1 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
4 the variable part of the offset as well. Use highest_pow2_factor for
7 2010-04-30 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/43879
10 * tree-ssa-structalias.c (type_could_have_pointers): Functions
13 2010-04-30 Jan Hubicka <jh@suse.cz>
15 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
17 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
19 2010-04-30 Jan Hubicka <jh@suse.cz>
21 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
23 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
24 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
25 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
26 cgraph_node_set_needs_ltrans_p): Remove.
28 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
30 * sdbout.c: Include vec.h, do not include varray.h.
31 (deferred_global_decls, sdbout_global_decl,
32 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
33 * toplev.c: Do not include varray.h.
34 (dump_memory_report): Do not dump VARRAY statistics.
35 * gengtype.c (open_base_file): Ignore varray.h.
36 * Makefile.in: Update for abovementioned changes.
37 Remove all traces of varray.c and varray.h.
38 * varray.c: Remove file.
39 * varray.h: Remove file.
41 2010-04-30 Jan Hubicka <jh@suse.cz>
43 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
46 2010-04-30 Jan Hubicka <jh@suse.cz>
48 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
51 2010-04-30 Richard Guenther <rguenther@suse.de>
53 * tree-ssa-structalias.c (get_constraint_for_1): Generate
54 constraints for CONSTRUCTOR.
56 2010-04-30 Richard Guenther <rguenther@suse.de>
59 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
60 first after all lowering passes.
62 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
64 * toplev.c: Include varray.h for statistics dumping.
65 * tree.h: Do not declare varray_head_tag.
66 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
67 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
68 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
69 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
70 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
71 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
72 c-common.c, c-common.h, reg-stack.c, basic-block.h,
73 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
75 * Makefile.in: Update for abovementioned changes.
77 2010-04-30 Jakub Jelinek <jakub@redhat.com>
80 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
82 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
84 * config/picochip/picochip.c (picochip_legitimize_address): Define.
85 Use this function to do machine-specific conversion.
86 (picochip_legitimize_reload_address): Likewise.
87 (picochip_legitimate_address_p): Check valid base register only if
89 (picochip_check_conditional_copy): Check for modw only if opnd is
91 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
92 to call the function in c.
93 * config/picochip/picochip-protos.h
94 (picochip_legitimize_reload_address): Define.
95 * config/picochip/picochip.md (supported_compare1): Define.
97 2010-04-30 Jan Hubicka <jh@suse.cz>
99 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
100 (cgraph_global_info): Remove inlined.
101 (LTO_cgraph_tag_names): Remove.
102 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
103 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
104 simplify cgraph tags and document.
105 (lto_output_node): Use only LTO_cgraph_unavail_node and
106 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
107 for_functions_valid, global info, process and output
109 (input_overwrite_node): Initialize estimated stack size and
111 Do not read flags we no longer store.
112 (input_node): Likewise do not read info no longer stored.
113 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
116 2010-04-30 Richard Guenther <rguenther@suse.de>
118 PR tree-optimization/43879
119 * tree-ssa-structalias.c (get_constraint_for_1): Properly
120 handle non-zero initializers.
122 2010-04-30 Richard Guenther <rguenther@suse.de>
124 * builtins.c (fold_builtin_1): Delete free (0).
126 2010-04-29 Jan Hubicka <jh@suse.cz>
128 * gengtype.c (open_base_files): Add lto-streamer.h
129 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
130 (pass_ipa_cp): GGC collect.
131 * toplev. (compile_file): Do not output symbols.
132 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
133 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
134 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
135 * lto-section-in.c: Include ggc.h
136 (lto_new_in_decl_state): Alloc in GGC.
137 (lto_delete_in_decl_state): Likewise.
138 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect.
140 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
143 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
144 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
145 (HONOR_REG_ALLOC_ORDER): Describe new macro.
146 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
147 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
148 account only if HONOR_REG_ALLOC_ORDER is not defined.
149 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
150 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
152 2010-04-29 Jon Grant <04@jguk.org>
154 * collect2.c (vflag): Change type from int to bool.
156 (helpflag): New global bool.
157 (main): Set vflag and debug with boolean, not integer truth
158 values. Accept new "--help" option and output usage text if
160 * collect2.h (vflag): Update prototype.
163 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
166 * plugin.h (flag_plugin_added): Moved out of
167 invoke_plugin_callbacks.
169 2010-04-29 Richard Guenther <rguenther@suse.de>
172 * plugin.h (invoke_plugin_callbacks): Annotate arguments
173 with ATTRIBUTE_UNUSED.
175 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
178 * config/i386/i386.c (get_some_local_dynamic_name): Replace
179 INSN_P with NONDEBUG_INSN_P.
180 (distance_non_agu_define): Likewise.
181 (distance_agu_use): Likewise.
183 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
185 From Dominique d'Humieres <dominiq@lps.ens.fr>
187 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
190 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
192 * plugin.h (invoke_plugin_callbacks): New inline function.
193 * plugin.c (flag_plugin_added): New global flag.
194 (add_new_plugin): Initialize above flag.
195 (invoke_plugin_callbacks): Rename to ...
196 (invoke_plugin_callbacks_full): ... this.
198 2010-04-28 Jan Hubicka <jh@suse.cz>
200 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
201 (lto_varpool_replace_node): New.
202 (lto_symtab_resolve_symbols): Resolve varpool nodes.
203 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
204 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
205 * cgraph.h (varpool_node_ptr): New type.
206 (varpool_node_ptr): New vector.
207 (varpool_node_set_def): New structure.
208 (varpool_node_set): New type.
209 (varpool_node_set): New vector.
210 (varpool_node_set_element_def): New structure.
211 (varpool_node_set_element, const_varpool_node_set_element): New types.
212 (varpool_node_set_iterator): New type.
213 (varpool_node): Add prev pointers, add used_from_other_partition,
215 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
216 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
217 varpool_get_node, varpool_remove_node): Declare.
218 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
219 varpool_node_set_size): New inlines.
220 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
221 * tree-pass.h (varpool_node_set_def): Forward declare.
222 (ipa_opt_pass_d): Summary writting takes vnode sets too.
223 (ipa_write_optimization_summaries): Update prototype.
224 * ipa-cp.c (ipcp_write_summary): Update.
225 * ipa-reference.c (ipa_reference_write_summary): Update.
226 * lto-cgraph.c (lto_output_varpool_node): New static function.
227 (output_varpool): New function.
228 (input_varpool_node): New static function.
229 (input_varpool_1): New function.
230 (input_cgraph): Input varpool.
231 * ipa-pure-const.c (pure_const_write_summary): Update.
232 * lto-streamer-out.c (lto_output): Update, output varpool too.
233 (write_global_stream): Kill WPA hack.
234 (produce_asm_for_decls): Update.
235 (output_alias_pair_p): Handle variables.
236 (output_unreferenced_globals): Output only needed partition of varpool.
237 * ipa-inline.c (inline_write_summary): Update.
238 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
239 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
240 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
241 varpool_node_set_new, varpool_node_set_add,
242 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
243 debug_varpool_node_set): New functions.
244 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
245 (execute_one_pass): Process new decls too.
246 (ipa_write_summaries_2): Pass around vsets.
247 (ipa_write_summaries_1): Likewise.
248 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
250 (ipa_write_optimization_summaries_1): Pass around vsets.
251 (ipa_write_optimization_summaries): Likewise.
252 * varpool.c (varpool_get_node): New.
253 (varpool_node): Update doubly linked lists.
254 (varpool_remove_node): New.
255 (dump_varpool_node): More dumping.
256 (varpool_enqueue_needed_node): Update doubly linked lists.
257 (decide_is_variable_needed): Kill ltrans hack.
258 (varpool_finalize_decl): Kill lto hack.
259 (varpool_assemble_decl): Skip decls in other partitions.
260 (varpool_assemble_pending_decls): Update doubly linkes lists.
261 (varpool_empty_needed_queue): Likewise.
262 (varpool_extra_name_alias): Likewise.
263 * lto-streamer.c (lto_get_section_name): Add vars section.
264 * lto-streamer.h (lto_section_type): Update.
265 (output_varpool, input_varpool): Declare.
267 2010-04-28 Mike Stump <mikestump@comcast.net>
269 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
271 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
273 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
274 record or union type with RECORD_OR_UNION_TYPE_P predicate.
275 (lto_input_ts_type_tree_pointers): Likewise.
276 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
277 (lto_output_ts_type_tree_pointers): Likewise.
279 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
281 Uniquization of constants at the Tree level
282 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
283 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
285 (tree_output_constant_def): Declare.
286 * gimplify.c (gimplify_init_constructor): When using block copy, first
287 uniquize the constant constructor on the RHS.
288 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
289 DECL_IN_CONSTANT_POOL flag.
290 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
291 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
293 (assemble_variable): Deal with symbols belonging to the tree constant
295 (get_constant_section): Add ALIGN parameter and simplify.
296 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
297 (assemble_constant_contents): Use the expression of the VAR_DECL.
298 (output_constant_def_contents): Use the alignment of the VAR_DECL.
299 (tree_output_constant_def): New global function.
300 (mark_constant): Use the expression of the VAR_DECL.
301 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
303 (output_object_block): Likewise and assemble the expression.
305 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
307 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
308 hash_tree, eq_tree): New tree hash table.
309 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
310 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
311 lto_orig_address_remove): Reimplement.
313 2010-04-28 Xinliang David Li <davidxl@google.com>
316 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
317 (compute_uninit_opnds_pos): New function.
318 (is_non_loop_exit_postdominating): New function.
319 (compute_control_dep_chain): New function.
320 (find_pdom): New function.
321 (convert_control_dep_chain_into_preds): New function.
322 (find_predicates): New function.
323 (find_control_equiv_block): New function.
324 (collect_phi_def_edges): New function.
325 (find_def_preds): New function.
326 (find_dom): New function.
327 (dump_predicates): New function.
328 (get_cmp_code): New function.
329 (is_value_included_in): New function.
330 (find_matching_predicate_in_rest_chains): New function.
331 (use_pred_not_overlap_with_undef_path_pred): New function.
332 (is_use_properly_guarded): New function.
333 (normalize_cond_1): New function.
334 (is_and_or_or): New function.
335 (normalize_cond): New function.
336 (is_gcond_subset_of): New function.
337 (is_subset_of_any): New function.
338 (is_or_set_subset_of): New function.
339 (is_and_set_subset_of): New function.
340 (is_norm_cond_subset_of): New function.
341 (is_pred_expr_subset_of): New function.
342 (is_pred_chain_subset_of): New function.
343 (is_included_in): New function.
344 (is_superset_of): New function.
345 (find_uninit_use): New function.
346 (warn_uninitialized_phi): New function.
347 (compute_possibly_undefined_names): New function.
348 (ssa_undefined_value_p): New function.
349 (execute_late_warn_uninitialized): New function.
350 * tree-ssa.c (ssa_undefined_value_p): Removed.
351 (warn_uninit): Changed to extern.
352 (warn_uninitialized_phi): Removed.
353 (warn_uninitialized_vars): Changed to extern.
354 (execute_late_warn_uninitialized): Removed
355 * tree-flow.h: Add new prototypes.
356 * timevar.def: Add new time variable.
357 * Makefile.in: Add new build file.
359 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
361 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
364 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
367 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
369 2010-04-28 Martin Jambor <mjambor@suse.cz>
371 * cgraph.h (struct cgraph_node): New field indirect_calls.
372 (struct cgraph_indirect_call_info): New type.
373 (struct cgraph_edge): Removed field indirect_call. New fields
374 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
375 (cgraph_create_indirect_edge): Declare.
376 (cgraph_make_edge_direct): Likewise.
377 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
378 * ipa-prop.h (struct ipa_param_call_note): Removed.
379 (struct ipa_node_params): Removed field param_calls.
380 (ipa_create_all_structures_for_iinln): Declare.
381 * cgraph.c: Described indirect edges and uids in initial comment.
382 (cgraph_add_edge_to_call_site_hash): New function.
383 (cgraph_edge): Search also among the indirect edges, use
384 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
385 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
386 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
388 (initialize_inline_failed): Assign a reason to indirect edges.
389 (cgraph_create_edge_1): New function.
390 (cgraph_create_edge): Moved some functionality to
391 cgraph_create_edge_1.
392 (cgraph_create_indirect_edge): New function.
393 (cgraph_edge_remove_callee): Add an assert checking for
395 (cgraph_edge_remove_caller): Special-case indirect edges.
396 (cgraph_remove_edge): Likewise.
397 (cgraph_set_edge_callee): New function.
398 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
399 (cgraph_make_edge_direct): New function.
400 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
401 the declaration of the call statement matches.
402 (cgraph_node_remove_callees): Special-case indirect edges.
403 (cgraph_clone_edge): Likewise.
404 (cgraph_clone_node): Clone also the indirect edges.
405 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
406 indirect_call, dump count of indirect_calls edges.
407 * ipa-prop.c (iinlining_processed_edges): New variable.
408 (ipa_note_param_call): Create indirect edges instead of
409 creating notes. New parameter node.
410 (ipa_analyze_call_uses): New parameter node, pass it on to
412 (ipa_analyze_stmt_uses): Likewise.
413 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
414 (print_edge_addition_message): Work on edges rather than on notes.
415 (update_call_notes_after_inlining): Likewise, renamed to
416 update_indirect_edges_after_inlining.
417 (ipa_create_all_structures_for_iinln): New function.
418 (ipa_free_node_params_substructures): Do not free notes.
419 (ipa_edge_duplication_hook): Propagate bits within
420 iinlining_processed_edges bitmap.
421 (ipa_node_duplication_hook): Do not duplicate notes.
422 (free_all_ipa_structures_after_ipa_cp): Renamed to
423 ipa_free_all_structures_after_ipa_cp.
424 (free_all_ipa_structures_after_iinln): Renamed to
425 ipa_free_all_structures_after_iinln.g
426 (ipa_write_param_call_note): Removed.
427 (ipa_read_param_call_note): Removed.
428 (ipa_write_indirect_edge_info): New function.
429 (ipa_read_indirect_edge_info): Likewise.
430 (ipa_write_node_info): Do not stream notes, do stream information
432 (ipa_read_node_info): Likewise.
433 (lto_ipa_fixup_call_notes): Removed.
434 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
435 * ipa-inline.c (pass_ipa_inline): Likewise.
436 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
437 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
438 * tree-inline.c (copy_bb): Removed an unnecessary double check for
440 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
442 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
443 (output_cgraph): Stream also indirect edges.
444 (lto_output_edge): Added capability to stream indirect edges.
445 (input_edge): Likewise.
446 (input_cgraph_1): Likewise.
447 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
450 2010-04-28 Richard Guenther <rguenther@suse.de>
452 PR tree-optimization/43879
453 PR tree-optimization/43909
454 * tree-ssa-structalias.c (struct variable_info): Add
455 only_restrict_pointers flag.
456 (new_var_info): Initialize it. Increment stats.total_vars here.
457 (create_function_info_for): Do not increment stats.total_vars
459 (get_function_part_constraint): Fix build with C++.
460 (insert_into_field_list): Remove.
461 (push_fields_onto_fieldstack): Properly merge fields.
462 (create_variable_info_for): Split and simplify.
463 (create_variable_info_for_1): New piece.
464 (intra_create_variable_infos): Properly make restrict constraints
467 2010-04-28 Richard Guenther <rguenther@suse.de>
470 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
473 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
474 Jan Hubicka <hubicka@ucw.cz>
476 * doc/invoke.texi (-Wsuggest-attribute=const,
477 -Wsuggest-attribute=pure): Document.
478 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
479 (function_always_visible_to_compiler_p,
480 suggest_attribute, warn_function_pure, warn_function_const):
482 (check_call): Improve debug info.
483 (analyze_function): Do not check availability.
484 (add_new_function): Check availability.
485 (propagate): Output warnings.
486 (skip_function_for_local_pure_const): New function.
487 (local_pure_const): Use it; output warnings.
488 * common.opt (Wsuggest-attribute=const,
489 Wsuggest-attribute=pure): New.
491 2010-04-27 Jakub Jelinek <jakub@redhat.com>
493 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
494 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
495 or DW_CFA_def_cfa_offset{,_sf}.
497 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
499 * tree.h: Fix truncated long macros.
501 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
503 * collect2.c (TARGET_64BIT): Redefine to target's default.
505 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
506 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
507 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
508 for underscoring __USER_LABEL_PREFIX__.
509 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
510 (SUB_LINK_ENTRY32): New.
511 (SUB_LINK_ENTRY64): New.
512 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
513 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
514 (SUB_LINK_ENTRY64): New.
515 (SUB_LINK_ENTRY): New.
516 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
517 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
518 x64 target is choosen.
519 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
520 * configure: Regenerated.
521 * configure.ac (leading-mingw64-underscores): Option added.
523 2010-04-27 Jan Hubicka <jh@suse.cz>
525 * doc/invoke.texi (-fipa-profile): Document.
526 * opts.c (decode_options): Enable ipa-profile at -O1.
527 * timevar.def (TV_IPA_PROFILE): Define.
528 * common.opt (fipa-profile): Add.
529 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
531 (cgraph_propagate_frequency): Handle only local ones.
532 * tree-pass.h (pass_ipa_profile): Declare.
533 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
534 (pass_ipa_profile): Use TV_IPA_PROFILE.
535 * ipa.c (ipa_profile): New function.
536 (gate_ipa_profile): Likewise.
537 (pass_ipa_profile): New global variable.
538 * passes.c (pass_ipa_profile): New.
540 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
542 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
544 2010-04-27 Martin Jambor <mjambor@suse.cz>
547 * ipa.c (dissolve_same_comdat_group_list): New function.
548 (function_and_variable_visibility): Call
549 dissolve_same_comdat_group_list when comdat group contains external or
551 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
552 lists are circular and that they contain only DECL_ONE_ONLY nodes.
554 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
556 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
557 (const_hash_1) <VECTOR_CST>: New case.
558 (compare_constant) <VECTOR_CST>: Likewise.
559 <ADDR_EXPR>: Deal with LABEL_REFs.
560 (copy_constant) <VECTOR_CST>: New case.
562 2010-04-27 Jan Hubicka <jh@suse.cz>
564 * cgraph.c (cgraph_propagate_frequency): New function.
565 * cgraph.h (cgraph_propagate_frequency): Declare.
566 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
567 cgraph_propagate_frequency.
569 2010-04-27 Jakub Jelinek <jakub@redhat.com>
571 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
573 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
576 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
577 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
578 here to determine which regs to push and how much stack to reserve.
580 2010-04-27 Jie Zhang <jie@codesourcery.com>
582 * doc/gimple.texi (gimple_statement_with_ops): Remove
583 addresses_taken field.
584 (gimple_statement_with_memory_ops): Likewise.
586 2010-04-27 Jan Hubicka <jh@suse.cz>
588 * tree-inline.c (eni_inlining_weights): Remove.
589 (estimate_num_insns): Special case more builtins.
591 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
594 * c-typeck.c (build_binary_op): Move forward check for comparison
595 pointer with null pointer constant and adjust the diagnostic message.
597 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
600 * configure.ac (gcc_cv_as_section_has_align): Set if installed
601 binutils supports extended .section directive needed by LTO, or
602 warn if older binutils found.
603 (LTO_BINARY_READER): New AC_SUBST'd variable.
604 (LTO_USE_LIBELF): Likewise.
605 * gcc/config.gcc (lto_binary_reader): New target-specific configure
607 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
608 (LTO_USE_LIBELF): Likewise.
609 * configure: Regenerate.
611 * collect2.c (is_elf): Rename from this ...
612 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
613 object files in addition to ELF-formatted ones.
614 (scan_prog_file): Caller updated. Also allow for LTO info marker
615 symbol to be prefixed or not by an extra underscore.
617 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
618 * config/i386/winnt.c: Also #include lto-streamer.h
619 (i386_pe_asm_named_section): Specify 1-byte section alignment for
621 (i386_pe_asm_output_aligned_decl_common): Add comment.
622 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
624 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
627 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
628 Add missing earlyclobber for second alternative.
630 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
632 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
633 bits for artificial defs at the top of the block.
634 * fwprop.c (single_def_use_enter_block): Don't call it.
636 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
639 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
640 instead of "$gcc_cv_objdump -T".
641 Use "-undefined dynamic_lookup" on darwin.
642 * gcc/configure: Regenerate.
644 2010-04-26 Jakub Jelinek <jakub@redhat.com>
647 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
649 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
651 * c-parser.c (struct c_token): Move location field up.
652 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
653 (struct c_declspecs): Convert typespec_word, storage_class, and
654 default_int_p into bitfields.
655 (struct c_declarator): Move loc field up.
657 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
659 * cfgloop.h (struct loop): Move can_be_parallel field up.
660 * ipa-prop.h (struct ip_node_params): Move bitfields up.
661 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
663 (struct iv_cand): Convert pos field into a bitfield.
664 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
666 (struct _stmt_vec_info): Shuffle fields for better packing.
668 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
670 * varasm.c (IN_NAMED_SECTION): Remove guard.
671 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
672 (IN_NAMED_SECTION_P): ...this.
673 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
674 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
676 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
678 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
679 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
680 of shadowing it. Fix comments.
682 2010-04-26 Jan Hubicka <jh@suse.cz>
684 * cgraph.c (cgraph_create_node): Set node frequency to normal.
685 (cgraph_clone_node): Copy function frequency.
686 * cgraph.h (node_frequency): New enum
687 (struct cgraph_node): Add.
688 * final.c (rest_of_clean_state): Update.
689 * lto-cgraph.c (lto_output_node): Output node frequency.
690 (input_overwrite_node): Input node frequency.
691 * tre-ssa-loop-ivopts (computation_cost): Update.
692 * lto-streamer-out.c (output_function): Do not output function
694 * predict.c (maybe_hot_frequency_p): Update and handle functions
696 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
698 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
699 (compute_function_frequency): Set noreturn functions to be executed
701 (choose_function_section): Update.
702 * lto-streamer-in.c (input_function): Do not input function frequency.
703 * function.c (allocate_struct_function): Do not initialize function
705 * function.h (function_frequency): Remove.
706 (struct function): Remove function frequency.
707 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
708 (try_update): Update.
709 * tree-inline.c (initialize_cfun): Do not update function frequency.
710 * passes.c (pass_init_dump_file): Update.
711 * i386.c (ix86_compute_frame_layout): Update.
712 (ix86_pad_returns): Update.
714 2010-04-26 Jie Zhang <jie@codesourcery.com>
716 PR tree-optimization/43833
717 * tree-vrp.c (range_int_cst_p): New.
718 (range_int_cst_singleton_p): New.
719 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
720 when both operands are constants. Use range_int_cst_p in
723 2010-04-26 Jan Hubicka <jh@suse.cz>
725 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
727 2010-04-26 Richard Guenther <rguenther@suse.de>
730 * gimple.c (gimple_decl_printable_name): Deal gracefully
731 with a NULL DECL_NAME.
733 2010-04-26 Richard Guenther <rguenther@suse.de>
736 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
737 if emitting debug information and it is either a function
740 2010-04-26 Ira Rosen <irar@il.ibm.com>
742 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
743 determine if the statement is vectorizable, and a macro to access it.
744 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
745 Skip statements that can't be vectorized. If the analysis fails,
746 mark the statement as unvectorizable if vectorizing basic block.
747 (vect_compute_data_refs_alignment): Likewise.
748 (vect_verify_datarefs_alignment): Skip statements marked as
749 unvectorizable. Add print.
750 (vect_analyze_group_access): Skip statements that can't be
751 vectorized. If the analysis fails, mark the statement as
752 unvectorizable if vectorizing basic block.
753 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
754 * tree-vect-stmts.c (vectorizable_store): Fix the number of
755 generated stmts for SLP.
756 (new_stmt_vec_info): Initialize the new field.
757 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
758 statements marked as unvectorizable.
760 2010-04-25 Joseph Myers <joseph@codesourcery.com>
762 * c-common.c (flag_isoc1x): New.
763 (flag_isoc99): Update comment.
764 * c-common.h (flag_isoc1x): New.
765 (flag_isoc99): Update comment.
766 * c-cppbuiltin.c (builtin_define_float_constants): Also define
767 __<type>_DECIMAL_DIG__.
768 * c-opts.c (set_std_c1x): New.
769 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
770 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
771 * c.opt (-std=c1x, -std=gnu1x): New options.
772 * doc/cpp.texi: Mention -std=c1x.
773 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
774 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
775 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
776 * doc/standards.texi: Mention C1X.
777 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
778 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
779 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
782 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
784 * config/i386/gmon-sol2.c (_mcleanup): Change format string
785 placeholder from 0x%x to %#x.
786 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
787 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
788 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
789 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
790 * config/i386/i386.c (ix86_target_string): Ditto.
791 (output_pic_addr_const): Ditto.
792 (print_operand): Ditto.
794 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
796 * combine.c (find_split_point): Add third argument. Use it
797 to find nested multiply-accumulate instructions. Adjust calls.
798 (try_combine): Adjust call to find_split_point.
800 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
802 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
804 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
806 PR tree-optimization/41442
807 * fold-const.c (merge_truthop_with_opposite_arm): New function.
808 (fold_binary_loc): Call it.
810 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
812 * toplev.c (general_init): Set default for fdiagnostics-show-option.
813 * opts.c (common_handle_option): Allow disabling it.
814 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
816 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
818 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
819 between modes if both types are integral.
821 2010-04-23 Richard Guenther <rguenther@suse.de>
823 PR tree-optimization/43572
824 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
826 2010-04-23 Richard Guenther <rguenther@suse.de>
829 * tree-inline.c (tree_can_inline_p): Also check compatibility
832 2010-04-23 Martin Jambor <mjambor@suse.cz>
834 PR tree-optimization/43846
835 * tree-sra.c (struct access): New flag grp_assignment_read.
836 (build_accesses_from_assign): Set grp_assignment_read.
837 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
838 (enum mark_read_status): New type.
839 (analyze_access_subtree): Propagate grp_assignment_read, create
840 accesses also if both direct_read and root->grp_assignment_read.
842 2010-04-23 Martin Jambor <mjambor@suse.cz>
845 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
846 function does not have type attributes.
848 2010-04-23 Richard Guenther <rguenther@suse.de>
851 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
854 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
856 * sese.h (create_if_region_on_edge): Remove.
858 * sese.c (create_if_region_on_edge): Make static.
860 * tree-inline.c: Do not include ggc.h.
862 * expr.c: Do not include ggc.h.
864 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
867 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
870 * config/sh/sh.c (find_barrier): Don't emit a constant pool
871 in the middle of insns for casesi_worker_2.
873 2010-04-22 David Edelsohn <edelsohn@gnu.org>
875 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
877 2010-04-22 Ira Rosen <irar@il.ibm.com>
879 PR tree-optimization/43842
880 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
881 loop unrolling in update of exit phis. Fix comment.
882 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
883 least two reduction statements in the loop before starting SLP
886 2010-04-22 Nick Clifton <nickc@redhat.com>
888 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
890 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
892 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
895 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
897 * tree-parloops.c (loop_parallel_p): New argument
898 parloop_obstack. Pass it down.
899 (parallelize_loops): New variable parloop_obstack. Initialize it,
900 pass it down, free it.
902 * tree-loop-linear.c (linear_transform_loops): Pass down
905 * tree-data-ref.h (lambda_compute_access_matrices): New argument
906 of type struct obstack *.
908 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
909 scratch_obstack. Initialize it, pass down, free it.
911 * lambda.h (lambda_loop_new): Remove.
912 (lambda_matrix_new, lambda_matrix_inverse)
913 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
914 argument of type struct obstack *.
916 * lambda-trans.c (lambda_trans_matrix_new): New argument
917 lambda_obstack. Pass it down, use obstack allocation for ret.
918 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
921 * lambda-mat.c (lambda_matrix_get_column)
922 (lambda_matrix_project_to_null): Remove.
923 (lambda_matrix_new): New argument lambda_obstack. Use obstack
925 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
928 * lambda-code.c (lambda_loop_new): New function.
929 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
930 (lambda_compute_auxillary_space, lambda_compute_target_space)
931 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
932 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
933 (build_access_matrix): New argument lambda_obstack. Use obstack
935 (lambda_compute_step_signs, lambda_compute_access_matrices): New
936 argument lambda_obstack. Pass it down.
938 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
940 * optabs.h (expand_widening_mult): Declare.
942 2010-04-22 Richard Guenther <rguenther@suse.de>
944 PR tree-optimization/43845
945 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
946 lookup the CALL_EXPR function and arguments.
948 2010-04-22 Nick Clifton <nickc@redhat.com>
950 * config/stormy16/stormy16.c
951 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
952 * config/stormy16/stormy16.h: Tidy up formatting.
953 (DONT_USE_BUILTIN_SETJMP): Remove definition.
954 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
955 (ineqbranchsi): Delete pattern.
956 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
957 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
958 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
959 stormy16-lib2-ucmpsi2.c.
961 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
963 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
964 df_simulate_find_noclobber_defs as appropriate. Keep track of an
965 extra set merge_set_noclobber, and use it to relax the final test
967 * df.h (df_simulate_find_noclobber_defs): Declare.
968 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
970 (df_simulate_find_noclobber_defs): New function.
972 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/i386.md: Use {} around multi-line preparation statements.
976 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
978 * c-tree.h (push_init_level, pop_init_level, set_init_index)
979 (process_init_element): New argument of type struct obstack *.
981 * c-typeck.c (push_init_level, pop_init_level, set_designator)
982 (set_init_index, set_init_label, set_nonincremental_init)
983 (set_nonincremental_init_from_string, find_init_member)
984 (output_init_element, output_pending_init_elements)
985 (process_init_element): New argument braced_init_obstack. Pass it
987 (push_range_stack, add_pending_init): New argument
988 braced_init_obstack. Use obstack allocation.
990 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
991 braced_init_obstack. Pass it down.
992 (c_parser_braced_init): New variables ret, braced_init_obstack.
993 Initialize obstack, pass it down and finally free it.
995 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
998 * tree-pass.h (pass_optimize_widening_mul): Declare.
999 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1000 gate_optimize_widening_mul): New static functions.
1001 (pass_optimize_widening_mul): New.
1002 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1003 <case MULT_EXPR>: Remove support for widening multiplies.
1004 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1005 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1006 simplify_gen_unary rather than directly building extensions.
1007 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1009 * expmed.c (expand_widening_mult): New function.
1010 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1012 2010-04-21 Jan Hubicka <jh@suse.cz>
1014 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1015 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1016 * lto-wpa-fixup.c: Remove.
1017 * Makefile.in (lto-wpa-fixup.o): Remove.
1018 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1019 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1020 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1022 2010-04-21 Jan Hubicka <jh@suse.cz>
1024 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1025 add write_optimization_summary, read_optimization_summary.
1026 (ipa_write_summaries_of_cgraph_node_set): Remove.
1027 (ipa_write_optimization_summaries): Declare.
1028 (ipa_read_optimization_summaries): Declare.
1029 * ipa-cp.c (pass_ipa_cp): Update.
1030 * ipa-reference.c (pass_ipa_reference): Update.
1031 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1032 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1034 * ipa-inline.c (pass_ipa_inline): Update.
1035 * ipa.c (pass_ipa_whole_program): Update.
1036 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1037 * passes.c (ipa_write_summaries_1): Do not test wpa.
1038 (ipa_write_optimization_summaries_1): New.
1039 (ipa_write_optimization_summaries): New.
1040 (ipa_read_summaries): Do not test ltrans.
1041 (ipa_read_optimization_summaries_1): New.
1042 (ipa_read_optimization_summaries): New.
1044 2010-04-21 Jan Hubicka <jh@suse.cz>
1046 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1048 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1050 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1053 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1054 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1056 2010-04-21 Jan Hubicka <jh@suse.cz>
1058 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1060 2010-04-21 Jan Hubicka <jh@suse.cz>
1062 * varpool.c (decide_is_variable_needed): Variable is always needed
1065 2010-04-21 Jan Hubicka <jh@suse.cz>
1067 * opts.c (decode_options): Enable pure-const pass for whopr.
1069 2010-04-21 Jan Hubicka <jh@suse.cz>
1071 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1072 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1074 (cgraph_decide_inlining): Do not expect callee to be removed in all
1077 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1079 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1081 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1083 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1084 amdfam10_decode attributes.
1086 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1089 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1090 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1091 (lower_copyprivate_clauses): Use private var in outer
1092 context instead of original var. Make sure the types
1093 are correct for VLAs.
1095 2010-04-21 Richard Guenther <rguenther@suse.de>
1097 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1098 to non-pointer objects.
1100 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1102 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1103 last chain entry if it starts with the still current label.
1104 (add_location_or_const_value_attribute): Check that
1105 loc_list->first->next is NULL instead of comparing ->first with ->last.
1106 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1107 to add_var_loc_to_decl.
1109 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1110 >= 4 add also address size and segment size fields into CIE header.
1112 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1113 long as address size is the same as sizeof (void *) and
1115 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1116 address size or segment size is unexpected, return DW_EH_PE_omit.
1117 (classify_object_over_fdes): If get_cie_encoding returned
1118 DW_EH_PE_omit, return -1.
1119 (init_object): If classify_object_over_fdes returned -1,
1120 pretend there were no FDEs at all.
1122 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1124 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1125 bswap{si,di}2 using SWI48 mode iterator.
1126 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1127 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1128 set modrm attribute of bswap insn to 0 and remove length attribute.
1129 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1130 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1131 set mode attribute to <MODE> and remove length attribute.
1133 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1135 PR rtl-optimization/43520
1136 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1137 zero available registers.
1139 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1141 * builtins.c (fold_builtin_cproj): Fold more cases.
1143 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1145 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1146 (fold_builtin_1): Fold builtin cproj.
1147 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1148 Use ATTR_CONST_NOTHROW_LIST.
1150 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1152 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1153 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1154 ffsi2_no_cmove for !TARGET_CMOVE.
1155 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1156 (ffssi2): Remove expander.
1157 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1159 (ctz<mode>2): Ditto from ctz{si,di}2.
1160 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1162 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1165 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1167 * dwarf2out.c (AT_linkage_name): Define.
1168 (clone_as_declaration): Handle DW_AT_linkage_name.
1169 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1170 of DW_AT_MIPS_linkage_name.
1171 (move_linkage_attr): Likewise.
1172 (dwarf2out_finish): Likewise.
1174 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1177 * fold-const.c (fold_comparison): New folding rule.
1179 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1181 * double-int.h (double_int_setbit): Declare.
1182 * double-int.c (double_int_setbit): New function.
1183 * rtl.h (immed_double_int_const): Declare.
1184 * emit-rtl.c (immed_double_int_const): New function.
1185 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1186 and immed_double_int_const functions.
1187 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1188 expand_copysign_bit): (Ditto.).
1189 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1190 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1191 * dojump.c (prefer_and_bit_test): (Ditto.).
1192 * expr.c (convert_modes, reduce_to_bit_field_precision,
1193 const_vector_from_tree): (Ditto.).
1194 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1196 2010-04-20 Jan Hubicka <jh@suse.cz>
1198 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1199 (dump_cgraph_node): Dump new flags.
1200 * cgraph.h (struct cgraph_node): Add flags
1201 reachable_from_other_partition and in_other_partition.
1202 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1203 other partition can not be removed.
1204 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1205 the other partition must be output; silence sanity checking on
1206 leaking functions bodies from other paritition.
1207 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1208 (lto_output_node): Output new flags; do not sanity check that inline
1209 clones are output; drop lto_forced_extern_inline_p code; do not mock
1210 visibility flags at partition boundaries.
1211 (add_node_to): New function.
1212 (output_cgraph): Use it to sort functions so masters appear before
1214 (input_overwrite_node): Input new flags.
1215 * passes.c (ipa_write_summaries): Do not call
1216 lto_new_extern_inline_states.
1217 * lto-section-out.c (forced_extern_inline,
1218 lto_new_extern_inline_states lto_delete_extern_inline_states,
1219 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1220 * lto-streamer.h (lto_new_extern_inline_states,
1221 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1222 lto_forced_extern_inline_p): Kill.
1224 2010-04-20 Richard Guenther <rguenther@suse.de>
1226 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1227 from vars that can have pointers.
1228 (process_constraint): Dump useless constraints.
1230 2010-04-20 Richard Guenther <rguenther@suse.de>
1232 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1233 (dump_sa_points_to_info): Remove asserts.
1234 (init_base_vars): nothing_id isn't an escape point nor does it
1237 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1239 * tree.h (TYPE_REF_IS_RVALUE): Define.
1240 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1241 should_move_die_to_comdat, prune_unused_types_walk): Handle
1242 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1243 (modified_type_die, gen_reference_type_die): Emit
1244 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1245 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1247 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1250 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1251 calls for -fpic -m31 if they have been sibcall optimized.
1253 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1255 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1256 ar.lc fixed and call-used.
1258 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1260 2010-04-19 Jan Hubicka <jh@suse.cz>
1262 * opts.c (decode_options): Disable whpr incompatible passes.
1263 * lto/lto.c (lto_1_to_1_map): Skip clones.
1264 (read_cgraph_and_symbols): Do not mark everything as needed.
1265 (do_whole_program_analysis): Do map only after optimizing;
1266 set proper cgraph_state; use passmanager.
1268 2010-04-19 DJ Delorie <dj@redhat.com>
1270 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1271 POINTER_PLUS_EXPR and fix them.
1273 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1275 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1276 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1277 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1278 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1279 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1280 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1281 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1282 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1283 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1284 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1285 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1287 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1289 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1290 (check_cond_move_block): Likewise.
1291 (cond_move_process_if_block): Likewise.
1292 (noce_find_if_block): Improve formatting.
1293 (find_if_header): Pass 0 to memset and tweak conditions.
1294 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1296 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1298 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1302 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1303 with non-local decl doesn't need chain.
1305 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1307 * ira-color.c (allocno_reload_assign): Avoid accumulating
1308 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1310 2010-04-19 Martin Jambor <mjambor@suse.cz>
1312 * gimple.h (create_tmp_reg): Declare.
1313 * gimplify.c (create_tmp_reg): New function.
1314 (gimplify_return_expr): Use create_tmp_reg.
1315 (gimplify_omp_atomic): Likewise.
1316 (gimple_regimplify_operands): Likewise.
1317 * tree-dfa.c (make_rename_temp): Likewise.
1318 * tree-predcom.c (predcom_tmp_var): Likewise.
1319 (reassociate_to_the_same_stmt): Likewise.
1320 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1321 (get_replaced_param_substitute): Likewise.
1322 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1323 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1324 * tree-ssa-pre.c (get_representative_for): Likewise.
1325 (create_expression_by_pieces): Likewise.
1326 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1327 (create_tailcall_accumulator): Likewise.
1329 2010-04-19 Martin Jambor <mjambor@suse.cz>
1331 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1333 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1335 2010-04-19 Richard Guenther <rguenther@suse.de>
1337 PR tree-optimization/43796
1338 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1339 from SCEV in the lattice.
1340 (vrp_visit_phi_node): Dump change.
1342 2010-04-19 Richard Guenther <rguenther@suse.de>
1344 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1345 * configure: Re-generated.
1347 2010-04-19 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/43783
1350 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1351 constant ARRAY_REF operands two and three if possible.
1353 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1358 2010-04-19 Jie Zhang <jie@codesourcery.com>
1361 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1363 2010-04-19 Ira Rosen <irar@il.ibm.com>
1365 PR tree-optimization/37027
1366 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1367 and macro to access it.
1368 (vectorizable_reduction): Add argument.
1369 (vect_get_slp_defs): Likewise.
1370 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1371 statements for possible use in SLP.
1372 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1373 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1374 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1376 (vectorizable_reduction): Likewise.
1377 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1379 (vectorizable_type_demotion, vectorizable_type_promotion,
1380 vectorizable_store): Likewise.
1381 (vect_analyze_stmt): Update call to vectorizable_reduction.
1382 (vect_transform_stmt): Likewise.
1383 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1384 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1385 from different interleaving chains in same node.
1386 (vect_slp_rearrange_stmts): New function.
1387 (vect_supported_load_permutation_p): Allow load permutations for
1388 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1389 inside SLP nodes if necessary.
1390 (vect_analyze_slp_instance): Handle reductions.
1391 (vect_analyze_slp): Try to build SLP instances originating from groups
1393 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1394 (vect_get_constant_vectors): Create initial vectors for reductions
1395 according to reduction code. Add new argument.
1396 (vect_get_slp_defs): Add new argument, pass it to
1397 vect_get_constant_vectors.
1398 (vect_schedule_slp_instance): Remove SLP tree root statements.
1400 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1402 * tree.h (ENUM_IS_SCOPED): Define.
1403 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1404 for ENUM_IS_SCOPED enums.
1406 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1408 * fold-const.c (fold_comparison): Use ssizetype.
1409 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1410 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1411 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1412 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1414 * tree.h (initialize_sizetypes): Remove parameter.
1415 (build_common_tree_nodes): Remove second parameter.
1416 * stor-layout.c (initialize_sizetypes): Remove parameter.
1417 Always create an unsigned type.
1418 (set_sizetype): Assert that the passed type is unsigned and simplify.
1419 * tree.c (build_common_tree_nodes): Remove second parameter.
1420 Adjust call to initialize_sizetypes.
1421 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1422 build_common_tree_nodes.
1424 2010-04-18 Matthias Klose <doko@ubuntu.com>
1426 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1428 2010-04-18 Ira Rosen <irar@il.ibm.com>
1430 PR tree-optimization/43771
1431 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1432 load permutation doesn't have gaps.
1434 2010-04-18 Jan Hubicka <jh@suse.cz>
1436 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1437 (sse_prologue_save_insn expander): Use new pattern.
1438 (sse_prologue_save_insn1): New pattern and splitter.
1439 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1441 * i386.c (setup_incoming_varargs_64): Do not compute jump
1443 (ix86_gimplify_va_arg): Update alignment needed.
1444 (ix86_local_alignment): Do not align all local arrays to 128bit.
1446 2010-04-17 Jan Hubicka <jh@suse.cz>
1448 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1450 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1452 * arm.md (negdi2): Remove redundant code to force values into a
1455 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1457 * arm/bpabi.S: Add EABI alignment attributes to objects.
1458 * arm/bpabi-v6m.S: Likewise.
1459 * arm/crti.asm: Likewise.
1460 * arm/crtn.asm: Likewise.
1461 * arm/lib1funcs.asm: Likewise.
1462 * arm/libunwind.S: Likewise.
1464 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1466 * arm-protos.h (tune_params): New structure.
1467 * arm.c (current_tune): New variable.
1468 (arm_constant_limit): Delete.
1469 (struct processors): Add pointer to the tune parameters.
1470 (arm_slowmul_tune): New tuning option.
1471 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1472 (all_cores): Adjust to pick up the tuning model.
1473 (arm_constant_limit): New function.
1474 (arm_override_options): Select the appropriate tuning model. Delete
1475 initialization of arm_const_limit.
1476 (arm_split_constant): Use the new constant-limit model.
1477 (arm_rtx_costs): Pick up the current tuning model.
1478 * arm.md (is_strongarm, is_xscale): Delete.
1479 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1480 for Xscale variant architectures.
1481 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1483 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1485 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1487 (arm_rtx_costs_1): Remove unused variable extra_cost.
1488 (arm_unwind_emit_set): Use variable offset.
1489 (thumb1_output_casesi): Remove unused variable flags.
1491 2010-04-16 Jeff Law <law@redhat.com>
1493 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1494 needing assignment rather than doing a two-phase assignment. Remove
1495 unused variable 'm'.
1497 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1500 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1502 2010-04-16 Doug Kwan <dougkwan@google.com>
1504 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1505 (next_operand_entry_id): New static variable.
1506 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1507 (add_to_ops_vec): Assigned unique ID to operand entry.
1508 (struct oecount_s): New field ID.
1509 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1510 (undistribute_ops_list): Assign unique IDs to oecounts.
1511 (init_reassoc): reset next_operand_entry_id.
1513 2010-04-16 Doug Kwan <dougkwan@google.com>
1515 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1516 missing left parenthesis.
1518 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1521 *btdi_rex64 using SWI48 mode iterator.
1522 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1523 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1524 *jcc_btdi_mask_rex64.
1526 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1528 * double-int.h (tree_to_double_int): Convert to macro.
1529 * double-int.c (tree_to_double_int): Remove.
1531 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1534 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1535 with want_address 2 and in case a single element list might be
1536 possible, call it again with want_address 0.
1538 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1540 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1541 case 'W' print operands for HI mode.
1542 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1543 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1544 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1545 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1547 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1549 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1550 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1551 #xx:3 and #xx:4 mode.
1553 * config/h8300/h8300.md (inverted load with HImode dest): Add
1554 support for H8300SX.
1556 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1557 satisfy 'U' constraint.
1559 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1561 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1562 * configure: Regenerate.
1563 * config.in: Regenerate.
1564 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1567 2010-04-16 Richard Guenther <rguenther@suse.de>
1569 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1570 (struct tree_decl_common): ... here.
1571 (DECL_PT_UID): Adjust.
1572 (SET_DECL_PT_UID): Likewise.
1573 (DECL_PT_UID_SET_P): Likewise.
1575 2010-04-16 Richard Guenther <rguenther@suse.de>
1577 PR tree-optimization/43572
1578 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1579 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1580 * tree-flow.h (is_call_clobbered): Remove.
1581 * tree-flow-inline.h (is_call_clobbered): Likewise.
1582 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1583 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1584 (execute_return_slot_opt): Adjust.
1585 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1586 check for call clobbered vars here.
1587 (find_tail_calls): Move tailcall verification to the
1590 2010-04-16 Diego Novillo <dnovillo@google.com>
1592 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1594 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1597 * config/arm/arm.md (cbranchqi4): New pattern.
1598 * config/arm/predicates.md (const0_operand,
1599 cbranchqi4_comparison_operator): New predicates.
1601 2010-04-16 Richard Guenther <rguenther@suse.de>
1603 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1604 (dump_gimple_stmt): Likewise.
1606 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1608 * recog.h (struct recog_data): New field is_operator.
1609 (struct insn_operand_data): New field is_operator.
1610 * recog.c (extract_insn): Set recog_data.is_operator.
1611 * genoutput.c (output_operand_data): Emit code to set the
1613 * reload.c (find_reloads): Use it rather than testing for an
1614 empty constraint string.
1617 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1618 If the previous insn is a cbranchsi4_insn with the same arguments,
1619 omit the compare instruction.
1621 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1622 register, inputs must be low registers and we need a low register
1623 scratch. Handle alternative 2 like alternative 3.
1625 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1627 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1628 don't call get_addr on both. If one expression is a VALUE and
1629 the other a REG, check VALUE's locs if the REG isn't among them.
1631 2010-04-16 Christian Bruel <christian.bruel@st.com>
1633 * config/sh/sh.h (sh_frame_pointer_required): New function.
1634 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1635 (flag_omit_frame_pointer) Set.
1636 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1637 (rounded_frame_size): Adjust size with outgoing_args_size.
1638 (sh_set_return_address): Must return from stack pointer.
1639 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1640 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1641 (ACCUMULATE_OUTGOING_ARGS): Define.
1642 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1643 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1645 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1648 * config/sh/sh.c (sh_legitimize_reload_address): Use
1649 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1650 Remove a unneeded check for offset_base.
1652 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1654 * configure: Regenerated.
1656 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1658 * config/s390/s390.c (s390_call_save_register_used): Switch back
1659 to HARD_REGNO_NREGS.
1661 2010-04-15 Richard Guenther <rguenther@suse.de>
1663 * alias.c (alias_set_subset_of): Handle alias-set zero
1666 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1667 Julian Brown <julian@codesourcery.com>
1669 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1670 alternatives according to use of high and low regs.
1671 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1672 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1673 optimizing for size on Thumb-2.
1675 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1677 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1679 2010-04-15 Richard Guenther <rguenther@suse.de>
1681 * tree-ssa-structalias.c (struct variable_info): Add
1683 (new_var_info): Initialize it.
1684 (dump_constraints): Support printing last added constraints.
1685 (debug_constraints): Adjust.
1686 (dump_constraint_graph): Likewise.
1687 (make_heapvar_for): Check for NULL cfun.
1688 (get_function_part_constraint): New function.
1689 (get_fi_for_callee): Likewise.
1690 (find_func_aliases): Properly implement IPA PTA constraints.
1691 (process_ipa_clobber): New function.
1692 (find_func_clobbers): Likewise.
1693 (insert_into_field_list_sorted): Remove.
1694 (create_function_info_for): Properly allocate vars for IPA mode.
1695 Do not use insert_into_field_list_sorted.
1696 (create_variable_info_for): Properly generate constraints for
1697 global vars in IPA mode.
1698 (dump_solution_for_var): Always dump the solution.
1699 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1700 (find_what_var_points_to): Adjust.
1701 (pt_solution_set): Change.
1702 (pt_solution_ior_into): New function.
1703 (pt_solution_empty_p): Export.
1704 (pt_solution_includes_global): Adjust.
1705 (pt_solution_includes_1): Likewise.
1706 (pt_solutions_intersect_1): Likewise.
1707 (dump_sa_points_to_info): Check some invariants.
1708 (solve_constraints): Move constraint dumping ...
1709 (compute_points_to_sets): ... here.
1710 (ipa_pta_execute): ... and here.
1711 (compute_may_aliases): Do not re-compute points-to info
1712 locally if IPA info is available.
1713 (ipa_escaped_pt): New global var.
1714 (ipa_pta_execute): Properly implement IPA PTA.
1715 * tree-into-ssa.c (dump_decl_set): Support dumping
1716 decls not in referenced-vars.
1717 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1718 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1719 (dump_points_to_solution): Likewise.
1720 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1721 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1722 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1723 (copy_decl_to_var): Copy DECL_PT_UID.
1724 (copy_result_decl_to_var): Likewise.
1725 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1726 (copy_node_stat): Copy it.
1727 * tree.h (DECL_PT_UID): New macro.
1728 (SET_DECL_PT_UID): Likewise.
1729 (DECL_PT_UID_SET_P): Likewise.
1730 (struct tree_decl_minimal): Add pt_uid member.
1731 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1732 (pt_solution_empty_p): Declare.
1733 (pt_solution_set): Adjust.
1734 (ipa_escaped_pt): Declare.
1735 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1736 * gimple-pretty-print.c (pp_points_to_solution): New function.
1737 (dump_gimple_call): Dump call clobber/use information.
1738 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1739 * tree-pass.h (TDF_ALIAS): New dump option.
1740 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1741 * doc/invoke.texi (-fipa-pta): Update documentation.
1743 2010-04-15 Richard Guenther <rguenther@suse.de>
1745 * Makefile.in (OBJS-common): Add gimple-fold.o.
1746 (gimple-fold.o): New rule.
1747 * tree.h (maybe_fold_offset_to_reference,
1748 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1750 * gimple.h: ... here.
1751 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1752 may_propagate_address_into_dereference): Move prototypes ...
1753 * gimple.h: ... here.
1754 * tree-ssa-ccp.c (get_symbol_constant_value,
1755 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1756 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1757 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1758 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1759 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1760 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1761 gimplify_and_update_call_from_tree): Move ...
1762 * gimple-fold.c: ... here. New file.
1763 (ccp_fold_builtin): Rename to ...
1764 (gimple_fold_builtin): ... this.
1765 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1767 2010-04-15 Richard Guenther <rguenther@suse.de>
1769 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1770 fit_double_type, force_fit_type_double, add_double_with_sign,
1771 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1772 lrotate_double, rrotate_double, div_and_round_double): Move ...
1773 * double-int.c: ... here.
1774 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1775 add_double, neg_double, mul_double_with_sign, mul_double,
1776 lshift_double, rshift_double, lrotate_double, rrotate_double,
1777 div_and_round_double): Move prototypes ...
1778 * double-int.h: ... here.
1780 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1783 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1784 matching constraints to ensure inputs match the output.
1786 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1789 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1790 in an input-only operand.
1792 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1794 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1795 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1796 (double_int_negative_p): Convert to static inline function.
1797 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1798 (double_int_negative_p): Remove.
1799 * tree.h (lshift_double, rshift_double):
1800 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1801 * fold-const.c (fold_convert_const_int_from_real,
1802 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1803 (lshift_double): Change type of arith argument to bool.
1804 (rshift_double): Change type of arith argument to bool. Correct
1806 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1808 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1811 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1812 at the start and end of the then/else blocks, and omit them from the
1814 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1815 argument; all callers changed. Pass zero to old_insns_match_p instead.
1816 (flow_find_head_matching_sequence): New function.
1817 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1818 * basic-block.h (flow_find_cross_jump,
1819 flow_find_head_matching_sequence): Declare functions.
1821 2010-04-14 Jason Merrill <jason@redhat.com>
1824 * c-common.c (attribute_takes_identifier_p): New fn.
1825 * c-common.h: Declare it.
1827 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1829 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1831 (*udivmod<mode>4): Ditto.
1833 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1835 * config/i386/i386.md (maxmin_int): Rename code attribute from
1836 maxminiprefix and update all users.
1837 (maxmin_float): Ditto from maxminfprefix.
1838 (logic): Ditto from logicprefix.
1839 (absneg_mnemonic): Ditto from absnegprefix.
1840 * config/i386/mmx.md: Update all users of maxminiprefix,
1841 maxminfprefix and logicprefix for rename.
1842 * config/i386/sse.md: Ditto.
1843 * config/i386/sync.md (sync_<code><mode>): Update for
1846 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1849 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1850 warnings converted to errors.
1852 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1854 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1855 used insn_type variable.
1856 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1857 to avoid set-but-not-used warning.
1859 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1861 * df-core.c (df_ref_debug): Change format string placeholder
1863 * dwarf2asm.c (dw2_asm_output_data_raw,
1864 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1865 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1866 * dwarf2out.c (output_cfi, output_cfi_directive,
1867 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1868 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1870 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1871 * print-rtl.c (print_rtx): Ditto.
1873 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1876 * builtins.c (expand_builtin_pow_root): New function to expand pow
1877 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1878 series of sqrt and cbrt calls under -ffast-math.
1879 (expand_builtin_pow): Call it.
1881 2010-04-14 Michael Matz <matz@suse.de>
1883 PR tree-optimization/42963
1884 * tree-cfg.c (touched_switch_bbs): New static variable.
1885 (group_case_labels_stmt): New function broken out from ...
1886 (group_case_labels): ... here, use the above.
1887 (start_recording_case_labels): Allocate touched_switch_bbs.
1888 (end_recording_case_labels): Deallocate it, call
1889 group_case_labels_stmt.
1890 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1892 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1894 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1897 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1899 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1901 2010-04-13 Jan Hubicka <jh@suse.cz>
1903 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1904 of optimized out static functions.
1905 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1906 cost computation. Also sanity check for overflows.
1907 (update_caller_keys): Update cgraph_edge_badness call; properly
1908 update fibheap and sanity check that it is up to date.
1909 (add_new_edges_to_heap): Update cgraph_edge_badness.
1910 (cgraph_decide_inlining_of_small_function): Likewise;
1911 add sanity checking that badness in heap is up to date;
1912 improve dumping of reason; Update badness of calls to the
1913 offline copy of function currently inlined; dump badness
1914 of functions not inlined because of unit growth limits.
1916 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1919 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1920 because of sign-extension change when converting to sizetype here...
1921 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1923 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1924 the folding to constants. Remove redundant final conversion.
1925 (fold_binary) <associate>: Do not associate if the re-association of
1926 constants alone overflows.
1927 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1928 to the end of the list.
1929 (multiple_of_p) <COND_EXPR>: New case.
1931 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1933 * opt-functions.awk (opt_sanitized_name): New.
1935 * optc-gen.awk: Use it
1936 * opth-gen.awk: Use it.
1938 2010-04-13 Martin Jambor <mjambor@suse.cz>
1940 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1941 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1942 children. Call replace_uses_with_default_def_ssa_name to handle
1945 2010-04-13 Michael Matz <matz@suse.de>
1948 * builtins.c (expand_builtin_interclass_mathfn): Also create
1949 a register if the predicate doesn't match.
1951 2010-04-13 Diego Novillo <dnovillo@google.com>
1953 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1954 * c-pch.c: Include timevar.h.
1955 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1956 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1957 * ggc-common.c: Include timevar.h.
1958 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1959 * timevar.def (TV_PCH_SAVE): Define.
1960 (TV_PCH_CPP_SAVE): Define.
1961 (TV_PCH_PTR_REALLOC): Define.
1962 (TV_PCH_PTR_SORT): Define.
1963 (TV_PCH_RESTORE): Define.
1964 (TV_PCH_CPP_RESTORE): Define.
1966 2010-04-13 Michael Matz <matz@suse.de>
1968 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1970 (can_reassociate_p): New function.
1971 (break_up_subtract_bb, reassociate_bb): Use it.
1973 2010-04-13 Richard Guenther <rguenther@suse.de>
1976 * builtins.c (c_readstr): Fix assert.
1978 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1980 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1981 when generating cltd insn.
1983 (*ashl<mode>3_1): Remove special handling for register operand 2.
1984 (*ashlsi3_1_zext): Ditto.
1985 (*ashlhi3_1): Ditto.
1986 (*ashlhi3_1_lea): Ditto.
1987 (*ashlqi3_1): Ditto.
1988 (*ashlqi3_1_lea): Ditto.
1989 (*<shiftrt_insn><mode>3_1): Ditto.
1990 (*<shiftrt_insn>si3_1_zext): Ditto.
1991 (*<shiftrt_insn>qi3_1_slp): Ditto.
1992 (*<rotate_insn><mode>3_1): Ditto.
1993 (*<rotate_insn>si3_1_zext): Ditto.
1994 (*<rotate_insn>qi3_1_slp): Ditto.
1996 2010-04-13 Richard Guenther <rguenther@suse.de>
1998 * tree-ssa-structalias.c (callused_id): Remove.
1999 (call_stmt_vars): New.
2000 (get_call_vi): Likewise.
2001 (lookup_call_use_vi): Likewise.
2002 (lookup_call_clobber_vi): Likewise.
2003 (get_call_use_vi): Likewise.
2004 (get_call_clobber_vi): Likewise.
2005 (make_transitive_closure_constraints): Likewise.
2006 (handle_const_call): Adjust to do per-call call-used handling.
2007 (handle_pure_call): Likewise.
2008 (find_what_var_points_to): Remove general callused handling.
2009 (init_base_vars): Likewise.
2010 (init_alias_vars): Initialize call_stmt_vars.
2011 (compute_points_to_sets): Process call-used and call-clobbered
2012 vars for call statements.
2013 (delete_points_to_sets): Free call_stmt_vars.
2015 2010-04-13 Richard Guenther <rguenther@suse.de>
2017 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2018 Only add RW dependence for dependence distance zero.
2019 Adjust maximal vectorization factor according to dependences.
2020 Move alignment handling ...
2021 (vect_find_same_alignment_drs): ... here. New function.
2022 (vect_analyze_data_ref_dependences): Adjust.
2023 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2024 (vect_analyze_data_refs): Adjust minimal vectorization factor
2025 according to data references.
2026 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2027 dependences before determining the vectorization factor.
2028 Analyze alignment after determining the vectorization factor.
2029 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2030 dependences before alignment.
2031 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2033 (vect_analyze_data_refs): Likewise.
2034 (MAX_VECTORIZATION_FACTOR): New define.
2036 2010-04-13 Duncan Sands <baldrick@free.fr>
2038 * except.h (lang_eh_type_covers): Remove.
2039 * except.c (lang_eh_type_covers): Likewise.
2041 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2042 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2044 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2045 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2046 UNITS_PER_LONG where it is ABI relevant.
2047 (s390_return_addr_rtx): Likewise.
2048 (s390_back_chain_rtx): Likewise.
2049 (s390_frame_area): Likewise.
2050 (s390_frame_info): Likewise.
2051 (s390_initial_elimination_offset): Likewise.
2052 (save_gprs): Likewise.
2053 (s390_emit_prologue): Likewise.
2054 (s390_emit_epilogue): Likewise.
2055 (s390_function_arg_advance): Likewise.
2056 (s390_function_arg): Likewise.
2057 (s390_va_start): Likewise.
2058 (s390_gimplify_va_arg): Likewise.
2059 (s390_function_profiler): Likewise.
2060 (s390_optimize_prologue): Likewise.
2061 (s390_rtx_costs): Likewise.
2062 (s390_secondary_reload): Likewise.
2063 (s390_promote_function_mode): Likewise.
2064 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2065 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2066 registers available.
2067 (s390_unwind_word_mode): New function.
2068 (s390_function_value): Split 64 bit values into register pair if
2069 used as return value.
2070 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2071 function call parameters. Handle parallels.
2072 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2073 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2074 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2075 (s390_expand_setmem): Remove unused variable src_addr.
2076 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2077 deal with 64 bit registers.
2078 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2079 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2080 (UNITS_PER_LONG): New macro.
2081 * libjava/include/s390-signal.h: Define extended ucontext
2082 structure containing the upper halfs of the 64 bit registers.
2084 2010-04-13 Simon Baldwin <simonb@google.com>
2086 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2088 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2090 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2091 rvalue on the RHS if the LHS is of a non-renamable type.
2092 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2094 2010-04-13 Matthias Klose <doko@ubuntu.com>
2096 * gcc.c (cc1_options): Handle -iplugindir before processing
2097 the cc1 spec. Only add -iplugindir once.
2098 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2100 * common.opt (iplugindir): Remove `Separate' property, initialize.
2101 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2103 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2104 (distclean): Remove plugin dir.
2105 * doc/invoke.texi: Document -iplugindir.
2107 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2109 * doc/plugins.texi (Loading Plugins): Document short
2110 -fplugin=foo option.
2111 (Plugin API): Mention default_plugin_dir_name function.
2113 * gcc.c (find_file_spec_function): Add new declaration.
2114 (static_spec_func): Use it for "find-file".
2115 (find_file_spec_function): Add new function.
2116 (cc1_options): Add -iplugindir option if -fplugin* options found.
2118 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2120 * plugin.c (add_new_plugin): Updated comment, and handle short
2122 (default_plugin_dir_name): Added new function.
2124 * common.opt (iplugindir): New option to set the plugin directory.
2126 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2128 * config/i386/i386.md (any_rotate): New code iterator.
2129 (rotate_insn): New code attribute.
2131 (SWIM124): New mode iterator.
2132 (<rotate_insn>ti3): New expander.
2133 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2134 any_rotate code iterator.
2135 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2136 using any_rotate code iterator and SWIM124 mode iterator.
2137 (ix86_rotlti3): New insn_and_split pattern.
2138 (ix86_rotrti3): Ditto.
2139 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2140 ix86_rotl{di,ti}3 patterns.
2141 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2142 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2143 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2144 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2145 code iterator and SWI mode iterator.
2146 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2147 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2149 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2150 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2151 (bswap rotatert splitter): Add splitter.
2152 (bswap splitter): Macroize splitter using any_rotate code iterator.
2153 Add insn predicate to split only for TARGET_USE_XCHGB or when
2154 optimizing function for size.
2156 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2158 * config/pa/pa.c (emit_move_sequence): Remove use of
2159 deleted variable flag_argument_noalias.
2161 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2163 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2165 Add to unsupported targets list.
2166 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2167 sparc*-sun-solaris2.[567]* from target lists.
2168 * configure: Regenerate.
2169 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2171 Remove Solaris 7 patch references.
2172 (Specific, sparc-sun-solaris2.7): Removed.
2173 (sparc-sun-solaris2*): Update Solaris 7 example.
2174 (sparc64-*-solaris2*): Likewise.
2176 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2178 * config.build (alpha*-dec-osf4*): Remove.
2179 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2180 of obsolete configurations.
2181 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2183 * config/alpha/t-osf4: Renamed to ...
2184 * config/alpha/t-osf5: ... this.
2185 * config/alpha/osf.h: Renamed to ...
2186 * config/alpha/osf5.h: ... this.
2187 Merged old osf5.h contents.
2189 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2190 (EXTRA_SPECS): Removed.
2191 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2192 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2195 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2197 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2199 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2202 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2203 __thiscall convention.
2205 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2207 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2209 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2211 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2213 * function.c (assign_parms_initialize_all): Add unused attribute
2216 2010-04-12 Richard Guenther <rguenther@suse.de>
2218 * gsstruct.def (GSS_CALL): New.
2219 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2220 * gimple.h: Include tree-ssa-alias.h.
2221 (struct gimple_statement_call): New.
2222 (union gimple_statement_struct_d): Add gimple_call member.
2223 (gimple_call_reset_alias_info): Declare.
2224 (gimple_call_use_set): New function.
2225 (gimple_call_clobber_set): Likewise.
2226 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2227 * gimple.c (gimple_call_reset_alias_info): New function.
2228 (gimple_build_call_1): Call it.
2229 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2230 * tree-inline.c (remap_gimple_stmt): Likewise.
2231 (expand_call_inline): Remove callused handling.
2232 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2233 * tree-dfa.c (dump_variable): Likewise.
2234 * tree-parloops.c (parallelize_loops): Likewise.
2235 * tree-ssa.c (init_tree_ssa): Likewise.
2236 (delete_tree_ssa): Likewise.
2237 * tree-flow-inline.h (is_call_used): Remove.
2238 * tree-flow.h (struct gimple_df): Remove callused member.
2239 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2240 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2241 (ref_maybe_used_by_call_p_1): Simplify.
2242 (call_may_clobber_ref_p_1): Likewise.
2243 * tree-ssa-structalias.c (compute_points_to_sets): Set
2244 the call stmt used and clobbered sets.
2245 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2246 (find_tail_calls): Verify the tail call.
2248 2010-04-12 Richard Guenther <rguenther@suse.de>
2250 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2251 single-iteration always-inline inlining.
2252 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2253 (cgraph_decide_inlining): Do not handle always-inline specially.
2254 (try_inline): Remove always-inline cycle detection special case.
2255 Do not recurse on always-inlines.
2256 (cgraph_early_inlining): Do not iterate if not optimizing.
2257 (cgraph_gate_early_inlining): remove.
2258 (pass_early_inline): Run unconditionally.
2259 (gate_cgraph_decide_inlining): New function.
2260 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2261 not inlining or optimizing.
2262 (cgraph_decide_inlining_of_small_functions): Also consider
2263 always-inline functions.
2264 (cgraph_default_inline_p): Return true for nodes which should
2265 disregard inline limits.
2266 (estimate_function_body_sizes): Assume zero size and time for
2267 nodes which are marked as disregarding inline limits.
2268 (cgraph_decide_recursive_inlining): Do not perform recursive
2269 inlining on always-inline nodes.
2271 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2274 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2275 for exprs satisfying handled_component_p.
2277 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2279 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2280 non-constant aggregate elements.
2282 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2283 is a real initialization.
2285 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2288 * c-decl.c (start_function): Move forward check for nested function.
2290 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2292 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2293 * config/sh/sh.c: Include reload.h.
2294 (sh_legitimize_reload_address): New.
2295 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2296 sh_legitimize_reload_address.
2298 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2300 * config/sh/sh.md (*movqi_pop): New insn pattern.
2301 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2303 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2305 * config/i386/i386.md (any_shiftrt): New code iterator.
2306 (shiftrt_insn): New code attribute.
2308 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2309 using any_shiftrt code iterator.
2310 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2311 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2312 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2313 pattern from corresponding peephole2 patterns.
2314 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2315 using any_shiftrt code iterator.
2316 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2317 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2318 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2319 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2320 *{ashr,lshr}<mode>3_cmp_zext.
2321 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2323 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2325 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2327 (*lshr<mode>3_cconly): Ditto.
2329 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2331 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2332 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2333 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2334 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2336 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2337 from corresponding peephole2 patterns.
2338 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2339 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2340 and *lshrdi3_1_rex64 using SWI mode iterator.
2341 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2342 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2343 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2344 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2345 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2346 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2347 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2348 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2349 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2352 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2354 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2355 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2356 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2357 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2359 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2360 from corresponding peephole2 patterns.
2361 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2362 (ashrsi3_cvt): Rename from ashrsi3_31.
2363 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2364 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2365 and x86_64_shift_adj_3 using SWI48 mode iterator.
2366 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2367 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2368 and *ashrdi3_1_rex64 using SWI mode iterator.
2369 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2370 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2371 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2372 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2373 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2374 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2375 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2376 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2377 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2379 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2380 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2381 x86_shift<mode>_adj_3 expanders.
2383 2010-04-10 Wei Guozhi <carrot@google.com>
2386 * config/arm/arm.c (arm_pic_static_addr): New function.
2387 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2389 (arm_output_addr_const_extra): Output expression for new pattern.
2390 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2392 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2394 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2397 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2398 * web.c: Include "insn-config.h" and "recog.h".
2399 (union_match_dups): New function.
2400 (web_main): Call it.
2401 (union_defs): Don't try to recognize match_dups.
2403 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2404 if doing so would replace the entire pattern.
2406 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2410 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2411 and splitter pattern. Change splitter operand 1 predicate to
2414 2010-04-09 Martin Jambor <mjambor@suse.cz>
2416 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2417 lattices are addresses of CONST_DECLs with the same initial value.
2418 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2419 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2421 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2422 Bernd Schmidt <bernds@codesourcery.com>
2424 * loop-invariant.c (replace_uses): New static function.
2425 (move_invariant_reg): Use it to ensure we can replace the uses.
2427 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2429 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2431 (picochip_override_options): Enable section anchors only above -O1.
2432 (picochip_reorg): Fixed a couple of build warnings.
2434 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2436 * configure.ac (plugin -rdynamic test): Log result.
2437 * configure: Regenerate.
2438 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2439 (RDYNAMIC_SPEC): Define.
2440 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2442 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2444 * configure.ac: Determine Sun ld version numbers.
2445 (comdat_group): Restrict GNU ld version checks to gld.
2446 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2447 (enable_comdat): Support --enable-comdat.
2448 * configure: Regenerate.
2449 * doc/install.texi (Configuration): Document --enable-comdat.
2451 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2453 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2454 * config/sol2-gld.h: ... here.
2455 * config.gcc (sparc*-*-solaris2*): Reflect this.
2456 (i[34567]86-*-solaris2*): Use it.
2458 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2460 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2462 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2464 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2467 * diagnostic.c (diagnostic_initialize): Initialize
2468 some_warnings_are_errors.
2469 (diagnostic_finish): New.
2470 (diagnostic_action_after_output): Call it before exiting.
2471 (diagnostic_report_diagnostic): Do not print message here. Set
2472 some_warnings_are_errors.
2473 * diagnostic.h (diagnostic_context): Delete
2474 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2475 (diagnostic_finish): Declare.
2476 * toplev.c (toplev_main): Call it before exit.
2478 2010-04-09 Jason Merrill <jason@redhat.com>
2481 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2482 for incomplete type.
2485 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2486 based on a warning flag.
2488 2010-04-09 Richard Guenther <rguenther@suse.de>
2490 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2492 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2495 * varasm.c (default_assemble_visibility): Wrap vars that are
2496 set, but unused, by targets without GAS.
2497 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2498 Remove set, but unused, vars.
2499 (rs6000_legitimize_tls_address): Likewise.
2500 (altivec_expand_dst_builtin): Likewise.
2501 * config/darwin.c (machopic_classify_symbol): Likewise.
2502 (machopic_indirection_name): Likewise.
2504 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/i386.md (DWI): New mode iterator.
2507 (S): New mode attribute.
2508 (shift_operand): Ditto.
2509 (shift_immediate_operand): Ditto.
2510 (ashl_input_operand): Ditto.
2511 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2512 using SDWIM mode iterator.
2513 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2514 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2516 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2517 from corresponding peephole2 patterns.
2518 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2519 and x86_64_shift_adj_1 using SWI48 mode iterator.
2520 (x86_shift<mode>_adj_2): Ditto.
2521 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2522 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2523 using SWI48 mode iterator.
2524 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2525 *ashldi3_cmp_rex64 using SWI mode iterator.
2526 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2527 *ashldi3_cconly_rex64 using SWI mode iterator.
2528 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2529 x86_shift<mode>_adj_{1,2}.
2530 (ix86_split_ashr): Ditto.
2531 (ix86_split_lshr): Ditto.
2533 2010-04-09 Richard Guenther <rguenther@suse.de>
2535 * target.h (builtin_conversion): Pass in input and output types.
2536 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2537 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2538 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2539 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2541 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2543 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2545 2010-04-09 Richard Guenther <rguenther@suse.de>
2548 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2550 2010-04-09 Richard Guenther <rguenther@suse.de>
2552 * tree-vectorizer.h (struct _stmt_vec_info): Document
2553 that vectype is the type of the LHS.
2554 (supportable_widening_operation, supportable_narrowing_operation):
2555 Get both input and output vector types as arguments.
2556 (vect_is_simple_use_1): Declare.
2557 (get_same_sized_vectype): Likewise.
2558 * tree-vect-loop.c (vect_determine_vectorization_factor):
2559 Set STMT_VINFO_VECTYPE to the vector type of the def.
2560 (vectorizable_reduction): Adjust.
2561 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2562 Adjust. Specify the output vector type.
2563 (vect_pattern_recog_1): Adjust.
2564 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2565 (vectorizable_call): Adjust.
2566 (vectorizable_conversion): Likewise.
2567 (vectorizable_operation): Likewise.
2568 (vectorizable_type_demotion): Likewise.
2569 (vectorizable_type_promotion): Likewise.
2570 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2572 (vect_is_simple_use_1): New function.
2573 (supportable_widening_operation): Get both input and output
2575 (supportable_narrowing_operation): Likewise.
2576 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2578 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2580 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2581 __thiscall and _thiscall as predefined macros.
2582 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2583 thiscall attribute handling.
2584 (ix86_comp_type_attributes): Likewise.
2585 (ix86_function_regparm): Likewise.
2586 (ix86_return_pops_args): Likewise.
2587 (init_cumulative_args): Likewise.
2588 (find_drap_reg): Likewise.
2589 (ix86_static_chain): Likewise.
2590 (x86_this_parameter): Likewise.
2591 (x86_output_mi_thunk): Likewise.
2592 (ix86_attribute_table): Add description for thiscall attribute.
2593 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2594 * doc/extend.texi: Add documentation for thiscall.
2596 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2599 * c.opt (Wint-to-pointer-cast): Available in C++.
2600 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2602 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2604 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2605 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2606 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2607 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2608 function type instead. Reorder and simplify checks.
2610 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2612 2010-04-08 Jing Yu <jingyu@google.com>
2613 Zdenek Dvorak <ook@ucw.cz>
2615 PR tree-optimization/42720
2616 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2617 loop unswitch conditions here from ...
2618 (tree_unswitch_single_loop): ... here.
2620 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2622 * tree-if-conv.c: Fix comments and simplify logic.
2624 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2626 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2627 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2628 (main_tree_if_conversion): Update call to tree_if_conversion.
2630 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2633 * doc/invoke.texi (-b,-V): Delete.
2634 * doc/tm.texi: Do not mention -b.
2635 * gcc.c (display_help): Delete -b and -V.
2636 (process_command): Delete -b and -V.
2637 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2639 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2640 Wolfgang Gellerich <gellerich@de.ibm.com>
2642 Implement target hook for loop unrolling
2643 * target.h (loop_unroll_adjust): Add a new target hook function.
2644 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2645 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2646 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2647 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2648 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2650 (decide_unroll_stupid): Likewise.
2652 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2655 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2657 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2659 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2660 (Specific, *-*-solaris2*): Likewise.
2661 Don't prefer Sun as over GNU as.
2663 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2665 * config/s390/s390.c (override_options): Adjust the z10
2666 defaults for max-unroll-times, max-completely-peeled-insns
2667 and max-completely-peel-times.
2669 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2671 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2672 instructions for z10.
2673 (s390_expand_setmem): Likewise.
2674 (s390_expand_cmpmem): Likewise.
2676 2010-04-08 Richard Guenther <rguenther@suse.de>
2678 PR tree-optimization/43679
2679 * tree-ssa-pre.c (eliminate): Only propagate copies.
2681 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2684 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2685 set but not used variable warning.
2687 2010-04-08 Wei Guozhi <carrot@google.com>
2690 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2691 (arm_size_rtx_costs): Call the new function when optimized for size.
2693 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2696 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2697 op0 is not a MEM, just return NULL instead of assertion
2699 (discover_nonconstant_array_refs): Don't walk debug stmts.
2701 2010-04-08 Doug Kwan <dougkwan@google.com>
2703 * configure.ac: Recognize gold and do not use its version number
2704 to test ld features.
2705 * configure: Regenerate.
2707 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2710 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2711 (negate_value): Move code to push elements to broken_up_substracts ...
2712 (eliminate_plus_minus_pair): ... here. Push operands that have no
2713 negative pair to plus_negates.
2714 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2716 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2718 * doc/install.texi (Configuration): Move description of
2719 --enable-lto, --with-libelf*, --enable-gold from Java section to
2722 * doc/generic.texi (Working with declarations)
2723 (Function Properties, C and C++ Trees): Fix typos.
2724 * doc/sourcebuild.texi (Top Level): Likewise.
2726 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2729 * tree.h (DECL_READ_P): Define.
2730 (struct tree_decl_common): Add decl_read_flag.
2731 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2732 a set but not used warning.
2733 (merge_decls): Merge DECL_READ_P flag.
2734 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2735 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2736 * c-common.c (handle_used_attribute, handle_unused_attribute):
2738 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2740 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2742 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2743 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2744 c_parser_binary_expression, c_parser_cast_expression,
2745 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2746 Call default_function_array_read_conversion instead of
2747 default_function_array_conversion where needed.
2748 (c_parser_unary_expression, c_parser_conditional_expression,
2749 c_parser_postfix_expression_after_primary, c_parser_initelt):
2750 Likewise. Call mark_exp_read where needed.
2751 (c_parser_statement_after_labels, c_parser_asm_operands,
2752 c_parser_typeof_specifier, c_parser_sizeof_expression,
2753 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2755 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2757 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2758 (warn_unused_but_set_parameter): Default to warn_unused
2760 * doc/invoke.texi: Document -Wunused-but-set-variable and
2761 -Wunused-but-set-parameter.
2763 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2764 used count variable.
2765 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2766 when operandN variables aren't used in the body of the expander
2768 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2769 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2770 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2771 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2772 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2773 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2774 * tree.c (PROCESS_ARG): Likewise.
2776 2010-04-07 Simon Baldwin <simonb@google.com>
2778 * diagnostic.h (diagnostic_override_option_index): New macro to
2779 set a diagnostic's option_index.
2780 * c-tree.h (c_cpp_error): Add warning reason argument.
2781 * opts.c (_warning_as_error_callback): New.
2782 (register_warning_as_error_callback): Store callback for
2783 warnings enabled via enable_warning_as_error.
2784 (enable_warning_as_error): Call callback, minor code tidy.
2785 * opts.h (register_warning_as_error_callback): Declare.
2786 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2787 response to -Werror=.
2788 (c_common_init_options): Register warning_as_error_callback in opts.c.
2789 * common.opt: Add -Wno-cpp option.
2790 * c-common.c (struct reason_option_codes_t): Map cpp warning
2791 reason codes to gcc option indexes.
2792 * (c_option_controlling_cpp_error): New function, lookup the gcc
2793 option index for a cpp warning reason code.
2794 * (c_cpp_error): Add warning reason argument, call
2795 c_option_controlling_cpp_error for diagnostic_override_option_index.
2796 * doc/invoke.texi: Document -Wno-cpp.
2798 2010-04-07 Richard Guenther <rguenther@suse.de>
2800 * ipa-reference.c (mark_load): Use get_base_address.
2801 (mark_store): Likewise.
2803 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2804 inserting GIMPLE_NOPs into the IL.
2805 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2806 Explicitly strip handled components and indirect references.
2808 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2809 folding address expressions.
2810 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2811 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2812 operand_equal_p to compare decls.
2813 (ptr_deref_may_alias_decl_p): Likewise.
2814 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2815 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2816 Handle reversed comparison ops.
2817 * tree-sra.c (asm_visit_addr): Use get_base_address.
2818 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2819 * ipa-reference.c (mark_address): Use get_base_address.
2821 2010-04-07 Richard Guenther <rguenther@suse.de>
2823 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2824 Propagate constants everywhere.
2826 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2829 * tree.c (MAX_INT_CACHED_PREC): Define.
2830 (nonstandard_integer_type_cache): New array.
2831 (build_nonstandard_integer_type): Cache results for precision
2832 <= MAX_INT_CACHED_PREC.
2834 2010-04-07 Richard Guenther <rguenther@suse.de>
2836 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2837 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2838 * common.opt: Likewise.
2839 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2840 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2841 (nonoverlapping_memrefs_p): Likewise.
2842 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2843 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2844 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2845 OPT_fargument_noalias_global for backward compatibility.
2847 2010-04-07 Richard Guenther <rguenther@suse.de>
2849 PR tree-optimization/43270
2850 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2851 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2852 * tree-ssa-pre.c (phi_translate_1): Adjust.
2853 (fully_constant_expression): Split out vn_reference handling to ...
2854 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2855 Fold reads from constant strings.
2856 (vn_reference_lookup): Handle fully constant references.
2857 (vn_reference_lookup_pieces): Likewise.
2858 * Makefile.in (expmed.o-warn): Add -Wno-error.
2860 2010-04-07 Martin Jambor <mjambor@suse.cz>
2862 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2864 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2867 * gcc.c: Add -static-libstdc++ to list of recognized options.
2869 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2871 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2873 2010-04-07 Richard Guenther <rguenther@suse.de>
2876 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2877 bases build simple mem attributes to retain points-to information.
2879 2010-04-07 Richard Guenther <rguenther@suse.de>
2882 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2883 preserve points-to related information.
2885 2010-04-07 Richard Guenther <rguenther@suse.de>
2888 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2889 discard plain indirect references.
2890 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2891 * tree.c (tree_nop_conversion): Likewise.
2893 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2896 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2898 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2900 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2901 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2903 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2905 * tree-if-conv.c: Fix indentation and comments.
2907 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2909 * tree-if-conv.c: Sort static functions in topological order.
2911 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2913 * tree-if-conv.c: Fix indentation and comments.
2915 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2918 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2919 lang_hooks.types.type_for_size instead of
2920 build_nonstandard_integer_type.
2921 When converting an unsigned type to signed, double its precision.
2922 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2923 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2924 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2927 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2930 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2931 POINTER_PLUS_EXPR for pointer types.
2933 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2936 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2937 * graphite-clast-to-gimple.c: Include langhooks.h.
2938 (max_signed_precision_type): New.
2939 (max_precision_type): Takes two types as arguments.
2940 (precision_for_value): New.
2941 (precision_for_interval): New.
2942 (gcc_type_for_interval): New.
2943 (gcc_type_for_value): New.
2944 (gcc_type_for_clast_term): New.
2945 (gcc_type_for_clast_red): New.
2946 (gcc_type_for_clast_bin): New.
2947 (gcc_type_for_clast_expr): Split up into several functions.
2948 (gcc_type_for_clast_eq): Rewritten.
2949 (compute_bounds_for_level): New.
2950 (compute_type_for_level_1): New.
2951 (compute_type_for_level): New.
2952 (gcc_type_for_cloog_iv): Removed.
2953 (gcc_type_for_iv_of_clast_loop): Rewritten.
2954 (graphite_create_new_loop): Compute the lower and upper bound types
2955 with gcc_type_for_clast_expr.
2956 (graphite_create_new_loop_guard): Same.
2957 (find_cloog_iv_in_expr): Removed.
2958 (compute_cloog_iv_types_1): Removed.
2959 (compute_cloog_iv_types): Removed.
2960 (gloog): Do not call compute_cloog_iv_types.
2961 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2963 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2964 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2965 (GBB_CLOOG_IV_TYPES): Removed.
2967 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2969 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2970 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2971 (detect_commutative_reduction): Same.
2973 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2975 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2976 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2978 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2979 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2980 (rewrite_commutative_reductions_out_of_ssa): Same.
2981 * passes.c (execute_function_todo): Call verify_ssa for every pass
2982 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2983 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2984 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2985 with an extra argument.
2986 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2987 verify_ssa only when the extra argument is true.
2988 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2989 with an extra argument.
2990 (tree_transform_and_unroll_loop): Same.
2992 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2994 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2995 for all the passes of the LNO having LOOP_CLOSED_SSA.
2996 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2997 * tree-loop-distribution.c (pass_loop_distribution): Same.
2998 * tree-pass.h (TODO_verify_loops): Removed.
2999 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3001 (pass_tree_unswitch): Same.
3002 (pass_predcom): Same.
3003 (pass_vectorize): Same.
3004 (pass_linear_transform): Same.
3005 (pass_graphite_transforms): Same.
3006 (pass_iv_canon): Same.
3007 (pass_complete_unroll): Same.
3008 (pass_complete_unrolli): Same.
3009 (pass_parallelize_loops): Same.
3010 (pass_loop_prefetch): Same.
3011 (pass_iv_optimize): Same.
3013 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3016 * passes.c (init_optimization_passes): Move pass_lim before
3017 pass_copy_prop and pass_dce_loop.
3019 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3022 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3023 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3024 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3025 MULTI_* defines for 4 argument vpermil2p* builtins.
3027 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3029 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3030 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3031 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3032 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3033 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3034 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3035 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3036 Use x86_maybe_negate_const_int to output insn mnemonic.
3037 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3038 check from instruction predicate. Update comments.
3039 * config/i386/sync.md (sync_add<mode>): Use
3040 x86_maybe_negate_const_int to output insn mnemonic.
3042 2010-04-06 Jan Hubicka <jh@suse.cz>
3044 PR tree-optimization/42906
3045 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3046 IGNORE_SELF argument. Set visited_control_parents for fully
3048 (find_obviously_necessary_stmts): Update call of
3049 mark_control_dependent_edges_necessary.
3050 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3052 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3054 * config/i386/i386.md: Remove comment about 'e' and 'E'
3057 2010-04-06 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/43627
3060 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3061 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3064 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3066 * BASE-VER: Change to 4.6.0.
3069 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3072 2010-04-06 Richard Guenther <rguenther@suse.de>
3075 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3077 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3079 * doc/invoke.texi (Optimize Options): Document that LTO
3080 won't remove object access purely due to incompatible
3083 2010-04-04 Matthias Klose <doko@ubuntu.com>
3085 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3086 Initialize variable.
3088 2010-04-03 Richard Guenther <rguenther@suse.de>
3091 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3092 require a non-NULL MEM_OFFSET.
3094 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3096 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3097 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3098 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3099 config/alpha/predicates.md, config/arm/arm.md,
3100 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3101 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3102 config/darwin9.h, config/darwin.c, config/darwin.h,
3103 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3104 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3105 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3106 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3107 config/mips/mips.md, config/mn10300/mn10300.c,
3108 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3109 config/rs6000/aix.h, config/rs6000/dfp.md,
3110 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3111 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3112 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3113 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3114 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3115 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3116 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3117 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3118 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3119 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3120 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3121 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3122 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3123 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3124 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3125 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3126 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3127 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3128 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3129 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3130 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3131 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3132 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3133 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3134 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3135 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3136 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3137 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3138 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3139 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3140 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3141 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3142 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3143 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3144 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3145 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3147 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3150 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3151 * aclocal.m4: Regenerate.
3153 2010-04-02 Richard Guenther <rguenther@suse.de>
3155 PR tree-optimization/43629
3156 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3157 if we have seen a constant value.
3159 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3161 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3163 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3166 * arm.c (legitimize_tls_address): Adjust call to
3167 gen_tls_load_dot_plus_four.
3168 (arm_note_pic_base): New function.
3169 (arm_cannot_copy_insn_p): Use it.
3170 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3173 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3178 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3180 * Makefile.in ($(out_object_file)): Depend on
3181 gt-$(basename $(notdir $(out_file))).h.
3183 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3185 * config.gcc (lm32-*-rtems*): Add t-lm32.
3187 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3189 * config.gcc: Add lm32-*-rtems*.
3190 * config/lm32/rtems.h: New file.
3192 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3195 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3197 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3199 * dwarf2out.c (output_compilation_unit_header): For
3200 -gdwarf-4 use version 4 instead of version 3.
3201 (output_line_info): For version 4 and above emit additional
3202 maximum ops per insn header field.
3203 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3205 * dwarf2out.c (is_c_family, is_java): Remove.
3206 (lower_bound_default): New function.
3207 (add_bound_info, gen_descr_array_type_die): Use it.
3209 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3212 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3213 re-declaration when it happens in a function.
3215 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3217 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3218 (cgraph_remove_function_insertion_hook): Same.
3219 (cgraph_call_function_insertion_hooks): Same.
3221 2010-04-01 Richard Guenther <rguenther@suse.de>
3224 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3225 and TREE_THIS_VOLATILE.
3226 (copy_ref_info): Likewise.
3227 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3228 * tree.c (build6_stat): Ignore side-effects of all but arg5
3229 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3232 2010-04-01 Richard Guenther <rguenther@suse.de>
3234 PR tree-optimization/43607
3235 * ipa-type-escape.c (check_call): Do not access non-existing
3238 2010-04-01 Richard Guenther <rguenther@suse.de>
3242 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3243 Jack Howarth <howarth@bromo.med.uc.edu>
3245 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3248 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3250 * doc/install.texi (Prerequisites): Document libelf usability on
3251 IRIX 5/6 and Solaris 2.
3252 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3253 Update GNU as, GNU ld requirements.
3254 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3255 Document Sun Studio compiler download.
3256 Update and simplify as, ld recommendations.
3257 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3259 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3261 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3262 with_tune_32 to pentium4.
3264 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3266 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3268 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3270 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3271 obsoletion, removal.
3273 Document GNU as requirement.
3274 Update configure requirements.
3275 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3276 Recomment IRIX 6.5.18+.
3277 Document IDF/IDL requirement.
3278 Document GNU as requirement.
3279 Document GNU ld bootstrap failure.
3280 Remove freeware.sgi.com reference.
3282 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3284 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3285 UNIX V4.0, V5.0 obsoletion, removal.
3286 Remove --with-gc=simple reference.
3287 Update VM requirements during bootstrap.
3288 Remove -oldas bootstrap description.
3289 Update binutils reference.
3290 Remove comparison failure note.
3292 2010-03-31 Richard Guenther <rguenther@suse.de>
3293 Zdenek Dvorak <ook@ucw.cz>
3294 Sebastian Pop <sebastian.pop@amd.com>
3297 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3298 with multiple arguments.
3299 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3301 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3303 * graphite-dependences.c (print_pddr): Call print_pdr with an
3305 * graphite-poly.c (debug_pdr): Add an extra argument for the
3308 (print_pbb_domain): Same.
3310 (print_scop_context): Same.
3312 (print_cloog): Same.
3313 (debug_pbb_domain): Same.
3317 (debug_scop_context): Same.
3319 (debug_cloog): Same.
3320 (print_scop_params): Same.
3321 (debug_scop_params): Same.
3322 (print_iteration_domain): Same.
3323 (print_iteration_domains): Same.
3324 (debug_iteration_domain): Same.
3325 (debug_iteration_domains): Same.
3326 (print_scattering_function): Same.
3327 (print_scattering_functions): Same.
3328 (debug_scattering_function): Same.
3329 (debug_scattering_functions): Same.
3330 * graphite-poly.h (debug_pdr): Update declaration.
3332 (print_pbb_domain): Same.
3334 (print_scop_context): Same.
3336 (print_cloog): Same.
3337 (debug_pbb_domain): Same.
3341 (debug_scop_context): Same.
3343 (debug_cloog): Same.
3344 (print_scop_params): Same.
3345 (debug_scop_params): Same.
3346 (print_iteration_domain): Same.
3347 (print_iteration_domains): Same.
3348 (debug_iteration_domain): Same.
3349 (debug_iteration_domains): Same.
3350 (print_scattering_function): Same.
3351 (print_scattering_functions): Same.
3352 (debug_scattering_function): Same.
3353 (debug_scattering_functions): Same.
3355 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3357 * graphite-poly.c (print_scattering_function_1): New.
3358 (print_scattering_function): Call it.
3359 (print_scop_params): Remove spaces at the end of lines.
3362 * graphite-poly.h (print_cloog): Declared.
3363 (debug_cloog): Declared.
3365 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3367 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3369 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3370 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3371 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3372 to switch between adding the IV bump in loop->latch or in loop->header.
3374 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3376 * graphite-poly.c (print_scattering_function): Pretty print following
3379 (print_pbb_domain): Same.
3380 (dump_gbb_cases): Same.
3381 (dump_gbb_conditions): Same.
3384 (print_scop_params): Same.
3385 (print_scop_context): Same.
3387 (print_pbb_body): New.
3388 (lst_indent_to): New.
3389 (print_lst): Start new lines with a #.
3390 * graphite-poly.h (pbb_bb): New.
3391 (pbb_index): Use pbb_bb.
3392 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3394 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3396 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3398 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3399 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3400 and 0 instead of 1 for dw_val_class_flag.
3401 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3402 dw_val_class_range_list, dw_val_class_loc_list,
3403 dw_val_class_lineptr and dw_val_class_macptr, use
3404 DW_FORM_flag_present for dw_val_class_flag and
3405 DW_FORM_exprloc for dw_val_class_loc.
3406 (output_die): For -gdwarf-4 print dw_val_class_loc
3407 size as uleb128 instead of 1 or 2 bytes and don't print
3408 anything for dw_val_class_flag.
3410 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3411 instead of cselib_lookup following by tweaking locs->setting_insn.
3414 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3415 even before returning from label, setjmp call or volatile asm
3418 2010-03-31 Richard Guenther <rguenther@suse.de>
3421 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3422 temporary data on stack.
3424 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3426 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3427 (PUSHSECTION_ASM_OP): Remove.
3428 (POPSECTION_ASM_OP): Remove.
3429 (PUSHSECTION_FORMAT): Remove.
3430 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3431 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3432 * config/sol2.c (solaris_output_init_fini): Use it.
3434 2010-03-31 Jie Zhang <jie@codesourcery.com>
3437 * opt-functions.awk (var_type_struct): Use signed char type
3438 for simple variables.
3440 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3442 * config/sol2.c: Include output.h.
3443 (solaris_assemble_visibility): New function.
3444 * config/t-sol2 (sol2.o): Add output.h dependency.
3445 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3446 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3449 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3452 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3453 V2SImode or XFmode on PRE_DEC.
3456 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3459 2010-03-31 Jie Zhang <jie@codesourcery.com>
3462 * reload.h (caller_save_initialized_p): Declare.
3463 * toplev.c (backend_init_target): Don't call
3464 init_caller_save but set caller_save_initialized_p to false.
3465 * caller-save.c (caller_save_initialized_p): Define.
3466 (init_caller_save): Check caller_save_initialized_p.
3467 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3469 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3472 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3473 and soft-fp/t-softfp to tmake_file.
3474 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3475 (LIBGCC2_TF_CEXT): Define.
3478 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3481 * cselib.c (n_useless_values): Document handling of debug locs.
3482 (n_useless_debug_values, n_debug_values): New variables.
3483 (new_elt_loc_list): Don't add to debug values, keep count.
3484 (promote_debug_loc): New.
3485 (cselib_reset_table): Zero new variables.
3486 (entry_and_rtx_equal_p): Promote debug locs.
3487 (discard_useless_locs): Increment n_useless_debug_values for
3489 (remove_useless_values): Adjust n_useless_values and n_debug_values
3490 with n_useless_debug_values.
3491 (add_mem_for_addr): Promote debug locs.
3492 (cselib_lookup_mem): Likewise.
3493 (cselib_lookup_addr): Renamed to...
3494 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3495 (cselib_log_lookup): ... this. Turn into...
3496 (cselib_lookup_addr): ... new wrapper.
3497 (cselib_lookup_from_insn): New.
3498 (cselib_invalidate_regno): Increment n_useless_debug_values for
3500 (cselib_invalidate_mem): Likewise.
3501 (cselib_process_insn): Take n_deleted and n_debug_values into
3502 account to guard remove_useless_value call.
3503 (cselib_finish): Zero n_useless_debug_values.
3504 * cselib.h (cselib_lookup_from_insn): Declare.
3505 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3506 (sched_analyze_2): Likewise.
3508 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3510 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3512 (adjust_mems): Replace narrowing SUBREG of expression containing
3513 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3514 with operations in the narrower mode.
3517 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3518 regs_invalidated_by_call instead all call_used_reg_set registers.
3520 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3523 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3524 pointer comparisons with types_compatible_p.
3525 * tree-vect-stmts.c (vectorizable_call): Same.
3526 (vectorizable_condition): Same.
3528 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3530 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3531 stack check if the mask would be zero.
3533 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3534 Jack Howarth <howarth@bromo.med.uc.edu>
3536 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3539 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3542 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3544 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3545 Include ___unordxf2 and ___unordtf2.
3546 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3549 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3551 * config/lm32/t-lm32: New file.
3552 * config.gcc: Use the above file when targetting lm32.
3554 2010-03-28 Duncan Sands <baldrick@free.fr>
3556 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3558 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3561 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3562 Improve vectorization cost model diagnostic.
3564 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3567 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3568 compute_data_dependences_for_loop returns false, early exit
3569 and output an extra diagnostic for the failed data reference
3572 2010-03-29 Richard Guenther <rguenther@suse.de>
3574 PR tree-optimization/43560
3575 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3576 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3578 2010-03-29 Jie Zhang <jie@codesourcery.com>
3581 * toplev.c (process_options): Set optimization_default_node
3582 and optimization_current_node.
3583 * opts.c (decode_options): Don't set optimization_default_node
3584 and optimization_current_node.
3586 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3588 * config/rtems.h: Abandon -qrtems_debug.
3590 2010-03-28 Jan Hubicka <jh@suse.cz>
3592 PR tree-optimization/43505
3593 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3594 map should not be copied.
3596 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3599 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3600 cdtors, set DECL_PRESERVE_P.
3601 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3604 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3606 PR tree-optimization/43528
3607 * stor-layout.c (place_field): Check that constant fits into
3608 unsigned HWI when skipping calculation of MS bitfield layout.
3610 2010-03-27 Jan Hubicka <jh@suse.cz>
3613 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3614 notice_global_symbol work.
3616 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3618 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3619 instead of dwarf2out_decl.
3620 (struct var_loc_node): Remove section_label field.
3621 (dwarf2out_function_decl): New function.
3622 (dwarf2out_var_location): Don't set section_label field.
3623 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3625 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3627 PR tree-optimization/43544
3628 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3629 First argument for builtin vectorized function hook is now a
3630 tree to be able to distinguish between machine specific and
3632 * targhooks.c (default_builtin_vectorized_function): Ditto.
3633 * targhooks.h (default_builtin_vectorized_function): Ditto.
3634 * target.h (struct gcc_target): Ditto.
3635 * tree-vect-stmts.c (vectorizable_function): Ditto.
3636 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3637 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3640 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3643 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3644 nested binding iff it is a FUNCTION_DECL.
3645 (store_parm_decls_newstyle): Pass nested=true to bind for
3646 FUNCTION_DECLs amongst parameters.
3648 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3650 * var-tracking.c (vt_expand_loc_callback): Don't run
3651 cselib_expand_value_rtx_cb in dummy mode if
3652 cselib_dummy_expand_value_rtx_cb returned false.
3654 * var-tracking.c (emit_note_insn_var_location): For one part
3655 notes with offset 0, don't add EXPR_LIST around the location.
3656 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3657 add_location_or_const_value_attribute): Adjust for that change.
3660 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3661 into first operand and location into second.
3662 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3663 dw_cfi_oprnd_loc for DW_CFA_expression.
3664 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3665 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3666 assume first argument is regnum and second argument is location.
3668 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3671 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3672 of scratch register to DImode. Split to DImode comparison operator.
3673 Use SImode subreg of scratch register in the multiplication.
3674 (*cmp_sadd_sidi): Ditto.
3675 (*cmp_ssub_si): Ditto.
3676 (*cmp_ssub_sidi): Ditto.
3678 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3681 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3682 Remove invalid assert and wrong comment.
3684 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3687 * flags.h (final_insns_dump_p): New extern.
3688 * final.c (final_insns_dump_p): New variable.
3689 (rest_of_clean_state): Set it before -fdump-final-insns=
3690 dumping, clear afterwards.
3691 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3692 MEM_ALIAS_SET on MEMs.
3694 2010-03-26 David S. Miller <davem@davemloft.net>
3696 * configure.ac: Fix sparc GOTDATA_OP bug check.
3697 * configure: Rebuild.
3699 2010-03-26 Alan Modra <amodra@gmail.com>
3701 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3703 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3705 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3706 TLS_SECTION_ASM_FLAG.
3708 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3711 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3712 Clear first_function_block_is_cold.
3715 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3716 argument if the argument is truth_value_p.
3718 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3720 * config/rs6000/constraints.md: Update copyright year for my changes.
3723 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3724 used in reg+reg addressing, swap registers.
3726 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3729 * target.h (struct gcc_target): Add code_end hook.
3730 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3732 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3733 * toplev.c (compile_file): Call targetm.asm_out.code_end
3734 hook before unwind info/debug info output.
3735 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3736 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3737 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3738 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3739 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3740 * config/i386/i386.c (ix86_file_end): Renamed to...
3741 (ix86_code_end): ... this. Make static. Don't call
3742 file_end_indicate_exec_stack. Emit unwind info using
3743 final_start_function/final_end_function.
3744 (darwin_x86_file_end): Remove.
3745 (TARGET_ASM_CODE_END): Define.
3746 * config/i386/i386.h (TARGET_ASM_FILE_END,
3747 NEED_INDICATE_EXEC_STACK): Don't define.
3748 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3749 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3750 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3751 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3754 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3755 at the beginning and final_end_function at the end.
3756 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3758 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3760 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3761 and Sun as TLS syntax.
3762 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3763 * configure: Regenerate.
3764 * config.in: Regenerate.
3765 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3766 (default_elf_asm_named_section): Use it.
3767 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3768 (i386_output_dwarf_dtprel): Likewise.
3769 (output_addr_const_extra): Likewise.
3770 (output_pic_addr_const): Lowercase @GOTTPOFF.
3771 (output_addr_const_extra): Likewise.
3772 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3773 (output_addr_const_extra): Likewise.
3774 (output_pic_addr_const): Lowercase @INDNTPOFF.
3775 (output_addr_const_extra): Likewise.
3776 (output_pic_addr_const): Lowercase @NTPOFF.
3777 (output_addr_const_extra): Likewise.
3778 (output_pic_addr_const): Lowercase @TPOFF.
3779 (output_addr_const_extra): Likewise.
3780 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3781 (*tls_global_dynamic_64): Likewise.
3782 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3783 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3785 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3786 (ASM_OUTPUT_TLS_COMMON): Use it.
3787 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3790 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3791 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3792 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3793 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3794 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3795 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3797 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3799 * config/i386/i386.c (override_options): Don't accept
3800 -mtls-dialect=sun any longer.
3801 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3802 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3803 (*tls_local_dynamic_base_32_sun): Likewise.
3804 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3806 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3809 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3810 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3813 * ira.c (adjust_cleared_regs): New function.
3814 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3818 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3820 * expr.c (expand_expr_real): Restore previous
3821 curr_insn_source_location and curr_insn_block after
3822 expand_expr_real_1 call.
3823 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3824 instead of expand_expr_real_1.
3826 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3828 PR rtl-optimization/43413
3829 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3832 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3835 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3836 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3838 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3840 * config/i386/i386.c (ix86_target_string): Add -mfma.
3841 Fix a typo in comment.
3843 2010-03-22 Mike Stump <mikestump@comcast.net>
3846 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3847 Don't overly align based upon packed packed fields.
3849 2010-03-22 Jason Merrill <jason@redhat.com>
3851 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3852 Use () rather than [], and move before the element type.
3854 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3856 * doc/configfiles.texi (Configuration Files): Removed
3857 fixinc/Makefile*, intl/Makefile.*.
3858 * doc/makefile.texi: Fixed markup. Abstract from version
3859 control system used.
3860 (Makefile): Removed obsolete gcc/java/parse.y example.
3861 * doc/sourcebuild.texi: Likewise.
3862 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3863 libgomp, libssp. Removed fastjar.
3864 (Miscellaneous Docs): Clarify location.
3865 Added COPYING3, COPYING3.LIB.
3866 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3868 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3871 * config/i386/i386.c (x86_function_profiler)
3872 [!NO_PROFILE_COUNTERS]: Fix typo.
3873 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3876 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3877 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3879 * doc/sourcebuild.texi (Test Directives): Split into six
3880 subsections, with most of the current text in new subsections
3881 Directives, Selectors, and Final Actions.
3882 (Directives): Split list of test directives into multiple
3884 (Selectors): Describe use and syntax of selectors.
3885 (Effective-Target Keywords): Describe all existing keywords.
3886 (Add Options): Describe features for dg-add-options.
3887 (Require Support): Describe variants of dg-require-support.
3888 (Final Actions): Describe commands to use in dg-final.
3890 2010-03-22 Michael Matz <matz@suse.de>
3893 * recog.c (validate_replace_rtx_group): Replace also in
3894 REG_EQUAL and REG_EQUIV notes.
3896 2010-03-22 Richard Guenther <rguenther@suse.de>
3898 PR tree-optimization/43390
3899 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3900 sure vector extracts are type correct.
3902 2010-03-22 Richard Guenther <rguenther@suse.de>
3905 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3906 x * sqrt (x) even when optimizing for size if the target
3907 has native support for sqrt.
3909 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3911 * varasm.c (make_decl_rtl_for_debug): Also clear
3912 flag_mudflap for the duration of make_decl_rtl call.
3915 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3916 locs from preserved VALUEs.
3918 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3921 * pa.md (movmemsi): Set align to one if zero.
3922 (movmemdi): Likewise.
3924 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3927 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3928 with their corresponding prologue pushes.
3930 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3933 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3934 at the begining or end.
3935 (spu_expand_epilogue): Likewise.
3937 2010-03-20 Richard Guenther <rguenther@suse.de>
3939 PR rtl-optimization/43438
3940 * combine.c (make_extraction): Properly zero-/sign-extend an
3941 extraction of the low part of a CONST_INT. Also handle
3944 2010-03-19 Mike Stump <mikestump@comcast.net>
3946 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3947 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3948 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3950 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3953 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3956 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3958 PR rtl-optimization/42258
3959 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3960 use that may match DEF.
3963 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3964 the cost of loading the constant rather than assuming
3966 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3967 outer code is AND, do the same tests as the andsi3 expander and
3968 return COSTS_N_INSNS (1) if and is cheap.
3970 * optabs.c (avoid_expensive_constant): Fix formatting.
3972 2010-03-19 Michael Matz <matz@suse.de>
3975 * attribs.c (decl_attributes): When rebuilding a function pointer
3976 type use the same qualifiers as the original pointer type.
3978 2010-03-19 Martin Jambor <mjambor@suse.cz>
3980 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3981 and is_gimple_ip_invariant_address.
3983 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3986 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3988 * config/arm/arm.c (arm_override_options): Turn off
3989 flag_dwarf2_cfi_asm for AAPCS variants.
3991 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3994 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3995 Use PRE_MODIFY instead of PRE_DEC.
3996 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3997 (vfp_emit_fstmd): Likewise.
3999 2010-03-19 Michael Matz <matz@suse.de>
4002 * builtins.c (expand_builtin_interclass_mathfn,
4003 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4006 2010-03-19 Richard Guenther <rguenther@suse.de>
4008 PR tree-optimization/43415
4009 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4010 (phi_translate_1): ... this.
4011 (phi_translate): Move all caching here. Cache all NARY
4012 and REFERENCE translations.
4014 2010-03-19 David S. Miller <davem@davemloft.net>
4016 With help from Eric Botcazou.
4017 * config/sparc/sparc.c: Include dwarf2out.h.
4018 (emit_pic_helper): Delete.
4019 (pic_helper_symbol_name): Delete.
4020 (pic_helper_emitted_p): Delete.
4021 (pic_helper_needed): New.
4022 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4023 (get_pc_thunk_name): New.
4024 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4025 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4026 Set pic_helper_needed to true. Don't call emit_pic_helper.
4027 (sparc_expand_prologue): Update load_pic_register call.
4028 (sparc_output_mi_thunk): Likewise.
4029 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4030 thunk if possible. Output CFI information as needed.
4032 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4033 Jack Howarth <howarth@bromo.med.uc.edu>
4036 * config/i386/i386.h: Fix ABI on darwin x86-32.
4038 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4040 * tree.h: Declare make_decl_rtl_for_debug.
4041 * varasm.c (make_decl_rtl_for_debug): New.
4042 * dwarf2out.c (rtl_for_decl_location): Call it.
4043 * cfgexpand.c (expand_debug_expr): Call it.
4045 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4048 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4052 * var-tracking.c (vt_init_cfa_base): Do nothing if
4053 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4055 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4058 * var-tracking.c (canonicalize_vars_star): New.
4059 (dataflow_post_merge_adjust): Use it.
4061 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4064 * var-tracking.c (non_suitable_const): New function.
4065 (add_uses): For DEBUG_INSNs with constants, don't record any
4066 value, instead just the constant value itself.
4067 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4068 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4069 (emit_notes_in_bb): Likewise.
4070 (emit_note_insn_var_location): For onepart variables if
4071 cur_loc is a VOIDmode constant, use DECL_MODE.
4073 2010-03-18 Martin Jambor <mjambor@suse.cz>
4076 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4077 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4078 all non-clones. Moved call redirection...
4079 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4080 (cgraph_materialize_all_clones): Dispose of all
4081 combined_args_to_skip bitmaps.
4082 (verify_cgraph_node): Do not check for edges pointing to wrong
4083 nodes in inline clones.
4084 * tree-inline.c (copy_bb): Call
4085 cgraph_redirect_edge_call_stmt_to_callee.
4086 * ipa.c (cgraph_remove_unreachable_nodes): Call
4087 cgraph_node_remove_callees even when there are used clones.
4089 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4091 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4093 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4096 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4099 2010-03-18 Michael Matz <matz@suse.de>
4102 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4103 into sqrt(x) if we need to preserve signed zeros.
4105 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4106 Eric Botcazou <ebotcazou@adacore.com>
4108 PR rtl-optimization/43360
4109 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4110 note if we don't know its invariant status.
4112 2010-03-18 Michael Matz <matz@suse.de>
4114 PR tree-optimization/43402
4115 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4116 PHI chains of ssa names registered for update.
4118 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4121 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4122 non-offsettable and pre_modify update addressing.
4123 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4124 and "2" alternatives "#".
4125 (*movdd_softfloat32): Make all alternatives "#";
4126 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4127 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4128 (*movdf_softfloat32): Make all alternatives "#";
4129 (movdi): Use the new DIFD mode iterator to create a common splitter
4130 for movdi, movdf and movdd patterns.
4132 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4134 * common.opt (dumpdir): Remove redundant tab.
4136 2010-03-17 Martin Jambor <mjambor@suse.cz>
4138 PR tree-optimization/43347
4139 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4140 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4142 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4144 PR rtl-optimization/42216
4145 * regrename.c (create_new_chain): New function, broken out from...
4146 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4147 appending a use to an empty chain.
4148 (build_def_use): Remove previous changes that convert OP_INOUT to
4149 OP_OUT operands; instead detect the case where an OP_INOUT operand
4150 uses a previously untracked register and create an empty chain for it.
4152 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4154 * doc/extend.texi (Function Attributes): Rewrite unfinished
4155 sentence in ms_abi documentation.
4157 2010-03-17 Alan Modra <amodra@gmail.com>
4159 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4160 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4161 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4162 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4164 2010-03-16 Richard Henderson <rth@redhat.com>
4167 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4168 (lower_try_finally): Save and restore eh_seq around the expansion
4171 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4173 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4174 statements before splitting block.
4176 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4178 * doc/sourcebuild.texi (Testsuites): Fix markup.
4179 Use pathnames relative to gcc/testsuite.
4180 (Test Directives): Move description of how timeout is determined.
4181 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4182 (C Tests): Correct gcc.misc-tests directory.
4183 Framework tests now live in gcc.test-framework.
4185 2010-03-16 Richard Guenther <rguenther@suse.de>
4188 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4189 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4191 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4192 Alexandre Oliva <aoliva@redhat.com>
4194 PR tree-optimization/42917
4195 * lambda-code.c (remove_iv): Skip debug statements.
4196 (lambda_loopnest_to_gcc_loopnest): Likewise.
4197 (not_interesting_stmt): Debug statements are not interesting.
4199 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4203 * cselib.c (cselib_preserve_constants,
4204 cfa_base_preserved_val): New static variables.
4205 (preserve_only_constants): New function.
4206 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4207 clear its REG_VALUES. If cselib_preserve_constants, don't
4208 empty the whole hash table, but preserve there VALUEs with constants,
4209 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4210 (cselib_preserve_cfa_base_value): New function.
4211 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4212 (cselib_init): Change argument to int bitfield. Set
4213 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4215 (cselib_finish): Clear cselib_preserve_constants and
4216 cfa_base_preserved_val.
4217 * cselib.h (enum cselib_record_what): New enum.
4218 (cselib_init): Change argument to int.
4219 (cselib_preserve_cfa_base_value): New prototype.
4220 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4221 * dse.c (dse_step1): Likewise.
4222 * cfgcleanup.c (thread_jump): Likewise.
4223 * sched-deps.c (sched_analyze): Likewise.
4224 * gcse.c (local_cprop_pass): Likewise.
4225 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4226 If FN is non-NULL, call the callback always and whenever it returns
4227 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4228 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4229 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4230 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4231 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4232 * var-tracking.c: Include recog.h.
4233 (bb_stack_adjust_offset): Remove.
4234 (vt_stack_adjustments): Don't call it, instead just gather the
4235 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4236 (adjust_stack_reference): Remove.
4237 (compute_cfa_pointer): New function.
4238 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4239 (struct adjust_mem_data): New type.
4240 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4242 (get_address_mode): New function.
4243 (replace_expr_with_values): Use it.
4244 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4245 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4246 (adjust_sets): Remove.
4247 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4248 Use get_address_mode.
4249 (get_adjusted_src): Remove.
4250 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4251 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4252 (add_with_sets): Don't call adjust_sets.
4253 (fp_setter, vt_init_cfa_base): New functions.
4254 (vt_initialize): Change return type to bool. Move most of pool etc.
4255 initialization to the beginning of the function from end. Pass
4256 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4257 If !frame_pointer_needed, call vt_stack_adjustment before mos
4258 vector is filled, call vt_init_cfa_base if argp/framep has been
4259 eliminated to sp. If frame_pointer_needed and argp/framep has
4260 been eliminated to hard frame pointer, set
4261 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4262 encountering fp setter in the prologue. For MO_ADJUST, call
4263 log_op_type before pusing the op into mos vector, not afterwards.
4264 Call adjust_insn before cselib_process_insn/add_with_sets,
4265 call cancel_changes (0) afterwards.
4266 (variable_tracking_main_1): Adjust for vt_initialize calling
4267 vt_stack_adjustments and returning whether it succeeded or not.
4269 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4271 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4274 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4276 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4278 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4279 drap_reg has not been set.
4281 2010-03-15 Michael Matz <matz@suse.de>
4284 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4285 use it to expand block copies.
4286 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4287 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4288 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4290 2010-03-15 Richard Guenther <rguenther@suse.de>
4292 PR tree-optimization/43367
4293 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4296 2010-03-15 Richard Guenther <rguenther@suse.de>
4298 PR tree-optimization/43317
4299 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4301 2010-03-15 Martin Jambor <mjambor@suse.cz>
4303 PR tree-optimization/43141
4304 * tree-sra.c (create_abstract_origin): New function.
4305 (modify_function): Call create_abstract_origin.
4307 2010-03-15 Chris Demetriou <cgd@google.com>
4309 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4312 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4315 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4316 call insert_out_of_ssa_copy for default definitions.
4318 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4320 * graphite-clast-to-gimple.c (my_long_long): Defined.
4321 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4322 * graphite-sese-to-poly.c (my_long_long): Defined.
4323 (scop_ivs_can_be_represented): Use it.
4325 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4327 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4328 graphite-max-bbs-per-function, and loop-block-tile-size.
4329 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4331 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4333 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4335 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4336 forward declaration.
4337 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4338 (add_upper_bounds_from_estimated_nit): New.
4339 (build_loop_iteration_domains): Use it.
4341 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4343 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4345 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4348 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4349 should be an INTEGER_CST. Also handle CASE_CONVERT.
4351 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4353 * graphite.c (graphite_initialize): To bound the number of bbs per
4354 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4355 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4356 * doc/invoke.texi: Document it.
4358 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4360 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4361 * graphite-sese-to-poly.h (build_poly_scop): Same.
4363 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4365 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4366 the number of parameters in the scop. Use as an upper bound
4367 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4368 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4369 * doc/invoke.texi: Document it.
4371 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4373 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4374 * doc/c-tree.texi: Remove.
4375 * doc/generic.texi: Merge c-tree.texi here.
4376 * doc/gccint.texi (Trees): Remove menu entry.
4377 (c-tree.texi): Remove @include.
4378 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4379 * doc/languages.texi (Reading RTL): Ditto.
4381 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4384 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4386 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4389 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4390 code added to work around reload clobbering CONST insns.
4392 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4394 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4395 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4396 (cselib_preserve_only_values): Remove retain argument, don't
4397 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4398 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4399 * var-tracking.c (micro_operation): Move insn field before union.
4400 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4401 (struct variable_tracking_info_def): Remove n_mos field, change
4402 mos into a vector of micro_operations.
4403 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4404 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4405 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4406 changing into a vector.
4407 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4408 come before all other uops generated by add_stores.
4409 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4411 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4412 a vector. Run just one pass over the bbs instead of separate counting
4413 and computation phase.
4414 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4417 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4418 into *nonlocalized_list vector.
4419 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4420 even if origin is non-NULL.
4421 (gen_variable_die): Likewise.
4422 (process_scope_var): Don't change origin.
4423 (gen_decl_die): Likewise.
4424 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4425 before adding new edges instead of after it, fix moving over
4428 2010-03-11 David S. Miller <davem@davemloft.net>
4430 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4432 * configure: Rebuild.
4434 2010-03-11 Martin Jambor <mjambor@suse.cz>
4436 PR tree-optimization/43257
4437 * tree.c (assign_assembler_name_if_neeeded): New function.
4438 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4440 * tree.h (assign_assembler_name_if_neeeded): Declare.
4441 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4442 the function if needed.
4444 2010-03-11 Chris Demetriou <cgd@google.com>
4446 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4447 include/stdint-gcc.h, and include/stdint.h world-readable.
4449 2010-03-11 Richard Guenther <rguenther@suse.de>
4451 PR tree-optimization/43255
4452 * tree-vrp.c (process_assert_insertions_for): Do not insert
4453 asserts for trivial conditions.
4455 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4457 PR tree-optimization/43280
4458 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4459 generation. Move calculation of size out of the if branch.
4460 (find_bswap): Modify compare number generation.
4462 2010-03-11 Richard Guenther <rguenther@suse.de>
4465 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4466 (input_gimple_stmt): Fixup handled component types during
4467 operand read. Also fix up decls in ADDR_EXPRs.
4469 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4471 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4472 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4474 2010-03-10 Jan Hubicka <jh@suse.cz>
4477 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4478 * varasm.c (get_variable_section): Don't do that here...
4479 (make_decl_rtl): ... and here.
4480 (do_assemble_alias): Produce decl RTL.
4481 (assemble_alias): Likewise.
4483 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4486 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4487 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4489 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4490 (based_loc_descr): Only express drap or vdrap regno based expressions
4491 using DW_OP_fbreg when not optimizing.
4492 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4493 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4494 REG_CFA_SET_VDRAP note.
4496 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4498 PR tree-optimization/43236
4499 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4500 error in calculation of base address in reverse iteration case.
4501 (generate_builtin): Take number of latch executions if the statement
4504 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4507 * tree-eh.c: Include pointer-set.h.
4508 (lower_eh_dispatch): Filter out duplicate case labels and
4509 remove the unneeded edge when the label is unused. Return
4510 true when some edges are removed.
4511 (execute_lower_eh_dispatch): When any lowering resulted in
4512 removing an edge, also delete unreachable blocks.
4514 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4517 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4518 UNSPEC_MACHOPIC_OFFSET.
4520 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4523 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4524 (m68k_delegitimize_address): New function.
4526 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4529 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4532 * var-tracking.c (adjust_sets): New function.
4533 (count_with_sets, add_with_sets): Use it.
4534 (get_adjusted_src): New inline function.
4535 (add_stores): Use it.
4538 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4539 call cselib_dummy_expand_value_rtx_cb instead of
4540 cselib_expand_value_rtx_cb.
4543 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4544 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4545 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4546 and .cfi_endproc around the pic thunks.
4547 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4548 all queued unwind info register saves are saved before the call.
4549 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4550 considered as sp-=4 for unwind info and the pop as sp+=4 which
4551 also clobbers dest, but doesn't actually restore it.
4554 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4555 RTX_FRAME_RELATED_P.
4557 2010-03-09 Jie Zhang <jie@codesourcery.com>
4559 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4560 whitespaces in output template.
4562 2010-03-09 Jie Zhang <jie@codesourcery.com>
4564 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4567 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4569 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4570 builtins.exp in a separate job.
4572 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4574 * graphite-sese-to-poly.c (add_param_constraints): Use
4575 lower_bound_in_type and upper_bound_in_type.
4577 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4579 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4580 instead of unsigned_type_node.
4582 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4583 Reza Yazdani <reza.yazdani@amd.com>
4586 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4587 on pointer type parameters.
4589 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4593 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4594 handle conversions from pointer to integers.
4595 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4596 induction variable, to be able to work with code generated by CLooG.
4597 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4598 (build_poly_scop): Bail out if we cannot codegen a loop.
4600 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4602 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4603 code generation with gloog_error.
4605 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4607 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4608 Call fold_convert on all the returned values.
4609 (expand_scalar_variables_expr): Pass to
4610 expand_scalar_variables_ssa_name the type of the resulting expression.
4612 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4614 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4615 ppl_min_for_le_pointset.
4616 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4617 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4619 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4621 * graphite-dependences.c (map_into_dep_poly): Removed.
4622 (dependence_polyhedron_1): Use combine_context_id_scat.
4624 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4626 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4627 (struct poly_bb): Same.
4628 (combine_context_id_scat): New.
4630 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4633 * sese.c (name_defined_in_loop_p): Return false for default
4636 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4638 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4639 and clean up the logic.
4641 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4643 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4646 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4648 * var-tracking.c (remove_cselib_value_chains): Define only for
4650 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4651 delete_slot_part, emit_notes_for_differences_1): Don't call
4652 remove_cselib_value_chains here.
4653 (set_slot_part, emit_notes_for_differences_2): Don't call
4654 add_cselib_value_chains here.
4655 (preserved_values): New vector.
4656 (preserve_value): New function.
4657 (add_uses, add_stores, vt_add_function_parameters): Use it
4658 instead of cselib_preserve_value.
4659 (changed_values_stack): New vector.
4660 (check_changed_vars_0): New function.
4661 (check_changed_vars_1, check_changed_vars_2): Use it.
4662 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4663 changed_values_stack VALUEs.
4664 (vt_emit_notes): For all preserved_values call
4665 add_cselib_value_chains. If ENABLE_CHECKING call
4666 remove_cselib_value_chains before verifying value_chains is empty.
4667 Initialize and free changed_values_stack.
4668 (vt_initialize): Initialize preserved_values.
4669 (vt_finalize): Free preserved_values.
4671 2010-03-08 Richard Guenther <rguenther@suse.de>
4673 PR tree-optimization/43269
4674 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4677 2010-03-08 Martin Jambor <mjambor@suse.cz>
4679 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4680 (ipa_is_param_called): Removed.
4681 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4682 (ipa_print_node_params): Do not print the called flag.
4683 (ipa_write_node_info): Do not stream the called flag.
4684 (ipa_read_node_info): Likewise.
4686 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4689 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4690 * cselib.c (struct expand_value_data): Add dummy field.
4691 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4693 (cselib_dummy_expand_value_rtx_cb): New function.
4694 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4696 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4697 * var-tracking.c: Include pointer-set.h.
4698 (variable): Change n_var_parts to char from int. Add
4699 cur_loc_changed and in_changed_variables fields.
4700 (variable_canonicalize): Remove.
4701 (shared_var_p): New inline function.
4702 (unshare_variable): Maintain cur_loc_changed and
4703 in_changed_variables fields. If var was in changed_variables,
4704 replace it there with new_var. Just copy cur_loc instead of
4705 resetting it to something else.
4706 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4707 (dataflow_set_union): Don't call variable_canonicalize.
4708 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4709 of their DEBUG_EXPR_TREE_DECLs.
4710 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4711 and in_changed_variables and cur_loc_changed is false.
4712 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4713 and cur_loc_changed. Don't update cur_loc here.
4714 (variable_merge_over_src): Don't call variable_canonicalize.
4715 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4716 removing loc that is equal to cur_loc, clear cur_loc,
4717 set cur_loc_changed and ensure variable_was_changed is called.
4718 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4719 compare pointers in cur_loc check, if it is equal to loc,
4720 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4721 (variable_different_p): Remove compare_current_location argument,
4722 don't compare cur_loc.
4723 (dataflow_set_different_1): Adjust variable_different_p caller.
4724 (variable_was_changed): If dv had some var in changed_variables
4725 already, reset in_changed_variables flag for it and propagate
4726 cur_loc_changed over to the new variable. On empty var
4727 always set cur_loc_changed. Set in_changed_variables on whatever
4728 var is added to changed_variables.
4729 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4730 Use shared_var_p. When removing loc that is equal to cur_loc,
4731 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4732 end, don't set it to something else, just call variable_was_changed.
4733 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4734 loc being removed, clear cur_loc and set cur_loc_changed.
4735 Set cur_loc_changed if all locations have been removed.
4736 (struct expand_loc_callback_data): New type.
4737 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4738 allocated. Always create SUBREGs if simplify_subreg failed.
4739 Prefer to use cur_loc, when that fails and still in
4740 changed_variables (and seen first time) recompute it. Set
4741 cur_loc_changed of variables which had to change cur_loc and
4742 compute elcd->cur_loc_changed if any of the subexpressions used
4743 had to change cur_loc.
4744 (vt_expand_loc): Adjust to pass arguments in
4745 expand_loc_callback_data structure.
4746 (vt_expand_loc_dummy): New function.
4747 (emitted_notes): New variable.
4748 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4749 that weren't used for any other decl in current
4750 emit_notes_for_changes call call vt_expand_loc_dummy to update
4751 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4752 first loc_chain location if NULL before. Always use just
4753 cur_loc instead of first loc_chain location. When cur_loc_changed
4754 is false, when not --enable-checking=rtl just don't emit any note.
4755 When rtl checking, compute the note and assert it is the same
4756 as previous note. Clear cur_loc_changed and in_changed_variables
4757 at the end before removing from changed_variables.
4758 (check_changed_vars_3): New function.
4759 (emit_notes_for_changes): Traverse changed_vars to call
4760 check_changed_vars_3 on each changed var.
4761 (emit_notes_for_differences_1): Clear cur_loc_changed and
4762 in_changed_variables. Recompute cur_loc of new_var.
4763 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4764 (vt_emit_notes): Initialize and destroy emitted_notes.
4766 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4768 PR rtl-optimization/42220
4769 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4770 Use verify_reg_tracked to determine if we should use OP_OUT rather
4772 (build_def_use): If we see an in-out operand for a register that we
4773 know nothing about, treat is an output if possible, fail the block if
4776 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4779 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4782 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4785 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4786 uses of relevant DEFs that are dead outside the loop too.
4788 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4790 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4792 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4794 * var-tracking.c (values_to_unmark): New variable.
4795 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4796 values_to_unmark vector. Moved body to...
4797 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4798 instead queue it into values_to_unmark vector.
4799 (vt_find_locations): Free values_to_unmark vector.
4801 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4803 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4804 (site.exp): Export them when plugins are enabled.
4806 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4809 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4811 (chrec_fold_multiply): Same.
4813 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4816 * c-decl.c (build_compound_literal): Return early if init is
4819 2010-03-04 Martin Jambor <mjambor@suse.cz>
4821 PR tree-optimization/43164
4822 PR tree-optimization/43191
4823 * tree-sra.c (type_consists_of_records_p): Reject records with
4824 zero-size bit-fields at the end.
4826 2010-03-04 Mike Stump <mikestump@comcast.net>
4828 * Makefile.in (TAGS): Remove *.y.
4830 2010-03-04 Richard Guenther <rguenther@suse.de>
4832 PR tree-optimization/40761
4833 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4835 (my_rev_post_order_compute): New function.
4836 (init_pre): Call it.
4838 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4841 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4842 decrease the cost of an IV candidate when the cost is infinite.
4844 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4846 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4847 Use '3DNow!' for the extension of that name, ensure normal space
4849 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4851 2010-03-03 Jeff Law <law@redhat.com>
4853 * PR middle-end/32693
4854 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4855 than gen_rtx_SUBREG.
4856 (extract_bit_field_1): Likewise.
4858 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4860 * doc/sourcebuild.texi (Test directives): Document that arguments
4861 include-opts and exclude-opts are now optional for dg-skip-if,
4862 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4864 2010-03-03 Jason Merrill <jason@redhat.com>
4867 * cgraph.h (varpool_node): Add extra_name field.
4868 * varpool.c (varpool_extra_name_alias): New.
4869 (varpool_assemble_decl): Emit extra name aliases.
4870 (varpool_mark_needed_node): Look past an extra name alias.
4871 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4872 * lto-streamer-in.c (lto_input_tree): Read it.
4873 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4875 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4877 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4878 (sparc*-*-solaris2*): ...this.
4880 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4883 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4884 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4885 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4886 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4889 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4890 fallthrough to default handling, just with want_address 0 instead of 2.
4891 For single element lists, add_AT_loc directly, otherwise create an
4892 artificial variable DIE and stick location list to it.
4895 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4896 (VAL_EXPR_HAS_REVERSE): Define.
4897 (reverse_op): New function.
4898 (add_stores): For reversible operations add an extra MO_VAL_USE.
4900 2010-03-02 Jason Merrill <jason@redhat.com>
4902 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4904 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4906 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4907 (sparc64-*-linux*): Likewise.
4908 (sparc64-*-solaris2*): Include assembler files before linker ones.
4909 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4910 * config/sparc/gas.h: Delete.
4911 * config/sparc/sol2-64.h: Add copyright notice.
4912 * config/sparc/sol2-gas-bi.h: Likewise.
4913 * config/sparc/sol2-gld.h: Likewise.
4914 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4915 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4916 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4917 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4918 (sparc_elf_asm_named_section): Rename into...
4919 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4921 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4923 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4925 2010-03-02 Jeff Law <law@redhat.com>
4928 * reload1.c (rtx_p, substitute_stack): Declare.
4929 (substitute): Record addresses of changed rtxs.
4930 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4931 Restore the original rtx when complete.
4932 (reload): Free subsitute_stack when complete.
4934 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4936 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4937 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4939 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4940 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4941 Torture Tests): Change from subsection to section.
4943 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4944 Steven Bosscher <steven@gcc.gnu.org>
4946 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4949 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4952 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4953 the assignment from the new induction variable to the assignment
4954 of the value from the original loop PHI function.
4956 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4957 Daniel Jacobowitz <dan@codesourcery.com>
4959 * doc/sourcebuild.texi (Test directives): Clarify options to
4962 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4964 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4965 Disable cfi directives unless GCC and gas agree on using read-only
4966 .eh_frame sections for 64-bit.
4967 * configure: Regenerate.
4969 2010-03-01 Richard Guenther <rguenther@suse.de>
4971 PR tree-optimization/43220
4972 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4973 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4975 2010-03-01 Richard Guenther <rguenther@suse.de>
4976 Martin Jambor <mjambor@suse.cz>
4979 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4980 gimplified parameters.
4982 2010-03-01 Christian Bruel <christian.bruel@st.com>
4984 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4986 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4988 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4990 2010-03-01 Richard Guenther <rguenther@suse.de>
4993 * expr.c (expand_assignment): Use the alias-oracle to tell
4994 if the rhs aliases the result decl.
4996 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4999 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5000 to sol_gt_pch_get_address.
5001 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5002 64-bit, SPARC and x86.
5003 (sol_gt_pch_get_address): New function.
5005 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5007 * toplev.h (inform_n, error_n): Declare.
5008 * diagnostic.c (inform_n, error_n): New function.
5010 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5012 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5013 has no rtl yet when processing local_decls, queue it and recheck
5014 if deferred stack allocation hasn't assigned it rtl.
5016 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5018 * config/sh/sh.c (unspec_bbr_uid): New.
5019 (gen_block_redirect): Use it instead of INSN_UID.
5020 (gen_far_branch): Likewise.
5022 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5024 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5025 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5027 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5029 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5030 (Warning Options): -Wno-conversion-null is valid for
5031 Objective-C++ as well.
5032 * doc/tm.texi (Named Address Spaces): Likewise.
5033 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5034 * doc/tree-ssa.texi (Tree SSA): Likewise.
5036 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5039 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5040 by default. Don't set the default arch for
5041 i[34567]86-*-darwin*|x86_64-*-darwin*.
5043 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5046 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5047 default. Set the default 32bit/64bit archs with $with_arch
5048 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5050 2010-02-27 Richard Guenther <rguenther@suse.de>
5052 PR tree-optimization/43186
5053 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5054 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5055 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5056 unroller iterations.
5058 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5060 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5061 required and i[34567]86-*-* targets don't support 64bit ISA.
5063 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5066 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5069 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5071 * config.gcc: Set the default arch at least to Prescott for
5072 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5073 if SSE math is enabled.
5075 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5077 * diagnostic.c (diagnostic_initialize): Update.
5078 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5080 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5081 (diagnostic_inhibit_notes): New.
5082 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5084 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5087 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5088 * doc/standards.texi: Likewise.
5089 * doc/extend.texi: Likewise.
5090 * doc/trouble.texi: Likewise.
5091 * doc/cppopts.texi: Likewise.
5092 * doc/install.texi: Likewise.
5093 * c.opt (std=c90,std=gnu90): New options.
5094 * c-opts.c (c_common_handle_option): Handle them.
5096 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5099 * c-decl.c (undeclared_variable): Use an informative note.
5101 2010-02-26 Richard Guenther <rguenther@suse.de>
5103 PR tree-optimization/43186
5104 * gimple.h (gimple_fold): Remove.
5105 * gimple.c (gimple_fold): Remove. Inline into single user ...
5106 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5107 Try harder for conditions.
5109 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5112 * function.c (used_types_insert): Don't skip through named pointer
5113 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5114 and it is different from the main variant's type.
5116 2010-02-26 Nick Clifton <nickc@redhat.com>
5118 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5120 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5122 * config.gcc: Support --with-fpmath=sse for x86.
5124 * config/i386/ssemath.h: New.
5126 * doc/install.texi (--with-fpmath=sse): Documented.
5128 2010-02-26 Richard Guenther <rguenther@suse.de>
5130 PR tree-optimization/43188
5131 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5132 vector types of over-aligned element type.
5134 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5137 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5138 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5140 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5142 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5144 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5146 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5147 * var-tracking.c: Include diagnostic.h.
5148 (debug_dv): New function.
5149 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5152 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5153 (add_value_chain, add_value_chains, remove_value_chain,
5154 remove_value_chains): Handle DEBUG_EXPRs.
5155 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5158 * regcprop.c (struct queued_debug_insn_change): New type.
5159 (struct value_data_entry): Add debug_insn_changes field.
5160 (struct value_data): Add n_debug_insn_changes field.
5161 (debug_insn_changes_pool): New variable.
5162 (free_debug_insn_changes, apply_debug_insn_changes,
5163 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5164 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5165 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5167 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5169 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5170 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5171 changes, call cprop_find_used_regs via note_stores.
5172 (copyprop_hardreg_forward): When copying vd from predecessor
5173 which has any queued DEBUG_INSN changes, make sure the pointers are
5174 cleared. At the end call df_analyze and then if there are any
5175 DEBUG_INSN changes queued at the end of some basic block for still
5176 live registers, apply them.
5177 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5179 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5181 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5184 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5186 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5187 targets. Set the default with_cpu/with_arch from arch/cpu.
5188 Allow x86-64 and native for with_cpu/with_arch.
5190 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5192 * ebitmap.c: Change calls to verify_popcount with calls to
5193 sbitmap_verify_popcount.
5194 (ebitmap_clear_bit): Fixed map->cacheindex test and
5195 map>cache update when bit clearing results in an empty
5198 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5201 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5202 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5203 and support both V2DF and V2DI modes.
5204 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5205 support both V2DF and V2DI modes.
5206 (general): Delete trailing whitespace from a few patterns.
5208 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5209 V2DF/V2DI interleave high/low builtins.
5211 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5214 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5215 interleave high/low functions.
5217 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5219 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5220 #pragma extern_prefix.
5222 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5225 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5226 BLKmode, assert op0 is a MEM and just adjust its mode.
5229 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5230 if bitpos isn't multiple of mode's bitsize.
5232 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5234 * c.opt (-ftemplate-depth=): New.
5235 (-ftemplate-depth-): Deprecate.
5236 * optc-gen.awk: Handle -ftemplate-depth=.
5237 * opth-gen.awk: Likewise.
5238 * c-opts.c (c_common_handle_option): Likewise.
5239 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5241 2010-02-24 Jason Merrill <jason@redhat.com>
5243 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5245 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5247 * cfg.c (alloc_aux_for_block): Remove inline.
5248 (alloc_aux_for_edge): Likewise.
5250 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5252 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5254 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5256 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5257 * config/i386/sol2-gas.h: New file.
5258 * config.gcc (i[34567]86-*-solaris2*): Use it.
5260 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5263 * c-typeck.c (ep_convert_and_check): New.
5264 (build_conditional_expr): Use it.
5265 (build_binary_op): Likewise.
5267 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5269 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5272 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5273 bounds even for -O+.
5274 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5275 expr needs to have DECL_NAME set.
5277 2010-02-24 Nick Clifton <nickc@redhat.com>
5279 * config/mep/mep.c: Include gimple.h.
5280 (mep_function_uses_sp): Delete unused function.
5281 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5282 parameters. Use unsigned integers to count args. Return a
5283 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5285 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5288 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5289 greater or equal to nelt instead of 2 * nelt.
5290 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5293 2010-02-23 Jason Merrill <jason@redhat.com>
5296 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5297 in cfun->local_decls even if they have register types.
5300 * stor-layout.c (place_field): Don't warn about unnecessary
5301 DECL_PACKED if the type is packed.
5303 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5306 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5307 GOTOFF relocs, even when the base reg isn't pic pointer.
5309 2010-02-23 Michael Matz <matz@suse.de>
5312 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5313 (expand_gimple_basic_block): Generate and use debug temps if there
5314 are debug uses left after the last real use of TERed ssa names.
5315 Unlink debug immediate uses when they are expanded.
5317 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5320 * config/i386/i386.c (override_options): Reorganise to provide
5321 better error messages.
5323 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5326 * graphite-scop-detection.c (create_single_exit_edge): Move
5327 the call to find_single_exit_edge to....
5328 (create_sese_edges): ...here. Don't handle multiple edges
5329 exiting the function.
5330 (build_graphite_scops): Don't handle multiple edges
5331 exiting the function.
5333 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5336 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5337 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5339 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5342 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5344 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5347 * c-typeck.c (convert_arguments): Print declaration location.
5348 * c-common.c (validate_nargs): Rename as
5349 builtin_function_validate_nargs.
5350 (check_builtin_function_arguments): Update.
5352 2010-02-22 Richard Guenther <rguenther@suse.de>
5355 * tree-inline.c (declare_return_variable): Use the type of
5356 the call stmt lhs if available.
5358 2010-02-22 Duncan Sands <baldrick@free.fr>
5360 * passes.c (register_pass): Always consider all pass lists when
5361 ref_pass_instance_number is zero.
5363 2010-02-22 Richard Guenther <rguenther@suse.de>
5365 PR tree-optimization/42749
5366 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5367 parameter. Do arithmetic in the original type.
5368 (update_accumulator_with_ops): Likewise.
5369 (adjust_accumulator_values): Adjust.
5371 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5373 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5374 (QI to BLKmode splitter): New splitter.
5376 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5378 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5379 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5381 2010-02-22 Richard Guenther <rguenther@suse.de>
5383 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5385 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5387 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5388 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5389 ($(T)crti.o, $(T)crtn.o): Remove rules.
5391 2010-02-21 Tobias Burnus <burnus@net-b.de>
5394 * doc/invoke.texi (-fassociative-math): Document that this
5395 option is automatically enabled for Fortran.
5397 2010-02-20 David S. Miller <davem@davemloft.net>
5399 * configure.ac: Test if linker and assembler properly support
5400 GOTDATA_OP relocations.
5401 * configure: Rebuild.
5402 * config.in: Likewise.
5403 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5404 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5405 (movsi_high_pic): Likewise.
5406 (movdi_lo_sum_pic): Likewise.
5407 (movdi_high_pic): Likewise.
5408 (movsi_pic_gotdata_op): New pattern.
5409 (movdi_pic_gotdata_op): Likewise.
5410 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5411 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5413 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5416 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5417 attribute to ssemul.
5418 (xop_mulv2div2di3_high): Ditto.
5420 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5423 * c.opt (Wconversion-null): New option.
5424 * doc/invoke.texi (Wconversion-null): Document.
5426 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5428 * common.opt (Wlarger-than-): Add Undocumented.
5430 2010-02-19 Mike Stump <mikestump@comcast.net>
5432 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5434 2010-02-19 Jason Merrill <jason@redhat.com>
5437 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5438 * configure: Likewise.
5440 2010-02-20 Alan Modra <amodra@gmail.com>
5443 * cgraph.h (cgraph_make_decl_local): Declare.
5444 * cgraph.c (cgraph_make_decl_local): New function.
5445 (cgraph_make_node_local): Use it.
5446 * cgraphunit.c (cgraph_function_versioning): Likewise.
5447 * ipa.c (function_and_variable_visibility): Likewise.
5449 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5452 * except.c (sjlj_emit_function_enter): Don't call
5453 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5455 * rtl.h (add_reg_br_prob_note): Remove prototype.
5457 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5460 * c-common.c (conversion_warning): Remove widening conversions
5461 before checking the conversion of integers to reals.
5463 2010-02-19 Mike Stump <mikestump@comcast.net>
5466 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5469 * cgraphunit.c (process_function_and_variable_attributes): Check
5470 DECL_PRESERVE_P instead of looking up attribute "used".
5471 * ipa-pure-const.c (check_decl): Likewise.
5472 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5473 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5474 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5475 instead of attribute "used".
5476 * config/sol2-c.c (solaris_pragma_init): Likewise.
5477 (solaris_pragma_fini): Likewise.
5479 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5481 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5482 Use XCNEW instead of xcalloc.
5483 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5484 XNEW instead of xmalloc.
5485 (get_fields): Use XNEWVEC instead of xmalloc.
5488 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5489 populate vars array.
5490 (create_new_general_access): For debug stmts just reset value.
5491 (get_stmt_accesses): For accesses within debug stmts just record them
5492 using add_access_to_acc_sites instead of preventing the peeling or
5493 counting them as accesses.
5496 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5498 2010-02-19 Richard Guenther <rguenther@suse.de>
5500 PR tree-optimization/42916
5501 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5504 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5506 * configure.ac: Replace all uses of changequote in macro arguments
5507 with proper quoting.
5509 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5512 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5514 2010-02-19 Richard Guenther <rguenther@suse.de>
5516 PR tree-optimization/42944
5517 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5518 test for aliasing with errno.
5520 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5523 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5524 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5525 * dojump.c: Include output.h.
5526 (inv): New inline function.
5527 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5528 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5529 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5530 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5531 argument, pass it down to other calls.
5532 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5533 add REG_BR_PROB note to the conditional jump.
5534 * cfgexpand.c (add_reg_br_prob_note): Removed.
5535 (expand_gimple_cond): Don't call it, add the probability
5536 as last argument to jumpif_1/jumpifnot_1.
5537 * Makefile.in (dojump.o): Depend on output.h.
5538 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5540 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5541 * stmt.c (do_jump_if_equal): Likewise.
5542 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5543 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5544 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5546 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5547 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5548 jumpifnot_1 callers.
5549 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5551 (store_expr): Adjust jumpifnot caller.
5552 (store_constructor): Adjust jumpif caller.
5555 * gimplify.c (gimple_boolify): For __builtin_expect call
5556 gimple_boolify also on its first argument.
5558 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5560 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5562 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5563 * configure: Regenerated.
5565 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5567 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5568 lang_hooks.types_compatible_p instead of comptypes.
5570 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5572 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5573 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5574 if __prefer_thumb__ is defined.
5576 2010-02-18 Martin Jambor <mjambor@suse.cz>
5578 PR tree-optimization/43066
5579 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5580 array with zero-sized element type.
5582 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5584 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5585 rtx, allocate struct var_loc_node here and return it to the
5586 caller, and only if it is actually needed.
5587 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5588 move it earlier and return immediately if it returns NULL.
5590 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5592 * config/sparc/gas.h: New file. Restore
5593 TARGET_ASM_NAMED_SECTION to its ELF default.
5594 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5596 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5597 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5598 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5599 after sparc/sysv4.h.
5601 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5603 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5605 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5607 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5608 patterns from predicated pattern.
5610 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5613 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5614 for insn mnemonic suffix.
5616 2010-02-17 Richard Guenther <rguenther@suse.de>
5618 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5621 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5624 * caller-save.c (save_call_clobbered_regs): If BB ends with
5625 a DEBUG_INSN, move any notes in between last real insn and the last
5626 DEBUG_INSN after the last DEBUG_INSN.
5628 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5630 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5631 Fix return type. Fix argument type. Explain meaning of return value.
5633 2010-02-16 Richard Guenther <rguenther@suse.de>
5635 PR tree-optimization/41043
5636 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5637 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5639 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5641 2010-02-16 Ira Rosen <irar@il.ibm.com>
5643 PR tree-optimization/43074
5644 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5645 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5646 vectorizable cycles in hybrid SLP check.
5647 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5649 2010-02-16 Richard Guenther <rguenther@suse.de>
5651 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5652 (true_dependence): If memrefs_conflict_p computes must-alias
5653 trust it. Move TBAA check after offset-based disambiguation.
5654 (canon_true_dependence): Likewise.
5656 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5658 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5659 * doc/invoke.texi: Document it.
5660 * var-tracking.c: Include toplev.h and params.h.
5661 (vt_find_locations): Return bool indicating success. Compute
5662 hash sizes unconditionally. Check new parameter, report.
5663 (variable_tracking_main_1): Check vt_find_locations results and
5664 retry. Renamed from...
5665 (variable_tracking_main): ... this. New wrapper to preserve
5666 flag_var_tracking_assignments.
5667 * Makefile.in (var-tracking.o): Adjust dependencies.
5669 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5670 Jakub Jelinek <jakub@redhat.com>
5673 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5674 if weak_import attribute is present.
5675 * config/darwin.c (machopic_select_section): Likewise.
5677 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5679 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5680 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5681 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5682 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5684 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5687 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5690 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5691 Rewrite text to refer to the names.
5693 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5695 * config/i386/i386-builtin-types.def
5696 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5697 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5698 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5699 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5700 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5701 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5702 IX86_BUILTIN_VPERMIL2PS256.
5703 (MULTI_ARG_4_DF2_DI_I): Defined.
5704 (MULTI_ARG_4_DF2_DI_I1): Defined.
5705 (MULTI_ARG_4_SF2_SI_I): Defined.
5706 (MULTI_ARG_4_SF2_SI_I1): Defined.
5707 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5708 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5709 __builtin_ia32_vpermil2ps256.
5710 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5711 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5712 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5713 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5714 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5715 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5716 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5717 CODE_FOR_xop_vpermil2v8sf3.
5718 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5719 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5720 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5721 (_mm256_permute2_pd): New.
5722 (_mm_permute2_ps): New.
5723 (_mm256_permute2_ps): New.
5725 2010-02-15 Nick Clifton <nickc@redhat.com>
5727 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5728 boolean parameters. Use emit_jump_insn when emitting a pop
5729 instruction containing a return insn.
5730 (push): Use 'true' rather than '1' as second parameter to F.
5731 (h8300_expand_prologue): Likewise.
5732 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5733 (h8300_expand_epilogue): Likewise.
5735 2010-02-15 Richard Guenther <rguenther@suse.de>
5738 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5741 2010-02-15 Nick Clifton <nickc@redhat.com>
5743 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5746 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5748 * intl.c (fake_ngettext): New function.
5749 * intl.h (fake_ngettext): Declare.
5750 (ngettext): Define macro.
5751 * collect2.c (notice_translated): New function.
5752 (main): Use notice_translated and ngettext.
5753 * collect2.h (notice_translated): Declare.
5755 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5757 * reorg.c (delete_computation): Comment fixes.
5758 * caller-save.c (setup_save_areas): Idem.
5759 * sel-sched-dump.c (dump_lv_set): Idem.
5762 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5764 * config/s390/s390.c (s390_sched_init): New function.
5765 (TARGET_SCHED_INIT): Target hook defined.
5767 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5768 Jack Howarth <howarth@bromo.med.uc.edu>
5769 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5772 Partial revert of unintended change in fix for PR41605.
5773 * config/darwin.h: Fix typo.
5774 * config/darwin9.h: Same.
5776 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5778 * c-pch.c (pch_init): Clear v.
5780 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5783 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5784 graphite_can_represent_init for MULT_EXPR.
5786 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5790 * graphite-sese-to-poly.c (remove_phi): New.
5791 (translate_scalar_reduction_to_array): Call remove_phi.
5793 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5796 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5797 * graphite-clast-to-gimple.h (gloog): Update declaration.
5798 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5799 * graphite-poly.h (struct poly_bb): Add missing comments.
5800 (struct scop): Add poly_scop_p field.
5802 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5803 * graphite.c (graphite_transform_loops): Build the polyhedral
5804 representation for each scop before code generation.
5805 * sese.c (rename_variables_in_operand): Removed.
5806 (rename_variables_in_expr): Return the renamed expression.
5807 (rename_sese_parameters): New.
5808 * sese.h (rename_sese_parameters): Declared.
5810 2010-02-11 Richard Guenther <rguenther@suse.de>
5812 PR tree-optimization/42998
5813 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5814 POINTER_PLUS_EXPR properly.
5816 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5817 Changpeng Fang <changpeng.fang@amd.com>
5820 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5821 the cost of an IV candidate when the IV is used in a test against zero.
5823 * gcc.dg/tree-ssa/ivopts-3.c: New.
5825 2010-02-11 Richard Guenther <rguenther@suse.de>
5828 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5829 pointer-vs-decl case by swapping refs. Handle some cases
5830 of pointer-vs-decl disambiguations more conservatively.
5831 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5832 to false after expanding.
5834 2010-02-11 Richard Guenther <rguenther@suse.de>
5837 * gcc.c (process_command): Handle LTO file@offset case more
5840 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5842 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5843 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5845 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5847 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5848 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5849 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5850 Optimize eq/ne comparisons when both arguments are known to be
5852 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5853 Don't mask operands unnecessarily if they are known to be already
5856 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5858 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5861 2010-02-10 Richard Guenther <rguenther@suse.de>
5863 PR tree-optimization/43017
5864 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5865 for wrapping signed arithmetic.
5867 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5870 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5871 if no debug info should be emitted for it.
5873 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5875 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5876 note when flag_exceptions is set.
5878 2010-02-10 Duncan Sands <baldrick@free.fr>
5880 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5882 2010-02-10 Richard Guenther <rguenther@suse.de>
5885 * tree.c (get_unwidened): Handle constants.
5886 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5888 2010-02-10 Martin Jambor <mjambor@suse.cz>
5891 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5892 check for variable argument counts independently.
5894 2010-02-10 Christian Bruel <christian.bruel@st.com>
5897 * config/sh/sh.c (find_barrier): Increase length for non delayed
5898 conditional branches.
5900 2010-02-10 Christian Bruel <christian.bruel@st.com>
5902 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5904 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5906 * builtins.c (set_builtin_user_assembler_name): Also handle
5907 ffs if int is smaller than word.
5909 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5912 * ira-conflicts.c (get_dup): Remove.
5913 (process_reg_shuffles): Add new parameter. Use it as an
5914 additional guard for copy generation.
5915 (add_insn_allocno_copies): Rewrite.
5917 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5919 * common.opt (fsched2-use-traces): Preserved for backward
5921 * doc/invoke.texi: Remove the documentation about option
5922 -fsched2-use-traces.
5923 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5924 flag_sched2_use_traces.
5925 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5926 the backward compatibility flag section.
5928 2010-02-09 Richard Guenther <rguenther@suse.de>
5930 PR tree-optimization/43008
5931 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5932 make HEAP variables initialized from global memory if they
5933 are not known builtin functions.
5934 (find_func_aliases): Adjust.
5936 2010-02-09 Richard Guenther <rguenther@suse.de>
5938 PR tree-optimization/43000
5939 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5940 arithmetic manually.
5942 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5944 PR tree-optimization/42931
5945 * tree-loop-linear.c (try_interchange_loops): Don't call
5946 double_int_mul if estimated_loop_iterations failed.
5948 2010-02-08 Martin Jambor <mjambor@suse.cz>
5951 * tree-sra.c (build_accesses_from_assign): Do not mark in
5952 should_scalarize_away_bitmap if stmt has volatile ops.
5953 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5956 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5958 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5960 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5962 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5965 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5968 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5970 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5973 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5974 to unknown_dependence.
5975 (graphite_legal_transform_dr): Handle the unknown_dependence.
5976 (graphite_carried_dependence_level_k): Same.
5978 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5980 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5982 2010-02-07 Richard Guenther <rguenther@suse.de>
5985 * expr.c (get_inner_reference): Always initialize *pbitsize.
5987 2010-02-07 Richard Guenther <rguenther@suse.de>
5990 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5991 new ARRAY_REFs on variable size element or minimal index arrays.
5993 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5994 gimple_fold_indirect_ref.
5996 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5999 * arm.c (arm_override_options): Just return if the user has specified
6000 an invalid fpu name.
6002 2010-02-03 Jason Merrill <jason@redhat.com>
6005 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6006 i386_pe_maybe_record_exported_symbol.
6008 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6011 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6012 (pa_delegitimize_address): New function.
6014 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6016 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6017 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6019 2010-02-05 Richard Guenther <rguenther@suse.de>
6022 * lto-streamer-in.c (get_resolution): Deal with references
6023 to undefined functions.
6025 2010-02-05 Richard Guenther <rguenther@suse.de>
6027 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6028 (fold_const_aggregate_ref): Likewise.
6029 (ccp_fold_stmt): Substitute loads.
6030 (maybe_fold_reference): Verify types before substituting.
6032 (fold_gimple_assign): Unshare properly.
6033 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6035 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6037 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6038 for rs6000_gen_cell_microcode.
6040 2010-02-04 Richard Guenther <rguenther@suse.de>
6042 PR rtl-optimization/42952
6043 * dse.c (const_or_frame_p): Remove MEM handling.
6045 2010-02-04 Nick Clifton <nickc@redhat.com>
6047 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6048 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6049 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6050 (mn10300_asm_output_mi_thunk): New function.
6051 (mn10300_can_output_mu_thunk): New function.
6052 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6053 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6054 (FUNCTION_ARG): Delete incorrect comment.
6056 2010-02-03 Jason Merrill <jason@redhat.com>
6059 * fold-const.c (operand_equal_p): Handle erroneous types.
6061 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6063 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6065 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6067 PR rtl-optimization/42941
6068 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6071 2010-02-03 Jason Merrill <jason@redhat.com>
6074 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6076 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6079 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6080 (cselib_reset_table): Renamed from...
6081 (cselib_reset_table_with_next_value): ... this.
6082 (cselib_get_next_uid): Renamed from...
6083 (cselib_get_next_unknown_value): ... this.
6084 * cselib.c (next_uid): Renamed from...
6085 (next_unknown_value): ... this.
6086 (cselib_clear_table): Adjust.
6087 (cselib_reset_table): Adjust. Renamed from...
6088 (cselib_reset_table_with_next_value): ... this.
6089 (cselib_get_next_uid): Adjust. Renamed from...
6090 (cselib_get_next_unknown_value): ... this.
6091 (get_value_hash): Use hash.
6092 (cselib_hash_rtx): Likewise.
6093 (new_cselib_val): Adjust. Set and dump uid.
6094 (cselib_lookup_mem): Pass next_uid as hash.
6095 (cselib_subst_to_values): Likewise.
6096 (cselib_log_lookup): Dump uid.
6097 (cselib_lookup): Pass next_uid as hash. Adjust.
6098 (cselib_process_insn): Adjust.
6099 (cselib_init): Initialize next_uid.
6100 (cselib_finish): Adjust.
6101 (dump_cselib_table): Likewise.
6102 * dse.c (canon_address): Dump value uid.
6103 * print-rtl.c (print_rtx): Print value uid.
6104 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6106 (dv_uid): New function, sort of renamed from...
6107 (dv_htab_hash): ... this, reimplemented in terms of it and...
6108 (dv_uid2hash): ... this. New.
6109 (variable_htab_eq): Drop excess assertions.
6110 (tie_break_pointers): Removed.
6111 (canon_value_cmp): Compare uids.
6112 (variable_post_merge_New_vals): Print uids.
6113 (vt_add_function_parameters): Adjust.
6114 (vt_initialize): Reset table. Adjust.
6116 2010-02-03 Richard Guenther <rguenther@suse.de>
6118 PR tree-optimization/42944
6119 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6120 (call_may_clobber_ref_p_1): Likewise. Properly handle
6121 malloc and calloc clobbering errno.
6123 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6125 * doc/invoke.texi: Fix name of sched1 dump.
6127 * opts.c (decode_options): Set flag_tree_switch_conversion
6128 only conditionally on optimize >= 2.
6130 * gcse.c: Assorted comment fixes in pass description.
6132 2010-02-03 Anthony Green <green@moxielogic.com>
6134 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6135 nop padding in order to maintain alignment of storage location of
6136 target function address.
6137 (moxie_trampoline_init): Store target function address at newly
6139 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6141 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6143 2010-02-03 Richard Guenther <rguenther@suse.de>
6146 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6148 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6150 * config.gcc: Reenable check for obsolete targets.
6151 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6152 mips-sgi-irix6.[0-4]*.
6154 2010-02-02 Nick Clifton <nickc@redhat.com>
6156 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6157 constant size of 4 as being the same as 0.
6158 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6159 can take values in the range 0..4.
6161 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6164 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6165 as _darwin10_Unwind_FindEnclosingFunction().
6166 * libgcc-libsystem.ver: New.
6168 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6171 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6172 implicitly set registers.
6174 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6176 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6177 (arm_override_options): Allow automatic selection of the thread
6178 pointer register if thumb2.
6179 (legitimize_pic_address): Improve code sequences for Thumb2.
6180 (arm_call_tls_get_addr): Likewise.
6181 (legitimize_tls_address): Likewise.
6182 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6183 (pic_load_addr_32bit): ... this. New named pattern.
6184 * thumb2.md (pic_load_addr_thumb2): Delete.
6185 (pic_load_dot_plus_four): Delete.
6186 (tls_load_dot_plus_four): New named pattern.
6188 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6191 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6192 Document fix for TLS bug.
6194 2010-01-31 Richard Guenther <rguenther@suse.de>
6196 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6197 conservatively correct.
6199 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6203 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6205 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6207 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6209 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6211 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6213 * config.gcc: Adjust order of makefile fragments for mingw targets.
6215 2010-01-31 Richard Guenther <rguenther@suse.de>
6218 * gimplify.c (gimplify_init_constructor): For volatile LHS
6219 initialize a temporary.
6221 2010-01-31 Matthias Klose <doko@ubuntu.com>
6223 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6225 * configure: Regenerate.
6227 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6229 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6230 the same alias set and their sizes different constantness.
6231 (aliasing_component_refs_p): Revert 2009-10-24 change.
6233 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6235 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6238 2010-01-29 Richard Guenther <rguenther@suse.de>
6240 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6241 Assert we successfully updated the call.
6243 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6245 PR rtl-optimization/42889
6246 * df.h (df_set_bb_dirty_nonlr): New prototype.
6247 * df-core.c (df_set_bb_dirty_nonlr): New function.
6248 * df-scan.c (df_insn_rescan): Call it instead of
6249 df_set_bb_dirty for DEBUG_INSNs.
6251 2010-01-29 Richard Guenther <rguenther@suse.de>
6254 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6255 quadratic behavior in most cases.
6257 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6260 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6261 in the call to gen_x86_movsicc_0_m1.
6263 2010-01-28 Richard Guenther <rguenther@suse.de>
6265 PR tree-optimization/42871
6266 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6268 2010-01-28 Richard Guenther <rguenther@suse.de>
6270 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6271 into call arguments.
6273 2010-01-28 Richard Guenther <rguenther@suse.de>
6276 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6277 the forwarder if the destination is an EH landing pad.
6279 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6281 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6282 block list passed to gimple_duplicate_sese_tail.
6283 (parallelize_loops): Avoid parallelization when the function
6285 Avoid parallelization when the preheader is IRREDUCIBLE.
6286 Try to optimize when estimated_loop_iterations_int is unresolved.
6287 Add the loop's location to the dump file.
6288 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6289 (gimple_duplicate_sese_tail): Remove the check for the latch.
6290 Redirect nexits to the exit block.
6291 Remove handling of the incoming edges to the latch.
6292 Redirect the backedge from the copied latch to the exit bb.
6294 2010-01-28 Michael Matz <matz@suse.de>
6297 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6298 Wrap force_reg into a sequence, emit it before user.
6300 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6302 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6304 (arm_legacy_rev): Likewise.
6305 (thumb_legacy_rev): Likewise.
6307 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6309 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6310 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6311 on MEM's address failed, try avoid_constant_pool_reference and
6312 recurse if it returned something different.
6313 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6314 address, try avoid_constant_pool_reference and recurse if it
6315 returned something different.
6316 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6317 address and avoid_constant_pool_reference returned something
6318 different, don't set have_address.
6320 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6323 * var-tracking.c (val_store): Add modified argument, obey it.
6325 (count_uses): Move down logging of main.
6326 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6327 don't need resolution.
6328 (emit_notes_in_bb): Likewise.
6330 2010-01-27 Richard Guenther <rguenther@suse.de>
6333 * tree-inline.c (remap_decl): Delay remapping of SSA name
6334 default definitions until we need them.
6336 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6338 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6339 (rs6000_delegitimize_address): New function.
6341 * config/s390/s390.c (s390_delegitimize_address): Call
6342 delegitimize_mem_from_attrs.
6345 * tree-inline.c (cannot_copy_type_1): Removed.
6346 (copy_forbidden): Don't forbid copying of functions containing
6347 records/unions with variable length fields.
6349 2010-01-27 Christian Bruel <christian.bruel@st.com>
6353 * config/sh/sh.c (find_barrier): Increase length for non delayed
6354 conditional branches.
6356 2010-01-27 Matthias Klose <doko@ubuntu.com>
6358 * configure.ac (gnu-unique-object): Fix ldd version check.
6359 * configure: Regenerate.
6361 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6363 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6365 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6366 Test for HAVE_GNU_AS value.
6368 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6370 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6371 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6372 INT64_TYPE): Define.
6373 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6374 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6375 INT_LEAST64_TYPE): Define.
6376 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6377 UINT_LEAST64_TYPE): Define.
6378 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6379 INT_FAST64_TYPE): Define.
6380 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6381 UINT_FAST64_TYPE): Define.
6382 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6383 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6384 (SIG_ATOMIC_TYPE): Define.
6386 2010-01-26 Richard Guenther <rguenther@suse.de>
6388 * df-scan.c (df_scan_set_bb_info): Remove assert.
6389 (df_insn_rescan_debug_internal): Merge asserts.
6390 (df_install_ref): Likewise.
6391 (df_mark_reg): Use bitmap_set_range.
6392 (df_hard_reg_used_p): Remove assert.
6393 (df_hard_reg_used_count): Likewise.
6395 2010-01-26 Richard Guenther <rguenther@suse.de>
6397 PR rtl-optimization/42685
6398 * web.c (web_main): Ignore DEBUG_INSNs.
6400 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6402 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6404 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6405 Fix types of fndecl and arglist parameters.
6407 2010-01-26 Richard Guenther <rguenther@suse.de>
6410 * tree-eh.c (unsplit_eh): Skip debug insns.
6412 2010-01-26 Richard Guenther <rguenther@suse.de>
6414 PR tree-optimization/42250
6415 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6417 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6420 * omp-low.c (expand_omp_sections): Only use single_pred if
6421 l2_bb is single_pred_p.
6423 2010-01-25 Christian Bruel <christian.bruel@st.com>
6426 * config/sh/sh.c (find_barrier): Increase length for non delayed
6427 conditional branches.
6428 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6430 2010-01-24 David S. Miller <davem@davemloft.net>
6432 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6433 define if not using GAS.
6434 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6435 Likewise. Delete SECTION_MERGE code, which is only applicable
6438 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6441 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6442 mangling of va_list in system headers.
6444 2010-01-23 Toon Moene <toon@moene.org>
6446 * tree-predcom.c (combine_chains): Return NULL, not false.
6448 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6450 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6451 initialization of variable res to agree with return type.
6453 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6455 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6456 * tree-sra.c: Add include of expr.h.
6458 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6460 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6461 insert the debug stmt on the single non-EH edge from the stmt.
6463 2010-01-22 Richard Henderson <rth@redhat.com>
6466 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6467 the RHS until after generate_subtree_copies has insertted its
6468 code before the current statement.
6470 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6472 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6474 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6476 2010-01-21 Martin Jambor <mjambor@suse.cz>
6478 PR tree-optimization/42585
6479 * tree-sra.c (struct access): New field grp_total_scalarization.
6480 (dump_access): Dump the new field.
6481 (should_scalarize_away_bitmap): New variable.
6482 (cannot_scalarize_away_bitmap): Likewise.
6483 (sra_initialize): Allocate new bitmaps.
6484 (sra_deinitialize): Free new bitmaps.
6485 (create_access_1): New function.
6486 (create_access): Parts moved to create_access_1.
6487 (type_consists_of_records_p): New function.
6488 (completely_scalarize_record): Likewise.
6489 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6490 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6491 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6493 (analyze_all_variable_accesses): Completely scalarize small eligible
6496 2010-01-21 Martin Jambor <mjambor@suse.cz>
6498 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6500 2010-01-21 Andrew Haley <aph@redhat.com>
6502 * gcc.c (process_command): Move lang_specific_driver before
6503 setting cc_libexec_prefix.
6505 2010-01-21 Richard Guenther <rguenther@suse.de>
6508 * fold-const.c (negate_expr_p): Pretend only negative
6509 real constants are easily negatable.
6511 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6512 Jason Merrill <jason@redhat.com>
6514 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6515 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6516 * calls.c (initialize argument_information): Handle it.
6517 * c-common.c (handle_transparent_union_attribute): Use new name.
6518 * c-decl.c (finish_struct): Ditto.
6519 * c-typeck.c (type_lists_compatible_p): Ditto.
6520 (convert_for_assignment): Use new name and also handle record.
6521 * function.c (aggregate_value_p): Handle it.
6522 (pass_by_reference): Ditto.
6523 (assign_parm_data_types): Ditto.
6524 * print-tree.c (print_node): Ditto.
6525 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6526 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6527 * tree.c (first_field): New fn.
6529 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6532 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6533 even when linking statically, for now.
6535 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6538 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6539 without a cselib val.
6540 (count_uses): Accept MO_VAL_SET with no val on stores.
6541 (add_stores): Likewise.
6543 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6545 * var-tracking.c (check_value_val): Add a compile time assertion.
6546 (dv_is_decl_p): Simplify.
6547 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6548 gcc_assert if ENABLE_CHECKING.
6550 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6553 * var-tracking.c: Include tree-flow.h.
6554 (mem_dies_at_call): New.
6555 (dataflow_set_preserve_mem_locs): Use it.
6556 (dataflow_set_remove_mem_locs): Likewise.
6557 (dump_var): Renamed from dump_variable. Adjust all callers.
6558 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6559 * Makefile.in (var-tracking.o): Adjust deps.
6561 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6563 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6565 2010-01-20 Richard Guenther <rguenther@suse.de>
6567 PR tree-optimization/42717
6568 * tree-ssa-dce.c (get_live_post_dom): Remove.
6569 (forward_edge_to_pdom): Take an arbitrary edge to copy
6570 degenerate PHI args from.
6571 (remove_dead_stmt): Use the first post-dominator even if it
6572 does not contain live statements as redirection destination.
6574 2010-01-20 Richard Guenther <rguenther@suse.de>
6576 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6578 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6580 * sel-sched.c (create_speculation_check): Remove set but not used
6582 (try_transformation_cache): Remove set but not used variable ds.
6583 (calculate_privileged_insns): Remove set but not used variables
6584 cur_insn and min_spec_insn.
6585 (find_best_expr): Remove set but not used variable avail_n.
6586 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6588 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6590 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6591 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6594 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6597 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6598 cpu types. Add support for *-sse3 cpu types.
6599 (x86_64-*-*): Ditto.
6601 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6604 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6605 argument, call initializer_constant_valid_p_1 instead of
6606 initializer_constant_valid_p, pass CACHE to it, return NULL
6607 immediately if first call returns NULL.
6608 (initializer_constant_valid_p_1): New function.
6609 (initializer_constant_valid_p): Use it.
6611 2010-01-20 Thomas Quinot <quinot@adacore.com>
6613 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6615 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6617 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6618 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6619 (loc_list_from_tree): Don't handle unsigned division. Handle
6620 signed modulo using DW_OP_{over,over,div,mul,minus}.
6621 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6622 modulo instead of signed.
6624 2010-01-20 DJ Delorie <dj@redhat.com>
6626 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6628 (h8300_emit_stack_adjustment): Propogate it.
6630 (h8300_expand_prologue): Likewise.
6631 (h8300_expand_epilogue): Likewise.
6633 2010-01-19 Michael Matz <matz@suse.de>
6635 PR tree-optimization/41783
6636 * tree-data-ref.c (toplevel): Include flags.h.
6637 (dump_data_dependence_relation): Also dump the inputs if the
6638 result will be unknown.
6639 (split_constant_offset_1): Look through some conversions.
6640 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6641 the offset from last element is too large.
6642 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6643 (reassociate_to_the_same_stmt): Handle vector registers.
6644 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6646 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6647 wide_prolog_niters argument, emit widening instructions.
6648 (vect_do_peeling_for_alignment): Adjust caller, use widened
6649 variant of the iteration cound.
6650 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6652 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6655 * config/arm/neon-testgen.m (emit_automatics): New parameter
6656 features. Adjust for Fixed_return_reg feature.
6657 (test_intrinsic): Call emit_automatics with new feature.
6658 * config/arm/neon.ml: Update copyright years.
6659 (features): New Fixed_return_reg feature.
6660 (ops): Update feature for Vget_low.
6662 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6664 PR tree-optimization/42719
6665 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6669 * fwprop.c (all_uses_available_at): Return false if def_set dest
6670 is a REG that is used in def_insn.
6672 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6674 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6676 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6679 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6681 * target.h (struct gcc_target) <secondary_reload>: Change type
6682 of last argument to secondary_reload_info *.
6684 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6687 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6688 memory references with unaligned offsets. Remove CQImode handling.
6689 (unaligned_memory_operand): Return 1 for memory references with
6690 unaligned offsets. Remove CQImode handling.
6692 2010-01-18 Richard Guenther <rguenther@suse.de>
6695 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6698 2010-01-18 Richard Guenther <rguenther@suse.de>
6700 PR tree-optimization/42781
6701 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6702 restrict processing only if the original variable was artificial.
6704 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6706 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6707 find number of popped argument bytes.
6709 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6710 Fix the text that describes the return value for invalid insns.
6712 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6714 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6715 Clarify what 'cost of the -dependence' is. Fix quoting.
6717 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6718 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6720 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6722 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6723 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6725 2010-01-17 Richard Guenther <rguenther@suse.de>
6728 * function.c (split_complex_args): Take a VEC to modify.
6729 (assign_parms_augmented_arg_list): Build a VEC instead of
6730 a chain of PARM_DECLs.
6731 (assign_parms_unsplit_complex): Take a VEC of arguments.
6732 Do not fixup unmodified parms.
6733 (assign_parms): Deal with the VEC.
6734 (gimplify_parameters): Likewise.
6736 2010-01-17 Richard Guenther <rguenther@suse.de>
6738 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6739 node existence check.
6740 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6741 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6742 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6743 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6744 (gimple_execute_on_growing_pred): Likewise.
6746 2010-01-17 Richard Guenther <rguenther@suse.de>
6748 PR tree-optimization/42773
6749 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6750 (compute_antic_aux): Likewise.
6751 (compute_partial_antic_aux): Likewise.
6753 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6756 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6759 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6761 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6764 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6765 Fix markup for strict argument.
6767 (TARGET_SCHED_REORDER2): Fix argument types.
6769 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6770 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6772 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6773 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6775 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6778 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6779 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6780 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6781 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6782 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6784 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6786 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6788 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6789 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6791 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6793 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6796 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6798 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6799 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6801 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6803 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6805 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6806 referring to it. Fix language.
6808 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6810 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6812 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6814 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6816 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6817 '@var{stream}. Remove stray 'and'.
6819 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6821 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6823 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6825 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6826 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6828 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6829 Fix description of return value.
6830 Rename argument "sz" to "len."
6832 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6833 Clarify meaning of 'true' return value.
6835 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6837 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6838 rep_mode versus mode_rep.
6840 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6842 (TARGET_BUILTIN_DECL): Fix name.
6844 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6846 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6848 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6850 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6852 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6854 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6857 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6858 Rename argument tm_fn to md_fn.
6860 (TARGET_OPTION_PRINT): Fix argument list.
6862 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6865 * config/i386/i386.c (ix86_fixup_binary_operands):
6866 Revert FMA4 fixup of operands.
6868 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6871 * Makefile.in (write_entries_to_file, install-plugin):
6872 Use \012 instead of \n with tr.
6874 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6876 * configure.ac (HAVE_AS_REF): New C macro.
6877 * configure: Regenerate.
6878 * config.in: Likewise.
6879 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6881 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6884 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6886 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6888 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6890 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6892 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6894 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6896 (TARGET_BINDS_LOCAL_P): Fix argument type.
6898 (TARGET_ASM_FILE_END): Use prototype.
6900 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6902 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6904 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6906 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6908 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6909 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6911 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6912 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6914 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6915 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6916 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6917 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6919 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6921 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6923 (TARGET_INIT_BUILTINS): Use prototype.
6925 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6926 Put 'const char *' in braces. Fix parameter types.
6927 (TARGET_INVALID_CONVERSION): Fix parameter types.
6928 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6929 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6931 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6934 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6936 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6938 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6940 * doc/tm.texi (TARGET_HELP): Fix return type.
6942 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6943 in braces. Fix argument types.
6945 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6947 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6949 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6951 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6952 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6954 (TARGET_MANGLE_TYPE): Fix argument types.
6956 (TARGET_IRA_COVER_CLASSES): Use prototype.
6958 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6960 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6962 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6964 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6966 (TARGET_CALLEE_COPIES): Fix argument types.
6968 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6970 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6972 (TARGET_FUNCTION_VALUE): Fix argument types.
6974 (TARGET_RETURN_IN_MSB): Fix argument type.
6976 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6978 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6980 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6982 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6983 agree with return type.
6985 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6987 2010-01-15 Jing Yu <jingyu@google.com>
6989 PR rtl-optimization/42691
6990 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6991 a pseudo to a constant and are merged, and adjust comments.
6993 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6995 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6997 2010-01-15 Richard Guenther <rguenther@suse.de>
7000 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7001 labels of computed or non-local gotos to the destination.
7002 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7003 landing pad label is the first label.
7005 2010-01-15 Richard Guenther <rguenther@suse.de>
7007 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7009 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7012 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7013 to allow generation of the xssqrtdp instruction on power7.
7014 (sqrtdf2_fpr): Ditto.
7016 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7019 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7020 functions with noreturn attribute.
7023 * varasm.c (declare_weak): Add weak attribute to decl if it
7024 doesn't have one already.
7025 (assemble_external): Only add decls to weak_decls if they also
7026 have weak attribute.
7028 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7030 * var-tracking.c (var_reg_delete): Don't delete the association
7031 between REGs and values or one-part variables if the register
7034 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7037 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7038 because its first operand is a non-localized variable.
7040 2010-01-14 Martin Jambor <mjambor@suse.cz>
7042 PR tree-optimization/42706
7043 * tree-sra.c (encountered_recursive_call): New variable.
7044 (encountered_unchangable_recursive_call): Likewise.
7045 (sra_initialize): Initialize both new variables.
7046 (callsite_has_enough_arguments_p): New function.
7047 (scan_function): Call decl and flags check only for IPA-SRA, check
7048 whether there is a recursive call and whether it has enough arguments.
7049 (all_callers_have_enough_arguments_p): New function.
7050 (convert_callers): Look for recursive calls only when
7051 encountered_recursive_call is set.
7052 (ipa_early_sra): Bail out either if
7053 !all_callers_have_enough_arguments_p or
7054 encountered_unchangable_recursive_call.
7056 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7058 * sel-sched.c: Add 2010 to copyright years.
7059 * sel-sched-ir.c: Likewise.
7060 * sel-sched-ir.h: Likewise.
7062 2010-01-14 Martin Jambor <mjambor@suse.cz>
7064 PR tree-optimization/42714
7065 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7066 constructors specially.
7068 2010-01-14 Andi Kleen <ak@linux.intel.com>
7070 * config/i386/drivers-i386.c (detect_caches_intel):
7071 Add l2sizekb parameter and fill in.
7072 (host_detect_local_cpu): Add l2sizekb, fill in.
7073 Add Atom small cache heuristic.
7075 2010-01-14 Andi Kleen <ak@linux.intel.com>
7077 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7078 Add level3 parameter and fill in.
7079 (detect_caches_intel): Handle level3 cache.
7081 2010-01-14 Andi Kleen <ak@linux.intel.com>
7083 * config/i386/drivers-i386.c (host_detect_local_cpu):
7084 Fix core duo detection.
7086 2010-01-14 Andi Kleen <ak@linux.intel.com>
7088 * config/i386/drivers-i386.c (host_detect_local_cpu):
7091 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7093 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7094 (rs6000_variable_issue_1): this. Use...
7095 (rs6000_variable_issue): here. Reimplement. Print debug info.
7097 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7099 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7100 sel_restore_notes. Update all callers. Call reemit_notes
7103 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7105 PR rtl-optimization/42246
7106 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7109 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7111 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7112 all successors is the same as number of successors in current region.
7114 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7116 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7117 to rename is not separable. Otherwise check that its LHS is not NULL.
7119 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7121 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7123 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7125 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7126 available registers when failed to discover LHS register class.
7127 Fix indentation. Update comment.
7129 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7130 Alexander Monakov <amonakov@ispras.ru>
7132 PR rtl-optimization/42389
7133 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7135 (advance_state_on_fence): Likewise.
7136 (sel_target_adjust_priority): Print debug output only when
7137 sched_verbose >= 4, not 2.
7138 (get_expr_cost): Do not issue all unique insns on the next cycle.
7139 (fill_insns): Initialize can_issue_more from the value saved
7141 * sel-sched-ir.c (flist_add): New parameter issue_more.
7142 Init FENCE_ISSUE_MORE with it.
7143 (merge_fences): Likewise.
7144 (init_fences): Update call to flist_add.
7145 (add_to_fences, add_clean_fence_to_fences)
7146 (add_dirty_fence_to_fences): Likewise.
7147 (move_fence_to_fences): Update call to merge_fences.
7148 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7150 * sel-sched-ir.h (struct _fence): New field issue_more.
7151 (FENCE_ISSUE_MORE): New accessor macro.
7153 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7155 PR rtl-optimization/42388
7156 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7157 that have no predecessors nor successors. Do not call move_bb_info
7158 for empty blocks outside of current region.
7160 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7162 PR rtl-optimization/42294
7163 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7164 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7165 originators' originators.
7167 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7169 PR rtl-optimization/39453
7170 PR rtl-optimization/42246
7171 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7173 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7175 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7176 Alexander Monakov <amonakov@ispras.ru>
7179 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7180 (maybe_tidy_empty_bb): ... here. Make static. Add new
7181 argument. Update all callers.
7182 (tidy_control_flow): ... and here. Recompute topological order
7183 of basic blocks in region if necessary.
7184 (sel_redirect_edge_and_branch): Change return type. Return true
7185 if topological order might have been invalidated.
7186 (purge_empty_blocks): Export and move from...
7187 * sel-sched.c (purge_empty_blocks): ... here.
7188 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7189 (maybe_tidy_empty_bb): Delete prototype.
7190 (purge_empty_blocks): Declare.
7192 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7194 PR rtl-optimization/42249
7195 * sel-sched.c (try_replace_dest_reg): When chosen register
7196 and original register is the same, do not bail out early, but
7197 still check all original insns for validity of replacing destination
7198 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7201 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7204 Port from no-undefined-overflow branch:
7205 2009-03-09 Richard Guenther <rguenther@suse.de>
7207 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7209 2010-01-14 Richard Guenther <rguenther@suse.de>
7212 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7214 2010-01-14 Ira Rosen <irar@il.ibm.com>
7216 PR tree-optimization/42709
7217 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7218 as scalar type in creation of constant vector operand.
7220 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7223 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7224 (check-parallel-%): Match `testsuite' directory component only
7227 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7229 PR translation/39521
7230 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7233 2010-01-13 Richard Guenther <rguenther@suse.de>
7235 PR tree-optimization/42730
7236 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7239 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7242 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7243 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7246 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7248 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7249 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7250 ___umulsi3_highpart.
7252 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7253 rather than schedule_insns if the pass is enabled.
7255 2010-01-13 Martin Jambor <mjambor@suse.cz>
7257 PR tree-optimization/42704
7258 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7261 2010-01-13 Martin Jambor <mjambor@suse.cz>
7263 PR tree-optimization/42703
7264 * tree-sra.c (analyze_access_subtree): Check that we can build a
7265 reference to the original data within the aggregate.
7267 2010-01-13 Richard Guenther <rguenther@suse.de>
7269 PR tree-optimization/42705
7270 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7272 2010-01-13 Richard Guenther <rguenther@suse.de>
7275 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7277 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7280 * var-tracking.c (values_to_unmark): New variable.
7281 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7282 values_to_unmark vector. Moved body to...
7283 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7284 instead queue it into values_to_unmark vector.
7285 (vt_find_locations): Free values_to_unmark vector.
7287 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7289 * config/s390/s390.c (override_options): Set
7290 default of max-pending-list-length to 256
7292 2010-01-13 Richard Guenther <rguenther@suse.de>
7295 * tree-pass.h (PROP_gimple_lcx): New.
7296 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7297 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7298 before the final cleanup_eh.
7299 (dump_properties): Dump PROP_gimple_lcx.
7300 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7301 (tree_lower_complex_O0): Remove.
7302 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7303 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7304 tree_lower_complex, schedule TODO_update_ssa.
7305 * lto-streamer-out.c (output_function): Stream the functions
7307 * lto-streamer-in.c (input_function): Likewise.
7308 (lto_read_body): Do not override them here.
7310 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7313 * c-typeck.c (build_c_cast): Fold value cast to union type before
7314 wrapping it in a CONSTRUCTOR.
7316 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7318 PR rtl-optimization/42699
7319 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7322 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7324 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7325 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7326 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7327 SUBTARGET_WARN_UNUSED_SPEC): ... here
7328 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7330 2010-01-12 Julian Brown <julian@codesourcery.com>
7332 * config/arm/neon-schedgen.ml (Utils): Don't try to
7333 open missing module.
7334 (find_with_result): New.
7336 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7339 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7340 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7342 PR tree-optimization/42645
7343 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7344 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7345 decl_map, set processing_debug_stmt to -1 and return name without
7348 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7350 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7351 binutils version, and reword target configuration description.
7353 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7355 * config/avr/avr.h (LINKER_NAME): Remove.
7357 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7360 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7361 that support VSX, warn for -mno-altivec if vsx is not disabled,
7364 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7365 Shujing Zhao <pearly.zhao@oracle.com>
7367 PR translation/42469
7368 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7369 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7370 character between option name and help text.
7371 * c.opt (imultilib): Likewise.
7373 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7375 * lto-streamer-out.c (output_unreferenced_globals): Output static
7378 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7380 PR rtl-optimization/42621
7381 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7382 optimizing for size.
7383 (duplicate_computed_gotos): Remove now-redundant check.
7385 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7388 * configure.ac: Save and restore LDFLAGS and LIBS
7389 * configure: Regenerate.
7391 2010-01-10 Richard Guenther <rguenther@suse.de>
7394 * builtins.c (fold_builtin_strlen): Add type argument and
7395 convert the resulting length to it.
7396 (fold_builtin_1): Adjust.
7398 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7400 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7401 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7403 (num_insns_constant_wide): Adjust for that change.
7405 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7408 * web.c (union_defs): Add used argument, to combine uses of
7410 (entry_register): Adjust type and tests of used argument.
7411 (web_main): Widen used for new use. Pass it to union_defs.
7412 * df.h (union_defs): Adjust prototype.
7414 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7417 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7418 uses in new incoming argument. Free body.
7419 (reset_debug_uses_in_loop): New.
7420 (analyze_insn_to_expand_var): Call the latter if the former found
7421 anything. Fix whitespace. Reject invalid dest overlaps before
7422 going through all insns in the loop.
7424 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7427 * haifa-sched.c (dying_use_p): Debug insns don't count.
7429 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7432 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7433 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7434 (verify_gimple_call): Reject LHS in noreturn calls.
7436 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7440 * tree-vect-loop-manip.c (adjust_info): New type.
7441 (adjust_vec): New pointer to vector.
7442 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7443 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7444 (slpeel_update_phis_for_duplicate_loop): Use them.
7445 (slpeel_update_phi_nodes_for_guard1): Likewise.
7446 (slpeel_update_phi_nodes_for_guard2): Likewise.
7447 (slpeel_tree_peel_loop_to_edge): Likewise.
7448 (vect_update_ivs_after_vectorizer): Likewise.
7450 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7452 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7453 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7455 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7457 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7458 bogus uninitialized warning.
7460 2010-01-09 Richard Guenther <rguenther@suse.de>
7463 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7464 the evolution is compatible with the initial condition.
7466 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7468 * gcc.c (process_command): Update copyright notice dates.
7469 * gcov.c (print_version): Likewise.
7470 * gcov-dump.c (print_version): Likewise.
7471 * mips-tfile.c (main): Likewise.
7472 * mips-tdump.c (main): Likewise.
7474 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7477 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7479 (rotlhi3_8): Delete.
7481 (rotlsi3_8): Delete.
7482 (rotlsi3_16): Delete.
7483 (rotlsi3_24): Delete.
7485 (*rotw<mode>3): New.
7486 (*rotb<mode>3): New.
7487 * config/avr/avr.c (avr_rotate_bytes): New function.
7488 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7490 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7493 * configure.ac: Modify -rdynamic check.
7494 * configure: Regenerate.
7496 2010-01-08 DJ Delorie <dj@redhat.com>
7498 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7499 register popping order.
7501 2010-01-08 Richard Guenther <rguenther@suse.de>
7504 * c.opt (fsigned-char): Also let LTO handle this option.
7505 (funsigned-char): Likewise.
7507 2010-01-07 Richard Guenther <rguenther@suse.de>
7509 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7510 (gimple_op): Likewise.
7511 (gimple_op_ptr): Likewise.
7512 (gimple_assign_set_lhs): Remove gcc_assert.
7513 (gimple_assign_set_rhs1): Likewise.
7514 (gimple_assign_set_rhs2): Likewise.
7515 (gimple_call_set_lhs): Likewise.
7516 (gimple_call_set_fn): Likewise.
7517 (gimple_call_set_fndecl): Likewise.
7518 (gimple_call_fndecl): Likewise.
7519 (gimple_call_return_type): Likewise.
7520 (gimple_call_set_chain): Likewise.
7521 (gimple_call_num_args): Likewise.
7522 (gimple_call_set_arg): Likewise.
7523 (gimple_cond_set_code): Likewise.
7524 (gimple_cond_set_lhs): Likewise.
7525 (gimple_cond_set_rhs): Likewise.
7526 (gimple_cond_set_true_label): Likewise.
7527 (gimple_cond_set_false_label): Likewise.
7528 (gimple_label_set_label): Likewise.
7529 (gimple_goto_set_dest): Likewise.
7530 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7531 (gimple_debug_bind_get_value): Likewise.
7532 (gimple_debug_bind_get_value_ptr): Likewise.
7533 (gimple_debug_bind_set_var): Likewise.
7534 (gimple_debug_bind_set_value): Likewise.
7535 (gimple_debug_bind_reset_value): Likewise.
7536 (gimple_debug_bind_has_value_p): Likewise.
7537 (gimple_return_retval_ptr): Remove gcc_assert.
7538 (gimple_return_retval): Likewise.
7539 (gimple_return_set_retval): Likewise.
7540 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7541 (safe_referenced_var_iterator): Remove.
7542 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7543 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7544 (fill_referenced_var_vec): Remove.
7545 (first_readonly_imm_use): Remove redundant gcc_assert.
7546 (phi_arg_index_from_use): Combine gcc_asserts.
7547 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7548 (first_imm_use_stmt): Remove redundant gcc_assert.
7549 * tree-cfg.c (verify_gimple_call): Verify function and chain
7550 operands. Verify arguments.
7551 (verify_types_in_gimple_stmt): Verify condition code and labels.
7553 2010-01-07 Richard Guenther <rguenther@suse.de>
7555 PR tree-optimization/42641
7556 * sese.c (rename_map_elt_info): Use the SSA name version, do
7559 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7561 PR tree-optimization/42625
7562 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7563 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7565 2010-01-07 Duncan Sands <baldrick@free.fr>
7567 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7569 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7572 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7573 note itself is not function_invariant_p.
7575 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7577 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7578 Do not add the DF_NOTE problem.
7579 * store-motion.c (execute_rtl_store_motion): Likewise.
7581 2010-01-07 Martin Jambor <mjambor@suse.cz>
7583 PR tree-optimization/42157
7584 * tree-sra.c (compare_access_positions): Stabilize sort if both
7585 accesses have integer types, return zero immediately if they are the
7588 2010-01-06 Richard Henderson <rth@redhat.com>
7591 * haifa-sched.c (add_to_note_list): Merge into ...
7592 (concat_note_lists): ... here, and ...
7593 (unlink_other_notes, rm_other_notes): Merge into...
7594 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7595 NOTE_INSN_EPILOGUE_BEG.
7597 2010-01-06 Richard Guenther <rguenther@suse.de>
7599 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7600 not inline regular functions into always-inline functions.
7602 2010-01-06 Nick Clifton <nickc@redhat.com>
7604 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7605 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7607 (OVERRIDE_OPTIONS): Delete.
7608 (OPTIMIZATION_OPTIONS): Define.
7609 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7610 * config/rx/rx.c (rx_handle_option): Issue an error message if
7611 -mcpu=rx200 and -fpu are used together.
7612 (rx_set_optimization_options): New function. Issue an error
7613 message if an optimization attribute attempts to reset the FPU/
7614 math optimization pairing.
7615 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7616 * config/rx/rx.opt: Set the default to 32-bit doubles.
7617 * config/rx/t-rx: Add multilibs for -nofpu option.
7618 * doc/invoke.texi: Update documentation of RX options.
7620 2010-01-06 Richard Guenther <rguenther@suse.de>
7622 * tree-ssa-pre.c (name_to_id): New global.
7623 (alloc_expression_id): Simplify SSA name handling.
7624 (lookup_expression_id): Likewise.
7625 (init_pre): Zero name_to_id.
7626 (fini_pre): Free it.
7628 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7630 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7632 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7635 * config/i386/sse.md (smaxv2di3): New.
7636 (umaxv2di3): Likewise.
7637 (sminv2di3): Likewise.
7638 (uminv2di3): Likewise.
7640 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7643 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7644 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7645 (legitimize_tls_address): Likewise.
7646 (sparc_tls_referenced_p): Likewise.
7647 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7648 and adjust calls to legitimize_pic_address.
7649 (legitimate_constant_p) Use sparc_tls_referenced_p.
7650 (legitimate_pic_operand_p): Likewise.
7651 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7652 (sparc_tls_symbol_ref_1): Delete.
7653 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7654 (legitimize_tls_address): Make static, handle CONST patterns.
7655 (legitimize_pic_address): Make static, remove unused parameter and
7656 adjust recursive calls.
7657 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7658 and adjust call to legitimize_pic_address.
7659 (sparc_output_mi_thunk): Likewise.
7661 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7662 H.J. Lu <hongjiu.lu@intel.com>
7665 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7666 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7667 operands to make them signed.
7670 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7673 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7674 GTU to GT for V4SI and V2DI.
7676 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7677 (umin<mode>3): Removed.
7679 (uminv4si3): Likewise.
7681 2010-01-05 Martin Jambor <mjambor@suse.cz>
7683 PR tree-optimization/42462
7684 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7685 current_function_decl to helper functions and macros.
7687 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7690 * flags.h: Don't include real.h.
7691 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7692 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7693 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7694 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7695 * dominance.c: Update copyright.
7696 * gimple.c (walk_gimple_op): Remove inline.
7697 * tree-ssa-reassoc.c: Include real.h.
7698 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7699 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7701 2010-01-05 Nick Clifton <nickc@redhat.com>
7703 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7704 register to push into the stack frame when the accumulator has to
7705 be saved during interrupts.
7707 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7709 * doc/invoke.texi: Remove the documentation about option
7711 * common.opt (Wunreachable-code): Preserved for backward
7713 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7714 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7715 the backward compatibility flag section.
7717 2010-01-05 Richard Guenther <rguenther@suse.de>
7719 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7721 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7724 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7726 PR tree-optimization/42508
7727 * tree-sra.c (convert_callers): Check for recursive call
7728 by comparing cgraph nodes instead of decls.
7729 (modify_function): Call ipa_modify_formal_parameters also
7730 on all same_body aliases.
7732 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7733 cgraph nodes when checking for same_body aliases.
7735 2010-01-05 Richard Guenther <rguenther@suse.de>
7737 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7738 allocation and lookup.
7739 (get_or_alloc_expr_for_constant): Likewise.
7740 (phi_translate): Sink allocation.
7742 2010-01-04 Richard Guenther <rguenther@suse.de>
7744 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7745 a new entry only if needed.
7746 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7747 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7749 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7751 (phi_translate): Handle CONSTANTs early.
7753 2010-01-04 Martin Jambor <mjambor@suse.cz>
7755 PR tree-optimization/42398
7756 * tree-sra.c (struct access): Removed flag grp_different_types.
7757 (dump_access): Do not dump the removed flag.
7758 (sort_and_splice_var_accesses): Do not set the removed flag.
7759 (sra_modify_expr): Check for type compatibility directly.
7761 2010-01-04 Martin Jambor <mjambor@suse.cz>
7763 PR tree-optimization/42366
7764 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7765 edges with variable number of parameters.
7766 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7767 flag instead of asserting it.
7768 (ipa_read_node_info): Read uses_analysis_done flag.
7770 2010-01-04 Richard Guenther <rguenther@suse.de>
7772 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7773 iterative_hash_* as intended.
7774 (vn_reference_compute_hash): Likewise. Simplify hashing
7776 (vn_reference_lookup_2): Likewise.
7777 (vn_nary_op_compute_hash): Likewise.
7778 (vn_phi_compute_hash): Likewise.
7779 (expressions_equal_p): Remove strange code.
7780 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7781 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7782 (bitmap_insert_into_set_1): Take value-id as parameter.
7783 (add_to_value): Pass it.
7784 (bitmap_insert_into_set): Likewise.
7785 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7787 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7790 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7791 (do_self_spec): For switches with SWITCH_IGNORE set set also
7792 SWITCH_IGNORE_PERMANENTLY.
7793 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7796 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7798 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7799 tree of an unreferenced global var.
7801 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7804 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7805 GTU to GT for V4SI and V2DI.
7807 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7808 (umin<mode>3): Removed.
7810 (uminv4si3): Likewise.
7812 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7815 * collect2.c (main): Turn on trace in collect2 if -v is passed
7818 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7820 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7821 description of expression operand.
7823 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7825 * configure.ac: Add install-html to target_list for Make-hooks.
7826 * configure: Regenerate.
7827 * fortran/Make-lang.in (F95_HTMLFILES): New.
7828 (fortran.html): Use it.
7829 (fortran.install-html): New.
7830 * Makefile.in (install-html): Add lang.install-html.
7831 * java/Make-lang.in (JAVA_HTMLFILES): New.
7832 (java.html): Use it.
7833 (java.install-html): New.
7834 * objc/Make-lang.in (objc.install-html): New.
7835 * objcp/Make-lang.in (obj-c++.install-html): New.
7836 * cp/Make-lang.in (c++.install-html): New.
7837 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7838 * lto/Make-lang.in (lto.install-html): New.
7840 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7843 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7845 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7847 PR rtl-optimization/41862
7848 * store-motion.c (store_killed_in_insn, compute_store_table,
7849 remove_reachable_equiv_notes, replace_store_insn,
7850 build_store_vectors): Ignore all DEBUG_INSNs.
7852 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7855 * common.opt: Add dumpdir.
7857 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7859 (option_map): Add --dumpdir.
7861 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7863 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7865 * opts.c (decode_options): Try dump_dir_name first if
7866 dump_base_name isn't an absolute path.
7867 (common_handle_option): Handle OPT_dumpdir.
7869 * toplev.c (dump_dir_name): New.
7870 (print_switch_values): Also ignore -dumpdir.
7872 * toplev.h (dump_dir_name): New.
7874 2010-01-03 Richard Guenther <rguenther@suse.de>
7876 PR tree-optimization/42589
7877 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7878 double-word expansion of bswap32.
7880 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7882 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7883 with BLOCK_FOR_INSN.
7884 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7885 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7886 noce_process_if_block): Likewise.
7887 * gcse.c (compute_local_properties, insert_expr_in_table,
7888 insert_set_in_table, canon_list_insert, find_avail_set,
7889 pre_insert_copy_insn): Likewise.
7891 * basic-block.h (BLOCK_NUM): Move from here...
7892 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7894 2010-01-03 Richard Guenther <rguenther@suse.de>
7896 PR tree-optimization/42438
7897 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7898 contains_may_not_return_call flag.
7899 (BB_MAY_NOTRETURN): New.
7900 (valid_in_sets): Trapping nary operations are not valid
7901 in blocks that may not return.
7902 (insert_into_preds_of_block): Remove check for trapping expressions.
7903 (compute_avail): Compute also BB_MAY_NOTRETURN.
7905 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7907 * doc/invoke.texi: Add 2010 to copyright years.
7909 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7911 * config/sparc/sparc.c: Fix formatting nits.
7913 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7914 Alexander Monakov <amonakov@ispras.ru>
7916 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7918 2010-01-02 Richard Guenther <rguenther@suse.de>
7921 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7922 (simplify_switch_using_ranges): Mark to be removed edges
7925 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7927 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7929 * collect2.c (scan_libraries): Add missing argument in call to
7932 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7935 * config/alpha/predicates.md (aligned_memory_operand): Return false
7937 (unaligned_memory_operand): Return true for CQImode.
7938 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7939 doesn not cross aligned SImode word boundary.
7941 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7943 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7945 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7946 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7948 2010-01-02 Richard Guenther <rguenther@suse.de>
7951 * toplev.c (compile_file): Emit LTO marker properly. Change
7953 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7955 2010-01-01 Richard Guenther <rguenther@suse.de>
7958 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7960 2010-01-01 Richard Guenther <rguenther@suse.de>
7963 * c-decl.c (grokdeclarator): For zero-size arrays force
7964 structural equality checks as layout_type does.
7966 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7968 * builtins.c: Update copyright to 2010.
7970 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7973 * lto-streamer-out.c (produce_asm): Revert the last change.
7974 (copy_function): Likewise.
7976 * lto-streamer.c (lto_get_section_name): Skip any leading
7979 2010-01-01 Richard Guenther <rguenther@suse.de>
7982 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7986 Copyright (C) 2010 Free Software Foundation, Inc.
7988 Copying and distribution of this file, with or without modification,
7989 are permitted in any medium without royalty provided the copyright
7990 notice and this notice are preserved.