jh@suse.cz>
6957 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
6959 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
6960 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
6961 * tree-inline.c (copy_bb): Set frequency correctly.
6962 (fold_marked_statements): Update call to
6963 cgraph_update_edges_for_call_stmt.
6965 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6967 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
6968 identifiers in diagnostics.
6969 * config/arm/arm.c (arm_handle_fndecl_attribute,
6970 arm_handle_isr_attribute): Likewise.
6971 * config/avr/avr.c (avr_handle_progmem_attribute,
6972 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
6973 * config/bfin/bfin.c (handle_int_attribute,
6974 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
6975 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
6976 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
6978 * config/darwin.c (darwin_handle_kext_attribute,
6979 darwin_handle_weak_import_attribute): Likewise.
6980 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
6981 h8300_handle_eightbit_data_attribute,
6982 h8300_handle_tiny_data_attribute): Likewise.
6983 * config/i386/i386.c (ix86_handle_cconv_attribute,
6984 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
6985 * config/i386/winnt.c (ix86_handle_shared_attribute,
6986 ix86_handle_selectany_attribute): Likewise.
6987 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
6988 * config/m32c/m32c.c (function_vector_handler): Likewise.
6989 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
6990 m68hc11_handle_fntype_attribute): Likewise.
6991 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
6992 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
6993 * config/mips/mips.c (mips_insert_attributes,
6994 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
6995 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
6996 rs6000_handle_struct_attribute): Likewise.
6997 * config/sh/sh.c (sh_insert_attributes,
6998 sh_handle_resbank_handler_attribute,
6999 sh_handle_interrupt_handler_attribute,
7000 sh2a_handle_function_vector_handler_attribute,
7001 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7003 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7004 * config/spu/spu.c (spu_handle_fndecl_attribute,
7005 spu_handle_vector_attribute): Likewise.
7006 * config/stormy16/stormy16.c
7007 (xstormy16_handle_interrupt_attribute): Likewise.
7008 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7009 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7011 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7013 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7014 (pp_translate_identifiers): New.
7015 (pp_identifier): Only conditionally translate identifier to locale
7017 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7018 (pp_base_tree_identifier): Only conditionally translate identifier
7019 to locale character set.
7020 * c-pretty-print.c (M_): Define.
7021 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7022 fragments for conditional translation with M_.
7023 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7024 identifier translation.
7026 2009-05-10 Richard Guenther <rguenther@suse.de>
7028 PR tree-optimization/40081
7029 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7030 using the main variant of the element type. Do not fiddle with
7031 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7033 2009-05-09 Jan Hubicka <jh@suse.cz>
7036 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7037 indirect calls; verify cgraph afterwards.
7039 2009-05-09 Jan Hubicka <jh@suse.cz>
7042 * ipa.c (update_inlined_to_pointer): New function.
7043 (cgraph_remove_unreachable_nodes): Use it.
7045 2009-05-09 Jan Hubicka <jh@suse.cz>
7047 * tree-eh.c (struct leh_state): Remove prev_try.
7048 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7050 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7051 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7052 remove_eh_handler_and_replace, foreach_reachable_handler,
7053 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7054 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7055 (gen_eh_region_cleanup): Update prototype.
7057 2009-05-09 Jan Hubicka <jh@suse.cz>
7060 * except.c (copy_eh_region): Always set prev_try.
7061 (redirect_eh_edge_to_label): Find outer try.
7062 (foreach_reachable_handler): When looking for prev try
7063 handle case where previous try is not going to be taken.
7065 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7067 PR tree-optimization/40049
7068 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7069 only vector/vector shifts, convert the type of the constant to the
7070 appropriate type to avoid building incorrect trees, which
7071 eventually have problems with garbage collection.
7073 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7075 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7076 -1 for complex floating-point types if honoring signed zeros.
7078 2009-05-08 Jan Hubicka <jh@suse.cz>
7080 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7081 argument; handle correctly when profile is absent.
7082 (build_cgraph_edges): Update.
7083 (rebuild_cgraph_edges): Update.
7084 * cgraph.c: Do not include varray.h.
7085 (cgraph_set_call_stmt_including_clones): New function.
7086 (cgraph_create_edge_including_clones): Likewise
7087 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7088 (cgraph_update_edges_for_call_stmt): Handle clones.
7089 (cgraph_remove_node): Handle clone tree.
7090 (cgraph_remove_node_and_inline_clones): New function.
7091 (dump_cgraph_node): Dump clone tree.
7092 (cgraph_clone_node): Handle clone tree.
7093 (clone_function_name): Bring here from tree-inline.c.
7094 (cgraph_create_virtual_clone): New function.
7095 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7096 (cgraph_clone_info): New function.
7097 (strut cgraph_node): Add clone_info and new clone tree pointers.
7098 (cgraph_remove_node_and_inline_clones,
7099 cgraph_set_call_stmt_including_clones,
7100 cgraph_create_edge_including_clones,
7101 cgraph_create_virtual_clone): Declare.
7102 (cgraph_function_versioning): Use VEC argument.
7103 (compute_call_stmt_bb_frequency): Update prototype.
7104 (cgraph_materialize_all_clones): New function.
7105 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7106 (ipcp_create_replace_map): Update to VECtors.
7107 (ipcp_update_callgraph): Use virtual clones.
7108 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7109 (ipcp_update_profiling): Do not update local profiling.
7110 (ipcp_insert_stage): Use VECtors and virtual clones.
7111 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7112 (clone_of_p): New function.
7113 (cgraph_preserve_function_body_p): Use clone tree.
7114 (cgraph_optimize): Materialize clones.
7115 (cgraph_function_versioning): Update for VECtors.
7116 (save_inline_function_body): Use clone tree.
7117 (cgraph_materialize_clone): New function.
7118 (cgraph_materialize_all_clones): Likewise.
7119 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7120 * ipa.c: Include gimple.h.
7121 (cgraph_remove_unreachable_nodes): Use clone tree.
7122 * ipa-prop.c (ipa_note_param_call): Update call to
7123 compute_call_stmt_bb_frequencycall.
7124 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7125 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7126 (copy_bb): Handle updating of clone tree; add new edge when new call
7128 (expand_call_inline): Be strict about every call having edge.
7129 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7130 (delete_unreachable_blocks_update_callgraph): New function.
7131 (tree_function_versioning): Use VECtors; always remove unreachable
7132 blocks and fold conditionals.
7133 * tree-inline.h: Do not include varray.h.
7134 (tree_function_versioning): Remove.
7135 * Makefile.in (GTFILES): Remove tree-inline.c
7136 * passes.c (do_per_function): Do only functions having body.
7137 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7140 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7141 Andrew Morrow <acm@google.com>
7144 * c-common.c (c_common_attribute_table): Permit deprecated
7145 attribute to take an optional argument.
7146 (handle_deprecated_attribute): If the optional argument to
7147 __attribute__((deprecated)) is not a string ignore the attribute
7150 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7151 * c-typeck.c (build_component_ref): Likewise.
7152 (build_external_ref): Likewise.
7154 * toplev.c (warn_deprecated_use): Add an attribute argument.
7155 Emit the message associated with __attribute__((deprecated)).
7157 * toplev.h (warn_deprecated_use): Updated.
7159 * doc/extend.texi: Document new optional parameter to
7160 __attribute__((deprecated))
7162 2009-05-08 Michael Eager <eager@eagercon.com>
7164 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7165 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7167 2009-05-08 Richard Guenther <rguenther@suse.de>
7169 PR tree-optimization/40062
7170 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7171 Avoid exponential behavior.
7173 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7175 PR rtl-optimization/33928
7177 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7178 process_uses, build_single_def_use_links): New.
7179 (update_df): Update use_def_ref.
7180 (forward_propagate_into): Use get_def_for_use instead of use-def
7182 (fwprop_init): Call build_single_def_use_links and let it initialize
7184 (fwprop_done): Free use_def_ref.
7185 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7186 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7187 df_rd_simulate_one_insn): New.
7188 (df_rd_bb_local_compute_process_def): Update head comment.
7189 (df_chain_create_bb): Use the new RD simulation functions.
7190 * df.h (df_rd_simulate_artificial_defs_at_top,
7191 df_rd_simulate_one_insn): New.
7192 * opts.c (decode_options): Enable fwprop at -O1.
7193 * doc/invoke.texi (-fforward-propagate): Document this.
7195 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7198 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7199 and one complex operand specially.
7200 * tree-complex.c (some_nonzerop): Do not identify a real value as
7201 zero if flag_signed_zeros.
7203 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7205 PR rtl-optimization/33928
7206 * loop-invariant.c (record_use): Fix && vs. || mishap.
7208 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7210 PR rtl-optimization/33928
7211 * loop-invariant.c (struct use): Add addr_use_p.
7212 (struct def): Add n_addr_uses.
7213 (struct invariant): Add cheap_address.
7214 (create_new_invariant): Set cheap_address.
7215 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7216 (record_uses): Pass df_ref to record_use.
7217 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7220 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7222 * config/sh/sh.c: Do not include c-pragma.h.
7224 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7226 * config/spu/spu.c: Remove include of c-common.h.
7228 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7231 * c-common.h (mark_valid_location_for_stdc_pragma,
7232 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7233 clear_float_const_decimal64, float_const_decimal64_p): New.
7234 * c.opt (Wunsuffixed-float-constants): New.
7235 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7236 unsuffixed float constant, handle new warning.
7237 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7238 * c-decl.c (c_scope): New flag float_const_decimal64.
7239 (set_float_const_decimal64, clear_float_const_decimal64,
7240 float_const_decimal64_p): New.
7241 (push_scope): Set new flag.
7242 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7243 to use STDC pragmas.
7244 (c_parser_external_declaration): Ditto.
7245 (c_parser_compound_statement_nostart): Ditto.
7246 * c-pragma.c (valid_location_for_stdc_pragma,
7247 mark_valid_location_for_stdc_pragma,
7248 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7249 handle_pragma_float_const_decimal64): New.
7250 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7251 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7252 set_float_const_decimal64, clear_float_const_decimal64,
7253 float_const_decimal64_p): New dummy functions.
7254 * doc/extend.texi (Decimal Float): Remove statement that the
7255 pragma, and suffix for double constants, are not supported.
7256 * doc/invoke.texi (Warning Options): List new option.
7257 (-Wunsuffixed-float-constants): New.
7259 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7261 * config/i386/i386.c: Do not include c-common.h.
7263 2009-05-07 Mark Heffernan <meheff@google.com>
7265 * doc/invoke.texi (Debugging Options): Document change of debugging
7267 * opts.c (decode_options): Make dump_base_name relative to
7268 aux_base_name directory.
7270 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7272 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7273 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7275 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7277 * Makefile.in (install-plugin): Simplify a bit.
7279 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7281 * Makefile.in (OBJS-common): Add regcprop.o.
7283 * timevar.def (TV_CPROP_REGISTERS): New.
7284 * regrename.c (regrename_optimize): Return 0.
7285 (rest_of_handle_regrename): Delete.
7286 (pass_rename_registers): Point to regrename_optimize.
7287 (struct value_data_entry, struct value_data,
7288 kill_value_one_regno, kill_value_regno, kill_value,
7289 set_value_regno, init_value_data, kill_clobbered_value,
7290 kill_set_value, kill_autoinc_value, copy_value,
7291 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7292 replace_oldest_value_reg, replace_oldest_value_addr,
7293 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7294 debug_value_data, validate_value_data): Move...
7295 * regcprop.c: ... here.
7296 (rest_of_handle_cprop): Delete.
7297 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7299 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7302 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7303 GEN_INT for 1 << bitnum.
7304 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7307 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7309 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7310 Remove wrong description of "nand" operation.
7312 2009-05-06 Richard Guenther <rguenther@suse.de>
7313 Adam Nemet <anemet@caviumnetworks.com>
7315 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7316 comment. Add that if LHS is not a gimple register, then RHS1 has
7317 to be a single object (GIMPLE_SINGLE_RHS).
7319 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7321 * expr.c (get_def_for_expr): Move it up in the file.
7322 (store_field): When expanding a bit-field store, look at the
7323 defining gimple stmt for the masking conversion.
7325 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7328 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7329 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7330 32-bit memcpy into long.
7332 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7334 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7335 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7337 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7338 instead of appending DW_OP_deref*.
7340 2009-05-06 Michael Matz <matz@suse.de>
7343 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7344 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7346 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7348 * Makefile.in (install-plugin): Fix srcdir handling.
7350 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7352 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7353 when processing for not_regs_needed bitmap.
7354 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7355 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7356 handling it for rhs.
7358 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7360 * config/i386/i386.md (unnamed inc/dec peephole): Use
7361 optimize_insn_for_size_p instead of optimize_size.
7362 * config/i386/predicates.md (incdec_operand): Likewise.
7363 (aligned_operand): Likewise.
7364 * config/i386/sse.md (divv8sf3): Likewise.
7365 (sqrtv8sf2): Likewise.
7367 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7369 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7371 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7373 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7375 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7376 ssemodesuffixf2c with avxmodesuffixf2c.
7378 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7381 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7383 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7385 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7386 (struct tree_base): Adjust spacing for 8 bit boundaries.
7387 (struct tree_decl_common): Add decl_by_reference_flag bit.
7388 (DECL_BY_REFERENCE): Adjust.
7389 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7390 print DECL_BY_REFERENCE bit.
7391 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7392 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7393 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7394 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7398 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7399 range of the type, but default label is missing, add it with one
7400 of the existing labels instead of adding a new label for it.
7402 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7406 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7408 * Makefile.in (enable_plugin, plugin_includedir): New.
7409 (install): Depend on install-plugin.
7410 (PLUGIN_HEADERS): New.
7411 (install-plugin): New.
7412 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7414 2009-05-05 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/40022
7417 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7419 (phivn_valid_p): Fix tuplification error, simplify.
7420 (phiprop_insert_phi): Add dumps.
7421 (propagate_with_phi): Simplify.
7423 2009-05-05 Richard Guenther <rguenther@suse.de>
7426 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7428 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7430 * tree.h (strip_float_extensions): Remove duplicate declaration.
7431 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7432 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7433 block_ultimate_origin): Rearrange the declarations line to match the
7434 comment that indicates the .c file which the functions are defined.
7435 (dwarf2out_*, set_decl_rtl): Add comment.
7436 (get_base_address): Adjust comment.
7437 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7438 declarations line and add comment.
7439 (is_builtin_name): Add blank after function name, for clarity.
7441 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7443 * attribs.c (decl_attributes): Use %qE for identifiers in
7445 * cgraphunit.c (verify_cgraph_node): Translate function names to
7446 locale character set in diagnostics.
7447 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7449 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7450 Document that functions are named in UTF-8.
7451 * expr.c (expand_expr_real_1): Translate function names to locale
7452 character set in diagnostics.
7453 * gimplify.c (omp_notice_variable, omp_is_private,
7454 gimplify_scan_omp_clauses): Use %qE for identifiers in
7456 * langhooks.c (lhd_print_error_function): Translate function names
7457 to locale character set.
7458 * langhooks.h (decl_printable_name): Document that return value is
7459 in internal character set.
7460 * stmt.c: Include pretty-print.h
7461 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7463 (resolve_operand_name_1): Translate named operand name to locale
7465 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7467 * toplev.c (announce_function): Translate function names to locale
7469 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7470 (default_tree_printer): Use pp_identifier or translate identifiers
7471 to locale character set. Mark "<anonymous>" for translation.
7472 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7473 for identifiers in diagnostics.
7474 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7476 * varasm.c (output_constructor): Use %qE for identifiers in
7479 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7481 * configure.ac: use ` ` instead of $()
7482 * configure: Regenerate.
7484 2009-05-05 Ben Elliston <bje@au.ibm.com>
7486 * config/pa/linux-atomic.c: Eliminate conditional include of
7487 errno.h on non-LP64 systems to simplify build requirements.
7489 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7491 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7493 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7494 and pass value to identifier_to_locale.
7495 (warn_variable_length_array): Make name a tree.
7496 (grokdeclarator): Separate diagnostic texts for named and unnamed
7497 declarators. Use %qE for named declarators.
7498 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7500 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7501 identifiers in diagnostics.
7502 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7503 identifier_to_locale. Mark "anonymous" strings for translation.
7505 2009-05-04 Michael Eager <eager@eagercon.com>
7507 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7508 address for DImode/DFmode only if double-precision FP regs.
7510 2009-05-04 Michael Eager <eager@eagercon.com>
7512 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7513 TARGET_SINGLE_FLOAT check.
7515 2009-05-04 Michael Eager <eager@eagercon.com>
7517 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
7519 2009-05-04 Michael Eager <eager@eagercon.com>
7521 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
7522 * config/rs6000/t-xilinx: New
7524 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
7526 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
7527 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
7528 * gcc/explow.c (memory_address): Use target hook.
7529 * gcc/targhooks.c (default_legitimize_address): New.
7530 * gcc/targhooks.h (default_legitimize_address): New.
7531 * gcc/target.h (legitimize_address): New.
7532 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
7533 (TARGET_INITIALIZER): Include it.
7534 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
7536 * config/bfin/bfin-protos.h (legitimize_address): Remove.
7537 * config/bfin/bfin.c (legitimize_address): Remove.
7538 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
7539 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
7541 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
7542 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
7544 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
7545 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
7546 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
7547 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
7548 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
7549 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
7550 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
7551 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
7552 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
7553 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
7554 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
7555 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
7556 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
7557 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
7558 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
7559 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
7560 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
7561 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
7562 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
7563 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
7564 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
7565 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
7566 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
7568 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
7569 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
7570 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
7571 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
7572 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
7573 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
7574 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
7575 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
7576 (thumb_legitimize_address): Delete.
7577 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
7578 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
7579 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
7580 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
7581 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
7582 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
7584 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
7587 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
7588 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
7589 * config/m32r/m32r.c (m32r_legitimize_address): New.
7590 * config/m68k/m68k.c (m68k_legitimize_address): New.
7591 * config/score/score.c (score_legitimize_address): Standardize.
7592 * config/score/score3.c (score3_legitimize_address): Standardize.
7593 * config/score/score3.h (score3_legitimize_address): Adjust.
7594 * config/score/score7.c (score7_legitimize_address): Standardize.
7595 * config/score/score7.h (score7_legitimize_address): Adjust.
7596 * config/sh/sh.c (sh_legitimize_address): New.
7597 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
7599 * gcc/config/s390/s390.c (legitimize_address): Rename to...
7600 (s390_legitimize_address): ... this.
7601 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
7602 (sparc_legitimize_address): ... this.
7603 * gcc/config/i386/i386.c (legitimize_address): Rename to...
7604 (ix86_legitimize_address): ... this.
7605 * gcc/config/avr/avr.c (legitimize_address): Rename to...
7606 (avr_legitimize_address): ... this.
7607 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
7608 (mn10300_legitimize_address): ... this.
7609 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
7610 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
7611 (alpha_expand_mov): Adjust call.
7613 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
7614 * config/spu/spu.c (spu_legitimize_address): Likewise.
7615 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
7616 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
7618 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7620 * intl.c (locale_encoding, locale_utf8): New.
7621 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
7622 * intl.h (locale_encoding, locale_utf8): Declare.
7623 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
7624 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
7626 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
7628 (pp_tree_identifier): Define to call pp_base_tree_identifier.
7629 (pp_base_tree_identifier): Declare as function.
7630 (identifier_to_locale): Declare.
7631 * Makefile.in (pretty-print.o): Update dependencies.
7632 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
7634 2009-05-04 Richard Guenther <rguenther@suse.de>
7637 * builtins.c (fold_builtin_memory_op): Do not decay to element
7638 type if the size matches the whole array.
7640 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7642 * expmed.c (synth_mult): When trying out a shift, pass the result
7645 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7647 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
7648 (shiftsub1_cost): New.
7649 (init_expmed): Compute shiftsub1_cost.
7650 (synth_mult): Optimize multiplications by constants of the form
7651 -(2^^m-1) for some constant positive integer m.
7653 2009-05-03 Richard Guenther <rguenther@suse.de>
7656 * c-typeck.c (array_to_pointer_conversion): Do not built
7657 ADDR_EXPRs of arrays of pointer-to-element type.
7658 * c-gimplify.c (c_gimplify_expr): Revert change fixing
7659 up wrong ADDR_EXPRs after-the-fact.
7660 * c-common.c (strict_aliasing_warning): Strip pointer
7661 conversions for obtaining the original type.
7662 * builtins.c (fold_builtin_memset): Handle array types.
7663 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
7666 2009-05-03 Richard Guenther <rguenther@suse.de>
7669 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
7670 Do not lose casts from array types with unknown extent to array
7671 types with known extent.
7672 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
7673 alias set compatibility.
7675 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7677 * flags.h (extra_warnings): Delete.
7678 * toplev.c (process_options): Handle Wuninitialized here.
7679 * opts.c (extra_warnings): Delete.
7680 (set_Wextra): Delete.
7681 (common_handle_option): -Wextra can be handled automatically.
7682 * c-opts.c (c_common_handle_option): Delete obsolete code.
7683 (c_common_post_options): Simplify comment.
7684 * common.opt (W): Add Var.
7686 (Wuninitialized): Initialize to -1.
7688 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
7689 Richard Guenther <rguenther@suse.de>
7691 * expr.c (get_def_for_expr): New function.
7692 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7693 SSA rather than trees.
7694 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
7695 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7697 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7699 * c-common.c (reswords): Add _Imaginary.
7700 * c-common.c (enum rid): Add RID_IMAGINARY.
7702 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7704 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7705 Patch by Richard Guenther.
7707 2009-05-03 Anatoly Sokolov <aesok@post.ru>
7709 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
7710 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7711 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
7712 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
7713 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
7714 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
7715 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
7716 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
7717 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
7718 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
7719 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
7720 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
7721 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
7722 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
7723 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
7724 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
7725 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
7726 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
7728 2009-05-02 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/39940
7731 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
7734 2009-05-02 Richard Guenther <rguenther@suse.de>
7737 * tree-ssa.c (execute_update_addresses_taken): Properly check
7738 if we can mark a variable DECL_GIMPLE_REG_P.
7739 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
7740 back to the end of the function.
7741 (is_gimple_reg_type): Remove complex type special casing.
7742 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
7745 2009-05-02 Ben Elliston <bje@au.ibm.com>
7747 * doc/collect2.texi (Collect2): Document search path behaviour
7748 when configured with --with-ld.
7750 2009-05-02 Jan Hubicka <jh@suse.cz>
7752 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
7753 parameter; update callers.
7754 (coalesce_cost_edge): EH edges are costier because they needs
7755 splitting even if not critical and even more costier when there are
7756 multiple EH predecestors.
7758 2009-05-02 Jan Hubicka <jh@suse.cz>
7760 * except.c (remove_eh_handler_and_replace): Handle updating after
7761 removing TRY blocks.
7763 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
7765 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
7767 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
7769 * varasm.c: Do not include c-pragma.h.
7770 * attribs.c: Do not incude c-common.h.
7772 2009-05-01 Michael Matz <matz@suse.de>
7774 * calls.c (initialize_argument_information): Handle SSA names like
7775 decls with a non MEM_P DECL_RTL.
7777 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7779 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
7780 * ipa-utils.c: Likewise.
7781 * ipa-type-escape.c: Likewise.
7782 * cgraphunit.c Do not include c-common.h.
7783 * ipa-pure-const.c: Likewise.
7784 * tree-if-conv.c: Likewise.
7785 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
7786 * ipa-struct-reorg.c: Likewise.
7787 * tree-nomudflap.c: Likewise.
7788 * tree-ssa-structalias.c: Likewise.
7790 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7792 * store-motion.c: Many cleanups to make this pass a first-class
7793 citizen instead of an appendix to gcse load motion. Add TODO list
7794 to make this pass faster/cleaner/better.
7796 (struct ls_expr): Post gcse.c-split cleanups.
7797 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
7798 "stores" field to "avail_stores".
7799 (pre_ldst_mems): Rename to store_motion_mems.
7800 (pre_ldst_table): Rename to store_motion_mems_table.
7801 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
7802 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
7803 (ldst_entry): Rename to st_expr_entry, update users.
7804 (free_ldst_entry): Rename to free_st_expr_entry, update users.
7805 (free_ldst_mems): Rename to free_store_motion_mems, update users.
7806 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
7808 (first_ls_expr): Rename to first_st_expr, update users.
7809 (next_ls_expr): Rename to next_st_expr, update users.
7810 (print_ldst_list): Rename to print_store_motion_mems. Print names of
7811 fields properly for store motion instead of names inherited from load
7813 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
7814 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
7817 (ae_kill): Rename to st_kill, update users.
7818 (ae_gen): Rename to st_avloc, update users.
7819 (transp): Rename to st_transp, update users.
7820 (pre_insert_map): Rename to st_insert_map, update users.
7821 (pre_delete_map): Rename to st_delete_map, update users.
7822 (insert_store, build_store_vectors, free_store_memory,
7823 one_store_motion_pass): Update for abovementioned changes.
7825 (gcse_subst_count, gcse_create_count): Remove.
7826 (one_store_motion_pass): New statistics counters "n_stores_deleted"
7827 and "n_stores_created", local variables.
7829 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
7832 (regvec, compute_store_table_current_insn): Remove.
7833 (reg_set_info, reg_clear_last_set): Remove.
7834 (compute_store_table): Use DF caches instead of local dataflow
7837 2009-05-01 Joseph Myers <joseph@codesourcery.com>
7839 * c-objc-common.c (c_tree_printer): Print identifiers with
7840 pp_identifier, not pp_string. Mark "({anonymous})" for
7842 * c-pretty-print.c (pp_c_ws_string): New.
7843 (pp_c_cv_qualifier, pp_c_type_specifier,
7844 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
7845 pp_c_storage_class_specifier, pp_c_function_specifier,
7846 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
7847 pp_c_primary_expression, pp_c_postfix_expression,
7848 pp_c_unary_expression, pp_c_shift_expression,
7849 pp_c_relational_expression, pp_c_equality_expression,
7850 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
7851 use pp_string and pp_c_ws_string in place of pp_identifier and
7852 pp_c_identifier for non-identifiers. Mark English strings for
7854 * c-pretty-print.h (pp_c_ws_string): Declare.
7856 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
7857 Roland McGrath <roland@redhat.com>
7859 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
7860 (ENABLE_LD_BUILDID): New configuration option.
7861 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
7862 (LINK_BUILDID_SPEC): New macro.
7863 (init_spec): If defined, prepend it between LINK_EH_SPEC and
7865 * doc/install.texi: Document --enable-linker-build-id option.
7866 * configure: Rebuild.
7867 * config.in: Rebuild.
7869 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
7871 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
7872 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
7873 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
7874 MIPS_GP_SAVE_AREA_SIZE.
7875 * config/mips/mips.c (struct mips_frame_info): Update comment
7876 before arg_pointer_offset and hard_frame_pointer_offset.
7877 (mips_compute_frame_info): Update diagram before function: to
7878 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
7879 indicate the position of frame_pointer_rtx with -fstack-protector and
7880 to show args_size. Don't allocate cprestore area for leaf functions
7881 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
7883 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
7885 2009-04-30 Michael Matz <matz@suse.de>
7887 PR tree-optimization/39955
7888 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
7890 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
7892 * ira.c (setup_cover_and_important_classes): Use safe macro
7893 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
7895 * genpreds.c (write_tm_preds_h): Output suitable definition of
7896 REG_CLASS_FOR_CONSTRAINT.
7898 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7900 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
7902 * bitmap.c (bitmap_descriptor): Likewise.
7903 * ggc-common.c (loc_descriptor): Likewise.
7904 * varray.c (varray_descriptor): Likewise.
7905 * vec.c (vec_descriptor): Likewise.
7907 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
7909 * Makefile.in (dce.o): Add $(EXCEPT_H).
7910 * dce.c: Include except.h and delete redundant vector definitions.
7911 (deletable_insn_p): Return false for non-call insns that can throw
7914 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
7916 * gcse.c (ae_gen): Remove.
7917 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
7918 and make non-static function to make it available in store-motion.c.
7919 Update call sites with search-and-replace.
7920 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
7921 extract_mentioned_regs, extract_mentioned_regs_helper,
7922 find_moveable_store, compute_store_table, load_kills_store, find_loads,
7923 store_killed_in_insn, store_killed_after, store_killed_before,
7924 build_store_vectors, insert_insn_start_basic_block, insert-store,
7925 remove_reachable_equiv_notes, replace_store_insn, delete_store,
7926 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
7927 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
7928 * store-motion.c: ...new file. Also copy data structures from gcse.c
7929 and clean up to remove parts not used by store motion.
7930 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
7931 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
7933 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7936 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
7937 when optimizing for size.
7939 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
7941 * gcse.c (gcse_constant_p): Fix typo in last change.
7943 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7945 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
7947 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
7949 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
7951 2009-04-29 James E. Wilson <wilson@codesourcery.com>
7953 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
7954 CONST_HIGH_PART result.
7956 2009-04-29 Anatoly Sokolov <aesok@post.ru>
7958 * config/avr/avr.c (initial_elimination_offset): Rename to
7959 avr_initial_elimination_offset.
7960 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
7961 change return type to bool.
7962 (avr_can_eliminate): New function.
7963 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
7964 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
7965 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
7966 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
7967 avr_initial_elimination_offset.
7968 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
7969 (avr_initial_elimination_offset): Define.
7971 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
7972 Steven Bosscher <steven@gcc.gnu.org>
7974 PR rtl-optimization/39938
7975 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
7976 * cfgrtl.c: Include insn-attr.h.
7977 (rest_of_pass_free_cfg): New function.
7978 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
7979 * resource.c (init_resource_info): Remove call to df_analyze.
7981 2009-04-29 Richard Guenther <rguenther@suse.de>
7984 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
7985 allow conversion to signed integers.
7987 2009-04-29 Richard Guenther <rguenther@suse.de>
7989 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
7990 shifts of floating point vectors if the shift amount is
7991 a constant multiple of the element size.
7993 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
7994 Michael Matz <matz@suse.de>
7998 * tree-outof-ssa.c (emit_partition_copy): New function.
7999 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8000 insert_part_to_rtx_on_edge): Perform the partition base var
8001 copy using emit_partition_copy.
8002 (insert_value_copy_on_edge): Convert constants to the right mode.
8003 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8004 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8006 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8008 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8009 scan backwards to try to find a constant to initialize it.
8011 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8012 insn before the loop_end instruction, don't look past labels.
8014 2009-04-29 Richard Guenther <rguenther@suse.de>
8017 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8018 loose type conversions.
8019 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8020 stmts only if there are no uses of its definition.
8022 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8024 * config/bfin/bfin.h (splitting_loops): Declare.
8025 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8026 Reorder bit definitions to be ascending.
8027 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8028 * config/bfin/bfin.c (splitting_loops): New variable.
8029 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8030 (struct loop_info): Remove members INIT and LOOP_INIT.
8031 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8032 the LSETUP sequence. Allow LC to be loaded from any register, but
8033 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8034 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8036 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8037 of reload_completed.
8040 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8042 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8044 * Makefile.in (PLUGIN_VERSION_H): New.
8045 (OBJS-common): Remove plugin-version.o.
8046 (plugin.o): Depend on (PLUGIN_VERSION_H).
8047 (plugin-version.o): Remove.
8048 * configure: Regenerate
8049 * configure.ac: Create plugin-version.h.
8050 * gcc-plugin.h (plugin_gcc_version): Remove.
8051 (plugin_default_version_check): Change signature.
8052 * plugin-version.c: Remove.
8053 * plugin.c: Include plugin-version.h.
8054 (str_plugin_gcc_version_name): Remove.
8055 (try_init_one_plugin): Pass gcc version to plugin_init.
8056 (plugin_default_version_check): Both gcc and plugin versions are now
8059 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8061 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8062 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8063 Remove special case testing for last insn of inner loops. Don't fail
8064 if the loop ends with a jump, emit an extra nop instead.
8066 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8067 DREGS rather than comparing directly. Remove code that tries to
8068 account for latencies.
8070 2009-04-29 Richard Guenther <rguenther@suse.de>
8072 PR tree-optimization/39941
8073 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8074 eliminating an indirect call.
8076 2009-04-29 Richard Guenther <rguenther@suse.de>
8078 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8079 parameter. Allow invariants as base if !require_lvalue.
8080 (verify_gimple_assign_single): Adjust.
8082 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8084 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8085 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8086 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8087 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8088 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8090 * config/bfin/bfin.c (bfin_expand_builtin,
8091 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8093 2009-04-28 Richard Guenther <rguenther@suse.de>
8095 * tree-vect-loop.c (get_initial_def_for_induction): Use
8096 correct types for pointer increment.
8098 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8100 * toplev.c (print_version): Update GMP version string calculation.
8102 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8104 PR rtl-optimization/39938
8105 * resource.c (init_resource_info): Add call to df_analyze.
8107 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8109 * config/alpha/alpha.md (usegp): Cast the result of
8110 alpha_find_lo_sum_using_gp to enum attr_usegp.
8111 * config/alpha/alpha.c (override_options): Remove end-of-structure
8112 marker element from cpu_table. Use array size of cpu_table to handle
8113 -mcpu and -mtune options.
8114 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8116 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8118 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8119 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8120 tune_32 and tune_64.
8121 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8123 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8124 * config/rs6000/option-defaults.h: ... here. New file.
8125 (OPT_64, OPT_32): Define.
8126 (MASK_64BIT): Define to 0 if not already defined.
8127 (OPT_ARCH64, OPT_ARCH32): Define.
8128 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8131 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8133 * config/arm/arm.c (arm_override_options): Emit error on using
8136 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8138 PR rtl-optimization/39914
8139 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8140 registers for allocnos created from user-defined variables only
8141 when not optimizing.
8143 2009-04-28 Richard Guenther <rguenther@suse.de>
8146 * fold-const.c (fold_binary): Use distribute_real_division only
8149 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8151 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8152 add hpux-stdint.h to tm_file.
8153 (hppa[12]*-*-hpux11*): Ditto.
8154 (ia64*-*-hpux*): Ditto.
8155 * config/hpux-stdint.h: New.
8156 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8157 __STDC_EXT__ for all compiles.
8158 * config/pa/pa-hpux.h: Ditto.
8159 * config/pa/pa-hpux10.h: Ditto.
8160 * config/pa/pa-hpux11.h: Ditto.
8162 2009-04-28 Catherine Moore <clm@codesourcery.com>
8164 * debug.h (set_name): Add comment.
8166 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8169 * config/darwin.c (machopic_gen_offset): Check
8170 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8171 * config/arm/arm.c (require_pic_register): Likewise.
8173 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8175 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8176 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8177 m32c_promote_prototypes): Delete.
8179 2009-04-28 Michael Matz <matz@suse.de>
8182 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8185 2009-04-28 Richard Guenther <rguenther@suse.de>
8187 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8189 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8191 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8192 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8193 * config/arm/arm-tune.md: Regenerate.
8195 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8197 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8198 block if there are complex incoming edges.
8199 (sel_merge_blocks): Remove useless assert.
8200 (sel_redirect_edge_and_branch): Check that edge was redirected.
8201 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8202 (sel_find_rgns): Delete declaration.
8203 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8204 the region when it is not a preheader.
8206 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8209 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8211 2009-04-28 Richard Guenther <rguenther@suse.de>
8213 * tree.h (SSA_NAME_VALUE): Remove.
8214 (struct tree_ssa_name): Remove value_handle member.
8215 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8216 array for jump threading.
8217 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8219 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8220 * tree-flow.h (threadedge_initialize_values): Declare.
8221 (threadedge_finalize_values): Likewise.
8222 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8223 (SSA_NAME_VALUE): Define.
8224 (threadedge_initialize_values): New function.
8225 (threadedge_finalize_values): Likewise.
8226 * tree-ssa-dom.c (ssa_name_values): New global variable.
8227 (SSA_NAME_VALUE): Define.
8228 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8230 2009-04-28 Ira Rosen <irar@il.ibm.com>
8232 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8233 Use REPORT_VECTORIZED_LOCATIONS instead
8234 REPORT_VECTORIZED_LOOPS.
8235 * tree-vectorizer.c (vect_verbosity_level): Make static.
8236 (vect_loop_location): Rename to vect_location.
8237 (vect_set_verbosity_level): Update comment.
8238 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8240 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8241 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8242 instead REPORT_UNVECTORIZED_LOOPS.
8243 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8244 and vect_loop_def to vect_external_def and vect_internal_def.
8245 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8246 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8247 REPORT_UNVECTORIZED_LOCATIONS.
8248 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8249 and vect_used_in_loop and to vect_unused_in_scope and
8251 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8252 (vect_verbosity_level): Remove declaration.
8253 (vect_analyze_operations): Likewise.
8254 (vect_analyze_stmt): Declare.
8255 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8256 REPORT_UNVECTORIZED_LOCATIONS.
8257 (vect_get_loop_niters): Fix indentation.
8258 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8259 (vect_analyze_loop_operations): New function.
8260 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8261 vect_analyze_operations.
8262 (vect_is_simple_reduction): Use new names.
8263 (vectorizable_live_operation, vect_transform_loop): Likewise.
8264 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8265 to specify whether the data references can be a part of interleaving
8267 (vect_analyze_data_ref_dependence): Use new names.
8268 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8269 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8270 * tree-vect-patterns.c (widened_name_p): Use new names.
8271 (vect_recog_dot_prod_pattern): Likewise.
8272 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8273 (process_use, vect_mark_stmts_to_be_vectorized,
8274 vect_model_simple_cost, vect_model_store_cost,
8275 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8276 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8277 vectorizable_operation, vectorizable_type_demotion,
8278 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8279 vectorizable_condition): Likewise.
8280 (vect_analyze_operations): Split into vect_analyze_loop_operations
8282 (vect_analyze_stmt): ... new function.
8283 (new_stmt_vec_info): Use new names.
8284 (vect_is_simple_use): Use new names and fix comment.
8285 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8286 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8288 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8291 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8292 and integer modes for x87 operands. Do not ICE for unsupported size,
8293 generate error instead. Generate error for unsupported operand types.
8294 ['z']: Do not handle HImode memory operands specially. Warning
8295 for floating-point operands. Fallthru to 'Z' for unsupported operand
8296 types. Do not ICE for unsupported size, generate error instead.
8297 (output_387_binary_op): Use %Z to output operands.
8298 (output_fp_compare): Ditto.
8299 (output_387_reg_move): Ditto.
8301 2009-04-28 Ben Elliston <bje@au.ibm.com>
8306 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8308 * builtins.c (c_strlen): Do not warn here.
8309 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8310 * c-common.c (pointer_int_sum): Take an explicit location.
8311 Warn about offsets out of bounds.
8312 * c-common.h (pointer_int_sum): Adjust declaration.
8314 2009-04-27 Ian Lance Taylor <iant@google.com>
8316 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8318 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8319 * df-core.c (df_set_flags): Change return type to int. Change
8320 type of old_flags to int.
8321 (df_clear_flags): Likewise.
8322 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8323 (df_get_conditional_uses): Likewise.
8324 * df.h (df_set_flags, df_clear_flags): Update declarations.
8325 * dwarf2out.c (struct indirect_string_node): Change type of form
8326 field to enum dwarf_form.
8327 (AT_string_form): Change return type to enum dwarf_form.
8328 * fixed-value.c (fixed_compare): Add cast to enum type.
8329 * fwprop.c (update_df): Change 0 to VOIDmode.
8330 * gensupport.c: Change 0 to UNKNOWN.
8331 * gimple.h (gimple_cond_code): Add cast to enum type.
8332 * haifa-sched.c (reemit_notes): Add cast to enum type.
8333 * hooks.c (hook_int_void_no_regs): Remove function.
8334 * hooks.h (hook_int_void_no_regs): Remove declaration.
8335 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8336 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8337 * real.c (real_arithmetic): Add cast to enum type.
8338 (real_compare): Likewise.
8339 * target.h (struct gcc_target): Change return type of
8340 branch_target_register_class to enum reg_class.
8341 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8342 default_branch_target_register_class.
8343 * targhooks.c (default_branch_target_register_class): New function.
8344 * targhooks.h (default_branch_target_register_class): Declare.
8345 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8346 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8348 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8350 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8351 vect_uninitialized_def. Change 0 to ERROR_MARK.
8352 * tree-vect-stmts.c (supportable_widening_operation): Don't
8353 initialize icode1 and icode2.
8354 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8355 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8357 (cmn_err_flag_specs): Change 0 to STD_C89.
8358 (cmn_err_char_table): Likewise.
8359 * config/arm/arm.c (get_arm_condition_code): Change type of code
8360 to enum arm_cond_code.
8361 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8362 (IWMMXT_BUILTIN2): Likewise.
8363 (neon_builtin_type_bits): Don't define typedef.
8364 (neon_builtin_datum): Change type of bits field to int.
8365 (arm_expand_neon_args): Add cast to enum type.
8366 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8368 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8370 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8372 * config/mips/mips.md (jal_macro): Return enum constant.
8373 (single_insn): Likewise.
8374 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8376 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8378 * config/s390/s390.c (s390_tune_flags): Change type to int.
8379 (s390_arch_flags): Likewise.
8380 (s390_handle_arch_option): Change flags field of struct pta to int.
8381 * config/s390/s390.h (s390_tune_flags): Update declaration.
8382 (s390_arch_flags): Likewise.
8383 * config/sh/sh.c (prepare_move_operands): Compare
8384 tls_symbolic_operand result with enum constant.
8385 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8386 (sh_expand_prologue): Add cast to enum type.
8387 (sh_expand_epilogue): Likewise.
8388 (tls_symbolic_operand): Change return type to enum tls_model.
8389 (fpscr_set_from_mem): Add cast to enum type.
8390 (legitimize_pic_address): Compare tls_symbolic_operand result with
8392 (sh_target_reg_class): Change return type to enum reg_class.
8393 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8395 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8396 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8397 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8398 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8399 (delayed_branch, tls_call_delay): Likewise.
8400 (eligible_for_sibcall_delay): Likewise.
8401 (eligible_for_return_delay): Likewise.
8402 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8403 (spu_expand_builtin_1): Likewise.
8405 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8406 for all types of conversions.
8407 (output_init_element): Issue -Wc++-compat warning if needed when
8408 initializing a bitfield with enum type.
8409 * c-parser.c (c_parser_expression): Set original_type to
8410 original_type of right hand operand of comman operator.
8412 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8414 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8416 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8417 * doc/cpp.texi (Standard Predefined Macros)
8418 (Implementation-defined behavior): Likewise.
8419 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8420 * doc/gimple.texi (GIMPLE Exception Handling)
8421 (@code{GIMPLE_ASSIGN}): Likewise.
8422 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8423 * doc/invoke.texi (Warning Options, Optimize Options)
8424 (AVR Options, Darwin Options): Likewise.
8425 (Optimize Options): Reformulate -fwhole-program description.
8426 * doc/loop.texi (Lambda): Likewise.
8427 * doc/md.texi (Output Template, Define Constraints)
8428 (Standard Names, Insn Splitting): Likewise.
8429 * doc/options.texi (Option properties): Likewise.
8430 * doc/passes.texi (Tree-SSA passes): Likewise.
8431 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8432 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8433 (File Names and DBX): Likewise.
8434 * doc/trouble.texi (Incompatibilities): Likewise.
8436 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8438 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8439 instruction is correct.
8441 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8443 Allow non-constant arguments to conversion intrinsics.
8444 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8445 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8446 * spu.c (print_operand): Handle 'v' and 'w'.
8447 (exp2_immediate_p, spu_gen_exp2): Define.
8448 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8449 spu_convtf_1): Update parameter descriptions.
8450 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8451 * constraints.md ('v', 'w'): New.
8452 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8454 (i2f, I2F): New define_mode_attr.
8455 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8456 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8457 fixuns_truncv4sfv4si2): Update to use mode attribute.
8458 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8459 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8460 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8461 patterns for combine.
8463 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8465 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8466 (cprop, hoist, pre, store_motion): New debug counters.
8467 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8468 is not an RTL pass anymore.
8469 (pass_profiling): Remove extern decl for pass removed in 2005.
8470 (pass_gcse, pass_jump_bypass): Remove.
8471 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8472 to 0 for clean state.
8473 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8474 * cse.c (gate_handle_cse_after_global_opts,
8475 rest_of_handle_cse_after_global_opts): New functions.
8476 (pass_cse_after_global_opts): New pass, does local CSE.
8477 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8478 (TV_CPROP): New timevar.
8479 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8480 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8481 (gcse_main, recompute_all_luids): Remove.
8482 (compute_hash_table_work): Call max_reg_num instead of reading
8484 (cprop_jump): Don't set run_jump_opt_after_gcse.
8485 (constprop_register): Always allow to alter jumps.
8486 (cprop_insn): Likewise.
8487 (do_local_cprop): Likewise.
8488 (local_cprop_pass): Likewise. Return non-zero if something changed.
8489 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8490 (find_implicit_sets): Add note about missed optimization opportunity.
8491 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8492 pass_rtl_cprop execute function.
8493 Don't bother tracking the pass number, each pass gets its own dumpfile
8495 Always allow to alter jumpsand bypass jumps.
8496 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8497 will just find no suitable set.
8498 (pre_edge_insert): Fix dumping, this function is for PRE only.
8499 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8500 pass_rtl_pre execute function.
8501 (hoist_code): Return non-zero if something changed. Keep track of
8502 substitutions and insertions for statistics gathering similar to PRE.
8503 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8504 called from the pass_rtl_hoist execute function. Show pass statistics.
8505 (compute_store_table): Use max_reg_num directly instead of using the
8506 formerly global max_gcse_regno.
8507 (build_store_vectors): Likewise.
8508 (replace_store_insn): Fix dumping.
8509 (store_motion): Rename to ...
8510 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8511 pass, called from the pass_rtl_store_motion execute function. Keep
8512 track of substitutions and insertions for statistics gathering similar
8514 (bypass_jumps): Remove, fold interesting bits into ...
8515 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8516 from the pass_rtl_cprop execute function.
8517 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8518 pass_jump_bypass): Remove.
8519 (gate_handle_gcse, rest_of_handle_gcse): Remove.
8520 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
8521 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
8522 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
8523 (gate_rtl_store_motion, execute_rtl_store_motion,
8524 pass_rtl_store_motion): New.
8525 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
8526 make it clear that -fcse-skip-blocks is a no-op for backward compat.
8527 * passes.c (init_optimization_passes): Remove pass_gcse and
8528 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
8529 and cse_after_global_opts in place of pass_gcse. Schedule cprop
8530 instead of pass_jump_bypass.
8532 2009-04-27 Richard Guenther <rguenther@suse.de>
8535 * gimplify.c (gimplify_expr): If we are required to create
8536 a temporary make sure it ends up as register.
8538 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
8541 * config/i386/i386.c (construct_container): Don't call
8542 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
8543 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
8545 2009-04-27 Michael Matz <matz@suse.de>
8547 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
8548 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
8549 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
8550 (dump_replaceable_exprs): Take a bitmap.
8551 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
8553 (expand_gimple_basic_block): Likewise.
8554 * tree-ssa-ter.c (struct temp_expr_table_d): Make
8555 replaceable_expressions member a bitmap.
8556 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
8557 (mark_replaceable): Likewise.
8558 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
8559 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
8561 2009-04-27 Richard Guenther <rguenther@suse.de>
8563 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
8564 (verify_stmts): Dispatch to gimple/type verification code.
8565 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
8566 issue with call argument types.
8568 2009-04-27 Michael Matz <matz@suse.de>
8570 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
8571 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
8574 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8575 Eric Botcazou <ebotcazou@adacore.com>
8577 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
8578 a label's basic block.
8579 (mark_target_live_regs): Tidy and rework obsolete comments.
8580 Change back DF problem to LIVE. If a label starts a basic block,
8581 assume that all registers that used to be live then still are.
8582 (init_resource_info): If a label starts a basic block, set its
8583 BLOCK_FOR_INSN accordingly.
8584 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
8586 2009-04-27 Richard Guenther <rguenther@suse.de>
8588 * tree-flow-inline.h (function_ann): Remove.
8589 (get_function_ann): Likewise.
8590 * tree-dfa.c (create_function_ann): Remove.
8591 * tree-flow.h (struct static_var_ann_d): Remove.
8592 (struct function_ann_d): Likewise.
8593 (union tree_ann_d): Remove fdecl member.
8594 (function_ann_t): Remove.
8595 (function_ann, get_function_ann, create_function_ann): Remove
8598 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
8600 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
8602 2009-04-27 Jan Hubicka <jh@suse.cz>
8604 * ipa-pure-const.c (struct funct_state_d): New fields
8605 state_previously_known, looping_previously_known; remove
8606 state_set_in_source.
8607 (analyze_function): Use new fields.
8608 (propagate): Avoid assumption that state_set_in_source imply
8611 * tree-ssa-loop-niter.c (finite_loop_p): New function.
8612 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
8613 * cfgloop.h (finite_loop_p): Declare.
8615 2009-04-26 Michael Matz <matz@suse.de>
8617 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
8619 2009-04-26 Michael Matz <matz@suse.de>
8621 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
8622 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
8623 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
8624 pass_mark_used_blocks): Remove.
8625 * tree-optimize.c (pass_free_datastructures,
8626 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
8627 * passes.c (init_optimization_passes): Don't call
8628 pass_mark_used_blocks, remove dead code.
8630 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
8632 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
8633 * tree-ssa-live.h (register_ssa_partition): Likewise.
8635 2009-04-26 Michael Matz <matz@suse.de>
8638 * builtins.c (fold_builtin_next_arg): Handle SSA names.
8639 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
8640 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
8642 (compare_pairs): Swap cost comparison.
8643 (coalesce_ssa_name): Don't use change_partition_var.
8644 * tree-nrv.c (struct nrv_data): Add modified member.
8645 (finalize_nrv_r): Set it.
8646 (tree_nrv): Use it to update statements.
8647 (pass_nrv): Require PROP_ssa.
8648 * tree-mudflap.c (mf_decl_cache_locals,
8649 mf_build_check_statement_for): Use make_rename_temp.
8650 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
8651 * alias.c (find_base_decl): Handle SSA names.
8652 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
8653 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
8654 * rtl.h (set_reg_attrs_for_parm): Declare.
8655 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
8656 to "optimized", remove unused locals at finish.
8657 (execute_free_datastructures): Make global, call
8658 delete_tree_cfg_annotations.
8659 (execute_free_cfg_annotations): Don't call
8660 delete_tree_cfg_annotations.
8662 * ssaexpand.h: New file.
8663 * expr.c (toplevel): Include ssaexpand.h.
8664 (expand_assignment): Handle SSA names the same as register variables.
8665 (expand_expr_real_1): Expand SSA names.
8666 * cfgexpand.c (toplevel): Include ssaexpand.h.
8667 (SA): New global variable.
8668 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
8669 (SSAVAR): New macro.
8670 (set_rtl): New helper function.
8671 (add_stack_var): Deal with SSA names, use set_rtl.
8672 (expand_one_stack_var_at): Likewise.
8673 (expand_one_stack_var): Deal with SSA names.
8674 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
8675 before unique numbers.
8676 (expand_stack_vars): Use set_rtl.
8677 (expand_one_var): Accept SSA names, add asserts for them, feed them
8678 to above subroutines.
8679 (expand_used_vars): Expand all partitions (without default defs),
8680 then only the local decls (ignoring those expanded already).
8681 (expand_gimple_cond): Remove edges when jumpif() expands an
8683 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8684 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8686 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8687 members of SA; deal with PARM_DECL partitions here; expand
8688 all PHI nodes, free tree datastructures and SA. Commit instructions
8689 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
8690 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
8691 info and statements at start, collect garbage at finish.
8692 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
8693 (VAR_ANN_PARTITION) Remove.
8694 (change_partition_var): Don't declare.
8695 (partition_to_var): Always return SSA names.
8696 (var_to_partition): Only accept SSA names.
8697 (register_ssa_partition): Only check argument.
8698 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8700 (delete_var_map): Don't free it.
8701 (var_union): Only accept SSA names, simplify.
8702 (partition_view_init): Mark only useful SSA names as used.
8703 (partition_view_fini): Only deal with SSA names.
8704 (change_partition_var): Remove.
8705 (dump_var_map): Use ssa_name instead of partition_to_var member.
8706 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8708 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
8709 (struct _elim_graph): New member const_dests; nodes member vector of
8711 (set_location_for_edge): New static helper.
8712 (create_temp): Remove.
8713 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
8714 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
8715 (new_elim_graph): Allocate const_dests member.
8716 (clean_elim_graph): Truncate const_dests member.
8717 (delete_elim_graph): Free const_dests member.
8718 (elim_graph_size): Adapt to new type of nodes member.
8719 (elim_graph_add_node): Likewise.
8720 (eliminate_name): Likewise.
8721 (eliminate_build): Don't take basic block argument, deal only with
8722 partition numbers, not variables.
8723 (get_temp_reg): New static helper.
8724 (elim_create): Use it, deal with RTL temporaries instead of trees.
8725 (eliminate_phi): Adjust all calls to new signature.
8726 (assign_vars, replace_use_variable, replace_def_variable): Remove.
8727 (rewrite_trees): Only do checking.
8728 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
8729 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
8730 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
8731 contains_tree_r, MAX_STMTS_IN_LATCH,
8732 process_single_block_loop_latch, analyze_edges_for_bb,
8733 perform_edge_inserts): Remove.
8734 (expand_phi_nodes): New global function.
8735 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
8736 functions, initialize new parameter, remember partitions having a
8738 (finish_out_of_ssa): New global function.
8739 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
8740 don't reset in_ssa_p here, don't disable TER when mudflap.
8741 (pass_del_ssa): Remove.
8742 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
8744 (execute_free_datastructures): Declare.
8745 * Makefile.in (SSAEXPAND_H): New variable.
8746 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
8747 * basic-block.h (commit_one_edge_insertion): Declare.
8748 * passes.c (init_optimization_passes): Move pass_nrv and
8749 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
8750 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
8751 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
8752 (redirect_branch_edge): Deal with super block when expanding, split
8753 out jump patching itself into ...
8754 (patch_jump_insn): ... here, new static helper.
8756 2009-04-26 Michael Matz <matz@suse.de>
8758 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
8759 beyond num_ssa_names.
8760 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
8761 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
8763 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8766 * fwprop.c (forward_propagate_asm): New function.
8767 (forward_propagate_and_simplify): Propagate also into __asm, if it
8768 doesn't increase the number of referenced registers.
8771 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
8773 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8775 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
8776 note_nonlocal_vla_type for nonlocal VLAs.
8777 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
8778 contains_remapped_vars, remap_vla_decls): New functions.
8779 (convert_nonlocal_reference_stmt): If not optimizing, call
8780 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
8781 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
8782 if it wasn't found in var_map.
8783 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
8784 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
8785 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
8787 * gimplify.c (nonlocal_vlas): New variable.
8788 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
8790 (gimplify_body): Create and destroy nonlocal_vlas.
8792 * dwarf2out.c (loc_descr_plus_const): New function.
8793 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
8794 mem_loc_descriptor, loc_descriptor_from_tree_1,
8795 descr_info_loc, gen_variable_die): Use it.
8797 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
8798 !TREE_STATIC VAR_DECLs.
8799 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
8800 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
8801 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
8802 DECL_BY_REFERENCE is valid.
8803 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
8804 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
8805 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
8806 Copy DECL_BY_REFERENCE.
8807 (struct nesting_copy_body_data): New type.
8808 (nesting_copy_decl): New function.
8809 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
8810 if they have variable length.
8812 2009-04-26 Michael Matz <matz@suse.de>
8814 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
8815 mark new temporaries for renaming.
8817 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8820 * c-decl.c (global_bindings_p): Return negative value.
8821 (c_variable_size): New. Based on variable_size from
8823 (grokdeclarator): Call c_variable_size not variable_size.
8825 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
8827 * config/i386/i386.c (print_operand) ['z']: Fix typo.
8829 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
8831 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
8832 Redefine it to just use mingw/include.
8833 (ASM_SPEC): Rules for -m32 and -m64.
8834 (LINK_SPEC): Use Likewise.
8835 (SPEC_32): New define.
8836 (SPEC_64): Likewise.
8837 (SUB_LINK_SPEC): Likewise.
8838 (MULTILIB_DEFAULTS): New define.
8839 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
8840 Add multilib options.
8841 (MULTILIB_DIRNAMES): Likewise.
8842 (MULTILIB_OSDIRNAMES): Likewise.
8844 (INSTALL_LIBGCC): Likewise.
8846 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8849 * c-tree.h (enum c_inline_static_type): New.
8850 (record_inline_static): Declare.
8851 * c-decl.c (struct c_inline_static, c_inline_statics,
8852 record_inline_static, check_inline_statics): New.
8853 (pop_file_scope): Call check_inline_statics.
8854 (start_decl): Call record_inline_static instead of pedwarning
8855 directly for static in inline function.
8856 * c-typeck.c (build_external_ref): Call record_inline_static
8857 instead of pedwarning directly for static referenced in inline
8860 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
8862 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
8863 not new but only being rescanned.
8864 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
8865 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
8866 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
8867 record_set_info, compute_set, grealloc): Remove.
8868 (recompute_all_luids): New function.
8869 (gcse_main): Don't compute sets, and don't do related memory
8870 allocations/free-ing. If something changed before the end of the
8871 pass, update LUIDs using recompute_all_luids.
8872 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
8873 (free_gcse_mem): Don't free it either.
8874 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
8875 Use the df insn LUIDs.
8876 (load_killed_in_block): Likewise.
8877 (compute_hash_table_work): Don't compute reg_set_in_block.
8878 (compute_transp): Use DF_REG_DEF_CHAINs.
8879 (local_cprop_pass): Don't use compute_sets and related functions.
8880 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
8881 Use get_max_uid() instead of max_cuid.
8882 (insert_insn_end_basic_block, pre_insert_copy_insn,
8883 update_ld_motion_stores): Don't try to
8884 keep reg_set tables up to date.
8885 (pre_insert_copies): Use df insn LUIDs.
8886 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
8887 (reg_set_info): Don't use extra bitmap argument.
8888 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
8889 information to compute regs_set_in_block.
8890 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
8891 (bypass_jumps): Don't use compute_sets and friends.
8893 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8896 * opts.c (undocumented_msg): Do not leave blank even with
8899 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8901 * c-decl.c (build_enumerator): Allow values folding to integer
8902 constants but not integer constant expressions with a pedwarn if
8905 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8908 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
8909 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
8910 type is an integer constant.
8912 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8915 * config/i386/i386.c (print_operand) ['z']: Revert handling of
8918 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8921 * c-decl.c (grokdeclarator): Diagnose declarations of functions
8922 with variably modified return type and no storage class
8923 specifiers, except for the case of nested functions. Distinguish
8924 extern declarations of functions with variably modified return
8925 types from those of objects with variably modified types.
8927 2009-04-25 Jan Hubicka <jh@suse.cz>
8929 * tree.c (list_equal_p): New function.
8930 * tree.h (list_equal_p): Declare.
8931 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8932 basic_block_def, basic_block, const_basic_block): New.
8933 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
8934 (redirect_eh_edge): New function.
8935 (make_eh_edge_update_phi): EH edges are not abnormal.
8936 * except.c: Include tree-flow.h.
8937 (list_match): New function.
8938 (eh_region_replaceable_by_p): New function.
8939 (replace_region): New function.
8940 (hash_type_list): New function.
8941 (hash_eh_region): New function.
8942 (eh_regions_equal_p): New function.
8943 (merge_peers): New function.
8944 (remove_unreachable_regions): Verify EH tree when checking;
8946 (copy_eh_region_1): New function.
8947 (copy_eh_region): New function.
8948 (push_reachable_handler): New function.
8949 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
8950 regions without label but with live RESX.
8951 * except.h (redirect_eh_edge_to_label): New.
8952 * tree-flow.h (redirect_eh_edge): New.
8953 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8954 basic_block_def, basic_block, const_basic_block): Remove.
8955 * Makefile.in (except.o): Add dependency on tree-flow.h
8956 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
8957 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
8960 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
8963 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
8964 on the destination of memcpy.
8966 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
8968 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
8969 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
8970 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
8972 2009-04-25 Jan Hubicka <jh@suse.cz>
8974 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
8975 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
8976 to be reached by different label than left.
8977 (update_eh_edges): Update comment; remove edge_to_remove if possible
8978 and return true if suceeded.
8979 (cleanup_empty_eh): Accept sharing map; handle shared regions.
8980 (cleanup_eh): Compute sharing map.
8981 * except.c (remove_eh_handler_and_replace): Add argument if we should
8983 (remove_unreachable_regions): Update for label sharing.
8984 (label_to_region_map): Likewise.
8985 (get_next_region_sharing_label): New function.
8986 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
8988 (remove_eh_handler): Update.
8989 (remove_eh_region_and_replace_by_outer_of): New function.
8990 * except.h (struct eh_region): Add next_region_sharing_label.
8991 (remove_eh_region_and_replace_by_outer_of,
8992 get_next_region_sharing_label): Declare.
8993 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
8995 2009-04-25 Jan Hubicka <jh@suse.cz>
8997 * tree-cfg.c (split_critical_edges): Split also edges where we can't
8998 insert code even if they are not critical.
9000 2009-04-25 Jan Hubicka <jh@suse.cz>
9002 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9003 (gimple_can_remove_branch_p): EH edges won't remove branch by
9005 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9006 updating of non-abnormal EH edges.
9007 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9008 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9009 (split_critical_edges): Split also edges where emitting code on them
9010 will lead to splitting later.
9012 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9013 H.J. Lu <hongjiu.lu@intel.com>
9016 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9017 the configured assembler supports fildq and fistpq mnemonics.
9018 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9019 * configure: Regenerated.
9022 * config/i386/i386.c (print_operand): Handle 'Z'.
9023 ['z']: Remove handling of special fild/fist suffixes.
9024 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9025 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9026 suffix of fild insn.
9027 (*floatsi<mode>2_vector_mixed): Ditto.
9028 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9029 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9030 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9031 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9032 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9034 2009-04-25 Ben Elliston <bje@au.ibm.com>
9036 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9037 the source of a set operation.
9039 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9041 * target.h (struct gcc_target): Add case_values_threshold field.
9042 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9043 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9044 * targhooks.c (default_case_values_threshold): New function.
9045 * targhooks.h (default_case_values_threshold): Declare function.
9046 * stmt.c (expand_case): Use case_values_threshold target hook.
9047 * expr.h (case_values_threshold): Remove declartation.
9048 * expr.c (case_values_threshold): Remove function.
9049 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9051 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9052 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9053 (avr_case_values_threshold): Declare as static.
9054 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9056 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9057 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9058 (mn10300_case_values_threshold): New function.
9060 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9062 * ira.c (setup_cover_and_important_classes): Add enum cast.
9064 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9066 * genpreds.c (write_enum_constraint_num): Output definition of
9067 CONSTRAINT_NUM_DEFINED_P macro.
9068 * ira.c (setup_cover_and_important_classes): Use
9069 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9071 2009-04-24 DJ Delorie <dj@redhat.com>
9073 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9074 __SH2A_SINGLE_ONLY__ also.
9076 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9078 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9079 (movdf_internal): Ditto.
9080 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9081 SFmode and DFmode constants.
9082 (ia64_print_operand): Add 'G' format for printing
9083 floating point constants.
9085 2009-04-24 Richard Guenther <rguenther@suse.de>
9087 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9088 from unsigned additions.
9090 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9092 * c-typeck.c (set_init_index): Allow array designators that are
9093 not integer constant expressions with a pedwarn if pedantic.
9095 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9097 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9098 zero if no overlap in nonzero bits between the operands.
9100 2009-04-24 Ian Lance Taylor <iant@google.com>
9102 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9103 (record_dead_and_set_regs): Likewise.
9104 * df.h (struct df_mw_hardreg): Change flags field to int.
9105 (struct df_base_ref): Likewise.
9106 (struct df): Change changeable_flags field to int.
9107 * df-scan.c (df_defs_record): Change clobber_flags to int.
9108 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9109 constants rather than #define macros.
9110 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9111 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9112 (enum dwarf_calling_convention): Likewise.
9113 (enum dwarf_line_number_x_ops): Likewise.
9114 (enum dwarf_call_frame_info): Likewise.
9115 (enum dwarf_source_language): Likewise.
9116 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9117 (add_calling_convention_attribute): Likewise.
9118 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9119 (combine_comparisons): Change compcode to int. Add cast to enum type.
9120 * genrecog.c (maybe_both_true_2): Change c to int.
9121 (write_switch): Likewise. Add cast to enum type.
9122 * gimplify.c (gimplify_omp_for): Handle return values from
9123 gimplify_expr using MIN rather than bitwise or.
9124 (gimplify_expr): Add cast to enum type.
9125 * ipa-prop.c (update_jump_functions_after_inlining): Change
9126 IPA_BOTTOM to IPA_JF_UNKNOWN.
9127 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9128 Add casts to enum type.
9129 (setup_cover_and_important_classes): Change cl to int. Add casts
9131 (setup_class_translate): Change cl and mode to int.
9132 (ira_init_once): Change mode to int.
9133 (free_register_move_costs): Likewise.
9134 (setup_prohibited_mode_move_regs): Add casts to enum type.
9135 * langhooks.c (add_builtin_function_common): Rework assertion that
9136 value fits bitfield.
9137 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9138 * omega.c (omega_do_elimination): Avoid math on enum types.
9139 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9140 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9141 int local to handle integral_argment value.
9142 * regmove.c (try_auto_increment): Change PUT_MODE to
9144 * reload.c (push_secondary_reload): Add casts to enum type.
9145 (secondary_reload_class, find_valid_class): Likewise.
9146 * reload1.c (emit_input_reload_insns): Likewise.
9147 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9148 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9149 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9151 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9152 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9154 (expand_complex_libcall): Add casts to enum type.
9155 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9156 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9157 with ERROR_MARK, not NUM_TREE_CODES.
9158 (vect_create_epilog_for_reduction): Likewise.
9159 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9160 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9161 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9163 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9164 vect_unused_in_loop. Change 0 to loop_vect.
9165 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9166 * var-tracking.c (get_init_value): Change return type to enum
9168 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9169 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9171 (arm_override_options): Add casts to enum type.
9172 (arm_emit_tls_decoration): Likewise.
9173 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9175 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9176 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9177 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9179 * config/s390/s390.c (code_for_builtin_64): Change to array of
9181 (code_for_builtin_31): Likewise.
9182 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9184 * config/sparc/sparc.c (sparc_override_options): Change value
9185 field in struct code_model to enum cmodel. In initializer change
9186 0 to NULL and add cast to enum type.
9188 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9189 Change all callers. Issue a -Wc++-compat warning using
9190 lhs_origtype if necessary.
9191 (convert_for_assignment): Issue -Wc++-compat warnings about
9192 invalid conversions to enum type on assignment.
9193 * c-common.h (build_modify_expr): Update declaration.
9195 2009-04-24 Nick Clifton <nickc@redhat.com>
9197 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9198 (function_arg_advance): Likewise.
9199 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9202 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9204 * config/s390/constraints.md ('I', 'J'): Fix condition.
9206 2009-04-24 Diego Novillo <dnovillo@google.com>
9208 * gengtype-parse.c (parse_error): Add newline after message.
9210 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9212 * config/i386/sse.md (avxmodesuffixs): Removed.
9213 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9214 (*avx_pinsr<ssevecsize>): This.
9216 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9218 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9219 follow chains of regs with a single definition, and allow expressions
9220 that are function_invariant_p.
9221 (simple_rhs_p): Allow expressions that are function_invariant_p.
9223 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9226 * fold-const.c (fold_cond_expr_with_comparison): When folding
9227 > and >= to MAX, make sure the MAX uses the same type as the
9228 comparison's operands.
9230 2009-04-24 Nick Clifton <nickc@redhat.com>
9232 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9233 addressing for DImode accesses.
9234 (frv_print_operand_address): Handle PLUS case.
9235 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9237 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9239 PR rtl-optimization/39794
9240 * alias.c (canon_true_dependence): Add x_addr argument.
9241 * rtl.h (canon_true_dependence): Adjust prototype.
9242 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9243 * cselib.c (cselib_invalidate_mem): Likewise.
9244 * gcse.c (compute_transp): Likewise.
9245 * dse.c (scan_reads_nospill): Likewise.
9246 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9247 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9248 canon_base_addr of the group, plus optional offset.
9249 (struct group_info): Rename canon_base_mem to
9251 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9252 canon_rtx of base_mem.
9254 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9256 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9257 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9259 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9261 * config/spu/spu-builtins.h: Delete file.
9263 * config/spu/spu.h (enum spu_builtin_type): Move here from
9265 (struct spu_builtin_description): Likewise. Add GTY marker.
9266 Do not use enum spu_function_code or enum insn_code.
9267 (spu_builtins): Add extern declaration.
9269 * config/spu/spu.c: Do not include "spu-builtins.h".
9270 (enum spu_function_code, enum spu_builtin_type_index,
9271 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9272 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9273 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9274 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9275 (spu_builtin_types): Make static. Add GTY marker.
9276 (spu_builtins): Add extern declaration with GTY marker.
9279 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9280 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9281 Check programmatically whether all parameters are scalar.
9283 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9285 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9287 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9288 assignment from the constructor either if the target is volatile.
9290 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9292 * config/arm/arm.md (insv): Do not share operands[0].
9294 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9296 * config/vxlib-tls.c (active_tls_threads): Delete.
9297 (delete_hook_installed): New.
9298 (tls_delete_hook): Don't delete the delete hook.
9299 (tls_destructor): Delete it here.
9300 (__gthread_set_specific): Adjust installing the delete hook.
9301 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9302 __gthread_leave_tsd_dtor_context.
9304 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9306 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9308 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9310 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9312 (alpha_rtx_costs): Ditto.
9313 (emit_unlikely_jump): Use add_reg_note.
9314 (emit_frame_store_1): Ditto.
9315 (alpha_expand_prologue): Ditto.
9316 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9317 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9319 2009-04-23 Nick Clifton <nickc@redhat.com>
9321 * config/v850/v850.md (epilogue): Remove suppressed code.
9322 (return): Rename to return_simple and remove test of frame size.
9323 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9324 to gen_return_simple.
9326 2009-04-22 Jing Yu <jingyu@google.com>
9329 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9331 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9334 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9335 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9336 value is a VECTOR_CST, the element type is the element type of the
9339 2009-04-22 DJ Delorie <dj@redhat.com>
9341 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9343 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9345 * alias.c (find_base_term): Move around LO_SUM case, so that
9346 CONST falls through into PLUS/MINUS handling.
9349 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9350 into 0, use omit_one_operand.
9352 2009-04-23 Ben Elliston <bje@au.ibm.com>
9354 * config/rs6000/linux-unwind.h (get_regs): Remove type
9355 puns. Change the type of `pc' to an array of unsigned ints and
9356 update all users. Constify frame24.
9358 2009-04-22 DJ Delorie <dj@redhat.com>
9360 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9361 declarations before code.
9362 (current_function_special_page_vector): Likewise.
9363 (m32c_expand_insv): Silence a warning.
9365 2009-04-21 Taras Glek <tglek@mozilla.com>
9367 * alias.c: Update GTY annotations to new syntax.
9368 * basic-block.h: Likewise.
9369 * bitmap.h: Likewise.
9370 * c-common.h: Likewise.
9371 * c-decl.c: Likewise.
9372 * c-parser.c: Likewise.
9373 * c-pragma.c: Likewise.
9374 * c-tree.h: Likewise.
9375 * cfgloop.h: Likewise.
9376 * cgraph.h: Likewise.
9377 * config/alpha/alpha.c: Likewise.
9378 * config/arm/arm.h: Likewise.
9379 * config/avr/avr.h: Likewise.
9380 * config/bfin/bfin.c: Likewise.
9381 * config/cris/cris.c: Likewise.
9382 * config/darwin.c: Likewise.
9383 * config/frv/frv.c: Likewise.
9384 * config/i386/i386.c: Likewise.
9385 * config/i386/i386.h: Likewise.
9386 * config/i386/winnt.c: Likewise.
9387 * config/ia64/ia64.h: Likewise.
9388 * config/iq2000/iq2000.c: Likewise.
9389 * config/mips/mips.c: Likewise.
9390 * config/mmix/mmix.h: Likewise.
9391 * config/pa/pa.c: Likewise.
9392 * config/pa/pa.h: Likewise.
9393 * config/rs6000/rs6000.c: Likewise.
9394 * config/s390/s390.c: Likewise.
9395 * config/sparc/sparc.c: Likewise.
9396 * config/xtensa/xtensa.c: Likewise.
9397 * cselib.h: Likewise.
9398 * dbxout.c: Likewise.
9399 * dwarf2out.c: Likewise.
9400 * except.c: Likewise.
9401 * except.h: Likewise.
9402 * fixed-value.h: Likewise.
9403 * function.c: Likewise.
9404 * function.h: Likewise.
9405 * gimple.h: Likewise.
9406 * integrate.c: Likewise.
9407 * optabs.c: Likewise.
9408 * output.h: Likewise.
9411 * stringpool.c: Likewise.
9412 * tree-data-ref.c: Likewise.
9413 * tree-flow.h: Likewise.
9414 * tree-scalar-evolution.c: Likewise.
9415 * tree-ssa-address.c: Likewise.
9416 * tree-ssa-alias.h: Likewise.
9417 * tree-ssa-operands.h: Likewise.
9420 * varasm.c: Likewise.
9421 * varray.h: Likewise.
9423 * coretypes.h: Do not define GTY macro if it is already defined.
9424 * doc/gty.texi: Update GTY documentation to new syntax.
9425 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9426 annotations on structs.
9427 * gengtype-parse.c: Likewise.
9429 2009-04-22 Mark Heffernan <meheff@google.com>
9431 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9433 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9435 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9438 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9440 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9441 the same as a PLUS without a shift. Increase the cost of a
9444 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9446 * Makefile.in: Update dependencies.
9447 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9448 * errors.h: Remove bogus comment about compatibility.
9449 (warning): Update declaration.
9450 * genautomata.c: Update all calls to warning.
9451 * gimple.c: Do not include errors.h. Include toplev.h.
9452 * tree-ssa-structalias.c: Do not include errors.h.
9453 * omega.c: Likewise.
9454 * tree-ssa-reassoc.c: Likewise.
9455 * config/spu/spu-c.c: Likewise.
9456 * config/spu/t-spu-elf: Update dependencies.
9458 2009-04-22 Richard Guenther <rguenther@suse.de>
9460 PR tree-optimization/39824
9461 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9462 make sure the types are compatible.
9464 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9467 * c-common.c (c_parse_error): Take a token_flags parameter.
9468 Use token_type for the token type instead.
9469 Pass token_flags to cpp_type2name.
9470 * c-common.h (c_parse_error): Update declaration.
9471 * c-parser.c (c_parser_error): Pass 0 as token flags.
9473 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9475 PR rtl-optimization/39580
9476 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9478 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9480 * function.c (expand_function_end): Do not emit a jump to the "naked"
9481 return label for fall-through returns.
9482 * except.c (sjlj_emit_function_exit): Always place the call to the
9483 unregister function at the location installed by expand_function_end.
9485 2009-04-22 Richard Guenther <rguenther@suse.de>
9487 PR tree-optimization/39845
9488 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9489 (gen_inbound_check): Likewise.
9491 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9493 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9495 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9496 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9498 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9500 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9501 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9502 shift counts to avoid out-of-bounds array accesses.
9504 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9506 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9507 (Pmode): Move above.
9509 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9511 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9512 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9513 GET_CODE macro. Use IN_RANGE macro where appropriate.
9514 * config/alpha/alpha.h: Ditto.
9515 * config/alpha/alpha.md: Ditto.
9516 * config/alpha/constraints.md: Ditto.
9517 * config/alpha/predicates.md: Ditto.
9519 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9521 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
9522 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9523 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9524 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9525 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9526 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9527 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9528 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9529 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9530 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9531 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9532 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9533 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9534 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9535 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9536 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9537 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9538 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9539 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9540 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9541 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9542 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9543 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9544 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9545 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9546 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9547 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9549 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9551 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
9552 references from comments.
9553 * cfgbuild.c: (count_basic_blocks): Delete.
9554 (find_basic_blocks_1): Delete.
9555 (find_basic_blocks): Delete.
9556 * except.c (finish_eh_generation): Make static. Move comment from
9557 except.h here. Remove find_basic_blocks references from comments.
9558 * except.h (finish_eh_generation): Delete.
9559 * basic-block.h (find_basic_blocks): Delete.
9560 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
9562 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
9564 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
9565 (sdbout_parms): Likewise.
9567 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9569 * config/sh/sh.c (prepare_cbranch_operands): Use
9570 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
9571 (expand_cbranchdi4): Likewise.
9572 (from_compare): Add cast to enum type.
9573 (expand_cbranchsi4): Use add_reg_note.
9574 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
9575 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
9576 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
9577 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9578 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
9579 instead of CODE_FOR_nothing.
9580 (cbranchdi4): Likewise. Fix the order of arguments for
9582 (push_fpscr): Use add_reg_note.
9583 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
9584 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
9586 2009-04-21 Joseph Myers <joseph@codesourcery.com>
9588 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
9589 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9590 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9591 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
9592 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
9593 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
9594 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
9595 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
9596 config/alpha/x-vms, config/arc/t-arc,
9597 config/arm/README-interworking, config/arm/arm-c.c,
9598 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
9599 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
9600 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
9601 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
9602 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
9603 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
9604 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
9605 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
9606 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
9607 config/cris/t-elfmulti, config/crx/t-crx,
9608 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
9609 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
9610 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
9611 config/h8300/t-h8300, config/i386/athlon.md,
9612 config/i386/darwin-libgcc.10.4.ver,
9613 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
9614 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
9615 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
9616 config/i386/t-linux64, config/i386/t-nwld,
9617 config/i386/t-rtems-i386, config/i386/t-sol2-10,
9618 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
9619 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
9620 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
9621 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
9622 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
9623 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
9624 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
9625 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
9626 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
9627 config/m68k/t-uclinux, config/mcore/t-mcore,
9628 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
9629 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
9630 config/mips/crtn.asm, config/mips/irix-crti.asm,
9631 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
9632 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
9633 config/mips/mips-fixed.md, config/mips/sb1.md,
9634 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
9635 config/mips/t-iris6, config/mips/t-isa3264,
9636 config/mips/t-libgcc-mips16, config/mips/t-linux64,
9637 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
9638 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
9639 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
9640 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
9641 config/mn10300/t-linux, config/mn10300/t-mn10300,
9642 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
9643 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
9644 config/picochip/libgccExtras/clzsi2.asm,
9645 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
9646 config/rs6000/darwin-libgcc.10.4.ver,
9647 config/rs6000/darwin-libgcc.10.5.ver,
9648 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
9649 config/rs6000/t-aix43, config/rs6000/t-aix52,
9650 config/rs6000/t-darwin, config/rs6000/t-fprules,
9651 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
9652 config/rs6000/t-lynx, config/rs6000/t-netbsd,
9653 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
9654 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
9655 config/rs6000/t-rtems, config/rs6000/t-spe,
9656 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
9657 config/score/t-score-elf, config/sh/divcost-analysis,
9658 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
9659 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
9660 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
9661 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
9662 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
9663 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
9664 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
9665 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
9666 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
9667 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
9668 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
9669 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
9670 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
9671 limitx.h, version.c, xcoff.h: Add copyright and license notices.
9672 * config/h8300/genmova.sh: Include copyright and license notices
9673 in generated output.
9674 * config/h8300/mova.md: Regenerate.
9675 * doc/install.texi2html: Include word "Copyright" in copyright
9676 notice and use name "Free Software Foundation, Inc.".
9677 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9678 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9679 ChangeLog-2007, ChangeLog-2008: Correct dates.
9681 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9683 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9684 NE_EXPR operations as well.
9685 * c-parser.c (c_parser_condition): Do not set location information on
9687 (c_parser_conditional_expression): Likewise.
9688 (c_parser_binary_expression): Set location information on operators.
9689 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
9690 TRUTH_NOT_EXPR has been folded.
9691 * fold-const.c (fold_truth_not_expr): Copy location information from
9692 the incoming expression to the outgoing one.
9693 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
9694 recursive calls on the LHS of the operator but pass that of the
9695 operator to recursive calls on the RHS of the operator. Set it
9697 (shortcut_cond_expr): Set the locus of the operator on the second
9698 COND_EXPR and that of the expression on the first in degenerate cases.
9699 Pass the locus of the expression to calls to shortcut_cond_r.
9700 Set the locus of the 'then' block on the associated jump, if any.
9701 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9702 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9703 expression to call to gimplify_boolean_expr.
9705 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9707 * config.gcc: Add additional configuration for
9708 i686-w64-mingw* and x86_64-w64-mingw* triplet.
9709 * config/i386/mingw-w64.h: New mingw-w64 specific header.
9710 (CPP_SPEC): Redefine for allowing -municode option.
9711 (STARTFILE_SPEC): Likewise.
9712 * config/i386/t-mingw-w64: New.
9713 * config/i386/mingw-w64.opt: New.
9714 (municode): Add new target option.
9715 * doc/invoke.texi (municode): Add documentation for new option.
9717 2009-04-21 Ian Lance Taylor <iant@google.com>
9719 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9720 Correct test for number of arguments.
9721 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
9723 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
9725 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
9726 argument of emit_library_call.
9728 2009-04-21 Richard Guenther <rguenther@suse.de>
9731 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
9732 inside VIEW_CONVERT_EXPRs.
9734 2009-04-21 Martin Jambor <mjambor@suse.cz>
9736 * tree-switch-conversion.c (build_constructors): Split a long line.
9737 (constructor_contains_same_values_p): New function.
9738 (build_one_array): Create assigns of constants if possible, do not
9739 call mark_sym_for_renaming, call update_stmt.
9740 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
9741 make_rename_temp. Do not call mark_symbols_for_renaming, call
9743 (gen_def_assigns): Do not call mark_symbols_for_renaming or
9744 find_new_referenced_vars, call update_stmt.
9745 (gen_inbound_check): Use create_tmp_var and create ssa names manually
9746 instead of calling make_rename_temp. Do not call
9747 find_new_referenced_vars or mark_symbols_for_renaming, call
9750 2009-04-21 Richard Guenther <rguenther@suse.de>
9752 PR tree-optimization/39827
9753 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
9754 (tree_ssa_phiprop): Pass the correct array size.
9756 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
9758 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
9760 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9763 * c-typeck.c (lvalue_p): Move declaration ...
9764 * c-common.h (lvalue_p): ... to here.
9765 * c-common.c (candidate_equal_p): New.
9766 (add_tlist): Use it.
9767 (merge_tlist): Use it.
9768 (warn_for_collisions_1): Likewise.
9769 (warning_candidate_p): Accept more candidates.
9770 (verify_tree): A warning candidate can be an expression. Use
9773 2009-04-21 Ben Elliston <bje@au.ibm.com>
9776 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
9777 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
9778 options. Remove -mcall-solaris documentation.
9780 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9783 * doc/invoke.texi (-Wlong-long): Update description.
9784 * c-lex (interpret_integer): Only warn if there was no previous
9785 overflow and -Wlong-long is enabled.
9786 * c-decl.c (declspecs_add_type): Drop redundant flags.
9787 * c.opt (Wlong-long): Init to -1.
9788 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
9789 and front-end warn_long_long. Wlong-long only depends on other
9790 flags if it is uninitialized.
9791 * c-parser.c (disable_extension_diagnostics): warn_long_long is
9792 the same for CPP and FE.
9793 (restore_extension_diagnostics): Likewise.
9795 2009-04-20 Ian Lance Taylor <iant@google.com>
9797 Fix enum conversions which are invalid in C++:
9798 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
9799 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
9800 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
9801 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
9802 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
9803 (dbxout_parms): Likewise.
9804 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
9805 (df_clear_flags): Likewise.
9806 * df-problems.c (df_rd_bb_local_compute_process_def): Change
9807 top_flag parameter to int.
9808 (df_chain_create_bb_process_use): Likewise.
9809 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
9811 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
9812 (df_ref_create_structure, df_def_record_1): Likewise.
9813 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
9814 (df_notes_rescan): Change 0 to VOIDmode in function call.
9815 (df_get_call_refs, df_insn_refs_collect): Likewise.
9816 (df_bb_regs_collect): Likewise.
9817 (df_entry_block_defs_collect): Likewise.
9818 (df_exit_block_uses_collect): Likewise.
9819 * df.h: Update declarations.
9820 * double-int.c (double_int_divmod): Add cast to enum type.
9821 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
9822 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
9823 (based_loc_descr): Likewise.
9824 (loc_descriptor_from_tree_1): Change first_op and second_op to
9825 enum dwarf_location_atom. Add cast to enum type.
9826 * expmed.c (init_expmed): Change 0 to SET in function call.
9827 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
9828 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
9829 (do_store_flag): Likewise.
9830 * fixed-value.h (struct fixed_value): Change mode to enum
9832 * function.c (assign_parms): Change 0 to VOIDmode in function call.
9833 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
9835 (insert_insn_decl, insert_decl, insert_state): Likewise.
9836 (automata_list_finish): Likewise.
9837 * genrecog.c (process_define_predicate): Add cast to enum type.
9838 * gensupport.c (init_predicate_table): Add cast to enum type.
9839 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
9841 (gimple_build_call_1, gimple_build_label): Likewise.
9842 (gimple_build_goto, gimple_build_asm_1): Likewise.
9843 (gimple_build_switch_1, gimple_build_cdt): Likewise.
9844 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
9845 (enum fallback): Rename from enum fallback_t.
9846 (fallback_t): Typedef as int.
9847 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
9848 GSI_SAME_STMT in function call.
9849 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
9851 (setup_reg_class_relations): Likewise.
9852 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
9853 (setup_prohibited_class_mode_regs): Add cast to enum type.
9854 (setup_prohibited_mode_move_regs): Likewise.
9855 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
9856 (record_address_regs): Change i to enum reg_class.
9857 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
9858 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
9859 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
9860 (GET_MODE_2XWIDER_MODE): Likewise.
9861 (GET_CLASS_NARROWEST_MODE): Likewise.
9862 * omp-low.c (expand_omp_for): Add cast to enum type.
9863 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
9864 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
9865 * postreload.c (reload_cse_simplify_operands): Change rclass local
9867 * predict.c (combine_predictions_for_insn): Change best_predictor
9868 and predictor to enum br_predictor.
9869 (combine_predictions_for_bb): Likewise.
9870 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
9871 use SET_PREDICT_EXPR_OUTCOME.
9872 * real.c (real_arithmetic): Change icode to code in function call.
9873 * reginfo.c (init_move_cost): Add casts to enum type.
9874 (init_reg_sets_1, init_fake_stack_mems): Likewise.
9875 * regmove.c (regclass_compatible_p): Change class0 and class1 to
9877 * reload.c (find_valid_class): Add casts to enum type.
9878 (push_reload): Change 0 to NO_REGS in function call.
9879 (find_reloads): Change this_alternative to array of enum
9880 reg_class. Remove some now-unnecessary casts.
9881 (make_memloc): Change 0 to VOIDmode in function call.
9882 * reload1.c (reload): Change 0 to VOIDmode in function call.
9883 (eliminate_regs_1, elimination_effects): Likewise.
9884 (eliminate_regs_in_insn): Likewise.
9885 (emit_input_reload_insns): Add cast to enum type.
9886 (delete_output_reload): Change 0 to VOIDmode in function call.
9887 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
9888 to enum type in function call.
9889 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
9890 (SET_PREDICT_EXPR_OUTCOME): Define.
9891 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
9892 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
9893 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
9894 (dump_function): Likewise.
9895 * tree-dump.h: Update declarations.
9896 * tree-pass.h: Update declarations.
9897 * varasm.c (assemble_integer): Change mclass to enum mode_class.
9898 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
9900 (arm_rtx_costs_1): Correct parenthesization.
9901 (arm_rtx_costs): Add casts to enum type.
9902 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
9903 (vfp_emit_fstmd): Use add_rg_note.
9904 (emit_multi_reg_push, emit_sfm): Likewise.
9905 (thumb_set_frame_pointer): Likewise.
9906 (arm_expand_prologue): Likewise.
9907 (arm_regno_class): Change return type to enum reg_class.
9908 (thumb1_expand_prologue): Use add_reg_note.
9909 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
9910 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
9912 * config/arm/gentune.sh: Add cast to enum type.
9913 * config/arm/arm-tune.md: Rebuild.
9914 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
9915 (ix86_split_fp_branch, predict_jump): Likewise.
9916 (ix86_expand_multi_arg_builtin): Change sub_code from enum
9917 insn_code to enum rtx_code.
9918 (ix86_builtin_vectorized_function): Add cast to enum type.
9919 * config/i386/i386.md (truncdfsf2): Change slot to enum
9921 (truncxf<mode>2, isinf<mode>2): Likewise.
9922 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
9924 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
9925 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
9926 (insert_bundle_state): Change 1 to INSERT in function call.
9927 (ia64_add_bundle_selector_before): Likewise.
9928 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
9929 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
9930 (restore_stack_nonlocal): Likewise.
9931 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
9933 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
9935 (mips_rtx_costs): Likewise.
9936 (mips_override_options): Add casts to enum type.
9937 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
9939 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
9940 (store_reg, set_reg_plus_d): Likewise.
9941 (hppa_expand_prologue, hppa_profile_hook): Likewise.
9942 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9944 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
9946 (emit_unlikely_jump): Use add_reg_note.
9947 (rs6000_emit_allocate_stack): Likewise.
9948 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
9949 (output_toc): Change 1 to INSERT in function call.
9950 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
9951 (rs6000_initialize_trampoline): Likewise.
9952 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
9954 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
9955 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
9956 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
9957 (save_gprs): Use add_reg_note.
9958 (s390_emit_prologue): Likewise.
9959 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9960 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
9961 (sparc_fold_builtin): Add cast to enum type.
9962 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
9964 (spu_expand_prologue): Use add_reg_note.
9965 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
9967 2009-04-20 Ian Lance Taylor <iant@google.com>
9969 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
9970 (c_parser_postfix_expression_after_primary): Get VEC for list of
9971 arguments. Get original types of arguments. Call
9972 build_function_call_vec.
9973 (cached_expr_list_1, cached_expr_list_2): New static variables.
9974 (c_parser_expr_list): Change return type to VEC *. Add
9975 p_orig_types parameter. Change all callers.
9976 (c_parser_release_expr): New static function.
9977 (c_parser_vec_to_tree_list): New static function.
9978 * c-typeck.c (build_function_call): Rewrite to build a VEC and
9979 call build_function_call_vec.
9980 (build_function_call_vec): New function, based on old
9981 build_function_call.
9982 (convert_arguments): Remove nargs and argarray parameters. Change
9983 values to a VEC. Add origtypes parameter.
9984 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
9985 (convert_for_assignment): Add origtype parameter. Change all
9986 callers. If warn_cxx_compat, check for conversion to an enum
9987 type when calling a function.
9988 (store_init_value): Add origtype parameter. Change all callers.
9989 (digest_init): Likewise.
9990 (struct init_node): Add origtype field.
9991 (add_pending_init): Add origtype parameter. Change all callers.
9992 (output_init_element): Likewise.
9993 (output_pending_init_elements): Pass origtype from init_node to
9994 output_init_element.
9995 (process_init_element): Pass origtype from c_expr to
9996 output_init_element.
9997 (c_finish_return): Add origtype parameter. Change all callers.
9998 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10000 (sync_resolve_params): Likewise.
10001 (sync_resolve_return): Change params to first_param. Change caller.
10002 (resolve_overloaded_builtins): Change params to VEC *. Change
10003 callers. Save first parameter around call to build_function_call_vec.
10004 * c-decl.c (finish_decl): Add origtype parameter. Change all
10005 callers. Call build_function_call_vec rather than
10006 build_function_call for cleanup.
10007 * c-tree.h: Update declarations.
10008 * c-common.h: Update declarations.
10009 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10010 params to first_param.
10011 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10012 params parameter from tree to void *.
10013 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10014 Change arglist parameter to have type void *, and to be a pointer
10016 * config/rs6000/rs6000-protos.h
10017 (altivec_resolve_overloaded_builtin): Update declaration.
10018 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10019 fnargs parameter to have type void *, and to be a pointer to a
10020 VEC. Call build_function_call_vec instead of
10021 build_function_call.
10022 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10024 2009-04-20 Joey Ye <joey.ye@intel.com>
10025 Xuepeng Guo <xuepeng.guo@intel.com>
10026 H.J. Lu <hongjiu.lu@intel.com>
10028 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10030 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10031 (IX86_LEA_PRIORITY): Likewise.
10032 (distance_non_agu_define): New function.
10033 (distance_agu_use): Likewise.
10034 (ix86_lea_for_add_ok): Likewise.
10035 (ix86_dep_by_shift_count): Likewise.
10037 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10038 should split for LEA.
10040 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10042 (ix86_dep_by_shift_count): Likewise.
10044 2009-04-20 Richard Guenther <rguenther@suse.de>
10046 * expr.c (handled_component_p): Move ...
10047 * tree.h (handled_component_p): ... here.
10048 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10049 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10050 and REALPART_EXPR to be in one group.
10052 2009-04-20 Richard Guenther <rguenther@suse.de>
10054 * basic-block.h (get_all_dominated_blocks): Declare.
10055 * dominance.c (get_all_dominated_blocks): New function.
10056 * tree-cfg.c (get_all_dominated_blocks): Remove.
10057 (remove_edge_and_dominated_blocks): Adjust.
10058 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10059 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10060 instead of recursing.
10062 2009-04-20 Doug Kwan <dougkwan@google.com>
10064 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10065 (struct cgraph_node_set_def): New type.
10066 (cgraph_node_set) New type. Also declare vector functions.
10067 (struct cgraph_node_set_element_def): New type.
10068 (cgraph_node_set_element): Ditto.
10069 (cgraph_node_set_iterator): New iterator type.
10070 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10071 cgraph_node_set_remove, dump_cgraph_node_set,
10072 debug_cgraph_node_set): New prototypes.
10073 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10074 cgraph_node_set_size): New inlines.
10075 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10076 including cgraph.h.
10077 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10078 argument to function 'write_summary'.
10079 * ipa.c: Include ggc.h.
10080 (hash_cgraph_node_set_element,
10081 eq_cgraph_node_set_element, cgraph_node_set_new,
10082 cgraph_node_set_add, cgraph_node_set_remove,
10083 cgraph_node_set_find, dump_cgraph_node_set,
10084 debug_cgraph_node_set): New functions.
10085 * Makefile.in (ipa.o): Add dependency on GGC_H.
10087 2009-04-20 Ira Rosen <irar@il.ibm.com>
10089 PR tree-optimization/39675
10090 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10091 check of the return code of vect_schedule_slp. Check that
10092 stmt_vec_info still exists for the statement, before checking its
10093 vectorization type.
10095 2009-04-20 Michael Matz <matz@suse.de>
10097 * Makefile.in (generated_files): Take out $(simple_generated_c).
10099 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10101 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10102 (UINTPTR_TYPE): Likewise.
10104 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10107 * c-typeck.c (digest_init): Check for initializing an array with a
10110 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10113 * c-semantics.c (pop_stmt_list): Propagate
10114 STATEMENT_LIST_HAS_LABEL to parent statement list.
10116 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10118 * config/mips/mips.h (mips_tune_attr): New macro.
10119 * config/mips/mips.md (cpu): Use it.
10121 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10124 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10127 2009-04-19 Diego Novillo <dnovillo@google.com>
10129 * toplev.c (compile_file): Move call to coverage_finish ...
10130 * cgraphunit.c (ipa_passes): ... here.
10131 Call cgraph_process_new_functions.
10132 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10133 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10135 2009-04-19 Jan Hubicka <jh@suse.cz>
10137 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10139 (dump_cgraph_node): Dump can throw external flag.
10140 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10142 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10146 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10147 * common.opt (Wlogical-op): Move from here...
10148 * c.opt (Wlogical-op): ... to here.
10149 * c-typeck.c (parser_build_binary_op): Update call to
10150 warn_logical_operator.
10151 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10153 * c-common.c (warn_logical_op): Update.
10154 * c-common.h (warn_logical_op): Update declaration.
10156 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10158 * tree.c (protected_set_expr_location): Fix formatting.
10160 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10163 * c-typeck.c (readonly_warning): new.
10164 (build_unary_op, build_modify_expr): Use readonly_warning for
10165 storing into something readonly but not const-qualified.
10167 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10170 * c-typeck.c (build_unary_op): Check for taking address of
10171 expression of type void.
10173 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10176 * c-typeck.c (build_function_call): Check for calling a function
10177 with qualified void return types. Call require_complete_type when
10180 2009-04-18 Jan Hubicka <jh@suse.cz>
10182 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10184 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10185 can_throw_external flag.
10186 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10187 * ipa-pure-const.c (ignore_edge): New function.
10188 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10189 only over can_throw_external edges.
10190 (local_pure_const): Add nothrow flag.
10191 * ipa-utils.c (searchc): Add ignore_edge callback.
10192 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10193 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10194 (set_nothrow_function_flags): Update cgraph.
10195 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10197 2009-04-18 Richard Guenther <rguenther@suse.de>
10199 PR middle-end/39804
10200 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10201 (fold_stmt): ... this and ...
10202 (fold_stmt_inplace): ... this.
10203 (fold_stmt_1): Fold references in calls and asms.
10204 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10206 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10208 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10209 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10211 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10213 * tree.c (function_args_count): Remove.
10214 * tree.h: Remove the prototype for function_args_count.
10216 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10218 * tree-iterator.c (expr_only): Remove.
10219 * tree.h: Remove the prototype for expr_only.
10221 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10223 * reginfo.c (cannot_change_mode_set_regs): Remove.
10224 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10226 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10228 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10229 whether operands 0 and 1 overlaps.
10231 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10233 PR middle-end/36902
10234 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10235 pointer. Use warning_at instead of warning.
10236 (search_for_addr_array): Likewise.
10237 (check_array_bounds): Likewise.
10238 (check_all_array_refs): Check that the incoming edge is not in the
10239 list of edges to be removed.
10240 (check_all_array_refs): Avoid the temporal pointer.
10241 (vrp_visit_cond_stmt): Fix typo.
10242 (simplify_switch_using_ranges): Handle the case where the switch
10243 index is an integer constant.
10245 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10247 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10249 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10251 * doc/extend.texi, doc/invoke.texi: Fix typos.
10253 2009-04-17 Cary Coutant <ccoutant@google.com>
10255 * tree-flow-inline.h (get_lineno): Fix inverted test.
10257 2009-04-17 Diego Novillo <dnovillo@google.com>
10259 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10260 assertion for AVAIL_OUT.
10262 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10265 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10266 * config/sh/linux-atomic.asm: Likewise.
10268 2009-04-17 Diego Novillo <dnovillo@google.com>
10270 * except.c (debug_eh_tree): New.
10271 (struct eh_region, struct eh_status): Move ...
10272 * except.h: ... here.
10273 (add_type_for_runtime): Declare extern.
10274 (lookup_type_for_runtime): Likewise.
10275 (debug_eh_tree): Declare.
10276 * Makefile.in (GTFILES): List except.h before except.c
10278 2009-04-17 Diego Novillo <dnovillo@google.com>
10280 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10281 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10282 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10283 (find_vars_r): ... here.
10284 * tree-flow.h (find_referenced_vars_in): Declare.
10285 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10286 that AVAIL_OUT exists for BLOCK.
10287 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10288 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10289 (tree-parloops.o): Likewise.
10291 2009-04-17 Simon Baldwin <simonb@google.com>
10293 * toplev.c (default_tree_printer): Add handling for %E format.
10295 2009-04-17 Diego Novillo <dnovillo@google.com>
10297 * tree-pretty-print.c (dump_generic_node): Add break after
10298 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10299 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10300 FUNCTION_TYPE together. Call print_struct_decl when printing
10301 structures and TDF_SLIM is not given.
10302 (print_struct_decl): Fix logic for detecting recursion.
10304 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10307 * gcc.c (create_at_file): New.
10308 (compile_input_file_p): New.
10309 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10310 * main.c (main): Update call to toplev_main.
10311 * toplev.c (toplev_main): Change signature. Call expandargv.
10312 * toplev.h (toplev_main): Change signature.
10314 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10316 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10317 if the latter is not constant.
10319 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10321 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10323 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10325 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10326 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10328 2009-04-17 Richard Guenther <rguenther@suse.de>
10330 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10331 Handle component references view-converting an invariant address.
10333 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10335 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10336 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10337 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10338 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10339 Use @deftypevr rather than @deftypevar.
10341 2009-04-17 Richard Guenther <rguenther@suse.de>
10343 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10344 (get_prop_source_stmt): Likewise.
10345 (can_propagate_from): Likewise.
10347 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10349 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10350 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10351 (--with-multilib-list): Add default value.
10352 * configure: Regenerate.
10353 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10354 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10355 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10356 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10357 Don't add default cpu to multilib list unnecessarily, but do enable
10358 the relevant compiler option..
10359 Add support for --with-multilib-list=<blank> and
10360 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10361 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10362 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10363 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10364 TM_MULTILIB_CONFIG.
10365 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10366 (MULTILIB_OSDIRNAMES): New variable.
10367 * config/sh/t-1e: Delete file.
10368 * config/sh/t-mlib-sh1: Delete file.
10369 * config/sh/t-mlib-sh2: Delete file.
10370 * config/sh/t-mlib-sh2a: Delete file.
10371 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10372 * config/sh/t-mlib-sh2a-single: Delete file.
10373 * config/sh/t-mlib-sh2a-single-only: Delete file.
10374 * config/sh/t-mlib-sh2e: Delete file.
10375 * config/sh/t-mlib-sh3e: Delete file.
10376 * config/sh/t-mlib-sh4: Delete file.
10377 * config/sh/t-mlib-sh4-nofpu: Delete file.
10378 * config/sh/t-mlib-sh4-single: Delete file.
10379 * config/sh/t-mlib-sh4-single-only: Delete file.
10380 * config/sh/t-mlib-sh4a: Delete file.
10381 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10382 * config/sh/t-mlib-sh4a-single: Delete file.
10383 * config/sh/t-mlib-sh4a-single-only: Delete file.
10384 * config/sh/t-mlib-sh4al: Delete file.
10385 * config/sh/t-mlib-sh5-32media: Delete file.
10386 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10387 * config/sh/t-mlib-sh5-64media: Delete file.
10388 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10389 * config/sh/t-mlib-sh5-compact: Delete file.
10390 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10391 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10392 * doc/install.texi (Options specification): Add
10393 --with-multilib-list and --with-endian.
10395 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10397 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10399 (OBJS-common): Add plugin-version.o.
10400 (plugin-version.o): New.
10401 * gcc-plugin.h (plugin_gcc_version): New.
10402 (plugin_default_version_check): New.
10403 (plugin_init_func, plugin_init): Add version argument.
10404 * plugin-version.c: New.
10405 * plugin.c (str_plugin_gcc_version_name): New.
10406 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10407 pass it to the init function.
10408 (plugin_default_version_check): New.
10410 2009-04-17 Richard Guenther <rguenther@suse.de>
10412 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10413 for decl-vs-decl disambiguation.
10415 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10417 * config/s390/s390.h (s390_tune_attr): New macro definition.
10418 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10420 2009-04-17 Richard Guenther <rguenther@suse.de>
10422 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10423 (fold_stmt_r): Likewise.
10424 (maybe_fold_reference): New function.
10425 (fold_gimple_assign): Handle cases fold_stmt_r did.
10426 (fold_stmt): Do not use fold_stmt_r.
10427 (fold_stmt_inplace): Likewise.
10429 2009-04-17 Richard Guenther <rguenther@suse.de>
10431 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10432 (record_equivalences_from_stmt): Remove useless checks and
10434 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10435 the type is already suitable.
10437 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10439 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10441 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10443 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10444 (CMPtype): Define as __gcc_CMPtype.
10446 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10448 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10449 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10451 2009-04-17 Richard Guenther <rguenther@suse.de>
10453 PR tree-optimization/39746
10454 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10455 special-casing for builtins and static variable use/def.
10456 (call_may_clobber_ref_p_1): Likewise.
10458 2009-04-16 Ian Lance Taylor <iant@google.com>
10460 * df.h: Include "timevar.h".
10461 (struct df_problem): Change tv_id field to timevar_id_t.
10462 * tree-pass.h: Include "timevar.h".
10463 (struct opt_pass): Change tv_id field to timevar_id_t.
10464 * timevar.h (timevar_id_t): Define TV_NONE.
10465 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10466 TV_NONE rather than tv_id != 0.
10467 (execute_one_pass): Likewise.
10468 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10469 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10470 dependencies to $(TREE_PASS_H).
10471 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10473 (pass_branch_target_load_optimize2): Likewise.
10474 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10475 (pass_outof_cfg_layout_mode): Likewise.
10476 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10477 (pass_rebuild_cgraph_edges): Likewise.
10478 (pass_remove_cgraph_callee_edges): Likewise.
10479 * df-core.c (pass_df_initialize_opt): Likewise.
10480 (pass_df_initialize_no_opt): Likewise.
10481 (pass_df_finish): Likewise.
10482 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10483 * except.c (pass_set_nothrow_function_flags): Likewise.
10484 (pass_convert_to_eh_region_ranges): Likewise.
10485 * final.c (pass_compute_alignments): Likewise.
10486 * function.c (pass_instantiate_virtual_regs): Likewise.
10487 (pass_init_function): Likewise.
10488 (pass_leaf_regs): Likewise.
10489 (pass_match_asm_constraints): Likewise.
10490 * gimple-low.c (pass_lower_cf): Likewise.
10491 (pass_mark_used_blocks): Likewise.
10492 * init-regs.c (pass_initialize_regs): Likewise.
10493 * integrate.c (pass_initial_value_sets): Likewise.
10494 * ira.c (pass_ira): Likewise.
10495 * jump.c (pass_cleanup_barriers): Likewise.
10496 * omp-low.c (pass_expand_omp): Likewise.
10497 (pass_lower_omp): Likewise.
10498 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10499 * recog.c (pass_split_all_insns): Likewise.
10500 (pass_split_after_reload): Likewise.
10501 (pass_split_before_regstack): Likewise.
10502 (pass_split_before_sched2): Likewise.
10503 (pass_split_for_shorten_branches): Likewise.
10504 * reginfo.c (pass_reginfo_init): Likewise.
10505 (pass_subregs_of_mode_init): Likewise.
10506 (pass_subregs_of_mode_finish): Likewise.
10507 * passes.c (pass_postreload): Likewise.
10508 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10509 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10510 (pass_warn_function_return): Likewise.
10511 (pass_warn_function_noreturn): Likewise.
10512 * tree-complex.c (pass_lower_complex): Likewise.
10513 (pass_lower_complex_O0): Likewise.
10514 * tree-if-conv.c (pass_if_conversion): Likewise.
10515 * tree-into-ssa.c (pass_build_ssa): Likewise.
10516 * tree-mudflap.c (pass_mudflap_1): Likewise.
10517 (pass_mudflap_2): Likewise.
10518 * tree-nomudflap.c (pass_mudflap_1): Likewise.
10519 (pass_mudflap_2): Likewise.
10520 * tree-nrv.c (pass_return_slot): Likewise.
10521 * tree-object-size.c (pass_object_sizes): Likewise.
10522 * tree-optimize.c (pass_all_optimizations): Likewise.
10523 (pass_early_local_passes): Likewise.
10524 (pass_all_early_optimizations): Likewise.
10525 (pass_cleanup_cfg): Likewise.
10526 (pass_cleanup_cfg_post_optimizing): Likewise.
10527 (pass_free_datastructures): Likewise.
10528 (pass_free_cfg_annotations): Likewise.
10529 (pass_fixup_cfg): Likewise.
10530 (pass_init_datastructures): Likewise.
10531 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
10532 (pass_late_warn_uninitialized): Likewise.
10533 (pass_update_address_taken): Likewise.
10534 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
10535 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
10536 (pass_cse_sincos): Likewise.
10537 (pass_convert_to_rsqrt): Likewise.
10538 * tree-ssa-structalias.c (pass_build_alias): Likewise.
10539 * tree-stdarg.c (pass_stdarg): Likewise.
10540 * tree-tailcall.c (pass_tail_recursion): Likewise.
10541 (pass_tail_calls): Likewise.
10542 * tree-vect-generic.c (pass_lower_vector): Likewise.
10543 (pass_lower_vector_ssa): Likewise.
10544 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
10546 2009-04-16 Joseph Myers <joseph@codesourcery.com>
10548 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
10550 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
10552 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
10553 logical and signext.
10555 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
10558 * config/sh/predicates.md (arith_operand): Check if the operand
10559 of TRUNCATE is a REG.
10561 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10563 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10564 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10566 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10568 * tree-iterator.c (tsi_split_statement_list_after,
10569 tsi_split_statement_list_before): Remove.
10570 * tree-iterator.h: Remove the prototypes for
10571 tsi_split_statement_list_after and tsi_split_statement_list_before.
10573 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10575 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
10576 * tree-ssa-propagate.h: Remove the prototype for
10577 stmt_makes_single_load.
10579 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10581 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10582 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
10584 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10586 * tree-iterator.c (EXPR_LAST_BODY): Remove.
10588 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10590 * except.c (eh_region_outer_p): Remove.
10591 * except.h: Remove the prototype for eh_region_outer_p.
10593 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10595 * function.c (current_function_assembler_name): Remove.
10596 * function.h: Remove the prototype for
10597 current_function_assembler_name.
10599 2009-04-16 Ian Lance Taylor <iant@google.com>
10601 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
10602 (add_reg_note): Call alloc_reg_note.
10603 * rtl.h (alloc_reg_note): Declare.
10604 * combine.c (try_combine): Use alloc_reg_note.
10605 (recog_for_combine, move_deaths): Likewise.
10606 (distribute_notes): Use alloc_reg_note and add_reg_note.
10607 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
10608 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
10609 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
10611 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
10613 PR rtl-optimization/39762
10614 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
10615 ira_may_move_out_cost): Add comments about way of their usage.
10616 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
10618 * ira-conflicts.c (process_regs_for_copy): Use function
10619 ira_get_register_move_cost instead of global
10620 ira_register_move_cost.
10622 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
10623 color_pass, move_spill_restore, update_curr_costs): Ditto.
10625 * ira-lives.c (process_single_reg_class_operands): Ditto.
10627 * ira-emit.c (emit_move_list): Ditto.
10629 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
10630 (record_reg_classes): Ditto. Use functions
10631 ira_get_register_move_cost and ira_get_may_move_cost instead of
10632 global vars ira_register_move_cost, ira_may_move_out_cost and
10633 ira_may_move_in_cost.
10634 (record_address_regs): Don't call ira_init_register_move_cost.
10635 Use function ira_get_may_move_cost instead of global
10636 ira_may_move_in_cost.
10637 (process_bb_node_for_hard_reg_moves): Use function
10638 ira_get_register_move_cost instead of global ira_register_move_cost.
10639 (ira_costs): Don't call ira_init_register_move_cost.
10641 2009-04-16 Richard Guenther <rguenther@suse.de>
10643 * tree-cfg.c (verify_gimple_assign_binary):
10644 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
10645 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
10646 (create_general_new_stmt): Note that this function is broken.
10648 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10650 * common.opt (fhelp): Add Var(help_flag).
10651 * gcc-plugin.h (plugin_info): Add help.
10652 * plugin.c (plugin_name_args): Add help.
10653 (register_plugin_info): Set plugin->help.
10654 (print_help_one_plugin): New.
10655 (print_plugins_help): New.
10656 * plugin.h (print_plugins_help): New.
10657 * toplev.c (toplev_main): Call print_plugins_help if needed.
10659 2009-04-16 Richard Guenther <rguenther@suse.de>
10661 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
10662 (gimple_ior_addresses_taken_1): New function.
10663 (gimple_ior_addresses_taken): Likewise.
10664 * gimple.h (struct gimple_statement_with_ops_base): Remove
10665 addresses_taken member.
10666 (gimple_ior_addresses_taken): Declare.
10667 (gimple_addresses_taken, gimple_addresses_taken_ptr,
10668 gimple_set_addresses_taken): Remove.
10669 * ipa-reference.c (mark_address): New function.
10670 (scan_stmt_for_static_refs): Use it for marking addresses taken.
10671 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
10672 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
10673 (gimple_add_to_addresses_taken): Remove.
10674 (get_tmr_operands): Call mark_address_taken.
10675 (get_asm_expr_operands): Likewise.
10676 (get_expr_operands): Likewise.
10677 (build_ssa_operands): Do not clear the addresses_taken bitmap.
10678 (free_stmt_operands): Do not free it.
10679 * tree-ssa.c (delete_tree_ssa): Likewise.
10680 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
10682 2009-04-16 Richard Guenther <rguenther@suse.de>
10684 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10685 (walk_stmt_load_store_ops): Likewise.
10686 * gimple.c (get_base_loadstore): New function.
10687 (walk_stmt_load_store_addr_ops): Likewise.
10688 (walk_stmt_load_store_ops): Likewise.
10689 * ipa-pure-const.c (check_op): Simplify.
10690 (check_load, check_store): New functions.
10691 (check_stmt): Use walk_stmt_load_store_ops.
10692 * ipa-reference.c (mark_load): Adjust signature.
10693 (mark_store): Likewise.
10694 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
10696 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10698 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10699 (plugin_info): New.
10700 * opts.c (common_handle_option): Don't call print_version.
10701 * plugin.c (plugin_name_args): Add version.
10702 (register_plugin_info): New.
10703 (register_callback): Handle PLUGIN_INFO.
10704 (try_init_one_plugin): New.
10705 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10707 (finalize_one_plugin): New.
10708 (finalize_plugins): New.
10709 (print_one_plugin): New.
10710 (print_plugins_versions): New.
10711 * plugin.h (print_plugins_versions): New.
10712 (finalize_plugins): New.
10713 * toplev.c (compile_file): Don't call initialize_plugins.
10714 (print_version): Call print_plugins_versions.
10715 (toplev_main): Call initialize_plugins. Print version if needed.
10716 Call finalize_plugins.
10718 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10720 * common.opt (fversion): New.
10721 * gcc.c (print_version): New.
10722 (process_command): Don't print the version. Just set print_version.
10723 (main): Print version. Call subprocesses if print_version and
10724 verbose_flag are set.
10725 * opts.c (common_handle_option): Handle OPT_fversion.
10727 2009-04-16 Richard Guenther <rguenther@suse.de>
10728 Ira Rosen <irar@il.ibm.com>
10730 PR tree-optimization/39698
10731 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
10732 type of the reduction variable. Only generate the def if
10735 * omp-low.c (expand_omp_for_generic): When converting to a pointer
10736 make sure to first convert to an integer of the same precision.
10737 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
10738 the type of the evolution correctly in computing the new
10739 induction variable base.
10741 2009-04-16 Richard Guenther <rguenther@suse.de>
10743 PR middle-end/39625
10744 * tree-cfg.c (make_blocks): Split statements with to-be
10745 abnormal SSA names on the lhs.
10747 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
10749 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
10750 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
10751 * c-typeck.c (really_start_incremental_init): Likewise.
10752 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
10753 (TARGET_INITIALIZER): Remove it.
10754 * target.h (struct target): Remove vector_opaque_p.
10755 * tree.c (build_opaque_vector_type): New.
10756 * tree.h (TYPE_VECTOR_OPAQUE): New.
10757 (build_opaque_vector_type): Declare.
10758 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
10759 * config/rs6000/rs6000.c (build_opaque_vector_type,
10760 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
10761 (rs6000_init_builtins): Use build_opaque_vector_type for
10762 opaque_V4SI_type_node.
10764 2009-04-15 Catherine Moore <clm@codesourcery.com>
10766 * debug.h (set_name): Declare.
10767 * dwarf2out.c (dwarf2out_set_name): Declare.
10768 (dwarf2_debug_hooks): Add set_name.
10769 (find_AT_string): New.
10770 (add_AT_string): Call find_AT_string.
10771 (dwarf2out_set_name): New.
10772 * cp/decl.c (grokdeclarator): Call set_name.
10773 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
10774 * debug.c (do_nothing_debug_hooks): Likewise.
10775 * dbxout.c (dbx_debug_hooks): Likewise.
10776 * sdbout.c (sdb_debug_hooks): Likewise.
10778 2009-04-15 Michael Eager <eager@eagercon.com>
10780 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
10781 reg for single-precision FPU.
10782 * config/rs6000/rs6000.md (movsi_internal1): Only for
10783 !TARGET_SINGLE_FPU.
10784 (movsi_internal1_single): New. Add pattern to move SI values to/from
10785 single-precision FP regs.
10787 2009-04-15 Richard Guenther <rguenther@suse.de>
10789 * omp-low.c (lower_rec_input_clauses): Build correct address
10791 (expand_omp_for_generic): Fix multiplication type.
10792 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
10793 (generate_memset_zero): Fix types.
10794 * tree-profile.c (prepare_instrumented_value): Correctly
10797 2009-04-15 Ian Lance Taylor <iant@google.com>
10799 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
10800 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
10801 for -Wall and for -Wc++-compat.
10802 (c_common_post_options): For C++, set warn_enum_compare if not
10804 * c-tree.h (struct c_expr): Add field original_type.
10805 (build_external_ref): Update declaration.
10806 * c-parser.c (c_parser_braced_init): Set original_type.
10807 (c_parser_initelt): Likewise.
10808 (c_parser_expr_no_commas): Likewise.
10809 (c_parser_conditional_expression): Likewise.
10810 (c_parser_cast_expression): Likewise.
10811 (c_parser_unary_expression): Likewise. Pull setting of
10812 original_code to top of function.
10813 (c_parser_sizeof_expression): Set original_type.
10814 (c_parser_alignof_expression): Likewise.
10815 (c_parser_postfix_expression): Likewise. Pull setting of
10816 original_code to top of function.
10817 (c_parser_postfix_expression_after_paren_type): Set original_type.
10818 (c_parser_postfix_expression_after_primary): Likewise.
10819 (c_parser_expression): Likewise.
10820 * c-typeck.c (build_external_ref): Add type parameter. Change all
10822 (c_expr_sizeof_expr): Set original_type field.
10823 (parser_build_unary_op): Likewise.
10824 (parser_build_binary_op): Likewise. Optionally warn about
10825 comparisons of enums of different types.
10826 (digest_init): Set original_type field.
10827 (really_start_incremental_init): Likewise.
10828 (push_init_level, pop_init_level): Likewise.
10829 * doc/invoke.texi (Warning Options): -Wenum-compare now
10832 2009-04-15 Richard Guenther <rguenther@suse.de>
10834 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
10835 out a necessary conversion.
10836 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
10837 names we didn't value number.
10838 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
10840 2009-04-15 Richard Guenther <rguenther@suse.de>
10842 PR tree-optimization/39764
10843 * tree-ssa-ccp.c (get_value): Canonicalize value with
10844 canonicalize_float_value.
10846 2009-04-15 Jan Hubicka <jh@suse.cz>
10848 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
10849 Wrong version of patch.
10851 2009-04-15 Jan Hubicka <jh@suse.cz>
10853 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
10855 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
10857 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
10858 our distinct integral and vector types.
10860 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
10862 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
10863 * init.c (build_vtbl_address): Remove call to assemble_external.
10865 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
10867 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
10868 output for other floating point modes.
10870 2009-04-14 Diego Novillo <dnovillo@google.com>
10872 * diagnostic.c (diagnostic_report_diagnostic): Do not
10873 warn about loaded plugins for DK_ERROR and DK_WARNING.
10874 * c-decl.c (declspecs_add_type): Move call to
10875 invoke_plugin_callbacks ...
10876 * c-parser.c (c_parser_declspecs): ... here.
10877 * plugin.c (dump_active_plugins): Tidy output.
10879 2009-04-14 Diego Novillo <dnovillo@google.com>
10880 Le-Chun Wu <lcwu@google.com>
10882 * configure.ac: Add --enable-plugin support.
10883 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
10884 * Makefile.in (PLUGIN_H): Define.
10885 Export ENABLE_PLUGIN and GMPINC to site.exp.
10886 Add PLUGINLIBS to link command.
10887 Add/modify dependencies for plugin.o and files including plugin.h.
10889 * config.in: Regenerate.
10891 * opts.c (common_handle_option): Handle OPT_fplugin_ and
10894 2009-04-14 Le-Chun Wu <lcwu@google.com>
10896 * tree-pass.h (register_one_dump_file): Add a prototype for
10897 register_one_dump_file.
10898 * toplev.c (compile_file): Call initialize_plugins.
10899 (do_compile): Call invoke_plugin_callbacks.
10900 (toplev_main): Call invoke_plugin_callbacks.
10901 * common.opt: Add -fplugin= and -fplugin-arg-.
10902 * gcc-plugin.h: New public header file for plugins to include.
10903 * plugin.c: New source file.
10904 * plugin.h: New internal header file.
10905 * passes.c (register_one_dump_file): Make it external.
10907 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
10909 2009-04-14 Diego Novillo <dnovillo@google.com>
10911 * doc/plugins.texi: New.
10912 * doc/gccint.texi: Add reference to Plugins chapter.
10913 * doc/invoke.texi: Document -fplugin and -fplugin-arg
10914 * diagnostic.c (diagnostic_report_diagnostic): Warn about
10915 loaded plugins, if any.
10916 * timevar.def (TV_PLUGIN_INIT): Define.
10917 (TV_PLUGIN_RUN): Define.
10918 * plugin.c: Include timevar.h
10919 (plugins_active_p): New.
10920 (dump_active_plugins): New.
10921 (debug_active_plugins): New.
10923 2009-04-14 Joseph Myers <joseph@codesourcery.com>
10925 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
10927 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
10929 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
10931 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
10932 the same as a minus without a shift.
10934 2009-04-14 Nick Clifton <nickc@redhat.com>
10936 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
10937 comparisons with small integers will always produce a short
10940 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
10943 2008-12-19 Diego Novillo <dnovillo@google.com>
10945 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
10947 2009-04-14 Richard Guenther <rguenther@suse.de>
10949 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
10951 (verify_gimple_assign_binary): Likewise. Handle shifts and
10953 (verify_gimple_phi): Print the mismatched argument position.
10954 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10956 (vect_update_init_of_dr): Likewise.
10957 * matrix-reorg.c (transform_access_sites): Do what the
10959 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
10961 2009-04-13 Michael Eager <eager@eagercon.com>
10963 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
10964 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
10965 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
10966 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
10967 remove duplicate config
10969 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10971 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
10972 file_name:line_number type locator of the call site.
10974 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
10976 * genautomata.c: Put blank after comma.
10977 (automaton_decls): New.
10978 (struct unit_usage): Add comments to member next.
10979 (store_alt_unit_usage): Keep the list ordered.
10980 (unit_present_on_list_p, equal_alternatives_p): New.
10981 (check_regexp_units_distribution): Check units distribution
10982 correctness correctly.
10983 (main): Don't write automata if error is found. Return correct
10986 * config/m68k/cf.md (cfv4_ds): Remove.
10987 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
10988 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
10990 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
10991 power4-load-ext, power4-store, power4-store-update,
10992 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
10993 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
10994 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
10995 power4-sqrt, power4-isync): Modify reservation to make correct
10996 unit distribution to automata.
10998 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
10999 power5-store-update, power5-two, power5-three, power5-lmul,
11000 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11002 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11004 * except.c (pass_set_nothrow_function_flags): Set name and add
11006 (set_nothrow_function_flags): Mention in the dump file when
11007 changing a function to nothrow.
11009 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11012 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11013 instead of unsigned long.
11015 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11017 * config/arm/arm.c (return_used_this_function): Remove.
11018 (arm_output_function_prologue): Remove use of
11019 return_used_this_function.
11020 (output_return_instruction): Replace use of
11021 return_used_this_function
11022 by cfun->machine->return_used_this_function.
11023 (arm_output_epilogue): Likewise.
11024 (arm_output_function_epilogue): Likewise.
11025 (thumb_unexpanded_epilogue): Likewise.
11026 * config/arm/arm.h (struct machine_function):
11027 New member return_used_this_function.
11029 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11031 * doc/install.texi: Correct description of default directory for
11032 --with-gxx-include-dir.
11034 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11036 * fold-const.c (build_range_check): Properly deal with enumeral and
11037 boolean base types.
11039 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11041 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11042 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11043 * params.h (MAX_GCSE_PASSES): Remove.
11044 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11045 in sequence. Remove ability to run multiple passes.
11046 (bypass_jumps): Report run as third CPROP pass.
11048 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11050 PR middle-end/39651
11051 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11052 when deciding whether the whole SEQUENCE can throw.
11054 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11057 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11058 offseted label references.
11060 2009-04-11 Jan Hubicka <jh@suse.cz>
11062 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11064 2009-04-11 Richard Guenther <rguenther@suse.de>
11066 PR middle-end/39732
11067 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11068 return variables as TREE_ADDRESSABLE.
11070 2009-04-11 Richard Guenther <rguenther@suse.de>
11072 PR tree-optimization/39713
11073 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11074 reference trees have SSA_NAME operands.
11076 2009-04-11 Richard Guenther <rguenther@suse.de>
11079 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11080 address expressions.
11082 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11084 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11085 match changes in Cygwin 1.7
11086 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11087 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11089 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11091 PR tree-optimization/39701
11092 * doc/invoke.texi (Optimization Options): Document change in
11093 meaning and initialization of -fdelete-null-pointer-checks.
11095 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11097 PR middle-end/39701
11098 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11100 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11103 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11105 2009-04-10 Chao-ying Fu <fu@mips.com>
11107 * doc/tm.texi (Instruction Output): Document
11108 TARGET_ASM_FINAL_POSTSCAN_INSN.
11109 * target.h (final_postscan_insn): New field in asm_out.
11110 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11111 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11112 * final.c (final_scan_insn): Call
11113 targetm.asm_out.final_postscan_insn after outputting
11114 an asm macro and a normal instruction.
11116 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11117 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11118 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11119 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11120 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11122 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11124 PR middle-end/39701
11125 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11126 variables as non-NULL even with -fdelete-null-pointer-checks.
11128 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11130 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11132 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11135 * config/i386/i386.c (classify_argument): Handle SCmode with
11136 (bit_offset % 64) != 0.
11138 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11140 * doc/invoke.texi (Optimize Options): Add cross-reference to
11141 -Q --help=optimizers examples.
11143 2009-04-10 Ben Elliston <bje@au.ibm.com>
11146 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11147 regalign for the reg == fpr and TDmode case.
11149 2009-04-09 David Ayers <ayers@fsfe.org>
11152 * objc/objc-act.c (warn_with_method): Remove helper function.
11153 (check_duplicates): Call warning and inform directly.
11154 (really_start_method): Likewise.
11156 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11158 * expmed.c (expand_divmod): Always use a comparison for a division
11159 by a large unsigned integer.
11161 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11162 for things others than variables or functions as nonzero.
11164 2009-04-09 Nick Clifton <nickc@redhat.com>
11166 * unwind-compat.c: Change copyright header to refer to version
11167 3 of the GNU General Public License with version 3.1 of the
11168 GCC Runtime Library Exception and to point readers at the
11169 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11170 * config/alpha/crtfastmath.c: Likewise.
11171 * config/alpha/linux-unwind.h: Likewise.
11172 * config/alpha/qrnnd.asm: Likewise.
11173 * config/alpha/vms-crt0-64.c: Likewise.
11174 * config/alpha/vms-crt0.c: Likewise.
11175 * config/alpha/vms-dwarf2.asm: Likewise.
11176 * config/alpha/vms-dwarf2eh.asm: Likewise.
11177 * config/alpha/vms-psxcrt0-64.c: Likewise.
11178 * config/alpha/vms-psxcrt0.c: Likewise.
11179 * config/alpha/vms_tramp.asm: Likewise.
11180 * config/arc/initfini.c: Likewise.
11181 * config/arc/lib1funcs.asm: Likewise.
11182 * config/arm/bpabi-v6m.S: Likewise.
11183 * config/arm/bpabi.S: Likewise.
11184 * config/arm/bpabi.c: Likewise.
11185 * config/arm/crti.asm: Likewise.
11186 * config/arm/crtn.asm: Likewise.
11187 * config/arm/ieee754-df.S: Likewise.
11188 * config/arm/ieee754-sf.S: Likewise.
11189 * config/arm/lib1funcs.asm: Likewise.
11190 * config/arm/libunwind.S: Likewise.
11191 * config/arm/linux-atomic.c: Likewise.
11192 * config/arm/mmintrin.h: Likewise.
11193 * config/arm/pr-support.c: Likewise.
11194 * config/arm/unaligned-funcs.c: Likewise.
11195 * config/arm/unwind-arm.c: Likewise.
11196 * config/arm/unwind-arm.h: Likewise.
11197 * config/avr/libgcc.S: Likewise.
11198 * config/bfin/crti.s: Likewise.
11199 * config/bfin/crtlibid.s: Likewise.
11200 * config/bfin/crtn.s: Likewise.
11201 * config/bfin/lib1funcs.asm: Likewise.
11202 * config/bfin/linux-unwind.h: Likewise.
11203 * config/cris/arit.c: Likewise.
11204 * config/cris/cris_abi_symbol.c: Likewise.
11205 * config/darwin-64.c: Likewise.
11206 * config/darwin-crt2.c: Likewise.
11207 * config/darwin-crt3.c: Likewise.
11208 * config/darwin.h: Likewise.
11209 * config/dbxelf.h: Likewise.
11210 * config/dfp-bit.c: Likewise.
11211 * config/dfp-bit.h: Likewise.
11212 * config/elfos.h: Likewise.
11213 * config/fixed-bit.c: Likewise.
11214 * config/fixed-bit.h: Likewise.
11215 * config/fp-bit.c: Likewise.
11216 * config/fp-bit.h: Likewise.
11217 * config/fr30/crti.asm: Likewise.
11218 * config/fr30/crtn.asm: Likewise.
11219 * config/fr30/lib1funcs.asm: Likewise.
11220 * config/freebsd-spec.h: Likewise.
11221 * config/frv/cmovd.c: Likewise.
11222 * config/frv/cmovh.c: Likewise.
11223 * config/frv/cmovw.c: Likewise.
11224 * config/frv/frvbegin.c: Likewise.
11225 * config/frv/frvend.c: Likewise.
11226 * config/frv/lib1funcs.asm: Likewise.
11227 * config/glibc-stdint.h: Likewise.
11228 * config/h8300/clzhi2.c: Likewise.
11229 * config/h8300/crti.asm: Likewise.
11230 * config/h8300/crtn.asm: Likewise.
11231 * config/h8300/ctzhi2.c: Likewise.
11232 * config/h8300/fixunssfsi.c: Likewise.
11233 * config/h8300/lib1funcs.asm: Likewise.
11234 * config/h8300/parityhi2.c: Likewise.
11235 * config/h8300/popcounthi2.c: Likewise.
11236 * config/i386/ammintrin.h: Likewise.
11237 * config/i386/att.h: Likewise.
11238 * config/i386/avxintrin.h: Likewise.
11239 * config/i386/biarch64.h: Likewise.
11240 * config/i386/bmmintrin.h: Likewise.
11241 * config/i386/cpuid.h: Likewise.
11242 * config/i386/cross-stdarg.h: Likewise.
11243 * config/i386/crtfastmath.c: Likewise.
11244 * config/i386/crtprec.c: Likewise.
11245 * config/i386/cygming-crtbegin.c: Likewise.
11246 * config/i386/cygming-crtend.c: Likewise.
11247 * config/i386/cygwin.asm: Likewise.
11248 * config/i386/emmintrin.h: Likewise.
11249 * config/i386/gmm_malloc.h: Likewise.
11250 * config/i386/gthr-win32.c: Likewise.
11251 * config/i386/i386.h: Likewise.
11252 * config/i386/immintrin.h: Likewise.
11253 * config/i386/linux-unwind.h: Likewise.
11254 * config/i386/linux64.h: Likewise.
11255 * config/i386/mm3dnow.h: Likewise.
11256 * config/i386/mmintrin-common.h: Likewise.
11257 * config/i386/mmintrin.h: Likewise.
11258 * config/i386/nmmintrin.h: Likewise.
11259 * config/i386/pmm_malloc.h: Likewise.
11260 * config/i386/pmmintrin.h: Likewise.
11261 * config/i386/smmintrin.h: Likewise.
11262 * config/i386/sol2-c1.asm: Likewise.
11263 * config/i386/sol2-ci.asm: Likewise.
11264 * config/i386/sol2-cn.asm: Likewise.
11265 * config/i386/sol2-gc1.asm: Likewise.
11266 * config/i386/tmmintrin.h: Likewise.
11267 * config/i386/unix.h: Likewise.
11268 * config/i386/w32-unwind.h: Likewise.
11269 * config/i386/wmmintrin.h: Likewise.
11270 * config/i386/x86-64.h: Likewise.
11271 * config/i386/x86intrin.h: Likewise.
11272 * config/i386/xmmintrin.h: Likewise.
11273 * config/ia64/crtbegin.asm: Likewise.
11274 * config/ia64/crtend.asm: Likewise.
11275 * config/ia64/crtfastmath.c: Likewise.
11276 * config/ia64/crti.asm: Likewise.
11277 * config/ia64/crtn.asm: Likewise.
11278 * config/ia64/fde-glibc.c: Likewise.
11279 * config/ia64/lib1funcs.asm: Likewise.
11280 * config/ia64/linux-unwind.h: Likewise.
11281 * config/ia64/quadlib.c: Likewise.
11282 * config/ia64/unwind-ia64.c: Likewise.
11283 * config/linux.h: Likewise.
11284 * config/m32c/m32c-lib1.S: Likewise.
11285 * config/m32c/m32c-lib2-trapv.c: Likewise.
11286 * config/m32c/m32c-lib2.c: Likewise.
11287 * config/m32r/initfini.c: Likewise.
11288 * config/m68hc11/larith.asm: Likewise.
11289 * config/m68hc11/m68hc11-crt0.S: Likewise.
11290 * config/m68k/cf.md: Likewise.
11291 * config/m68k/crti.s: Likewise.
11292 * config/m68k/crtn.s: Likewise.
11293 * config/m68k/lb1sf68.asm: Likewise.
11294 * config/m68k/linux-unwind.h: Likewise.
11295 * config/mcore/crti.asm: Likewise.
11296 * config/mcore/crtn.asm: Likewise.
11297 * config/mcore/lib1.asm: Likewise.
11298 * config/mips/linux-unwind.h: Likewise.
11299 * config/mips/loongson.h: Likewise.
11300 * config/mips/mips16.S: Likewise.
11301 * config/mmix/crti.asm: Likewise.
11302 * config/mmix/crtn.asm: Likewise.
11303 * config/pa/fptr.c: Likewise.
11304 * config/pa/hpux-unwind.h: Likewise.
11305 * config/pa/lib2funcs.asm: Likewise.
11306 * config/pa/linux-atomic.c: Likewise.
11307 * config/pa/linux-unwind.h: Likewise.
11308 * config/pa/milli64.S: Likewise.
11309 * config/pa/quadlib.c: Likewise.
11310 * config/pa/stublib.c: Likewise.
11311 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11312 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11313 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11314 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11315 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11316 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11317 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11318 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11319 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11320 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11321 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11322 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11323 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11324 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11325 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11326 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11327 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11328 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11329 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11330 * config/rs6000/750cl.h: Likewise.
11331 * config/rs6000/altivec.h: Likewise.
11332 * config/rs6000/biarch64.h: Likewise.
11333 * config/rs6000/crtresfpr.asm: Likewise.
11334 * config/rs6000/crtresgpr.asm: Likewise.
11335 * config/rs6000/crtresxfpr.asm: Likewise.
11336 * config/rs6000/crtresxgpr.asm: Likewise.
11337 * config/rs6000/crtsavfpr.asm: Likewise.
11338 * config/rs6000/crtsavgpr.asm: Likewise.
11339 * config/rs6000/darwin-asm.h: Likewise.
11340 * config/rs6000/darwin-fallback.c: Likewise.
11341 * config/rs6000/darwin-fpsave.asm: Likewise.
11342 * config/rs6000/darwin-ldouble.c: Likewise.
11343 * config/rs6000/darwin-tramp.asm: Likewise.
11344 * config/rs6000/darwin-unwind.h: Likewise.
11345 * config/rs6000/darwin-vecsave.asm: Likewise.
11346 * config/rs6000/darwin-world.asm: Likewise.
11347 * config/rs6000/e500crtres32gpr.asm: Likewise.
11348 * config/rs6000/e500crtres64gpr.asm: Likewise.
11349 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11350 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11351 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11352 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11353 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11354 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11355 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11356 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11357 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11358 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11359 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11360 * config/rs6000/eabi-ci.asm: Likewise.
11361 * config/rs6000/eabi-cn.asm: Likewise.
11362 * config/rs6000/eabi.asm: Likewise.
11363 * config/rs6000/linux-unwind.h: Likewise.
11364 * config/rs6000/linux64.h: Likewise.
11365 * config/rs6000/paired.h: Likewise.
11366 * config/rs6000/paired.md: Likewise.
11367 * config/rs6000/ppc64-fp.c: Likewise.
11368 * config/rs6000/ppu_intrinsics.h: Likewise.
11369 * config/rs6000/rs6000.h: Likewise.
11370 * config/rs6000/si2vmx.h: Likewise.
11371 * config/rs6000/sol-ci.asm: Likewise.
11372 * config/rs6000/sol-cn.asm: Likewise.
11373 * config/rs6000/spe.h: Likewise.
11374 * config/rs6000/spu2vmx.h: Likewise.
11375 * config/rs6000/sysv4.h: Likewise.
11376 * config/rs6000/tramp.asm: Likewise.
11377 * config/rs6000/vec_types.h: Likewise.
11378 * config/s390/linux-unwind.h: Likewise.
11379 * config/s390/tpf-unwind.h: Likewise.
11380 * config/score/crti.asm: Likewise.
11381 * config/score/crtn.asm: Likewise.
11382 * config/sh/crt1.asm: Likewise.
11383 * config/sh/crti.asm: Likewise.
11384 * config/sh/crtn.asm: Likewise.
11385 * config/sh/divtab-sh4-300.c: Likewise.
11386 * config/sh/divtab-sh4.c: Likewise.
11387 * config/sh/divtab.c: Likewise.
11388 * config/sh/lib1funcs-4-300.asm: Likewise.
11389 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11390 * config/sh/lib1funcs.asm: Likewise.
11391 * config/sh/lib1funcs.h: Likewise.
11392 * config/sh/linux-atomic.asm: Likewise.
11393 * config/sh/linux-unwind.h: Likewise.
11394 * config/sh/shmedia.h: Likewise.
11395 * config/sh/sshmedia.h: Likewise.
11396 * config/sh/ushmedia.h: Likewise.
11397 * config/sparc/crtfastmath.c: Likewise.
11398 * config/sparc/linux-unwind.h: Likewise.
11399 * config/sparc/sol2-c1.asm: Likewise.
11400 * config/sparc/sol2-ci.asm: Likewise.
11401 * config/sparc/sol2-cn.asm: Likewise.
11402 * config/spu/divmodti4.c: Likewise.
11403 * config/spu/divv2df3.c: Likewise.
11404 * config/spu/float_disf.c: Likewise.
11405 * config/spu/float_unsdidf.c: Likewise.
11406 * config/spu/float_unsdisf.c: Likewise.
11407 * config/spu/float_unssidf.c: Likewise.
11408 * config/spu/mfc_multi_tag_release.c: Likewise.
11409 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11410 * config/spu/mfc_tag_release.c: Likewise.
11411 * config/spu/mfc_tag_reserve.c: Likewise.
11412 * config/spu/mfc_tag_table.c: Likewise.
11413 * config/spu/multi3.c: Likewise.
11414 * config/spu/spu_internals.h: Likewise.
11415 * config/spu/spu_intrinsics.h: Likewise.
11416 * config/spu/spu_mfcio.h: Likewise.
11417 * config/spu/vec_types.h: Likewise.
11418 * config/spu/vmx2spu.h: Likewise.
11419 * config/stormy16/stormy16-lib2.c: Likewise.
11420 * config/svr4.h: Likewise.
11421 * config/sync.c: Likewise.
11422 * config/v850/lib1funcs.asm: Likewise.
11423 * config/vxlib-tls.c: Likewise.
11424 * config/vxlib.c: Likewise.
11425 * config/vxworks-dummy.h: Likewise.
11426 * config/xtensa/crti.asm: Likewise.
11427 * config/xtensa/crtn.asm: Likewise.
11428 * config/xtensa/ieee754-df.S: Likewise.
11429 * config/xtensa/ieee754-sf.S: Likewise.
11430 * config/xtensa/lib1funcs.asm: Likewise.
11431 * config/xtensa/lib2funcs.S: Likewise.
11432 * config/xtensa/linux-unwind.h: Likewise.
11433 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11434 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11435 * coretypes.h: Likewise.
11436 * crtstuff.c: Likewise.
11437 * defaults.h: Likewise.
11438 * dwarf2.h: Likewise.
11439 * emutls.c: Likewise.
11440 * gbl-ctors.h: Likewise.
11441 * gcov-io.h: Likewise.
11442 * ginclude/float.h: Likewise.
11443 * ginclude/iso646.h: Likewise.
11444 * ginclude/stdarg.h: Likewise.
11445 * ginclude/stdbool.h: Likewise.
11446 * ginclude/stddef.h: Likewise.
11447 * ginclude/stdfix.h: Likewise.
11448 * ginclude/stdint-gcc.h: Likewise.
11449 * ginclude/tgmath.h: Likewise.
11450 * gthr-aix.h: Likewise.
11451 * gthr-dce.h: Likewise.
11452 * gthr-gnat.c: Likewise.
11453 * gthr-gnat.h: Likewise.
11454 * gthr-lynx.h: Likewise.
11455 * gthr-mipssde.h: Likewise.
11456 * gthr-nks.h: Likewise.
11457 * gthr-posix.c: Likewise.
11458 * gthr-posix.h: Likewise.
11459 * gthr-posix95.h: Likewise.
11460 * gthr-rtems.h: Likewise.
11461 * gthr-single.h: Likewise.
11462 * gthr-solaris.h: Likewise.
11463 * gthr-tpf.h: Likewise.
11464 * gthr-vxworks.h: Likewise.
11465 * gthr-win32.h: Likewise.
11466 * gthr.h: Likewise.
11467 * libgcc2.c: Likewise.
11468 * libgcc2.h: Likewise.
11469 * libgcov.c: Likewise.
11470 * tsystem.h: Likewise.
11471 * typeclass.h: Likewise.
11472 * unwind-c.c: Likewise.
11473 * unwind-compat.h: Likewise.
11474 * unwind-dw2-fde-compat.c: Likewise.
11475 * unwind-dw2-fde-darwin.c: Likewise.
11476 * unwind-dw2-fde-glibc.c: Likewise.
11477 * unwind-dw2-fde.c: Likewise.
11478 * unwind-dw2-fde.h: Likewise.
11479 * unwind-dw2.c: Likewise.
11480 * unwind-dw2.h: Likewise.
11481 * unwind-generic.h: Likewise.
11482 * unwind-pe.h: Likewise.
11483 * unwind-sjlj.c: Likewise.
11484 * unwind.inc: Likewise.
11485 * config/arm/neon-gen.ml: Change generated copyright header to
11486 refer to version 3 of the GNU General Public License with
11487 version 3.1 of the GCC Runtime Library Exception and to point
11488 readers at the COPYING3 and COPYING3.RUNTIME files and the
11489 FSF's license web page.
11490 * config/arm/arm_neon.h: Regenerate.
11492 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11494 * config/cris/cris.md: Change copyright header to refer to version
11495 3 of the GNU General Public License.
11496 * doc/install.texi2html: Change copyright header to refer to version
11497 3 of the GNU General Public License and to point readers at the
11498 COPYING3 file and the FSF's license web page.
11499 * config/vax/linux.h: Likewise.
11501 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11503 * config/i386/i386.md (cmpcc): New.
11504 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11505 (sync_compare_and_swap_cc*): Delete.
11507 * config/s390/s390.c (s390_compare_emitted): Remove.
11508 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11509 s390_compare_emitted used to be handled. Assert that modes match.
11510 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11511 refer to sync_compare_and_swap_ccsi.
11512 * config/s390/s390.h (s390_compare_emitted): Remove.
11513 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11514 instead of s390_compare_emitted.
11515 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11516 instead of s390_compare_emitted.
11517 * config/s390/s390.md (cmpcc): New.
11518 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
11519 CC_REGNUM, do not pretend it's set.
11520 (sync_compare_and_swap_cc*): Delete.
11521 * config/s390/predicates.md (cc_reg_operand): New.
11523 * expr.c (sync_compare_and_swap_cc): Delete.
11524 * optabs.h (sync_compare_and_swap_cc): Delete.
11525 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
11526 is being used with can_compare_p.
11527 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
11528 (find_cc_set): New.
11529 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
11530 look for a MODE_CC set instead. Use emit_store_flag.
11531 (expand_compare_and_swap_loop): Likewise, with some additional
11532 complication to avoid a force_reg when useless. Use
11533 emit_cmp_and_jump_insns.
11534 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
11535 * doc/md.texi (sync_compare_and_swap_cc): Merge with
11536 sync_compare_and_swap documentation.
11538 2009-04-09 Jan Hubicka <jh@suse.cz>
11540 * except.c (find_prev_try): Break out from ....
11541 (duplicate_eh_regions): ... here; properly update prev_try pointers
11542 when duplication part of tree.
11543 (dump_eh_tree): Improve dumping.
11544 (verify_eh_region): New.
11545 (verify_eh_tree): Use it.
11547 2009-04-06 Richard Guenther <rguenther@suse.de>
11549 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
11550 &ARRAY addresses by adjusting their types and prepending
11552 * tree-cfg.c (verify_gimple_assign_single): Verify that
11553 addresses are correct.
11555 2009-04-09 Richard Guenther <rguenther@suse.de>
11557 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
11558 indices into an array reference if possible.
11559 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11560 Fold POINTER_PLUS_EXPR statements with invariant address.
11562 2009-04-09 Alan Modra <amodra@bigpond.net.au>
11565 * config.gcc (powerpc64-*-linux*): Always build biarch.
11567 2009-04-09 Joseph Myers <joseph@codesourcery.com>
11570 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
11571 it and pedwarn if this results in an INTEGER_CST.
11573 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11575 * doc/install.texi: Update minimum GMP version. Remove obsolete
11576 text in MPFR section.
11578 2009-04-08 Jakub Jelinek <jakub@redhat.com>
11580 * dwarf2out.c (class_scope_p): New static inline.
11581 (class_or_namespace_scope_p): Use it.
11582 (gen_variable_die): Use DW_TAG_member tag for static data member
11583 declarations instead of DW_TAG_variable.
11585 PR middle-end/39573
11586 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
11589 2009-04-08 Richard Guenther <rguenther@suse.de>
11591 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
11592 valueize random data.
11594 2009-04-08 David Edelsohn <edelsohn@gnu.org>
11596 * config.gcc (aix tm_file): Add aix-stdint.h.
11597 (aix tm clause use_gcc_stdint): Set to wrap.
11598 * config/rs6000/aix-stdint.h: New file.
11600 2009-04-08 Richard Guenther <rguenther@suse.de>
11602 PR middle-end/36291
11603 * tree-dfa.c (add_referenced_var): Do not recurse into
11604 global initializers.
11605 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
11607 (fold_const_aggregate_ref): Likewise.
11609 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11611 * recog.c (ordered_comparison_operator): New.
11612 * gensupport.c (std_preds): Add it.
11613 * doc/md.texi (Machine-Independent Predicates): Document it.
11615 2009-04-08 Jan Hubicka <jh@suse.cz>
11617 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
11618 * function.h (rtl_eh): Remove exception_handler_label_map.
11619 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
11620 remove_exception_handler_label, for_each_eh_label_1): Remove.
11621 (rtl_remove_unreachable_regions): Remove.
11622 (convert_from_eh_region_ranges): Do not remove unreachable regions.
11623 (find_exception_handler_labels): Don't build the hashtable.
11624 (maybe_remove_eh_handler): Remove.
11625 (for_each_eh_label): Rewrite to walk the tree.
11626 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
11627 * except.h (maybe_remove_eh_handler): Remove.
11628 * passes.c (init_optimization_passes): Schedule second EH cleanup
11630 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
11631 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
11633 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11635 * genoutput.c (validate_optab_operands): New.
11636 (gen_insn, gen_expand): Call it.
11638 * genflags.c (gen_insn): Detect misused iterators.
11639 (main): Pass line_no to gen_insn, exit with status 1 on error.
11641 * genextract.c (line_no): Make global.
11642 (VEC_safe_set_locstr): Change assertion to error message.
11643 (main): Exit with status 1 on error.
11645 2009-04-08 Joseph Myers <joseph@codesourcery.com>
11649 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11650 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11651 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
11652 * c-convert.c (convert): Do not call fold on results of conversion
11653 functions when the result is a C_MAYBE_CONST_EXPR.
11654 * c-parser.c (c_parser_postfix_expression): Do not fold condition
11655 of __builtin_choose_expr.
11656 * c-typeck.c (remove_c_maybe_const_expr): New.
11657 (build_unary_op, build_conditional_expr, build_compound_expr,
11658 build_binary_op, c_objc_common_truthvalue_conversion): Call
11659 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
11662 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
11664 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
11665 CODE to produce a new one. Add a prototype to use fold_convert_const
11667 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
11670 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
11671 mix declarations and code.
11673 2009-04-08 Ben Elliston <bje@au.ibm.com>
11675 * gcc.c: Replace `CC' with `GCC' throughout.
11677 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
11679 * doc/invoke.texi: Document Atom support.
11681 2009-04-07 Jason Merrill <jason@redhat.com>
11684 * c-common.h, c-common.c: Add flag_pretty_templates.
11685 * c-opts.c (c_common_handle_option): Set it.
11686 * c.opt: Add -fno-pretty-templates.
11687 * doc/invoke.texi (C++ Dialect Options): Likewise.
11689 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
11691 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
11692 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
11693 (ia64_expand_builtin): Likewise.
11695 2009-04-07 Martin Jambor <mjambor@suse.cz>
11697 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11698 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11699 ADDR_EXPRS are include too.
11701 2009-04-07 Richard Guenther <rguenther@suse.de>
11703 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11704 decls are only used if passes as parameters or if they are
11705 local statics and the call is not to a builtin.
11706 (call_may_clobber_ref_p_1): Likewise.
11708 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11710 * expr.c (do_store_flag): Remove last argument. Simplify code
11711 to avoid duplication of tests already done by can_compare_p.
11712 (expand_expr_real_1): Adjust caller.
11714 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11716 * optabs.c (can_compare_p): Test the predicate of a
11717 cbranch and cstore pattern.
11719 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11721 * expr.c (convert_move): Use emit_store_flag instead of
11724 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11726 * config/i386/i386.c (ix86_compare_emitted): Remove.
11727 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
11728 ix86_compare_op0 like ix86_compare_emitted used to be handled.
11729 * config/i386/i386.h (ix86_compare_emitted): Remove.
11730 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
11731 instead of ix86_compare_emitted.
11732 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
11734 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
11736 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
11737 Add t-sysroot-suffix to tmake_file.
11738 * config/print-sysroot-suffix.sh: New file.
11739 * config/t-sysroot-suffix: New file.
11741 2009-04-07 Ben Elliston <bje@au.ibm.com>
11743 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
11744 as the latter produces a warning when the target does not support
11747 2009-04-07 Ben Elliston <bje@au.ibm.com>
11749 * dfp.c: Replace type punning assignments with memcpy throughout.
11750 * Makefile.in (dfp.o-warn): Remove.
11752 2009-04-07 Alan Modra <amodra@bigpond.net.au>
11755 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
11756 Include soft-fp/t-softfp after rs6000/t-linux64.
11758 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
11760 * stor-layout.c (set_sizetype): Use the full precision of their
11761 machine mode for bitsize types.
11763 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
11765 * config/i386/i386.md: Revert 2 accidental checkins.
11767 2009-04-06 Joey Ye <joey.ye@intel.com>
11768 Xuepeng Guo <xuepeng.guo@intel.com>
11769 H.J. Lu <hongjiu.lu@intel.com>
11771 Atom pipeline model, tuning and insn selection.
11772 * config.gcc (atom): Add atom config options and target.
11774 * config/i386/atom.md: New.
11776 * config/i386/i386.c (atom_cost): New cost.
11777 (m_ATOM): New macro flag.
11778 (initial_ix86_tune_features): Set m_ATOM.
11779 (x86_accumulate_outgoing_args): Likewise.
11780 (x86_arch_always_fancy_math_387): Likewise.
11781 (processor_target): Add Atom cost.
11782 (cpu_names): Add Atom cpu name.
11783 (override_options): Set Atom ISA.
11784 (ix86_issue_rate): New case PROCESSOR_ATOM.
11785 (ix86_adjust_cost): Likewise.
11787 * config/i386/i386.h (TARGET_ATOM): New target macro.
11788 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
11789 (TARGET_OPT_AGU): New target option.
11790 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
11791 (processor_type): Add PROCESSOR_ATOM.
11793 * config/i386/i386.md (cpu): Add new value "atom".
11794 (use_carry, movu): New attr.
11795 (atom.md): Include atom.md.
11796 (adddi3_carry_rex64): Set attr "use_carry".
11797 (addqi3_carry): Likewise.
11798 (addhi3_carry): Likewise.
11799 (addsi3_carry): Likewise.
11800 (*addsi3_carry_zext): Likewise.
11801 (subdi3_carry_rex64): Likewise.
11802 (subqi3_carry): Likewise.
11803 (subhi3_carry): Likewise.
11804 (subsi3_carry): Likewise.
11805 (x86_movdicc_0_m1_rex64): Likewise.
11806 (*x86_movdicc_0_m1_se): Likewise.
11807 (x86_movsicc_0_m1): Likewise.
11808 (*x86_movsicc_0_m1_se): Likewise.
11809 (*adddi_1_rex64): Emit add insn as much as possible.
11810 (*addsi_1): Likewise.
11811 (return_internal): Set atom_unit.
11812 (return_internal_long): Likewise.
11813 (return_pop_internal): Likewise.
11814 (*rcpsf2_sse): Set atom_sse_attr attr.
11815 (*qrt<mode>2_sse): Likewise.
11816 (*prefetch_sse): Likewise.
11818 * config/i386/i386-c.c (ix86_target_macros_internal): New case
11820 (ix86_target_macros_internal): Likewise.
11822 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
11823 (*prefetch_sse_rex): Likewise.
11824 (sse_rcpv4sf2): Likewise.
11825 (sse_vmrcpv4sf2): Likewise.
11826 (sse_sqrtv4sf2): Likewise.
11827 (<sse>_vmsqrt<mode>2): Likewise.
11828 (sse_ldmxcsr): Likewise.
11829 (sse_stmxcsr): Likewise.
11830 (*sse_sfence): Likewise.
11831 (sse2_clflush): Likewise.
11832 (*sse2_mfence): Likewise.
11833 (*sse2_lfence): Likewise.
11834 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
11835 (<sse>_movup<ssemodesuffixf2c>): Likewise.
11836 (avx_movdqu<avxmodesuffix>): Likewise.
11837 (avx_lddqu<avxmodesuffix>): Likewise.
11838 (sse2_movntv2di): Change attr "type" to "ssemov".
11839 (sse2_movntsi): Likewise.
11840 (rsqrtv8sf2): Change attr "type" to "sseadd".
11841 (sse3_addsubv2df3): Set attr "atom_unit".
11842 (sse3_h<plusminus_insn>v4sf3): Likewise.
11843 (*sse2_pmaddwd): Likewise.
11844 (*vec_extractv2di_1_rex64): Likewise.
11845 (*vec_extractv2di_1_avx): Likewise.
11846 (sse2_psadbw): Likewise.
11847 (ssse3_phaddwv8hi3): Likewise.
11848 (ssse3_phaddwv4hi3): Likewise.
11849 (ssse3_phadddv4si3): Likewise.
11850 (ssse3_phadddv2si3): Likewise.
11851 (ssse3_phaddswv8hi3): Likewise.
11852 (ssse3_phaddswv4hi3): Likewise.
11853 (ssse3_phsubwv8hi3): Likewise.
11854 (ssse3_phsubwv4hi3): Likewise.
11855 (ssse3_phsubdv4si3): Likewise.
11856 (ssse3_phsubdv2si3): Likewise.
11857 (ssse3_phsubswv8hi3): Likewise.
11858 (ssse3_phsubswv4hi3): Likewise.
11859 (ssse3_pmaddubsw128): Likewise.
11860 (sse3_pmaddubsw: Likewise.
11861 (ssse3_palignrti): Likewise.
11862 (ssse3_palignrdi): Likewise.
11864 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
11866 * doc/install.texi (Specific): Fix two cross-references to MinGW.
11868 2009-04-06 Richard Guenther <rguenther@suse.de>
11870 PR tree-optimization/28868
11871 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
11872 of which PHI results we inserted.
11873 (insert_into_preds_of_block): Record inserted PHIs.
11874 (eliminate): Eliminate redundant PHI nodes.
11875 (init_pre): Init inserted_phi_names.
11877 2009-04-06 Richard Guenther <rguenther@suse.de>
11879 PR tree-optimization/39643
11880 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
11881 IMAGPART_EXPRs of complex constants.
11882 (execute_fold_all_builtins): If we folded a call queue
11883 TODO_update_address_taken.
11885 2009-04-06 Jan Hubicka <jh@suse.cz>
11887 PR middle-end/39659
11888 * except.c (remove_unreachable_regions): Propagate may_contain_throw
11891 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
11893 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
11895 (ic_invalidate_array): Likewise.
11897 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
11899 * calls.c (emit_library_call_value_1): Fix a problem with parameter
11900 alignment for library calls.
11902 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
11904 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
11905 (mingw32 tm clause use_gcc_stdint): Set to wrap.
11906 * config/i386/mingw-stdint.h: New file.
11908 2009-04-05 Richard Guenther <rguenther@suse.de>
11910 PR tree-optimization/39648
11911 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
11912 our &A vs. &A[0] IL deficiencies.
11914 2009-04-04 Jan Hubicka <jh@suse.cz>
11916 * except.c (sjlj_find_directly_reachable_regions): Be ready for
11917 removed toplevel regions.
11918 (sjlj_mark_call_sites): Likewise.
11920 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
11922 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
11923 (cygwin tm clause use_gcc_stdint): Set to wrap.
11924 * config/i386/cygwin-stdint.h: New file.
11926 2009-04-04 Richard Guenther <rguenther@suse.de>
11928 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
11929 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
11930 single-argument PHIs if we are in loop-closed SSA form.
11931 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
11932 for the pre-condition.
11933 (slpeel_tree_peel_loop_to_edge): Likewise.
11934 (vect_build_loop_niters): Take an optional sequence to append stmts.
11935 (vect_generate_tmps_on_preheader): Likewise.
11936 (vect_do_peeling_for_loop_bound): Take extra guards for the
11938 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
11939 the cost model check.
11940 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
11941 guards if we are going to peel. Do not apply versioning in that case.
11942 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
11943 (vect_do_peeling_for_loop_bound): Likewise.
11944 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
11945 loop bound only record extra pre-conditions, do not apply loop
11948 2009-04-04 Richard Guenther <rguenther@suse.de>
11950 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
11953 2009-04-04 Jan Hubicka <jh@suse.cz>
11955 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11956 last_basic_block for size of bb->index indexed array.
11957 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
11958 compute_out, link_btr_uses, build_btr_def_use_webs,
11959 build_btr_def_use_webs, migrate_btr_defs): Likewise.
11961 2009-04-04 Jan Hubicka <jh@suse.cz>
11963 * except.c (remove_eh_handler_and_replace): Break out from ...
11964 (remove_eh_handler): ... here.
11965 (bring_to_root): New function.
11966 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
11967 handled ones, bring others to root of tree.
11969 2009-04-04 Jan Hubicka <jh@suse.cz>
11971 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
11972 (all_phis_safe_to_merge): New function.
11973 (update_info): New structure.
11974 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
11975 (cleanup_empty_eh): Update SSA if possible.
11977 2009-04-04 Richard Guenther <rguenther@suse.de>
11979 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
11980 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
11981 (append_vuse): Likewise.
11983 2009-04-04 Jakub Jelinek <jakub@redhat.com>
11985 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
11986 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
11987 instead of REG_UNSAVED for DW_CFA_undefined.
11988 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
11989 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
11992 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
11995 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
11996 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
11997 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
11999 2009-04-04 Richard Guenther <rguenther@suse.de>
12001 PR tree-optimization/8781
12002 PR tree-optimization/37892
12003 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12004 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12005 (valueize_refs): Call it for *& valueizations.
12006 (shared_reference_ops_from_ref): Rename to ...
12007 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12008 (shared_reference_ops_from_call): Rename to ...
12009 (valueize_shared_reference_ops_from_call): ... this and valueize.
12010 (vn_reference_lookup): Update.
12011 (visit_reference_op_call): Likewise.
12012 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12013 (eliminate): Value-replace the call address in call statements.
12015 2009-04-04 Richard Guenther <rguenther@suse.de>
12017 PR tree-optimization/39636
12018 * tree-ssa-forwprop.c
12019 (forward_propagate_addr_into_variable_array_index): Check for
12020 GIMPLE_ASSIGN before accessing the rhs code.
12022 2009-04-03 Jason Merrill <jason@redhat.com>
12024 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12026 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12028 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12029 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12030 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12031 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12032 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12033 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12034 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12035 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12036 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12037 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12038 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12039 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12040 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12041 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12042 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12043 Use fr_reg_or_fp01_operand instead of fr_register_operand
12045 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12046 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12047 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12049 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12051 PR rtl-optimization/39607
12052 PR rtl-optimization/39631
12056 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12057 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12058 instead of DF_LR_OUT.
12059 * ira-lives.c (process_bb_node_lives): Ditto.
12060 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12061 instead of DF_LR_{OUT,IN}.
12062 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12063 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12065 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12067 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12068 (execute_lower_omp): Always run but take the short way out if -fopenmp
12070 (gate_lower_omp): Remove, forcing the pass manager to always run the
12071 pass and always set PROP_gimple_lomp.
12072 (pass_lower_omp): Remove gate function.
12073 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12074 PROP_trees. Instead, require it.
12075 * ipa-cp.c (pass_ipa_cp): Likewise.
12076 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12077 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12078 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12079 and PROP_gimple_leh.
12081 2009-04-03 Richard Guenther <rguenther@suse.de>
12083 PR middle-end/13146
12084 PR tree-optimization/23940
12085 PR tree-optimization/33237
12086 PR middle-end/33974
12087 PR middle-end/34093
12088 PR tree-optimization/36201
12089 PR tree-optimization/36230
12090 PR tree-optimization/38049
12091 PR tree-optimization/38207
12092 PR tree-optimization/38230
12093 PR tree-optimization/38301
12094 PR tree-optimization/38585
12095 PR middle-end/38895
12096 PR tree-optimization/38985
12097 PR tree-optimization/39299
12098 * tree-ssa-structalias.h: Remove.
12099 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12100 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12101 (struct vuse_element_d): Remove.
12102 (struct vuse_vec_d): Likewise.
12103 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12104 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12105 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12106 VUSE_ELEMENT_VAR): Likewise.
12107 (struct voptype_d): Likewise.
12108 (NUM_VOP_FREE_BUCKETS): Likewise.
12109 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12110 (struct stmt_operands_d): Remove.
12111 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12112 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12113 VDEF_NUM, VDEF_VECT): Likewise.
12114 (copy_virtual_operands): Remove.
12115 (operand_build_cmp): Likewise.
12116 (create_ssa_artificial_load_stmt): Likewise.
12117 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12118 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12119 vuse_index and mayuse_index members. Pack and move done and iter_type
12120 members to the front.
12121 (SSA_OP_VMAYUSE): Remove.
12122 (SSA_OP_VIRTUAL_USES): Adjust.
12123 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12124 (unlink_stmt_vdef): Declare.
12125 (add_to_addressable_set): Remove.
12126 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12127 (vrp_visit_stmt): Likewise.
12128 * doc/tree-ssa.texi (Alias analysis): Update.
12129 * doc/invoke.texi (max-aliased-vops): Remove docs.
12130 (avg-aliased-vops): Likewise.
12131 * tree-into-ssa.c (syms_to_rename): Remove.
12132 (need_to_update_vops_p): Likewise.
12133 (need_to_initialize_update_ssa_p): Rename to ...
12134 (update_ssa_initialized_fn): ... this. Track function we are
12136 (symbol_marked_for_renaming): Simplify.
12137 (add_new_name_mapping): Do not set need_to_update_vops_p.
12138 (dump_currdefs): Use SYMS_TO_RENAME.
12139 (rewrite_update_stmt): Always walk all uses/defs.
12140 (dump_update_ssa): Adjust.
12141 (init_update_ssa): Take function argument. Track what we are
12143 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12144 (create_new_def_for): Initialize for cfun, assert we are initialized
12146 (mark_sym_for_renaming): Simplify.
12147 (mark_set_for_renaming): Do not initialize update-ssa.
12148 (need_ssa_update_p): Simplify. Take function argument.
12149 (name_mappings_registered_p): Assert we ask for the correct function.
12150 (name_registered_for_update_p): Likewise.
12151 (ssa_names_to_replace): Likewise.
12152 (release_ssa_name_after_update_ssa): Likewise.
12153 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12154 (dump_decl_set): Do not print a newline.
12155 (debug_decl_set): Do it here.
12156 (dump_update_ssa): And here.
12157 * tree-ssa-loop-im.c (move_computations): Adjust.
12158 (movement_possibility): Likewise.
12159 (determine_max_movement): Likewise.
12160 (gather_mem_refs_stmt): Likewise.
12161 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12162 or NAME_MEMORY_TAG.
12163 * tree-complex.c (update_all_vops): Remove.
12164 (expand_complex_move): Adjust.
12165 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12166 Simplify test for memory referencing statement. Exclude
12167 non-invariant ADDR_EXPRs.
12168 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12169 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12170 (rdg_flag_uses): Likewise.
12171 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12173 (tree_optimize_tail_calls_1): Also split the
12174 edge from the entry block if we have degenerate PHI nodes in
12175 the first basic block.
12176 * tree.c (init_ttree): Remove memory-tag related code.
12177 (tree_code_size): Likewise.
12178 (tree_node_structure): Likewise.
12179 (build7_stat): Re-write to be build6_stat.
12180 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12181 (SSA_VAR_P): Adjust.
12182 (struct tree_memory_tag): Remove.
12183 (struct tree_memory_partition_tag): Likewise.
12184 (union tree_node): Adjust.
12185 (build7): Re-write to be build6.
12186 * tree-pass.h (pass_reset_cc_flags): Remove.
12187 (TODO_update_address_taken): New flag.
12188 (pass_simple_dse): Remove.
12189 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12190 * params.h (MAX_ALIASED_VOPS): Remove.
12191 (AVG_ALIASED_VOPS): Likewise.
12192 * omp-low.c (expand_omp_taskreg): Update SSA form.
12193 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12194 aliases the lhs in a copy stmt.
12195 * tree-ssa-dse.c (struct address_walk_data): Remove.
12196 (memory_ssa_name_same): Likewise.
12197 (memory_address_same): Likewise.
12198 (get_kill_of_stmt_lhs): Likewise.
12199 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12200 unused stores. Look through PHI nodes into post-dominated regions.
12201 (dse_optimize_stmt): Simplify. Properly remove stores.
12202 (tree_ssa_dse): Compute dominators.
12203 (execute_simple_dse): Remove.
12204 (pass_simple_dse): Likewise.
12205 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12206 gimple_loaded_syms and gimple_stored_syms computation.
12207 * toplev.c (dump_memory_report): Dump alias and pta stats.
12208 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12209 (vn_reference_eq): Likewise.
12210 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12211 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12212 valueize_vuses): Remove.
12213 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12214 (get_def_ref_stmt_vuse): ... this.
12215 (vn_reference_lookup_2): New function.
12216 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12217 walking equivalent vuses. Simplify.
12218 (vn_reference_lookup): Likewise.
12219 (vn_reference_insert): Likewise.
12220 (vn_reference_insert_pieces): Likewise.
12221 (visit_reference_op_call): Simplify.
12222 (visit_reference_op_load): Likewise.
12223 (visit_reference_op_store): Likewise.
12224 (init_scc_vn): Remove shared_lookup_vuses initialization.
12225 (free_scc_vn): Remove shared_lookup_vuses freeing.
12226 (sort_vuses, sort_vuses_heap): Remove.
12227 (get_ref_from_reference_ops): Export.
12228 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12229 vector with single vuse pointer.
12230 (vn_reference_lookup_pieces, vn_reference_lookup,
12231 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12232 (shared_vuses_from_stmt): Remove.
12233 (get_ref_from_reference_ops): Declare.
12234 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12235 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12236 memory-tag related code.
12237 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12238 (likely_value): Add comment, skip static-chain of call statements.
12239 (surely_varying_stmt_p): Adjust.
12240 (gimplify_and_update_call_from_tree): Likewise.
12241 (execute_fold_all_builtins): Do not rebuild alias info.
12242 (gimplify_and_update_call_from_tree): Properly update VOPs.
12243 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12244 (copy_ref_info): Remove memory-tag related code.
12245 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12246 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12247 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12249 * tree-ssa-dom.c (gimple_p): Remove typedef.
12250 (eliminate_redundant_computations): Adjust.
12251 (record_equivalences_from_stmt): Likewise.
12252 (avail_expr_hash): Likewise.
12253 (avail_expr_eq): Likewise.
12254 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12255 (stmt_makes_single_load): Likewise.
12256 (stmt_makes_single_store): Likewise.
12257 * tree-ssa-alias.c: Rewrite completely.
12258 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12259 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12260 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12261 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12262 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12263 Remove public functions.
12264 (pass_reset_cc_flags): Remove.
12265 (pass_build_alias): Move ...
12266 * tree-ssa-structalias.c (pass_build_alias): ... here.
12267 * tree-ssa-alias.c (may_be_aliased): Move ...
12268 * tree-flow-inline.h (may_be_aliased): ... here.
12269 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12270 count_uses_and_derefs): Move ...
12271 * gimple.c: ... here.
12272 * gimple.h (count_uses_and_derefs): Declare.
12273 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12274 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12275 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12276 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12277 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12278 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12279 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12281 * tree-dfa.c (refs_may_alias_p): Move ...
12282 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12283 * tree-ssa-alias.h: New file.
12284 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12285 (statement_sink_location): Likewise.
12286 * opts.c (decode_options): Do not adjust max-aliased-vops or
12287 avg-aliased-vops values.
12288 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12289 (TV_CALL_CLOBBER): Likewise.
12290 (TV_FLOW_SENSITIVE): Likewise.
12291 (TV_FLOW_INSENSITIVE): Likewise.
12292 (TV_MEMORY_PARTITIONING): Likewise.
12293 (TV_ALIAS_STMT_WALK): New timevar.
12294 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12295 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12296 (get_address_description): Remove memory-tag related code.
12297 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12298 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12299 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12300 and immediate uses in statements. Document.
12301 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12302 (dump_symbols): Remove.
12303 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12304 * alias.c (get_deref_alias_set): New function split out from ...
12305 (get_alias_set): ... here.
12306 * alias.h (get_deref_alias_set): Declare.
12307 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12308 type parameter. Remove restrict pointer handling. Create a
12309 ref-all pointer in case type-based alias sets do not conflict.
12310 (vect_analyze_data_refs): Remove SMT related code.
12311 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12312 (vectorizable_load): Likewise.
12313 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12314 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12315 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12316 Ignore vops and SMTs.
12317 (dr_analyze_alias): Likewise..
12318 (free_data_ref): Likewise.
12319 (create_data_ref): Likewise.
12320 (analyze_all_data_dependences): Likewise.
12321 (get_references_in_stmt): Adjust.
12322 * tree-flow-inline.h (gimple_aliases_computed_p,
12323 gimple_addressable_vars, gimple_call_clobbered_vars,
12324 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12325 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12326 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12327 gimple_mem_ref_stats): Remove.
12328 (gimple_vop): New function.
12329 (op_iter_next_use): Remove vuses and mayuses cases.
12330 (op_iter_next_def): Remove vdefs case.
12331 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12332 (clear_and_done_ssa_iter): Do not set removed fields.
12333 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12334 Assert we are not iterating over vuses or vdefs if not also
12335 iterating over uses or defs.
12336 (op_iter_init_use): Likewise.
12337 (op_iter_init_def): Likewise.
12338 (op_iter_next_vdef): Remove.
12339 (op_iter_next_mustdef): Likewise.
12340 (op_iter_init_vdef): Likewise.
12341 (compare_ssa_operands_equal): Likewise.
12342 (link_use_stmts_after): Handle vuse operand.
12343 (is_call_used): Use is_call_clobbered.
12344 (is_call_clobbered): Global variables are always call clobbered,
12345 query the call-clobbers bitmap.
12346 (mark_call_clobbered): Ignore global variables.
12347 (clear_call_clobbered): Likewise.
12348 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12349 virtual operands sanity check.
12350 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12352 (TARGET_MEM_REF): Remove TMR_TAG operand.
12353 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12354 Remove call-clobber related code.
12355 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12356 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12357 partitions or escape reason.
12358 (get_single_def_stmt, get_single_def_stmt_from_phi,
12359 get_single_def_stmt_with_phi): Remove.
12360 (dump_referenced_vars): Tidy.
12361 (get_ref_base_and_extent): Allow bare decls.
12362 (collect_dfa_stats): Adjust.
12363 * graphite.c (rename_variables_in_stmt): Adjust.
12364 (graphite_copy_stmts_from_block): Likewise.
12365 (translate_clast): Likewise.
12366 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12368 (translate_vuse_through_block): Use the oracle.
12369 (phi_translate_1): Adjust.
12370 (value_dies_in_block_x): Use the oracle. Cache the outcome
12372 (valid_in_sets): Check if the VUSE for
12373 a REFERENCE is available.
12374 (eliminate): Do not remove stmts during elimination,
12375 instead queue and remove them afterwards.
12376 (do_pre): Do not rebuild alias info.
12377 (pass_pre): Run TODO_rebuild_alias before PRE.
12378 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12379 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12380 (mark_all_v_defs_stmt): Remove.
12381 (mark_all_v_defs_seq): Adjust.
12382 (sra_replace): Likewise.
12383 (scalarize_use): Likewise.
12384 (scalarize_copy): Likewise.
12385 (scalarize_init): Likewise.
12386 (scalarize_ldst): Likewise.
12387 (todoflags): Remove.
12388 (tree_sra): Do not rebuild alias info.
12389 (tree_sra_early): Adjust.
12390 (pass_sra): Run TODO_update_address_taken before SRA.
12391 * tree-predcom.c (set_alias_info): Remove.
12392 (prepare_initializers_chain): Do not call it.
12393 (mark_virtual_ops_for_renaming): Adjust.
12394 (mark_virtual_ops_for_renaming_list): Remove.
12395 (initialize_root_vars): Adjust.
12396 (initialize_root_vars_lm): Likewise.
12397 (prepare_initializers_chain): Likewise.
12398 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12399 (may_propagate_copy_into_stmt): Likewise.
12400 (merge_alias_info): Do nothing for now.
12401 (propagate_tree_value_into_stmt): Adjust.
12402 (stmt_may_generate_copy): Likewise.
12403 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12404 not mark symbols for renaming.
12405 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12406 with the same statement, make sure to update the new pointed-to one.
12407 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12408 call statements, do not mark symbols for renaming.
12409 (mark_operand_necessary): Dump something.
12410 (ref_may_be_aliased): New function.
12411 (mark_aliased_reaching_defs_necessary_1): New helper function.
12412 (mark_aliased_reaching_defs_necessary): Likewise.
12413 (mark_all_reaching_defs_necessary_1): Likewise.
12414 (mark_all_reaching_defs_necessary): Likewise.
12415 (propagate_necessity): Do not process virtual PHIs. For
12416 non-aliased loads mark all reaching definitions as necessary.
12417 For aliased loads and stores mark the immediate dominating
12418 aliased clobbers as necessary.
12419 (visited): New global static.
12420 (perform_tree_ssa_dce): Free visited bitmap after propagating
12422 (remove_dead_phis): Perform simple dead virtual PHI removal.
12423 (remove_dead_stmt): Properly unlink virtual operands when
12425 (eliminate_unnecessary_stmts): Schedule PHI removal after
12427 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12428 (process_replaceable): Likewise.
12429 (find_replaceable_in_bb): Likewise.
12430 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12431 based on the single gimple vop.
12432 (verify_flow_insensitive_alias_info): Remove.
12433 (verify_flow_sensitive_alias_info): Likewise.
12434 (verify_call_clobbering): Likewise.
12435 (verify_memory_partitions): Likewise.
12436 (verify_alias_info): Likewise.
12437 (verify_ssa): Adjust..
12438 (execute_update_addresses_taken): Export. Update SSA
12439 manually. Optimize only when optimizing. Use a local bitmap.
12440 (pass_update_address_taken): Remove TODO_update_ssa, add
12442 (pass_update_address_taken): Just use TODO_update_address_taken.
12443 (init_tree_ssa): Do not initialize addressable_vars.
12444 (verify_ssa): Verify new VUSE / VDEF properties.
12445 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12446 Do not call verify_alias_info.
12447 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12448 Do not free the loaded and stored syms bitmaps. Reset the escaped
12449 and callused solutions. Do not free addressable_vars.
12450 Remove memory-tag related code.
12451 (warn_uninitialized_var): Aliases are always available.
12452 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12453 * lambda-code.c (can_put_in_inner_loop): Adjust.
12454 (can_put_after_inner_loop): Likewise.
12455 (perfect_nestify): Likewise.
12456 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12457 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12458 (vectorizable_conversion): Do not mark symbols for renaming.
12459 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12460 (expand_call_inline): Unlink the calls virtual operands before
12462 (tree_function_versioning): Do not call update_ssa if we are not
12463 updating clones. Simplify.
12464 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12465 (propagate_with_phi): Likewise..
12466 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12467 clobber code. Assert we are not aliased or global.
12468 * tree-flow.h: Include tree-ssa-alias.h
12469 (enum escape_type): Remove.
12470 (struct mem_sym_stats_d): Likewise.
12471 (struct mem_ref_stats_d): Likewise.
12472 (struct gimple_df): Add vop member. Remove global_var,
12473 call_clobbered_vars, call_used_vars, addressable_vars,
12474 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12475 escaped and callused members.
12476 (struct ptr_info_def): Remove all members, add points-to solution
12478 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12479 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12480 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12481 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12482 (tree-ssa-alias.o): Likewise.
12483 (toplev.o): Add tree-ssa-alias.h
12484 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12485 * gimple.c (gimple_set_bb): Fix off-by-one error.
12486 (is_gimple_reg): Do not handle memory tags.
12487 (gimple_copy): Also copy virtual operands.
12488 Delay updating the statement. Do not reset loaded and stored syms.
12489 (gimple_set_stored_syms): Remove.
12490 (gimple_set_loaded_syms): Likewise.
12491 (gimple_call_copy_skip_args): Copy the virtual operands
12492 and mark the new statement modified.
12493 * tree-ssa-structalias.c (may_alias_p): Remove.
12494 (set_uids_in_ptset): Take the alias set to prune with as
12495 parameter. Fold in the alias test of may_alias_p.
12496 (compute_points_to_sets): Compute whether a ptr is dereferenced
12497 in a local sbitmap.
12498 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12499 other ADDRESSOF constraints on the lhs.
12500 (get_constraint_for_component_ref): Assert that we don't get
12501 ADDRESSOF constraints from the base of the reference.
12502 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12503 (struct variable_info): Remove collapsed_to member.
12504 (get_varinfo_fc): Remove.
12505 (new_var_info): Do not set collapsed_to.
12506 (dump_constraint): Do not follow cycles.
12507 (dump_constraint_graph): Likewise.
12508 (build_pred_graph): Likewise.
12509 (build_succ_graph): Likewise.
12510 (rewrite_constraints): Likewise.
12511 (do_simple_structure_copy): Remove.
12512 (do_rhs_deref_structure_copy): Remove.
12513 (do_lhs_deref_structure_copy): Remove.
12514 (collapse_rest_of_var): Remove.
12515 (do_structure_copy): Re-implement.
12516 (pta_stats): New global variable.
12517 (dump_pta_stats): New function.
12518 (struct constraint_expr): Make offset signed.
12519 (UNKNOWN_OFFSET): Define special value.
12520 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
12521 (solution_set_expand): New helper function split out from ...
12522 (do_sd_constraint): ... here.
12523 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
12524 (do_ds_constraint): Likewise.
12525 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
12526 and CALLUSED = *CALLUSED.
12527 (set_union_with_increment): Make inc argument signed.
12528 (type_safe): Remove.
12529 (get_constraint_for_ptr_offset): Handle unknown and negative
12531 (first_vi_for_offset): Handle offsets before start. Bail
12532 out early for offsets beyond the variable extent.
12533 (first_or_preceding_vi_for_offset): New function.
12534 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
12535 Together with ESCAPED = *ESCAPED this properly computes reachability.
12536 (find_what_var_points_to): New function.
12537 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
12538 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
12539 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
12540 pt_solutions_intersect): New functions.
12541 (compute_call_used_vars): Remove.
12542 (compute_may_aliases): New main entry into PTA computation.
12543 * gimple.h (gimple_p): New typedef.
12544 (struct gimple_statement_base): Remove references_memory_p.
12545 (struct gimple_statement_with_memory_ops_base): Remove
12546 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
12548 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
12549 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
12550 gimple_set_references_memory): Remove.
12551 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
12552 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
12554 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
12555 (verify_expr): Allow RESULT_DECL.
12556 (gimple_duplicate_bb): Do not copy virtual operands.
12557 (gimple_duplicate_sese_region): Adjust.
12558 (gimple_duplicate_sese_tail): Likewise.
12559 (mark_virtual_ops_in_region): Remove.
12560 (move_sese_region_to_fn): Do not call it.
12561 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
12562 and pass_simple_dse.
12563 (execute_function_todo): Handle TODO_update_address_taken,
12564 call execute_update_addresses_taken for TODO_rebuild_alias.
12565 (execute_todo): Adjust.
12566 (execute_one_pass): Init dump files early.
12567 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
12569 (create_general_new_stmt): Clear vops.
12570 * tree-ssa-reassoc.c (get_rank): Adjust.
12571 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
12572 symbols for renaming.
12573 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
12574 (PARAM_AVG_ALIASED_VOPS): Likewise.
12575 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
12576 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
12577 * tree-ssa-operands.c: Simplify for new virtual operand representation.
12578 (operand_build_cmp, copy_virtual_operands,
12579 create_ssa_artificial_load_stmt, add_to_addressable_set,
12580 gimple_add_to_addresses_taken): Remove public functions.
12581 (unlink_stmt_vdef): New function.
12583 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12585 * config.gcc (powerpc-*-linux*): Merge variants.
12587 2009-04-02 Chao-ying Fu <fu@mips.com>
12588 James Grosbach <james.grosbach@microchip.com>
12590 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
12591 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
12593 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
12594 keep_interrupts_masked_p, use_debug_exception_return_p.
12595 (mips_attribute_table): Add interrupt, use_shadow_register_set,
12596 keep_interrupts_masked, use_debug_exception_return.
12597 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
12598 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
12600 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
12601 (mips_print_operand): Process COP0 registers to print $0 .. $31
12602 correctly for GAS to process.
12603 (mips_interrupt_extra_call_saved_reg_p): New function.
12604 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
12606 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
12607 (mips_compute_frame_info): Add supports for interrupt context that
12608 includes doubleword accumulators and COP0 registers.
12609 (mips_for_each_saved_acc): New function.
12610 (mips_for_each_saved_gpr_and_fpr): Change the function name from
12611 mips_for_each_saved_reg.
12612 (mips_save_reg): Save accumulators.
12613 (mips_kernel_reg_p): A new for_each_rtx callback.
12614 (mips_expand_prologue): Support interrupt handlers.
12615 (mips_restore_reg): Restore accumulators.
12616 (mips_expand_epilogue): Support interrupt handlers.
12617 (mips_can_use_return_insn): Return false for interrupt handlers.
12618 (mips_epilogue_uses): New function.
12619 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
12620 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
12621 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
12622 cop0_move): New instructions.
12623 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
12624 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
12626 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
12628 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
12629 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
12630 interrupt handlers, we use K0 as the temporary register.
12631 (EPILOGUE_USES): Change to a function call.
12632 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
12633 handlers, we use K0 as the temporary register.
12635 * doc/extend.texi (Function Attributes): Document interrupt,
12636 use_shadow_register_set, keep_interrupts_masked,
12637 use_debug_exception_return for MIPS attributes.
12639 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12641 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
12642 Remove a number of t-files from tmake_file.
12643 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
12644 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
12645 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
12646 target_prototype, not TARGET_PROTOTYPE.
12647 (LINK_OS_GNU_SPEC): Define.
12648 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
12649 and darwin-ldoubdle.c.
12651 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12654 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
12655 (cpp_options): Ditto.
12656 (default_compilers): Ditto.
12657 (display_help): Ditto.
12658 (process_command): Ditto.
12659 (do_spec_1): Ditto.
12660 (set_input): Use lbasename instead of duplicate code.
12661 (save_temps_prefix): New static for -save-temps=obj.
12662 (save_temps_length): Ditto.
12664 * doc/invoke.texi (-save-temps=obj): Document new variant to
12665 -save-temps switch.
12667 2009-04-02 Jeff Law <law@redhat.com>
12669 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
12672 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12674 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
12675 * configure: Regenerated.
12677 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12679 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
12680 share the argument list.
12682 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12686 2009-02-12 Diego Novillo <dnovillo@google.com>
12688 * varpool.c (debug_varpool): New.
12689 * cgraph.h (debug_varpool): Declare.
12691 2009-04-02 Jan Hubicka <jh@suse.cz>
12693 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
12696 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12698 * config/i386/i386.c (ix86_abi): Move initialization to ...
12699 (override_options): Here.
12701 2009-04-02 Christian Bruel <christian.bruel@st.com>
12703 * config/sh/sh.c (sh_dwarf_register_span): New function.
12704 (TARGET_DWARF_REGISTER_SPAN): Define.
12705 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12707 2009-04-02 Ira Rosen <irar@il.ibm.com>
12709 PR tree-optimization/39595
12710 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
12711 interleaved loads group is not greater than the SLP group size.
12713 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12715 * builtins.c (is_builtin_name): New.
12716 (called_as_built_in): Use is_builtin_name.
12717 * tree.h (is_builtin_name): New.
12718 * varasm.c (incorporeal_function_p): Use is_builtin_name
12720 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
12722 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
12724 2009-04-02 Dodji Seketeli <dodji@redhat.com>
12727 * c-decl.c (clone_underlying_type): Move this ...
12728 * c-common.c (set_underlying_type): ... here.
12729 Also, make sure the function properly sets TYPE_STUB_DECL() on
12730 the newly created typedef variant type.
12731 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
12732 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
12735 2009-04-02 Richard Guenther <rguenther@suse.de>
12737 PR tree-optimization/37221
12738 * tree-flow.h (degenerate_phi_result): Declare.
12739 * tree-ssa-dom.c (degenerate_phi_result): Export.
12740 * tree-scalar-evolution.c (analyze_initial_condition): If
12741 the initial condition is defined by a degenerate PHI node
12742 use the degenerate value.
12744 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
12746 PR rtl-optimization/39588
12747 * combine.c (merge_outer_ops): Do not set the constant when this
12749 (simplify_shift_const_1): Do not modify it either in this case.
12751 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
12753 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
12754 tuning is deprecated if -mtune value is set to an Itanium1 variant.
12756 2009-04-01 Janis Johnson <janis187@us.ibm.com>
12759 * c-lex.c (interpret_float): Default (no suffix) is double.
12761 2009-04-1 Xinliang David Li <davidxl@google.com>
12763 * config/i386/i386.c (legitimate_constant_p): Recognize
12764 all one vector constant.
12766 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12768 * config/vax/vax.c: Add #includes to silence warnings.
12769 Change #include order to silence two warnings.
12771 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12773 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
12774 (ASM_SPEC): Pass -k to the assembler for PIC code.
12776 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12778 * config.gcc: Add vax-*-linux* to the switch.
12779 * config/vax/linux.h: New file. (TARGET_VERSION,
12780 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
12782 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12784 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
12785 Use predicate macros instead of GET_CODE() == foo.
12786 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
12787 ashlsi3, rotrsi3, <unnamed>): Likewise.
12789 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12791 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
12792 jbbccihi, jbbccisi): Remova trailing whitespace.
12793 * config/vax/constraints.md: Likewise.
12794 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12795 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
12796 * config/vax/predicates.md: Likewise.
12797 * config/vax/vax.c (print_operand_address, vax_output_int_move,
12798 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
12799 * config/vax/vax.h: Likewise.
12800 * config/vax/vax.md (nonlocal_goto): Likewise.
12802 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12804 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
12805 (indirectable_address_p, adjacent_operands_p): Add spaces around
12807 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
12809 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12811 * config/vax/vax.c (legitimate_constant_address_p,
12812 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
12813 index_term_p, reg_plus_index_p, legitimate_address_p,
12814 vax_mode_dependent_address_p): Update comments to match functions
12815 modified by the recent int->bool conversion.
12817 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12819 * config/vax/builtins.md: Update copyright message.
12820 * config/vax/constraints.md: Likewise.
12821 * config/vax/netbsd-elf.h: Likewise.
12822 * config/vax/predicates.md: Likewise.
12823 * config/vax/vax-protos.h: Likewise.
12824 * config/vax/vax.c: Likewise.
12825 * config/vax/vax.h: Likewise.
12826 * config/vax/vax.md: Likewise.
12827 * config/vax/vax.opt: Likewise.
12829 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12831 * config/vax/builtins.md (ffssi2, ffssi2_internal,
12832 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
12833 * config/vax/constraints.md (B, R): Likewise.
12834 * config/vax/predicates.md (external_memory_operand,
12835 nonimmediate_addsub_di_operand): Likewise.
12836 * config/vax/vax.c (vax_output_int_add): Likewise.
12837 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
12838 untyped_call): Likewise.
12840 2009-04-01 Matt Thomas <matt@3am-software.com>
12842 * config/vax/predicates.md: New file.
12843 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
12844 external_const_operand, nonsymbolic_operand, external_memory_operand,
12845 indirect_memory_operand, indexed_memory_operand,
12846 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
12847 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
12849 * config/vax/constraints.md: New file.
12850 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
12852 * config/vax/builtins.md: New file.
12853 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
12854 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
12856 * config/vax/vax.opt (mqmath): Add option.
12857 * config/vax/vax.md (isfx): Extend with DI.
12858 (VAXintQH, VAXintQHSD): Define.
12859 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
12860 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
12861 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
12862 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
12863 (movdi): Update constraints and use vax_output_int_move().
12864 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
12865 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
12866 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
12867 nonlocal_goto): New.
12868 (mov<mode>): Extend accepted operand types.
12869 (subdi3_old): Rename from subdi3, change update constraints and use
12870 a new implementation.
12871 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
12872 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
12873 MOVE_RATIO, CLEAR_RATIO): Define.
12874 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
12875 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
12876 (PRINT_OPERAND): Redefine using a function instead of inlined code.
12877 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
12878 (split_quadword_operands): Make static and really allow variable
12880 (print_operand_address): Update for PIC generation.
12881 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
12882 indexable_address_p, fixup_mathdi_operand,
12883 vax_expand_addsub_di_operands, adjacent_operands_p): New.
12884 (vax_float_literal, legitimate_constant_p,
12885 indirectable_constant_address_p, index_term_p,
12886 reg_plus_index_p): Return bool instead of int.
12887 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
12889 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
12891 (vax_output_conditional_branch): Indent.
12892 (legitimate_constant_address_p, indirectable_constant_address_p,
12893 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
12894 vax_mode_dependent_address_p): Return bool instead of int, update for
12896 * config/vax/vax-protos.h (legitimate_constant_address_p,
12897 legitimate_constant_p, legitimate_address_p,
12898 vax_mode_dependent_address_p): Change declaration to bool.
12899 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
12900 vax_expand_addsub_di_operands, vax_output_int_subtract,
12901 vax_output_movmemsi): Declare.
12902 (split_quadword_operands, vax_float_literal): Delete declaration.
12903 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
12904 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
12905 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
12906 ASM_OUTPUT_DWARF_PCREL): Define.
12907 (ASM_SPEC): Change definition to allow PIC generation.
12909 2009-04-01 Steve Ellcey <sje@cup.hp.com>
12911 * doc/sourcebuild.texi: Update front-end requirements.
12913 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12916 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
12917 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
12918 (booldi3_internal3): Use boolean_or_operator instead of
12921 2009-04-01 Joseph Myers <joseph@codesourcery.com>
12924 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
12925 declarator whose size is not an integer constant expression but
12926 folds to an integer constant, then treat it as a constant
12929 2009-04-01 Richard Guenther <rguenther@suse.de>
12931 * fold-const.c (fold_plusminus_mult_expr): Do not fold
12932 i * 4 + 2 to (i * 2 + 1) * 2.
12934 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12937 * c-parser.c (c_parser_asm_statement): Skip until close paren and
12938 return if c_parser_asm_string_literal returned NULL.
12940 2009-04-01 Nick Clifton <nickc@redhat.com>
12942 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
12944 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
12945 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
12946 other typedefs to avoid conflicts with libgcc2.c. Define labels
12947 to gain 16-bit bit-manipulation functions from libgcc2.c and then
12949 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
12950 to gain 16-bit trapping arithmetic functions from libgcc2.c and
12953 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
12955 * varasm.c (default_function_rodata_section): Declare DOT as
12958 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
12959 Andrey Galkin <agalkin@hypercom.com>
12962 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
12963 Make object_name unique for each process.
12965 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12968 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
12969 addressable variables in the parallel that could go out of scope while
12970 running queued tasks.
12972 2009-04-01 Anatoly Sokolov <aesok@post.ru>
12974 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
12975 (CASE_VALUES_THRESHOLD): Redefine.
12976 * config/avr/avr.c (avr_override_options): Remove initialization of
12977 avr_case_values_threshold variable.
12978 (avr_case_values_threshold): Remove variable. Add new function.
12979 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
12980 * config/avr/avr.opt (mno-tablejump): Remove option.
12981 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
12983 2009-04-01 DJ Delorie <dj@redhat.com>
12985 * varasm.c (default_function_rodata_section): Don't assume
12986 anything about where the first '.' in the section name is.
12988 2009-04-01 Alan Modra <amodra@bigpond.net.au>
12990 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
12991 rs6000_emit_stack_tie.
12993 2009-03-31 Ian Lance Taylor <iant@google.com>
12995 * tree-eh.c (tree_remove_unreachable_handlers): Compare
12996 gimple_code with GIMPLE_RESX, not RESX.
12998 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13000 * c-common.c (c_get_ident): New.
13001 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13003 2009-04-01 Ben Elliston <bje@au.ibm.com>
13005 * config/rs6000/sysv4.opt (msdata): Improve option description.
13007 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13009 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13010 (divdf3_internal_lat): Remove.
13011 (divxf3_internal_lat): Remove.
13012 (divxf3_internal_thr): Remove.
13013 (divxf): Use divxf3_internal.
13014 * config/ia64/div.md (divsf3_internal_lat): New.
13015 (divdf3_internal_lat): New.
13016 (divxf3_internal): New.
13018 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13021 * Makefile.in (USE_GCC_STDINT): Define.
13022 (stmp-int-hdrs): Install stdint.h if applicable.
13023 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13025 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13026 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13027 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13028 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13029 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13030 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13031 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13032 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13033 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13034 (c_common_nodes_and_builtins): Initialize
13035 underlying_wchar_type_node. Do not initialize
13036 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13037 nodes for new types.
13038 (c_stddef_cpp_builtins): Define macros for new types.
13039 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13041 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13042 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13043 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13044 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13045 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13046 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13047 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13048 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13049 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13050 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13051 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13052 int16_type_node, int32_type_node, int64_type_node,
13053 uint8_type_node, uint16_type_node, c_uint32_type_node,
13054 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13055 int_least32_type_node, int_least64_type_node,
13056 uint_least8_type_node, uint_least16_type_node,
13057 uint_least32_type_node, uint_least64_type_node,
13058 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13059 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13060 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13061 uintptr_type_node): Define.
13062 * c-cppbuiltin.c (builtin_define_constants,
13063 builtin_define_type_minmax): New.
13064 (builtin_define_stdint_macros): Define more macros.
13065 (c_cpp_builtins): Define more limit macros.
13066 (type_suffix): New.
13067 (builtin_define_type_max): Define in terms of
13068 builtin_define_type_minmax. Remove is_long parameter. All
13070 * config.gcc (use_gcc_stdint): Define.
13071 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13072 Add newlib-stdint.h for generic targets.
13073 * config/glibc-stdint.h, config/newlib-stdint.h,
13074 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13075 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13076 * config/score/score.h (UINTPTR_TYPE): Define.
13077 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13078 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13079 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13080 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13081 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13082 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13083 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13084 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13085 * config/spu/spu.h (STDINT_LONG32): Define.
13086 * configure.ac (use_gcc_stdint): Substitute.
13087 * configure: Regenerate.
13088 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13089 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13090 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13091 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13092 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13093 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13094 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13095 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13096 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13097 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13098 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13099 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13100 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13101 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13102 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13103 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13104 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13105 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13106 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13107 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13108 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13109 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13110 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13111 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13112 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13113 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13114 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13115 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13116 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13118 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13120 * loop-iv.c (suitable_set_for_replacement): Renamed from
13121 simplify_using_assignment; changed to return bool and to accept new
13122 args DEST and SRC. Return true iff we find a source/destination pair
13123 that can be used to make a replacement, and fill SRC and DEST if so.
13124 Remove arg ALTERED. Don't deal with altered regs here. All callers
13126 (simplify_using_initial_values): Deal with altered regs here and track
13127 more precisely the effect they have on the validity of our expression.
13129 * loop-iv.c (simplify_using_condition): A condition of the form
13130 (EQ REG CONST) can be used to simply make a substitution.
13131 (simplify_using_initial_values): Keep track of conditions we have seen
13132 and keep using them to simplify new expressions, while applying the
13133 same substitutions to them as to the expression.
13135 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13136 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13139 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13140 changed. Use this when trying to improve the upper bound.
13141 Generate the comparison by using simplify_gen_relational.
13143 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13145 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13147 (simplify_using_assignment, simplify_using_initial_values): Call
13148 replace_in_expr to make replacements. Call replace_single_def_regs
13149 once on the initial version of the expression.
13151 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13154 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13156 2009-03-31 Richard Guenther <rguenther@suse.de>
13158 PR middle-end/31029
13159 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13160 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13162 2009-03-31 Richard Guenther <rguenther@suse.de>
13164 * tree.h (div_if_zero_remainder): Declare.
13165 * fold-const.c (div_if_zero_remainder): Export.
13166 * tree-ssa-forwprop.c
13167 (forward_propagate_addr_into_variable_array_index): Handle
13168 constant array index addition outside of the variable index.
13170 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13173 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13174 define_splits, floatunssi<mode>2): Require x87 conversions from
13175 DImode to be permitted.
13177 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13179 PR preprocessor/15638
13180 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13182 2009-03-31 Richard Guenther <rguenther@suse.de>
13184 PR middle-end/23401
13185 PR middle-end/27810
13186 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13187 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13188 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13189 a separate statement.
13190 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13191 (lookup_tmp_var): Likewise.
13192 (is_gimple_formal_tmp_or_call_rhs): Remove.
13193 (is_gimple_reg_or_call_rhs): Rename to ...
13194 (is_gimple_reg_rhs_or_call): ... this.
13195 (is_gimple_mem_or_call_rhs): Rename to ...
13196 (is_gimple_mem_rhs_or_call): ... this.
13197 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13198 DECL_GIMPLE_REG_P only if is_formal is true.
13199 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13200 for non-proper post-modify expression gimplification.
13201 (gimplify_self_mod_expr): For post-modify expressions gimplify
13202 the lvalue to a minimal lvalue.
13203 (rhs_predicate_for): Remove formal temp case.
13204 (gimplify_modify_expr_rhs): Likewise.
13205 (gimplify_addr_expr): Use is_gimple_reg.
13206 (gimplify_expr): Remove formal temp cases.
13207 (gimple_regimplify_operands): Likewise.
13208 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13209 and FILTER_EXPR like constants.
13210 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13212 (is_gimple_formal_tmp_rhs): Remove.
13213 (is_gimple_reg_rhs): Remove special casing.
13214 (is_gimple_mem_rhs): Fix.
13215 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13216 (is_gimple_formal_tmp_var): Remove.
13217 (is_gimple_formal_tmp_reg): Likewise.
13218 (is_gimple_min_lval): Allow invariant component ref parts.
13219 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13220 is_gimple_formal_tmp_reg): Remove declarations.
13221 * tree-cfg.c (verify_expr): Verify that variables with address
13222 taken do not have DECL_GIMPLE_REG_P set.
13223 * tree-mudflap.c (mf_build_check_statement_for): Use
13224 force_gimple_operand instead of gimplify_expr.
13226 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13228 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13229 schedulable rows to compute_split_row.
13231 2009-03-31 Ben Elliston <bje@au.ibm.com>
13234 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13237 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13239 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13240 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13241 * configure: Regenerate.
13242 * config.in: Regenerate.
13243 * config/rs6000/rs6000.opt (mtls-markers): Add.
13244 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13245 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13246 (tls_ld_aix, tls_ld_sysv): Likewise.
13247 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13248 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13250 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13252 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13254 2009-03-30 Jan Hubicka <jh@suse.cz>
13256 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13258 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13259 detection and label handling.
13261 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13263 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13264 left_conflicts_size.
13265 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13266 ALLOCNO_LEFT_CONFLICTS_SIZE.
13268 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13269 remove_allocno_from_bucket_and_push,
13270 allocno_spill_priority_compare, push_allocnos_to_stack,
13271 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13272 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13273 (setup_allocno_left_conflicts_num): Ditto. Rename to
13274 setup_allocno_left_conflicts_size.
13275 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13276 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13277 setup_allocno_left_conflicts_size instead of
13278 setup_allocno_left_conflicts_num.
13280 * ira-build.c (ira_create_allocno): Use
13281 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13282 ALLOCNO_LEFT_CONFLICTS_NUM.
13284 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13286 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13287 instead of DF_LR_OUT.
13289 * ira-lives.c (process_bb_node_lives): Ditto.
13291 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13292 instead of DF_LR_{OUT,IN}.
13294 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13296 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13298 2009-03-30 Jan Hubicka <jh@suse.cz>
13300 * except.c (label_to_region_map): Fix thinko.
13302 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13304 PR middle-end/38237
13305 * tree.h (tree_find_value): New declaration.
13306 * tree.c (tree_find_value): New function.
13307 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13309 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13312 * c-decl.c (struct c_binding): Add locus field.
13313 (bind): Add locus argument, set locus field from it.
13314 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13315 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13316 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13317 implicitly_declare, undeclared_variable, lookup_label,
13318 declare_label, c_make_fname_decl, c_builtin_function,
13319 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13322 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13325 * config/i386/i386.c (classify_argument): Check total size of
13328 2009-03-30 Martin Jambor <mjambor@suse.cz>
13330 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13331 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13332 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13335 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13336 seen_variable_array_ref while also traversing a union.
13338 * tree-inline.c (optimize_inline_calls): Do not call
13339 cgraph_node_remove_callees.
13340 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13341 (pass_remove_cgraph_callee_edges): New variable.
13342 * passes.c (init_optimization_passes): Add
13343 pass_remove_cgraph_callee_edges after early inlining and before all
13344 late intraprocedural passes.
13346 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13348 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13350 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13351 Fix typos in names.
13353 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13355 * combine.c (simplify_comparison): Use have_insn_for.
13356 * dojump.c (do_jump): Likewise.
13358 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13360 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13361 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13362 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13363 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13364 instead of sparc_compare_emitted.
13365 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13366 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13367 instead of sparc_compare_emitted.
13369 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13371 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13372 enter/exit cfglayout mode.
13373 (pass_partition_block): Require it.
13374 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13375 (combine_instructions): Track basic blocks instead of labels.
13376 (update_cfg_for_uncondjump): New.
13377 (try_combine): Use it. Update jumps after rescanning.
13378 (pass_combine): Require PROP_cfglayout.
13379 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13381 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13383 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13384 Provide/destroy PROP_cfglayout respectively.
13385 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13386 * tree-pass.h (PROP_cfglayout): New.
13388 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13390 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13391 fold_convert_const_fixed_from_fixed,
13392 fold_convert_const_fixed_from_int,
13393 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13394 set TREE_CONSTANT_OVERFLOW.
13395 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13396 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13398 2009-03-30 Ira Rosen <irar@il.ibm.com>
13400 * tree-vect-loop-manip.c: New file.
13401 * tree-vectorizer.c: Update documentation and included files.
13402 (vect_loop_location): Make extern.
13403 (rename_use_op): Move to tree-vect-loop-manip.c
13404 (rename_variables_in_bb, rename_variables_in_loop,
13405 slpeel_update_phis_for_duplicate_loop,
13406 slpeel_update_phi_nodes_for_guard1,
13407 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13408 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13409 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13410 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13411 find_loop_location): Likewise.
13412 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13413 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13414 get_vectype_for_scalar_type, vect_is_simple_use,
13415 supportable_widening_operation, supportable_narrowing_operation):
13417 (bb_in_loop_p): Move to tree-vect-loop.c.
13418 (new_loop_vec_info, destroy_loop_vec_info,
13419 reduction_code_for_scalar_code, report_vect_op,
13420 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13421 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13422 (vect_supportable_dr_alignment): Likewise.
13423 * tree-vectorizer.h (tree-data-ref.h): Include.
13424 (vect_loop_location): Declare.
13425 Reorganize function declarations according to the new file structure.
13426 * tree-vect-loop.c: New file.
13427 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13428 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13429 * tree-vect-data-refs.c: New file.
13430 * tree-vect-patterns.c (timevar.h): Don't include.
13431 * tree-vect-stmts.c: New file.
13432 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13433 tree-vect-slp.c, tree-vect-loop.c.
13434 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13435 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13436 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13437 (tree-vect-analyze.o): Remove.
13438 (tree-vect-transform.o): Likewise.
13439 (tree-vect-data-refs.o): Add rule.
13440 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13441 tree-vect-slp.o): Likewise.
13442 (tree-vect-patterns.o): Remove redundant dependencies.
13443 (tree-vectorizer.o): Likewise.
13444 * tree-vect-slp.c: New file.
13446 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13448 * optc-gen.awk: Warn if an option flag has multiple different
13451 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13453 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13454 -floop-block): Document dependences on PPL, CLooG and Graphite.
13456 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13458 PR rtl-optimization/323
13459 * c-common.c (c_fully_fold, convert_and_check,
13460 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13461 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13462 * c-common.def (EXCESS_PRECISION_EXPR): New.
13463 * c-cppbuiltin.c (builtin_define_float_constants): Define
13464 constants with enough digits for long double.
13465 * c-lex.c (interpret_float): Interpret constant with excess
13466 precision where appropriate.
13467 * c-opts.c (c_common_post_options): Set
13468 flag_excess_precision_cmdline. Give an error for
13469 -fexcess-precision=standard for C++ for processors where the
13470 option is significant.
13471 * c-parser.c (c_parser_conditional_expression): Handle excess
13472 precision in condition.
13473 * c-typeck.c (convert_arguments): Handle arguments with excess
13475 (build_unary_op): Move excess precision outside operation.
13476 (build_conditional_expr): Likewise.
13477 (build_compound_expr): Likewise.
13478 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13479 (build_modify_expr): Handle excess precision in RHS.
13480 (convert_for_assignment): Handle excess precision in converted
13482 (digest_init, output_init_element, process_init_element): Handle
13483 excess precision in initializer.
13484 (c_finish_return): Handle excess precision in return value.
13485 (build_binary_op): Handle excess precision in operands and add
13486 excess precision as needed for operation.
13487 * common.opt (-fexcess-precision=): New option.
13488 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13489 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13490 For standard excess precision, output explicit conversion to and
13491 truncation from XFmode.
13492 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13493 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13494 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13495 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13496 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13497 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13498 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13499 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13500 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13501 define_splits, sqrt<mode>2): Disable where appropriate for
13502 standard excess precision.
13503 * convert.c (convert_to_real): Do not shorten arithmetic to type
13504 for which excess precision would be used.
13505 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13506 * doc/invoke.texi (-fexcess-precision=): Document option.
13507 (-mfpmath=): Correct index entry.
13508 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13509 flag_excess_precision): New.
13510 * langhooks.c (lhd_post_options): Set
13511 flag_excess_precision_cmdline.
13512 * opts.c (common_handle_option): Handle -fexcess-precision=.
13513 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13514 init_excess_precision): New.
13515 (lang_dependent_init_target): Call init_excess_precision.
13516 * tree.c (excess_precision_type): New.
13517 * tree.h (excess_precision_type): Declare.
13519 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13522 * c-typeck.c (build_component_ref): Do not copy qualifiers from
13523 non-lvalue to component.
13525 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13527 PR preprocessor/34695
13528 * Makefile.in (c-opts.o): Depend on c-tree.h.
13529 * c-common.c: Move down include of diagnostic.h.
13530 (done_lexing, c_cpp_error): New.
13531 * c-common.h (done_lexing): Declare.
13532 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
13534 * c-opts.c: Include c-tree.h.
13535 (c_common_init_options): Set preprocessor error callback.
13536 (c_common_handle_option): Do not set preprocessor
13537 inhibit_warnings, warnings_are_errors, warn_system_headers,
13538 pedantic_errors or inhibit_warnings flags.
13539 (c_common_post_options): Do not check cpp_errors (parse_in).
13540 (c_common_finish): Do not output dependencies if there were
13541 errors. Do not check return value of cpp_finish.
13542 * c-ppoutput.c (pp_file_change): Set input_location.
13543 * c-tree.h (c_cpp_error): Declare.
13544 * diagnostic.c (diagnostic_set_info_translated): Also initialize
13546 (diagnostic_build_prefix): Check override_column.
13547 * diagnostic.h (diagnostic_info): Add override_column field.
13548 (diagnostic_override_column): Define.
13550 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
13552 * c-common.c (c_expand_expr, c_staticp): Remove.
13553 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
13554 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
13555 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
13556 * c-gimplify.c (gimplify_compound_literal_expr,
13557 optimize_compound_literals_in_ctor): Remove.
13558 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
13559 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
13560 * c-semantics.c (emit_local_var): Remove.
13562 * langhooks-def.h (lhd_expand_expr): Remove.
13563 * langhooks.c (lhd_expand_expr): Remove.
13564 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
13566 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
13567 handling from c-semantics.c; don't call into langhook.
13568 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
13569 * gimplify.c (gimplify_compound_literal_expr,
13570 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
13571 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
13572 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
13573 as was done in c-gimplify.c.
13574 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
13575 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
13576 Move from c-common.h.
13577 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
13579 * tree.c (staticp): Do not call langhook.
13580 * langhooks.c (lhd_staticp): Delete.
13581 * langhooks-def.h (lhd_staticp): Delete prototype.
13582 (LANG_HOOKS_STATICP): Delete.
13583 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
13585 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
13586 instead of DECL_STMTs.
13588 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13596 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
13598 (fold_call_expr): Return a NOP_EXPR from folding rather than the
13599 contained expression.
13600 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
13601 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
13602 conditional expressions for C.
13603 (decl_constant_value_for_optimization): Move from
13604 decl_constant_value_for_broken_optimization in c-typeck.c. Check
13605 whether optimizing and that the expression is a VAR_DECL not of
13606 array type instead of doing such checks in the caller. Do not
13607 check pedantic. Call gcc_unreachable for C++.
13608 * c-common.def (C_MAYBE_CONST_EXPR): New.
13609 * c-common.h (c_fully_fold, c_save_expr,
13610 decl_constant_value_for_optimization): New prototypes.
13611 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13612 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13613 EXPR_INT_CONST_OPERANDS): Define.
13614 * c-convert.c (convert): Strip nops from expression.
13615 * c-decl.c (groktypename): Take extra parameters expr and
13616 expr_const_operands. Update call to grokdeclarator.
13617 (start_decl): Update call to grokdeclarator. Add statement for
13618 expressions used in type of decl.
13619 (grokparm): Update call to grokdeclarator.
13620 (push_parm_decl): Update call to grokdeclarator.
13621 (build_compound_literal): Add parameter non_const and build a
13622 C_MAYBE_COSNT_EXPR if applicable.
13623 (grokdeclarator): Take extra parameters expr and
13624 expr_const_operands. Track expressions used in declaration
13625 specifiers and declarators. Fold array sizes and track whether
13626 they are constant expressions and whether they are integer
13627 constant expressions.
13628 (parser_xref_tag): Set expr and expr_const_operands fields in
13630 (grokfield): Update call to grokdeclarator.
13631 (start_function): Update call to grokdeclarator.
13632 (build_null_declspecs): Set expr and expr_const_operands fields in
13634 (declspecs_add_type): Handle expressions in typeof specifiers.
13635 * c-parser.c (c_parser_declspecs): Set expr and
13636 expr_const_operands fields for declaration specifiers.
13637 (c_parser_enum_specifier): Likewise.
13638 (c_parser_struct_or_union_specifier): Likewise.
13639 (c_parser_typeof_specifier): Likewise. Update call to
13640 groktypename. Fold expression as needed. Return expressions with
13641 type instead of adding statements.
13642 (c_parser_attributes): Update calls to c_parser_expr_list.
13643 (c_parser_statement_after_labels): Fold expression before passing
13644 to objc_build_throw_stmt.
13645 (c_parser_condition): Fold expression.
13646 (c_parser_asm_operands): Fold expression.
13647 (c_parser_conditional_expression): Use c_save_expr. Update call
13648 to build_conditional_expr.
13649 (c_parser_alignof_expression): Update call to groktypename.
13650 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
13651 original_code. Fold expression argument of va_arg. Create
13652 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
13653 argument to va_arg. Update calls to groktypename. Fold array
13654 index for offsetof. Verify that first argument to
13655 __builtin_choose_expr has integer type.
13656 (c_parser_postfix_expression_after_paren_type): Update calls to
13657 groktypename and build_compound_literal. Handle expressions with
13658 side effects in type name.
13659 (c_parser_postfix_expression_after_primary): Update call to
13660 c_parser_expr_list. Set original_code for calls to
13661 __builtin_constant_p.
13662 (c_parser_expr_list): Take extra parameter fold_p. Fold
13663 expressions if requested.
13664 (c_parser_objc_type_name): Update call to groktypename.
13665 (c_parser_objc_synchronized_statement): Fold expression.
13666 (c_parser_objc_receiver): Fold expression.
13667 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
13668 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
13669 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
13670 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
13671 (struct c_typespec): Add elements expr and expr_const_operands.
13672 (struct c_declspecs): Add elements expr and expr_const_operands.
13673 (groktypename, build_conditional_expr, build_compound_literal):
13675 (in_late_binary_op): Declare.
13676 * c-typeck.c (note_integer_operands): New function.
13677 (in_late_binary_op): New variable.
13678 (decl_constant_value_for_broken_optimization): Move to c-common.c
13679 and rename to decl_constant_value_for_optimization.
13680 (default_function_array_conversion): Do not strip nops.
13681 (default_conversion): Do not call
13682 decl_constant_value_for_broken_optimization.
13683 (build_array_ref): Do not fold result.
13684 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13685 result when operand is a VLA.
13686 (c_expr_sizeof_type): Update call to groktypename. Handle
13687 expressions included in type name. Use C_MAYBE_CONST_EXPR for
13688 result when operand names a VLA type.
13689 (build_function_call): Update call to build_compound_literal.
13690 Only fold result for calls to __builtin_* functions. Strip
13691 NOP_EXPR from INTEGER_CST returned from such functions. Fold
13692 the function designator.
13693 (convert_arguments): Fold arguments. Update call to
13694 convert_for_assignment.
13695 (build_unary_op): Handle increment and decrement of
13696 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13697 decrement earlier. Fold operand of increment and decrement.
13698 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13699 built for integer operand. Wrap returns that are INTEGER_CSTs
13700 without being integer constant expressions or that have integer
13701 constant operands without being INTEGER_CSTs.
13702 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13703 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13704 result is an integer constant expression or can be used in
13705 unevaluated parts of one and avoid folding and wrap as
13706 appropriate. Fold operands before possibly doing -Wsign-compare
13708 (build_compound_expr): Wrap result for C99 if operands can be used
13709 in integer constant expressions.
13710 (build_c_cast): Update call to digest_init. Do not ignore
13711 overflow from casting floating-point constants to integers. Wrap
13712 results that could be confused with integer constant expressions,
13713 null pointer constants or floating-point constants.
13714 (c_cast_expr): Update call to groktypename. Handle expressions
13715 included in type name.
13716 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
13717 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
13718 Update calls to convert_for_assignment.
13719 (convert_for_assignment): Take new parameter
13720 null_pointer_constant. Do not strip nops or call
13721 decl_constant_value_for_broken_optimization. Set
13722 in_late_binary_op for conversions to boolean.
13723 (store_init_value): Update call to digest_init.
13724 (digest_init): Take new parameter null_pointer_constant. Do not
13725 call decl_constant_value_for_broken_optimization. pedwarn for
13726 initializers not constant expressions. Update calls to
13727 convert_for_assignment.
13728 (constructor_nonconst): New.
13729 (struct constructor_stack): Add nonconst element.
13730 (really_start_incremental_init, push_init_level, pop_init_level):
13731 Handle constructor_nonconst and nonconst element.
13732 (set_init_index): Call constant_expression_warning for array
13734 (output_init_element): Fold value. Set constructor_nonconst as
13735 applicable. pedwarn for initializers not constant expressions.
13736 Update call to digest_init. Call constant_expression_warning
13737 where constant initializers are required.
13738 (process_init_element): Use c_save_expr.
13739 (c_finish_goto_ptr): Fold expression.
13740 (c_finish_return): Fold return value. Update call to
13741 convert_for_assignment.
13742 (c_start_case): Fold switch expression.
13743 (c_process_expr_stmt): Fold expression.
13744 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
13745 ensure statement expression is not evaluated in constant expression.
13746 (build_binary_op): Track whether results are integer constant
13747 expressions or may occur in such, disable folding and wrap results
13748 as applicable. Fold operands for -Wsign-compare warnings unless
13750 (c_objc_common_truthvalue_conversion): Handle results folded to
13751 integer constants that are not integer constant expressions.
13752 * doc/extend.texi: Document when typeof operands are evaluated,
13753 that condition of __builtin_choose_expr is an integer constant
13754 expression, and more about use of __builtin_constant_p in
13757 2009-03-29 Richard Guenther <rguenther@suse.de>
13759 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13760 propagate addresses of array references.
13762 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
13764 * regmove.c (perhaps_ends_bb_p): Remove.
13765 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
13766 from INSN and check that the main loop stays within that basic block.
13767 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
13768 (regmove_forward_pass): Split out from regmove_optimize. Use
13769 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
13770 (regmove_backward_pass): Split out from regmove_optimize. Use
13771 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
13772 (regmove_optimize): Simplify.
13774 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13777 * config/i386/i386.c (classify_argument): Ignore flexible array
13778 member in struct and warn ABI change.
13780 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13782 * config/i386/i386-protos.h (ix86_agi_dependent): New.
13784 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
13785 (ix86_adjust_cost): Updated.
13787 2009-03-29 Jan Hubicka <jh@suse.cz>
13789 PR middle-end/28850
13790 * tree-pass.h (pass_cleanup_eh): New function.
13791 (remove_unreachable_regions): Break code handling RTL
13792 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
13793 that can not be reached by runtime.
13794 (can_be_reached_by_runtime): New function.
13795 (label_to_region_map): New function.
13796 (num_eh_regions): New function.
13797 (rtl_remove_unreachable_regions): New function.
13798 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
13799 (remove_eh_region): New function.
13800 * except.h: Include sbitmap and vecprim.
13801 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
13802 num_eh_regions): Declare.
13803 * passes.c (init_optimization_passes): Schedule cleanup_eh.
13804 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
13805 * tree-eh.c (tree_remove_unreachable_handlers): New function.
13806 (tree_empty_eh_handler_p): New function.
13807 (cleanup_empty_eh): New function.
13808 (cleanup_eh): New function.
13809 (pass_cleanup_eh): New function.
13811 2009-03-29 Jan Hubicka <jh@suse.cz>
13813 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
13814 for removed regions.
13816 2009-03-29 Jan Hubicka <jh@suse.cz>
13818 * except.c (dump_eh_tree): Dump all datastructures.
13820 2009-03-29 Jan Hubicka <jh@suse.cz>
13822 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
13823 (duplicate_eh_regions_1): Likewise.
13824 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
13825 vector; call EH verification.
13826 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13827 Be ready for region being removed.
13829 2009-03-29 Jan Hubicka <jh@suse.cz>
13831 * bitmap.c (bitmap_last_set_bit): New function.
13832 * bitmap.h (bitmap_last_set_bit): Declare.
13834 2009-03-29 David Ayers <ayers@fsfe.org>
13837 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
13838 by calling objc_compare_types and surpress warnings about
13839 incompatible C pointers that are compatible ObjC pointers.
13841 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
13843 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
13844 call initialize_inline_failed.
13845 (initialize_inline_failed): Move it from here ...
13846 * cgraph.c (initialize_inline_failed): ... to here.
13847 (cgraph_create_edge): Call initialize_inline_failed rather than
13848 setting inline_failed directly.
13850 2009-03-29 Ben Elliston <bje@au.ibm.com>
13853 * sysv4.opt (msdata): Improve comment.
13854 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
13855 * sysv4.h (SVR4_ASM_SPEC): Likewise.
13857 2009-03-29 Ben Elliston <bje@au.ibm.com>
13860 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
13861 load and store attributes.
13863 2009-03-29 Ben Elliston <bje@au.ibm.com>
13865 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
13866 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
13867 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
13868 * doc/extend.texi (X86 Built-in Functions): Add index entries for
13869 __builtin_infq and __builtin_huge_valq.
13871 2009-03-28 Anatoly Sokolov <aesok@post.ru>
13873 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
13875 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13876 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
13878 2009-03-28 Xinliang David Li <davidxl@google.com>
13880 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
13881 (do_dbg_cnt): New function.
13883 2009-03-28 Jan Hubicka <jh@suse.cz>
13885 Merge from pretty-ipa:
13887 2009-03-27 Jan Hubicka <jh@suse.cz>
13889 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13890 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
13891 * passes.c (function_called_by_processed_nodes_p): New.
13892 * ipa-pure-const.c (check_call): Fix handling of operands.
13893 (analyze_function): Dump debug output for skipped bodies.
13894 (local_pure_const): Use function_called_by_processed_nodes_p.
13895 * dwarf2out.c (reference_to_unused): Use output.
13896 * passes.c (do_per_function_toporder): Likewise.
13898 2008-11-12 Jan Hubicka <jh@suse.cz>
13900 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
13901 * ipa-pure-const.c (funct_state_d): Add can throw field; make
13902 state_set_in_source enum
13903 (check_decl): Ignore memory tags; do not set fake looping flags;
13905 (check_operand, check_tree, check_rhs_var, check_lhs_var,
13906 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
13907 (check_call, analyze_function): Rewrite.
13909 (add_new_function): Update call of analyze_function.
13910 (generate_summary): Add call of analyze_function.
13911 (propagate): Propagate can_throw; handle state_set_in_source correctly.
13912 (local_pure_const): New function.
13913 (pass_local_pure_const): New pass.
13914 * ipa-inline.c (inline_transform): Set after_inlining.
13915 * tree-eh.c (stmt_can_throw_external): New.
13916 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
13917 work with aliasing built.
13918 * tree-flow.h (stmt_can_throw_external): New.
13919 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
13920 and local pure/const pass in early and late optimization queue.
13922 2009-03-28 Martin Jambor <mjambor@suse.cz>
13924 * fold-const.c (get_pointer_modulus_and_residue): New parameter
13926 (fold_binary): Allow function decl aligment consideration is the
13927 second argument is integer constant one.
13928 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
13929 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
13930 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
13932 2009-03-28 Jan Hubicka <jh@suse.cz>
13934 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
13935 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
13936 * function.h (rtl_data): Add nothrow flag.
13937 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
13938 set DECL_NOTHROW for AVAILABLE functions.
13940 2009-03-28 Jakub Jelinek <jakub@redhat.com>
13942 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
13943 following vector keyword has expansion starting with pixel or bool
13944 keyword, expand vector to __vector and pixel or bool to __pixel or
13948 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
13949 warn_if_disallowed_function_p): Removed.
13950 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
13951 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
13952 warning_if_disallowed_function_p.
13953 * flags.h (warn_if_disallowed_function_p,
13954 warn_disallowed_functions): Removed.
13955 * common.opt (Wdisallowed-function-list=): Removed.
13956 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
13958 2009-03-28 Richard Guenther <rguenther@suse.de>
13960 PR tree-optimization/38723
13961 * tree-ssa-pre.c (compute_avail): Add all default definitions to
13964 2009-03-28 Jan Hubicka <jh@suse.cz>
13966 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
13967 test introduced by my previous patch.
13969 2009-03-28 Richard Guenther <rguenther@suse.de>
13971 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
13972 the PHIs value undefined.
13974 2009-03-28 Jan Hubicka <jh@suse.cz>
13976 * tree-pass.h (pass_fixup_cfg): New pass.
13977 * ipa-inline.c (inline_transform): Set
13978 always_inline_functions_inlined/after_inlining.
13979 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
13980 (pass_fixup_cfg): New pass.
13981 * passes.c (init_optimization_passes): Add fixup_cfg.
13983 2009-03-28 Richard Guenther <rguenther@suse.de>
13985 PR tree-optimization/38458
13986 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
13987 argument use the arguments copy-of value.
13989 2009-03-28 Richard Guenther <rguenther@suse.de>
13991 PR tree-optimization/38180
13992 * tree-ssa-ccp.c (get_default_value): Simplify.
13993 (likely_value): Likewise.
13994 (surely_varying_stmt_p): Properly handle VOP case.
13995 (ccp_initialize): Likewise.
13996 (ccp_fold): Handle propagating through *&.
13997 (fold_const_aggregate_ref): Also handle decls.
13999 2009-03-28 Jan Hubicka <jh@suse.cz>
14001 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14002 * cgraph.h (cgraph_node): Likewise.
14003 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14004 (cgraph_reset_node): Use process flag.
14005 (cgraph_mark_functions_to_output): Likewise.
14006 (cgraph_expand_function): Likewise.
14007 (cgraph_expand_all_functions): Likewise.
14008 (cgraph_output_in_order): Likewise.
14009 * dwarf2out.c (reference_to_unused): Likewise.
14010 * passes.c do_per_function_toporder): Likewise.
14012 2009-03-28 Jan Hubicka <jh@suse.cz>
14014 Bring from lto-branch:
14016 2008-09-03 Doug Kwan <dougkwan@google.com>
14018 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14019 enums instead of reason strings.
14020 * cgraph.c (cgraph_create_edge): Same.
14021 (cgraph_inline_failed_string): New function.
14022 * cgraph.h (cgraph_inline_failed_t): New enum type.
14023 (cgraph_inline_failed_string): New prototype.
14024 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14025 char pointer to cgraph_inline_failed_t.
14026 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14027 (cgraph_default_inline_p): Ditto.
14028 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14029 to cgraph_inline_failed_t pointer.
14030 * cif-code.def: New file.
14031 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14033 (cgraph_check_inline_limits): Change type of REASON to pointer to
14034 cgraph_inline_failed_t. Replace reason strings with enums.
14035 (cgraph_default_inline_p): Ditto.
14036 (cgraph_recursive_inlining_p): Ditto.
14037 (update_caller_keys): Change type of FAILED_REASON to
14038 cgraph_inline_failed_t.
14039 (cgraph_set_inline_failed): Change type of REASON to pointer to
14040 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14041 convert enums to strings for text output.
14042 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14043 to be of type cgraph_inline_failed_t. Replace reason strings with
14044 enums. Call cgraph_inline_failed_string to covert enums
14045 to strings for text output.
14046 (cgraph_decide_inlining): Replace reason strings with enums.
14047 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14048 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14050 * tree-inline.c (expand_call_inline): Change type of REASON
14051 to cgraph_inline_failed_t. Replace reason strings with enums.
14052 Call cgraph_inline_failed_string for text output.
14053 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14056 2009-03-28 Jan Hubicka <jh@suse.cz>
14058 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14059 cgraph_clone_node): Remove master clone handling.
14060 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14061 * cgraph.h (master_clone): Remove.
14062 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14063 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14064 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14066 2009-03-28 Jan Hubicka <jh@suse.cz>
14068 * cgraph.c (cgraph_function_body_availability): Functions declared
14069 inline are always safe to assume that it is not going to be replaced.
14071 2009-03-28 Richard Guenther <rguenther@suse.de>
14073 PR tree-optimization/38513
14074 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14075 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14076 EXC_PTR_EXPR and FILTER_EXPR.
14077 (get_ref_from_reference_ops): Likewise.
14079 2009-03-28 Richard Guenther <rguenther@suse.de>
14081 PR tree-optimization/38968
14082 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14083 Use FLOOR_MOD_EXPR to compute misalignment.
14085 2009-03-28 Richard Guenther <rguenther@suse.de>
14087 PR tree-optimization/37795
14088 * tree.h (combine_comparisons): Declare.
14089 * fold-const.c (combine_comparisons): Export.
14090 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14092 (ifcombine_iforif): Use combine_comparisons.
14094 2009-03-28 Jan Hubicka <jh@suse.cz>
14096 * tree-eh.c (inlinable_call_p): New function.
14097 (make_eh_edges): Use it.
14098 (verify_eh_edges): Use it.
14099 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14100 * except.c (reachable_next_level): Add inlinable_function argument
14101 (sjlj_find_directly_reachable_regions): Update.
14102 (add_reachable_handler): Do not set saw_any_handlers.
14103 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14104 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14105 Add new inlinable call parameter.
14106 (can_throw_internal, can_throw_external): Update.
14107 * except.h (can_throw_internal_1, can_throw_external_1,
14108 foreach_reachable_handler): Update declaration.
14110 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14112 * config/arm/t-arm-coff, config/h8300/coff.h,
14113 config/i386/i386-aout.h, config/i386/i386-coff.h,
14114 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14115 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14116 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14117 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14118 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14119 sys-types.h: Remove.
14120 * Makefile.in: Remove protoize and fixproto support and references
14122 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14123 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14125 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14126 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14127 unprotoize$(exeext).
14128 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14129 (.PHONY): Don't depend on proto.
14130 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14131 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14132 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14133 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14134 build/gen-protos.o, build/scan.o, xsys-protos.h,
14135 build/fix-header$(build_exeext), build/fix-header.o,
14136 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14137 stmp-install-fixproto): Remove.
14138 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14139 SYSCALLS.c or fixproto files.
14140 (install-common): Don't install protoize.
14141 (install-headers-tar, install-headers-cpio, install-headers-cp):
14142 Don't depend on $(STMP_FIXPROTO).
14143 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14144 install fixproto files or write out fixproto settings.
14145 (uninstall): Don't uninstall protoize.
14146 * config.gcc (use_fixproto): Remove.
14147 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14148 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14149 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14150 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14151 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14152 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14153 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14154 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14155 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14156 * config/t-vxworks (STMP_FIXPROTO): Remove.
14157 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14158 STMP_FIXPROTO): Remove.
14159 * config.in, configure: Regenerate.
14160 * crtstuff.c (gid_t, uid_t): Don't undefine.
14161 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14162 (arm-*-coff, arm-*-aout: Remove target entries.
14163 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14164 Remove mention of AIX 4.1.
14165 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14166 * doc/invoke.texi (Running Protoize): Remove.
14167 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14168 (Protoize Caveats): Remove.
14169 * tsystem.h: Update comments on headers assumed to exist.
14171 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14173 * genautomata.c: Add a new year to the copyright. Add a new
14175 (struct insn_reserv_decl): Add comments for member bypass_list.
14176 (find_bypass): Remove.
14177 (insert_bypass): New.
14178 (process_decls): Use insert_bypass.
14179 (output_internal_insn_latency_func): Output all bypasses with the
14180 same input insn in one switch case.
14182 * rtl.def (define_bypass): Describe bypass choice.
14183 * doc/md.texi (define_bypass): Ditto.
14185 2009-03-27 Richard Guenther <rguenther@suse.de>
14187 * gimplify.c (mark_addressable): Export.
14188 * tree-flow.h (mark_addressable): Declare.
14189 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14190 * tree-ssa.c (verify_phi_args): Verify that address taken
14191 variables have TREE_ADDRESSABLE set.
14193 2009-03-27 Richard Guenther <rguenther@suse.de>
14195 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14196 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14197 Do not mark decls TREE_ADDRESSABLE.
14198 (build_fold_addr_expr): Adjust.
14199 (fold_addr_expr): Remove.
14200 (fold_unary): Use build_fold_addr_expr.
14201 (fold_comparison): Likewise.
14202 (split_address_to_core_and_offset): Likewise.
14203 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14205 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14206 (gimplify_modify_expr_to_memcpy): Mark source and destination
14208 * omp-low.c (create_omp_child_function): Mark the object decl
14210 (lower_rec_input_clauses): Mark the var we take the address of
14212 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14214 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14216 PR middle-end/39315
14217 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14218 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14220 2009-03-27 Richard Guenther <rguenther@suse.de>
14222 PR tree-optimization/39120
14223 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14225 (handle_lhs_call): Process return constraints. Add escape
14226 constraints if necessary.
14227 (handle_const_call): Fill out return constraints. Make nested
14228 case more precise. Avoid consttmp if possible.
14229 (handle_pure_call): Fill out return constraints. Avoid
14230 callused if possible.
14231 (find_func_aliases): Simplify call handling.
14233 2009-03-27 Richard Guenther <rguenther@suse.de>
14235 PR tree-optimization/39120
14236 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14237 as a representative.
14238 (solve_graph): Do propagate CALLUSED.
14239 (handle_pure_call): Use a scalar constraint from CALLUSED for
14241 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14244 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14247 * c-common.c (handle_aligned_attribute): Properly check alignment
14248 overflow. Use (1U << i) instead of (1 << i).
14250 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14252 * expr.h (get_mem_align_offset): Updated.
14254 * tree.h (tree_decl_common): Change align to "unsigned int" and
14255 move it before pointer_alias_set.
14257 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14258 Jakub Jelinek <jakub@redhat.com>
14261 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14262 gr_register_operand with gr_reg_or_0_operand.
14263 (cmpxchg_rel_di): Likewise.
14264 (sync_lock_test_and_set<mode>): Likewise.
14266 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14268 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14269 (true_regnum): Likewise.
14271 * rtlanal.c (subreg_info): Moved to ...
14272 * rtl.h (subreg_info): Here. New.
14273 (subreg_get_info): New.
14275 * rtlanal.c (subreg_get_info): Make it extern.
14277 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14280 * config/i386/i386.c (ix86_abi): New.
14281 (override_options): Handle -mabi=.
14282 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14283 (ix86_call_abi_override): Likewise.
14284 (init_cumulative_args): Likewise.
14285 (function_arg_advance): Likewise.
14286 (function_arg_64): Likewise.
14287 (function_arg): Likewise.
14288 (ix86_pass_by_reference): Likewise.
14289 (ix86_function_value_regno_p): Likewise.
14290 (ix86_build_builtin_va_list_abi): Likewise.
14291 (setup_incoming_varargs_64): Likewise.
14292 (is_va_list_char_pointer): Likewise.
14293 (ix86_init_machine_status): Likewise.
14294 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14295 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14296 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14297 (ix86_function_abi): Make it static and return enum calling_abi.
14298 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14300 (ix86_fn_abi_va_list): Updated.
14302 * config/i386/i386.h (ix86_abi): New.
14303 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14304 (CONDITIONAL_REGISTER_USAGE): Likewise.
14305 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14306 (machine_function): Likewise.
14308 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14310 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14311 (STACK_BOUNDARY): Likewise.
14312 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14314 * config/i386/i386.opt (mabi=): New.
14316 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14317 return enum calling_abi.
14318 (ix86_function_type_abi): Likewise.
14319 (ix86_function_abi): Removed.
14321 * doc/invoke.texi: Document -mabi= option for x86.
14323 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14325 * builtins.c (real_dconstp): Delete.
14326 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14328 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14329 Jakub Jelinek <jakub@redhat.com>
14332 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14333 (gen_subprogram_die): When a function is explicit, generate the
14334 DW_AT_explicit attribute.
14335 * langhooks.h (struct lang_hooks_for_decls): Add
14336 function_decl_explicit_p langhook.
14337 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14338 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14340 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14342 * builtins.c (fold_builtin_memory_op): Optimize memmove
14343 into memcpy if we can prove source and destination don't overlap.
14345 * tree-inline.c: Include gt-tree-inline.h.
14346 (clone_fn_id_num): New variable.
14347 (clone_function_name): New function.
14348 (tree_function_versioning): Use it.
14349 * Makefile.in (GTFILES): Add tree-inline.c.
14351 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14353 * BASE-VER: Change to 4.5.0.
14355 2009-03-27 Xinliang David Li <davidxl@google.com>
14357 PR tree-optimization/39557
14358 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14360 2009-03-27 Xinliang David Li <davidxl@google.com>
14362 PR tree-optimization/39548
14363 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14366 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14368 * c-common.c (pointer_int_sum): Use %wd on return from
14371 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14373 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14374 on return from tree_low_cst.
14376 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14379 * ginclude/stdarg.h (va_copy): Define also for
14380 __GXX_EXPERIMENTAL_CXX0X__.
14382 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14385 * builtins.h (c_strlen): Do not warn here.
14386 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14387 * c-common.c (pointer_int_sum): Take an explicit location.
14388 Warn about offsets out of bounds.
14389 * c-common.h (pointer_int_sum): Adjust declaration.
14391 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14393 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14396 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14399 * opts.c (warn_if_disallowed_function_p): Don't assume
14400 get_callee_fndecl must return non-NULL.
14402 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14404 PR rtl-optimization/39522
14405 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14406 when reg_reloaded_valid is set.
14408 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14410 * config/spu/divv2df3.c: New file.
14411 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14412 (DPBIT_FUNCS): Filter out _div_df.
14414 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14416 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14417 a jump insn, count that jump in the distance to the loop start.
14419 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14422 * config/sh/sh.c (calc_live_regs): Fix condition for global
14423 registers except PIC_OFFSET_TABLE_REGNUM.
14425 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14428 * doc/invoke.texi (-mconsole): New.
14430 (-mno-cygwin): New.
14432 (-mnop-fun-dllimport): New.
14436 (sub section "i386 and x86-64 Windows Options"): New.
14438 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14440 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14441 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14443 2009-03-25 Richard Guenther <rguenther@suse.de>
14445 PR middle-end/39497
14446 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14449 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14451 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14452 neither of haifa/selective schedulers are working.
14454 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14456 * doc/invoke.texi (Debugging Options): Fix description of
14457 -fno-merge-debug-strings.
14459 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14461 * config/cris/libgcc.ver: New version-script.
14462 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14464 * configure.ac <GAS features, nop mnemonic>: Add pattern
14465 crisv32-*-* for "nop".
14466 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14467 * configure: Regenerate.
14469 2009-03-24 Ira Rosen <irar@il.ibm.com>
14471 PR tree-optimization/39529
14472 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14473 mark_sym_for_renaming for the tag copied to the new vector
14476 2009-03-24 Arthur Loiret <aloiret@debian.org>
14478 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14479 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14480 EXTRA_SPEC_FUNCTIONS.
14481 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14482 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14483 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14484 -march and -mtune options.
14486 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14488 * config/m68k/t-rtems: Add m5329 multilib.
14490 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14491 Jakub Jelinek <jakub@redhat.com>
14494 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14497 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14500 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14501 instead of c_parser_expression_conv, if original_code isn't one of the
14502 4 allowed comparison codes, fail.
14504 2009-03-23 Richard Guenther <rguenther@suse.de>
14506 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14507 * tree.h (struct tree_type): Likewise.
14508 * reload.h (struct insn_chain): Likewise.
14509 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14510 * function.h (struct function): Likewise.
14511 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14513 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14515 PR tree-optimization/39516
14516 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
14518 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
14520 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
14521 should be set true if BITS_PER_WORD of target is bigger than 32
14523 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
14525 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
14526 Translate -B-options to -rpath-link. Correct existing
14527 rpath-link and conditionalize on !nostdlib.
14529 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14531 * doc/extend.texi (Function Attributes, Variable Attributes):
14533 * doc/invoke.texi (Debugging Options, Optimize Options)
14534 (i386 and x86-64 Options, MCore Options): Likewise.
14536 2009-03-20 Jakub Jelinek <jakub@redhat.com>
14539 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
14540 it for block local namespace aliases.
14541 (gen_decl_die): Pass context_die to gen_namespace_die.
14543 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14546 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
14547 minimum or maximum value.
14549 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
14551 * reginfo.c (globalize_reg): Recompute derived reg sets.
14553 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
14556 * libgcc2.c (mprotect): Do not use signed arguments for
14557 VirtualProtect, use DWORD arguments. Also fix the 'may
14558 be used uninitialized' warning for the np variable.
14560 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14563 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
14564 functions using regparm calling conventions when not optimizing.
14565 (ix86_function_sseregparm): Similarly for sseregparm calling
14568 2009-03-19 Li Feng <nemokingdom@gmail.com>
14570 PR middle-end/39500
14571 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
14572 dependence if the first conflict is after niter iterations.
14574 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
14576 PR middle-end/38609
14577 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
14578 functions with dynamic stack-pointer adjustments.
14580 2009-03-19 Ben Elliston <bje@au.ibm.com>
14582 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
14583 option; change to -msdata=data.
14585 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14587 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
14590 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
14593 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
14595 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
14597 * doc/invoke.texi (Code Gen Options): Expand discussion of
14600 2009-03-18 Jakub Jelinek <jakub@redhat.com>
14602 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
14603 * matrix-reorg.c (struct matrix_info): Likewise.
14604 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
14605 * rtl.h (struct mem_attrs): Likewise.
14606 * df.h (struct df): Likewise.
14607 * tree-data-ref.h (struct data_dependence_relation): Likewise.
14608 * ira-int.h (struct ira_allocno): Likewise.
14609 * df-scan.c (struct df_collection_rec): Likewise.
14610 * ira.c (struct equivalence): Likewise.
14611 * function.c (struct temp_slot): Likewise.
14612 * cfgloop.h (struct loop): Likewise.
14615 * function.c (use_register_for_decl): When not optimizing, disregard
14616 register keyword for variables with types containing methods.
14618 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
14620 PR middle-end/39447
14621 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
14622 (is_simple_operand): Call contains_component_ref_p before calling data
14623 reference analysis that would fail on COMPONENT_REFs.
14625 * tree-vrp.c (search_for_addr_array): Fix formatting.
14627 2009-03-18 Richard Guenther <rguenther@suse.de>
14629 * tree-vect-transform.c (vect_loop_versioning): Fold the
14630 generated comparisons.
14631 * tree-vectorizer.c (set_prologue_iterations): Likewise.
14632 (slpeel_tree_peel_loop_to_edge): Likewise.
14634 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14636 PR middle-end/37805
14637 * opts.c (print_specific_help): In addition to `undocumented',
14638 accept `separate' and `joined' flags if passed alone. Describe
14639 output by the first matched one of those.
14640 (common_handle_option): Skip over empty strings.
14641 * gcc.c (display_help): Fix help string for `--help='.
14642 * doc/invoke.texi (Option Summary, Overall Options): With
14643 `--help=', classes and qualifiers can both be repeated, but
14644 only the latter can be negated. One should not pass only
14645 negated qualifiers. Fix markup and examples.
14648 2008-10-14 Jakub Jelinek <jakub@redhat.com>
14649 PR middle-end/37805
14650 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
14651 and -fhelp=separate.
14653 2009-03-17 Jing Yu <jingyu@google.com>
14655 PR middle-end/39378
14656 * function.h (struct rtl_data): Move is_thunk from here...
14657 (struct function): ...to here.
14658 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
14659 * varasm.c (assemble_start_function): Change is_thunk from crtl to
14661 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
14663 (alpha_does_function_need_gp, alpha_start_function): Likewise.
14664 (alpha_output_function_end_prologue): Likewise.
14665 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
14666 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
14667 (rs6000_output_function_epilogue): Likewise.
14668 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
14670 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
14673 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
14674 from different units in a single alternative.
14675 (*truncdfsf_i387): Ditto.
14676 (*truncxfsf2_mixed): Ditto.
14677 (*truncxfdf2_mixed): Ditto.
14679 2009-03-17 Jakub Jelinek <jakub@redhat.com>
14681 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
14682 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14685 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14686 unused non-artificial variables when not optimizing.
14689 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
14690 DW_TAG_imported_module even if decl is IMPORTED_DECL with
14691 NAMESPACE_DECL in its DECL_INITIAL.
14693 PR middle-end/39443
14694 * optabs.c (set_user_assembler_libfunc): New function.
14695 * expr.h (set_user_assembler_libfunc): New prototype.
14696 * c-common.c: Include libfuncs.h.
14697 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14698 for memcmp, memset, memcpy, memmove and abort.
14699 * Makefile.in (c-common.o): Depend on libfuncs.h.
14702 * dwarf2out.c (gen_inlined_enumeration_type_die,
14703 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14704 gen_tagged_type_instantiation_die): Removed.
14705 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14708 2009-03-17 Janis Johnson <janis187@us.ibm.com>
14711 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
14713 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
14714 (check-parallel-%): Ditto.
14715 (check-consistency): Ditto.
14717 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
14719 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
14720 local variable rhs by NULL_TREE.
14722 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14725 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
14727 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14730 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
14732 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14735 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
14736 for ms->sysv ABI calls only in 64bit mode.
14738 * config/i386/i386.md (untyped_call): Support 32bit.
14740 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
14742 * doc/extend.texi: Replace x86_65 with x86_64.
14744 2009-03-16 Jakub Jelinek <jakub@redhat.com>
14746 PR tree-optimization/39455
14747 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
14748 mismatches for POINTER_TYPE_P (type).
14749 (number_of_iterations_le): Likewise.
14751 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14753 * config/picochip/picochip.c: Removed profiling support.
14754 * config/picochip/picochip.md: Removed profiling instruction.
14755 * config/picochip/picochip.h: Removed profiling builtin.
14757 2009-03-16 Joseph Myers <joseph@codesourcery.com>
14759 * doc/install.texi (--with-host-libstdcxx): Document.
14761 2009-03-14 Anatoly Sokolov <aesok@post.ru>
14764 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
14765 generate a warning if the function name does not begin with
14766 "__vector" and the function has either the 'signal' or 'interrupt'
14767 attribute, from here to ...
14768 (avr_declare_function_name): ...here. New function.
14769 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
14770 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
14772 2009-03-14 Jakub Jelinek <jakub@redhat.com>
14775 * cse.c (fold_rtx): Don't modify original const_arg1 when
14776 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
14777 separate variable instead.
14778 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
14779 from out of range shift counts.
14780 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
14782 2009-03-13 Catherine Moore <clm@codesourcery.com>
14784 * config/i386/x-mingw32 (host-mingw32.o): Replace
14785 diagnostic.h with $(DIAGNOSTIC_H).
14787 2009-03-12 Jakub Jelinek <jakub@redhat.com>
14790 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
14792 * config/i386/sync.md (sync_compare_and_swap<mode>,
14793 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
14794 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
14796 (sync_double_compare_and_swapdi_pic,
14797 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
14798 cmpxchg8b_pic_memory_operand instead of just memory_operand.
14800 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14803 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
14805 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14808 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14809 (avx_addsubv4df3): Likewise.
14810 (*avx_addsubv4sf3): Likewise.
14811 (sse3_addsubv4sf3): Likewise.
14813 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14816 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
14818 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
14821 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
14822 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14823 registers for allocnos created from user-defined variables.
14825 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14828 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
14829 of non-integer mode as well.
14831 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
14833 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
14834 for functions for which the parameter types are unknown.
14836 2009-03-11 Jakub Jelinek <jakub@redhat.com>
14839 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
14840 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
14841 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
14842 * config/i386/i386.c (ix86_local_alignment): For
14843 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
14844 long long variables on the stack to avoid dynamic realignment.
14845 Allow the first argument to be a decl rather than type.
14846 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
14848 2009-03-11 Nick Clifton <nickc@redhat.com>
14851 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
14853 Add description to mno-lsim option.
14854 * config/mcore/mcore.h: Remove comment about deprecated m4align
14856 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
14857 * doc/invoke.texi: Add description of mno-lsim and
14858 mstack-increment options.
14860 * config/fr30/fr30.opt: Document the -mno-lsim option.
14861 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
14862 and -mno-lsim options.
14864 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14866 * fold-const.c (fold_comparison): Only call fold_inf_compare
14867 if the mode supports infinities.
14869 2009-03-11 Jason Merrill <jason@redhat.com>
14872 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
14873 end already did. Notice GIMPLE_CALL modifications of the result.
14874 Don't copy debug information from an ignored decl or a decl from
14877 2009-03-10 Richard Guenther <rguenther@suse.de>
14878 Nathan Froyd <froydnj@codesourcery.com>
14880 PR middle-end/37850
14881 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
14882 (__divMODE3): Likewise.
14884 2009-03-09 Jakub Jelinek <jakub@redhat.com>
14886 PR tree-optimization/39394
14887 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
14888 DECL_SIZE_UNIT of variable length FIELD_DECLs.
14890 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14892 * recog.c (verfiy_changes): Disallow renaming of hard regs in
14893 inline asms for register asm ("") declarations.
14895 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
14897 * fold-const.c (fold_unary): Fix comment.
14899 2009-03-07 Jan Hubicka <jh@suse.cz>
14902 * tree-inline.c (setup_one_parameter): Do replacement of const
14903 argument by constant in SSA form.
14905 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14907 PR middle-end/38028
14908 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
14909 determine alignment passed to assign_stack_local.
14910 (assign_parms_unsplit_complex): Likewise.
14911 * except.c (sjlj_build_landing_pads): Likewise.
14913 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14915 PR middle-end/39360
14916 * tree-flow.h (add_referenced_var): Return bool instead of void.
14917 * tree-dfa.c (add_referenced_var): Return result of
14918 referenced_var_check_and_insert call.
14919 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
14920 of referenced_var_check_and_insert.
14923 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
14924 (gen_variable_die): Emit DW_AT_location on abstract static variable's
14925 DIE, don't emit it if abstract origin already has it.
14926 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
14927 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
14929 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14931 * genpreds.c (needs_variable): Fix parentheses at variable name
14933 (write_tm_constrs_h): Indent generated code.
14935 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14937 * doc/extend.texi (Function Attributes): Add documentation
14938 for isr attributes.
14940 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14943 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
14944 take locus from its DECL_SOURCE_LOCATION instead of input_location.
14946 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14948 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
14951 2009-03-05 Jakub Jelinek <jakub@redhat.com>
14954 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
14955 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
14957 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
14959 * config/i386/i386.md (R8_REG, R9_REG): New constants.
14960 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
14961 constants instead of magic numbers.
14962 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
14964 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
14965 (x86_64_ms_abi_int_parameter_registers): Ditto.
14966 (x86_64_int_return_registers): Ditto.
14967 (ix86_maybe_switch_abi): Ditto.
14968 (ix86_expand_call): Ditto for clobbered_registers array.
14969 (ix86_hard_regno_mode_ok): Ditto.
14970 (x86_extended_QIreg_mentioned_p): Ditto.
14972 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
14974 PR tree-optimization/39349
14975 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
14977 * combine.c (gen_lowpart_for_combine): Use omode when generating
14980 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
14982 PR rtl-optimization/39235
14983 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
14985 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14987 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
14989 2009-03-04 Richard Guenther <rguenther@suse.de>
14991 PR tree-optimization/39362
14992 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
14993 that occur in abnormal PHIs should be varying.
14995 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14997 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
14999 (simple_iv): Take loop as an argument instead of statement.
15000 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15001 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15003 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15005 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15006 * matrix-reorg.c (analyze_transpose): Ditto.
15007 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15008 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15009 * tree-predcom.c (ref_at_iteration): Ditto.
15010 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15012 2009-03-04 Richard Guenther <rguenther@suse.de>
15014 PR tree-optimization/39358
15015 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15016 escaped_id and callused_id.
15017 (solve_graph): Likewise.
15019 2009-03-04 Richard Guenther <rguenther@suse.de>
15021 PR tree-optimization/39339
15022 * tree-sra.c (try_instantiate_multiple_fields): Make it
15023 no longer ICE on the above.
15025 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15027 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15028 that fits within Pmode.
15030 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15032 PR middle-end/10109
15033 * tm.texi (LIBCALL_VALUE): Update description.
15035 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15037 PR middle-end/34443
15038 * doc/extend.texi (section): Update description.
15040 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15042 PR middle-end/39345
15043 * tree-inline.c (remapped_type): New.
15044 (can_be_nonlocal): Call remapped_type instead of remap_type.
15046 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15049 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15050 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15052 2009-03-03 Richard Guenther <rguenther@suse.de>
15054 PR middle-end/39272
15055 * tree.c (tree_nonartificial_location): New function.
15056 * tree.h (tree_nonartificial_location): Declare.
15057 * builtins.c (expand_builtin_memory_chk): Provide location
15058 of the call location for artificial function pieces.
15059 (maybe_emit_chk_warning): Likewise.
15060 (maybe_emit_sprintf_chk_warning): Likewise.
15061 (maybe_emit_free_warning): Likewise.
15062 * expr.c (expand_expr_real_1): Likewise.
15064 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15066 PR tree-optimization/39343
15067 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15068 COMPONENT_REF t has ARRAY_TYPE.
15070 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15072 PR middle-end/39335
15073 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15074 when the type precision of the induction variable should be
15075 larger than the type precision of nit.
15076 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15077 * graphite.c (graphite_loop_normal_form): Same.
15078 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15080 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15082 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15083 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15084 numbers to describe clobbered registers.
15085 (*call_value_0_rex64_ms_sysv): Ditto.
15086 * config/i386/mmx.md (mmx_emms): Ditto.
15087 (mmx_femms): Ditto.
15089 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15091 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15094 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15096 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15097 (spu_section_type_flags): New function.
15099 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15101 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15102 reg_class_contents of FLOAT_REGS into a temporary.
15104 2009-03-02 Richard Guenther <rguenther@suse.de>
15105 Ira Rosen <irar@il.ibm.com>
15107 PR tree-optimization/39318
15108 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15109 information to the vectorized statement.
15111 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15113 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15114 variable. Use defined names instead of magic constants for REX SSE
15117 2009-03-01 Richard Guenther <rguenther@suse.de>
15119 PR tree-optimization/39331
15120 * omp-low.c (lower_send_shared_vars): Do not receive new
15121 values for the reference of DECL_BY_REFERENCE parms or results.
15123 2009-03-01 Jan Hubicka <jh@suse.cz>
15126 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15127 BLOCK_NONLOCALIZED_VAR): New macros.
15128 (tree_block): Add nonlocalized_vars.
15129 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15130 gen_decl_die): Add origin argument. Allow generation of die with
15131 origin at hand only.
15132 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15133 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15135 (gen_block_die): Fix checking for unused blocks.
15136 (process_scope_var): Break out from .... ; work with origins only.
15137 (decls_for_scope) ... here; process nonlocalized list.
15138 (dwarf2out_ignore_block): Look for nonlocalized vars.
15139 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15141 (dump_scope_block): Dump them.
15142 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15143 (remap_block): Likewise.
15144 (can_be_nonlocal): New predicate.
15145 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15147 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15149 * configure: Regenerate.
15151 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15153 * optc-gen.awk: No need to duplicate option flags twice.
15154 Reuse help texts for duplicate options which do not have any.
15156 * gcc.c (display_help): Document --version.
15158 * gcc.c (main): If print_help_list and verbose_flag, ensure
15159 driver output comes before subprocess output.
15161 * optc-gen.awk: Assign all remaining fields to help string,
15162 space-separated, for multi-line help in *.opt.
15164 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15165 -Wno-pedantic-ms-format is for MinGW targets only.
15167 * doc/options.texi (Option file format): Fix bad indentation,
15168 restoring dropped sentence.
15170 2009-02-28 Jan Hubicka <jh@suse.cz>
15172 * tree-inline.c (tree_function_versioning): Output debug info.
15174 2009-02-28 Jan Hubicka <jh@suse.cz>
15177 * tree-inline.c (setup_one_parameter): Do not copy propagate
15178 arguments when not optimizing.
15180 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15183 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15184 (avx_addsubv4df3): Likewise.
15185 (*avx_addsubv4sf3): Likewise.
15186 (sse3_addsubv4sf3): Likewise.
15187 (*avx_addsubv2df3): Likewise.
15188 (sse3_addsubv2df3): Likewise.
15189 (avx_unpckhps256): Correct item selectors.
15190 (avx_unpcklps256): Likewise.
15191 (avx_unpckhpd256): Likewise.
15192 (avx_unpcklpd256): Likewise.
15194 2009-02-28 Jan Hubicka <jh@suse.cz>
15196 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15198 (copy_arguments_for_versioning): If var is declared don't declare it.
15199 (tree_function_versioning): First setup substitutions and then copy
15202 2009-02-27 Jan Hubicka <jh@suse.cz>
15205 * cgraph.h (varpool_output_debug_info): Remove.
15206 * cgraphunit.c (varpool_output_debug_info): Remove.
15207 * dwarf2out.c (deferred_locations_struct): New struct
15208 (deferred_locations): New type.
15209 (deferred_locations_list): New static var.
15210 (deffer_location): New function.
15211 (gen_variable_die): Use it.
15212 (decls_for_scope): Output info on local static vars.
15213 (dwarf2out_finish): Process deferred locations.
15214 * varpool.c (varpool_output_debug_info): Remove.
15216 2009-02-27 Jan Hubicka <jh@suse.cz>
15219 * tree.h (TREE_PROTECTED): Fix comment.
15220 (BLOCK_HANDLER_BLOCK): Remove.
15221 (struct tree_block): Remove handler_block add body_block.
15222 (inlined_function_outer_scope_p): New.
15223 (is_body_block): Remove.
15224 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15225 * dwarf2out.c (is_inlined_entry_point): Remove.
15226 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15227 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15229 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15230 * gimplify.c (gimplify_expr): Gimplify body blocks.
15231 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15232 block with multiple subblocks.
15233 (dump_scope_block): Prettier output; dump more flags and info.
15234 (dump_scope_blocks): New.
15235 (remove_unused_locals): Use dump_scope_blocks.
15236 * tree-flow.h (dump_scope_blocks): Declare.
15237 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15238 * stmt.c (is_body_block): Remove.
15239 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15240 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15242 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15244 PR middle-end/39308
15245 * graphite.c (graphite_loop_normal_form): Do not call
15246 number_of_iterations_exit from a gcc_assert.
15248 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15250 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15251 jumps if COND is NULL.
15252 (find_cond_jump): New function.
15253 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15254 * config/s390/s390.md: Remove z10_cobra attribute value.
15256 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15258 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15259 force_const_mem returns NULL_RTX.
15261 2009-02-26 Jan Hubicka <jh@suse.cz>
15264 * cgraph.h (varpool_output_debug_info): Remove.
15265 * cgraphunit.c (varpool_output_debug_info): Remove.
15266 * dwarf2out.c (deferred_locations_struct): New struct
15267 (deferred_locations): New type.
15268 (deferred_locations_list): New static var.
15269 (deffer_location): New function.
15270 (gen_variable_die): Use it.
15271 (decls_for_scope): Output info on local static vars.
15272 (dwarf2out_finish): Process deferred locations.
15273 * varpool.c (varpool_output_debug_info): Remove.
15275 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15277 PR rtl-optimization/39241
15278 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15279 to subreg_offset_representable_p.
15281 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15283 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15284 execute function prototype. Get f and nregs from max_reg_num
15285 and get_insns. Remove the first backward pass as it's dead,
15286 guard the forward pass by flag_expensive_optimizations.
15287 (rest_of_handle_regmove): Delete.
15288 (pass_regmove): Replace it with regmove_optimize.
15290 2009-02-25 Martin Jambor <mjambor@suse.cz>
15292 PR tree-optimization/39259
15293 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15294 calls_alloca function flags.
15295 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15296 calls are detected.
15298 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15300 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15301 flags_set_1_rtx, flags_set_1_set): Delete.
15302 (regmove_optimize): Do not call mark_flags_life_zones.
15304 2009-02-24 Julian Brown <julian@codesourcery.com>
15307 * config/arm/arm.c (require_pic_register): Only set
15308 cfun->machine->pic_reg once per function.
15310 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15312 * doc/invoke.texi (Link Options): Document an easier way to pass
15313 options that take arguments to the GNU linker using -Xlinker and -Wl.
15315 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15318 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15320 2009-02-24 Richard Guenther <rguenther@suse.de>
15323 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15325 2009-02-24 Richard Guenther <rguenther@suse.de>
15326 Zdenek Dvorak <ook@ucw.cz>
15328 PR tree-optimization/39233
15329 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15330 from converting them to a generic type.
15332 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15334 PR tree-optimization/39260
15335 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15336 contains a condition with a real type.
15337 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15339 2009-02-23 Jason Merrill <jason@redhat.com>
15342 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15343 narrowing_initializer_constant_valid_p.
15344 (narrowing_initializer_constant_valid_p): Don't return
15345 null_pointer_node for adding a pointer to itself.
15347 2009-02-23 Jan Hubicka <jh@suse.cz>
15350 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15353 2009-02-23 Jan Hubicka <jh@suse.cz>
15355 PR tree-optimization/37709
15356 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15357 * tree.h (block_ultimate_origin): Declare.
15358 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15359 * tree-ssa-live.c (remove_unused_scope_block_p):
15360 Eliminate blocks containig no instructions nor live variables nor
15362 (dump_scope_block): New function.
15363 (remove_unused_locals): Enable removal of dead blocks by default;
15364 enable dumping at TDF_DETAILS.
15366 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15368 * config/i386/i386.c (classify_argument): Don't allow COImode
15370 (function_arg_advance_32): Don't allow OImode.
15371 (function_arg_32): Likewise.
15372 (function_value_32): Likewise.
15373 (return_in_memory_32): Likewise.
15374 (function_arg_64): Remove OImode comment.
15376 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15379 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15380 ix86_expand_vector_set for V4DImode in 64bit mode only.
15381 (ix86_expand_vector_init_one_var): Likewise.
15383 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15385 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15387 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15390 * loop-iv.c: Revert last change.
15391 * emit-rtl.c: Likewise.
15393 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15396 * config/i386/i386.c (type_natural_mode): Remove an extra
15397 space in the warning message.
15398 (function_value_32): Handle 32-byte vector modes.
15399 (return_in_memory_32): Likewise.
15401 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15403 * loop-iv.c (truncate_value): New function.
15404 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15406 (lowpart_subreg): Move to...
15407 * emit-rtl.c: ...here.
15409 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15411 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15412 accidental and undocumented change at revision 140860.
15414 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15416 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15417 take gimple_seq * arguments.
15418 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15419 types_compatible_p langhook.
15421 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15422 Joseph Myers <joseph@codesourcery.com>
15424 * config/arm/arm.c (arm_builtin_va_list): New function.
15425 (arm_expand_builtin_va_start): Likewise.
15426 (arm_gimplify_va_arg_expr): Likewise.
15427 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15428 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15429 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15430 (va_list_type): New variable.
15431 (arm_mangle_type): Mangle va_list_type appropriately.
15433 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15435 PR middle-end/39157
15436 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15437 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15438 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15439 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15440 parameter to 1000 for -O1 by default.
15441 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15443 * loop-invariant.c: Include params.h.
15444 (move_loop_invariants): Don't call move_single_loop_invariants on
15447 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15449 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15450 offset when calculating bounds for indexing stack_usage_map. Fixes
15451 a buffer overflow with certain target setups.
15453 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15456 * calls.c (expand_call): Clear try_tail_call if caller and callee
15457 disagree in promotion of function return value.
15459 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15462 * c-common.c (c_determine_visibility): If visibility changed and
15463 DECL_RTL has been already set, call make_decl_rtl to update symbol
15466 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15469 * varasm.c (assemble_variable): Don't check DECL_NAME when
15470 globalizing a variable.
15472 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15475 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15476 expression before any __builtin_trap call.
15477 * c-typeck.c (build_function_call): Convert and check function
15478 arguments before generating a call to a trap. Evaluate the
15479 function arguments before the trap.
15481 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15484 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15485 (UNSPEC_FXAM_MEM): New unspec.
15486 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15487 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15488 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15490 2009-02-19 Richard Guenther <rguenther@suse.de>
15492 PR tree-optimization/39207
15493 PR tree-optimization/39074
15494 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15495 storedanything_tree): New.
15496 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15497 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15498 (build_succ_graph): Add edges from STOREDANYTHING to all
15500 (init_base_vars): Initialize STOREDANYTHING.
15501 (compute_points_to_sets): Free substitution info after
15502 building the succ graph.
15503 (ipa_pta_execute): Likewise.
15505 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15507 (do_ds_constraint): Do not add to special var or non-pointer
15509 (type_could_have_pointers): Split out from ...
15510 (could_have_pointers): ... here. For arrays use the element type.
15511 (create_variable_info_for): Initialize may_have_pointers.
15512 (new_var_info): Likewise.
15513 (handle_lhs_call): Make the HEAP variable unknown-sized.
15514 (intra_create_variable_infos): Use a type with pointers for
15515 PARM_NOALIAS, make it unknown-sized.
15517 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
15520 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
15522 2009-02-18 Jason Merrill <jason@redhat.com>
15525 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
15526 value if DECL_EXTERNAL.
15527 * tree-sra.c (sra_walk_gimple_assign): Likewise.
15528 * target.h (gcc_target::binds_local_p): Clarify "module".
15529 * tree.h (TREE_PUBLIC): Clarify "module".
15531 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
15534 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
15535 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
15537 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
15540 * c.opt (Wabi): Support C and ObjC.
15543 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
15545 * config/i386/i386.c (classify_argument): Warn once about the ABI
15546 change when passing union with long double.
15548 * doc/invoke.texi: Update -Wabi for warning psABI changes.
15550 2009-02-18 Joseph Myers <joseph@codesourcery.com>
15553 * c-parser.c (c_parser_compound_statement): Always enter and leave
15556 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15559 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
15561 2009-02-18 Jakub Jelinek <jakub@redhat.com>
15563 PR tree-optimization/36922
15564 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
15565 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
15568 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15570 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
15573 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15575 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
15577 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15579 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
15582 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
15583 Richard Sandiford <rdsandiford@googlemail.com>
15585 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
15586 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
15587 (loongson_biadd): ...this.
15589 2009-02-17 Richard Guenther <rguenther@suse.de>
15591 PR tree-optimization/39202
15592 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
15593 a var make sure to follow existing collapses.
15595 2009-02-17 Richard Guenther <rguenther@suse.de>
15597 PR middle-end/39214
15598 * langhooks.c (lhd_print_error_function): Check for NULL block.
15600 2009-02-17 Richard Guenther <rguenther@suse.de>
15602 PR tree-optimization/39204
15603 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
15606 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
15608 * config/soft-fp/double.h: Update from glibc CVS.
15610 2009-02-17 Richard Guenther <rguenther@suse.de>
15612 PR tree-optimization/39207
15613 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
15614 strict-aliasing warnings for pointers pointing to NULL.
15616 2009-02-16 Joseph Myers <joseph@codesourcery.com>
15619 * c-parser.c (c_parser_braced_init): Call pop_init_level when
15620 skipping until next close brace.
15622 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
15625 * config/i386/i386.c (ix86_expand_push): Set memory alignment
15626 to function argument boundary.
15628 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15630 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
15631 in the lea_add. Reload eventually constraints it properly.
15632 * config/picochip/constraints.md: Remove the target constraint
15633 "b", since it is not needed anymore.
15635 2009-02-16 Jakub Jelinek <jakub@redhat.com>
15637 * gthr-dce.h: Uglify function parameter and local variable names.
15638 * gthr-gnat.h: Likewise.
15639 * gthr-mipssde.h: Likewise.
15640 * gthr-nks.h: Likewise.
15641 * gthr-posix95.h: Likewise.
15642 * gthr-posix.h: Likewise.
15643 * gthr-rtems.h: Likewise.
15644 * gthr-single.h: Likewise.
15645 * gthr-solaris.h: Likewise.
15646 * gthr-tpf.h: Likewise.
15647 * gthr-vxworks.h: Likewise.
15648 * gthr-win32.h: Likewise.
15650 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
15653 * config/i386/i386.md: Restrict the new peephole2 to move
15654 between MMX/SSE registers.
15656 2009-02-15 Richard Guenther <rguenther@suse.de>
15659 2009-02-13 Richard Guenther <rguenther@suse.de>
15661 * configure.ac: Enable LFS.
15662 * configure: Re-generate.
15663 * config.in: Likewise.
15665 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15667 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
15668 spu_srqwbyte, spu_srqwbytebc): Define.
15669 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
15670 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
15671 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
15672 "shrqby_<mode>"): New insn-and-split patterns.
15673 * config/spu/spu.c (expand_builtin_args): Determine and return
15674 number of operands using spu_builtin_description data.
15675 (spu_expand_builtin_1): Use it.
15677 2009-02-13 Steve Ellcey <sje@cup.hp.com>
15680 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15683 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15686 * config/i386/i386.c (override_options): Correct warning
15687 messages for -malign-loops, -malign-jumps and -malign-functions.
15689 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15692 * config/i386/i386.md: Restrict the new peephole2 to move
15693 between the general purpose registers.
15695 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15698 * config/i386/i386.c (type_natural_mode): Add a new argument.
15699 Return the original mode and warn ABI change if vector size is 32byte.
15700 (function_arg_advance): Updated.
15701 (function_arg): Likewise.
15702 (ix86_function_value): Likewise.
15703 (ix86_return_in_memory): Likewise.
15704 (ix86_sol10_return_in_memory): Likewise.
15705 (ix86_gimplify_va_arg): Likewise.
15706 (function_arg_32): Don't warn ABX ABI change here.
15707 (function_arg_64): Likewise.
15709 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
15711 * loop-iv.c (implies_p): In the final case, test that operands 0
15712 of the two comparisons match.
15714 * config/bfin/bfin.c (find_prev_insn_start): New function.
15715 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
15716 (find_next_insn_start): Move.
15718 2009-02-13 Richard Guenther <rguenther@suse.de>
15720 * configure.ac: Enable LFS.
15721 * configure: Re-generate.
15722 * config.in: Likewise.
15724 2009-02-13 Joseph Myers <joseph@codesourcery.com>
15727 * c-parser.c (c_parser_parms_list_declarator): Discard pending
15728 sizes on syntax error after some arguments have been parsed.
15730 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15732 * doc/invoke.texi (-fira): Remove.
15734 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15736 * caller-save.c: Replace regclass.c with reginfo.c in comments.
15737 * recog.c: Likewise.
15740 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
15742 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
15743 (umul_ppmm): Likewise.
15744 (count_leading_zeros): Likewise.
15745 (count_trailing_zeros): Likewise.
15746 (UMUL_TIME): Likewise.
15748 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15750 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
15751 soft-fp/t-softfp to tmake_file.
15753 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
15754 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
15755 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
15756 IA64_BUILTIN_INFQ]: New.
15757 (ia64_init_builtins): Initialize __builtin_infq,
15758 __builtin_fabsq and __builtin_copysignq if not HPUX.
15759 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
15760 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
15762 * config/ia64/lib1funcs.asm (__divtf3): Define only if
15764 (__fixtfti): Likewise.
15765 (__fixunstfti): Likewise.
15766 (__floattitf): Likewise.
15768 * config/ia64/libgcc-glibc.ver: New.
15769 * config/ia64/t-fprules-softfp: Likewise.
15770 * config/ia64/sfp-machine.h: Likewise.
15772 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
15773 (LIBGCC2_TF_CEXT): Likewise.
15774 (TF_SIZE): Likewise.
15775 (TARGET_INIT_LIBFUNCS): Likewise.
15777 * config/ia64/t-glibc (SHLINB_MAPFILES):
15778 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
15780 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15782 * config/i386/i386.c (construct_container): Rewrite processing
15783 BLKmode with X86_64_SSE_CLASS.
15785 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
15788 * config/i386/i386.md: Replace simplify_replace_rtx with
15789 replace_rtx in the new peephole2.
15791 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
15793 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
15794 loop unrolling do not happen at -O2.
15796 2009-02-12 Michael Matz <matz@suse.de>
15798 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
15800 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15802 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
15805 2009-02-12 Ben Elliston <bje@au.ibm.com>
15807 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
15808 patterns when updating the back chain. Missed in the 2009-02-10
15811 2009-02-11 Janis Johnson <janis187@us.ibm.com>
15813 * doc/extend.texi (Decimal Floating Types): Update identifier of
15814 draft TR and list of missing support.
15816 2009-02-11 Jakub Jelinek <jakub@redhat.com>
15818 PR middle-end/39154
15819 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
15820 bit to variable length decl's flags, add it also to its
15821 pointer replacement variable.
15823 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
15824 Jakub Jelinek <jakub@redhat.com>
15827 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
15828 (memory_blockage): New expander.
15829 (*memory_blockage): New insn pattern.
15830 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
15831 instead of general blockage at the end of function prologue when
15832 frame pointer is used to access red zone area. Do not emit blockage
15833 when profiling, it is emitted in generic code.
15834 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
15835 function epilogue when frame pointer is used to access red zone area.
15837 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
15840 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
15841 by arithmetic with memory operands.
15842 * config/i386/predicates.md (commutative_operator): New.
15844 2009-02-10 Janis Johnson <janis187@us.ibm.com>
15846 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
15849 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
15851 * alias.h (record_alias_subset): Declare.
15852 * alias.c (record_alias_subset): Make global.
15854 2009-02-10 Nick Clifton <nickc@redhat.com>
15856 * tree-parloops.c: Change license to GPLv3.
15857 * ipa-struct-reorg.c: Change license to GPLv3.
15858 * ipa-struct-reorg.h: Change license to GPLv3.
15860 2009-02-10 Steve Ellcey <sje@cup.hp.com>
15863 * c-decl.c (start_struct): Return NULL on error.
15865 2009-02-10 Jakub Jelinek <jakub@redhat.com>
15867 PR middle-end/39124
15868 * cfgloopmanip.c (remove_path): Call remove_bbs after
15869 cancel_loop_tree, not before it.
15872 * function.h (struct function): Add has_local_explicit_reg_vars bit.
15873 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
15874 VAR_DECLs were seen.
15875 * tree-ssa-live.c (remove_unused_locals): Recompute
15876 cfun->has_local_explicit_reg_vars.
15877 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
15878 copies or clearings if cfun->has_local_explicit_reg_vars.
15880 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
15883 * config/i386/i386.c (expand_prologue): Emit blockage at the end
15884 of function prologue when frame pointer is used to access
15887 2009-02-10 Richard Guenther <rguenther@suse.de>
15889 PR middle-end/39127
15890 * gimplify.c (gimple_regimplify_operands): Always look if
15891 we need to create a temporary.
15893 2009-02-10 Richard Guenther <rguenther@suse.de>
15895 PR tree-optimization/39132
15896 * tree-loop-distribution.c (todo): New global var.
15897 (generate_memset_zero): Trigger TODO_rebuild_alias.
15898 (tree_loop_distribution): Return todo.
15900 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
15903 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
15904 (x86_64_reg_class_name): Removed.
15905 (classify_argument): Return 0 if bytes > 32. Return 0 if the
15906 first one isn't X86_64_SSE_CLASS or any other ones aren't
15907 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
15908 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
15909 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
15910 and 3 X86_64_SSEUP_CLASS.
15911 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
15912 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
15914 2009-02-10 Ben Elliston <bje@au.ibm.com>
15916 * config/rs6000/rs6000.md (allocate_stack): Always use an update
15917 form instruction to update the stack back chain word, even if the
15918 user has disabled the generation of update instructions.
15919 (movdi_<mode>_update_stack): New.
15920 (movsi_update_stack): Likewise.
15921 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
15922 always use an update form instruction to update the stack back
15925 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
15927 PR middle-end/38953
15928 * graphite.c (if_region_set_false_region): After moving a region in
15929 the false branch of a condition, remove the empty dummy basic block.
15930 (gloog): Remove wrong fix for PR38953.
15932 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15934 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
15935 generation due to implicit sign extension.
15937 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
15939 PR middle-end/38981
15940 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
15941 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
15943 2009-02-09 Richard Guenther <rguenther@suse.de>
15945 PR middle-end/35202
15946 * convert.c (convert_to_real): Disable (float)fn((double)x)
15947 to fnf(x) conversion if errno differences may occur and
15948 -fmath-errno is set.
15950 2009-02-07 Anatoly Sokolov <aesok@post.ru>
15952 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
15953 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15954 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15956 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15959 * c-common.c (handle_alias_attribute): Disallow attribute for
15960 anything not a FUNCTION_DECL or VAR_DECL.
15962 2009-02-06 Janis Johnson <janis187@us.ibm.com>
15965 * real.c (do_compare): Special-case compare of zero against
15966 decimal float value.
15968 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15971 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
15972 as indicating flexible array members unless the field itself is
15973 being declarared as the incomplete array.
15975 2009-02-06 Jan Hubicka <jh@suse.cz>
15977 PR tree-optimization/38844
15978 * ipa-inline.c (try_inline): Stop inlining recursion when edge
15979 is already inlined.
15981 2009-02-06 Richard Guenther <rguenther@suse.de>
15983 PR middle-end/38977
15984 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
15985 fork because we may expand it as __gcov_fork.
15987 2009-02-06 Nick Clifton <nickc@redhat.com>
15989 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
15991 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
15993 PR tree-optimization/35659
15994 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
15995 vn_phi_eq): Shortcut if hashcode does not match.
15996 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
15998 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
15999 and avoid iterative_hash_expr.
16000 (FOR_EACH_VALUE_ID_IN_SET): New.
16001 (value_id_compare): Remove.
16002 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16003 sort expressions by value id.
16005 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16008 * config/sh/predicates.md (general_movsrc_operand): Don't check
16009 the subreg of system registers here.
16011 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16014 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16015 on the copied decl.
16017 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16019 PR rtl-optimization/39110
16020 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16021 addresses, not aligned ones.
16023 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16024 Richard Guenther <rguenther@suse.de>
16026 PR tree-optimization/39100
16027 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16028 comment says and add edges.
16030 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16033 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16034 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16036 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16038 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16039 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16040 register_bb_in_sese, new_sese, free_sese): Moved.
16041 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16042 outermost_loop_in_scop, build_scop_iteration_domain,
16043 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16044 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16045 Use loop_in_sese_p instead of loop_in_scop_p.
16046 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16047 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16048 (scopdet_basic_block_info): Fix bug in scop detection.
16049 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16050 eq_loop_to_cloog_loop): Remove.
16051 (nb_loops_around_loop_in_scop, nb_loop
16052 ref_nb_loops): Moved here...
16053 * graphite.h (ref_nb_loops): ... from here.
16054 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16055 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16056 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16057 * testsuite/gcc.dg/graphite/scop-19.c: New
16059 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16060 Hans-Peter Nilsson <hp@axis.com>
16062 PR rtl-optimization/37889
16063 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16064 Move offset handling from PLUS to before the switch. Use new
16065 arguments when considering SYMBOL_REFs too.
16066 (rtx_addr_can_trap_p): Pass dummy offset and size.
16067 (enum may_trap_p_flags): Remove.
16068 (may_trap_p_1): Pass size from MEM_SIZE.
16070 PR rtl-optimization/38921
16071 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16072 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16073 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16074 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16076 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16078 AVX Programming Reference (January, 2009)
16079 * config/i386/sse.md (*vpclmulqdq): New.
16081 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16083 PR tree-optimization/38977
16084 PR gcov-profile/38292
16085 * calls.c (special_function_p): Disregard __builtin_ prefix.
16087 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16089 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16090 non-indexable addresses even before reload.
16092 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16095 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16096 as having variable size. Do not give an error for unnamed
16097 parameters with [*] declarators. Give a warning for type names
16098 with [*] declarators and mark them as variable size.
16099 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16100 for sizeof applied to [*] type names.
16102 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16105 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16107 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16109 * gcc.c (process_command): Update copyright notice dates.
16110 * gcov.c (print_version): Likewise.
16111 * gcov-dump.c (print_version): Likewise.
16112 * mips-tfile.c (main): Likewise.
16113 * mips-tdump.c (main): Likewise.
16115 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16118 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16119 for composite type involving a zero-length array type.
16121 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16124 * function.c (match_asm_constraints_1): Skip over
16125 initial optional % in the constraint.
16127 PR inline-asm/39059
16128 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16129 supported, don't accept FIXED_CSTs.
16130 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16131 and _Sat is used without _Fract/_Accum. Set specs->type to
16132 integer_type_node for cts_fract/cts_accum if fixed point is not
16135 2009-02-02 Catherine Moore <clm@codesourcery.com>
16137 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16139 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16141 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16142 (ABI_HAS_64BIT_SYMBOLS): Use it.
16143 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16145 2009-02-02 Paul Brook <paul@codesourcery.com>
16147 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16149 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16151 PR inline-asm/39058
16152 * recog.h (asm_operand_ok): Add constraints argument.
16153 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16154 recurse on matching constraint.
16155 (check_asm_operands): Pass constraints as 3rd argument to
16156 asm_operand_ok. Don't look up matching constraint here.
16157 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16160 2009-02-02 Ben Elliston <bje@au.ibm.com>
16162 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16163 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16165 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16167 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16168 information. Remove some obsolete information. Reorganize.
16170 * config/pa/fptr.c: Revert license to GPL 2.
16171 * config/pa/milli64.S: Likewise.
16173 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16176 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16177 LIBRARY name in, instead of hard-coding it.
16178 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16179 extra target make frag to tmake_files according to EH model.
16180 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16181 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16182 frags that define makefile variable EH_MODEL appropriately.
16183 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16184 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16185 to "-sjlj" according to type of EH configured.
16186 (LIBGCC_SONAME): Concatenate it to shared library base name.
16187 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16188 to "_sjlj" according to type of EH configured.
16189 (LIBGCC_SONAME): Concatenate it to shared library base name.
16190 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16191 (SHLIB_LINK): Add missing semicolon to if-else construct.
16192 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16193 string value of "pe_dll" command-line option.
16194 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16195 (SHLIB_SONAME): Use it when overriding t-cygming default.
16196 (SHLIB_IMPLIB): Override t-cygming default.
16197 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16198 string value of "pe_dll" command-line option.
16200 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16203 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16204 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16206 2009-01-31 Richard Guenther <rguenther@suse.de>
16208 PR tree-optimization/38937
16209 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16210 computing the transitive closure.
16212 2009-01-30 Richard Guenther <rguenther@suse.de>
16214 PR tree-optimization/39041
16215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16216 Propagate variable indices only if the types match for this stmt.
16218 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16221 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16222 inline but never defined.
16224 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16226 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16227 (*insv_h_di_reg_extimm): New insn.
16228 (*insv_l<mode>_reg_extimm): New insn.
16230 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16232 * config/picochip/picochip.c (flag_conserve_stack): set
16233 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16234 fconserve-stack. Reduce call-overhead used by inliner.
16236 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16239 * common.opt (flag_conserve_stack): Initialised to zero.
16241 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16244 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16245 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16248 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16250 * ira-color.c (allocno_reload_assign): Update comments.
16251 * regmove.c (regmove_optimize): Likewise.
16255 2009-01-29 Robert Millan <rmh@aybabtu.com>
16257 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16258 * config/i386/kopensolaris-gnu.h: New file. Undefine
16259 `MD_UNWIND_SUPPORT'.
16260 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16262 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16264 PR tree-optimization/39007
16265 * tree-loop-distribution.c (generate_builtin): Use
16266 recompute_dominator to compute the immediate dominator of the
16267 basic block just after the loop.
16269 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16271 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16272 (ASM_OUTPUT_DWARF_PCREL): Define.
16274 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16276 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16277 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16278 global. Modify entries about regmove and IRA.
16280 * ra-conflict.c: Remove the file.
16282 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16284 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16285 (pass_regclass_init): Rename to pass_reginfo_init.
16287 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16289 * toplev.h (flag_ira): Remove.
16291 * caller-save.c (setup_save_areas): Remove flag_ira.
16293 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16295 * global.c: Remove the file.
16297 * opts.c (decode_options): Remove flag_ira.
16299 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16301 * regmove.c: Modify file description.
16302 (find_use_as_address, try_auto_increment): Define them only if
16303 AUTO_INC_DEC is defined.
16304 (replacement_quality, replace_in_call_usage, fixup_match_1,
16305 stable_and_no_regs_but_for_p): Remove.
16306 (reg_set_in_bb): Make it static.
16307 (regmove_optimize): Remove flag_ira and code which worked for
16310 * local-alloc.c: Remove the file.
16312 * common.opt (fira): Remove.
16314 * ira.c: Include except.h.
16315 (eliminable_regset): Move from global.c.
16316 (mark_elimination): Ditto. Remove flag_ira.
16317 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16318 equiv_mem_modified, validate_equiv_mem_from_store,
16319 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16320 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16321 no_equiv, recorded_label_ref): Move from local-alloc.c.
16322 (update_equiv_regs): Ditto. Make it static.
16323 (print_insn_chain, print_insn_chains): Move it from global.c.
16324 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16325 (build_insn_chain): Ditto. Make it static.
16326 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16327 Rename to init_live_subregs.
16328 (gate_ira): Remove flag_ira.
16330 * regclass.c: Rename reginfo.c. Change file description.
16331 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16332 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16333 (init_reg_sets_1): Remove code for evaluation of
16334 reg_class_superclasses and losing_caller_save_reg_set.
16335 (init_regs): Remove init_reg_autoinc.
16336 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16337 ok_for_base_p_nonstrict): Remove.
16338 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16339 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16340 corresponding entries.
16341 (dump_regclass, record_operand_costs, scan_one_insn,
16342 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16343 record_address_regs, auto_inc_dec_reg_p): Remove.
16344 (gt-regclass.h): Rename to gt-reginfo.h.
16346 * rtl.h (dump_global_regs, retry_global_alloc,
16347 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16349 * Makefile.in (RA_H): Remove.
16350 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16351 Rename regclass.o to reginfo.o.
16352 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16354 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16355 (GTFILES): Rename regclass.c to reginfo.c.
16357 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16358 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16360 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16361 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16363 (finish_spills): Ditto. Remove code for !flag_ira.
16365 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16367 PR middle-end/35854
16368 * doc/invoke.texi (rtl debug options): Complete rewrite.
16369 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16371 * mode-switching.c (pass_mode_switching): Rename pass from
16372 "mode-sw" to "mode_sw".
16373 * except.c (pass_convert_to_eh_ranges): Rename pass from
16374 "eh-ranges" to "eh_ranges".
16375 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16379 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16380 Alexander Monakov <amonakov@ispras.ru>
16382 PR middle-end/38857
16383 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16385 (move_exprs_to_boundary): Change return type and pass through
16386 should_move from move_op. Relax assert. Update usage ...
16387 (schedule_expr_on_boundary): ... here. Use should_move instead of
16389 (move_op_orig_expr_found): Indicate that insn was disconnected from
16391 (code_motion_process_successors): Do not call after_merge_succs
16392 callback if original expression was not found when traversing any of
16394 (code_motion_path_driver): Change return type. Update prototype.
16395 (move_op): Update comment. Add a new parameter (should_move). Update
16396 prototype. Set *should_move based on indication provided by
16397 move_op_orig_expr_found.
16399 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16401 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16402 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16403 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16404 * config/rs6000/rs6000.c (rs6000_override_options): Default
16405 avoid-indexed-addresses on for Power6, off for everything else.
16406 (avoiding_indexed_address_p): New function.
16407 (rs6000_legitimize_address): Use it.
16408 (rs6000_legitimate_address): Likewise.
16409 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16411 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16413 PR tree-optimization/38997
16414 * tree-loop-distribution.c (generate_memset_zero): Use
16415 POINTER_PLUS_EXPR for a pointer addition.
16417 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16419 * config/s390/s390.md (bswap<mode>2): New pattern added.
16421 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16423 * config/s390/s390.md (*tls_load_31): Added type attribute.
16425 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16427 * config/s390/s390.md: Fix a few comments.
16429 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16431 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16432 (*tm<mode>_full): Fixed z10prop attribute.
16433 (*tst<mode>_extimm): Fixed z10prop attribute.
16434 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16435 (*tstqiCCT_cconly): Fixed z10prop attribute.
16436 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16437 (*movsi_larl): Fixed z10prop attribute.
16438 (*movsi_zarch): Fixed z10prop attribute.
16439 (*movsi_eas): Fixed z10prop attribute.
16440 (*movhi): Fixed z10prop attribute.
16441 (*movqi): Fixed z10prop attribute.
16442 (*movstrictqi): Fixed z10prop attribute.
16443 (*mov<mode>): Fixed z10prop attribute.
16444 (*movcc): Fixed z10prop attribute.
16445 (*sethighpartdi_64): Fixed z10prop attribute.
16446 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16447 (*negdi2_sign_cc): Fixed z10prop attribute.
16448 (*negdi2_sign): Fixed z10prop attribute.
16449 (*absdi2_sign_cc): Fixed z10prop attribute.
16450 (*absdi2_sign): Fixed z10prop attribute.
16451 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16452 (*negabsdi2_sign): Fixed z10prop attribute.
16453 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16454 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16455 (doloop_si64): Fixed z10prop attribute.
16456 (doloop_si31): Fixed z10prop attribute.
16457 (doloop_long): Fixed z10prop attribute.
16458 (indirect_jump): Fixed z10prop attribute.
16459 (nop): Fixed z10prop attribute.
16460 (main_base_64): Fixed z10prop attribute.
16461 (reload_base_64): Fixed z10prop attribute.
16463 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16465 PR rtl-optimization/38740
16466 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16468 * config/mips/mips.c (mips_reorg): Likewise.
16470 2009-01-28 Richard Guenther <rguenther@suse.de>
16472 PR tree-optimization/38926
16473 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16474 with the correct value id to a value.
16475 (do_regular_insertion): Use the value number of edoubleprime
16476 for the value number of the expr.
16479 2008-08-21 Richard Guenther <rguenther@suse.de>
16481 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16482 a PHI ask VN if it is already available.
16483 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16484 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16486 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16488 PR middle-end/38934
16489 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16490 set to varying whenever max has TREE_OVERFLOW set, similarly
16491 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16493 2009-01-28 Richard Guenther <rguenther@suse.de>
16495 PR middle-end/38908
16496 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16497 uninitialized aggregate uses in call arguments.
16499 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16501 PR tree-optimization/38984
16502 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16503 the nothing_id variable if -fno-delete-null-pointer-checks.
16505 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16508 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16509 (set_got_offset_rex64): Ditto.
16511 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16514 * doc/extend.texi: Improve local variable with asm reg.
16516 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
16518 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
16519 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
16520 was not supplied then set warn_packed_bitfield_compat to the
16521 default value of 1.
16522 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
16525 2009-01-27 Richard Guenther <rguenther@suse.de>
16527 PR tree-optimization/38503
16528 * cfgexpand.c (expand_gimple_basic_block): Ignore
16529 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
16530 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
16531 variables that cannot have TBAA applied.
16532 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
16535 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
16537 PR middle-end/38969
16538 * calls.c (initialize_argument_information): Do not wrap complex
16539 arguments in SAVE_EXPR.
16541 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
16543 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
16544 (INSTALL_LIBGCC): Revert typo commit.
16546 2009-01-26 Richard Guenther <rguenther@suse.de>
16548 PR tree-optimization/38745
16549 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
16550 from special handling.
16552 2009-01-26 Richard Guenther <rguenther@suse.de>
16554 PR tree-optimization/38745
16555 * tree-ssa.c (execute_update_addresses_taken): Do not include
16556 variables that cannot possibly be a register in not_reg_needs.
16557 Do not clear TREE_ADDRESSABLE on vars that may not become
16559 * tree-ssa.c (update_alias_info_1): Include those in the set
16560 of addressable vars.
16562 2009-01-26 Richard Guenther <rguenther@suse.de>
16564 PR middle-end/38851
16565 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
16566 * tree-ssa-dse.c: Include langhooks.h
16567 (execute_simple_dse): Remove stores with zero size.
16569 2009-01-24 Jakub Jelinek <jakub@redhat.com>
16572 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
16575 2009-01-24 Julian Brown <julian@codesourcery.com>
16577 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
16578 config/arm/linux-atomic.c.
16579 * config/arm/linux-atomic.c: New.
16581 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
16583 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
16584 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
16585 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
16587 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
16590 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
16593 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
16595 PR tree-optimization/38953
16596 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
16597 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
16598 (gloog): Split the exit of the scop when the scop exit is a loop exit.
16599 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
16602 2009-01-24 Paul Brook <paul@codesourcery.com>
16604 * config/arm/neon.md (neon_type): Move to arm.md.
16605 (neon_mov<VSTRUCT>): Add neon_type attribute.
16606 * config/arm/arm.md (neon_type): Move to here.
16607 (conds): Add "unconditioal" and use as default for NEON insns.
16609 2009-01-24 Ben Elliston <bje@au.ibm.com>
16611 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
16612 void *' warning from -Wc++-compat.
16613 * Makefile.in (dominance.o-warn): Remove.
16615 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
16617 PR tree-optimization/38932
16618 * fold-const.c (fold_unary_ignore_overflow): New.
16619 * tree.h (fold_unary_ignore_overflow): Declare.
16620 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
16621 * tree-ssa-sccvn.c (visit_reference_op_load,
16622 simplify_unary_expression): Likewise.
16624 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
16626 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
16627 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
16628 regardless of their type.
16629 * c-common.c (handle_packed_attribute): Don't ignore packed on
16631 * c.opt (Wpacked-bitfield-compat): New warning option.
16632 * stor-layout.c (place_field): Warn if offset of a field changed.
16633 * doc/extend.texi (packed): Mention the ABI change.
16634 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
16635 (Warning Options): Add it to the list.
16637 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
16639 * c-opts.c (c_common_post_options): Fix a typo in comments.
16641 2009-01-22 Steve Ellcey <sje@cup.hp.com>
16643 PR middle-end/38615
16644 * gimplify.c (gimplify_init_constructor): Fix promotion of const
16645 variables to static.
16646 * doc/invoke.texi (-fmerge-all-constants): Update description.
16648 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
16651 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
16652 (*movdi_1_rex64): Use type "mmx" for alternative 5.
16654 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
16656 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
16658 (LOCAL_ALIGNMENT): Similarly.
16660 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16661 Joseph Myers <joseph@codesourcery.com>
16663 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
16664 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
16665 * config/arm/arm-tune.md: Regenerate.
16666 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
16669 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16671 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
16672 version number to five.
16674 2009-01-22 Dodji Seketeli <dodji@redhat.com>
16677 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
16678 * c-common.c (set_underlying_type): Likewise.
16679 (is_typedef_decl ): Likewise
16681 (set_underlying_type): Likewise.
16682 (is_typedef_type): Likewise.
16684 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16686 PR middle-end/38587
16687 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
16690 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
16693 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
16694 (LIBGCC_SPEC): Don't define.
16695 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16697 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16699 PR rtl-optimization/38879
16700 * alias.c (base_alias_check): Unaligned access via AND address can
16701 alias all surrounding object types except those with sizes equal
16702 or wider than the size of unaligned access.
16704 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16707 * c-decl.c (clone_underlying_type): Move this ...
16708 * c-common.c (set_underlying_type): ... here.
16709 Also, make sure the function properly sets TYPE_STUB_DECL() on
16710 the newly created typedef variant type.
16711 (is_typedef_decl ): New entry point.
16712 * tree.h: Added a new member member_types_needing_access_check to
16713 struct tree_decl_non_common.
16714 (set_underlying_type): New entry point.
16715 (is_typedef_type): Likewise.
16717 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
16719 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
16720 Check whether two instructions have memory references that
16721 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
16722 are helper functions for traversing.
16723 * alias.h (insn_alias_sets_confilict_p): New prototypes.
16724 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
16725 not to draw dependency edge for instructions with non-conflicting
16728 2009-01-20 Joseph Myers <joseph@codesourcery.com>
16731 * longlong.h: Update copyright years. Use soft-fp license notice.
16732 Sync __clz_tab declaration with glibc.
16734 2009-01-20 Steve Ellcey <sje@cup.hp.com>
16737 * doc/extend.texi (syscall_linkage): New.
16738 (version_id): Modify.
16740 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
16741 Richard Guenther <rguenther@suse.de>
16743 PR tree-optimization/38747
16744 PR tree-optimization/38748
16745 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
16746 conversion if the base address is an indirect reference and the
16747 aliasing sets could cause issues.
16749 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16751 * common.opt (fgraphite, fgraphite-identity): Add comment for
16752 explaining why these options are not documented.
16754 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16756 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
16757 gimple_call_lhs is NULL.
16759 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
16762 * emit-rtl.c (adjust_address_1): Make sure memref is never
16765 2009-01-20 Ben Elliston <bje@au.ibm.com>
16767 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16768 const qualifier from arg parameter. Remove unnecessary cast to char *.
16769 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16770 const qualifier from arg 2.
16772 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
16774 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
16776 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
16779 * rtl.h (reinit_regs): New prototype.
16780 * regclass.c: Include ira.h.
16781 (reinit_regs): New.
16782 * Makefile.in (regclass.o): Add ira.h.
16783 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
16785 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
16788 * c-common.c (handle_aligned_attribute): Use
16789 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
16790 default alignment value.
16792 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
16794 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
16795 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
16797 * doc/extend.texi: Update __attribute__ ((aligned)). Document
16798 __BIGGEST_ALIGNMENT__.
16800 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
16802 2009-01-18 Richard Guenther <rguenther@suse.de>
16804 PR tree-optimization/38819
16805 * tree-flow.h (operation_could_trap_helper_p): Declare.
16806 * tree-eh.c (operation_could_trap_helper_p): Export.
16807 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
16808 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
16809 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
16810 are about to insert a possibly trapping instruction and fail
16813 2009-01-18 Andreas Schwab <schwab@suse.de>
16815 * doc/install.texi (Configuration): Remove obsolete paragraph
16816 about use of --with-gnu-ld with --with-gnu-as.
16818 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
16820 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
16821 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
16822 Follow spelling conventions.
16824 2009-01-18 Ben Elliston <bje@au.ibm.com>
16826 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
16827 C++ warning about implicit conversion from void * to struct
16829 (bitmap_obstack_free): Likewise for bitmap_element *.
16830 * Makefile.in (bitmap.o-warn): Remove.
16832 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
16834 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
16836 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
16837 Tobias Grosser <tobi.grosser@amd.com>
16839 * graphite.c (graphite_trans_scop_block): Do not block single
16842 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
16844 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
16845 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
16846 test with assertion.
16848 2009-01-16 Richard Guenther <rguenther@suse.de>
16850 PR tree-optimization/38835
16851 PR middle-end/36227
16852 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
16853 and INT + PTR -> (INT)(PTR p+ INT) folding.
16854 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
16856 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
16859 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
16860 the subreg from a lowpart subreg if it is also casting the value.
16862 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16863 Tobias Grosser <tobi.grosser@amd.com>
16865 * graphite.c (compare_prefix_loops): New.
16866 (build_scop_canonical_schedules): Rewritten.
16867 (graphite_transform_loops): Move build_scop_canonical_schedules
16868 after build_scop_iteration_domain.
16870 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16871 Tobias Grosser <tobi.grosser@amd.com>
16873 * graphite.c (add_conditions_to_domain): Add the loops to
16874 the dimension of the iteration domain. Do copy the domain
16875 only when it exists.
16876 (build_scop_conditions_1): Do not call add_conditions_to_domain.
16877 (add_conditions_to_constraints): New.
16878 (can_generate_code_stmt, can_generate_code): Removed.
16879 (gloog): Do not call can_generate_code.
16880 (graphite_transform_loops): Call add_conditions_to_constraints
16881 after building the iteration domain.
16883 2009-01-16 Jakub Jelinek <jakub@redhat.com>
16885 PR tree-optimization/38789
16886 * tree-ssa-threadedge.c
16887 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16888 __builtin_constant_p.
16890 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16892 * dce.c (delete_unmarked_insns): Reversed the order that insns are
16893 examined before deleting them.
16895 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
16897 * function.c (aggregate_value_p): Correctly extract the function
16898 type from CALL_EXPR_FN lookup.
16900 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16902 * config/picochip/picochip.c (picochip_override_options): Revert
16903 CFI asm flag disable commited previously.
16905 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
16906 Tobias Grosser <tobi.grosser@amd.com>
16907 Jan Sjodin <jan.sjodin@amd.com>
16909 * graphite.c (scan_tree_for_params): On substractions negate
16910 all the coefficients of the term.
16911 (clast_to_gcc_expression_red): New. Handle reduction expressions
16912 of more than two operands.
16913 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
16914 (get_vdef_before_scop): Handle also the case of default definitions.
16916 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
16918 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
16919 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
16920 Also use them when walking CALL_INSN_FUNCTION_USAGE.
16922 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
16923 Joey Ye <joey.ye@intel.com>
16925 PR middle-end/37843
16926 * cfgexpand.c (expand_stack_alignment): Don't update stack
16927 boundary nor check incoming stack boundary here.
16928 (gimple_expand_cfg): Update stack boundary and check incoming
16929 stack boundary here.
16931 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16933 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
16935 2009-01-14 Jakub Jelinek <jakub@redhat.com>
16937 PR rtl-optimization/38245
16938 * calls.c (expand_call): Add stack arguments to
16939 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16940 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
16941 in regs and partially in memory or BLKmode arguments.
16942 (emit_library_call_value_1): Add stack arguments to
16943 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16944 ACCUMULATE_OUTGOING_ARGS).
16945 * dce.c: Include tm_p.h.
16946 (find_call_stack_args): New function.
16947 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
16949 (mark_insn): Call find_call_stack_args for CALL_Ps.
16950 (prescan_insns_for_dce): Walk insns backwards in bb rather than
16951 forwards. Allocate and free arg_stores bitmap if needed, pass it
16952 down to deletable_insn_p, don't mark stores set in arg_stores
16953 bitmap, clear the bitmap at the beginning of each bb.
16954 * Makefile.in (dce.o): Depend on $(TM_P_H).
16956 2009-01-14 Michael Meissner <gnu@the-meissners.org>
16959 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
16960 to make sure the insn is a conditional test (bug 22599). Reformat a
16963 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
16965 PR middle-end/38431
16966 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
16967 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
16968 (gloog): Do not call cleanup_tree_cfg.
16969 (graphite_transform_loops): Call cleanup_tree_cfg after all
16970 scops have been code generated.
16972 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
16973 * doc/gty.texi (Invoking the garbage collector): Added new node
16974 and section documenting ggc_collect.
16976 2009-01-14 Richard Guenther <rguenther@suse.de>
16978 PR tree-optimization/38826
16979 PR middle-end/38477
16980 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
16981 initialization notes only if we actually emitted a warning.
16982 (intra_create_variable_infos): Add constraints for a result decl
16983 that is passed by hidden reference.
16984 (build_pred_graph): Mark all related variables non-direct on
16987 2009-01-14 Nick Clifton <nickc@redhat.com>
16989 * ira-conflicts.c: Include addresses.h for the definition of
16991 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
16992 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
16994 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
16997 * Makefile.in (ira-lives.o): Add except.h.
16999 * ira-lives.c: Include except.h.
17000 (process_bb_node_lives): Process can_throw_internal.
17002 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17004 PR rtl-optimization/38774
17005 * combine.c (simplify_set): When undoing cc_use change, don't do
17006 PUT_CODE on the newly created comparison, but instead put back the
17009 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17011 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17012 values. Remove duplicate arm8 entry.
17014 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17016 PR tree-optimization/38786
17017 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17018 the SSA_NAME case of expand_scalar_variables_expr.
17019 Set the type of an expression to the type of its assign statement.
17020 (expand_scalar_variables_expr): Also gather the scalar computation
17021 used to index the memory access. Do not pass loop_p.
17022 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17023 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17024 the gimple_stmt_iterator where it inserts new code.
17025 Do not pass loop_p.
17026 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17027 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17029 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17031 * graphite.h (debug_value): Removed.
17032 * graphite.c (debug_value): Removed.
17034 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17036 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17037 ldrd/strd with two 32-bit instructions.
17039 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17041 * config/arm/arm.c (struct processors): Pass for speed down into
17042 cost helper functions.
17043 (const_ok_for_op): Handle COMPARE and inequality nodes.
17044 (arm_rtx_costs_1): Rewrite.
17045 (arm_size_rtx_costs): Update prototype.
17046 (arm_rtx_costs): Pass speed down to helper functions.
17047 (arm_slowmul_rtx_costs): Rework cost calculations.
17048 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17049 (arm_9e_rtx_costs): Likewise.
17051 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17053 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17054 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17055 (alpha_legitimize_address): Do not split local symbols wider than
17056 UNITS_PER_WORD into HIGH/LO_SUM parts.
17058 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17061 * gcc.c (process_command): Replace call to execvp with calls
17062 to pex_one and exit.
17064 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17067 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17068 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17069 variant for devices with 3-byte PC.
17070 (__tablejump_elpm__): New.
17072 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17075 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17076 offsetof member-designator, handle it as `[0].'.
17078 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17080 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17081 function when not using named sections on targets with named sections
17082 if branch distance is less than 262132.
17084 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17086 * combine.c (combine_instructions): Recompute
17087 optimize_this_for_speed_p for each BB in the main combine loop.
17089 2009-01-12 Tomas Bily <tbily@suse.cz>
17092 * tree-loop-distribution.c (prop_phis): New function.
17093 (generate_builtin): Call prop_phis.
17094 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17096 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17098 PR tree-optimization/38807
17099 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17100 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17102 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17104 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17105 subreg of op0 to the original op0.
17107 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17109 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17111 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17114 * mips-tfile.c (parse_def): Fix parsing of def strings
17115 starting with digits.
17117 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17120 * config/arm/arm.c (arm_is_long_call_p): Don't call
17121 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17123 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17125 * regrename.c (regrename_optimize): Fix dumping.
17126 (find_oldest_value_reg): Preserve REG_POINTER.
17127 (copy_hardreg_forward_1): Likewise.
17129 2009-01-09 Diego Novillo <dnovillo@google.com>
17131 * gimple.h (struct gimple_statement_base) <uid>: Document
17132 the restrictions on its use.
17133 (gimple_uid): Tidy.
17134 (gimple_set_uid): Tidy.
17136 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17138 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17139 zero guard even if align_bytes != 0 and count is smaller than
17142 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17144 PR rtl-optimization/38495
17145 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17146 (add_range_and_copies_from_move_list): Print all added ranges.
17147 Add ranges to memory optimized destination.
17149 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17153 * config/i386/i386.c (override_options): Reject
17154 -mstringop-strategy=rep_8byte with -m32.
17155 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17156 to 1. Do count comparison against epilogue_size_needed at compile
17157 time even when count_exp was constant forced into register. For
17158 size_needed don't jump to epilogue, instead just avoid aligning
17159 and invoke the body algorithm. If need_zero_guard, add zero guard
17160 even if count is non-zero, but smaller than size_needed + number of
17161 bytes that could be stored for alignment.
17162 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17163 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17164 but smaller than size_needed + number of bytes that could be stored
17165 for alignment. Compare size_needed with epilogue_size_needed instead
17166 of desired_align - align, don't adjust size_needed, pass
17167 epilogue_size_needed to the epilogue expanders.
17170 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17172 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17174 * pa.c (last_address): Change to unsigned.
17175 (update_total_code_bytes): Change argument to unsigned. Don't
17176 check if insn addresses are set.
17177 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17178 addresses are not set.
17179 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17181 2009-01-09 Nick Clifton <nickc@redhat.com>
17183 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17184 DECL_DECLARED_INLINE_P.
17186 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17188 PR middle-end/38347
17189 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17190 GET_MODE (op0) in operand_subword_force calls.
17192 PR middle-end/38771
17193 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17194 fold_convert arg0 operands to TREE_TYPE (op0) first.
17196 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17198 * params.def (ira-max-conflict-table-size): Decrease default value
17201 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17203 PR tree-optimization/37031
17204 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17206 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17207 allocate it using gc instead of heap, use VEC_quick_push instead of
17209 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17210 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17211 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17212 allocated vector from heap allocated.
17213 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17214 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17215 vector only after perfect_loop_nest_depth call.
17217 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17218 Jan Sjodin <jan.sjodin@amd.com>
17220 PR tree-optimization/38559
17221 * graphite.c (debug_value, copy_constraint,
17222 swap_constraint_variables, scale_constraint_variable, ): New.
17223 (get_lower_bound, get_upper_bound): Removed.
17224 (graphite_trans_bb_strip_mine): Clean up this code that works
17225 only for constant number of iterations. Fully copy upper and
17226 lower bound constraints, not only the constant part of them.
17227 * graphite.h (debug_value): Declared.
17229 2009-01-08 Ira Rosen <irar@il.ibm.com>
17231 PR tree-optimization/37194
17232 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17233 Don't add the cost of cost model guard in prologue to scalar
17234 outside cost in case of known number of iterations.
17236 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17237 Alan Modra <amodra@bigpond.net.au>
17239 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17240 non-word-aligned REG+CONST addressing.
17242 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17245 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17246 free_after_compilation when outputting a thunk.
17247 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17248 Do not call free_after_compilation here.
17250 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17252 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17253 (ix86_valid_target_attribute_inner_p): Ditto.
17255 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17257 PR tree-optimization/38492
17258 PR tree-optimization/38498
17259 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17260 * tree-chrec.h (scev_is_linear_expression): Declared.
17261 * graphite.c (graphite_cannot_represent_loop_niter): New.
17262 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17263 (graphite_loop_normal_form): Use gcc_assert.
17264 (scan_tree_for_params): Use CASE_CONVERT.
17265 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17266 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17267 Use gcc_assert. Discard scops that contain unhandled cases.
17268 (build_scop_conditions): Return a boolean status for unhandled cases.
17269 (strip_mine_profitable_p): Print the loop number, not its depth.
17270 (is_interchange_valid): Pass the depth of the loop nest, don't
17271 recompute it wrongly.
17272 (graphite_trans_bb_block): Same.
17273 (graphite_trans_bb_block): Print tentative of loop blocking.
17274 (graphite_trans_scop_block): Do not print that the loop has been
17276 (graphite_transform_loops): Do not handle scops that contain condition
17279 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17281 AVX Programming Reference (December, 2008)
17282 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17283 (_mm256_stream_pd): Likewise.
17284 (_mm256_stream_ps): Likewise.
17286 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17287 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17288 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17289 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17290 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17291 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17292 (ix86_expand_special_args_builtin): Likewise.
17294 * config/i386/sse.md (AVXMODEDI): New.
17295 (avx_movnt<mode>): Likewise.
17296 (avx_movnt<mode>): Likewise.
17297 (<sse>_movnt<mode>): Remove AVX support.
17298 (sse2_movntv2di): Likewise.
17300 2009-01-07 Richard Guenther <rguenther@suse.de>
17302 PR middle-end/38751
17303 * fold-const.c (extract_muldiv): Remove obsolete comment.
17304 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17305 to PLUS_EXPR canonicalization for the canonicalization.
17307 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17309 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17310 hosted cross-compilers generating less efficient code.
17312 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17314 * function.h (rtl_data): Add a dbr_scheduled_p field.
17315 * reorg.c (dbr_schedule): Set it.
17316 (gate_handle_delay_slots): Check it.
17317 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17318 (mips_reorg): Check flag_delayed_branch instead of
17319 mips_base_delayed_branch.
17320 (mips_override_options): Don't set mips_base_delayed_branch
17321 or flag_delayed_branch.
17323 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17325 PR rtl-optimization/38426.
17326 * ira.c (ira): Set current_function_is_leaf earlier.
17328 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17330 PR rtl-optimization/38722
17331 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17332 too early, only set a flag and modify after last possible
17335 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17338 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17339 * real.c (decimal_single_format): Correct values of emin and emax.
17340 (decimal_double_format): Ditto.
17341 (decimal_quad_format): Ditto.
17342 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17343 computation of DECnn_MIN and DECnn_MAX for corrected values of
17344 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17345 __DECnn_MIN__, and adjust its computation for the corrected value
17348 2009-01-06 Jan Hubicka <jh@suse.cz>
17351 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17353 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17355 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17356 Add Robert Clark to the list of testers.
17358 2009-01-06 Jan Hubicka <jh@suse.cz>
17359 Kai Tietz <kai.tietz@onevision.com>
17361 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17362 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17364 2009-01-06 Jan Hubicka <jh@suse.cz>
17365 Kai Tietz <kai.tietz@onevision.com>
17367 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17369 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17370 (ix86_nsaved_regs): Count only general purpose regs.
17371 (ix86_nsaved_sseregs): New.
17372 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17373 to 16 for w64; compute padding and size of sse reg save area.
17374 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17375 general purpose regs.
17376 (ix86_emit_save_sse_regs_using_mov): New.
17377 (ix86_expand_prologue): Save SSE regs if needed.
17378 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17379 (ix86_emit_restore_sse_regs_using_mov): New.
17380 (ix86_expand_epilogue): Save SSE regs if needed.
17382 2009-01-06 Jan Hubicka <jh@suse.cz>
17383 Kai Tietz <kai.tietz@onevision.com>
17385 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17386 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17387 functions when accumulate outgoing args is off.
17389 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17392 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17393 before using pseudos_have_intersected_live_ranges_p.
17395 * ira-int.h (ira_assert): Always define.
17397 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17399 AVX Programming Reference (December, 2008)
17400 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17401 (_mm256_permute2_pd): Likewise.
17402 (_mm_permute2_ps): Likewise.
17403 (_mm256_permute2_ps): Likewise.
17404 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17405 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17407 * config/i386/i386.c (ix86_builtins): Remove
17408 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17409 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17410 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17411 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17412 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17413 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17414 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17415 __builtin_ia32_vpermil2ps256.
17416 (ix86_init_mmx_sse_builtins): Updated.
17417 (ix86_expand_args_builtin): Likewise.
17419 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17421 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17422 long absolute calls when generating PA 2.0 code.
17424 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17426 PR rtl-optimization/38583
17427 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17429 * params.def (ira-max-conflict-table-size): New.
17431 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17433 * ira.h (ira_conflicts_p): New external definition.
17435 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17436 table. Report this. Return result of building.
17437 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17438 building conflict table.
17440 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17441 (ira_color): Use ira_conflicts_p.
17443 * global.c: Include ira.h.
17444 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17447 * Makefile.in (global.o): Add ira.h.
17449 * ira-build.c (mark_all_loops_for_removal,
17450 propagate_some_info_from_allocno): New.
17451 (remove_unnecessary_allocnos): Call
17452 propagate_some_info_from_allocno.
17453 (remove_low_level_allocnos): New.
17454 (remove_unnecessary_regions): Add parameter. Call
17455 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17456 parameter to remove_unnecessary_regions.
17457 (ira_build): Remove all regions but root if the conflict table was
17458 not built. Update conflict hard regs for allocnos crossing calls.
17460 * ira.c (ira_conflicts_p): New global.
17461 (ira): Define and use ira_conflicts_p.
17463 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17464 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17465 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17467 2009-01-06 Ben Elliston <bje@au.ibm.com>
17469 * gengtype-lex.l (YY_NO_INPUT): Define.
17471 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17474 * c-common.c (handle_vector_size_attribute): Also reject
17475 BOOLEAN_TYPE types.
17477 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17479 PR tree-optimization/38492
17480 * graphite.c (rename_map_elt, debug_rename_elt,
17481 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17482 rename_map_elt_info, eq_rename_map_elts,
17483 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17484 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17485 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17486 (sese_build_livein_liveouts): New.
17487 (new_sese, free_sese): New.
17488 (new_scop): Call new_sese.
17489 (free_scop): Call free_sese.
17490 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17491 (register_old_new_names): Renamed register_old_and_new_names.
17492 (register_scop_liveout_renames, add_loop_exit_phis,
17493 insert_loop_close_phis, struct igp,
17494 default_liveout_before_guard, add_guard_exit_phis,
17495 insert_guard_phis, copy_renames): New.
17496 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17497 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17498 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17499 (scop_adjust_phis_for_liveouts): New.
17500 (gloog): Call scop_adjust_phis_for_liveouts.
17502 * graphite.h (struct sese): Documented. Added fields liveout,
17503 num_ver and livein.
17504 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17505 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17506 (struct scop): Added field liveout_renames.
17507 (SCOP_LIVEOUT_RENAMES): New.
17509 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17511 PR tree-optimization/38510
17512 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17513 (translate_clast): Call recompute_all_dominators before
17515 (gloog): Call recompute_all_dominators before graphite_verify.
17517 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17518 Jan Sjodin <jan.sjodin@amd.com>
17520 PR tree-optimization/38500
17521 * graphite.c (create_sese_edges): Call fix_loop_structure after
17524 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17526 * config.gcc: Add m32r*-*-rtems*.
17527 * config/m32r/rtems.h: New file.
17529 2009-01-05 Ben Elliston <bje@au.ibm.com>
17531 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
17532 (.po.pox): Likewise.
17533 (po/gcc.pot): Likewise.
17535 2009-01-04 David S. Miller <davem@davemloft.net>
17537 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17538 (STARTING_FRAME_OFFSET): Always set to zero.
17540 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17542 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
17543 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
17544 fixed-point types, and vectors of the same.
17546 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17548 * config/mips/sync.md (*mb_barrier): Rename to...
17549 (*memory_barrier): ...this.
17551 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
17553 * doc/extend.texi (Function Attributes): Move @cindex after @item
17554 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
17555 and put in alphabetical order. Fix 'target' name and put in order.
17556 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
17559 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
17561 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17562 (memory_barrier): Expand as unspec instead of unspec_volatile.
17563 Remove mem:BLK from insn operands. Use Pmode scratch register.
17564 (*memory_barrier): Define as unspec instead of unspec_volatile.
17565 Use (match_dup 0) as input operand.
17567 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
17568 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
17569 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
17570 scratch register. Remove operand 1.
17571 (*stbar): Define as unspec instead of unspec_volatile.
17572 Use (match_dup 0) as input operand, remove (const_int 8).
17573 (*membar): Define as unspec instead of unspec_volatile.
17574 Use (match_dup 0) as input operand, remove input operand 2.
17576 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
17577 (memory_barrier): Expand as unspec instead of unspec_volatile.
17578 Remove mem:BLK from insn operands. Use Pmode scratch register.
17579 (*memory_barrier): Define as unspec instead of unspec_volatile.
17580 Use (match_dup 0) as input operand.
17582 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
17583 Remove mem:BLK from insn operands. Use Pmode scratch register.
17584 Set volatile flag on operand 0.
17585 (*memory_barrier): New insn pattern.
17587 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
17589 (*memory_barrier): Use (match_dup 0) as input operand.
17591 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
17592 Remove mem:BLK from insn operands. Use Pmode scratch register.
17593 Set volatile flag on operand 0.
17594 (*mb_internal): New insn pattern.
17596 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
17598 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17600 PR middle-end/38586
17601 * function.c (struct temp_slot): Move to the section of the file
17602 that deals with temp slots. Remove field 'address'.
17603 (temp_slot_address_table): New hash table of address -> temp slot.
17604 (struct temp_slot_address_entry): New struct, items for the table.
17605 (temp_slot_address_compute_hash, temp_slot_address_hash,
17606 temp_slot_address_eq, insert_temp_slot_address): Support functions
17608 (find_temp_slot_from_address): Rewrite to use the new hash table.
17609 (remove_unused_temp_slot_addresses): Remove addresses of temp
17610 slots that have been made available.
17611 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
17612 worker function for remove_unused_temp_slot_addresses.
17613 (assign_stack_temp_for_type): Don't clear the temp slot address list.
17614 Add the temp slot address to the address -> temp slot map.
17615 (update_temp_slot_address): Update via insert_temp_slot_address.
17616 (free_temp_slots): Call remove_unused_temp_slot_addresses.
17617 (pop_temp_slots): Likewise.
17618 (init_temp_slots): Allocate the address -> temp slot map, or empty
17619 the map if it is already allocated.
17620 (prepare_function_start): Initialize temp slot processing.
17622 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17624 PR middle-end/38584
17625 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
17626 Calculate the size of all stack vars assuming no packing of stack
17627 vars will happen, replacing a quadratic algorithm with a linear one.
17629 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17632 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
17635 2009-01-03 Diego Novillo <dnovillo@google.com>
17637 * doc/contrib.texi: Update contributions.
17639 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17642 * builtins.c (fold_builtin_memory_op): Give up if either operand
17643 is volatile. Set srctype or desttype to non-qualified version
17647 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
17648 and FUNCTION_DECLs.
17650 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17652 PR rtl-optimization/35805
17653 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
17654 problem if fast dce is able to remove any instructions.
17655 * dce.c (dce_process_block): Fix dump message.
17657 2009-01-02 Mark Mitchell <mark@codesourcery.com>
17660 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
17662 2009-01-02 Jakub Jelinek <jakub@redhat.com>
17664 PR middle-end/38690
17665 * tree-flow.h (op_code_prio, op_prio): New prototypes.
17666 * tree-pretty-print.c (op_code_prio): New function.
17667 (op_prio): No longer static. Use op_code_prio.
17668 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
17669 Use op_prio and op_code_prio to determine if () should be
17670 printed around operand(s) or not.
17672 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
17673 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
17674 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
17675 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
17676 pp_character instead of pp_string for single letter printing.
17678 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
17680 * doc/extend.texi: Fix '#pragma GCC option' typo.
17682 2009-01-02 Richard Guenther <rguenther@suse.de>
17684 * doc/install.texi (--enable-checking): Mention different
17685 default for stage1.
17686 (--enable-stage1-checking): Document.
17688 2009-01-01 Andrew Pinski <pinskia@gmail.com>
17690 PR middle-end/30142
17691 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
17692 case to be an error.
17694 2009-01-02 Ben Elliston <bje@au.ibm.com>
17696 * config/fp-bit.h (pack_d): Constify argument.
17697 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17698 (isnan): Constify argument.
17700 (iszero): Likewise.
17701 (pack_d): Likewise.
17702 (_fpadd_parts): Constify return type.
17703 (_fpmul_parts): Likewise.
17704 (_fpdiv_parts): Likewise.
17706 2009-01-01 Jakub Jelinek <jakub@redhat.com>
17709 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
17710 warn about overwriting initializer with side-effects or
17711 -Woverride-init if !IMPLICIT.
17712 (output_init_element): Likewise. Pass IMPLICIT down to
17714 (process_init_element): Add IMPLICIT argument. Pass it down
17715 to output_init_element.
17716 (push_init_element, pop_init_level, set_designator): Adjust
17717 process_init_element callers.
17718 (set_nonincremental_init, set_nonincremental_init_from_string):
17719 Adjust add_pending_init callers.
17720 (output_pending_init_elements): Adjust output_init_element callers.
17721 * c-tree.h (process_init_element): Adjust prototype.
17722 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
17723 process_init_element callers.
17726 Copyright (C) 2009 Free Software Foundation, Inc.
17728 Copying and distribution of this file, with or without modification,
17729 are permitted in any medium without royalty provided the copyright
17730 notice and this notice are preserved.