1 2010-04-30 Jan Hubicka <jh@suse.cz>
3 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): New.
4 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
5 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
6 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
7 cgraph_node_set_needs_ltrans_p): Remove.
9 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
11 * sdbout.c: Include vec.h, do not include varray.h.
12 (deferred_global_decls, sdbout_global_decl,
13 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
14 * toplev.c: Do not include varray.h.
15 (dump_memory_report): Do not dump VARRAY statistics.
16 * gengtype.c (open_base_file): Ignore varray.h.
17 * Makefile.in: Update for abovementioned changes.
18 Remove all traces of varray.c and varray.h.
19 * varray.c: Remove file.
20 * varray.h: Remove file.
22 2010-04-30 Jan Hubicka <jh@suse.cz>
24 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
27 2010-04-30 Jan Hubicka <jh@suse.cz>
29 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
32 2010-04-30 Richard Guenther <rguenther@suse.de>
34 * tree-ssa-structalias.c (get_constraint_for_1): Generate
35 constraints for CONSTRUCTOR.
37 2010-04-30 Richard Guenther <rguenther@suse.de>
40 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
41 first after all lowering passes.
43 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
45 * toplev.c: Include varray.h for statistics dumping.
46 * tree.h: Do not declare varray_head_tag.
47 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
48 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
49 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
50 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
51 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
52 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
53 c-common.c, c-common.h, reg-stack.c, basic-block.h,
54 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
56 * Makefile.in: Update for abovementioned changes.
58 2010-04-30 Jakub Jelinek <jakub@redhat.com>
61 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
63 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
65 * config/picochip/picochip.c (picochip_legitimize_address): Define.
66 Use this function to do machine-specific conversion.
67 (picochip_legitimize_reload_address): Likewise.
68 (picochip_legitimate_address_p): Check valid base register only if
70 (picochip_check_conditional_copy): Check for modw only if opnd is
72 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
73 to call the function in c.
74 * config/picochip/picochip-protos.h
75 (picochip_legitimize_reload_address): Define.
76 * config/picochip/picochip.md (supported_compare1): Define.
78 2010-04-30 Jan Hubicka <jh@suse.cz>
80 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
81 (cgraph_global_info): Remove inlined.
82 (LTO_cgraph_tag_names): Remove.
83 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
84 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
85 simplify cgraph tags and document.
86 (lto_output_node): Use only LTO_cgraph_unavail_node and
87 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
88 for_functions_valid, global info, process and output
90 (input_overwrite_node): Initialize estimated stack size and
92 Do not read flags we no longer store.
93 (input_node): Likewise do not read info no longer stored.
94 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
97 2010-04-30 Richard Guenther <rguenther@suse.de>
99 PR tree-optimization/43879
100 * tree-ssa-structalias.c (get_constraint_for_1): Properly
101 handle non-zero initializers.
103 2010-04-30 Richard Guenther <rguenther@suse.de>
105 * builtins.c (fold_builtin_1): Delete free (0).
107 2010-04-29 Jan Hubicka <jh@suse.cz>
109 * gengtype.c (open_base_files): Add lto-streamer.h
110 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
111 (pass_ipa_cp): GGC collect.
112 * toplev. (compile_file): Do not output symbols.
113 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
114 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
115 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
116 * lto-section-in.c: Include ggc.h
117 (lto_new_in_decl_state): Alloc in GGC.
118 (lto_delete_in_decl_state): Likewise.
119 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect.
121 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
124 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
125 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
126 (HONOR_REG_ALLOC_ORDER): Describe new macro.
127 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
128 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
129 account only if HONOR_REG_ALLOC_ORDER is not defined.
130 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
131 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
133 2010-04-29 Jon Grant <04@jguk.org>
135 * collect2.c (vflag): Change type from int to bool.
137 (helpflag): New global bool.
138 (main): Set vflag and debug with boolean, not integer truth
139 values. Accept new "--help" option and output usage text if
141 * collect2.h (vflag): Update prototype.
144 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
147 * plugin.h (flag_plugin_added): Moved out of
148 invoke_plugin_callbacks.
150 2010-04-29 Richard Guenther <rguenther@suse.de>
153 * plugin.h (invoke_plugin_callbacks): Annotate arguments
154 with ATTRIBUTE_UNUSED.
156 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
159 * config/i386/i386.c (get_some_local_dynamic_name): Replace
160 INSN_P with NONDEBUG_INSN_P.
161 (distance_non_agu_define): Likewise.
162 (distance_agu_use): Likewise.
164 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
166 From Dominique d'Humieres <dominiq@lps.ens.fr>
168 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
171 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
173 * plugin.h (invoke_plugin_callbacks): New inline function.
174 * plugin.c (flag_plugin_added): New global flag.
175 (add_new_plugin): Initialize above flag.
176 (invoke_plugin_callbacks): Rename to ...
177 (invoke_plugin_callbacks_full): ... this.
179 2010-04-28 Jan Hubicka <jh@suse.cz>
181 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
182 (lto_varpool_replace_node): New.
183 (lto_symtab_resolve_symbols): Resolve varpool nodes.
184 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
185 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
186 * cgraph.h (varpool_node_ptr): New type.
187 (varpool_node_ptr): New vector.
188 (varpool_node_set_def): New structure.
189 (varpool_node_set): New type.
190 (varpool_node_set): New vector.
191 (varpool_node_set_element_def): New structure.
192 (varpool_node_set_element, const_varpool_node_set_element): New types.
193 (varpool_node_set_iterator): New type.
194 (varpool_node): Add prev pointers, add used_from_other_partition,
196 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
197 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
198 varpool_get_node, varpool_remove_node): Declare.
199 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
200 varpool_node_set_size): New inlines.
201 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
202 * tree-pass.h (varpool_node_set_def): Forward declare.
203 (ipa_opt_pass_d): Summary writting takes vnode sets too.
204 (ipa_write_optimization_summaries): Update prototype.
205 * ipa-cp.c (ipcp_write_summary): Update.
206 * ipa-reference.c (ipa_reference_write_summary): Update.
207 * lto-cgraph.c (lto_output_varpool_node): New static function.
208 (output_varpool): New function.
209 (input_varpool_node): New static function.
210 (input_varpool_1): New function.
211 (input_cgraph): Input varpool.
212 * ipa-pure-const.c (pure_const_write_summary): Update.
213 * lto-streamer-out.c (lto_output): Update, output varpool too.
214 (write_global_stream): Kill WPA hack.
215 (produce_asm_for_decls): Update.
216 (output_alias_pair_p): Handle variables.
217 (output_unreferenced_globals): Output only needed partition of varpool.
218 * ipa-inline.c (inline_write_summary): Update.
219 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
220 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
221 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
222 varpool_node_set_new, varpool_node_set_add,
223 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
224 debug_varpool_node_set): New functions.
225 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
226 (execute_one_pass): Process new decls too.
227 (ipa_write_summaries_2): Pass around vsets.
228 (ipa_write_summaries_1): Likewise.
229 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
231 (ipa_write_optimization_summaries_1): Pass around vsets.
232 (ipa_write_optimization_summaries): Likewise.
233 * varpool.c (varpool_get_node): New.
234 (varpool_node): Update doubly linked lists.
235 (varpool_remove_node): New.
236 (dump_varpool_node): More dumping.
237 (varpool_enqueue_needed_node): Update doubly linked lists.
238 (decide_is_variable_needed): Kill ltrans hack.
239 (varpool_finalize_decl): Kill lto hack.
240 (varpool_assemble_decl): Skip decls in other partitions.
241 (varpool_assemble_pending_decls): Update doubly linkes lists.
242 (varpool_empty_needed_queue): Likewise.
243 (varpool_extra_name_alias): Likewise.
244 * lto-streamer.c (lto_get_section_name): Add vars section.
245 * lto-streamer.h (lto_section_type): Update.
246 (output_varpool, input_varpool): Declare.
248 2010-04-28 Mike Stump <mikestump@comcast.net>
250 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
252 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
254 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
255 record or union type with RECORD_OR_UNION_TYPE_P predicate.
256 (lto_input_ts_type_tree_pointers): Likewise.
257 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
258 (lto_output_ts_type_tree_pointers): Likewise.
260 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
262 Uniquization of constants at the Tree level
263 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
264 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
266 (tree_output_constant_def): Declare.
267 * gimplify.c (gimplify_init_constructor): When using block copy, first
268 uniquize the constant constructor on the RHS.
269 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
270 DECL_IN_CONSTANT_POOL flag.
271 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
272 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
274 (assemble_variable): Deal with symbols belonging to the tree constant
276 (get_constant_section): Add ALIGN parameter and simplify.
277 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
278 (assemble_constant_contents): Use the expression of the VAR_DECL.
279 (output_constant_def_contents): Use the alignment of the VAR_DECL.
280 (tree_output_constant_def): New global function.
281 (mark_constant): Use the expression of the VAR_DECL.
282 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
284 (output_object_block): Likewise and assemble the expression.
286 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
288 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
289 hash_tree, eq_tree): New tree hash table.
290 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
291 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
292 lto_orig_address_remove): Reimplement.
294 2010-04-28 Xinliang David Li <davidxl@google.com>
297 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
298 (compute_uninit_opnds_pos): New function.
299 (is_non_loop_exit_postdominating): New function.
300 (compute_control_dep_chain): New function.
301 (find_pdom): New function.
302 (convert_control_dep_chain_into_preds): New function.
303 (find_predicates): New function.
304 (find_control_equiv_block): New function.
305 (collect_phi_def_edges): New function.
306 (find_def_preds): New function.
307 (find_dom): New function.
308 (dump_predicates): New function.
309 (get_cmp_code): New function.
310 (is_value_included_in): New function.
311 (find_matching_predicate_in_rest_chains): New function.
312 (use_pred_not_overlap_with_undef_path_pred): New function.
313 (is_use_properly_guarded): New function.
314 (normalize_cond_1): New function.
315 (is_and_or_or): New function.
316 (normalize_cond): New function.
317 (is_gcond_subset_of): New function.
318 (is_subset_of_any): New function.
319 (is_or_set_subset_of): New function.
320 (is_and_set_subset_of): New function.
321 (is_norm_cond_subset_of): New function.
322 (is_pred_expr_subset_of): New function.
323 (is_pred_chain_subset_of): New function.
324 (is_included_in): New function.
325 (is_superset_of): New function.
326 (find_uninit_use): New function.
327 (warn_uninitialized_phi): New function.
328 (compute_possibly_undefined_names): New function.
329 (ssa_undefined_value_p): New function.
330 (execute_late_warn_uninitialized): New function.
331 * tree-ssa.c (ssa_undefined_value_p): Removed.
332 (warn_uninit): Changed to extern.
333 (warn_uninitialized_phi): Removed.
334 (warn_uninitialized_vars): Changed to extern.
335 (execute_late_warn_uninitialized): Removed
336 * tree-flow.h: Add new prototypes.
337 * timevar.def: Add new time variable.
338 * Makefile.in: Add new build file.
340 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
342 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
345 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
348 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
350 2010-04-28 Martin Jambor <mjambor@suse.cz>
352 * cgraph.h (struct cgraph_node): New field indirect_calls.
353 (struct cgraph_indirect_call_info): New type.
354 (struct cgraph_edge): Removed field indirect_call. New fields
355 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
356 (cgraph_create_indirect_edge): Declare.
357 (cgraph_make_edge_direct): Likewise.
358 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
359 * ipa-prop.h (struct ipa_param_call_note): Removed.
360 (struct ipa_node_params): Removed field param_calls.
361 (ipa_create_all_structures_for_iinln): Declare.
362 * cgraph.c: Described indirect edges and uids in initial comment.
363 (cgraph_add_edge_to_call_site_hash): New function.
364 (cgraph_edge): Search also among the indirect edges, use
365 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
366 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
367 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
369 (initialize_inline_failed): Assign a reason to indirect edges.
370 (cgraph_create_edge_1): New function.
371 (cgraph_create_edge): Moved some functionality to
372 cgraph_create_edge_1.
373 (cgraph_create_indirect_edge): New function.
374 (cgraph_edge_remove_callee): Add an assert checking for
376 (cgraph_edge_remove_caller): Special-case indirect edges.
377 (cgraph_remove_edge): Likewise.
378 (cgraph_set_edge_callee): New function.
379 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
380 (cgraph_make_edge_direct): New function.
381 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
382 the declaration of the call statement matches.
383 (cgraph_node_remove_callees): Special-case indirect edges.
384 (cgraph_clone_edge): Likewise.
385 (cgraph_clone_node): Clone also the indirect edges.
386 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
387 indirect_call, dump count of indirect_calls edges.
388 * ipa-prop.c (iinlining_processed_edges): New variable.
389 (ipa_note_param_call): Create indirect edges instead of
390 creating notes. New parameter node.
391 (ipa_analyze_call_uses): New parameter node, pass it on to
393 (ipa_analyze_stmt_uses): Likewise.
394 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
395 (print_edge_addition_message): Work on edges rather than on notes.
396 (update_call_notes_after_inlining): Likewise, renamed to
397 update_indirect_edges_after_inlining.
398 (ipa_create_all_structures_for_iinln): New function.
399 (ipa_free_node_params_substructures): Do not free notes.
400 (ipa_edge_duplication_hook): Propagate bits within
401 iinlining_processed_edges bitmap.
402 (ipa_node_duplication_hook): Do not duplicate notes.
403 (free_all_ipa_structures_after_ipa_cp): Renamed to
404 ipa_free_all_structures_after_ipa_cp.
405 (free_all_ipa_structures_after_iinln): Renamed to
406 ipa_free_all_structures_after_iinln.g
407 (ipa_write_param_call_note): Removed.
408 (ipa_read_param_call_note): Removed.
409 (ipa_write_indirect_edge_info): New function.
410 (ipa_read_indirect_edge_info): Likewise.
411 (ipa_write_node_info): Do not stream notes, do stream information
413 (ipa_read_node_info): Likewise.
414 (lto_ipa_fixup_call_notes): Removed.
415 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
416 * ipa-inline.c (pass_ipa_inline): Likewise.
417 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
418 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
419 * tree-inline.c (copy_bb): Removed an unnecessary double check for
421 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
423 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
424 (output_cgraph): Stream also indirect edges.
425 (lto_output_edge): Added capability to stream indirect edges.
426 (input_edge): Likewise.
427 (input_cgraph_1): Likewise.
428 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
431 2010-04-28 Richard Guenther <rguenther@suse.de>
433 PR tree-optimization/43879
434 PR tree-optimization/43909
435 * tree-ssa-structalias.c (struct variable_info): Add
436 only_restrict_pointers flag.
437 (new_var_info): Initialize it. Increment stats.total_vars here.
438 (create_function_info_for): Do not increment stats.total_vars
440 (get_function_part_constraint): Fix build with C++.
441 (insert_into_field_list): Remove.
442 (push_fields_onto_fieldstack): Properly merge fields.
443 (create_variable_info_for): Split and simplify.
444 (create_variable_info_for_1): New piece.
445 (intra_create_variable_infos): Properly make restrict constraints
448 2010-04-28 Richard Guenther <rguenther@suse.de>
451 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
454 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
455 Jan Hubicka <hubicka@ucw.cz>
457 * doc/invoke.texi (-Wsuggest-attribute=const,
458 -Wsuggest-attribute=pure): Document.
459 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
460 (function_always_visible_to_compiler_p,
461 suggest_attribute, warn_function_pure, warn_function_const):
463 (check_call): Improve debug info.
464 (analyze_function): Do not check availability.
465 (add_new_function): Check availability.
466 (propagate): Output warnings.
467 (skip_function_for_local_pure_const): New function.
468 (local_pure_const): Use it; output warnings.
469 * common.opt (Wsuggest-attribute=const,
470 Wsuggest-attribute=pure): New.
472 2010-04-27 Jakub Jelinek <jakub@redhat.com>
474 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
475 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
476 or DW_CFA_def_cfa_offset{,_sf}.
478 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
480 * tree.h: Fix truncated long macros.
482 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
484 * collect2.c (TARGET_64BIT): Redefine to target's default.
486 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
487 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
488 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
489 for underscoring __USER_LABEL_PREFIX__.
490 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
491 (SUB_LINK_ENTRY32): New.
492 (SUB_LINK_ENTRY64): New.
493 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
494 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
495 (SUB_LINK_ENTRY64): New.
496 (SUB_LINK_ENTRY): New.
497 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
498 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
499 x64 target is choosen.
500 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
501 * configure: Regenerated.
502 * configure.ac (leading-mingw64-underscores): Option added.
504 2010-04-27 Jan Hubicka <jh@suse.cz>
506 * doc/invoke.texi (-fipa-profile): Document.
507 * opts.c (decode_options): Enable ipa-profile at -O1.
508 * timevar.def (TV_IPA_PROFILE): Define.
509 * common.opt (fipa-profile): Add.
510 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
512 (cgraph_propagate_frequency): Handle only local ones.
513 * tree-pass.h (pass_ipa_profile): Declare.
514 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
515 (pass_ipa_profile): Use TV_IPA_PROFILE.
516 * ipa.c (ipa_profile): New function.
517 (gate_ipa_profile): Likewise.
518 (pass_ipa_profile): New global variable.
519 * passes.c (pass_ipa_profile): New.
521 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
523 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
525 2010-04-27 Martin Jambor <mjambor@suse.cz>
528 * ipa.c (dissolve_same_comdat_group_list): New function.
529 (function_and_variable_visibility): Call
530 dissolve_same_comdat_group_list when comdat group contains external or
532 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
533 lists are circular and that they contain only DECL_ONE_ONLY nodes.
535 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
537 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
538 (const_hash_1) <VECTOR_CST>: New case.
539 (compare_constant) <VECTOR_CST>: Likewise.
540 <ADDR_EXPR>: Deal with LABEL_REFs.
541 (copy_constant) <VECTOR_CST>: New case.
543 2010-04-27 Jan Hubicka <jh@suse.cz>
545 * cgraph.c (cgraph_propagate_frequency): New function.
546 * cgraph.h (cgraph_propagate_frequency): Declare.
547 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
548 cgraph_propagate_frequency.
550 2010-04-27 Jakub Jelinek <jakub@redhat.com>
552 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
554 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
557 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
558 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
559 here to determine which regs to push and how much stack to reserve.
561 2010-04-27 Jie Zhang <jie@codesourcery.com>
563 * doc/gimple.texi (gimple_statement_with_ops): Remove
564 addresses_taken field.
565 (gimple_statement_with_memory_ops): Likewise.
567 2010-04-27 Jan Hubicka <jh@suse.cz>
569 * tree-inline.c (eni_inlining_weights): Remove.
570 (estimate_num_insns): Special case more builtins.
572 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
575 * c-typeck.c (build_binary_op): Move forward check for comparison
576 pointer with null pointer constant and adjust the diagnostic message.
578 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
581 * configure.ac (gcc_cv_as_section_has_align): Set if installed
582 binutils supports extended .section directive needed by LTO, or
583 warn if older binutils found.
584 (LTO_BINARY_READER): New AC_SUBST'd variable.
585 (LTO_USE_LIBELF): Likewise.
586 * gcc/config.gcc (lto_binary_reader): New target-specific configure
588 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
589 (LTO_USE_LIBELF): Likewise.
590 * configure: Regenerate.
592 * collect2.c (is_elf): Rename from this ...
593 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
594 object files in addition to ELF-formatted ones.
595 (scan_prog_file): Caller updated. Also allow for LTO info marker
596 symbol to be prefixed or not by an extra underscore.
598 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
599 * config/i386/winnt.c: Also #include lto-streamer.h
600 (i386_pe_asm_named_section): Specify 1-byte section alignment for
602 (i386_pe_asm_output_aligned_decl_common): Add comment.
603 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
605 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
608 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
609 Add missing earlyclobber for second alternative.
611 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
613 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
614 bits for artificial defs at the top of the block.
615 * fwprop.c (single_def_use_enter_block): Don't call it.
617 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
620 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
621 instead of "$gcc_cv_objdump -T".
622 Use "-undefined dynamic_lookup" on darwin.
623 * gcc/configure: Regenerate.
625 2010-04-26 Jakub Jelinek <jakub@redhat.com>
628 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
630 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
632 * c-parser.c (struct c_token): Move location field up.
633 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
634 (struct c_declspecs): Convert typespec_word, storage_class, and
635 default_int_p into bitfields.
636 (struct c_declarator): Move loc field up.
638 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
640 * cfgloop.h (struct loop): Move can_be_parallel field up.
641 * ipa-prop.h (struct ip_node_params): Move bitfields up.
642 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
644 (struct iv_cand): Convert pos field into a bitfield.
645 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
647 (struct _stmt_vec_info): Shuffle fields for better packing.
649 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
651 * varasm.c (IN_NAMED_SECTION): Remove guard.
652 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
653 (IN_NAMED_SECTION_P): ...this.
654 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
655 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
657 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
659 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
660 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
661 of shadowing it. Fix comments.
663 2010-04-26 Jan Hubicka <jh@suse.cz>
665 * cgraph.c (cgraph_create_node): Set node frequency to normal.
666 (cgraph_clone_node): Copy function frequency.
667 * cgraph.h (node_frequency): New enum
668 (struct cgraph_node): Add.
669 * final.c (rest_of_clean_state): Update.
670 * lto-cgraph.c (lto_output_node): Output node frequency.
671 (input_overwrite_node): Input node frequency.
672 * tre-ssa-loop-ivopts (computation_cost): Update.
673 * lto-streamer-out.c (output_function): Do not output function
675 * predict.c (maybe_hot_frequency_p): Update and handle functions
677 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
679 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
680 (compute_function_frequency): Set noreturn functions to be executed
682 (choose_function_section): Update.
683 * lto-streamer-in.c (input_function): Do not input function frequency.
684 * function.c (allocate_struct_function): Do not initialize function
686 * function.h (function_frequency): Remove.
687 (struct function): Remove function frequency.
688 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
689 (try_update): Update.
690 * tree-inline.c (initialize_cfun): Do not update function frequency.
691 * passes.c (pass_init_dump_file): Update.
692 * i386.c (ix86_compute_frame_layout): Update.
693 (ix86_pad_returns): Update.
695 2010-04-26 Jie Zhang <jie@codesourcery.com>
697 PR tree-optimization/43833
698 * tree-vrp.c (range_int_cst_p): New.
699 (range_int_cst_singleton_p): New.
700 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
701 when both operands are constants. Use range_int_cst_p in
704 2010-04-26 Jan Hubicka <jh@suse.cz>
706 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
708 2010-04-26 Richard Guenther <rguenther@suse.de>
711 * gimple.c (gimple_decl_printable_name): Deal gracefully
712 with a NULL DECL_NAME.
714 2010-04-26 Richard Guenther <rguenther@suse.de>
717 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
718 if emitting debug information and it is either a function
721 2010-04-26 Ira Rosen <irar@il.ibm.com>
723 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
724 determine if the statement is vectorizable, and a macro to access it.
725 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
726 Skip statements that can't be vectorized. If the analysis fails,
727 mark the statement as unvectorizable if vectorizing basic block.
728 (vect_compute_data_refs_alignment): Likewise.
729 (vect_verify_datarefs_alignment): Skip statements marked as
730 unvectorizable. Add print.
731 (vect_analyze_group_access): Skip statements that can't be
732 vectorized. If the analysis fails, mark the statement as
733 unvectorizable if vectorizing basic block.
734 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
735 * tree-vect-stmts.c (vectorizable_store): Fix the number of
736 generated stmts for SLP.
737 (new_stmt_vec_info): Initialize the new field.
738 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
739 statements marked as unvectorizable.
741 2010-04-25 Joseph Myers <joseph@codesourcery.com>
743 * c-common.c (flag_isoc1x): New.
744 (flag_isoc99): Update comment.
745 * c-common.h (flag_isoc1x): New.
746 (flag_isoc99): Update comment.
747 * c-cppbuiltin.c (builtin_define_float_constants): Also define
748 __<type>_DECIMAL_DIG__.
749 * c-opts.c (set_std_c1x): New.
750 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
751 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
752 * c.opt (-std=c1x, -std=gnu1x): New options.
753 * doc/cpp.texi: Mention -std=c1x.
754 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
755 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
756 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
757 * doc/standards.texi: Mention C1X.
758 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
759 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
760 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
763 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
765 * config/i386/gmon-sol2.c (_mcleanup): Change format string
766 placeholder from 0x%x to %#x.
767 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
768 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
769 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
770 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
771 * config/i386/i386.c (ix86_target_string): Ditto.
772 (output_pic_addr_const): Ditto.
773 (print_operand): Ditto.
775 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
777 * combine.c (find_split_point): Add third argument. Use it
778 to find nested multiply-accumulate instructions. Adjust calls.
779 (try_combine): Adjust call to find_split_point.
781 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
783 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
785 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
787 PR tree-optimization/41442
788 * fold-const.c (merge_truthop_with_opposite_arm): New function.
789 (fold_binary_loc): Call it.
791 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
793 * toplev.c (general_init): Set default for fdiagnostics-show-option.
794 * opts.c (common_handle_option): Allow disabling it.
795 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
797 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
799 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
800 between modes if both types are integral.
802 2010-04-23 Richard Guenther <rguenther@suse.de>
804 PR tree-optimization/43572
805 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
807 2010-04-23 Richard Guenther <rguenther@suse.de>
810 * tree-inline.c (tree_can_inline_p): Also check compatibility
813 2010-04-23 Martin Jambor <mjambor@suse.cz>
815 PR tree-optimization/43846
816 * tree-sra.c (struct access): New flag grp_assignment_read.
817 (build_accesses_from_assign): Set grp_assignment_read.
818 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
819 (enum mark_read_status): New type.
820 (analyze_access_subtree): Propagate grp_assignment_read, create
821 accesses also if both direct_read and root->grp_assignment_read.
823 2010-04-23 Martin Jambor <mjambor@suse.cz>
826 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
827 function does not have type attributes.
829 2010-04-23 Richard Guenther <rguenther@suse.de>
832 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
835 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
837 * sese.h (create_if_region_on_edge): Remove.
839 * sese.c (create_if_region_on_edge): Make static.
841 * tree-inline.c: Do not include ggc.h.
843 * expr.c: Do not include ggc.h.
845 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
848 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
851 * config/sh/sh.c (find_barrier): Don't emit a constant pool
852 in the middle of insns for casesi_worker_2.
854 2010-04-22 David Edelsohn <edelsohn@gnu.org>
856 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
858 2010-04-22 Ira Rosen <irar@il.ibm.com>
860 PR tree-optimization/43842
861 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
862 loop unrolling in update of exit phis. Fix comment.
863 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
864 least two reduction statements in the loop before starting SLP
867 2010-04-22 Nick Clifton <nickc@redhat.com>
869 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
871 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
873 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
876 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
878 * tree-parloops.c (loop_parallel_p): New argument
879 parloop_obstack. Pass it down.
880 (parallelize_loops): New variable parloop_obstack. Initialize it,
881 pass it down, free it.
883 * tree-loop-linear.c (linear_transform_loops): Pass down
886 * tree-data-ref.h (lambda_compute_access_matrices): New argument
887 of type struct obstack *.
889 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
890 scratch_obstack. Initialize it, pass down, free it.
892 * lambda.h (lambda_loop_new): Remove.
893 (lambda_matrix_new, lambda_matrix_inverse)
894 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
895 argument of type struct obstack *.
897 * lambda-trans.c (lambda_trans_matrix_new): New argument
898 lambda_obstack. Pass it down, use obstack allocation for ret.
899 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
902 * lambda-mat.c (lambda_matrix_get_column)
903 (lambda_matrix_project_to_null): Remove.
904 (lambda_matrix_new): New argument lambda_obstack. Use obstack
906 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
909 * lambda-code.c (lambda_loop_new): New function.
910 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
911 (lambda_compute_auxillary_space, lambda_compute_target_space)
912 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
913 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
914 (build_access_matrix): New argument lambda_obstack. Use obstack
916 (lambda_compute_step_signs, lambda_compute_access_matrices): New
917 argument lambda_obstack. Pass it down.
919 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
921 * optabs.h (expand_widening_mult): Declare.
923 2010-04-22 Richard Guenther <rguenther@suse.de>
925 PR tree-optimization/43845
926 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
927 lookup the CALL_EXPR function and arguments.
929 2010-04-22 Nick Clifton <nickc@redhat.com>
931 * config/stormy16/stormy16.c
932 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
933 * config/stormy16/stormy16.h: Tidy up formatting.
934 (DONT_USE_BUILTIN_SETJMP): Remove definition.
935 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
936 (ineqbranchsi): Delete pattern.
937 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
938 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
939 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
940 stormy16-lib2-ucmpsi2.c.
942 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
944 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
945 df_simulate_find_noclobber_defs as appropriate. Keep track of an
946 extra set merge_set_noclobber, and use it to relax the final test
948 * df.h (df_simulate_find_noclobber_defs): Declare.
949 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
951 (df_simulate_find_noclobber_defs): New function.
953 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
955 * config/i386/i386.md: Use {} around multi-line preparation statements.
957 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
959 * c-tree.h (push_init_level, pop_init_level, set_init_index)
960 (process_init_element): New argument of type struct obstack *.
962 * c-typeck.c (push_init_level, pop_init_level, set_designator)
963 (set_init_index, set_init_label, set_nonincremental_init)
964 (set_nonincremental_init_from_string, find_init_member)
965 (output_init_element, output_pending_init_elements)
966 (process_init_element): New argument braced_init_obstack. Pass it
968 (push_range_stack, add_pending_init): New argument
969 braced_init_obstack. Use obstack allocation.
971 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
972 braced_init_obstack. Pass it down.
973 (c_parser_braced_init): New variables ret, braced_init_obstack.
974 Initialize obstack, pass it down and finally free it.
976 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
979 * tree-pass.h (pass_optimize_widening_mul): Declare.
980 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
981 gate_optimize_widening_mul): New static functions.
982 (pass_optimize_widening_mul): New.
983 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
984 <case MULT_EXPR>: Remove support for widening multiplies.
985 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
986 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
987 simplify_gen_unary rather than directly building extensions.
988 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
990 * expmed.c (expand_widening_mult): New function.
991 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
993 2010-04-21 Jan Hubicka <jh@suse.cz>
995 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
996 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
997 * lto-wpa-fixup.c: Remove.
998 * Makefile.in (lto-wpa-fixup.o): Remove.
999 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1000 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1001 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1003 2010-04-21 Jan Hubicka <jh@suse.cz>
1005 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1006 add write_optimization_summary, read_optimization_summary.
1007 (ipa_write_summaries_of_cgraph_node_set): Remove.
1008 (ipa_write_optimization_summaries): Declare.
1009 (ipa_read_optimization_summaries): Declare.
1010 * ipa-cp.c (pass_ipa_cp): Update.
1011 * ipa-reference.c (pass_ipa_reference): Update.
1012 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1013 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1015 * ipa-inline.c (pass_ipa_inline): Update.
1016 * ipa.c (pass_ipa_whole_program): Update.
1017 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1018 * passes.c (ipa_write_summaries_1): Do not test wpa.
1019 (ipa_write_optimization_summaries_1): New.
1020 (ipa_write_optimization_summaries): New.
1021 (ipa_read_summaries): Do not test ltrans.
1022 (ipa_read_optimization_summaries_1): New.
1023 (ipa_read_optimization_summaries): New.
1025 2010-04-21 Jan Hubicka <jh@suse.cz>
1027 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1029 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1031 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1034 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1035 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1037 2010-04-21 Jan Hubicka <jh@suse.cz>
1039 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1041 2010-04-21 Jan Hubicka <jh@suse.cz>
1043 * varpool.c (decide_is_variable_needed): Variable is always needed
1046 2010-04-21 Jan Hubicka <jh@suse.cz>
1048 * opts.c (decode_options): Enable pure-const pass for whopr.
1050 2010-04-21 Jan Hubicka <jh@suse.cz>
1052 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1053 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1055 (cgraph_decide_inlining): Do not expect callee to be removed in all
1058 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1060 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1062 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1065 amdfam10_decode attributes.
1067 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1070 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1071 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1072 (lower_copyprivate_clauses): Use private var in outer
1073 context instead of original var. Make sure the types
1074 are correct for VLAs.
1076 2010-04-21 Richard Guenther <rguenther@suse.de>
1078 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1079 to non-pointer objects.
1081 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1083 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1084 last chain entry if it starts with the still current label.
1085 (add_location_or_const_value_attribute): Check that
1086 loc_list->first->next is NULL instead of comparing ->first with ->last.
1087 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1088 to add_var_loc_to_decl.
1090 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1091 >= 4 add also address size and segment size fields into CIE header.
1093 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1094 long as address size is the same as sizeof (void *) and
1096 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1097 address size or segment size is unexpected, return DW_EH_PE_omit.
1098 (classify_object_over_fdes): If get_cie_encoding returned
1099 DW_EH_PE_omit, return -1.
1100 (init_object): If classify_object_over_fdes returned -1,
1101 pretend there were no FDEs at all.
1103 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1105 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1106 bswap{si,di}2 using SWI48 mode iterator.
1107 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1108 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1109 set modrm attribute of bswap insn to 0 and remove length attribute.
1110 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1111 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1112 set mode attribute to <MODE> and remove length attribute.
1114 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1116 PR rtl-optimization/43520
1117 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1118 zero available registers.
1120 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1122 * builtins.c (fold_builtin_cproj): Fold more cases.
1124 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1126 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1127 (fold_builtin_1): Fold builtin cproj.
1128 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1129 Use ATTR_CONST_NOTHROW_LIST.
1131 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1133 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1134 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1135 ffsi2_no_cmove for !TARGET_CMOVE.
1136 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1137 (ffssi2): Remove expander.
1138 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1140 (ctz<mode>2): Ditto from ctz{si,di}2.
1141 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1143 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1146 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1148 * dwarf2out.c (AT_linkage_name): Define.
1149 (clone_as_declaration): Handle DW_AT_linkage_name.
1150 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1151 of DW_AT_MIPS_linkage_name.
1152 (move_linkage_attr): Likewise.
1153 (dwarf2out_finish): Likewise.
1155 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1158 * fold-const.c (fold_comparison): New folding rule.
1160 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1162 * double-int.h (double_int_setbit): Declare.
1163 * double-int.c (double_int_setbit): New function.
1164 * rtl.h (immed_double_int_const): Declare.
1165 * emit-rtl.c (immed_double_int_const): New function.
1166 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1167 and immed_double_int_const functions.
1168 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1169 expand_copysign_bit): (Ditto.).
1170 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1171 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1172 * dojump.c (prefer_and_bit_test): (Ditto.).
1173 * expr.c (convert_modes, reduce_to_bit_field_precision,
1174 const_vector_from_tree): (Ditto.).
1175 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1177 2010-04-20 Jan Hubicka <jh@suse.cz>
1179 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1180 (dump_cgraph_node): Dump new flags.
1181 * cgraph.h (struct cgraph_node): Add flags
1182 reachable_from_other_partition and in_other_partition.
1183 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1184 other partition can not be removed.
1185 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1186 the other partition must be output; silence sanity checking on
1187 leaking functions bodies from other paritition.
1188 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1189 (lto_output_node): Output new flags; do not sanity check that inline
1190 clones are output; drop lto_forced_extern_inline_p code; do not mock
1191 visibility flags at partition boundaries.
1192 (add_node_to): New function.
1193 (output_cgraph): Use it to sort functions so masters appear before
1195 (input_overwrite_node): Input new flags.
1196 * passes.c (ipa_write_summaries): Do not call
1197 lto_new_extern_inline_states.
1198 * lto-section-out.c (forced_extern_inline,
1199 lto_new_extern_inline_states lto_delete_extern_inline_states,
1200 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1201 * lto-streamer.h (lto_new_extern_inline_states,
1202 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1203 lto_forced_extern_inline_p): Kill.
1205 2010-04-20 Richard Guenther <rguenther@suse.de>
1207 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1208 from vars that can have pointers.
1209 (process_constraint): Dump useless constraints.
1211 2010-04-20 Richard Guenther <rguenther@suse.de>
1213 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1214 (dump_sa_points_to_info): Remove asserts.
1215 (init_base_vars): nothing_id isn't an escape point nor does it
1218 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1220 * tree.h (TYPE_REF_IS_RVALUE): Define.
1221 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1222 should_move_die_to_comdat, prune_unused_types_walk): Handle
1223 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1224 (modified_type_die, gen_reference_type_die): Emit
1225 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1226 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1228 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1231 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1232 calls for -fpic -m31 if they have been sibcall optimized.
1234 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1236 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1237 ar.lc fixed and call-used.
1239 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1241 2010-04-19 Jan Hubicka <jh@suse.cz>
1243 * opts.c (decode_options): Disable whpr incompatible passes.
1244 * lto/lto.c (lto_1_to_1_map): Skip clones.
1245 (read_cgraph_and_symbols): Do not mark everything as needed.
1246 (do_whole_program_analysis): Do map only after optimizing;
1247 set proper cgraph_state; use passmanager.
1249 2010-04-19 DJ Delorie <dj@redhat.com>
1251 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1252 POINTER_PLUS_EXPR and fix them.
1254 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1256 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1257 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1258 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1259 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1260 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1261 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1262 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1263 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1264 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1265 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1266 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1268 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1270 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1271 (check_cond_move_block): Likewise.
1272 (cond_move_process_if_block): Likewise.
1273 (noce_find_if_block): Improve formatting.
1274 (find_if_header): Pass 0 to memset and tweak conditions.
1275 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1277 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1279 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1283 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1284 with non-local decl doesn't need chain.
1286 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1288 * ira-color.c (allocno_reload_assign): Avoid accumulating
1289 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1291 2010-04-19 Martin Jambor <mjambor@suse.cz>
1293 * gimple.h (create_tmp_reg): Declare.
1294 * gimplify.c (create_tmp_reg): New function.
1295 (gimplify_return_expr): Use create_tmp_reg.
1296 (gimplify_omp_atomic): Likewise.
1297 (gimple_regimplify_operands): Likewise.
1298 * tree-dfa.c (make_rename_temp): Likewise.
1299 * tree-predcom.c (predcom_tmp_var): Likewise.
1300 (reassociate_to_the_same_stmt): Likewise.
1301 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1302 (get_replaced_param_substitute): Likewise.
1303 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1304 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1305 * tree-ssa-pre.c (get_representative_for): Likewise.
1306 (create_expression_by_pieces): Likewise.
1307 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1308 (create_tailcall_accumulator): Likewise.
1310 2010-04-19 Martin Jambor <mjambor@suse.cz>
1312 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1314 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1316 2010-04-19 Richard Guenther <rguenther@suse.de>
1318 PR tree-optimization/43796
1319 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1320 from SCEV in the lattice.
1321 (vrp_visit_phi_node): Dump change.
1323 2010-04-19 Richard Guenther <rguenther@suse.de>
1325 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1326 * configure: Re-generated.
1328 2010-04-19 Richard Guenther <rguenther@suse.de>
1330 PR tree-optimization/43783
1331 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1332 constant ARRAY_REF operands two and three if possible.
1334 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1339 2010-04-19 Jie Zhang <jie@codesourcery.com>
1342 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1344 2010-04-19 Ira Rosen <irar@il.ibm.com>
1346 PR tree-optimization/37027
1347 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1348 and macro to access it.
1349 (vectorizable_reduction): Add argument.
1350 (vect_get_slp_defs): Likewise.
1351 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1352 statements for possible use in SLP.
1353 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1354 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1355 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1357 (vectorizable_reduction): Likewise.
1358 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1360 (vectorizable_type_demotion, vectorizable_type_promotion,
1361 vectorizable_store): Likewise.
1362 (vect_analyze_stmt): Update call to vectorizable_reduction.
1363 (vect_transform_stmt): Likewise.
1364 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1365 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1366 from different interleaving chains in same node.
1367 (vect_slp_rearrange_stmts): New function.
1368 (vect_supported_load_permutation_p): Allow load permutations for
1369 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1370 inside SLP nodes if necessary.
1371 (vect_analyze_slp_instance): Handle reductions.
1372 (vect_analyze_slp): Try to build SLP instances originating from groups
1374 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1375 (vect_get_constant_vectors): Create initial vectors for reductions
1376 according to reduction code. Add new argument.
1377 (vect_get_slp_defs): Add new argument, pass it to
1378 vect_get_constant_vectors.
1379 (vect_schedule_slp_instance): Remove SLP tree root statements.
1381 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1383 * tree.h (ENUM_IS_SCOPED): Define.
1384 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1385 for ENUM_IS_SCOPED enums.
1387 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1389 * fold-const.c (fold_comparison): Use ssizetype.
1390 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1391 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1392 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1393 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1395 * tree.h (initialize_sizetypes): Remove parameter.
1396 (build_common_tree_nodes): Remove second parameter.
1397 * stor-layout.c (initialize_sizetypes): Remove parameter.
1398 Always create an unsigned type.
1399 (set_sizetype): Assert that the passed type is unsigned and simplify.
1400 * tree.c (build_common_tree_nodes): Remove second parameter.
1401 Adjust call to initialize_sizetypes.
1402 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1403 build_common_tree_nodes.
1405 2010-04-18 Matthias Klose <doko@ubuntu.com>
1407 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1409 2010-04-18 Ira Rosen <irar@il.ibm.com>
1411 PR tree-optimization/43771
1412 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1413 load permutation doesn't have gaps.
1415 2010-04-18 Jan Hubicka <jh@suse.cz>
1417 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1418 (sse_prologue_save_insn expander): Use new pattern.
1419 (sse_prologue_save_insn1): New pattern and splitter.
1420 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1422 * i386.c (setup_incoming_varargs_64): Do not compute jump
1424 (ix86_gimplify_va_arg): Update alignment needed.
1425 (ix86_local_alignment): Do not align all local arrays to 128bit.
1427 2010-04-17 Jan Hubicka <jh@suse.cz>
1429 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1431 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1433 * arm.md (negdi2): Remove redundant code to force values into a
1436 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1438 * arm/bpabi.S: Add EABI alignment attributes to objects.
1439 * arm/bpabi-v6m.S: Likewise.
1440 * arm/crti.asm: Likewise.
1441 * arm/crtn.asm: Likewise.
1442 * arm/lib1funcs.asm: Likewise.
1443 * arm/libunwind.S: Likewise.
1445 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1447 * arm-protos.h (tune_params): New structure.
1448 * arm.c (current_tune): New variable.
1449 (arm_constant_limit): Delete.
1450 (struct processors): Add pointer to the tune parameters.
1451 (arm_slowmul_tune): New tuning option.
1452 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1453 (all_cores): Adjust to pick up the tuning model.
1454 (arm_constant_limit): New function.
1455 (arm_override_options): Select the appropriate tuning model. Delete
1456 initialization of arm_const_limit.
1457 (arm_split_constant): Use the new constant-limit model.
1458 (arm_rtx_costs): Pick up the current tuning model.
1459 * arm.md (is_strongarm, is_xscale): Delete.
1460 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1461 for Xscale variant architectures.
1462 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1464 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1466 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1468 (arm_rtx_costs_1): Remove unused variable extra_cost.
1469 (arm_unwind_emit_set): Use variable offset.
1470 (thumb1_output_casesi): Remove unused variable flags.
1472 2010-04-16 Jeff Law <law@redhat.com>
1474 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1475 needing assignment rather than doing a two-phase assignment. Remove
1476 unused variable 'm'.
1478 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1481 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1483 2010-04-16 Doug Kwan <dougkwan@google.com>
1485 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1486 (next_operand_entry_id): New static variable.
1487 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1488 (add_to_ops_vec): Assigned unique ID to operand entry.
1489 (struct oecount_s): New field ID.
1490 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1491 (undistribute_ops_list): Assign unique IDs to oecounts.
1492 (init_reassoc): reset next_operand_entry_id.
1494 2010-04-16 Doug Kwan <dougkwan@google.com>
1496 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1497 missing left parenthesis.
1499 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1501 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1502 *btdi_rex64 using SWI48 mode iterator.
1503 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1504 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1505 *jcc_btdi_mask_rex64.
1507 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1509 * double-int.h (tree_to_double_int): Convert to macro.
1510 * double-int.c (tree_to_double_int): Remove.
1512 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1515 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1516 with want_address 2 and in case a single element list might be
1517 possible, call it again with want_address 0.
1519 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1521 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1522 case 'W' print operands for HI mode.
1523 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1524 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1525 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1526 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1528 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1530 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1531 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1532 #xx:3 and #xx:4 mode.
1534 * config/h8300/h8300.md (inverted load with HImode dest): Add
1535 support for H8300SX.
1537 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1538 satisfy 'U' constraint.
1540 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1542 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1543 * configure: Regenerate.
1544 * config.in: Regenerate.
1545 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1548 2010-04-16 Richard Guenther <rguenther@suse.de>
1550 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1551 (struct tree_decl_common): ... here.
1552 (DECL_PT_UID): Adjust.
1553 (SET_DECL_PT_UID): Likewise.
1554 (DECL_PT_UID_SET_P): Likewise.
1556 2010-04-16 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/43572
1559 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1560 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1561 * tree-flow.h (is_call_clobbered): Remove.
1562 * tree-flow-inline.h (is_call_clobbered): Likewise.
1563 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1564 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1565 (execute_return_slot_opt): Adjust.
1566 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1567 check for call clobbered vars here.
1568 (find_tail_calls): Move tailcall verification to the
1571 2010-04-16 Diego Novillo <dnovillo@google.com>
1573 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1575 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1578 * config/arm/arm.md (cbranchqi4): New pattern.
1579 * config/arm/predicates.md (const0_operand,
1580 cbranchqi4_comparison_operator): New predicates.
1582 2010-04-16 Richard Guenther <rguenther@suse.de>
1584 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1585 (dump_gimple_stmt): Likewise.
1587 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1589 * recog.h (struct recog_data): New field is_operator.
1590 (struct insn_operand_data): New field is_operator.
1591 * recog.c (extract_insn): Set recog_data.is_operator.
1592 * genoutput.c (output_operand_data): Emit code to set the
1594 * reload.c (find_reloads): Use it rather than testing for an
1595 empty constraint string.
1598 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1599 If the previous insn is a cbranchsi4_insn with the same arguments,
1600 omit the compare instruction.
1602 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1603 register, inputs must be low registers and we need a low register
1604 scratch. Handle alternative 2 like alternative 3.
1606 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1608 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1609 don't call get_addr on both. If one expression is a VALUE and
1610 the other a REG, check VALUE's locs if the REG isn't among them.
1612 2010-04-16 Christian Bruel <christian.bruel@st.com>
1614 * config/sh/sh.h (sh_frame_pointer_required): New function.
1615 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1616 (flag_omit_frame_pointer) Set.
1617 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1618 (rounded_frame_size): Adjust size with outgoing_args_size.
1619 (sh_set_return_address): Must return from stack pointer.
1620 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1621 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1622 (ACCUMULATE_OUTGOING_ARGS): Define.
1623 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1624 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1626 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1629 * config/sh/sh.c (sh_legitimize_reload_address): Use
1630 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1631 Remove a unneeded check for offset_base.
1633 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1635 * configure: Regenerated.
1637 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1639 * config/s390/s390.c (s390_call_save_register_used): Switch back
1640 to HARD_REGNO_NREGS.
1642 2010-04-15 Richard Guenther <rguenther@suse.de>
1644 * alias.c (alias_set_subset_of): Handle alias-set zero
1647 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1648 Julian Brown <julian@codesourcery.com>
1650 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1651 alternatives according to use of high and low regs.
1652 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1653 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1654 optimizing for size on Thumb-2.
1656 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1658 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1660 2010-04-15 Richard Guenther <rguenther@suse.de>
1662 * tree-ssa-structalias.c (struct variable_info): Add
1664 (new_var_info): Initialize it.
1665 (dump_constraints): Support printing last added constraints.
1666 (debug_constraints): Adjust.
1667 (dump_constraint_graph): Likewise.
1668 (make_heapvar_for): Check for NULL cfun.
1669 (get_function_part_constraint): New function.
1670 (get_fi_for_callee): Likewise.
1671 (find_func_aliases): Properly implement IPA PTA constraints.
1672 (process_ipa_clobber): New function.
1673 (find_func_clobbers): Likewise.
1674 (insert_into_field_list_sorted): Remove.
1675 (create_function_info_for): Properly allocate vars for IPA mode.
1676 Do not use insert_into_field_list_sorted.
1677 (create_variable_info_for): Properly generate constraints for
1678 global vars in IPA mode.
1679 (dump_solution_for_var): Always dump the solution.
1680 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1681 (find_what_var_points_to): Adjust.
1682 (pt_solution_set): Change.
1683 (pt_solution_ior_into): New function.
1684 (pt_solution_empty_p): Export.
1685 (pt_solution_includes_global): Adjust.
1686 (pt_solution_includes_1): Likewise.
1687 (pt_solutions_intersect_1): Likewise.
1688 (dump_sa_points_to_info): Check some invariants.
1689 (solve_constraints): Move constraint dumping ...
1690 (compute_points_to_sets): ... here.
1691 (ipa_pta_execute): ... and here.
1692 (compute_may_aliases): Do not re-compute points-to info
1693 locally if IPA info is available.
1694 (ipa_escaped_pt): New global var.
1695 (ipa_pta_execute): Properly implement IPA PTA.
1696 * tree-into-ssa.c (dump_decl_set): Support dumping
1697 decls not in referenced-vars.
1698 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1699 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1700 (dump_points_to_solution): Likewise.
1701 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1702 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1703 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1704 (copy_decl_to_var): Copy DECL_PT_UID.
1705 (copy_result_decl_to_var): Likewise.
1706 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1707 (copy_node_stat): Copy it.
1708 * tree.h (DECL_PT_UID): New macro.
1709 (SET_DECL_PT_UID): Likewise.
1710 (DECL_PT_UID_SET_P): Likewise.
1711 (struct tree_decl_minimal): Add pt_uid member.
1712 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1713 (pt_solution_empty_p): Declare.
1714 (pt_solution_set): Adjust.
1715 (ipa_escaped_pt): Declare.
1716 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1717 * gimple-pretty-print.c (pp_points_to_solution): New function.
1718 (dump_gimple_call): Dump call clobber/use information.
1719 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1720 * tree-pass.h (TDF_ALIAS): New dump option.
1721 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1722 * doc/invoke.texi (-fipa-pta): Update documentation.
1724 2010-04-15 Richard Guenther <rguenther@suse.de>
1726 * Makefile.in (OBJS-common): Add gimple-fold.o.
1727 (gimple-fold.o): New rule.
1728 * tree.h (maybe_fold_offset_to_reference,
1729 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1731 * gimple.h: ... here.
1732 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1733 may_propagate_address_into_dereference): Move prototypes ...
1734 * gimple.h: ... here.
1735 * tree-ssa-ccp.c (get_symbol_constant_value,
1736 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1737 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1738 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1739 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1740 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1741 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1742 gimplify_and_update_call_from_tree): Move ...
1743 * gimple-fold.c: ... here. New file.
1744 (ccp_fold_builtin): Rename to ...
1745 (gimple_fold_builtin): ... this.
1746 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1748 2010-04-15 Richard Guenther <rguenther@suse.de>
1750 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1751 fit_double_type, force_fit_type_double, add_double_with_sign,
1752 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1753 lrotate_double, rrotate_double, div_and_round_double): Move ...
1754 * double-int.c: ... here.
1755 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1756 add_double, neg_double, mul_double_with_sign, mul_double,
1757 lshift_double, rshift_double, lrotate_double, rrotate_double,
1758 div_and_round_double): Move prototypes ...
1759 * double-int.h: ... here.
1761 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1764 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1765 matching constraints to ensure inputs match the output.
1767 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1770 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1771 in an input-only operand.
1773 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1775 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1776 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1777 (double_int_negative_p): Convert to static inline function.
1778 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1779 (double_int_negative_p): Remove.
1780 * tree.h (lshift_double, rshift_double):
1781 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1782 * fold-const.c (fold_convert_const_int_from_real,
1783 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1784 (lshift_double): Change type of arith argument to bool.
1785 (rshift_double): Change type of arith argument to bool. Correct
1787 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1789 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1792 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1793 at the start and end of the then/else blocks, and omit them from the
1795 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1796 argument; all callers changed. Pass zero to old_insns_match_p instead.
1797 (flow_find_head_matching_sequence): New function.
1798 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1799 * basic-block.h (flow_find_cross_jump,
1800 flow_find_head_matching_sequence): Declare functions.
1802 2010-04-14 Jason Merrill <jason@redhat.com>
1805 * c-common.c (attribute_takes_identifier_p): New fn.
1806 * c-common.h: Declare it.
1808 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1810 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1812 (*udivmod<mode>4): Ditto.
1814 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/i386.md (maxmin_int): Rename code attribute from
1817 maxminiprefix and update all users.
1818 (maxmin_float): Ditto from maxminfprefix.
1819 (logic): Ditto from logicprefix.
1820 (absneg_mnemonic): Ditto from absnegprefix.
1821 * config/i386/mmx.md: Update all users of maxminiprefix,
1822 maxminfprefix and logicprefix for rename.
1823 * config/i386/sse.md: Ditto.
1824 * config/i386/sync.md (sync_<code><mode>): Update for
1827 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1830 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1831 warnings converted to errors.
1833 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1835 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1836 used insn_type variable.
1837 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1838 to avoid set-but-not-used warning.
1840 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1842 * df-core.c (df_ref_debug): Change format string placeholder
1844 * dwarf2asm.c (dw2_asm_output_data_raw,
1845 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1846 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1847 * dwarf2out.c (output_cfi, output_cfi_directive,
1848 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1849 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1851 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1852 * print-rtl.c (print_rtx): Ditto.
1854 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1857 * builtins.c (expand_builtin_pow_root): New function to expand pow
1858 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1859 series of sqrt and cbrt calls under -ffast-math.
1860 (expand_builtin_pow): Call it.
1862 2010-04-14 Michael Matz <matz@suse.de>
1864 PR tree-optimization/42963
1865 * tree-cfg.c (touched_switch_bbs): New static variable.
1866 (group_case_labels_stmt): New function broken out from ...
1867 (group_case_labels): ... here, use the above.
1868 (start_recording_case_labels): Allocate touched_switch_bbs.
1869 (end_recording_case_labels): Deallocate it, call
1870 group_case_labels_stmt.
1871 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1873 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1875 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1878 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1882 2010-04-13 Jan Hubicka <jh@suse.cz>
1884 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1885 of optimized out static functions.
1886 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1887 cost computation. Also sanity check for overflows.
1888 (update_caller_keys): Update cgraph_edge_badness call; properly
1889 update fibheap and sanity check that it is up to date.
1890 (add_new_edges_to_heap): Update cgraph_edge_badness.
1891 (cgraph_decide_inlining_of_small_function): Likewise;
1892 add sanity checking that badness in heap is up to date;
1893 improve dumping of reason; Update badness of calls to the
1894 offline copy of function currently inlined; dump badness
1895 of functions not inlined because of unit growth limits.
1897 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1900 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1901 because of sign-extension change when converting to sizetype here...
1902 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1904 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1905 the folding to constants. Remove redundant final conversion.
1906 (fold_binary) <associate>: Do not associate if the re-association of
1907 constants alone overflows.
1908 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1909 to the end of the list.
1910 (multiple_of_p) <COND_EXPR>: New case.
1912 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1914 * opt-functions.awk (opt_sanitized_name): New.
1916 * optc-gen.awk: Use it
1917 * opth-gen.awk: Use it.
1919 2010-04-13 Martin Jambor <mjambor@suse.cz>
1921 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1922 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1923 children. Call replace_uses_with_default_def_ssa_name to handle
1926 2010-04-13 Michael Matz <matz@suse.de>
1929 * builtins.c (expand_builtin_interclass_mathfn): Also create
1930 a register if the predicate doesn't match.
1932 2010-04-13 Diego Novillo <dnovillo@google.com>
1934 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1935 * c-pch.c: Include timevar.h.
1936 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1937 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1938 * ggc-common.c: Include timevar.h.
1939 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1940 * timevar.def (TV_PCH_SAVE): Define.
1941 (TV_PCH_CPP_SAVE): Define.
1942 (TV_PCH_PTR_REALLOC): Define.
1943 (TV_PCH_PTR_SORT): Define.
1944 (TV_PCH_RESTORE): Define.
1945 (TV_PCH_CPP_RESTORE): Define.
1947 2010-04-13 Michael Matz <matz@suse.de>
1949 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1951 (can_reassociate_p): New function.
1952 (break_up_subtract_bb, reassociate_bb): Use it.
1954 2010-04-13 Richard Guenther <rguenther@suse.de>
1957 * builtins.c (c_readstr): Fix assert.
1959 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1962 when generating cltd insn.
1964 (*ashl<mode>3_1): Remove special handling for register operand 2.
1965 (*ashlsi3_1_zext): Ditto.
1966 (*ashlhi3_1): Ditto.
1967 (*ashlhi3_1_lea): Ditto.
1968 (*ashlqi3_1): Ditto.
1969 (*ashlqi3_1_lea): Ditto.
1970 (*<shiftrt_insn><mode>3_1): Ditto.
1971 (*<shiftrt_insn>si3_1_zext): Ditto.
1972 (*<shiftrt_insn>qi3_1_slp): Ditto.
1973 (*<rotate_insn><mode>3_1): Ditto.
1974 (*<rotate_insn>si3_1_zext): Ditto.
1975 (*<rotate_insn>qi3_1_slp): Ditto.
1977 2010-04-13 Richard Guenther <rguenther@suse.de>
1979 * tree-ssa-structalias.c (callused_id): Remove.
1980 (call_stmt_vars): New.
1981 (get_call_vi): Likewise.
1982 (lookup_call_use_vi): Likewise.
1983 (lookup_call_clobber_vi): Likewise.
1984 (get_call_use_vi): Likewise.
1985 (get_call_clobber_vi): Likewise.
1986 (make_transitive_closure_constraints): Likewise.
1987 (handle_const_call): Adjust to do per-call call-used handling.
1988 (handle_pure_call): Likewise.
1989 (find_what_var_points_to): Remove general callused handling.
1990 (init_base_vars): Likewise.
1991 (init_alias_vars): Initialize call_stmt_vars.
1992 (compute_points_to_sets): Process call-used and call-clobbered
1993 vars for call statements.
1994 (delete_points_to_sets): Free call_stmt_vars.
1996 2010-04-13 Richard Guenther <rguenther@suse.de>
1998 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1999 Only add RW dependence for dependence distance zero.
2000 Adjust maximal vectorization factor according to dependences.
2001 Move alignment handling ...
2002 (vect_find_same_alignment_drs): ... here. New function.
2003 (vect_analyze_data_ref_dependences): Adjust.
2004 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2005 (vect_analyze_data_refs): Adjust minimal vectorization factor
2006 according to data references.
2007 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2008 dependences before determining the vectorization factor.
2009 Analyze alignment after determining the vectorization factor.
2010 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2011 dependences before alignment.
2012 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2014 (vect_analyze_data_refs): Likewise.
2015 (MAX_VECTORIZATION_FACTOR): New define.
2017 2010-04-13 Duncan Sands <baldrick@free.fr>
2019 * except.h (lang_eh_type_covers): Remove.
2020 * except.c (lang_eh_type_covers): Likewise.
2022 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2023 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2025 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2026 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2027 UNITS_PER_LONG where it is ABI relevant.
2028 (s390_return_addr_rtx): Likewise.
2029 (s390_back_chain_rtx): Likewise.
2030 (s390_frame_area): Likewise.
2031 (s390_frame_info): Likewise.
2032 (s390_initial_elimination_offset): Likewise.
2033 (save_gprs): Likewise.
2034 (s390_emit_prologue): Likewise.
2035 (s390_emit_epilogue): Likewise.
2036 (s390_function_arg_advance): Likewise.
2037 (s390_function_arg): Likewise.
2038 (s390_va_start): Likewise.
2039 (s390_gimplify_va_arg): Likewise.
2040 (s390_function_profiler): Likewise.
2041 (s390_optimize_prologue): Likewise.
2042 (s390_rtx_costs): Likewise.
2043 (s390_secondary_reload): Likewise.
2044 (s390_promote_function_mode): Likewise.
2045 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2046 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2047 registers available.
2048 (s390_unwind_word_mode): New function.
2049 (s390_function_value): Split 64 bit values into register pair if
2050 used as return value.
2051 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2052 function call parameters. Handle parallels.
2053 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2054 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2055 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2056 (s390_expand_setmem): Remove unused variable src_addr.
2057 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2058 deal with 64 bit registers.
2059 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2060 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2061 (UNITS_PER_LONG): New macro.
2062 * libjava/include/s390-signal.h: Define extended ucontext
2063 structure containing the upper halfs of the 64 bit registers.
2065 2010-04-13 Simon Baldwin <simonb@google.com>
2067 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2069 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2071 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2072 rvalue on the RHS if the LHS is of a non-renamable type.
2073 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2075 2010-04-13 Matthias Klose <doko@ubuntu.com>
2077 * gcc.c (cc1_options): Handle -iplugindir before processing
2078 the cc1 spec. Only add -iplugindir once.
2079 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2081 * common.opt (iplugindir): Remove `Separate' property, initialize.
2082 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2084 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2085 (distclean): Remove plugin dir.
2086 * doc/invoke.texi: Document -iplugindir.
2088 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2090 * doc/plugins.texi (Loading Plugins): Document short
2091 -fplugin=foo option.
2092 (Plugin API): Mention default_plugin_dir_name function.
2094 * gcc.c (find_file_spec_function): Add new declaration.
2095 (static_spec_func): Use it for "find-file".
2096 (find_file_spec_function): Add new function.
2097 (cc1_options): Add -iplugindir option if -fplugin* options found.
2099 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2101 * plugin.c (add_new_plugin): Updated comment, and handle short
2103 (default_plugin_dir_name): Added new function.
2105 * common.opt (iplugindir): New option to set the plugin directory.
2107 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2109 * config/i386/i386.md (any_rotate): New code iterator.
2110 (rotate_insn): New code attribute.
2112 (SWIM124): New mode iterator.
2113 (<rotate_insn>ti3): New expander.
2114 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2115 any_rotate code iterator.
2116 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2117 using any_rotate code iterator and SWIM124 mode iterator.
2118 (ix86_rotlti3): New insn_and_split pattern.
2119 (ix86_rotrti3): Ditto.
2120 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2121 ix86_rotl{di,ti}3 patterns.
2122 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2123 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2124 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2125 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2126 code iterator and SWI mode iterator.
2127 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2128 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2130 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2131 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2132 (bswap rotatert splitter): Add splitter.
2133 (bswap splitter): Macroize splitter using any_rotate code iterator.
2134 Add insn predicate to split only for TARGET_USE_XCHGB or when
2135 optimizing function for size.
2137 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2139 * config/pa/pa.c (emit_move_sequence): Remove use of
2140 deleted variable flag_argument_noalias.
2142 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2144 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2146 Add to unsupported targets list.
2147 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2148 sparc*-sun-solaris2.[567]* from target lists.
2149 * configure: Regenerate.
2150 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2152 Remove Solaris 7 patch references.
2153 (Specific, sparc-sun-solaris2.7): Removed.
2154 (sparc-sun-solaris2*): Update Solaris 7 example.
2155 (sparc64-*-solaris2*): Likewise.
2157 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2159 * config.build (alpha*-dec-osf4*): Remove.
2160 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2161 of obsolete configurations.
2162 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2164 * config/alpha/t-osf4: Renamed to ...
2165 * config/alpha/t-osf5: ... this.
2166 * config/alpha/osf.h: Renamed to ...
2167 * config/alpha/osf5.h: ... this.
2168 Merged old osf5.h contents.
2170 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2171 (EXTRA_SPECS): Removed.
2172 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2173 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2176 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2178 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2180 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2183 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2184 __thiscall convention.
2186 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2188 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2190 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2192 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2194 * function.c (assign_parms_initialize_all): Add unused attribute
2197 2010-04-12 Richard Guenther <rguenther@suse.de>
2199 * gsstruct.def (GSS_CALL): New.
2200 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2201 * gimple.h: Include tree-ssa-alias.h.
2202 (struct gimple_statement_call): New.
2203 (union gimple_statement_struct_d): Add gimple_call member.
2204 (gimple_call_reset_alias_info): Declare.
2205 (gimple_call_use_set): New function.
2206 (gimple_call_clobber_set): Likewise.
2207 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2208 * gimple.c (gimple_call_reset_alias_info): New function.
2209 (gimple_build_call_1): Call it.
2210 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2211 * tree-inline.c (remap_gimple_stmt): Likewise.
2212 (expand_call_inline): Remove callused handling.
2213 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2214 * tree-dfa.c (dump_variable): Likewise.
2215 * tree-parloops.c (parallelize_loops): Likewise.
2216 * tree-ssa.c (init_tree_ssa): Likewise.
2217 (delete_tree_ssa): Likewise.
2218 * tree-flow-inline.h (is_call_used): Remove.
2219 * tree-flow.h (struct gimple_df): Remove callused member.
2220 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2221 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2222 (ref_maybe_used_by_call_p_1): Simplify.
2223 (call_may_clobber_ref_p_1): Likewise.
2224 * tree-ssa-structalias.c (compute_points_to_sets): Set
2225 the call stmt used and clobbered sets.
2226 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2227 (find_tail_calls): Verify the tail call.
2229 2010-04-12 Richard Guenther <rguenther@suse.de>
2231 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2232 single-iteration always-inline inlining.
2233 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2234 (cgraph_decide_inlining): Do not handle always-inline specially.
2235 (try_inline): Remove always-inline cycle detection special case.
2236 Do not recurse on always-inlines.
2237 (cgraph_early_inlining): Do not iterate if not optimizing.
2238 (cgraph_gate_early_inlining): remove.
2239 (pass_early_inline): Run unconditionally.
2240 (gate_cgraph_decide_inlining): New function.
2241 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2242 not inlining or optimizing.
2243 (cgraph_decide_inlining_of_small_functions): Also consider
2244 always-inline functions.
2245 (cgraph_default_inline_p): Return true for nodes which should
2246 disregard inline limits.
2247 (estimate_function_body_sizes): Assume zero size and time for
2248 nodes which are marked as disregarding inline limits.
2249 (cgraph_decide_recursive_inlining): Do not perform recursive
2250 inlining on always-inline nodes.
2252 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2255 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2256 for exprs satisfying handled_component_p.
2258 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2260 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2261 non-constant aggregate elements.
2263 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2264 is a real initialization.
2266 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2269 * c-decl.c (start_function): Move forward check for nested function.
2271 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2273 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2274 * config/sh/sh.c: Include reload.h.
2275 (sh_legitimize_reload_address): New.
2276 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2277 sh_legitimize_reload_address.
2279 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2281 * config/sh/sh.md (*movqi_pop): New insn pattern.
2282 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2284 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/i386.md (any_shiftrt): New code iterator.
2287 (shiftrt_insn): New code attribute.
2289 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2290 using any_shiftrt code iterator.
2291 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2292 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2293 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2294 pattern from corresponding peephole2 patterns.
2295 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2296 using any_shiftrt code iterator.
2297 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2298 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2299 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2300 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2301 *{ashr,lshr}<mode>3_cmp_zext.
2302 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2304 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2308 (*lshr<mode>3_cconly): Ditto.
2310 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2313 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2314 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2315 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2317 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2318 from corresponding peephole2 patterns.
2319 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2320 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2321 and *lshrdi3_1_rex64 using SWI mode iterator.
2322 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2323 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2324 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2325 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2326 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2327 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2328 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2329 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2330 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2333 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2336 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2337 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2338 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2340 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2341 from corresponding peephole2 patterns.
2342 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2343 (ashrsi3_cvt): Rename from ashrsi3_31.
2344 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2345 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2346 and x86_64_shift_adj_3 using SWI48 mode iterator.
2347 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2348 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2349 and *ashrdi3_1_rex64 using SWI mode iterator.
2350 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2351 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2352 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2353 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2354 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2355 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2356 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2357 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2358 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2360 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2361 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2362 x86_shift<mode>_adj_3 expanders.
2364 2010-04-10 Wei Guozhi <carrot@google.com>
2367 * config/arm/arm.c (arm_pic_static_addr): New function.
2368 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2370 (arm_output_addr_const_extra): Output expression for new pattern.
2371 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2373 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2375 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2378 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2379 * web.c: Include "insn-config.h" and "recog.h".
2380 (union_match_dups): New function.
2381 (web_main): Call it.
2382 (union_defs): Don't try to recognize match_dups.
2384 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2385 if doing so would replace the entire pattern.
2387 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2391 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2392 and splitter pattern. Change splitter operand 1 predicate to
2395 2010-04-09 Martin Jambor <mjambor@suse.cz>
2397 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2398 lattices are addresses of CONST_DECLs with the same initial value.
2399 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2400 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2402 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2403 Bernd Schmidt <bernds@codesourcery.com>
2405 * loop-invariant.c (replace_uses): New static function.
2406 (move_invariant_reg): Use it to ensure we can replace the uses.
2408 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2410 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2412 (picochip_override_options): Enable section anchors only above -O1.
2413 (picochip_reorg): Fixed a couple of build warnings.
2415 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2417 * configure.ac (plugin -rdynamic test): Log result.
2418 * configure: Regenerate.
2419 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2420 (RDYNAMIC_SPEC): Define.
2421 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2423 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2425 * configure.ac: Determine Sun ld version numbers.
2426 (comdat_group): Restrict GNU ld version checks to gld.
2427 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2428 (enable_comdat): Support --enable-comdat.
2429 * configure: Regenerate.
2430 * doc/install.texi (Configuration): Document --enable-comdat.
2432 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2434 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2435 * config/sol2-gld.h: ... here.
2436 * config.gcc (sparc*-*-solaris2*): Reflect this.
2437 (i[34567]86-*-solaris2*): Use it.
2439 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2441 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2443 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2445 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2448 * diagnostic.c (diagnostic_initialize): Initialize
2449 some_warnings_are_errors.
2450 (diagnostic_finish): New.
2451 (diagnostic_action_after_output): Call it before exiting.
2452 (diagnostic_report_diagnostic): Do not print message here. Set
2453 some_warnings_are_errors.
2454 * diagnostic.h (diagnostic_context): Delete
2455 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2456 (diagnostic_finish): Declare.
2457 * toplev.c (toplev_main): Call it before exit.
2459 2010-04-09 Jason Merrill <jason@redhat.com>
2462 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2463 for incomplete type.
2466 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2467 based on a warning flag.
2469 2010-04-09 Richard Guenther <rguenther@suse.de>
2471 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2473 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2476 * varasm.c (default_assemble_visibility): Wrap vars that are
2477 set, but unused, by targets without GAS.
2478 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2479 Remove set, but unused, vars.
2480 (rs6000_legitimize_tls_address): Likewise.
2481 (altivec_expand_dst_builtin): Likewise.
2482 * config/darwin.c (machopic_classify_symbol): Likewise.
2483 (machopic_indirection_name): Likewise.
2485 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2487 * config/i386/i386.md (DWI): New mode iterator.
2488 (S): New mode attribute.
2489 (shift_operand): Ditto.
2490 (shift_immediate_operand): Ditto.
2491 (ashl_input_operand): Ditto.
2492 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2493 using SDWIM mode iterator.
2494 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2495 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2497 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2498 from corresponding peephole2 patterns.
2499 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2500 and x86_64_shift_adj_1 using SWI48 mode iterator.
2501 (x86_shift<mode>_adj_2): Ditto.
2502 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2503 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2504 using SWI48 mode iterator.
2505 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2506 *ashldi3_cmp_rex64 using SWI mode iterator.
2507 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2508 *ashldi3_cconly_rex64 using SWI mode iterator.
2509 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2510 x86_shift<mode>_adj_{1,2}.
2511 (ix86_split_ashr): Ditto.
2512 (ix86_split_lshr): Ditto.
2514 2010-04-09 Richard Guenther <rguenther@suse.de>
2516 * target.h (builtin_conversion): Pass in input and output types.
2517 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2518 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2519 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2520 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2522 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2524 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2526 2010-04-09 Richard Guenther <rguenther@suse.de>
2529 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2531 2010-04-09 Richard Guenther <rguenther@suse.de>
2533 * tree-vectorizer.h (struct _stmt_vec_info): Document
2534 that vectype is the type of the LHS.
2535 (supportable_widening_operation, supportable_narrowing_operation):
2536 Get both input and output vector types as arguments.
2537 (vect_is_simple_use_1): Declare.
2538 (get_same_sized_vectype): Likewise.
2539 * tree-vect-loop.c (vect_determine_vectorization_factor):
2540 Set STMT_VINFO_VECTYPE to the vector type of the def.
2541 (vectorizable_reduction): Adjust.
2542 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2543 Adjust. Specify the output vector type.
2544 (vect_pattern_recog_1): Adjust.
2545 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2546 (vectorizable_call): Adjust.
2547 (vectorizable_conversion): Likewise.
2548 (vectorizable_operation): Likewise.
2549 (vectorizable_type_demotion): Likewise.
2550 (vectorizable_type_promotion): Likewise.
2551 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2553 (vect_is_simple_use_1): New function.
2554 (supportable_widening_operation): Get both input and output
2556 (supportable_narrowing_operation): Likewise.
2557 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2559 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2561 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2562 __thiscall and _thiscall as predefined macros.
2563 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2564 thiscall attribute handling.
2565 (ix86_comp_type_attributes): Likewise.
2566 (ix86_function_regparm): Likewise.
2567 (ix86_return_pops_args): Likewise.
2568 (init_cumulative_args): Likewise.
2569 (find_drap_reg): Likewise.
2570 (ix86_static_chain): Likewise.
2571 (x86_this_parameter): Likewise.
2572 (x86_output_mi_thunk): Likewise.
2573 (ix86_attribute_table): Add description for thiscall attribute.
2574 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2575 * doc/extend.texi: Add documentation for thiscall.
2577 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2580 * c.opt (Wint-to-pointer-cast): Available in C++.
2581 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2583 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2585 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2586 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2587 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2588 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2589 function type instead. Reorder and simplify checks.
2591 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2593 2010-04-08 Jing Yu <jingyu@google.com>
2594 Zdenek Dvorak <ook@ucw.cz>
2596 PR tree-optimization/42720
2597 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2598 loop unswitch conditions here from ...
2599 (tree_unswitch_single_loop): ... here.
2601 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2603 * tree-if-conv.c: Fix comments and simplify logic.
2605 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2607 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2608 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2609 (main_tree_if_conversion): Update call to tree_if_conversion.
2611 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2614 * doc/invoke.texi (-b,-V): Delete.
2615 * doc/tm.texi: Do not mention -b.
2616 * gcc.c (display_help): Delete -b and -V.
2617 (process_command): Delete -b and -V.
2618 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2620 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2621 Wolfgang Gellerich <gellerich@de.ibm.com>
2623 Implement target hook for loop unrolling
2624 * target.h (loop_unroll_adjust): Add a new target hook function.
2625 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2626 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2627 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2628 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2629 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2631 (decide_unroll_stupid): Likewise.
2633 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2636 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2638 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2640 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2641 (Specific, *-*-solaris2*): Likewise.
2642 Don't prefer Sun as over GNU as.
2644 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2646 * config/s390/s390.c (override_options): Adjust the z10
2647 defaults for max-unroll-times, max-completely-peeled-insns
2648 and max-completely-peel-times.
2650 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2652 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2653 instructions for z10.
2654 (s390_expand_setmem): Likewise.
2655 (s390_expand_cmpmem): Likewise.
2657 2010-04-08 Richard Guenther <rguenther@suse.de>
2659 PR tree-optimization/43679
2660 * tree-ssa-pre.c (eliminate): Only propagate copies.
2662 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2665 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2666 set but not used variable warning.
2668 2010-04-08 Wei Guozhi <carrot@google.com>
2671 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2672 (arm_size_rtx_costs): Call the new function when optimized for size.
2674 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2677 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2678 op0 is not a MEM, just return NULL instead of assertion
2680 (discover_nonconstant_array_refs): Don't walk debug stmts.
2682 2010-04-08 Doug Kwan <dougkwan@google.com>
2684 * configure.ac: Recognize gold and do not use its version number
2685 to test ld features.
2686 * configure: Regenerate.
2688 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2691 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2692 (negate_value): Move code to push elements to broken_up_substracts ...
2693 (eliminate_plus_minus_pair): ... here. Push operands that have no
2694 negative pair to plus_negates.
2695 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2697 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2699 * doc/install.texi (Configuration): Move description of
2700 --enable-lto, --with-libelf*, --enable-gold from Java section to
2703 * doc/generic.texi (Working with declarations)
2704 (Function Properties, C and C++ Trees): Fix typos.
2705 * doc/sourcebuild.texi (Top Level): Likewise.
2707 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2710 * tree.h (DECL_READ_P): Define.
2711 (struct tree_decl_common): Add decl_read_flag.
2712 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2713 a set but not used warning.
2714 (merge_decls): Merge DECL_READ_P flag.
2715 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2716 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2717 * c-common.c (handle_used_attribute, handle_unused_attribute):
2719 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2721 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2723 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2724 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2725 c_parser_binary_expression, c_parser_cast_expression,
2726 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2727 Call default_function_array_read_conversion instead of
2728 default_function_array_conversion where needed.
2729 (c_parser_unary_expression, c_parser_conditional_expression,
2730 c_parser_postfix_expression_after_primary, c_parser_initelt):
2731 Likewise. Call mark_exp_read where needed.
2732 (c_parser_statement_after_labels, c_parser_asm_operands,
2733 c_parser_typeof_specifier, c_parser_sizeof_expression,
2734 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2736 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2738 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2739 (warn_unused_but_set_parameter): Default to warn_unused
2741 * doc/invoke.texi: Document -Wunused-but-set-variable and
2742 -Wunused-but-set-parameter.
2744 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2745 used count variable.
2746 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2747 when operandN variables aren't used in the body of the expander
2749 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2750 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2751 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2752 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2753 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2754 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2755 * tree.c (PROCESS_ARG): Likewise.
2757 2010-04-07 Simon Baldwin <simonb@google.com>
2759 * diagnostic.h (diagnostic_override_option_index): New macro to
2760 set a diagnostic's option_index.
2761 * c-tree.h (c_cpp_error): Add warning reason argument.
2762 * opts.c (_warning_as_error_callback): New.
2763 (register_warning_as_error_callback): Store callback for
2764 warnings enabled via enable_warning_as_error.
2765 (enable_warning_as_error): Call callback, minor code tidy.
2766 * opts.h (register_warning_as_error_callback): Declare.
2767 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2768 response to -Werror=.
2769 (c_common_init_options): Register warning_as_error_callback in opts.c.
2770 * common.opt: Add -Wno-cpp option.
2771 * c-common.c (struct reason_option_codes_t): Map cpp warning
2772 reason codes to gcc option indexes.
2773 * (c_option_controlling_cpp_error): New function, lookup the gcc
2774 option index for a cpp warning reason code.
2775 * (c_cpp_error): Add warning reason argument, call
2776 c_option_controlling_cpp_error for diagnostic_override_option_index.
2777 * doc/invoke.texi: Document -Wno-cpp.
2779 2010-04-07 Richard Guenther <rguenther@suse.de>
2781 * ipa-reference.c (mark_load): Use get_base_address.
2782 (mark_store): Likewise.
2784 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2785 inserting GIMPLE_NOPs into the IL.
2786 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2787 Explicitly strip handled components and indirect references.
2789 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2790 folding address expressions.
2791 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2792 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2793 operand_equal_p to compare decls.
2794 (ptr_deref_may_alias_decl_p): Likewise.
2795 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2796 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2797 Handle reversed comparison ops.
2798 * tree-sra.c (asm_visit_addr): Use get_base_address.
2799 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2800 * ipa-reference.c (mark_address): Use get_base_address.
2802 2010-04-07 Richard Guenther <rguenther@suse.de>
2804 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2805 Propagate constants everywhere.
2807 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2810 * tree.c (MAX_INT_CACHED_PREC): Define.
2811 (nonstandard_integer_type_cache): New array.
2812 (build_nonstandard_integer_type): Cache results for precision
2813 <= MAX_INT_CACHED_PREC.
2815 2010-04-07 Richard Guenther <rguenther@suse.de>
2817 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2818 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2819 * common.opt: Likewise.
2820 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2821 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2822 (nonoverlapping_memrefs_p): Likewise.
2823 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2824 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2825 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2826 OPT_fargument_noalias_global for backward compatibility.
2828 2010-04-07 Richard Guenther <rguenther@suse.de>
2830 PR tree-optimization/43270
2831 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2832 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2833 * tree-ssa-pre.c (phi_translate_1): Adjust.
2834 (fully_constant_expression): Split out vn_reference handling to ...
2835 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2836 Fold reads from constant strings.
2837 (vn_reference_lookup): Handle fully constant references.
2838 (vn_reference_lookup_pieces): Likewise.
2839 * Makefile.in (expmed.o-warn): Add -Wno-error.
2841 2010-04-07 Martin Jambor <mjambor@suse.cz>
2843 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2845 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2848 * gcc.c: Add -static-libstdc++ to list of recognized options.
2850 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2852 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2854 2010-04-07 Richard Guenther <rguenther@suse.de>
2857 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2858 bases build simple mem attributes to retain points-to information.
2860 2010-04-07 Richard Guenther <rguenther@suse.de>
2863 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2864 preserve points-to related information.
2866 2010-04-07 Richard Guenther <rguenther@suse.de>
2869 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2870 discard plain indirect references.
2871 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2872 * tree.c (tree_nop_conversion): Likewise.
2874 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2877 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2879 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2881 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2882 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2884 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2886 * tree-if-conv.c: Fix indentation and comments.
2888 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2890 * tree-if-conv.c: Sort static functions in topological order.
2892 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2894 * tree-if-conv.c: Fix indentation and comments.
2896 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2899 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2900 lang_hooks.types.type_for_size instead of
2901 build_nonstandard_integer_type.
2902 When converting an unsigned type to signed, double its precision.
2903 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2904 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2905 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2908 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2911 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2912 POINTER_PLUS_EXPR for pointer types.
2914 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2917 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2918 * graphite-clast-to-gimple.c: Include langhooks.h.
2919 (max_signed_precision_type): New.
2920 (max_precision_type): Takes two types as arguments.
2921 (precision_for_value): New.
2922 (precision_for_interval): New.
2923 (gcc_type_for_interval): New.
2924 (gcc_type_for_value): New.
2925 (gcc_type_for_clast_term): New.
2926 (gcc_type_for_clast_red): New.
2927 (gcc_type_for_clast_bin): New.
2928 (gcc_type_for_clast_expr): Split up into several functions.
2929 (gcc_type_for_clast_eq): Rewritten.
2930 (compute_bounds_for_level): New.
2931 (compute_type_for_level_1): New.
2932 (compute_type_for_level): New.
2933 (gcc_type_for_cloog_iv): Removed.
2934 (gcc_type_for_iv_of_clast_loop): Rewritten.
2935 (graphite_create_new_loop): Compute the lower and upper bound types
2936 with gcc_type_for_clast_expr.
2937 (graphite_create_new_loop_guard): Same.
2938 (find_cloog_iv_in_expr): Removed.
2939 (compute_cloog_iv_types_1): Removed.
2940 (compute_cloog_iv_types): Removed.
2941 (gloog): Do not call compute_cloog_iv_types.
2942 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2944 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2945 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2946 (GBB_CLOOG_IV_TYPES): Removed.
2948 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2950 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2951 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2952 (detect_commutative_reduction): Same.
2954 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2956 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2957 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2959 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2960 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2961 (rewrite_commutative_reductions_out_of_ssa): Same.
2962 * passes.c (execute_function_todo): Call verify_ssa for every pass
2963 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2964 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2965 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2966 with an extra argument.
2967 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2968 verify_ssa only when the extra argument is true.
2969 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2970 with an extra argument.
2971 (tree_transform_and_unroll_loop): Same.
2973 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2975 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2976 for all the passes of the LNO having LOOP_CLOSED_SSA.
2977 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2978 * tree-loop-distribution.c (pass_loop_distribution): Same.
2979 * tree-pass.h (TODO_verify_loops): Removed.
2980 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2982 (pass_tree_unswitch): Same.
2983 (pass_predcom): Same.
2984 (pass_vectorize): Same.
2985 (pass_linear_transform): Same.
2986 (pass_graphite_transforms): Same.
2987 (pass_iv_canon): Same.
2988 (pass_complete_unroll): Same.
2989 (pass_complete_unrolli): Same.
2990 (pass_parallelize_loops): Same.
2991 (pass_loop_prefetch): Same.
2992 (pass_iv_optimize): Same.
2994 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2997 * passes.c (init_optimization_passes): Move pass_lim before
2998 pass_copy_prop and pass_dce_loop.
3000 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3003 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3004 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3005 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3006 MULTI_* defines for 4 argument vpermil2p* builtins.
3008 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3010 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3011 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3012 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3013 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3014 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3015 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3016 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3017 Use x86_maybe_negate_const_int to output insn mnemonic.
3018 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3019 check from instruction predicate. Update comments.
3020 * config/i386/sync.md (sync_add<mode>): Use
3021 x86_maybe_negate_const_int to output insn mnemonic.
3023 2010-04-06 Jan Hubicka <jh@suse.cz>
3025 PR tree-optimization/42906
3026 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3027 IGNORE_SELF argument. Set visited_control_parents for fully
3029 (find_obviously_necessary_stmts): Update call of
3030 mark_control_dependent_edges_necessary.
3031 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3033 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3035 * config/i386/i386.md: Remove comment about 'e' and 'E'
3038 2010-04-06 Richard Guenther <rguenther@suse.de>
3040 PR tree-optimization/43627
3041 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3042 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3045 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3047 * BASE-VER: Change to 4.6.0.
3050 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3053 2010-04-06 Richard Guenther <rguenther@suse.de>
3056 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3058 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3060 * doc/invoke.texi (Optimize Options): Document that LTO
3061 won't remove object access purely due to incompatible
3064 2010-04-04 Matthias Klose <doko@ubuntu.com>
3066 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3067 Initialize variable.
3069 2010-04-03 Richard Guenther <rguenther@suse.de>
3072 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3073 require a non-NULL MEM_OFFSET.
3075 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3077 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3078 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3079 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3080 config/alpha/predicates.md, config/arm/arm.md,
3081 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3082 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3083 config/darwin9.h, config/darwin.c, config/darwin.h,
3084 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3085 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3086 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3087 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3088 config/mips/mips.md, config/mn10300/mn10300.c,
3089 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3090 config/rs6000/aix.h, config/rs6000/dfp.md,
3091 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3092 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3093 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3094 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3095 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3096 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3097 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3098 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3099 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3100 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3101 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3102 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3103 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3104 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3105 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3106 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3107 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3108 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3109 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3110 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3111 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3112 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3113 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3114 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3115 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3116 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3117 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3118 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3119 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3120 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3121 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3122 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3123 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3124 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3125 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3126 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3128 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3131 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3132 * aclocal.m4: Regenerate.
3134 2010-04-02 Richard Guenther <rguenther@suse.de>
3136 PR tree-optimization/43629
3137 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3138 if we have seen a constant value.
3140 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3142 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3144 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3147 * arm.c (legitimize_tls_address): Adjust call to
3148 gen_tls_load_dot_plus_four.
3149 (arm_note_pic_base): New function.
3150 (arm_cannot_copy_insn_p): Use it.
3151 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3154 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3159 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3161 * Makefile.in ($(out_object_file)): Depend on
3162 gt-$(basename $(notdir $(out_file))).h.
3164 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3166 * config.gcc (lm32-*-rtems*): Add t-lm32.
3168 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3170 * config.gcc: Add lm32-*-rtems*.
3171 * config/lm32/rtems.h: New file.
3173 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3176 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3178 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3180 * dwarf2out.c (output_compilation_unit_header): For
3181 -gdwarf-4 use version 4 instead of version 3.
3182 (output_line_info): For version 4 and above emit additional
3183 maximum ops per insn header field.
3184 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3186 * dwarf2out.c (is_c_family, is_java): Remove.
3187 (lower_bound_default): New function.
3188 (add_bound_info, gen_descr_array_type_die): Use it.
3190 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3193 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3194 re-declaration when it happens in a function.
3196 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3198 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3199 (cgraph_remove_function_insertion_hook): Same.
3200 (cgraph_call_function_insertion_hooks): Same.
3202 2010-04-01 Richard Guenther <rguenther@suse.de>
3205 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3206 and TREE_THIS_VOLATILE.
3207 (copy_ref_info): Likewise.
3208 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3209 * tree.c (build6_stat): Ignore side-effects of all but arg5
3210 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3213 2010-04-01 Richard Guenther <rguenther@suse.de>
3215 PR tree-optimization/43607
3216 * ipa-type-escape.c (check_call): Do not access non-existing
3219 2010-04-01 Richard Guenther <rguenther@suse.de>
3223 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3224 Jack Howarth <howarth@bromo.med.uc.edu>
3226 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3229 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3231 * doc/install.texi (Prerequisites): Document libelf usability on
3232 IRIX 5/6 and Solaris 2.
3233 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3234 Update GNU as, GNU ld requirements.
3235 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3236 Document Sun Studio compiler download.
3237 Update and simplify as, ld recommendations.
3238 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3240 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3242 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3243 with_tune_32 to pentium4.
3245 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3249 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3251 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3252 obsoletion, removal.
3254 Document GNU as requirement.
3255 Update configure requirements.
3256 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3257 Recomment IRIX 6.5.18+.
3258 Document IDF/IDL requirement.
3259 Document GNU as requirement.
3260 Document GNU ld bootstrap failure.
3261 Remove freeware.sgi.com reference.
3263 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3265 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3266 UNIX V4.0, V5.0 obsoletion, removal.
3267 Remove --with-gc=simple reference.
3268 Update VM requirements during bootstrap.
3269 Remove -oldas bootstrap description.
3270 Update binutils reference.
3271 Remove comparison failure note.
3273 2010-03-31 Richard Guenther <rguenther@suse.de>
3274 Zdenek Dvorak <ook@ucw.cz>
3275 Sebastian Pop <sebastian.pop@amd.com>
3278 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3279 with multiple arguments.
3280 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3282 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3284 * graphite-dependences.c (print_pddr): Call print_pdr with an
3286 * graphite-poly.c (debug_pdr): Add an extra argument for the
3289 (print_pbb_domain): Same.
3291 (print_scop_context): Same.
3293 (print_cloog): Same.
3294 (debug_pbb_domain): Same.
3298 (debug_scop_context): Same.
3300 (debug_cloog): Same.
3301 (print_scop_params): Same.
3302 (debug_scop_params): Same.
3303 (print_iteration_domain): Same.
3304 (print_iteration_domains): Same.
3305 (debug_iteration_domain): Same.
3306 (debug_iteration_domains): Same.
3307 (print_scattering_function): Same.
3308 (print_scattering_functions): Same.
3309 (debug_scattering_function): Same.
3310 (debug_scattering_functions): Same.
3311 * graphite-poly.h (debug_pdr): Update declaration.
3313 (print_pbb_domain): Same.
3315 (print_scop_context): Same.
3317 (print_cloog): Same.
3318 (debug_pbb_domain): Same.
3322 (debug_scop_context): Same.
3324 (debug_cloog): Same.
3325 (print_scop_params): Same.
3326 (debug_scop_params): Same.
3327 (print_iteration_domain): Same.
3328 (print_iteration_domains): Same.
3329 (debug_iteration_domain): Same.
3330 (debug_iteration_domains): Same.
3331 (print_scattering_function): Same.
3332 (print_scattering_functions): Same.
3333 (debug_scattering_function): Same.
3334 (debug_scattering_functions): Same.
3336 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3338 * graphite-poly.c (print_scattering_function_1): New.
3339 (print_scattering_function): Call it.
3340 (print_scop_params): Remove spaces at the end of lines.
3343 * graphite-poly.h (print_cloog): Declared.
3344 (debug_cloog): Declared.
3346 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3348 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3350 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3351 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3352 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3353 to switch between adding the IV bump in loop->latch or in loop->header.
3355 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3357 * graphite-poly.c (print_scattering_function): Pretty print following
3360 (print_pbb_domain): Same.
3361 (dump_gbb_cases): Same.
3362 (dump_gbb_conditions): Same.
3365 (print_scop_params): Same.
3366 (print_scop_context): Same.
3368 (print_pbb_body): New.
3369 (lst_indent_to): New.
3370 (print_lst): Start new lines with a #.
3371 * graphite-poly.h (pbb_bb): New.
3372 (pbb_index): Use pbb_bb.
3373 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3375 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3377 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3379 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3380 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3381 and 0 instead of 1 for dw_val_class_flag.
3382 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3383 dw_val_class_range_list, dw_val_class_loc_list,
3384 dw_val_class_lineptr and dw_val_class_macptr, use
3385 DW_FORM_flag_present for dw_val_class_flag and
3386 DW_FORM_exprloc for dw_val_class_loc.
3387 (output_die): For -gdwarf-4 print dw_val_class_loc
3388 size as uleb128 instead of 1 or 2 bytes and don't print
3389 anything for dw_val_class_flag.
3391 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3392 instead of cselib_lookup following by tweaking locs->setting_insn.
3395 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3396 even before returning from label, setjmp call or volatile asm
3399 2010-03-31 Richard Guenther <rguenther@suse.de>
3402 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3403 temporary data on stack.
3405 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3407 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3408 (PUSHSECTION_ASM_OP): Remove.
3409 (POPSECTION_ASM_OP): Remove.
3410 (PUSHSECTION_FORMAT): Remove.
3411 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3412 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3413 * config/sol2.c (solaris_output_init_fini): Use it.
3415 2010-03-31 Jie Zhang <jie@codesourcery.com>
3418 * opt-functions.awk (var_type_struct): Use signed char type
3419 for simple variables.
3421 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3423 * config/sol2.c: Include output.h.
3424 (solaris_assemble_visibility): New function.
3425 * config/t-sol2 (sol2.o): Add output.h dependency.
3426 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3427 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3430 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3433 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3434 V2SImode or XFmode on PRE_DEC.
3437 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3440 2010-03-31 Jie Zhang <jie@codesourcery.com>
3443 * reload.h (caller_save_initialized_p): Declare.
3444 * toplev.c (backend_init_target): Don't call
3445 init_caller_save but set caller_save_initialized_p to false.
3446 * caller-save.c (caller_save_initialized_p): Define.
3447 (init_caller_save): Check caller_save_initialized_p.
3448 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3450 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3453 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3454 and soft-fp/t-softfp to tmake_file.
3455 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3456 (LIBGCC2_TF_CEXT): Define.
3459 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3462 * cselib.c (n_useless_values): Document handling of debug locs.
3463 (n_useless_debug_values, n_debug_values): New variables.
3464 (new_elt_loc_list): Don't add to debug values, keep count.
3465 (promote_debug_loc): New.
3466 (cselib_reset_table): Zero new variables.
3467 (entry_and_rtx_equal_p): Promote debug locs.
3468 (discard_useless_locs): Increment n_useless_debug_values for
3470 (remove_useless_values): Adjust n_useless_values and n_debug_values
3471 with n_useless_debug_values.
3472 (add_mem_for_addr): Promote debug locs.
3473 (cselib_lookup_mem): Likewise.
3474 (cselib_lookup_addr): Renamed to...
3475 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3476 (cselib_log_lookup): ... this. Turn into...
3477 (cselib_lookup_addr): ... new wrapper.
3478 (cselib_lookup_from_insn): New.
3479 (cselib_invalidate_regno): Increment n_useless_debug_values for
3481 (cselib_invalidate_mem): Likewise.
3482 (cselib_process_insn): Take n_deleted and n_debug_values into
3483 account to guard remove_useless_value call.
3484 (cselib_finish): Zero n_useless_debug_values.
3485 * cselib.h (cselib_lookup_from_insn): Declare.
3486 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3487 (sched_analyze_2): Likewise.
3489 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3491 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3493 (adjust_mems): Replace narrowing SUBREG of expression containing
3494 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3495 with operations in the narrower mode.
3498 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3499 regs_invalidated_by_call instead all call_used_reg_set registers.
3501 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3504 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3505 pointer comparisons with types_compatible_p.
3506 * tree-vect-stmts.c (vectorizable_call): Same.
3507 (vectorizable_condition): Same.
3509 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3511 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3512 stack check if the mask would be zero.
3514 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3515 Jack Howarth <howarth@bromo.med.uc.edu>
3517 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3520 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3523 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3525 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3526 Include ___unordxf2 and ___unordtf2.
3527 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3530 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3532 * config/lm32/t-lm32: New file.
3533 * config.gcc: Use the above file when targetting lm32.
3535 2010-03-28 Duncan Sands <baldrick@free.fr>
3537 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3539 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3542 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3543 Improve vectorization cost model diagnostic.
3545 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3548 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3549 compute_data_dependences_for_loop returns false, early exit
3550 and output an extra diagnostic for the failed data reference
3553 2010-03-29 Richard Guenther <rguenther@suse.de>
3555 PR tree-optimization/43560
3556 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3557 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3559 2010-03-29 Jie Zhang <jie@codesourcery.com>
3562 * toplev.c (process_options): Set optimization_default_node
3563 and optimization_current_node.
3564 * opts.c (decode_options): Don't set optimization_default_node
3565 and optimization_current_node.
3567 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3569 * config/rtems.h: Abandon -qrtems_debug.
3571 2010-03-28 Jan Hubicka <jh@suse.cz>
3573 PR tree-optimization/43505
3574 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3575 map should not be copied.
3577 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3580 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3581 cdtors, set DECL_PRESERVE_P.
3582 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3585 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3587 PR tree-optimization/43528
3588 * stor-layout.c (place_field): Check that constant fits into
3589 unsigned HWI when skipping calculation of MS bitfield layout.
3591 2010-03-27 Jan Hubicka <jh@suse.cz>
3594 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3595 notice_global_symbol work.
3597 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3599 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3600 instead of dwarf2out_decl.
3601 (struct var_loc_node): Remove section_label field.
3602 (dwarf2out_function_decl): New function.
3603 (dwarf2out_var_location): Don't set section_label field.
3604 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3606 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3608 PR tree-optimization/43544
3609 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3610 First argument for builtin vectorized function hook is now a
3611 tree to be able to distinguish between machine specific and
3613 * targhooks.c (default_builtin_vectorized_function): Ditto.
3614 * targhooks.h (default_builtin_vectorized_function): Ditto.
3615 * target.h (struct gcc_target): Ditto.
3616 * tree-vect-stmts.c (vectorizable_function): Ditto.
3617 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3618 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3621 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3624 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3625 nested binding iff it is a FUNCTION_DECL.
3626 (store_parm_decls_newstyle): Pass nested=true to bind for
3627 FUNCTION_DECLs amongst parameters.
3629 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3631 * var-tracking.c (vt_expand_loc_callback): Don't run
3632 cselib_expand_value_rtx_cb in dummy mode if
3633 cselib_dummy_expand_value_rtx_cb returned false.
3635 * var-tracking.c (emit_note_insn_var_location): For one part
3636 notes with offset 0, don't add EXPR_LIST around the location.
3637 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3638 add_location_or_const_value_attribute): Adjust for that change.
3641 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3642 into first operand and location into second.
3643 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3644 dw_cfi_oprnd_loc for DW_CFA_expression.
3645 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3646 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3647 assume first argument is regnum and second argument is location.
3649 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3652 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3653 of scratch register to DImode. Split to DImode comparison operator.
3654 Use SImode subreg of scratch register in the multiplication.
3655 (*cmp_sadd_sidi): Ditto.
3656 (*cmp_ssub_si): Ditto.
3657 (*cmp_ssub_sidi): Ditto.
3659 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3662 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3663 Remove invalid assert and wrong comment.
3665 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3668 * flags.h (final_insns_dump_p): New extern.
3669 * final.c (final_insns_dump_p): New variable.
3670 (rest_of_clean_state): Set it before -fdump-final-insns=
3671 dumping, clear afterwards.
3672 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3673 MEM_ALIAS_SET on MEMs.
3675 2010-03-26 David S. Miller <davem@davemloft.net>
3677 * configure.ac: Fix sparc GOTDATA_OP bug check.
3678 * configure: Rebuild.
3680 2010-03-26 Alan Modra <amodra@gmail.com>
3682 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3684 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3686 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3687 TLS_SECTION_ASM_FLAG.
3689 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3692 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3693 Clear first_function_block_is_cold.
3696 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3697 argument if the argument is truth_value_p.
3699 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3701 * config/rs6000/constraints.md: Update copyright year for my changes.
3704 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3705 used in reg+reg addressing, swap registers.
3707 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3710 * target.h (struct gcc_target): Add code_end hook.
3711 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3713 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3714 * toplev.c (compile_file): Call targetm.asm_out.code_end
3715 hook before unwind info/debug info output.
3716 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3717 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3718 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3719 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3720 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3721 * config/i386/i386.c (ix86_file_end): Renamed to...
3722 (ix86_code_end): ... this. Make static. Don't call
3723 file_end_indicate_exec_stack. Emit unwind info using
3724 final_start_function/final_end_function.
3725 (darwin_x86_file_end): Remove.
3726 (TARGET_ASM_CODE_END): Define.
3727 * config/i386/i386.h (TARGET_ASM_FILE_END,
3728 NEED_INDICATE_EXEC_STACK): Don't define.
3729 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3730 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3731 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3732 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3735 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3736 at the beginning and final_end_function at the end.
3737 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3739 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3741 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3742 and Sun as TLS syntax.
3743 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3744 * configure: Regenerate.
3745 * config.in: Regenerate.
3746 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3747 (default_elf_asm_named_section): Use it.
3748 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3749 (i386_output_dwarf_dtprel): Likewise.
3750 (output_addr_const_extra): Likewise.
3751 (output_pic_addr_const): Lowercase @GOTTPOFF.
3752 (output_addr_const_extra): Likewise.
3753 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3754 (output_addr_const_extra): Likewise.
3755 (output_pic_addr_const): Lowercase @INDNTPOFF.
3756 (output_addr_const_extra): Likewise.
3757 (output_pic_addr_const): Lowercase @NTPOFF.
3758 (output_addr_const_extra): Likewise.
3759 (output_pic_addr_const): Lowercase @TPOFF.
3760 (output_addr_const_extra): Likewise.
3761 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3762 (*tls_global_dynamic_64): Likewise.
3763 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3764 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3766 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3767 (ASM_OUTPUT_TLS_COMMON): Use it.
3768 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3771 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3772 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3773 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3774 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3775 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3776 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3778 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3780 * config/i386/i386.c (override_options): Don't accept
3781 -mtls-dialect=sun any longer.
3782 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3783 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3784 (*tls_local_dynamic_base_32_sun): Likewise.
3785 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3787 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3790 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3791 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3794 * ira.c (adjust_cleared_regs): New function.
3795 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3799 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3801 * expr.c (expand_expr_real): Restore previous
3802 curr_insn_source_location and curr_insn_block after
3803 expand_expr_real_1 call.
3804 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3805 instead of expand_expr_real_1.
3807 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3809 PR rtl-optimization/43413
3810 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3813 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3816 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3817 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3819 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3821 * config/i386/i386.c (ix86_target_string): Add -mfma.
3822 Fix a typo in comment.
3824 2010-03-22 Mike Stump <mikestump@comcast.net>
3827 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3828 Don't overly align based upon packed packed fields.
3830 2010-03-22 Jason Merrill <jason@redhat.com>
3832 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3833 Use () rather than [], and move before the element type.
3835 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3837 * doc/configfiles.texi (Configuration Files): Removed
3838 fixinc/Makefile*, intl/Makefile.*.
3839 * doc/makefile.texi: Fixed markup. Abstract from version
3840 control system used.
3841 (Makefile): Removed obsolete gcc/java/parse.y example.
3842 * doc/sourcebuild.texi: Likewise.
3843 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3844 libgomp, libssp. Removed fastjar.
3845 (Miscellaneous Docs): Clarify location.
3846 Added COPYING3, COPYING3.LIB.
3847 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3849 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3852 * config/i386/i386.c (x86_function_profiler)
3853 [!NO_PROFILE_COUNTERS]: Fix typo.
3854 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3857 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3858 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3860 * doc/sourcebuild.texi (Test Directives): Split into six
3861 subsections, with most of the current text in new subsections
3862 Directives, Selectors, and Final Actions.
3863 (Directives): Split list of test directives into multiple
3865 (Selectors): Describe use and syntax of selectors.
3866 (Effective-Target Keywords): Describe all existing keywords.
3867 (Add Options): Describe features for dg-add-options.
3868 (Require Support): Describe variants of dg-require-support.
3869 (Final Actions): Describe commands to use in dg-final.
3871 2010-03-22 Michael Matz <matz@suse.de>
3874 * recog.c (validate_replace_rtx_group): Replace also in
3875 REG_EQUAL and REG_EQUIV notes.
3877 2010-03-22 Richard Guenther <rguenther@suse.de>
3879 PR tree-optimization/43390
3880 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3881 sure vector extracts are type correct.
3883 2010-03-22 Richard Guenther <rguenther@suse.de>
3886 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3887 x * sqrt (x) even when optimizing for size if the target
3888 has native support for sqrt.
3890 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3892 * varasm.c (make_decl_rtl_for_debug): Also clear
3893 flag_mudflap for the duration of make_decl_rtl call.
3896 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3897 locs from preserved VALUEs.
3899 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3902 * pa.md (movmemsi): Set align to one if zero.
3903 (movmemdi): Likewise.
3905 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3908 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3909 with their corresponding prologue pushes.
3911 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3914 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3915 at the begining or end.
3916 (spu_expand_epilogue): Likewise.
3918 2010-03-20 Richard Guenther <rguenther@suse.de>
3920 PR rtl-optimization/43438
3921 * combine.c (make_extraction): Properly zero-/sign-extend an
3922 extraction of the low part of a CONST_INT. Also handle
3925 2010-03-19 Mike Stump <mikestump@comcast.net>
3927 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3928 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3929 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3931 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3934 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3937 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3939 PR rtl-optimization/42258
3940 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3941 use that may match DEF.
3944 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3945 the cost of loading the constant rather than assuming
3947 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3948 outer code is AND, do the same tests as the andsi3 expander and
3949 return COSTS_N_INSNS (1) if and is cheap.
3951 * optabs.c (avoid_expensive_constant): Fix formatting.
3953 2010-03-19 Michael Matz <matz@suse.de>
3956 * attribs.c (decl_attributes): When rebuilding a function pointer
3957 type use the same qualifiers as the original pointer type.
3959 2010-03-19 Martin Jambor <mjambor@suse.cz>
3961 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3962 and is_gimple_ip_invariant_address.
3964 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3967 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3969 * config/arm/arm.c (arm_override_options): Turn off
3970 flag_dwarf2_cfi_asm for AAPCS variants.
3972 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3975 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3976 Use PRE_MODIFY instead of PRE_DEC.
3977 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3978 (vfp_emit_fstmd): Likewise.
3980 2010-03-19 Michael Matz <matz@suse.de>
3983 * builtins.c (expand_builtin_interclass_mathfn,
3984 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3987 2010-03-19 Richard Guenther <rguenther@suse.de>
3989 PR tree-optimization/43415
3990 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3991 (phi_translate_1): ... this.
3992 (phi_translate): Move all caching here. Cache all NARY
3993 and REFERENCE translations.
3995 2010-03-19 David S. Miller <davem@davemloft.net>
3997 With help from Eric Botcazou.
3998 * config/sparc/sparc.c: Include dwarf2out.h.
3999 (emit_pic_helper): Delete.
4000 (pic_helper_symbol_name): Delete.
4001 (pic_helper_emitted_p): Delete.
4002 (pic_helper_needed): New.
4003 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4004 (get_pc_thunk_name): New.
4005 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4006 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4007 Set pic_helper_needed to true. Don't call emit_pic_helper.
4008 (sparc_expand_prologue): Update load_pic_register call.
4009 (sparc_output_mi_thunk): Likewise.
4010 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4011 thunk if possible. Output CFI information as needed.
4013 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4014 Jack Howarth <howarth@bromo.med.uc.edu>
4017 * config/i386/i386.h: Fix ABI on darwin x86-32.
4019 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4021 * tree.h: Declare make_decl_rtl_for_debug.
4022 * varasm.c (make_decl_rtl_for_debug): New.
4023 * dwarf2out.c (rtl_for_decl_location): Call it.
4024 * cfgexpand.c (expand_debug_expr): Call it.
4026 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4029 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4033 * var-tracking.c (vt_init_cfa_base): Do nothing if
4034 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4036 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4039 * var-tracking.c (canonicalize_vars_star): New.
4040 (dataflow_post_merge_adjust): Use it.
4042 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4045 * var-tracking.c (non_suitable_const): New function.
4046 (add_uses): For DEBUG_INSNs with constants, don't record any
4047 value, instead just the constant value itself.
4048 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4049 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4050 (emit_notes_in_bb): Likewise.
4051 (emit_note_insn_var_location): For onepart variables if
4052 cur_loc is a VOIDmode constant, use DECL_MODE.
4054 2010-03-18 Martin Jambor <mjambor@suse.cz>
4057 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4058 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4059 all non-clones. Moved call redirection...
4060 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4061 (cgraph_materialize_all_clones): Dispose of all
4062 combined_args_to_skip bitmaps.
4063 (verify_cgraph_node): Do not check for edges pointing to wrong
4064 nodes in inline clones.
4065 * tree-inline.c (copy_bb): Call
4066 cgraph_redirect_edge_call_stmt_to_callee.
4067 * ipa.c (cgraph_remove_unreachable_nodes): Call
4068 cgraph_node_remove_callees even when there are used clones.
4070 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4072 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4074 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4077 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4080 2010-03-18 Michael Matz <matz@suse.de>
4083 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4084 into sqrt(x) if we need to preserve signed zeros.
4086 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4087 Eric Botcazou <ebotcazou@adacore.com>
4089 PR rtl-optimization/43360
4090 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4091 note if we don't know its invariant status.
4093 2010-03-18 Michael Matz <matz@suse.de>
4095 PR tree-optimization/43402
4096 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4097 PHI chains of ssa names registered for update.
4099 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4102 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4103 non-offsettable and pre_modify update addressing.
4104 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4105 and "2" alternatives "#".
4106 (*movdd_softfloat32): Make all alternatives "#";
4107 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4108 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4109 (*movdf_softfloat32): Make all alternatives "#";
4110 (movdi): Use the new DIFD mode iterator to create a common splitter
4111 for movdi, movdf and movdd patterns.
4113 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4115 * common.opt (dumpdir): Remove redundant tab.
4117 2010-03-17 Martin Jambor <mjambor@suse.cz>
4119 PR tree-optimization/43347
4120 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4121 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4123 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4125 PR rtl-optimization/42216
4126 * regrename.c (create_new_chain): New function, broken out from...
4127 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4128 appending a use to an empty chain.
4129 (build_def_use): Remove previous changes that convert OP_INOUT to
4130 OP_OUT operands; instead detect the case where an OP_INOUT operand
4131 uses a previously untracked register and create an empty chain for it.
4133 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4135 * doc/extend.texi (Function Attributes): Rewrite unfinished
4136 sentence in ms_abi documentation.
4138 2010-03-17 Alan Modra <amodra@gmail.com>
4140 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4141 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4142 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4143 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4145 2010-03-16 Richard Henderson <rth@redhat.com>
4148 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4149 (lower_try_finally): Save and restore eh_seq around the expansion
4152 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4154 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4155 statements before splitting block.
4157 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4159 * doc/sourcebuild.texi (Testsuites): Fix markup.
4160 Use pathnames relative to gcc/testsuite.
4161 (Test Directives): Move description of how timeout is determined.
4162 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4163 (C Tests): Correct gcc.misc-tests directory.
4164 Framework tests now live in gcc.test-framework.
4166 2010-03-16 Richard Guenther <rguenther@suse.de>
4169 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4170 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4172 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4173 Alexandre Oliva <aoliva@redhat.com>
4175 PR tree-optimization/42917
4176 * lambda-code.c (remove_iv): Skip debug statements.
4177 (lambda_loopnest_to_gcc_loopnest): Likewise.
4178 (not_interesting_stmt): Debug statements are not interesting.
4180 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4184 * cselib.c (cselib_preserve_constants,
4185 cfa_base_preserved_val): New static variables.
4186 (preserve_only_constants): New function.
4187 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4188 clear its REG_VALUES. If cselib_preserve_constants, don't
4189 empty the whole hash table, but preserve there VALUEs with constants,
4190 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4191 (cselib_preserve_cfa_base_value): New function.
4192 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4193 (cselib_init): Change argument to int bitfield. Set
4194 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4196 (cselib_finish): Clear cselib_preserve_constants and
4197 cfa_base_preserved_val.
4198 * cselib.h (enum cselib_record_what): New enum.
4199 (cselib_init): Change argument to int.
4200 (cselib_preserve_cfa_base_value): New prototype.
4201 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4202 * dse.c (dse_step1): Likewise.
4203 * cfgcleanup.c (thread_jump): Likewise.
4204 * sched-deps.c (sched_analyze): Likewise.
4205 * gcse.c (local_cprop_pass): Likewise.
4206 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4207 If FN is non-NULL, call the callback always and whenever it returns
4208 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4209 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4210 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4211 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4212 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4213 * var-tracking.c: Include recog.h.
4214 (bb_stack_adjust_offset): Remove.
4215 (vt_stack_adjustments): Don't call it, instead just gather the
4216 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4217 (adjust_stack_reference): Remove.
4218 (compute_cfa_pointer): New function.
4219 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4220 (struct adjust_mem_data): New type.
4221 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4223 (get_address_mode): New function.
4224 (replace_expr_with_values): Use it.
4225 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4226 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4227 (adjust_sets): Remove.
4228 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4229 Use get_address_mode.
4230 (get_adjusted_src): Remove.
4231 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4232 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4233 (add_with_sets): Don't call adjust_sets.
4234 (fp_setter, vt_init_cfa_base): New functions.
4235 (vt_initialize): Change return type to bool. Move most of pool etc.
4236 initialization to the beginning of the function from end. Pass
4237 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4238 If !frame_pointer_needed, call vt_stack_adjustment before mos
4239 vector is filled, call vt_init_cfa_base if argp/framep has been
4240 eliminated to sp. If frame_pointer_needed and argp/framep has
4241 been eliminated to hard frame pointer, set
4242 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4243 encountering fp setter in the prologue. For MO_ADJUST, call
4244 log_op_type before pusing the op into mos vector, not afterwards.
4245 Call adjust_insn before cselib_process_insn/add_with_sets,
4246 call cancel_changes (0) afterwards.
4247 (variable_tracking_main_1): Adjust for vt_initialize calling
4248 vt_stack_adjustments and returning whether it succeeded or not.
4250 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4252 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4255 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4257 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4259 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4260 drap_reg has not been set.
4262 2010-03-15 Michael Matz <matz@suse.de>
4265 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4266 use it to expand block copies.
4267 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4268 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4269 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4271 2010-03-15 Richard Guenther <rguenther@suse.de>
4273 PR tree-optimization/43367
4274 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4277 2010-03-15 Richard Guenther <rguenther@suse.de>
4279 PR tree-optimization/43317
4280 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4282 2010-03-15 Martin Jambor <mjambor@suse.cz>
4284 PR tree-optimization/43141
4285 * tree-sra.c (create_abstract_origin): New function.
4286 (modify_function): Call create_abstract_origin.
4288 2010-03-15 Chris Demetriou <cgd@google.com>
4290 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4293 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4296 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4297 call insert_out_of_ssa_copy for default definitions.
4299 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4301 * graphite-clast-to-gimple.c (my_long_long): Defined.
4302 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4303 * graphite-sese-to-poly.c (my_long_long): Defined.
4304 (scop_ivs_can_be_represented): Use it.
4306 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4308 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4309 graphite-max-bbs-per-function, and loop-block-tile-size.
4310 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4312 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4314 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4316 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4317 forward declaration.
4318 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4319 (add_upper_bounds_from_estimated_nit): New.
4320 (build_loop_iteration_domains): Use it.
4322 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4324 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4326 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4329 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4330 should be an INTEGER_CST. Also handle CASE_CONVERT.
4332 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4334 * graphite.c (graphite_initialize): To bound the number of bbs per
4335 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4336 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4337 * doc/invoke.texi: Document it.
4339 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4341 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4342 * graphite-sese-to-poly.h (build_poly_scop): Same.
4344 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4346 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4347 the number of parameters in the scop. Use as an upper bound
4348 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4349 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4350 * doc/invoke.texi: Document it.
4352 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4354 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4355 * doc/c-tree.texi: Remove.
4356 * doc/generic.texi: Merge c-tree.texi here.
4357 * doc/gccint.texi (Trees): Remove menu entry.
4358 (c-tree.texi): Remove @include.
4359 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4360 * doc/languages.texi (Reading RTL): Ditto.
4362 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4365 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4367 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4370 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4371 code added to work around reload clobbering CONST insns.
4373 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4375 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4376 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4377 (cselib_preserve_only_values): Remove retain argument, don't
4378 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4379 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4380 * var-tracking.c (micro_operation): Move insn field before union.
4381 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4382 (struct variable_tracking_info_def): Remove n_mos field, change
4383 mos into a vector of micro_operations.
4384 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4385 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4386 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4387 changing into a vector.
4388 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4389 come before all other uops generated by add_stores.
4390 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4392 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4393 a vector. Run just one pass over the bbs instead of separate counting
4394 and computation phase.
4395 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4398 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4399 into *nonlocalized_list vector.
4400 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4401 even if origin is non-NULL.
4402 (gen_variable_die): Likewise.
4403 (process_scope_var): Don't change origin.
4404 (gen_decl_die): Likewise.
4405 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4406 before adding new edges instead of after it, fix moving over
4409 2010-03-11 David S. Miller <davem@davemloft.net>
4411 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4413 * configure: Rebuild.
4415 2010-03-11 Martin Jambor <mjambor@suse.cz>
4417 PR tree-optimization/43257
4418 * tree.c (assign_assembler_name_if_neeeded): New function.
4419 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4421 * tree.h (assign_assembler_name_if_neeeded): Declare.
4422 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4423 the function if needed.
4425 2010-03-11 Chris Demetriou <cgd@google.com>
4427 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4428 include/stdint-gcc.h, and include/stdint.h world-readable.
4430 2010-03-11 Richard Guenther <rguenther@suse.de>
4432 PR tree-optimization/43255
4433 * tree-vrp.c (process_assert_insertions_for): Do not insert
4434 asserts for trivial conditions.
4436 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4438 PR tree-optimization/43280
4439 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4440 generation. Move calculation of size out of the if branch.
4441 (find_bswap): Modify compare number generation.
4443 2010-03-11 Richard Guenther <rguenther@suse.de>
4446 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4447 (input_gimple_stmt): Fixup handled component types during
4448 operand read. Also fix up decls in ADDR_EXPRs.
4450 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4452 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4453 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4455 2010-03-10 Jan Hubicka <jh@suse.cz>
4458 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4459 * varasm.c (get_variable_section): Don't do that here...
4460 (make_decl_rtl): ... and here.
4461 (do_assemble_alias): Produce decl RTL.
4462 (assemble_alias): Likewise.
4464 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4467 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4468 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4470 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4471 (based_loc_descr): Only express drap or vdrap regno based expressions
4472 using DW_OP_fbreg when not optimizing.
4473 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4474 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4475 REG_CFA_SET_VDRAP note.
4477 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4479 PR tree-optimization/43236
4480 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4481 error in calculation of base address in reverse iteration case.
4482 (generate_builtin): Take number of latch executions if the statement
4485 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4488 * tree-eh.c: Include pointer-set.h.
4489 (lower_eh_dispatch): Filter out duplicate case labels and
4490 remove the unneeded edge when the label is unused. Return
4491 true when some edges are removed.
4492 (execute_lower_eh_dispatch): When any lowering resulted in
4493 removing an edge, also delete unreachable blocks.
4495 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4498 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4499 UNSPEC_MACHOPIC_OFFSET.
4501 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4504 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4505 (m68k_delegitimize_address): New function.
4507 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4510 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4513 * var-tracking.c (adjust_sets): New function.
4514 (count_with_sets, add_with_sets): Use it.
4515 (get_adjusted_src): New inline function.
4516 (add_stores): Use it.
4519 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4520 call cselib_dummy_expand_value_rtx_cb instead of
4521 cselib_expand_value_rtx_cb.
4524 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4525 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4526 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4527 and .cfi_endproc around the pic thunks.
4528 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4529 all queued unwind info register saves are saved before the call.
4530 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4531 considered as sp-=4 for unwind info and the pop as sp+=4 which
4532 also clobbers dest, but doesn't actually restore it.
4535 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4536 RTX_FRAME_RELATED_P.
4538 2010-03-09 Jie Zhang <jie@codesourcery.com>
4540 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4541 whitespaces in output template.
4543 2010-03-09 Jie Zhang <jie@codesourcery.com>
4545 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4548 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4550 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4551 builtins.exp in a separate job.
4553 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4555 * graphite-sese-to-poly.c (add_param_constraints): Use
4556 lower_bound_in_type and upper_bound_in_type.
4558 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4560 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4561 instead of unsigned_type_node.
4563 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4564 Reza Yazdani <reza.yazdani@amd.com>
4567 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4568 on pointer type parameters.
4570 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4574 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4575 handle conversions from pointer to integers.
4576 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4577 induction variable, to be able to work with code generated by CLooG.
4578 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4579 (build_poly_scop): Bail out if we cannot codegen a loop.
4581 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4583 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4584 code generation with gloog_error.
4586 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4588 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4589 Call fold_convert on all the returned values.
4590 (expand_scalar_variables_expr): Pass to
4591 expand_scalar_variables_ssa_name the type of the resulting expression.
4593 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4595 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4596 ppl_min_for_le_pointset.
4597 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4598 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4600 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4602 * graphite-dependences.c (map_into_dep_poly): Removed.
4603 (dependence_polyhedron_1): Use combine_context_id_scat.
4605 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4607 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4608 (struct poly_bb): Same.
4609 (combine_context_id_scat): New.
4611 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4614 * sese.c (name_defined_in_loop_p): Return false for default
4617 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4619 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4620 and clean up the logic.
4622 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4624 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4627 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4629 * var-tracking.c (remove_cselib_value_chains): Define only for
4631 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4632 delete_slot_part, emit_notes_for_differences_1): Don't call
4633 remove_cselib_value_chains here.
4634 (set_slot_part, emit_notes_for_differences_2): Don't call
4635 add_cselib_value_chains here.
4636 (preserved_values): New vector.
4637 (preserve_value): New function.
4638 (add_uses, add_stores, vt_add_function_parameters): Use it
4639 instead of cselib_preserve_value.
4640 (changed_values_stack): New vector.
4641 (check_changed_vars_0): New function.
4642 (check_changed_vars_1, check_changed_vars_2): Use it.
4643 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4644 changed_values_stack VALUEs.
4645 (vt_emit_notes): For all preserved_values call
4646 add_cselib_value_chains. If ENABLE_CHECKING call
4647 remove_cselib_value_chains before verifying value_chains is empty.
4648 Initialize and free changed_values_stack.
4649 (vt_initialize): Initialize preserved_values.
4650 (vt_finalize): Free preserved_values.
4652 2010-03-08 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/43269
4655 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4658 2010-03-08 Martin Jambor <mjambor@suse.cz>
4660 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4661 (ipa_is_param_called): Removed.
4662 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4663 (ipa_print_node_params): Do not print the called flag.
4664 (ipa_write_node_info): Do not stream the called flag.
4665 (ipa_read_node_info): Likewise.
4667 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4670 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4671 * cselib.c (struct expand_value_data): Add dummy field.
4672 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4674 (cselib_dummy_expand_value_rtx_cb): New function.
4675 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4677 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4678 * var-tracking.c: Include pointer-set.h.
4679 (variable): Change n_var_parts to char from int. Add
4680 cur_loc_changed and in_changed_variables fields.
4681 (variable_canonicalize): Remove.
4682 (shared_var_p): New inline function.
4683 (unshare_variable): Maintain cur_loc_changed and
4684 in_changed_variables fields. If var was in changed_variables,
4685 replace it there with new_var. Just copy cur_loc instead of
4686 resetting it to something else.
4687 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4688 (dataflow_set_union): Don't call variable_canonicalize.
4689 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4690 of their DEBUG_EXPR_TREE_DECLs.
4691 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4692 and in_changed_variables and cur_loc_changed is false.
4693 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4694 and cur_loc_changed. Don't update cur_loc here.
4695 (variable_merge_over_src): Don't call variable_canonicalize.
4696 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4697 removing loc that is equal to cur_loc, clear cur_loc,
4698 set cur_loc_changed and ensure variable_was_changed is called.
4699 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4700 compare pointers in cur_loc check, if it is equal to loc,
4701 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4702 (variable_different_p): Remove compare_current_location argument,
4703 don't compare cur_loc.
4704 (dataflow_set_different_1): Adjust variable_different_p caller.
4705 (variable_was_changed): If dv had some var in changed_variables
4706 already, reset in_changed_variables flag for it and propagate
4707 cur_loc_changed over to the new variable. On empty var
4708 always set cur_loc_changed. Set in_changed_variables on whatever
4709 var is added to changed_variables.
4710 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4711 Use shared_var_p. When removing loc that is equal to cur_loc,
4712 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4713 end, don't set it to something else, just call variable_was_changed.
4714 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4715 loc being removed, clear cur_loc and set cur_loc_changed.
4716 Set cur_loc_changed if all locations have been removed.
4717 (struct expand_loc_callback_data): New type.
4718 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4719 allocated. Always create SUBREGs if simplify_subreg failed.
4720 Prefer to use cur_loc, when that fails and still in
4721 changed_variables (and seen first time) recompute it. Set
4722 cur_loc_changed of variables which had to change cur_loc and
4723 compute elcd->cur_loc_changed if any of the subexpressions used
4724 had to change cur_loc.
4725 (vt_expand_loc): Adjust to pass arguments in
4726 expand_loc_callback_data structure.
4727 (vt_expand_loc_dummy): New function.
4728 (emitted_notes): New variable.
4729 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4730 that weren't used for any other decl in current
4731 emit_notes_for_changes call call vt_expand_loc_dummy to update
4732 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4733 first loc_chain location if NULL before. Always use just
4734 cur_loc instead of first loc_chain location. When cur_loc_changed
4735 is false, when not --enable-checking=rtl just don't emit any note.
4736 When rtl checking, compute the note and assert it is the same
4737 as previous note. Clear cur_loc_changed and in_changed_variables
4738 at the end before removing from changed_variables.
4739 (check_changed_vars_3): New function.
4740 (emit_notes_for_changes): Traverse changed_vars to call
4741 check_changed_vars_3 on each changed var.
4742 (emit_notes_for_differences_1): Clear cur_loc_changed and
4743 in_changed_variables. Recompute cur_loc of new_var.
4744 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4745 (vt_emit_notes): Initialize and destroy emitted_notes.
4747 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4749 PR rtl-optimization/42220
4750 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4751 Use verify_reg_tracked to determine if we should use OP_OUT rather
4753 (build_def_use): If we see an in-out operand for a register that we
4754 know nothing about, treat is an output if possible, fail the block if
4757 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4760 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4763 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4766 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4767 uses of relevant DEFs that are dead outside the loop too.
4769 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4771 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4773 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4775 * var-tracking.c (values_to_unmark): New variable.
4776 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4777 values_to_unmark vector. Moved body to...
4778 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4779 instead queue it into values_to_unmark vector.
4780 (vt_find_locations): Free values_to_unmark vector.
4782 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4784 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4785 (site.exp): Export them when plugins are enabled.
4787 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4790 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4792 (chrec_fold_multiply): Same.
4794 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4797 * c-decl.c (build_compound_literal): Return early if init is
4800 2010-03-04 Martin Jambor <mjambor@suse.cz>
4802 PR tree-optimization/43164
4803 PR tree-optimization/43191
4804 * tree-sra.c (type_consists_of_records_p): Reject records with
4805 zero-size bit-fields at the end.
4807 2010-03-04 Mike Stump <mikestump@comcast.net>
4809 * Makefile.in (TAGS): Remove *.y.
4811 2010-03-04 Richard Guenther <rguenther@suse.de>
4813 PR tree-optimization/40761
4814 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4816 (my_rev_post_order_compute): New function.
4817 (init_pre): Call it.
4819 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4822 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4823 decrease the cost of an IV candidate when the cost is infinite.
4825 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4827 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4828 Use '3DNow!' for the extension of that name, ensure normal space
4830 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4832 2010-03-03 Jeff Law <law@redhat.com>
4834 * PR middle-end/32693
4835 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4836 than gen_rtx_SUBREG.
4837 (extract_bit_field_1): Likewise.
4839 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4841 * doc/sourcebuild.texi (Test directives): Document that arguments
4842 include-opts and exclude-opts are now optional for dg-skip-if,
4843 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4845 2010-03-03 Jason Merrill <jason@redhat.com>
4848 * cgraph.h (varpool_node): Add extra_name field.
4849 * varpool.c (varpool_extra_name_alias): New.
4850 (varpool_assemble_decl): Emit extra name aliases.
4851 (varpool_mark_needed_node): Look past an extra name alias.
4852 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4853 * lto-streamer-in.c (lto_input_tree): Read it.
4854 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4856 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4858 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4859 (sparc*-*-solaris2*): ...this.
4861 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4864 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4865 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4866 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4867 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4870 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4871 fallthrough to default handling, just with want_address 0 instead of 2.
4872 For single element lists, add_AT_loc directly, otherwise create an
4873 artificial variable DIE and stick location list to it.
4876 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4877 (VAL_EXPR_HAS_REVERSE): Define.
4878 (reverse_op): New function.
4879 (add_stores): For reversible operations add an extra MO_VAL_USE.
4881 2010-03-02 Jason Merrill <jason@redhat.com>
4883 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4885 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4887 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4888 (sparc64-*-linux*): Likewise.
4889 (sparc64-*-solaris2*): Include assembler files before linker ones.
4890 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4891 * config/sparc/gas.h: Delete.
4892 * config/sparc/sol2-64.h: Add copyright notice.
4893 * config/sparc/sol2-gas-bi.h: Likewise.
4894 * config/sparc/sol2-gld.h: Likewise.
4895 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4896 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4897 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4898 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4899 (sparc_elf_asm_named_section): Rename into...
4900 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4902 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4904 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4906 2010-03-02 Jeff Law <law@redhat.com>
4909 * reload1.c (rtx_p, substitute_stack): Declare.
4910 (substitute): Record addresses of changed rtxs.
4911 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4912 Restore the original rtx when complete.
4913 (reload): Free subsitute_stack when complete.
4915 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4917 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4918 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4920 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4921 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4922 Torture Tests): Change from subsection to section.
4924 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4925 Steven Bosscher <steven@gcc.gnu.org>
4927 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4930 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4933 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4934 the assignment from the new induction variable to the assignment
4935 of the value from the original loop PHI function.
4937 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4938 Daniel Jacobowitz <dan@codesourcery.com>
4940 * doc/sourcebuild.texi (Test directives): Clarify options to
4943 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4945 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4946 Disable cfi directives unless GCC and gas agree on using read-only
4947 .eh_frame sections for 64-bit.
4948 * configure: Regenerate.
4950 2010-03-01 Richard Guenther <rguenther@suse.de>
4952 PR tree-optimization/43220
4953 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4954 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4956 2010-03-01 Richard Guenther <rguenther@suse.de>
4957 Martin Jambor <mjambor@suse.cz>
4960 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4961 gimplified parameters.
4963 2010-03-01 Christian Bruel <christian.bruel@st.com>
4965 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4967 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4969 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4971 2010-03-01 Richard Guenther <rguenther@suse.de>
4974 * expr.c (expand_assignment): Use the alias-oracle to tell
4975 if the rhs aliases the result decl.
4977 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4980 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4981 to sol_gt_pch_get_address.
4982 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4983 64-bit, SPARC and x86.
4984 (sol_gt_pch_get_address): New function.
4986 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4988 * toplev.h (inform_n, error_n): Declare.
4989 * diagnostic.c (inform_n, error_n): New function.
4991 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4993 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4994 has no rtl yet when processing local_decls, queue it and recheck
4995 if deferred stack allocation hasn't assigned it rtl.
4997 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4999 * config/sh/sh.c (unspec_bbr_uid): New.
5000 (gen_block_redirect): Use it instead of INSN_UID.
5001 (gen_far_branch): Likewise.
5003 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5005 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5006 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5008 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5010 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5011 (Warning Options): -Wno-conversion-null is valid for
5012 Objective-C++ as well.
5013 * doc/tm.texi (Named Address Spaces): Likewise.
5014 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5015 * doc/tree-ssa.texi (Tree SSA): Likewise.
5017 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5020 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5021 by default. Don't set the default arch for
5022 i[34567]86-*-darwin*|x86_64-*-darwin*.
5024 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5027 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5028 default. Set the default 32bit/64bit archs with $with_arch
5029 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5031 2010-02-27 Richard Guenther <rguenther@suse.de>
5033 PR tree-optimization/43186
5034 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5035 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5036 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5037 unroller iterations.
5039 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5041 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5042 required and i[34567]86-*-* targets don't support 64bit ISA.
5044 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5047 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5050 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5052 * config.gcc: Set the default arch at least to Prescott for
5053 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5054 if SSE math is enabled.
5056 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5058 * diagnostic.c (diagnostic_initialize): Update.
5059 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5061 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5062 (diagnostic_inhibit_notes): New.
5063 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5065 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5068 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5069 * doc/standards.texi: Likewise.
5070 * doc/extend.texi: Likewise.
5071 * doc/trouble.texi: Likewise.
5072 * doc/cppopts.texi: Likewise.
5073 * doc/install.texi: Likewise.
5074 * c.opt (std=c90,std=gnu90): New options.
5075 * c-opts.c (c_common_handle_option): Handle them.
5077 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5080 * c-decl.c (undeclared_variable): Use an informative note.
5082 2010-02-26 Richard Guenther <rguenther@suse.de>
5084 PR tree-optimization/43186
5085 * gimple.h (gimple_fold): Remove.
5086 * gimple.c (gimple_fold): Remove. Inline into single user ...
5087 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5088 Try harder for conditions.
5090 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5093 * function.c (used_types_insert): Don't skip through named pointer
5094 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5095 and it is different from the main variant's type.
5097 2010-02-26 Nick Clifton <nickc@redhat.com>
5099 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5101 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5103 * config.gcc: Support --with-fpmath=sse for x86.
5105 * config/i386/ssemath.h: New.
5107 * doc/install.texi (--with-fpmath=sse): Documented.
5109 2010-02-26 Richard Guenther <rguenther@suse.de>
5111 PR tree-optimization/43188
5112 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5113 vector types of over-aligned element type.
5115 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5118 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5119 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5121 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5123 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5125 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5127 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5128 * var-tracking.c: Include diagnostic.h.
5129 (debug_dv): New function.
5130 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5133 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5134 (add_value_chain, add_value_chains, remove_value_chain,
5135 remove_value_chains): Handle DEBUG_EXPRs.
5136 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5139 * regcprop.c (struct queued_debug_insn_change): New type.
5140 (struct value_data_entry): Add debug_insn_changes field.
5141 (struct value_data): Add n_debug_insn_changes field.
5142 (debug_insn_changes_pool): New variable.
5143 (free_debug_insn_changes, apply_debug_insn_changes,
5144 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5145 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5146 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5148 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5150 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5151 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5152 changes, call cprop_find_used_regs via note_stores.
5153 (copyprop_hardreg_forward): When copying vd from predecessor
5154 which has any queued DEBUG_INSN changes, make sure the pointers are
5155 cleared. At the end call df_analyze and then if there are any
5156 DEBUG_INSN changes queued at the end of some basic block for still
5157 live registers, apply them.
5158 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5160 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5162 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5165 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5167 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5168 targets. Set the default with_cpu/with_arch from arch/cpu.
5169 Allow x86-64 and native for with_cpu/with_arch.
5171 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5173 * ebitmap.c: Change calls to verify_popcount with calls to
5174 sbitmap_verify_popcount.
5175 (ebitmap_clear_bit): Fixed map->cacheindex test and
5176 map>cache update when bit clearing results in an empty
5179 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5182 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5183 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5184 and support both V2DF and V2DI modes.
5185 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5186 support both V2DF and V2DI modes.
5187 (general): Delete trailing whitespace from a few patterns.
5189 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5190 V2DF/V2DI interleave high/low builtins.
5192 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5195 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5196 interleave high/low functions.
5198 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5200 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5201 #pragma extern_prefix.
5203 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5206 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5207 BLKmode, assert op0 is a MEM and just adjust its mode.
5210 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5211 if bitpos isn't multiple of mode's bitsize.
5213 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5215 * c.opt (-ftemplate-depth=): New.
5216 (-ftemplate-depth-): Deprecate.
5217 * optc-gen.awk: Handle -ftemplate-depth=.
5218 * opth-gen.awk: Likewise.
5219 * c-opts.c (c_common_handle_option): Likewise.
5220 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5222 2010-02-24 Jason Merrill <jason@redhat.com>
5224 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5226 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5228 * cfg.c (alloc_aux_for_block): Remove inline.
5229 (alloc_aux_for_edge): Likewise.
5231 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5233 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5235 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5237 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5238 * config/i386/sol2-gas.h: New file.
5239 * config.gcc (i[34567]86-*-solaris2*): Use it.
5241 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5244 * c-typeck.c (ep_convert_and_check): New.
5245 (build_conditional_expr): Use it.
5246 (build_binary_op): Likewise.
5248 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5250 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5253 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5254 bounds even for -O+.
5255 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5256 expr needs to have DECL_NAME set.
5258 2010-02-24 Nick Clifton <nickc@redhat.com>
5260 * config/mep/mep.c: Include gimple.h.
5261 (mep_function_uses_sp): Delete unused function.
5262 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5263 parameters. Use unsigned integers to count args. Return a
5264 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5266 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5269 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5270 greater or equal to nelt instead of 2 * nelt.
5271 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5274 2010-02-23 Jason Merrill <jason@redhat.com>
5277 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5278 in cfun->local_decls even if they have register types.
5281 * stor-layout.c (place_field): Don't warn about unnecessary
5282 DECL_PACKED if the type is packed.
5284 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5287 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5288 GOTOFF relocs, even when the base reg isn't pic pointer.
5290 2010-02-23 Michael Matz <matz@suse.de>
5293 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5294 (expand_gimple_basic_block): Generate and use debug temps if there
5295 are debug uses left after the last real use of TERed ssa names.
5296 Unlink debug immediate uses when they are expanded.
5298 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5301 * config/i386/i386.c (override_options): Reorganise to provide
5302 better error messages.
5304 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5307 * graphite-scop-detection.c (create_single_exit_edge): Move
5308 the call to find_single_exit_edge to....
5309 (create_sese_edges): ...here. Don't handle multiple edges
5310 exiting the function.
5311 (build_graphite_scops): Don't handle multiple edges
5312 exiting the function.
5314 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5317 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5318 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5320 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5323 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5325 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5328 * c-typeck.c (convert_arguments): Print declaration location.
5329 * c-common.c (validate_nargs): Rename as
5330 builtin_function_validate_nargs.
5331 (check_builtin_function_arguments): Update.
5333 2010-02-22 Richard Guenther <rguenther@suse.de>
5336 * tree-inline.c (declare_return_variable): Use the type of
5337 the call stmt lhs if available.
5339 2010-02-22 Duncan Sands <baldrick@free.fr>
5341 * passes.c (register_pass): Always consider all pass lists when
5342 ref_pass_instance_number is zero.
5344 2010-02-22 Richard Guenther <rguenther@suse.de>
5346 PR tree-optimization/42749
5347 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5348 parameter. Do arithmetic in the original type.
5349 (update_accumulator_with_ops): Likewise.
5350 (adjust_accumulator_values): Adjust.
5352 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5354 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5355 (QI to BLKmode splitter): New splitter.
5357 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5359 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5360 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5362 2010-02-22 Richard Guenther <rguenther@suse.de>
5364 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5366 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5368 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5369 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5370 ($(T)crti.o, $(T)crtn.o): Remove rules.
5372 2010-02-21 Tobias Burnus <burnus@net-b.de>
5375 * doc/invoke.texi (-fassociative-math): Document that this
5376 option is automatically enabled for Fortran.
5378 2010-02-20 David S. Miller <davem@davemloft.net>
5380 * configure.ac: Test if linker and assembler properly support
5381 GOTDATA_OP relocations.
5382 * configure: Rebuild.
5383 * config.in: Likewise.
5384 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5385 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5386 (movsi_high_pic): Likewise.
5387 (movdi_lo_sum_pic): Likewise.
5388 (movdi_high_pic): Likewise.
5389 (movsi_pic_gotdata_op): New pattern.
5390 (movdi_pic_gotdata_op): Likewise.
5391 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5392 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5394 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5397 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5398 attribute to ssemul.
5399 (xop_mulv2div2di3_high): Ditto.
5401 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5404 * c.opt (Wconversion-null): New option.
5405 * doc/invoke.texi (Wconversion-null): Document.
5407 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5409 * common.opt (Wlarger-than-): Add Undocumented.
5411 2010-02-19 Mike Stump <mikestump@comcast.net>
5413 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5415 2010-02-19 Jason Merrill <jason@redhat.com>
5418 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5419 * configure: Likewise.
5421 2010-02-20 Alan Modra <amodra@gmail.com>
5424 * cgraph.h (cgraph_make_decl_local): Declare.
5425 * cgraph.c (cgraph_make_decl_local): New function.
5426 (cgraph_make_node_local): Use it.
5427 * cgraphunit.c (cgraph_function_versioning): Likewise.
5428 * ipa.c (function_and_variable_visibility): Likewise.
5430 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5433 * except.c (sjlj_emit_function_enter): Don't call
5434 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5436 * rtl.h (add_reg_br_prob_note): Remove prototype.
5438 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5441 * c-common.c (conversion_warning): Remove widening conversions
5442 before checking the conversion of integers to reals.
5444 2010-02-19 Mike Stump <mikestump@comcast.net>
5447 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5450 * cgraphunit.c (process_function_and_variable_attributes): Check
5451 DECL_PRESERVE_P instead of looking up attribute "used".
5452 * ipa-pure-const.c (check_decl): Likewise.
5453 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5454 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5455 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5456 instead of attribute "used".
5457 * config/sol2-c.c (solaris_pragma_init): Likewise.
5458 (solaris_pragma_fini): Likewise.
5460 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5462 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5463 Use XCNEW instead of xcalloc.
5464 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5465 XNEW instead of xmalloc.
5466 (get_fields): Use XNEWVEC instead of xmalloc.
5469 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5470 populate vars array.
5471 (create_new_general_access): For debug stmts just reset value.
5472 (get_stmt_accesses): For accesses within debug stmts just record them
5473 using add_access_to_acc_sites instead of preventing the peeling or
5474 counting them as accesses.
5477 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5479 2010-02-19 Richard Guenther <rguenther@suse.de>
5481 PR tree-optimization/42916
5482 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5485 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5487 * configure.ac: Replace all uses of changequote in macro arguments
5488 with proper quoting.
5490 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5493 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5495 2010-02-19 Richard Guenther <rguenther@suse.de>
5497 PR tree-optimization/42944
5498 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5499 test for aliasing with errno.
5501 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5504 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5505 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5506 * dojump.c: Include output.h.
5507 (inv): New inline function.
5508 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5509 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5510 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5511 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5512 argument, pass it down to other calls.
5513 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5514 add REG_BR_PROB note to the conditional jump.
5515 * cfgexpand.c (add_reg_br_prob_note): Removed.
5516 (expand_gimple_cond): Don't call it, add the probability
5517 as last argument to jumpif_1/jumpifnot_1.
5518 * Makefile.in (dojump.o): Depend on output.h.
5519 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5521 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5522 * stmt.c (do_jump_if_equal): Likewise.
5523 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5524 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5525 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5527 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5528 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5529 jumpifnot_1 callers.
5530 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5532 (store_expr): Adjust jumpifnot caller.
5533 (store_constructor): Adjust jumpif caller.
5536 * gimplify.c (gimple_boolify): For __builtin_expect call
5537 gimple_boolify also on its first argument.
5539 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5541 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5543 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5544 * configure: Regenerated.
5546 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5548 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5549 lang_hooks.types_compatible_p instead of comptypes.
5551 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5553 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5554 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5555 if __prefer_thumb__ is defined.
5557 2010-02-18 Martin Jambor <mjambor@suse.cz>
5559 PR tree-optimization/43066
5560 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5561 array with zero-sized element type.
5563 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5565 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5566 rtx, allocate struct var_loc_node here and return it to the
5567 caller, and only if it is actually needed.
5568 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5569 move it earlier and return immediately if it returns NULL.
5571 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5573 * config/sparc/gas.h: New file. Restore
5574 TARGET_ASM_NAMED_SECTION to its ELF default.
5575 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5577 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5578 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5579 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5580 after sparc/sysv4.h.
5582 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5584 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5586 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5588 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5589 patterns from predicated pattern.
5591 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5594 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5595 for insn mnemonic suffix.
5597 2010-02-17 Richard Guenther <rguenther@suse.de>
5599 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5602 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5605 * caller-save.c (save_call_clobbered_regs): If BB ends with
5606 a DEBUG_INSN, move any notes in between last real insn and the last
5607 DEBUG_INSN after the last DEBUG_INSN.
5609 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5611 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5612 Fix return type. Fix argument type. Explain meaning of return value.
5614 2010-02-16 Richard Guenther <rguenther@suse.de>
5616 PR tree-optimization/41043
5617 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5618 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5620 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5622 2010-02-16 Ira Rosen <irar@il.ibm.com>
5624 PR tree-optimization/43074
5625 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5626 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5627 vectorizable cycles in hybrid SLP check.
5628 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5630 2010-02-16 Richard Guenther <rguenther@suse.de>
5632 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5633 (true_dependence): If memrefs_conflict_p computes must-alias
5634 trust it. Move TBAA check after offset-based disambiguation.
5635 (canon_true_dependence): Likewise.
5637 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5639 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5640 * doc/invoke.texi: Document it.
5641 * var-tracking.c: Include toplev.h and params.h.
5642 (vt_find_locations): Return bool indicating success. Compute
5643 hash sizes unconditionally. Check new parameter, report.
5644 (variable_tracking_main_1): Check vt_find_locations results and
5645 retry. Renamed from...
5646 (variable_tracking_main): ... this. New wrapper to preserve
5647 flag_var_tracking_assignments.
5648 * Makefile.in (var-tracking.o): Adjust dependencies.
5650 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5651 Jakub Jelinek <jakub@redhat.com>
5654 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5655 if weak_import attribute is present.
5656 * config/darwin.c (machopic_select_section): Likewise.
5658 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5660 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5661 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5662 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5663 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5665 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5668 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5671 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5672 Rewrite text to refer to the names.
5674 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5676 * config/i386/i386-builtin-types.def
5677 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5678 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5679 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5680 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5681 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5682 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5683 IX86_BUILTIN_VPERMIL2PS256.
5684 (MULTI_ARG_4_DF2_DI_I): Defined.
5685 (MULTI_ARG_4_DF2_DI_I1): Defined.
5686 (MULTI_ARG_4_SF2_SI_I): Defined.
5687 (MULTI_ARG_4_SF2_SI_I1): Defined.
5688 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5689 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5690 __builtin_ia32_vpermil2ps256.
5691 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5692 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5693 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5694 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5695 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5696 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5697 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5698 CODE_FOR_xop_vpermil2v8sf3.
5699 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5700 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5701 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5702 (_mm256_permute2_pd): New.
5703 (_mm_permute2_ps): New.
5704 (_mm256_permute2_ps): New.
5706 2010-02-15 Nick Clifton <nickc@redhat.com>
5708 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5709 boolean parameters. Use emit_jump_insn when emitting a pop
5710 instruction containing a return insn.
5711 (push): Use 'true' rather than '1' as second parameter to F.
5712 (h8300_expand_prologue): Likewise.
5713 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5714 (h8300_expand_epilogue): Likewise.
5716 2010-02-15 Richard Guenther <rguenther@suse.de>
5719 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5722 2010-02-15 Nick Clifton <nickc@redhat.com>
5724 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5727 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5729 * intl.c (fake_ngettext): New function.
5730 * intl.h (fake_ngettext): Declare.
5731 (ngettext): Define macro.
5732 * collect2.c (notice_translated): New function.
5733 (main): Use notice_translated and ngettext.
5734 * collect2.h (notice_translated): Declare.
5736 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5738 * reorg.c (delete_computation): Comment fixes.
5739 * caller-save.c (setup_save_areas): Idem.
5740 * sel-sched-dump.c (dump_lv_set): Idem.
5743 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5745 * config/s390/s390.c (s390_sched_init): New function.
5746 (TARGET_SCHED_INIT): Target hook defined.
5748 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5749 Jack Howarth <howarth@bromo.med.uc.edu>
5750 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5753 Partial revert of unintended change in fix for PR41605.
5754 * config/darwin.h: Fix typo.
5755 * config/darwin9.h: Same.
5757 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5759 * c-pch.c (pch_init): Clear v.
5761 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5764 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5765 graphite_can_represent_init for MULT_EXPR.
5767 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5771 * graphite-sese-to-poly.c (remove_phi): New.
5772 (translate_scalar_reduction_to_array): Call remove_phi.
5774 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5777 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5778 * graphite-clast-to-gimple.h (gloog): Update declaration.
5779 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5780 * graphite-poly.h (struct poly_bb): Add missing comments.
5781 (struct scop): Add poly_scop_p field.
5783 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5784 * graphite.c (graphite_transform_loops): Build the polyhedral
5785 representation for each scop before code generation.
5786 * sese.c (rename_variables_in_operand): Removed.
5787 (rename_variables_in_expr): Return the renamed expression.
5788 (rename_sese_parameters): New.
5789 * sese.h (rename_sese_parameters): Declared.
5791 2010-02-11 Richard Guenther <rguenther@suse.de>
5793 PR tree-optimization/42998
5794 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5795 POINTER_PLUS_EXPR properly.
5797 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5798 Changpeng Fang <changpeng.fang@amd.com>
5801 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5802 the cost of an IV candidate when the IV is used in a test against zero.
5804 * gcc.dg/tree-ssa/ivopts-3.c: New.
5806 2010-02-11 Richard Guenther <rguenther@suse.de>
5809 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5810 pointer-vs-decl case by swapping refs. Handle some cases
5811 of pointer-vs-decl disambiguations more conservatively.
5812 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5813 to false after expanding.
5815 2010-02-11 Richard Guenther <rguenther@suse.de>
5818 * gcc.c (process_command): Handle LTO file@offset case more
5821 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5823 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5824 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5826 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5828 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5829 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5830 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5831 Optimize eq/ne comparisons when both arguments are known to be
5833 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5834 Don't mask operands unnecessarily if they are known to be already
5837 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5839 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5842 2010-02-10 Richard Guenther <rguenther@suse.de>
5844 PR tree-optimization/43017
5845 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5846 for wrapping signed arithmetic.
5848 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5851 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5852 if no debug info should be emitted for it.
5854 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5856 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5857 note when flag_exceptions is set.
5859 2010-02-10 Duncan Sands <baldrick@free.fr>
5861 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5863 2010-02-10 Richard Guenther <rguenther@suse.de>
5866 * tree.c (get_unwidened): Handle constants.
5867 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5869 2010-02-10 Martin Jambor <mjambor@suse.cz>
5872 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5873 check for variable argument counts independently.
5875 2010-02-10 Christian Bruel <christian.bruel@st.com>
5878 * config/sh/sh.c (find_barrier): Increase length for non delayed
5879 conditional branches.
5881 2010-02-10 Christian Bruel <christian.bruel@st.com>
5883 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5885 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5887 * builtins.c (set_builtin_user_assembler_name): Also handle
5888 ffs if int is smaller than word.
5890 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5893 * ira-conflicts.c (get_dup): Remove.
5894 (process_reg_shuffles): Add new parameter. Use it as an
5895 additional guard for copy generation.
5896 (add_insn_allocno_copies): Rewrite.
5898 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5900 * common.opt (fsched2-use-traces): Preserved for backward
5902 * doc/invoke.texi: Remove the documentation about option
5903 -fsched2-use-traces.
5904 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5905 flag_sched2_use_traces.
5906 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5907 the backward compatibility flag section.
5909 2010-02-09 Richard Guenther <rguenther@suse.de>
5911 PR tree-optimization/43008
5912 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5913 make HEAP variables initialized from global memory if they
5914 are not known builtin functions.
5915 (find_func_aliases): Adjust.
5917 2010-02-09 Richard Guenther <rguenther@suse.de>
5919 PR tree-optimization/43000
5920 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5921 arithmetic manually.
5923 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5925 PR tree-optimization/42931
5926 * tree-loop-linear.c (try_interchange_loops): Don't call
5927 double_int_mul if estimated_loop_iterations failed.
5929 2010-02-08 Martin Jambor <mjambor@suse.cz>
5932 * tree-sra.c (build_accesses_from_assign): Do not mark in
5933 should_scalarize_away_bitmap if stmt has volatile ops.
5934 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5937 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5939 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5941 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5943 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5946 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5949 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5951 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5954 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5955 to unknown_dependence.
5956 (graphite_legal_transform_dr): Handle the unknown_dependence.
5957 (graphite_carried_dependence_level_k): Same.
5959 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5961 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5963 2010-02-07 Richard Guenther <rguenther@suse.de>
5966 * expr.c (get_inner_reference): Always initialize *pbitsize.
5968 2010-02-07 Richard Guenther <rguenther@suse.de>
5971 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5972 new ARRAY_REFs on variable size element or minimal index arrays.
5974 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5975 gimple_fold_indirect_ref.
5977 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5980 * arm.c (arm_override_options): Just return if the user has specified
5981 an invalid fpu name.
5983 2010-02-03 Jason Merrill <jason@redhat.com>
5986 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5987 i386_pe_maybe_record_exported_symbol.
5989 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5992 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5993 (pa_delegitimize_address): New function.
5995 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5997 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5998 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6000 2010-02-05 Richard Guenther <rguenther@suse.de>
6003 * lto-streamer-in.c (get_resolution): Deal with references
6004 to undefined functions.
6006 2010-02-05 Richard Guenther <rguenther@suse.de>
6008 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6009 (fold_const_aggregate_ref): Likewise.
6010 (ccp_fold_stmt): Substitute loads.
6011 (maybe_fold_reference): Verify types before substituting.
6013 (fold_gimple_assign): Unshare properly.
6014 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6016 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6018 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6019 for rs6000_gen_cell_microcode.
6021 2010-02-04 Richard Guenther <rguenther@suse.de>
6023 PR rtl-optimization/42952
6024 * dse.c (const_or_frame_p): Remove MEM handling.
6026 2010-02-04 Nick Clifton <nickc@redhat.com>
6028 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6029 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6030 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6031 (mn10300_asm_output_mi_thunk): New function.
6032 (mn10300_can_output_mu_thunk): New function.
6033 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6034 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6035 (FUNCTION_ARG): Delete incorrect comment.
6037 2010-02-03 Jason Merrill <jason@redhat.com>
6040 * fold-const.c (operand_equal_p): Handle erroneous types.
6042 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6044 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6046 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6048 PR rtl-optimization/42941
6049 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6052 2010-02-03 Jason Merrill <jason@redhat.com>
6055 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6057 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6060 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6061 (cselib_reset_table): Renamed from...
6062 (cselib_reset_table_with_next_value): ... this.
6063 (cselib_get_next_uid): Renamed from...
6064 (cselib_get_next_unknown_value): ... this.
6065 * cselib.c (next_uid): Renamed from...
6066 (next_unknown_value): ... this.
6067 (cselib_clear_table): Adjust.
6068 (cselib_reset_table): Adjust. Renamed from...
6069 (cselib_reset_table_with_next_value): ... this.
6070 (cselib_get_next_uid): Adjust. Renamed from...
6071 (cselib_get_next_unknown_value): ... this.
6072 (get_value_hash): Use hash.
6073 (cselib_hash_rtx): Likewise.
6074 (new_cselib_val): Adjust. Set and dump uid.
6075 (cselib_lookup_mem): Pass next_uid as hash.
6076 (cselib_subst_to_values): Likewise.
6077 (cselib_log_lookup): Dump uid.
6078 (cselib_lookup): Pass next_uid as hash. Adjust.
6079 (cselib_process_insn): Adjust.
6080 (cselib_init): Initialize next_uid.
6081 (cselib_finish): Adjust.
6082 (dump_cselib_table): Likewise.
6083 * dse.c (canon_address): Dump value uid.
6084 * print-rtl.c (print_rtx): Print value uid.
6085 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6087 (dv_uid): New function, sort of renamed from...
6088 (dv_htab_hash): ... this, reimplemented in terms of it and...
6089 (dv_uid2hash): ... this. New.
6090 (variable_htab_eq): Drop excess assertions.
6091 (tie_break_pointers): Removed.
6092 (canon_value_cmp): Compare uids.
6093 (variable_post_merge_New_vals): Print uids.
6094 (vt_add_function_parameters): Adjust.
6095 (vt_initialize): Reset table. Adjust.
6097 2010-02-03 Richard Guenther <rguenther@suse.de>
6099 PR tree-optimization/42944
6100 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6101 (call_may_clobber_ref_p_1): Likewise. Properly handle
6102 malloc and calloc clobbering errno.
6104 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6106 * doc/invoke.texi: Fix name of sched1 dump.
6108 * opts.c (decode_options): Set flag_tree_switch_conversion
6109 only conditionally on optimize >= 2.
6111 * gcse.c: Assorted comment fixes in pass description.
6113 2010-02-03 Anthony Green <green@moxielogic.com>
6115 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6116 nop padding in order to maintain alignment of storage location of
6117 target function address.
6118 (moxie_trampoline_init): Store target function address at newly
6120 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6122 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6124 2010-02-03 Richard Guenther <rguenther@suse.de>
6127 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6129 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6131 * config.gcc: Reenable check for obsolete targets.
6132 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6133 mips-sgi-irix6.[0-4]*.
6135 2010-02-02 Nick Clifton <nickc@redhat.com>
6137 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6138 constant size of 4 as being the same as 0.
6139 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6140 can take values in the range 0..4.
6142 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6145 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6146 as _darwin10_Unwind_FindEnclosingFunction().
6147 * libgcc-libsystem.ver: New.
6149 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6152 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6153 implicitly set registers.
6155 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6157 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6158 (arm_override_options): Allow automatic selection of the thread
6159 pointer register if thumb2.
6160 (legitimize_pic_address): Improve code sequences for Thumb2.
6161 (arm_call_tls_get_addr): Likewise.
6162 (legitimize_tls_address): Likewise.
6163 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6164 (pic_load_addr_32bit): ... this. New named pattern.
6165 * thumb2.md (pic_load_addr_thumb2): Delete.
6166 (pic_load_dot_plus_four): Delete.
6167 (tls_load_dot_plus_four): New named pattern.
6169 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6172 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6173 Document fix for TLS bug.
6175 2010-01-31 Richard Guenther <rguenther@suse.de>
6177 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6178 conservatively correct.
6180 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6184 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6186 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6188 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6190 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6192 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6194 * config.gcc: Adjust order of makefile fragments for mingw targets.
6196 2010-01-31 Richard Guenther <rguenther@suse.de>
6199 * gimplify.c (gimplify_init_constructor): For volatile LHS
6200 initialize a temporary.
6202 2010-01-31 Matthias Klose <doko@ubuntu.com>
6204 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6206 * configure: Regenerate.
6208 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6210 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6211 the same alias set and their sizes different constantness.
6212 (aliasing_component_refs_p): Revert 2009-10-24 change.
6214 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6216 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6219 2010-01-29 Richard Guenther <rguenther@suse.de>
6221 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6222 Assert we successfully updated the call.
6224 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6226 PR rtl-optimization/42889
6227 * df.h (df_set_bb_dirty_nonlr): New prototype.
6228 * df-core.c (df_set_bb_dirty_nonlr): New function.
6229 * df-scan.c (df_insn_rescan): Call it instead of
6230 df_set_bb_dirty for DEBUG_INSNs.
6232 2010-01-29 Richard Guenther <rguenther@suse.de>
6235 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6236 quadratic behavior in most cases.
6238 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6241 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6242 in the call to gen_x86_movsicc_0_m1.
6244 2010-01-28 Richard Guenther <rguenther@suse.de>
6246 PR tree-optimization/42871
6247 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6249 2010-01-28 Richard Guenther <rguenther@suse.de>
6251 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6252 into call arguments.
6254 2010-01-28 Richard Guenther <rguenther@suse.de>
6257 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6258 the forwarder if the destination is an EH landing pad.
6260 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6262 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6263 block list passed to gimple_duplicate_sese_tail.
6264 (parallelize_loops): Avoid parallelization when the function
6266 Avoid parallelization when the preheader is IRREDUCIBLE.
6267 Try to optimize when estimated_loop_iterations_int is unresolved.
6268 Add the loop's location to the dump file.
6269 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6270 (gimple_duplicate_sese_tail): Remove the check for the latch.
6271 Redirect nexits to the exit block.
6272 Remove handling of the incoming edges to the latch.
6273 Redirect the backedge from the copied latch to the exit bb.
6275 2010-01-28 Michael Matz <matz@suse.de>
6278 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6279 Wrap force_reg into a sequence, emit it before user.
6281 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6283 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6285 (arm_legacy_rev): Likewise.
6286 (thumb_legacy_rev): Likewise.
6288 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6290 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6291 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6292 on MEM's address failed, try avoid_constant_pool_reference and
6293 recurse if it returned something different.
6294 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6295 address, try avoid_constant_pool_reference and recurse if it
6296 returned something different.
6297 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6298 address and avoid_constant_pool_reference returned something
6299 different, don't set have_address.
6301 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6304 * var-tracking.c (val_store): Add modified argument, obey it.
6306 (count_uses): Move down logging of main.
6307 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6308 don't need resolution.
6309 (emit_notes_in_bb): Likewise.
6311 2010-01-27 Richard Guenther <rguenther@suse.de>
6314 * tree-inline.c (remap_decl): Delay remapping of SSA name
6315 default definitions until we need them.
6317 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6319 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6320 (rs6000_delegitimize_address): New function.
6322 * config/s390/s390.c (s390_delegitimize_address): Call
6323 delegitimize_mem_from_attrs.
6326 * tree-inline.c (cannot_copy_type_1): Removed.
6327 (copy_forbidden): Don't forbid copying of functions containing
6328 records/unions with variable length fields.
6330 2010-01-27 Christian Bruel <christian.bruel@st.com>
6334 * config/sh/sh.c (find_barrier): Increase length for non delayed
6335 conditional branches.
6337 2010-01-27 Matthias Klose <doko@ubuntu.com>
6339 * configure.ac (gnu-unique-object): Fix ldd version check.
6340 * configure: Regenerate.
6342 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6344 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6346 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6347 Test for HAVE_GNU_AS value.
6349 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6351 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6352 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6353 INT64_TYPE): Define.
6354 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6355 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6356 INT_LEAST64_TYPE): Define.
6357 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6358 UINT_LEAST64_TYPE): Define.
6359 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6360 INT_FAST64_TYPE): Define.
6361 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6362 UINT_FAST64_TYPE): Define.
6363 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6364 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6365 (SIG_ATOMIC_TYPE): Define.
6367 2010-01-26 Richard Guenther <rguenther@suse.de>
6369 * df-scan.c (df_scan_set_bb_info): Remove assert.
6370 (df_insn_rescan_debug_internal): Merge asserts.
6371 (df_install_ref): Likewise.
6372 (df_mark_reg): Use bitmap_set_range.
6373 (df_hard_reg_used_p): Remove assert.
6374 (df_hard_reg_used_count): Likewise.
6376 2010-01-26 Richard Guenther <rguenther@suse.de>
6378 PR rtl-optimization/42685
6379 * web.c (web_main): Ignore DEBUG_INSNs.
6381 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6383 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6385 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6386 Fix types of fndecl and arglist parameters.
6388 2010-01-26 Richard Guenther <rguenther@suse.de>
6391 * tree-eh.c (unsplit_eh): Skip debug insns.
6393 2010-01-26 Richard Guenther <rguenther@suse.de>
6395 PR tree-optimization/42250
6396 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6398 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6401 * omp-low.c (expand_omp_sections): Only use single_pred if
6402 l2_bb is single_pred_p.
6404 2010-01-25 Christian Bruel <christian.bruel@st.com>
6407 * config/sh/sh.c (find_barrier): Increase length for non delayed
6408 conditional branches.
6409 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6411 2010-01-24 David S. Miller <davem@davemloft.net>
6413 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6414 define if not using GAS.
6415 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6416 Likewise. Delete SECTION_MERGE code, which is only applicable
6419 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6422 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6423 mangling of va_list in system headers.
6425 2010-01-23 Toon Moene <toon@moene.org>
6427 * tree-predcom.c (combine_chains): Return NULL, not false.
6429 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6431 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6432 initialization of variable res to agree with return type.
6434 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6436 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6437 * tree-sra.c: Add include of expr.h.
6439 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6441 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6442 insert the debug stmt on the single non-EH edge from the stmt.
6444 2010-01-22 Richard Henderson <rth@redhat.com>
6447 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6448 the RHS until after generate_subtree_copies has insertted its
6449 code before the current statement.
6451 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6453 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6455 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6457 2010-01-21 Martin Jambor <mjambor@suse.cz>
6459 PR tree-optimization/42585
6460 * tree-sra.c (struct access): New field grp_total_scalarization.
6461 (dump_access): Dump the new field.
6462 (should_scalarize_away_bitmap): New variable.
6463 (cannot_scalarize_away_bitmap): Likewise.
6464 (sra_initialize): Allocate new bitmaps.
6465 (sra_deinitialize): Free new bitmaps.
6466 (create_access_1): New function.
6467 (create_access): Parts moved to create_access_1.
6468 (type_consists_of_records_p): New function.
6469 (completely_scalarize_record): Likewise.
6470 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6471 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6472 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6474 (analyze_all_variable_accesses): Completely scalarize small eligible
6477 2010-01-21 Martin Jambor <mjambor@suse.cz>
6479 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6481 2010-01-21 Andrew Haley <aph@redhat.com>
6483 * gcc.c (process_command): Move lang_specific_driver before
6484 setting cc_libexec_prefix.
6486 2010-01-21 Richard Guenther <rguenther@suse.de>
6489 * fold-const.c (negate_expr_p): Pretend only negative
6490 real constants are easily negatable.
6492 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6493 Jason Merrill <jason@redhat.com>
6495 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6496 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6497 * calls.c (initialize argument_information): Handle it.
6498 * c-common.c (handle_transparent_union_attribute): Use new name.
6499 * c-decl.c (finish_struct): Ditto.
6500 * c-typeck.c (type_lists_compatible_p): Ditto.
6501 (convert_for_assignment): Use new name and also handle record.
6502 * function.c (aggregate_value_p): Handle it.
6503 (pass_by_reference): Ditto.
6504 (assign_parm_data_types): Ditto.
6505 * print-tree.c (print_node): Ditto.
6506 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6507 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6508 * tree.c (first_field): New fn.
6510 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6513 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6514 even when linking statically, for now.
6516 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6519 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6520 without a cselib val.
6521 (count_uses): Accept MO_VAL_SET with no val on stores.
6522 (add_stores): Likewise.
6524 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6526 * var-tracking.c (check_value_val): Add a compile time assertion.
6527 (dv_is_decl_p): Simplify.
6528 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6529 gcc_assert if ENABLE_CHECKING.
6531 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6534 * var-tracking.c: Include tree-flow.h.
6535 (mem_dies_at_call): New.
6536 (dataflow_set_preserve_mem_locs): Use it.
6537 (dataflow_set_remove_mem_locs): Likewise.
6538 (dump_var): Renamed from dump_variable. Adjust all callers.
6539 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6540 * Makefile.in (var-tracking.o): Adjust deps.
6542 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6544 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6546 2010-01-20 Richard Guenther <rguenther@suse.de>
6548 PR tree-optimization/42717
6549 * tree-ssa-dce.c (get_live_post_dom): Remove.
6550 (forward_edge_to_pdom): Take an arbitrary edge to copy
6551 degenerate PHI args from.
6552 (remove_dead_stmt): Use the first post-dominator even if it
6553 does not contain live statements as redirection destination.
6555 2010-01-20 Richard Guenther <rguenther@suse.de>
6557 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6559 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6561 * sel-sched.c (create_speculation_check): Remove set but not used
6563 (try_transformation_cache): Remove set but not used variable ds.
6564 (calculate_privileged_insns): Remove set but not used variables
6565 cur_insn and min_spec_insn.
6566 (find_best_expr): Remove set but not used variable avail_n.
6567 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6569 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6571 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6572 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6575 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6578 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6579 cpu types. Add support for *-sse3 cpu types.
6580 (x86_64-*-*): Ditto.
6582 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6585 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6586 argument, call initializer_constant_valid_p_1 instead of
6587 initializer_constant_valid_p, pass CACHE to it, return NULL
6588 immediately if first call returns NULL.
6589 (initializer_constant_valid_p_1): New function.
6590 (initializer_constant_valid_p): Use it.
6592 2010-01-20 Thomas Quinot <quinot@adacore.com>
6594 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6596 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6598 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6599 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6600 (loc_list_from_tree): Don't handle unsigned division. Handle
6601 signed modulo using DW_OP_{over,over,div,mul,minus}.
6602 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6603 modulo instead of signed.
6605 2010-01-20 DJ Delorie <dj@redhat.com>
6607 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6609 (h8300_emit_stack_adjustment): Propogate it.
6611 (h8300_expand_prologue): Likewise.
6612 (h8300_expand_epilogue): Likewise.
6614 2010-01-19 Michael Matz <matz@suse.de>
6616 PR tree-optimization/41783
6617 * tree-data-ref.c (toplevel): Include flags.h.
6618 (dump_data_dependence_relation): Also dump the inputs if the
6619 result will be unknown.
6620 (split_constant_offset_1): Look through some conversions.
6621 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6622 the offset from last element is too large.
6623 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6624 (reassociate_to_the_same_stmt): Handle vector registers.
6625 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6627 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6628 wide_prolog_niters argument, emit widening instructions.
6629 (vect_do_peeling_for_alignment): Adjust caller, use widened
6630 variant of the iteration cound.
6631 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6633 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6636 * config/arm/neon-testgen.m (emit_automatics): New parameter
6637 features. Adjust for Fixed_return_reg feature.
6638 (test_intrinsic): Call emit_automatics with new feature.
6639 * config/arm/neon.ml: Update copyright years.
6640 (features): New Fixed_return_reg feature.
6641 (ops): Update feature for Vget_low.
6643 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6645 PR tree-optimization/42719
6646 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6650 * fwprop.c (all_uses_available_at): Return false if def_set dest
6651 is a REG that is used in def_insn.
6653 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6655 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6657 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6660 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6662 * target.h (struct gcc_target) <secondary_reload>: Change type
6663 of last argument to secondary_reload_info *.
6665 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6668 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6669 memory references with unaligned offsets. Remove CQImode handling.
6670 (unaligned_memory_operand): Return 1 for memory references with
6671 unaligned offsets. Remove CQImode handling.
6673 2010-01-18 Richard Guenther <rguenther@suse.de>
6676 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6679 2010-01-18 Richard Guenther <rguenther@suse.de>
6681 PR tree-optimization/42781
6682 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6683 restrict processing only if the original variable was artificial.
6685 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6687 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6688 find number of popped argument bytes.
6690 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6691 Fix the text that describes the return value for invalid insns.
6693 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6695 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6696 Clarify what 'cost of the -dependence' is. Fix quoting.
6698 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6699 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6701 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6703 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6704 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6706 2010-01-17 Richard Guenther <rguenther@suse.de>
6709 * function.c (split_complex_args): Take a VEC to modify.
6710 (assign_parms_augmented_arg_list): Build a VEC instead of
6711 a chain of PARM_DECLs.
6712 (assign_parms_unsplit_complex): Take a VEC of arguments.
6713 Do not fixup unmodified parms.
6714 (assign_parms): Deal with the VEC.
6715 (gimplify_parameters): Likewise.
6717 2010-01-17 Richard Guenther <rguenther@suse.de>
6719 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6720 node existence check.
6721 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6722 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6723 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6724 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6725 (gimple_execute_on_growing_pred): Likewise.
6727 2010-01-17 Richard Guenther <rguenther@suse.de>
6729 PR tree-optimization/42773
6730 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6731 (compute_antic_aux): Likewise.
6732 (compute_partial_antic_aux): Likewise.
6734 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6737 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6740 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6742 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6745 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6746 Fix markup for strict argument.
6748 (TARGET_SCHED_REORDER2): Fix argument types.
6750 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6751 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6753 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6754 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6756 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6759 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6760 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6761 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6762 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6763 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6765 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6767 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6769 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6770 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6772 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6774 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6777 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6779 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6780 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6782 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6784 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6786 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6787 referring to it. Fix language.
6789 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6791 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6793 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6795 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6797 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6798 '@var{stream}. Remove stray 'and'.
6800 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6802 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6804 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6806 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6807 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6809 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6810 Fix description of return value.
6811 Rename argument "sz" to "len."
6813 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6814 Clarify meaning of 'true' return value.
6816 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6818 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6819 rep_mode versus mode_rep.
6821 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6823 (TARGET_BUILTIN_DECL): Fix name.
6825 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6827 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6829 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6831 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6833 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6835 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6838 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6839 Rename argument tm_fn to md_fn.
6841 (TARGET_OPTION_PRINT): Fix argument list.
6843 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6846 * config/i386/i386.c (ix86_fixup_binary_operands):
6847 Revert FMA4 fixup of operands.
6849 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6852 * Makefile.in (write_entries_to_file, install-plugin):
6853 Use \012 instead of \n with tr.
6855 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6857 * configure.ac (HAVE_AS_REF): New C macro.
6858 * configure: Regenerate.
6859 * config.in: Likewise.
6860 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6862 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6865 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6867 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6869 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6871 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6873 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6875 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6877 (TARGET_BINDS_LOCAL_P): Fix argument type.
6879 (TARGET_ASM_FILE_END): Use prototype.
6881 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6883 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6885 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6887 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6889 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6890 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6892 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6893 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6895 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6896 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6897 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6898 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6900 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6902 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6904 (TARGET_INIT_BUILTINS): Use prototype.
6906 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6907 Put 'const char *' in braces. Fix parameter types.
6908 (TARGET_INVALID_CONVERSION): Fix parameter types.
6909 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6910 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6912 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6915 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6917 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6919 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6921 * doc/tm.texi (TARGET_HELP): Fix return type.
6923 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6924 in braces. Fix argument types.
6926 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6928 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6930 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6932 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6933 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6935 (TARGET_MANGLE_TYPE): Fix argument types.
6937 (TARGET_IRA_COVER_CLASSES): Use prototype.
6939 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6941 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6943 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6945 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6947 (TARGET_CALLEE_COPIES): Fix argument types.
6949 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6951 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6953 (TARGET_FUNCTION_VALUE): Fix argument types.
6955 (TARGET_RETURN_IN_MSB): Fix argument type.
6957 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6959 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6961 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6963 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6964 agree with return type.
6966 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6968 2010-01-15 Jing Yu <jingyu@google.com>
6970 PR rtl-optimization/42691
6971 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6972 a pseudo to a constant and are merged, and adjust comments.
6974 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6976 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6978 2010-01-15 Richard Guenther <rguenther@suse.de>
6981 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6982 labels of computed or non-local gotos to the destination.
6983 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6984 landing pad label is the first label.
6986 2010-01-15 Richard Guenther <rguenther@suse.de>
6988 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6990 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6993 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6994 to allow generation of the xssqrtdp instruction on power7.
6995 (sqrtdf2_fpr): Ditto.
6997 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7000 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7001 functions with noreturn attribute.
7004 * varasm.c (declare_weak): Add weak attribute to decl if it
7005 doesn't have one already.
7006 (assemble_external): Only add decls to weak_decls if they also
7007 have weak attribute.
7009 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7011 * var-tracking.c (var_reg_delete): Don't delete the association
7012 between REGs and values or one-part variables if the register
7015 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7018 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7019 because its first operand is a non-localized variable.
7021 2010-01-14 Martin Jambor <mjambor@suse.cz>
7023 PR tree-optimization/42706
7024 * tree-sra.c (encountered_recursive_call): New variable.
7025 (encountered_unchangable_recursive_call): Likewise.
7026 (sra_initialize): Initialize both new variables.
7027 (callsite_has_enough_arguments_p): New function.
7028 (scan_function): Call decl and flags check only for IPA-SRA, check
7029 whether there is a recursive call and whether it has enough arguments.
7030 (all_callers_have_enough_arguments_p): New function.
7031 (convert_callers): Look for recursive calls only when
7032 encountered_recursive_call is set.
7033 (ipa_early_sra): Bail out either if
7034 !all_callers_have_enough_arguments_p or
7035 encountered_unchangable_recursive_call.
7037 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7039 * sel-sched.c: Add 2010 to copyright years.
7040 * sel-sched-ir.c: Likewise.
7041 * sel-sched-ir.h: Likewise.
7043 2010-01-14 Martin Jambor <mjambor@suse.cz>
7045 PR tree-optimization/42714
7046 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7047 constructors specially.
7049 2010-01-14 Andi Kleen <ak@linux.intel.com>
7051 * config/i386/drivers-i386.c (detect_caches_intel):
7052 Add l2sizekb parameter and fill in.
7053 (host_detect_local_cpu): Add l2sizekb, fill in.
7054 Add Atom small cache heuristic.
7056 2010-01-14 Andi Kleen <ak@linux.intel.com>
7058 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7059 Add level3 parameter and fill in.
7060 (detect_caches_intel): Handle level3 cache.
7062 2010-01-14 Andi Kleen <ak@linux.intel.com>
7064 * config/i386/drivers-i386.c (host_detect_local_cpu):
7065 Fix core duo detection.
7067 2010-01-14 Andi Kleen <ak@linux.intel.com>
7069 * config/i386/drivers-i386.c (host_detect_local_cpu):
7072 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7074 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7075 (rs6000_variable_issue_1): this. Use...
7076 (rs6000_variable_issue): here. Reimplement. Print debug info.
7078 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7080 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7081 sel_restore_notes. Update all callers. Call reemit_notes
7084 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7086 PR rtl-optimization/42246
7087 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7090 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7092 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7093 all successors is the same as number of successors in current region.
7095 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7097 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7098 to rename is not separable. Otherwise check that its LHS is not NULL.
7100 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7102 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7104 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7106 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7107 available registers when failed to discover LHS register class.
7108 Fix indentation. Update comment.
7110 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7111 Alexander Monakov <amonakov@ispras.ru>
7113 PR rtl-optimization/42389
7114 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7116 (advance_state_on_fence): Likewise.
7117 (sel_target_adjust_priority): Print debug output only when
7118 sched_verbose >= 4, not 2.
7119 (get_expr_cost): Do not issue all unique insns on the next cycle.
7120 (fill_insns): Initialize can_issue_more from the value saved
7122 * sel-sched-ir.c (flist_add): New parameter issue_more.
7123 Init FENCE_ISSUE_MORE with it.
7124 (merge_fences): Likewise.
7125 (init_fences): Update call to flist_add.
7126 (add_to_fences, add_clean_fence_to_fences)
7127 (add_dirty_fence_to_fences): Likewise.
7128 (move_fence_to_fences): Update call to merge_fences.
7129 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7131 * sel-sched-ir.h (struct _fence): New field issue_more.
7132 (FENCE_ISSUE_MORE): New accessor macro.
7134 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7136 PR rtl-optimization/42388
7137 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7138 that have no predecessors nor successors. Do not call move_bb_info
7139 for empty blocks outside of current region.
7141 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7143 PR rtl-optimization/42294
7144 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7145 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7146 originators' originators.
7148 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7150 PR rtl-optimization/39453
7151 PR rtl-optimization/42246
7152 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7154 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7156 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7157 Alexander Monakov <amonakov@ispras.ru>
7160 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7161 (maybe_tidy_empty_bb): ... here. Make static. Add new
7162 argument. Update all callers.
7163 (tidy_control_flow): ... and here. Recompute topological order
7164 of basic blocks in region if necessary.
7165 (sel_redirect_edge_and_branch): Change return type. Return true
7166 if topological order might have been invalidated.
7167 (purge_empty_blocks): Export and move from...
7168 * sel-sched.c (purge_empty_blocks): ... here.
7169 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7170 (maybe_tidy_empty_bb): Delete prototype.
7171 (purge_empty_blocks): Declare.
7173 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7175 PR rtl-optimization/42249
7176 * sel-sched.c (try_replace_dest_reg): When chosen register
7177 and original register is the same, do not bail out early, but
7178 still check all original insns for validity of replacing destination
7179 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7182 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7185 Port from no-undefined-overflow branch:
7186 2009-03-09 Richard Guenther <rguenther@suse.de>
7188 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7190 2010-01-14 Richard Guenther <rguenther@suse.de>
7193 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7195 2010-01-14 Ira Rosen <irar@il.ibm.com>
7197 PR tree-optimization/42709
7198 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7199 as scalar type in creation of constant vector operand.
7201 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7204 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7205 (check-parallel-%): Match `testsuite' directory component only
7208 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7210 PR translation/39521
7211 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7214 2010-01-13 Richard Guenther <rguenther@suse.de>
7216 PR tree-optimization/42730
7217 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7220 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7223 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7224 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7227 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7229 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7230 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7231 ___umulsi3_highpart.
7233 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7234 rather than schedule_insns if the pass is enabled.
7236 2010-01-13 Martin Jambor <mjambor@suse.cz>
7238 PR tree-optimization/42704
7239 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7242 2010-01-13 Martin Jambor <mjambor@suse.cz>
7244 PR tree-optimization/42703
7245 * tree-sra.c (analyze_access_subtree): Check that we can build a
7246 reference to the original data within the aggregate.
7248 2010-01-13 Richard Guenther <rguenther@suse.de>
7250 PR tree-optimization/42705
7251 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7253 2010-01-13 Richard Guenther <rguenther@suse.de>
7256 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7258 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7261 * var-tracking.c (values_to_unmark): New variable.
7262 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7263 values_to_unmark vector. Moved body to...
7264 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7265 instead queue it into values_to_unmark vector.
7266 (vt_find_locations): Free values_to_unmark vector.
7268 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7270 * config/s390/s390.c (override_options): Set
7271 default of max-pending-list-length to 256
7273 2010-01-13 Richard Guenther <rguenther@suse.de>
7276 * tree-pass.h (PROP_gimple_lcx): New.
7277 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7278 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7279 before the final cleanup_eh.
7280 (dump_properties): Dump PROP_gimple_lcx.
7281 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7282 (tree_lower_complex_O0): Remove.
7283 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7284 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7285 tree_lower_complex, schedule TODO_update_ssa.
7286 * lto-streamer-out.c (output_function): Stream the functions
7288 * lto-streamer-in.c (input_function): Likewise.
7289 (lto_read_body): Do not override them here.
7291 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7294 * c-typeck.c (build_c_cast): Fold value cast to union type before
7295 wrapping it in a CONSTRUCTOR.
7297 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7299 PR rtl-optimization/42699
7300 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7303 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7305 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7306 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7307 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7308 SUBTARGET_WARN_UNUSED_SPEC): ... here
7309 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7311 2010-01-12 Julian Brown <julian@codesourcery.com>
7313 * config/arm/neon-schedgen.ml (Utils): Don't try to
7314 open missing module.
7315 (find_with_result): New.
7317 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7320 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7321 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7323 PR tree-optimization/42645
7324 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7325 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7326 decl_map, set processing_debug_stmt to -1 and return name without
7329 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7331 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7332 binutils version, and reword target configuration description.
7334 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7336 * config/avr/avr.h (LINKER_NAME): Remove.
7338 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7341 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7342 that support VSX, warn for -mno-altivec if vsx is not disabled,
7345 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7346 Shujing Zhao <pearly.zhao@oracle.com>
7348 PR translation/42469
7349 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7350 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7351 character between option name and help text.
7352 * c.opt (imultilib): Likewise.
7354 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7356 * lto-streamer-out.c (output_unreferenced_globals): Output static
7359 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7361 PR rtl-optimization/42621
7362 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7363 optimizing for size.
7364 (duplicate_computed_gotos): Remove now-redundant check.
7366 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7369 * configure.ac: Save and restore LDFLAGS and LIBS
7370 * configure: Regenerate.
7372 2010-01-10 Richard Guenther <rguenther@suse.de>
7375 * builtins.c (fold_builtin_strlen): Add type argument and
7376 convert the resulting length to it.
7377 (fold_builtin_1): Adjust.
7379 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7381 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7382 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7384 (num_insns_constant_wide): Adjust for that change.
7386 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7389 * web.c (union_defs): Add used argument, to combine uses of
7391 (entry_register): Adjust type and tests of used argument.
7392 (web_main): Widen used for new use. Pass it to union_defs.
7393 * df.h (union_defs): Adjust prototype.
7395 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7398 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7399 uses in new incoming argument. Free body.
7400 (reset_debug_uses_in_loop): New.
7401 (analyze_insn_to_expand_var): Call the latter if the former found
7402 anything. Fix whitespace. Reject invalid dest overlaps before
7403 going through all insns in the loop.
7405 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7408 * haifa-sched.c (dying_use_p): Debug insns don't count.
7410 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7413 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7414 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7415 (verify_gimple_call): Reject LHS in noreturn calls.
7417 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7421 * tree-vect-loop-manip.c (adjust_info): New type.
7422 (adjust_vec): New pointer to vector.
7423 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7424 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7425 (slpeel_update_phis_for_duplicate_loop): Use them.
7426 (slpeel_update_phi_nodes_for_guard1): Likewise.
7427 (slpeel_update_phi_nodes_for_guard2): Likewise.
7428 (slpeel_tree_peel_loop_to_edge): Likewise.
7429 (vect_update_ivs_after_vectorizer): Likewise.
7431 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7433 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7434 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7436 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7438 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7439 bogus uninitialized warning.
7441 2010-01-09 Richard Guenther <rguenther@suse.de>
7444 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7445 the evolution is compatible with the initial condition.
7447 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7449 * gcc.c (process_command): Update copyright notice dates.
7450 * gcov.c (print_version): Likewise.
7451 * gcov-dump.c (print_version): Likewise.
7452 * mips-tfile.c (main): Likewise.
7453 * mips-tdump.c (main): Likewise.
7455 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7458 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7460 (rotlhi3_8): Delete.
7462 (rotlsi3_8): Delete.
7463 (rotlsi3_16): Delete.
7464 (rotlsi3_24): Delete.
7466 (*rotw<mode>3): New.
7467 (*rotb<mode>3): New.
7468 * config/avr/avr.c (avr_rotate_bytes): New function.
7469 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7471 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7474 * configure.ac: Modify -rdynamic check.
7475 * configure: Regenerate.
7477 2010-01-08 DJ Delorie <dj@redhat.com>
7479 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7480 register popping order.
7482 2010-01-08 Richard Guenther <rguenther@suse.de>
7485 * c.opt (fsigned-char): Also let LTO handle this option.
7486 (funsigned-char): Likewise.
7488 2010-01-07 Richard Guenther <rguenther@suse.de>
7490 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7491 (gimple_op): Likewise.
7492 (gimple_op_ptr): Likewise.
7493 (gimple_assign_set_lhs): Remove gcc_assert.
7494 (gimple_assign_set_rhs1): Likewise.
7495 (gimple_assign_set_rhs2): Likewise.
7496 (gimple_call_set_lhs): Likewise.
7497 (gimple_call_set_fn): Likewise.
7498 (gimple_call_set_fndecl): Likewise.
7499 (gimple_call_fndecl): Likewise.
7500 (gimple_call_return_type): Likewise.
7501 (gimple_call_set_chain): Likewise.
7502 (gimple_call_num_args): Likewise.
7503 (gimple_call_set_arg): Likewise.
7504 (gimple_cond_set_code): Likewise.
7505 (gimple_cond_set_lhs): Likewise.
7506 (gimple_cond_set_rhs): Likewise.
7507 (gimple_cond_set_true_label): Likewise.
7508 (gimple_cond_set_false_label): Likewise.
7509 (gimple_label_set_label): Likewise.
7510 (gimple_goto_set_dest): Likewise.
7511 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7512 (gimple_debug_bind_get_value): Likewise.
7513 (gimple_debug_bind_get_value_ptr): Likewise.
7514 (gimple_debug_bind_set_var): Likewise.
7515 (gimple_debug_bind_set_value): Likewise.
7516 (gimple_debug_bind_reset_value): Likewise.
7517 (gimple_debug_bind_has_value_p): Likewise.
7518 (gimple_return_retval_ptr): Remove gcc_assert.
7519 (gimple_return_retval): Likewise.
7520 (gimple_return_set_retval): Likewise.
7521 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7522 (safe_referenced_var_iterator): Remove.
7523 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7524 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7525 (fill_referenced_var_vec): Remove.
7526 (first_readonly_imm_use): Remove redundant gcc_assert.
7527 (phi_arg_index_from_use): Combine gcc_asserts.
7528 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7529 (first_imm_use_stmt): Remove redundant gcc_assert.
7530 * tree-cfg.c (verify_gimple_call): Verify function and chain
7531 operands. Verify arguments.
7532 (verify_types_in_gimple_stmt): Verify condition code and labels.
7534 2010-01-07 Richard Guenther <rguenther@suse.de>
7536 PR tree-optimization/42641
7537 * sese.c (rename_map_elt_info): Use the SSA name version, do
7540 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7542 PR tree-optimization/42625
7543 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7544 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7546 2010-01-07 Duncan Sands <baldrick@free.fr>
7548 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7550 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7553 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7554 note itself is not function_invariant_p.
7556 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7558 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7559 Do not add the DF_NOTE problem.
7560 * store-motion.c (execute_rtl_store_motion): Likewise.
7562 2010-01-07 Martin Jambor <mjambor@suse.cz>
7564 PR tree-optimization/42157
7565 * tree-sra.c (compare_access_positions): Stabilize sort if both
7566 accesses have integer types, return zero immediately if they are the
7569 2010-01-06 Richard Henderson <rth@redhat.com>
7572 * haifa-sched.c (add_to_note_list): Merge into ...
7573 (concat_note_lists): ... here, and ...
7574 (unlink_other_notes, rm_other_notes): Merge into...
7575 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7576 NOTE_INSN_EPILOGUE_BEG.
7578 2010-01-06 Richard Guenther <rguenther@suse.de>
7580 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7581 not inline regular functions into always-inline functions.
7583 2010-01-06 Nick Clifton <nickc@redhat.com>
7585 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7586 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7588 (OVERRIDE_OPTIONS): Delete.
7589 (OPTIMIZATION_OPTIONS): Define.
7590 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7591 * config/rx/rx.c (rx_handle_option): Issue an error message if
7592 -mcpu=rx200 and -fpu are used together.
7593 (rx_set_optimization_options): New function. Issue an error
7594 message if an optimization attribute attempts to reset the FPU/
7595 math optimization pairing.
7596 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7597 * config/rx/rx.opt: Set the default to 32-bit doubles.
7598 * config/rx/t-rx: Add multilibs for -nofpu option.
7599 * doc/invoke.texi: Update documentation of RX options.
7601 2010-01-06 Richard Guenther <rguenther@suse.de>
7603 * tree-ssa-pre.c (name_to_id): New global.
7604 (alloc_expression_id): Simplify SSA name handling.
7605 (lookup_expression_id): Likewise.
7606 (init_pre): Zero name_to_id.
7607 (fini_pre): Free it.
7609 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7611 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7613 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7616 * config/i386/sse.md (smaxv2di3): New.
7617 (umaxv2di3): Likewise.
7618 (sminv2di3): Likewise.
7619 (uminv2di3): Likewise.
7621 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7624 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7625 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7626 (legitimize_tls_address): Likewise.
7627 (sparc_tls_referenced_p): Likewise.
7628 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7629 and adjust calls to legitimize_pic_address.
7630 (legitimate_constant_p) Use sparc_tls_referenced_p.
7631 (legitimate_pic_operand_p): Likewise.
7632 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7633 (sparc_tls_symbol_ref_1): Delete.
7634 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7635 (legitimize_tls_address): Make static, handle CONST patterns.
7636 (legitimize_pic_address): Make static, remove unused parameter and
7637 adjust recursive calls.
7638 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7639 and adjust call to legitimize_pic_address.
7640 (sparc_output_mi_thunk): Likewise.
7642 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7643 H.J. Lu <hongjiu.lu@intel.com>
7646 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7647 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7648 operands to make them signed.
7651 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7654 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7655 GTU to GT for V4SI and V2DI.
7657 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7658 (umin<mode>3): Removed.
7660 (uminv4si3): Likewise.
7662 2010-01-05 Martin Jambor <mjambor@suse.cz>
7664 PR tree-optimization/42462
7665 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7666 current_function_decl to helper functions and macros.
7668 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7671 * flags.h: Don't include real.h.
7672 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7673 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7674 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7675 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7676 * dominance.c: Update copyright.
7677 * gimple.c (walk_gimple_op): Remove inline.
7678 * tree-ssa-reassoc.c: Include real.h.
7679 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7680 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7682 2010-01-05 Nick Clifton <nickc@redhat.com>
7684 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7685 register to push into the stack frame when the accumulator has to
7686 be saved during interrupts.
7688 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7690 * doc/invoke.texi: Remove the documentation about option
7692 * common.opt (Wunreachable-code): Preserved for backward
7694 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7695 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7696 the backward compatibility flag section.
7698 2010-01-05 Richard Guenther <rguenther@suse.de>
7700 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7702 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7705 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7707 PR tree-optimization/42508
7708 * tree-sra.c (convert_callers): Check for recursive call
7709 by comparing cgraph nodes instead of decls.
7710 (modify_function): Call ipa_modify_formal_parameters also
7711 on all same_body aliases.
7713 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7714 cgraph nodes when checking for same_body aliases.
7716 2010-01-05 Richard Guenther <rguenther@suse.de>
7718 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7719 allocation and lookup.
7720 (get_or_alloc_expr_for_constant): Likewise.
7721 (phi_translate): Sink allocation.
7723 2010-01-04 Richard Guenther <rguenther@suse.de>
7725 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7726 a new entry only if needed.
7727 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7728 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7730 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7732 (phi_translate): Handle CONSTANTs early.
7734 2010-01-04 Martin Jambor <mjambor@suse.cz>
7736 PR tree-optimization/42398
7737 * tree-sra.c (struct access): Removed flag grp_different_types.
7738 (dump_access): Do not dump the removed flag.
7739 (sort_and_splice_var_accesses): Do not set the removed flag.
7740 (sra_modify_expr): Check for type compatibility directly.
7742 2010-01-04 Martin Jambor <mjambor@suse.cz>
7744 PR tree-optimization/42366
7745 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7746 edges with variable number of parameters.
7747 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7748 flag instead of asserting it.
7749 (ipa_read_node_info): Read uses_analysis_done flag.
7751 2010-01-04 Richard Guenther <rguenther@suse.de>
7753 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7754 iterative_hash_* as intended.
7755 (vn_reference_compute_hash): Likewise. Simplify hashing
7757 (vn_reference_lookup_2): Likewise.
7758 (vn_nary_op_compute_hash): Likewise.
7759 (vn_phi_compute_hash): Likewise.
7760 (expressions_equal_p): Remove strange code.
7761 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7762 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7763 (bitmap_insert_into_set_1): Take value-id as parameter.
7764 (add_to_value): Pass it.
7765 (bitmap_insert_into_set): Likewise.
7766 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7768 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7771 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7772 (do_self_spec): For switches with SWITCH_IGNORE set set also
7773 SWITCH_IGNORE_PERMANENTLY.
7774 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7777 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7779 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7780 tree of an unreferenced global var.
7782 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7785 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7786 GTU to GT for V4SI and V2DI.
7788 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7789 (umin<mode>3): Removed.
7791 (uminv4si3): Likewise.
7793 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7796 * collect2.c (main): Turn on trace in collect2 if -v is passed
7799 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7801 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7802 description of expression operand.
7804 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7806 * configure.ac: Add install-html to target_list for Make-hooks.
7807 * configure: Regenerate.
7808 * fortran/Make-lang.in (F95_HTMLFILES): New.
7809 (fortran.html): Use it.
7810 (fortran.install-html): New.
7811 * Makefile.in (install-html): Add lang.install-html.
7812 * java/Make-lang.in (JAVA_HTMLFILES): New.
7813 (java.html): Use it.
7814 (java.install-html): New.
7815 * objc/Make-lang.in (objc.install-html): New.
7816 * objcp/Make-lang.in (obj-c++.install-html): New.
7817 * cp/Make-lang.in (c++.install-html): New.
7818 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7819 * lto/Make-lang.in (lto.install-html): New.
7821 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7824 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7826 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7828 PR rtl-optimization/41862
7829 * store-motion.c (store_killed_in_insn, compute_store_table,
7830 remove_reachable_equiv_notes, replace_store_insn,
7831 build_store_vectors): Ignore all DEBUG_INSNs.
7833 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7836 * common.opt: Add dumpdir.
7838 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7840 (option_map): Add --dumpdir.
7842 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7844 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7846 * opts.c (decode_options): Try dump_dir_name first if
7847 dump_base_name isn't an absolute path.
7848 (common_handle_option): Handle OPT_dumpdir.
7850 * toplev.c (dump_dir_name): New.
7851 (print_switch_values): Also ignore -dumpdir.
7853 * toplev.h (dump_dir_name): New.
7855 2010-01-03 Richard Guenther <rguenther@suse.de>
7857 PR tree-optimization/42589
7858 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7859 double-word expansion of bswap32.
7861 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7863 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7864 with BLOCK_FOR_INSN.
7865 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7866 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7867 noce_process_if_block): Likewise.
7868 * gcse.c (compute_local_properties, insert_expr_in_table,
7869 insert_set_in_table, canon_list_insert, find_avail_set,
7870 pre_insert_copy_insn): Likewise.
7872 * basic-block.h (BLOCK_NUM): Move from here...
7873 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7875 2010-01-03 Richard Guenther <rguenther@suse.de>
7877 PR tree-optimization/42438
7878 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7879 contains_may_not_return_call flag.
7880 (BB_MAY_NOTRETURN): New.
7881 (valid_in_sets): Trapping nary operations are not valid
7882 in blocks that may not return.
7883 (insert_into_preds_of_block): Remove check for trapping expressions.
7884 (compute_avail): Compute also BB_MAY_NOTRETURN.
7886 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7888 * doc/invoke.texi: Add 2010 to copyright years.
7890 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7892 * config/sparc/sparc.c: Fix formatting nits.
7894 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7895 Alexander Monakov <amonakov@ispras.ru>
7897 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7899 2010-01-02 Richard Guenther <rguenther@suse.de>
7902 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7903 (simplify_switch_using_ranges): Mark to be removed edges
7906 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7908 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7910 * collect2.c (scan_libraries): Add missing argument in call to
7913 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7916 * config/alpha/predicates.md (aligned_memory_operand): Return false
7918 (unaligned_memory_operand): Return true for CQImode.
7919 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7920 doesn not cross aligned SImode word boundary.
7922 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7924 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7926 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7927 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7929 2010-01-02 Richard Guenther <rguenther@suse.de>
7932 * toplev.c (compile_file): Emit LTO marker properly. Change
7934 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7936 2010-01-01 Richard Guenther <rguenther@suse.de>
7939 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7941 2010-01-01 Richard Guenther <rguenther@suse.de>
7944 * c-decl.c (grokdeclarator): For zero-size arrays force
7945 structural equality checks as layout_type does.
7947 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7949 * builtins.c: Update copyright to 2010.
7951 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7954 * lto-streamer-out.c (produce_asm): Revert the last change.
7955 (copy_function): Likewise.
7957 * lto-streamer.c (lto_get_section_name): Skip any leading
7960 2010-01-01 Richard Guenther <rguenther@suse.de>
7963 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7967 Copyright (C) 2010 Free Software Foundation, Inc.
7969 Copying and distribution of this file, with or without modification,
7970 are permitted in any medium without royalty provided the copyright
7971 notice and this notice are preserved.