1 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3 * sdbout.c: Include vec.h, do not include varray.h.
4 (deferred_global_decls, sdbout_global_decl,
5 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
6 * toplev.c: Do not include varray.h.
7 (dump_memory_report): Do not dump VARRAY statistics.
8 * gengtype.c (open_base_file): Ignore varray.h.
9 * Makefile.in: Update for abovementioned changes.
10 Remove all traces of varray.c and varray.h.
11 * varray.c: Remove file.
12 * varray.h: Remove file.
14 2010-04-30 Jan Hubicka <jh@suse.cz>
16 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
19 2010-04-30 Jan Hubicka <jh@suse.cz>
21 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
24 2010-04-30 Richard Guenther <rguenther@suse.de>
26 * tree-ssa-structalias.c (get_constraint_for_1): Generate
27 constraints for CONSTRUCTOR.
29 2010-04-30 Richard Guenther <rguenther@suse.de>
32 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
33 first after all lowering passes.
35 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
37 * toplev.c: Include varray.h for statistics dumping.
38 * tree.h: Do not declare varray_head_tag.
39 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
40 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
41 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
42 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
43 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
44 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
45 c-common.c, c-common.h, reg-stack.c, basic-block.h,
46 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
48 * Makefile.in: Update for abovementioned changes.
50 2010-04-30 Jakub Jelinek <jakub@redhat.com>
53 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
55 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
57 * config/picochip/picochip.c (picochip_legitimize_address): Define.
58 Use this function to do machine-specific conversion.
59 (picochip_legitimize_reload_address): Likewise.
60 (picochip_legitimate_address_p): Check valid base register only if
62 (picochip_check_conditional_copy): Check for modw only if opnd is
64 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
65 to call the function in c.
66 * config/picochip/picochip-protos.h
67 (picochip_legitimize_reload_address): Define.
68 * config/picochip/picochip.md (supported_compare1): Define.
70 2010-04-30 Jan Hubicka <jh@suse.cz>
72 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
73 (cgraph_global_info): Remove inlined.
74 (LTO_cgraph_tag_names): Remove.
75 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
76 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
77 simplify cgraph tags and document.
78 (lto_output_node): Use only LTO_cgraph_unavail_node and
79 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
80 for_functions_valid, global info, process and output
82 (input_overwrite_node): Initialize estimated stack size and
84 Do not read flags we no longer store.
85 (input_node): Likewise do not read info no longer stored.
86 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
89 2010-04-30 Richard Guenther <rguenther@suse.de>
91 PR tree-optimization/43879
92 * tree-ssa-structalias.c (get_constraint_for_1): Properly
93 handle non-zero initializers.
95 2010-04-30 Richard Guenther <rguenther@suse.de>
97 * builtins.c (fold_builtin_1): Delete free (0).
99 2010-04-29 Jan Hubicka <jh@suse.cz>
101 * gengtype.c (open_base_files): Add lto-streamer.h
102 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
103 (pass_ipa_cp): GGC collect.
104 * toplev. (compile_file): Do not output symbols.
105 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
106 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
107 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
108 * lto-section-in.c: Include ggc.h
109 (lto_new_in_decl_state): Alloc in GGC.
110 (lto_delete_in_decl_state): Likewise.
111 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect.
113 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
116 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
117 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
118 (HONOR_REG_ALLOC_ORDER): Describe new macro.
119 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
120 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
121 account only if HONOR_REG_ALLOC_ORDER is not defined.
122 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
123 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
125 2010-04-29 Jon Grant <04@jguk.org>
127 * collect2.c (vflag): Change type from int to bool.
129 (helpflag): New global bool.
130 (main): Set vflag and debug with boolean, not integer truth
131 values. Accept new "--help" option and output usage text if
133 * collect2.h (vflag): Update prototype.
136 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
139 * plugin.h (flag_plugin_added): Moved out of
140 invoke_plugin_callbacks.
142 2010-04-29 Richard Guenther <rguenther@suse.de>
145 * plugin.h (invoke_plugin_callbacks): Annotate arguments
146 with ATTRIBUTE_UNUSED.
148 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
151 * config/i386/i386.c (get_some_local_dynamic_name): Replace
152 INSN_P with NONDEBUG_INSN_P.
153 (distance_non_agu_define): Likewise.
154 (distance_agu_use): Likewise.
156 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
158 From Dominique d'Humieres <dominiq@lps.ens.fr>
160 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
163 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
165 * plugin.h (invoke_plugin_callbacks): New inline function.
166 * plugin.c (flag_plugin_added): New global flag.
167 (add_new_plugin): Initialize above flag.
168 (invoke_plugin_callbacks): Rename to ...
169 (invoke_plugin_callbacks_full): ... this.
171 2010-04-28 Jan Hubicka <jh@suse.cz>
173 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
174 (lto_varpool_replace_node): New.
175 (lto_symtab_resolve_symbols): Resolve varpool nodes.
176 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
177 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
178 * cgraph.h (varpool_node_ptr): New type.
179 (varpool_node_ptr): New vector.
180 (varpool_node_set_def): New structure.
181 (varpool_node_set): New type.
182 (varpool_node_set): New vector.
183 (varpool_node_set_element_def): New structure.
184 (varpool_node_set_element, const_varpool_node_set_element): New types.
185 (varpool_node_set_iterator): New type.
186 (varpool_node): Add prev pointers, add used_from_other_partition,
188 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
189 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
190 varpool_get_node, varpool_remove_node): Declare.
191 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
192 varpool_node_set_size): New inlines.
193 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
194 * tree-pass.h (varpool_node_set_def): Forward declare.
195 (ipa_opt_pass_d): Summary writting takes vnode sets too.
196 (ipa_write_optimization_summaries): Update prototype.
197 * ipa-cp.c (ipcp_write_summary): Update.
198 * ipa-reference.c (ipa_reference_write_summary): Update.
199 * lto-cgraph.c (lto_output_varpool_node): New static function.
200 (output_varpool): New function.
201 (input_varpool_node): New static function.
202 (input_varpool_1): New function.
203 (input_cgraph): Input varpool.
204 * ipa-pure-const.c (pure_const_write_summary): Update.
205 * lto-streamer-out.c (lto_output): Update, output varpool too.
206 (write_global_stream): Kill WPA hack.
207 (produce_asm_for_decls): Update.
208 (output_alias_pair_p): Handle variables.
209 (output_unreferenced_globals): Output only needed partition of varpool.
210 * ipa-inline.c (inline_write_summary): Update.
211 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
212 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
213 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
214 varpool_node_set_new, varpool_node_set_add,
215 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
216 debug_varpool_node_set): New functions.
217 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
218 (execute_one_pass): Process new decls too.
219 (ipa_write_summaries_2): Pass around vsets.
220 (ipa_write_summaries_1): Likewise.
221 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
223 (ipa_write_optimization_summaries_1): Pass around vsets.
224 (ipa_write_optimization_summaries): Likewise.
225 * varpool.c (varpool_get_node): New.
226 (varpool_node): Update doubly linked lists.
227 (varpool_remove_node): New.
228 (dump_varpool_node): More dumping.
229 (varpool_enqueue_needed_node): Update doubly linked lists.
230 (decide_is_variable_needed): Kill ltrans hack.
231 (varpool_finalize_decl): Kill lto hack.
232 (varpool_assemble_decl): Skip decls in other partitions.
233 (varpool_assemble_pending_decls): Update doubly linkes lists.
234 (varpool_empty_needed_queue): Likewise.
235 (varpool_extra_name_alias): Likewise.
236 * lto-streamer.c (lto_get_section_name): Add vars section.
237 * lto-streamer.h (lto_section_type): Update.
238 (output_varpool, input_varpool): Declare.
240 2010-04-28 Mike Stump <mikestump@comcast.net>
242 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
244 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
246 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
247 record or union type with RECORD_OR_UNION_TYPE_P predicate.
248 (lto_input_ts_type_tree_pointers): Likewise.
249 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
250 (lto_output_ts_type_tree_pointers): Likewise.
252 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
254 Uniquization of constants at the Tree level
255 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
256 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
258 (tree_output_constant_def): Declare.
259 * gimplify.c (gimplify_init_constructor): When using block copy, first
260 uniquize the constant constructor on the RHS.
261 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
262 DECL_IN_CONSTANT_POOL flag.
263 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
264 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
266 (assemble_variable): Deal with symbols belonging to the tree constant
268 (get_constant_section): Add ALIGN parameter and simplify.
269 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
270 (assemble_constant_contents): Use the expression of the VAR_DECL.
271 (output_constant_def_contents): Use the alignment of the VAR_DECL.
272 (tree_output_constant_def): New global function.
273 (mark_constant): Use the expression of the VAR_DECL.
274 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
276 (output_object_block): Likewise and assemble the expression.
278 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
280 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
281 hash_tree, eq_tree): New tree hash table.
282 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
283 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
284 lto_orig_address_remove): Reimplement.
286 2010-04-28 Xinliang David Li <davidxl@google.com>
289 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
290 (compute_uninit_opnds_pos): New function.
291 (is_non_loop_exit_postdominating): New function.
292 (compute_control_dep_chain): New function.
293 (find_pdom): New function.
294 (convert_control_dep_chain_into_preds): New function.
295 (find_predicates): New function.
296 (find_control_equiv_block): New function.
297 (collect_phi_def_edges): New function.
298 (find_def_preds): New function.
299 (find_dom): New function.
300 (dump_predicates): New function.
301 (get_cmp_code): New function.
302 (is_value_included_in): New function.
303 (find_matching_predicate_in_rest_chains): New function.
304 (use_pred_not_overlap_with_undef_path_pred): New function.
305 (is_use_properly_guarded): New function.
306 (normalize_cond_1): New function.
307 (is_and_or_or): New function.
308 (normalize_cond): New function.
309 (is_gcond_subset_of): New function.
310 (is_subset_of_any): New function.
311 (is_or_set_subset_of): New function.
312 (is_and_set_subset_of): New function.
313 (is_norm_cond_subset_of): New function.
314 (is_pred_expr_subset_of): New function.
315 (is_pred_chain_subset_of): New function.
316 (is_included_in): New function.
317 (is_superset_of): New function.
318 (find_uninit_use): New function.
319 (warn_uninitialized_phi): New function.
320 (compute_possibly_undefined_names): New function.
321 (ssa_undefined_value_p): New function.
322 (execute_late_warn_uninitialized): New function.
323 * tree-ssa.c (ssa_undefined_value_p): Removed.
324 (warn_uninit): Changed to extern.
325 (warn_uninitialized_phi): Removed.
326 (warn_uninitialized_vars): Changed to extern.
327 (execute_late_warn_uninitialized): Removed
328 * tree-flow.h: Add new prototypes.
329 * timevar.def: Add new time variable.
330 * Makefile.in: Add new build file.
332 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
334 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
337 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
340 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
342 2010-04-28 Martin Jambor <mjambor@suse.cz>
344 * cgraph.h (struct cgraph_node): New field indirect_calls.
345 (struct cgraph_indirect_call_info): New type.
346 (struct cgraph_edge): Removed field indirect_call. New fields
347 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
348 (cgraph_create_indirect_edge): Declare.
349 (cgraph_make_edge_direct): Likewise.
350 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
351 * ipa-prop.h (struct ipa_param_call_note): Removed.
352 (struct ipa_node_params): Removed field param_calls.
353 (ipa_create_all_structures_for_iinln): Declare.
354 * cgraph.c: Described indirect edges and uids in initial comment.
355 (cgraph_add_edge_to_call_site_hash): New function.
356 (cgraph_edge): Search also among the indirect edges, use
357 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
358 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
359 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
361 (initialize_inline_failed): Assign a reason to indirect edges.
362 (cgraph_create_edge_1): New function.
363 (cgraph_create_edge): Moved some functionality to
364 cgraph_create_edge_1.
365 (cgraph_create_indirect_edge): New function.
366 (cgraph_edge_remove_callee): Add an assert checking for
368 (cgraph_edge_remove_caller): Special-case indirect edges.
369 (cgraph_remove_edge): Likewise.
370 (cgraph_set_edge_callee): New function.
371 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
372 (cgraph_make_edge_direct): New function.
373 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
374 the declaration of the call statement matches.
375 (cgraph_node_remove_callees): Special-case indirect edges.
376 (cgraph_clone_edge): Likewise.
377 (cgraph_clone_node): Clone also the indirect edges.
378 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
379 indirect_call, dump count of indirect_calls edges.
380 * ipa-prop.c (iinlining_processed_edges): New variable.
381 (ipa_note_param_call): Create indirect edges instead of
382 creating notes. New parameter node.
383 (ipa_analyze_call_uses): New parameter node, pass it on to
385 (ipa_analyze_stmt_uses): Likewise.
386 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
387 (print_edge_addition_message): Work on edges rather than on notes.
388 (update_call_notes_after_inlining): Likewise, renamed to
389 update_indirect_edges_after_inlining.
390 (ipa_create_all_structures_for_iinln): New function.
391 (ipa_free_node_params_substructures): Do not free notes.
392 (ipa_edge_duplication_hook): Propagate bits within
393 iinlining_processed_edges bitmap.
394 (ipa_node_duplication_hook): Do not duplicate notes.
395 (free_all_ipa_structures_after_ipa_cp): Renamed to
396 ipa_free_all_structures_after_ipa_cp.
397 (free_all_ipa_structures_after_iinln): Renamed to
398 ipa_free_all_structures_after_iinln.g
399 (ipa_write_param_call_note): Removed.
400 (ipa_read_param_call_note): Removed.
401 (ipa_write_indirect_edge_info): New function.
402 (ipa_read_indirect_edge_info): Likewise.
403 (ipa_write_node_info): Do not stream notes, do stream information
405 (ipa_read_node_info): Likewise.
406 (lto_ipa_fixup_call_notes): Removed.
407 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
408 * ipa-inline.c (pass_ipa_inline): Likewise.
409 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
410 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
411 * tree-inline.c (copy_bb): Removed an unnecessary double check for
413 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
415 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
416 (output_cgraph): Stream also indirect edges.
417 (lto_output_edge): Added capability to stream indirect edges.
418 (input_edge): Likewise.
419 (input_cgraph_1): Likewise.
420 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
423 2010-04-28 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/43879
426 PR tree-optimization/43909
427 * tree-ssa-structalias.c (struct variable_info): Add
428 only_restrict_pointers flag.
429 (new_var_info): Initialize it. Increment stats.total_vars here.
430 (create_function_info_for): Do not increment stats.total_vars
432 (get_function_part_constraint): Fix build with C++.
433 (insert_into_field_list): Remove.
434 (push_fields_onto_fieldstack): Properly merge fields.
435 (create_variable_info_for): Split and simplify.
436 (create_variable_info_for_1): New piece.
437 (intra_create_variable_infos): Properly make restrict constraints
440 2010-04-28 Richard Guenther <rguenther@suse.de>
443 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
446 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
447 Jan Hubicka <hubicka@ucw.cz>
449 * doc/invoke.texi (-Wsuggest-attribute=const,
450 -Wsuggest-attribute=pure): Document.
451 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
452 (function_always_visible_to_compiler_p,
453 suggest_attribute, warn_function_pure, warn_function_const):
455 (check_call): Improve debug info.
456 (analyze_function): Do not check availability.
457 (add_new_function): Check availability.
458 (propagate): Output warnings.
459 (skip_function_for_local_pure_const): New function.
460 (local_pure_const): Use it; output warnings.
461 * common.opt (Wsuggest-attribute=const,
462 Wsuggest-attribute=pure): New.
464 2010-04-27 Jakub Jelinek <jakub@redhat.com>
466 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
467 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
468 or DW_CFA_def_cfa_offset{,_sf}.
470 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
472 * tree.h: Fix truncated long macros.
474 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
476 * collect2.c (TARGET_64BIT): Redefine to target's default.
478 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
479 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
480 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
481 for underscoring __USER_LABEL_PREFIX__.
482 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
483 (SUB_LINK_ENTRY32): New.
484 (SUB_LINK_ENTRY64): New.
485 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
486 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
487 (SUB_LINK_ENTRY64): New.
488 (SUB_LINK_ENTRY): New.
489 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
490 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
491 x64 target is choosen.
492 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
493 * configure: Regenerated.
494 * configure.ac (leading-mingw64-underscores): Option added.
496 2010-04-27 Jan Hubicka <jh@suse.cz>
498 * doc/invoke.texi (-fipa-profile): Document.
499 * opts.c (decode_options): Enable ipa-profile at -O1.
500 * timevar.def (TV_IPA_PROFILE): Define.
501 * common.opt (fipa-profile): Add.
502 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
504 (cgraph_propagate_frequency): Handle only local ones.
505 * tree-pass.h (pass_ipa_profile): Declare.
506 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
507 (pass_ipa_profile): Use TV_IPA_PROFILE.
508 * ipa.c (ipa_profile): New function.
509 (gate_ipa_profile): Likewise.
510 (pass_ipa_profile): New global variable.
511 * passes.c (pass_ipa_profile): New.
513 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
515 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
517 2010-04-27 Martin Jambor <mjambor@suse.cz>
520 * ipa.c (dissolve_same_comdat_group_list): New function.
521 (function_and_variable_visibility): Call
522 dissolve_same_comdat_group_list when comdat group contains external or
524 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
525 lists are circular and that they contain only DECL_ONE_ONLY nodes.
527 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
529 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
530 (const_hash_1) <VECTOR_CST>: New case.
531 (compare_constant) <VECTOR_CST>: Likewise.
532 <ADDR_EXPR>: Deal with LABEL_REFs.
533 (copy_constant) <VECTOR_CST>: New case.
535 2010-04-27 Jan Hubicka <jh@suse.cz>
537 * cgraph.c (cgraph_propagate_frequency): New function.
538 * cgraph.h (cgraph_propagate_frequency): Declare.
539 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
540 cgraph_propagate_frequency.
542 2010-04-27 Jakub Jelinek <jakub@redhat.com>
544 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
546 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
549 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
550 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
551 here to determine which regs to push and how much stack to reserve.
553 2010-04-27 Jie Zhang <jie@codesourcery.com>
555 * doc/gimple.texi (gimple_statement_with_ops): Remove
556 addresses_taken field.
557 (gimple_statement_with_memory_ops): Likewise.
559 2010-04-27 Jan Hubicka <jh@suse.cz>
561 * tree-inline.c (eni_inlining_weights): Remove.
562 (estimate_num_insns): Special case more builtins.
564 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
567 * c-typeck.c (build_binary_op): Move forward check for comparison
568 pointer with null pointer constant and adjust the diagnostic message.
570 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
573 * configure.ac (gcc_cv_as_section_has_align): Set if installed
574 binutils supports extended .section directive needed by LTO, or
575 warn if older binutils found.
576 (LTO_BINARY_READER): New AC_SUBST'd variable.
577 (LTO_USE_LIBELF): Likewise.
578 * gcc/config.gcc (lto_binary_reader): New target-specific configure
580 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
581 (LTO_USE_LIBELF): Likewise.
582 * configure: Regenerate.
584 * collect2.c (is_elf): Rename from this ...
585 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
586 object files in addition to ELF-formatted ones.
587 (scan_prog_file): Caller updated. Also allow for LTO info marker
588 symbol to be prefixed or not by an extra underscore.
590 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
591 * config/i386/winnt.c: Also #include lto-streamer.h
592 (i386_pe_asm_named_section): Specify 1-byte section alignment for
594 (i386_pe_asm_output_aligned_decl_common): Add comment.
595 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
597 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
600 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
601 Add missing earlyclobber for second alternative.
603 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
605 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
606 bits for artificial defs at the top of the block.
607 * fwprop.c (single_def_use_enter_block): Don't call it.
609 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
612 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
613 instead of "$gcc_cv_objdump -T".
614 Use "-undefined dynamic_lookup" on darwin.
615 * gcc/configure: Regenerate.
617 2010-04-26 Jakub Jelinek <jakub@redhat.com>
620 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
622 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
624 * c-parser.c (struct c_token): Move location field up.
625 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
626 (struct c_declspecs): Convert typespec_word, storage_class, and
627 default_int_p into bitfields.
628 (struct c_declarator): Move loc field up.
630 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
632 * cfgloop.h (struct loop): Move can_be_parallel field up.
633 * ipa-prop.h (struct ip_node_params): Move bitfields up.
634 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
636 (struct iv_cand): Convert pos field into a bitfield.
637 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
639 (struct _stmt_vec_info): Shuffle fields for better packing.
641 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
643 * varasm.c (IN_NAMED_SECTION): Remove guard.
644 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
645 (IN_NAMED_SECTION_P): ...this.
646 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
647 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
649 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
651 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
652 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
653 of shadowing it. Fix comments.
655 2010-04-26 Jan Hubicka <jh@suse.cz>
657 * cgraph.c (cgraph_create_node): Set node frequency to normal.
658 (cgraph_clone_node): Copy function frequency.
659 * cgraph.h (node_frequency): New enum
660 (struct cgraph_node): Add.
661 * final.c (rest_of_clean_state): Update.
662 * lto-cgraph.c (lto_output_node): Output node frequency.
663 (input_overwrite_node): Input node frequency.
664 * tre-ssa-loop-ivopts (computation_cost): Update.
665 * lto-streamer-out.c (output_function): Do not output function
667 * predict.c (maybe_hot_frequency_p): Update and handle functions
669 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
671 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
672 (compute_function_frequency): Set noreturn functions to be executed
674 (choose_function_section): Update.
675 * lto-streamer-in.c (input_function): Do not input function frequency.
676 * function.c (allocate_struct_function): Do not initialize function
678 * function.h (function_frequency): Remove.
679 (struct function): Remove function frequency.
680 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
681 (try_update): Update.
682 * tree-inline.c (initialize_cfun): Do not update function frequency.
683 * passes.c (pass_init_dump_file): Update.
684 * i386.c (ix86_compute_frame_layout): Update.
685 (ix86_pad_returns): Update.
687 2010-04-26 Jie Zhang <jie@codesourcery.com>
689 PR tree-optimization/43833
690 * tree-vrp.c (range_int_cst_p): New.
691 (range_int_cst_singleton_p): New.
692 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
693 when both operands are constants. Use range_int_cst_p in
696 2010-04-26 Jan Hubicka <jh@suse.cz>
698 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
700 2010-04-26 Richard Guenther <rguenther@suse.de>
703 * gimple.c (gimple_decl_printable_name): Deal gracefully
704 with a NULL DECL_NAME.
706 2010-04-26 Richard Guenther <rguenther@suse.de>
709 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
710 if emitting debug information and it is either a function
713 2010-04-26 Ira Rosen <irar@il.ibm.com>
715 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
716 determine if the statement is vectorizable, and a macro to access it.
717 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
718 Skip statements that can't be vectorized. If the analysis fails,
719 mark the statement as unvectorizable if vectorizing basic block.
720 (vect_compute_data_refs_alignment): Likewise.
721 (vect_verify_datarefs_alignment): Skip statements marked as
722 unvectorizable. Add print.
723 (vect_analyze_group_access): Skip statements that can't be
724 vectorized. If the analysis fails, mark the statement as
725 unvectorizable if vectorizing basic block.
726 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
727 * tree-vect-stmts.c (vectorizable_store): Fix the number of
728 generated stmts for SLP.
729 (new_stmt_vec_info): Initialize the new field.
730 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
731 statements marked as unvectorizable.
733 2010-04-25 Joseph Myers <joseph@codesourcery.com>
735 * c-common.c (flag_isoc1x): New.
736 (flag_isoc99): Update comment.
737 * c-common.h (flag_isoc1x): New.
738 (flag_isoc99): Update comment.
739 * c-cppbuiltin.c (builtin_define_float_constants): Also define
740 __<type>_DECIMAL_DIG__.
741 * c-opts.c (set_std_c1x): New.
742 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
743 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
744 * c.opt (-std=c1x, -std=gnu1x): New options.
745 * doc/cpp.texi: Mention -std=c1x.
746 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
747 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
748 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
749 * doc/standards.texi: Mention C1X.
750 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
751 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
752 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
755 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
757 * config/i386/gmon-sol2.c (_mcleanup): Change format string
758 placeholder from 0x%x to %#x.
759 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
760 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
761 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
762 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
763 * config/i386/i386.c (ix86_target_string): Ditto.
764 (output_pic_addr_const): Ditto.
765 (print_operand): Ditto.
767 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
769 * combine.c (find_split_point): Add third argument. Use it
770 to find nested multiply-accumulate instructions. Adjust calls.
771 (try_combine): Adjust call to find_split_point.
773 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
775 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
777 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
779 PR tree-optimization/41442
780 * fold-const.c (merge_truthop_with_opposite_arm): New function.
781 (fold_binary_loc): Call it.
783 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
785 * toplev.c (general_init): Set default for fdiagnostics-show-option.
786 * opts.c (common_handle_option): Allow disabling it.
787 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
789 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
791 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
792 between modes if both types are integral.
794 2010-04-23 Richard Guenther <rguenther@suse.de>
796 PR tree-optimization/43572
797 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
799 2010-04-23 Richard Guenther <rguenther@suse.de>
802 * tree-inline.c (tree_can_inline_p): Also check compatibility
805 2010-04-23 Martin Jambor <mjambor@suse.cz>
807 PR tree-optimization/43846
808 * tree-sra.c (struct access): New flag grp_assignment_read.
809 (build_accesses_from_assign): Set grp_assignment_read.
810 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
811 (enum mark_read_status): New type.
812 (analyze_access_subtree): Propagate grp_assignment_read, create
813 accesses also if both direct_read and root->grp_assignment_read.
815 2010-04-23 Martin Jambor <mjambor@suse.cz>
818 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
819 function does not have type attributes.
821 2010-04-23 Richard Guenther <rguenther@suse.de>
824 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
827 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
829 * sese.h (create_if_region_on_edge): Remove.
831 * sese.c (create_if_region_on_edge): Make static.
833 * tree-inline.c: Do not include ggc.h.
835 * expr.c: Do not include ggc.h.
837 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
840 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
843 * config/sh/sh.c (find_barrier): Don't emit a constant pool
844 in the middle of insns for casesi_worker_2.
846 2010-04-22 David Edelsohn <edelsohn@gnu.org>
848 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
850 2010-04-22 Ira Rosen <irar@il.ibm.com>
852 PR tree-optimization/43842
853 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
854 loop unrolling in update of exit phis. Fix comment.
855 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
856 least two reduction statements in the loop before starting SLP
859 2010-04-22 Nick Clifton <nickc@redhat.com>
861 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
863 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
865 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
868 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
870 * tree-parloops.c (loop_parallel_p): New argument
871 parloop_obstack. Pass it down.
872 (parallelize_loops): New variable parloop_obstack. Initialize it,
873 pass it down, free it.
875 * tree-loop-linear.c (linear_transform_loops): Pass down
878 * tree-data-ref.h (lambda_compute_access_matrices): New argument
879 of type struct obstack *.
881 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
882 scratch_obstack. Initialize it, pass down, free it.
884 * lambda.h (lambda_loop_new): Remove.
885 (lambda_matrix_new, lambda_matrix_inverse)
886 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
887 argument of type struct obstack *.
889 * lambda-trans.c (lambda_trans_matrix_new): New argument
890 lambda_obstack. Pass it down, use obstack allocation for ret.
891 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
894 * lambda-mat.c (lambda_matrix_get_column)
895 (lambda_matrix_project_to_null): Remove.
896 (lambda_matrix_new): New argument lambda_obstack. Use obstack
898 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
901 * lambda-code.c (lambda_loop_new): New function.
902 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
903 (lambda_compute_auxillary_space, lambda_compute_target_space)
904 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
905 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
906 (build_access_matrix): New argument lambda_obstack. Use obstack
908 (lambda_compute_step_signs, lambda_compute_access_matrices): New
909 argument lambda_obstack. Pass it down.
911 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
913 * optabs.h (expand_widening_mult): Declare.
915 2010-04-22 Richard Guenther <rguenther@suse.de>
917 PR tree-optimization/43845
918 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
919 lookup the CALL_EXPR function and arguments.
921 2010-04-22 Nick Clifton <nickc@redhat.com>
923 * config/stormy16/stormy16.c
924 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
925 * config/stormy16/stormy16.h: Tidy up formatting.
926 (DONT_USE_BUILTIN_SETJMP): Remove definition.
927 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
928 (ineqbranchsi): Delete pattern.
929 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
930 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
931 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
932 stormy16-lib2-ucmpsi2.c.
934 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
936 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
937 df_simulate_find_noclobber_defs as appropriate. Keep track of an
938 extra set merge_set_noclobber, and use it to relax the final test
940 * df.h (df_simulate_find_noclobber_defs): Declare.
941 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
943 (df_simulate_find_noclobber_defs): New function.
945 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
947 * config/i386/i386.md: Use {} around multi-line preparation statements.
949 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
951 * c-tree.h (push_init_level, pop_init_level, set_init_index)
952 (process_init_element): New argument of type struct obstack *.
954 * c-typeck.c (push_init_level, pop_init_level, set_designator)
955 (set_init_index, set_init_label, set_nonincremental_init)
956 (set_nonincremental_init_from_string, find_init_member)
957 (output_init_element, output_pending_init_elements)
958 (process_init_element): New argument braced_init_obstack. Pass it
960 (push_range_stack, add_pending_init): New argument
961 braced_init_obstack. Use obstack allocation.
963 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
964 braced_init_obstack. Pass it down.
965 (c_parser_braced_init): New variables ret, braced_init_obstack.
966 Initialize obstack, pass it down and finally free it.
968 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
971 * tree-pass.h (pass_optimize_widening_mul): Declare.
972 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
973 gate_optimize_widening_mul): New static functions.
974 (pass_optimize_widening_mul): New.
975 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
976 <case MULT_EXPR>: Remove support for widening multiplies.
977 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
978 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
979 simplify_gen_unary rather than directly building extensions.
980 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
982 * expmed.c (expand_widening_mult): New function.
983 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
985 2010-04-21 Jan Hubicka <jh@suse.cz>
987 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
988 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
989 * lto-wpa-fixup.c: Remove.
990 * Makefile.in (lto-wpa-fixup.o): Remove.
991 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
992 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
993 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
995 2010-04-21 Jan Hubicka <jh@suse.cz>
997 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
998 add write_optimization_summary, read_optimization_summary.
999 (ipa_write_summaries_of_cgraph_node_set): Remove.
1000 (ipa_write_optimization_summaries): Declare.
1001 (ipa_read_optimization_summaries): Declare.
1002 * ipa-cp.c (pass_ipa_cp): Update.
1003 * ipa-reference.c (pass_ipa_reference): Update.
1004 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1005 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1007 * ipa-inline.c (pass_ipa_inline): Update.
1008 * ipa.c (pass_ipa_whole_program): Update.
1009 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1010 * passes.c (ipa_write_summaries_1): Do not test wpa.
1011 (ipa_write_optimization_summaries_1): New.
1012 (ipa_write_optimization_summaries): New.
1013 (ipa_read_summaries): Do not test ltrans.
1014 (ipa_read_optimization_summaries_1): New.
1015 (ipa_read_optimization_summaries): New.
1017 2010-04-21 Jan Hubicka <jh@suse.cz>
1019 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1021 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1023 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1026 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1027 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1029 2010-04-21 Jan Hubicka <jh@suse.cz>
1031 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1033 2010-04-21 Jan Hubicka <jh@suse.cz>
1035 * varpool.c (decide_is_variable_needed): Variable is always needed
1038 2010-04-21 Jan Hubicka <jh@suse.cz>
1040 * opts.c (decode_options): Enable pure-const pass for whopr.
1042 2010-04-21 Jan Hubicka <jh@suse.cz>
1044 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1045 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1047 (cgraph_decide_inlining): Do not expect callee to be removed in all
1050 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1052 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1054 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1057 amdfam10_decode attributes.
1059 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1062 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1063 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1064 (lower_copyprivate_clauses): Use private var in outer
1065 context instead of original var. Make sure the types
1066 are correct for VLAs.
1068 2010-04-21 Richard Guenther <rguenther@suse.de>
1070 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1071 to non-pointer objects.
1073 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1075 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1076 last chain entry if it starts with the still current label.
1077 (add_location_or_const_value_attribute): Check that
1078 loc_list->first->next is NULL instead of comparing ->first with ->last.
1079 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1080 to add_var_loc_to_decl.
1082 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1083 >= 4 add also address size and segment size fields into CIE header.
1085 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1086 long as address size is the same as sizeof (void *) and
1088 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1089 address size or segment size is unexpected, return DW_EH_PE_omit.
1090 (classify_object_over_fdes): If get_cie_encoding returned
1091 DW_EH_PE_omit, return -1.
1092 (init_object): If classify_object_over_fdes returned -1,
1093 pretend there were no FDEs at all.
1095 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1098 bswap{si,di}2 using SWI48 mode iterator.
1099 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1100 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1101 set modrm attribute of bswap insn to 0 and remove length attribute.
1102 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1103 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1104 set mode attribute to <MODE> and remove length attribute.
1106 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1108 PR rtl-optimization/43520
1109 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1110 zero available registers.
1112 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1114 * builtins.c (fold_builtin_cproj): Fold more cases.
1116 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1118 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1119 (fold_builtin_1): Fold builtin cproj.
1120 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1121 Use ATTR_CONST_NOTHROW_LIST.
1123 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1125 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1126 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1127 ffsi2_no_cmove for !TARGET_CMOVE.
1128 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1129 (ffssi2): Remove expander.
1130 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1132 (ctz<mode>2): Ditto from ctz{si,di}2.
1133 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1135 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1138 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1140 * dwarf2out.c (AT_linkage_name): Define.
1141 (clone_as_declaration): Handle DW_AT_linkage_name.
1142 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1143 of DW_AT_MIPS_linkage_name.
1144 (move_linkage_attr): Likewise.
1145 (dwarf2out_finish): Likewise.
1147 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1150 * fold-const.c (fold_comparison): New folding rule.
1152 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1154 * double-int.h (double_int_setbit): Declare.
1155 * double-int.c (double_int_setbit): New function.
1156 * rtl.h (immed_double_int_const): Declare.
1157 * emit-rtl.c (immed_double_int_const): New function.
1158 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1159 and immed_double_int_const functions.
1160 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1161 expand_copysign_bit): (Ditto.).
1162 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1163 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1164 * dojump.c (prefer_and_bit_test): (Ditto.).
1165 * expr.c (convert_modes, reduce_to_bit_field_precision,
1166 const_vector_from_tree): (Ditto.).
1167 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1169 2010-04-20 Jan Hubicka <jh@suse.cz>
1171 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1172 (dump_cgraph_node): Dump new flags.
1173 * cgraph.h (struct cgraph_node): Add flags
1174 reachable_from_other_partition and in_other_partition.
1175 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1176 other partition can not be removed.
1177 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1178 the other partition must be output; silence sanity checking on
1179 leaking functions bodies from other paritition.
1180 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1181 (lto_output_node): Output new flags; do not sanity check that inline
1182 clones are output; drop lto_forced_extern_inline_p code; do not mock
1183 visibility flags at partition boundaries.
1184 (add_node_to): New function.
1185 (output_cgraph): Use it to sort functions so masters appear before
1187 (input_overwrite_node): Input new flags.
1188 * passes.c (ipa_write_summaries): Do not call
1189 lto_new_extern_inline_states.
1190 * lto-section-out.c (forced_extern_inline,
1191 lto_new_extern_inline_states lto_delete_extern_inline_states,
1192 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1193 * lto-streamer.h (lto_new_extern_inline_states,
1194 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1195 lto_forced_extern_inline_p): Kill.
1197 2010-04-20 Richard Guenther <rguenther@suse.de>
1199 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1200 from vars that can have pointers.
1201 (process_constraint): Dump useless constraints.
1203 2010-04-20 Richard Guenther <rguenther@suse.de>
1205 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1206 (dump_sa_points_to_info): Remove asserts.
1207 (init_base_vars): nothing_id isn't an escape point nor does it
1210 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1212 * tree.h (TYPE_REF_IS_RVALUE): Define.
1213 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1214 should_move_die_to_comdat, prune_unused_types_walk): Handle
1215 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1216 (modified_type_die, gen_reference_type_die): Emit
1217 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1218 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1220 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1223 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1224 calls for -fpic -m31 if they have been sibcall optimized.
1226 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1228 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1229 ar.lc fixed and call-used.
1231 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1233 2010-04-19 Jan Hubicka <jh@suse.cz>
1235 * opts.c (decode_options): Disable whpr incompatible passes.
1236 * lto/lto.c (lto_1_to_1_map): Skip clones.
1237 (read_cgraph_and_symbols): Do not mark everything as needed.
1238 (do_whole_program_analysis): Do map only after optimizing;
1239 set proper cgraph_state; use passmanager.
1241 2010-04-19 DJ Delorie <dj@redhat.com>
1243 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1244 POINTER_PLUS_EXPR and fix them.
1246 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1248 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1249 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1250 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1251 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1252 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1253 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1254 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1255 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1256 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1257 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1258 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1260 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1262 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1263 (check_cond_move_block): Likewise.
1264 (cond_move_process_if_block): Likewise.
1265 (noce_find_if_block): Improve formatting.
1266 (find_if_header): Pass 0 to memset and tweak conditions.
1267 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1269 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1271 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1275 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1276 with non-local decl doesn't need chain.
1278 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1280 * ira-color.c (allocno_reload_assign): Avoid accumulating
1281 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1283 2010-04-19 Martin Jambor <mjambor@suse.cz>
1285 * gimple.h (create_tmp_reg): Declare.
1286 * gimplify.c (create_tmp_reg): New function.
1287 (gimplify_return_expr): Use create_tmp_reg.
1288 (gimplify_omp_atomic): Likewise.
1289 (gimple_regimplify_operands): Likewise.
1290 * tree-dfa.c (make_rename_temp): Likewise.
1291 * tree-predcom.c (predcom_tmp_var): Likewise.
1292 (reassociate_to_the_same_stmt): Likewise.
1293 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1294 (get_replaced_param_substitute): Likewise.
1295 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1296 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1297 * tree-ssa-pre.c (get_representative_for): Likewise.
1298 (create_expression_by_pieces): Likewise.
1299 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1300 (create_tailcall_accumulator): Likewise.
1302 2010-04-19 Martin Jambor <mjambor@suse.cz>
1304 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1306 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1308 2010-04-19 Richard Guenther <rguenther@suse.de>
1310 PR tree-optimization/43796
1311 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1312 from SCEV in the lattice.
1313 (vrp_visit_phi_node): Dump change.
1315 2010-04-19 Richard Guenther <rguenther@suse.de>
1317 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1318 * configure: Re-generated.
1320 2010-04-19 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/43783
1323 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1324 constant ARRAY_REF operands two and three if possible.
1326 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1331 2010-04-19 Jie Zhang <jie@codesourcery.com>
1334 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1336 2010-04-19 Ira Rosen <irar@il.ibm.com>
1338 PR tree-optimization/37027
1339 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1340 and macro to access it.
1341 (vectorizable_reduction): Add argument.
1342 (vect_get_slp_defs): Likewise.
1343 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1344 statements for possible use in SLP.
1345 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1346 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1347 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1349 (vectorizable_reduction): Likewise.
1350 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1352 (vectorizable_type_demotion, vectorizable_type_promotion,
1353 vectorizable_store): Likewise.
1354 (vect_analyze_stmt): Update call to vectorizable_reduction.
1355 (vect_transform_stmt): Likewise.
1356 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1357 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1358 from different interleaving chains in same node.
1359 (vect_slp_rearrange_stmts): New function.
1360 (vect_supported_load_permutation_p): Allow load permutations for
1361 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1362 inside SLP nodes if necessary.
1363 (vect_analyze_slp_instance): Handle reductions.
1364 (vect_analyze_slp): Try to build SLP instances originating from groups
1366 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1367 (vect_get_constant_vectors): Create initial vectors for reductions
1368 according to reduction code. Add new argument.
1369 (vect_get_slp_defs): Add new argument, pass it to
1370 vect_get_constant_vectors.
1371 (vect_schedule_slp_instance): Remove SLP tree root statements.
1373 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1375 * tree.h (ENUM_IS_SCOPED): Define.
1376 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1377 for ENUM_IS_SCOPED enums.
1379 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1381 * fold-const.c (fold_comparison): Use ssizetype.
1382 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1383 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1384 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1385 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1387 * tree.h (initialize_sizetypes): Remove parameter.
1388 (build_common_tree_nodes): Remove second parameter.
1389 * stor-layout.c (initialize_sizetypes): Remove parameter.
1390 Always create an unsigned type.
1391 (set_sizetype): Assert that the passed type is unsigned and simplify.
1392 * tree.c (build_common_tree_nodes): Remove second parameter.
1393 Adjust call to initialize_sizetypes.
1394 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1395 build_common_tree_nodes.
1397 2010-04-18 Matthias Klose <doko@ubuntu.com>
1399 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1401 2010-04-18 Ira Rosen <irar@il.ibm.com>
1403 PR tree-optimization/43771
1404 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1405 load permutation doesn't have gaps.
1407 2010-04-18 Jan Hubicka <jh@suse.cz>
1409 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1410 (sse_prologue_save_insn expander): Use new pattern.
1411 (sse_prologue_save_insn1): New pattern and splitter.
1412 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1414 * i386.c (setup_incoming_varargs_64): Do not compute jump
1416 (ix86_gimplify_va_arg): Update alignment needed.
1417 (ix86_local_alignment): Do not align all local arrays to 128bit.
1419 2010-04-17 Jan Hubicka <jh@suse.cz>
1421 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1423 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1425 * arm.md (negdi2): Remove redundant code to force values into a
1428 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1430 * arm/bpabi.S: Add EABI alignment attributes to objects.
1431 * arm/bpabi-v6m.S: Likewise.
1432 * arm/crti.asm: Likewise.
1433 * arm/crtn.asm: Likewise.
1434 * arm/lib1funcs.asm: Likewise.
1435 * arm/libunwind.S: Likewise.
1437 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1439 * arm-protos.h (tune_params): New structure.
1440 * arm.c (current_tune): New variable.
1441 (arm_constant_limit): Delete.
1442 (struct processors): Add pointer to the tune parameters.
1443 (arm_slowmul_tune): New tuning option.
1444 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1445 (all_cores): Adjust to pick up the tuning model.
1446 (arm_constant_limit): New function.
1447 (arm_override_options): Select the appropriate tuning model. Delete
1448 initialization of arm_const_limit.
1449 (arm_split_constant): Use the new constant-limit model.
1450 (arm_rtx_costs): Pick up the current tuning model.
1451 * arm.md (is_strongarm, is_xscale): Delete.
1452 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1453 for Xscale variant architectures.
1454 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1456 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1458 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1460 (arm_rtx_costs_1): Remove unused variable extra_cost.
1461 (arm_unwind_emit_set): Use variable offset.
1462 (thumb1_output_casesi): Remove unused variable flags.
1464 2010-04-16 Jeff Law <law@redhat.com>
1466 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1467 needing assignment rather than doing a two-phase assignment. Remove
1468 unused variable 'm'.
1470 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1473 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1475 2010-04-16 Doug Kwan <dougkwan@google.com>
1477 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1478 (next_operand_entry_id): New static variable.
1479 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1480 (add_to_ops_vec): Assigned unique ID to operand entry.
1481 (struct oecount_s): New field ID.
1482 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1483 (undistribute_ops_list): Assign unique IDs to oecounts.
1484 (init_reassoc): reset next_operand_entry_id.
1486 2010-04-16 Doug Kwan <dougkwan@google.com>
1488 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1489 missing left parenthesis.
1491 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1493 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1494 *btdi_rex64 using SWI48 mode iterator.
1495 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1496 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1497 *jcc_btdi_mask_rex64.
1499 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1501 * double-int.h (tree_to_double_int): Convert to macro.
1502 * double-int.c (tree_to_double_int): Remove.
1504 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1507 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1508 with want_address 2 and in case a single element list might be
1509 possible, call it again with want_address 0.
1511 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1513 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1514 case 'W' print operands for HI mode.
1515 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1516 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1517 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1518 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1520 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1522 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1523 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1524 #xx:3 and #xx:4 mode.
1526 * config/h8300/h8300.md (inverted load with HImode dest): Add
1527 support for H8300SX.
1529 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1530 satisfy 'U' constraint.
1532 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1534 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1535 * configure: Regenerate.
1536 * config.in: Regenerate.
1537 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1540 2010-04-16 Richard Guenther <rguenther@suse.de>
1542 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1543 (struct tree_decl_common): ... here.
1544 (DECL_PT_UID): Adjust.
1545 (SET_DECL_PT_UID): Likewise.
1546 (DECL_PT_UID_SET_P): Likewise.
1548 2010-04-16 Richard Guenther <rguenther@suse.de>
1550 PR tree-optimization/43572
1551 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1552 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1553 * tree-flow.h (is_call_clobbered): Remove.
1554 * tree-flow-inline.h (is_call_clobbered): Likewise.
1555 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1556 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1557 (execute_return_slot_opt): Adjust.
1558 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1559 check for call clobbered vars here.
1560 (find_tail_calls): Move tailcall verification to the
1563 2010-04-16 Diego Novillo <dnovillo@google.com>
1565 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1567 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1570 * config/arm/arm.md (cbranchqi4): New pattern.
1571 * config/arm/predicates.md (const0_operand,
1572 cbranchqi4_comparison_operator): New predicates.
1574 2010-04-16 Richard Guenther <rguenther@suse.de>
1576 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1577 (dump_gimple_stmt): Likewise.
1579 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1581 * recog.h (struct recog_data): New field is_operator.
1582 (struct insn_operand_data): New field is_operator.
1583 * recog.c (extract_insn): Set recog_data.is_operator.
1584 * genoutput.c (output_operand_data): Emit code to set the
1586 * reload.c (find_reloads): Use it rather than testing for an
1587 empty constraint string.
1590 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1591 If the previous insn is a cbranchsi4_insn with the same arguments,
1592 omit the compare instruction.
1594 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1595 register, inputs must be low registers and we need a low register
1596 scratch. Handle alternative 2 like alternative 3.
1598 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1600 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1601 don't call get_addr on both. If one expression is a VALUE and
1602 the other a REG, check VALUE's locs if the REG isn't among them.
1604 2010-04-16 Christian Bruel <christian.bruel@st.com>
1606 * config/sh/sh.h (sh_frame_pointer_required): New function.
1607 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1608 (flag_omit_frame_pointer) Set.
1609 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1610 (rounded_frame_size): Adjust size with outgoing_args_size.
1611 (sh_set_return_address): Must return from stack pointer.
1612 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1613 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1614 (ACCUMULATE_OUTGOING_ARGS): Define.
1615 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1616 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1618 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1621 * config/sh/sh.c (sh_legitimize_reload_address): Use
1622 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1623 Remove a unneeded check for offset_base.
1625 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1627 * configure: Regenerated.
1629 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1631 * config/s390/s390.c (s390_call_save_register_used): Switch back
1632 to HARD_REGNO_NREGS.
1634 2010-04-15 Richard Guenther <rguenther@suse.de>
1636 * alias.c (alias_set_subset_of): Handle alias-set zero
1639 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1640 Julian Brown <julian@codesourcery.com>
1642 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1643 alternatives according to use of high and low regs.
1644 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1645 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1646 optimizing for size on Thumb-2.
1648 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1650 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1652 2010-04-15 Richard Guenther <rguenther@suse.de>
1654 * tree-ssa-structalias.c (struct variable_info): Add
1656 (new_var_info): Initialize it.
1657 (dump_constraints): Support printing last added constraints.
1658 (debug_constraints): Adjust.
1659 (dump_constraint_graph): Likewise.
1660 (make_heapvar_for): Check for NULL cfun.
1661 (get_function_part_constraint): New function.
1662 (get_fi_for_callee): Likewise.
1663 (find_func_aliases): Properly implement IPA PTA constraints.
1664 (process_ipa_clobber): New function.
1665 (find_func_clobbers): Likewise.
1666 (insert_into_field_list_sorted): Remove.
1667 (create_function_info_for): Properly allocate vars for IPA mode.
1668 Do not use insert_into_field_list_sorted.
1669 (create_variable_info_for): Properly generate constraints for
1670 global vars in IPA mode.
1671 (dump_solution_for_var): Always dump the solution.
1672 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1673 (find_what_var_points_to): Adjust.
1674 (pt_solution_set): Change.
1675 (pt_solution_ior_into): New function.
1676 (pt_solution_empty_p): Export.
1677 (pt_solution_includes_global): Adjust.
1678 (pt_solution_includes_1): Likewise.
1679 (pt_solutions_intersect_1): Likewise.
1680 (dump_sa_points_to_info): Check some invariants.
1681 (solve_constraints): Move constraint dumping ...
1682 (compute_points_to_sets): ... here.
1683 (ipa_pta_execute): ... and here.
1684 (compute_may_aliases): Do not re-compute points-to info
1685 locally if IPA info is available.
1686 (ipa_escaped_pt): New global var.
1687 (ipa_pta_execute): Properly implement IPA PTA.
1688 * tree-into-ssa.c (dump_decl_set): Support dumping
1689 decls not in referenced-vars.
1690 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1691 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1692 (dump_points_to_solution): Likewise.
1693 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1694 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1695 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1696 (copy_decl_to_var): Copy DECL_PT_UID.
1697 (copy_result_decl_to_var): Likewise.
1698 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1699 (copy_node_stat): Copy it.
1700 * tree.h (DECL_PT_UID): New macro.
1701 (SET_DECL_PT_UID): Likewise.
1702 (DECL_PT_UID_SET_P): Likewise.
1703 (struct tree_decl_minimal): Add pt_uid member.
1704 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1705 (pt_solution_empty_p): Declare.
1706 (pt_solution_set): Adjust.
1707 (ipa_escaped_pt): Declare.
1708 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1709 * gimple-pretty-print.c (pp_points_to_solution): New function.
1710 (dump_gimple_call): Dump call clobber/use information.
1711 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1712 * tree-pass.h (TDF_ALIAS): New dump option.
1713 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1714 * doc/invoke.texi (-fipa-pta): Update documentation.
1716 2010-04-15 Richard Guenther <rguenther@suse.de>
1718 * Makefile.in (OBJS-common): Add gimple-fold.o.
1719 (gimple-fold.o): New rule.
1720 * tree.h (maybe_fold_offset_to_reference,
1721 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1723 * gimple.h: ... here.
1724 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1725 may_propagate_address_into_dereference): Move prototypes ...
1726 * gimple.h: ... here.
1727 * tree-ssa-ccp.c (get_symbol_constant_value,
1728 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1729 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1730 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1731 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1732 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1733 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1734 gimplify_and_update_call_from_tree): Move ...
1735 * gimple-fold.c: ... here. New file.
1736 (ccp_fold_builtin): Rename to ...
1737 (gimple_fold_builtin): ... this.
1738 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1740 2010-04-15 Richard Guenther <rguenther@suse.de>
1742 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1743 fit_double_type, force_fit_type_double, add_double_with_sign,
1744 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1745 lrotate_double, rrotate_double, div_and_round_double): Move ...
1746 * double-int.c: ... here.
1747 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1748 add_double, neg_double, mul_double_with_sign, mul_double,
1749 lshift_double, rshift_double, lrotate_double, rrotate_double,
1750 div_and_round_double): Move prototypes ...
1751 * double-int.h: ... here.
1753 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1756 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1757 matching constraints to ensure inputs match the output.
1759 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1762 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1763 in an input-only operand.
1765 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1767 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1768 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1769 (double_int_negative_p): Convert to static inline function.
1770 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1771 (double_int_negative_p): Remove.
1772 * tree.h (lshift_double, rshift_double):
1773 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1774 * fold-const.c (fold_convert_const_int_from_real,
1775 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1776 (lshift_double): Change type of arith argument to bool.
1777 (rshift_double): Change type of arith argument to bool. Correct
1779 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1781 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1784 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1785 at the start and end of the then/else blocks, and omit them from the
1787 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1788 argument; all callers changed. Pass zero to old_insns_match_p instead.
1789 (flow_find_head_matching_sequence): New function.
1790 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1791 * basic-block.h (flow_find_cross_jump,
1792 flow_find_head_matching_sequence): Declare functions.
1794 2010-04-14 Jason Merrill <jason@redhat.com>
1797 * c-common.c (attribute_takes_identifier_p): New fn.
1798 * c-common.h: Declare it.
1800 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1802 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1804 (*udivmod<mode>4): Ditto.
1806 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1808 * config/i386/i386.md (maxmin_int): Rename code attribute from
1809 maxminiprefix and update all users.
1810 (maxmin_float): Ditto from maxminfprefix.
1811 (logic): Ditto from logicprefix.
1812 (absneg_mnemonic): Ditto from absnegprefix.
1813 * config/i386/mmx.md: Update all users of maxminiprefix,
1814 maxminfprefix and logicprefix for rename.
1815 * config/i386/sse.md: Ditto.
1816 * config/i386/sync.md (sync_<code><mode>): Update for
1819 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1822 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1823 warnings converted to errors.
1825 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1827 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1828 used insn_type variable.
1829 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1830 to avoid set-but-not-used warning.
1832 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1834 * df-core.c (df_ref_debug): Change format string placeholder
1836 * dwarf2asm.c (dw2_asm_output_data_raw,
1837 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1838 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1839 * dwarf2out.c (output_cfi, output_cfi_directive,
1840 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1841 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1843 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1844 * print-rtl.c (print_rtx): Ditto.
1846 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1849 * builtins.c (expand_builtin_pow_root): New function to expand pow
1850 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1851 series of sqrt and cbrt calls under -ffast-math.
1852 (expand_builtin_pow): Call it.
1854 2010-04-14 Michael Matz <matz@suse.de>
1856 PR tree-optimization/42963
1857 * tree-cfg.c (touched_switch_bbs): New static variable.
1858 (group_case_labels_stmt): New function broken out from ...
1859 (group_case_labels): ... here, use the above.
1860 (start_recording_case_labels): Allocate touched_switch_bbs.
1861 (end_recording_case_labels): Deallocate it, call
1862 group_case_labels_stmt.
1863 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1865 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1867 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1870 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1872 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1874 2010-04-13 Jan Hubicka <jh@suse.cz>
1876 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1877 of optimized out static functions.
1878 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1879 cost computation. Also sanity check for overflows.
1880 (update_caller_keys): Update cgraph_edge_badness call; properly
1881 update fibheap and sanity check that it is up to date.
1882 (add_new_edges_to_heap): Update cgraph_edge_badness.
1883 (cgraph_decide_inlining_of_small_function): Likewise;
1884 add sanity checking that badness in heap is up to date;
1885 improve dumping of reason; Update badness of calls to the
1886 offline copy of function currently inlined; dump badness
1887 of functions not inlined because of unit growth limits.
1889 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1892 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1893 because of sign-extension change when converting to sizetype here...
1894 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1896 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1897 the folding to constants. Remove redundant final conversion.
1898 (fold_binary) <associate>: Do not associate if the re-association of
1899 constants alone overflows.
1900 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1901 to the end of the list.
1902 (multiple_of_p) <COND_EXPR>: New case.
1904 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1906 * opt-functions.awk (opt_sanitized_name): New.
1908 * optc-gen.awk: Use it
1909 * opth-gen.awk: Use it.
1911 2010-04-13 Martin Jambor <mjambor@suse.cz>
1913 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1914 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1915 children. Call replace_uses_with_default_def_ssa_name to handle
1918 2010-04-13 Michael Matz <matz@suse.de>
1921 * builtins.c (expand_builtin_interclass_mathfn): Also create
1922 a register if the predicate doesn't match.
1924 2010-04-13 Diego Novillo <dnovillo@google.com>
1926 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1927 * c-pch.c: Include timevar.h.
1928 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1929 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1930 * ggc-common.c: Include timevar.h.
1931 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1932 * timevar.def (TV_PCH_SAVE): Define.
1933 (TV_PCH_CPP_SAVE): Define.
1934 (TV_PCH_PTR_REALLOC): Define.
1935 (TV_PCH_PTR_SORT): Define.
1936 (TV_PCH_RESTORE): Define.
1937 (TV_PCH_CPP_RESTORE): Define.
1939 2010-04-13 Michael Matz <matz@suse.de>
1941 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1943 (can_reassociate_p): New function.
1944 (break_up_subtract_bb, reassociate_bb): Use it.
1946 2010-04-13 Richard Guenther <rguenther@suse.de>
1949 * builtins.c (c_readstr): Fix assert.
1951 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1953 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1954 when generating cltd insn.
1956 (*ashl<mode>3_1): Remove special handling for register operand 2.
1957 (*ashlsi3_1_zext): Ditto.
1958 (*ashlhi3_1): Ditto.
1959 (*ashlhi3_1_lea): Ditto.
1960 (*ashlqi3_1): Ditto.
1961 (*ashlqi3_1_lea): Ditto.
1962 (*<shiftrt_insn><mode>3_1): Ditto.
1963 (*<shiftrt_insn>si3_1_zext): Ditto.
1964 (*<shiftrt_insn>qi3_1_slp): Ditto.
1965 (*<rotate_insn><mode>3_1): Ditto.
1966 (*<rotate_insn>si3_1_zext): Ditto.
1967 (*<rotate_insn>qi3_1_slp): Ditto.
1969 2010-04-13 Richard Guenther <rguenther@suse.de>
1971 * tree-ssa-structalias.c (callused_id): Remove.
1972 (call_stmt_vars): New.
1973 (get_call_vi): Likewise.
1974 (lookup_call_use_vi): Likewise.
1975 (lookup_call_clobber_vi): Likewise.
1976 (get_call_use_vi): Likewise.
1977 (get_call_clobber_vi): Likewise.
1978 (make_transitive_closure_constraints): Likewise.
1979 (handle_const_call): Adjust to do per-call call-used handling.
1980 (handle_pure_call): Likewise.
1981 (find_what_var_points_to): Remove general callused handling.
1982 (init_base_vars): Likewise.
1983 (init_alias_vars): Initialize call_stmt_vars.
1984 (compute_points_to_sets): Process call-used and call-clobbered
1985 vars for call statements.
1986 (delete_points_to_sets): Free call_stmt_vars.
1988 2010-04-13 Richard Guenther <rguenther@suse.de>
1990 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1991 Only add RW dependence for dependence distance zero.
1992 Adjust maximal vectorization factor according to dependences.
1993 Move alignment handling ...
1994 (vect_find_same_alignment_drs): ... here. New function.
1995 (vect_analyze_data_ref_dependences): Adjust.
1996 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1997 (vect_analyze_data_refs): Adjust minimal vectorization factor
1998 according to data references.
1999 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2000 dependences before determining the vectorization factor.
2001 Analyze alignment after determining the vectorization factor.
2002 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2003 dependences before alignment.
2004 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2006 (vect_analyze_data_refs): Likewise.
2007 (MAX_VECTORIZATION_FACTOR): New define.
2009 2010-04-13 Duncan Sands <baldrick@free.fr>
2011 * except.h (lang_eh_type_covers): Remove.
2012 * except.c (lang_eh_type_covers): Likewise.
2014 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2015 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2017 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2018 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2019 UNITS_PER_LONG where it is ABI relevant.
2020 (s390_return_addr_rtx): Likewise.
2021 (s390_back_chain_rtx): Likewise.
2022 (s390_frame_area): Likewise.
2023 (s390_frame_info): Likewise.
2024 (s390_initial_elimination_offset): Likewise.
2025 (save_gprs): Likewise.
2026 (s390_emit_prologue): Likewise.
2027 (s390_emit_epilogue): Likewise.
2028 (s390_function_arg_advance): Likewise.
2029 (s390_function_arg): Likewise.
2030 (s390_va_start): Likewise.
2031 (s390_gimplify_va_arg): Likewise.
2032 (s390_function_profiler): Likewise.
2033 (s390_optimize_prologue): Likewise.
2034 (s390_rtx_costs): Likewise.
2035 (s390_secondary_reload): Likewise.
2036 (s390_promote_function_mode): Likewise.
2037 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2038 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2039 registers available.
2040 (s390_unwind_word_mode): New function.
2041 (s390_function_value): Split 64 bit values into register pair if
2042 used as return value.
2043 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2044 function call parameters. Handle parallels.
2045 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2046 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2047 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2048 (s390_expand_setmem): Remove unused variable src_addr.
2049 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2050 deal with 64 bit registers.
2051 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2052 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2053 (UNITS_PER_LONG): New macro.
2054 * libjava/include/s390-signal.h: Define extended ucontext
2055 structure containing the upper halfs of the 64 bit registers.
2057 2010-04-13 Simon Baldwin <simonb@google.com>
2059 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2061 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2063 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2064 rvalue on the RHS if the LHS is of a non-renamable type.
2065 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2067 2010-04-13 Matthias Klose <doko@ubuntu.com>
2069 * gcc.c (cc1_options): Handle -iplugindir before processing
2070 the cc1 spec. Only add -iplugindir once.
2071 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2073 * common.opt (iplugindir): Remove `Separate' property, initialize.
2074 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2076 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2077 (distclean): Remove plugin dir.
2078 * doc/invoke.texi: Document -iplugindir.
2080 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2082 * doc/plugins.texi (Loading Plugins): Document short
2083 -fplugin=foo option.
2084 (Plugin API): Mention default_plugin_dir_name function.
2086 * gcc.c (find_file_spec_function): Add new declaration.
2087 (static_spec_func): Use it for "find-file".
2088 (find_file_spec_function): Add new function.
2089 (cc1_options): Add -iplugindir option if -fplugin* options found.
2091 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2093 * plugin.c (add_new_plugin): Updated comment, and handle short
2095 (default_plugin_dir_name): Added new function.
2097 * common.opt (iplugindir): New option to set the plugin directory.
2099 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2101 * config/i386/i386.md (any_rotate): New code iterator.
2102 (rotate_insn): New code attribute.
2104 (SWIM124): New mode iterator.
2105 (<rotate_insn>ti3): New expander.
2106 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2107 any_rotate code iterator.
2108 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2109 using any_rotate code iterator and SWIM124 mode iterator.
2110 (ix86_rotlti3): New insn_and_split pattern.
2111 (ix86_rotrti3): Ditto.
2112 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2113 ix86_rotl{di,ti}3 patterns.
2114 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2115 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2116 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2117 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2118 code iterator and SWI mode iterator.
2119 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2120 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2122 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2123 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2124 (bswap rotatert splitter): Add splitter.
2125 (bswap splitter): Macroize splitter using any_rotate code iterator.
2126 Add insn predicate to split only for TARGET_USE_XCHGB or when
2127 optimizing function for size.
2129 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2131 * config/pa/pa.c (emit_move_sequence): Remove use of
2132 deleted variable flag_argument_noalias.
2134 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2136 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2138 Add to unsupported targets list.
2139 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2140 sparc*-sun-solaris2.[567]* from target lists.
2141 * configure: Regenerate.
2142 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2144 Remove Solaris 7 patch references.
2145 (Specific, sparc-sun-solaris2.7): Removed.
2146 (sparc-sun-solaris2*): Update Solaris 7 example.
2147 (sparc64-*-solaris2*): Likewise.
2149 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2151 * config.build (alpha*-dec-osf4*): Remove.
2152 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2153 of obsolete configurations.
2154 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2156 * config/alpha/t-osf4: Renamed to ...
2157 * config/alpha/t-osf5: ... this.
2158 * config/alpha/osf.h: Renamed to ...
2159 * config/alpha/osf5.h: ... this.
2160 Merged old osf5.h contents.
2162 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2163 (EXTRA_SPECS): Removed.
2164 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2165 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2168 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2170 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2172 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2175 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2176 __thiscall convention.
2178 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2180 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2182 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2184 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2186 * function.c (assign_parms_initialize_all): Add unused attribute
2189 2010-04-12 Richard Guenther <rguenther@suse.de>
2191 * gsstruct.def (GSS_CALL): New.
2192 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2193 * gimple.h: Include tree-ssa-alias.h.
2194 (struct gimple_statement_call): New.
2195 (union gimple_statement_struct_d): Add gimple_call member.
2196 (gimple_call_reset_alias_info): Declare.
2197 (gimple_call_use_set): New function.
2198 (gimple_call_clobber_set): Likewise.
2199 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2200 * gimple.c (gimple_call_reset_alias_info): New function.
2201 (gimple_build_call_1): Call it.
2202 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2203 * tree-inline.c (remap_gimple_stmt): Likewise.
2204 (expand_call_inline): Remove callused handling.
2205 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2206 * tree-dfa.c (dump_variable): Likewise.
2207 * tree-parloops.c (parallelize_loops): Likewise.
2208 * tree-ssa.c (init_tree_ssa): Likewise.
2209 (delete_tree_ssa): Likewise.
2210 * tree-flow-inline.h (is_call_used): Remove.
2211 * tree-flow.h (struct gimple_df): Remove callused member.
2212 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2213 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2214 (ref_maybe_used_by_call_p_1): Simplify.
2215 (call_may_clobber_ref_p_1): Likewise.
2216 * tree-ssa-structalias.c (compute_points_to_sets): Set
2217 the call stmt used and clobbered sets.
2218 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2219 (find_tail_calls): Verify the tail call.
2221 2010-04-12 Richard Guenther <rguenther@suse.de>
2223 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2224 single-iteration always-inline inlining.
2225 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2226 (cgraph_decide_inlining): Do not handle always-inline specially.
2227 (try_inline): Remove always-inline cycle detection special case.
2228 Do not recurse on always-inlines.
2229 (cgraph_early_inlining): Do not iterate if not optimizing.
2230 (cgraph_gate_early_inlining): remove.
2231 (pass_early_inline): Run unconditionally.
2232 (gate_cgraph_decide_inlining): New function.
2233 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2234 not inlining or optimizing.
2235 (cgraph_decide_inlining_of_small_functions): Also consider
2236 always-inline functions.
2237 (cgraph_default_inline_p): Return true for nodes which should
2238 disregard inline limits.
2239 (estimate_function_body_sizes): Assume zero size and time for
2240 nodes which are marked as disregarding inline limits.
2241 (cgraph_decide_recursive_inlining): Do not perform recursive
2242 inlining on always-inline nodes.
2244 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2247 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2248 for exprs satisfying handled_component_p.
2250 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2252 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2253 non-constant aggregate elements.
2255 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2256 is a real initialization.
2258 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2261 * c-decl.c (start_function): Move forward check for nested function.
2263 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2265 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2266 * config/sh/sh.c: Include reload.h.
2267 (sh_legitimize_reload_address): New.
2268 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2269 sh_legitimize_reload_address.
2271 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2273 * config/sh/sh.md (*movqi_pop): New insn pattern.
2274 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2276 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/i386.md (any_shiftrt): New code iterator.
2279 (shiftrt_insn): New code attribute.
2281 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2282 using any_shiftrt code iterator.
2283 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2284 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2285 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2286 pattern from corresponding peephole2 patterns.
2287 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2288 using any_shiftrt code iterator.
2289 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2290 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2291 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2292 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2293 *{ashr,lshr}<mode>3_cmp_zext.
2294 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2296 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2298 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2300 (*lshr<mode>3_cconly): Ditto.
2302 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2305 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2306 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2307 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2309 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2310 from corresponding peephole2 patterns.
2311 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2312 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2313 and *lshrdi3_1_rex64 using SWI mode iterator.
2314 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2315 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2316 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2317 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2318 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2319 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2320 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2321 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2322 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2325 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2327 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2328 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2329 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2330 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2332 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2333 from corresponding peephole2 patterns.
2334 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2335 (ashrsi3_cvt): Rename from ashrsi3_31.
2336 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2337 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2338 and x86_64_shift_adj_3 using SWI48 mode iterator.
2339 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2340 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2341 and *ashrdi3_1_rex64 using SWI mode iterator.
2342 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2343 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2344 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2345 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2346 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2347 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2348 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2349 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2350 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2352 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2353 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2354 x86_shift<mode>_adj_3 expanders.
2356 2010-04-10 Wei Guozhi <carrot@google.com>
2359 * config/arm/arm.c (arm_pic_static_addr): New function.
2360 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2362 (arm_output_addr_const_extra): Output expression for new pattern.
2363 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2365 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2367 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2370 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2371 * web.c: Include "insn-config.h" and "recog.h".
2372 (union_match_dups): New function.
2373 (web_main): Call it.
2374 (union_defs): Don't try to recognize match_dups.
2376 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2377 if doing so would replace the entire pattern.
2379 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2383 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2384 and splitter pattern. Change splitter operand 1 predicate to
2387 2010-04-09 Martin Jambor <mjambor@suse.cz>
2389 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2390 lattices are addresses of CONST_DECLs with the same initial value.
2391 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2392 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2394 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2395 Bernd Schmidt <bernds@codesourcery.com>
2397 * loop-invariant.c (replace_uses): New static function.
2398 (move_invariant_reg): Use it to ensure we can replace the uses.
2400 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2402 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2404 (picochip_override_options): Enable section anchors only above -O1.
2405 (picochip_reorg): Fixed a couple of build warnings.
2407 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2409 * configure.ac (plugin -rdynamic test): Log result.
2410 * configure: Regenerate.
2411 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2412 (RDYNAMIC_SPEC): Define.
2413 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2415 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2417 * configure.ac: Determine Sun ld version numbers.
2418 (comdat_group): Restrict GNU ld version checks to gld.
2419 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2420 (enable_comdat): Support --enable-comdat.
2421 * configure: Regenerate.
2422 * doc/install.texi (Configuration): Document --enable-comdat.
2424 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2426 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2427 * config/sol2-gld.h: ... here.
2428 * config.gcc (sparc*-*-solaris2*): Reflect this.
2429 (i[34567]86-*-solaris2*): Use it.
2431 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2433 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2435 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2437 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2440 * diagnostic.c (diagnostic_initialize): Initialize
2441 some_warnings_are_errors.
2442 (diagnostic_finish): New.
2443 (diagnostic_action_after_output): Call it before exiting.
2444 (diagnostic_report_diagnostic): Do not print message here. Set
2445 some_warnings_are_errors.
2446 * diagnostic.h (diagnostic_context): Delete
2447 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2448 (diagnostic_finish): Declare.
2449 * toplev.c (toplev_main): Call it before exit.
2451 2010-04-09 Jason Merrill <jason@redhat.com>
2454 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2455 for incomplete type.
2458 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2459 based on a warning flag.
2461 2010-04-09 Richard Guenther <rguenther@suse.de>
2463 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2465 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2468 * varasm.c (default_assemble_visibility): Wrap vars that are
2469 set, but unused, by targets without GAS.
2470 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2471 Remove set, but unused, vars.
2472 (rs6000_legitimize_tls_address): Likewise.
2473 (altivec_expand_dst_builtin): Likewise.
2474 * config/darwin.c (machopic_classify_symbol): Likewise.
2475 (machopic_indirection_name): Likewise.
2477 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2479 * config/i386/i386.md (DWI): New mode iterator.
2480 (S): New mode attribute.
2481 (shift_operand): Ditto.
2482 (shift_immediate_operand): Ditto.
2483 (ashl_input_operand): Ditto.
2484 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2485 using SDWIM mode iterator.
2486 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2487 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2489 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2490 from corresponding peephole2 patterns.
2491 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2492 and x86_64_shift_adj_1 using SWI48 mode iterator.
2493 (x86_shift<mode>_adj_2): Ditto.
2494 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2495 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2496 using SWI48 mode iterator.
2497 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2498 *ashldi3_cmp_rex64 using SWI mode iterator.
2499 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2500 *ashldi3_cconly_rex64 using SWI mode iterator.
2501 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2502 x86_shift<mode>_adj_{1,2}.
2503 (ix86_split_ashr): Ditto.
2504 (ix86_split_lshr): Ditto.
2506 2010-04-09 Richard Guenther <rguenther@suse.de>
2508 * target.h (builtin_conversion): Pass in input and output types.
2509 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2510 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2511 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2512 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2514 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2516 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2518 2010-04-09 Richard Guenther <rguenther@suse.de>
2521 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2523 2010-04-09 Richard Guenther <rguenther@suse.de>
2525 * tree-vectorizer.h (struct _stmt_vec_info): Document
2526 that vectype is the type of the LHS.
2527 (supportable_widening_operation, supportable_narrowing_operation):
2528 Get both input and output vector types as arguments.
2529 (vect_is_simple_use_1): Declare.
2530 (get_same_sized_vectype): Likewise.
2531 * tree-vect-loop.c (vect_determine_vectorization_factor):
2532 Set STMT_VINFO_VECTYPE to the vector type of the def.
2533 (vectorizable_reduction): Adjust.
2534 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2535 Adjust. Specify the output vector type.
2536 (vect_pattern_recog_1): Adjust.
2537 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2538 (vectorizable_call): Adjust.
2539 (vectorizable_conversion): Likewise.
2540 (vectorizable_operation): Likewise.
2541 (vectorizable_type_demotion): Likewise.
2542 (vectorizable_type_promotion): Likewise.
2543 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2545 (vect_is_simple_use_1): New function.
2546 (supportable_widening_operation): Get both input and output
2548 (supportable_narrowing_operation): Likewise.
2549 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2551 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2553 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2554 __thiscall and _thiscall as predefined macros.
2555 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2556 thiscall attribute handling.
2557 (ix86_comp_type_attributes): Likewise.
2558 (ix86_function_regparm): Likewise.
2559 (ix86_return_pops_args): Likewise.
2560 (init_cumulative_args): Likewise.
2561 (find_drap_reg): Likewise.
2562 (ix86_static_chain): Likewise.
2563 (x86_this_parameter): Likewise.
2564 (x86_output_mi_thunk): Likewise.
2565 (ix86_attribute_table): Add description for thiscall attribute.
2566 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2567 * doc/extend.texi: Add documentation for thiscall.
2569 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2572 * c.opt (Wint-to-pointer-cast): Available in C++.
2573 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2575 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2577 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2578 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2579 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2580 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2581 function type instead. Reorder and simplify checks.
2583 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2585 2010-04-08 Jing Yu <jingyu@google.com>
2586 Zdenek Dvorak <ook@ucw.cz>
2588 PR tree-optimization/42720
2589 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2590 loop unswitch conditions here from ...
2591 (tree_unswitch_single_loop): ... here.
2593 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2595 * tree-if-conv.c: Fix comments and simplify logic.
2597 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2599 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2600 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2601 (main_tree_if_conversion): Update call to tree_if_conversion.
2603 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2606 * doc/invoke.texi (-b,-V): Delete.
2607 * doc/tm.texi: Do not mention -b.
2608 * gcc.c (display_help): Delete -b and -V.
2609 (process_command): Delete -b and -V.
2610 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2612 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2613 Wolfgang Gellerich <gellerich@de.ibm.com>
2615 Implement target hook for loop unrolling
2616 * target.h (loop_unroll_adjust): Add a new target hook function.
2617 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2618 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2619 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2620 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2621 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2623 (decide_unroll_stupid): Likewise.
2625 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2628 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2630 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2632 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2633 (Specific, *-*-solaris2*): Likewise.
2634 Don't prefer Sun as over GNU as.
2636 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2638 * config/s390/s390.c (override_options): Adjust the z10
2639 defaults for max-unroll-times, max-completely-peeled-insns
2640 and max-completely-peel-times.
2642 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2644 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2645 instructions for z10.
2646 (s390_expand_setmem): Likewise.
2647 (s390_expand_cmpmem): Likewise.
2649 2010-04-08 Richard Guenther <rguenther@suse.de>
2651 PR tree-optimization/43679
2652 * tree-ssa-pre.c (eliminate): Only propagate copies.
2654 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2657 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2658 set but not used variable warning.
2660 2010-04-08 Wei Guozhi <carrot@google.com>
2663 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2664 (arm_size_rtx_costs): Call the new function when optimized for size.
2666 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2669 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2670 op0 is not a MEM, just return NULL instead of assertion
2672 (discover_nonconstant_array_refs): Don't walk debug stmts.
2674 2010-04-08 Doug Kwan <dougkwan@google.com>
2676 * configure.ac: Recognize gold and do not use its version number
2677 to test ld features.
2678 * configure: Regenerate.
2680 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2683 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2684 (negate_value): Move code to push elements to broken_up_substracts ...
2685 (eliminate_plus_minus_pair): ... here. Push operands that have no
2686 negative pair to plus_negates.
2687 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2689 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2691 * doc/install.texi (Configuration): Move description of
2692 --enable-lto, --with-libelf*, --enable-gold from Java section to
2695 * doc/generic.texi (Working with declarations)
2696 (Function Properties, C and C++ Trees): Fix typos.
2697 * doc/sourcebuild.texi (Top Level): Likewise.
2699 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2702 * tree.h (DECL_READ_P): Define.
2703 (struct tree_decl_common): Add decl_read_flag.
2704 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2705 a set but not used warning.
2706 (merge_decls): Merge DECL_READ_P flag.
2707 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2708 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2709 * c-common.c (handle_used_attribute, handle_unused_attribute):
2711 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2713 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2715 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2716 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2717 c_parser_binary_expression, c_parser_cast_expression,
2718 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2719 Call default_function_array_read_conversion instead of
2720 default_function_array_conversion where needed.
2721 (c_parser_unary_expression, c_parser_conditional_expression,
2722 c_parser_postfix_expression_after_primary, c_parser_initelt):
2723 Likewise. Call mark_exp_read where needed.
2724 (c_parser_statement_after_labels, c_parser_asm_operands,
2725 c_parser_typeof_specifier, c_parser_sizeof_expression,
2726 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2728 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2730 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2731 (warn_unused_but_set_parameter): Default to warn_unused
2733 * doc/invoke.texi: Document -Wunused-but-set-variable and
2734 -Wunused-but-set-parameter.
2736 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2737 used count variable.
2738 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2739 when operandN variables aren't used in the body of the expander
2741 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2742 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2743 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2744 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2745 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2746 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2747 * tree.c (PROCESS_ARG): Likewise.
2749 2010-04-07 Simon Baldwin <simonb@google.com>
2751 * diagnostic.h (diagnostic_override_option_index): New macro to
2752 set a diagnostic's option_index.
2753 * c-tree.h (c_cpp_error): Add warning reason argument.
2754 * opts.c (_warning_as_error_callback): New.
2755 (register_warning_as_error_callback): Store callback for
2756 warnings enabled via enable_warning_as_error.
2757 (enable_warning_as_error): Call callback, minor code tidy.
2758 * opts.h (register_warning_as_error_callback): Declare.
2759 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2760 response to -Werror=.
2761 (c_common_init_options): Register warning_as_error_callback in opts.c.
2762 * common.opt: Add -Wno-cpp option.
2763 * c-common.c (struct reason_option_codes_t): Map cpp warning
2764 reason codes to gcc option indexes.
2765 * (c_option_controlling_cpp_error): New function, lookup the gcc
2766 option index for a cpp warning reason code.
2767 * (c_cpp_error): Add warning reason argument, call
2768 c_option_controlling_cpp_error for diagnostic_override_option_index.
2769 * doc/invoke.texi: Document -Wno-cpp.
2771 2010-04-07 Richard Guenther <rguenther@suse.de>
2773 * ipa-reference.c (mark_load): Use get_base_address.
2774 (mark_store): Likewise.
2776 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2777 inserting GIMPLE_NOPs into the IL.
2778 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2779 Explicitly strip handled components and indirect references.
2781 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2782 folding address expressions.
2783 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2784 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2785 operand_equal_p to compare decls.
2786 (ptr_deref_may_alias_decl_p): Likewise.
2787 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2788 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2789 Handle reversed comparison ops.
2790 * tree-sra.c (asm_visit_addr): Use get_base_address.
2791 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2792 * ipa-reference.c (mark_address): Use get_base_address.
2794 2010-04-07 Richard Guenther <rguenther@suse.de>
2796 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2797 Propagate constants everywhere.
2799 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2802 * tree.c (MAX_INT_CACHED_PREC): Define.
2803 (nonstandard_integer_type_cache): New array.
2804 (build_nonstandard_integer_type): Cache results for precision
2805 <= MAX_INT_CACHED_PREC.
2807 2010-04-07 Richard Guenther <rguenther@suse.de>
2809 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2810 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2811 * common.opt: Likewise.
2812 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2813 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2814 (nonoverlapping_memrefs_p): Likewise.
2815 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2816 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2817 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2818 OPT_fargument_noalias_global for backward compatibility.
2820 2010-04-07 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/43270
2823 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2824 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2825 * tree-ssa-pre.c (phi_translate_1): Adjust.
2826 (fully_constant_expression): Split out vn_reference handling to ...
2827 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2828 Fold reads from constant strings.
2829 (vn_reference_lookup): Handle fully constant references.
2830 (vn_reference_lookup_pieces): Likewise.
2831 * Makefile.in (expmed.o-warn): Add -Wno-error.
2833 2010-04-07 Martin Jambor <mjambor@suse.cz>
2835 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2837 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2840 * gcc.c: Add -static-libstdc++ to list of recognized options.
2842 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2844 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2846 2010-04-07 Richard Guenther <rguenther@suse.de>
2849 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2850 bases build simple mem attributes to retain points-to information.
2852 2010-04-07 Richard Guenther <rguenther@suse.de>
2855 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2856 preserve points-to related information.
2858 2010-04-07 Richard Guenther <rguenther@suse.de>
2861 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2862 discard plain indirect references.
2863 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2864 * tree.c (tree_nop_conversion): Likewise.
2866 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2869 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2871 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2873 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2874 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2876 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2878 * tree-if-conv.c: Fix indentation and comments.
2880 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2882 * tree-if-conv.c: Sort static functions in topological order.
2884 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2886 * tree-if-conv.c: Fix indentation and comments.
2888 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2891 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2892 lang_hooks.types.type_for_size instead of
2893 build_nonstandard_integer_type.
2894 When converting an unsigned type to signed, double its precision.
2895 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2896 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2897 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2900 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2903 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2904 POINTER_PLUS_EXPR for pointer types.
2906 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2909 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2910 * graphite-clast-to-gimple.c: Include langhooks.h.
2911 (max_signed_precision_type): New.
2912 (max_precision_type): Takes two types as arguments.
2913 (precision_for_value): New.
2914 (precision_for_interval): New.
2915 (gcc_type_for_interval): New.
2916 (gcc_type_for_value): New.
2917 (gcc_type_for_clast_term): New.
2918 (gcc_type_for_clast_red): New.
2919 (gcc_type_for_clast_bin): New.
2920 (gcc_type_for_clast_expr): Split up into several functions.
2921 (gcc_type_for_clast_eq): Rewritten.
2922 (compute_bounds_for_level): New.
2923 (compute_type_for_level_1): New.
2924 (compute_type_for_level): New.
2925 (gcc_type_for_cloog_iv): Removed.
2926 (gcc_type_for_iv_of_clast_loop): Rewritten.
2927 (graphite_create_new_loop): Compute the lower and upper bound types
2928 with gcc_type_for_clast_expr.
2929 (graphite_create_new_loop_guard): Same.
2930 (find_cloog_iv_in_expr): Removed.
2931 (compute_cloog_iv_types_1): Removed.
2932 (compute_cloog_iv_types): Removed.
2933 (gloog): Do not call compute_cloog_iv_types.
2934 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2936 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2937 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2938 (GBB_CLOOG_IV_TYPES): Removed.
2940 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2942 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2943 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2944 (detect_commutative_reduction): Same.
2946 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2948 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2949 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2951 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2952 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2953 (rewrite_commutative_reductions_out_of_ssa): Same.
2954 * passes.c (execute_function_todo): Call verify_ssa for every pass
2955 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2956 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2957 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2958 with an extra argument.
2959 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2960 verify_ssa only when the extra argument is true.
2961 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2962 with an extra argument.
2963 (tree_transform_and_unroll_loop): Same.
2965 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2967 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2968 for all the passes of the LNO having LOOP_CLOSED_SSA.
2969 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2970 * tree-loop-distribution.c (pass_loop_distribution): Same.
2971 * tree-pass.h (TODO_verify_loops): Removed.
2972 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2974 (pass_tree_unswitch): Same.
2975 (pass_predcom): Same.
2976 (pass_vectorize): Same.
2977 (pass_linear_transform): Same.
2978 (pass_graphite_transforms): Same.
2979 (pass_iv_canon): Same.
2980 (pass_complete_unroll): Same.
2981 (pass_complete_unrolli): Same.
2982 (pass_parallelize_loops): Same.
2983 (pass_loop_prefetch): Same.
2984 (pass_iv_optimize): Same.
2986 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2989 * passes.c (init_optimization_passes): Move pass_lim before
2990 pass_copy_prop and pass_dce_loop.
2992 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2995 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2996 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2997 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2998 MULTI_* defines for 4 argument vpermil2p* builtins.
3000 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3002 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3003 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3004 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3005 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3006 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3007 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3008 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3009 Use x86_maybe_negate_const_int to output insn mnemonic.
3010 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3011 check from instruction predicate. Update comments.
3012 * config/i386/sync.md (sync_add<mode>): Use
3013 x86_maybe_negate_const_int to output insn mnemonic.
3015 2010-04-06 Jan Hubicka <jh@suse.cz>
3017 PR tree-optimization/42906
3018 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3019 IGNORE_SELF argument. Set visited_control_parents for fully
3021 (find_obviously_necessary_stmts): Update call of
3022 mark_control_dependent_edges_necessary.
3023 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3025 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3027 * config/i386/i386.md: Remove comment about 'e' and 'E'
3030 2010-04-06 Richard Guenther <rguenther@suse.de>
3032 PR tree-optimization/43627
3033 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3034 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3037 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3039 * BASE-VER: Change to 4.6.0.
3042 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3045 2010-04-06 Richard Guenther <rguenther@suse.de>
3048 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3050 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3052 * doc/invoke.texi (Optimize Options): Document that LTO
3053 won't remove object access purely due to incompatible
3056 2010-04-04 Matthias Klose <doko@ubuntu.com>
3058 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3059 Initialize variable.
3061 2010-04-03 Richard Guenther <rguenther@suse.de>
3064 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3065 require a non-NULL MEM_OFFSET.
3067 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3069 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3070 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3071 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3072 config/alpha/predicates.md, config/arm/arm.md,
3073 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3074 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3075 config/darwin9.h, config/darwin.c, config/darwin.h,
3076 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3077 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3078 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3079 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3080 config/mips/mips.md, config/mn10300/mn10300.c,
3081 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3082 config/rs6000/aix.h, config/rs6000/dfp.md,
3083 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3084 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3085 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3086 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3087 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3088 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3089 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3090 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3091 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3092 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3093 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3094 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3095 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3096 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3097 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3098 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3099 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3100 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3101 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3102 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3103 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3104 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3105 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3106 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3107 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3108 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3109 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3110 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3111 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3112 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3113 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3114 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3115 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3116 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3117 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3118 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3120 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3123 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3124 * aclocal.m4: Regenerate.
3126 2010-04-02 Richard Guenther <rguenther@suse.de>
3128 PR tree-optimization/43629
3129 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3130 if we have seen a constant value.
3132 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3134 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3136 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3139 * arm.c (legitimize_tls_address): Adjust call to
3140 gen_tls_load_dot_plus_four.
3141 (arm_note_pic_base): New function.
3142 (arm_cannot_copy_insn_p): Use it.
3143 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3146 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3151 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3153 * Makefile.in ($(out_object_file)): Depend on
3154 gt-$(basename $(notdir $(out_file))).h.
3156 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3158 * config.gcc (lm32-*-rtems*): Add t-lm32.
3160 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3162 * config.gcc: Add lm32-*-rtems*.
3163 * config/lm32/rtems.h: New file.
3165 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3168 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3170 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3172 * dwarf2out.c (output_compilation_unit_header): For
3173 -gdwarf-4 use version 4 instead of version 3.
3174 (output_line_info): For version 4 and above emit additional
3175 maximum ops per insn header field.
3176 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3178 * dwarf2out.c (is_c_family, is_java): Remove.
3179 (lower_bound_default): New function.
3180 (add_bound_info, gen_descr_array_type_die): Use it.
3182 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3185 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3186 re-declaration when it happens in a function.
3188 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3190 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3191 (cgraph_remove_function_insertion_hook): Same.
3192 (cgraph_call_function_insertion_hooks): Same.
3194 2010-04-01 Richard Guenther <rguenther@suse.de>
3197 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3198 and TREE_THIS_VOLATILE.
3199 (copy_ref_info): Likewise.
3200 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3201 * tree.c (build6_stat): Ignore side-effects of all but arg5
3202 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3205 2010-04-01 Richard Guenther <rguenther@suse.de>
3207 PR tree-optimization/43607
3208 * ipa-type-escape.c (check_call): Do not access non-existing
3211 2010-04-01 Richard Guenther <rguenther@suse.de>
3215 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3216 Jack Howarth <howarth@bromo.med.uc.edu>
3218 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3221 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3223 * doc/install.texi (Prerequisites): Document libelf usability on
3224 IRIX 5/6 and Solaris 2.
3225 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3226 Update GNU as, GNU ld requirements.
3227 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3228 Document Sun Studio compiler download.
3229 Update and simplify as, ld recommendations.
3230 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3232 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3234 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3235 with_tune_32 to pentium4.
3237 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3241 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3243 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3244 obsoletion, removal.
3246 Document GNU as requirement.
3247 Update configure requirements.
3248 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3249 Recomment IRIX 6.5.18+.
3250 Document IDF/IDL requirement.
3251 Document GNU as requirement.
3252 Document GNU ld bootstrap failure.
3253 Remove freeware.sgi.com reference.
3255 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3257 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3258 UNIX V4.0, V5.0 obsoletion, removal.
3259 Remove --with-gc=simple reference.
3260 Update VM requirements during bootstrap.
3261 Remove -oldas bootstrap description.
3262 Update binutils reference.
3263 Remove comparison failure note.
3265 2010-03-31 Richard Guenther <rguenther@suse.de>
3266 Zdenek Dvorak <ook@ucw.cz>
3267 Sebastian Pop <sebastian.pop@amd.com>
3270 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3271 with multiple arguments.
3272 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3274 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3276 * graphite-dependences.c (print_pddr): Call print_pdr with an
3278 * graphite-poly.c (debug_pdr): Add an extra argument for the
3281 (print_pbb_domain): Same.
3283 (print_scop_context): Same.
3285 (print_cloog): Same.
3286 (debug_pbb_domain): Same.
3290 (debug_scop_context): Same.
3292 (debug_cloog): Same.
3293 (print_scop_params): Same.
3294 (debug_scop_params): Same.
3295 (print_iteration_domain): Same.
3296 (print_iteration_domains): Same.
3297 (debug_iteration_domain): Same.
3298 (debug_iteration_domains): Same.
3299 (print_scattering_function): Same.
3300 (print_scattering_functions): Same.
3301 (debug_scattering_function): Same.
3302 (debug_scattering_functions): Same.
3303 * graphite-poly.h (debug_pdr): Update declaration.
3305 (print_pbb_domain): Same.
3307 (print_scop_context): Same.
3309 (print_cloog): Same.
3310 (debug_pbb_domain): Same.
3314 (debug_scop_context): Same.
3316 (debug_cloog): Same.
3317 (print_scop_params): Same.
3318 (debug_scop_params): Same.
3319 (print_iteration_domain): Same.
3320 (print_iteration_domains): Same.
3321 (debug_iteration_domain): Same.
3322 (debug_iteration_domains): Same.
3323 (print_scattering_function): Same.
3324 (print_scattering_functions): Same.
3325 (debug_scattering_function): Same.
3326 (debug_scattering_functions): Same.
3328 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3330 * graphite-poly.c (print_scattering_function_1): New.
3331 (print_scattering_function): Call it.
3332 (print_scop_params): Remove spaces at the end of lines.
3335 * graphite-poly.h (print_cloog): Declared.
3336 (debug_cloog): Declared.
3338 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3340 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3342 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3343 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3344 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3345 to switch between adding the IV bump in loop->latch or in loop->header.
3347 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3349 * graphite-poly.c (print_scattering_function): Pretty print following
3352 (print_pbb_domain): Same.
3353 (dump_gbb_cases): Same.
3354 (dump_gbb_conditions): Same.
3357 (print_scop_params): Same.
3358 (print_scop_context): Same.
3360 (print_pbb_body): New.
3361 (lst_indent_to): New.
3362 (print_lst): Start new lines with a #.
3363 * graphite-poly.h (pbb_bb): New.
3364 (pbb_index): Use pbb_bb.
3365 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3367 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3369 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3371 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3372 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3373 and 0 instead of 1 for dw_val_class_flag.
3374 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3375 dw_val_class_range_list, dw_val_class_loc_list,
3376 dw_val_class_lineptr and dw_val_class_macptr, use
3377 DW_FORM_flag_present for dw_val_class_flag and
3378 DW_FORM_exprloc for dw_val_class_loc.
3379 (output_die): For -gdwarf-4 print dw_val_class_loc
3380 size as uleb128 instead of 1 or 2 bytes and don't print
3381 anything for dw_val_class_flag.
3383 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3384 instead of cselib_lookup following by tweaking locs->setting_insn.
3387 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3388 even before returning from label, setjmp call or volatile asm
3391 2010-03-31 Richard Guenther <rguenther@suse.de>
3394 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3395 temporary data on stack.
3397 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3399 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3400 (PUSHSECTION_ASM_OP): Remove.
3401 (POPSECTION_ASM_OP): Remove.
3402 (PUSHSECTION_FORMAT): Remove.
3403 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3404 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3405 * config/sol2.c (solaris_output_init_fini): Use it.
3407 2010-03-31 Jie Zhang <jie@codesourcery.com>
3410 * opt-functions.awk (var_type_struct): Use signed char type
3411 for simple variables.
3413 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3415 * config/sol2.c: Include output.h.
3416 (solaris_assemble_visibility): New function.
3417 * config/t-sol2 (sol2.o): Add output.h dependency.
3418 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3419 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3422 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3425 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3426 V2SImode or XFmode on PRE_DEC.
3429 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3432 2010-03-31 Jie Zhang <jie@codesourcery.com>
3435 * reload.h (caller_save_initialized_p): Declare.
3436 * toplev.c (backend_init_target): Don't call
3437 init_caller_save but set caller_save_initialized_p to false.
3438 * caller-save.c (caller_save_initialized_p): Define.
3439 (init_caller_save): Check caller_save_initialized_p.
3440 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3442 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3445 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3446 and soft-fp/t-softfp to tmake_file.
3447 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3448 (LIBGCC2_TF_CEXT): Define.
3451 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3454 * cselib.c (n_useless_values): Document handling of debug locs.
3455 (n_useless_debug_values, n_debug_values): New variables.
3456 (new_elt_loc_list): Don't add to debug values, keep count.
3457 (promote_debug_loc): New.
3458 (cselib_reset_table): Zero new variables.
3459 (entry_and_rtx_equal_p): Promote debug locs.
3460 (discard_useless_locs): Increment n_useless_debug_values for
3462 (remove_useless_values): Adjust n_useless_values and n_debug_values
3463 with n_useless_debug_values.
3464 (add_mem_for_addr): Promote debug locs.
3465 (cselib_lookup_mem): Likewise.
3466 (cselib_lookup_addr): Renamed to...
3467 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3468 (cselib_log_lookup): ... this. Turn into...
3469 (cselib_lookup_addr): ... new wrapper.
3470 (cselib_lookup_from_insn): New.
3471 (cselib_invalidate_regno): Increment n_useless_debug_values for
3473 (cselib_invalidate_mem): Likewise.
3474 (cselib_process_insn): Take n_deleted and n_debug_values into
3475 account to guard remove_useless_value call.
3476 (cselib_finish): Zero n_useless_debug_values.
3477 * cselib.h (cselib_lookup_from_insn): Declare.
3478 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3479 (sched_analyze_2): Likewise.
3481 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3483 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3485 (adjust_mems): Replace narrowing SUBREG of expression containing
3486 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3487 with operations in the narrower mode.
3490 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3491 regs_invalidated_by_call instead all call_used_reg_set registers.
3493 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3496 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3497 pointer comparisons with types_compatible_p.
3498 * tree-vect-stmts.c (vectorizable_call): Same.
3499 (vectorizable_condition): Same.
3501 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3503 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3504 stack check if the mask would be zero.
3506 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3507 Jack Howarth <howarth@bromo.med.uc.edu>
3509 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3512 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3515 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3517 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3518 Include ___unordxf2 and ___unordtf2.
3519 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3522 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3524 * config/lm32/t-lm32: New file.
3525 * config.gcc: Use the above file when targetting lm32.
3527 2010-03-28 Duncan Sands <baldrick@free.fr>
3529 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3531 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3534 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3535 Improve vectorization cost model diagnostic.
3537 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3540 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3541 compute_data_dependences_for_loop returns false, early exit
3542 and output an extra diagnostic for the failed data reference
3545 2010-03-29 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/43560
3548 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3549 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3551 2010-03-29 Jie Zhang <jie@codesourcery.com>
3554 * toplev.c (process_options): Set optimization_default_node
3555 and optimization_current_node.
3556 * opts.c (decode_options): Don't set optimization_default_node
3557 and optimization_current_node.
3559 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3561 * config/rtems.h: Abandon -qrtems_debug.
3563 2010-03-28 Jan Hubicka <jh@suse.cz>
3565 PR tree-optimization/43505
3566 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3567 map should not be copied.
3569 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3572 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3573 cdtors, set DECL_PRESERVE_P.
3574 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3577 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3579 PR tree-optimization/43528
3580 * stor-layout.c (place_field): Check that constant fits into
3581 unsigned HWI when skipping calculation of MS bitfield layout.
3583 2010-03-27 Jan Hubicka <jh@suse.cz>
3586 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3587 notice_global_symbol work.
3589 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3591 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3592 instead of dwarf2out_decl.
3593 (struct var_loc_node): Remove section_label field.
3594 (dwarf2out_function_decl): New function.
3595 (dwarf2out_var_location): Don't set section_label field.
3596 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3598 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3600 PR tree-optimization/43544
3601 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3602 First argument for builtin vectorized function hook is now a
3603 tree to be able to distinguish between machine specific and
3605 * targhooks.c (default_builtin_vectorized_function): Ditto.
3606 * targhooks.h (default_builtin_vectorized_function): Ditto.
3607 * target.h (struct gcc_target): Ditto.
3608 * tree-vect-stmts.c (vectorizable_function): Ditto.
3609 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3610 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3613 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3616 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3617 nested binding iff it is a FUNCTION_DECL.
3618 (store_parm_decls_newstyle): Pass nested=true to bind for
3619 FUNCTION_DECLs amongst parameters.
3621 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3623 * var-tracking.c (vt_expand_loc_callback): Don't run
3624 cselib_expand_value_rtx_cb in dummy mode if
3625 cselib_dummy_expand_value_rtx_cb returned false.
3627 * var-tracking.c (emit_note_insn_var_location): For one part
3628 notes with offset 0, don't add EXPR_LIST around the location.
3629 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3630 add_location_or_const_value_attribute): Adjust for that change.
3633 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3634 into first operand and location into second.
3635 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3636 dw_cfi_oprnd_loc for DW_CFA_expression.
3637 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3638 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3639 assume first argument is regnum and second argument is location.
3641 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3644 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3645 of scratch register to DImode. Split to DImode comparison operator.
3646 Use SImode subreg of scratch register in the multiplication.
3647 (*cmp_sadd_sidi): Ditto.
3648 (*cmp_ssub_si): Ditto.
3649 (*cmp_ssub_sidi): Ditto.
3651 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3654 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3655 Remove invalid assert and wrong comment.
3657 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3660 * flags.h (final_insns_dump_p): New extern.
3661 * final.c (final_insns_dump_p): New variable.
3662 (rest_of_clean_state): Set it before -fdump-final-insns=
3663 dumping, clear afterwards.
3664 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3665 MEM_ALIAS_SET on MEMs.
3667 2010-03-26 David S. Miller <davem@davemloft.net>
3669 * configure.ac: Fix sparc GOTDATA_OP bug check.
3670 * configure: Rebuild.
3672 2010-03-26 Alan Modra <amodra@gmail.com>
3674 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3676 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3678 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3679 TLS_SECTION_ASM_FLAG.
3681 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3684 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3685 Clear first_function_block_is_cold.
3688 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3689 argument if the argument is truth_value_p.
3691 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3693 * config/rs6000/constraints.md: Update copyright year for my changes.
3696 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3697 used in reg+reg addressing, swap registers.
3699 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3702 * target.h (struct gcc_target): Add code_end hook.
3703 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3705 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3706 * toplev.c (compile_file): Call targetm.asm_out.code_end
3707 hook before unwind info/debug info output.
3708 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3709 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3710 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3711 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3712 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3713 * config/i386/i386.c (ix86_file_end): Renamed to...
3714 (ix86_code_end): ... this. Make static. Don't call
3715 file_end_indicate_exec_stack. Emit unwind info using
3716 final_start_function/final_end_function.
3717 (darwin_x86_file_end): Remove.
3718 (TARGET_ASM_CODE_END): Define.
3719 * config/i386/i386.h (TARGET_ASM_FILE_END,
3720 NEED_INDICATE_EXEC_STACK): Don't define.
3721 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3722 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3723 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3724 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3727 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3728 at the beginning and final_end_function at the end.
3729 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3731 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3733 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3734 and Sun as TLS syntax.
3735 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3736 * configure: Regenerate.
3737 * config.in: Regenerate.
3738 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3739 (default_elf_asm_named_section): Use it.
3740 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3741 (i386_output_dwarf_dtprel): Likewise.
3742 (output_addr_const_extra): Likewise.
3743 (output_pic_addr_const): Lowercase @GOTTPOFF.
3744 (output_addr_const_extra): Likewise.
3745 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3746 (output_addr_const_extra): Likewise.
3747 (output_pic_addr_const): Lowercase @INDNTPOFF.
3748 (output_addr_const_extra): Likewise.
3749 (output_pic_addr_const): Lowercase @NTPOFF.
3750 (output_addr_const_extra): Likewise.
3751 (output_pic_addr_const): Lowercase @TPOFF.
3752 (output_addr_const_extra): Likewise.
3753 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3754 (*tls_global_dynamic_64): Likewise.
3755 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3756 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3758 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3759 (ASM_OUTPUT_TLS_COMMON): Use it.
3760 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3763 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3764 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3765 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3766 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3767 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3768 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3770 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3772 * config/i386/i386.c (override_options): Don't accept
3773 -mtls-dialect=sun any longer.
3774 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3775 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3776 (*tls_local_dynamic_base_32_sun): Likewise.
3777 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3779 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3782 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3783 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3786 * ira.c (adjust_cleared_regs): New function.
3787 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3791 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3793 * expr.c (expand_expr_real): Restore previous
3794 curr_insn_source_location and curr_insn_block after
3795 expand_expr_real_1 call.
3796 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3797 instead of expand_expr_real_1.
3799 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3801 PR rtl-optimization/43413
3802 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3805 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3808 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3809 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3811 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3813 * config/i386/i386.c (ix86_target_string): Add -mfma.
3814 Fix a typo in comment.
3816 2010-03-22 Mike Stump <mikestump@comcast.net>
3819 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3820 Don't overly align based upon packed packed fields.
3822 2010-03-22 Jason Merrill <jason@redhat.com>
3824 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3825 Use () rather than [], and move before the element type.
3827 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3829 * doc/configfiles.texi (Configuration Files): Removed
3830 fixinc/Makefile*, intl/Makefile.*.
3831 * doc/makefile.texi: Fixed markup. Abstract from version
3832 control system used.
3833 (Makefile): Removed obsolete gcc/java/parse.y example.
3834 * doc/sourcebuild.texi: Likewise.
3835 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3836 libgomp, libssp. Removed fastjar.
3837 (Miscellaneous Docs): Clarify location.
3838 Added COPYING3, COPYING3.LIB.
3839 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3841 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3844 * config/i386/i386.c (x86_function_profiler)
3845 [!NO_PROFILE_COUNTERS]: Fix typo.
3846 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3849 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3850 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3852 * doc/sourcebuild.texi (Test Directives): Split into six
3853 subsections, with most of the current text in new subsections
3854 Directives, Selectors, and Final Actions.
3855 (Directives): Split list of test directives into multiple
3857 (Selectors): Describe use and syntax of selectors.
3858 (Effective-Target Keywords): Describe all existing keywords.
3859 (Add Options): Describe features for dg-add-options.
3860 (Require Support): Describe variants of dg-require-support.
3861 (Final Actions): Describe commands to use in dg-final.
3863 2010-03-22 Michael Matz <matz@suse.de>
3866 * recog.c (validate_replace_rtx_group): Replace also in
3867 REG_EQUAL and REG_EQUIV notes.
3869 2010-03-22 Richard Guenther <rguenther@suse.de>
3871 PR tree-optimization/43390
3872 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3873 sure vector extracts are type correct.
3875 2010-03-22 Richard Guenther <rguenther@suse.de>
3878 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3879 x * sqrt (x) even when optimizing for size if the target
3880 has native support for sqrt.
3882 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3884 * varasm.c (make_decl_rtl_for_debug): Also clear
3885 flag_mudflap for the duration of make_decl_rtl call.
3888 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3889 locs from preserved VALUEs.
3891 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3894 * pa.md (movmemsi): Set align to one if zero.
3895 (movmemdi): Likewise.
3897 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3900 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3901 with their corresponding prologue pushes.
3903 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3906 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3907 at the begining or end.
3908 (spu_expand_epilogue): Likewise.
3910 2010-03-20 Richard Guenther <rguenther@suse.de>
3912 PR rtl-optimization/43438
3913 * combine.c (make_extraction): Properly zero-/sign-extend an
3914 extraction of the low part of a CONST_INT. Also handle
3917 2010-03-19 Mike Stump <mikestump@comcast.net>
3919 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3920 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3921 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3923 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3926 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3929 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3931 PR rtl-optimization/42258
3932 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3933 use that may match DEF.
3936 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3937 the cost of loading the constant rather than assuming
3939 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3940 outer code is AND, do the same tests as the andsi3 expander and
3941 return COSTS_N_INSNS (1) if and is cheap.
3943 * optabs.c (avoid_expensive_constant): Fix formatting.
3945 2010-03-19 Michael Matz <matz@suse.de>
3948 * attribs.c (decl_attributes): When rebuilding a function pointer
3949 type use the same qualifiers as the original pointer type.
3951 2010-03-19 Martin Jambor <mjambor@suse.cz>
3953 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3954 and is_gimple_ip_invariant_address.
3956 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3959 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3961 * config/arm/arm.c (arm_override_options): Turn off
3962 flag_dwarf2_cfi_asm for AAPCS variants.
3964 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3967 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3968 Use PRE_MODIFY instead of PRE_DEC.
3969 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3970 (vfp_emit_fstmd): Likewise.
3972 2010-03-19 Michael Matz <matz@suse.de>
3975 * builtins.c (expand_builtin_interclass_mathfn,
3976 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3979 2010-03-19 Richard Guenther <rguenther@suse.de>
3981 PR tree-optimization/43415
3982 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3983 (phi_translate_1): ... this.
3984 (phi_translate): Move all caching here. Cache all NARY
3985 and REFERENCE translations.
3987 2010-03-19 David S. Miller <davem@davemloft.net>
3989 With help from Eric Botcazou.
3990 * config/sparc/sparc.c: Include dwarf2out.h.
3991 (emit_pic_helper): Delete.
3992 (pic_helper_symbol_name): Delete.
3993 (pic_helper_emitted_p): Delete.
3994 (pic_helper_needed): New.
3995 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3996 (get_pc_thunk_name): New.
3997 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3998 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3999 Set pic_helper_needed to true. Don't call emit_pic_helper.
4000 (sparc_expand_prologue): Update load_pic_register call.
4001 (sparc_output_mi_thunk): Likewise.
4002 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4003 thunk if possible. Output CFI information as needed.
4005 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4006 Jack Howarth <howarth@bromo.med.uc.edu>
4009 * config/i386/i386.h: Fix ABI on darwin x86-32.
4011 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4013 * tree.h: Declare make_decl_rtl_for_debug.
4014 * varasm.c (make_decl_rtl_for_debug): New.
4015 * dwarf2out.c (rtl_for_decl_location): Call it.
4016 * cfgexpand.c (expand_debug_expr): Call it.
4018 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4021 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4025 * var-tracking.c (vt_init_cfa_base): Do nothing if
4026 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4028 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4031 * var-tracking.c (canonicalize_vars_star): New.
4032 (dataflow_post_merge_adjust): Use it.
4034 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4037 * var-tracking.c (non_suitable_const): New function.
4038 (add_uses): For DEBUG_INSNs with constants, don't record any
4039 value, instead just the constant value itself.
4040 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4041 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4042 (emit_notes_in_bb): Likewise.
4043 (emit_note_insn_var_location): For onepart variables if
4044 cur_loc is a VOIDmode constant, use DECL_MODE.
4046 2010-03-18 Martin Jambor <mjambor@suse.cz>
4049 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4050 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4051 all non-clones. Moved call redirection...
4052 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4053 (cgraph_materialize_all_clones): Dispose of all
4054 combined_args_to_skip bitmaps.
4055 (verify_cgraph_node): Do not check for edges pointing to wrong
4056 nodes in inline clones.
4057 * tree-inline.c (copy_bb): Call
4058 cgraph_redirect_edge_call_stmt_to_callee.
4059 * ipa.c (cgraph_remove_unreachable_nodes): Call
4060 cgraph_node_remove_callees even when there are used clones.
4062 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4064 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4066 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4072 2010-03-18 Michael Matz <matz@suse.de>
4075 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4076 into sqrt(x) if we need to preserve signed zeros.
4078 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4079 Eric Botcazou <ebotcazou@adacore.com>
4081 PR rtl-optimization/43360
4082 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4083 note if we don't know its invariant status.
4085 2010-03-18 Michael Matz <matz@suse.de>
4087 PR tree-optimization/43402
4088 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4089 PHI chains of ssa names registered for update.
4091 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4094 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4095 non-offsettable and pre_modify update addressing.
4096 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4097 and "2" alternatives "#".
4098 (*movdd_softfloat32): Make all alternatives "#";
4099 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4100 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4101 (*movdf_softfloat32): Make all alternatives "#";
4102 (movdi): Use the new DIFD mode iterator to create a common splitter
4103 for movdi, movdf and movdd patterns.
4105 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4107 * common.opt (dumpdir): Remove redundant tab.
4109 2010-03-17 Martin Jambor <mjambor@suse.cz>
4111 PR tree-optimization/43347
4112 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4113 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4115 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4117 PR rtl-optimization/42216
4118 * regrename.c (create_new_chain): New function, broken out from...
4119 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4120 appending a use to an empty chain.
4121 (build_def_use): Remove previous changes that convert OP_INOUT to
4122 OP_OUT operands; instead detect the case where an OP_INOUT operand
4123 uses a previously untracked register and create an empty chain for it.
4125 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4127 * doc/extend.texi (Function Attributes): Rewrite unfinished
4128 sentence in ms_abi documentation.
4130 2010-03-17 Alan Modra <amodra@gmail.com>
4132 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4133 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4134 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4135 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4137 2010-03-16 Richard Henderson <rth@redhat.com>
4140 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4141 (lower_try_finally): Save and restore eh_seq around the expansion
4144 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4146 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4147 statements before splitting block.
4149 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4151 * doc/sourcebuild.texi (Testsuites): Fix markup.
4152 Use pathnames relative to gcc/testsuite.
4153 (Test Directives): Move description of how timeout is determined.
4154 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4155 (C Tests): Correct gcc.misc-tests directory.
4156 Framework tests now live in gcc.test-framework.
4158 2010-03-16 Richard Guenther <rguenther@suse.de>
4161 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4162 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4164 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4165 Alexandre Oliva <aoliva@redhat.com>
4167 PR tree-optimization/42917
4168 * lambda-code.c (remove_iv): Skip debug statements.
4169 (lambda_loopnest_to_gcc_loopnest): Likewise.
4170 (not_interesting_stmt): Debug statements are not interesting.
4172 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4176 * cselib.c (cselib_preserve_constants,
4177 cfa_base_preserved_val): New static variables.
4178 (preserve_only_constants): New function.
4179 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4180 clear its REG_VALUES. If cselib_preserve_constants, don't
4181 empty the whole hash table, but preserve there VALUEs with constants,
4182 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4183 (cselib_preserve_cfa_base_value): New function.
4184 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4185 (cselib_init): Change argument to int bitfield. Set
4186 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4188 (cselib_finish): Clear cselib_preserve_constants and
4189 cfa_base_preserved_val.
4190 * cselib.h (enum cselib_record_what): New enum.
4191 (cselib_init): Change argument to int.
4192 (cselib_preserve_cfa_base_value): New prototype.
4193 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4194 * dse.c (dse_step1): Likewise.
4195 * cfgcleanup.c (thread_jump): Likewise.
4196 * sched-deps.c (sched_analyze): Likewise.
4197 * gcse.c (local_cprop_pass): Likewise.
4198 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4199 If FN is non-NULL, call the callback always and whenever it returns
4200 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4201 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4202 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4203 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4204 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4205 * var-tracking.c: Include recog.h.
4206 (bb_stack_adjust_offset): Remove.
4207 (vt_stack_adjustments): Don't call it, instead just gather the
4208 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4209 (adjust_stack_reference): Remove.
4210 (compute_cfa_pointer): New function.
4211 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4212 (struct adjust_mem_data): New type.
4213 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4215 (get_address_mode): New function.
4216 (replace_expr_with_values): Use it.
4217 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4218 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4219 (adjust_sets): Remove.
4220 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4221 Use get_address_mode.
4222 (get_adjusted_src): Remove.
4223 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4224 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4225 (add_with_sets): Don't call adjust_sets.
4226 (fp_setter, vt_init_cfa_base): New functions.
4227 (vt_initialize): Change return type to bool. Move most of pool etc.
4228 initialization to the beginning of the function from end. Pass
4229 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4230 If !frame_pointer_needed, call vt_stack_adjustment before mos
4231 vector is filled, call vt_init_cfa_base if argp/framep has been
4232 eliminated to sp. If frame_pointer_needed and argp/framep has
4233 been eliminated to hard frame pointer, set
4234 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4235 encountering fp setter in the prologue. For MO_ADJUST, call
4236 log_op_type before pusing the op into mos vector, not afterwards.
4237 Call adjust_insn before cselib_process_insn/add_with_sets,
4238 call cancel_changes (0) afterwards.
4239 (variable_tracking_main_1): Adjust for vt_initialize calling
4240 vt_stack_adjustments and returning whether it succeeded or not.
4242 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4244 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4247 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4249 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4251 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4252 drap_reg has not been set.
4254 2010-03-15 Michael Matz <matz@suse.de>
4257 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4258 use it to expand block copies.
4259 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4260 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4261 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4263 2010-03-15 Richard Guenther <rguenther@suse.de>
4265 PR tree-optimization/43367
4266 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4269 2010-03-15 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/43317
4272 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4274 2010-03-15 Martin Jambor <mjambor@suse.cz>
4276 PR tree-optimization/43141
4277 * tree-sra.c (create_abstract_origin): New function.
4278 (modify_function): Call create_abstract_origin.
4280 2010-03-15 Chris Demetriou <cgd@google.com>
4282 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4285 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4288 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4289 call insert_out_of_ssa_copy for default definitions.
4291 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4293 * graphite-clast-to-gimple.c (my_long_long): Defined.
4294 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4295 * graphite-sese-to-poly.c (my_long_long): Defined.
4296 (scop_ivs_can_be_represented): Use it.
4298 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4300 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4301 graphite-max-bbs-per-function, and loop-block-tile-size.
4302 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4304 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4306 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4308 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4309 forward declaration.
4310 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4311 (add_upper_bounds_from_estimated_nit): New.
4312 (build_loop_iteration_domains): Use it.
4314 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4316 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4318 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4321 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4322 should be an INTEGER_CST. Also handle CASE_CONVERT.
4324 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4326 * graphite.c (graphite_initialize): To bound the number of bbs per
4327 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4328 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4329 * doc/invoke.texi: Document it.
4331 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4333 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4334 * graphite-sese-to-poly.h (build_poly_scop): Same.
4336 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4338 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4339 the number of parameters in the scop. Use as an upper bound
4340 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4341 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4342 * doc/invoke.texi: Document it.
4344 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4346 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4347 * doc/c-tree.texi: Remove.
4348 * doc/generic.texi: Merge c-tree.texi here.
4349 * doc/gccint.texi (Trees): Remove menu entry.
4350 (c-tree.texi): Remove @include.
4351 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4352 * doc/languages.texi (Reading RTL): Ditto.
4354 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4357 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4359 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4362 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4363 code added to work around reload clobbering CONST insns.
4365 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4367 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4368 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4369 (cselib_preserve_only_values): Remove retain argument, don't
4370 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4371 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4372 * var-tracking.c (micro_operation): Move insn field before union.
4373 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4374 (struct variable_tracking_info_def): Remove n_mos field, change
4375 mos into a vector of micro_operations.
4376 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4377 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4378 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4379 changing into a vector.
4380 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4381 come before all other uops generated by add_stores.
4382 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4384 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4385 a vector. Run just one pass over the bbs instead of separate counting
4386 and computation phase.
4387 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4390 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4391 into *nonlocalized_list vector.
4392 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4393 even if origin is non-NULL.
4394 (gen_variable_die): Likewise.
4395 (process_scope_var): Don't change origin.
4396 (gen_decl_die): Likewise.
4397 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4398 before adding new edges instead of after it, fix moving over
4401 2010-03-11 David S. Miller <davem@davemloft.net>
4403 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4405 * configure: Rebuild.
4407 2010-03-11 Martin Jambor <mjambor@suse.cz>
4409 PR tree-optimization/43257
4410 * tree.c (assign_assembler_name_if_neeeded): New function.
4411 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4413 * tree.h (assign_assembler_name_if_neeeded): Declare.
4414 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4415 the function if needed.
4417 2010-03-11 Chris Demetriou <cgd@google.com>
4419 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4420 include/stdint-gcc.h, and include/stdint.h world-readable.
4422 2010-03-11 Richard Guenther <rguenther@suse.de>
4424 PR tree-optimization/43255
4425 * tree-vrp.c (process_assert_insertions_for): Do not insert
4426 asserts for trivial conditions.
4428 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4430 PR tree-optimization/43280
4431 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4432 generation. Move calculation of size out of the if branch.
4433 (find_bswap): Modify compare number generation.
4435 2010-03-11 Richard Guenther <rguenther@suse.de>
4438 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4439 (input_gimple_stmt): Fixup handled component types during
4440 operand read. Also fix up decls in ADDR_EXPRs.
4442 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4444 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4445 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4447 2010-03-10 Jan Hubicka <jh@suse.cz>
4450 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4451 * varasm.c (get_variable_section): Don't do that here...
4452 (make_decl_rtl): ... and here.
4453 (do_assemble_alias): Produce decl RTL.
4454 (assemble_alias): Likewise.
4456 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4459 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4460 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4462 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4463 (based_loc_descr): Only express drap or vdrap regno based expressions
4464 using DW_OP_fbreg when not optimizing.
4465 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4466 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4467 REG_CFA_SET_VDRAP note.
4469 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4471 PR tree-optimization/43236
4472 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4473 error in calculation of base address in reverse iteration case.
4474 (generate_builtin): Take number of latch executions if the statement
4477 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4480 * tree-eh.c: Include pointer-set.h.
4481 (lower_eh_dispatch): Filter out duplicate case labels and
4482 remove the unneeded edge when the label is unused. Return
4483 true when some edges are removed.
4484 (execute_lower_eh_dispatch): When any lowering resulted in
4485 removing an edge, also delete unreachable blocks.
4487 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4490 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4491 UNSPEC_MACHOPIC_OFFSET.
4493 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4496 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4497 (m68k_delegitimize_address): New function.
4499 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4502 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4505 * var-tracking.c (adjust_sets): New function.
4506 (count_with_sets, add_with_sets): Use it.
4507 (get_adjusted_src): New inline function.
4508 (add_stores): Use it.
4511 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4512 call cselib_dummy_expand_value_rtx_cb instead of
4513 cselib_expand_value_rtx_cb.
4516 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4517 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4518 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4519 and .cfi_endproc around the pic thunks.
4520 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4521 all queued unwind info register saves are saved before the call.
4522 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4523 considered as sp-=4 for unwind info and the pop as sp+=4 which
4524 also clobbers dest, but doesn't actually restore it.
4527 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4528 RTX_FRAME_RELATED_P.
4530 2010-03-09 Jie Zhang <jie@codesourcery.com>
4532 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4533 whitespaces in output template.
4535 2010-03-09 Jie Zhang <jie@codesourcery.com>
4537 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4540 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4542 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4543 builtins.exp in a separate job.
4545 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4547 * graphite-sese-to-poly.c (add_param_constraints): Use
4548 lower_bound_in_type and upper_bound_in_type.
4550 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4552 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4553 instead of unsigned_type_node.
4555 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4556 Reza Yazdani <reza.yazdani@amd.com>
4559 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4560 on pointer type parameters.
4562 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4566 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4567 handle conversions from pointer to integers.
4568 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4569 induction variable, to be able to work with code generated by CLooG.
4570 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4571 (build_poly_scop): Bail out if we cannot codegen a loop.
4573 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4575 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4576 code generation with gloog_error.
4578 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4580 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4581 Call fold_convert on all the returned values.
4582 (expand_scalar_variables_expr): Pass to
4583 expand_scalar_variables_ssa_name the type of the resulting expression.
4585 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4587 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4588 ppl_min_for_le_pointset.
4589 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4590 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4592 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4594 * graphite-dependences.c (map_into_dep_poly): Removed.
4595 (dependence_polyhedron_1): Use combine_context_id_scat.
4597 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4599 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4600 (struct poly_bb): Same.
4601 (combine_context_id_scat): New.
4603 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4606 * sese.c (name_defined_in_loop_p): Return false for default
4609 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4611 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4612 and clean up the logic.
4614 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4616 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4619 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4621 * var-tracking.c (remove_cselib_value_chains): Define only for
4623 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4624 delete_slot_part, emit_notes_for_differences_1): Don't call
4625 remove_cselib_value_chains here.
4626 (set_slot_part, emit_notes_for_differences_2): Don't call
4627 add_cselib_value_chains here.
4628 (preserved_values): New vector.
4629 (preserve_value): New function.
4630 (add_uses, add_stores, vt_add_function_parameters): Use it
4631 instead of cselib_preserve_value.
4632 (changed_values_stack): New vector.
4633 (check_changed_vars_0): New function.
4634 (check_changed_vars_1, check_changed_vars_2): Use it.
4635 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4636 changed_values_stack VALUEs.
4637 (vt_emit_notes): For all preserved_values call
4638 add_cselib_value_chains. If ENABLE_CHECKING call
4639 remove_cselib_value_chains before verifying value_chains is empty.
4640 Initialize and free changed_values_stack.
4641 (vt_initialize): Initialize preserved_values.
4642 (vt_finalize): Free preserved_values.
4644 2010-03-08 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/43269
4647 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4650 2010-03-08 Martin Jambor <mjambor@suse.cz>
4652 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4653 (ipa_is_param_called): Removed.
4654 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4655 (ipa_print_node_params): Do not print the called flag.
4656 (ipa_write_node_info): Do not stream the called flag.
4657 (ipa_read_node_info): Likewise.
4659 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4662 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4663 * cselib.c (struct expand_value_data): Add dummy field.
4664 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4666 (cselib_dummy_expand_value_rtx_cb): New function.
4667 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4669 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4670 * var-tracking.c: Include pointer-set.h.
4671 (variable): Change n_var_parts to char from int. Add
4672 cur_loc_changed and in_changed_variables fields.
4673 (variable_canonicalize): Remove.
4674 (shared_var_p): New inline function.
4675 (unshare_variable): Maintain cur_loc_changed and
4676 in_changed_variables fields. If var was in changed_variables,
4677 replace it there with new_var. Just copy cur_loc instead of
4678 resetting it to something else.
4679 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4680 (dataflow_set_union): Don't call variable_canonicalize.
4681 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4682 of their DEBUG_EXPR_TREE_DECLs.
4683 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4684 and in_changed_variables and cur_loc_changed is false.
4685 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4686 and cur_loc_changed. Don't update cur_loc here.
4687 (variable_merge_over_src): Don't call variable_canonicalize.
4688 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4689 removing loc that is equal to cur_loc, clear cur_loc,
4690 set cur_loc_changed and ensure variable_was_changed is called.
4691 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4692 compare pointers in cur_loc check, if it is equal to loc,
4693 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4694 (variable_different_p): Remove compare_current_location argument,
4695 don't compare cur_loc.
4696 (dataflow_set_different_1): Adjust variable_different_p caller.
4697 (variable_was_changed): If dv had some var in changed_variables
4698 already, reset in_changed_variables flag for it and propagate
4699 cur_loc_changed over to the new variable. On empty var
4700 always set cur_loc_changed. Set in_changed_variables on whatever
4701 var is added to changed_variables.
4702 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4703 Use shared_var_p. When removing loc that is equal to cur_loc,
4704 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4705 end, don't set it to something else, just call variable_was_changed.
4706 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4707 loc being removed, clear cur_loc and set cur_loc_changed.
4708 Set cur_loc_changed if all locations have been removed.
4709 (struct expand_loc_callback_data): New type.
4710 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4711 allocated. Always create SUBREGs if simplify_subreg failed.
4712 Prefer to use cur_loc, when that fails and still in
4713 changed_variables (and seen first time) recompute it. Set
4714 cur_loc_changed of variables which had to change cur_loc and
4715 compute elcd->cur_loc_changed if any of the subexpressions used
4716 had to change cur_loc.
4717 (vt_expand_loc): Adjust to pass arguments in
4718 expand_loc_callback_data structure.
4719 (vt_expand_loc_dummy): New function.
4720 (emitted_notes): New variable.
4721 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4722 that weren't used for any other decl in current
4723 emit_notes_for_changes call call vt_expand_loc_dummy to update
4724 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4725 first loc_chain location if NULL before. Always use just
4726 cur_loc instead of first loc_chain location. When cur_loc_changed
4727 is false, when not --enable-checking=rtl just don't emit any note.
4728 When rtl checking, compute the note and assert it is the same
4729 as previous note. Clear cur_loc_changed and in_changed_variables
4730 at the end before removing from changed_variables.
4731 (check_changed_vars_3): New function.
4732 (emit_notes_for_changes): Traverse changed_vars to call
4733 check_changed_vars_3 on each changed var.
4734 (emit_notes_for_differences_1): Clear cur_loc_changed and
4735 in_changed_variables. Recompute cur_loc of new_var.
4736 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4737 (vt_emit_notes): Initialize and destroy emitted_notes.
4739 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4741 PR rtl-optimization/42220
4742 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4743 Use verify_reg_tracked to determine if we should use OP_OUT rather
4745 (build_def_use): If we see an in-out operand for a register that we
4746 know nothing about, treat is an output if possible, fail the block if
4749 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4752 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4755 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4758 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4759 uses of relevant DEFs that are dead outside the loop too.
4761 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4763 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4765 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4767 * var-tracking.c (values_to_unmark): New variable.
4768 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4769 values_to_unmark vector. Moved body to...
4770 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4771 instead queue it into values_to_unmark vector.
4772 (vt_find_locations): Free values_to_unmark vector.
4774 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4776 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4777 (site.exp): Export them when plugins are enabled.
4779 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4782 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4784 (chrec_fold_multiply): Same.
4786 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4789 * c-decl.c (build_compound_literal): Return early if init is
4792 2010-03-04 Martin Jambor <mjambor@suse.cz>
4794 PR tree-optimization/43164
4795 PR tree-optimization/43191
4796 * tree-sra.c (type_consists_of_records_p): Reject records with
4797 zero-size bit-fields at the end.
4799 2010-03-04 Mike Stump <mikestump@comcast.net>
4801 * Makefile.in (TAGS): Remove *.y.
4803 2010-03-04 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/40761
4806 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4808 (my_rev_post_order_compute): New function.
4809 (init_pre): Call it.
4811 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4814 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4815 decrease the cost of an IV candidate when the cost is infinite.
4817 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4819 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4820 Use '3DNow!' for the extension of that name, ensure normal space
4822 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4824 2010-03-03 Jeff Law <law@redhat.com>
4826 * PR middle-end/32693
4827 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4828 than gen_rtx_SUBREG.
4829 (extract_bit_field_1): Likewise.
4831 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4833 * doc/sourcebuild.texi (Test directives): Document that arguments
4834 include-opts and exclude-opts are now optional for dg-skip-if,
4835 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4837 2010-03-03 Jason Merrill <jason@redhat.com>
4840 * cgraph.h (varpool_node): Add extra_name field.
4841 * varpool.c (varpool_extra_name_alias): New.
4842 (varpool_assemble_decl): Emit extra name aliases.
4843 (varpool_mark_needed_node): Look past an extra name alias.
4844 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4845 * lto-streamer-in.c (lto_input_tree): Read it.
4846 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4848 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4850 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4851 (sparc*-*-solaris2*): ...this.
4853 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4856 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4857 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4858 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4859 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4862 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4863 fallthrough to default handling, just with want_address 0 instead of 2.
4864 For single element lists, add_AT_loc directly, otherwise create an
4865 artificial variable DIE and stick location list to it.
4868 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4869 (VAL_EXPR_HAS_REVERSE): Define.
4870 (reverse_op): New function.
4871 (add_stores): For reversible operations add an extra MO_VAL_USE.
4873 2010-03-02 Jason Merrill <jason@redhat.com>
4875 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4877 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4879 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4880 (sparc64-*-linux*): Likewise.
4881 (sparc64-*-solaris2*): Include assembler files before linker ones.
4882 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4883 * config/sparc/gas.h: Delete.
4884 * config/sparc/sol2-64.h: Add copyright notice.
4885 * config/sparc/sol2-gas-bi.h: Likewise.
4886 * config/sparc/sol2-gld.h: Likewise.
4887 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4888 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4889 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4890 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4891 (sparc_elf_asm_named_section): Rename into...
4892 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4894 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4896 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4898 2010-03-02 Jeff Law <law@redhat.com>
4901 * reload1.c (rtx_p, substitute_stack): Declare.
4902 (substitute): Record addresses of changed rtxs.
4903 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4904 Restore the original rtx when complete.
4905 (reload): Free subsitute_stack when complete.
4907 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4909 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4910 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4912 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4913 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4914 Torture Tests): Change from subsection to section.
4916 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4917 Steven Bosscher <steven@gcc.gnu.org>
4919 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4922 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4925 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4926 the assignment from the new induction variable to the assignment
4927 of the value from the original loop PHI function.
4929 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4930 Daniel Jacobowitz <dan@codesourcery.com>
4932 * doc/sourcebuild.texi (Test directives): Clarify options to
4935 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4937 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4938 Disable cfi directives unless GCC and gas agree on using read-only
4939 .eh_frame sections for 64-bit.
4940 * configure: Regenerate.
4942 2010-03-01 Richard Guenther <rguenther@suse.de>
4944 PR tree-optimization/43220
4945 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4946 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4948 2010-03-01 Richard Guenther <rguenther@suse.de>
4949 Martin Jambor <mjambor@suse.cz>
4952 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4953 gimplified parameters.
4955 2010-03-01 Christian Bruel <christian.bruel@st.com>
4957 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4959 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4961 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4963 2010-03-01 Richard Guenther <rguenther@suse.de>
4966 * expr.c (expand_assignment): Use the alias-oracle to tell
4967 if the rhs aliases the result decl.
4969 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4972 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4973 to sol_gt_pch_get_address.
4974 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4975 64-bit, SPARC and x86.
4976 (sol_gt_pch_get_address): New function.
4978 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4980 * toplev.h (inform_n, error_n): Declare.
4981 * diagnostic.c (inform_n, error_n): New function.
4983 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4985 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4986 has no rtl yet when processing local_decls, queue it and recheck
4987 if deferred stack allocation hasn't assigned it rtl.
4989 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4991 * config/sh/sh.c (unspec_bbr_uid): New.
4992 (gen_block_redirect): Use it instead of INSN_UID.
4993 (gen_far_branch): Likewise.
4995 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4997 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4998 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5000 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5002 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5003 (Warning Options): -Wno-conversion-null is valid for
5004 Objective-C++ as well.
5005 * doc/tm.texi (Named Address Spaces): Likewise.
5006 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5007 * doc/tree-ssa.texi (Tree SSA): Likewise.
5009 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5012 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5013 by default. Don't set the default arch for
5014 i[34567]86-*-darwin*|x86_64-*-darwin*.
5016 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5019 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5020 default. Set the default 32bit/64bit archs with $with_arch
5021 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5023 2010-02-27 Richard Guenther <rguenther@suse.de>
5025 PR tree-optimization/43186
5026 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5027 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5028 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5029 unroller iterations.
5031 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5033 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5034 required and i[34567]86-*-* targets don't support 64bit ISA.
5036 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5039 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5042 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5044 * config.gcc: Set the default arch at least to Prescott for
5045 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5046 if SSE math is enabled.
5048 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5050 * diagnostic.c (diagnostic_initialize): Update.
5051 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5053 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5054 (diagnostic_inhibit_notes): New.
5055 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5057 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5060 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5061 * doc/standards.texi: Likewise.
5062 * doc/extend.texi: Likewise.
5063 * doc/trouble.texi: Likewise.
5064 * doc/cppopts.texi: Likewise.
5065 * doc/install.texi: Likewise.
5066 * c.opt (std=c90,std=gnu90): New options.
5067 * c-opts.c (c_common_handle_option): Handle them.
5069 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5072 * c-decl.c (undeclared_variable): Use an informative note.
5074 2010-02-26 Richard Guenther <rguenther@suse.de>
5076 PR tree-optimization/43186
5077 * gimple.h (gimple_fold): Remove.
5078 * gimple.c (gimple_fold): Remove. Inline into single user ...
5079 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5080 Try harder for conditions.
5082 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5085 * function.c (used_types_insert): Don't skip through named pointer
5086 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5087 and it is different from the main variant's type.
5089 2010-02-26 Nick Clifton <nickc@redhat.com>
5091 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5093 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5095 * config.gcc: Support --with-fpmath=sse for x86.
5097 * config/i386/ssemath.h: New.
5099 * doc/install.texi (--with-fpmath=sse): Documented.
5101 2010-02-26 Richard Guenther <rguenther@suse.de>
5103 PR tree-optimization/43188
5104 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5105 vector types of over-aligned element type.
5107 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5110 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5111 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5113 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5115 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5117 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5119 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5120 * var-tracking.c: Include diagnostic.h.
5121 (debug_dv): New function.
5122 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5125 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5126 (add_value_chain, add_value_chains, remove_value_chain,
5127 remove_value_chains): Handle DEBUG_EXPRs.
5128 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5131 * regcprop.c (struct queued_debug_insn_change): New type.
5132 (struct value_data_entry): Add debug_insn_changes field.
5133 (struct value_data): Add n_debug_insn_changes field.
5134 (debug_insn_changes_pool): New variable.
5135 (free_debug_insn_changes, apply_debug_insn_changes,
5136 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5137 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5138 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5140 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5142 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5143 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5144 changes, call cprop_find_used_regs via note_stores.
5145 (copyprop_hardreg_forward): When copying vd from predecessor
5146 which has any queued DEBUG_INSN changes, make sure the pointers are
5147 cleared. At the end call df_analyze and then if there are any
5148 DEBUG_INSN changes queued at the end of some basic block for still
5149 live registers, apply them.
5150 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5152 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5154 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5157 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5159 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5160 targets. Set the default with_cpu/with_arch from arch/cpu.
5161 Allow x86-64 and native for with_cpu/with_arch.
5163 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5165 * ebitmap.c: Change calls to verify_popcount with calls to
5166 sbitmap_verify_popcount.
5167 (ebitmap_clear_bit): Fixed map->cacheindex test and
5168 map>cache update when bit clearing results in an empty
5171 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5174 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5175 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5176 and support both V2DF and V2DI modes.
5177 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5178 support both V2DF and V2DI modes.
5179 (general): Delete trailing whitespace from a few patterns.
5181 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5182 V2DF/V2DI interleave high/low builtins.
5184 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5187 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5188 interleave high/low functions.
5190 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5192 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5193 #pragma extern_prefix.
5195 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5198 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5199 BLKmode, assert op0 is a MEM and just adjust its mode.
5202 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5203 if bitpos isn't multiple of mode's bitsize.
5205 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5207 * c.opt (-ftemplate-depth=): New.
5208 (-ftemplate-depth-): Deprecate.
5209 * optc-gen.awk: Handle -ftemplate-depth=.
5210 * opth-gen.awk: Likewise.
5211 * c-opts.c (c_common_handle_option): Likewise.
5212 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5214 2010-02-24 Jason Merrill <jason@redhat.com>
5216 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5218 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5220 * cfg.c (alloc_aux_for_block): Remove inline.
5221 (alloc_aux_for_edge): Likewise.
5223 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5225 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5227 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5229 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5230 * config/i386/sol2-gas.h: New file.
5231 * config.gcc (i[34567]86-*-solaris2*): Use it.
5233 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5236 * c-typeck.c (ep_convert_and_check): New.
5237 (build_conditional_expr): Use it.
5238 (build_binary_op): Likewise.
5240 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5242 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5245 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5246 bounds even for -O+.
5247 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5248 expr needs to have DECL_NAME set.
5250 2010-02-24 Nick Clifton <nickc@redhat.com>
5252 * config/mep/mep.c: Include gimple.h.
5253 (mep_function_uses_sp): Delete unused function.
5254 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5255 parameters. Use unsigned integers to count args. Return a
5256 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5258 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5261 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5262 greater or equal to nelt instead of 2 * nelt.
5263 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5266 2010-02-23 Jason Merrill <jason@redhat.com>
5269 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5270 in cfun->local_decls even if they have register types.
5273 * stor-layout.c (place_field): Don't warn about unnecessary
5274 DECL_PACKED if the type is packed.
5276 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5279 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5280 GOTOFF relocs, even when the base reg isn't pic pointer.
5282 2010-02-23 Michael Matz <matz@suse.de>
5285 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5286 (expand_gimple_basic_block): Generate and use debug temps if there
5287 are debug uses left after the last real use of TERed ssa names.
5288 Unlink debug immediate uses when they are expanded.
5290 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5293 * config/i386/i386.c (override_options): Reorganise to provide
5294 better error messages.
5296 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5299 * graphite-scop-detection.c (create_single_exit_edge): Move
5300 the call to find_single_exit_edge to....
5301 (create_sese_edges): ...here. Don't handle multiple edges
5302 exiting the function.
5303 (build_graphite_scops): Don't handle multiple edges
5304 exiting the function.
5306 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5309 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5310 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5312 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5315 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5317 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5320 * c-typeck.c (convert_arguments): Print declaration location.
5321 * c-common.c (validate_nargs): Rename as
5322 builtin_function_validate_nargs.
5323 (check_builtin_function_arguments): Update.
5325 2010-02-22 Richard Guenther <rguenther@suse.de>
5328 * tree-inline.c (declare_return_variable): Use the type of
5329 the call stmt lhs if available.
5331 2010-02-22 Duncan Sands <baldrick@free.fr>
5333 * passes.c (register_pass): Always consider all pass lists when
5334 ref_pass_instance_number is zero.
5336 2010-02-22 Richard Guenther <rguenther@suse.de>
5338 PR tree-optimization/42749
5339 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5340 parameter. Do arithmetic in the original type.
5341 (update_accumulator_with_ops): Likewise.
5342 (adjust_accumulator_values): Adjust.
5344 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5346 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5347 (QI to BLKmode splitter): New splitter.
5349 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5351 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5352 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5354 2010-02-22 Richard Guenther <rguenther@suse.de>
5356 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5358 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5360 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5361 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5362 ($(T)crti.o, $(T)crtn.o): Remove rules.
5364 2010-02-21 Tobias Burnus <burnus@net-b.de>
5367 * doc/invoke.texi (-fassociative-math): Document that this
5368 option is automatically enabled for Fortran.
5370 2010-02-20 David S. Miller <davem@davemloft.net>
5372 * configure.ac: Test if linker and assembler properly support
5373 GOTDATA_OP relocations.
5374 * configure: Rebuild.
5375 * config.in: Likewise.
5376 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5377 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5378 (movsi_high_pic): Likewise.
5379 (movdi_lo_sum_pic): Likewise.
5380 (movdi_high_pic): Likewise.
5381 (movsi_pic_gotdata_op): New pattern.
5382 (movdi_pic_gotdata_op): Likewise.
5383 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5384 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5386 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5389 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5390 attribute to ssemul.
5391 (xop_mulv2div2di3_high): Ditto.
5393 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5396 * c.opt (Wconversion-null): New option.
5397 * doc/invoke.texi (Wconversion-null): Document.
5399 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5401 * common.opt (Wlarger-than-): Add Undocumented.
5403 2010-02-19 Mike Stump <mikestump@comcast.net>
5405 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5407 2010-02-19 Jason Merrill <jason@redhat.com>
5410 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5411 * configure: Likewise.
5413 2010-02-20 Alan Modra <amodra@gmail.com>
5416 * cgraph.h (cgraph_make_decl_local): Declare.
5417 * cgraph.c (cgraph_make_decl_local): New function.
5418 (cgraph_make_node_local): Use it.
5419 * cgraphunit.c (cgraph_function_versioning): Likewise.
5420 * ipa.c (function_and_variable_visibility): Likewise.
5422 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5425 * except.c (sjlj_emit_function_enter): Don't call
5426 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5428 * rtl.h (add_reg_br_prob_note): Remove prototype.
5430 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5433 * c-common.c (conversion_warning): Remove widening conversions
5434 before checking the conversion of integers to reals.
5436 2010-02-19 Mike Stump <mikestump@comcast.net>
5439 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5442 * cgraphunit.c (process_function_and_variable_attributes): Check
5443 DECL_PRESERVE_P instead of looking up attribute "used".
5444 * ipa-pure-const.c (check_decl): Likewise.
5445 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5446 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5447 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5448 instead of attribute "used".
5449 * config/sol2-c.c (solaris_pragma_init): Likewise.
5450 (solaris_pragma_fini): Likewise.
5452 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5454 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5455 Use XCNEW instead of xcalloc.
5456 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5457 XNEW instead of xmalloc.
5458 (get_fields): Use XNEWVEC instead of xmalloc.
5461 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5462 populate vars array.
5463 (create_new_general_access): For debug stmts just reset value.
5464 (get_stmt_accesses): For accesses within debug stmts just record them
5465 using add_access_to_acc_sites instead of preventing the peeling or
5466 counting them as accesses.
5469 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5471 2010-02-19 Richard Guenther <rguenther@suse.de>
5473 PR tree-optimization/42916
5474 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5477 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5479 * configure.ac: Replace all uses of changequote in macro arguments
5480 with proper quoting.
5482 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5485 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5487 2010-02-19 Richard Guenther <rguenther@suse.de>
5489 PR tree-optimization/42944
5490 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5491 test for aliasing with errno.
5493 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5496 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5497 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5498 * dojump.c: Include output.h.
5499 (inv): New inline function.
5500 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5501 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5502 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5503 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5504 argument, pass it down to other calls.
5505 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5506 add REG_BR_PROB note to the conditional jump.
5507 * cfgexpand.c (add_reg_br_prob_note): Removed.
5508 (expand_gimple_cond): Don't call it, add the probability
5509 as last argument to jumpif_1/jumpifnot_1.
5510 * Makefile.in (dojump.o): Depend on output.h.
5511 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5513 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5514 * stmt.c (do_jump_if_equal): Likewise.
5515 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5516 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5517 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5519 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5520 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5521 jumpifnot_1 callers.
5522 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5524 (store_expr): Adjust jumpifnot caller.
5525 (store_constructor): Adjust jumpif caller.
5528 * gimplify.c (gimple_boolify): For __builtin_expect call
5529 gimple_boolify also on its first argument.
5531 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5533 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5535 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5536 * configure: Regenerated.
5538 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5540 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5541 lang_hooks.types_compatible_p instead of comptypes.
5543 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5545 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5546 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5547 if __prefer_thumb__ is defined.
5549 2010-02-18 Martin Jambor <mjambor@suse.cz>
5551 PR tree-optimization/43066
5552 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5553 array with zero-sized element type.
5555 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5557 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5558 rtx, allocate struct var_loc_node here and return it to the
5559 caller, and only if it is actually needed.
5560 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5561 move it earlier and return immediately if it returns NULL.
5563 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5565 * config/sparc/gas.h: New file. Restore
5566 TARGET_ASM_NAMED_SECTION to its ELF default.
5567 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5569 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5570 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5571 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5572 after sparc/sysv4.h.
5574 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5576 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5578 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5580 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5581 patterns from predicated pattern.
5583 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5586 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5587 for insn mnemonic suffix.
5589 2010-02-17 Richard Guenther <rguenther@suse.de>
5591 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5594 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5597 * caller-save.c (save_call_clobbered_regs): If BB ends with
5598 a DEBUG_INSN, move any notes in between last real insn and the last
5599 DEBUG_INSN after the last DEBUG_INSN.
5601 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5603 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5604 Fix return type. Fix argument type. Explain meaning of return value.
5606 2010-02-16 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/41043
5609 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5610 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5612 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5614 2010-02-16 Ira Rosen <irar@il.ibm.com>
5616 PR tree-optimization/43074
5617 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5618 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5619 vectorizable cycles in hybrid SLP check.
5620 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5622 2010-02-16 Richard Guenther <rguenther@suse.de>
5624 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5625 (true_dependence): If memrefs_conflict_p computes must-alias
5626 trust it. Move TBAA check after offset-based disambiguation.
5627 (canon_true_dependence): Likewise.
5629 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5631 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5632 * doc/invoke.texi: Document it.
5633 * var-tracking.c: Include toplev.h and params.h.
5634 (vt_find_locations): Return bool indicating success. Compute
5635 hash sizes unconditionally. Check new parameter, report.
5636 (variable_tracking_main_1): Check vt_find_locations results and
5637 retry. Renamed from...
5638 (variable_tracking_main): ... this. New wrapper to preserve
5639 flag_var_tracking_assignments.
5640 * Makefile.in (var-tracking.o): Adjust dependencies.
5642 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5643 Jakub Jelinek <jakub@redhat.com>
5646 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5647 if weak_import attribute is present.
5648 * config/darwin.c (machopic_select_section): Likewise.
5650 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5652 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5653 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5654 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5655 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5657 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5660 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5663 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5664 Rewrite text to refer to the names.
5666 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5668 * config/i386/i386-builtin-types.def
5669 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5670 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5671 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5672 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5673 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5674 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5675 IX86_BUILTIN_VPERMIL2PS256.
5676 (MULTI_ARG_4_DF2_DI_I): Defined.
5677 (MULTI_ARG_4_DF2_DI_I1): Defined.
5678 (MULTI_ARG_4_SF2_SI_I): Defined.
5679 (MULTI_ARG_4_SF2_SI_I1): Defined.
5680 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5681 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5682 __builtin_ia32_vpermil2ps256.
5683 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5684 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5685 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5686 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5687 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5688 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5689 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5690 CODE_FOR_xop_vpermil2v8sf3.
5691 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5692 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5693 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5694 (_mm256_permute2_pd): New.
5695 (_mm_permute2_ps): New.
5696 (_mm256_permute2_ps): New.
5698 2010-02-15 Nick Clifton <nickc@redhat.com>
5700 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5701 boolean parameters. Use emit_jump_insn when emitting a pop
5702 instruction containing a return insn.
5703 (push): Use 'true' rather than '1' as second parameter to F.
5704 (h8300_expand_prologue): Likewise.
5705 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5706 (h8300_expand_epilogue): Likewise.
5708 2010-02-15 Richard Guenther <rguenther@suse.de>
5711 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5714 2010-02-15 Nick Clifton <nickc@redhat.com>
5716 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5719 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5721 * intl.c (fake_ngettext): New function.
5722 * intl.h (fake_ngettext): Declare.
5723 (ngettext): Define macro.
5724 * collect2.c (notice_translated): New function.
5725 (main): Use notice_translated and ngettext.
5726 * collect2.h (notice_translated): Declare.
5728 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5730 * reorg.c (delete_computation): Comment fixes.
5731 * caller-save.c (setup_save_areas): Idem.
5732 * sel-sched-dump.c (dump_lv_set): Idem.
5735 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5737 * config/s390/s390.c (s390_sched_init): New function.
5738 (TARGET_SCHED_INIT): Target hook defined.
5740 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5741 Jack Howarth <howarth@bromo.med.uc.edu>
5742 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5745 Partial revert of unintended change in fix for PR41605.
5746 * config/darwin.h: Fix typo.
5747 * config/darwin9.h: Same.
5749 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5751 * c-pch.c (pch_init): Clear v.
5753 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5756 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5757 graphite_can_represent_init for MULT_EXPR.
5759 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5763 * graphite-sese-to-poly.c (remove_phi): New.
5764 (translate_scalar_reduction_to_array): Call remove_phi.
5766 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5769 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5770 * graphite-clast-to-gimple.h (gloog): Update declaration.
5771 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5772 * graphite-poly.h (struct poly_bb): Add missing comments.
5773 (struct scop): Add poly_scop_p field.
5775 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5776 * graphite.c (graphite_transform_loops): Build the polyhedral
5777 representation for each scop before code generation.
5778 * sese.c (rename_variables_in_operand): Removed.
5779 (rename_variables_in_expr): Return the renamed expression.
5780 (rename_sese_parameters): New.
5781 * sese.h (rename_sese_parameters): Declared.
5783 2010-02-11 Richard Guenther <rguenther@suse.de>
5785 PR tree-optimization/42998
5786 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5787 POINTER_PLUS_EXPR properly.
5789 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5790 Changpeng Fang <changpeng.fang@amd.com>
5793 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5794 the cost of an IV candidate when the IV is used in a test against zero.
5796 * gcc.dg/tree-ssa/ivopts-3.c: New.
5798 2010-02-11 Richard Guenther <rguenther@suse.de>
5801 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5802 pointer-vs-decl case by swapping refs. Handle some cases
5803 of pointer-vs-decl disambiguations more conservatively.
5804 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5805 to false after expanding.
5807 2010-02-11 Richard Guenther <rguenther@suse.de>
5810 * gcc.c (process_command): Handle LTO file@offset case more
5813 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5815 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5816 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5818 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5820 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5821 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5822 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5823 Optimize eq/ne comparisons when both arguments are known to be
5825 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5826 Don't mask operands unnecessarily if they are known to be already
5829 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5831 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5834 2010-02-10 Richard Guenther <rguenther@suse.de>
5836 PR tree-optimization/43017
5837 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5838 for wrapping signed arithmetic.
5840 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5843 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5844 if no debug info should be emitted for it.
5846 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5848 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5849 note when flag_exceptions is set.
5851 2010-02-10 Duncan Sands <baldrick@free.fr>
5853 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5855 2010-02-10 Richard Guenther <rguenther@suse.de>
5858 * tree.c (get_unwidened): Handle constants.
5859 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5861 2010-02-10 Martin Jambor <mjambor@suse.cz>
5864 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5865 check for variable argument counts independently.
5867 2010-02-10 Christian Bruel <christian.bruel@st.com>
5870 * config/sh/sh.c (find_barrier): Increase length for non delayed
5871 conditional branches.
5873 2010-02-10 Christian Bruel <christian.bruel@st.com>
5875 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5877 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5879 * builtins.c (set_builtin_user_assembler_name): Also handle
5880 ffs if int is smaller than word.
5882 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5885 * ira-conflicts.c (get_dup): Remove.
5886 (process_reg_shuffles): Add new parameter. Use it as an
5887 additional guard for copy generation.
5888 (add_insn_allocno_copies): Rewrite.
5890 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5892 * common.opt (fsched2-use-traces): Preserved for backward
5894 * doc/invoke.texi: Remove the documentation about option
5895 -fsched2-use-traces.
5896 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5897 flag_sched2_use_traces.
5898 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5899 the backward compatibility flag section.
5901 2010-02-09 Richard Guenther <rguenther@suse.de>
5903 PR tree-optimization/43008
5904 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5905 make HEAP variables initialized from global memory if they
5906 are not known builtin functions.
5907 (find_func_aliases): Adjust.
5909 2010-02-09 Richard Guenther <rguenther@suse.de>
5911 PR tree-optimization/43000
5912 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5913 arithmetic manually.
5915 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5917 PR tree-optimization/42931
5918 * tree-loop-linear.c (try_interchange_loops): Don't call
5919 double_int_mul if estimated_loop_iterations failed.
5921 2010-02-08 Martin Jambor <mjambor@suse.cz>
5924 * tree-sra.c (build_accesses_from_assign): Do not mark in
5925 should_scalarize_away_bitmap if stmt has volatile ops.
5926 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5929 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5931 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5933 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5935 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5938 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5941 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5943 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5946 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5947 to unknown_dependence.
5948 (graphite_legal_transform_dr): Handle the unknown_dependence.
5949 (graphite_carried_dependence_level_k): Same.
5951 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5953 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5955 2010-02-07 Richard Guenther <rguenther@suse.de>
5958 * expr.c (get_inner_reference): Always initialize *pbitsize.
5960 2010-02-07 Richard Guenther <rguenther@suse.de>
5963 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5964 new ARRAY_REFs on variable size element or minimal index arrays.
5966 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5967 gimple_fold_indirect_ref.
5969 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5972 * arm.c (arm_override_options): Just return if the user has specified
5973 an invalid fpu name.
5975 2010-02-03 Jason Merrill <jason@redhat.com>
5978 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5979 i386_pe_maybe_record_exported_symbol.
5981 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5984 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5985 (pa_delegitimize_address): New function.
5987 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5989 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5990 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5992 2010-02-05 Richard Guenther <rguenther@suse.de>
5995 * lto-streamer-in.c (get_resolution): Deal with references
5996 to undefined functions.
5998 2010-02-05 Richard Guenther <rguenther@suse.de>
6000 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6001 (fold_const_aggregate_ref): Likewise.
6002 (ccp_fold_stmt): Substitute loads.
6003 (maybe_fold_reference): Verify types before substituting.
6005 (fold_gimple_assign): Unshare properly.
6006 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6008 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6010 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6011 for rs6000_gen_cell_microcode.
6013 2010-02-04 Richard Guenther <rguenther@suse.de>
6015 PR rtl-optimization/42952
6016 * dse.c (const_or_frame_p): Remove MEM handling.
6018 2010-02-04 Nick Clifton <nickc@redhat.com>
6020 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6021 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6022 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6023 (mn10300_asm_output_mi_thunk): New function.
6024 (mn10300_can_output_mu_thunk): New function.
6025 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6026 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6027 (FUNCTION_ARG): Delete incorrect comment.
6029 2010-02-03 Jason Merrill <jason@redhat.com>
6032 * fold-const.c (operand_equal_p): Handle erroneous types.
6034 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6036 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6038 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6040 PR rtl-optimization/42941
6041 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6044 2010-02-03 Jason Merrill <jason@redhat.com>
6047 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6049 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6052 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6053 (cselib_reset_table): Renamed from...
6054 (cselib_reset_table_with_next_value): ... this.
6055 (cselib_get_next_uid): Renamed from...
6056 (cselib_get_next_unknown_value): ... this.
6057 * cselib.c (next_uid): Renamed from...
6058 (next_unknown_value): ... this.
6059 (cselib_clear_table): Adjust.
6060 (cselib_reset_table): Adjust. Renamed from...
6061 (cselib_reset_table_with_next_value): ... this.
6062 (cselib_get_next_uid): Adjust. Renamed from...
6063 (cselib_get_next_unknown_value): ... this.
6064 (get_value_hash): Use hash.
6065 (cselib_hash_rtx): Likewise.
6066 (new_cselib_val): Adjust. Set and dump uid.
6067 (cselib_lookup_mem): Pass next_uid as hash.
6068 (cselib_subst_to_values): Likewise.
6069 (cselib_log_lookup): Dump uid.
6070 (cselib_lookup): Pass next_uid as hash. Adjust.
6071 (cselib_process_insn): Adjust.
6072 (cselib_init): Initialize next_uid.
6073 (cselib_finish): Adjust.
6074 (dump_cselib_table): Likewise.
6075 * dse.c (canon_address): Dump value uid.
6076 * print-rtl.c (print_rtx): Print value uid.
6077 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6079 (dv_uid): New function, sort of renamed from...
6080 (dv_htab_hash): ... this, reimplemented in terms of it and...
6081 (dv_uid2hash): ... this. New.
6082 (variable_htab_eq): Drop excess assertions.
6083 (tie_break_pointers): Removed.
6084 (canon_value_cmp): Compare uids.
6085 (variable_post_merge_New_vals): Print uids.
6086 (vt_add_function_parameters): Adjust.
6087 (vt_initialize): Reset table. Adjust.
6089 2010-02-03 Richard Guenther <rguenther@suse.de>
6091 PR tree-optimization/42944
6092 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6093 (call_may_clobber_ref_p_1): Likewise. Properly handle
6094 malloc and calloc clobbering errno.
6096 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6098 * doc/invoke.texi: Fix name of sched1 dump.
6100 * opts.c (decode_options): Set flag_tree_switch_conversion
6101 only conditionally on optimize >= 2.
6103 * gcse.c: Assorted comment fixes in pass description.
6105 2010-02-03 Anthony Green <green@moxielogic.com>
6107 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6108 nop padding in order to maintain alignment of storage location of
6109 target function address.
6110 (moxie_trampoline_init): Store target function address at newly
6112 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6114 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6116 2010-02-03 Richard Guenther <rguenther@suse.de>
6119 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6121 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6123 * config.gcc: Reenable check for obsolete targets.
6124 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6125 mips-sgi-irix6.[0-4]*.
6127 2010-02-02 Nick Clifton <nickc@redhat.com>
6129 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6130 constant size of 4 as being the same as 0.
6131 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6132 can take values in the range 0..4.
6134 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6137 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6138 as _darwin10_Unwind_FindEnclosingFunction().
6139 * libgcc-libsystem.ver: New.
6141 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6144 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6145 implicitly set registers.
6147 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6149 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6150 (arm_override_options): Allow automatic selection of the thread
6151 pointer register if thumb2.
6152 (legitimize_pic_address): Improve code sequences for Thumb2.
6153 (arm_call_tls_get_addr): Likewise.
6154 (legitimize_tls_address): Likewise.
6155 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6156 (pic_load_addr_32bit): ... this. New named pattern.
6157 * thumb2.md (pic_load_addr_thumb2): Delete.
6158 (pic_load_dot_plus_four): Delete.
6159 (tls_load_dot_plus_four): New named pattern.
6161 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6164 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6165 Document fix for TLS bug.
6167 2010-01-31 Richard Guenther <rguenther@suse.de>
6169 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6170 conservatively correct.
6172 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6176 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6178 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6180 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6182 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6184 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6186 * config.gcc: Adjust order of makefile fragments for mingw targets.
6188 2010-01-31 Richard Guenther <rguenther@suse.de>
6191 * gimplify.c (gimplify_init_constructor): For volatile LHS
6192 initialize a temporary.
6194 2010-01-31 Matthias Klose <doko@ubuntu.com>
6196 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6198 * configure: Regenerate.
6200 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6202 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6203 the same alias set and their sizes different constantness.
6204 (aliasing_component_refs_p): Revert 2009-10-24 change.
6206 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6208 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6211 2010-01-29 Richard Guenther <rguenther@suse.de>
6213 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6214 Assert we successfully updated the call.
6216 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6218 PR rtl-optimization/42889
6219 * df.h (df_set_bb_dirty_nonlr): New prototype.
6220 * df-core.c (df_set_bb_dirty_nonlr): New function.
6221 * df-scan.c (df_insn_rescan): Call it instead of
6222 df_set_bb_dirty for DEBUG_INSNs.
6224 2010-01-29 Richard Guenther <rguenther@suse.de>
6227 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6228 quadratic behavior in most cases.
6230 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6233 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6234 in the call to gen_x86_movsicc_0_m1.
6236 2010-01-28 Richard Guenther <rguenther@suse.de>
6238 PR tree-optimization/42871
6239 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6241 2010-01-28 Richard Guenther <rguenther@suse.de>
6243 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6244 into call arguments.
6246 2010-01-28 Richard Guenther <rguenther@suse.de>
6249 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6250 the forwarder if the destination is an EH landing pad.
6252 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6254 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6255 block list passed to gimple_duplicate_sese_tail.
6256 (parallelize_loops): Avoid parallelization when the function
6258 Avoid parallelization when the preheader is IRREDUCIBLE.
6259 Try to optimize when estimated_loop_iterations_int is unresolved.
6260 Add the loop's location to the dump file.
6261 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6262 (gimple_duplicate_sese_tail): Remove the check for the latch.
6263 Redirect nexits to the exit block.
6264 Remove handling of the incoming edges to the latch.
6265 Redirect the backedge from the copied latch to the exit bb.
6267 2010-01-28 Michael Matz <matz@suse.de>
6270 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6271 Wrap force_reg into a sequence, emit it before user.
6273 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6275 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6277 (arm_legacy_rev): Likewise.
6278 (thumb_legacy_rev): Likewise.
6280 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6282 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6283 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6284 on MEM's address failed, try avoid_constant_pool_reference and
6285 recurse if it returned something different.
6286 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6287 address, try avoid_constant_pool_reference and recurse if it
6288 returned something different.
6289 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6290 address and avoid_constant_pool_reference returned something
6291 different, don't set have_address.
6293 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6296 * var-tracking.c (val_store): Add modified argument, obey it.
6298 (count_uses): Move down logging of main.
6299 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6300 don't need resolution.
6301 (emit_notes_in_bb): Likewise.
6303 2010-01-27 Richard Guenther <rguenther@suse.de>
6306 * tree-inline.c (remap_decl): Delay remapping of SSA name
6307 default definitions until we need them.
6309 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6311 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6312 (rs6000_delegitimize_address): New function.
6314 * config/s390/s390.c (s390_delegitimize_address): Call
6315 delegitimize_mem_from_attrs.
6318 * tree-inline.c (cannot_copy_type_1): Removed.
6319 (copy_forbidden): Don't forbid copying of functions containing
6320 records/unions with variable length fields.
6322 2010-01-27 Christian Bruel <christian.bruel@st.com>
6326 * config/sh/sh.c (find_barrier): Increase length for non delayed
6327 conditional branches.
6329 2010-01-27 Matthias Klose <doko@ubuntu.com>
6331 * configure.ac (gnu-unique-object): Fix ldd version check.
6332 * configure: Regenerate.
6334 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6336 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6338 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6339 Test for HAVE_GNU_AS value.
6341 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6343 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6344 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6345 INT64_TYPE): Define.
6346 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6347 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6348 INT_LEAST64_TYPE): Define.
6349 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6350 UINT_LEAST64_TYPE): Define.
6351 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6352 INT_FAST64_TYPE): Define.
6353 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6354 UINT_FAST64_TYPE): Define.
6355 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6356 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6357 (SIG_ATOMIC_TYPE): Define.
6359 2010-01-26 Richard Guenther <rguenther@suse.de>
6361 * df-scan.c (df_scan_set_bb_info): Remove assert.
6362 (df_insn_rescan_debug_internal): Merge asserts.
6363 (df_install_ref): Likewise.
6364 (df_mark_reg): Use bitmap_set_range.
6365 (df_hard_reg_used_p): Remove assert.
6366 (df_hard_reg_used_count): Likewise.
6368 2010-01-26 Richard Guenther <rguenther@suse.de>
6370 PR rtl-optimization/42685
6371 * web.c (web_main): Ignore DEBUG_INSNs.
6373 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6375 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6377 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6378 Fix types of fndecl and arglist parameters.
6380 2010-01-26 Richard Guenther <rguenther@suse.de>
6383 * tree-eh.c (unsplit_eh): Skip debug insns.
6385 2010-01-26 Richard Guenther <rguenther@suse.de>
6387 PR tree-optimization/42250
6388 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6390 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6393 * omp-low.c (expand_omp_sections): Only use single_pred if
6394 l2_bb is single_pred_p.
6396 2010-01-25 Christian Bruel <christian.bruel@st.com>
6399 * config/sh/sh.c (find_barrier): Increase length for non delayed
6400 conditional branches.
6401 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6403 2010-01-24 David S. Miller <davem@davemloft.net>
6405 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6406 define if not using GAS.
6407 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6408 Likewise. Delete SECTION_MERGE code, which is only applicable
6411 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6414 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6415 mangling of va_list in system headers.
6417 2010-01-23 Toon Moene <toon@moene.org>
6419 * tree-predcom.c (combine_chains): Return NULL, not false.
6421 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6423 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6424 initialization of variable res to agree with return type.
6426 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6428 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6429 * tree-sra.c: Add include of expr.h.
6431 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6433 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6434 insert the debug stmt on the single non-EH edge from the stmt.
6436 2010-01-22 Richard Henderson <rth@redhat.com>
6439 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6440 the RHS until after generate_subtree_copies has insertted its
6441 code before the current statement.
6443 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6445 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6447 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6449 2010-01-21 Martin Jambor <mjambor@suse.cz>
6451 PR tree-optimization/42585
6452 * tree-sra.c (struct access): New field grp_total_scalarization.
6453 (dump_access): Dump the new field.
6454 (should_scalarize_away_bitmap): New variable.
6455 (cannot_scalarize_away_bitmap): Likewise.
6456 (sra_initialize): Allocate new bitmaps.
6457 (sra_deinitialize): Free new bitmaps.
6458 (create_access_1): New function.
6459 (create_access): Parts moved to create_access_1.
6460 (type_consists_of_records_p): New function.
6461 (completely_scalarize_record): Likewise.
6462 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6463 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6464 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6466 (analyze_all_variable_accesses): Completely scalarize small eligible
6469 2010-01-21 Martin Jambor <mjambor@suse.cz>
6471 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6473 2010-01-21 Andrew Haley <aph@redhat.com>
6475 * gcc.c (process_command): Move lang_specific_driver before
6476 setting cc_libexec_prefix.
6478 2010-01-21 Richard Guenther <rguenther@suse.de>
6481 * fold-const.c (negate_expr_p): Pretend only negative
6482 real constants are easily negatable.
6484 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6485 Jason Merrill <jason@redhat.com>
6487 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6488 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6489 * calls.c (initialize argument_information): Handle it.
6490 * c-common.c (handle_transparent_union_attribute): Use new name.
6491 * c-decl.c (finish_struct): Ditto.
6492 * c-typeck.c (type_lists_compatible_p): Ditto.
6493 (convert_for_assignment): Use new name and also handle record.
6494 * function.c (aggregate_value_p): Handle it.
6495 (pass_by_reference): Ditto.
6496 (assign_parm_data_types): Ditto.
6497 * print-tree.c (print_node): Ditto.
6498 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6499 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6500 * tree.c (first_field): New fn.
6502 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6505 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6506 even when linking statically, for now.
6508 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6511 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6512 without a cselib val.
6513 (count_uses): Accept MO_VAL_SET with no val on stores.
6514 (add_stores): Likewise.
6516 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6518 * var-tracking.c (check_value_val): Add a compile time assertion.
6519 (dv_is_decl_p): Simplify.
6520 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6521 gcc_assert if ENABLE_CHECKING.
6523 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6526 * var-tracking.c: Include tree-flow.h.
6527 (mem_dies_at_call): New.
6528 (dataflow_set_preserve_mem_locs): Use it.
6529 (dataflow_set_remove_mem_locs): Likewise.
6530 (dump_var): Renamed from dump_variable. Adjust all callers.
6531 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6532 * Makefile.in (var-tracking.o): Adjust deps.
6534 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6536 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6538 2010-01-20 Richard Guenther <rguenther@suse.de>
6540 PR tree-optimization/42717
6541 * tree-ssa-dce.c (get_live_post_dom): Remove.
6542 (forward_edge_to_pdom): Take an arbitrary edge to copy
6543 degenerate PHI args from.
6544 (remove_dead_stmt): Use the first post-dominator even if it
6545 does not contain live statements as redirection destination.
6547 2010-01-20 Richard Guenther <rguenther@suse.de>
6549 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6551 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6553 * sel-sched.c (create_speculation_check): Remove set but not used
6555 (try_transformation_cache): Remove set but not used variable ds.
6556 (calculate_privileged_insns): Remove set but not used variables
6557 cur_insn and min_spec_insn.
6558 (find_best_expr): Remove set but not used variable avail_n.
6559 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6561 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6563 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6564 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6567 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6570 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6571 cpu types. Add support for *-sse3 cpu types.
6572 (x86_64-*-*): Ditto.
6574 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6577 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6578 argument, call initializer_constant_valid_p_1 instead of
6579 initializer_constant_valid_p, pass CACHE to it, return NULL
6580 immediately if first call returns NULL.
6581 (initializer_constant_valid_p_1): New function.
6582 (initializer_constant_valid_p): Use it.
6584 2010-01-20 Thomas Quinot <quinot@adacore.com>
6586 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6588 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6590 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6591 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6592 (loc_list_from_tree): Don't handle unsigned division. Handle
6593 signed modulo using DW_OP_{over,over,div,mul,minus}.
6594 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6595 modulo instead of signed.
6597 2010-01-20 DJ Delorie <dj@redhat.com>
6599 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6601 (h8300_emit_stack_adjustment): Propogate it.
6603 (h8300_expand_prologue): Likewise.
6604 (h8300_expand_epilogue): Likewise.
6606 2010-01-19 Michael Matz <matz@suse.de>
6608 PR tree-optimization/41783
6609 * tree-data-ref.c (toplevel): Include flags.h.
6610 (dump_data_dependence_relation): Also dump the inputs if the
6611 result will be unknown.
6612 (split_constant_offset_1): Look through some conversions.
6613 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6614 the offset from last element is too large.
6615 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6616 (reassociate_to_the_same_stmt): Handle vector registers.
6617 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6619 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6620 wide_prolog_niters argument, emit widening instructions.
6621 (vect_do_peeling_for_alignment): Adjust caller, use widened
6622 variant of the iteration cound.
6623 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6625 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6628 * config/arm/neon-testgen.m (emit_automatics): New parameter
6629 features. Adjust for Fixed_return_reg feature.
6630 (test_intrinsic): Call emit_automatics with new feature.
6631 * config/arm/neon.ml: Update copyright years.
6632 (features): New Fixed_return_reg feature.
6633 (ops): Update feature for Vget_low.
6635 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6637 PR tree-optimization/42719
6638 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6642 * fwprop.c (all_uses_available_at): Return false if def_set dest
6643 is a REG that is used in def_insn.
6645 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6647 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6649 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6652 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6654 * target.h (struct gcc_target) <secondary_reload>: Change type
6655 of last argument to secondary_reload_info *.
6657 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6660 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6661 memory references with unaligned offsets. Remove CQImode handling.
6662 (unaligned_memory_operand): Return 1 for memory references with
6663 unaligned offsets. Remove CQImode handling.
6665 2010-01-18 Richard Guenther <rguenther@suse.de>
6668 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6671 2010-01-18 Richard Guenther <rguenther@suse.de>
6673 PR tree-optimization/42781
6674 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6675 restrict processing only if the original variable was artificial.
6677 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6679 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6680 find number of popped argument bytes.
6682 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6683 Fix the text that describes the return value for invalid insns.
6685 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6687 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6688 Clarify what 'cost of the -dependence' is. Fix quoting.
6690 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6691 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6693 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6695 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6696 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6698 2010-01-17 Richard Guenther <rguenther@suse.de>
6701 * function.c (split_complex_args): Take a VEC to modify.
6702 (assign_parms_augmented_arg_list): Build a VEC instead of
6703 a chain of PARM_DECLs.
6704 (assign_parms_unsplit_complex): Take a VEC of arguments.
6705 Do not fixup unmodified parms.
6706 (assign_parms): Deal with the VEC.
6707 (gimplify_parameters): Likewise.
6709 2010-01-17 Richard Guenther <rguenther@suse.de>
6711 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6712 node existence check.
6713 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6714 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6715 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6716 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6717 (gimple_execute_on_growing_pred): Likewise.
6719 2010-01-17 Richard Guenther <rguenther@suse.de>
6721 PR tree-optimization/42773
6722 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6723 (compute_antic_aux): Likewise.
6724 (compute_partial_antic_aux): Likewise.
6726 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6729 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6732 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6734 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6737 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6738 Fix markup for strict argument.
6740 (TARGET_SCHED_REORDER2): Fix argument types.
6742 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6743 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6745 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6746 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6748 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6751 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6752 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6753 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6754 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6755 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6757 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6759 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6761 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6762 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6764 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6766 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6769 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6771 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6772 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6774 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6776 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6778 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6779 referring to it. Fix language.
6781 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6783 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6785 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6787 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6789 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6790 '@var{stream}. Remove stray 'and'.
6792 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6794 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6796 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6798 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6799 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6801 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6802 Fix description of return value.
6803 Rename argument "sz" to "len."
6805 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6806 Clarify meaning of 'true' return value.
6808 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6810 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6811 rep_mode versus mode_rep.
6813 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6815 (TARGET_BUILTIN_DECL): Fix name.
6817 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6819 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6821 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6823 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6825 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6827 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6830 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6831 Rename argument tm_fn to md_fn.
6833 (TARGET_OPTION_PRINT): Fix argument list.
6835 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6838 * config/i386/i386.c (ix86_fixup_binary_operands):
6839 Revert FMA4 fixup of operands.
6841 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6844 * Makefile.in (write_entries_to_file, install-plugin):
6845 Use \012 instead of \n with tr.
6847 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6849 * configure.ac (HAVE_AS_REF): New C macro.
6850 * configure: Regenerate.
6851 * config.in: Likewise.
6852 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6854 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6857 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6859 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6861 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6863 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6865 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6867 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6869 (TARGET_BINDS_LOCAL_P): Fix argument type.
6871 (TARGET_ASM_FILE_END): Use prototype.
6873 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6875 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6877 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6879 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6881 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6882 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6884 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6885 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6887 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6888 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6889 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6890 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6892 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6894 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6896 (TARGET_INIT_BUILTINS): Use prototype.
6898 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6899 Put 'const char *' in braces. Fix parameter types.
6900 (TARGET_INVALID_CONVERSION): Fix parameter types.
6901 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6902 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6904 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6907 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6909 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6911 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6913 * doc/tm.texi (TARGET_HELP): Fix return type.
6915 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6916 in braces. Fix argument types.
6918 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6920 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6922 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6924 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6925 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6927 (TARGET_MANGLE_TYPE): Fix argument types.
6929 (TARGET_IRA_COVER_CLASSES): Use prototype.
6931 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6933 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6935 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6937 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6939 (TARGET_CALLEE_COPIES): Fix argument types.
6941 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6943 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6945 (TARGET_FUNCTION_VALUE): Fix argument types.
6947 (TARGET_RETURN_IN_MSB): Fix argument type.
6949 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6951 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6953 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6955 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6956 agree with return type.
6958 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6960 2010-01-15 Jing Yu <jingyu@google.com>
6962 PR rtl-optimization/42691
6963 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6964 a pseudo to a constant and are merged, and adjust comments.
6966 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6968 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6970 2010-01-15 Richard Guenther <rguenther@suse.de>
6973 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6974 labels of computed or non-local gotos to the destination.
6975 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6976 landing pad label is the first label.
6978 2010-01-15 Richard Guenther <rguenther@suse.de>
6980 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6982 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6985 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6986 to allow generation of the xssqrtdp instruction on power7.
6987 (sqrtdf2_fpr): Ditto.
6989 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6992 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6993 functions with noreturn attribute.
6996 * varasm.c (declare_weak): Add weak attribute to decl if it
6997 doesn't have one already.
6998 (assemble_external): Only add decls to weak_decls if they also
6999 have weak attribute.
7001 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7003 * var-tracking.c (var_reg_delete): Don't delete the association
7004 between REGs and values or one-part variables if the register
7007 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7010 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7011 because its first operand is a non-localized variable.
7013 2010-01-14 Martin Jambor <mjambor@suse.cz>
7015 PR tree-optimization/42706
7016 * tree-sra.c (encountered_recursive_call): New variable.
7017 (encountered_unchangable_recursive_call): Likewise.
7018 (sra_initialize): Initialize both new variables.
7019 (callsite_has_enough_arguments_p): New function.
7020 (scan_function): Call decl and flags check only for IPA-SRA, check
7021 whether there is a recursive call and whether it has enough arguments.
7022 (all_callers_have_enough_arguments_p): New function.
7023 (convert_callers): Look for recursive calls only when
7024 encountered_recursive_call is set.
7025 (ipa_early_sra): Bail out either if
7026 !all_callers_have_enough_arguments_p or
7027 encountered_unchangable_recursive_call.
7029 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7031 * sel-sched.c: Add 2010 to copyright years.
7032 * sel-sched-ir.c: Likewise.
7033 * sel-sched-ir.h: Likewise.
7035 2010-01-14 Martin Jambor <mjambor@suse.cz>
7037 PR tree-optimization/42714
7038 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7039 constructors specially.
7041 2010-01-14 Andi Kleen <ak@linux.intel.com>
7043 * config/i386/drivers-i386.c (detect_caches_intel):
7044 Add l2sizekb parameter and fill in.
7045 (host_detect_local_cpu): Add l2sizekb, fill in.
7046 Add Atom small cache heuristic.
7048 2010-01-14 Andi Kleen <ak@linux.intel.com>
7050 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7051 Add level3 parameter and fill in.
7052 (detect_caches_intel): Handle level3 cache.
7054 2010-01-14 Andi Kleen <ak@linux.intel.com>
7056 * config/i386/drivers-i386.c (host_detect_local_cpu):
7057 Fix core duo detection.
7059 2010-01-14 Andi Kleen <ak@linux.intel.com>
7061 * config/i386/drivers-i386.c (host_detect_local_cpu):
7064 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7066 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7067 (rs6000_variable_issue_1): this. Use...
7068 (rs6000_variable_issue): here. Reimplement. Print debug info.
7070 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7072 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7073 sel_restore_notes. Update all callers. Call reemit_notes
7076 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7078 PR rtl-optimization/42246
7079 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7082 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7084 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7085 all successors is the same as number of successors in current region.
7087 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7089 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7090 to rename is not separable. Otherwise check that its LHS is not NULL.
7092 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7094 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7096 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7098 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7099 available registers when failed to discover LHS register class.
7100 Fix indentation. Update comment.
7102 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7103 Alexander Monakov <amonakov@ispras.ru>
7105 PR rtl-optimization/42389
7106 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7108 (advance_state_on_fence): Likewise.
7109 (sel_target_adjust_priority): Print debug output only when
7110 sched_verbose >= 4, not 2.
7111 (get_expr_cost): Do not issue all unique insns on the next cycle.
7112 (fill_insns): Initialize can_issue_more from the value saved
7114 * sel-sched-ir.c (flist_add): New parameter issue_more.
7115 Init FENCE_ISSUE_MORE with it.
7116 (merge_fences): Likewise.
7117 (init_fences): Update call to flist_add.
7118 (add_to_fences, add_clean_fence_to_fences)
7119 (add_dirty_fence_to_fences): Likewise.
7120 (move_fence_to_fences): Update call to merge_fences.
7121 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7123 * sel-sched-ir.h (struct _fence): New field issue_more.
7124 (FENCE_ISSUE_MORE): New accessor macro.
7126 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7128 PR rtl-optimization/42388
7129 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7130 that have no predecessors nor successors. Do not call move_bb_info
7131 for empty blocks outside of current region.
7133 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7135 PR rtl-optimization/42294
7136 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7137 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7138 originators' originators.
7140 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7142 PR rtl-optimization/39453
7143 PR rtl-optimization/42246
7144 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7146 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7148 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7149 Alexander Monakov <amonakov@ispras.ru>
7152 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7153 (maybe_tidy_empty_bb): ... here. Make static. Add new
7154 argument. Update all callers.
7155 (tidy_control_flow): ... and here. Recompute topological order
7156 of basic blocks in region if necessary.
7157 (sel_redirect_edge_and_branch): Change return type. Return true
7158 if topological order might have been invalidated.
7159 (purge_empty_blocks): Export and move from...
7160 * sel-sched.c (purge_empty_blocks): ... here.
7161 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7162 (maybe_tidy_empty_bb): Delete prototype.
7163 (purge_empty_blocks): Declare.
7165 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7167 PR rtl-optimization/42249
7168 * sel-sched.c (try_replace_dest_reg): When chosen register
7169 and original register is the same, do not bail out early, but
7170 still check all original insns for validity of replacing destination
7171 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7174 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7177 Port from no-undefined-overflow branch:
7178 2009-03-09 Richard Guenther <rguenther@suse.de>
7180 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7182 2010-01-14 Richard Guenther <rguenther@suse.de>
7185 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7187 2010-01-14 Ira Rosen <irar@il.ibm.com>
7189 PR tree-optimization/42709
7190 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7191 as scalar type in creation of constant vector operand.
7193 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7196 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7197 (check-parallel-%): Match `testsuite' directory component only
7200 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7202 PR translation/39521
7203 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7206 2010-01-13 Richard Guenther <rguenther@suse.de>
7208 PR tree-optimization/42730
7209 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7212 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7215 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7216 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7219 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7221 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7222 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7223 ___umulsi3_highpart.
7225 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7226 rather than schedule_insns if the pass is enabled.
7228 2010-01-13 Martin Jambor <mjambor@suse.cz>
7230 PR tree-optimization/42704
7231 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7234 2010-01-13 Martin Jambor <mjambor@suse.cz>
7236 PR tree-optimization/42703
7237 * tree-sra.c (analyze_access_subtree): Check that we can build a
7238 reference to the original data within the aggregate.
7240 2010-01-13 Richard Guenther <rguenther@suse.de>
7242 PR tree-optimization/42705
7243 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7245 2010-01-13 Richard Guenther <rguenther@suse.de>
7248 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7250 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7253 * var-tracking.c (values_to_unmark): New variable.
7254 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7255 values_to_unmark vector. Moved body to...
7256 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7257 instead queue it into values_to_unmark vector.
7258 (vt_find_locations): Free values_to_unmark vector.
7260 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7262 * config/s390/s390.c (override_options): Set
7263 default of max-pending-list-length to 256
7265 2010-01-13 Richard Guenther <rguenther@suse.de>
7268 * tree-pass.h (PROP_gimple_lcx): New.
7269 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7270 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7271 before the final cleanup_eh.
7272 (dump_properties): Dump PROP_gimple_lcx.
7273 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7274 (tree_lower_complex_O0): Remove.
7275 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7276 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7277 tree_lower_complex, schedule TODO_update_ssa.
7278 * lto-streamer-out.c (output_function): Stream the functions
7280 * lto-streamer-in.c (input_function): Likewise.
7281 (lto_read_body): Do not override them here.
7283 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7286 * c-typeck.c (build_c_cast): Fold value cast to union type before
7287 wrapping it in a CONSTRUCTOR.
7289 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7291 PR rtl-optimization/42699
7292 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7295 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7297 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7298 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7299 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7300 SUBTARGET_WARN_UNUSED_SPEC): ... here
7301 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7303 2010-01-12 Julian Brown <julian@codesourcery.com>
7305 * config/arm/neon-schedgen.ml (Utils): Don't try to
7306 open missing module.
7307 (find_with_result): New.
7309 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7312 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7313 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7315 PR tree-optimization/42645
7316 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7317 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7318 decl_map, set processing_debug_stmt to -1 and return name without
7321 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7323 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7324 binutils version, and reword target configuration description.
7326 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7328 * config/avr/avr.h (LINKER_NAME): Remove.
7330 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7333 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7334 that support VSX, warn for -mno-altivec if vsx is not disabled,
7337 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7338 Shujing Zhao <pearly.zhao@oracle.com>
7340 PR translation/42469
7341 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7342 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7343 character between option name and help text.
7344 * c.opt (imultilib): Likewise.
7346 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7348 * lto-streamer-out.c (output_unreferenced_globals): Output static
7351 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7353 PR rtl-optimization/42621
7354 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7355 optimizing for size.
7356 (duplicate_computed_gotos): Remove now-redundant check.
7358 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7361 * configure.ac: Save and restore LDFLAGS and LIBS
7362 * configure: Regenerate.
7364 2010-01-10 Richard Guenther <rguenther@suse.de>
7367 * builtins.c (fold_builtin_strlen): Add type argument and
7368 convert the resulting length to it.
7369 (fold_builtin_1): Adjust.
7371 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7373 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7374 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7376 (num_insns_constant_wide): Adjust for that change.
7378 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7381 * web.c (union_defs): Add used argument, to combine uses of
7383 (entry_register): Adjust type and tests of used argument.
7384 (web_main): Widen used for new use. Pass it to union_defs.
7385 * df.h (union_defs): Adjust prototype.
7387 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7390 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7391 uses in new incoming argument. Free body.
7392 (reset_debug_uses_in_loop): New.
7393 (analyze_insn_to_expand_var): Call the latter if the former found
7394 anything. Fix whitespace. Reject invalid dest overlaps before
7395 going through all insns in the loop.
7397 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7400 * haifa-sched.c (dying_use_p): Debug insns don't count.
7402 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7405 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7406 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7407 (verify_gimple_call): Reject LHS in noreturn calls.
7409 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7413 * tree-vect-loop-manip.c (adjust_info): New type.
7414 (adjust_vec): New pointer to vector.
7415 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7416 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7417 (slpeel_update_phis_for_duplicate_loop): Use them.
7418 (slpeel_update_phi_nodes_for_guard1): Likewise.
7419 (slpeel_update_phi_nodes_for_guard2): Likewise.
7420 (slpeel_tree_peel_loop_to_edge): Likewise.
7421 (vect_update_ivs_after_vectorizer): Likewise.
7423 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7425 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7426 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7428 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7430 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7431 bogus uninitialized warning.
7433 2010-01-09 Richard Guenther <rguenther@suse.de>
7436 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7437 the evolution is compatible with the initial condition.
7439 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7441 * gcc.c (process_command): Update copyright notice dates.
7442 * gcov.c (print_version): Likewise.
7443 * gcov-dump.c (print_version): Likewise.
7444 * mips-tfile.c (main): Likewise.
7445 * mips-tdump.c (main): Likewise.
7447 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7450 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7452 (rotlhi3_8): Delete.
7454 (rotlsi3_8): Delete.
7455 (rotlsi3_16): Delete.
7456 (rotlsi3_24): Delete.
7458 (*rotw<mode>3): New.
7459 (*rotb<mode>3): New.
7460 * config/avr/avr.c (avr_rotate_bytes): New function.
7461 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7463 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7466 * configure.ac: Modify -rdynamic check.
7467 * configure: Regenerate.
7469 2010-01-08 DJ Delorie <dj@redhat.com>
7471 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7472 register popping order.
7474 2010-01-08 Richard Guenther <rguenther@suse.de>
7477 * c.opt (fsigned-char): Also let LTO handle this option.
7478 (funsigned-char): Likewise.
7480 2010-01-07 Richard Guenther <rguenther@suse.de>
7482 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7483 (gimple_op): Likewise.
7484 (gimple_op_ptr): Likewise.
7485 (gimple_assign_set_lhs): Remove gcc_assert.
7486 (gimple_assign_set_rhs1): Likewise.
7487 (gimple_assign_set_rhs2): Likewise.
7488 (gimple_call_set_lhs): Likewise.
7489 (gimple_call_set_fn): Likewise.
7490 (gimple_call_set_fndecl): Likewise.
7491 (gimple_call_fndecl): Likewise.
7492 (gimple_call_return_type): Likewise.
7493 (gimple_call_set_chain): Likewise.
7494 (gimple_call_num_args): Likewise.
7495 (gimple_call_set_arg): Likewise.
7496 (gimple_cond_set_code): Likewise.
7497 (gimple_cond_set_lhs): Likewise.
7498 (gimple_cond_set_rhs): Likewise.
7499 (gimple_cond_set_true_label): Likewise.
7500 (gimple_cond_set_false_label): Likewise.
7501 (gimple_label_set_label): Likewise.
7502 (gimple_goto_set_dest): Likewise.
7503 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7504 (gimple_debug_bind_get_value): Likewise.
7505 (gimple_debug_bind_get_value_ptr): Likewise.
7506 (gimple_debug_bind_set_var): Likewise.
7507 (gimple_debug_bind_set_value): Likewise.
7508 (gimple_debug_bind_reset_value): Likewise.
7509 (gimple_debug_bind_has_value_p): Likewise.
7510 (gimple_return_retval_ptr): Remove gcc_assert.
7511 (gimple_return_retval): Likewise.
7512 (gimple_return_set_retval): Likewise.
7513 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7514 (safe_referenced_var_iterator): Remove.
7515 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7516 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7517 (fill_referenced_var_vec): Remove.
7518 (first_readonly_imm_use): Remove redundant gcc_assert.
7519 (phi_arg_index_from_use): Combine gcc_asserts.
7520 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7521 (first_imm_use_stmt): Remove redundant gcc_assert.
7522 * tree-cfg.c (verify_gimple_call): Verify function and chain
7523 operands. Verify arguments.
7524 (verify_types_in_gimple_stmt): Verify condition code and labels.
7526 2010-01-07 Richard Guenther <rguenther@suse.de>
7528 PR tree-optimization/42641
7529 * sese.c (rename_map_elt_info): Use the SSA name version, do
7532 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7534 PR tree-optimization/42625
7535 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7536 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7538 2010-01-07 Duncan Sands <baldrick@free.fr>
7540 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7542 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7545 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7546 note itself is not function_invariant_p.
7548 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7550 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7551 Do not add the DF_NOTE problem.
7552 * store-motion.c (execute_rtl_store_motion): Likewise.
7554 2010-01-07 Martin Jambor <mjambor@suse.cz>
7556 PR tree-optimization/42157
7557 * tree-sra.c (compare_access_positions): Stabilize sort if both
7558 accesses have integer types, return zero immediately if they are the
7561 2010-01-06 Richard Henderson <rth@redhat.com>
7564 * haifa-sched.c (add_to_note_list): Merge into ...
7565 (concat_note_lists): ... here, and ...
7566 (unlink_other_notes, rm_other_notes): Merge into...
7567 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7568 NOTE_INSN_EPILOGUE_BEG.
7570 2010-01-06 Richard Guenther <rguenther@suse.de>
7572 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7573 not inline regular functions into always-inline functions.
7575 2010-01-06 Nick Clifton <nickc@redhat.com>
7577 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7578 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7580 (OVERRIDE_OPTIONS): Delete.
7581 (OPTIMIZATION_OPTIONS): Define.
7582 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7583 * config/rx/rx.c (rx_handle_option): Issue an error message if
7584 -mcpu=rx200 and -fpu are used together.
7585 (rx_set_optimization_options): New function. Issue an error
7586 message if an optimization attribute attempts to reset the FPU/
7587 math optimization pairing.
7588 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7589 * config/rx/rx.opt: Set the default to 32-bit doubles.
7590 * config/rx/t-rx: Add multilibs for -nofpu option.
7591 * doc/invoke.texi: Update documentation of RX options.
7593 2010-01-06 Richard Guenther <rguenther@suse.de>
7595 * tree-ssa-pre.c (name_to_id): New global.
7596 (alloc_expression_id): Simplify SSA name handling.
7597 (lookup_expression_id): Likewise.
7598 (init_pre): Zero name_to_id.
7599 (fini_pre): Free it.
7601 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7603 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7605 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7608 * config/i386/sse.md (smaxv2di3): New.
7609 (umaxv2di3): Likewise.
7610 (sminv2di3): Likewise.
7611 (uminv2di3): Likewise.
7613 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7616 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7617 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7618 (legitimize_tls_address): Likewise.
7619 (sparc_tls_referenced_p): Likewise.
7620 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7621 and adjust calls to legitimize_pic_address.
7622 (legitimate_constant_p) Use sparc_tls_referenced_p.
7623 (legitimate_pic_operand_p): Likewise.
7624 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7625 (sparc_tls_symbol_ref_1): Delete.
7626 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7627 (legitimize_tls_address): Make static, handle CONST patterns.
7628 (legitimize_pic_address): Make static, remove unused parameter and
7629 adjust recursive calls.
7630 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7631 and adjust call to legitimize_pic_address.
7632 (sparc_output_mi_thunk): Likewise.
7634 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7635 H.J. Lu <hongjiu.lu@intel.com>
7638 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7639 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7640 operands to make them signed.
7643 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7646 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7647 GTU to GT for V4SI and V2DI.
7649 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7650 (umin<mode>3): Removed.
7652 (uminv4si3): Likewise.
7654 2010-01-05 Martin Jambor <mjambor@suse.cz>
7656 PR tree-optimization/42462
7657 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7658 current_function_decl to helper functions and macros.
7660 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7663 * flags.h: Don't include real.h.
7664 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7665 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7666 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7667 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7668 * dominance.c: Update copyright.
7669 * gimple.c (walk_gimple_op): Remove inline.
7670 * tree-ssa-reassoc.c: Include real.h.
7671 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7672 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7674 2010-01-05 Nick Clifton <nickc@redhat.com>
7676 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7677 register to push into the stack frame when the accumulator has to
7678 be saved during interrupts.
7680 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7682 * doc/invoke.texi: Remove the documentation about option
7684 * common.opt (Wunreachable-code): Preserved for backward
7686 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7687 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7688 the backward compatibility flag section.
7690 2010-01-05 Richard Guenther <rguenther@suse.de>
7692 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7694 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7697 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7699 PR tree-optimization/42508
7700 * tree-sra.c (convert_callers): Check for recursive call
7701 by comparing cgraph nodes instead of decls.
7702 (modify_function): Call ipa_modify_formal_parameters also
7703 on all same_body aliases.
7705 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7706 cgraph nodes when checking for same_body aliases.
7708 2010-01-05 Richard Guenther <rguenther@suse.de>
7710 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7711 allocation and lookup.
7712 (get_or_alloc_expr_for_constant): Likewise.
7713 (phi_translate): Sink allocation.
7715 2010-01-04 Richard Guenther <rguenther@suse.de>
7717 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7718 a new entry only if needed.
7719 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7720 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7722 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7724 (phi_translate): Handle CONSTANTs early.
7726 2010-01-04 Martin Jambor <mjambor@suse.cz>
7728 PR tree-optimization/42398
7729 * tree-sra.c (struct access): Removed flag grp_different_types.
7730 (dump_access): Do not dump the removed flag.
7731 (sort_and_splice_var_accesses): Do not set the removed flag.
7732 (sra_modify_expr): Check for type compatibility directly.
7734 2010-01-04 Martin Jambor <mjambor@suse.cz>
7736 PR tree-optimization/42366
7737 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7738 edges with variable number of parameters.
7739 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7740 flag instead of asserting it.
7741 (ipa_read_node_info): Read uses_analysis_done flag.
7743 2010-01-04 Richard Guenther <rguenther@suse.de>
7745 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7746 iterative_hash_* as intended.
7747 (vn_reference_compute_hash): Likewise. Simplify hashing
7749 (vn_reference_lookup_2): Likewise.
7750 (vn_nary_op_compute_hash): Likewise.
7751 (vn_phi_compute_hash): Likewise.
7752 (expressions_equal_p): Remove strange code.
7753 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7754 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7755 (bitmap_insert_into_set_1): Take value-id as parameter.
7756 (add_to_value): Pass it.
7757 (bitmap_insert_into_set): Likewise.
7758 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7760 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7763 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7764 (do_self_spec): For switches with SWITCH_IGNORE set set also
7765 SWITCH_IGNORE_PERMANENTLY.
7766 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7769 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7771 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7772 tree of an unreferenced global var.
7774 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7777 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7778 GTU to GT for V4SI and V2DI.
7780 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7781 (umin<mode>3): Removed.
7783 (uminv4si3): Likewise.
7785 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7788 * collect2.c (main): Turn on trace in collect2 if -v is passed
7791 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7793 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7794 description of expression operand.
7796 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7798 * configure.ac: Add install-html to target_list for Make-hooks.
7799 * configure: Regenerate.
7800 * fortran/Make-lang.in (F95_HTMLFILES): New.
7801 (fortran.html): Use it.
7802 (fortran.install-html): New.
7803 * Makefile.in (install-html): Add lang.install-html.
7804 * java/Make-lang.in (JAVA_HTMLFILES): New.
7805 (java.html): Use it.
7806 (java.install-html): New.
7807 * objc/Make-lang.in (objc.install-html): New.
7808 * objcp/Make-lang.in (obj-c++.install-html): New.
7809 * cp/Make-lang.in (c++.install-html): New.
7810 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7811 * lto/Make-lang.in (lto.install-html): New.
7813 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7816 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7818 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7820 PR rtl-optimization/41862
7821 * store-motion.c (store_killed_in_insn, compute_store_table,
7822 remove_reachable_equiv_notes, replace_store_insn,
7823 build_store_vectors): Ignore all DEBUG_INSNs.
7825 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7828 * common.opt: Add dumpdir.
7830 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7832 (option_map): Add --dumpdir.
7834 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7836 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7838 * opts.c (decode_options): Try dump_dir_name first if
7839 dump_base_name isn't an absolute path.
7840 (common_handle_option): Handle OPT_dumpdir.
7842 * toplev.c (dump_dir_name): New.
7843 (print_switch_values): Also ignore -dumpdir.
7845 * toplev.h (dump_dir_name): New.
7847 2010-01-03 Richard Guenther <rguenther@suse.de>
7849 PR tree-optimization/42589
7850 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7851 double-word expansion of bswap32.
7853 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7855 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7856 with BLOCK_FOR_INSN.
7857 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7858 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7859 noce_process_if_block): Likewise.
7860 * gcse.c (compute_local_properties, insert_expr_in_table,
7861 insert_set_in_table, canon_list_insert, find_avail_set,
7862 pre_insert_copy_insn): Likewise.
7864 * basic-block.h (BLOCK_NUM): Move from here...
7865 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7867 2010-01-03 Richard Guenther <rguenther@suse.de>
7869 PR tree-optimization/42438
7870 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7871 contains_may_not_return_call flag.
7872 (BB_MAY_NOTRETURN): New.
7873 (valid_in_sets): Trapping nary operations are not valid
7874 in blocks that may not return.
7875 (insert_into_preds_of_block): Remove check for trapping expressions.
7876 (compute_avail): Compute also BB_MAY_NOTRETURN.
7878 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7880 * doc/invoke.texi: Add 2010 to copyright years.
7882 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7884 * config/sparc/sparc.c: Fix formatting nits.
7886 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7887 Alexander Monakov <amonakov@ispras.ru>
7889 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7891 2010-01-02 Richard Guenther <rguenther@suse.de>
7894 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7895 (simplify_switch_using_ranges): Mark to be removed edges
7898 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7900 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7902 * collect2.c (scan_libraries): Add missing argument in call to
7905 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7908 * config/alpha/predicates.md (aligned_memory_operand): Return false
7910 (unaligned_memory_operand): Return true for CQImode.
7911 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7912 doesn not cross aligned SImode word boundary.
7914 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7916 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7918 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7919 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7921 2010-01-02 Richard Guenther <rguenther@suse.de>
7924 * toplev.c (compile_file): Emit LTO marker properly. Change
7926 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7928 2010-01-01 Richard Guenther <rguenther@suse.de>
7931 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7933 2010-01-01 Richard Guenther <rguenther@suse.de>
7936 * c-decl.c (grokdeclarator): For zero-size arrays force
7937 structural equality checks as layout_type does.
7939 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7941 * builtins.c: Update copyright to 2010.
7943 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7946 * lto-streamer-out.c (produce_asm): Revert the last change.
7947 (copy_function): Likewise.
7949 * lto-streamer.c (lto_get_section_name): Skip any leading
7952 2010-01-01 Richard Guenther <rguenther@suse.de>
7955 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7959 Copyright (C) 2010 Free Software Foundation, Inc.
7961 Copying and distribution of this file, with or without modification,
7962 are permitted in any medium without royalty provided the copyright
7963 notice and this notice are preserved.