1 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3 * rtl.h (CONST_DOUBLE_P): Define.
4 (rtx_to_double_int): Declare.
5 * emit-rtl.c (rtx_to_double_int): New function.
6 * dwarf2out.c (insert_double): New function.
7 (loc_descriptor, add_const_value_attribute): Clean up, use
8 rtx_to_double_int and insert_double functions.
10 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
12 * doc/extend.texi (Inline): Add missing return keyword to examples.
13 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
16 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
18 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
19 the variable part of the offset as well. Use highest_pow2_factor for
22 2010-04-30 Richard Guenther <rguenther@suse.de>
24 PR tree-optimization/43879
25 * tree-ssa-structalias.c (type_could_have_pointers): Functions
28 2010-04-30 Jan Hubicka <jh@suse.cz>
30 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
32 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
34 2010-04-30 Jan Hubicka <jh@suse.cz>
36 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
38 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
39 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
40 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
41 cgraph_node_set_needs_ltrans_p): Remove.
43 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
45 * sdbout.c: Include vec.h, do not include varray.h.
46 (deferred_global_decls, sdbout_global_decl,
47 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
48 * toplev.c: Do not include varray.h.
49 (dump_memory_report): Do not dump VARRAY statistics.
50 * gengtype.c (open_base_file): Ignore varray.h.
51 * Makefile.in: Update for abovementioned changes.
52 Remove all traces of varray.c and varray.h.
53 * varray.c: Remove file.
54 * varray.h: Remove file.
56 2010-04-30 Jan Hubicka <jh@suse.cz>
58 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
61 2010-04-30 Jan Hubicka <jh@suse.cz>
63 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
66 2010-04-30 Richard Guenther <rguenther@suse.de>
68 * tree-ssa-structalias.c (get_constraint_for_1): Generate
69 constraints for CONSTRUCTOR.
71 2010-04-30 Richard Guenther <rguenther@suse.de>
74 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
75 first after all lowering passes.
77 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
79 * toplev.c: Include varray.h for statistics dumping.
80 * tree.h: Do not declare varray_head_tag.
81 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
82 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
83 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
84 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
85 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
86 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
87 c-common.c, c-common.h, reg-stack.c, basic-block.h,
88 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
90 * Makefile.in: Update for abovementioned changes.
92 2010-04-30 Jakub Jelinek <jakub@redhat.com>
95 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
97 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
99 * config/picochip/picochip.c (picochip_legitimize_address): Define.
100 Use this function to do machine-specific conversion.
101 (picochip_legitimize_reload_address): Likewise.
102 (picochip_legitimate_address_p): Check valid base register only if
104 (picochip_check_conditional_copy): Check for modw only if opnd is
106 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
107 to call the function in c.
108 * config/picochip/picochip-protos.h
109 (picochip_legitimize_reload_address): Define.
110 * config/picochip/picochip.md (supported_compare1): Define.
112 2010-04-30 Jan Hubicka <jh@suse.cz>
114 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
115 (cgraph_global_info): Remove inlined.
116 (LTO_cgraph_tag_names): Remove.
117 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
118 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
119 simplify cgraph tags and document.
120 (lto_output_node): Use only LTO_cgraph_unavail_node and
121 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
122 for_functions_valid, global info, process and output
124 (input_overwrite_node): Initialize estimated stack size and
126 Do not read flags we no longer store.
127 (input_node): Likewise do not read info no longer stored.
128 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
131 2010-04-30 Richard Guenther <rguenther@suse.de>
133 PR tree-optimization/43879
134 * tree-ssa-structalias.c (get_constraint_for_1): Properly
135 handle non-zero initializers.
137 2010-04-30 Richard Guenther <rguenther@suse.de>
139 * builtins.c (fold_builtin_1): Delete free (0).
141 2010-04-29 Jan Hubicka <jh@suse.cz>
143 * gengtype.c (open_base_files): Add lto-streamer.h
144 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
145 (pass_ipa_cp): GGC collect.
146 * toplev. (compile_file): Do not output symbols.
147 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
148 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
149 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
150 * lto-section-in.c: Include ggc.h
151 (lto_new_in_decl_state): Alloc in GGC.
152 (lto_delete_in_decl_state): Likewise.
153 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect.
155 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
158 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
159 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
160 (HONOR_REG_ALLOC_ORDER): Describe new macro.
161 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
162 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
163 account only if HONOR_REG_ALLOC_ORDER is not defined.
164 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
165 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
167 2010-04-29 Jon Grant <04@jguk.org>
169 * collect2.c (vflag): Change type from int to bool.
171 (helpflag): New global bool.
172 (main): Set vflag and debug with boolean, not integer truth
173 values. Accept new "--help" option and output usage text if
175 * collect2.h (vflag): Update prototype.
178 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
181 * plugin.h (flag_plugin_added): Moved out of
182 invoke_plugin_callbacks.
184 2010-04-29 Richard Guenther <rguenther@suse.de>
187 * plugin.h (invoke_plugin_callbacks): Annotate arguments
188 with ATTRIBUTE_UNUSED.
190 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
193 * config/i386/i386.c (get_some_local_dynamic_name): Replace
194 INSN_P with NONDEBUG_INSN_P.
195 (distance_non_agu_define): Likewise.
196 (distance_agu_use): Likewise.
198 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
200 From Dominique d'Humieres <dominiq@lps.ens.fr>
202 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
205 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
207 * plugin.h (invoke_plugin_callbacks): New inline function.
208 * plugin.c (flag_plugin_added): New global flag.
209 (add_new_plugin): Initialize above flag.
210 (invoke_plugin_callbacks): Rename to ...
211 (invoke_plugin_callbacks_full): ... this.
213 2010-04-28 Jan Hubicka <jh@suse.cz>
215 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
216 (lto_varpool_replace_node): New.
217 (lto_symtab_resolve_symbols): Resolve varpool nodes.
218 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
219 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
220 * cgraph.h (varpool_node_ptr): New type.
221 (varpool_node_ptr): New vector.
222 (varpool_node_set_def): New structure.
223 (varpool_node_set): New type.
224 (varpool_node_set): New vector.
225 (varpool_node_set_element_def): New structure.
226 (varpool_node_set_element, const_varpool_node_set_element): New types.
227 (varpool_node_set_iterator): New type.
228 (varpool_node): Add prev pointers, add used_from_other_partition,
230 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
231 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
232 varpool_get_node, varpool_remove_node): Declare.
233 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
234 varpool_node_set_size): New inlines.
235 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
236 * tree-pass.h (varpool_node_set_def): Forward declare.
237 (ipa_opt_pass_d): Summary writting takes vnode sets too.
238 (ipa_write_optimization_summaries): Update prototype.
239 * ipa-cp.c (ipcp_write_summary): Update.
240 * ipa-reference.c (ipa_reference_write_summary): Update.
241 * lto-cgraph.c (lto_output_varpool_node): New static function.
242 (output_varpool): New function.
243 (input_varpool_node): New static function.
244 (input_varpool_1): New function.
245 (input_cgraph): Input varpool.
246 * ipa-pure-const.c (pure_const_write_summary): Update.
247 * lto-streamer-out.c (lto_output): Update, output varpool too.
248 (write_global_stream): Kill WPA hack.
249 (produce_asm_for_decls): Update.
250 (output_alias_pair_p): Handle variables.
251 (output_unreferenced_globals): Output only needed partition of varpool.
252 * ipa-inline.c (inline_write_summary): Update.
253 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
254 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
255 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
256 varpool_node_set_new, varpool_node_set_add,
257 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
258 debug_varpool_node_set): New functions.
259 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
260 (execute_one_pass): Process new decls too.
261 (ipa_write_summaries_2): Pass around vsets.
262 (ipa_write_summaries_1): Likewise.
263 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
265 (ipa_write_optimization_summaries_1): Pass around vsets.
266 (ipa_write_optimization_summaries): Likewise.
267 * varpool.c (varpool_get_node): New.
268 (varpool_node): Update doubly linked lists.
269 (varpool_remove_node): New.
270 (dump_varpool_node): More dumping.
271 (varpool_enqueue_needed_node): Update doubly linked lists.
272 (decide_is_variable_needed): Kill ltrans hack.
273 (varpool_finalize_decl): Kill lto hack.
274 (varpool_assemble_decl): Skip decls in other partitions.
275 (varpool_assemble_pending_decls): Update doubly linkes lists.
276 (varpool_empty_needed_queue): Likewise.
277 (varpool_extra_name_alias): Likewise.
278 * lto-streamer.c (lto_get_section_name): Add vars section.
279 * lto-streamer.h (lto_section_type): Update.
280 (output_varpool, input_varpool): Declare.
282 2010-04-28 Mike Stump <mikestump@comcast.net>
284 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
286 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
288 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
289 record or union type with RECORD_OR_UNION_TYPE_P predicate.
290 (lto_input_ts_type_tree_pointers): Likewise.
291 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
292 (lto_output_ts_type_tree_pointers): Likewise.
294 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
296 Uniquization of constants at the Tree level
297 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
298 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
300 (tree_output_constant_def): Declare.
301 * gimplify.c (gimplify_init_constructor): When using block copy, first
302 uniquize the constant constructor on the RHS.
303 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
304 DECL_IN_CONSTANT_POOL flag.
305 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
306 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
308 (assemble_variable): Deal with symbols belonging to the tree constant
310 (get_constant_section): Add ALIGN parameter and simplify.
311 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
312 (assemble_constant_contents): Use the expression of the VAR_DECL.
313 (output_constant_def_contents): Use the alignment of the VAR_DECL.
314 (tree_output_constant_def): New global function.
315 (mark_constant): Use the expression of the VAR_DECL.
316 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
318 (output_object_block): Likewise and assemble the expression.
320 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
322 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
323 hash_tree, eq_tree): New tree hash table.
324 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
325 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
326 lto_orig_address_remove): Reimplement.
328 2010-04-28 Xinliang David Li <davidxl@google.com>
331 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
332 (compute_uninit_opnds_pos): New function.
333 (is_non_loop_exit_postdominating): New function.
334 (compute_control_dep_chain): New function.
335 (find_pdom): New function.
336 (convert_control_dep_chain_into_preds): New function.
337 (find_predicates): New function.
338 (find_control_equiv_block): New function.
339 (collect_phi_def_edges): New function.
340 (find_def_preds): New function.
341 (find_dom): New function.
342 (dump_predicates): New function.
343 (get_cmp_code): New function.
344 (is_value_included_in): New function.
345 (find_matching_predicate_in_rest_chains): New function.
346 (use_pred_not_overlap_with_undef_path_pred): New function.
347 (is_use_properly_guarded): New function.
348 (normalize_cond_1): New function.
349 (is_and_or_or): New function.
350 (normalize_cond): New function.
351 (is_gcond_subset_of): New function.
352 (is_subset_of_any): New function.
353 (is_or_set_subset_of): New function.
354 (is_and_set_subset_of): New function.
355 (is_norm_cond_subset_of): New function.
356 (is_pred_expr_subset_of): New function.
357 (is_pred_chain_subset_of): New function.
358 (is_included_in): New function.
359 (is_superset_of): New function.
360 (find_uninit_use): New function.
361 (warn_uninitialized_phi): New function.
362 (compute_possibly_undefined_names): New function.
363 (ssa_undefined_value_p): New function.
364 (execute_late_warn_uninitialized): New function.
365 * tree-ssa.c (ssa_undefined_value_p): Removed.
366 (warn_uninit): Changed to extern.
367 (warn_uninitialized_phi): Removed.
368 (warn_uninitialized_vars): Changed to extern.
369 (execute_late_warn_uninitialized): Removed
370 * tree-flow.h: Add new prototypes.
371 * timevar.def: Add new time variable.
372 * Makefile.in: Add new build file.
374 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
376 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
379 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
382 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
384 2010-04-28 Martin Jambor <mjambor@suse.cz>
386 * cgraph.h (struct cgraph_node): New field indirect_calls.
387 (struct cgraph_indirect_call_info): New type.
388 (struct cgraph_edge): Removed field indirect_call. New fields
389 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
390 (cgraph_create_indirect_edge): Declare.
391 (cgraph_make_edge_direct): Likewise.
392 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
393 * ipa-prop.h (struct ipa_param_call_note): Removed.
394 (struct ipa_node_params): Removed field param_calls.
395 (ipa_create_all_structures_for_iinln): Declare.
396 * cgraph.c: Described indirect edges and uids in initial comment.
397 (cgraph_add_edge_to_call_site_hash): New function.
398 (cgraph_edge): Search also among the indirect edges, use
399 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
400 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
401 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
403 (initialize_inline_failed): Assign a reason to indirect edges.
404 (cgraph_create_edge_1): New function.
405 (cgraph_create_edge): Moved some functionality to
406 cgraph_create_edge_1.
407 (cgraph_create_indirect_edge): New function.
408 (cgraph_edge_remove_callee): Add an assert checking for
410 (cgraph_edge_remove_caller): Special-case indirect edges.
411 (cgraph_remove_edge): Likewise.
412 (cgraph_set_edge_callee): New function.
413 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
414 (cgraph_make_edge_direct): New function.
415 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
416 the declaration of the call statement matches.
417 (cgraph_node_remove_callees): Special-case indirect edges.
418 (cgraph_clone_edge): Likewise.
419 (cgraph_clone_node): Clone also the indirect edges.
420 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
421 indirect_call, dump count of indirect_calls edges.
422 * ipa-prop.c (iinlining_processed_edges): New variable.
423 (ipa_note_param_call): Create indirect edges instead of
424 creating notes. New parameter node.
425 (ipa_analyze_call_uses): New parameter node, pass it on to
427 (ipa_analyze_stmt_uses): Likewise.
428 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
429 (print_edge_addition_message): Work on edges rather than on notes.
430 (update_call_notes_after_inlining): Likewise, renamed to
431 update_indirect_edges_after_inlining.
432 (ipa_create_all_structures_for_iinln): New function.
433 (ipa_free_node_params_substructures): Do not free notes.
434 (ipa_edge_duplication_hook): Propagate bits within
435 iinlining_processed_edges bitmap.
436 (ipa_node_duplication_hook): Do not duplicate notes.
437 (free_all_ipa_structures_after_ipa_cp): Renamed to
438 ipa_free_all_structures_after_ipa_cp.
439 (free_all_ipa_structures_after_iinln): Renamed to
440 ipa_free_all_structures_after_iinln.g
441 (ipa_write_param_call_note): Removed.
442 (ipa_read_param_call_note): Removed.
443 (ipa_write_indirect_edge_info): New function.
444 (ipa_read_indirect_edge_info): Likewise.
445 (ipa_write_node_info): Do not stream notes, do stream information
447 (ipa_read_node_info): Likewise.
448 (lto_ipa_fixup_call_notes): Removed.
449 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
450 * ipa-inline.c (pass_ipa_inline): Likewise.
451 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
452 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
453 * tree-inline.c (copy_bb): Removed an unnecessary double check for
455 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
457 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
458 (output_cgraph): Stream also indirect edges.
459 (lto_output_edge): Added capability to stream indirect edges.
460 (input_edge): Likewise.
461 (input_cgraph_1): Likewise.
462 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
465 2010-04-28 Richard Guenther <rguenther@suse.de>
467 PR tree-optimization/43879
468 PR tree-optimization/43909
469 * tree-ssa-structalias.c (struct variable_info): Add
470 only_restrict_pointers flag.
471 (new_var_info): Initialize it. Increment stats.total_vars here.
472 (create_function_info_for): Do not increment stats.total_vars
474 (get_function_part_constraint): Fix build with C++.
475 (insert_into_field_list): Remove.
476 (push_fields_onto_fieldstack): Properly merge fields.
477 (create_variable_info_for): Split and simplify.
478 (create_variable_info_for_1): New piece.
479 (intra_create_variable_infos): Properly make restrict constraints
482 2010-04-28 Richard Guenther <rguenther@suse.de>
485 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
488 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
489 Jan Hubicka <hubicka@ucw.cz>
491 * doc/invoke.texi (-Wsuggest-attribute=const,
492 -Wsuggest-attribute=pure): Document.
493 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
494 (function_always_visible_to_compiler_p,
495 suggest_attribute, warn_function_pure, warn_function_const):
497 (check_call): Improve debug info.
498 (analyze_function): Do not check availability.
499 (add_new_function): Check availability.
500 (propagate): Output warnings.
501 (skip_function_for_local_pure_const): New function.
502 (local_pure_const): Use it; output warnings.
503 * common.opt (Wsuggest-attribute=const,
504 Wsuggest-attribute=pure): New.
506 2010-04-27 Jakub Jelinek <jakub@redhat.com>
508 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
509 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
510 or DW_CFA_def_cfa_offset{,_sf}.
512 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
514 * tree.h: Fix truncated long macros.
516 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
518 * collect2.c (TARGET_64BIT): Redefine to target's default.
520 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
521 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
522 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
523 for underscoring __USER_LABEL_PREFIX__.
524 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
525 (SUB_LINK_ENTRY32): New.
526 (SUB_LINK_ENTRY64): New.
527 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
528 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
529 (SUB_LINK_ENTRY64): New.
530 (SUB_LINK_ENTRY): New.
531 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
532 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
533 x64 target is choosen.
534 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
535 * configure: Regenerated.
536 * configure.ac (leading-mingw64-underscores): Option added.
538 2010-04-27 Jan Hubicka <jh@suse.cz>
540 * doc/invoke.texi (-fipa-profile): Document.
541 * opts.c (decode_options): Enable ipa-profile at -O1.
542 * timevar.def (TV_IPA_PROFILE): Define.
543 * common.opt (fipa-profile): Add.
544 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
546 (cgraph_propagate_frequency): Handle only local ones.
547 * tree-pass.h (pass_ipa_profile): Declare.
548 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
549 (pass_ipa_profile): Use TV_IPA_PROFILE.
550 * ipa.c (ipa_profile): New function.
551 (gate_ipa_profile): Likewise.
552 (pass_ipa_profile): New global variable.
553 * passes.c (pass_ipa_profile): New.
555 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
557 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
559 2010-04-27 Martin Jambor <mjambor@suse.cz>
562 * ipa.c (dissolve_same_comdat_group_list): New function.
563 (function_and_variable_visibility): Call
564 dissolve_same_comdat_group_list when comdat group contains external or
566 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
567 lists are circular and that they contain only DECL_ONE_ONLY nodes.
569 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
571 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
572 (const_hash_1) <VECTOR_CST>: New case.
573 (compare_constant) <VECTOR_CST>: Likewise.
574 <ADDR_EXPR>: Deal with LABEL_REFs.
575 (copy_constant) <VECTOR_CST>: New case.
577 2010-04-27 Jan Hubicka <jh@suse.cz>
579 * cgraph.c (cgraph_propagate_frequency): New function.
580 * cgraph.h (cgraph_propagate_frequency): Declare.
581 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
582 cgraph_propagate_frequency.
584 2010-04-27 Jakub Jelinek <jakub@redhat.com>
586 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
588 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
591 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
592 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
593 here to determine which regs to push and how much stack to reserve.
595 2010-04-27 Jie Zhang <jie@codesourcery.com>
597 * doc/gimple.texi (gimple_statement_with_ops): Remove
598 addresses_taken field.
599 (gimple_statement_with_memory_ops): Likewise.
601 2010-04-27 Jan Hubicka <jh@suse.cz>
603 * tree-inline.c (eni_inlining_weights): Remove.
604 (estimate_num_insns): Special case more builtins.
606 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
609 * c-typeck.c (build_binary_op): Move forward check for comparison
610 pointer with null pointer constant and adjust the diagnostic message.
612 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
615 * configure.ac (gcc_cv_as_section_has_align): Set if installed
616 binutils supports extended .section directive needed by LTO, or
617 warn if older binutils found.
618 (LTO_BINARY_READER): New AC_SUBST'd variable.
619 (LTO_USE_LIBELF): Likewise.
620 * gcc/config.gcc (lto_binary_reader): New target-specific configure
622 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
623 (LTO_USE_LIBELF): Likewise.
624 * configure: Regenerate.
626 * collect2.c (is_elf): Rename from this ...
627 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
628 object files in addition to ELF-formatted ones.
629 (scan_prog_file): Caller updated. Also allow for LTO info marker
630 symbol to be prefixed or not by an extra underscore.
632 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
633 * config/i386/winnt.c: Also #include lto-streamer.h
634 (i386_pe_asm_named_section): Specify 1-byte section alignment for
636 (i386_pe_asm_output_aligned_decl_common): Add comment.
637 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
639 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
642 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
643 Add missing earlyclobber for second alternative.
645 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
647 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
648 bits for artificial defs at the top of the block.
649 * fwprop.c (single_def_use_enter_block): Don't call it.
651 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
654 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
655 instead of "$gcc_cv_objdump -T".
656 Use "-undefined dynamic_lookup" on darwin.
657 * gcc/configure: Regenerate.
659 2010-04-26 Jakub Jelinek <jakub@redhat.com>
662 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
664 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
666 * c-parser.c (struct c_token): Move location field up.
667 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
668 (struct c_declspecs): Convert typespec_word, storage_class, and
669 default_int_p into bitfields.
670 (struct c_declarator): Move loc field up.
672 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
674 * cfgloop.h (struct loop): Move can_be_parallel field up.
675 * ipa-prop.h (struct ip_node_params): Move bitfields up.
676 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
678 (struct iv_cand): Convert pos field into a bitfield.
679 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
681 (struct _stmt_vec_info): Shuffle fields for better packing.
683 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
685 * varasm.c (IN_NAMED_SECTION): Remove guard.
686 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
687 (IN_NAMED_SECTION_P): ...this.
688 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
689 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
691 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
693 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
694 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
695 of shadowing it. Fix comments.
697 2010-04-26 Jan Hubicka <jh@suse.cz>
699 * cgraph.c (cgraph_create_node): Set node frequency to normal.
700 (cgraph_clone_node): Copy function frequency.
701 * cgraph.h (node_frequency): New enum
702 (struct cgraph_node): Add.
703 * final.c (rest_of_clean_state): Update.
704 * lto-cgraph.c (lto_output_node): Output node frequency.
705 (input_overwrite_node): Input node frequency.
706 * tre-ssa-loop-ivopts (computation_cost): Update.
707 * lto-streamer-out.c (output_function): Do not output function
709 * predict.c (maybe_hot_frequency_p): Update and handle functions
711 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
713 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
714 (compute_function_frequency): Set noreturn functions to be executed
716 (choose_function_section): Update.
717 * lto-streamer-in.c (input_function): Do not input function frequency.
718 * function.c (allocate_struct_function): Do not initialize function
720 * function.h (function_frequency): Remove.
721 (struct function): Remove function frequency.
722 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
723 (try_update): Update.
724 * tree-inline.c (initialize_cfun): Do not update function frequency.
725 * passes.c (pass_init_dump_file): Update.
726 * i386.c (ix86_compute_frame_layout): Update.
727 (ix86_pad_returns): Update.
729 2010-04-26 Jie Zhang <jie@codesourcery.com>
731 PR tree-optimization/43833
732 * tree-vrp.c (range_int_cst_p): New.
733 (range_int_cst_singleton_p): New.
734 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
735 when both operands are constants. Use range_int_cst_p in
738 2010-04-26 Jan Hubicka <jh@suse.cz>
740 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
742 2010-04-26 Richard Guenther <rguenther@suse.de>
745 * gimple.c (gimple_decl_printable_name): Deal gracefully
746 with a NULL DECL_NAME.
748 2010-04-26 Richard Guenther <rguenther@suse.de>
751 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
752 if emitting debug information and it is either a function
755 2010-04-26 Ira Rosen <irar@il.ibm.com>
757 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
758 determine if the statement is vectorizable, and a macro to access it.
759 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
760 Skip statements that can't be vectorized. If the analysis fails,
761 mark the statement as unvectorizable if vectorizing basic block.
762 (vect_compute_data_refs_alignment): Likewise.
763 (vect_verify_datarefs_alignment): Skip statements marked as
764 unvectorizable. Add print.
765 (vect_analyze_group_access): Skip statements that can't be
766 vectorized. If the analysis fails, mark the statement as
767 unvectorizable if vectorizing basic block.
768 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
769 * tree-vect-stmts.c (vectorizable_store): Fix the number of
770 generated stmts for SLP.
771 (new_stmt_vec_info): Initialize the new field.
772 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
773 statements marked as unvectorizable.
775 2010-04-25 Joseph Myers <joseph@codesourcery.com>
777 * c-common.c (flag_isoc1x): New.
778 (flag_isoc99): Update comment.
779 * c-common.h (flag_isoc1x): New.
780 (flag_isoc99): Update comment.
781 * c-cppbuiltin.c (builtin_define_float_constants): Also define
782 __<type>_DECIMAL_DIG__.
783 * c-opts.c (set_std_c1x): New.
784 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
785 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
786 * c.opt (-std=c1x, -std=gnu1x): New options.
787 * doc/cpp.texi: Mention -std=c1x.
788 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
789 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
790 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
791 * doc/standards.texi: Mention C1X.
792 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
793 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
794 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
797 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
799 * config/i386/gmon-sol2.c (_mcleanup): Change format string
800 placeholder from 0x%x to %#x.
801 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
802 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
803 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
804 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
805 * config/i386/i386.c (ix86_target_string): Ditto.
806 (output_pic_addr_const): Ditto.
807 (print_operand): Ditto.
809 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
811 * combine.c (find_split_point): Add third argument. Use it
812 to find nested multiply-accumulate instructions. Adjust calls.
813 (try_combine): Adjust call to find_split_point.
815 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
817 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
819 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
821 PR tree-optimization/41442
822 * fold-const.c (merge_truthop_with_opposite_arm): New function.
823 (fold_binary_loc): Call it.
825 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
827 * toplev.c (general_init): Set default for fdiagnostics-show-option.
828 * opts.c (common_handle_option): Allow disabling it.
829 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
831 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
833 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
834 between modes if both types are integral.
836 2010-04-23 Richard Guenther <rguenther@suse.de>
838 PR tree-optimization/43572
839 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
841 2010-04-23 Richard Guenther <rguenther@suse.de>
844 * tree-inline.c (tree_can_inline_p): Also check compatibility
847 2010-04-23 Martin Jambor <mjambor@suse.cz>
849 PR tree-optimization/43846
850 * tree-sra.c (struct access): New flag grp_assignment_read.
851 (build_accesses_from_assign): Set grp_assignment_read.
852 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
853 (enum mark_read_status): New type.
854 (analyze_access_subtree): Propagate grp_assignment_read, create
855 accesses also if both direct_read and root->grp_assignment_read.
857 2010-04-23 Martin Jambor <mjambor@suse.cz>
860 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
861 function does not have type attributes.
863 2010-04-23 Richard Guenther <rguenther@suse.de>
866 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
869 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
871 * sese.h (create_if_region_on_edge): Remove.
873 * sese.c (create_if_region_on_edge): Make static.
875 * tree-inline.c: Do not include ggc.h.
877 * expr.c: Do not include ggc.h.
879 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
882 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
885 * config/sh/sh.c (find_barrier): Don't emit a constant pool
886 in the middle of insns for casesi_worker_2.
888 2010-04-22 David Edelsohn <edelsohn@gnu.org>
890 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
892 2010-04-22 Ira Rosen <irar@il.ibm.com>
894 PR tree-optimization/43842
895 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
896 loop unrolling in update of exit phis. Fix comment.
897 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
898 least two reduction statements in the loop before starting SLP
901 2010-04-22 Nick Clifton <nickc@redhat.com>
903 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
905 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
907 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
910 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
912 * tree-parloops.c (loop_parallel_p): New argument
913 parloop_obstack. Pass it down.
914 (parallelize_loops): New variable parloop_obstack. Initialize it,
915 pass it down, free it.
917 * tree-loop-linear.c (linear_transform_loops): Pass down
920 * tree-data-ref.h (lambda_compute_access_matrices): New argument
921 of type struct obstack *.
923 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
924 scratch_obstack. Initialize it, pass down, free it.
926 * lambda.h (lambda_loop_new): Remove.
927 (lambda_matrix_new, lambda_matrix_inverse)
928 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
929 argument of type struct obstack *.
931 * lambda-trans.c (lambda_trans_matrix_new): New argument
932 lambda_obstack. Pass it down, use obstack allocation for ret.
933 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
936 * lambda-mat.c (lambda_matrix_get_column)
937 (lambda_matrix_project_to_null): Remove.
938 (lambda_matrix_new): New argument lambda_obstack. Use obstack
940 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
943 * lambda-code.c (lambda_loop_new): New function.
944 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
945 (lambda_compute_auxillary_space, lambda_compute_target_space)
946 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
947 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
948 (build_access_matrix): New argument lambda_obstack. Use obstack
950 (lambda_compute_step_signs, lambda_compute_access_matrices): New
951 argument lambda_obstack. Pass it down.
953 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
955 * optabs.h (expand_widening_mult): Declare.
957 2010-04-22 Richard Guenther <rguenther@suse.de>
959 PR tree-optimization/43845
960 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
961 lookup the CALL_EXPR function and arguments.
963 2010-04-22 Nick Clifton <nickc@redhat.com>
965 * config/stormy16/stormy16.c
966 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
967 * config/stormy16/stormy16.h: Tidy up formatting.
968 (DONT_USE_BUILTIN_SETJMP): Remove definition.
969 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
970 (ineqbranchsi): Delete pattern.
971 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
972 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
973 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
974 stormy16-lib2-ucmpsi2.c.
976 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
978 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
979 df_simulate_find_noclobber_defs as appropriate. Keep track of an
980 extra set merge_set_noclobber, and use it to relax the final test
982 * df.h (df_simulate_find_noclobber_defs): Declare.
983 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
985 (df_simulate_find_noclobber_defs): New function.
987 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
989 * config/i386/i386.md: Use {} around multi-line preparation statements.
991 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
993 * c-tree.h (push_init_level, pop_init_level, set_init_index)
994 (process_init_element): New argument of type struct obstack *.
996 * c-typeck.c (push_init_level, pop_init_level, set_designator)
997 (set_init_index, set_init_label, set_nonincremental_init)
998 (set_nonincremental_init_from_string, find_init_member)
999 (output_init_element, output_pending_init_elements)
1000 (process_init_element): New argument braced_init_obstack. Pass it
1002 (push_range_stack, add_pending_init): New argument
1003 braced_init_obstack. Use obstack allocation.
1005 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1006 braced_init_obstack. Pass it down.
1007 (c_parser_braced_init): New variables ret, braced_init_obstack.
1008 Initialize obstack, pass it down and finally free it.
1010 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1013 * tree-pass.h (pass_optimize_widening_mul): Declare.
1014 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1015 gate_optimize_widening_mul): New static functions.
1016 (pass_optimize_widening_mul): New.
1017 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1018 <case MULT_EXPR>: Remove support for widening multiplies.
1019 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1020 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1021 simplify_gen_unary rather than directly building extensions.
1022 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1024 * expmed.c (expand_widening_mult): New function.
1025 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1027 2010-04-21 Jan Hubicka <jh@suse.cz>
1029 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1030 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1031 * lto-wpa-fixup.c: Remove.
1032 * Makefile.in (lto-wpa-fixup.o): Remove.
1033 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1034 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1035 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1037 2010-04-21 Jan Hubicka <jh@suse.cz>
1039 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1040 add write_optimization_summary, read_optimization_summary.
1041 (ipa_write_summaries_of_cgraph_node_set): Remove.
1042 (ipa_write_optimization_summaries): Declare.
1043 (ipa_read_optimization_summaries): Declare.
1044 * ipa-cp.c (pass_ipa_cp): Update.
1045 * ipa-reference.c (pass_ipa_reference): Update.
1046 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1047 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1049 * ipa-inline.c (pass_ipa_inline): Update.
1050 * ipa.c (pass_ipa_whole_program): Update.
1051 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1052 * passes.c (ipa_write_summaries_1): Do not test wpa.
1053 (ipa_write_optimization_summaries_1): New.
1054 (ipa_write_optimization_summaries): New.
1055 (ipa_read_summaries): Do not test ltrans.
1056 (ipa_read_optimization_summaries_1): New.
1057 (ipa_read_optimization_summaries): New.
1059 2010-04-21 Jan Hubicka <jh@suse.cz>
1061 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1063 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1065 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1068 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1069 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1071 2010-04-21 Jan Hubicka <jh@suse.cz>
1073 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1075 2010-04-21 Jan Hubicka <jh@suse.cz>
1077 * varpool.c (decide_is_variable_needed): Variable is always needed
1080 2010-04-21 Jan Hubicka <jh@suse.cz>
1082 * opts.c (decode_options): Enable pure-const pass for whopr.
1084 2010-04-21 Jan Hubicka <jh@suse.cz>
1086 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1087 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1089 (cgraph_decide_inlining): Do not expect callee to be removed in all
1092 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1094 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1096 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1098 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1099 amdfam10_decode attributes.
1101 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1104 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1105 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1106 (lower_copyprivate_clauses): Use private var in outer
1107 context instead of original var. Make sure the types
1108 are correct for VLAs.
1110 2010-04-21 Richard Guenther <rguenther@suse.de>
1112 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1113 to non-pointer objects.
1115 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1117 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1118 last chain entry if it starts with the still current label.
1119 (add_location_or_const_value_attribute): Check that
1120 loc_list->first->next is NULL instead of comparing ->first with ->last.
1121 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1122 to add_var_loc_to_decl.
1124 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1125 >= 4 add also address size and segment size fields into CIE header.
1127 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1128 long as address size is the same as sizeof (void *) and
1130 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1131 address size or segment size is unexpected, return DW_EH_PE_omit.
1132 (classify_object_over_fdes): If get_cie_encoding returned
1133 DW_EH_PE_omit, return -1.
1134 (init_object): If classify_object_over_fdes returned -1,
1135 pretend there were no FDEs at all.
1137 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1139 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1140 bswap{si,di}2 using SWI48 mode iterator.
1141 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1142 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1143 set modrm attribute of bswap insn to 0 and remove length attribute.
1144 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1145 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1146 set mode attribute to <MODE> and remove length attribute.
1148 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1150 PR rtl-optimization/43520
1151 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1152 zero available registers.
1154 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1156 * builtins.c (fold_builtin_cproj): Fold more cases.
1158 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1160 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1161 (fold_builtin_1): Fold builtin cproj.
1162 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1163 Use ATTR_CONST_NOTHROW_LIST.
1165 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1167 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1168 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1169 ffsi2_no_cmove for !TARGET_CMOVE.
1170 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1171 (ffssi2): Remove expander.
1172 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1174 (ctz<mode>2): Ditto from ctz{si,di}2.
1175 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1177 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1180 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1182 * dwarf2out.c (AT_linkage_name): Define.
1183 (clone_as_declaration): Handle DW_AT_linkage_name.
1184 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1185 of DW_AT_MIPS_linkage_name.
1186 (move_linkage_attr): Likewise.
1187 (dwarf2out_finish): Likewise.
1189 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1192 * fold-const.c (fold_comparison): New folding rule.
1194 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1196 * double-int.h (double_int_setbit): Declare.
1197 * double-int.c (double_int_setbit): New function.
1198 * rtl.h (immed_double_int_const): Declare.
1199 * emit-rtl.c (immed_double_int_const): New function.
1200 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1201 and immed_double_int_const functions.
1202 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1203 expand_copysign_bit): (Ditto.).
1204 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1205 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1206 * dojump.c (prefer_and_bit_test): (Ditto.).
1207 * expr.c (convert_modes, reduce_to_bit_field_precision,
1208 const_vector_from_tree): (Ditto.).
1209 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1211 2010-04-20 Jan Hubicka <jh@suse.cz>
1213 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1214 (dump_cgraph_node): Dump new flags.
1215 * cgraph.h (struct cgraph_node): Add flags
1216 reachable_from_other_partition and in_other_partition.
1217 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1218 other partition can not be removed.
1219 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1220 the other partition must be output; silence sanity checking on
1221 leaking functions bodies from other paritition.
1222 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1223 (lto_output_node): Output new flags; do not sanity check that inline
1224 clones are output; drop lto_forced_extern_inline_p code; do not mock
1225 visibility flags at partition boundaries.
1226 (add_node_to): New function.
1227 (output_cgraph): Use it to sort functions so masters appear before
1229 (input_overwrite_node): Input new flags.
1230 * passes.c (ipa_write_summaries): Do not call
1231 lto_new_extern_inline_states.
1232 * lto-section-out.c (forced_extern_inline,
1233 lto_new_extern_inline_states lto_delete_extern_inline_states,
1234 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1235 * lto-streamer.h (lto_new_extern_inline_states,
1236 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1237 lto_forced_extern_inline_p): Kill.
1239 2010-04-20 Richard Guenther <rguenther@suse.de>
1241 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1242 from vars that can have pointers.
1243 (process_constraint): Dump useless constraints.
1245 2010-04-20 Richard Guenther <rguenther@suse.de>
1247 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1248 (dump_sa_points_to_info): Remove asserts.
1249 (init_base_vars): nothing_id isn't an escape point nor does it
1252 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1254 * tree.h (TYPE_REF_IS_RVALUE): Define.
1255 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1256 should_move_die_to_comdat, prune_unused_types_walk): Handle
1257 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1258 (modified_type_die, gen_reference_type_die): Emit
1259 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1260 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1262 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1265 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1266 calls for -fpic -m31 if they have been sibcall optimized.
1268 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1270 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1271 ar.lc fixed and call-used.
1273 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1275 2010-04-19 Jan Hubicka <jh@suse.cz>
1277 * opts.c (decode_options): Disable whpr incompatible passes.
1278 * lto/lto.c (lto_1_to_1_map): Skip clones.
1279 (read_cgraph_and_symbols): Do not mark everything as needed.
1280 (do_whole_program_analysis): Do map only after optimizing;
1281 set proper cgraph_state; use passmanager.
1283 2010-04-19 DJ Delorie <dj@redhat.com>
1285 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1286 POINTER_PLUS_EXPR and fix them.
1288 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1290 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1291 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1292 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1293 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1294 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1295 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1296 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1297 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1298 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1299 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1300 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1302 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1304 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1305 (check_cond_move_block): Likewise.
1306 (cond_move_process_if_block): Likewise.
1307 (noce_find_if_block): Improve formatting.
1308 (find_if_header): Pass 0 to memset and tweak conditions.
1309 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1311 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1313 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1317 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1318 with non-local decl doesn't need chain.
1320 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1322 * ira-color.c (allocno_reload_assign): Avoid accumulating
1323 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1325 2010-04-19 Martin Jambor <mjambor@suse.cz>
1327 * gimple.h (create_tmp_reg): Declare.
1328 * gimplify.c (create_tmp_reg): New function.
1329 (gimplify_return_expr): Use create_tmp_reg.
1330 (gimplify_omp_atomic): Likewise.
1331 (gimple_regimplify_operands): Likewise.
1332 * tree-dfa.c (make_rename_temp): Likewise.
1333 * tree-predcom.c (predcom_tmp_var): Likewise.
1334 (reassociate_to_the_same_stmt): Likewise.
1335 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1336 (get_replaced_param_substitute): Likewise.
1337 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1338 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1339 * tree-ssa-pre.c (get_representative_for): Likewise.
1340 (create_expression_by_pieces): Likewise.
1341 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1342 (create_tailcall_accumulator): Likewise.
1344 2010-04-19 Martin Jambor <mjambor@suse.cz>
1346 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1348 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1350 2010-04-19 Richard Guenther <rguenther@suse.de>
1352 PR tree-optimization/43796
1353 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1354 from SCEV in the lattice.
1355 (vrp_visit_phi_node): Dump change.
1357 2010-04-19 Richard Guenther <rguenther@suse.de>
1359 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1360 * configure: Re-generated.
1362 2010-04-19 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/43783
1365 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1366 constant ARRAY_REF operands two and three if possible.
1368 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1371 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1373 2010-04-19 Jie Zhang <jie@codesourcery.com>
1376 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1378 2010-04-19 Ira Rosen <irar@il.ibm.com>
1380 PR tree-optimization/37027
1381 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1382 and macro to access it.
1383 (vectorizable_reduction): Add argument.
1384 (vect_get_slp_defs): Likewise.
1385 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1386 statements for possible use in SLP.
1387 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1388 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1389 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1391 (vectorizable_reduction): Likewise.
1392 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1394 (vectorizable_type_demotion, vectorizable_type_promotion,
1395 vectorizable_store): Likewise.
1396 (vect_analyze_stmt): Update call to vectorizable_reduction.
1397 (vect_transform_stmt): Likewise.
1398 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1399 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1400 from different interleaving chains in same node.
1401 (vect_slp_rearrange_stmts): New function.
1402 (vect_supported_load_permutation_p): Allow load permutations for
1403 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1404 inside SLP nodes if necessary.
1405 (vect_analyze_slp_instance): Handle reductions.
1406 (vect_analyze_slp): Try to build SLP instances originating from groups
1408 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1409 (vect_get_constant_vectors): Create initial vectors for reductions
1410 according to reduction code. Add new argument.
1411 (vect_get_slp_defs): Add new argument, pass it to
1412 vect_get_constant_vectors.
1413 (vect_schedule_slp_instance): Remove SLP tree root statements.
1415 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1417 * tree.h (ENUM_IS_SCOPED): Define.
1418 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1419 for ENUM_IS_SCOPED enums.
1421 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1423 * fold-const.c (fold_comparison): Use ssizetype.
1424 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1425 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1426 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1427 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1429 * tree.h (initialize_sizetypes): Remove parameter.
1430 (build_common_tree_nodes): Remove second parameter.
1431 * stor-layout.c (initialize_sizetypes): Remove parameter.
1432 Always create an unsigned type.
1433 (set_sizetype): Assert that the passed type is unsigned and simplify.
1434 * tree.c (build_common_tree_nodes): Remove second parameter.
1435 Adjust call to initialize_sizetypes.
1436 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1437 build_common_tree_nodes.
1439 2010-04-18 Matthias Klose <doko@ubuntu.com>
1441 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1443 2010-04-18 Ira Rosen <irar@il.ibm.com>
1445 PR tree-optimization/43771
1446 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1447 load permutation doesn't have gaps.
1449 2010-04-18 Jan Hubicka <jh@suse.cz>
1451 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1452 (sse_prologue_save_insn expander): Use new pattern.
1453 (sse_prologue_save_insn1): New pattern and splitter.
1454 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1456 * i386.c (setup_incoming_varargs_64): Do not compute jump
1458 (ix86_gimplify_va_arg): Update alignment needed.
1459 (ix86_local_alignment): Do not align all local arrays to 128bit.
1461 2010-04-17 Jan Hubicka <jh@suse.cz>
1463 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1465 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1467 * arm.md (negdi2): Remove redundant code to force values into a
1470 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1472 * arm/bpabi.S: Add EABI alignment attributes to objects.
1473 * arm/bpabi-v6m.S: Likewise.
1474 * arm/crti.asm: Likewise.
1475 * arm/crtn.asm: Likewise.
1476 * arm/lib1funcs.asm: Likewise.
1477 * arm/libunwind.S: Likewise.
1479 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1481 * arm-protos.h (tune_params): New structure.
1482 * arm.c (current_tune): New variable.
1483 (arm_constant_limit): Delete.
1484 (struct processors): Add pointer to the tune parameters.
1485 (arm_slowmul_tune): New tuning option.
1486 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1487 (all_cores): Adjust to pick up the tuning model.
1488 (arm_constant_limit): New function.
1489 (arm_override_options): Select the appropriate tuning model. Delete
1490 initialization of arm_const_limit.
1491 (arm_split_constant): Use the new constant-limit model.
1492 (arm_rtx_costs): Pick up the current tuning model.
1493 * arm.md (is_strongarm, is_xscale): Delete.
1494 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1495 for Xscale variant architectures.
1496 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1498 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1500 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1502 (arm_rtx_costs_1): Remove unused variable extra_cost.
1503 (arm_unwind_emit_set): Use variable offset.
1504 (thumb1_output_casesi): Remove unused variable flags.
1506 2010-04-16 Jeff Law <law@redhat.com>
1508 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1509 needing assignment rather than doing a two-phase assignment. Remove
1510 unused variable 'm'.
1512 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1515 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1517 2010-04-16 Doug Kwan <dougkwan@google.com>
1519 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1520 (next_operand_entry_id): New static variable.
1521 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1522 (add_to_ops_vec): Assigned unique ID to operand entry.
1523 (struct oecount_s): New field ID.
1524 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1525 (undistribute_ops_list): Assign unique IDs to oecounts.
1526 (init_reassoc): reset next_operand_entry_id.
1528 2010-04-16 Doug Kwan <dougkwan@google.com>
1530 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1531 missing left parenthesis.
1533 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1536 *btdi_rex64 using SWI48 mode iterator.
1537 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1538 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1539 *jcc_btdi_mask_rex64.
1541 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1543 * double-int.h (tree_to_double_int): Convert to macro.
1544 * double-int.c (tree_to_double_int): Remove.
1546 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1549 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1550 with want_address 2 and in case a single element list might be
1551 possible, call it again with want_address 0.
1553 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1555 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1556 case 'W' print operands for HI mode.
1557 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1558 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1559 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1560 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1562 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1564 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1565 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1566 #xx:3 and #xx:4 mode.
1568 * config/h8300/h8300.md (inverted load with HImode dest): Add
1569 support for H8300SX.
1571 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1572 satisfy 'U' constraint.
1574 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1576 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1577 * configure: Regenerate.
1578 * config.in: Regenerate.
1579 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1582 2010-04-16 Richard Guenther <rguenther@suse.de>
1584 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1585 (struct tree_decl_common): ... here.
1586 (DECL_PT_UID): Adjust.
1587 (SET_DECL_PT_UID): Likewise.
1588 (DECL_PT_UID_SET_P): Likewise.
1590 2010-04-16 Richard Guenther <rguenther@suse.de>
1592 PR tree-optimization/43572
1593 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1594 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1595 * tree-flow.h (is_call_clobbered): Remove.
1596 * tree-flow-inline.h (is_call_clobbered): Likewise.
1597 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1598 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1599 (execute_return_slot_opt): Adjust.
1600 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1601 check for call clobbered vars here.
1602 (find_tail_calls): Move tailcall verification to the
1605 2010-04-16 Diego Novillo <dnovillo@google.com>
1607 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1609 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1612 * config/arm/arm.md (cbranchqi4): New pattern.
1613 * config/arm/predicates.md (const0_operand,
1614 cbranchqi4_comparison_operator): New predicates.
1616 2010-04-16 Richard Guenther <rguenther@suse.de>
1618 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1619 (dump_gimple_stmt): Likewise.
1621 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1623 * recog.h (struct recog_data): New field is_operator.
1624 (struct insn_operand_data): New field is_operator.
1625 * recog.c (extract_insn): Set recog_data.is_operator.
1626 * genoutput.c (output_operand_data): Emit code to set the
1628 * reload.c (find_reloads): Use it rather than testing for an
1629 empty constraint string.
1632 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1633 If the previous insn is a cbranchsi4_insn with the same arguments,
1634 omit the compare instruction.
1636 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1637 register, inputs must be low registers and we need a low register
1638 scratch. Handle alternative 2 like alternative 3.
1640 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1642 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1643 don't call get_addr on both. If one expression is a VALUE and
1644 the other a REG, check VALUE's locs if the REG isn't among them.
1646 2010-04-16 Christian Bruel <christian.bruel@st.com>
1648 * config/sh/sh.h (sh_frame_pointer_required): New function.
1649 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1650 (flag_omit_frame_pointer) Set.
1651 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1652 (rounded_frame_size): Adjust size with outgoing_args_size.
1653 (sh_set_return_address): Must return from stack pointer.
1654 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1655 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1656 (ACCUMULATE_OUTGOING_ARGS): Define.
1657 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1658 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1660 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1663 * config/sh/sh.c (sh_legitimize_reload_address): Use
1664 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1665 Remove a unneeded check for offset_base.
1667 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1669 * configure: Regenerated.
1671 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1673 * config/s390/s390.c (s390_call_save_register_used): Switch back
1674 to HARD_REGNO_NREGS.
1676 2010-04-15 Richard Guenther <rguenther@suse.de>
1678 * alias.c (alias_set_subset_of): Handle alias-set zero
1681 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1682 Julian Brown <julian@codesourcery.com>
1684 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1685 alternatives according to use of high and low regs.
1686 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1687 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1688 optimizing for size on Thumb-2.
1690 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1692 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1694 2010-04-15 Richard Guenther <rguenther@suse.de>
1696 * tree-ssa-structalias.c (struct variable_info): Add
1698 (new_var_info): Initialize it.
1699 (dump_constraints): Support printing last added constraints.
1700 (debug_constraints): Adjust.
1701 (dump_constraint_graph): Likewise.
1702 (make_heapvar_for): Check for NULL cfun.
1703 (get_function_part_constraint): New function.
1704 (get_fi_for_callee): Likewise.
1705 (find_func_aliases): Properly implement IPA PTA constraints.
1706 (process_ipa_clobber): New function.
1707 (find_func_clobbers): Likewise.
1708 (insert_into_field_list_sorted): Remove.
1709 (create_function_info_for): Properly allocate vars for IPA mode.
1710 Do not use insert_into_field_list_sorted.
1711 (create_variable_info_for): Properly generate constraints for
1712 global vars in IPA mode.
1713 (dump_solution_for_var): Always dump the solution.
1714 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1715 (find_what_var_points_to): Adjust.
1716 (pt_solution_set): Change.
1717 (pt_solution_ior_into): New function.
1718 (pt_solution_empty_p): Export.
1719 (pt_solution_includes_global): Adjust.
1720 (pt_solution_includes_1): Likewise.
1721 (pt_solutions_intersect_1): Likewise.
1722 (dump_sa_points_to_info): Check some invariants.
1723 (solve_constraints): Move constraint dumping ...
1724 (compute_points_to_sets): ... here.
1725 (ipa_pta_execute): ... and here.
1726 (compute_may_aliases): Do not re-compute points-to info
1727 locally if IPA info is available.
1728 (ipa_escaped_pt): New global var.
1729 (ipa_pta_execute): Properly implement IPA PTA.
1730 * tree-into-ssa.c (dump_decl_set): Support dumping
1731 decls not in referenced-vars.
1732 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1733 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1734 (dump_points_to_solution): Likewise.
1735 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1736 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1737 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1738 (copy_decl_to_var): Copy DECL_PT_UID.
1739 (copy_result_decl_to_var): Likewise.
1740 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1741 (copy_node_stat): Copy it.
1742 * tree.h (DECL_PT_UID): New macro.
1743 (SET_DECL_PT_UID): Likewise.
1744 (DECL_PT_UID_SET_P): Likewise.
1745 (struct tree_decl_minimal): Add pt_uid member.
1746 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1747 (pt_solution_empty_p): Declare.
1748 (pt_solution_set): Adjust.
1749 (ipa_escaped_pt): Declare.
1750 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1751 * gimple-pretty-print.c (pp_points_to_solution): New function.
1752 (dump_gimple_call): Dump call clobber/use information.
1753 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1754 * tree-pass.h (TDF_ALIAS): New dump option.
1755 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1756 * doc/invoke.texi (-fipa-pta): Update documentation.
1758 2010-04-15 Richard Guenther <rguenther@suse.de>
1760 * Makefile.in (OBJS-common): Add gimple-fold.o.
1761 (gimple-fold.o): New rule.
1762 * tree.h (maybe_fold_offset_to_reference,
1763 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1765 * gimple.h: ... here.
1766 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1767 may_propagate_address_into_dereference): Move prototypes ...
1768 * gimple.h: ... here.
1769 * tree-ssa-ccp.c (get_symbol_constant_value,
1770 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1771 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1772 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1773 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1774 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1775 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1776 gimplify_and_update_call_from_tree): Move ...
1777 * gimple-fold.c: ... here. New file.
1778 (ccp_fold_builtin): Rename to ...
1779 (gimple_fold_builtin): ... this.
1780 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1782 2010-04-15 Richard Guenther <rguenther@suse.de>
1784 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1785 fit_double_type, force_fit_type_double, add_double_with_sign,
1786 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1787 lrotate_double, rrotate_double, div_and_round_double): Move ...
1788 * double-int.c: ... here.
1789 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1790 add_double, neg_double, mul_double_with_sign, mul_double,
1791 lshift_double, rshift_double, lrotate_double, rrotate_double,
1792 div_and_round_double): Move prototypes ...
1793 * double-int.h: ... here.
1795 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1798 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1799 matching constraints to ensure inputs match the output.
1801 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1804 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1805 in an input-only operand.
1807 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1809 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1810 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1811 (double_int_negative_p): Convert to static inline function.
1812 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1813 (double_int_negative_p): Remove.
1814 * tree.h (lshift_double, rshift_double):
1815 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1816 * fold-const.c (fold_convert_const_int_from_real,
1817 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1818 (lshift_double): Change type of arith argument to bool.
1819 (rshift_double): Change type of arith argument to bool. Correct
1821 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1823 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1826 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1827 at the start and end of the then/else blocks, and omit them from the
1829 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1830 argument; all callers changed. Pass zero to old_insns_match_p instead.
1831 (flow_find_head_matching_sequence): New function.
1832 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1833 * basic-block.h (flow_find_cross_jump,
1834 flow_find_head_matching_sequence): Declare functions.
1836 2010-04-14 Jason Merrill <jason@redhat.com>
1839 * c-common.c (attribute_takes_identifier_p): New fn.
1840 * c-common.h: Declare it.
1842 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1846 (*udivmod<mode>4): Ditto.
1848 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/i386.md (maxmin_int): Rename code attribute from
1851 maxminiprefix and update all users.
1852 (maxmin_float): Ditto from maxminfprefix.
1853 (logic): Ditto from logicprefix.
1854 (absneg_mnemonic): Ditto from absnegprefix.
1855 * config/i386/mmx.md: Update all users of maxminiprefix,
1856 maxminfprefix and logicprefix for rename.
1857 * config/i386/sse.md: Ditto.
1858 * config/i386/sync.md (sync_<code><mode>): Update for
1861 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1864 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1865 warnings converted to errors.
1867 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1869 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1870 used insn_type variable.
1871 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1872 to avoid set-but-not-used warning.
1874 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1876 * df-core.c (df_ref_debug): Change format string placeholder
1878 * dwarf2asm.c (dw2_asm_output_data_raw,
1879 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1880 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1881 * dwarf2out.c (output_cfi, output_cfi_directive,
1882 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1883 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1885 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1886 * print-rtl.c (print_rtx): Ditto.
1888 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1891 * builtins.c (expand_builtin_pow_root): New function to expand pow
1892 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1893 series of sqrt and cbrt calls under -ffast-math.
1894 (expand_builtin_pow): Call it.
1896 2010-04-14 Michael Matz <matz@suse.de>
1898 PR tree-optimization/42963
1899 * tree-cfg.c (touched_switch_bbs): New static variable.
1900 (group_case_labels_stmt): New function broken out from ...
1901 (group_case_labels): ... here, use the above.
1902 (start_recording_case_labels): Allocate touched_switch_bbs.
1903 (end_recording_case_labels): Deallocate it, call
1904 group_case_labels_stmt.
1905 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1907 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1909 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1912 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1914 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1916 2010-04-13 Jan Hubicka <jh@suse.cz>
1918 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1919 of optimized out static functions.
1920 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1921 cost computation. Also sanity check for overflows.
1922 (update_caller_keys): Update cgraph_edge_badness call; properly
1923 update fibheap and sanity check that it is up to date.
1924 (add_new_edges_to_heap): Update cgraph_edge_badness.
1925 (cgraph_decide_inlining_of_small_function): Likewise;
1926 add sanity checking that badness in heap is up to date;
1927 improve dumping of reason; Update badness of calls to the
1928 offline copy of function currently inlined; dump badness
1929 of functions not inlined because of unit growth limits.
1931 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1934 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1935 because of sign-extension change when converting to sizetype here...
1936 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1938 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1939 the folding to constants. Remove redundant final conversion.
1940 (fold_binary) <associate>: Do not associate if the re-association of
1941 constants alone overflows.
1942 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1943 to the end of the list.
1944 (multiple_of_p) <COND_EXPR>: New case.
1946 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1948 * opt-functions.awk (opt_sanitized_name): New.
1950 * optc-gen.awk: Use it
1951 * opth-gen.awk: Use it.
1953 2010-04-13 Martin Jambor <mjambor@suse.cz>
1955 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1956 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1957 children. Call replace_uses_with_default_def_ssa_name to handle
1960 2010-04-13 Michael Matz <matz@suse.de>
1963 * builtins.c (expand_builtin_interclass_mathfn): Also create
1964 a register if the predicate doesn't match.
1966 2010-04-13 Diego Novillo <dnovillo@google.com>
1968 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1969 * c-pch.c: Include timevar.h.
1970 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1971 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1972 * ggc-common.c: Include timevar.h.
1973 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1974 * timevar.def (TV_PCH_SAVE): Define.
1975 (TV_PCH_CPP_SAVE): Define.
1976 (TV_PCH_PTR_REALLOC): Define.
1977 (TV_PCH_PTR_SORT): Define.
1978 (TV_PCH_RESTORE): Define.
1979 (TV_PCH_CPP_RESTORE): Define.
1981 2010-04-13 Michael Matz <matz@suse.de>
1983 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1985 (can_reassociate_p): New function.
1986 (break_up_subtract_bb, reassociate_bb): Use it.
1988 2010-04-13 Richard Guenther <rguenther@suse.de>
1991 * builtins.c (c_readstr): Fix assert.
1993 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1996 when generating cltd insn.
1998 (*ashl<mode>3_1): Remove special handling for register operand 2.
1999 (*ashlsi3_1_zext): Ditto.
2000 (*ashlhi3_1): Ditto.
2001 (*ashlhi3_1_lea): Ditto.
2002 (*ashlqi3_1): Ditto.
2003 (*ashlqi3_1_lea): Ditto.
2004 (*<shiftrt_insn><mode>3_1): Ditto.
2005 (*<shiftrt_insn>si3_1_zext): Ditto.
2006 (*<shiftrt_insn>qi3_1_slp): Ditto.
2007 (*<rotate_insn><mode>3_1): Ditto.
2008 (*<rotate_insn>si3_1_zext): Ditto.
2009 (*<rotate_insn>qi3_1_slp): Ditto.
2011 2010-04-13 Richard Guenther <rguenther@suse.de>
2013 * tree-ssa-structalias.c (callused_id): Remove.
2014 (call_stmt_vars): New.
2015 (get_call_vi): Likewise.
2016 (lookup_call_use_vi): Likewise.
2017 (lookup_call_clobber_vi): Likewise.
2018 (get_call_use_vi): Likewise.
2019 (get_call_clobber_vi): Likewise.
2020 (make_transitive_closure_constraints): Likewise.
2021 (handle_const_call): Adjust to do per-call call-used handling.
2022 (handle_pure_call): Likewise.
2023 (find_what_var_points_to): Remove general callused handling.
2024 (init_base_vars): Likewise.
2025 (init_alias_vars): Initialize call_stmt_vars.
2026 (compute_points_to_sets): Process call-used and call-clobbered
2027 vars for call statements.
2028 (delete_points_to_sets): Free call_stmt_vars.
2030 2010-04-13 Richard Guenther <rguenther@suse.de>
2032 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2033 Only add RW dependence for dependence distance zero.
2034 Adjust maximal vectorization factor according to dependences.
2035 Move alignment handling ...
2036 (vect_find_same_alignment_drs): ... here. New function.
2037 (vect_analyze_data_ref_dependences): Adjust.
2038 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2039 (vect_analyze_data_refs): Adjust minimal vectorization factor
2040 according to data references.
2041 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2042 dependences before determining the vectorization factor.
2043 Analyze alignment after determining the vectorization factor.
2044 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2045 dependences before alignment.
2046 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2048 (vect_analyze_data_refs): Likewise.
2049 (MAX_VECTORIZATION_FACTOR): New define.
2051 2010-04-13 Duncan Sands <baldrick@free.fr>
2053 * except.h (lang_eh_type_covers): Remove.
2054 * except.c (lang_eh_type_covers): Likewise.
2056 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2057 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2059 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2060 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2061 UNITS_PER_LONG where it is ABI relevant.
2062 (s390_return_addr_rtx): Likewise.
2063 (s390_back_chain_rtx): Likewise.
2064 (s390_frame_area): Likewise.
2065 (s390_frame_info): Likewise.
2066 (s390_initial_elimination_offset): Likewise.
2067 (save_gprs): Likewise.
2068 (s390_emit_prologue): Likewise.
2069 (s390_emit_epilogue): Likewise.
2070 (s390_function_arg_advance): Likewise.
2071 (s390_function_arg): Likewise.
2072 (s390_va_start): Likewise.
2073 (s390_gimplify_va_arg): Likewise.
2074 (s390_function_profiler): Likewise.
2075 (s390_optimize_prologue): Likewise.
2076 (s390_rtx_costs): Likewise.
2077 (s390_secondary_reload): Likewise.
2078 (s390_promote_function_mode): Likewise.
2079 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2080 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2081 registers available.
2082 (s390_unwind_word_mode): New function.
2083 (s390_function_value): Split 64 bit values into register pair if
2084 used as return value.
2085 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2086 function call parameters. Handle parallels.
2087 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2088 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2089 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2090 (s390_expand_setmem): Remove unused variable src_addr.
2091 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2092 deal with 64 bit registers.
2093 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2094 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2095 (UNITS_PER_LONG): New macro.
2096 * libjava/include/s390-signal.h: Define extended ucontext
2097 structure containing the upper halfs of the 64 bit registers.
2099 2010-04-13 Simon Baldwin <simonb@google.com>
2101 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2103 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2105 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2106 rvalue on the RHS if the LHS is of a non-renamable type.
2107 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2109 2010-04-13 Matthias Klose <doko@ubuntu.com>
2111 * gcc.c (cc1_options): Handle -iplugindir before processing
2112 the cc1 spec. Only add -iplugindir once.
2113 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2115 * common.opt (iplugindir): Remove `Separate' property, initialize.
2116 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2118 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2119 (distclean): Remove plugin dir.
2120 * doc/invoke.texi: Document -iplugindir.
2122 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2124 * doc/plugins.texi (Loading Plugins): Document short
2125 -fplugin=foo option.
2126 (Plugin API): Mention default_plugin_dir_name function.
2128 * gcc.c (find_file_spec_function): Add new declaration.
2129 (static_spec_func): Use it for "find-file".
2130 (find_file_spec_function): Add new function.
2131 (cc1_options): Add -iplugindir option if -fplugin* options found.
2133 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2135 * plugin.c (add_new_plugin): Updated comment, and handle short
2137 (default_plugin_dir_name): Added new function.
2139 * common.opt (iplugindir): New option to set the plugin directory.
2141 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md (any_rotate): New code iterator.
2144 (rotate_insn): New code attribute.
2146 (SWIM124): New mode iterator.
2147 (<rotate_insn>ti3): New expander.
2148 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2149 any_rotate code iterator.
2150 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2151 using any_rotate code iterator and SWIM124 mode iterator.
2152 (ix86_rotlti3): New insn_and_split pattern.
2153 (ix86_rotrti3): Ditto.
2154 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2155 ix86_rotl{di,ti}3 patterns.
2156 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2157 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2158 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2159 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2160 code iterator and SWI mode iterator.
2161 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2162 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2164 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2165 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2166 (bswap rotatert splitter): Add splitter.
2167 (bswap splitter): Macroize splitter using any_rotate code iterator.
2168 Add insn predicate to split only for TARGET_USE_XCHGB or when
2169 optimizing function for size.
2171 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2173 * config/pa/pa.c (emit_move_sequence): Remove use of
2174 deleted variable flag_argument_noalias.
2176 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2178 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2180 Add to unsupported targets list.
2181 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2182 sparc*-sun-solaris2.[567]* from target lists.
2183 * configure: Regenerate.
2184 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2186 Remove Solaris 7 patch references.
2187 (Specific, sparc-sun-solaris2.7): Removed.
2188 (sparc-sun-solaris2*): Update Solaris 7 example.
2189 (sparc64-*-solaris2*): Likewise.
2191 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2193 * config.build (alpha*-dec-osf4*): Remove.
2194 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2195 of obsolete configurations.
2196 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2198 * config/alpha/t-osf4: Renamed to ...
2199 * config/alpha/t-osf5: ... this.
2200 * config/alpha/osf.h: Renamed to ...
2201 * config/alpha/osf5.h: ... this.
2202 Merged old osf5.h contents.
2204 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2205 (EXTRA_SPECS): Removed.
2206 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2207 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2210 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2212 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2214 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2217 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2218 __thiscall convention.
2220 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2222 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2224 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2226 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2228 * function.c (assign_parms_initialize_all): Add unused attribute
2231 2010-04-12 Richard Guenther <rguenther@suse.de>
2233 * gsstruct.def (GSS_CALL): New.
2234 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2235 * gimple.h: Include tree-ssa-alias.h.
2236 (struct gimple_statement_call): New.
2237 (union gimple_statement_struct_d): Add gimple_call member.
2238 (gimple_call_reset_alias_info): Declare.
2239 (gimple_call_use_set): New function.
2240 (gimple_call_clobber_set): Likewise.
2241 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2242 * gimple.c (gimple_call_reset_alias_info): New function.
2243 (gimple_build_call_1): Call it.
2244 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2245 * tree-inline.c (remap_gimple_stmt): Likewise.
2246 (expand_call_inline): Remove callused handling.
2247 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2248 * tree-dfa.c (dump_variable): Likewise.
2249 * tree-parloops.c (parallelize_loops): Likewise.
2250 * tree-ssa.c (init_tree_ssa): Likewise.
2251 (delete_tree_ssa): Likewise.
2252 * tree-flow-inline.h (is_call_used): Remove.
2253 * tree-flow.h (struct gimple_df): Remove callused member.
2254 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2255 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2256 (ref_maybe_used_by_call_p_1): Simplify.
2257 (call_may_clobber_ref_p_1): Likewise.
2258 * tree-ssa-structalias.c (compute_points_to_sets): Set
2259 the call stmt used and clobbered sets.
2260 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2261 (find_tail_calls): Verify the tail call.
2263 2010-04-12 Richard Guenther <rguenther@suse.de>
2265 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2266 single-iteration always-inline inlining.
2267 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2268 (cgraph_decide_inlining): Do not handle always-inline specially.
2269 (try_inline): Remove always-inline cycle detection special case.
2270 Do not recurse on always-inlines.
2271 (cgraph_early_inlining): Do not iterate if not optimizing.
2272 (cgraph_gate_early_inlining): remove.
2273 (pass_early_inline): Run unconditionally.
2274 (gate_cgraph_decide_inlining): New function.
2275 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2276 not inlining or optimizing.
2277 (cgraph_decide_inlining_of_small_functions): Also consider
2278 always-inline functions.
2279 (cgraph_default_inline_p): Return true for nodes which should
2280 disregard inline limits.
2281 (estimate_function_body_sizes): Assume zero size and time for
2282 nodes which are marked as disregarding inline limits.
2283 (cgraph_decide_recursive_inlining): Do not perform recursive
2284 inlining on always-inline nodes.
2286 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2289 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2290 for exprs satisfying handled_component_p.
2292 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2294 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2295 non-constant aggregate elements.
2297 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2298 is a real initialization.
2300 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2303 * c-decl.c (start_function): Move forward check for nested function.
2305 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2307 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2308 * config/sh/sh.c: Include reload.h.
2309 (sh_legitimize_reload_address): New.
2310 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2311 sh_legitimize_reload_address.
2313 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2315 * config/sh/sh.md (*movqi_pop): New insn pattern.
2316 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2318 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2320 * config/i386/i386.md (any_shiftrt): New code iterator.
2321 (shiftrt_insn): New code attribute.
2323 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2324 using any_shiftrt code iterator.
2325 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2326 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2327 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2328 pattern from corresponding peephole2 patterns.
2329 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2330 using any_shiftrt code iterator.
2331 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2332 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2333 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2334 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2335 *{ashr,lshr}<mode>3_cmp_zext.
2336 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2338 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2340 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2342 (*lshr<mode>3_cconly): Ditto.
2344 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2346 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2347 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2348 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2349 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2351 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2352 from corresponding peephole2 patterns.
2353 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2354 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2355 and *lshrdi3_1_rex64 using SWI mode iterator.
2356 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2357 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2358 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2359 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2360 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2361 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2362 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2363 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2364 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2367 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2369 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2370 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2371 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2372 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2374 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2375 from corresponding peephole2 patterns.
2376 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2377 (ashrsi3_cvt): Rename from ashrsi3_31.
2378 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2379 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2380 and x86_64_shift_adj_3 using SWI48 mode iterator.
2381 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2382 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2383 and *ashrdi3_1_rex64 using SWI mode iterator.
2384 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2385 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2386 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2387 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2388 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2389 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2390 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2391 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2392 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2394 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2395 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2396 x86_shift<mode>_adj_3 expanders.
2398 2010-04-10 Wei Guozhi <carrot@google.com>
2401 * config/arm/arm.c (arm_pic_static_addr): New function.
2402 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2404 (arm_output_addr_const_extra): Output expression for new pattern.
2405 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2407 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2409 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2412 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2413 * web.c: Include "insn-config.h" and "recog.h".
2414 (union_match_dups): New function.
2415 (web_main): Call it.
2416 (union_defs): Don't try to recognize match_dups.
2418 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2419 if doing so would replace the entire pattern.
2421 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2425 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2426 and splitter pattern. Change splitter operand 1 predicate to
2429 2010-04-09 Martin Jambor <mjambor@suse.cz>
2431 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2432 lattices are addresses of CONST_DECLs with the same initial value.
2433 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2434 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2436 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2437 Bernd Schmidt <bernds@codesourcery.com>
2439 * loop-invariant.c (replace_uses): New static function.
2440 (move_invariant_reg): Use it to ensure we can replace the uses.
2442 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2444 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2446 (picochip_override_options): Enable section anchors only above -O1.
2447 (picochip_reorg): Fixed a couple of build warnings.
2449 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2451 * configure.ac (plugin -rdynamic test): Log result.
2452 * configure: Regenerate.
2453 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2454 (RDYNAMIC_SPEC): Define.
2455 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2457 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2459 * configure.ac: Determine Sun ld version numbers.
2460 (comdat_group): Restrict GNU ld version checks to gld.
2461 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2462 (enable_comdat): Support --enable-comdat.
2463 * configure: Regenerate.
2464 * doc/install.texi (Configuration): Document --enable-comdat.
2466 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2468 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2469 * config/sol2-gld.h: ... here.
2470 * config.gcc (sparc*-*-solaris2*): Reflect this.
2471 (i[34567]86-*-solaris2*): Use it.
2473 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2475 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2477 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2479 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2482 * diagnostic.c (diagnostic_initialize): Initialize
2483 some_warnings_are_errors.
2484 (diagnostic_finish): New.
2485 (diagnostic_action_after_output): Call it before exiting.
2486 (diagnostic_report_diagnostic): Do not print message here. Set
2487 some_warnings_are_errors.
2488 * diagnostic.h (diagnostic_context): Delete
2489 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2490 (diagnostic_finish): Declare.
2491 * toplev.c (toplev_main): Call it before exit.
2493 2010-04-09 Jason Merrill <jason@redhat.com>
2496 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2497 for incomplete type.
2500 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2501 based on a warning flag.
2503 2010-04-09 Richard Guenther <rguenther@suse.de>
2505 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2507 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2510 * varasm.c (default_assemble_visibility): Wrap vars that are
2511 set, but unused, by targets without GAS.
2512 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2513 Remove set, but unused, vars.
2514 (rs6000_legitimize_tls_address): Likewise.
2515 (altivec_expand_dst_builtin): Likewise.
2516 * config/darwin.c (machopic_classify_symbol): Likewise.
2517 (machopic_indirection_name): Likewise.
2519 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2521 * config/i386/i386.md (DWI): New mode iterator.
2522 (S): New mode attribute.
2523 (shift_operand): Ditto.
2524 (shift_immediate_operand): Ditto.
2525 (ashl_input_operand): Ditto.
2526 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2527 using SDWIM mode iterator.
2528 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2529 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2531 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2532 from corresponding peephole2 patterns.
2533 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2534 and x86_64_shift_adj_1 using SWI48 mode iterator.
2535 (x86_shift<mode>_adj_2): Ditto.
2536 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2537 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2538 using SWI48 mode iterator.
2539 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2540 *ashldi3_cmp_rex64 using SWI mode iterator.
2541 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2542 *ashldi3_cconly_rex64 using SWI mode iterator.
2543 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2544 x86_shift<mode>_adj_{1,2}.
2545 (ix86_split_ashr): Ditto.
2546 (ix86_split_lshr): Ditto.
2548 2010-04-09 Richard Guenther <rguenther@suse.de>
2550 * target.h (builtin_conversion): Pass in input and output types.
2551 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2552 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2553 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2554 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2556 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2558 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2560 2010-04-09 Richard Guenther <rguenther@suse.de>
2563 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2565 2010-04-09 Richard Guenther <rguenther@suse.de>
2567 * tree-vectorizer.h (struct _stmt_vec_info): Document
2568 that vectype is the type of the LHS.
2569 (supportable_widening_operation, supportable_narrowing_operation):
2570 Get both input and output vector types as arguments.
2571 (vect_is_simple_use_1): Declare.
2572 (get_same_sized_vectype): Likewise.
2573 * tree-vect-loop.c (vect_determine_vectorization_factor):
2574 Set STMT_VINFO_VECTYPE to the vector type of the def.
2575 (vectorizable_reduction): Adjust.
2576 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2577 Adjust. Specify the output vector type.
2578 (vect_pattern_recog_1): Adjust.
2579 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2580 (vectorizable_call): Adjust.
2581 (vectorizable_conversion): Likewise.
2582 (vectorizable_operation): Likewise.
2583 (vectorizable_type_demotion): Likewise.
2584 (vectorizable_type_promotion): Likewise.
2585 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2587 (vect_is_simple_use_1): New function.
2588 (supportable_widening_operation): Get both input and output
2590 (supportable_narrowing_operation): Likewise.
2591 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2593 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2595 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2596 __thiscall and _thiscall as predefined macros.
2597 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2598 thiscall attribute handling.
2599 (ix86_comp_type_attributes): Likewise.
2600 (ix86_function_regparm): Likewise.
2601 (ix86_return_pops_args): Likewise.
2602 (init_cumulative_args): Likewise.
2603 (find_drap_reg): Likewise.
2604 (ix86_static_chain): Likewise.
2605 (x86_this_parameter): Likewise.
2606 (x86_output_mi_thunk): Likewise.
2607 (ix86_attribute_table): Add description for thiscall attribute.
2608 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2609 * doc/extend.texi: Add documentation for thiscall.
2611 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2614 * c.opt (Wint-to-pointer-cast): Available in C++.
2615 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2617 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2619 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2620 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2621 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2622 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2623 function type instead. Reorder and simplify checks.
2625 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2627 2010-04-08 Jing Yu <jingyu@google.com>
2628 Zdenek Dvorak <ook@ucw.cz>
2630 PR tree-optimization/42720
2631 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2632 loop unswitch conditions here from ...
2633 (tree_unswitch_single_loop): ... here.
2635 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2637 * tree-if-conv.c: Fix comments and simplify logic.
2639 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2641 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2642 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2643 (main_tree_if_conversion): Update call to tree_if_conversion.
2645 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2648 * doc/invoke.texi (-b,-V): Delete.
2649 * doc/tm.texi: Do not mention -b.
2650 * gcc.c (display_help): Delete -b and -V.
2651 (process_command): Delete -b and -V.
2652 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2654 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2655 Wolfgang Gellerich <gellerich@de.ibm.com>
2657 Implement target hook for loop unrolling
2658 * target.h (loop_unroll_adjust): Add a new target hook function.
2659 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2660 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2661 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2662 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2663 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2665 (decide_unroll_stupid): Likewise.
2667 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2670 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2672 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2674 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2675 (Specific, *-*-solaris2*): Likewise.
2676 Don't prefer Sun as over GNU as.
2678 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2680 * config/s390/s390.c (override_options): Adjust the z10
2681 defaults for max-unroll-times, max-completely-peeled-insns
2682 and max-completely-peel-times.
2684 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2686 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2687 instructions for z10.
2688 (s390_expand_setmem): Likewise.
2689 (s390_expand_cmpmem): Likewise.
2691 2010-04-08 Richard Guenther <rguenther@suse.de>
2693 PR tree-optimization/43679
2694 * tree-ssa-pre.c (eliminate): Only propagate copies.
2696 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2699 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2700 set but not used variable warning.
2702 2010-04-08 Wei Guozhi <carrot@google.com>
2705 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2706 (arm_size_rtx_costs): Call the new function when optimized for size.
2708 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2711 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2712 op0 is not a MEM, just return NULL instead of assertion
2714 (discover_nonconstant_array_refs): Don't walk debug stmts.
2716 2010-04-08 Doug Kwan <dougkwan@google.com>
2718 * configure.ac: Recognize gold and do not use its version number
2719 to test ld features.
2720 * configure: Regenerate.
2722 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2725 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2726 (negate_value): Move code to push elements to broken_up_substracts ...
2727 (eliminate_plus_minus_pair): ... here. Push operands that have no
2728 negative pair to plus_negates.
2729 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2731 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2733 * doc/install.texi (Configuration): Move description of
2734 --enable-lto, --with-libelf*, --enable-gold from Java section to
2737 * doc/generic.texi (Working with declarations)
2738 (Function Properties, C and C++ Trees): Fix typos.
2739 * doc/sourcebuild.texi (Top Level): Likewise.
2741 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2744 * tree.h (DECL_READ_P): Define.
2745 (struct tree_decl_common): Add decl_read_flag.
2746 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2747 a set but not used warning.
2748 (merge_decls): Merge DECL_READ_P flag.
2749 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2750 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2751 * c-common.c (handle_used_attribute, handle_unused_attribute):
2753 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2755 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2757 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2758 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2759 c_parser_binary_expression, c_parser_cast_expression,
2760 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2761 Call default_function_array_read_conversion instead of
2762 default_function_array_conversion where needed.
2763 (c_parser_unary_expression, c_parser_conditional_expression,
2764 c_parser_postfix_expression_after_primary, c_parser_initelt):
2765 Likewise. Call mark_exp_read where needed.
2766 (c_parser_statement_after_labels, c_parser_asm_operands,
2767 c_parser_typeof_specifier, c_parser_sizeof_expression,
2768 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2770 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2772 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2773 (warn_unused_but_set_parameter): Default to warn_unused
2775 * doc/invoke.texi: Document -Wunused-but-set-variable and
2776 -Wunused-but-set-parameter.
2778 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2779 used count variable.
2780 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2781 when operandN variables aren't used in the body of the expander
2783 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2784 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2785 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2786 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2787 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2788 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2789 * tree.c (PROCESS_ARG): Likewise.
2791 2010-04-07 Simon Baldwin <simonb@google.com>
2793 * diagnostic.h (diagnostic_override_option_index): New macro to
2794 set a diagnostic's option_index.
2795 * c-tree.h (c_cpp_error): Add warning reason argument.
2796 * opts.c (_warning_as_error_callback): New.
2797 (register_warning_as_error_callback): Store callback for
2798 warnings enabled via enable_warning_as_error.
2799 (enable_warning_as_error): Call callback, minor code tidy.
2800 * opts.h (register_warning_as_error_callback): Declare.
2801 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2802 response to -Werror=.
2803 (c_common_init_options): Register warning_as_error_callback in opts.c.
2804 * common.opt: Add -Wno-cpp option.
2805 * c-common.c (struct reason_option_codes_t): Map cpp warning
2806 reason codes to gcc option indexes.
2807 * (c_option_controlling_cpp_error): New function, lookup the gcc
2808 option index for a cpp warning reason code.
2809 * (c_cpp_error): Add warning reason argument, call
2810 c_option_controlling_cpp_error for diagnostic_override_option_index.
2811 * doc/invoke.texi: Document -Wno-cpp.
2813 2010-04-07 Richard Guenther <rguenther@suse.de>
2815 * ipa-reference.c (mark_load): Use get_base_address.
2816 (mark_store): Likewise.
2818 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2819 inserting GIMPLE_NOPs into the IL.
2820 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2821 Explicitly strip handled components and indirect references.
2823 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2824 folding address expressions.
2825 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2826 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2827 operand_equal_p to compare decls.
2828 (ptr_deref_may_alias_decl_p): Likewise.
2829 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2830 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2831 Handle reversed comparison ops.
2832 * tree-sra.c (asm_visit_addr): Use get_base_address.
2833 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2834 * ipa-reference.c (mark_address): Use get_base_address.
2836 2010-04-07 Richard Guenther <rguenther@suse.de>
2838 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2839 Propagate constants everywhere.
2841 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2844 * tree.c (MAX_INT_CACHED_PREC): Define.
2845 (nonstandard_integer_type_cache): New array.
2846 (build_nonstandard_integer_type): Cache results for precision
2847 <= MAX_INT_CACHED_PREC.
2849 2010-04-07 Richard Guenther <rguenther@suse.de>
2851 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2852 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2853 * common.opt: Likewise.
2854 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2855 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2856 (nonoverlapping_memrefs_p): Likewise.
2857 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2858 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2859 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2860 OPT_fargument_noalias_global for backward compatibility.
2862 2010-04-07 Richard Guenther <rguenther@suse.de>
2864 PR tree-optimization/43270
2865 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2866 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2867 * tree-ssa-pre.c (phi_translate_1): Adjust.
2868 (fully_constant_expression): Split out vn_reference handling to ...
2869 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2870 Fold reads from constant strings.
2871 (vn_reference_lookup): Handle fully constant references.
2872 (vn_reference_lookup_pieces): Likewise.
2873 * Makefile.in (expmed.o-warn): Add -Wno-error.
2875 2010-04-07 Martin Jambor <mjambor@suse.cz>
2877 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2879 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2882 * gcc.c: Add -static-libstdc++ to list of recognized options.
2884 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2886 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2888 2010-04-07 Richard Guenther <rguenther@suse.de>
2891 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2892 bases build simple mem attributes to retain points-to information.
2894 2010-04-07 Richard Guenther <rguenther@suse.de>
2897 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2898 preserve points-to related information.
2900 2010-04-07 Richard Guenther <rguenther@suse.de>
2903 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2904 discard plain indirect references.
2905 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2906 * tree.c (tree_nop_conversion): Likewise.
2908 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2911 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2913 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2915 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2916 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2918 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2920 * tree-if-conv.c: Fix indentation and comments.
2922 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2924 * tree-if-conv.c: Sort static functions in topological order.
2926 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2928 * tree-if-conv.c: Fix indentation and comments.
2930 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2933 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2934 lang_hooks.types.type_for_size instead of
2935 build_nonstandard_integer_type.
2936 When converting an unsigned type to signed, double its precision.
2937 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2938 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2939 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2942 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2945 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2946 POINTER_PLUS_EXPR for pointer types.
2948 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2951 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2952 * graphite-clast-to-gimple.c: Include langhooks.h.
2953 (max_signed_precision_type): New.
2954 (max_precision_type): Takes two types as arguments.
2955 (precision_for_value): New.
2956 (precision_for_interval): New.
2957 (gcc_type_for_interval): New.
2958 (gcc_type_for_value): New.
2959 (gcc_type_for_clast_term): New.
2960 (gcc_type_for_clast_red): New.
2961 (gcc_type_for_clast_bin): New.
2962 (gcc_type_for_clast_expr): Split up into several functions.
2963 (gcc_type_for_clast_eq): Rewritten.
2964 (compute_bounds_for_level): New.
2965 (compute_type_for_level_1): New.
2966 (compute_type_for_level): New.
2967 (gcc_type_for_cloog_iv): Removed.
2968 (gcc_type_for_iv_of_clast_loop): Rewritten.
2969 (graphite_create_new_loop): Compute the lower and upper bound types
2970 with gcc_type_for_clast_expr.
2971 (graphite_create_new_loop_guard): Same.
2972 (find_cloog_iv_in_expr): Removed.
2973 (compute_cloog_iv_types_1): Removed.
2974 (compute_cloog_iv_types): Removed.
2975 (gloog): Do not call compute_cloog_iv_types.
2976 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2978 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2979 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2980 (GBB_CLOOG_IV_TYPES): Removed.
2982 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2984 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2985 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2986 (detect_commutative_reduction): Same.
2988 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2990 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2991 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2993 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2994 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2995 (rewrite_commutative_reductions_out_of_ssa): Same.
2996 * passes.c (execute_function_todo): Call verify_ssa for every pass
2997 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2998 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2999 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3000 with an extra argument.
3001 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3002 verify_ssa only when the extra argument is true.
3003 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3004 with an extra argument.
3005 (tree_transform_and_unroll_loop): Same.
3007 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3009 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3010 for all the passes of the LNO having LOOP_CLOSED_SSA.
3011 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3012 * tree-loop-distribution.c (pass_loop_distribution): Same.
3013 * tree-pass.h (TODO_verify_loops): Removed.
3014 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3016 (pass_tree_unswitch): Same.
3017 (pass_predcom): Same.
3018 (pass_vectorize): Same.
3019 (pass_linear_transform): Same.
3020 (pass_graphite_transforms): Same.
3021 (pass_iv_canon): Same.
3022 (pass_complete_unroll): Same.
3023 (pass_complete_unrolli): Same.
3024 (pass_parallelize_loops): Same.
3025 (pass_loop_prefetch): Same.
3026 (pass_iv_optimize): Same.
3028 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3031 * passes.c (init_optimization_passes): Move pass_lim before
3032 pass_copy_prop and pass_dce_loop.
3034 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3037 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3038 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3039 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3040 MULTI_* defines for 4 argument vpermil2p* builtins.
3042 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3044 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3045 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3046 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3047 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3048 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3049 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3050 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3051 Use x86_maybe_negate_const_int to output insn mnemonic.
3052 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3053 check from instruction predicate. Update comments.
3054 * config/i386/sync.md (sync_add<mode>): Use
3055 x86_maybe_negate_const_int to output insn mnemonic.
3057 2010-04-06 Jan Hubicka <jh@suse.cz>
3059 PR tree-optimization/42906
3060 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3061 IGNORE_SELF argument. Set visited_control_parents for fully
3063 (find_obviously_necessary_stmts): Update call of
3064 mark_control_dependent_edges_necessary.
3065 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3067 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/i386.md: Remove comment about 'e' and 'E'
3072 2010-04-06 Richard Guenther <rguenther@suse.de>
3074 PR tree-optimization/43627
3075 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3076 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3079 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3081 * BASE-VER: Change to 4.6.0.
3084 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3087 2010-04-06 Richard Guenther <rguenther@suse.de>
3090 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3092 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3094 * doc/invoke.texi (Optimize Options): Document that LTO
3095 won't remove object access purely due to incompatible
3098 2010-04-04 Matthias Klose <doko@ubuntu.com>
3100 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3101 Initialize variable.
3103 2010-04-03 Richard Guenther <rguenther@suse.de>
3106 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3107 require a non-NULL MEM_OFFSET.
3109 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3111 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3112 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3113 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3114 config/alpha/predicates.md, config/arm/arm.md,
3115 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3116 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3117 config/darwin9.h, config/darwin.c, config/darwin.h,
3118 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3119 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3120 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3121 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3122 config/mips/mips.md, config/mn10300/mn10300.c,
3123 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3124 config/rs6000/aix.h, config/rs6000/dfp.md,
3125 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3126 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3127 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3128 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3129 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3130 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3131 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3132 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3133 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3134 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3135 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3136 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3137 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3138 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3139 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3140 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3141 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3142 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3143 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3144 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3145 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3146 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3147 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3148 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3149 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3150 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3151 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3152 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3153 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3154 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3155 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3156 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3157 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3158 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3159 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3160 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3162 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3165 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3166 * aclocal.m4: Regenerate.
3168 2010-04-02 Richard Guenther <rguenther@suse.de>
3170 PR tree-optimization/43629
3171 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3172 if we have seen a constant value.
3174 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3176 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3178 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3181 * arm.c (legitimize_tls_address): Adjust call to
3182 gen_tls_load_dot_plus_four.
3183 (arm_note_pic_base): New function.
3184 (arm_cannot_copy_insn_p): Use it.
3185 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3188 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3193 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3195 * Makefile.in ($(out_object_file)): Depend on
3196 gt-$(basename $(notdir $(out_file))).h.
3198 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3200 * config.gcc (lm32-*-rtems*): Add t-lm32.
3202 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3204 * config.gcc: Add lm32-*-rtems*.
3205 * config/lm32/rtems.h: New file.
3207 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3210 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3212 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3214 * dwarf2out.c (output_compilation_unit_header): For
3215 -gdwarf-4 use version 4 instead of version 3.
3216 (output_line_info): For version 4 and above emit additional
3217 maximum ops per insn header field.
3218 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3220 * dwarf2out.c (is_c_family, is_java): Remove.
3221 (lower_bound_default): New function.
3222 (add_bound_info, gen_descr_array_type_die): Use it.
3224 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3227 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3228 re-declaration when it happens in a function.
3230 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3232 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3233 (cgraph_remove_function_insertion_hook): Same.
3234 (cgraph_call_function_insertion_hooks): Same.
3236 2010-04-01 Richard Guenther <rguenther@suse.de>
3239 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3240 and TREE_THIS_VOLATILE.
3241 (copy_ref_info): Likewise.
3242 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3243 * tree.c (build6_stat): Ignore side-effects of all but arg5
3244 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3247 2010-04-01 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/43607
3250 * ipa-type-escape.c (check_call): Do not access non-existing
3253 2010-04-01 Richard Guenther <rguenther@suse.de>
3257 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3258 Jack Howarth <howarth@bromo.med.uc.edu>
3260 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3263 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3265 * doc/install.texi (Prerequisites): Document libelf usability on
3266 IRIX 5/6 and Solaris 2.
3267 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3268 Update GNU as, GNU ld requirements.
3269 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3270 Document Sun Studio compiler download.
3271 Update and simplify as, ld recommendations.
3272 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3274 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3276 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3277 with_tune_32 to pentium4.
3279 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3281 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3283 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3285 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3286 obsoletion, removal.
3288 Document GNU as requirement.
3289 Update configure requirements.
3290 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3291 Recomment IRIX 6.5.18+.
3292 Document IDF/IDL requirement.
3293 Document GNU as requirement.
3294 Document GNU ld bootstrap failure.
3295 Remove freeware.sgi.com reference.
3297 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3299 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3300 UNIX V4.0, V5.0 obsoletion, removal.
3301 Remove --with-gc=simple reference.
3302 Update VM requirements during bootstrap.
3303 Remove -oldas bootstrap description.
3304 Update binutils reference.
3305 Remove comparison failure note.
3307 2010-03-31 Richard Guenther <rguenther@suse.de>
3308 Zdenek Dvorak <ook@ucw.cz>
3309 Sebastian Pop <sebastian.pop@amd.com>
3312 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3313 with multiple arguments.
3314 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3316 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3318 * graphite-dependences.c (print_pddr): Call print_pdr with an
3320 * graphite-poly.c (debug_pdr): Add an extra argument for the
3323 (print_pbb_domain): Same.
3325 (print_scop_context): Same.
3327 (print_cloog): Same.
3328 (debug_pbb_domain): Same.
3332 (debug_scop_context): Same.
3334 (debug_cloog): Same.
3335 (print_scop_params): Same.
3336 (debug_scop_params): Same.
3337 (print_iteration_domain): Same.
3338 (print_iteration_domains): Same.
3339 (debug_iteration_domain): Same.
3340 (debug_iteration_domains): Same.
3341 (print_scattering_function): Same.
3342 (print_scattering_functions): Same.
3343 (debug_scattering_function): Same.
3344 (debug_scattering_functions): Same.
3345 * graphite-poly.h (debug_pdr): Update declaration.
3347 (print_pbb_domain): Same.
3349 (print_scop_context): Same.
3351 (print_cloog): Same.
3352 (debug_pbb_domain): Same.
3356 (debug_scop_context): Same.
3358 (debug_cloog): Same.
3359 (print_scop_params): Same.
3360 (debug_scop_params): Same.
3361 (print_iteration_domain): Same.
3362 (print_iteration_domains): Same.
3363 (debug_iteration_domain): Same.
3364 (debug_iteration_domains): Same.
3365 (print_scattering_function): Same.
3366 (print_scattering_functions): Same.
3367 (debug_scattering_function): Same.
3368 (debug_scattering_functions): Same.
3370 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3372 * graphite-poly.c (print_scattering_function_1): New.
3373 (print_scattering_function): Call it.
3374 (print_scop_params): Remove spaces at the end of lines.
3377 * graphite-poly.h (print_cloog): Declared.
3378 (debug_cloog): Declared.
3380 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3382 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3384 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3385 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3386 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3387 to switch between adding the IV bump in loop->latch or in loop->header.
3389 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3391 * graphite-poly.c (print_scattering_function): Pretty print following
3394 (print_pbb_domain): Same.
3395 (dump_gbb_cases): Same.
3396 (dump_gbb_conditions): Same.
3399 (print_scop_params): Same.
3400 (print_scop_context): Same.
3402 (print_pbb_body): New.
3403 (lst_indent_to): New.
3404 (print_lst): Start new lines with a #.
3405 * graphite-poly.h (pbb_bb): New.
3406 (pbb_index): Use pbb_bb.
3407 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3409 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3411 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3413 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3414 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3415 and 0 instead of 1 for dw_val_class_flag.
3416 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3417 dw_val_class_range_list, dw_val_class_loc_list,
3418 dw_val_class_lineptr and dw_val_class_macptr, use
3419 DW_FORM_flag_present for dw_val_class_flag and
3420 DW_FORM_exprloc for dw_val_class_loc.
3421 (output_die): For -gdwarf-4 print dw_val_class_loc
3422 size as uleb128 instead of 1 or 2 bytes and don't print
3423 anything for dw_val_class_flag.
3425 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3426 instead of cselib_lookup following by tweaking locs->setting_insn.
3429 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3430 even before returning from label, setjmp call or volatile asm
3433 2010-03-31 Richard Guenther <rguenther@suse.de>
3436 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3437 temporary data on stack.
3439 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3441 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3442 (PUSHSECTION_ASM_OP): Remove.
3443 (POPSECTION_ASM_OP): Remove.
3444 (PUSHSECTION_FORMAT): Remove.
3445 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3446 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3447 * config/sol2.c (solaris_output_init_fini): Use it.
3449 2010-03-31 Jie Zhang <jie@codesourcery.com>
3452 * opt-functions.awk (var_type_struct): Use signed char type
3453 for simple variables.
3455 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3457 * config/sol2.c: Include output.h.
3458 (solaris_assemble_visibility): New function.
3459 * config/t-sol2 (sol2.o): Add output.h dependency.
3460 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3461 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3464 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3467 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3468 V2SImode or XFmode on PRE_DEC.
3471 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3474 2010-03-31 Jie Zhang <jie@codesourcery.com>
3477 * reload.h (caller_save_initialized_p): Declare.
3478 * toplev.c (backend_init_target): Don't call
3479 init_caller_save but set caller_save_initialized_p to false.
3480 * caller-save.c (caller_save_initialized_p): Define.
3481 (init_caller_save): Check caller_save_initialized_p.
3482 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3484 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3487 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3488 and soft-fp/t-softfp to tmake_file.
3489 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3490 (LIBGCC2_TF_CEXT): Define.
3493 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3496 * cselib.c (n_useless_values): Document handling of debug locs.
3497 (n_useless_debug_values, n_debug_values): New variables.
3498 (new_elt_loc_list): Don't add to debug values, keep count.
3499 (promote_debug_loc): New.
3500 (cselib_reset_table): Zero new variables.
3501 (entry_and_rtx_equal_p): Promote debug locs.
3502 (discard_useless_locs): Increment n_useless_debug_values for
3504 (remove_useless_values): Adjust n_useless_values and n_debug_values
3505 with n_useless_debug_values.
3506 (add_mem_for_addr): Promote debug locs.
3507 (cselib_lookup_mem): Likewise.
3508 (cselib_lookup_addr): Renamed to...
3509 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3510 (cselib_log_lookup): ... this. Turn into...
3511 (cselib_lookup_addr): ... new wrapper.
3512 (cselib_lookup_from_insn): New.
3513 (cselib_invalidate_regno): Increment n_useless_debug_values for
3515 (cselib_invalidate_mem): Likewise.
3516 (cselib_process_insn): Take n_deleted and n_debug_values into
3517 account to guard remove_useless_value call.
3518 (cselib_finish): Zero n_useless_debug_values.
3519 * cselib.h (cselib_lookup_from_insn): Declare.
3520 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3521 (sched_analyze_2): Likewise.
3523 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3525 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3527 (adjust_mems): Replace narrowing SUBREG of expression containing
3528 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3529 with operations in the narrower mode.
3532 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3533 regs_invalidated_by_call instead all call_used_reg_set registers.
3535 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3538 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3539 pointer comparisons with types_compatible_p.
3540 * tree-vect-stmts.c (vectorizable_call): Same.
3541 (vectorizable_condition): Same.
3543 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3545 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3546 stack check if the mask would be zero.
3548 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3549 Jack Howarth <howarth@bromo.med.uc.edu>
3551 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3554 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3557 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3559 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3560 Include ___unordxf2 and ___unordtf2.
3561 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3564 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3566 * config/lm32/t-lm32: New file.
3567 * config.gcc: Use the above file when targetting lm32.
3569 2010-03-28 Duncan Sands <baldrick@free.fr>
3571 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3573 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3576 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3577 Improve vectorization cost model diagnostic.
3579 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3582 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3583 compute_data_dependences_for_loop returns false, early exit
3584 and output an extra diagnostic for the failed data reference
3587 2010-03-29 Richard Guenther <rguenther@suse.de>
3589 PR tree-optimization/43560
3590 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3591 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3593 2010-03-29 Jie Zhang <jie@codesourcery.com>
3596 * toplev.c (process_options): Set optimization_default_node
3597 and optimization_current_node.
3598 * opts.c (decode_options): Don't set optimization_default_node
3599 and optimization_current_node.
3601 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3603 * config/rtems.h: Abandon -qrtems_debug.
3605 2010-03-28 Jan Hubicka <jh@suse.cz>
3607 PR tree-optimization/43505
3608 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3609 map should not be copied.
3611 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3614 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3615 cdtors, set DECL_PRESERVE_P.
3616 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3619 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3621 PR tree-optimization/43528
3622 * stor-layout.c (place_field): Check that constant fits into
3623 unsigned HWI when skipping calculation of MS bitfield layout.
3625 2010-03-27 Jan Hubicka <jh@suse.cz>
3628 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3629 notice_global_symbol work.
3631 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3633 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3634 instead of dwarf2out_decl.
3635 (struct var_loc_node): Remove section_label field.
3636 (dwarf2out_function_decl): New function.
3637 (dwarf2out_var_location): Don't set section_label field.
3638 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3640 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3642 PR tree-optimization/43544
3643 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3644 First argument for builtin vectorized function hook is now a
3645 tree to be able to distinguish between machine specific and
3647 * targhooks.c (default_builtin_vectorized_function): Ditto.
3648 * targhooks.h (default_builtin_vectorized_function): Ditto.
3649 * target.h (struct gcc_target): Ditto.
3650 * tree-vect-stmts.c (vectorizable_function): Ditto.
3651 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3652 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3655 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3658 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3659 nested binding iff it is a FUNCTION_DECL.
3660 (store_parm_decls_newstyle): Pass nested=true to bind for
3661 FUNCTION_DECLs amongst parameters.
3663 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3665 * var-tracking.c (vt_expand_loc_callback): Don't run
3666 cselib_expand_value_rtx_cb in dummy mode if
3667 cselib_dummy_expand_value_rtx_cb returned false.
3669 * var-tracking.c (emit_note_insn_var_location): For one part
3670 notes with offset 0, don't add EXPR_LIST around the location.
3671 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3672 add_location_or_const_value_attribute): Adjust for that change.
3675 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3676 into first operand and location into second.
3677 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3678 dw_cfi_oprnd_loc for DW_CFA_expression.
3679 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3680 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3681 assume first argument is regnum and second argument is location.
3683 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3686 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3687 of scratch register to DImode. Split to DImode comparison operator.
3688 Use SImode subreg of scratch register in the multiplication.
3689 (*cmp_sadd_sidi): Ditto.
3690 (*cmp_ssub_si): Ditto.
3691 (*cmp_ssub_sidi): Ditto.
3693 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3696 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3697 Remove invalid assert and wrong comment.
3699 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3702 * flags.h (final_insns_dump_p): New extern.
3703 * final.c (final_insns_dump_p): New variable.
3704 (rest_of_clean_state): Set it before -fdump-final-insns=
3705 dumping, clear afterwards.
3706 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3707 MEM_ALIAS_SET on MEMs.
3709 2010-03-26 David S. Miller <davem@davemloft.net>
3711 * configure.ac: Fix sparc GOTDATA_OP bug check.
3712 * configure: Rebuild.
3714 2010-03-26 Alan Modra <amodra@gmail.com>
3716 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3718 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3720 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3721 TLS_SECTION_ASM_FLAG.
3723 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3726 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3727 Clear first_function_block_is_cold.
3730 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3731 argument if the argument is truth_value_p.
3733 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3735 * config/rs6000/constraints.md: Update copyright year for my changes.
3738 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3739 used in reg+reg addressing, swap registers.
3741 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3744 * target.h (struct gcc_target): Add code_end hook.
3745 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3747 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3748 * toplev.c (compile_file): Call targetm.asm_out.code_end
3749 hook before unwind info/debug info output.
3750 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3751 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3752 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3753 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3754 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3755 * config/i386/i386.c (ix86_file_end): Renamed to...
3756 (ix86_code_end): ... this. Make static. Don't call
3757 file_end_indicate_exec_stack. Emit unwind info using
3758 final_start_function/final_end_function.
3759 (darwin_x86_file_end): Remove.
3760 (TARGET_ASM_CODE_END): Define.
3761 * config/i386/i386.h (TARGET_ASM_FILE_END,
3762 NEED_INDICATE_EXEC_STACK): Don't define.
3763 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3764 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3765 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3766 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3769 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3770 at the beginning and final_end_function at the end.
3771 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3773 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3775 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3776 and Sun as TLS syntax.
3777 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3778 * configure: Regenerate.
3779 * config.in: Regenerate.
3780 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3781 (default_elf_asm_named_section): Use it.
3782 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3783 (i386_output_dwarf_dtprel): Likewise.
3784 (output_addr_const_extra): Likewise.
3785 (output_pic_addr_const): Lowercase @GOTTPOFF.
3786 (output_addr_const_extra): Likewise.
3787 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3788 (output_addr_const_extra): Likewise.
3789 (output_pic_addr_const): Lowercase @INDNTPOFF.
3790 (output_addr_const_extra): Likewise.
3791 (output_pic_addr_const): Lowercase @NTPOFF.
3792 (output_addr_const_extra): Likewise.
3793 (output_pic_addr_const): Lowercase @TPOFF.
3794 (output_addr_const_extra): Likewise.
3795 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3796 (*tls_global_dynamic_64): Likewise.
3797 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3798 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3800 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3801 (ASM_OUTPUT_TLS_COMMON): Use it.
3802 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3805 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3806 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3807 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3808 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3809 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3810 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3812 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3814 * config/i386/i386.c (override_options): Don't accept
3815 -mtls-dialect=sun any longer.
3816 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3817 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3818 (*tls_local_dynamic_base_32_sun): Likewise.
3819 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3821 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3824 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3825 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3828 * ira.c (adjust_cleared_regs): New function.
3829 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3833 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3835 * expr.c (expand_expr_real): Restore previous
3836 curr_insn_source_location and curr_insn_block after
3837 expand_expr_real_1 call.
3838 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3839 instead of expand_expr_real_1.
3841 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3843 PR rtl-optimization/43413
3844 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3847 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3850 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3851 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3853 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3855 * config/i386/i386.c (ix86_target_string): Add -mfma.
3856 Fix a typo in comment.
3858 2010-03-22 Mike Stump <mikestump@comcast.net>
3861 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3862 Don't overly align based upon packed packed fields.
3864 2010-03-22 Jason Merrill <jason@redhat.com>
3866 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3867 Use () rather than [], and move before the element type.
3869 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3871 * doc/configfiles.texi (Configuration Files): Removed
3872 fixinc/Makefile*, intl/Makefile.*.
3873 * doc/makefile.texi: Fixed markup. Abstract from version
3874 control system used.
3875 (Makefile): Removed obsolete gcc/java/parse.y example.
3876 * doc/sourcebuild.texi: Likewise.
3877 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3878 libgomp, libssp. Removed fastjar.
3879 (Miscellaneous Docs): Clarify location.
3880 Added COPYING3, COPYING3.LIB.
3881 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3883 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3886 * config/i386/i386.c (x86_function_profiler)
3887 [!NO_PROFILE_COUNTERS]: Fix typo.
3888 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3891 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3892 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3894 * doc/sourcebuild.texi (Test Directives): Split into six
3895 subsections, with most of the current text in new subsections
3896 Directives, Selectors, and Final Actions.
3897 (Directives): Split list of test directives into multiple
3899 (Selectors): Describe use and syntax of selectors.
3900 (Effective-Target Keywords): Describe all existing keywords.
3901 (Add Options): Describe features for dg-add-options.
3902 (Require Support): Describe variants of dg-require-support.
3903 (Final Actions): Describe commands to use in dg-final.
3905 2010-03-22 Michael Matz <matz@suse.de>
3908 * recog.c (validate_replace_rtx_group): Replace also in
3909 REG_EQUAL and REG_EQUIV notes.
3911 2010-03-22 Richard Guenther <rguenther@suse.de>
3913 PR tree-optimization/43390
3914 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3915 sure vector extracts are type correct.
3917 2010-03-22 Richard Guenther <rguenther@suse.de>
3920 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3921 x * sqrt (x) even when optimizing for size if the target
3922 has native support for sqrt.
3924 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3926 * varasm.c (make_decl_rtl_for_debug): Also clear
3927 flag_mudflap for the duration of make_decl_rtl call.
3930 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3931 locs from preserved VALUEs.
3933 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3936 * pa.md (movmemsi): Set align to one if zero.
3937 (movmemdi): Likewise.
3939 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3942 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3943 with their corresponding prologue pushes.
3945 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3948 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3949 at the begining or end.
3950 (spu_expand_epilogue): Likewise.
3952 2010-03-20 Richard Guenther <rguenther@suse.de>
3954 PR rtl-optimization/43438
3955 * combine.c (make_extraction): Properly zero-/sign-extend an
3956 extraction of the low part of a CONST_INT. Also handle
3959 2010-03-19 Mike Stump <mikestump@comcast.net>
3961 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3962 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3963 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3965 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3968 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3971 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3973 PR rtl-optimization/42258
3974 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3975 use that may match DEF.
3978 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3979 the cost of loading the constant rather than assuming
3981 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3982 outer code is AND, do the same tests as the andsi3 expander and
3983 return COSTS_N_INSNS (1) if and is cheap.
3985 * optabs.c (avoid_expensive_constant): Fix formatting.
3987 2010-03-19 Michael Matz <matz@suse.de>
3990 * attribs.c (decl_attributes): When rebuilding a function pointer
3991 type use the same qualifiers as the original pointer type.
3993 2010-03-19 Martin Jambor <mjambor@suse.cz>
3995 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3996 and is_gimple_ip_invariant_address.
3998 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4001 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4003 * config/arm/arm.c (arm_override_options): Turn off
4004 flag_dwarf2_cfi_asm for AAPCS variants.
4006 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4009 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4010 Use PRE_MODIFY instead of PRE_DEC.
4011 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4012 (vfp_emit_fstmd): Likewise.
4014 2010-03-19 Michael Matz <matz@suse.de>
4017 * builtins.c (expand_builtin_interclass_mathfn,
4018 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4021 2010-03-19 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/43415
4024 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4025 (phi_translate_1): ... this.
4026 (phi_translate): Move all caching here. Cache all NARY
4027 and REFERENCE translations.
4029 2010-03-19 David S. Miller <davem@davemloft.net>
4031 With help from Eric Botcazou.
4032 * config/sparc/sparc.c: Include dwarf2out.h.
4033 (emit_pic_helper): Delete.
4034 (pic_helper_symbol_name): Delete.
4035 (pic_helper_emitted_p): Delete.
4036 (pic_helper_needed): New.
4037 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4038 (get_pc_thunk_name): New.
4039 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4040 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4041 Set pic_helper_needed to true. Don't call emit_pic_helper.
4042 (sparc_expand_prologue): Update load_pic_register call.
4043 (sparc_output_mi_thunk): Likewise.
4044 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4045 thunk if possible. Output CFI information as needed.
4047 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4048 Jack Howarth <howarth@bromo.med.uc.edu>
4051 * config/i386/i386.h: Fix ABI on darwin x86-32.
4053 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4055 * tree.h: Declare make_decl_rtl_for_debug.
4056 * varasm.c (make_decl_rtl_for_debug): New.
4057 * dwarf2out.c (rtl_for_decl_location): Call it.
4058 * cfgexpand.c (expand_debug_expr): Call it.
4060 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4063 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4067 * var-tracking.c (vt_init_cfa_base): Do nothing if
4068 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4070 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4073 * var-tracking.c (canonicalize_vars_star): New.
4074 (dataflow_post_merge_adjust): Use it.
4076 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4079 * var-tracking.c (non_suitable_const): New function.
4080 (add_uses): For DEBUG_INSNs with constants, don't record any
4081 value, instead just the constant value itself.
4082 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4083 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4084 (emit_notes_in_bb): Likewise.
4085 (emit_note_insn_var_location): For onepart variables if
4086 cur_loc is a VOIDmode constant, use DECL_MODE.
4088 2010-03-18 Martin Jambor <mjambor@suse.cz>
4091 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4092 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4093 all non-clones. Moved call redirection...
4094 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4095 (cgraph_materialize_all_clones): Dispose of all
4096 combined_args_to_skip bitmaps.
4097 (verify_cgraph_node): Do not check for edges pointing to wrong
4098 nodes in inline clones.
4099 * tree-inline.c (copy_bb): Call
4100 cgraph_redirect_edge_call_stmt_to_callee.
4101 * ipa.c (cgraph_remove_unreachable_nodes): Call
4102 cgraph_node_remove_callees even when there are used clones.
4104 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4106 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4108 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4111 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4114 2010-03-18 Michael Matz <matz@suse.de>
4117 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4118 into sqrt(x) if we need to preserve signed zeros.
4120 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4121 Eric Botcazou <ebotcazou@adacore.com>
4123 PR rtl-optimization/43360
4124 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4125 note if we don't know its invariant status.
4127 2010-03-18 Michael Matz <matz@suse.de>
4129 PR tree-optimization/43402
4130 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4131 PHI chains of ssa names registered for update.
4133 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4136 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4137 non-offsettable and pre_modify update addressing.
4138 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4139 and "2" alternatives "#".
4140 (*movdd_softfloat32): Make all alternatives "#";
4141 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4142 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4143 (*movdf_softfloat32): Make all alternatives "#";
4144 (movdi): Use the new DIFD mode iterator to create a common splitter
4145 for movdi, movdf and movdd patterns.
4147 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4149 * common.opt (dumpdir): Remove redundant tab.
4151 2010-03-17 Martin Jambor <mjambor@suse.cz>
4153 PR tree-optimization/43347
4154 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4155 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4157 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4159 PR rtl-optimization/42216
4160 * regrename.c (create_new_chain): New function, broken out from...
4161 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4162 appending a use to an empty chain.
4163 (build_def_use): Remove previous changes that convert OP_INOUT to
4164 OP_OUT operands; instead detect the case where an OP_INOUT operand
4165 uses a previously untracked register and create an empty chain for it.
4167 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4169 * doc/extend.texi (Function Attributes): Rewrite unfinished
4170 sentence in ms_abi documentation.
4172 2010-03-17 Alan Modra <amodra@gmail.com>
4174 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4175 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4176 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4177 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4179 2010-03-16 Richard Henderson <rth@redhat.com>
4182 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4183 (lower_try_finally): Save and restore eh_seq around the expansion
4186 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4188 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4189 statements before splitting block.
4191 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4193 * doc/sourcebuild.texi (Testsuites): Fix markup.
4194 Use pathnames relative to gcc/testsuite.
4195 (Test Directives): Move description of how timeout is determined.
4196 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4197 (C Tests): Correct gcc.misc-tests directory.
4198 Framework tests now live in gcc.test-framework.
4200 2010-03-16 Richard Guenther <rguenther@suse.de>
4203 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4204 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4206 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4207 Alexandre Oliva <aoliva@redhat.com>
4209 PR tree-optimization/42917
4210 * lambda-code.c (remove_iv): Skip debug statements.
4211 (lambda_loopnest_to_gcc_loopnest): Likewise.
4212 (not_interesting_stmt): Debug statements are not interesting.
4214 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4218 * cselib.c (cselib_preserve_constants,
4219 cfa_base_preserved_val): New static variables.
4220 (preserve_only_constants): New function.
4221 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4222 clear its REG_VALUES. If cselib_preserve_constants, don't
4223 empty the whole hash table, but preserve there VALUEs with constants,
4224 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4225 (cselib_preserve_cfa_base_value): New function.
4226 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4227 (cselib_init): Change argument to int bitfield. Set
4228 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4230 (cselib_finish): Clear cselib_preserve_constants and
4231 cfa_base_preserved_val.
4232 * cselib.h (enum cselib_record_what): New enum.
4233 (cselib_init): Change argument to int.
4234 (cselib_preserve_cfa_base_value): New prototype.
4235 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4236 * dse.c (dse_step1): Likewise.
4237 * cfgcleanup.c (thread_jump): Likewise.
4238 * sched-deps.c (sched_analyze): Likewise.
4239 * gcse.c (local_cprop_pass): Likewise.
4240 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4241 If FN is non-NULL, call the callback always and whenever it returns
4242 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4243 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4244 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4245 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4246 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4247 * var-tracking.c: Include recog.h.
4248 (bb_stack_adjust_offset): Remove.
4249 (vt_stack_adjustments): Don't call it, instead just gather the
4250 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4251 (adjust_stack_reference): Remove.
4252 (compute_cfa_pointer): New function.
4253 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4254 (struct adjust_mem_data): New type.
4255 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4257 (get_address_mode): New function.
4258 (replace_expr_with_values): Use it.
4259 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4260 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4261 (adjust_sets): Remove.
4262 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4263 Use get_address_mode.
4264 (get_adjusted_src): Remove.
4265 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4266 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4267 (add_with_sets): Don't call adjust_sets.
4268 (fp_setter, vt_init_cfa_base): New functions.
4269 (vt_initialize): Change return type to bool. Move most of pool etc.
4270 initialization to the beginning of the function from end. Pass
4271 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4272 If !frame_pointer_needed, call vt_stack_adjustment before mos
4273 vector is filled, call vt_init_cfa_base if argp/framep has been
4274 eliminated to sp. If frame_pointer_needed and argp/framep has
4275 been eliminated to hard frame pointer, set
4276 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4277 encountering fp setter in the prologue. For MO_ADJUST, call
4278 log_op_type before pusing the op into mos vector, not afterwards.
4279 Call adjust_insn before cselib_process_insn/add_with_sets,
4280 call cancel_changes (0) afterwards.
4281 (variable_tracking_main_1): Adjust for vt_initialize calling
4282 vt_stack_adjustments and returning whether it succeeded or not.
4284 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4286 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4289 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4291 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4293 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4294 drap_reg has not been set.
4296 2010-03-15 Michael Matz <matz@suse.de>
4299 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4300 use it to expand block copies.
4301 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4302 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4303 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4305 2010-03-15 Richard Guenther <rguenther@suse.de>
4307 PR tree-optimization/43367
4308 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4311 2010-03-15 Richard Guenther <rguenther@suse.de>
4313 PR tree-optimization/43317
4314 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4316 2010-03-15 Martin Jambor <mjambor@suse.cz>
4318 PR tree-optimization/43141
4319 * tree-sra.c (create_abstract_origin): New function.
4320 (modify_function): Call create_abstract_origin.
4322 2010-03-15 Chris Demetriou <cgd@google.com>
4324 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4327 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4330 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4331 call insert_out_of_ssa_copy for default definitions.
4333 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4335 * graphite-clast-to-gimple.c (my_long_long): Defined.
4336 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4337 * graphite-sese-to-poly.c (my_long_long): Defined.
4338 (scop_ivs_can_be_represented): Use it.
4340 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4342 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4343 graphite-max-bbs-per-function, and loop-block-tile-size.
4344 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4346 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4348 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4350 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4351 forward declaration.
4352 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4353 (add_upper_bounds_from_estimated_nit): New.
4354 (build_loop_iteration_domains): Use it.
4356 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4358 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4360 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4363 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4364 should be an INTEGER_CST. Also handle CASE_CONVERT.
4366 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4368 * graphite.c (graphite_initialize): To bound the number of bbs per
4369 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4370 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4371 * doc/invoke.texi: Document it.
4373 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4375 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4376 * graphite-sese-to-poly.h (build_poly_scop): Same.
4378 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4380 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4381 the number of parameters in the scop. Use as an upper bound
4382 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4383 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4384 * doc/invoke.texi: Document it.
4386 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4388 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4389 * doc/c-tree.texi: Remove.
4390 * doc/generic.texi: Merge c-tree.texi here.
4391 * doc/gccint.texi (Trees): Remove menu entry.
4392 (c-tree.texi): Remove @include.
4393 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4394 * doc/languages.texi (Reading RTL): Ditto.
4396 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4399 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4401 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4404 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4405 code added to work around reload clobbering CONST insns.
4407 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4409 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4410 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4411 (cselib_preserve_only_values): Remove retain argument, don't
4412 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4413 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4414 * var-tracking.c (micro_operation): Move insn field before union.
4415 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4416 (struct variable_tracking_info_def): Remove n_mos field, change
4417 mos into a vector of micro_operations.
4418 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4419 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4420 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4421 changing into a vector.
4422 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4423 come before all other uops generated by add_stores.
4424 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4426 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4427 a vector. Run just one pass over the bbs instead of separate counting
4428 and computation phase.
4429 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4432 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4433 into *nonlocalized_list vector.
4434 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4435 even if origin is non-NULL.
4436 (gen_variable_die): Likewise.
4437 (process_scope_var): Don't change origin.
4438 (gen_decl_die): Likewise.
4439 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4440 before adding new edges instead of after it, fix moving over
4443 2010-03-11 David S. Miller <davem@davemloft.net>
4445 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4447 * configure: Rebuild.
4449 2010-03-11 Martin Jambor <mjambor@suse.cz>
4451 PR tree-optimization/43257
4452 * tree.c (assign_assembler_name_if_neeeded): New function.
4453 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4455 * tree.h (assign_assembler_name_if_neeeded): Declare.
4456 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4457 the function if needed.
4459 2010-03-11 Chris Demetriou <cgd@google.com>
4461 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4462 include/stdint-gcc.h, and include/stdint.h world-readable.
4464 2010-03-11 Richard Guenther <rguenther@suse.de>
4466 PR tree-optimization/43255
4467 * tree-vrp.c (process_assert_insertions_for): Do not insert
4468 asserts for trivial conditions.
4470 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4472 PR tree-optimization/43280
4473 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4474 generation. Move calculation of size out of the if branch.
4475 (find_bswap): Modify compare number generation.
4477 2010-03-11 Richard Guenther <rguenther@suse.de>
4480 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4481 (input_gimple_stmt): Fixup handled component types during
4482 operand read. Also fix up decls in ADDR_EXPRs.
4484 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4486 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4487 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4489 2010-03-10 Jan Hubicka <jh@suse.cz>
4492 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4493 * varasm.c (get_variable_section): Don't do that here...
4494 (make_decl_rtl): ... and here.
4495 (do_assemble_alias): Produce decl RTL.
4496 (assemble_alias): Likewise.
4498 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4501 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4502 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4504 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4505 (based_loc_descr): Only express drap or vdrap regno based expressions
4506 using DW_OP_fbreg when not optimizing.
4507 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4508 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4509 REG_CFA_SET_VDRAP note.
4511 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4513 PR tree-optimization/43236
4514 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4515 error in calculation of base address in reverse iteration case.
4516 (generate_builtin): Take number of latch executions if the statement
4519 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4522 * tree-eh.c: Include pointer-set.h.
4523 (lower_eh_dispatch): Filter out duplicate case labels and
4524 remove the unneeded edge when the label is unused. Return
4525 true when some edges are removed.
4526 (execute_lower_eh_dispatch): When any lowering resulted in
4527 removing an edge, also delete unreachable blocks.
4529 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4532 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4533 UNSPEC_MACHOPIC_OFFSET.
4535 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4538 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4539 (m68k_delegitimize_address): New function.
4541 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4544 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4547 * var-tracking.c (adjust_sets): New function.
4548 (count_with_sets, add_with_sets): Use it.
4549 (get_adjusted_src): New inline function.
4550 (add_stores): Use it.
4553 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4554 call cselib_dummy_expand_value_rtx_cb instead of
4555 cselib_expand_value_rtx_cb.
4558 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4559 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4560 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4561 and .cfi_endproc around the pic thunks.
4562 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4563 all queued unwind info register saves are saved before the call.
4564 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4565 considered as sp-=4 for unwind info and the pop as sp+=4 which
4566 also clobbers dest, but doesn't actually restore it.
4569 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4570 RTX_FRAME_RELATED_P.
4572 2010-03-09 Jie Zhang <jie@codesourcery.com>
4574 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4575 whitespaces in output template.
4577 2010-03-09 Jie Zhang <jie@codesourcery.com>
4579 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4582 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4584 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4585 builtins.exp in a separate job.
4587 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4589 * graphite-sese-to-poly.c (add_param_constraints): Use
4590 lower_bound_in_type and upper_bound_in_type.
4592 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4594 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4595 instead of unsigned_type_node.
4597 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4598 Reza Yazdani <reza.yazdani@amd.com>
4601 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4602 on pointer type parameters.
4604 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4608 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4609 handle conversions from pointer to integers.
4610 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4611 induction variable, to be able to work with code generated by CLooG.
4612 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4613 (build_poly_scop): Bail out if we cannot codegen a loop.
4615 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4617 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4618 code generation with gloog_error.
4620 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4622 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4623 Call fold_convert on all the returned values.
4624 (expand_scalar_variables_expr): Pass to
4625 expand_scalar_variables_ssa_name the type of the resulting expression.
4627 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4629 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4630 ppl_min_for_le_pointset.
4631 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4632 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4634 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4636 * graphite-dependences.c (map_into_dep_poly): Removed.
4637 (dependence_polyhedron_1): Use combine_context_id_scat.
4639 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4641 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4642 (struct poly_bb): Same.
4643 (combine_context_id_scat): New.
4645 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4648 * sese.c (name_defined_in_loop_p): Return false for default
4651 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4653 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4654 and clean up the logic.
4656 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4658 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4661 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4663 * var-tracking.c (remove_cselib_value_chains): Define only for
4665 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4666 delete_slot_part, emit_notes_for_differences_1): Don't call
4667 remove_cselib_value_chains here.
4668 (set_slot_part, emit_notes_for_differences_2): Don't call
4669 add_cselib_value_chains here.
4670 (preserved_values): New vector.
4671 (preserve_value): New function.
4672 (add_uses, add_stores, vt_add_function_parameters): Use it
4673 instead of cselib_preserve_value.
4674 (changed_values_stack): New vector.
4675 (check_changed_vars_0): New function.
4676 (check_changed_vars_1, check_changed_vars_2): Use it.
4677 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4678 changed_values_stack VALUEs.
4679 (vt_emit_notes): For all preserved_values call
4680 add_cselib_value_chains. If ENABLE_CHECKING call
4681 remove_cselib_value_chains before verifying value_chains is empty.
4682 Initialize and free changed_values_stack.
4683 (vt_initialize): Initialize preserved_values.
4684 (vt_finalize): Free preserved_values.
4686 2010-03-08 Richard Guenther <rguenther@suse.de>
4688 PR tree-optimization/43269
4689 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4692 2010-03-08 Martin Jambor <mjambor@suse.cz>
4694 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4695 (ipa_is_param_called): Removed.
4696 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4697 (ipa_print_node_params): Do not print the called flag.
4698 (ipa_write_node_info): Do not stream the called flag.
4699 (ipa_read_node_info): Likewise.
4701 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4704 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4705 * cselib.c (struct expand_value_data): Add dummy field.
4706 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4708 (cselib_dummy_expand_value_rtx_cb): New function.
4709 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4711 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4712 * var-tracking.c: Include pointer-set.h.
4713 (variable): Change n_var_parts to char from int. Add
4714 cur_loc_changed and in_changed_variables fields.
4715 (variable_canonicalize): Remove.
4716 (shared_var_p): New inline function.
4717 (unshare_variable): Maintain cur_loc_changed and
4718 in_changed_variables fields. If var was in changed_variables,
4719 replace it there with new_var. Just copy cur_loc instead of
4720 resetting it to something else.
4721 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4722 (dataflow_set_union): Don't call variable_canonicalize.
4723 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4724 of their DEBUG_EXPR_TREE_DECLs.
4725 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4726 and in_changed_variables and cur_loc_changed is false.
4727 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4728 and cur_loc_changed. Don't update cur_loc here.
4729 (variable_merge_over_src): Don't call variable_canonicalize.
4730 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4731 removing loc that is equal to cur_loc, clear cur_loc,
4732 set cur_loc_changed and ensure variable_was_changed is called.
4733 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4734 compare pointers in cur_loc check, if it is equal to loc,
4735 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4736 (variable_different_p): Remove compare_current_location argument,
4737 don't compare cur_loc.
4738 (dataflow_set_different_1): Adjust variable_different_p caller.
4739 (variable_was_changed): If dv had some var in changed_variables
4740 already, reset in_changed_variables flag for it and propagate
4741 cur_loc_changed over to the new variable. On empty var
4742 always set cur_loc_changed. Set in_changed_variables on whatever
4743 var is added to changed_variables.
4744 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4745 Use shared_var_p. When removing loc that is equal to cur_loc,
4746 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4747 end, don't set it to something else, just call variable_was_changed.
4748 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4749 loc being removed, clear cur_loc and set cur_loc_changed.
4750 Set cur_loc_changed if all locations have been removed.
4751 (struct expand_loc_callback_data): New type.
4752 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4753 allocated. Always create SUBREGs if simplify_subreg failed.
4754 Prefer to use cur_loc, when that fails and still in
4755 changed_variables (and seen first time) recompute it. Set
4756 cur_loc_changed of variables which had to change cur_loc and
4757 compute elcd->cur_loc_changed if any of the subexpressions used
4758 had to change cur_loc.
4759 (vt_expand_loc): Adjust to pass arguments in
4760 expand_loc_callback_data structure.
4761 (vt_expand_loc_dummy): New function.
4762 (emitted_notes): New variable.
4763 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4764 that weren't used for any other decl in current
4765 emit_notes_for_changes call call vt_expand_loc_dummy to update
4766 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4767 first loc_chain location if NULL before. Always use just
4768 cur_loc instead of first loc_chain location. When cur_loc_changed
4769 is false, when not --enable-checking=rtl just don't emit any note.
4770 When rtl checking, compute the note and assert it is the same
4771 as previous note. Clear cur_loc_changed and in_changed_variables
4772 at the end before removing from changed_variables.
4773 (check_changed_vars_3): New function.
4774 (emit_notes_for_changes): Traverse changed_vars to call
4775 check_changed_vars_3 on each changed var.
4776 (emit_notes_for_differences_1): Clear cur_loc_changed and
4777 in_changed_variables. Recompute cur_loc of new_var.
4778 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4779 (vt_emit_notes): Initialize and destroy emitted_notes.
4781 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4783 PR rtl-optimization/42220
4784 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4785 Use verify_reg_tracked to determine if we should use OP_OUT rather
4787 (build_def_use): If we see an in-out operand for a register that we
4788 know nothing about, treat is an output if possible, fail the block if
4791 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4794 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4797 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4800 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4801 uses of relevant DEFs that are dead outside the loop too.
4803 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4805 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4807 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4809 * var-tracking.c (values_to_unmark): New variable.
4810 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4811 values_to_unmark vector. Moved body to...
4812 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4813 instead queue it into values_to_unmark vector.
4814 (vt_find_locations): Free values_to_unmark vector.
4816 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4818 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4819 (site.exp): Export them when plugins are enabled.
4821 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4824 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4826 (chrec_fold_multiply): Same.
4828 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4831 * c-decl.c (build_compound_literal): Return early if init is
4834 2010-03-04 Martin Jambor <mjambor@suse.cz>
4836 PR tree-optimization/43164
4837 PR tree-optimization/43191
4838 * tree-sra.c (type_consists_of_records_p): Reject records with
4839 zero-size bit-fields at the end.
4841 2010-03-04 Mike Stump <mikestump@comcast.net>
4843 * Makefile.in (TAGS): Remove *.y.
4845 2010-03-04 Richard Guenther <rguenther@suse.de>
4847 PR tree-optimization/40761
4848 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4850 (my_rev_post_order_compute): New function.
4851 (init_pre): Call it.
4853 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4856 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4857 decrease the cost of an IV candidate when the cost is infinite.
4859 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4861 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4862 Use '3DNow!' for the extension of that name, ensure normal space
4864 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4866 2010-03-03 Jeff Law <law@redhat.com>
4868 * PR middle-end/32693
4869 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4870 than gen_rtx_SUBREG.
4871 (extract_bit_field_1): Likewise.
4873 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4875 * doc/sourcebuild.texi (Test directives): Document that arguments
4876 include-opts and exclude-opts are now optional for dg-skip-if,
4877 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4879 2010-03-03 Jason Merrill <jason@redhat.com>
4882 * cgraph.h (varpool_node): Add extra_name field.
4883 * varpool.c (varpool_extra_name_alias): New.
4884 (varpool_assemble_decl): Emit extra name aliases.
4885 (varpool_mark_needed_node): Look past an extra name alias.
4886 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4887 * lto-streamer-in.c (lto_input_tree): Read it.
4888 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4890 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4892 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4893 (sparc*-*-solaris2*): ...this.
4895 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4898 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4899 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4900 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4901 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4904 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4905 fallthrough to default handling, just with want_address 0 instead of 2.
4906 For single element lists, add_AT_loc directly, otherwise create an
4907 artificial variable DIE and stick location list to it.
4910 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4911 (VAL_EXPR_HAS_REVERSE): Define.
4912 (reverse_op): New function.
4913 (add_stores): For reversible operations add an extra MO_VAL_USE.
4915 2010-03-02 Jason Merrill <jason@redhat.com>
4917 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4919 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4921 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4922 (sparc64-*-linux*): Likewise.
4923 (sparc64-*-solaris2*): Include assembler files before linker ones.
4924 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4925 * config/sparc/gas.h: Delete.
4926 * config/sparc/sol2-64.h: Add copyright notice.
4927 * config/sparc/sol2-gas-bi.h: Likewise.
4928 * config/sparc/sol2-gld.h: Likewise.
4929 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4930 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4931 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4932 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4933 (sparc_elf_asm_named_section): Rename into...
4934 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4936 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4938 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4940 2010-03-02 Jeff Law <law@redhat.com>
4943 * reload1.c (rtx_p, substitute_stack): Declare.
4944 (substitute): Record addresses of changed rtxs.
4945 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4946 Restore the original rtx when complete.
4947 (reload): Free subsitute_stack when complete.
4949 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4951 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4952 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4954 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4955 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4956 Torture Tests): Change from subsection to section.
4958 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4959 Steven Bosscher <steven@gcc.gnu.org>
4961 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4964 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4967 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4968 the assignment from the new induction variable to the assignment
4969 of the value from the original loop PHI function.
4971 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4972 Daniel Jacobowitz <dan@codesourcery.com>
4974 * doc/sourcebuild.texi (Test directives): Clarify options to
4977 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4979 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4980 Disable cfi directives unless GCC and gas agree on using read-only
4981 .eh_frame sections for 64-bit.
4982 * configure: Regenerate.
4984 2010-03-01 Richard Guenther <rguenther@suse.de>
4986 PR tree-optimization/43220
4987 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4988 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4990 2010-03-01 Richard Guenther <rguenther@suse.de>
4991 Martin Jambor <mjambor@suse.cz>
4994 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4995 gimplified parameters.
4997 2010-03-01 Christian Bruel <christian.bruel@st.com>
4999 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5001 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5003 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5005 2010-03-01 Richard Guenther <rguenther@suse.de>
5008 * expr.c (expand_assignment): Use the alias-oracle to tell
5009 if the rhs aliases the result decl.
5011 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5014 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5015 to sol_gt_pch_get_address.
5016 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5017 64-bit, SPARC and x86.
5018 (sol_gt_pch_get_address): New function.
5020 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5022 * toplev.h (inform_n, error_n): Declare.
5023 * diagnostic.c (inform_n, error_n): New function.
5025 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5027 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5028 has no rtl yet when processing local_decls, queue it and recheck
5029 if deferred stack allocation hasn't assigned it rtl.
5031 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5033 * config/sh/sh.c (unspec_bbr_uid): New.
5034 (gen_block_redirect): Use it instead of INSN_UID.
5035 (gen_far_branch): Likewise.
5037 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5039 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5040 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5042 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5044 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5045 (Warning Options): -Wno-conversion-null is valid for
5046 Objective-C++ as well.
5047 * doc/tm.texi (Named Address Spaces): Likewise.
5048 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5049 * doc/tree-ssa.texi (Tree SSA): Likewise.
5051 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5054 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5055 by default. Don't set the default arch for
5056 i[34567]86-*-darwin*|x86_64-*-darwin*.
5058 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5061 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5062 default. Set the default 32bit/64bit archs with $with_arch
5063 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5065 2010-02-27 Richard Guenther <rguenther@suse.de>
5067 PR tree-optimization/43186
5068 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5069 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5070 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5071 unroller iterations.
5073 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5075 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5076 required and i[34567]86-*-* targets don't support 64bit ISA.
5078 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5081 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5084 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5086 * config.gcc: Set the default arch at least to Prescott for
5087 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5088 if SSE math is enabled.
5090 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5092 * diagnostic.c (diagnostic_initialize): Update.
5093 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5095 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5096 (diagnostic_inhibit_notes): New.
5097 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5099 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5102 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5103 * doc/standards.texi: Likewise.
5104 * doc/extend.texi: Likewise.
5105 * doc/trouble.texi: Likewise.
5106 * doc/cppopts.texi: Likewise.
5107 * doc/install.texi: Likewise.
5108 * c.opt (std=c90,std=gnu90): New options.
5109 * c-opts.c (c_common_handle_option): Handle them.
5111 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5114 * c-decl.c (undeclared_variable): Use an informative note.
5116 2010-02-26 Richard Guenther <rguenther@suse.de>
5118 PR tree-optimization/43186
5119 * gimple.h (gimple_fold): Remove.
5120 * gimple.c (gimple_fold): Remove. Inline into single user ...
5121 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5122 Try harder for conditions.
5124 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5127 * function.c (used_types_insert): Don't skip through named pointer
5128 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5129 and it is different from the main variant's type.
5131 2010-02-26 Nick Clifton <nickc@redhat.com>
5133 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5135 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5137 * config.gcc: Support --with-fpmath=sse for x86.
5139 * config/i386/ssemath.h: New.
5141 * doc/install.texi (--with-fpmath=sse): Documented.
5143 2010-02-26 Richard Guenther <rguenther@suse.de>
5145 PR tree-optimization/43188
5146 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5147 vector types of over-aligned element type.
5149 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5152 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5153 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5155 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5157 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5159 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5161 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5162 * var-tracking.c: Include diagnostic.h.
5163 (debug_dv): New function.
5164 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5167 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5168 (add_value_chain, add_value_chains, remove_value_chain,
5169 remove_value_chains): Handle DEBUG_EXPRs.
5170 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5173 * regcprop.c (struct queued_debug_insn_change): New type.
5174 (struct value_data_entry): Add debug_insn_changes field.
5175 (struct value_data): Add n_debug_insn_changes field.
5176 (debug_insn_changes_pool): New variable.
5177 (free_debug_insn_changes, apply_debug_insn_changes,
5178 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5179 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5180 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5182 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5184 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5185 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5186 changes, call cprop_find_used_regs via note_stores.
5187 (copyprop_hardreg_forward): When copying vd from predecessor
5188 which has any queued DEBUG_INSN changes, make sure the pointers are
5189 cleared. At the end call df_analyze and then if there are any
5190 DEBUG_INSN changes queued at the end of some basic block for still
5191 live registers, apply them.
5192 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5194 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5196 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5199 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5201 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5202 targets. Set the default with_cpu/with_arch from arch/cpu.
5203 Allow x86-64 and native for with_cpu/with_arch.
5205 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5207 * ebitmap.c: Change calls to verify_popcount with calls to
5208 sbitmap_verify_popcount.
5209 (ebitmap_clear_bit): Fixed map->cacheindex test and
5210 map>cache update when bit clearing results in an empty
5213 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5216 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5217 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5218 and support both V2DF and V2DI modes.
5219 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5220 support both V2DF and V2DI modes.
5221 (general): Delete trailing whitespace from a few patterns.
5223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5224 V2DF/V2DI interleave high/low builtins.
5226 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5229 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5230 interleave high/low functions.
5232 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5234 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5235 #pragma extern_prefix.
5237 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5240 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5241 BLKmode, assert op0 is a MEM and just adjust its mode.
5244 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5245 if bitpos isn't multiple of mode's bitsize.
5247 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5249 * c.opt (-ftemplate-depth=): New.
5250 (-ftemplate-depth-): Deprecate.
5251 * optc-gen.awk: Handle -ftemplate-depth=.
5252 * opth-gen.awk: Likewise.
5253 * c-opts.c (c_common_handle_option): Likewise.
5254 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5256 2010-02-24 Jason Merrill <jason@redhat.com>
5258 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5260 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5262 * cfg.c (alloc_aux_for_block): Remove inline.
5263 (alloc_aux_for_edge): Likewise.
5265 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5267 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5269 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5271 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5272 * config/i386/sol2-gas.h: New file.
5273 * config.gcc (i[34567]86-*-solaris2*): Use it.
5275 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5278 * c-typeck.c (ep_convert_and_check): New.
5279 (build_conditional_expr): Use it.
5280 (build_binary_op): Likewise.
5282 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5284 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5287 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5288 bounds even for -O+.
5289 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5290 expr needs to have DECL_NAME set.
5292 2010-02-24 Nick Clifton <nickc@redhat.com>
5294 * config/mep/mep.c: Include gimple.h.
5295 (mep_function_uses_sp): Delete unused function.
5296 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5297 parameters. Use unsigned integers to count args. Return a
5298 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5300 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5303 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5304 greater or equal to nelt instead of 2 * nelt.
5305 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5308 2010-02-23 Jason Merrill <jason@redhat.com>
5311 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5312 in cfun->local_decls even if they have register types.
5315 * stor-layout.c (place_field): Don't warn about unnecessary
5316 DECL_PACKED if the type is packed.
5318 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5321 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5322 GOTOFF relocs, even when the base reg isn't pic pointer.
5324 2010-02-23 Michael Matz <matz@suse.de>
5327 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5328 (expand_gimple_basic_block): Generate and use debug temps if there
5329 are debug uses left after the last real use of TERed ssa names.
5330 Unlink debug immediate uses when they are expanded.
5332 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5335 * config/i386/i386.c (override_options): Reorganise to provide
5336 better error messages.
5338 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5341 * graphite-scop-detection.c (create_single_exit_edge): Move
5342 the call to find_single_exit_edge to....
5343 (create_sese_edges): ...here. Don't handle multiple edges
5344 exiting the function.
5345 (build_graphite_scops): Don't handle multiple edges
5346 exiting the function.
5348 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5351 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5352 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5354 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5357 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5359 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5362 * c-typeck.c (convert_arguments): Print declaration location.
5363 * c-common.c (validate_nargs): Rename as
5364 builtin_function_validate_nargs.
5365 (check_builtin_function_arguments): Update.
5367 2010-02-22 Richard Guenther <rguenther@suse.de>
5370 * tree-inline.c (declare_return_variable): Use the type of
5371 the call stmt lhs if available.
5373 2010-02-22 Duncan Sands <baldrick@free.fr>
5375 * passes.c (register_pass): Always consider all pass lists when
5376 ref_pass_instance_number is zero.
5378 2010-02-22 Richard Guenther <rguenther@suse.de>
5380 PR tree-optimization/42749
5381 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5382 parameter. Do arithmetic in the original type.
5383 (update_accumulator_with_ops): Likewise.
5384 (adjust_accumulator_values): Adjust.
5386 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5388 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5389 (QI to BLKmode splitter): New splitter.
5391 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5393 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5394 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5396 2010-02-22 Richard Guenther <rguenther@suse.de>
5398 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5400 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5402 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5403 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5404 ($(T)crti.o, $(T)crtn.o): Remove rules.
5406 2010-02-21 Tobias Burnus <burnus@net-b.de>
5409 * doc/invoke.texi (-fassociative-math): Document that this
5410 option is automatically enabled for Fortran.
5412 2010-02-20 David S. Miller <davem@davemloft.net>
5414 * configure.ac: Test if linker and assembler properly support
5415 GOTDATA_OP relocations.
5416 * configure: Rebuild.
5417 * config.in: Likewise.
5418 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5419 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5420 (movsi_high_pic): Likewise.
5421 (movdi_lo_sum_pic): Likewise.
5422 (movdi_high_pic): Likewise.
5423 (movsi_pic_gotdata_op): New pattern.
5424 (movdi_pic_gotdata_op): Likewise.
5425 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5426 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5428 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5431 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5432 attribute to ssemul.
5433 (xop_mulv2div2di3_high): Ditto.
5435 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5438 * c.opt (Wconversion-null): New option.
5439 * doc/invoke.texi (Wconversion-null): Document.
5441 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5443 * common.opt (Wlarger-than-): Add Undocumented.
5445 2010-02-19 Mike Stump <mikestump@comcast.net>
5447 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5449 2010-02-19 Jason Merrill <jason@redhat.com>
5452 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5453 * configure: Likewise.
5455 2010-02-20 Alan Modra <amodra@gmail.com>
5458 * cgraph.h (cgraph_make_decl_local): Declare.
5459 * cgraph.c (cgraph_make_decl_local): New function.
5460 (cgraph_make_node_local): Use it.
5461 * cgraphunit.c (cgraph_function_versioning): Likewise.
5462 * ipa.c (function_and_variable_visibility): Likewise.
5464 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5467 * except.c (sjlj_emit_function_enter): Don't call
5468 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5470 * rtl.h (add_reg_br_prob_note): Remove prototype.
5472 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5475 * c-common.c (conversion_warning): Remove widening conversions
5476 before checking the conversion of integers to reals.
5478 2010-02-19 Mike Stump <mikestump@comcast.net>
5481 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5484 * cgraphunit.c (process_function_and_variable_attributes): Check
5485 DECL_PRESERVE_P instead of looking up attribute "used".
5486 * ipa-pure-const.c (check_decl): Likewise.
5487 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5488 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5489 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5490 instead of attribute "used".
5491 * config/sol2-c.c (solaris_pragma_init): Likewise.
5492 (solaris_pragma_fini): Likewise.
5494 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5496 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5497 Use XCNEW instead of xcalloc.
5498 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5499 XNEW instead of xmalloc.
5500 (get_fields): Use XNEWVEC instead of xmalloc.
5503 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5504 populate vars array.
5505 (create_new_general_access): For debug stmts just reset value.
5506 (get_stmt_accesses): For accesses within debug stmts just record them
5507 using add_access_to_acc_sites instead of preventing the peeling or
5508 counting them as accesses.
5511 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5513 2010-02-19 Richard Guenther <rguenther@suse.de>
5515 PR tree-optimization/42916
5516 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5519 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5521 * configure.ac: Replace all uses of changequote in macro arguments
5522 with proper quoting.
5524 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5527 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5529 2010-02-19 Richard Guenther <rguenther@suse.de>
5531 PR tree-optimization/42944
5532 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5533 test for aliasing with errno.
5535 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5538 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5539 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5540 * dojump.c: Include output.h.
5541 (inv): New inline function.
5542 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5543 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5544 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5545 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5546 argument, pass it down to other calls.
5547 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5548 add REG_BR_PROB note to the conditional jump.
5549 * cfgexpand.c (add_reg_br_prob_note): Removed.
5550 (expand_gimple_cond): Don't call it, add the probability
5551 as last argument to jumpif_1/jumpifnot_1.
5552 * Makefile.in (dojump.o): Depend on output.h.
5553 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5555 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5556 * stmt.c (do_jump_if_equal): Likewise.
5557 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5558 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5559 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5561 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5562 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5563 jumpifnot_1 callers.
5564 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5566 (store_expr): Adjust jumpifnot caller.
5567 (store_constructor): Adjust jumpif caller.
5570 * gimplify.c (gimple_boolify): For __builtin_expect call
5571 gimple_boolify also on its first argument.
5573 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5575 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5577 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5578 * configure: Regenerated.
5580 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5582 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5583 lang_hooks.types_compatible_p instead of comptypes.
5585 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5587 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5588 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5589 if __prefer_thumb__ is defined.
5591 2010-02-18 Martin Jambor <mjambor@suse.cz>
5593 PR tree-optimization/43066
5594 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5595 array with zero-sized element type.
5597 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5599 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5600 rtx, allocate struct var_loc_node here and return it to the
5601 caller, and only if it is actually needed.
5602 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5603 move it earlier and return immediately if it returns NULL.
5605 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5607 * config/sparc/gas.h: New file. Restore
5608 TARGET_ASM_NAMED_SECTION to its ELF default.
5609 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5611 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5612 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5613 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5614 after sparc/sysv4.h.
5616 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5618 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5620 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5622 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5623 patterns from predicated pattern.
5625 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5628 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5629 for insn mnemonic suffix.
5631 2010-02-17 Richard Guenther <rguenther@suse.de>
5633 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5636 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5639 * caller-save.c (save_call_clobbered_regs): If BB ends with
5640 a DEBUG_INSN, move any notes in between last real insn and the last
5641 DEBUG_INSN after the last DEBUG_INSN.
5643 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5645 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5646 Fix return type. Fix argument type. Explain meaning of return value.
5648 2010-02-16 Richard Guenther <rguenther@suse.de>
5650 PR tree-optimization/41043
5651 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5652 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5654 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5656 2010-02-16 Ira Rosen <irar@il.ibm.com>
5658 PR tree-optimization/43074
5659 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5660 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5661 vectorizable cycles in hybrid SLP check.
5662 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5664 2010-02-16 Richard Guenther <rguenther@suse.de>
5666 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5667 (true_dependence): If memrefs_conflict_p computes must-alias
5668 trust it. Move TBAA check after offset-based disambiguation.
5669 (canon_true_dependence): Likewise.
5671 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5673 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5674 * doc/invoke.texi: Document it.
5675 * var-tracking.c: Include toplev.h and params.h.
5676 (vt_find_locations): Return bool indicating success. Compute
5677 hash sizes unconditionally. Check new parameter, report.
5678 (variable_tracking_main_1): Check vt_find_locations results and
5679 retry. Renamed from...
5680 (variable_tracking_main): ... this. New wrapper to preserve
5681 flag_var_tracking_assignments.
5682 * Makefile.in (var-tracking.o): Adjust dependencies.
5684 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5685 Jakub Jelinek <jakub@redhat.com>
5688 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5689 if weak_import attribute is present.
5690 * config/darwin.c (machopic_select_section): Likewise.
5692 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5694 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5695 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5696 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5697 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5699 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5702 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5705 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5706 Rewrite text to refer to the names.
5708 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5710 * config/i386/i386-builtin-types.def
5711 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5712 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5713 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5714 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5715 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5716 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5717 IX86_BUILTIN_VPERMIL2PS256.
5718 (MULTI_ARG_4_DF2_DI_I): Defined.
5719 (MULTI_ARG_4_DF2_DI_I1): Defined.
5720 (MULTI_ARG_4_SF2_SI_I): Defined.
5721 (MULTI_ARG_4_SF2_SI_I1): Defined.
5722 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5723 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5724 __builtin_ia32_vpermil2ps256.
5725 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5726 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5727 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5728 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5729 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5730 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5731 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5732 CODE_FOR_xop_vpermil2v8sf3.
5733 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5734 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5735 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5736 (_mm256_permute2_pd): New.
5737 (_mm_permute2_ps): New.
5738 (_mm256_permute2_ps): New.
5740 2010-02-15 Nick Clifton <nickc@redhat.com>
5742 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5743 boolean parameters. Use emit_jump_insn when emitting a pop
5744 instruction containing a return insn.
5745 (push): Use 'true' rather than '1' as second parameter to F.
5746 (h8300_expand_prologue): Likewise.
5747 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5748 (h8300_expand_epilogue): Likewise.
5750 2010-02-15 Richard Guenther <rguenther@suse.de>
5753 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5756 2010-02-15 Nick Clifton <nickc@redhat.com>
5758 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5761 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5763 * intl.c (fake_ngettext): New function.
5764 * intl.h (fake_ngettext): Declare.
5765 (ngettext): Define macro.
5766 * collect2.c (notice_translated): New function.
5767 (main): Use notice_translated and ngettext.
5768 * collect2.h (notice_translated): Declare.
5770 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5772 * reorg.c (delete_computation): Comment fixes.
5773 * caller-save.c (setup_save_areas): Idem.
5774 * sel-sched-dump.c (dump_lv_set): Idem.
5777 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5779 * config/s390/s390.c (s390_sched_init): New function.
5780 (TARGET_SCHED_INIT): Target hook defined.
5782 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5783 Jack Howarth <howarth@bromo.med.uc.edu>
5784 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5787 Partial revert of unintended change in fix for PR41605.
5788 * config/darwin.h: Fix typo.
5789 * config/darwin9.h: Same.
5791 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5793 * c-pch.c (pch_init): Clear v.
5795 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5798 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5799 graphite_can_represent_init for MULT_EXPR.
5801 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5805 * graphite-sese-to-poly.c (remove_phi): New.
5806 (translate_scalar_reduction_to_array): Call remove_phi.
5808 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5811 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5812 * graphite-clast-to-gimple.h (gloog): Update declaration.
5813 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5814 * graphite-poly.h (struct poly_bb): Add missing comments.
5815 (struct scop): Add poly_scop_p field.
5817 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5818 * graphite.c (graphite_transform_loops): Build the polyhedral
5819 representation for each scop before code generation.
5820 * sese.c (rename_variables_in_operand): Removed.
5821 (rename_variables_in_expr): Return the renamed expression.
5822 (rename_sese_parameters): New.
5823 * sese.h (rename_sese_parameters): Declared.
5825 2010-02-11 Richard Guenther <rguenther@suse.de>
5827 PR tree-optimization/42998
5828 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5829 POINTER_PLUS_EXPR properly.
5831 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5832 Changpeng Fang <changpeng.fang@amd.com>
5835 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5836 the cost of an IV candidate when the IV is used in a test against zero.
5838 * gcc.dg/tree-ssa/ivopts-3.c: New.
5840 2010-02-11 Richard Guenther <rguenther@suse.de>
5843 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5844 pointer-vs-decl case by swapping refs. Handle some cases
5845 of pointer-vs-decl disambiguations more conservatively.
5846 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5847 to false after expanding.
5849 2010-02-11 Richard Guenther <rguenther@suse.de>
5852 * gcc.c (process_command): Handle LTO file@offset case more
5855 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5857 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5858 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5860 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5862 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5863 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5864 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5865 Optimize eq/ne comparisons when both arguments are known to be
5867 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5868 Don't mask operands unnecessarily if they are known to be already
5871 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5873 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5876 2010-02-10 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/43017
5879 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5880 for wrapping signed arithmetic.
5882 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5885 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5886 if no debug info should be emitted for it.
5888 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5890 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5891 note when flag_exceptions is set.
5893 2010-02-10 Duncan Sands <baldrick@free.fr>
5895 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5897 2010-02-10 Richard Guenther <rguenther@suse.de>
5900 * tree.c (get_unwidened): Handle constants.
5901 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5903 2010-02-10 Martin Jambor <mjambor@suse.cz>
5906 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5907 check for variable argument counts independently.
5909 2010-02-10 Christian Bruel <christian.bruel@st.com>
5912 * config/sh/sh.c (find_barrier): Increase length for non delayed
5913 conditional branches.
5915 2010-02-10 Christian Bruel <christian.bruel@st.com>
5917 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5919 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5921 * builtins.c (set_builtin_user_assembler_name): Also handle
5922 ffs if int is smaller than word.
5924 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5927 * ira-conflicts.c (get_dup): Remove.
5928 (process_reg_shuffles): Add new parameter. Use it as an
5929 additional guard for copy generation.
5930 (add_insn_allocno_copies): Rewrite.
5932 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5934 * common.opt (fsched2-use-traces): Preserved for backward
5936 * doc/invoke.texi: Remove the documentation about option
5937 -fsched2-use-traces.
5938 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5939 flag_sched2_use_traces.
5940 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5941 the backward compatibility flag section.
5943 2010-02-09 Richard Guenther <rguenther@suse.de>
5945 PR tree-optimization/43008
5946 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5947 make HEAP variables initialized from global memory if they
5948 are not known builtin functions.
5949 (find_func_aliases): Adjust.
5951 2010-02-09 Richard Guenther <rguenther@suse.de>
5953 PR tree-optimization/43000
5954 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5955 arithmetic manually.
5957 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5959 PR tree-optimization/42931
5960 * tree-loop-linear.c (try_interchange_loops): Don't call
5961 double_int_mul if estimated_loop_iterations failed.
5963 2010-02-08 Martin Jambor <mjambor@suse.cz>
5966 * tree-sra.c (build_accesses_from_assign): Do not mark in
5967 should_scalarize_away_bitmap if stmt has volatile ops.
5968 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5971 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5973 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5975 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5977 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5980 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5983 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5985 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5988 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5989 to unknown_dependence.
5990 (graphite_legal_transform_dr): Handle the unknown_dependence.
5991 (graphite_carried_dependence_level_k): Same.
5993 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5995 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5997 2010-02-07 Richard Guenther <rguenther@suse.de>
6000 * expr.c (get_inner_reference): Always initialize *pbitsize.
6002 2010-02-07 Richard Guenther <rguenther@suse.de>
6005 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6006 new ARRAY_REFs on variable size element or minimal index arrays.
6008 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6009 gimple_fold_indirect_ref.
6011 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6014 * arm.c (arm_override_options): Just return if the user has specified
6015 an invalid fpu name.
6017 2010-02-03 Jason Merrill <jason@redhat.com>
6020 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6021 i386_pe_maybe_record_exported_symbol.
6023 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6026 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6027 (pa_delegitimize_address): New function.
6029 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6031 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6032 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6034 2010-02-05 Richard Guenther <rguenther@suse.de>
6037 * lto-streamer-in.c (get_resolution): Deal with references
6038 to undefined functions.
6040 2010-02-05 Richard Guenther <rguenther@suse.de>
6042 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6043 (fold_const_aggregate_ref): Likewise.
6044 (ccp_fold_stmt): Substitute loads.
6045 (maybe_fold_reference): Verify types before substituting.
6047 (fold_gimple_assign): Unshare properly.
6048 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6050 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6052 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6053 for rs6000_gen_cell_microcode.
6055 2010-02-04 Richard Guenther <rguenther@suse.de>
6057 PR rtl-optimization/42952
6058 * dse.c (const_or_frame_p): Remove MEM handling.
6060 2010-02-04 Nick Clifton <nickc@redhat.com>
6062 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6063 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6064 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6065 (mn10300_asm_output_mi_thunk): New function.
6066 (mn10300_can_output_mu_thunk): New function.
6067 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6068 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6069 (FUNCTION_ARG): Delete incorrect comment.
6071 2010-02-03 Jason Merrill <jason@redhat.com>
6074 * fold-const.c (operand_equal_p): Handle erroneous types.
6076 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6078 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6080 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6082 PR rtl-optimization/42941
6083 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6086 2010-02-03 Jason Merrill <jason@redhat.com>
6089 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6091 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6094 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6095 (cselib_reset_table): Renamed from...
6096 (cselib_reset_table_with_next_value): ... this.
6097 (cselib_get_next_uid): Renamed from...
6098 (cselib_get_next_unknown_value): ... this.
6099 * cselib.c (next_uid): Renamed from...
6100 (next_unknown_value): ... this.
6101 (cselib_clear_table): Adjust.
6102 (cselib_reset_table): Adjust. Renamed from...
6103 (cselib_reset_table_with_next_value): ... this.
6104 (cselib_get_next_uid): Adjust. Renamed from...
6105 (cselib_get_next_unknown_value): ... this.
6106 (get_value_hash): Use hash.
6107 (cselib_hash_rtx): Likewise.
6108 (new_cselib_val): Adjust. Set and dump uid.
6109 (cselib_lookup_mem): Pass next_uid as hash.
6110 (cselib_subst_to_values): Likewise.
6111 (cselib_log_lookup): Dump uid.
6112 (cselib_lookup): Pass next_uid as hash. Adjust.
6113 (cselib_process_insn): Adjust.
6114 (cselib_init): Initialize next_uid.
6115 (cselib_finish): Adjust.
6116 (dump_cselib_table): Likewise.
6117 * dse.c (canon_address): Dump value uid.
6118 * print-rtl.c (print_rtx): Print value uid.
6119 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6121 (dv_uid): New function, sort of renamed from...
6122 (dv_htab_hash): ... this, reimplemented in terms of it and...
6123 (dv_uid2hash): ... this. New.
6124 (variable_htab_eq): Drop excess assertions.
6125 (tie_break_pointers): Removed.
6126 (canon_value_cmp): Compare uids.
6127 (variable_post_merge_New_vals): Print uids.
6128 (vt_add_function_parameters): Adjust.
6129 (vt_initialize): Reset table. Adjust.
6131 2010-02-03 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/42944
6134 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6135 (call_may_clobber_ref_p_1): Likewise. Properly handle
6136 malloc and calloc clobbering errno.
6138 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6140 * doc/invoke.texi: Fix name of sched1 dump.
6142 * opts.c (decode_options): Set flag_tree_switch_conversion
6143 only conditionally on optimize >= 2.
6145 * gcse.c: Assorted comment fixes in pass description.
6147 2010-02-03 Anthony Green <green@moxielogic.com>
6149 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6150 nop padding in order to maintain alignment of storage location of
6151 target function address.
6152 (moxie_trampoline_init): Store target function address at newly
6154 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6156 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6158 2010-02-03 Richard Guenther <rguenther@suse.de>
6161 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6163 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6165 * config.gcc: Reenable check for obsolete targets.
6166 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6167 mips-sgi-irix6.[0-4]*.
6169 2010-02-02 Nick Clifton <nickc@redhat.com>
6171 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6172 constant size of 4 as being the same as 0.
6173 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6174 can take values in the range 0..4.
6176 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6179 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6180 as _darwin10_Unwind_FindEnclosingFunction().
6181 * libgcc-libsystem.ver: New.
6183 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6186 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6187 implicitly set registers.
6189 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6191 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6192 (arm_override_options): Allow automatic selection of the thread
6193 pointer register if thumb2.
6194 (legitimize_pic_address): Improve code sequences for Thumb2.
6195 (arm_call_tls_get_addr): Likewise.
6196 (legitimize_tls_address): Likewise.
6197 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6198 (pic_load_addr_32bit): ... this. New named pattern.
6199 * thumb2.md (pic_load_addr_thumb2): Delete.
6200 (pic_load_dot_plus_four): Delete.
6201 (tls_load_dot_plus_four): New named pattern.
6203 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6206 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6207 Document fix for TLS bug.
6209 2010-01-31 Richard Guenther <rguenther@suse.de>
6211 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6212 conservatively correct.
6214 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6218 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6220 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6222 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6224 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6226 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6228 * config.gcc: Adjust order of makefile fragments for mingw targets.
6230 2010-01-31 Richard Guenther <rguenther@suse.de>
6233 * gimplify.c (gimplify_init_constructor): For volatile LHS
6234 initialize a temporary.
6236 2010-01-31 Matthias Klose <doko@ubuntu.com>
6238 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6240 * configure: Regenerate.
6242 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6244 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6245 the same alias set and their sizes different constantness.
6246 (aliasing_component_refs_p): Revert 2009-10-24 change.
6248 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6250 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6253 2010-01-29 Richard Guenther <rguenther@suse.de>
6255 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6256 Assert we successfully updated the call.
6258 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6260 PR rtl-optimization/42889
6261 * df.h (df_set_bb_dirty_nonlr): New prototype.
6262 * df-core.c (df_set_bb_dirty_nonlr): New function.
6263 * df-scan.c (df_insn_rescan): Call it instead of
6264 df_set_bb_dirty for DEBUG_INSNs.
6266 2010-01-29 Richard Guenther <rguenther@suse.de>
6269 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6270 quadratic behavior in most cases.
6272 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6275 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6276 in the call to gen_x86_movsicc_0_m1.
6278 2010-01-28 Richard Guenther <rguenther@suse.de>
6280 PR tree-optimization/42871
6281 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6283 2010-01-28 Richard Guenther <rguenther@suse.de>
6285 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6286 into call arguments.
6288 2010-01-28 Richard Guenther <rguenther@suse.de>
6291 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6292 the forwarder if the destination is an EH landing pad.
6294 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6296 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6297 block list passed to gimple_duplicate_sese_tail.
6298 (parallelize_loops): Avoid parallelization when the function
6300 Avoid parallelization when the preheader is IRREDUCIBLE.
6301 Try to optimize when estimated_loop_iterations_int is unresolved.
6302 Add the loop's location to the dump file.
6303 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6304 (gimple_duplicate_sese_tail): Remove the check for the latch.
6305 Redirect nexits to the exit block.
6306 Remove handling of the incoming edges to the latch.
6307 Redirect the backedge from the copied latch to the exit bb.
6309 2010-01-28 Michael Matz <matz@suse.de>
6312 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6313 Wrap force_reg into a sequence, emit it before user.
6315 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6317 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6319 (arm_legacy_rev): Likewise.
6320 (thumb_legacy_rev): Likewise.
6322 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6324 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6325 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6326 on MEM's address failed, try avoid_constant_pool_reference and
6327 recurse if it returned something different.
6328 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6329 address, try avoid_constant_pool_reference and recurse if it
6330 returned something different.
6331 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6332 address and avoid_constant_pool_reference returned something
6333 different, don't set have_address.
6335 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6338 * var-tracking.c (val_store): Add modified argument, obey it.
6340 (count_uses): Move down logging of main.
6341 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6342 don't need resolution.
6343 (emit_notes_in_bb): Likewise.
6345 2010-01-27 Richard Guenther <rguenther@suse.de>
6348 * tree-inline.c (remap_decl): Delay remapping of SSA name
6349 default definitions until we need them.
6351 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6353 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6354 (rs6000_delegitimize_address): New function.
6356 * config/s390/s390.c (s390_delegitimize_address): Call
6357 delegitimize_mem_from_attrs.
6360 * tree-inline.c (cannot_copy_type_1): Removed.
6361 (copy_forbidden): Don't forbid copying of functions containing
6362 records/unions with variable length fields.
6364 2010-01-27 Christian Bruel <christian.bruel@st.com>
6368 * config/sh/sh.c (find_barrier): Increase length for non delayed
6369 conditional branches.
6371 2010-01-27 Matthias Klose <doko@ubuntu.com>
6373 * configure.ac (gnu-unique-object): Fix ldd version check.
6374 * configure: Regenerate.
6376 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6378 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6380 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6381 Test for HAVE_GNU_AS value.
6383 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6385 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6386 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6387 INT64_TYPE): Define.
6388 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6389 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6390 INT_LEAST64_TYPE): Define.
6391 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6392 UINT_LEAST64_TYPE): Define.
6393 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6394 INT_FAST64_TYPE): Define.
6395 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6396 UINT_FAST64_TYPE): Define.
6397 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6398 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6399 (SIG_ATOMIC_TYPE): Define.
6401 2010-01-26 Richard Guenther <rguenther@suse.de>
6403 * df-scan.c (df_scan_set_bb_info): Remove assert.
6404 (df_insn_rescan_debug_internal): Merge asserts.
6405 (df_install_ref): Likewise.
6406 (df_mark_reg): Use bitmap_set_range.
6407 (df_hard_reg_used_p): Remove assert.
6408 (df_hard_reg_used_count): Likewise.
6410 2010-01-26 Richard Guenther <rguenther@suse.de>
6412 PR rtl-optimization/42685
6413 * web.c (web_main): Ignore DEBUG_INSNs.
6415 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6417 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6419 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6420 Fix types of fndecl and arglist parameters.
6422 2010-01-26 Richard Guenther <rguenther@suse.de>
6425 * tree-eh.c (unsplit_eh): Skip debug insns.
6427 2010-01-26 Richard Guenther <rguenther@suse.de>
6429 PR tree-optimization/42250
6430 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6432 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6435 * omp-low.c (expand_omp_sections): Only use single_pred if
6436 l2_bb is single_pred_p.
6438 2010-01-25 Christian Bruel <christian.bruel@st.com>
6441 * config/sh/sh.c (find_barrier): Increase length for non delayed
6442 conditional branches.
6443 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6445 2010-01-24 David S. Miller <davem@davemloft.net>
6447 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6448 define if not using GAS.
6449 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6450 Likewise. Delete SECTION_MERGE code, which is only applicable
6453 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6456 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6457 mangling of va_list in system headers.
6459 2010-01-23 Toon Moene <toon@moene.org>
6461 * tree-predcom.c (combine_chains): Return NULL, not false.
6463 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6465 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6466 initialization of variable res to agree with return type.
6468 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6470 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6471 * tree-sra.c: Add include of expr.h.
6473 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6475 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6476 insert the debug stmt on the single non-EH edge from the stmt.
6478 2010-01-22 Richard Henderson <rth@redhat.com>
6481 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6482 the RHS until after generate_subtree_copies has insertted its
6483 code before the current statement.
6485 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6487 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6489 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6491 2010-01-21 Martin Jambor <mjambor@suse.cz>
6493 PR tree-optimization/42585
6494 * tree-sra.c (struct access): New field grp_total_scalarization.
6495 (dump_access): Dump the new field.
6496 (should_scalarize_away_bitmap): New variable.
6497 (cannot_scalarize_away_bitmap): Likewise.
6498 (sra_initialize): Allocate new bitmaps.
6499 (sra_deinitialize): Free new bitmaps.
6500 (create_access_1): New function.
6501 (create_access): Parts moved to create_access_1.
6502 (type_consists_of_records_p): New function.
6503 (completely_scalarize_record): Likewise.
6504 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6505 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6506 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6508 (analyze_all_variable_accesses): Completely scalarize small eligible
6511 2010-01-21 Martin Jambor <mjambor@suse.cz>
6513 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6515 2010-01-21 Andrew Haley <aph@redhat.com>
6517 * gcc.c (process_command): Move lang_specific_driver before
6518 setting cc_libexec_prefix.
6520 2010-01-21 Richard Guenther <rguenther@suse.de>
6523 * fold-const.c (negate_expr_p): Pretend only negative
6524 real constants are easily negatable.
6526 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6527 Jason Merrill <jason@redhat.com>
6529 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6530 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6531 * calls.c (initialize argument_information): Handle it.
6532 * c-common.c (handle_transparent_union_attribute): Use new name.
6533 * c-decl.c (finish_struct): Ditto.
6534 * c-typeck.c (type_lists_compatible_p): Ditto.
6535 (convert_for_assignment): Use new name and also handle record.
6536 * function.c (aggregate_value_p): Handle it.
6537 (pass_by_reference): Ditto.
6538 (assign_parm_data_types): Ditto.
6539 * print-tree.c (print_node): Ditto.
6540 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6541 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6542 * tree.c (first_field): New fn.
6544 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6547 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6548 even when linking statically, for now.
6550 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6553 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6554 without a cselib val.
6555 (count_uses): Accept MO_VAL_SET with no val on stores.
6556 (add_stores): Likewise.
6558 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6560 * var-tracking.c (check_value_val): Add a compile time assertion.
6561 (dv_is_decl_p): Simplify.
6562 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6563 gcc_assert if ENABLE_CHECKING.
6565 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6568 * var-tracking.c: Include tree-flow.h.
6569 (mem_dies_at_call): New.
6570 (dataflow_set_preserve_mem_locs): Use it.
6571 (dataflow_set_remove_mem_locs): Likewise.
6572 (dump_var): Renamed from dump_variable. Adjust all callers.
6573 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6574 * Makefile.in (var-tracking.o): Adjust deps.
6576 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6578 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6580 2010-01-20 Richard Guenther <rguenther@suse.de>
6582 PR tree-optimization/42717
6583 * tree-ssa-dce.c (get_live_post_dom): Remove.
6584 (forward_edge_to_pdom): Take an arbitrary edge to copy
6585 degenerate PHI args from.
6586 (remove_dead_stmt): Use the first post-dominator even if it
6587 does not contain live statements as redirection destination.
6589 2010-01-20 Richard Guenther <rguenther@suse.de>
6591 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6593 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6595 * sel-sched.c (create_speculation_check): Remove set but not used
6597 (try_transformation_cache): Remove set but not used variable ds.
6598 (calculate_privileged_insns): Remove set but not used variables
6599 cur_insn and min_spec_insn.
6600 (find_best_expr): Remove set but not used variable avail_n.
6601 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6603 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6605 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6606 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6609 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6612 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6613 cpu types. Add support for *-sse3 cpu types.
6614 (x86_64-*-*): Ditto.
6616 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6619 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6620 argument, call initializer_constant_valid_p_1 instead of
6621 initializer_constant_valid_p, pass CACHE to it, return NULL
6622 immediately if first call returns NULL.
6623 (initializer_constant_valid_p_1): New function.
6624 (initializer_constant_valid_p): Use it.
6626 2010-01-20 Thomas Quinot <quinot@adacore.com>
6628 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6630 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6632 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6633 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6634 (loc_list_from_tree): Don't handle unsigned division. Handle
6635 signed modulo using DW_OP_{over,over,div,mul,minus}.
6636 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6637 modulo instead of signed.
6639 2010-01-20 DJ Delorie <dj@redhat.com>
6641 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6643 (h8300_emit_stack_adjustment): Propogate it.
6645 (h8300_expand_prologue): Likewise.
6646 (h8300_expand_epilogue): Likewise.
6648 2010-01-19 Michael Matz <matz@suse.de>
6650 PR tree-optimization/41783
6651 * tree-data-ref.c (toplevel): Include flags.h.
6652 (dump_data_dependence_relation): Also dump the inputs if the
6653 result will be unknown.
6654 (split_constant_offset_1): Look through some conversions.
6655 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6656 the offset from last element is too large.
6657 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6658 (reassociate_to_the_same_stmt): Handle vector registers.
6659 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6661 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6662 wide_prolog_niters argument, emit widening instructions.
6663 (vect_do_peeling_for_alignment): Adjust caller, use widened
6664 variant of the iteration cound.
6665 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6667 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6670 * config/arm/neon-testgen.m (emit_automatics): New parameter
6671 features. Adjust for Fixed_return_reg feature.
6672 (test_intrinsic): Call emit_automatics with new feature.
6673 * config/arm/neon.ml: Update copyright years.
6674 (features): New Fixed_return_reg feature.
6675 (ops): Update feature for Vget_low.
6677 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6679 PR tree-optimization/42719
6680 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6684 * fwprop.c (all_uses_available_at): Return false if def_set dest
6685 is a REG that is used in def_insn.
6687 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6689 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6691 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6694 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6696 * target.h (struct gcc_target) <secondary_reload>: Change type
6697 of last argument to secondary_reload_info *.
6699 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6702 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6703 memory references with unaligned offsets. Remove CQImode handling.
6704 (unaligned_memory_operand): Return 1 for memory references with
6705 unaligned offsets. Remove CQImode handling.
6707 2010-01-18 Richard Guenther <rguenther@suse.de>
6710 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6713 2010-01-18 Richard Guenther <rguenther@suse.de>
6715 PR tree-optimization/42781
6716 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6717 restrict processing only if the original variable was artificial.
6719 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6721 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6722 find number of popped argument bytes.
6724 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6725 Fix the text that describes the return value for invalid insns.
6727 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6729 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6730 Clarify what 'cost of the -dependence' is. Fix quoting.
6732 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6733 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6735 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6737 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6738 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6740 2010-01-17 Richard Guenther <rguenther@suse.de>
6743 * function.c (split_complex_args): Take a VEC to modify.
6744 (assign_parms_augmented_arg_list): Build a VEC instead of
6745 a chain of PARM_DECLs.
6746 (assign_parms_unsplit_complex): Take a VEC of arguments.
6747 Do not fixup unmodified parms.
6748 (assign_parms): Deal with the VEC.
6749 (gimplify_parameters): Likewise.
6751 2010-01-17 Richard Guenther <rguenther@suse.de>
6753 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6754 node existence check.
6755 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6756 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6757 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6758 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6759 (gimple_execute_on_growing_pred): Likewise.
6761 2010-01-17 Richard Guenther <rguenther@suse.de>
6763 PR tree-optimization/42773
6764 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6765 (compute_antic_aux): Likewise.
6766 (compute_partial_antic_aux): Likewise.
6768 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6771 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6774 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6776 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6779 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6780 Fix markup for strict argument.
6782 (TARGET_SCHED_REORDER2): Fix argument types.
6784 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6785 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6787 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6788 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6790 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6793 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6794 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6795 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6796 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6797 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6799 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6801 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6803 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6804 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6806 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6808 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6811 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6813 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6814 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6816 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6818 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6820 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6821 referring to it. Fix language.
6823 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6825 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6827 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6829 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6831 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6832 '@var{stream}. Remove stray 'and'.
6834 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6836 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6838 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6840 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6841 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6843 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6844 Fix description of return value.
6845 Rename argument "sz" to "len."
6847 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6848 Clarify meaning of 'true' return value.
6850 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6852 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6853 rep_mode versus mode_rep.
6855 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6857 (TARGET_BUILTIN_DECL): Fix name.
6859 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6861 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6863 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6865 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6867 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6869 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6872 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6873 Rename argument tm_fn to md_fn.
6875 (TARGET_OPTION_PRINT): Fix argument list.
6877 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6880 * config/i386/i386.c (ix86_fixup_binary_operands):
6881 Revert FMA4 fixup of operands.
6883 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6886 * Makefile.in (write_entries_to_file, install-plugin):
6887 Use \012 instead of \n with tr.
6889 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6891 * configure.ac (HAVE_AS_REF): New C macro.
6892 * configure: Regenerate.
6893 * config.in: Likewise.
6894 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6896 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6899 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6901 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6903 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6905 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6907 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6909 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6911 (TARGET_BINDS_LOCAL_P): Fix argument type.
6913 (TARGET_ASM_FILE_END): Use prototype.
6915 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6917 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6919 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6921 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6923 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6924 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6926 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6927 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6929 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6930 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6931 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6932 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6934 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6936 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6938 (TARGET_INIT_BUILTINS): Use prototype.
6940 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6941 Put 'const char *' in braces. Fix parameter types.
6942 (TARGET_INVALID_CONVERSION): Fix parameter types.
6943 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6944 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6946 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6949 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6951 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6953 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6955 * doc/tm.texi (TARGET_HELP): Fix return type.
6957 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6958 in braces. Fix argument types.
6960 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6962 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6964 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6966 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6967 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6969 (TARGET_MANGLE_TYPE): Fix argument types.
6971 (TARGET_IRA_COVER_CLASSES): Use prototype.
6973 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6975 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6977 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6979 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6981 (TARGET_CALLEE_COPIES): Fix argument types.
6983 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6985 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6987 (TARGET_FUNCTION_VALUE): Fix argument types.
6989 (TARGET_RETURN_IN_MSB): Fix argument type.
6991 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6993 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6995 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6997 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6998 agree with return type.
7000 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7002 2010-01-15 Jing Yu <jingyu@google.com>
7004 PR rtl-optimization/42691
7005 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7006 a pseudo to a constant and are merged, and adjust comments.
7008 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7010 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7012 2010-01-15 Richard Guenther <rguenther@suse.de>
7015 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7016 labels of computed or non-local gotos to the destination.
7017 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7018 landing pad label is the first label.
7020 2010-01-15 Richard Guenther <rguenther@suse.de>
7022 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7024 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7027 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7028 to allow generation of the xssqrtdp instruction on power7.
7029 (sqrtdf2_fpr): Ditto.
7031 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7034 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7035 functions with noreturn attribute.
7038 * varasm.c (declare_weak): Add weak attribute to decl if it
7039 doesn't have one already.
7040 (assemble_external): Only add decls to weak_decls if they also
7041 have weak attribute.
7043 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7045 * var-tracking.c (var_reg_delete): Don't delete the association
7046 between REGs and values or one-part variables if the register
7049 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7052 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7053 because its first operand is a non-localized variable.
7055 2010-01-14 Martin Jambor <mjambor@suse.cz>
7057 PR tree-optimization/42706
7058 * tree-sra.c (encountered_recursive_call): New variable.
7059 (encountered_unchangable_recursive_call): Likewise.
7060 (sra_initialize): Initialize both new variables.
7061 (callsite_has_enough_arguments_p): New function.
7062 (scan_function): Call decl and flags check only for IPA-SRA, check
7063 whether there is a recursive call and whether it has enough arguments.
7064 (all_callers_have_enough_arguments_p): New function.
7065 (convert_callers): Look for recursive calls only when
7066 encountered_recursive_call is set.
7067 (ipa_early_sra): Bail out either if
7068 !all_callers_have_enough_arguments_p or
7069 encountered_unchangable_recursive_call.
7071 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7073 * sel-sched.c: Add 2010 to copyright years.
7074 * sel-sched-ir.c: Likewise.
7075 * sel-sched-ir.h: Likewise.
7077 2010-01-14 Martin Jambor <mjambor@suse.cz>
7079 PR tree-optimization/42714
7080 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7081 constructors specially.
7083 2010-01-14 Andi Kleen <ak@linux.intel.com>
7085 * config/i386/drivers-i386.c (detect_caches_intel):
7086 Add l2sizekb parameter and fill in.
7087 (host_detect_local_cpu): Add l2sizekb, fill in.
7088 Add Atom small cache heuristic.
7090 2010-01-14 Andi Kleen <ak@linux.intel.com>
7092 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7093 Add level3 parameter and fill in.
7094 (detect_caches_intel): Handle level3 cache.
7096 2010-01-14 Andi Kleen <ak@linux.intel.com>
7098 * config/i386/drivers-i386.c (host_detect_local_cpu):
7099 Fix core duo detection.
7101 2010-01-14 Andi Kleen <ak@linux.intel.com>
7103 * config/i386/drivers-i386.c (host_detect_local_cpu):
7106 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7108 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7109 (rs6000_variable_issue_1): this. Use...
7110 (rs6000_variable_issue): here. Reimplement. Print debug info.
7112 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7114 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7115 sel_restore_notes. Update all callers. Call reemit_notes
7118 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7120 PR rtl-optimization/42246
7121 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7124 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7126 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7127 all successors is the same as number of successors in current region.
7129 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7131 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7132 to rename is not separable. Otherwise check that its LHS is not NULL.
7134 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7136 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7138 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7140 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7141 available registers when failed to discover LHS register class.
7142 Fix indentation. Update comment.
7144 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7145 Alexander Monakov <amonakov@ispras.ru>
7147 PR rtl-optimization/42389
7148 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7150 (advance_state_on_fence): Likewise.
7151 (sel_target_adjust_priority): Print debug output only when
7152 sched_verbose >= 4, not 2.
7153 (get_expr_cost): Do not issue all unique insns on the next cycle.
7154 (fill_insns): Initialize can_issue_more from the value saved
7156 * sel-sched-ir.c (flist_add): New parameter issue_more.
7157 Init FENCE_ISSUE_MORE with it.
7158 (merge_fences): Likewise.
7159 (init_fences): Update call to flist_add.
7160 (add_to_fences, add_clean_fence_to_fences)
7161 (add_dirty_fence_to_fences): Likewise.
7162 (move_fence_to_fences): Update call to merge_fences.
7163 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7165 * sel-sched-ir.h (struct _fence): New field issue_more.
7166 (FENCE_ISSUE_MORE): New accessor macro.
7168 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7170 PR rtl-optimization/42388
7171 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7172 that have no predecessors nor successors. Do not call move_bb_info
7173 for empty blocks outside of current region.
7175 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7177 PR rtl-optimization/42294
7178 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7179 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7180 originators' originators.
7182 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7184 PR rtl-optimization/39453
7185 PR rtl-optimization/42246
7186 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7188 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7190 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7191 Alexander Monakov <amonakov@ispras.ru>
7194 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7195 (maybe_tidy_empty_bb): ... here. Make static. Add new
7196 argument. Update all callers.
7197 (tidy_control_flow): ... and here. Recompute topological order
7198 of basic blocks in region if necessary.
7199 (sel_redirect_edge_and_branch): Change return type. Return true
7200 if topological order might have been invalidated.
7201 (purge_empty_blocks): Export and move from...
7202 * sel-sched.c (purge_empty_blocks): ... here.
7203 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7204 (maybe_tidy_empty_bb): Delete prototype.
7205 (purge_empty_blocks): Declare.
7207 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7209 PR rtl-optimization/42249
7210 * sel-sched.c (try_replace_dest_reg): When chosen register
7211 and original register is the same, do not bail out early, but
7212 still check all original insns for validity of replacing destination
7213 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7216 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7219 Port from no-undefined-overflow branch:
7220 2009-03-09 Richard Guenther <rguenther@suse.de>
7222 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7224 2010-01-14 Richard Guenther <rguenther@suse.de>
7227 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7229 2010-01-14 Ira Rosen <irar@il.ibm.com>
7231 PR tree-optimization/42709
7232 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7233 as scalar type in creation of constant vector operand.
7235 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7238 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7239 (check-parallel-%): Match `testsuite' directory component only
7242 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7244 PR translation/39521
7245 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7248 2010-01-13 Richard Guenther <rguenther@suse.de>
7250 PR tree-optimization/42730
7251 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7254 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7257 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7258 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7261 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7263 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7264 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7265 ___umulsi3_highpart.
7267 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7268 rather than schedule_insns if the pass is enabled.
7270 2010-01-13 Martin Jambor <mjambor@suse.cz>
7272 PR tree-optimization/42704
7273 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7276 2010-01-13 Martin Jambor <mjambor@suse.cz>
7278 PR tree-optimization/42703
7279 * tree-sra.c (analyze_access_subtree): Check that we can build a
7280 reference to the original data within the aggregate.
7282 2010-01-13 Richard Guenther <rguenther@suse.de>
7284 PR tree-optimization/42705
7285 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7287 2010-01-13 Richard Guenther <rguenther@suse.de>
7290 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7292 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7295 * var-tracking.c (values_to_unmark): New variable.
7296 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7297 values_to_unmark vector. Moved body to...
7298 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7299 instead queue it into values_to_unmark vector.
7300 (vt_find_locations): Free values_to_unmark vector.
7302 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7304 * config/s390/s390.c (override_options): Set
7305 default of max-pending-list-length to 256
7307 2010-01-13 Richard Guenther <rguenther@suse.de>
7310 * tree-pass.h (PROP_gimple_lcx): New.
7311 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7312 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7313 before the final cleanup_eh.
7314 (dump_properties): Dump PROP_gimple_lcx.
7315 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7316 (tree_lower_complex_O0): Remove.
7317 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7318 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7319 tree_lower_complex, schedule TODO_update_ssa.
7320 * lto-streamer-out.c (output_function): Stream the functions
7322 * lto-streamer-in.c (input_function): Likewise.
7323 (lto_read_body): Do not override them here.
7325 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7328 * c-typeck.c (build_c_cast): Fold value cast to union type before
7329 wrapping it in a CONSTRUCTOR.
7331 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7333 PR rtl-optimization/42699
7334 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7337 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7339 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7340 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7341 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7342 SUBTARGET_WARN_UNUSED_SPEC): ... here
7343 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7345 2010-01-12 Julian Brown <julian@codesourcery.com>
7347 * config/arm/neon-schedgen.ml (Utils): Don't try to
7348 open missing module.
7349 (find_with_result): New.
7351 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7354 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7355 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7357 PR tree-optimization/42645
7358 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7359 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7360 decl_map, set processing_debug_stmt to -1 and return name without
7363 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7365 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7366 binutils version, and reword target configuration description.
7368 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7370 * config/avr/avr.h (LINKER_NAME): Remove.
7372 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7375 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7376 that support VSX, warn for -mno-altivec if vsx is not disabled,
7379 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7380 Shujing Zhao <pearly.zhao@oracle.com>
7382 PR translation/42469
7383 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7384 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7385 character between option name and help text.
7386 * c.opt (imultilib): Likewise.
7388 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7390 * lto-streamer-out.c (output_unreferenced_globals): Output static
7393 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7395 PR rtl-optimization/42621
7396 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7397 optimizing for size.
7398 (duplicate_computed_gotos): Remove now-redundant check.
7400 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7403 * configure.ac: Save and restore LDFLAGS and LIBS
7404 * configure: Regenerate.
7406 2010-01-10 Richard Guenther <rguenther@suse.de>
7409 * builtins.c (fold_builtin_strlen): Add type argument and
7410 convert the resulting length to it.
7411 (fold_builtin_1): Adjust.
7413 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7415 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7416 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7418 (num_insns_constant_wide): Adjust for that change.
7420 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7423 * web.c (union_defs): Add used argument, to combine uses of
7425 (entry_register): Adjust type and tests of used argument.
7426 (web_main): Widen used for new use. Pass it to union_defs.
7427 * df.h (union_defs): Adjust prototype.
7429 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7432 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7433 uses in new incoming argument. Free body.
7434 (reset_debug_uses_in_loop): New.
7435 (analyze_insn_to_expand_var): Call the latter if the former found
7436 anything. Fix whitespace. Reject invalid dest overlaps before
7437 going through all insns in the loop.
7439 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7442 * haifa-sched.c (dying_use_p): Debug insns don't count.
7444 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7447 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7448 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7449 (verify_gimple_call): Reject LHS in noreturn calls.
7451 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7455 * tree-vect-loop-manip.c (adjust_info): New type.
7456 (adjust_vec): New pointer to vector.
7457 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7458 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7459 (slpeel_update_phis_for_duplicate_loop): Use them.
7460 (slpeel_update_phi_nodes_for_guard1): Likewise.
7461 (slpeel_update_phi_nodes_for_guard2): Likewise.
7462 (slpeel_tree_peel_loop_to_edge): Likewise.
7463 (vect_update_ivs_after_vectorizer): Likewise.
7465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7467 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7468 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7470 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7472 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7473 bogus uninitialized warning.
7475 2010-01-09 Richard Guenther <rguenther@suse.de>
7478 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7479 the evolution is compatible with the initial condition.
7481 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7483 * gcc.c (process_command): Update copyright notice dates.
7484 * gcov.c (print_version): Likewise.
7485 * gcov-dump.c (print_version): Likewise.
7486 * mips-tfile.c (main): Likewise.
7487 * mips-tdump.c (main): Likewise.
7489 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7492 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7494 (rotlhi3_8): Delete.
7496 (rotlsi3_8): Delete.
7497 (rotlsi3_16): Delete.
7498 (rotlsi3_24): Delete.
7500 (*rotw<mode>3): New.
7501 (*rotb<mode>3): New.
7502 * config/avr/avr.c (avr_rotate_bytes): New function.
7503 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7505 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7508 * configure.ac: Modify -rdynamic check.
7509 * configure: Regenerate.
7511 2010-01-08 DJ Delorie <dj@redhat.com>
7513 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7514 register popping order.
7516 2010-01-08 Richard Guenther <rguenther@suse.de>
7519 * c.opt (fsigned-char): Also let LTO handle this option.
7520 (funsigned-char): Likewise.
7522 2010-01-07 Richard Guenther <rguenther@suse.de>
7524 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7525 (gimple_op): Likewise.
7526 (gimple_op_ptr): Likewise.
7527 (gimple_assign_set_lhs): Remove gcc_assert.
7528 (gimple_assign_set_rhs1): Likewise.
7529 (gimple_assign_set_rhs2): Likewise.
7530 (gimple_call_set_lhs): Likewise.
7531 (gimple_call_set_fn): Likewise.
7532 (gimple_call_set_fndecl): Likewise.
7533 (gimple_call_fndecl): Likewise.
7534 (gimple_call_return_type): Likewise.
7535 (gimple_call_set_chain): Likewise.
7536 (gimple_call_num_args): Likewise.
7537 (gimple_call_set_arg): Likewise.
7538 (gimple_cond_set_code): Likewise.
7539 (gimple_cond_set_lhs): Likewise.
7540 (gimple_cond_set_rhs): Likewise.
7541 (gimple_cond_set_true_label): Likewise.
7542 (gimple_cond_set_false_label): Likewise.
7543 (gimple_label_set_label): Likewise.
7544 (gimple_goto_set_dest): Likewise.
7545 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7546 (gimple_debug_bind_get_value): Likewise.
7547 (gimple_debug_bind_get_value_ptr): Likewise.
7548 (gimple_debug_bind_set_var): Likewise.
7549 (gimple_debug_bind_set_value): Likewise.
7550 (gimple_debug_bind_reset_value): Likewise.
7551 (gimple_debug_bind_has_value_p): Likewise.
7552 (gimple_return_retval_ptr): Remove gcc_assert.
7553 (gimple_return_retval): Likewise.
7554 (gimple_return_set_retval): Likewise.
7555 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7556 (safe_referenced_var_iterator): Remove.
7557 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7558 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7559 (fill_referenced_var_vec): Remove.
7560 (first_readonly_imm_use): Remove redundant gcc_assert.
7561 (phi_arg_index_from_use): Combine gcc_asserts.
7562 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7563 (first_imm_use_stmt): Remove redundant gcc_assert.
7564 * tree-cfg.c (verify_gimple_call): Verify function and chain
7565 operands. Verify arguments.
7566 (verify_types_in_gimple_stmt): Verify condition code and labels.
7568 2010-01-07 Richard Guenther <rguenther@suse.de>
7570 PR tree-optimization/42641
7571 * sese.c (rename_map_elt_info): Use the SSA name version, do
7574 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7576 PR tree-optimization/42625
7577 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7578 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7580 2010-01-07 Duncan Sands <baldrick@free.fr>
7582 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7584 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7587 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7588 note itself is not function_invariant_p.
7590 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7592 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7593 Do not add the DF_NOTE problem.
7594 * store-motion.c (execute_rtl_store_motion): Likewise.
7596 2010-01-07 Martin Jambor <mjambor@suse.cz>
7598 PR tree-optimization/42157
7599 * tree-sra.c (compare_access_positions): Stabilize sort if both
7600 accesses have integer types, return zero immediately if they are the
7603 2010-01-06 Richard Henderson <rth@redhat.com>
7606 * haifa-sched.c (add_to_note_list): Merge into ...
7607 (concat_note_lists): ... here, and ...
7608 (unlink_other_notes, rm_other_notes): Merge into...
7609 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7610 NOTE_INSN_EPILOGUE_BEG.
7612 2010-01-06 Richard Guenther <rguenther@suse.de>
7614 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7615 not inline regular functions into always-inline functions.
7617 2010-01-06 Nick Clifton <nickc@redhat.com>
7619 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7620 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7622 (OVERRIDE_OPTIONS): Delete.
7623 (OPTIMIZATION_OPTIONS): Define.
7624 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7625 * config/rx/rx.c (rx_handle_option): Issue an error message if
7626 -mcpu=rx200 and -fpu are used together.
7627 (rx_set_optimization_options): New function. Issue an error
7628 message if an optimization attribute attempts to reset the FPU/
7629 math optimization pairing.
7630 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7631 * config/rx/rx.opt: Set the default to 32-bit doubles.
7632 * config/rx/t-rx: Add multilibs for -nofpu option.
7633 * doc/invoke.texi: Update documentation of RX options.
7635 2010-01-06 Richard Guenther <rguenther@suse.de>
7637 * tree-ssa-pre.c (name_to_id): New global.
7638 (alloc_expression_id): Simplify SSA name handling.
7639 (lookup_expression_id): Likewise.
7640 (init_pre): Zero name_to_id.
7641 (fini_pre): Free it.
7643 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7645 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7647 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7650 * config/i386/sse.md (smaxv2di3): New.
7651 (umaxv2di3): Likewise.
7652 (sminv2di3): Likewise.
7653 (uminv2di3): Likewise.
7655 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7658 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7659 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7660 (legitimize_tls_address): Likewise.
7661 (sparc_tls_referenced_p): Likewise.
7662 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7663 and adjust calls to legitimize_pic_address.
7664 (legitimate_constant_p) Use sparc_tls_referenced_p.
7665 (legitimate_pic_operand_p): Likewise.
7666 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7667 (sparc_tls_symbol_ref_1): Delete.
7668 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7669 (legitimize_tls_address): Make static, handle CONST patterns.
7670 (legitimize_pic_address): Make static, remove unused parameter and
7671 adjust recursive calls.
7672 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7673 and adjust call to legitimize_pic_address.
7674 (sparc_output_mi_thunk): Likewise.
7676 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7677 H.J. Lu <hongjiu.lu@intel.com>
7680 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7681 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7682 operands to make them signed.
7685 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7688 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7689 GTU to GT for V4SI and V2DI.
7691 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7692 (umin<mode>3): Removed.
7694 (uminv4si3): Likewise.
7696 2010-01-05 Martin Jambor <mjambor@suse.cz>
7698 PR tree-optimization/42462
7699 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7700 current_function_decl to helper functions and macros.
7702 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7705 * flags.h: Don't include real.h.
7706 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7707 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7708 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7709 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7710 * dominance.c: Update copyright.
7711 * gimple.c (walk_gimple_op): Remove inline.
7712 * tree-ssa-reassoc.c: Include real.h.
7713 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7714 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7716 2010-01-05 Nick Clifton <nickc@redhat.com>
7718 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7719 register to push into the stack frame when the accumulator has to
7720 be saved during interrupts.
7722 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7724 * doc/invoke.texi: Remove the documentation about option
7726 * common.opt (Wunreachable-code): Preserved for backward
7728 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7729 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7730 the backward compatibility flag section.
7732 2010-01-05 Richard Guenther <rguenther@suse.de>
7734 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7736 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7739 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7741 PR tree-optimization/42508
7742 * tree-sra.c (convert_callers): Check for recursive call
7743 by comparing cgraph nodes instead of decls.
7744 (modify_function): Call ipa_modify_formal_parameters also
7745 on all same_body aliases.
7747 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7748 cgraph nodes when checking for same_body aliases.
7750 2010-01-05 Richard Guenther <rguenther@suse.de>
7752 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7753 allocation and lookup.
7754 (get_or_alloc_expr_for_constant): Likewise.
7755 (phi_translate): Sink allocation.
7757 2010-01-04 Richard Guenther <rguenther@suse.de>
7759 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7760 a new entry only if needed.
7761 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7762 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7764 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7766 (phi_translate): Handle CONSTANTs early.
7768 2010-01-04 Martin Jambor <mjambor@suse.cz>
7770 PR tree-optimization/42398
7771 * tree-sra.c (struct access): Removed flag grp_different_types.
7772 (dump_access): Do not dump the removed flag.
7773 (sort_and_splice_var_accesses): Do not set the removed flag.
7774 (sra_modify_expr): Check for type compatibility directly.
7776 2010-01-04 Martin Jambor <mjambor@suse.cz>
7778 PR tree-optimization/42366
7779 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7780 edges with variable number of parameters.
7781 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7782 flag instead of asserting it.
7783 (ipa_read_node_info): Read uses_analysis_done flag.
7785 2010-01-04 Richard Guenther <rguenther@suse.de>
7787 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7788 iterative_hash_* as intended.
7789 (vn_reference_compute_hash): Likewise. Simplify hashing
7791 (vn_reference_lookup_2): Likewise.
7792 (vn_nary_op_compute_hash): Likewise.
7793 (vn_phi_compute_hash): Likewise.
7794 (expressions_equal_p): Remove strange code.
7795 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7796 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7797 (bitmap_insert_into_set_1): Take value-id as parameter.
7798 (add_to_value): Pass it.
7799 (bitmap_insert_into_set): Likewise.
7800 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7802 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7805 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7806 (do_self_spec): For switches with SWITCH_IGNORE set set also
7807 SWITCH_IGNORE_PERMANENTLY.
7808 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7811 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7813 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7814 tree of an unreferenced global var.
7816 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7819 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7820 GTU to GT for V4SI and V2DI.
7822 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7823 (umin<mode>3): Removed.
7825 (uminv4si3): Likewise.
7827 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7830 * collect2.c (main): Turn on trace in collect2 if -v is passed
7833 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7835 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7836 description of expression operand.
7838 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7840 * configure.ac: Add install-html to target_list for Make-hooks.
7841 * configure: Regenerate.
7842 * fortran/Make-lang.in (F95_HTMLFILES): New.
7843 (fortran.html): Use it.
7844 (fortran.install-html): New.
7845 * Makefile.in (install-html): Add lang.install-html.
7846 * java/Make-lang.in (JAVA_HTMLFILES): New.
7847 (java.html): Use it.
7848 (java.install-html): New.
7849 * objc/Make-lang.in (objc.install-html): New.
7850 * objcp/Make-lang.in (obj-c++.install-html): New.
7851 * cp/Make-lang.in (c++.install-html): New.
7852 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7853 * lto/Make-lang.in (lto.install-html): New.
7855 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7858 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7860 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7862 PR rtl-optimization/41862
7863 * store-motion.c (store_killed_in_insn, compute_store_table,
7864 remove_reachable_equiv_notes, replace_store_insn,
7865 build_store_vectors): Ignore all DEBUG_INSNs.
7867 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7870 * common.opt: Add dumpdir.
7872 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7874 (option_map): Add --dumpdir.
7876 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7878 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7880 * opts.c (decode_options): Try dump_dir_name first if
7881 dump_base_name isn't an absolute path.
7882 (common_handle_option): Handle OPT_dumpdir.
7884 * toplev.c (dump_dir_name): New.
7885 (print_switch_values): Also ignore -dumpdir.
7887 * toplev.h (dump_dir_name): New.
7889 2010-01-03 Richard Guenther <rguenther@suse.de>
7891 PR tree-optimization/42589
7892 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7893 double-word expansion of bswap32.
7895 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7897 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7898 with BLOCK_FOR_INSN.
7899 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7900 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7901 noce_process_if_block): Likewise.
7902 * gcse.c (compute_local_properties, insert_expr_in_table,
7903 insert_set_in_table, canon_list_insert, find_avail_set,
7904 pre_insert_copy_insn): Likewise.
7906 * basic-block.h (BLOCK_NUM): Move from here...
7907 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7909 2010-01-03 Richard Guenther <rguenther@suse.de>
7911 PR tree-optimization/42438
7912 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7913 contains_may_not_return_call flag.
7914 (BB_MAY_NOTRETURN): New.
7915 (valid_in_sets): Trapping nary operations are not valid
7916 in blocks that may not return.
7917 (insert_into_preds_of_block): Remove check for trapping expressions.
7918 (compute_avail): Compute also BB_MAY_NOTRETURN.
7920 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7922 * doc/invoke.texi: Add 2010 to copyright years.
7924 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7926 * config/sparc/sparc.c: Fix formatting nits.
7928 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7929 Alexander Monakov <amonakov@ispras.ru>
7931 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7933 2010-01-02 Richard Guenther <rguenther@suse.de>
7936 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7937 (simplify_switch_using_ranges): Mark to be removed edges
7940 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7942 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7944 * collect2.c (scan_libraries): Add missing argument in call to
7947 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7950 * config/alpha/predicates.md (aligned_memory_operand): Return false
7952 (unaligned_memory_operand): Return true for CQImode.
7953 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7954 doesn not cross aligned SImode word boundary.
7956 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7958 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7960 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7961 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7963 2010-01-02 Richard Guenther <rguenther@suse.de>
7966 * toplev.c (compile_file): Emit LTO marker properly. Change
7968 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7970 2010-01-01 Richard Guenther <rguenther@suse.de>
7973 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7975 2010-01-01 Richard Guenther <rguenther@suse.de>
7978 * c-decl.c (grokdeclarator): For zero-size arrays force
7979 structural equality checks as layout_type does.
7981 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7983 * builtins.c: Update copyright to 2010.
7985 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7988 * lto-streamer-out.c (produce_asm): Revert the last change.
7989 (copy_function): Likewise.
7991 * lto-streamer.c (lto_get_section_name): Skip any leading
7994 2010-01-01 Richard Guenther <rguenther@suse.de>
7997 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8001 Copyright (C) 2010 Free Software Foundation, Inc.
8003 Copying and distribution of this file, with or without modification,
8004 are permitted in any medium without royalty provided the copyright
8005 notice and this notice are preserved.